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24 Commits

Author SHA1 Message Date
a8d744ca0e Fix wording 2021-03-16 12:48:36 +03:00
b5ff44fb6f Change Telegram chat link 2021-03-16 12:48:36 +03:00
f918bc4543 Fix Russian README for CMake build 2021-03-16 12:48:36 +03:00
6875a838e0 Capture all by value in qemu_proxy 2021-03-16 12:48:36 +03:00
20781abd3d Add LICENSE 2021-03-16 12:48:36 +03:00
1f02f645c0 Add Russian version of the README 2021-03-16 12:48:36 +03:00
ee44f64927 Introduce image names and metadata storage in etcd
Each inode has: image name, parent inode number & pool, size and readonly flag

Snapshots are created by switching image name to a different inode number
while using the older inode as parent.
2021-03-16 12:48:36 +03:00
abf0611d93 Use clean_entry_bitmap_size instead of entry_attr_size back because of changed bitmap handling 2021-03-16 12:48:36 +03:00
edbf0eb040 Add a test for snapshots, fix bugs. Now the test passes 2021-03-16 12:48:36 +03:00
09725038e7 Begin snapshot test 2021-03-16 12:48:36 +03:00
18f71b059a Fix part bitmap addresses 2021-03-16 12:48:36 +03:00
2db2ed22ea Fix several snapshot I/O bugs 2021-03-16 12:48:36 +03:00
aa7699da24 Fix subop generation for snapshot implementation 2021-03-16 12:48:36 +03:00
853ecba780 Actual snapshot support (untested) 2021-03-16 12:48:36 +03:00
2f9c76b8fc Report inode I/O statistics, aggregate it in the monitor 2021-03-16 12:48:36 +03:00
8da7f26459 Report inode space usage statistics to etcd, aggregate it in the monitor 2021-03-16 12:48:36 +03:00
9998b50c7e Add inode space usage statistics tracking to blockstore 2021-03-16 12:48:36 +03:00
0422d94a70 Send bitmaps with primary-reads, actually read bitmaps for READ ops 2021-03-16 12:48:36 +03:00
ff2208ae70 Allocate bitmaps along with stripes to avoid memory fragmentation 2021-03-16 12:48:36 +03:00
ae54dddb0c Remove cryptic bitmap inlining from bs_op_t and osd_op_t, use bitmap in primary OSD code 2021-03-16 12:48:36 +03:00
bfc175fe0f Add "external" bitmap support to the secondary OSD protocol 2021-03-16 12:48:36 +03:00
07e10210b6 Use bitmap granularity for alignment checks 2021-03-16 12:48:36 +03:00
221b728fc9 Add "external" bitmap support to blockstore 2021-03-16 12:48:36 +03:00
6625aaae00 Add "external" bitmap support to osd_rmw 2021-03-16 12:48:36 +03:00
174 changed files with 3509 additions and 17079 deletions

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@@ -2,6 +2,4 @@ cmake_minimum_required(VERSION 2.8)
project(vitastor)
set(VERSION "0.6.8")
add_subdirectory(src)

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@@ -40,30 +40,23 @@ Vitastor на данный момент находится в статусе п
- Драйвер диска для QEMU (собирается вне дерева исходников QEMU)
- Драйвер диска для утилиты тестирования производительности fio (также собирается вне дерева исходников fio)
- NBD-прокси для монтирования образов ядром ("блочное устройство в режиме пользователя")
- Утилита для удаления образов/инодов (vitastor-cli rm-data)
- Утилита удаления образов/инодов (vitastor-rm)
- Пакеты для Debian и CentOS
- Статистика операций ввода/вывода и занятого места в разрезе инодов
- Именование инодов через хранение их метаданных в etcd
- Снапшоты и copy-on-write клоны
- Сглаживание производительности случайной записи в SSD+HDD конфигурациях
- Поддержка RDMA/RoCEv2 через libibverbs
- CSI-плагин для Kubernetes
- Базовая поддержка OpenStack: драйвер Cinder, патчи для Nova и libvirt
- Слияние снапшотов (vitastor-cli {snap-rm,flatten,merge})
- Консольный интерфейс для управления образами (vitastor-cli {ls,create,modify})
## Планы развития
## Планы разработки
- Поддержка удаления снапшотов (слияния слоёв)
- Более корректные скрипты разметки дисков и автоматического запуска OSD
- Другие инструменты администрирования
- Плагины для OpenNebula, Proxmox и других облачных систем
- Плагины для OpenStack, Kubernetes, OpenNebula, Proxmox и других облачных систем
- iSCSI-прокси
- Более быстрое переключение при отказах
- Таймауты операций и более быстрое выявление отказов
- Фоновая проверка целостности без контрольных сумм (сверка реплик)
- Контрольные суммы
- Поддержка SSD-кэширования (tiered storage)
- Поддержка NVDIMM
- Оптимизации для гибридных SSD+HDD хранилищ
- Поддержка RDMA и NVDIMM
- Web-интерфейс
- Возможно, сжатие
- Возможно, поддержка кэширования данных через системный page cache
@@ -317,15 +310,14 @@ Ceph:
### NBD
NBD - на данный момент единственный способ монтировать Vitastor ядром Linux, но он
приводит к дополнительным копированиям данных, поэтому немного ухудшает производительность,
правда, в основном - линейную, а случайная затрагивается слабо.
NBD расшифровывается как "сетевое блочное устройство", но на самом деле оно также
работает просто как аналог FUSE для блочных устройств, то есть, представляет собой
"блочное устройство в пространстве пользователя".
NBD - на данный момент единственный способ монтировать Vitastor ядром Linux.
NBD немного снижает производительность, так как приводит к дополнительным копированиям
данных между ядром и пространством пользователя. Тем не менее, способ достаточно оптимален,
а производительность случайного доступа вообще затрагивается слабо.
Vitastor с однопоточной NBD прокси на том же стенде:
- T1Q1 запись: 6000 iops (задержка 0.166ms)
- T1Q1 чтение: 5518 iops (задержка 0.18ms)
@@ -367,14 +359,14 @@ Vitastor с однопоточной NBD прокси на том же стен
так как в 5.4 есть как минимум 1 известный баг, ведущий к зависанию с io_uring и контроллером HP SmartArray.
- Установите liburing 0.4 или более новый и его заголовки.
- Установите lp_solve.
- Установите etcd, версии не ниже 3.4.15. Более ранние версии работать не будут из-за различных багов,
например [#12402](https://github.com/etcd-io/etcd/pull/12402). Также вы можете взять версию 3.4.13 с
этим конкретным исправлением из ветки release-3.4 репозитория https://github.com/vitalif/etcd/.
- Установите etcd. Внимание: вам нужна версия с исправлением отсюда: https://github.com/vitalif/etcd/,
из ветки release-3.4, так как в etcd есть баг, который [будет](https://github.com/etcd-io/etcd/pull/12402)
исправлен только в 3.4.15. Баг приводит к неспособности Vitastor запустить PG, когда их хотя бы 500 штук.
- Установите node.js 10 или новее.
- Установите gcc и g++ 8.x или новее.
- Склонируйте данный репозиторий с подмодулями: `git clone https://yourcmc.ru/git/vitalif/vitastor/`.
- Желательно пересобрать QEMU с патчем, который делает необязательным запуск через LD_PRELOAD.
См `patches/qemu-*.*-vitastor.patch` - выберите версию, наиболее близкую вашей версии QEMU.
См `qemu-*.*-vitastor.patch` - выберите версию, наиболее близкую вашей версии QEMU.
- Установите QEMU 3.0 или новее, возьмите исходные коды установленного пакета, начните его пересборку,
через некоторое время остановите её и скопируйте следующие заголовки:
- `<qemu>/include` &rarr; `<vitastor>/qemu/include`
@@ -428,105 +420,23 @@ Vitastor с однопоточной NBD прокси на том же стен
- Запустите все OSD: `systemctl start vitastor.target`
- Ваш кластер должен быть готов - один из мониторов должен уже сконфигурировать PG, а OSD должны запустить их.
- Вы можете проверить состояние PG прямо в etcd: `etcdctl --endpoints=... get --prefix /vitastor/pg/state`. Все PG должны быть 'active'.
### Задать имя образу
```
etcdctl --endpoints=<etcd> put /vitastor/config/inode/<pool>/<inode> '{"name":"<name>","size":<size>[,"parent_id":<parent_inode_number>][,"readonly":true]}'
```
Например:
```
etcdctl --endpoints=http://10.115.0.10:2379/v3 put /vitastor/config/inode/1/1 '{"name":"testimg","size":2147483648}'
```
Если вы зададите parent_id, то образ станет CoW-клоном, т.е. все новые запросы записи пойдут в новый инод, а запросы
чтения будут проверять сначала его, а потом родительские слои по цепочке вверх. Чтобы случайно не перезаписать данные
в родительском слое, вы можете переключить его в режим "только чтение", добавив флаг `"readonly":true` в его запись
метаданных. В таком случае родительский образ становится просто снапшотом.
Таким образом, для создания снапшота вам нужно просто переименовать предыдущий inode (например, из testimg в testimg@0),
сделать его readonly и создать новый слой с исходным именем образа (testimg), ссылающийся на только что переименованный
в качестве родительского.
### Запуск тестов с fio
Пример команды для запуска тестов:
```
fio -thread -ioengine=libfio_vitastor.so -name=test -bs=4M -direct=1 -iodepth=16 -rw=write -etcd=10.115.0.10:2379/v3 -image=testimg
```
Если вы не хотите обращаться к образу по имени, вместо `-image=testimg` можно указать номер пула, номер инода и размер:
`-pool=1 -inode=1 -size=400G`.
### Загрузить образ диска ВМ в/из Vitastor
Используйте qemu-img и строку `vitastor:etcd_host=<HOST>:image=<IMAGE>` в качестве имени файла диска. Например:
```
qemu-img convert -f qcow2 debian10.qcow2 -p -O raw 'vitastor:etcd_host=10.115.0.10\:2379/v3:image=testimg'
```
Обратите внимание, что если вы используете немодифицированный QEMU, потребуется установить переменную окружения
`LD_PRELOAD=/usr/lib/x86_64-linux-gnu/qemu/block-vitastor.so`.
Если вы не хотите обращаться к образу по имени, вместо `:image=<IMAGE>` можно указать номер пула, номер инода и размер:
`:pool=<POOL>:inode=<INODE>:size=<SIZE>`.
### Запустить ВМ
Для запуска QEMU используйте опцию `-drive file=vitastor:etcd_host=<HOST>:image=<IMAGE>` (аналогично qemu-img)
и физический размер блока 4 KB.
Например:
```
qemu-system-x86_64 -enable-kvm -m 1024
-drive 'file=vitastor:etcd_host=10.115.0.10\:2379/v3:image=testimg',format=raw,if=none,id=drive-virtio-disk0,cache=none
-device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x5,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1,write-cache=off,physical_block_size=4096,logical_block_size=512
-vnc 0.0.0.0:0
```
Обращение по номерам (`:pool=<POOL>:inode=<INODE>:size=<SIZE>` вместо `:image=<IMAGE>`) работает аналогично qemu-img.
### Удалить образ
Используйте утилиту vitastor-cli rm-data. Например:
```
vitastor-cli rm-data --etcd_address 10.115.0.10:2379/v3 --pool 1 --inode 1 --parallel_osds 16 --iodepth 32
```
### NBD
Чтобы создать локальное блочное устройство, используйте NBD. Например:
```
vitastor-nbd map --etcd_address 10.115.0.10:2379/v3 --image testimg
```
Команда напечатает название устройства вида /dev/nbd0, которое потом можно будет форматировать
и использовать как обычное блочное устройство.
Для обращения по номеру инода, аналогично другим командам, можно использовать опции
`--pool <POOL> --inode <INODE> --size <SIZE>` вместо `--image testimg`.
### Kubernetes
У Vitastor есть CSI-плагин для Kubernetes, поддерживающий RWO-тома.
Для установки возьмите манифесты из директории [csi/deploy/](csi/deploy/), поместите
вашу конфигурацию подключения к Vitastor в [csi/deploy/001-csi-config-map.yaml](001-csi-config-map.yaml),
настройте StorageClass в [csi/deploy/009-storage-class.yaml](009-storage-class.yaml)
и примените все `NNN-*.yaml` к вашей инсталляции Kubernetes.
```
for i in ./???-*.yaml; do kubectl apply -f $i; done
```
После этого вы сможете создавать PersistentVolume. Пример смотрите в файле [csi/deploy/example-pvc.yaml](csi/deploy/example-pvc.yaml).
- Пример команды для запуска тестов: `fio -thread -ioengine=libfio_vitastor.so -name=test -bs=4M -direct=1 -iodepth=16 -rw=write -etcd=10.115.0.10:2379/v3 -pool=1 -inode=1 -size=400G`.
- Пример команды для заливки образа ВМ в vitastor через qemu-img:
```
qemu-img convert -f qcow2 debian10.qcow2 -p -O raw 'vitastor:etcd_host=10.115.0.10\:2379/v3:pool=1:inode=1:size=2147483648'
```
Если вы используете немодифицированный QEMU, данной команде потребуется переменная окружения `LD_PRELOAD=/usr/lib/x86_64-linux-gnu/qemu/block-vitastor.so`.
- Пример команды запуска QEMU:
```
qemu-system-x86_64 -enable-kvm -m 1024
-drive 'file=vitastor:etcd_host=10.115.0.10\:2379/v3:pool=1:inode=1:size=2147483648',format=raw,if=none,id=drive-virtio-disk0,cache=none
-device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x5,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1,write-cache=off,physical_block_size=4096,logical_block_size=512
-vnc 0.0.0.0:0
```
- Пример команды удаления образа (инода) из Vitastor:
```
vitastor-rm --etcd_address 10.115.0.10:2379/v3 --pool 1 --inode 1 --parallel_osds 16 --iodepth 32
```
## Известные проблемы

139
README.md
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@@ -34,30 +34,23 @@ breaking changes in the future. However, the following is implemented:
- QEMU driver (built out-of-tree)
- Loadable fio engine for benchmarks (also built out-of-tree)
- NBD proxy for kernel mounts
- Inode removal tool (vitastor-cli rm-data)
- Inode removal tool (vitastor-rm)
- Packaging for Debian and CentOS
- Per-inode I/O and space usage statistics
- Inode metadata storage in etcd
- Snapshots and copy-on-write image clones
- Write throttling to smooth random write workloads in SSD+HDD configurations
- RDMA/RoCEv2 support via libibverbs
- CSI plugin for Kubernetes
- Basic OpenStack support: Cinder driver, Nova and libvirt patches
- Snapshot merge tool (vitastor-cli {snap-rm,flatten,merge})
- Image management CLI (vitastor-cli {ls,create,modify})
## Roadmap
- Snapshot deletion (layer merge) support
- Better OSD creation and auto-start tools
- Other administrative tools
- Plugins for OpenNebula, Proxmox and other cloud systems
- Plugins for OpenStack, Kubernetes, OpenNebula, Proxmox and other cloud systems
- iSCSI proxy
- Faster failover
- Operation timeouts and better failure detection
- Scrubbing without checksums (verification of replicas)
- Checksums
- Tiered storage
- NVDIMM support
- SSD+HDD optimizations, possibly including tiered storage and soft journal flushes
- RDMA and NVDIMM support
- Web GUI
- Compression (possibly)
- Read caching using system page cache (possibly)
@@ -322,9 +315,10 @@ Vitastor with single-thread NBD on the same hardware:
there is at least one known io_uring hang with 5.4 and an HP SmartArray controller.
- Install liburing 0.4 or newer and its headers.
- Install lp_solve.
- Install etcd, at least version 3.4.15. Earlier versions won't work because of various bugs,
for example [#12402](https://github.com/etcd-io/etcd/pull/12402). You can also take 3.4.13
with this specific fix from here: https://github.com/vitalif/etcd/, branch release-3.4.
- Install etcd. Attention: you need a fixed version from here: https://github.com/vitalif/etcd/,
branch release-3.4, because there is a bug in upstream etcd which makes Vitastor OSDs fail to
move PGs out of "starting" state if you have at least around ~500 PGs or so. The custom build
will be unnecessary when etcd merges the fix: https://github.com/etcd-io/etcd/pull/12402.
- Install node.js 10 or newer.
- Install gcc and g++ 8.x or newer.
- Clone https://yourcmc.ru/git/vitalif/vitastor/ with submodules.
@@ -342,7 +336,7 @@ Vitastor with single-thread NBD on the same hardware:
* For QEMU 2.0+: `<qemu>/qapi-types.h` &rarr; `<vitastor>/qemu/b/qemu/qapi-types.h`
- `config-host.h` and `qapi` are required because they contain generated headers
- You can also rebuild QEMU with a patch that makes LD_PRELOAD unnecessary to load vitastor driver.
See `patches/qemu-*.*-vitastor.patch`.
See `qemu-*.*-vitastor.patch`.
- Install fio 3.7 or later, get its source and symlink it into `<vitastor>/fio`.
- Build & install Vitastor with `mkdir build && cd build && cmake .. && make -j8 && make install`.
Pay attention to the `QEMU_PLUGINDIR` cmake option - it must be set to `qemu-kvm` on RHEL.
@@ -382,101 +376,24 @@ and calculate disk offsets almost by hand. This will be fixed in near future.
For jerasure pools the configuration should look like the following: `2:{"name":"ecpool","scheme":"jerasure","pg_size":4,"parity_chunks":2,"pg_minsize":2,"pg_count":256,"failure_domain":"host"}`.
- At this point, one of the monitors will configure PGs and OSDs will start them.
- You can check PG states with `etcdctl --endpoints=... get --prefix /vitastor/pg/state`. All PGs should become 'active'.
### Name an image
```
etcdctl --endpoints=<etcd> put /vitastor/config/inode/<pool>/<inode> '{"name":"<name>","size":<size>[,"parent_id":<parent_inode_number>][,"readonly":true]}'
```
For example:
```
etcdctl --endpoints=http://10.115.0.10:2379/v3 put /vitastor/config/inode/1/1 '{"name":"testimg","size":2147483648}'
```
If you specify parent_id the image becomes a CoW clone. I.e. all writes go to the new inode and reads first check it
and then upper layers. You can then make parent readonly by updating its entry with `"readonly":true` for safety and
basically treat it as a snapshot.
So to create a snapshot you basically rename the previous upper layer (for example from testimg to testimg@0), make it readonly
and create a new top layer with the original name (testimg) and the previous one as a parent.
### Run fio benchmarks
fio command example:
```
fio -thread -ioengine=libfio_vitastor.so -name=test -bs=4M -direct=1 -iodepth=16 -rw=write -etcd=10.115.0.10:2379/v3 -image=testimg
```
If you don't want to access your image by name, you can specify pool number, inode number and size
(`-pool=1 -inode=1 -size=400G`) instead of the image name (`-image=testimg`).
### Upload VM image
Use qemu-img and `vitastor:etcd_host=<HOST>:image=<IMAGE>` disk filename. For example:
```
qemu-img convert -f qcow2 debian10.qcow2 -p -O raw 'vitastor:etcd_host=10.115.0.10\:2379/v3:image=testimg'
```
Note that the command requires to be run with `LD_PRELOAD=/usr/lib/x86_64-linux-gnu/qemu/block-vitastor.so qemu-img ...`
if you use unmodified QEMU.
You can also specify `:pool=<POOL>:inode=<INODE>:size=<SIZE>` instead of `:image=<IMAGE>`
if you don't want to use inode metadata.
### Start a VM
Run QEMU with `-drive file=vitastor:etcd_host=<HOST>:image=<IMAGE>` and use 4 KB physical block size.
For example:
```
qemu-system-x86_64 -enable-kvm -m 1024
-drive 'file=vitastor:etcd_host=10.115.0.10\:2379/v3:image=testimg',format=raw,if=none,id=drive-virtio-disk0,cache=none
-device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x5,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1,write-cache=off,physical_block_size=4096,logical_block_size=512
-vnc 0.0.0.0:0
```
You can also specify `:pool=<POOL>:inode=<INODE>:size=<SIZE>` instead of `:image=<IMAGE>`,
just like in qemu-img.
### Remove inode
Use vitastor-rm / vitastor-cli rm-data. For example:
```
vitastor-cli rm-data --etcd_address 10.115.0.10:2379/v3 --pool 1 --inode 1 --parallel_osds 16 --iodepth 32
```
### NBD
To create a local block device for a Vitastor image, use NBD. For example:
```
vitastor-nbd map --etcd_address 10.115.0.10:2379/v3 --image testimg
```
It will output the device name, like /dev/nbd0 which you can then format and mount as a normal block device.
Again, you can use `--pool <POOL> --inode <INODE> --size <SIZE>` insteaf of `--image <IMAGE>` if you want.
### Kubernetes
Vitastor has a CSI plugin for Kubernetes which supports RWO volumes.
To deploy it, take manifests from [csi/deploy/](csi/deploy/) directory, put your
Vitastor configuration in [csi/deploy/001-csi-config-map.yaml](001-csi-config-map.yaml),
configure storage class in [csi/deploy/009-storage-class.yaml](009-storage-class.yaml)
and apply all `NNN-*.yaml` manifests to your Kubernetes installation:
```
for i in ./???-*.yaml; do kubectl apply -f $i; done
```
After that you'll be able to create PersistentVolumes. See example in [csi/deploy/example-pvc.yaml](csi/deploy/example-pvc.yaml).
- Run tests with (for example): `fio -thread -ioengine=libfio_vitastor.so -name=test -bs=4M -direct=1 -iodepth=16 -rw=write -etcd=10.115.0.10:2379/v3 -pool=1 -inode=1 -size=400G`.
- Upload VM disk image with qemu-img (for example):
```
qemu-img convert -f qcow2 debian10.qcow2 -p -O raw 'vitastor:etcd_host=10.115.0.10\:2379/v3:pool=1:inode=1:size=2147483648'
```
Note that the command requires to be run with `LD_PRELOAD=/usr/lib/x86_64-linux-gnu/qemu/block-vitastor.so qemu-img ...`
if you use unmodified QEMU.
- Run QEMU with (for example):
```
qemu-system-x86_64 -enable-kvm -m 1024
-drive 'file=vitastor:etcd_host=10.115.0.10\:2379/v3:pool=1:inode=1:size=2147483648',format=raw,if=none,id=drive-virtio-disk0,cache=none
-device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x5,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1,write-cache=off,physical_block_size=4096,logical_block_size=512
-vnc 0.0.0.0:0
```
- Remove inode with (for example):
```
vitastor-rm --etcd_address 10.115.0.10:2379/v3 --pool 1 --inode 1 --parallel_osds 16 --iodepth 32
```
## Known Problems

View File

@@ -1,2 +0,0 @@
vitastor-csi
Dockerfile

View File

@@ -1,32 +0,0 @@
# Compile stage
FROM golang:buster AS build
ADD go.sum go.mod /app/
RUN cd /app; CGO_ENABLED=1 GOOS=linux GOARCH=amd64 go mod download -x
ADD . /app
RUN perl -i -e '$/ = undef; while(<>) { s/\n\s*(\{\s*\n)/$1\n/g; s/\}(\s*\n\s*)else\b/$1} else/g; print; }' `find /app -name '*.go'`
RUN cd /app; CGO_ENABLED=1 GOOS=linux GOARCH=amd64 go build -o vitastor-csi
# Final stage
FROM debian:buster
LABEL maintainers="Vitaliy Filippov <vitalif@yourcmc.ru>"
LABEL description="Vitastor CSI Driver"
ENV NODE_ID=""
ENV CSI_ENDPOINT=""
RUN apt-get update && \
apt-get install -y wget && \
wget -q -O /etc/apt/trusted.gpg.d/vitastor.gpg https://vitastor.io/debian/pubkey.gpg && \
(echo deb http://vitastor.io/debian buster main > /etc/apt/sources.list.d/vitastor.list) && \
(echo deb http://deb.debian.org/debian buster-backports main > /etc/apt/sources.list.d/backports.list) && \
(echo "APT::Install-Recommends false;" > /etc/apt/apt.conf) && \
apt-get update && \
apt-get install -y e2fsprogs xfsprogs vitastor kmod && \
apt-get clean && \
(echo options nbd nbds_max=128 > /etc/modprobe.d/nbd.conf)
COPY --from=build /app/vitastor-csi /bin/
ENTRYPOINT ["/bin/vitastor-csi"]

View File

@@ -1,9 +0,0 @@
VERSION ?= v0.6.8
all: build push
build:
@docker build --rm -t vitalif/vitastor-csi:$(VERSION) .
push:
@docker push vitalif/vitastor-csi:$(VERSION)

View File

@@ -1,5 +0,0 @@
---
apiVersion: v1
kind: Namespace
metadata:
name: vitastor-system

View File

@@ -1,9 +0,0 @@
---
apiVersion: v1
kind: ConfigMap
data:
vitastor.conf: |-
{"etcd_address":"http://192.168.7.2:2379","etcd_prefix":"/vitastor"}
metadata:
namespace: vitastor-system
name: vitastor-config

View File

@@ -1,37 +0,0 @@
---
apiVersion: v1
kind: ServiceAccount
metadata:
namespace: vitastor-system
name: vitastor-csi-nodeplugin
---
kind: ClusterRole
apiVersion: rbac.authorization.k8s.io/v1
metadata:
namespace: vitastor-system
name: vitastor-csi-nodeplugin
rules:
- apiGroups: [""]
resources: ["nodes"]
verbs: ["get"]
# allow to read Vault Token and connection options from the Tenants namespace
- apiGroups: [""]
resources: ["secrets"]
verbs: ["get"]
- apiGroups: [""]
resources: ["configmaps"]
verbs: ["get"]
---
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
namespace: vitastor-system
name: vitastor-csi-nodeplugin
subjects:
- kind: ServiceAccount
name: vitastor-csi-nodeplugin
namespace: vitastor-system
roleRef:
kind: ClusterRole
name: vitastor-csi-nodeplugin
apiGroup: rbac.authorization.k8s.io

View File

@@ -1,72 +0,0 @@
---
apiVersion: policy/v1beta1
kind: PodSecurityPolicy
metadata:
namespace: vitastor-system
name: vitastor-csi-nodeplugin-psp
spec:
allowPrivilegeEscalation: true
allowedCapabilities:
- 'SYS_ADMIN'
fsGroup:
rule: RunAsAny
privileged: true
hostNetwork: true
hostPID: true
runAsUser:
rule: RunAsAny
seLinux:
rule: RunAsAny
supplementalGroups:
rule: RunAsAny
volumes:
- 'configMap'
- 'emptyDir'
- 'projected'
- 'secret'
- 'downwardAPI'
- 'hostPath'
allowedHostPaths:
- pathPrefix: '/dev'
readOnly: false
- pathPrefix: '/run/mount'
readOnly: false
- pathPrefix: '/sys'
readOnly: false
- pathPrefix: '/lib/modules'
readOnly: true
- pathPrefix: '/var/lib/kubelet/pods'
readOnly: false
- pathPrefix: '/var/lib/kubelet/plugins/csi.vitastor.io'
readOnly: false
- pathPrefix: '/var/lib/kubelet/plugins_registry'
readOnly: false
- pathPrefix: '/var/lib/kubelet/plugins'
readOnly: false
---
kind: Role
apiVersion: rbac.authorization.k8s.io/v1
metadata:
namespace: vitastor-system
name: vitastor-csi-nodeplugin-psp
rules:
- apiGroups: ['policy']
resources: ['podsecuritypolicies']
verbs: ['use']
resourceNames: ['vitastor-csi-nodeplugin-psp']
---
kind: RoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
namespace: vitastor-system
name: vitastor-csi-nodeplugin-psp
subjects:
- kind: ServiceAccount
name: vitastor-csi-nodeplugin
namespace: vitastor-system
roleRef:
kind: Role
name: vitastor-csi-nodeplugin-psp
apiGroup: rbac.authorization.k8s.io

View File

@@ -1,140 +0,0 @@
---
kind: DaemonSet
apiVersion: apps/v1
metadata:
namespace: vitastor-system
name: csi-vitastor
spec:
selector:
matchLabels:
app: csi-vitastor
template:
metadata:
namespace: vitastor-system
labels:
app: csi-vitastor
spec:
serviceAccountName: vitastor-csi-nodeplugin
hostNetwork: true
hostPID: true
priorityClassName: system-node-critical
# to use e.g. Rook orchestrated cluster, and mons' FQDN is
# resolved through k8s service, set dns policy to cluster first
dnsPolicy: ClusterFirstWithHostNet
containers:
- name: driver-registrar
# This is necessary only for systems with SELinux, where
# non-privileged sidecar containers cannot access unix domain socket
# created by privileged CSI driver container.
securityContext:
privileged: true
image: k8s.gcr.io/sig-storage/csi-node-driver-registrar:v2.2.0
args:
- "--v=5"
- "--csi-address=/csi/csi.sock"
- "--kubelet-registration-path=/var/lib/kubelet/plugins/csi.vitastor.io/csi.sock"
env:
- name: KUBE_NODE_NAME
valueFrom:
fieldRef:
fieldPath: spec.nodeName
volumeMounts:
- name: socket-dir
mountPath: /csi
- name: registration-dir
mountPath: /registration
- name: csi-vitastor
securityContext:
privileged: true
capabilities:
add: ["SYS_ADMIN"]
allowPrivilegeEscalation: true
image: vitalif/vitastor-csi:v0.6.8
args:
- "--node=$(NODE_ID)"
- "--endpoint=$(CSI_ENDPOINT)"
env:
- name: NODE_ID
valueFrom:
fieldRef:
fieldPath: spec.nodeName
- name: CSI_ENDPOINT
value: unix:///csi/csi.sock
imagePullPolicy: "IfNotPresent"
ports:
- containerPort: 9898
name: healthz
protocol: TCP
livenessProbe:
failureThreshold: 5
httpGet:
path: /healthz
port: healthz
initialDelaySeconds: 10
timeoutSeconds: 3
periodSeconds: 2
volumeMounts:
- name: socket-dir
mountPath: /csi
- mountPath: /dev
name: host-dev
- mountPath: /sys
name: host-sys
- mountPath: /run/mount
name: host-mount
- mountPath: /lib/modules
name: lib-modules
readOnly: true
- name: vitastor-config
mountPath: /etc/vitastor
- name: plugin-dir
mountPath: /var/lib/kubelet/plugins
mountPropagation: "Bidirectional"
- name: mountpoint-dir
mountPath: /var/lib/kubelet/pods
mountPropagation: "Bidirectional"
- name: liveness-probe
securityContext:
privileged: true
image: quay.io/k8scsi/livenessprobe:v1.1.0
args:
- "--csi-address=$(CSI_ENDPOINT)"
- "--health-port=9898"
env:
- name: CSI_ENDPOINT
value: unix://csi/csi.sock
volumeMounts:
- mountPath: /csi
name: socket-dir
volumes:
- name: socket-dir
hostPath:
path: /var/lib/kubelet/plugins/csi.vitastor.io
type: DirectoryOrCreate
- name: plugin-dir
hostPath:
path: /var/lib/kubelet/plugins
type: Directory
- name: mountpoint-dir
hostPath:
path: /var/lib/kubelet/pods
type: DirectoryOrCreate
- name: registration-dir
hostPath:
path: /var/lib/kubelet/plugins_registry/
type: Directory
- name: host-dev
hostPath:
path: /dev
- name: host-sys
hostPath:
path: /sys
- name: host-mount
hostPath:
path: /run/mount
- name: lib-modules
hostPath:
path: /lib/modules
- name: vitastor-config
configMap:
name: vitastor-config

View File

@@ -1,102 +0,0 @@
---
apiVersion: v1
kind: ServiceAccount
metadata:
namespace: vitastor-system
name: vitastor-csi-provisioner
---
kind: ClusterRole
apiVersion: rbac.authorization.k8s.io/v1
metadata:
namespace: vitastor-system
name: vitastor-external-provisioner-runner
rules:
- apiGroups: [""]
resources: ["nodes"]
verbs: ["get", "list", "watch"]
- apiGroups: [""]
resources: ["secrets"]
verbs: ["get", "list", "watch"]
- apiGroups: [""]
resources: ["events"]
verbs: ["list", "watch", "create", "update", "patch"]
- apiGroups: [""]
resources: ["persistentvolumes"]
verbs: ["get", "list", "watch", "create", "update", "delete", "patch"]
- apiGroups: [""]
resources: ["persistentvolumeclaims"]
verbs: ["get", "list", "watch", "update"]
- apiGroups: [""]
resources: ["persistentvolumeclaims/status"]
verbs: ["update", "patch"]
- apiGroups: ["storage.k8s.io"]
resources: ["storageclasses"]
verbs: ["get", "list", "watch"]
- apiGroups: ["snapshot.storage.k8s.io"]
resources: ["volumesnapshots"]
verbs: ["get", "list"]
- apiGroups: ["snapshot.storage.k8s.io"]
resources: ["volumesnapshotcontents"]
verbs: ["create", "get", "list", "watch", "update", "delete"]
- apiGroups: ["snapshot.storage.k8s.io"]
resources: ["volumesnapshotclasses"]
verbs: ["get", "list", "watch"]
- apiGroups: ["storage.k8s.io"]
resources: ["volumeattachments"]
verbs: ["get", "list", "watch", "update", "patch"]
- apiGroups: ["storage.k8s.io"]
resources: ["volumeattachments/status"]
verbs: ["patch"]
- apiGroups: ["storage.k8s.io"]
resources: ["csinodes"]
verbs: ["get", "list", "watch"]
- apiGroups: ["snapshot.storage.k8s.io"]
resources: ["volumesnapshotcontents/status"]
verbs: ["update"]
- apiGroups: [""]
resources: ["configmaps"]
verbs: ["get"]
---
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
namespace: vitastor-system
name: vitastor-csi-provisioner-role
subjects:
- kind: ServiceAccount
name: vitastor-csi-provisioner
namespace: vitastor-system
roleRef:
kind: ClusterRole
name: vitastor-external-provisioner-runner
apiGroup: rbac.authorization.k8s.io
---
kind: Role
apiVersion: rbac.authorization.k8s.io/v1
metadata:
namespace: vitastor-system
name: vitastor-external-provisioner-cfg
rules:
- apiGroups: [""]
resources: ["configmaps"]
verbs: ["get", "list", "watch", "create", "update", "delete"]
- apiGroups: ["coordination.k8s.io"]
resources: ["leases"]
verbs: ["get", "watch", "list", "delete", "update", "create"]
---
kind: RoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
name: vitastor-csi-provisioner-role-cfg
namespace: vitastor-system
subjects:
- kind: ServiceAccount
name: vitastor-csi-provisioner
namespace: vitastor-system
roleRef:
kind: Role
name: vitastor-external-provisioner-cfg
apiGroup: rbac.authorization.k8s.io

View File

@@ -1,60 +0,0 @@
---
apiVersion: policy/v1beta1
kind: PodSecurityPolicy
metadata:
namespace: vitastor-system
name: vitastor-csi-provisioner-psp
spec:
allowPrivilegeEscalation: true
allowedCapabilities:
- 'SYS_ADMIN'
fsGroup:
rule: RunAsAny
privileged: true
runAsUser:
rule: RunAsAny
seLinux:
rule: RunAsAny
supplementalGroups:
rule: RunAsAny
volumes:
- 'configMap'
- 'emptyDir'
- 'projected'
- 'secret'
- 'downwardAPI'
- 'hostPath'
allowedHostPaths:
- pathPrefix: '/dev'
readOnly: false
- pathPrefix: '/sys'
readOnly: false
- pathPrefix: '/lib/modules'
readOnly: true
---
kind: Role
apiVersion: rbac.authorization.k8s.io/v1
metadata:
namespace: vitastor-system
name: vitastor-csi-provisioner-psp
rules:
- apiGroups: ['policy']
resources: ['podsecuritypolicies']
verbs: ['use']
resourceNames: ['vitastor-csi-provisioner-psp']
---
kind: RoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
name: vitastor-csi-provisioner-psp
namespace: vitastor-system
subjects:
- kind: ServiceAccount
name: vitastor-csi-provisioner
namespace: vitastor-system
roleRef:
kind: Role
name: vitastor-csi-provisioner-psp
apiGroup: rbac.authorization.k8s.io

View File

@@ -1,159 +0,0 @@
---
kind: Service
apiVersion: v1
metadata:
namespace: vitastor-system
name: csi-vitastor-provisioner
labels:
app: csi-metrics
spec:
selector:
app: csi-vitastor-provisioner
ports:
- name: http-metrics
port: 8080
protocol: TCP
targetPort: 8680
---
kind: Deployment
apiVersion: apps/v1
metadata:
namespace: vitastor-system
name: csi-vitastor-provisioner
spec:
replicas: 3
selector:
matchLabels:
app: csi-vitastor-provisioner
template:
metadata:
namespace: vitastor-system
labels:
app: csi-vitastor-provisioner
spec:
affinity:
podAntiAffinity:
requiredDuringSchedulingIgnoredDuringExecution:
- labelSelector:
matchExpressions:
- key: app
operator: In
values:
- csi-vitastor-provisioner
topologyKey: "kubernetes.io/hostname"
serviceAccountName: vitastor-csi-provisioner
priorityClassName: system-cluster-critical
containers:
- name: csi-provisioner
image: k8s.gcr.io/sig-storage/csi-provisioner:v2.2.0
args:
- "--csi-address=$(ADDRESS)"
- "--v=5"
- "--timeout=150s"
- "--retry-interval-start=500ms"
- "--leader-election=true"
# set it to true to use topology based provisioning
- "--feature-gates=Topology=false"
# if fstype is not specified in storageclass, ext4 is default
- "--default-fstype=ext4"
- "--extra-create-metadata=true"
env:
- name: ADDRESS
value: unix:///csi/csi-provisioner.sock
imagePullPolicy: "IfNotPresent"
volumeMounts:
- name: socket-dir
mountPath: /csi
- name: csi-snapshotter
image: k8s.gcr.io/sig-storage/csi-snapshotter:v4.0.0
args:
- "--csi-address=$(ADDRESS)"
- "--v=5"
- "--timeout=150s"
- "--leader-election=true"
env:
- name: ADDRESS
value: unix:///csi/csi-provisioner.sock
imagePullPolicy: "IfNotPresent"
securityContext:
privileged: true
volumeMounts:
- name: socket-dir
mountPath: /csi
- name: csi-attacher
image: k8s.gcr.io/sig-storage/csi-attacher:v3.1.0
args:
- "--v=5"
- "--csi-address=$(ADDRESS)"
- "--leader-election=true"
- "--retry-interval-start=500ms"
env:
- name: ADDRESS
value: /csi/csi-provisioner.sock
imagePullPolicy: "IfNotPresent"
volumeMounts:
- name: socket-dir
mountPath: /csi
- name: csi-resizer
image: k8s.gcr.io/sig-storage/csi-resizer:v1.1.0
args:
- "--csi-address=$(ADDRESS)"
- "--v=5"
- "--timeout=150s"
- "--leader-election"
- "--retry-interval-start=500ms"
- "--handle-volume-inuse-error=false"
env:
- name: ADDRESS
value: unix:///csi/csi-provisioner.sock
imagePullPolicy: "IfNotPresent"
volumeMounts:
- name: socket-dir
mountPath: /csi
- name: csi-vitastor
securityContext:
privileged: true
capabilities:
add: ["SYS_ADMIN"]
image: vitalif/vitastor-csi:v0.6.8
args:
- "--node=$(NODE_ID)"
- "--endpoint=$(CSI_ENDPOINT)"
env:
- name: NODE_ID
valueFrom:
fieldRef:
fieldPath: spec.nodeName
- name: CSI_ENDPOINT
value: unix:///csi/csi-provisioner.sock
imagePullPolicy: "IfNotPresent"
volumeMounts:
- name: socket-dir
mountPath: /csi
- mountPath: /dev
name: host-dev
- mountPath: /sys
name: host-sys
- mountPath: /lib/modules
name: lib-modules
readOnly: true
- name: vitastor-config
mountPath: /etc/vitastor
volumes:
- name: host-dev
hostPath:
path: /dev
- name: host-sys
hostPath:
path: /sys
- name: lib-modules
hostPath:
path: /lib/modules
- name: socket-dir
emptyDir: {
medium: "Memory"
}
- name: vitastor-config
configMap:
name: vitastor-config

View File

@@ -1,11 +0,0 @@
---
# if Kubernetes version is less than 1.18 change
# apiVersion to storage.k8s.io/v1betav1
apiVersion: storage.k8s.io/v1
kind: CSIDriver
metadata:
namespace: vitastor-system
name: csi.vitastor.io
spec:
attachRequired: true
podInfoOnMount: false

View File

@@ -1,19 +0,0 @@
---
apiVersion: storage.k8s.io/v1
kind: StorageClass
metadata:
namespace: vitastor-system
name: vitastor
annotations:
storageclass.kubernetes.io/is-default-class: "true"
provisioner: csi.vitastor.io
volumeBindingMode: Immediate
parameters:
etcdVolumePrefix: ""
poolId: "1"
# you can choose other configuration file if you have it in the config map
#configPath: "/etc/vitastor/vitastor.conf"
# you can also specify etcdUrl here, maybe to connect to another Vitastor cluster
# multiple etcdUrls may be specified, delimited by comma
#etcdUrl: "http://192.168.7.2:2379"
#etcdPrefix: "/vitastor"

View File

@@ -1,12 +0,0 @@
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
name: test-vitastor-pvc
spec:
storageClassName: vitastor
accessModes:
- ReadWriteOnce
resources:
requests:
storage: 10Gi

View File

@@ -1,35 +0,0 @@
module vitastor.io/csi
go 1.15
require (
github.com/container-storage-interface/spec v1.4.0
github.com/coreos/bbolt v0.0.0-00010101000000-000000000000 // indirect
github.com/coreos/etcd v3.3.25+incompatible // indirect
github.com/coreos/go-semver v0.3.0 // indirect
github.com/coreos/go-systemd v0.0.0-20191104093116-d3cd4ed1dbcf // indirect
github.com/coreos/pkg v0.0.0-20180928190104-399ea9e2e55f // indirect
github.com/dustin/go-humanize v1.0.0 // indirect
github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b
github.com/gorilla/websocket v1.4.2 // indirect
github.com/grpc-ecosystem/go-grpc-middleware v1.3.0 // indirect
github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0 // indirect
github.com/grpc-ecosystem/grpc-gateway v1.16.0 // indirect
github.com/jonboulle/clockwork v0.2.2 // indirect
github.com/kubernetes-csi/csi-lib-utils v0.9.1
github.com/soheilhy/cmux v0.1.5 // indirect
github.com/tmc/grpc-websocket-proxy v0.0.0-20201229170055-e5319fda7802 // indirect
github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2 // indirect
go.etcd.io/bbolt v0.0.0-00010101000000-000000000000 // indirect
go.etcd.io/etcd v3.3.25+incompatible
golang.org/x/net v0.0.0-20201202161906-c7110b5ffcbb
google.golang.org/grpc v1.33.1
k8s.io/klog v1.0.0
k8s.io/utils v0.0.0-20210305010621-2afb4311ab10
)
replace github.com/coreos/bbolt => go.etcd.io/bbolt v1.3.5
replace go.etcd.io/bbolt => github.com/coreos/bbolt v1.3.5
replace google.golang.org/grpc => google.golang.org/grpc v1.25.1

View File

@@ -1,448 +0,0 @@
cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSRU=
cloud.google.com/go v0.44.1/go.mod h1:iSa0KzasP4Uvy3f1mN/7PiObzGgflwredwwASm/v6AU=
cloud.google.com/go v0.44.2/go.mod h1:60680Gw3Yr4ikxnPRS/oxxkBccT6SA1yMk63TGekxKY=
cloud.google.com/go v0.45.1/go.mod h1:RpBamKRgapWJb87xiFSdk4g1CME7QZg3uwTez+TSTjc=
cloud.google.com/go v0.46.3/go.mod h1:a6bKKbmY7er1mI7TEI4lsAkts/mkhTSZK8w33B4RAg0=
cloud.google.com/go v0.51.0/go.mod h1:hWtGJ6gnXH+KgDv+V0zFGDvpi07n3z8ZNj3T1RW0Gcw=
cloud.google.com/go/bigquery v1.0.1/go.mod h1:i/xbL2UlR5RvWAURpBYZTtm/cXjCha9lbfbpx4poX+o=
cloud.google.com/go/datastore v1.0.0/go.mod h1:LXYbyblFSglQ5pkeyhO+Qmw7ukd3C+pD7TKLgZqpHYE=
cloud.google.com/go/pubsub v1.0.1/go.mod h1:R0Gpsv3s54REJCy4fxDixWD93lHJMoZTyQ2kNxGRt3I=
cloud.google.com/go/storage v1.0.0/go.mod h1:IhtSnM/ZTZV8YYJWCY8RULGVqBDmpoyjwiyrjsg+URw=
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golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
golang.org/x/exp v0.0.0-20190829153037-c13cbed26979/go.mod h1:86+5VVa7VpoJ4kLfm080zCjGlMRFzhUhsZKEZO7MGek=
golang.org/x/exp v0.0.0-20191227195350-da58074b4299/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
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golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
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View File

@@ -1,22 +0,0 @@
// Copyright (c) Vitaliy Filippov, 2019+
// License: VNPL-1.1 or GNU GPL-2.0+ (see README.md for details)
package vitastor
const (
vitastorCSIDriverName = "csi.vitastor.io"
vitastorCSIDriverVersion = "0.6.8"
)
// Config struct fills the parameters of request or user input
type Config struct
{
Endpoint string
NodeID string
}
// NewConfig returns config struct to initialize new driver
func NewConfig() *Config
{
return &Config{}
}

View File

@@ -1,530 +0,0 @@
// Copyright (c) Vitaliy Filippov, 2019+
// License: VNPL-1.1 or GNU GPL-2.0+ (see README.md for details)
package vitastor
import (
"context"
"encoding/json"
"strings"
"bytes"
"strconv"
"time"
"fmt"
"os"
"os/exec"
"io/ioutil"
"github.com/kubernetes-csi/csi-lib-utils/protosanitizer"
"k8s.io/klog"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
"go.etcd.io/etcd/clientv3"
"github.com/container-storage-interface/spec/lib/go/csi"
)
const (
KB int64 = 1024
MB int64 = 1024 * KB
GB int64 = 1024 * MB
TB int64 = 1024 * GB
ETCD_TIMEOUT time.Duration = 15*time.Second
)
type InodeIndex struct
{
Id uint64 `json:"id"`
PoolId uint64 `json:"pool_id"`
}
type InodeConfig struct
{
Name string `json:"name"`
Size uint64 `json:"size,omitempty"`
ParentPool uint64 `json:"parent_pool,omitempty"`
ParentId uint64 `json:"parent_id,omitempty"`
Readonly bool `json:"readonly,omitempty"`
}
type ControllerServer struct
{
*Driver
}
// NewControllerServer create new instance controller
func NewControllerServer(driver *Driver) *ControllerServer
{
return &ControllerServer{
Driver: driver,
}
}
func GetConnectionParams(params map[string]string) (map[string]string, []string, string)
{
ctxVars := make(map[string]string)
configPath := params["configPath"]
if (configPath == "")
{
configPath = "/etc/vitastor/vitastor.conf"
}
else
{
ctxVars["configPath"] = configPath
}
config := make(map[string]interface{})
if configFD, err := os.Open(configPath); err == nil
{
defer configFD.Close()
data, _ := ioutil.ReadAll(configFD)
json.Unmarshal(data, &config)
}
// Try to load prefix & etcd URL from the config
var etcdUrl []string
if (params["etcdUrl"] != "")
{
ctxVars["etcdUrl"] = params["etcdUrl"]
etcdUrl = strings.Split(params["etcdUrl"], ",")
}
if (len(etcdUrl) == 0)
{
switch config["etcd_address"].(type)
{
case string:
etcdUrl = strings.Split(config["etcd_address"].(string), ",")
case []string:
etcdUrl = config["etcd_address"].([]string)
}
}
etcdPrefix := params["etcdPrefix"]
if (etcdPrefix == "")
{
etcdPrefix, _ = config["etcd_prefix"].(string)
if (etcdPrefix == "")
{
etcdPrefix = "/vitastor"
}
}
else
{
ctxVars["etcdPrefix"] = etcdPrefix
}
return ctxVars, etcdUrl, etcdPrefix
}
// Create the volume
func (cs *ControllerServer) CreateVolume(ctx context.Context, req *csi.CreateVolumeRequest) (*csi.CreateVolumeResponse, error)
{
klog.Infof("received controller create volume request %+v", protosanitizer.StripSecrets(req))
if (req == nil)
{
return nil, status.Errorf(codes.InvalidArgument, "request cannot be empty")
}
if (req.GetName() == "")
{
return nil, status.Error(codes.InvalidArgument, "name is a required field")
}
volumeCapabilities := req.GetVolumeCapabilities()
if (volumeCapabilities == nil)
{
return nil, status.Error(codes.InvalidArgument, "volume capabilities is a required field")
}
etcdVolumePrefix := req.Parameters["etcdVolumePrefix"]
poolId, _ := strconv.ParseUint(req.Parameters["poolId"], 10, 64)
if (poolId == 0)
{
return nil, status.Error(codes.InvalidArgument, "poolId is missing in storage class configuration")
}
volName := etcdVolumePrefix + req.GetName()
volSize := 1 * GB
if capRange := req.GetCapacityRange(); capRange != nil
{
volSize = ((capRange.GetRequiredBytes() + MB - 1) / MB) * MB
}
// FIXME: The following should PROBABLY be implemented externally in a management tool
ctxVars, etcdUrl, etcdPrefix := GetConnectionParams(req.Parameters)
if (len(etcdUrl) == 0)
{
return nil, status.Error(codes.InvalidArgument, "no etcdUrl in storage class configuration and no etcd_address in vitastor.conf")
}
// Connect to etcd
cli, err := clientv3.New(clientv3.Config{
DialTimeout: ETCD_TIMEOUT,
Endpoints: etcdUrl,
})
if (err != nil)
{
return nil, status.Error(codes.Internal, "failed to connect to etcd at "+strings.Join(etcdUrl, ",")+": "+err.Error())
}
defer cli.Close()
var imageId uint64 = 0
for
{
// Check if the image exists
ctx, cancel := context.WithTimeout(context.Background(), ETCD_TIMEOUT)
resp, err := cli.Get(ctx, etcdPrefix+"/index/image/"+volName)
cancel()
if (err != nil)
{
return nil, status.Error(codes.Internal, "failed to read key from etcd: "+err.Error())
}
if (len(resp.Kvs) > 0)
{
kv := resp.Kvs[0]
var v InodeIndex
err := json.Unmarshal(kv.Value, &v)
if (err != nil)
{
return nil, status.Error(codes.Internal, "invalid /index/image/"+volName+" key in etcd: "+err.Error())
}
poolId = v.PoolId
imageId = v.Id
inodeCfgKey := fmt.Sprintf("/config/inode/%d/%d", poolId, imageId)
ctx, cancel := context.WithTimeout(context.Background(), ETCD_TIMEOUT)
resp, err := cli.Get(ctx, etcdPrefix+inodeCfgKey)
cancel()
if (err != nil)
{
return nil, status.Error(codes.Internal, "failed to read key from etcd: "+err.Error())
}
if (len(resp.Kvs) == 0)
{
return nil, status.Error(codes.Internal, "missing "+inodeCfgKey+" key in etcd")
}
var inodeCfg InodeConfig
err = json.Unmarshal(resp.Kvs[0].Value, &inodeCfg)
if (err != nil)
{
return nil, status.Error(codes.Internal, "invalid "+inodeCfgKey+" key in etcd: "+err.Error())
}
if (inodeCfg.Size < uint64(volSize))
{
return nil, status.Error(codes.Internal, "image "+volName+" is already created, but size is less than expected")
}
}
else
{
// Find a free ID
// Create image metadata in a transaction verifying that the image doesn't exist yet AND ID is still free
maxIdKey := fmt.Sprintf("%s/index/maxid/%d", etcdPrefix, poolId)
ctx, cancel := context.WithTimeout(context.Background(), ETCD_TIMEOUT)
resp, err := cli.Get(ctx, maxIdKey)
cancel()
if (err != nil)
{
return nil, status.Error(codes.Internal, "failed to read key from etcd: "+err.Error())
}
var modRev int64
var nextId uint64
if (len(resp.Kvs) > 0)
{
var err error
nextId, err = strconv.ParseUint(string(resp.Kvs[0].Value), 10, 64)
if (err != nil)
{
return nil, status.Error(codes.Internal, maxIdKey+" contains invalid ID")
}
modRev = resp.Kvs[0].ModRevision
nextId++
}
else
{
nextId = 1
}
inodeIdxJson, _ := json.Marshal(InodeIndex{
Id: nextId,
PoolId: poolId,
})
inodeCfgJson, _ := json.Marshal(InodeConfig{
Name: volName,
Size: uint64(volSize),
})
ctx, cancel = context.WithTimeout(context.Background(), ETCD_TIMEOUT)
txnResp, err := cli.Txn(ctx).If(
clientv3.Compare(clientv3.ModRevision(fmt.Sprintf("%s/index/maxid/%d", etcdPrefix, poolId)), "=", modRev),
clientv3.Compare(clientv3.CreateRevision(fmt.Sprintf("%s/index/image/%s", etcdPrefix, volName)), "=", 0),
clientv3.Compare(clientv3.CreateRevision(fmt.Sprintf("%s/config/inode/%d/%d", etcdPrefix, poolId, nextId)), "=", 0),
).Then(
clientv3.OpPut(fmt.Sprintf("%s/index/maxid/%d", etcdPrefix, poolId), fmt.Sprintf("%d", nextId)),
clientv3.OpPut(fmt.Sprintf("%s/index/image/%s", etcdPrefix, volName), string(inodeIdxJson)),
clientv3.OpPut(fmt.Sprintf("%s/config/inode/%d/%d", etcdPrefix, poolId, nextId), string(inodeCfgJson)),
).Commit()
cancel()
if (err != nil)
{
return nil, status.Error(codes.Internal, "failed to commit transaction in etcd: "+err.Error())
}
if (txnResp.Succeeded)
{
imageId = nextId
break
}
// Start over if the transaction fails
}
}
ctxVars["name"] = volName
volumeIdJson, _ := json.Marshal(ctxVars)
return &csi.CreateVolumeResponse{
Volume: &csi.Volume{
// Ugly, but VolumeContext isn't passed to DeleteVolume :-(
VolumeId: string(volumeIdJson),
CapacityBytes: volSize,
},
}, nil
}
// DeleteVolume deletes the given volume
func (cs *ControllerServer) DeleteVolume(ctx context.Context, req *csi.DeleteVolumeRequest) (*csi.DeleteVolumeResponse, error)
{
klog.Infof("received controller delete volume request %+v", protosanitizer.StripSecrets(req))
if (req == nil)
{
return nil, status.Error(codes.InvalidArgument, "request cannot be empty")
}
ctxVars := make(map[string]string)
err := json.Unmarshal([]byte(req.VolumeId), &ctxVars)
if (err != nil)
{
return nil, status.Error(codes.Internal, "volume ID not in JSON format")
}
volName := ctxVars["name"]
_, etcdUrl, etcdPrefix := GetConnectionParams(ctxVars)
if (len(etcdUrl) == 0)
{
return nil, status.Error(codes.InvalidArgument, "no etcdUrl in storage class configuration and no etcd_address in vitastor.conf")
}
cli, err := clientv3.New(clientv3.Config{
DialTimeout: ETCD_TIMEOUT,
Endpoints: etcdUrl,
})
if (err != nil)
{
return nil, status.Error(codes.Internal, "failed to connect to etcd at "+strings.Join(etcdUrl, ",")+": "+err.Error())
}
defer cli.Close()
// Find inode by name
ctx, cancel := context.WithTimeout(context.Background(), ETCD_TIMEOUT)
resp, err := cli.Get(ctx, etcdPrefix+"/index/image/"+volName)
cancel()
if (err != nil)
{
return nil, status.Error(codes.Internal, "failed to read key from etcd: "+err.Error())
}
if (len(resp.Kvs) == 0)
{
return nil, status.Error(codes.NotFound, "volume "+volName+" does not exist")
}
var idx InodeIndex
err = json.Unmarshal(resp.Kvs[0].Value, &idx)
if (err != nil)
{
return nil, status.Error(codes.Internal, "invalid /index/image/"+volName+" key in etcd: "+err.Error())
}
// Get inode config
inodeCfgKey := fmt.Sprintf("%s/config/inode/%d/%d", etcdPrefix, idx.PoolId, idx.Id)
ctx, cancel = context.WithTimeout(context.Background(), ETCD_TIMEOUT)
resp, err = cli.Get(ctx, inodeCfgKey)
cancel()
if (err != nil)
{
return nil, status.Error(codes.Internal, "failed to read key from etcd: "+err.Error())
}
if (len(resp.Kvs) == 0)
{
return nil, status.Error(codes.NotFound, "volume "+volName+" does not exist")
}
var inodeCfg InodeConfig
err = json.Unmarshal(resp.Kvs[0].Value, &inodeCfg)
if (err != nil)
{
return nil, status.Error(codes.Internal, "invalid "+inodeCfgKey+" key in etcd: "+err.Error())
}
// Delete inode data by invoking vitastor-cli
args := []string{
"rm-data", "--etcd_address", strings.Join(etcdUrl, ","),
"--pool", fmt.Sprintf("%d", idx.PoolId),
"--inode", fmt.Sprintf("%d", idx.Id),
}
if (ctxVars["configPath"] != "")
{
args = append(args, "--config_path", ctxVars["configPath"])
}
c := exec.Command("/usr/bin/vitastor-cli", args...)
var stderr bytes.Buffer
c.Stdout = nil
c.Stderr = &stderr
err = c.Run()
stderrStr := string(stderr.Bytes())
if (err != nil)
{
klog.Errorf("vitastor-cli rm-data failed: %s, status %s\n", stderrStr, err)
return nil, status.Error(codes.Internal, stderrStr+" (status "+err.Error()+")")
}
// Delete inode config in etcd
ctx, cancel = context.WithTimeout(context.Background(), ETCD_TIMEOUT)
txnResp, err := cli.Txn(ctx).Then(
clientv3.OpDelete(fmt.Sprintf("%s/index/image/%s", etcdPrefix, volName)),
clientv3.OpDelete(fmt.Sprintf("%s/config/inode/%d/%d", etcdPrefix, idx.PoolId, idx.Id)),
).Commit()
cancel()
if (err != nil)
{
return nil, status.Error(codes.Internal, "failed to delete keys in etcd: "+err.Error())
}
if (!txnResp.Succeeded)
{
return nil, status.Error(codes.Internal, "failed to delete keys in etcd: transaction failed")
}
return &csi.DeleteVolumeResponse{}, nil
}
// ControllerPublishVolume return Unimplemented error
func (cs *ControllerServer) ControllerPublishVolume(ctx context.Context, req *csi.ControllerPublishVolumeRequest) (*csi.ControllerPublishVolumeResponse, error)
{
return nil, status.Error(codes.Unimplemented, "")
}
// ControllerUnpublishVolume return Unimplemented error
func (cs *ControllerServer) ControllerUnpublishVolume(ctx context.Context, req *csi.ControllerUnpublishVolumeRequest) (*csi.ControllerUnpublishVolumeResponse, error)
{
return nil, status.Error(codes.Unimplemented, "")
}
// ValidateVolumeCapabilities checks whether the volume capabilities requested are supported.
func (cs *ControllerServer) ValidateVolumeCapabilities(ctx context.Context, req *csi.ValidateVolumeCapabilitiesRequest) (*csi.ValidateVolumeCapabilitiesResponse, error)
{
klog.Infof("received controller validate volume capability request %+v", protosanitizer.StripSecrets(req))
if (req == nil)
{
return nil, status.Errorf(codes.InvalidArgument, "request is nil")
}
volumeID := req.GetVolumeId()
if (volumeID == "")
{
return nil, status.Error(codes.InvalidArgument, "volumeId is nil")
}
volumeCapabilities := req.GetVolumeCapabilities()
if (volumeCapabilities == nil)
{
return nil, status.Error(codes.InvalidArgument, "volumeCapabilities is nil")
}
var volumeCapabilityAccessModes []*csi.VolumeCapability_AccessMode
for _, mode := range []csi.VolumeCapability_AccessMode_Mode{
csi.VolumeCapability_AccessMode_SINGLE_NODE_WRITER,
csi.VolumeCapability_AccessMode_MULTI_NODE_MULTI_WRITER,
} {
volumeCapabilityAccessModes = append(volumeCapabilityAccessModes, &csi.VolumeCapability_AccessMode{Mode: mode})
}
capabilitySupport := false
for _, capability := range volumeCapabilities
{
for _, volumeCapabilityAccessMode := range volumeCapabilityAccessModes
{
if (volumeCapabilityAccessMode.Mode == capability.AccessMode.Mode)
{
capabilitySupport = true
}
}
}
if (!capabilitySupport)
{
return nil, status.Errorf(codes.NotFound, "%v not supported", req.GetVolumeCapabilities())
}
return &csi.ValidateVolumeCapabilitiesResponse{
Confirmed: &csi.ValidateVolumeCapabilitiesResponse_Confirmed{
VolumeCapabilities: req.VolumeCapabilities,
},
}, nil
}
// ListVolumes returns a list of volumes
func (cs *ControllerServer) ListVolumes(ctx context.Context, req *csi.ListVolumesRequest) (*csi.ListVolumesResponse, error)
{
return nil, status.Error(codes.Unimplemented, "")
}
// GetCapacity returns the capacity of the storage pool
func (cs *ControllerServer) GetCapacity(ctx context.Context, req *csi.GetCapacityRequest) (*csi.GetCapacityResponse, error)
{
return nil, status.Error(codes.Unimplemented, "")
}
// ControllerGetCapabilities returns the capabilities of the controller service.
func (cs *ControllerServer) ControllerGetCapabilities(ctx context.Context, req *csi.ControllerGetCapabilitiesRequest) (*csi.ControllerGetCapabilitiesResponse, error)
{
functionControllerServerCapabilities := func(cap csi.ControllerServiceCapability_RPC_Type) *csi.ControllerServiceCapability
{
return &csi.ControllerServiceCapability{
Type: &csi.ControllerServiceCapability_Rpc{
Rpc: &csi.ControllerServiceCapability_RPC{
Type: cap,
},
},
}
}
var controllerServerCapabilities []*csi.ControllerServiceCapability
for _, capability := range []csi.ControllerServiceCapability_RPC_Type{
csi.ControllerServiceCapability_RPC_CREATE_DELETE_VOLUME,
csi.ControllerServiceCapability_RPC_LIST_VOLUMES,
csi.ControllerServiceCapability_RPC_EXPAND_VOLUME,
csi.ControllerServiceCapability_RPC_CREATE_DELETE_SNAPSHOT,
} {
controllerServerCapabilities = append(controllerServerCapabilities, functionControllerServerCapabilities(capability))
}
return &csi.ControllerGetCapabilitiesResponse{
Capabilities: controllerServerCapabilities,
}, nil
}
// CreateSnapshot create snapshot of an existing PV
func (cs *ControllerServer) CreateSnapshot(ctx context.Context, req *csi.CreateSnapshotRequest) (*csi.CreateSnapshotResponse, error)
{
return nil, status.Error(codes.Unimplemented, "")
}
// DeleteSnapshot delete provided snapshot of a PV
func (cs *ControllerServer) DeleteSnapshot(ctx context.Context, req *csi.DeleteSnapshotRequest) (*csi.DeleteSnapshotResponse, error)
{
return nil, status.Error(codes.Unimplemented, "")
}
// ListSnapshots list the snapshots of a PV
func (cs *ControllerServer) ListSnapshots(ctx context.Context, req *csi.ListSnapshotsRequest) (*csi.ListSnapshotsResponse, error)
{
return nil, status.Error(codes.Unimplemented, "")
}
// ControllerExpandVolume resizes a volume
func (cs *ControllerServer) ControllerExpandVolume(ctx context.Context, req *csi.ControllerExpandVolumeRequest) (*csi.ControllerExpandVolumeResponse, error)
{
return nil, status.Error(codes.Unimplemented, "")
}
// ControllerGetVolume get volume info
func (cs *ControllerServer) ControllerGetVolume(ctx context.Context, req *csi.ControllerGetVolumeRequest) (*csi.ControllerGetVolumeResponse, error)
{
return nil, status.Error(codes.Unimplemented, "")
}

View File

@@ -1,137 +0,0 @@
/*
Copyright 2017 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package vitastor
import (
"fmt"
"net"
"os"
"strings"
"sync"
"github.com/golang/glog"
"golang.org/x/net/context"
"google.golang.org/grpc"
"github.com/container-storage-interface/spec/lib/go/csi"
"github.com/kubernetes-csi/csi-lib-utils/protosanitizer"
)
// Defines Non blocking GRPC server interfaces
type NonBlockingGRPCServer interface {
// Start services at the endpoint
Start(endpoint string, ids csi.IdentityServer, cs csi.ControllerServer, ns csi.NodeServer)
// Waits for the service to stop
Wait()
// Stops the service gracefully
Stop()
// Stops the service forcefully
ForceStop()
}
func NewNonBlockingGRPCServer() NonBlockingGRPCServer {
return &nonBlockingGRPCServer{}
}
// NonBlocking server
type nonBlockingGRPCServer struct {
wg sync.WaitGroup
server *grpc.Server
}
func (s *nonBlockingGRPCServer) Start(endpoint string, ids csi.IdentityServer, cs csi.ControllerServer, ns csi.NodeServer) {
s.wg.Add(1)
go s.serve(endpoint, ids, cs, ns)
return
}
func (s *nonBlockingGRPCServer) Wait() {
s.wg.Wait()
}
func (s *nonBlockingGRPCServer) Stop() {
s.server.GracefulStop()
}
func (s *nonBlockingGRPCServer) ForceStop() {
s.server.Stop()
}
func (s *nonBlockingGRPCServer) serve(endpoint string, ids csi.IdentityServer, cs csi.ControllerServer, ns csi.NodeServer) {
proto, addr, err := ParseEndpoint(endpoint)
if err != nil {
glog.Fatal(err.Error())
}
if proto == "unix" {
addr = "/" + addr
if err := os.Remove(addr); err != nil && !os.IsNotExist(err) {
glog.Fatalf("Failed to remove %s, error: %s", addr, err.Error())
}
}
listener, err := net.Listen(proto, addr)
if err != nil {
glog.Fatalf("Failed to listen: %v", err)
}
opts := []grpc.ServerOption{
grpc.UnaryInterceptor(logGRPC),
}
server := grpc.NewServer(opts...)
s.server = server
if ids != nil {
csi.RegisterIdentityServer(server, ids)
}
if cs != nil {
csi.RegisterControllerServer(server, cs)
}
if ns != nil {
csi.RegisterNodeServer(server, ns)
}
glog.Infof("Listening for connections on address: %#v", listener.Addr())
server.Serve(listener)
}
func ParseEndpoint(ep string) (string, string, error) {
if strings.HasPrefix(strings.ToLower(ep), "unix://") || strings.HasPrefix(strings.ToLower(ep), "tcp://") {
s := strings.SplitN(ep, "://", 2)
if s[1] != "" {
return s[0], s[1], nil
}
}
return "", "", fmt.Errorf("Invalid endpoint: %v", ep)
}
func logGRPC(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) {
glog.V(3).Infof("GRPC call: %s", info.FullMethod)
glog.V(5).Infof("GRPC request: %s", protosanitizer.StripSecrets(req))
resp, err := handler(ctx, req)
if err != nil {
glog.Errorf("GRPC error: %v", err)
} else {
glog.V(5).Infof("GRPC response: %s", protosanitizer.StripSecrets(resp))
}
return resp, err
}

View File

@@ -1,60 +0,0 @@
// Copyright (c) Vitaliy Filippov, 2019+
// License: VNPL-1.1 or GNU GPL-2.0+ (see README.md for details)
package vitastor
import (
"context"
"github.com/kubernetes-csi/csi-lib-utils/protosanitizer"
"k8s.io/klog"
"github.com/container-storage-interface/spec/lib/go/csi"
)
// IdentityServer struct of Vitastor CSI driver with supported methods of CSI identity server spec.
type IdentityServer struct
{
*Driver
}
// NewIdentityServer create new instance identity
func NewIdentityServer(driver *Driver) *IdentityServer
{
return &IdentityServer{
Driver: driver,
}
}
// GetPluginInfo returns metadata of the plugin
func (is *IdentityServer) GetPluginInfo(ctx context.Context, req *csi.GetPluginInfoRequest) (*csi.GetPluginInfoResponse, error)
{
klog.Infof("received identity plugin info request %+v", protosanitizer.StripSecrets(req))
return &csi.GetPluginInfoResponse{
Name: vitastorCSIDriverName,
VendorVersion: vitastorCSIDriverVersion,
}, nil
}
// GetPluginCapabilities returns available capabilities of the plugin
func (is *IdentityServer) GetPluginCapabilities(ctx context.Context, req *csi.GetPluginCapabilitiesRequest) (*csi.GetPluginCapabilitiesResponse, error)
{
klog.Infof("received identity plugin capabilities request %+v", protosanitizer.StripSecrets(req))
return &csi.GetPluginCapabilitiesResponse{
Capabilities: []*csi.PluginCapability{
{
Type: &csi.PluginCapability_Service_{
Service: &csi.PluginCapability_Service{
Type: csi.PluginCapability_Service_CONTROLLER_SERVICE,
},
},
},
},
}, nil
}
// Probe returns the health and readiness of the plugin
func (is *IdentityServer) Probe(ctx context.Context, req *csi.ProbeRequest) (*csi.ProbeResponse, error)
{
return &csi.ProbeResponse{}, nil
}

View File

@@ -1,279 +0,0 @@
// Copyright (c) Vitaliy Filippov, 2019+
// License: VNPL-1.1 or GNU GPL-2.0+ (see README.md for details)
package vitastor
import (
"context"
"os"
"os/exec"
"encoding/json"
"strings"
"bytes"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
"k8s.io/utils/mount"
utilexec "k8s.io/utils/exec"
"github.com/container-storage-interface/spec/lib/go/csi"
"github.com/kubernetes-csi/csi-lib-utils/protosanitizer"
"k8s.io/klog"
)
// NodeServer struct of Vitastor CSI driver with supported methods of CSI node server spec.
type NodeServer struct
{
*Driver
mounter mount.Interface
}
// NewNodeServer create new instance node
func NewNodeServer(driver *Driver) *NodeServer
{
return &NodeServer{
Driver: driver,
mounter: mount.New(""),
}
}
// NodeStageVolume mounts the volume to a staging path on the node.
func (ns *NodeServer) NodeStageVolume(ctx context.Context, req *csi.NodeStageVolumeRequest) (*csi.NodeStageVolumeResponse, error)
{
return &csi.NodeStageVolumeResponse{}, nil
}
// NodeUnstageVolume unstages the volume from the staging path
func (ns *NodeServer) NodeUnstageVolume(ctx context.Context, req *csi.NodeUnstageVolumeRequest) (*csi.NodeUnstageVolumeResponse, error)
{
return &csi.NodeUnstageVolumeResponse{}, nil
}
func Contains(list []string, s string) bool
{
for i := 0; i < len(list); i++
{
if (list[i] == s)
{
return true
}
}
return false
}
// NodePublishVolume mounts the volume mounted to the staging path to the target path
func (ns *NodeServer) NodePublishVolume(ctx context.Context, req *csi.NodePublishVolumeRequest) (*csi.NodePublishVolumeResponse, error)
{
klog.Infof("received node publish volume request %+v", protosanitizer.StripSecrets(req))
targetPath := req.GetTargetPath()
// Check that it's not already mounted
free, error := mount.IsNotMountPoint(ns.mounter, targetPath)
if (error != nil)
{
if (os.IsNotExist(error))
{
error := os.MkdirAll(targetPath, 0777)
if (error != nil)
{
return nil, status.Error(codes.Internal, error.Error())
}
free = true
}
else
{
return nil, status.Error(codes.Internal, error.Error())
}
}
if (!free)
{
return &csi.NodePublishVolumeResponse{}, nil
}
ctxVars := make(map[string]string)
err := json.Unmarshal([]byte(req.VolumeId), &ctxVars)
if (err != nil)
{
return nil, status.Error(codes.Internal, "volume ID not in JSON format")
}
volName := ctxVars["name"]
_, etcdUrl, etcdPrefix := GetConnectionParams(ctxVars)
if (len(etcdUrl) == 0)
{
return nil, status.Error(codes.InvalidArgument, "no etcdUrl in storage class configuration and no etcd_address in vitastor.conf")
}
// Map NBD device
// FIXME: Check if already mapped
args := []string{
"map", "--etcd_address", strings.Join(etcdUrl, ","),
"--etcd_prefix", etcdPrefix,
"--image", volName,
};
if (ctxVars["configPath"] != "")
{
args = append(args, "--config_path", ctxVars["configPath"])
}
if (req.GetReadonly())
{
args = append(args, "--readonly", "1")
}
c := exec.Command("/usr/bin/vitastor-nbd", args...)
var stdout, stderr bytes.Buffer
c.Stdout, c.Stderr = &stdout, &stderr
err = c.Run()
stdoutStr, stderrStr := string(stdout.Bytes()), string(stderr.Bytes())
if (err != nil)
{
klog.Errorf("vitastor-nbd map failed: %s, status %s\n", stdoutStr+stderrStr, err)
return nil, status.Error(codes.Internal, stdoutStr+stderrStr+" (status "+err.Error()+")")
}
devicePath := strings.TrimSpace(stdoutStr)
// Check existing format
diskMounter := &mount.SafeFormatAndMount{Interface: ns.mounter, Exec: utilexec.New()}
existingFormat, err := diskMounter.GetDiskFormat(devicePath)
if (err != nil)
{
klog.Errorf("failed to get disk format for path %s, error: %v", err)
// unmap NBD device
unmapOut, unmapErr := exec.Command("/usr/bin/vitastor-nbd", "unmap", devicePath).CombinedOutput()
if (unmapErr != nil)
{
klog.Errorf("failed to unmap NBD device %s: %s, error: %v", devicePath, unmapOut, unmapErr)
}
return nil, err
}
// Format the device (ext4 or xfs)
fsType := req.GetVolumeCapability().GetMount().GetFsType()
isBlock := req.GetVolumeCapability().GetBlock() != nil
opt := req.GetVolumeCapability().GetMount().GetMountFlags()
opt = append(opt, "_netdev")
if ((req.VolumeCapability.AccessMode.Mode == csi.VolumeCapability_AccessMode_MULTI_NODE_READER_ONLY ||
req.VolumeCapability.AccessMode.Mode == csi.VolumeCapability_AccessMode_SINGLE_NODE_READER_ONLY) &&
!Contains(opt, "ro"))
{
opt = append(opt, "ro")
}
if (fsType == "xfs")
{
opt = append(opt, "nouuid")
}
readOnly := Contains(opt, "ro")
if (existingFormat == "" && !readOnly)
{
args := []string{}
switch fsType
{
case "ext4":
args = []string{"-m0", "-Enodiscard,lazy_itable_init=1,lazy_journal_init=1", devicePath}
case "xfs":
args = []string{"-K", devicePath}
}
if (len(args) > 0)
{
cmdOut, cmdErr := diskMounter.Exec.Command("mkfs."+fsType, args...).CombinedOutput()
if (cmdErr != nil)
{
klog.Errorf("failed to run mkfs error: %v, output: %v", cmdErr, string(cmdOut))
// unmap NBD device
unmapOut, unmapErr := exec.Command("/usr/bin/vitastor-nbd", "unmap", devicePath).CombinedOutput()
if (unmapErr != nil)
{
klog.Errorf("failed to unmap NBD device %s: %s, error: %v", devicePath, unmapOut, unmapErr)
}
return nil, status.Error(codes.Internal, cmdErr.Error())
}
}
}
if (isBlock)
{
opt = append(opt, "bind")
err = diskMounter.Mount(devicePath, targetPath, fsType, opt)
}
else
{
err = diskMounter.FormatAndMount(devicePath, targetPath, fsType, opt)
}
if (err != nil)
{
klog.Errorf(
"failed to mount device path (%s) to path (%s) for volume (%s) error: %s",
devicePath, targetPath, volName, err,
)
// unmap NBD device
unmapOut, unmapErr := exec.Command("/usr/bin/vitastor-nbd", "unmap", devicePath).CombinedOutput()
if (unmapErr != nil)
{
klog.Errorf("failed to unmap NBD device %s: %s, error: %v", devicePath, unmapOut, unmapErr)
}
return nil, status.Error(codes.Internal, err.Error())
}
return &csi.NodePublishVolumeResponse{}, nil
}
// NodeUnpublishVolume unmounts the volume from the target path
func (ns *NodeServer) NodeUnpublishVolume(ctx context.Context, req *csi.NodeUnpublishVolumeRequest) (*csi.NodeUnpublishVolumeResponse, error)
{
klog.Infof("received node unpublish volume request %+v", protosanitizer.StripSecrets(req))
targetPath := req.GetTargetPath()
devicePath, refCount, err := mount.GetDeviceNameFromMount(ns.mounter, targetPath)
if (err != nil)
{
if (os.IsNotExist(err))
{
return nil, status.Error(codes.NotFound, "Target path not found")
}
return nil, status.Error(codes.Internal, err.Error())
}
if (devicePath == "")
{
return nil, status.Error(codes.NotFound, "Volume not mounted")
}
// unmount
err = mount.CleanupMountPoint(targetPath, ns.mounter, false)
if (err != nil)
{
return nil, status.Error(codes.Internal, err.Error())
}
// unmap NBD device
if (refCount == 1)
{
unmapOut, unmapErr := exec.Command("/usr/bin/vitastor-nbd", "unmap", devicePath).CombinedOutput()
if (unmapErr != nil)
{
klog.Errorf("failed to unmap NBD device %s: %s, error: %v", devicePath, unmapOut, unmapErr)
}
}
return &csi.NodeUnpublishVolumeResponse{}, nil
}
// NodeGetVolumeStats returns volume capacity statistics available for the volume
func (ns *NodeServer) NodeGetVolumeStats(ctx context.Context, req *csi.NodeGetVolumeStatsRequest) (*csi.NodeGetVolumeStatsResponse, error)
{
return nil, status.Error(codes.Unimplemented, "")
}
// NodeExpandVolume expanding the file system on the node
func (ns *NodeServer) NodeExpandVolume(ctx context.Context, req *csi.NodeExpandVolumeRequest) (*csi.NodeExpandVolumeResponse, error)
{
return nil, status.Error(codes.Unimplemented, "")
}
// NodeGetCapabilities returns the supported capabilities of the node server
func (ns *NodeServer) NodeGetCapabilities(ctx context.Context, req *csi.NodeGetCapabilitiesRequest) (*csi.NodeGetCapabilitiesResponse, error)
{
return &csi.NodeGetCapabilitiesResponse{}, nil
}
// NodeGetInfo returns NodeGetInfoResponse for CO.
func (ns *NodeServer) NodeGetInfo(ctx context.Context, req *csi.NodeGetInfoRequest) (*csi.NodeGetInfoResponse, error)
{
klog.Infof("received node get info request %+v", protosanitizer.StripSecrets(req))
return &csi.NodeGetInfoResponse{
NodeId: ns.NodeID,
}, nil
}

View File

@@ -1,36 +0,0 @@
// Copyright (c) Vitaliy Filippov, 2019+
// License: VNPL-1.1 or GNU GPL-2.0+ (see README.md for details)
package vitastor
import (
"k8s.io/klog"
)
type Driver struct
{
*Config
}
// NewDriver create new instance driver
func NewDriver(config *Config) (*Driver, error)
{
if (config == nil)
{
klog.Errorf("Vitastor CSI driver initialization failed")
return nil, nil
}
driver := &Driver{
Config: config,
}
klog.Infof("Vitastor CSI driver initialized")
return driver, nil
}
// Start server
func (driver *Driver) Run()
{
server := NewNonBlockingGRPCServer()
server.Start(driver.Endpoint, NewIdentityServer(driver), NewControllerServer(driver), NewNodeServer(driver))
server.Wait()
}

View File

@@ -1,39 +0,0 @@
// Copyright (c) Vitaliy Filippov, 2019+
// License: VNPL-1.1 or GNU GPL-2.0+ (see README.md for details)
package main
import (
"flag"
"fmt"
"os"
"k8s.io/klog"
"vitastor.io/csi/src"
)
func main()
{
var config = vitastor.NewConfig()
flag.StringVar(&config.Endpoint, "endpoint", "", "CSI endpoint")
flag.StringVar(&config.NodeID, "node", "", "Node ID")
flag.Parse()
if (config.Endpoint == "")
{
config.Endpoint = os.Getenv("CSI_ENDPOINT")
}
if (config.NodeID == "")
{
config.NodeID = os.Getenv("NODE_ID")
}
if (config.Endpoint == "" && config.NodeID == "")
{
fmt.Fprintf(os.Stderr, "Please set -endpoint and -node / CSI_ENDPOINT & NODE_ID env vars\n")
os.Exit(1)
}
drv, err := vitastor.NewDriver(config)
if (err != nil)
{
klog.Fatalln(err)
}
drv.Run()
}

View File

@@ -1,7 +1,7 @@
#!/bin/bash
cat < vitastor.Dockerfile > ../Dockerfile
sed 's/$REL/bullseye/g' < vitastor.Dockerfile > ../Dockerfile
cd ..
mkdir -p packages
sudo podman build --build-arg REL=bullseye -v `pwd`/packages:/root/packages -f Dockerfile .
sudo podman build -v `pwd`/packages:/root/packages -f Dockerfile .
rm Dockerfile

View File

@@ -1,7 +1,7 @@
#!/bin/bash
cat < vitastor.Dockerfile > ../Dockerfile
sed 's/$REL/buster/g' < vitastor.Dockerfile > ../Dockerfile
cd ..
mkdir -p packages
sudo podman build --build-arg REL=buster -v `pwd`/packages:/root/packages -f Dockerfile .
sudo podman build -v `pwd`/packages:/root/packages -f Dockerfile .
rm Dockerfile

14
debian/changelog vendored
View File

@@ -1,18 +1,8 @@
vitastor (0.6.8-1) unstable; urgency=medium
vitastor (0.5.10-1) unstable; urgency=medium
* RDMA support
* Bugfixes
-- Vitaliy Filippov <vitalif@yourcmc.ru> Sat, 01 May 2021 18:46:10 +0300
vitastor (0.6.0-1) unstable; urgency=medium
* Snapshots and Copy-on-Write clones
* Image metadata in etcd (name, size)
* Image I/O and space statistics in etcd
* Write throttling for smoothing random write workloads in SSD+HDD configurations
-- Vitaliy Filippov <vitalif@yourcmc.ru> Sun, 11 Apr 2021 00:49:18 +0300
-- Vitaliy Filippov <vitalif@yourcmc.ru> Tue, 02 Feb 2021 23:01:24 +0300
vitastor (0.5.1-1) unstable; urgency=medium

42
debian/control vendored
View File

@@ -2,54 +2,16 @@ Source: vitastor
Section: admin
Priority: optional
Maintainer: Vitaliy Filippov <vitalif@yourcmc.ru>
Build-Depends: debhelper, liburing-dev (>= 0.6), g++ (>= 8), libstdc++6 (>= 8), linux-libc-dev, libgoogle-perftools-dev, libjerasure-dev, libgf-complete-dev, libibverbs-dev
Build-Depends: debhelper, liburing-dev (>= 0.6), g++ (>= 8), libstdc++6 (>= 8), linux-libc-dev, libgoogle-perftools-dev, libjerasure-dev, libgf-complete-dev
Standards-Version: 4.5.0
Homepage: https://vitastor.io/
Rules-Requires-Root: no
Package: vitastor
Architecture: amd64
Depends: vitastor-osd, vitastor-mon, vitastor-client, vitastor-client-dev, vitastor-fio, vitastor-qemu
Depends: ${shlibs:Depends}, ${misc:Depends}, fio (= ${dep:fio}), qemu (= ${dep:qemu}), nodejs (>= 10), node-sprintf-js, node-ws (>= 7), libjerasure2, lp-solve
Description: Vitastor, a fast software-defined clustered block storage
Vitastor is a small, simple and fast clustered block storage (storage for VM drives),
architecturally similar to Ceph which means strong consistency, primary-replication,
symmetric clustering and automatic data distribution over any number of drives of any
size with configurable redundancy (replication or erasure codes/XOR).
Package: vitastor-osd
Architecture: amd64
Depends: ${shlibs:Depends}, ${misc:Depends}, vitastor-client (= ${binary:Version})
Description: Vitastor, a fast software-defined clustered block storage - object storage daemon
Vitastor object storage daemon, i.e. server program that stores data.
Package: vitastor-mon
Architecture: amd64
Depends: ${misc:Depends}, nodejs (>= 10), node-sprintf-js, node-ws (>= 7), lp-solve
Description: Vitastor, a fast software-defined clustered block storage - monitor
Vitastor monitor, i.e. server program responsible for watching cluster state and
scheduling cluster-level operations.
Package: vitastor-client
Architecture: amd64
Depends: ${shlibs:Depends}, ${misc:Depends}
Description: Vitastor, a fast software-defined clustered block storage - client
Vitastor client library and command-line interface.
Package: vitastor-client-dev
Section: devel
Architecture: amd64
Depends: ${misc:Depends}, vitastor-client (= ${binary:Version})
Description: Vitastor, a fast software-defined clustered block storage - development files
Vitastor library headers for development.
Package: vitastor-fio
Architecture: amd64
Depends: ${shlibs:Depends}, ${misc:Depends}, vitastor-client (= ${binary:Version}), fio (= ${dep:fio})
Description: Vitastor, a fast software-defined clustered block storage - fio drivers
Vitastor fio drivers for benchmarking.
Package: vitastor-qemu
Architecture: amd64
Depends: ${shlibs:Depends}, ${misc:Depends}, vitastor-client (= ${binary:Version}), qemu (= ${dep:qemu})
Description: Vitastor, a fast software-defined clustered block storage - QEMU driver
Vitastor QEMU block device driver.

1
debian/fio_version vendored
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@@ -1 +0,0 @@
dep:fio=3.16-1

3
debian/install vendored
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@@ -1,4 +1,3 @@
VNPL-1.1.txt usr/share/doc/vitastor
GPL-2.0.txt usr/share/doc/vitastor
README.md usr/share/doc/vitastor
README-ru.md usr/share/doc/vitastor
mon usr/lib/vitastor

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@@ -1,17 +1,15 @@
# Build patched QEMU for Debian Buster or Bullseye/Sid inside a container
# cd ..; podman build --build-arg REL=bullseye -v `pwd`/packages:/root/packages -f debian/patched-qemu.Dockerfile .
ARG REL=
FROM debian:$REL
ARG REL=
WORKDIR /root
RUN if [ "$REL" = "buster" -o "$REL" = "bullseye" ]; then \
echo "deb http://deb.debian.org/debian $REL-backports main" >> /etc/apt/sources.list; \
RUN if [ "$REL" = "buster" ]; then \
echo 'deb http://deb.debian.org/debian buster-backports main' >> /etc/apt/sources.list; \
echo >> /etc/apt/preferences; \
echo 'Package: *' >> /etc/apt/preferences; \
echo "Pin: release a=$REL-backports" >> /etc/apt/preferences; \
echo 'Pin: release a=buster-backports' >> /etc/apt/preferences; \
echo 'Pin-Priority: 500' >> /etc/apt/preferences; \
fi; \
grep '^deb ' /etc/apt/sources.list | perl -pe 's/^deb/deb-src/' >> /etc/apt/sources.list; \
@@ -22,27 +20,20 @@ RUN apt-get update
RUN apt-get -y install qemu fio liburing1 liburing-dev libgoogle-perftools-dev devscripts
RUN apt-get -y build-dep qemu
RUN apt-get -y build-dep fio
# To build a custom version
#RUN cp /root/packages/qemu-orig/* /root
RUN apt-get --download-only source qemu
RUN apt-get --download-only source fio
ADD patches/qemu-5.0-vitastor.patch patches/qemu-5.1-vitastor.patch patches/qemu-6.1-vitastor.patch /root/vitastor/patches/
ADD qemu-5.0-vitastor.patch qemu-5.1-vitastor.patch /root/vitastor/
RUN set -e; \
mkdir -p /root/packages/qemu-$REL; \
rm -rf /root/packages/qemu-$REL/*; \
cd /root/packages/qemu-$REL; \
dpkg-source -x /root/qemu*.dsc; \
if ls -d /root/packages/qemu-$REL/qemu-5.0*; then \
D=$(ls -d /root/packages/qemu-$REL/qemu-5.0*); \
cp /root/vitastor/patches/qemu-5.0-vitastor.patch $D/debian/patches; \
echo qemu-5.0-vitastor.patch >> $D/debian/patches/series; \
elif ls /root/packages/qemu-$REL/qemu-6.1*; then \
D=$(ls -d /root/packages/qemu-$REL/qemu-6.1*); \
cp /root/vitastor/patches/qemu-6.1-vitastor.patch $D/debian/patches; \
echo qemu-6.1-vitastor.patch >> $D/debian/patches/series; \
if [ -d /root/packages/qemu-$REL/qemu-5.0 ]; then \
cp /root/vitastor/qemu-5.0-vitastor.patch /root/packages/qemu-$REL/qemu-5.0/debian/patches; \
echo qemu-5.0-vitastor.patch >> /root/packages/qemu-$REL/qemu-5.0/debian/patches/series; \
else \
cp /root/vitastor/patches/qemu-5.1-vitastor.patch /root/packages/qemu-$REL/qemu-*/debian/patches; \
cp /root/vitastor/qemu-5.1-vitastor.patch /root/packages/qemu-$REL/qemu-*/debian/patches; \
P=`ls -d /root/packages/qemu-$REL/qemu-*/debian/patches`; \
echo qemu-5.1-vitastor.patch >> $P/series; \
fi; \

1
debian/qemu_version vendored
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@@ -1 +0,0 @@
dep:qemu=1:5.2+dfsg-10+vitastor1

3
debian/rules vendored
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@@ -5,6 +5,5 @@ export DH_VERBOSE = 1
dh $@
override_dh_installdeb:
cat debian/fio_version >> debian/vitastor-fio.substvars
cat debian/qemu_version >> debian/vitastor-qemu.substvars
cat debian/substvars >> debian/vitastor.substvars
dh_installdeb

2
debian/substvars vendored Normal file
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@@ -0,0 +1,2 @@
dep:fio=3.16-1
dep:qemu=1:5.1+dfsg-4+vitastor1

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@@ -1,2 +0,0 @@
usr/include
usr/lib/*/pkgconfig

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@@ -1,5 +0,0 @@
usr/bin/vita
usr/bin/vitastor-cli
usr/bin/vitastor-rm
usr/bin/vitastor-nbd
usr/lib/*/libvitastor*.so*

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@@ -1 +0,0 @@
usr/lib/*/libfio*.so*

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@@ -1 +0,0 @@
mon usr/lib/vitastor

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@@ -1,3 +0,0 @@
usr/bin/vitastor-osd
usr/bin/vitastor-dump-journal
mon/make-osd.sh /usr/lib/vitastor

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@@ -1 +0,0 @@
usr/lib/*/qemu/*

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@@ -1,9 +1,7 @@
# Build Vitastor packages for Debian Buster or Bullseye/Sid inside a container
# cd ..; podman build --build-arg REL=bullseye -v `pwd`/packages:/root/packages -f debian/vitastor.Dockerfile .
ARG REL=
FROM debian:$REL
ARG REL=
WORKDIR /root
@@ -24,7 +22,7 @@ RUN apt-get -y build-dep qemu
RUN apt-get -y build-dep fio
RUN apt-get --download-only source qemu
RUN apt-get --download-only source fio
RUN apt-get update && apt-get -y install libjerasure-dev cmake libibverbs-dev
RUN apt-get -y install libjerasure-dev cmake
ADD . /root/vitastor
RUN set -e -x; \
@@ -42,10 +40,10 @@ RUN set -e -x; \
mkdir -p /root/packages/vitastor-$REL; \
rm -rf /root/packages/vitastor-$REL/*; \
cd /root/packages/vitastor-$REL; \
cp -r /root/vitastor vitastor-0.6.8; \
ln -s /root/packages/qemu-$REL/qemu-*/ vitastor-0.6.8/qemu; \
ln -s /root/fio-build/fio-*/ vitastor-0.6.8/fio; \
cd vitastor-0.6.8; \
cp -r /root/vitastor vitastor-0.5.10; \
ln -s /root/packages/qemu-$REL/qemu-*/ vitastor-0.5.10/qemu; \
ln -s /root/fio-build/fio-*/ vitastor-0.5.10/fio; \
cd vitastor-0.5.10; \
FIO=$(head -n1 fio/debian/changelog | perl -pe 's/^.*\((.*?)\).*$/$1/'); \
QEMU=$(head -n1 qemu/debian/changelog | perl -pe 's/^.*\((.*?)\).*$/$1/'); \
sh copy-qemu-includes.sh; \
@@ -58,11 +56,11 @@ RUN set -e -x; \
echo qemu-fio-headers.patch >> debian/patches/series; \
rm -rf a b; \
rm -rf /root/packages/qemu-$REL/qemu*/; \
echo "dep:fio=$FIO" > debian/fio_version; \
echo "dep:qemu=$QEMU" > debian/qemu_version; \
echo "dep:fio=$FIO" > debian/substvars; \
echo "dep:qemu=$QEMU" >> debian/substvars; \
cd /root/packages/vitastor-$REL; \
tar --sort=name --mtime='2020-01-01' --owner=0 --group=0 --exclude=debian -cJf vitastor_0.6.8.orig.tar.xz vitastor-0.6.8; \
cd vitastor-0.6.8; \
tar --sort=name --mtime='2020-01-01' --owner=0 --group=0 --exclude=debian -cJf vitastor_0.5.10.orig.tar.xz vitastor-0.5.10; \
cd vitastor-0.5.10; \
V=$(head -n1 debian/changelog | perl -pe 's/^.*\((.*?)\).*$/$1/'); \
DEBFULLNAME="Vitaliy Filippov <vitalif@yourcmc.ru>" dch -D $REL -v "$V""$REL" "Rebuild for $REL"; \
DEB_BUILD_OPTIONS=nocheck dpkg-buildpackage --jobs=auto -sa; \

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@@ -1,9 +0,0 @@
# Build Docker image with Vitastor packages
FROM debian:bullseye
ADD vitastor.list /etc/apt/sources.list.d
ADD vitastor.gpg /etc/apt/trusted.gpg.d
ADD vitastor.pref /etc/apt/preferences.d
ADD apt.conf /etc/apt/
RUN apt-get update && apt-get -y install vitastor qemu-system-x86 qemu-system-common && apt-get clean

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@@ -1 +0,0 @@
APT::Install-Recommends false;

Binary file not shown.

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@@ -1 +0,0 @@
deb http://vitastor.io/debian bullseye main

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@@ -1,3 +0,0 @@
Package: *
Pin: origin "vitastor.io"
Pin-Priority: 1000

2
json11

Submodule json11 updated: 55363fc265...97f06cb20c

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@@ -50,7 +50,7 @@ async function lp_solve(text)
return { score, vars };
}
async function optimize_initial({ osd_tree, pg_count, pg_size = 3, pg_minsize = 2, max_combinations = 10000, parity_space = 1, round_robin = false })
async function optimize_initial({ osd_tree, pg_count, pg_size = 3, pg_minsize = 2, max_combinations = 10000, parity_space = 1 })
{
if (!pg_count || !osd_tree)
{
@@ -92,7 +92,7 @@ async function optimize_initial({ osd_tree, pg_count, pg_size = 3, pg_minsize =
console.log(lp);
throw new Error('Problem is infeasible or unbounded - is it a bug?');
}
const int_pgs = make_int_pgs(lp_result.vars, pg_count, round_robin);
const int_pgs = make_int_pgs(lp_result.vars, pg_count);
const eff = pg_list_space_efficiency(int_pgs, all_weights, pg_minsize, parity_space);
const res = {
score: lp_result.score,
@@ -104,18 +104,7 @@ async function optimize_initial({ osd_tree, pg_count, pg_size = 3, pg_minsize =
return res;
}
function shuffle(array)
{
for (let i = array.length - 1, j, x; i > 0; i--)
{
j = Math.floor(Math.random() * (i + 1));
x = array[i];
array[i] = array[j];
array[j] = x;
}
}
function make_int_pgs(weights, pg_count, round_robin)
function make_int_pgs(weights, pg_count)
{
const total_weight = Object.values(weights).reduce((a, c) => Number(a) + Number(c), 0);
let int_pgs = [];
@@ -123,20 +112,14 @@ function make_int_pgs(weights, pg_count, round_robin)
let weight_left = total_weight;
for (const pg_name in weights)
{
let cur_pg = pg_name.substr(3).split('_');
let n = Math.round(weights[pg_name] / weight_left * pg_left);
for (let i = 0; i < n; i++)
{
int_pgs.push([ ...cur_pg ]);
if (round_robin)
{
cur_pg.push(cur_pg.shift());
}
int_pgs.push(pg_name.substr(3).split('_'));
}
weight_left -= weights[pg_name];
pg_left -= n;
}
shuffle(int_pgs);
return int_pgs;
}
@@ -249,7 +232,6 @@ async function optimize_change({ prev_pgs: prev_int_pgs, osd_tree, pg_size = 3,
{
return null;
}
// FIXME: use parity_chunks with parity_space instead of pg_minsize
const pg_effsize = Math.min(pg_minsize, Object.keys(osd_tree).length)
+ Math.max(0, Math.min(pg_size, Object.keys(osd_tree).length) - pg_minsize) * parity_space;
const pg_count = prev_int_pgs.length;

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@@ -17,14 +17,23 @@ ETCD_MON=$(echo $ETCD_HOSTS | perl -pe 's/:2380/:2379/g; s/etcd\d*=//g;')
D=`dirname $0`
# Create OSDs on all passed devices
OSD_NUM=1
for DEV in $*; do
OSD_NUM=$(vitastor-cli alloc-osd)
# Ugly :) -> node.js rework pending
while true; do
ST=$(etcdctl --endpoints="$ETCD_MON" get --print-value-only /vitastor/osd/stats/$OSD_NUM)
if [ "$ST" = "" ]; then
break
fi
OSD_NUM=$((OSD_NUM+1))
done
etcdctl --endpoints="$ETCD_MON" put /vitastor/osd/stats/$OSD_NUM '{}'
echo Creating OSD $OSD_NUM on $DEV
OPT=$(vitastor-cli simple-offsets --format options $DEV | tr '\n' ' ')
META=$(vitastor-cli simple-offsets --format json $DEV | jq .data_offset)
OPT=`node $D/simple-offsets.js --device $DEV --format options | tr '\n' ' '`
META=`echo $OPT | grep -Po '(?<=data_offset )\d+'`
dd if=/dev/zero of=$DEV bs=1048576 count=$(((META+1048575)/1048576)) oflag=direct
cat >/etc/systemd/system/vitastor-osd$OSD_NUM.service <<EOF
@@ -44,6 +53,7 @@ ExecStart=/usr/bin/vitastor-osd \\
--osd_num $OSD_NUM \\
--disable_data_fsync 1 \\
--immediate_commit all \\
--flusher_count 256 \\
--disk_alignment 4096 --journal_block_size 4096 --meta_block_size 4096 \\
--journal_no_same_sector_overwrites true \\
--journal_sector_buffer_count 1024 \\

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@@ -32,8 +32,7 @@ ExecStart=/usr/local/bin/etcd -name etcd$ETCD_NUM --data-dir /var/lib/etcd$ETCD_
--advertise-client-urls http://$IP:2379 --listen-client-urls http://$IP:2379 \\
--initial-advertise-peer-urls http://$IP:2380 --listen-peer-urls http://$IP:2380 \\
--initial-cluster-token vitastor-etcd-1 --initial-cluster $ETCD_HOSTS \\
--initial-cluster-state new --max-txn-ops=100000 --max-request-bytes=104857600 \\
--auto-compaction-retention=10 --auto-compaction-mode=revision
--initial-cluster-state new --max-txn-ops=100000 --auto-compaction-retention=10 --auto-compaction-mode=revision
WorkingDirectory=/var/lib/etcd$ETCD_NUM.etcd
ExecStartPre=+chown -R etcd /var/lib/etcd$ETCD_NUM.etcd
User=etcd

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@@ -33,24 +33,14 @@ const etcd_allow = new RegExp('^'+[
'pg/state/[1-9]\\d*/[1-9]\\d*',
'pg/stats/[1-9]\\d*/[1-9]\\d*',
'pg/history/[1-9]\\d*/[1-9]\\d*',
'pool/stats/[1-9]\\d*',
'history/last_clean_pgs',
'inode/stats/[1-9]\\d*/[1-9]\\d*',
'pool/stats/[1-9]\\d*',
'inode/stats/[1-9]\\d*',
'stats',
'index/image/.*',
'index/maxid/[1-9]\\d*',
].join('$|^')+'$');
const etcd_tree = {
config: {
/* global: {
// WARNING: NOT ALL OF THESE ARE ACTUALLY CONFIGURABLE HERE
// THIS IS JUST A POOR MAN'S CONFIG DOCUMENTATION
// etcd connection
config_path: "/etc/vitastor/vitastor.conf",
etcd_address: "10.0.115.10:2379/v3",
etcd_prefix: "/vitastor",
// mon
etcd_mon_ttl: 30, // min: 10
etcd_mon_timeout: 1000, // ms. min: 0
@@ -60,17 +50,7 @@ const etcd_tree = {
osd_out_time: 600, // seconds. min: 0
placement_levels: { datacenter: 1, rack: 2, host: 3, osd: 4, ... },
// client and osd
tcp_header_buffer_size: 65536,
use_sync_send_recv: false,
use_rdma: true,
rdma_device: null, // for example, "rocep5s0f0"
rdma_port_num: 1,
rdma_gid_index: 0,
rdma_mtu: 4096,
rdma_max_sge: 128,
rdma_max_send: 32,
rdma_max_recv: 8,
rdma_max_msg: 1048576,
log_level: 0,
block_size: 131072,
disk_alignment: 4096,
@@ -83,12 +63,11 @@ const etcd_tree = {
osd_ping_timeout: 5, // seconds. min: 1
up_wait_retry_interval: 500, // ms. min: 50
// osd
etcd_report_interval: 5,
etcd_report_interval: 30, // min: 10
run_primary: true,
bind_address: "0.0.0.0",
bind_port: 0,
autosync_interval: 5,
autosync_writes: 128,
client_queue_depth: 128, // unused
recovery_queue_depth: 4,
recovery_sync_batch: 16,
@@ -117,8 +96,7 @@ const etcd_tree = {
disable_device_lock,
// blockstore - configurable
max_write_iodepth,
min_flusher_count: 1,
max_flusher_count: 256,
flusher_count,
inmemory_metadata,
inmemory_journal,
journal_sector_buffer_count,
@@ -232,7 +210,7 @@ const etcd_tree = {
/* <pool_id>: {
<pg_id>: {
primary: osd_num_t,
state: ("starting"|"peering"|"peered"|"incomplete"|"active"|"repeering"|"stopping"|"offline"|
state: ("starting"|"peering"|"incomplete"|"active"|"stopping"|"offline"|
"degraded"|"has_incomplete"|"has_degraded"|"has_misplaced"|"has_unclean"|
"has_invalid"|"left_on_dead")[],
}
@@ -262,36 +240,24 @@ const etcd_tree = {
},
inode: {
stats: {
/* <pool_id>: {
<inode_t>: {
raw_used: uint64_t, // raw used bytes on OSDs
read: { count: uint64_t, usec: uint64_t, bytes: uint64_t, bps: uint64_t, iops: uint64_t, lat: uint64_t },
write: { count: uint64_t, usec: uint64_t, bytes: uint64_t, bps: uint64_t, iops: uint64_t, lat: uint64_t },
delete: { count: uint64_t, usec: uint64_t, bytes: uint64_t, bps: uint64_t, iops: uint64_t, lat: uint64_t },
},
/* <inode_t>: {
raw_used: uint64_t, // raw used bytes on OSDs
read: { count: uint64_t, usec: uint64_t, bytes: uint64_t },
write: { count: uint64_t, usec: uint64_t, bytes: uint64_t },
delete: { count: uint64_t, usec: uint64_t, bytes: uint64_t },
}, */
},
},
pool: {
stats: {
/* <pool_id>: {
used_raw_tb: float, // used raw space in the pool
total_raw_tb: float, // maximum amount of space in the pool
raw_to_usable: float, // raw to usable ratio
space_efficiency: float, // 0..1
} */
},
},
stats: {
/* op_stats: {
<string>: { count: uint64_t, usec: uint64_t, bytes: uint64_t, bps: uint64_t, iops: uint64_t, lat: uint64_t },
<string>: { count: uint64_t, usec: uint64_t, bytes: uint64_t },
},
subop_stats: {
<string>: { count: uint64_t, usec: uint64_t, iops: uint64_t, lat: uint64_t },
<string>: { count: uint64_t, usec: uint64_t },
},
recovery_stats: {
degraded: { count: uint64_t, bytes: uint64_t, bps: uint64_t, iops: uint64_t },
misplaced: { count: uint64_t, bytes: uint64_t, bps: uint64_t, iops: uint64_t },
degraded: { count: uint64_t, bytes: uint64_t },
misplaced: { count: uint64_t, bytes: uint64_t },
},
object_counts: {
object: uint64_t,
@@ -304,17 +270,6 @@ const etcd_tree = {
history: {
last_clean_pgs: {},
},
index: {
image: {
/* <name>: {
id: uint64_t,
pool_id: uint64_t,
}, */
},
maxid: {
/* <pool_id>: uint64_t, */
},
},
};
// FIXME Split into several files
@@ -338,8 +293,6 @@ class Mon
this.etcd_prefix = this.etcd_prefix.replace(/\/\/+/g, '/').replace(/^\/?(.*[^\/])\/?$/, '/$1');
this.etcd_start_timeout = (config.etcd_start_timeout || 5) * 1000;
this.state = JSON.parse(JSON.stringify(this.constructor.etcd_tree));
this.signals_set = false;
this.on_stop_cb = () => this.on_stop().catch(console.error);
}
async start()
@@ -349,18 +302,7 @@ class Mon
await this.become_master();
await this.load_cluster_state();
await this.start_watcher(this.config.etcd_mon_retries);
for (const pool_id in this.state.config.pools)
{
if (!this.state.pool.stats[pool_id] ||
!this.state.pool.stats[pool_id].pg_real_size)
{
// Generate missing data in etcd
this.state.config.pgs.hash = null;
break;
}
}
await this.recheck_pgs();
this.schedule_update_stats();
}
async load_config()
@@ -564,7 +506,7 @@ class Mon
const max_ttl = this.config.etcd_mon_ttl + this.config.etcd_mon_timeout/1000*this.config.etcd_mon_retries;
const res = await this.etcd_call('/lease/grant', { TTL: max_ttl }, this.config.etcd_mon_timeout, -1);
this.etcd_lease_id = res.ID;
this.lease_timer = setInterval(async () =>
setInterval(async () =>
{
const res = await this.etcd_call('/lease/keepalive', { ID: this.etcd_lease_id }, this.config.etcd_mon_timeout, this.config.etcd_mon_retries);
if (!res.result.TTL)
@@ -572,19 +514,6 @@ class Mon
this.die('Lease expired');
}
}, this.config.etcd_mon_timeout);
if (!this.signals_set)
{
process.on('SIGINT', this.on_stop_cb);
process.on('SIGTERM', this.on_stop_cb);
this.signals_set = true;
}
}
async on_stop()
{
clearInterval(this.lease_timer);
await this.etcd_call('/lease/revoke', { ID: this.etcd_lease_id }, this.config.etcd_mon_timeout, this.config.etcd_mon_retries);
process.exit(0);
}
async become_master()
@@ -650,7 +579,7 @@ class Mon
for (const osd_num of this.all_osds().sort((a, b) => a - b))
{
const stat = this.state.osd.stats[osd_num];
if (stat && stat.size && (this.state.osd.state[osd_num] || Number(stat.time) >= down_time))
if (stat.size && (this.state.osd.state[osd_num] || Number(stat.time) >= down_time))
{
// Numeric IDs are reserved for OSDs
const osd_cfg = this.state.config.osd[osd_num];
@@ -801,11 +730,6 @@ class Mon
pg_history[i].osd_sets = pg_history[i].osd_sets || [];
pg_history[i].osd_sets.push(prev_pgs[i]);
}
if (pg_history[i] && pg_history[i].osd_sets)
{
pg_history[i].osd_sets = Object.values(pg_history[i].osd_sets
.reduce((a, c) => { a[c.join(' ')] = c; return a; }, {}));
}
});
for (let i = 0; i < new_pgs.length || i < prev_pgs.length; i++)
{
@@ -956,7 +880,7 @@ class Mon
{
// Take configuration and state, check it against the stored configuration hash
// Recalculate PGs and save them to etcd if the configuration is changed
// FIXME: Do not change anything if the distribution is good and random enough and no PGs are degraded
// FIXME: Also do not change anything if the distribution is good enough and no PGs are degraded
const { up_osds, levels, osd_tree } = this.get_osd_tree();
const tree_cfg = {
osd_tree,
@@ -1015,15 +939,7 @@ class Mon
prev_pgs[pg-1] = this.state.history.last_clean_pgs.items[pool_id][pg].osd_set;
}
prev_pgs = JSON.parse(JSON.stringify(prev_pgs.length ? prev_pgs : real_prev_pgs));
const old_pg_count = real_prev_pgs.length;
const optimize_cfg = {
osd_tree: pool_tree,
pg_count: pool_cfg.pg_count,
pg_size: pool_cfg.pg_size,
pg_minsize: pool_cfg.pg_minsize,
max_combinations: pool_cfg.max_osd_combinations,
round_robin: pool_cfg.scheme != 'replicated',
};
const old_pg_count = prev_pgs.length;
let optimize_result;
if (old_pg_count > 0)
{
@@ -1050,22 +966,23 @@ class Mon
pg.pop();
}
}
if (!this.state.config.pgs.hash)
{
// Re-shuffle PGs
optimize_result = await LPOptimizer.optimize_initial(optimize_cfg);
}
else
{
optimize_result = await LPOptimizer.optimize_change({
prev_pgs,
...optimize_cfg,
});
}
optimize_result = await LPOptimizer.optimize_change({
prev_pgs,
osd_tree: pool_tree,
pg_size: pool_cfg.pg_size,
pg_minsize: pool_cfg.pg_minsize,
max_combinations: pool_cfg.max_osd_combinations,
});
}
else
{
optimize_result = await LPOptimizer.optimize_initial(optimize_cfg);
optimize_result = await LPOptimizer.optimize_initial({
osd_tree: pool_tree,
pg_count: pool_cfg.pg_count,
pg_size: pool_cfg.pg_size,
pg_minsize: pool_cfg.pg_minsize,
max_combinations: pool_cfg.max_osd_combinations,
});
}
if (old_pg_count != optimize_result.int_pgs.length)
{
@@ -1080,19 +997,6 @@ class Mon
} });
}
LPOptimizer.print_change_stats(optimize_result);
const pg_effsize = Math.min(pool_cfg.pg_size, Object.keys(pool_tree).length);
this.state.pool.stats[pool_id] = {
used_raw_tb: (this.state.pool.stats[pool_id]||{}).used_raw_tb || 0,
total_raw_tb: optimize_result.space,
pg_real_size: pg_effsize,
raw_to_usable: pg_effsize / (pool_cfg.scheme === 'replicated'
? 1 : (pool_cfg.pg_size - (pool_cfg.parity_chunks||0))),
space_efficiency: optimize_result.space/(optimize_result.total_space||1),
};
etcd_request.success.push({ requestPut: {
key: b64(this.etcd_prefix+'/pool/stats/'+pool_id),
value: b64(JSON.stringify(this.state.pool.stats[pool_id])),
} });
this.save_new_pgs_txn(etcd_request, pool_id, up_osds, real_prev_pgs, optimize_result.int_pgs, pg_history);
}
this.state.config.pgs.hash = tree_hash;
@@ -1199,12 +1103,12 @@ class Mon
}, this.config.mon_change_timeout || 1000);
}
sum_op_stats(timestamp, prev_stats)
sum_stats()
{
const op_stats = {}, subop_stats = {}, recovery_stats = {};
for (const osd in this.state.osd.stats)
{
const st = this.state.osd.stats[osd]||{};
const st = this.state.osd.stats[osd];
for (const op in st.op_stats||{})
{
op_stats[op] = op_stats[op] || { count: 0n, usec: 0n, bytes: 0n };
@@ -1225,29 +1129,6 @@ class Mon
recovery_stats[op].bytes += BigInt(st.recovery_stats[op].bytes||0);
}
}
if (prev_stats && prev_stats.timestamp >= timestamp)
{
prev_stats = null;
}
const tm = prev_stats ? BigInt(timestamp - prev_stats.timestamp) : 0;
for (const op in op_stats)
{
op_stats[op].bps = prev_stats ? (op_stats[op].bytes - prev_stats.op_stats[op].bytes) * 1000n / tm : 0;
op_stats[op].iops = prev_stats ? (op_stats[op].count - prev_stats.op_stats[op].count) * 1000n / tm : 0;
op_stats[op].lat = prev_stats ? (op_stats[op].usec - prev_stats.op_stats[op].usec)
/ ((op_stats[op].count - prev_stats.op_stats[op].count) || 1n) : 0;
}
for (const op in subop_stats)
{
subop_stats[op].iops = prev_stats ? (subop_stats[op].count - prev_stats.subop_stats[op].count) * 1000n / tm : 0;
subop_stats[op].lat = prev_stats ? (subop_stats[op].usec - prev_stats.subop_stats[op].usec)
/ ((subop_stats[op].count - prev_stats.subop_stats[op].count) || 1n) : 0;
}
for (const op in recovery_stats)
{
recovery_stats[op].bps = prev_stats ? (recovery_stats[op].bytes - prev_stats.recovery_stats[op].bytes) * 1000n / tm : 0;
recovery_stats[op].iops = prev_stats ? (recovery_stats[op].count - prev_stats.recovery_stats[op].count) * 1000n / tm : 0;
}
return { op_stats, subop_stats, recovery_stats };
}
@@ -1274,7 +1155,7 @@ class Mon
return object_counts;
}
sum_inode_stats(prev_stats, timestamp, prev_timestamp)
sum_inode_stats()
{
const inode_stats = {};
const inode_stub = () => ({
@@ -1283,81 +1164,65 @@ class Mon
write: { count: 0n, usec: 0n, bytes: 0n },
delete: { count: 0n, usec: 0n, bytes: 0n },
});
const seen_pools = {};
for (const pool_id in this.state.config.pools)
{
seen_pools[pool_id] = true;
this.state.pool.stats[pool_id] = this.state.pool.stats[pool_id] || {};
this.state.pool.stats[pool_id].used_raw_tb = 0n;
}
for (const osd_num in this.state.osd.space)
{
for (const pool_id in this.state.osd.space[osd_num])
for (const inode_num in this.state.osd.space[osd_num])
{
this.state.pool.stats[pool_id] = this.state.pool.stats[pool_id] || {};
if (!seen_pools[pool_id])
{
this.state.pool.stats[pool_id].used_raw_tb = 0n;
seen_pools[pool_id] = true;
}
inode_stats[pool_id] = inode_stats[pool_id] || {};
for (const inode_num in this.state.osd.space[osd_num][pool_id])
{
const u = BigInt(this.state.osd.space[osd_num][pool_id][inode_num]||0);
inode_stats[pool_id][inode_num] = inode_stats[pool_id][inode_num] || inode_stub();
inode_stats[pool_id][inode_num].raw_used += u;
this.state.pool.stats[pool_id].used_raw_tb += u;
}
inode_stats[inode_num] = inode_stats[inode_num] || inode_stub();
inode_stats[inode_num].raw_used += BigInt(this.state.osd.space[osd_num][inode_num]||0);
}
}
for (const pool_id in seen_pools)
{
const used = this.state.pool.stats[pool_id].used_raw_tb;
this.state.pool.stats[pool_id].used_raw_tb = Number(used)/1024/1024/1024/1024;
}
for (const osd_num in this.state.osd.inodestats)
{
const ist = this.state.osd.inodestats[osd_num];
for (const pool_id in ist)
{
inode_stats[pool_id] = inode_stats[pool_id] || {};
for (const inode_num in ist[pool_id])
{
inode_stats[pool_id][inode_num] = inode_stats[pool_id][inode_num] || inode_stub();
for (const op of [ 'read', 'write', 'delete' ])
{
inode_stats[pool_id][inode_num][op].count += BigInt(ist[pool_id][inode_num][op].count||0);
inode_stats[pool_id][inode_num][op].usec += BigInt(ist[pool_id][inode_num][op].usec||0);
inode_stats[pool_id][inode_num][op].bytes += BigInt(ist[pool_id][inode_num][op].bytes||0);
}
}
}
}
if (prev_stats && prev_timestamp >= timestamp)
{
prev_stats = null;
}
const tm = prev_stats ? BigInt(timestamp - prev_timestamp) : 0;
for (const pool_id in inode_stats)
{
for (const inode_num in inode_stats[pool_id])
for (const inode_num in ist)
{
inode_stats[inode_num] = inode_stats[inode_num] || inode_stub();
for (const op of [ 'read', 'write', 'delete' ])
{
const op_st = inode_stats[pool_id][inode_num][op];
const prev_st = prev_stats && prev_stats[pool_id] && prev_stats[pool_id][inode_num] && prev_stats[pool_id][inode_num][op];
op_st.bps = prev_st ? (op_st.bytes - prev_st.bytes) * 1000n / tm : 0;
op_st.iops = prev_st ? (op_st.count - prev_st.count) * 1000n / tm : 0;
op_st.lat = prev_st ? (op_st.usec - prev_st.usec) / ((op_st.count - prev_st.count) || 1n) : 0;
inode_stats[inode_num][op].count += BigInt(ist[inode_num][op].count||0);
inode_stats[inode_num][op].usec += BigInt(ist[inode_num][op].usec||0);
inode_stats[inode_num][op].bytes += BigInt(ist[inode_num][op].bytes||0);
}
}
}
return inode_stats;
}
fix_stat_overflows(obj, scratch)
{
for (const k in obj)
{
if (typeof obj[k] == 'bigint')
{
if (obj[k] >= 0x10000000000000000n)
{
if (scratch[k])
{
for (const k2 in scratch)
{
obj[k2] -= scratch[k2];
scratch[k2] = 0n;
}
}
else
{
for (const k2 in obj)
{
scratch[k2] = obj[k2];
}
}
}
}
else if (typeof obj[k] == 'object')
{
this.fix_stat_overflows(obj[k], scratch[k] = (scratch[k] || {}));
}
}
}
serialize_bigints(obj)
{
obj = { ...obj };
for (const k in obj)
{
if (typeof obj[k] == 'bigint')
@@ -1366,44 +1231,28 @@ class Mon
}
else if (typeof obj[k] == 'object')
{
obj[k] = this.serialize_bigints(obj[k]);
this.serialize_bigints(obj[k]);
}
}
return obj;
}
async update_total_stats()
{
const txn = [];
const timestamp = Date.now();
const stats = this.sum_stats();
const object_counts = this.sum_object_counts();
let stats = this.sum_op_stats(timestamp, this.prev_stats);
let inode_stats = this.sum_inode_stats(
this.prev_stats ? this.prev_stats.inode_stats : null,
timestamp, this.prev_stats ? this.prev_stats.timestamp : null
);
this.prev_stats = { timestamp, ...stats, inode_stats };
const inode_stats = this.sum_inode_stats();
this.fix_stat_overflows(stats, (this.prev_stats = this.prev_stats || {}));
this.fix_stat_overflows(inode_stats, (this.prev_inode_stats = this.prev_inode_stats || {}));
stats.object_counts = object_counts;
stats = this.serialize_bigints(stats);
inode_stats = this.serialize_bigints(inode_stats);
this.serialize_bigints(stats);
this.serialize_bigints(inode_stats);
txn.push({ requestPut: { key: b64(this.etcd_prefix+'/stats'), value: b64(JSON.stringify(stats)) } });
for (const pool_id in inode_stats)
for (const inode_num in inode_stats)
{
for (const inode_num in inode_stats[pool_id])
{
txn.push({ requestPut: {
key: b64(this.etcd_prefix+'/inode/stats/'+pool_id+'/'+inode_num),
value: b64(JSON.stringify(inode_stats[pool_id][inode_num])),
} });
}
}
for (const pool_id in this.state.pool.stats)
{
const pool_stats = { ...this.state.pool.stats[pool_id] };
this.serialize_bigints(pool_stats);
txn.push({ requestPut: {
key: b64(this.etcd_prefix+'/pool/stats/'+pool_id),
value: b64(JSON.stringify(pool_stats)),
key: b64(this.etcd_prefix+'/inode/stats/'+inode_num),
value: b64(JSON.stringify(inode_stats[inode_num])),
} });
}
if (txn.length)
@@ -1416,13 +1265,14 @@ class Mon
{
if (this.stats_timer)
{
return;
clearTimeout(this.stats_timer);
this.stats_timer = null;
}
this.stats_timer = setTimeout(() =>
{
this.stats_timer = null;
this.update_total_stats().catch(console.error);
}, this.config.mon_stats_timeout);
}, this.config.mon_stats_timeout || 1000);
}
parse_kv(kv)

View File

@@ -51,7 +51,7 @@ async function run()
const meta_offset = options.journal_offset + Math.ceil(options.journal_size/options.device_block_size)*options.device_block_size;
const entries_per_block = Math.floor(options.device_block_size / (24 + 2*options.object_size/options.bitmap_granularity/8));
const object_count = Math.floor((device_size-meta_offset)/options.object_size);
const meta_size = Math.ceil(1 + object_count / entries_per_block) * options.device_block_size;
const meta_size = Math.ceil(object_count / entries_per_block) * options.device_block_size;
const data_offset = meta_offset + meta_size;
const meta_size_fmt = (meta_size > 1024*1024*1024 ? Math.round(meta_size/1024/1024/1024*100)/100+" GB"
: Math.round(meta_size/1024/1024*100)/100+" MB");
@@ -65,9 +65,6 @@ async function run()
);
}
process.stdout.write(
(options.device_block_size != 4096 ?
` --meta_block_size ${options.device}\n`+
` --journal_block-size ${options.device}\n` : '')+
` --data_device ${options.device}\n`+
` --journal_offset ${options.journal_offset}\n`+
` --meta_offset ${meta_offset}\n`+

View File

@@ -1,957 +0,0 @@
# Vitastor Driver for OpenStack Cinder
#
# --------------------------------------------
# Install as cinder/volume/drivers/vitastor.py
# --------------------------------------------
#
# Copyright 2020 Vitaliy Filippov
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""Cinder Vitastor Driver"""
import binascii
import base64
import errno
import json
import math
import os
import tempfile
from castellan import key_manager
from oslo_config import cfg
from oslo_log import log as logging
from oslo_service import loopingcall
from oslo_concurrency import processutils
from oslo_utils import encodeutils
from oslo_utils import excutils
from oslo_utils import fileutils
from oslo_utils import units
import six
from six.moves.urllib import request
from cinder import exception
from cinder.i18n import _
from cinder.image import image_utils
from cinder import interface
from cinder import objects
from cinder.objects import fields
from cinder import utils
from cinder.volume import configuration
from cinder.volume import driver
from cinder.volume import volume_utils
VERSION = '0.6.8'
LOG = logging.getLogger(__name__)
VITASTOR_OPTS = [
cfg.StrOpt(
'vitastor_config_path',
default='/etc/vitastor/vitastor.conf',
help='Vitastor configuration file path'
),
cfg.StrOpt(
'vitastor_etcd_address',
default='',
help='Vitastor etcd address(es)'),
cfg.StrOpt(
'vitastor_etcd_prefix',
default='/vitastor',
help='Vitastor etcd prefix'
),
cfg.StrOpt(
'vitastor_pool_id',
default='',
help='Vitastor pool ID to use for volumes'
),
# FIXME exclusive_cinder_pool ?
]
CONF = cfg.CONF
CONF.register_opts(VITASTOR_OPTS, group = configuration.SHARED_CONF_GROUP)
class VitastorDriverException(exception.VolumeDriverException):
message = _("Vitastor Cinder driver failure: %(reason)s")
@interface.volumedriver
class VitastorDriver(driver.CloneableImageVD,
driver.ManageableVD, driver.ManageableSnapshotsVD,
driver.BaseVD):
"""Implements Vitastor volume commands."""
cfg = {}
_etcd_urls = []
def __init__(self, active_backend_id = None, *args, **kwargs):
super(VitastorDriver, self).__init__(*args, **kwargs)
self.configuration.append_config_values(VITASTOR_OPTS)
@classmethod
def get_driver_options(cls):
additional_opts = cls._get_oslo_driver_opts(
'reserved_percentage',
'max_over_subscription_ratio',
'volume_dd_blocksize'
)
return VITASTOR_OPTS + additional_opts
def do_setup(self, context):
"""Performs initialization steps that could raise exceptions."""
super(VitastorDriver, self).do_setup(context)
# Make sure configuration is in UTF-8
for attr in [ 'config_path', 'etcd_address', 'etcd_prefix', 'pool_id' ]:
val = self.configuration.safe_get('vitastor_'+attr)
if val is not None:
self.cfg[attr] = utils.convert_str(val)
self.cfg = self._load_config(self.cfg)
def _load_config(self, cfg):
# Try to load configuration file
try:
f = open(cfg['config_path'] or '/etc/vitastor/vitastor.conf')
conf = json.loads(f.read())
f.close()
for k in conf:
cfg[k] = cfg.get(k, conf[k])
except:
pass
if isinstance(cfg['etcd_address'], str):
cfg['etcd_address'] = cfg['etcd_address'].split(',')
# Sanitize etcd URLs
for i, etcd_url in enumerate(cfg['etcd_address']):
ssl = False
if etcd_url.lower().startswith('http://'):
etcd_url = etcd_url[7:]
elif etcd_url.lower().startswith('https://'):
etcd_url = etcd_url[8:]
ssl = True
if etcd_url.find('/') < 0:
etcd_url += '/v3'
if ssl:
etcd_url = 'https://'+etcd_url
else:
etcd_url = 'http://'+etcd_url
cfg['etcd_address'][i] = etcd_url
return cfg
def check_for_setup_error(self):
"""Returns an error if prerequisites aren't met."""
def _encode_etcd_key(self, key):
if not isinstance(key, bytes):
key = str(key).encode('utf-8')
return base64.b64encode(self.cfg['etcd_prefix'].encode('utf-8')+b'/'+key).decode('utf-8')
def _encode_etcd_value(self, value):
if not isinstance(value, bytes):
value = str(value).encode('utf-8')
return base64.b64encode(value).decode('utf-8')
def _encode_etcd_requests(self, obj):
for v in obj:
for rt in v:
if 'key' in v[rt]:
v[rt]['key'] = self._encode_etcd_key(v[rt]['key'])
if 'range_end' in v[rt]:
v[rt]['range_end'] = self._encode_etcd_key(v[rt]['range_end'])
if 'value' in v[rt]:
v[rt]['value'] = self._encode_etcd_value(v[rt]['value'])
def _etcd_txn(self, params):
if 'compare' in params:
for v in params['compare']:
if 'key' in v:
v['key'] = self._encode_etcd_key(v['key'])
if 'failure' in params:
self._encode_etcd_requests(params['failure'])
if 'success' in params:
self._encode_etcd_requests(params['success'])
body = json.dumps(params).encode('utf-8')
headers = {
'Content-Type': 'application/json'
}
err = None
for etcd_url in self.cfg['etcd_address']:
try:
resp = request.urlopen(request.Request(etcd_url+'/kv/txn', body, headers), timeout = 5)
data = json.loads(resp.read())
if 'responses' not in data:
data['responses'] = []
for i, resp in enumerate(data['responses']):
if 'response_range' in resp:
if 'kvs' not in resp['response_range']:
resp['response_range']['kvs'] = []
for kv in resp['response_range']['kvs']:
kv['key'] = base64.b64decode(kv['key'].encode('utf-8')).decode('utf-8')
if kv['key'].startswith(self.cfg['etcd_prefix']+'/'):
kv['key'] = kv['key'][len(self.cfg['etcd_prefix'])+1 : ]
kv['value'] = json.loads(base64.b64decode(kv['value'].encode('utf-8')))
if len(resp.keys()) != 1:
LOG.exception('unknown responses['+str(i)+'] format: '+json.dumps(resp))
else:
resp = data['responses'][i] = resp[list(resp.keys())[0]]
return data
except Exception as e:
LOG.exception('error calling etcd transaction: '+body.decode('utf-8')+'\nerror: '+str(e))
err = e
raise err
def _etcd_foreach(self, prefix, add_fn):
total = 0
batch = 1000
begin = prefix+'/'
while True:
resp = self._etcd_txn({ 'success': [
{ 'request_range': {
'key': begin,
'range_end': prefix+'0',
'limit': batch+1,
} },
] })
i = 0
while i < batch and i < len(resp['responses'][0]['kvs']):
kv = resp['responses'][0]['kvs'][i]
add_fn(kv)
i += 1
if len(resp['responses'][0]['kvs']) <= batch:
break
begin = resp['responses'][0]['kvs'][batch]['key']
return total
def _update_volume_stats(self):
location_info = json.dumps({
'config': self.configuration.vitastor_config_path,
'etcd_address': self.configuration.vitastor_etcd_address,
'etcd_prefix': self.configuration.vitastor_etcd_prefix,
'pool_id': self.configuration.vitastor_pool_id,
})
stats = {
'vendor_name': 'Vitastor',
'driver_version': self.VERSION,
'storage_protocol': 'vitastor',
'total_capacity_gb': 'unknown',
'free_capacity_gb': 'unknown',
# FIXME check if safe_get is required
'reserved_percentage': self.configuration.safe_get('reserved_percentage'),
'multiattach': True,
'thin_provisioning_support': True,
'max_over_subscription_ratio': self.configuration.safe_get('max_over_subscription_ratio'),
'location_info': location_info,
'backend_state': 'down',
'volume_backend_name': self.configuration.safe_get('volume_backend_name') or 'vitastor',
'replication_enabled': False,
}
try:
pool_stats = self._etcd_txn({ 'success': [
{ 'request_range': { 'key': 'pool/stats/'+str(self.cfg['pool_id']) } }
] })
total_provisioned = 0
def add_total(kv):
nonlocal total_provisioned
if kv['key'].find('@') >= 0:
total_provisioned += kv['value']['size']
self._etcd_foreach('config/inode/'+str(self.cfg['pool_id']), lambda kv: add_total(kv))
stats['provisioned_capacity_gb'] = round(total_provisioned/1024.0/1024.0/1024.0, 2)
pool_stats = pool_stats['responses'][0]['kvs']
if len(pool_stats):
pool_stats = pool_stats[0]['value']
stats['free_capacity_gb'] = round(1024.0*(pool_stats['total_raw_tb']-pool_stats['used_raw_tb'])/pool_stats['raw_to_usable'], 2)
stats['total_capacity_gb'] = round(1024.0*pool_stats['total_raw_tb'], 2)
stats['backend_state'] = 'up'
except Exception as e:
# just log and return unknown capacities
LOG.exception('error getting vitastor pool stats: '+str(e))
self._stats = stats
def get_volume_stats(self, refresh=False):
"""Get volume stats.
If 'refresh' is True, run update the stats first.
"""
if not self._stats or refresh:
self._update_volume_stats()
return self._stats
def _next_id(self, resp):
if len(resp['kvs']) == 0:
return (1, 0)
else:
return (1 + resp['kvs'][0]['value'], resp['kvs'][0]['mod_revision'])
def create_volume(self, volume):
"""Creates a logical volume."""
size = int(volume.size) * units.Gi
# FIXME: Check if convert_str is really required
vol_name = utils.convert_str(volume.name)
if vol_name.find('@') >= 0 or vol_name.find('/') >= 0:
raise exception.VolumeBackendAPIException(data = '@ and / are forbidden in volume and snapshot names')
LOG.debug("creating volume '%s'", vol_name)
self._create_image(vol_name, { 'size': size })
if volume.encryption_key_id:
self._create_encrypted_volume(volume, volume.obj_context)
volume_update = {}
return volume_update
def _create_encrypted_volume(self, volume, context):
"""Create a new LUKS encrypted image directly in Vitastor."""
vol_name = utils.convert_str(volume.name)
f, opts = self._encrypt_opts(volume, context)
# FIXME: Check if it works at all :-)
self._execute(
'qemu-img', 'convert', '-f', 'luks', *opts,
'vitastor:image='+vol_name.replace(':', '\\:')+self._qemu_args(),
'%sM' % (volume.size * 1024)
)
f.close()
def _encrypt_opts(self, volume, context):
encryption = volume_utils.check_encryption_provider(self.db, volume, context)
# Fetch the key associated with the volume and decode the passphrase
keymgr = key_manager.API(CONF)
key = keymgr.get(context, encryption['encryption_key_id'])
passphrase = binascii.hexlify(key.get_encoded()).decode('utf-8')
# Decode the dm-crypt style cipher spec into something qemu-img can use
cipher_spec = image_utils.decode_cipher(encryption['cipher'], encryption['key_size'])
tmp_dir = volume_utils.image_conversion_dir()
f = tempfile.NamedTemporaryFile(prefix = 'luks_', dir = tmp_dir)
f.write(passphrase)
f.flush()
return (f, [
'--object', 'secret,id=luks_sec,format=raw,file=%(passfile)s' % {'passfile': f.name},
'-o', 'key-secret=luks_sec,cipher-alg=%(cipher_alg)s,cipher-mode=%(cipher_mode)s,ivgen-alg=%(ivgen_alg)s' % cipher_spec,
])
def create_snapshot(self, snapshot):
"""Creates a volume snapshot."""
vol_name = utils.convert_str(snapshot.volume_name)
snap_name = utils.convert_str(snapshot.name)
if snap_name.find('@') >= 0 or snap_name.find('/') >= 0:
raise exception.VolumeBackendAPIException(data = '@ and / are forbidden in volume and snapshot names')
self._create_snapshot(vol_name, vol_name+'@'+snap_name)
def snapshot_revert_use_temp_snapshot(self):
"""Disable the use of a temporary snapshot on revert."""
return False
def revert_to_snapshot(self, context, volume, snapshot):
"""Revert a volume to a given snapshot."""
# FIXME Delete the image, then recreate it from the snapshot
def delete_snapshot(self, snapshot):
"""Deletes a snapshot."""
vol_name = utils.convert_str(snapshot.volume_name)
snap_name = utils.convert_str(snapshot.name)
# Find the snapshot
resp = self._etcd_txn({ 'success': [
{ 'request_range': { 'key': 'index/image/'+vol_name+'@'+snap_name } },
] })
if len(resp['responses'][0]['kvs']) == 0:
raise exception.SnapshotNotFound(snapshot_id = snap_name)
inode_id = int(resp['responses'][0]['kvs'][0]['value']['id'])
pool_id = int(resp['responses'][0]['kvs'][0]['value']['pool_id'])
parents = {}
parents[(pool_id << 48) | (inode_id & 0xffffffffffff)] = True
# Check if there are child volumes
children = self._child_count(parents)
if children > 0:
raise exception.SnapshotIsBusy(snapshot_name = snap_name)
# FIXME: We can't delete snapshots because we can't merge layers yet
raise exception.VolumeBackendAPIException(data = 'Snapshot delete (layer merge) is not implemented yet')
def _child_count(self, parents):
children = 0
def add_child(kv):
nonlocal children
children += self._check_parent(kv, parents)
self._etcd_foreach('config/inode', lambda kv: add_child(kv))
return children
def _check_parent(self, kv, parents):
if 'parent_id' not in kv['value']:
return 0
parent_id = kv['value']['parent_id']
_, _, pool_id, inode_id = kv['key'].split('/')
parent_pool_id = pool_id
if 'parent_pool_id' in kv['value'] and kv['value']['parent_pool_id']:
parent_pool_id = kv['value']['parent_pool_id']
inode = (int(pool_id) << 48) | (int(inode_id) & 0xffffffffffff)
parent = (int(parent_pool_id) << 48) | (int(parent_id) & 0xffffffffffff)
if parent in parents and inode not in parents:
return 1
return 0
def create_cloned_volume(self, volume, src_vref):
"""Create a cloned volume from another volume."""
size = int(volume.size) * units.Gi
src_name = utils.convert_str(src_vref.name)
dest_name = utils.convert_str(volume.name)
if dest_name.find('@') >= 0 or dest_name.find('/') >= 0:
raise exception.VolumeBackendAPIException(data = '@ and / are forbidden in volume and snapshot names')
# FIXME Do full copy if requested (cfg.disable_clone)
if src_vref.admin_metadata.get('readonly') == 'True':
# source volume is a volume-image cache entry or other readonly volume
# clone without intermediate snapshot
src = self._get_image(src_name)
LOG.debug("creating image '%s' from '%s'", dest_name, src_name)
new_cfg = self._create_image(dest_name, {
'size': size,
'parent_id': src['idx']['id'],
'parent_pool_id': src['idx']['pool_id'],
})
return {}
clone_snap = "%s@%s.clone_snap" % (src_name, dest_name)
make_img = True
if (volume.display_name and
volume.display_name.startswith('image-') and
src_vref.project_id != volume.project_id):
# idiotic openstack creates image-volume cache entries
# as clones of normal VM volumes... :-X prevent it :-D
clone_snap = dest_name
make_img = False
LOG.debug("creating layer '%s' under '%s'", clone_snap, src_name)
new_cfg = self._create_snapshot(src_name, clone_snap, True)
if make_img:
# Then create a clone from it
new_cfg = self._create_image(dest_name, {
'size': size,
'parent_id': new_cfg['parent_id'],
'parent_pool_id': new_cfg['parent_pool_id'],
})
return {}
def create_volume_from_snapshot(self, volume, snapshot):
"""Creates a cloned volume from an existing snapshot."""
vol_name = utils.convert_str(volume.name)
snap_name = utils.convert_str(snapshot.name)
snap = self._get_image(vol_name+'@'+snap_name)
if not snap:
raise exception.SnapshotNotFound(snapshot_id = snap_name)
snap_inode_id = int(resp['responses'][0]['kvs'][0]['value']['id'])
snap_pool_id = int(resp['responses'][0]['kvs'][0]['value']['pool_id'])
size = snap['cfg']['size']
if int(volume.size):
size = int(volume.size) * units.Gi
new_cfg = self._create_image(vol_name, {
'size': size,
'parent_id': snap['idx']['id'],
'parent_pool_id': snap['idx']['pool_id'],
})
return {}
def _vitastor_args(self):
args = []
for k in [ 'config_path', 'etcd_address', 'etcd_prefix' ]:
v = self.configuration.safe_get('vitastor_'+k)
if v:
args.extend(['--'+k, v])
return args
def _qemu_args(self):
args = ''
for k in [ 'config_path', 'etcd_address', 'etcd_prefix' ]:
v = self.configuration.safe_get('vitastor_'+k)
kk = k
if kk == 'etcd_address':
# FIXME use etcd_address in qemu driver
kk = 'etcd_host'
if v:
args += ':'+kk.replace('_', '-')+'='+v.replace(':', '\\:')
return args
def delete_volume(self, volume):
"""Deletes a logical volume."""
vol_name = utils.convert_str(volume.name)
# Find the volume and all its snapshots
range_end = b'index/image/' + vol_name.encode('utf-8')
range_end = range_end[0 : len(range_end)-1] + six.int2byte(range_end[len(range_end)-1] + 1)
resp = self._etcd_txn({ 'success': [
{ 'request_range': { 'key': 'index/image/'+vol_name, 'range_end': range_end } },
] })
if len(resp['responses'][0]['kvs']) == 0:
# already deleted
LOG.info("volume %s no longer exists in backend", vol_name)
return
layers = resp['responses'][0]['kvs']
layer_ids = {}
for kv in layers:
inode_id = int(kv['value']['id'])
pool_id = int(kv['value']['pool_id'])
inode_pool_id = (pool_id << 48) | (inode_id & 0xffffffffffff)
layer_ids[inode_pool_id] = True
# Check if the volume has clones and raise 'busy' if so
children = self._child_count(layer_ids)
if children > 0:
raise exception.VolumeIsBusy(volume_name = vol_name)
# Clear data
for kv in layers:
args = [
'vitastor-cli', 'rm-data', '--pool', str(kv['value']['pool_id']),
'--inode', str(kv['value']['id']), '--progress', '0',
*(self._vitastor_args())
]
try:
self._execute(*args)
except processutils.ProcessExecutionError as exc:
LOG.error("Failed to remove layer "+kv['key']+": "+exc)
raise exception.VolumeBackendAPIException(data = exc.stderr)
# Delete all layers from etcd
requests = []
for kv in layers:
requests.append({ 'request_delete_range': { 'key': kv['key'] } })
requests.append({ 'request_delete_range': { 'key': 'config/inode/'+str(kv['value']['pool_id'])+'/'+str(kv['value']['id']) } })
self._etcd_txn({ 'success': requests })
def retype(self, context, volume, new_type, diff, host):
"""Change extra type specifications for a volume."""
# FIXME Maybe (in the future) support multiple pools as different types
return True, {}
def ensure_export(self, context, volume):
"""Synchronously recreates an export for a logical volume."""
pass
def create_export(self, context, volume, connector):
"""Exports the volume."""
pass
def remove_export(self, context, volume):
"""Removes an export for a logical volume."""
pass
def _create_image(self, vol_name, cfg):
pool_s = str(self.cfg['pool_id'])
image_id = 0
while image_id == 0:
# check if the image already exists and find a free ID
resp = self._etcd_txn({ 'success': [
{ 'request_range': { 'key': 'index/image/'+vol_name } },
{ 'request_range': { 'key': 'index/maxid/'+pool_s } },
] })
if len(resp['responses'][0]['kvs']) > 0:
# already exists
raise exception.VolumeBackendAPIException(data = 'Volume '+vol_name+' already exists')
image_id, id_mod = self._next_id(resp['responses'][1])
# try to create the image
resp = self._etcd_txn({ 'compare': [
{ 'target': 'MOD', 'mod_revision': id_mod, 'key': 'index/maxid/'+pool_s },
{ 'target': 'VERSION', 'version': 0, 'key': 'index/image/'+vol_name },
{ 'target': 'VERSION', 'version': 0, 'key': 'config/inode/'+pool_s+'/'+str(image_id) },
], 'success': [
{ 'request_put': { 'key': 'index/maxid/'+pool_s, 'value': image_id } },
{ 'request_put': { 'key': 'index/image/'+vol_name, 'value': json.dumps({
'id': image_id, 'pool_id': self.cfg['pool_id']
}) } },
{ 'request_put': { 'key': 'config/inode/'+pool_s+'/'+str(image_id), 'value': json.dumps({
**cfg, 'name': vol_name,
}) } },
] })
if not resp.get('succeeded'):
# repeat
image_id = 0
def _create_snapshot(self, vol_name, snap_vol_name, allow_existing = False):
while True:
# check if the image already exists and snapshot doesn't
resp = self._etcd_txn({ 'success': [
{ 'request_range': { 'key': 'index/image/'+vol_name } },
{ 'request_range': { 'key': 'index/image/'+snap_vol_name } },
] })
if len(resp['responses'][0]['kvs']) == 0:
raise exception.VolumeBackendAPIException(data = 'Volume '+vol_name+' does not exist')
if len(resp['responses'][1]['kvs']) > 0:
if allow_existing:
snap_idx = resp['responses'][1]['kvs'][0]['value']
resp = self._etcd_txn({ 'success': [
{ 'request_range': { 'key': 'config/inode/'+str(snap_idx['pool_id'])+'/'+str(snap_idx['id']) } },
] })
if len(resp['responses'][0]['kvs']) == 0:
raise exception.VolumeBackendAPIException(data =
'Volume '+snap_vol_name+' is already indexed, but does not exist'
)
return resp['responses'][0]['kvs'][0]['value']
raise exception.VolumeBackendAPIException(
data = 'Volume '+snap_vol_name+' already exists'
)
vol_idx = resp['responses'][0]['kvs'][0]['value']
vol_idx_mod = resp['responses'][0]['kvs'][0]['mod_revision']
# get image inode config and find a new ID
resp = self._etcd_txn({ 'success': [
{ 'request_range': { 'key': 'config/inode/'+str(vol_idx['pool_id'])+'/'+str(vol_idx['id']) } },
{ 'request_range': { 'key': 'index/maxid/'+str(self.cfg['pool_id']) } },
] })
if len(resp['responses'][0]['kvs']) == 0:
raise exception.VolumeBackendAPIException(data = 'Volume '+vol_name+' does not exist')
vol_cfg = resp['responses'][0]['kvs'][0]['value']
vol_mod = resp['responses'][0]['kvs'][0]['mod_revision']
new_id, id_mod = self._next_id(resp['responses'][1])
# try to redirect image to the new inode
new_cfg = {
**vol_cfg, 'name': vol_name, 'parent_id': vol_idx['id'], 'parent_pool_id': vol_idx['pool_id']
}
resp = self._etcd_txn({ 'compare': [
{ 'target': 'MOD', 'mod_revision': vol_idx_mod, 'key': 'index/image/'+vol_name },
{ 'target': 'MOD', 'mod_revision': vol_mod, 'key': 'config/inode/'+str(vol_idx['pool_id'])+'/'+str(vol_idx['id']) },
{ 'target': 'MOD', 'mod_revision': id_mod, 'key': 'index/maxid/'+str(self.cfg['pool_id']) },
{ 'target': 'VERSION', 'version': 0, 'key': 'index/image/'+snap_vol_name },
{ 'target': 'VERSION', 'version': 0, 'key': 'config/inode/'+str(self.cfg['pool_id'])+'/'+str(new_id) },
], 'success': [
{ 'request_put': { 'key': 'index/maxid/'+str(self.cfg['pool_id']), 'value': new_id } },
{ 'request_put': { 'key': 'index/image/'+vol_name, 'value': json.dumps({
'id': new_id, 'pool_id': self.cfg['pool_id']
}) } },
{ 'request_put': { 'key': 'config/inode/'+str(self.cfg['pool_id'])+'/'+str(new_id), 'value': json.dumps(new_cfg) } },
{ 'request_put': { 'key': 'index/image/'+snap_vol_name, 'value': json.dumps({
'id': vol_idx['id'], 'pool_id': vol_idx['pool_id']
}) } },
{ 'request_put': { 'key': 'config/inode/'+str(vol_idx['pool_id'])+'/'+str(vol_idx['id']), 'value': json.dumps({
**vol_cfg, 'name': snap_vol_name, 'readonly': True
}) } }
] })
if resp.get('succeeded'):
return new_cfg
def initialize_connection(self, volume, connector):
data = {
'driver_volume_type': 'vitastor',
'data': {
'config_path': self.configuration.vitastor_config_path,
'etcd_address': self.configuration.vitastor_etcd_address,
'etcd_prefix': self.configuration.vitastor_etcd_prefix,
'name': volume.name,
'logical_block_size': 512,
'physical_block_size': 4096,
}
}
LOG.debug('connection data: %s', data)
return data
def terminate_connection(self, volume, connector, **kwargs):
pass
def clone_image(self, context, volume, image_location, image_meta, image_service):
if image_location:
# Note: image_location[0] is glance image direct_url.
# image_location[1] contains the list of all locations (including
# direct_url) or None if show_multiple_locations is False in
# glance configuration.
if image_location[1]:
url_locations = [location['url'] for location in image_location[1]]
else:
url_locations = [image_location[0]]
# iterate all locations to look for a cloneable one.
for url_location in url_locations:
if url_location and url_location.startswith('cinder://'):
# The idea is to use cinder://<volume-id> Glance volumes as base images
base_vol = self.db.volume_get(context, url_location[len('cinder://') : ])
if not base_vol or base_vol.volume_type_id != volume.volume_type_id:
continue
size = int(volume.size) * units.Gi
dest_name = utils.convert_str(volume.name)
# Find or create the base snapshot
snap_cfg = self._create_snapshot(base_vol.name, base_vol.name+'@.clone_snap', True)
# Then create a clone from it
new_cfg = self._create_image(dest_name, {
'size': size,
'parent_id': snap_cfg['parent_id'],
'parent_pool_id': snap_cfg['parent_pool_id'],
})
return ({}, True)
return ({}, False)
def copy_image_to_encrypted_volume(self, context, volume, image_service, image_id):
self.copy_image_to_volume(context, volume, image_service, image_id, encrypted = True)
def copy_image_to_volume(self, context, volume, image_service, image_id, encrypted = False):
tmp_dir = volume_utils.image_conversion_dir()
with tempfile.NamedTemporaryFile(dir = tmp_dir) as tmp:
image_utils.fetch_to_raw(
context, image_service, image_id, tmp.name,
self.configuration.volume_dd_blocksize, size = volume.size
)
out_format = [ '-O', 'raw' ]
if encrypted:
key_file, opts = self._encrypt_opts(volume, context)
out_format = [ '-O', 'luks', *opts ]
dest_name = utils.convert_str(volume.name)
self._try_execute(
'qemu-img', 'convert', '-f', 'raw', tmp.name, *out_format,
'vitastor:image='+dest_name.replace(':', '\\:')+self._qemu_args()
)
if encrypted:
key_file.close()
def copy_volume_to_image(self, context, volume, image_service, image_meta):
tmp_dir = volume_utils.image_conversion_dir()
tmp_file = os.path.join(tmp_dir, volume.name + '-' + image_meta['id'])
with fileutils.remove_path_on_error(tmp_file):
vol_name = utils.convert_str(volume.name)
self._try_execute(
'qemu-img', 'convert', '-f', 'raw',
'vitastor:image='+vol_name.replace(':', '\\:')+self._qemu_args(),
'-O', 'raw', tmp_file
)
# FIXME: Copy directly if the destination image is also in Vitastor
volume_utils.upload_volume(context, image_service, image_meta, tmp_file, volume)
os.unlink(tmp_file)
def _get_image(self, vol_name):
# find the image
resp = self._etcd_txn({ 'success': [
{ 'request_range': { 'key': 'index/image/'+vol_name } },
] })
if len(resp['responses'][0]['kvs']) == 0:
return None
vol_idx = resp['responses'][0]['kvs'][0]['value']
vol_idx_mod = resp['responses'][0]['kvs'][0]['mod_revision']
# get image inode config
resp = self._etcd_txn({ 'success': [
{ 'request_range': { 'key': 'config/inode/'+str(vol_idx['pool_id'])+'/'+str(vol_idx['id']) } },
] })
if len(resp['responses'][0]['kvs']) == 0:
return None
vol_cfg = resp['responses'][0]['kvs'][0]['value']
vol_cfg_mod = resp['responses'][0]['kvs'][0]['mod_revision']
return {
'cfg': vol_cfg,
'cfg_mod': vol_cfg_mod,
'idx': vol_idx,
'idx_mod': vol_idx_mod,
}
def extend_volume(self, volume, new_size):
"""Extend an existing volume."""
vol_name = utils.convert_str(volume.name)
while True:
vol = self._get_image(vol_name)
if not vol:
raise exception.VolumeBackendAPIException(data = 'Volume '+vol_name+' does not exist')
# change size
size = int(new_size) * units.Gi
if size == vol['cfg']['size']:
break
resp = self._etcd_txn({ 'compare': [ {
'target': 'MOD',
'mod_revision': vol['cfg_mod'],
'key': 'config/inode/'+str(vol['idx']['pool_id'])+'/'+str(vol['idx']['id']),
} ], 'success': [
{ 'request_put': {
'key': 'config/inode/'+str(vol['idx']['pool_id'])+'/'+str(vol['idx']['id']),
'value': json.dumps({ **vol['cfg'], 'size': size }),
} },
] })
if resp.get('succeeded'):
break
LOG.debug(
"Extend volume from %(old_size)s GB to %(new_size)s GB.",
{'old_size': volume.size, 'new_size': new_size}
)
def _add_manageable_volume(self, kv, manageable_volumes, cinder_ids):
cfg = kv['value']
if kv['key'].find('@') >= 0:
# snapshot
return
image_id = volume_utils.extract_id_from_volume_name(cfg['name'])
image_info = {
'reference': {'source-name': image_name},
'size': int(math.ceil(float(cfg['size']) / units.Gi)),
'cinder_id': None,
'extra_info': None,
}
if image_id in cinder_ids:
image_info['cinder_id'] = image_id
image_info['safe_to_manage'] = False
image_info['reason_not_safe'] = 'already managed'
else:
image_info['safe_to_manage'] = True
image_info['reason_not_safe'] = None
manageable_volumes.append(image_info)
def get_manageable_volumes(self, cinder_volumes, marker, limit, offset, sort_keys, sort_dirs):
manageable_volumes = []
cinder_ids = [resource['id'] for resource in cinder_volumes]
# List all volumes
# FIXME: It's possible to use pagination in our case, but.. do we want it?
self._etcd_foreach('config/inode/'+str(self.cfg['pool_id']),
lambda kv: self._add_manageable_volume(kv, manageable_volumes, cinder_ids))
return volume_utils.paginate_entries_list(
manageable_volumes, marker, limit, offset, sort_keys, sort_dirs)
def _get_existing_name(existing_ref):
if not isinstance(existing_ref, dict):
existing_ref = {"source-name": existing_ref}
if 'source-name' not in existing_ref:
reason = _('Reference must contain source-name element.')
raise exception.ManageExistingInvalidReference(existing_ref=existing_ref, reason=reason)
src_name = utils.convert_str(existing_ref['source-name'])
if not src_name:
reason = _('Reference must contain source-name element.')
raise exception.ManageExistingInvalidReference(existing_ref=existing_ref, reason=reason)
return src_name
def manage_existing_get_size(self, volume, existing_ref):
"""Return size of an existing image for manage_existing.
:param volume: volume ref info to be set
:param existing_ref: {'source-name': <image name>}
"""
src_name = self._get_existing_name(existing_ref)
vol = self._get_image(src_name)
if not vol:
raise exception.VolumeBackendAPIException(data = 'Volume '+src_name+' does not exist')
return int(math.ceil(float(vol['cfg']['size']) / units.Gi))
def manage_existing(self, volume, existing_ref):
"""Manages an existing image.
Renames the image name to match the expected name for the volume.
:param volume: volume ref info to be set
:param existing_ref: {'source-name': <image name>}
"""
from_name = self._get_existing_name(existing_ref)
to_name = utils.convert_str(volume.name)
self._rename(from_name, to_name)
def _rename(self, from_name, to_name):
while True:
vol = self._get_image(from_name)
if not vol:
raise exception.VolumeBackendAPIException(data = 'Volume '+from_name+' does not exist')
to = self._get_image(to_name)
if to:
raise exception.VolumeBackendAPIException(data = 'Volume '+to_name+' already exists')
resp = self._etcd_txn({ 'compare': [
{ 'target': 'MOD', 'mod_revision': vol['idx_mod'], 'key': 'index/image/'+vol['cfg']['name'] },
{ 'target': 'MOD', 'mod_revision': vol['cfg_mod'], 'key': 'config/inode/'+str(vol['idx']['pool_id'])+'/'+str(vol['idx']['id']) },
{ 'target': 'VERSION', 'version': 0, 'key': 'index/image/'+to_name },
], 'success': [
{ 'request_delete_range': { 'key': 'index/image/'+vol['cfg']['name'] } },
{ 'request_put': { 'key': 'index/image/'+to_name, 'value': json.dumps(vol['idx']) } },
{ 'request_put': { 'key': 'config/inode/'+str(vol['idx']['pool_id'])+'/'+str(vol['idx']['id']),
'value': json.dumps({ **vol['cfg'], 'name': to_name }) } },
] })
if resp.get('succeeded'):
break
def unmanage(self, volume):
pass
def _add_manageable_snapshot(self, kv, manageable_snapshots, cinder_ids):
cfg = kv['value']
dog = kv['key'].find('@')
if dog < 0:
# snapshot
return
image_name = kv['key'][0 : dog]
snap_name = kv['key'][dog+1 : ]
snapshot_id = volume_utils.extract_id_from_snapshot_name(snap_name)
snapshot_info = {
'reference': {'source-name': snap_name},
'size': int(math.ceil(float(cfg['size']) / units.Gi)),
'cinder_id': None,
'extra_info': None,
'safe_to_manage': False,
'reason_not_safe': None,
'source_reference': {'source-name': image_name}
}
if snapshot_id in cinder_ids:
# Exclude snapshots already managed.
snapshot_info['reason_not_safe'] = ('already managed')
snapshot_info['cinder_id'] = snapshot_id
elif snap_name.endswith('.clone_snap'):
# Exclude clone snapshot.
snapshot_info['reason_not_safe'] = ('used for clone snap')
else:
snapshot_info['safe_to_manage'] = True
manageable_snapshots.append(snapshot_info)
def get_manageable_snapshots(self, cinder_snapshots, marker, limit, offset, sort_keys, sort_dirs):
"""List manageable snapshots in Vitastor."""
manageable_snapshots = []
cinder_snapshot_ids = [resource['id'] for resource in cinder_snapshots]
# List all volumes
# FIXME: It's possible to use pagination in our case, but.. do we want it?
self._etcd_foreach('config/inode/'+str(self.cfg['pool_id']),
lambda kv: self._add_manageable_volume(kv, manageable_snapshots, cinder_snapshot_ids))
return volume_utils.paginate_entries_list(
manageable_snapshots, marker, limit, offset, sort_keys, sort_dirs)
def manage_existing_snapshot_get_size(self, snapshot, existing_ref):
"""Return size of an existing image for manage_existing.
:param snapshot: snapshot ref info to be set
:param existing_ref: {'source-name': <name of snapshot>}
"""
vol_name = utils.convert_str(snapshot.volume_name)
snap_name = self._get_existing_name(existing_ref)
vol = self._get_image(vol_name+'@'+snap_name)
if not vol:
raise exception.ManageExistingInvalidReference(
existing_ref=snapshot_name, reason='Specified snapshot does not exist.'
)
return int(math.ceil(float(vol['cfg']['size']) / units.Gi))
def manage_existing_snapshot(self, snapshot, existing_ref):
"""Manages an existing snapshot.
Renames the snapshot name to match the expected name for the snapshot.
Error checking done by manage_existing_get_size is not repeated.
:param snapshot: snapshot ref info to be set
:param existing_ref: {'source-name': <name of snapshot>}
"""
vol_name = utils.convert_str(snapshot.volume_name)
snap_name = self._get_existing_name(existing_ref)
from_name = vol_name+'@'+snap_name
to_name = vol_name+'@'+utils.convert_str(snapshot.name)
self._rename(from_name, to_name)
def unmanage_snapshot(self, snapshot):
"""Removes the specified snapshot from Cinder management."""
pass
def _dumps(self, obj):
return json.dumps(obj, separators=(',', ':'), sort_keys=True)

View File

@@ -1,23 +0,0 @@
# Devstack configuration for bridged networking
[[local|localrc]]
ADMIN_PASSWORD=secret
DATABASE_PASSWORD=$ADMIN_PASSWORD
RABBIT_PASSWORD=$ADMIN_PASSWORD
SERVICE_PASSWORD=$ADMIN_PASSWORD
HOST_IP=10.0.2.15
Q_USE_SECGROUP=True
FLOATING_RANGE="10.0.2.0/24"
IPV4_ADDRS_SAFE_TO_USE="10.0.5.0/24"
Q_FLOATING_ALLOCATION_POOL=start=10.0.2.50,end=10.0.2.100
PUBLIC_NETWORK_GATEWAY=10.0.2.2
PUBLIC_INTERFACE=ens3
Q_USE_PROVIDERNET_FOR_PUBLIC=True
Q_AGENT=linuxbridge
Q_ML2_PLUGIN_MECHANISM_DRIVERS=linuxbridge
LB_PHYSICAL_INTERFACE=ens3
PUBLIC_PHYSICAL_NETWORK=default
LB_INTERFACE_MAPPINGS=default:ens3
Q_SERVICE_PLUGIN_CLASSES=
Q_ML2_PLUGIN_TYPE_DRIVERS=flat
Q_ML2_PLUGIN_EXT_DRIVERS=

View File

@@ -1,609 +0,0 @@
commit bd283191b3e7a4c6d1c100d3d96e348a1ebffe55
Author: Vitaliy Filippov <vitalif@yourcmc.ru>
Date: Sun Jun 27 12:52:40 2021 +0300
Add Vitastor support
diff --git a/docs/schemas/domaincommon.rng b/docs/schemas/domaincommon.rng
index aa50eac..082b4f8 100644
--- a/docs/schemas/domaincommon.rng
+++ b/docs/schemas/domaincommon.rng
@@ -1728,6 +1728,35 @@
</element>
</define>
+ <define name="diskSourceNetworkProtocolVitastor">
+ <element name="source">
+ <interleave>
+ <attribute name="protocol">
+ <value>vitastor</value>
+ </attribute>
+ <ref name="diskSourceCommon"/>
+ <optional>
+ <attribute name="name"/>
+ </optional>
+ <optional>
+ <attribute name="query"/>
+ </optional>
+ <zeroOrMore>
+ <ref name="diskSourceNetworkHost"/>
+ </zeroOrMore>
+ <optional>
+ <element name="config">
+ <attribute name="file">
+ <ref name="absFilePath"/>
+ </attribute>
+ <empty/>
+ </element>
+ </optional>
+ <empty/>
+ </interleave>
+ </element>
+ </define>
+
<define name="diskSourceNetworkProtocolISCSI">
<element name="source">
<attribute name="protocol">
@@ -1851,6 +1880,7 @@
<ref name="diskSourceNetworkProtocolHTTP"/>
<ref name="diskSourceNetworkProtocolSimple"/>
<ref name="diskSourceNetworkProtocolVxHS"/>
+ <ref name="diskSourceNetworkProtocolVitastor"/>
</choice>
</define>
diff --git a/include/libvirt/libvirt-storage.h b/include/libvirt/libvirt-storage.h
index 4bf2b5f..dbc011b 100644
--- a/include/libvirt/libvirt-storage.h
+++ b/include/libvirt/libvirt-storage.h
@@ -240,6 +240,7 @@ typedef enum {
VIR_CONNECT_LIST_STORAGE_POOLS_GLUSTER = 1 << 16,
VIR_CONNECT_LIST_STORAGE_POOLS_ZFS = 1 << 17,
VIR_CONNECT_LIST_STORAGE_POOLS_VSTORAGE = 1 << 18,
+ VIR_CONNECT_LIST_STORAGE_POOLS_VITASTOR = 1 << 20,
} virConnectListAllStoragePoolsFlags;
int virConnectListAllStoragePools(virConnectPtr conn,
diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index 222bb8c..685d255 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -8653,6 +8653,10 @@ virDomainDiskSourceNetworkParse(xmlNodePtr node,
goto cleanup;
}
+ if (src->protocol == VIR_STORAGE_NET_PROTOCOL_VITASTOR) {
+ src->relPath = virXMLPropString(node, "query");
+ }
+
if ((haveTLS = virXMLPropString(node, "tls")) &&
(src->haveTLS = virTristateBoolTypeFromString(haveTLS)) <= 0) {
virReportError(VIR_ERR_XML_ERROR,
@@ -23849,6 +23853,10 @@ virDomainDiskSourceFormatNetwork(virBufferPtr attrBuf,
virBufferEscapeString(attrBuf, " name='%s'", path ? path : src->path);
+ if (src->protocol == VIR_STORAGE_NET_PROTOCOL_VITASTOR && src->relPath != NULL) {
+ virBufferEscapeString(attrBuf, " query='%s'", src->relPath);
+ }
+
VIR_FREE(path);
if (src->haveTLS != VIR_TRISTATE_BOOL_ABSENT &&
@@ -30930,6 +30938,7 @@ virDomainDiskTranslateSourcePool(virDomainDiskDefPtr def)
case VIR_STORAGE_POOL_MPATH:
case VIR_STORAGE_POOL_RBD:
+ case VIR_STORAGE_POOL_VITASTOR:
case VIR_STORAGE_POOL_SHEEPDOG:
case VIR_STORAGE_POOL_GLUSTER:
case VIR_STORAGE_POOL_LAST:
diff --git a/src/conf/storage_conf.c b/src/conf/storage_conf.c
index 55db7a9..7cbe937 100644
--- a/src/conf/storage_conf.c
+++ b/src/conf/storage_conf.c
@@ -58,7 +58,7 @@ VIR_ENUM_IMPL(virStoragePool,
"logical", "disk", "iscsi",
"iscsi-direct", "scsi", "mpath",
"rbd", "sheepdog", "gluster",
- "zfs", "vstorage")
+ "zfs", "vstorage", "vitastor")
VIR_ENUM_IMPL(virStoragePoolFormatFileSystem,
VIR_STORAGE_POOL_FS_LAST,
@@ -232,6 +232,18 @@ static virStoragePoolTypeInfo poolTypeInfo[] = {
.formatToString = virStorageFileFormatTypeToString,
}
},
+ {.poolType = VIR_STORAGE_POOL_VITASTOR,
+ .poolOptions = {
+ .flags = (VIR_STORAGE_POOL_SOURCE_HOST |
+ VIR_STORAGE_POOL_SOURCE_NETWORK |
+ VIR_STORAGE_POOL_SOURCE_NAME),
+ },
+ .volOptions = {
+ .defaultFormat = VIR_STORAGE_FILE_RAW,
+ .formatFromString = virStorageVolumeFormatFromString,
+ .formatToString = virStorageFileFormatTypeToString,
+ }
+ },
{.poolType = VIR_STORAGE_POOL_SHEEPDOG,
.poolOptions = {
.flags = (VIR_STORAGE_POOL_SOURCE_HOST |
@@ -434,6 +446,11 @@ virStoragePoolDefParseSource(xmlXPathContextPtr ctxt,
_("element 'name' is mandatory for RBD pool"));
goto cleanup;
}
+ if (pool_type == VIR_STORAGE_POOL_VITASTOR && source->name == NULL) {
+ virReportError(VIR_ERR_XML_ERROR, "%s",
+ _("element 'name' is mandatory for Vitastor pool"));
+ return -1;
+ }
if (options->formatFromString) {
char *format = virXPathString("string(./format/@type)", ctxt);
@@ -1009,6 +1026,7 @@ virStoragePoolDefFormatBuf(virBufferPtr buf,
/* RBD, Sheepdog, Gluster and Iscsi-direct devices are not local block devs nor
* files, so they don't have a target */
if (def->type != VIR_STORAGE_POOL_RBD &&
+ def->type != VIR_STORAGE_POOL_VITASTOR &&
def->type != VIR_STORAGE_POOL_SHEEPDOG &&
def->type != VIR_STORAGE_POOL_GLUSTER &&
def->type != VIR_STORAGE_POOL_ISCSI_DIRECT) {
diff --git a/src/conf/storage_conf.h b/src/conf/storage_conf.h
index dc0aa2a..ed4983d 100644
--- a/src/conf/storage_conf.h
+++ b/src/conf/storage_conf.h
@@ -91,6 +91,7 @@ typedef enum {
VIR_STORAGE_POOL_GLUSTER, /* Gluster device */
VIR_STORAGE_POOL_ZFS, /* ZFS */
VIR_STORAGE_POOL_VSTORAGE, /* Virtuozzo Storage */
+ VIR_STORAGE_POOL_VITASTOR, /* Vitastor */
VIR_STORAGE_POOL_LAST,
} virStoragePoolType;
@@ -422,6 +423,7 @@ VIR_ENUM_DECL(virStoragePartedFs)
VIR_CONNECT_LIST_STORAGE_POOLS_SCSI | \
VIR_CONNECT_LIST_STORAGE_POOLS_MPATH | \
VIR_CONNECT_LIST_STORAGE_POOLS_RBD | \
+ VIR_CONNECT_LIST_STORAGE_POOLS_VITASTOR | \
VIR_CONNECT_LIST_STORAGE_POOLS_SHEEPDOG | \
VIR_CONNECT_LIST_STORAGE_POOLS_GLUSTER | \
VIR_CONNECT_LIST_STORAGE_POOLS_ZFS | \
diff --git a/src/conf/virstorageobj.c b/src/conf/virstorageobj.c
index 6ea6a97..3ba45b9 100644
--- a/src/conf/virstorageobj.c
+++ b/src/conf/virstorageobj.c
@@ -1478,6 +1478,7 @@ virStoragePoolObjSourceFindDuplicateCb(const void *payload,
return 1;
break;
+ case VIR_STORAGE_POOL_VITASTOR:
case VIR_STORAGE_POOL_RBD:
case VIR_STORAGE_POOL_LAST:
break;
@@ -1971,6 +1972,8 @@ virStoragePoolObjMatch(virStoragePoolObjPtr obj,
(obj->def->type == VIR_STORAGE_POOL_MPATH)) ||
(MATCH(VIR_CONNECT_LIST_STORAGE_POOLS_RBD) &&
(obj->def->type == VIR_STORAGE_POOL_RBD)) ||
+ (MATCH(VIR_CONNECT_LIST_STORAGE_POOLS_VITASTOR) &&
+ (obj->def->type == VIR_STORAGE_POOL_VITASTOR)) ||
(MATCH(VIR_CONNECT_LIST_STORAGE_POOLS_SHEEPDOG) &&
(obj->def->type == VIR_STORAGE_POOL_SHEEPDOG)) ||
(MATCH(VIR_CONNECT_LIST_STORAGE_POOLS_GLUSTER) &&
diff --git a/src/libvirt-storage.c b/src/libvirt-storage.c
index 2ea3e94..d5d2273 100644
--- a/src/libvirt-storage.c
+++ b/src/libvirt-storage.c
@@ -92,6 +92,7 @@ virStoragePoolGetConnect(virStoragePoolPtr pool)
* VIR_CONNECT_LIST_STORAGE_POOLS_SCSI
* VIR_CONNECT_LIST_STORAGE_POOLS_MPATH
* VIR_CONNECT_LIST_STORAGE_POOLS_RBD
+ * VIR_CONNECT_LIST_STORAGE_POOLS_VITASTOR
* VIR_CONNECT_LIST_STORAGE_POOLS_SHEEPDOG
*
* Returns the number of storage pools found or -1 and sets @pools to
diff --git a/src/libxl/libxl_conf.c b/src/libxl/libxl_conf.c
index 73e988a..ab7bb81 100644
--- a/src/libxl/libxl_conf.c
+++ b/src/libxl/libxl_conf.c
@@ -905,6 +905,7 @@ libxlMakeNetworkDiskSrcStr(virStorageSourcePtr src,
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
case VIR_STORAGE_NET_PROTOCOL_SSH:
case VIR_STORAGE_NET_PROTOCOL_VXHS:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_LAST:
case VIR_STORAGE_NET_PROTOCOL_NONE:
virReportError(VIR_ERR_NO_SUPPORT,
diff --git a/src/qemu/qemu_block.c b/src/qemu/qemu_block.c
index cbf0aa4..096700d 100644
--- a/src/qemu/qemu_block.c
+++ b/src/qemu/qemu_block.c
@@ -959,6 +959,42 @@ qemuBlockStorageSourceGetRBDProps(virStorageSourcePtr src)
}
+static virJSONValuePtr
+qemuBlockStorageSourceGetVitastorProps(virStorageSource *src)
+{
+ virJSONValuePtr ret = NULL;
+ virStorageNetHostDefPtr host;
+ size_t i;
+ virBuffer buf = VIR_BUFFER_INITIALIZER;
+ char *etcd = NULL;
+
+ for (i = 0; i < src->nhosts; i++) {
+ host = src->hosts + i;
+ if ((virStorageNetHostTransport)host->transport != VIR_STORAGE_NET_HOST_TRANS_TCP) {
+ goto cleanup;
+ }
+ virBufferAsprintf(&buf, i > 0 ? ",%s:%u" : "%s:%u", host->name, host->port);
+ }
+ if (src->nhosts > 0) {
+ etcd = virBufferContentAndReset(&buf);
+ }
+
+ if (virJSONValueObjectCreate(&ret,
+ "s:driver", "vitastor",
+ "S:etcd-host", etcd,
+ "S:etcd-prefix", src->relPath,
+ "S:config-path", src->configFile,
+ "s:image", src->path,
+ NULL) < 0)
+ goto cleanup;
+
+cleanup:
+ VIR_FREE(etcd);
+ virBufferFreeAndReset(&buf);
+ return ret;
+}
+
+
static virJSONValuePtr
qemuBlockStorageSourceGetSheepdogProps(virStorageSourcePtr src)
{
@@ -1174,6 +1210,11 @@ qemuBlockStorageSourceGetBackendProps(virStorageSourcePtr src,
return NULL;
break;
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
+ if (!(fileprops = qemuBlockStorageSourceGetVitastorProps(src)))
+ return NULL;
+ break;
+
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
if (!(fileprops = qemuBlockStorageSourceGetSheepdogProps(src)))
return NULL;
diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index 822d5f8..e375cef 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -975,6 +975,43 @@ qemuBuildNetworkDriveStr(virStorageSourcePtr src,
ret = virBufferContentAndReset(&buf);
break;
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
+ if (strchr(src->path, ':')) {
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+ _("':' not allowed in Vitastor source volume name '%s'"),
+ src->path);
+ return NULL;
+ }
+
+ virBufferStrcat(&buf, "vitastor:image=", src->path, NULL);
+
+ if (src->nhosts > 0) {
+ virBufferAddLit(&buf, ":etcd-host=");
+ for (i = 0; i < src->nhosts; i++) {
+ if (i)
+ virBufferAddLit(&buf, ",");
+
+ /* assume host containing : is ipv6 */
+ if (strchr(src->hosts[i].name, ':'))
+ virBufferEscape(&buf, '\\', ":", "[%s]",
+ src->hosts[i].name);
+ else
+ virBufferAsprintf(&buf, "%s", src->hosts[i].name);
+
+ if (src->hosts[i].port)
+ virBufferAsprintf(&buf, "\\:%u", src->hosts[i].port);
+ }
+ }
+
+ if (src->configFile)
+ virBufferEscape(&buf, '\\', ":", ":config-path=%s", src->configFile);
+
+ if (src->relPath)
+ virBufferEscape(&buf, '\\', ":", ":etcd-prefix=%s", src->relPath);
+
+ ret = virBufferContentAndReset(&buf);
+ break;
+
case VIR_STORAGE_NET_PROTOCOL_VXHS:
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("VxHS protocol does not support URI syntax"));
diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index ec6b340..f399efa 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -10881,6 +10881,7 @@ qemuDomainPrepareStorageSourceTLS(virStorageSourcePtr src,
break;
case VIR_STORAGE_NET_PROTOCOL_RBD:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
case VIR_STORAGE_NET_PROTOCOL_GLUSTER:
case VIR_STORAGE_NET_PROTOCOL_ISCSI:
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index 1d96170..2d24396 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -14687,6 +14687,7 @@ qemuDomainSnapshotPrepareDiskExternalInactive(virDomainSnapshotDiskDefPtr snapdi
case VIR_STORAGE_NET_PROTOCOL_TFTP:
case VIR_STORAGE_NET_PROTOCOL_SSH:
case VIR_STORAGE_NET_PROTOCOL_VXHS:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_LAST:
virReportError(VIR_ERR_INTERNAL_ERROR,
_("external inactive snapshots are not supported on "
@@ -14764,6 +14765,7 @@ qemuDomainSnapshotPrepareDiskExternalActive(virDomainSnapshotDiskDefPtr snapdisk
case VIR_STORAGE_NET_PROTOCOL_TFTP:
case VIR_STORAGE_NET_PROTOCOL_SSH:
case VIR_STORAGE_NET_PROTOCOL_VXHS:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_LAST:
virReportError(VIR_ERR_INTERNAL_ERROR,
_("external active snapshots are not supported on "
@@ -14887,6 +14889,7 @@ qemuDomainSnapshotPrepareDiskInternal(virDomainDiskDefPtr disk,
case VIR_STORAGE_NET_PROTOCOL_TFTP:
case VIR_STORAGE_NET_PROTOCOL_SSH:
case VIR_STORAGE_NET_PROTOCOL_VXHS:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_LAST:
virReportError(VIR_ERR_INTERNAL_ERROR,
_("internal inactive snapshots are not supported on "
diff --git a/src/qemu/qemu_parse_command.c b/src/qemu/qemu_parse_command.c
index c4650f0..551da41 100644
--- a/src/qemu/qemu_parse_command.c
+++ b/src/qemu/qemu_parse_command.c
@@ -2184,6 +2184,7 @@ qemuParseCommandLine(virFileCachePtr capsCache,
case VIR_STORAGE_NET_PROTOCOL_TFTP:
case VIR_STORAGE_NET_PROTOCOL_SSH:
case VIR_STORAGE_NET_PROTOCOL_LAST:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_NONE:
/* ignored for now */
break;
diff --git a/src/storage/storage_driver.c b/src/storage/storage_driver.c
index 4a13e90..33301c7 100644
--- a/src/storage/storage_driver.c
+++ b/src/storage/storage_driver.c
@@ -1568,6 +1568,7 @@ storageVolLookupByPathCallback(virStoragePoolObjPtr obj,
case VIR_STORAGE_POOL_RBD:
case VIR_STORAGE_POOL_SHEEPDOG:
case VIR_STORAGE_POOL_ZFS:
+ case VIR_STORAGE_POOL_VITASTOR:
case VIR_STORAGE_POOL_LAST:
ignore_value(VIR_STRDUP(stable_path, data->path));
break;
diff --git a/src/util/virstoragefile.c b/src/util/virstoragefile.c
index bd4b027..b323cd6 100644
--- a/src/util/virstoragefile.c
+++ b/src/util/virstoragefile.c
@@ -84,7 +84,8 @@ VIR_ENUM_IMPL(virStorageNetProtocol, VIR_STORAGE_NET_PROTOCOL_LAST,
"ftps",
"tftp",
"ssh",
- "vxhs")
+ "vxhs",
+ "vitastor")
VIR_ENUM_IMPL(virStorageNetHostTransport, VIR_STORAGE_NET_HOST_TRANS_LAST,
"tcp",
@@ -2839,6 +2840,83 @@ virStorageSourceParseRBDColonString(const char *rbdstr,
}
+static int
+virStorageSourceParseVitastorColonString(const char *colonstr,
+ virStorageSourcePtr src)
+{
+ char *p, *e, *next;
+ char *options = NULL;
+
+ /* optionally skip the "vitastor:" prefix if provided */
+ if (STRPREFIX(colonstr, "vitastor:"))
+ colonstr += strlen("vitastor:");
+
+ if (VIR_STRDUP(options, colonstr) < 0)
+ return -1;
+
+ p = options;
+ while (*p) {
+ /* find : delimiter or end of string */
+ for (e = p; *e && *e != ':'; ++e) {
+ if (*e == '\\') {
+ e++;
+ if (*e == '\0')
+ break;
+ }
+ }
+ if (*e == '\0') {
+ next = e; /* last kv pair */
+ } else {
+ next = e + 1;
+ *e = '\0';
+ }
+
+ if (STRPREFIX(p, "image=")) {
+ if (VIR_STRDUP(src->path, p + strlen("image=")) < 0)
+ return -1;
+ } else if (STRPREFIX(p, "etcd-prefix=")) {
+ if (VIR_STRDUP(src->relPath, p + strlen("etcd-prefix=")) < 0)
+ return -1;
+ } else if (STRPREFIX(p, "config-path=")) {
+ if (VIR_STRDUP(src->configFile, p + strlen("config-path=")) < 0)
+ return -1;
+ } else if (STRPREFIX(p, "etcd-host=")) {
+ char *h, *sep;
+
+ h = p + strlen("etcd-host=");
+ while (h < e) {
+ for (sep = h; sep < e; ++sep) {
+ if (*sep == '\\' && (sep[1] == ',' ||
+ sep[1] == ';' ||
+ sep[1] == ' ')) {
+ *sep = '\0';
+ sep += 2;
+ break;
+ }
+ }
+
+ if (virStorageSourceRBDAddHost(src, h) < 0)
+ goto error;
+
+ h = sep;
+ }
+ }
+
+ p = next;
+ }
+
+ if (!src->path) {
+ goto error;
+ }
+
+ return 0;
+
+error:
+ VIR_FREE(options);
+ return -1;
+}
+
+
static int
virStorageSourceParseNBDColonString(const char *nbdstr,
virStorageSourcePtr src)
@@ -2942,6 +3020,11 @@ virStorageSourceParseBackingColon(virStorageSourcePtr src,
goto cleanup;
break;
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
+ if (virStorageSourceParseVitastorColonString(path, src) < 0)
+ return -1;
+ break;
+
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
case VIR_STORAGE_NET_PROTOCOL_LAST:
case VIR_STORAGE_NET_PROTOCOL_NONE:
@@ -3441,6 +3524,56 @@ virStorageSourceParseBackingJSONRBD(virStorageSourcePtr src,
return ret;
}
+static int
+virStorageSourceParseBackingJSONVitastor(virStorageSourcePtr src,
+ virJSONValuePtr json,
+ int opaque ATTRIBUTE_UNUSED)
+{
+ const char *filename;
+ const char *image = virJSONValueObjectGetString(json, "image");
+ const char *conf = virJSONValueObjectGetString(json, "config-path");
+ const char *etcd_prefix = virJSONValueObjectGetString(json, "etcd-prefix");
+ virJSONValuePtr servers = virJSONValueObjectGetArray(json, "server");
+ size_t nservers;
+ size_t i;
+
+ src->type = VIR_STORAGE_TYPE_NETWORK;
+ src->protocol = VIR_STORAGE_NET_PROTOCOL_VITASTOR;
+
+ /* legacy syntax passed via 'filename' option */
+ if ((filename = virJSONValueObjectGetString(json, "filename")))
+ return virStorageSourceParseVitastorColonString(filename, src);
+
+ if (!image) {
+ virReportError(VIR_ERR_INVALID_ARG, "%s",
+ _("missing image name in Vitastor backing volume "
+ "JSON specification"));
+ return -1;
+ }
+
+ if (VIR_STRDUP(src->path, image) < 0 ||
+ VIR_STRDUP(src->configFile, conf) < 0 ||
+ VIR_STRDUP(src->relPath, etcd_prefix) < 0)
+ return -1;
+
+ if (servers) {
+ nservers = virJSONValueArraySize(servers);
+
+ if (VIR_ALLOC_N(src->hosts, nservers) < 0)
+ return -1;
+
+ src->nhosts = nservers;
+
+ for (i = 0; i < nservers; i++) {
+ if (virStorageSourceParseBackingJSONInetSocketAddress(src->hosts + i,
+ virJSONValueArrayGet(servers, i)) < 0)
+ return -1;
+ }
+ }
+
+ return 0;
+}
+
static int
virStorageSourceParseBackingJSONRaw(virStorageSourcePtr src,
virJSONValuePtr json,
@@ -3507,6 +3640,7 @@ static const struct virStorageSourceJSONDriverParser jsonParsers[] = {
{"sheepdog", virStorageSourceParseBackingJSONSheepdog, 0},
{"ssh", virStorageSourceParseBackingJSONSSH, 0},
{"rbd", virStorageSourceParseBackingJSONRBD, 0},
+ {"vitastor", virStorageSourceParseBackingJSONVitastor, 0},
{"raw", virStorageSourceParseBackingJSONRaw, 0},
{"vxhs", virStorageSourceParseBackingJSONVxHS, 0},
};
@@ -4276,6 +4410,7 @@ virStorageSourceNetworkDefaultPort(virStorageNetProtocol protocol)
case VIR_STORAGE_NET_PROTOCOL_GLUSTER:
return 24007;
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_RBD:
/* we don't provide a default for RBD */
return 0;
diff --git a/src/util/virstoragefile.h b/src/util/virstoragefile.h
index 1d6161a..8d83bf3 100644
--- a/src/util/virstoragefile.h
+++ b/src/util/virstoragefile.h
@@ -134,6 +134,7 @@ typedef enum {
VIR_STORAGE_NET_PROTOCOL_TFTP,
VIR_STORAGE_NET_PROTOCOL_SSH,
VIR_STORAGE_NET_PROTOCOL_VXHS,
+ VIR_STORAGE_NET_PROTOCOL_VITASTOR,
VIR_STORAGE_NET_PROTOCOL_LAST
} virStorageNetProtocol;
diff --git a/src/xenconfig/xen_xl.c b/src/xenconfig/xen_xl.c
index accfc3a..a18f9c3 100644
--- a/src/xenconfig/xen_xl.c
+++ b/src/xenconfig/xen_xl.c
@@ -1535,6 +1535,7 @@ xenFormatXLDiskSrcNet(virStorageSourcePtr src)
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
case VIR_STORAGE_NET_PROTOCOL_SSH:
case VIR_STORAGE_NET_PROTOCOL_VXHS:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_LAST:
case VIR_STORAGE_NET_PROTOCOL_NONE:
virReportError(VIR_ERR_NO_SUPPORT,
diff --git a/tools/virsh-pool.c b/tools/virsh-pool.c
index 70ca39b..9caef51 100644
--- a/tools/virsh-pool.c
+++ b/tools/virsh-pool.c
@@ -1219,6 +1219,9 @@ cmdPoolList(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
case VIR_STORAGE_POOL_VSTORAGE:
flags |= VIR_CONNECT_LIST_STORAGE_POOLS_VSTORAGE;
break;
+ case VIR_STORAGE_POOL_VITASTOR:
+ flags |= VIR_CONNECT_LIST_STORAGE_POOLS_VITASTOR;
+ break;
case VIR_STORAGE_POOL_LAST:
break;
}

View File

@@ -1,657 +0,0 @@
commit 41cdfe8317d98f70aadedfdbb381effed2641bdd
Author: Vitaliy Filippov <vitalif@yourcmc.ru>
Date: Fri Jul 9 01:31:57 2021 +0300
Add Vitastor support
diff --git a/docs/schemas/domaincommon.rng b/docs/schemas/domaincommon.rng
index 7dc419b..875433b 100644
--- a/docs/schemas/domaincommon.rng
+++ b/docs/schemas/domaincommon.rng
@@ -1827,6 +1827,35 @@
</element>
</define>
+ <define name="diskSourceNetworkProtocolVitastor">
+ <element name="source">
+ <interleave>
+ <attribute name="protocol">
+ <value>vitastor</value>
+ </attribute>
+ <ref name="diskSourceCommon"/>
+ <optional>
+ <attribute name="name"/>
+ </optional>
+ <optional>
+ <attribute name="query"/>
+ </optional>
+ <zeroOrMore>
+ <ref name="diskSourceNetworkHost"/>
+ </zeroOrMore>
+ <optional>
+ <element name="config">
+ <attribute name="file">
+ <ref name="absFilePath"/>
+ </attribute>
+ <empty/>
+ </element>
+ </optional>
+ <empty/>
+ </interleave>
+ </element>
+ </define>
+
<define name="diskSourceNetworkProtocolISCSI">
<element name="source">
<attribute name="protocol">
@@ -2083,6 +2112,7 @@
<ref name="diskSourceNetworkProtocolSimple"/>
<ref name="diskSourceNetworkProtocolVxHS"/>
<ref name="diskSourceNetworkProtocolNFS"/>
+ <ref name="diskSourceNetworkProtocolVitastor"/>
</choice>
</define>
diff --git a/include/libvirt/libvirt-storage.h b/include/libvirt/libvirt-storage.h
index 089e1e0..d7e7ef4 100644
--- a/include/libvirt/libvirt-storage.h
+++ b/include/libvirt/libvirt-storage.h
@@ -245,6 +245,7 @@ typedef enum {
VIR_CONNECT_LIST_STORAGE_POOLS_ZFS = 1 << 17,
VIR_CONNECT_LIST_STORAGE_POOLS_VSTORAGE = 1 << 18,
VIR_CONNECT_LIST_STORAGE_POOLS_ISCSI_DIRECT = 1 << 19,
+ VIR_CONNECT_LIST_STORAGE_POOLS_VITASTOR = 1 << 20,
} virConnectListAllStoragePoolsFlags;
int virConnectListAllStoragePools(virConnectPtr conn,
diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index 01b7187..c6e9702 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -8261,7 +8261,8 @@ virDomainDiskSourceNetworkParse(xmlNodePtr node,
src->configFile = virXPathString("string(./config/@file)", ctxt);
if (src->protocol == VIR_STORAGE_NET_PROTOCOL_HTTP ||
- src->protocol == VIR_STORAGE_NET_PROTOCOL_HTTPS)
+ src->protocol == VIR_STORAGE_NET_PROTOCOL_HTTPS ||
+ src->protocol == VIR_STORAGE_NET_PROTOCOL_VITASTOR)
src->query = virXMLPropString(node, "query");
if (virDomainStorageNetworkParseHosts(node, ctxt, &src->hosts, &src->nhosts) < 0)
@@ -31392,6 +31393,7 @@ virDomainStorageSourceTranslateSourcePool(virStorageSourcePtr src,
case VIR_STORAGE_POOL_MPATH:
case VIR_STORAGE_POOL_RBD:
+ case VIR_STORAGE_POOL_VITASTOR:
case VIR_STORAGE_POOL_SHEEPDOG:
case VIR_STORAGE_POOL_GLUSTER:
case VIR_STORAGE_POOL_LAST:
diff --git a/src/conf/storage_conf.c b/src/conf/storage_conf.c
index 0c50529..fe97574 100644
--- a/src/conf/storage_conf.c
+++ b/src/conf/storage_conf.c
@@ -60,7 +60,7 @@ VIR_ENUM_IMPL(virStoragePool,
"logical", "disk", "iscsi",
"iscsi-direct", "scsi", "mpath",
"rbd", "sheepdog", "gluster",
- "zfs", "vstorage",
+ "zfs", "vstorage", "vitastor",
);
VIR_ENUM_IMPL(virStoragePoolFormatFileSystem,
@@ -249,6 +249,18 @@ static virStoragePoolTypeInfo poolTypeInfo[] = {
.formatToString = virStorageFileFormatTypeToString,
}
},
+ {.poolType = VIR_STORAGE_POOL_VITASTOR,
+ .poolOptions = {
+ .flags = (VIR_STORAGE_POOL_SOURCE_HOST |
+ VIR_STORAGE_POOL_SOURCE_NETWORK |
+ VIR_STORAGE_POOL_SOURCE_NAME),
+ },
+ .volOptions = {
+ .defaultFormat = VIR_STORAGE_FILE_RAW,
+ .formatFromString = virStorageVolumeFormatFromString,
+ .formatToString = virStorageFileFormatTypeToString,
+ }
+ },
{.poolType = VIR_STORAGE_POOL_SHEEPDOG,
.poolOptions = {
.flags = (VIR_STORAGE_POOL_SOURCE_HOST |
@@ -551,6 +563,11 @@ virStoragePoolDefParseSource(xmlXPathContextPtr ctxt,
_("element 'name' is mandatory for RBD pool"));
goto cleanup;
}
+ if (pool_type == VIR_STORAGE_POOL_VITASTOR && source->name == NULL) {
+ virReportError(VIR_ERR_XML_ERROR, "%s",
+ _("element 'name' is mandatory for Vitastor pool"));
+ return -1;
+ }
if (options->formatFromString) {
g_autofree char *format = NULL;
@@ -1217,6 +1234,7 @@ virStoragePoolDefFormatBuf(virBufferPtr buf,
/* RBD, Sheepdog, Gluster and Iscsi-direct devices are not local block devs nor
* files, so they don't have a target */
if (def->type != VIR_STORAGE_POOL_RBD &&
+ def->type != VIR_STORAGE_POOL_VITASTOR &&
def->type != VIR_STORAGE_POOL_SHEEPDOG &&
def->type != VIR_STORAGE_POOL_GLUSTER &&
def->type != VIR_STORAGE_POOL_ISCSI_DIRECT) {
diff --git a/src/conf/storage_conf.h b/src/conf/storage_conf.h
index ffd406e..8868a05 100644
--- a/src/conf/storage_conf.h
+++ b/src/conf/storage_conf.h
@@ -110,6 +110,7 @@ typedef enum {
VIR_STORAGE_POOL_GLUSTER, /* Gluster device */
VIR_STORAGE_POOL_ZFS, /* ZFS */
VIR_STORAGE_POOL_VSTORAGE, /* Virtuozzo Storage */
+ VIR_STORAGE_POOL_VITASTOR, /* Vitastor */
VIR_STORAGE_POOL_LAST,
} virStoragePoolType;
@@ -474,6 +475,7 @@ VIR_ENUM_DECL(virStoragePartedFs);
VIR_CONNECT_LIST_STORAGE_POOLS_SCSI | \
VIR_CONNECT_LIST_STORAGE_POOLS_MPATH | \
VIR_CONNECT_LIST_STORAGE_POOLS_RBD | \
+ VIR_CONNECT_LIST_STORAGE_POOLS_VITASTOR | \
VIR_CONNECT_LIST_STORAGE_POOLS_SHEEPDOG | \
VIR_CONNECT_LIST_STORAGE_POOLS_GLUSTER | \
VIR_CONNECT_LIST_STORAGE_POOLS_ZFS | \
diff --git a/src/conf/virstorageobj.c b/src/conf/virstorageobj.c
index 9fe8b3f..bf595b0 100644
--- a/src/conf/virstorageobj.c
+++ b/src/conf/virstorageobj.c
@@ -1491,6 +1491,7 @@ virStoragePoolObjSourceFindDuplicateCb(const void *payload,
return 1;
break;
+ case VIR_STORAGE_POOL_VITASTOR:
case VIR_STORAGE_POOL_RBD:
case VIR_STORAGE_POOL_LAST:
break;
@@ -1990,6 +1991,8 @@ virStoragePoolObjMatch(virStoragePoolObjPtr obj,
(obj->def->type == VIR_STORAGE_POOL_MPATH)) ||
(MATCH(VIR_CONNECT_LIST_STORAGE_POOLS_RBD) &&
(obj->def->type == VIR_STORAGE_POOL_RBD)) ||
+ (MATCH(VIR_CONNECT_LIST_STORAGE_POOLS_VITASTOR) &&
+ (obj->def->type == VIR_STORAGE_POOL_VITASTOR)) ||
(MATCH(VIR_CONNECT_LIST_STORAGE_POOLS_SHEEPDOG) &&
(obj->def->type == VIR_STORAGE_POOL_SHEEPDOG)) ||
(MATCH(VIR_CONNECT_LIST_STORAGE_POOLS_GLUSTER) &&
diff --git a/src/libvirt-storage.c b/src/libvirt-storage.c
index 2a7cdca..f756be1 100644
--- a/src/libvirt-storage.c
+++ b/src/libvirt-storage.c
@@ -92,6 +92,7 @@ virStoragePoolGetConnect(virStoragePoolPtr pool)
* VIR_CONNECT_LIST_STORAGE_POOLS_SCSI
* VIR_CONNECT_LIST_STORAGE_POOLS_MPATH
* VIR_CONNECT_LIST_STORAGE_POOLS_RBD
+ * VIR_CONNECT_LIST_STORAGE_POOLS_VITASTOR
* VIR_CONNECT_LIST_STORAGE_POOLS_SHEEPDOG
* VIR_CONNECT_LIST_STORAGE_POOLS_GLUSTER
* VIR_CONNECT_LIST_STORAGE_POOLS_ZFS
diff --git a/src/libxl/libxl_conf.c b/src/libxl/libxl_conf.c
index 6a8ae27..a735bc6 100644
--- a/src/libxl/libxl_conf.c
+++ b/src/libxl/libxl_conf.c
@@ -942,6 +942,7 @@ libxlMakeNetworkDiskSrcStr(virStorageSourcePtr src,
case VIR_STORAGE_NET_PROTOCOL_SSH:
case VIR_STORAGE_NET_PROTOCOL_VXHS:
case VIR_STORAGE_NET_PROTOCOL_NFS:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_LAST:
case VIR_STORAGE_NET_PROTOCOL_NONE:
virReportError(VIR_ERR_NO_SUPPORT,
diff --git a/src/libxl/xen_xl.c b/src/libxl/xen_xl.c
index 17b93d0..c5a0084 100644
--- a/src/libxl/xen_xl.c
+++ b/src/libxl/xen_xl.c
@@ -1601,6 +1601,7 @@ xenFormatXLDiskSrcNet(virStorageSourcePtr src)
case VIR_STORAGE_NET_PROTOCOL_SSH:
case VIR_STORAGE_NET_PROTOCOL_VXHS:
case VIR_STORAGE_NET_PROTOCOL_NFS:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_LAST:
case VIR_STORAGE_NET_PROTOCOL_NONE:
virReportError(VIR_ERR_NO_SUPPORT,
diff --git a/src/qemu/qemu_block.c b/src/qemu/qemu_block.c
index f9c6da2..922dde5 100644
--- a/src/qemu/qemu_block.c
+++ b/src/qemu/qemu_block.c
@@ -938,6 +938,38 @@ qemuBlockStorageSourceGetRBDProps(virStorageSourcePtr src,
}
+static virJSONValuePtr
+qemuBlockStorageSourceGetVitastorProps(virStorageSource *src)
+{
+ virJSONValuePtr ret = NULL;
+ virStorageNetHostDefPtr host;
+ size_t i;
+ g_auto(virBuffer) buf = VIR_BUFFER_INITIALIZER;
+ g_autofree char *etcd = NULL;
+
+ for (i = 0; i < src->nhosts; i++) {
+ host = src->hosts + i;
+ if ((virStorageNetHostTransport)host->transport != VIR_STORAGE_NET_HOST_TRANS_TCP) {
+ return NULL;
+ }
+ virBufferAsprintf(&buf, i > 0 ? ",%s:%u" : "%s:%u", host->name, host->port);
+ }
+ if (src->nhosts > 0) {
+ etcd = virBufferContentAndReset(&buf);
+ }
+
+ if (virJSONValueObjectCreate(&ret,
+ "S:etcd-host", etcd,
+ "S:etcd-prefix", src->query,
+ "S:config-path", src->configFile,
+ "s:image", src->path,
+ NULL) < 0)
+ return NULL;
+
+ return ret;
+}
+
+
static virJSONValuePtr
qemuBlockStorageSourceGetSheepdogProps(virStorageSourcePtr src)
{
@@ -1224,6 +1256,12 @@ qemuBlockStorageSourceGetBackendProps(virStorageSourcePtr src,
return NULL;
break;
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
+ driver = "vitastor";
+ if (!(fileprops = qemuBlockStorageSourceGetVitastorProps(src)))
+ return NULL;
+ break;
+
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
driver = "sheepdog";
if (!(fileprops = qemuBlockStorageSourceGetSheepdogProps(src)))
@@ -2183,6 +2221,7 @@ qemuBlockGetBackingStoreString(virStorageSourcePtr src,
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
case VIR_STORAGE_NET_PROTOCOL_RBD:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_VXHS:
case VIR_STORAGE_NET_PROTOCOL_NFS:
case VIR_STORAGE_NET_PROTOCOL_SSH:
@@ -2560,6 +2599,12 @@ qemuBlockStorageSourceCreateGetStorageProps(virStorageSourcePtr src,
return -1;
break;
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
+ driver = "vitastor";
+ if (!(location = qemuBlockStorageSourceGetVitastorProps(src)))
+ return -1;
+ break;
+
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
driver = "sheepdog";
if (!(location = qemuBlockStorageSourceGetSheepdogProps(src)))
diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index 6f970a3..10b39ca 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -1034,6 +1034,43 @@ qemuBuildNetworkDriveStr(virStorageSourcePtr src,
ret = virBufferContentAndReset(&buf);
break;
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
+ if (strchr(src->path, ':')) {
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+ _("':' not allowed in Vitastor source volume name '%s'"),
+ src->path);
+ return NULL;
+ }
+
+ virBufferStrcat(&buf, "vitastor:image=", src->path, NULL);
+
+ if (src->nhosts > 0) {
+ virBufferAddLit(&buf, ":etcd-host=");
+ for (i = 0; i < src->nhosts; i++) {
+ if (i)
+ virBufferAddLit(&buf, ",");
+
+ /* assume host containing : is ipv6 */
+ if (strchr(src->hosts[i].name, ':'))
+ virBufferEscape(&buf, '\\', ":", "[%s]",
+ src->hosts[i].name);
+ else
+ virBufferAsprintf(&buf, "%s", src->hosts[i].name);
+
+ if (src->hosts[i].port)
+ virBufferAsprintf(&buf, "\\:%u", src->hosts[i].port);
+ }
+ }
+
+ if (src->configFile)
+ virBufferEscape(&buf, '\\', ":", ":config-path=%s", src->configFile);
+
+ if (src->query)
+ virBufferEscape(&buf, '\\', ":", ":etcd-prefix=%s", src->query);
+
+ ret = virBufferContentAndReset(&buf);
+ break;
+
case VIR_STORAGE_NET_PROTOCOL_VXHS:
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("VxHS protocol does not support URI syntax"));
diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 0765dc7..4cff344 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -4610,7 +4610,8 @@ qemuDomainValidateStorageSource(virStorageSourcePtr src,
if (src->query &&
(actualType != VIR_STORAGE_TYPE_NETWORK ||
(src->protocol != VIR_STORAGE_NET_PROTOCOL_HTTPS &&
- src->protocol != VIR_STORAGE_NET_PROTOCOL_HTTP))) {
+ src->protocol != VIR_STORAGE_NET_PROTOCOL_HTTP &&
+ src->protocol != VIR_STORAGE_NET_PROTOCOL_VITASTOR))) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("query is supported only with HTTP(S) protocols"));
return -1;
@@ -9704,6 +9705,7 @@ qemuDomainPrepareStorageSourceTLS(virStorageSourcePtr src,
break;
case VIR_STORAGE_NET_PROTOCOL_RBD:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
case VIR_STORAGE_NET_PROTOCOL_GLUSTER:
case VIR_STORAGE_NET_PROTOCOL_ISCSI:
diff --git a/src/qemu/qemu_snapshot.c b/src/qemu/qemu_snapshot.c
index ee333c3..674aa58 100644
--- a/src/qemu/qemu_snapshot.c
+++ b/src/qemu/qemu_snapshot.c
@@ -403,6 +403,7 @@ qemuSnapshotPrepareDiskExternalInactive(virDomainSnapshotDiskDefPtr snapdisk,
case VIR_STORAGE_NET_PROTOCOL_NONE:
case VIR_STORAGE_NET_PROTOCOL_NBD:
case VIR_STORAGE_NET_PROTOCOL_RBD:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
case VIR_STORAGE_NET_PROTOCOL_GLUSTER:
case VIR_STORAGE_NET_PROTOCOL_ISCSI:
@@ -493,6 +494,7 @@ qemuSnapshotPrepareDiskExternalActive(virDomainObjPtr vm,
case VIR_STORAGE_NET_PROTOCOL_NONE:
case VIR_STORAGE_NET_PROTOCOL_NBD:
case VIR_STORAGE_NET_PROTOCOL_RBD:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
case VIR_STORAGE_NET_PROTOCOL_ISCSI:
case VIR_STORAGE_NET_PROTOCOL_HTTP:
@@ -623,6 +625,7 @@ qemuSnapshotPrepareDiskInternal(virDomainDiskDefPtr disk,
case VIR_STORAGE_NET_PROTOCOL_NONE:
case VIR_STORAGE_NET_PROTOCOL_NBD:
case VIR_STORAGE_NET_PROTOCOL_RBD:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
case VIR_STORAGE_NET_PROTOCOL_GLUSTER:
case VIR_STORAGE_NET_PROTOCOL_ISCSI:
diff --git a/src/storage/storage_driver.c b/src/storage/storage_driver.c
index 16bc53a..1e5d820 100644
--- a/src/storage/storage_driver.c
+++ b/src/storage/storage_driver.c
@@ -1645,6 +1645,7 @@ storageVolLookupByPathCallback(virStoragePoolObjPtr obj,
case VIR_STORAGE_POOL_GLUSTER:
case VIR_STORAGE_POOL_RBD:
+ case VIR_STORAGE_POOL_VITASTOR:
case VIR_STORAGE_POOL_SHEEPDOG:
case VIR_STORAGE_POOL_ZFS:
case VIR_STORAGE_POOL_LAST:
diff --git a/src/test/test_driver.c b/src/test/test_driver.c
index 29c4c86..a27ad94 100644
--- a/src/test/test_driver.c
+++ b/src/test/test_driver.c
@@ -7096,6 +7096,7 @@ testStorageVolumeTypeForPool(int pooltype)
case VIR_STORAGE_POOL_ISCSI_DIRECT:
case VIR_STORAGE_POOL_GLUSTER:
case VIR_STORAGE_POOL_RBD:
+ case VIR_STORAGE_POOL_VITASTOR:
return VIR_STORAGE_VOL_NETWORK;
case VIR_STORAGE_POOL_LOGICAL:
case VIR_STORAGE_POOL_DISK:
diff --git a/src/util/virstoragefile.c b/src/util/virstoragefile.c
index 0d3c2af..36e3afc 100644
--- a/src/util/virstoragefile.c
+++ b/src/util/virstoragefile.c
@@ -91,6 +91,7 @@ VIR_ENUM_IMPL(virStorageNetProtocol,
"ssh",
"vxhs",
"nfs",
+ "vitastor",
);
VIR_ENUM_IMPL(virStorageNetHostTransport,
@@ -2880,6 +2881,75 @@ virStorageSourceParseRBDColonString(const char *rbdstr,
}
+static int
+virStorageSourceParseVitastorColonString(const char *colonstr,
+ virStorageSourcePtr src)
+{
+ char *p, *e, *next;
+ g_autofree char *options = NULL;
+
+ /* optionally skip the "vitastor:" prefix if provided */
+ if (STRPREFIX(colonstr, "vitastor:"))
+ colonstr += strlen("vitastor:");
+
+ options = g_strdup(colonstr);
+
+ p = options;
+ while (*p) {
+ /* find : delimiter or end of string */
+ for (e = p; *e && *e != ':'; ++e) {
+ if (*e == '\\') {
+ e++;
+ if (*e == '\0')
+ break;
+ }
+ }
+ if (*e == '\0') {
+ next = e; /* last kv pair */
+ } else {
+ next = e + 1;
+ *e = '\0';
+ }
+
+ if (STRPREFIX(p, "image=")) {
+ src->path = g_strdup(p + strlen("image="));
+ } else if (STRPREFIX(p, "etcd-prefix=")) {
+ src->query = g_strdup(p + strlen("etcd-prefix="));
+ } else if (STRPREFIX(p, "config-path=")) {
+ src->configFile = g_strdup(p + strlen("config-path="));
+ } else if (STRPREFIX(p, "etcd-host=")) {
+ char *h, *sep;
+
+ h = p + strlen("etcd-host=");
+ while (h < e) {
+ for (sep = h; sep < e; ++sep) {
+ if (*sep == '\\' && (sep[1] == ',' ||
+ sep[1] == ';' ||
+ sep[1] == ' ')) {
+ *sep = '\0';
+ sep += 2;
+ break;
+ }
+ }
+
+ if (virStorageSourceRBDAddHost(src, h) < 0)
+ return -1;
+
+ h = sep;
+ }
+ }
+
+ p = next;
+ }
+
+ if (!src->path) {
+ return -1;
+ }
+
+ return 0;
+}
+
+
static int
virStorageSourceParseNBDColonString(const char *nbdstr,
virStorageSourcePtr src)
@@ -2992,6 +3062,11 @@ virStorageSourceParseBackingColon(virStorageSourcePtr src,
return -1;
break;
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
+ if (virStorageSourceParseVitastorColonString(path, src) < 0)
+ return -1;
+ break;
+
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
case VIR_STORAGE_NET_PROTOCOL_LAST:
case VIR_STORAGE_NET_PROTOCOL_NONE:
@@ -3581,6 +3656,54 @@ virStorageSourceParseBackingJSONRBD(virStorageSourcePtr src,
return 0;
}
+static int
+virStorageSourceParseBackingJSONVitastor(virStorageSourcePtr src,
+ virJSONValuePtr json,
+ const char *jsonstr G_GNUC_UNUSED,
+ int opaque G_GNUC_UNUSED)
+{
+ const char *filename;
+ const char *image = virJSONValueObjectGetString(json, "image");
+ const char *conf = virJSONValueObjectGetString(json, "config-path");
+ const char *etcd_prefix = virJSONValueObjectGetString(json, "etcd-prefix");
+ virJSONValuePtr servers = virJSONValueObjectGetArray(json, "server");
+ size_t nservers;
+ size_t i;
+
+ src->type = VIR_STORAGE_TYPE_NETWORK;
+ src->protocol = VIR_STORAGE_NET_PROTOCOL_VITASTOR;
+
+ /* legacy syntax passed via 'filename' option */
+ if ((filename = virJSONValueObjectGetString(json, "filename")))
+ return virStorageSourceParseVitastorColonString(filename, src);
+
+ if (!image) {
+ virReportError(VIR_ERR_INVALID_ARG, "%s",
+ _("missing image name in Vitastor backing volume "
+ "JSON specification"));
+ return -1;
+ }
+
+ src->path = g_strdup(image);
+ src->configFile = g_strdup(conf);
+ src->query = g_strdup(etcd_prefix);
+
+ if (servers) {
+ nservers = virJSONValueArraySize(servers);
+
+ src->hosts = g_new0(virStorageNetHostDef, nservers);
+ src->nhosts = nservers;
+
+ for (i = 0; i < nservers; i++) {
+ if (virStorageSourceParseBackingJSONInetSocketAddress(src->hosts + i,
+ virJSONValueArrayGet(servers, i)) < 0)
+ return -1;
+ }
+ }
+
+ return 0;
+}
+
static int
virStorageSourceParseBackingJSONRaw(virStorageSourcePtr src,
virJSONValuePtr json,
@@ -3759,6 +3882,7 @@ static const struct virStorageSourceJSONDriverParser jsonParsers[] = {
{"sheepdog", false, virStorageSourceParseBackingJSONSheepdog, 0},
{"ssh", false, virStorageSourceParseBackingJSONSSH, 0},
{"rbd", false, virStorageSourceParseBackingJSONRBD, 0},
+ {"vitastor", false, virStorageSourceParseBackingJSONVitastor, 0},
{"raw", true, virStorageSourceParseBackingJSONRaw, 0},
{"nfs", false, virStorageSourceParseBackingJSONNFS, 0},
{"vxhs", false, virStorageSourceParseBackingJSONVxHS, 0},
@@ -4503,6 +4627,7 @@ virStorageSourceNetworkDefaultPort(virStorageNetProtocol protocol)
case VIR_STORAGE_NET_PROTOCOL_GLUSTER:
return 24007;
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_RBD:
/* we don't provide a default for RBD */
return 0;
diff --git a/src/util/virstoragefile.h b/src/util/virstoragefile.h
index 5689c39..3eb4e3c 100644
--- a/src/util/virstoragefile.h
+++ b/src/util/virstoragefile.h
@@ -136,6 +136,7 @@ typedef enum {
VIR_STORAGE_NET_PROTOCOL_SSH,
VIR_STORAGE_NET_PROTOCOL_VXHS,
VIR_STORAGE_NET_PROTOCOL_NFS,
+ VIR_STORAGE_NET_PROTOCOL_VITASTOR,
VIR_STORAGE_NET_PROTOCOL_LAST
} virStorageNetProtocol;
diff --git a/tests/storagepoolcapsschemadata/poolcaps-fs.xml b/tests/storagepoolcapsschemadata/poolcaps-fs.xml
index eee75af..8bd0a57 100644
--- a/tests/storagepoolcapsschemadata/poolcaps-fs.xml
+++ b/tests/storagepoolcapsschemadata/poolcaps-fs.xml
@@ -204,4 +204,11 @@
</enum>
</volOptions>
</pool>
+ <pool type='vitastor' supported='no'>
+ <volOptions>
+ <defaultFormat type='raw'/>
+ <enum name='targetFormatType'>
+ </enum>
+ </volOptions>
+ </pool>
</storagepoolCapabilities>
diff --git a/tests/storagepoolcapsschemadata/poolcaps-full.xml b/tests/storagepoolcapsschemadata/poolcaps-full.xml
index 805950a..852df0d 100644
--- a/tests/storagepoolcapsschemadata/poolcaps-full.xml
+++ b/tests/storagepoolcapsschemadata/poolcaps-full.xml
@@ -204,4 +204,11 @@
</enum>
</volOptions>
</pool>
+ <pool type='vitastor' supported='yes'>
+ <volOptions>
+ <defaultFormat type='raw'/>
+ <enum name='targetFormatType'>
+ </enum>
+ </volOptions>
+ </pool>
</storagepoolCapabilities>
diff --git a/tests/storagepoolxml2argvtest.c b/tests/storagepoolxml2argvtest.c
index 967d1f2..1e8ff7a 100644
--- a/tests/storagepoolxml2argvtest.c
+++ b/tests/storagepoolxml2argvtest.c
@@ -68,6 +68,7 @@ testCompareXMLToArgvFiles(bool shouldFail,
case VIR_STORAGE_POOL_GLUSTER:
case VIR_STORAGE_POOL_ZFS:
case VIR_STORAGE_POOL_VSTORAGE:
+ case VIR_STORAGE_POOL_VITASTOR:
case VIR_STORAGE_POOL_LAST:
default:
VIR_TEST_DEBUG("pool type '%s' has no xml2argv test", defTypeStr);
diff --git a/tools/virsh-pool.c b/tools/virsh-pool.c
index 7835fa6..8841fcf 100644
--- a/tools/virsh-pool.c
+++ b/tools/virsh-pool.c
@@ -1237,6 +1237,9 @@ cmdPoolList(vshControl *ctl, const vshCmd *cmd G_GNUC_UNUSED)
case VIR_STORAGE_POOL_VSTORAGE:
flags |= VIR_CONNECT_LIST_STORAGE_POOLS_VSTORAGE;
break;
+ case VIR_STORAGE_POOL_VITASTOR:
+ flags |= VIR_CONNECT_LIST_STORAGE_POOLS_VITASTOR;
+ break;
case VIR_STORAGE_POOL_LAST:
break;
}

View File

@@ -1,661 +0,0 @@
commit c6e1958a1b4974828e8e5852beb252ce6594e670
Author: Vitaliy Filippov <vitalif@yourcmc.ru>
Date: Mon Jun 28 01:20:19 2021 +0300
Add Vitastor support
diff --git a/docs/schemas/domaincommon.rng b/docs/schemas/domaincommon.rng
index 5ea14b6..a9df168 100644
--- a/docs/schemas/domaincommon.rng
+++ b/docs/schemas/domaincommon.rng
@@ -1859,6 +1859,35 @@
</element>
</define>
+ <define name="diskSourceNetworkProtocolVitastor">
+ <element name="source">
+ <interleave>
+ <attribute name="protocol">
+ <value>vitastor</value>
+ </attribute>
+ <ref name="diskSourceCommon"/>
+ <optional>
+ <attribute name="name"/>
+ </optional>
+ <optional>
+ <attribute name="query"/>
+ </optional>
+ <zeroOrMore>
+ <ref name="diskSourceNetworkHost"/>
+ </zeroOrMore>
+ <optional>
+ <element name="config">
+ <attribute name="file">
+ <ref name="absFilePath"/>
+ </attribute>
+ <empty/>
+ </element>
+ </optional>
+ <empty/>
+ </interleave>
+ </element>
+ </define>
+
<define name="diskSourceNetworkProtocolISCSI">
<element name="source">
<attribute name="protocol">
@@ -2115,6 +2144,7 @@
<ref name="diskSourceNetworkProtocolSimple"/>
<ref name="diskSourceNetworkProtocolVxHS"/>
<ref name="diskSourceNetworkProtocolNFS"/>
+ <ref name="diskSourceNetworkProtocolVitastor"/>
</choice>
</define>
diff --git a/include/libvirt/libvirt-storage.h b/include/libvirt/libvirt-storage.h
index 089e1e0..d7e7ef4 100644
--- a/include/libvirt/libvirt-storage.h
+++ b/include/libvirt/libvirt-storage.h
@@ -245,6 +245,7 @@ typedef enum {
VIR_CONNECT_LIST_STORAGE_POOLS_ZFS = 1 << 17,
VIR_CONNECT_LIST_STORAGE_POOLS_VSTORAGE = 1 << 18,
VIR_CONNECT_LIST_STORAGE_POOLS_ISCSI_DIRECT = 1 << 19,
+ VIR_CONNECT_LIST_STORAGE_POOLS_VITASTOR = 1 << 20,
} virConnectListAllStoragePoolsFlags;
int virConnectListAllStoragePools(virConnectPtr conn,
diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index d78f846..f7222e3 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -8251,7 +8251,8 @@ virDomainDiskSourceNetworkParse(xmlNodePtr node,
src->configFile = virXPathString("string(./config/@file)", ctxt);
if (src->protocol == VIR_STORAGE_NET_PROTOCOL_HTTP ||
- src->protocol == VIR_STORAGE_NET_PROTOCOL_HTTPS)
+ src->protocol == VIR_STORAGE_NET_PROTOCOL_HTTPS ||
+ src->protocol == VIR_STORAGE_NET_PROTOCOL_VITASTOR)
src->query = virXMLPropString(node, "query");
if (virDomainStorageNetworkParseHosts(node, ctxt, &src->hosts, &src->nhosts) < 0)
@@ -30775,6 +30776,7 @@ virDomainStorageSourceTranslateSourcePool(virStorageSource *src,
case VIR_STORAGE_POOL_MPATH:
case VIR_STORAGE_POOL_RBD:
+ case VIR_STORAGE_POOL_VITASTOR:
case VIR_STORAGE_POOL_SHEEPDOG:
case VIR_STORAGE_POOL_GLUSTER:
case VIR_STORAGE_POOL_LAST:
diff --git a/src/conf/storage_conf.c b/src/conf/storage_conf.c
index 2aa9a3d..166ca1f 100644
--- a/src/conf/storage_conf.c
+++ b/src/conf/storage_conf.c
@@ -60,7 +60,7 @@ VIR_ENUM_IMPL(virStoragePool,
"logical", "disk", "iscsi",
"iscsi-direct", "scsi", "mpath",
"rbd", "sheepdog", "gluster",
- "zfs", "vstorage",
+ "zfs", "vstorage", "vitastor",
);
VIR_ENUM_IMPL(virStoragePoolFormatFileSystem,
@@ -246,6 +246,18 @@ static virStoragePoolTypeInfo poolTypeInfo[] = {
.formatToString = virStorageFileFormatTypeToString,
}
},
+ {.poolType = VIR_STORAGE_POOL_VITASTOR,
+ .poolOptions = {
+ .flags = (VIR_STORAGE_POOL_SOURCE_HOST |
+ VIR_STORAGE_POOL_SOURCE_NETWORK |
+ VIR_STORAGE_POOL_SOURCE_NAME),
+ },
+ .volOptions = {
+ .defaultFormat = VIR_STORAGE_FILE_RAW,
+ .formatFromString = virStorageVolumeFormatFromString,
+ .formatToString = virStorageFileFormatTypeToString,
+ }
+ },
{.poolType = VIR_STORAGE_POOL_SHEEPDOG,
.poolOptions = {
.flags = (VIR_STORAGE_POOL_SOURCE_HOST |
@@ -546,6 +558,11 @@ virStoragePoolDefParseSource(xmlXPathContextPtr ctxt,
_("element 'name' is mandatory for RBD pool"));
return -1;
}
+ if (pool_type == VIR_STORAGE_POOL_VITASTOR && source->name == NULL) {
+ virReportError(VIR_ERR_XML_ERROR, "%s",
+ _("element 'name' is mandatory for Vitastor pool"));
+ return -1;
+ }
if (options->formatFromString) {
g_autofree char *format = NULL;
@@ -1182,6 +1199,7 @@ virStoragePoolDefFormatBuf(virBuffer *buf,
/* RBD, Sheepdog, Gluster and Iscsi-direct devices are not local block devs nor
* files, so they don't have a target */
if (def->type != VIR_STORAGE_POOL_RBD &&
+ def->type != VIR_STORAGE_POOL_VITASTOR &&
def->type != VIR_STORAGE_POOL_SHEEPDOG &&
def->type != VIR_STORAGE_POOL_GLUSTER &&
def->type != VIR_STORAGE_POOL_ISCSI_DIRECT) {
diff --git a/src/conf/storage_conf.h b/src/conf/storage_conf.h
index 76efaac..928149a 100644
--- a/src/conf/storage_conf.h
+++ b/src/conf/storage_conf.h
@@ -106,6 +106,7 @@ typedef enum {
VIR_STORAGE_POOL_GLUSTER, /* Gluster device */
VIR_STORAGE_POOL_ZFS, /* ZFS */
VIR_STORAGE_POOL_VSTORAGE, /* Virtuozzo Storage */
+ VIR_STORAGE_POOL_VITASTOR, /* Vitastor */
VIR_STORAGE_POOL_LAST,
} virStoragePoolType;
@@ -465,6 +466,7 @@ VIR_ENUM_DECL(virStoragePartedFs);
VIR_CONNECT_LIST_STORAGE_POOLS_SCSI | \
VIR_CONNECT_LIST_STORAGE_POOLS_MPATH | \
VIR_CONNECT_LIST_STORAGE_POOLS_RBD | \
+ VIR_CONNECT_LIST_STORAGE_POOLS_VITASTOR | \
VIR_CONNECT_LIST_STORAGE_POOLS_SHEEPDOG | \
VIR_CONNECT_LIST_STORAGE_POOLS_GLUSTER | \
VIR_CONNECT_LIST_STORAGE_POOLS_ZFS | \
diff --git a/src/conf/storage_source_conf.c b/src/conf/storage_source_conf.c
index 5ca06fa..05ded49 100644
--- a/src/conf/storage_source_conf.c
+++ b/src/conf/storage_source_conf.c
@@ -85,6 +85,7 @@ VIR_ENUM_IMPL(virStorageNetProtocol,
"ssh",
"vxhs",
"nfs",
+ "vitastor",
);
@@ -1262,6 +1263,7 @@ virStorageSourceNetworkDefaultPort(virStorageNetProtocol protocol)
case VIR_STORAGE_NET_PROTOCOL_GLUSTER:
return 24007;
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_RBD:
/* we don't provide a default for RBD */
return 0;
diff --git a/src/conf/storage_source_conf.h b/src/conf/storage_source_conf.h
index 389c7b5..dbf02e3 100644
--- a/src/conf/storage_source_conf.h
+++ b/src/conf/storage_source_conf.h
@@ -127,6 +127,7 @@ typedef enum {
VIR_STORAGE_NET_PROTOCOL_SSH,
VIR_STORAGE_NET_PROTOCOL_VXHS,
VIR_STORAGE_NET_PROTOCOL_NFS,
+ VIR_STORAGE_NET_PROTOCOL_VITASTOR,
VIR_STORAGE_NET_PROTOCOL_LAST
} virStorageNetProtocol;
diff --git a/src/conf/virstorageobj.c b/src/conf/virstorageobj.c
index 24957d6..4520a73 100644
--- a/src/conf/virstorageobj.c
+++ b/src/conf/virstorageobj.c
@@ -1487,6 +1487,7 @@ virStoragePoolObjSourceFindDuplicateCb(const void *payload,
return 1;
break;
+ case VIR_STORAGE_POOL_VITASTOR:
case VIR_STORAGE_POOL_RBD:
case VIR_STORAGE_POOL_LAST:
break;
@@ -1986,6 +1987,8 @@ virStoragePoolObjMatch(virStoragePoolObj *obj,
(obj->def->type == VIR_STORAGE_POOL_MPATH)) ||
(MATCH(VIR_CONNECT_LIST_STORAGE_POOLS_RBD) &&
(obj->def->type == VIR_STORAGE_POOL_RBD)) ||
+ (MATCH(VIR_CONNECT_LIST_STORAGE_POOLS_VITASTOR) &&
+ (obj->def->type == VIR_STORAGE_POOL_VITASTOR)) ||
(MATCH(VIR_CONNECT_LIST_STORAGE_POOLS_SHEEPDOG) &&
(obj->def->type == VIR_STORAGE_POOL_SHEEPDOG)) ||
(MATCH(VIR_CONNECT_LIST_STORAGE_POOLS_GLUSTER) &&
diff --git a/src/libvirt-storage.c b/src/libvirt-storage.c
index 2a7cdca..f756be1 100644
--- a/src/libvirt-storage.c
+++ b/src/libvirt-storage.c
@@ -92,6 +92,7 @@ virStoragePoolGetConnect(virStoragePoolPtr pool)
* VIR_CONNECT_LIST_STORAGE_POOLS_SCSI
* VIR_CONNECT_LIST_STORAGE_POOLS_MPATH
* VIR_CONNECT_LIST_STORAGE_POOLS_RBD
+ * VIR_CONNECT_LIST_STORAGE_POOLS_VITASTOR
* VIR_CONNECT_LIST_STORAGE_POOLS_SHEEPDOG
* VIR_CONNECT_LIST_STORAGE_POOLS_GLUSTER
* VIR_CONNECT_LIST_STORAGE_POOLS_ZFS
diff --git a/src/libxl/libxl_conf.c b/src/libxl/libxl_conf.c
index 56cb9ab..dfb31b9 100644
--- a/src/libxl/libxl_conf.c
+++ b/src/libxl/libxl_conf.c
@@ -972,6 +972,7 @@ libxlMakeNetworkDiskSrcStr(virStorageSource *src,
case VIR_STORAGE_NET_PROTOCOL_SSH:
case VIR_STORAGE_NET_PROTOCOL_VXHS:
case VIR_STORAGE_NET_PROTOCOL_NFS:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_LAST:
case VIR_STORAGE_NET_PROTOCOL_NONE:
virReportError(VIR_ERR_NO_SUPPORT,
diff --git a/src/libxl/xen_xl.c b/src/libxl/xen_xl.c
index c0905b0..c172378 100644
--- a/src/libxl/xen_xl.c
+++ b/src/libxl/xen_xl.c
@@ -1540,6 +1540,7 @@ xenFormatXLDiskSrcNet(virStorageSource *src)
case VIR_STORAGE_NET_PROTOCOL_SSH:
case VIR_STORAGE_NET_PROTOCOL_VXHS:
case VIR_STORAGE_NET_PROTOCOL_NFS:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_LAST:
case VIR_STORAGE_NET_PROTOCOL_NONE:
virReportError(VIR_ERR_NO_SUPPORT,
diff --git a/src/qemu/qemu_block.c b/src/qemu/qemu_block.c
index 6627d04..c33f428 100644
--- a/src/qemu/qemu_block.c
+++ b/src/qemu/qemu_block.c
@@ -928,6 +928,38 @@ qemuBlockStorageSourceGetRBDProps(virStorageSource *src,
}
+static virJSONValue *
+qemuBlockStorageSourceGetVitastorProps(virStorageSource *src)
+{
+ virJSONValuePtr ret = NULL;
+ virStorageNetHostDefPtr host;
+ size_t i;
+ g_auto(virBuffer) buf = VIR_BUFFER_INITIALIZER;
+ g_autofree char *etcd = NULL;
+
+ for (i = 0; i < src->nhosts; i++) {
+ host = src->hosts + i;
+ if ((virStorageNetHostTransport)host->transport != VIR_STORAGE_NET_HOST_TRANS_TCP) {
+ return NULL;
+ }
+ virBufferAsprintf(&buf, i > 0 ? ",%s:%u" : "%s:%u", host->name, host->port);
+ }
+ if (src->nhosts > 0) {
+ etcd = virBufferContentAndReset(&buf);
+ }
+
+ if (virJSONValueObjectCreate(&ret,
+ "S:etcd-host", etcd,
+ "S:etcd-prefix", src->query,
+ "S:config-path", src->configFile,
+ "s:image", src->path,
+ NULL) < 0)
+ return NULL;
+
+ return ret;
+}
+
+
static virJSONValue *
qemuBlockStorageSourceGetSheepdogProps(virStorageSource *src)
{
@@ -1218,6 +1250,12 @@ qemuBlockStorageSourceGetBackendProps(virStorageSource *src,
return NULL;
break;
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
+ driver = "vitastor";
+ if (!(fileprops = qemuBlockStorageSourceGetVitastorProps(src)))
+ return NULL;
+ break;
+
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
driver = "sheepdog";
if (!(fileprops = qemuBlockStorageSourceGetSheepdogProps(src)))
@@ -2231,6 +2269,7 @@ qemuBlockGetBackingStoreString(virStorageSource *src,
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
case VIR_STORAGE_NET_PROTOCOL_RBD:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_VXHS:
case VIR_STORAGE_NET_PROTOCOL_NFS:
case VIR_STORAGE_NET_PROTOCOL_SSH:
@@ -2608,6 +2647,12 @@ qemuBlockStorageSourceCreateGetStorageProps(virStorageSource *src,
return -1;
break;
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
+ driver = "vitastor";
+ if (!(location = qemuBlockStorageSourceGetVitastorProps(src)))
+ return -1;
+ break;
+
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
driver = "sheepdog";
if (!(location = qemuBlockStorageSourceGetSheepdogProps(src)))
diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index ea51369..8258632 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -1074,6 +1074,43 @@ qemuBuildNetworkDriveStr(virStorageSource *src,
ret = virBufferContentAndReset(&buf);
break;
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
+ if (strchr(src->path, ':')) {
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+ _("':' not allowed in Vitastor source volume name '%s'"),
+ src->path);
+ return NULL;
+ }
+
+ virBufferStrcat(&buf, "vitastor:image=", src->path, NULL);
+
+ if (src->nhosts > 0) {
+ virBufferAddLit(&buf, ":etcd-host=");
+ for (i = 0; i < src->nhosts; i++) {
+ if (i)
+ virBufferAddLit(&buf, ",");
+
+ /* assume host containing : is ipv6 */
+ if (strchr(src->hosts[i].name, ':'))
+ virBufferEscape(&buf, '\\', ":", "[%s]",
+ src->hosts[i].name);
+ else
+ virBufferAsprintf(&buf, "%s", src->hosts[i].name);
+
+ if (src->hosts[i].port)
+ virBufferAsprintf(&buf, "\\:%u", src->hosts[i].port);
+ }
+ }
+
+ if (src->configFile)
+ virBufferEscape(&buf, '\\', ":", ":config-path=%s", src->configFile);
+
+ if (src->query)
+ virBufferEscape(&buf, '\\', ":", ":etcd-prefix=%s", src->query);
+
+ ret = virBufferContentAndReset(&buf);
+ break;
+
case VIR_STORAGE_NET_PROTOCOL_VXHS:
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("VxHS protocol does not support URI syntax"));
diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index fc60e15..5ab410d 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -4829,7 +4829,8 @@ qemuDomainValidateStorageSource(virStorageSource *src,
if (src->query &&
(actualType != VIR_STORAGE_TYPE_NETWORK ||
(src->protocol != VIR_STORAGE_NET_PROTOCOL_HTTPS &&
- src->protocol != VIR_STORAGE_NET_PROTOCOL_HTTP))) {
+ src->protocol != VIR_STORAGE_NET_PROTOCOL_HTTP &&
+ src->protocol != VIR_STORAGE_NET_PROTOCOL_VITASTOR))) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("query is supported only with HTTP(S) protocols"));
return -1;
@@ -10027,6 +10028,7 @@ qemuDomainPrepareStorageSourceTLS(virStorageSource *src,
break;
case VIR_STORAGE_NET_PROTOCOL_RBD:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
case VIR_STORAGE_NET_PROTOCOL_GLUSTER:
case VIR_STORAGE_NET_PROTOCOL_ISCSI:
diff --git a/src/qemu/qemu_snapshot.c b/src/qemu/qemu_snapshot.c
index 4e74ddd..14e5f2e 100644
--- a/src/qemu/qemu_snapshot.c
+++ b/src/qemu/qemu_snapshot.c
@@ -402,6 +402,7 @@ qemuSnapshotPrepareDiskExternalInactive(virDomainSnapshotDiskDef *snapdisk,
case VIR_STORAGE_NET_PROTOCOL_NONE:
case VIR_STORAGE_NET_PROTOCOL_NBD:
case VIR_STORAGE_NET_PROTOCOL_RBD:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
case VIR_STORAGE_NET_PROTOCOL_GLUSTER:
case VIR_STORAGE_NET_PROTOCOL_ISCSI:
@@ -494,6 +495,7 @@ qemuSnapshotPrepareDiskExternalActive(virDomainObj *vm,
case VIR_STORAGE_NET_PROTOCOL_NONE:
case VIR_STORAGE_NET_PROTOCOL_NBD:
case VIR_STORAGE_NET_PROTOCOL_RBD:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
case VIR_STORAGE_NET_PROTOCOL_ISCSI:
case VIR_STORAGE_NET_PROTOCOL_HTTP:
@@ -647,6 +649,7 @@ qemuSnapshotPrepareDiskInternal(virDomainDiskDef *disk,
case VIR_STORAGE_NET_PROTOCOL_NONE:
case VIR_STORAGE_NET_PROTOCOL_NBD:
case VIR_STORAGE_NET_PROTOCOL_RBD:
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
case VIR_STORAGE_NET_PROTOCOL_GLUSTER:
case VIR_STORAGE_NET_PROTOCOL_ISCSI:
diff --git a/src/storage/storage_driver.c b/src/storage/storage_driver.c
index c2ff4b8..70d0689 100644
--- a/src/storage/storage_driver.c
+++ b/src/storage/storage_driver.c
@@ -1644,6 +1644,7 @@ storageVolLookupByPathCallback(virStoragePoolObj *obj,
case VIR_STORAGE_POOL_GLUSTER:
case VIR_STORAGE_POOL_RBD:
+ case VIR_STORAGE_POOL_VITASTOR:
case VIR_STORAGE_POOL_SHEEPDOG:
case VIR_STORAGE_POOL_ZFS:
case VIR_STORAGE_POOL_LAST:
diff --git a/src/storage_file/storage_source_backingstore.c b/src/storage_file/storage_source_backingstore.c
index e48ae72..d7a9b72 100644
--- a/src/storage_file/storage_source_backingstore.c
+++ b/src/storage_file/storage_source_backingstore.c
@@ -284,6 +284,75 @@ virStorageSourceParseRBDColonString(const char *rbdstr,
}
+static int
+virStorageSourceParseVitastorColonString(const char *colonstr,
+ virStorageSource *src)
+{
+ char *p, *e, *next;
+ g_autofree char *options = NULL;
+
+ /* optionally skip the "vitastor:" prefix if provided */
+ if (STRPREFIX(colonstr, "vitastor:"))
+ colonstr += strlen("vitastor:");
+
+ options = g_strdup(colonstr);
+
+ p = options;
+ while (*p) {
+ /* find : delimiter or end of string */
+ for (e = p; *e && *e != ':'; ++e) {
+ if (*e == '\\') {
+ e++;
+ if (*e == '\0')
+ break;
+ }
+ }
+ if (*e == '\0') {
+ next = e; /* last kv pair */
+ } else {
+ next = e + 1;
+ *e = '\0';
+ }
+
+ if (STRPREFIX(p, "image=")) {
+ src->path = g_strdup(p + strlen("image="));
+ } else if (STRPREFIX(p, "etcd-prefix=")) {
+ src->query = g_strdup(p + strlen("etcd-prefix="));
+ } else if (STRPREFIX(p, "config-path=")) {
+ src->configFile = g_strdup(p + strlen("config-path="));
+ } else if (STRPREFIX(p, "etcd-host=")) {
+ char *h, *sep;
+
+ h = p + strlen("etcd-host=");
+ while (h < e) {
+ for (sep = h; sep < e; ++sep) {
+ if (*sep == '\\' && (sep[1] == ',' ||
+ sep[1] == ';' ||
+ sep[1] == ' ')) {
+ *sep = '\0';
+ sep += 2;
+ break;
+ }
+ }
+
+ if (virStorageSourceRBDAddHost(src, h) < 0)
+ return -1;
+
+ h = sep;
+ }
+ }
+
+ p = next;
+ }
+
+ if (!src->path) {
+ return -1;
+ }
+
+ return 0;
+}
+
+
static int
virStorageSourceParseNBDColonString(const char *nbdstr,
virStorageSource *src)
@@ -396,6 +465,11 @@ virStorageSourceParseBackingColon(virStorageSource *src,
return -1;
break;
+ case VIR_STORAGE_NET_PROTOCOL_VITASTOR:
+ if (virStorageSourceParseVitastorColonString(path, src) < 0)
+ return -1;
+ break;
+
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
case VIR_STORAGE_NET_PROTOCOL_LAST:
case VIR_STORAGE_NET_PROTOCOL_NONE:
@@ -984,6 +1058,54 @@ virStorageSourceParseBackingJSONRBD(virStorageSource *src,
return 0;
}
+static int
+virStorageSourceParseBackingJSONVitastor(virStorageSource *src,
+ virJSONValue *json,
+ const char *jsonstr G_GNUC_UNUSED,
+ int opaque G_GNUC_UNUSED)
+{
+ const char *filename;
+ const char *image = virJSONValueObjectGetString(json, "image");
+ const char *conf = virJSONValueObjectGetString(json, "config-path");
+ const char *etcd_prefix = virJSONValueObjectGetString(json, "etcd-prefix");
+ virJSONValue *servers = virJSONValueObjectGetArray(json, "server");
+ size_t nservers;
+ size_t i;
+
+ src->type = VIR_STORAGE_TYPE_NETWORK;
+ src->protocol = VIR_STORAGE_NET_PROTOCOL_VITASTOR;
+
+ /* legacy syntax passed via 'filename' option */
+ if ((filename = virJSONValueObjectGetString(json, "filename")))
+ return virStorageSourceParseVitastorColonString(filename, src);
+
+ if (!image) {
+ virReportError(VIR_ERR_INVALID_ARG, "%s",
+ _("missing image name in Vitastor backing volume "
+ "JSON specification"));
+ return -1;
+ }
+
+ src->path = g_strdup(image);
+ src->configFile = g_strdup(conf);
+ src->query = g_strdup(etcd_prefix);
+
+ if (servers) {
+ nservers = virJSONValueArraySize(servers);
+
+ src->hosts = g_new0(virStorageNetHostDef, nservers);
+ src->nhosts = nservers;
+
+ for (i = 0; i < nservers; i++) {
+ if (virStorageSourceParseBackingJSONInetSocketAddress(src->hosts + i,
+ virJSONValueArrayGet(servers, i)) < 0)
+ return -1;
+ }
+ }
+
+ return 0;
+}
+
static int
virStorageSourceParseBackingJSONRaw(virStorageSource *src,
virJSONValue *json,
@@ -1162,6 +1284,7 @@ static const struct virStorageSourceJSONDriverParser jsonParsers[] = {
{"sheepdog", false, virStorageSourceParseBackingJSONSheepdog, 0},
{"ssh", false, virStorageSourceParseBackingJSONSSH, 0},
{"rbd", false, virStorageSourceParseBackingJSONRBD, 0},
+ {"vitastor", false, virStorageSourceParseBackingJSONVitastor, 0},
{"raw", true, virStorageSourceParseBackingJSONRaw, 0},
{"nfs", false, virStorageSourceParseBackingJSONNFS, 0},
{"vxhs", false, virStorageSourceParseBackingJSONVxHS, 0},
diff --git a/src/test/test_driver.c b/src/test/test_driver.c
index ef0ddab..2173dc3 100644
--- a/src/test/test_driver.c
+++ b/src/test/test_driver.c
@@ -7131,6 +7131,7 @@ testStorageVolumeTypeForPool(int pooltype)
case VIR_STORAGE_POOL_ISCSI_DIRECT:
case VIR_STORAGE_POOL_GLUSTER:
case VIR_STORAGE_POOL_RBD:
+ case VIR_STORAGE_POOL_VITASTOR:
return VIR_STORAGE_VOL_NETWORK;
case VIR_STORAGE_POOL_LOGICAL:
case VIR_STORAGE_POOL_DISK:
diff --git a/tests/storagepoolcapsschemadata/poolcaps-fs.xml b/tests/storagepoolcapsschemadata/poolcaps-fs.xml
index eee75af..8bd0a57 100644
--- a/tests/storagepoolcapsschemadata/poolcaps-fs.xml
+++ b/tests/storagepoolcapsschemadata/poolcaps-fs.xml
@@ -204,4 +204,11 @@
</enum>
</volOptions>
</pool>
+ <pool type='vitastor' supported='no'>
+ <volOptions>
+ <defaultFormat type='raw'/>
+ <enum name='targetFormatType'>
+ </enum>
+ </volOptions>
+ </pool>
</storagepoolCapabilities>
diff --git a/tests/storagepoolcapsschemadata/poolcaps-full.xml b/tests/storagepoolcapsschemadata/poolcaps-full.xml
index 805950a..852df0d 100644
--- a/tests/storagepoolcapsschemadata/poolcaps-full.xml
+++ b/tests/storagepoolcapsschemadata/poolcaps-full.xml
@@ -204,4 +204,11 @@
</enum>
</volOptions>
</pool>
+ <pool type='vitastor' supported='yes'>
+ <volOptions>
+ <defaultFormat type='raw'/>
+ <enum name='targetFormatType'>
+ </enum>
+ </volOptions>
+ </pool>
</storagepoolCapabilities>
diff --git a/tests/storagepoolxml2argvtest.c b/tests/storagepoolxml2argvtest.c
index 449b745..7f95cc8 100644
--- a/tests/storagepoolxml2argvtest.c
+++ b/tests/storagepoolxml2argvtest.c
@@ -68,6 +68,7 @@ testCompareXMLToArgvFiles(bool shouldFail,
case VIR_STORAGE_POOL_GLUSTER:
case VIR_STORAGE_POOL_ZFS:
case VIR_STORAGE_POOL_VSTORAGE:
+ case VIR_STORAGE_POOL_VITASTOR:
case VIR_STORAGE_POOL_LAST:
default:
VIR_TEST_DEBUG("pool type '%s' has no xml2argv test", defTypeStr);
diff --git a/tools/virsh-pool.c b/tools/virsh-pool.c
index 18f3839..c8e1436 100644
--- a/tools/virsh-pool.c
+++ b/tools/virsh-pool.c
@@ -1231,6 +1231,9 @@ cmdPoolList(vshControl *ctl, const vshCmd *cmd G_GNUC_UNUSED)
case VIR_STORAGE_POOL_VSTORAGE:
flags |= VIR_CONNECT_LIST_STORAGE_POOLS_VSTORAGE;
break;
+ case VIR_STORAGE_POOL_VITASTOR:
+ flags |= VIR_CONNECT_LIST_STORAGE_POOLS_VITASTOR;
+ break;
case VIR_STORAGE_POOL_LAST:
break;
}

View File

@@ -1,32 +0,0 @@
<!-- Example libvirt VM configuration with Vitastor disk -->
<domain type='kvm'>
<name>debian9</name>
<uuid>96f277fb-fd9c-49da-bf21-a5cfd54eb162</uuid>
<memory unit="KiB">524288</memory>
<currentMemory>524288</currentMemory>
<vcpu>1</vcpu>
<os>
<type arch='x86_64'>hvm</type>
<boot dev='hd' />
</os>
<devices>
<emulator>/usr/bin/qemu-system-x86_64</emulator>
<disk type='network' device='disk'>
<target dev='vda' bus='virtio' />
<driver name='qemu' type='raw' />
<!-- name is Vitastor image name -->
<!-- config (optional) is the path to Vitastor's configuration file -->
<!-- query (optional) is Vitastor's etcd_prefix -->
<source protocol='vitastor' name='debian9' query='/vitastor' config='/etc/vitastor/vitastor.conf'>
<!-- hosts = etcd addresses -->
<host name='192.168.7.2' port='2379' />
</source>
<!-- required because Vitastor only supports 4k physical sectors -->
<blockio physical_block_size="4096" logical_block_size="512" />
</disk>
<interface type='network'>
<source network='default' />
</interface>
<graphics type='vnc' port='-1' />
</devices>
</domain>

View File

@@ -1,287 +0,0 @@
diff --git a/nova/virt/image/model.py b/nova/virt/image/model.py
index 971f7e9c07..70ed70d5e2 100644
--- a/nova/virt/image/model.py
+++ b/nova/virt/image/model.py
@@ -129,3 +129,22 @@ class RBDImage(Image):
self.user = user
self.password = password
self.servers = servers
+
+
+class VitastorImage(Image):
+ """Class for images in a remote Vitastor cluster"""
+
+ def __init__(self, name, etcd_address = None, etcd_prefix = None, config_path = None):
+ """Create a new Vitastor image object
+
+ :param name: name of the image
+ :param etcd_address: etcd URL(s) (optional)
+ :param etcd_prefix: etcd prefix (optional)
+ :param config_path: path to the configuration (optional)
+ """
+ super(RBDImage, self).__init__(FORMAT_RAW)
+
+ self.name = name
+ self.etcd_address = etcd_address
+ self.etcd_prefix = etcd_prefix
+ self.config_path = config_path
diff --git a/nova/virt/images.py b/nova/virt/images.py
index 5358f3766a..ebe3d6effb 100644
--- a/nova/virt/images.py
+++ b/nova/virt/images.py
@@ -41,7 +41,7 @@ IMAGE_API = glance.API()
def qemu_img_info(path, format=None):
"""Return an object containing the parsed output from qemu-img info."""
- if not os.path.exists(path) and not path.startswith('rbd:'):
+ if not os.path.exists(path) and not path.startswith('rbd:') and not path.startswith('vitastor:'):
raise exception.DiskNotFound(location=path)
info = nova.privsep.qemu.unprivileged_qemu_img_info(path, format=format)
@@ -50,7 +50,7 @@ def qemu_img_info(path, format=None):
def privileged_qemu_img_info(path, format=None, output_format='json'):
"""Return an object containing the parsed output from qemu-img info."""
- if not os.path.exists(path) and not path.startswith('rbd:'):
+ if not os.path.exists(path) and not path.startswith('rbd:') and not path.startswith('vitastor:'):
raise exception.DiskNotFound(location=path)
info = nova.privsep.qemu.privileged_qemu_img_info(path, format=format)
diff --git a/nova/virt/libvirt/config.py b/nova/virt/libvirt/config.py
index f9475776b3..51573fe41d 100644
--- a/nova/virt/libvirt/config.py
+++ b/nova/virt/libvirt/config.py
@@ -1060,6 +1060,8 @@ class LibvirtConfigGuestDisk(LibvirtConfigGuestDevice):
self.driver_iommu = False
self.source_path = None
self.source_protocol = None
+ self.source_query = None
+ self.source_config = None
self.source_name = None
self.source_hosts = []
self.source_ports = []
@@ -1186,7 +1188,8 @@ class LibvirtConfigGuestDisk(LibvirtConfigGuestDevice):
elif self.source_type == "mount":
dev.append(etree.Element("source", dir=self.source_path))
elif self.source_type == "network" and self.source_protocol:
- source = etree.Element("source", protocol=self.source_protocol)
+ source = etree.Element("source", protocol=self.source_protocol,
+ query=self.source_query, config=self.source_config)
if self.source_name is not None:
source.set('name', self.source_name)
hosts_info = zip(self.source_hosts, self.source_ports)
diff --git a/nova/virt/libvirt/driver.py b/nova/virt/libvirt/driver.py
index 391231c527..34dc60dcdd 100644
--- a/nova/virt/libvirt/driver.py
+++ b/nova/virt/libvirt/driver.py
@@ -179,6 +179,7 @@ VOLUME_DRIVERS = {
'local': 'nova.virt.libvirt.volume.volume.LibvirtVolumeDriver',
'fake': 'nova.virt.libvirt.volume.volume.LibvirtFakeVolumeDriver',
'rbd': 'nova.virt.libvirt.volume.net.LibvirtNetVolumeDriver',
+ 'vitastor': 'nova.virt.libvirt.volume.vitastor.LibvirtVitastorVolumeDriver',
'nfs': 'nova.virt.libvirt.volume.nfs.LibvirtNFSVolumeDriver',
'smbfs': 'nova.virt.libvirt.volume.smbfs.LibvirtSMBFSVolumeDriver',
'fibre_channel': 'nova.virt.libvirt.volume.fibrechannel.LibvirtFibreChannelVolumeDriver', # noqa:E501
@@ -385,10 +386,10 @@ class LibvirtDriver(driver.ComputeDriver):
# This prevents the risk of one test setting a capability
# which bleeds over into other tests.
- # LVM and RBD require raw images. If we are not configured to
+ # LVM, RBD, Vitastor require raw images. If we are not configured to
# force convert images into raw format, then we _require_ raw
# images only.
- raw_only = ('rbd', 'lvm')
+ raw_only = ('rbd', 'lvm', 'vitastor')
requires_raw_image = (CONF.libvirt.images_type in raw_only and
not CONF.force_raw_images)
requires_ploop_image = CONF.libvirt.virt_type == 'parallels'
@@ -775,12 +776,12 @@ class LibvirtDriver(driver.ComputeDriver):
# Some imagebackends are only able to import raw disk images,
# and will fail if given any other format. See the bug
# https://bugs.launchpad.net/nova/+bug/1816686 for more details.
- if CONF.libvirt.images_type in ('rbd',):
+ if CONF.libvirt.images_type in ('rbd', 'vitastor'):
if not CONF.force_raw_images:
msg = _("'[DEFAULT]/force_raw_images = False' is not "
- "allowed with '[libvirt]/images_type = rbd'. "
+ "allowed with '[libvirt]/images_type = rbd' or 'vitastor'. "
"Please check the two configs and if you really "
- "do want to use rbd as images_type, set "
+ "do want to use rbd or vitastor as images_type, set "
"force_raw_images to True.")
raise exception.InvalidConfiguration(msg)
@@ -2603,6 +2604,16 @@ class LibvirtDriver(driver.ComputeDriver):
if connection_info['data'].get('auth_enabled'):
username = connection_info['data']['auth_username']
path = f"rbd:{volume_name}:id={username}"
+ elif connection_info['driver_volume_type'] == 'vitastor':
+ volume_name = connection_info['data']['name']
+ path = 'vitastor:image='+volume_name.replace(':', '\\:')
+ for k in [ 'config_path', 'etcd_address', 'etcd_prefix' ]:
+ if k in connection_info['data']:
+ kk = k
+ if kk == 'etcd_address':
+ # FIXME use etcd_address in qemu driver
+ kk = 'etcd_host'
+ path += ":"+kk.replace('_', '-')+"="+connection_info['data'][k].replace(':', '\\:')
else:
path = 'unknown'
raise exception.DiskNotFound(location='unknown')
@@ -2827,8 +2838,8 @@ class LibvirtDriver(driver.ComputeDriver):
image_format = CONF.libvirt.snapshot_image_format or source_type
- # NOTE(bfilippov): save lvm and rbd as raw
- if image_format == 'lvm' or image_format == 'rbd':
+ # NOTE(bfilippov): save lvm and rbd and vitastor as raw
+ if image_format == 'lvm' or image_format == 'rbd' or image_format == 'vitastor':
image_format = 'raw'
metadata = self._create_snapshot_metadata(instance.image_meta,
@@ -2899,7 +2910,7 @@ class LibvirtDriver(driver.ComputeDriver):
expected_state=task_states.IMAGE_UPLOADING)
# TODO(nic): possibly abstract this out to the root_disk
- if source_type == 'rbd' and live_snapshot:
+ if (source_type == 'rbd' or source_type == 'vitastor') and live_snapshot:
# Standard snapshot uses qemu-img convert from RBD which is
# not safe to run with live_snapshot.
live_snapshot = False
@@ -4099,7 +4110,7 @@ class LibvirtDriver(driver.ComputeDriver):
# cleanup rescue volume
lvm.remove_volumes([lvmdisk for lvmdisk in self._lvm_disks(instance)
if lvmdisk.endswith('.rescue')])
- if CONF.libvirt.images_type == 'rbd':
+ if CONF.libvirt.images_type == 'rbd' or CONF.libvirt.images_type == 'vitastor':
filter_fn = lambda disk: (disk.startswith(instance.uuid) and
disk.endswith('.rescue'))
rbd_utils.RBDDriver().cleanup_volumes(filter_fn)
@@ -4356,6 +4367,8 @@ class LibvirtDriver(driver.ComputeDriver):
# TODO(mikal): there is a bug here if images_type has
# changed since creation of the instance, but I am pretty
# sure that this bug already exists.
+ if CONF.libvirt.images_type == 'vitastor':
+ return 'vitastor'
return 'rbd' if CONF.libvirt.images_type == 'rbd' else 'raw'
@staticmethod
@@ -4764,10 +4777,10 @@ class LibvirtDriver(driver.ComputeDriver):
finally:
# NOTE(mikal): if the config drive was imported into RBD,
# then we no longer need the local copy
- if CONF.libvirt.images_type == 'rbd':
+ if CONF.libvirt.images_type == 'rbd' or CONF.libvirt.images_type == 'vitastor':
LOG.info('Deleting local config drive %(path)s '
- 'because it was imported into RBD.',
- {'path': config_disk_local_path},
+ 'because it was imported into %(type).',
+ {'path': config_disk_local_path, 'type': CONF.libvirt.images_type},
instance=instance)
os.unlink(config_disk_local_path)
diff --git a/nova/virt/libvirt/utils.py b/nova/virt/libvirt/utils.py
index da2a6e8b8a..52c02e72f1 100644
--- a/nova/virt/libvirt/utils.py
+++ b/nova/virt/libvirt/utils.py
@@ -340,6 +340,10 @@ def find_disk(guest: libvirt_guest.Guest) -> ty.Tuple[str, ty.Optional[str]]:
disk_path = disk.source_name
if disk_path:
disk_path = 'rbd:' + disk_path
+ elif not disk_path and disk.source_protocol == 'vitastor':
+ disk_path = disk.source_name
+ if disk_path:
+ disk_path = 'vitastor:' + disk_path
if not disk_path:
raise RuntimeError(_("Can't retrieve root device path "
@@ -354,6 +358,8 @@ def get_disk_type_from_path(path: str) -> ty.Optional[str]:
return 'lvm'
elif path.startswith('rbd:'):
return 'rbd'
+ elif path.startswith('vitastor:'):
+ return 'vitastor'
elif (os.path.isdir(path) and
os.path.exists(os.path.join(path, "DiskDescriptor.xml"))):
return 'ploop'
diff --git a/nova/virt/libvirt/volume/vitastor.py b/nova/virt/libvirt/volume/vitastor.py
new file mode 100644
index 0000000000..0256df62c1
--- /dev/null
+++ b/nova/virt/libvirt/volume/vitastor.py
@@ -0,0 +1,75 @@
+# Copyright (c) 2021+, Vitaliy Filippov <vitalif@yourcmc.ru>
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+from os_brick import exception as os_brick_exception
+from os_brick import initiator
+from os_brick.initiator import connector
+from oslo_log import log as logging
+
+import nova.conf
+from nova import utils
+from nova.virt.libvirt.volume import volume as libvirt_volume
+
+
+CONF = nova.conf.CONF
+LOG = logging.getLogger(__name__)
+
+
+class LibvirtVitastorVolumeDriver(libvirt_volume.LibvirtBaseVolumeDriver):
+ """Driver to attach Vitastor volumes to libvirt."""
+ def __init__(self, host):
+ super(LibvirtVitastorVolumeDriver, self).__init__(host, is_block_dev=False)
+
+ def connect_volume(self, connection_info, instance):
+ pass
+
+ def disconnect_volume(self, connection_info, instance):
+ pass
+
+ def get_config(self, connection_info, disk_info):
+ """Returns xml for libvirt."""
+ conf = super(LibvirtVitastorVolumeDriver, self).get_config(connection_info, disk_info)
+ conf.source_type = 'network'
+ conf.source_protocol = 'vitastor'
+ conf.source_name = connection_info['data'].get('name')
+ conf.source_query = connection_info['data'].get('etcd_prefix') or None
+ conf.source_config = connection_info['data'].get('config_path') or None
+ conf.source_hosts = []
+ conf.source_ports = []
+ addresses = connection_info['data'].get('etcd_address', '')
+ if addresses:
+ if not isinstance(addresses, list):
+ addresses = addresses.split(',')
+ for addr in addresses:
+ if addr.startswith('https://'):
+ raise NotImplementedError('Vitastor block driver does not support SSL for etcd communication yet')
+ if addr.startswith('http://'):
+ addr = addr[7:]
+ addr = addr.rstrip('/')
+ if addr.endswith('/v3'):
+ addr = addr[0:-3]
+ p = addr.find('/')
+ if p > 0:
+ raise NotImplementedError('libvirt does not support custom URL paths for Vitastor etcd yet. Use /etc/vitastor/vitastor.conf')
+ p = addr.find(':')
+ port = '2379'
+ if p > 0:
+ port = addr[p+1:]
+ addr = addr[0:p]
+ conf.source_hosts.append(addr)
+ conf.source_ports.append(port)
+ return conf
+
+ def extend_volume(self, connection_info, instance, requested_size):
+ raise NotImplementedError

View File

@@ -1,88 +0,0 @@
Index: qemu-6.1+dfsg/qapi/block-core.json
===================================================================
--- qemu-6.1+dfsg.orig/qapi/block-core.json
+++ qemu-6.1+dfsg/qapi/block-core.json
@@ -2838,7 +2838,7 @@
'luks', 'nbd', 'nfs', 'null-aio', 'null-co', 'nvme', 'parallels',
'preallocate', 'qcow', 'qcow2', 'qed', 'quorum', 'raw', 'rbd',
{ 'name': 'replication', 'if': 'defined(CONFIG_REPLICATION)' },
- 'ssh', 'throttle', 'vdi', 'vhdx', 'vmdk', 'vpc', 'vvfat' ] }
+ 'ssh', 'throttle', 'vdi', 'vhdx', 'vitastor', 'vmdk', 'vpc', 'vvfat' ] }
##
# @BlockdevOptionsFile:
@@ -3763,6 +3763,28 @@
'*server': ['InetSocketAddressBase'] } }
##
+# @BlockdevOptionsVitastor:
+#
+# Driver specific block device options for vitastor
+#
+# @image: Image name
+# @inode: Inode number
+# @pool: Pool ID
+# @size: Desired image size in bytes
+# @config-path: Path to Vitastor configuration
+# @etcd-host: etcd connection address(es)
+# @etcd-prefix: etcd key/value prefix
+##
+{ 'struct': 'BlockdevOptionsVitastor',
+ 'data': { '*inode': 'uint64',
+ '*pool': 'uint64',
+ '*size': 'uint64',
+ '*image': 'str',
+ '*config-path': 'str',
+ '*etcd-host': 'str',
+ '*etcd-prefix': 'str' } }
+
+##
# @ReplicationMode:
#
# An enumeration of replication modes.
@@ -4134,6 +4156,7 @@
'throttle': 'BlockdevOptionsThrottle',
'vdi': 'BlockdevOptionsGenericFormat',
'vhdx': 'BlockdevOptionsGenericFormat',
+ 'vitastor': 'BlockdevOptionsVitastor',
'vmdk': 'BlockdevOptionsGenericCOWFormat',
'vpc': 'BlockdevOptionsGenericFormat',
'vvfat': 'BlockdevOptionsVVFAT'
@@ -4523,6 +4546,17 @@
'*encrypt' : 'RbdEncryptionCreateOptions' } }
##
+# @BlockdevCreateOptionsVitastor:
+#
+# Driver specific image creation options for Vitastor.
+#
+# @size: Size of the virtual disk in bytes
+##
+{ 'struct': 'BlockdevCreateOptionsVitastor',
+ 'data': { 'location': 'BlockdevOptionsVitastor',
+ 'size': 'size' } }
+
+##
# @BlockdevVmdkSubformat:
#
# Subformat options for VMDK images
@@ -4718,6 +4752,7 @@
'ssh': 'BlockdevCreateOptionsSsh',
'vdi': 'BlockdevCreateOptionsVdi',
'vhdx': 'BlockdevCreateOptionsVhdx',
+ 'vitastor': 'BlockdevCreateOptionsVitastor',
'vmdk': 'BlockdevCreateOptionsVmdk',
'vpc': 'BlockdevCreateOptionsVpc'
} }
Index: qemu-6.1+dfsg/scripts/modules/module_block.py
===================================================================
--- qemu-6.1+dfsg.orig/scripts/modules/module_block.py
+++ qemu-6.1+dfsg/scripts/modules/module_block.py
@@ -86,6 +86,7 @@ if __name__ == '__main__':
output_file = sys.argv[1]
with open(output_file, 'w') as fheader:
print_top(fheader)
+ add_module(fheader, "vitastor", "vitastor", "vitastor")
for filename in sys.argv[2:]:
if os.path.isfile(filename):

View File

@@ -11,7 +11,7 @@ Index: qemu-3.1+dfsg/qapi/block-core.json
'host_cdrom', 'host_device', 'http', 'https', 'iscsi', 'luks',
'nbd', 'nfs', 'null-aio', 'null-co', 'nvme', 'parallels', 'qcow',
'qcow2', 'qed', 'quorum', 'raw', 'rbd', 'replication', 'sheepdog',
@@ -3367,6 +3367,28 @@
@@ -3367,6 +3367,24 @@
'*tag': 'str' } }
##
@@ -19,22 +19,18 @@ Index: qemu-3.1+dfsg/qapi/block-core.json
+#
+# Driver specific block device options for vitastor
+#
+# @image: Image name
+# @inode: Inode number
+# @pool: Pool ID
+# @size: Desired image size in bytes
+# @config-path: Path to Vitastor configuration
+# @etcd-host: etcd connection address(es)
+# @etcd-prefix: etcd key/value prefix
+# @etcd_host: etcd connection address
+# @etcd_prefix: etcd key/value prefix
+##
+{ 'struct': 'BlockdevOptionsVitastor',
+ 'data': { '*inode': 'uint64',
+ '*pool': 'uint64',
+ '*size': 'uint64',
+ '*image': 'str',
+ '*config-path': 'str',
+ '*etcd-host': 'str',
+ '*etcd-prefix': 'str' } }
+ 'data': { 'inode': 'uint64',
+ 'pool': 'uint64',
+ 'size': 'uint64',
+ 'etcd_host': 'str',
+ '*etcd_prefix': 'str' } }
+
+##
# @ReplicationMode:

View File

@@ -11,7 +11,7 @@ Index: qemu/qapi/block-core.json
'ssh', 'throttle', 'vdi', 'vhdx', 'vmdk', 'vpc', 'vvfat', 'vxhs' ] }
##
@@ -3725,6 +3725,28 @@
@@ -3725,6 +3725,24 @@
'*tag': 'str' } }
##
@@ -19,22 +19,18 @@ Index: qemu/qapi/block-core.json
+#
+# Driver specific block device options for vitastor
+#
+# @image: Image name
+# @inode: Inode number
+# @pool: Pool ID
+# @size: Desired image size in bytes
+# @config-path: Path to Vitastor configuration
+# @etcd-host: etcd connection address(es)
+# @etcd-prefix: etcd key/value prefix
+# @etcd_host: etcd connection address
+# @etcd_prefix: etcd key/value prefix
+##
+{ 'struct': 'BlockdevOptionsVitastor',
+ 'data': { '*inode': 'uint64',
+ '*pool': 'uint64',
+ '*size': 'uint64',
+ '*image': 'str',
+ '*config-path': 'str',
+ '*etcd-host': 'str',
+ '*etcd-prefix': 'str' } }
+ 'data': { 'inode': 'uint64',
+ 'pool': 'uint64',
+ 'size': 'uint64',
+ 'etcd_host': 'str',
+ '*etcd_prefix': 'str' } }
+
+##
# @ReplicationMode:

View File

@@ -11,7 +11,7 @@ Index: qemu/qapi/block-core.json
'ssh', 'throttle', 'vdi', 'vhdx', 'vmdk', 'vpc', 'vvfat', 'vxhs' ] }
##
@@ -3635,6 +3635,28 @@
@@ -3635,6 +3635,24 @@
'*tag': 'str' } }
##
@@ -19,22 +19,18 @@ Index: qemu/qapi/block-core.json
+#
+# Driver specific block device options for vitastor
+#
+# @image: Image name
+# @inode: Inode number
+# @pool: Pool ID
+# @size: Desired image size in bytes
+# @config-path: Path to Vitastor configuration
+# @etcd-host: etcd connection address(es)
+# @etcd-prefix: etcd key/value prefix
+# @etcd_host: etcd connection address
+# @etcd_prefix: etcd key/value prefix
+##
+{ 'struct': 'BlockdevOptionsVitastor',
+ 'data': { '*inode': 'uint64',
+ '*pool': 'uint64',
+ '*size': 'uint64',
+ '*image': 'str',
+ '*config-path': 'str',
+ '*etcd-host': 'str',
+ '*etcd-prefix': 'str' } }
+ 'data': { 'inode': 'uint64',
+ 'pool': 'uint64',
+ 'size': 'uint64',
+ 'etcd_host': 'str',
+ '*etcd_prefix': 'str' } }
+
+##
# @ReplicationMode:

View File

@@ -11,7 +11,7 @@ Index: qemu-5.1+dfsg/qapi/block-core.json
'ssh', 'throttle', 'vdi', 'vhdx', 'vmdk', 'vpc', 'vvfat' ] }
##
@@ -3644,6 +3644,28 @@
@@ -3644,6 +3644,24 @@
'*tag': 'str' } }
##
@@ -19,22 +19,18 @@ Index: qemu-5.1+dfsg/qapi/block-core.json
+#
+# Driver specific block device options for vitastor
+#
+# @image: Image name
+# @inode: Inode number
+# @pool: Pool ID
+# @size: Desired image size in bytes
+# @config-path: Path to Vitastor configuration
+# @etcd-host: etcd connection address(es)
+# @etcd-prefix: etcd key/value prefix
+# @etcd_host: etcd connection address
+# @etcd_prefix: etcd key/value prefix
+##
+{ 'struct': 'BlockdevOptionsVitastor',
+ 'data': { '*inode': 'uint64',
+ '*pool': 'uint64',
+ '*size': 'uint64',
+ '*image': 'str',
+ '*config-path': 'str',
+ '*etcd-host': 'str',
+ '*etcd-prefix': 'str' } }
+ 'data': { 'inode': 'uint64',
+ 'pool': 'uint64',
+ 'size': 'uint64',
+ 'etcd_host': 'str',
+ '*etcd_prefix': 'str' } }
+
+##
# @ReplicationMode:

View File

@@ -48,4 +48,4 @@ FIO=`rpm -qi fio | perl -e 'while(<>) { /^Epoch[\s:]+(\S+)/ && print "$1:"; /^Ve
QEMU=`rpm -qi qemu qemu-kvm | perl -e 'while(<>) { /^Epoch[\s:]+(\S+)/ && print "$1:"; /^Version[\s:]+(\S+)/ && print $1; /^Release[\s:]+(\S+)/ && print "-$1"; }'`
perl -i -pe 's/(Requires:\s*fio)([^\n]+)?/$1 = '$FIO'/' $VITASTOR/rpm/vitastor-el$EL.spec
perl -i -pe 's/(Requires:\s*qemu(?:-kvm)?)([^\n]+)?/$1 = '$QEMU'/' $VITASTOR/rpm/vitastor-el$EL.spec
tar --transform 's#^#vitastor-0.6.8/#' --exclude 'rpm/*.rpm' -czf $VITASTOR/../vitastor-0.6.8$(rpm --eval '%dist').tar.gz *
tar --transform 's#^#vitastor-0.5.10/#' --exclude 'rpm/*.rpm' -czf $VITASTOR/../vitastor-0.5.10$(rpm --eval '%dist').tar.gz *

View File

@@ -11,7 +11,7 @@ RUN rm -rf /var/lib/dnf/*; dnf download --disablerepo='*' --enablerepo='centos-a
RUN rpm --nomd5 -i qemu*.src.rpm
RUN cd ~/rpmbuild/SPECS && dnf builddep -y --enablerepo=PowerTools --spec qemu-kvm.spec
ADD patches/qemu-*-vitastor.patch /root/vitastor/patches/
ADD qemu-*-vitastor.patch /root/vitastor/
RUN set -e; \
mkdir -p /root/packages/qemu-el8; \
@@ -25,7 +25,7 @@ RUN set -e; \
echo "Patch$((PN+1)): qemu-4.2-vitastor.patch" >> qemu-kvm.spec; \
tail -n +2 xx01 >> qemu-kvm.spec; \
perl -i -pe 's/(^Release:\s*\d+)/$1.vitastor/' qemu-kvm.spec; \
cp /root/vitastor/patches/qemu-4.2-vitastor.patch ~/rpmbuild/SOURCES; \
cp /root/vitastor/qemu-4.2-vitastor.patch ~/rpmbuild/SOURCES; \
rpmbuild --nocheck -ba qemu-kvm.spec; \
cp ~/rpmbuild/RPMS/*/*qemu* /root/packages/qemu-el8/; \
cp ~/rpmbuild/SRPMS/*qemu* /root/packages/qemu-el8/

View File

@@ -15,9 +15,8 @@ RUN yumdownloader --disablerepo=centos-sclo-rh --source fio
RUN rpm --nomd5 -i qemu*.src.rpm
RUN rpm --nomd5 -i fio*.src.rpm
RUN rm -f /etc/yum.repos.d/CentOS-Media.repo
RUN cd ~/rpmbuild/SPECS && yum-builddep -y qemu-kvm.spec
RUN cd ~/rpmbuild/SPECS && yum-builddep -y fio.spec
RUN yum -y install rdma-core-devel
RUN cd ~/rpmbuild/SPECS && yum-builddep -y --enablerepo='*' --disablerepo=centos-sclo-rh --disablerepo=centos-sclo-rh-source --disablerepo=centos-sclo-sclo-testing qemu-kvm.spec
RUN cd ~/rpmbuild/SPECS && yum-builddep -y --enablerepo='*' --disablerepo=centos-sclo-rh --disablerepo=centos-sclo-rh-source --disablerepo=centos-sclo-sclo-testing fio.spec
ADD https://vitastor.io/rpms/liburing-el7/liburing-0.7-2.el7.src.rpm /root
@@ -38,7 +37,7 @@ ADD . /root/vitastor
RUN set -e; \
cd /root/vitastor/rpm; \
sh build-tarball.sh; \
cp /root/vitastor-0.6.8.el7.tar.gz ~/rpmbuild/SOURCES; \
cp /root/vitastor-0.5.10.el7.tar.gz ~/rpmbuild/SOURCES; \
cp vitastor-el7.spec ~/rpmbuild/SPECS/vitastor.spec; \
cd ~/rpmbuild/SPECS/; \
rpmbuild -ba vitastor.spec; \

View File

@@ -1,11 +1,11 @@
Name: vitastor
Version: 0.6.8
Version: 0.5.10
Release: 1%{?dist}
Summary: Vitastor, a fast software-defined clustered block storage
License: Vitastor Network Public License 1.1
URL: https://vitastor.io/
Source0: vitastor-0.6.8.el7.tar.gz
Source0: vitastor-0.5.10.el7.tar.gz
BuildRequires: liburing-devel >= 0.6
BuildRequires: gperftools-devel
@@ -14,14 +14,14 @@ BuildRequires: rh-nodejs12
BuildRequires: rh-nodejs12-npm
BuildRequires: jerasure-devel
BuildRequires: gf-complete-devel
BuildRequires: libibverbs-devel
BuildRequires: cmake
Requires: vitastor-osd = %{version}-%{release}
Requires: vitastor-mon = %{version}-%{release}
Requires: vitastor-client = %{version}-%{release}
Requires: vitastor-client-devel = %{version}-%{release}
Requires: vitastor-fio = %{version}-%{release}
Requires: vitastor-qemu = %{version}-%{release}
Requires: fio = 3.7-1.el7
Requires: qemu-kvm = 2.0.0-1.el7.6
Requires: rh-nodejs12
Requires: rh-nodejs12-npm
Requires: liburing >= 0.6
Requires: libJerasure2
Requires: lpsolve
%description
Vitastor is a small, simple and fast clustered block storage (storage for VM drives),
@@ -30,70 +30,6 @@ symmetric clustering and automatic data distribution over any number of drives o
size with configurable redundancy (replication or erasure codes/XOR).
%package -n vitastor-osd
Summary: Vitastor - OSD
Requires: libJerasure2
Requires: liburing >= 0.6
Requires: vitastor-client = %{version}-%{release}
%description -n vitastor-osd
Vitastor object storage daemon, i.e. server program that stores data.
%package -n vitastor-mon
Summary: Vitastor - monitor
Requires: rh-nodejs12
Requires: rh-nodejs12-npm
Requires: lpsolve
%description -n vitastor-mon
Vitastor monitor, i.e. server program responsible for watching cluster state and
scheduling cluster-level operations.
%package -n vitastor-client
Summary: Vitastor - client
Requires: liburing >= 0.6
%description -n vitastor-client
Vitastor client library and command-line interface.
%package -n vitastor-client-devel
Summary: Vitastor - development files
Group: Development/Libraries
Requires: vitastor-client = %{version}-%{release}
%description -n vitastor-client-devel
Vitastor library headers for development.
%package -n vitastor-fio
Summary: Vitastor - fio drivers
Group: Development/Libraries
Requires: vitastor-client = %{version}-%{release}
Requires: fio = 3.7-1.el7
%description -n vitastor-fio
Vitastor fio drivers for benchmarking.
%package -n vitastor-qemu
Summary: Vitastor - QEMU driver
Group: Development/Libraries
Requires: vitastor-client = %{version}-%{release}
Requires: qemu-kvm = 2.0.0-1.el7.6
%description -n vitastor-qemu
Vitastor QEMU block device driver.
%prep
%setup -q
@@ -112,46 +48,22 @@ cd mon
npm install
cd ..
mkdir -p %buildroot/usr/lib/vitastor
cp mon/make-osd.sh %buildroot/usr/lib/vitastor
cp -r mon %buildroot/usr/lib/vitastor
cp -r mon %buildroot/usr/lib/vitastor/mon
%files
%doc GPL-2.0.txt VNPL-1.1.txt README.md README-ru.md
%files -n vitastor-osd
%_bindir/vitastor-osd
%doc
%_bindir/vitastor-dump-journal
/usr/lib/vitastor/make-osd.sh
%files -n vitastor-mon
/usr/lib/vitastor/mon
%files -n vitastor-client
%_bindir/vitastor-nbd
%_bindir/vitastor-cli
%_bindir/vitastor-osd
%_bindir/vitastor-rm
%_bindir/vita
%_libdir/libvitastor_blk.so*
%_libdir/libvitastor_client.so*
%files -n vitastor-client-devel
%_includedir/vitastor_c.h
%_libdir/pkgconfig
%files -n vitastor-fio
%_libdir/qemu-kvm/block-vitastor.so
%_libdir/libfio_vitastor.so
%_libdir/libfio_vitastor_blk.so
%_libdir/libfio_vitastor_sec.so
%files -n vitastor-qemu
%_libdir/qemu-kvm/block-vitastor.so
%_libdir/libvitastor_blk.so
%_libdir/libvitastor_client.so
/usr/lib/vitastor
%changelog

View File

@@ -15,7 +15,6 @@ RUN rpm --nomd5 -i qemu*.src.rpm
RUN rpm --nomd5 -i fio*.src.rpm
RUN cd ~/rpmbuild/SPECS && dnf builddep -y --enablerepo=powertools --spec qemu-kvm.spec
RUN cd ~/rpmbuild/SPECS && dnf builddep -y --enablerepo=powertools --spec fio.spec && dnf install -y cmake
RUN yum -y install libibverbs-devel libarchive
ADD https://vitastor.io/rpms/liburing-el7/liburing-0.7-2.el7.src.rpm /root
@@ -36,7 +35,7 @@ ADD . /root/vitastor
RUN set -e; \
cd /root/vitastor/rpm; \
sh build-tarball.sh; \
cp /root/vitastor-0.6.8.el8.tar.gz ~/rpmbuild/SOURCES; \
cp /root/vitastor-0.5.10.el8.tar.gz ~/rpmbuild/SOURCES; \
cp vitastor-el8.spec ~/rpmbuild/SPECS/vitastor.spec; \
cd ~/rpmbuild/SPECS/; \
rpmbuild -ba vitastor.spec; \

View File

@@ -1,11 +1,11 @@
Name: vitastor
Version: 0.6.8
Version: 0.5.10
Release: 1%{?dist}
Summary: Vitastor, a fast software-defined clustered block storage
License: Vitastor Network Public License 1.1
URL: https://vitastor.io/
Source0: vitastor-0.6.8.el8.tar.gz
Source0: vitastor-0.5.10.el8.tar.gz
BuildRequires: liburing-devel >= 0.6
BuildRequires: gperftools-devel
@@ -13,14 +13,13 @@ BuildRequires: gcc-toolset-9-gcc-c++
BuildRequires: nodejs >= 10
BuildRequires: jerasure-devel
BuildRequires: gf-complete-devel
BuildRequires: libibverbs-devel
BuildRequires: cmake
Requires: vitastor-osd = %{version}-%{release}
Requires: vitastor-mon = %{version}-%{release}
Requires: vitastor-client = %{version}-%{release}
Requires: vitastor-client-devel = %{version}-%{release}
Requires: vitastor-fio = %{version}-%{release}
Requires: vitastor-qemu = %{version}-%{release}
Requires: fio = 3.7-3.el8
Requires: qemu-kvm = 4.2.0-29.el8.6
Requires: nodejs >= 10
Requires: liburing >= 0.6
Requires: libJerasure2
Requires: lpsolve
%description
Vitastor is a small, simple and fast clustered block storage (storage for VM drives),
@@ -29,69 +28,6 @@ symmetric clustering and automatic data distribution over any number of drives o
size with configurable redundancy (replication or erasure codes/XOR).
%package -n vitastor-osd
Summary: Vitastor - OSD
Requires: libJerasure2
Requires: liburing >= 0.6
Requires: vitastor-client = %{version}-%{release}
%description -n vitastor-osd
Vitastor object storage daemon, i.e. server program that stores data.
%package -n vitastor-mon
Summary: Vitastor - monitor
Requires: nodejs >= 10
Requires: lpsolve
%description -n vitastor-mon
Vitastor monitor, i.e. server program responsible for watching cluster state and
scheduling cluster-level operations.
%package -n vitastor-client
Summary: Vitastor - client
Requires: liburing >= 0.6
%description -n vitastor-client
Vitastor client library and command-line interface.
%package -n vitastor-client-devel
Summary: Vitastor - development files
Group: Development/Libraries
Requires: vitastor-client = %{version}-%{release}
%description -n vitastor-client-devel
Vitastor library headers for development.
%package -n vitastor-fio
Summary: Vitastor - fio drivers
Group: Development/Libraries
Requires: vitastor-client = %{version}-%{release}
Requires: fio = 3.7-3.el8
%description -n vitastor-fio
Vitastor fio drivers for benchmarking.
%package -n vitastor-qemu
Summary: Vitastor - QEMU driver
Group: Development/Libraries
Requires: vitastor-client = %{version}-%{release}
Requires: qemu-kvm = 4.2.0-29.el8.6
%description -n vitastor-qemu
Vitastor QEMU block device driver.
%prep
%setup -q
@@ -109,46 +45,22 @@ cd mon
npm install
cd ..
mkdir -p %buildroot/usr/lib/vitastor
cp mon/make-osd.sh %buildroot/usr/lib/vitastor
cp -r mon %buildroot/usr/lib/vitastor
%files
%doc GPL-2.0.txt VNPL-1.1.txt README.md README-ru.md
%files -n vitastor-osd
%_bindir/vitastor-osd
%doc
%_bindir/vitastor-dump-journal
/usr/lib/vitastor/make-osd.sh
%files -n vitastor-mon
/usr/lib/vitastor/mon
%files -n vitastor-client
%_bindir/vitastor-nbd
%_bindir/vitastor-cli
%_bindir/vitastor-osd
%_bindir/vitastor-rm
%_bindir/vita
%_libdir/libvitastor_blk.so*
%_libdir/libvitastor_client.so*
%files -n vitastor-client-devel
%_includedir/vitastor_c.h
%_libdir/pkgconfig
%files -n vitastor-fio
%_libdir/qemu-kvm/block-vitastor.so
%_libdir/libfio_vitastor.so
%_libdir/libfio_vitastor_blk.so
%_libdir/libfio_vitastor_sec.so
%files -n vitastor-qemu
%_libdir/qemu-kvm/block-vitastor.so
%_libdir/libvitastor_blk.so
%_libdir/libvitastor_client.so
/usr/lib/vitastor
%changelog

View File

@@ -4,8 +4,6 @@ project(vitastor)
include(GNUInstallDirs)
set(WITH_QEMU true CACHE BOOL "Build QEMU driver")
set(WITH_FIO true CACHE BOOL "Build FIO driver")
set(QEMU_PLUGINDIR qemu CACHE STRING "QEMU plugin directory suffix (qemu-kvm on RHEL)")
set(WITH_ASAN false CACHE BOOL "Build with AddressSanitizer")
if("${CMAKE_INSTALL_PREFIX}" MATCHES "^/usr/local/?$")
@@ -15,8 +13,8 @@ if("${CMAKE_INSTALL_PREFIX}" MATCHES "^/usr/local/?$")
set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}")
endif()
add_definitions(-DVERSION="0.6.8")
add_definitions(-Wall -Wno-sign-compare -Wno-comment -Wno-parentheses -Wno-pointer-arith -fdiagnostics-color=always -I ${CMAKE_SOURCE_DIR}/src)
add_definitions(-DVERSION="0.6-dev")
add_definitions(-Wall -Wno-sign-compare -Wno-comment -Wno-parentheses -Wno-pointer-arith)
if (${WITH_ASAN})
add_definitions(-fsanitize=address -fno-omit-frame-pointer)
add_link_options(-fsanitize=address -fno-omit-frame-pointer)
@@ -36,26 +34,14 @@ string(REGEX REPLACE "([\\/\\-]D) *NDEBUG" "" CMAKE_C_FLAGS_RELEASE "${CMAKE_C_F
string(REGEX REPLACE "([\\/\\-]D) *NDEBUG" "" CMAKE_C_FLAGS_MINSIZEREL "${CMAKE_C_FLAGS_MINSIZEREL}")
string(REGEX REPLACE "([\\/\\-]D) *NDEBUG" "" CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO}")
macro(install_symlink filepath sympath)
install(CODE "execute_process(COMMAND ${CMAKE_COMMAND} -E create_symlink ${filepath} \$ENV{DESTDIR}${sympath})")
install(CODE "message(\"-- Created symlink: ${sympath} -> ${filepath}\")")
endmacro(install_symlink)
find_package(PkgConfig)
pkg_check_modules(LIBURING REQUIRED liburing)
if (${WITH_QEMU})
pkg_check_modules(GLIB REQUIRED glib-2.0)
endif (${WITH_QEMU})
pkg_check_modules(IBVERBS libibverbs)
if (IBVERBS_LIBRARIES)
add_definitions(-DWITH_RDMA)
endif (IBVERBS_LIBRARIES)
pkg_check_modules(GLIB REQUIRED glib-2.0)
include_directories(
../
/usr/include/jerasure
${LIBURING_INCLUDE_DIRS}
${IBVERBS_INCLUDE_DIRS}
)
# libvitastor_blk.so
@@ -66,129 +52,103 @@ add_library(vitastor_blk SHARED
target_link_libraries(vitastor_blk
${LIBURING_LIBRARIES}
tcmalloc_minimal
# for timerfd_manager
vitastor_common
)
set_target_properties(vitastor_blk PROPERTIES VERSION ${VERSION} SOVERSION 0)
if (${WITH_FIO})
# libfio_vitastor_blk.so
add_library(fio_vitastor_blk SHARED
fio_engine.cpp
../json11/json11.cpp
)
target_link_libraries(fio_vitastor_blk
vitastor_blk
)
endif (${WITH_FIO})
# libvitastor_common.a
set(MSGR_RDMA "")
if (IBVERBS_LIBRARIES)
set(MSGR_RDMA "msgr_rdma.cpp")
endif (IBVERBS_LIBRARIES)
add_library(vitastor_common STATIC
epoll_manager.cpp etcd_state_client.cpp
messenger.cpp msgr_stop.cpp msgr_op.cpp msgr_send.cpp msgr_receive.cpp ringloop.cpp ../json11/json11.cpp
http_client.cpp osd_ops.cpp pg_states.cpp timerfd_manager.cpp base64.cpp ${MSGR_RDMA}
# libfio_vitastor_blk.so
add_library(fio_vitastor_blk SHARED
fio_engine.cpp
../json11/json11.cpp
)
target_link_libraries(fio_vitastor_blk
vitastor_blk
)
target_compile_options(vitastor_common PUBLIC -fPIC)
# vitastor-osd
add_executable(vitastor-osd
osd_main.cpp osd.cpp osd_secondary.cpp osd_peering.cpp osd_flush.cpp osd_peering_pg.cpp
osd_primary.cpp osd_primary_chain.cpp osd_primary_sync.cpp osd_primary_write.cpp osd_primary_subops.cpp
osd_cluster.cpp osd_rmw.cpp
osd_main.cpp osd.cpp osd_secondary.cpp msgr_receive.cpp msgr_send.cpp osd_peering.cpp osd_flush.cpp osd_peering_pg.cpp
osd_primary.cpp osd_primary_subops.cpp etcd_state_client.cpp messenger.cpp osd_cluster.cpp http_client.cpp osd_ops.cpp pg_states.cpp
osd_rmw.cpp base64.cpp timerfd_manager.cpp epoll_manager.cpp ../json11/json11.cpp
)
target_link_libraries(vitastor-osd
vitastor_common
vitastor_blk
Jerasure
${IBVERBS_LIBRARIES}
)
if (${WITH_FIO})
# libfio_vitastor_sec.so
add_library(fio_vitastor_sec SHARED
fio_sec_osd.cpp
rw_blocking.cpp
)
target_link_libraries(fio_vitastor_sec
tcmalloc_minimal
)
endif (${WITH_FIO})
# libfio_vitastor_sec.so
add_library(fio_vitastor_sec SHARED
fio_sec_osd.cpp
rw_blocking.cpp
)
target_link_libraries(fio_vitastor_sec
tcmalloc_minimal
)
# libvitastor_client.so
add_library(vitastor_client SHARED
cluster_client.cpp
cluster_client_list.cpp
vitastor_c.cpp
cluster_client.cpp epoll_manager.cpp etcd_state_client.cpp
messenger.cpp msgr_send.cpp msgr_receive.cpp ringloop.cpp ../json11/json11.cpp
http_client.cpp osd_ops.cpp pg_states.cpp timerfd_manager.cpp base64.cpp
)
set_target_properties(vitastor_client PROPERTIES PUBLIC_HEADER "vitastor_c.h")
target_link_libraries(vitastor_client
vitastor_common
tcmalloc_minimal
${LIBURING_LIBRARIES}
${IBVERBS_LIBRARIES}
)
set_target_properties(vitastor_client PROPERTIES VERSION ${VERSION} SOVERSION 0)
if (${WITH_FIO})
# libfio_vitastor.so
add_library(fio_vitastor SHARED
fio_cluster.cpp
)
target_link_libraries(fio_vitastor
vitastor_client
)
endif (${WITH_FIO})
# libfio_vitastor.so
add_library(fio_vitastor SHARED
fio_cluster.cpp
)
target_link_libraries(fio_vitastor
vitastor_client
)
# vitastor-nbd
add_executable(vitastor-nbd
nbd_proxy.cpp mmap_manager.cpp
nbd_proxy.cpp
)
target_link_libraries(vitastor-nbd
vitastor_client
)
# vitastor-cli
add_executable(vitastor-cli
cli.cpp cli_alloc_osd.cpp cli_simple_offsets.cpp
cli_ls.cpp cli_create.cpp cli_modify.cpp cli_flatten.cpp cli_merge.cpp cli_rm.cpp cli_snap_rm.cpp
# vitastor-rm
add_executable(vitastor-rm
rm_inode.cpp
)
target_link_libraries(vitastor-cli
target_link_libraries(vitastor-rm
vitastor_client
)
configure_file(vitastor.pc.in vitastor.pc @ONLY)
# vitastor-dump-journal
add_executable(vitastor-dump-journal
dump_journal.cpp crc32c.c
)
if (${WITH_QEMU})
# qemu_driver.so
add_library(qemu_vitastor SHARED
qemu_driver.c
)
target_include_directories(qemu_vitastor PUBLIC
../qemu/b/qemu
../qemu/include
${GLIB_INCLUDE_DIRS}
)
target_link_libraries(qemu_vitastor
vitastor_client
)
set_target_properties(qemu_vitastor PROPERTIES
PREFIX ""
OUTPUT_NAME "block-vitastor"
)
endif (${WITH_QEMU})
# qemu_driver.so
add_library(qemu_proxy STATIC qemu_proxy.cpp)
target_compile_options(qemu_proxy PUBLIC -fPIC)
target_include_directories(qemu_proxy PUBLIC
../qemu/b/qemu
../qemu/include
${GLIB_INCLUDE_DIRS}
)
target_link_libraries(qemu_proxy
vitastor_client
)
add_library(qemu_vitastor SHARED
qemu_driver.c
)
target_link_libraries(qemu_vitastor
qemu_proxy
)
set_target_properties(qemu_vitastor PROPERTIES
PREFIX ""
OUTPUT_NAME "block-vitastor"
)
### Test stubs
# stub_osd, stub_bench, osd_test
add_executable(stub_osd stub_osd.cpp rw_blocking.cpp mmap_manager.cpp)
add_executable(stub_osd stub_osd.cpp rw_blocking.cpp)
target_link_libraries(stub_osd tcmalloc_minimal)
add_executable(stub_bench stub_bench.cpp rw_blocking.cpp)
target_link_libraries(stub_bench tcmalloc_minimal)
@@ -201,12 +161,10 @@ target_link_libraries(osd_rmw_test Jerasure tcmalloc_minimal)
# stub_uring_osd
add_executable(stub_uring_osd
stub_uring_osd.cpp
stub_uring_osd.cpp epoll_manager.cpp messenger.cpp msgr_send.cpp msgr_receive.cpp ringloop.cpp timerfd_manager.cpp ../json11/json11.cpp
)
target_link_libraries(stub_uring_osd
vitastor_common
${LIBURING_LIBRARIES}
${IBVERBS_LIBRARIES}
tcmalloc_minimal
)
@@ -217,43 +175,14 @@ target_link_libraries(osd_peering_pg_test tcmalloc_minimal)
# test_allocator
add_executable(test_allocator test_allocator.cpp allocator.cpp)
# test_cas
add_executable(test_cas
test_cas.cpp
)
target_link_libraries(test_cas
vitastor_client
)
# test_cluster_client
add_executable(test_cluster_client
test_cluster_client.cpp
pg_states.cpp osd_ops.cpp cluster_client.cpp cluster_client_list.cpp msgr_op.cpp mock/messenger.cpp msgr_stop.cpp
etcd_state_client.cpp timerfd_manager.cpp ../json11/json11.cpp
)
target_compile_definitions(test_cluster_client PUBLIC -D__MOCK__)
target_include_directories(test_cluster_client PUBLIC ${CMAKE_SOURCE_DIR}/src/mock)
## test_blockstore, test_shit
#add_executable(test_blockstore test_blockstore.cpp)
#add_executable(test_blockstore test_blockstore.cpp timerfd_interval.cpp)
#target_link_libraries(test_blockstore blockstore)
#add_executable(test_shit test_shit.cpp osd_peering_pg.cpp)
#target_link_libraries(test_shit ${LIBURING_LIBRARIES} m)
### Install
install(TARGETS vitastor-osd vitastor-dump-journal vitastor-nbd vitastor-cli RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
install_symlink(vitastor-cli ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_BINDIR}/vitastor-rm)
install_symlink(vitastor-cli ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_BINDIR}/vita)
install(
TARGETS vitastor_blk vitastor_client
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
)
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/vitastor.pc DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
if (${WITH_FIO})
install(TARGETS fio_vitastor fio_vitastor_blk fio_vitastor_sec LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR})
endif (${WITH_FIO})
if (${WITH_QEMU})
install(TARGETS qemu_vitastor LIBRARY DESTINATION /usr/${CMAKE_INSTALL_LIBDIR}/${QEMU_PLUGINDIR})
endif (${WITH_QEMU})
install(TARGETS vitastor-osd vitastor-dump-journal vitastor-nbd vitastor-rm RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
install(TARGETS fio_vitastor fio_vitastor_blk fio_vitastor_sec vitastor_blk vitastor_client LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR})
install(TARGETS qemu_vitastor LIBRARY DESTINATION /usr/${CMAKE_INSTALL_LIBDIR}/${QEMU_PLUGINDIR})

View File

@@ -37,21 +37,6 @@ allocator::~allocator()
delete[] mask;
}
bool allocator::get(uint64_t addr)
{
if (addr >= size)
{
return false;
}
uint64_t p2 = 1, offset = 0;
while (p2 * 64 < size)
{
offset += p2;
p2 = p2 * 64;
}
return ((mask[offset + addr/64] >> (addr % 64)) & 1);
}
void allocator::set(uint64_t addr, bool value)
{
if (addr >= size)

View File

@@ -16,7 +16,6 @@ class allocator
public:
allocator(uint64_t blocks);
~allocator();
bool get(uint64_t addr);
void set(uint64_t addr, bool value);
uint64_t find_free();
uint64_t get_free_count();

View File

@@ -3,9 +3,9 @@
#include "blockstore_impl.h"
blockstore_t::blockstore_t(blockstore_config_t & config, ring_loop_t *ringloop, timerfd_manager_t *tfd)
blockstore_t::blockstore_t(blockstore_config_t & config, ring_loop_t *ringloop)
{
impl = new blockstore_impl_t(config, ringloop, tfd);
impl = new blockstore_impl_t(config, ringloop);
}
blockstore_t::~blockstore_t()
@@ -38,9 +38,9 @@ void blockstore_t::enqueue_op(blockstore_op_t *op)
impl->enqueue_op(op);
}
int blockstore_t::read_bitmap(object_id oid, uint64_t target_version, void *bitmap, uint64_t *result_version)
std::unordered_map<object_id, uint64_t> & blockstore_t::get_unstable_writes()
{
return impl->read_bitmap(oid, target_version, bitmap, result_version);
return impl->unstable_writes;
}
std::map<uint64_t, uint64_t> & blockstore_t::get_inode_space_stats()
@@ -48,11 +48,6 @@ std::map<uint64_t, uint64_t> & blockstore_t::get_inode_space_stats()
return impl->inode_space_stats;
}
void blockstore_t::dump_diagnostics()
{
return impl->dump_diagnostics();
}
uint32_t blockstore_t::get_block_size()
{
return impl->get_block_size();
@@ -68,11 +63,6 @@ uint64_t blockstore_t::get_free_block_count()
return impl->get_free_block_count();
}
uint64_t blockstore_t::get_journal_size()
{
return impl->get_journal_size();
}
uint32_t blockstore_t::get_bitmap_granularity()
{
return impl->get_bitmap_granularity();

View File

@@ -16,7 +16,6 @@
#include "object_id.h"
#include "ringloop.h"
#include "timerfd_manager.h"
// Memory alignment for direct I/O (usually 512 bytes)
// All other alignments must be a multiple of this one
@@ -159,7 +158,7 @@ class blockstore_t
{
blockstore_impl_t *impl;
public:
blockstore_t(blockstore_config_t & config, ring_loop_t *ringloop, timerfd_manager_t *tfd);
blockstore_t(blockstore_config_t & config, ring_loop_t *ringloop);
~blockstore_t();
// Event loop
@@ -180,21 +179,16 @@ public:
// Submission
void enqueue_op(blockstore_op_t *op);
// Simplified synchronous operation: get object bitmap & current version
int read_bitmap(object_id oid, uint64_t target_version, void *bitmap, uint64_t *result_version = NULL);
// Unstable writes are added here (map of object_id -> version)
std::unordered_map<object_id, uint64_t> & get_unstable_writes();
// Get per-inode space usage statistics
std::map<uint64_t, uint64_t> & get_inode_space_stats();
// Print diagnostics to stdout
void dump_diagnostics();
// FIXME rename to object_size
uint32_t get_block_size();
uint64_t get_block_count();
uint64_t get_free_block_count();
uint64_t get_journal_size();
uint32_t get_bitmap_granularity();
};

View File

@@ -3,13 +3,12 @@
#include "blockstore_impl.h"
journal_flusher_t::journal_flusher_t(blockstore_impl_t *bs)
journal_flusher_t::journal_flusher_t(int flusher_count, blockstore_impl_t *bs)
{
this->bs = bs;
this->max_flusher_count = bs->max_flusher_count;
this->min_flusher_count = bs->min_flusher_count;
this->cur_flusher_count = bs->min_flusher_count;
this->target_flusher_count = bs->min_flusher_count;
this->flusher_count = flusher_count;
this->cur_flusher_count = 1;
this->target_flusher_count = 1;
dequeuing = false;
trimming = false;
active_flushers = 0;
@@ -17,11 +16,11 @@ journal_flusher_t::journal_flusher_t(blockstore_impl_t *bs)
// FIXME: allow to configure flusher_start_threshold and journal_trim_interval
flusher_start_threshold = bs->journal_block_size / sizeof(journal_entry_stable);
journal_trim_interval = 512;
journal_trim_counter = bs->journal.flush_journal ? 1 : 0;
trim_wanted = bs->journal.flush_journal ? 1 : 0;
journal_trim_counter = 0;
trim_wanted = 0;
journal_superblock = bs->journal.inmemory ? bs->journal.buffer : memalign_or_die(MEM_ALIGNMENT, bs->journal_block_size);
co = new journal_flusher_co[max_flusher_count];
for (int i = 0; i < max_flusher_count; i++)
co = new journal_flusher_co[flusher_count];
for (int i = 0; i < flusher_count; i++)
{
co[i].bs = bs;
co[i].flusher = this;
@@ -72,10 +71,10 @@ bool journal_flusher_t::is_active()
void journal_flusher_t::loop()
{
target_flusher_count = bs->write_iodepth*2;
if (target_flusher_count < min_flusher_count)
target_flusher_count = min_flusher_count;
else if (target_flusher_count > max_flusher_count)
target_flusher_count = max_flusher_count;
if (target_flusher_count <= 0)
target_flusher_count = 1;
else if (target_flusher_count > flusher_count)
target_flusher_count = flusher_count;
if (target_flusher_count > cur_flusher_count)
cur_flusher_count = target_flusher_count;
else if (target_flusher_count < cur_flusher_count)
@@ -182,75 +181,6 @@ void journal_flusher_t::release_trim()
trim_wanted--;
}
void journal_flusher_t::dump_diagnostics()
{
const char *unflushable_type = "";
obj_ver_id unflushable = { 0 };
// Try to find out if there is a flushable object for information
for (object_id cur_oid: flush_queue)
{
obj_ver_id cur = { .oid = cur_oid, .version = flush_versions[cur_oid] };
auto dirty_end = bs->dirty_db.find(cur);
if (dirty_end == bs->dirty_db.end())
{
// Already flushed
continue;
}
auto repeat_it = sync_to_repeat.find(cur.oid);
if (repeat_it != sync_to_repeat.end())
{
// Someone is already flushing it
unflushable_type = "locked,";
unflushable = cur;
break;
}
if (dirty_end->second.journal_sector >= bs->journal.dirty_start &&
(bs->journal.dirty_start >= bs->journal.used_start ||
dirty_end->second.journal_sector < bs->journal.used_start))
{
// Object is more recent than possible to flush
bool found = try_find_older(dirty_end, cur);
if (!found)
{
unflushable_type = "dirty,";
unflushable = cur;
break;
}
}
unflushable_type = "ok,";
unflushable = cur;
break;
}
printf(
"Flusher: queued=%ld first=%s%lx:%lx trim_wanted=%d dequeuing=%d trimming=%d cur=%d target=%d active=%d syncing=%d\n",
flush_queue.size(), unflushable_type, unflushable.oid.inode, unflushable.oid.stripe,
trim_wanted, dequeuing, trimming, cur_flusher_count, target_flusher_count,
active_flushers, syncing_flushers
);
}
bool journal_flusher_t::try_find_older(std::map<obj_ver_id, dirty_entry>::iterator & dirty_end, obj_ver_id & cur)
{
bool found = false;
while (dirty_end != bs->dirty_db.begin())
{
dirty_end--;
if (dirty_end->first.oid != cur.oid)
{
break;
}
if (!(dirty_end->second.journal_sector >= bs->journal.dirty_start &&
(bs->journal.dirty_start >= bs->journal.used_start ||
dirty_end->second.journal_sector < bs->journal.used_start)))
{
found = true;
cur.version = dirty_end->first.version;
break;
}
}
return found;
}
#define await_sqe(label) \
resume_##label:\
sqe = bs->get_sqe();\
@@ -307,8 +237,7 @@ bool journal_flusher_co::loop()
else if (wait_state == 21)
goto resume_21;
resume_0:
if (flusher->flush_queue.size() < flusher->min_flusher_count && !flusher->trim_wanted ||
!flusher->flush_queue.size() || !flusher->dequeuing)
if (!flusher->flush_queue.size() || !flusher->dequeuing)
{
stop_flusher:
if (flusher->trim_wanted > 0 && flusher->journal_trim_counter > 0)
@@ -355,15 +284,30 @@ stop_flusher:
// And it may even block writes if we don't flush the older version
// (if it's in the beginning of the journal)...
// So first try to find an older version of the same object to flush.
bool found = flusher->try_find_older(dirty_end, cur);
bool found = false;
while (dirty_end != bs->dirty_db.begin())
{
dirty_end--;
if (dirty_end->first.oid != cur.oid)
{
break;
}
if (!(dirty_end->second.journal_sector >= bs->journal.dirty_start &&
(bs->journal.dirty_start >= bs->journal.used_start ||
dirty_end->second.journal_sector < bs->journal.used_start)))
{
found = true;
cur.version = dirty_end->first.version;
break;
}
}
if (!found)
{
// Try other objects
flusher->sync_to_repeat.erase(cur.oid);
int search_left = flusher->flush_queue.size() - 1;
#ifdef BLOCKSTORE_DEBUG
printf("Flusher overran writers (%lx:%lx v%lu, dirty_start=%08lx) - searching for older flushes (%d left)\n",
cur.oid.inode, cur.oid.stripe, cur.version, bs->journal.dirty_start, search_left);
printf("Flusher overran writers (dirty_start=%08lx) - searching for older flushes (%d left)\n", bs->journal.dirty_start, search_left);
#endif
while (search_left > 0)
{
@@ -386,12 +330,7 @@ stop_flusher:
else
{
repeat_it = flusher->sync_to_repeat.find(cur.oid);
if (repeat_it != flusher->sync_to_repeat.end())
{
if (repeat_it->second < cur.version)
repeat_it->second = cur.version;
}
else
if (repeat_it == flusher->sync_to_repeat.end())
{
flusher->sync_to_repeat[cur.oid] = 0;
break;
@@ -544,13 +483,6 @@ resume_1:
}
if (has_delete)
{
clean_disk_entry *new_entry = (clean_disk_entry*)(meta_new.buf + meta_new.pos*bs->clean_entry_size);
if (new_entry->oid.inode != 0 && new_entry->oid != cur.oid)
{
printf("Fatal error (metadata corruption or bug): tried to delete metadata entry %lu (%lx:%lx) while deleting %lx:%lx\n",
clean_loc >> bs->block_order, new_entry->oid.inode, new_entry->oid.stripe, cur.oid.inode, cur.oid.stripe);
exit(1);
}
// zero out new metadata entry
memset(meta_new.buf + meta_new.pos*bs->clean_entry_size, 0, bs->clean_entry_size);
}
@@ -661,7 +593,6 @@ resume_1:
.size = sizeof(journal_entry_start),
.reserved = 0,
.journal_start = new_trim_pos,
.version = JOURNAL_VERSION,
};
((journal_entry_start*)flusher->journal_superblock)->crc32 = je_crc32((journal_entry*)flusher->journal_superblock);
data->iov = (struct iovec){ flusher->journal_superblock, bs->journal_block_size };
@@ -693,12 +624,6 @@ resume_1:
#endif
flusher->trimming = false;
}
if (bs->journal.flush_journal && !flusher->flush_queue.size())
{
assert(bs->journal.used_start == bs->journal.next_free);
printf("Journal flushed\n");
exit(0);
}
}
// All done
flusher->active_flushers--;
@@ -729,7 +654,7 @@ bool journal_flusher_co::scan_dirty(int wait_base)
{
char err[1024];
snprintf(
err, 1024, "BUG: Unexpected dirty_entry %lx:%lx v%lu unstable state during flush: 0x%x",
err, 1024, "BUG: Unexpected dirty_entry %lx:%lx v%lu unstable state during flush: %d",
dirty_it->first.oid.inode, dirty_it->first.oid.stripe, dirty_it->first.version, dirty_it->second.state
);
throw std::runtime_error(err);
@@ -858,10 +783,7 @@ void journal_flusher_co::update_clean_db()
if (old_clean_loc != UINT64_MAX && old_clean_loc != clean_loc)
{
#ifdef BLOCKSTORE_DEBUG
printf("Free block %lu from %lx:%lx v%lu (new location is %lu)\n",
old_clean_loc >> bs->block_order,
cur.oid.inode, cur.oid.stripe, cur.version,
clean_loc >> bs->block_order);
printf("Free block %lu (new location is %lu)\n", old_clean_loc >> bs->block_order, clean_loc >> bs->block_order);
#endif
bs->data_alloc->set(old_clean_loc >> bs->block_order, false);
}
@@ -869,11 +791,6 @@ void journal_flusher_co::update_clean_db()
{
auto clean_it = bs->clean_db.find(cur.oid);
bs->clean_db.erase(clean_it);
#ifdef BLOCKSTORE_DEBUG
printf("Free block %lu from %lx:%lx v%lu (delete)\n",
clean_loc >> bs->block_order,
cur.oid.inode, cur.oid.stripe, cur.version);
#endif
bs->data_alloc->set(clean_loc >> bs->block_order, false);
clean_loc = UINT64_MAX;
}
@@ -895,7 +812,7 @@ bool journal_flusher_co::fsync_batch(bool fsync_meta, int wait_base)
goto resume_1;
else if (wait_state == wait_base+2)
goto resume_2;
if (!(fsync_meta ? bs->disable_meta_fsync : bs->disable_data_fsync))
if (!(fsync_meta ? bs->disable_meta_fsync : bs->disable_journal_fsync))
{
cur_sync = flusher->syncs.end();
while (cur_sync != flusher->syncs.begin())

View File

@@ -79,7 +79,7 @@ class journal_flusher_t
{
int trim_wanted = 0;
bool dequeuing;
int min_flusher_count, max_flusher_count, cur_flusher_count, target_flusher_count;
int flusher_count, cur_flusher_count, target_flusher_count;
int flusher_start_threshold;
journal_flusher_co *co;
blockstore_impl_t *bs;
@@ -97,11 +97,8 @@ class journal_flusher_t
std::map<uint64_t, meta_sector_t> meta_sectors;
std::deque<object_id> flush_queue;
std::map<object_id, uint64_t> flush_versions;
bool try_find_older(std::map<obj_ver_id, dirty_entry>::iterator & dirty_end, obj_ver_id & cur);
public:
journal_flusher_t(blockstore_impl_t *bs);
journal_flusher_t(int flusher_count, blockstore_impl_t *bs);
~journal_flusher_t();
void loop();
bool is_active();
@@ -111,5 +108,4 @@ public:
void enqueue_flush(obj_ver_id oid);
void unshift_flush(obj_ver_id oid, bool force);
void remove_flush(object_id oid);
void dump_diagnostics();
};

View File

@@ -3,10 +3,9 @@
#include "blockstore_impl.h"
blockstore_impl_t::blockstore_impl_t(blockstore_config_t & config, ring_loop_t *ringloop, timerfd_manager_t *tfd)
blockstore_impl_t::blockstore_impl_t(blockstore_config_t & config, ring_loop_t *ringloop)
{
assert(sizeof(blockstore_op_private_t) <= BS_OP_PRIVATE_DATA_SIZE);
this->tfd = tfd;
this->ringloop = ringloop;
ring_consumer.loop = [this]() { loop(); };
ringloop->register_consumer(&ring_consumer);
@@ -32,7 +31,7 @@ blockstore_impl_t::blockstore_impl_t(blockstore_config_t & config, ring_loop_t *
close(journal.fd);
throw;
}
flusher = new journal_flusher_t(this);
flusher = new journal_flusher_t(flusher_count, this);
}
blockstore_impl_t::~blockstore_impl_t()
@@ -93,23 +92,10 @@ void blockstore_impl_t::loop()
{
delete journal_init_reader;
journal_init_reader = NULL;
if (journal.flush_journal)
initialized = 3;
else
initialized = 10;
initialized = 10;
ringloop->wakeup();
}
}
if (initialized == 3)
{
if (readonly)
{
printf("Can't flush the journal in readonly mode\n");
exit(1);
}
flusher->loop();
ringloop->submit();
}
}
else
{
@@ -457,7 +443,7 @@ void blockstore_impl_t::process_list(blockstore_op_t *op)
}
for (; clean_it != clean_end; clean_it++)
{
if (!pg_count || ((clean_it->first.stripe / pg_stripe_size) % pg_count) == list_pg) // like map_to_pg()
if (!pg_count || ((clean_it->first.inode + clean_it->first.stripe / pg_stripe_size) % pg_count) == list_pg)
{
if (stable_count >= stable_alloc)
{
@@ -502,7 +488,7 @@ void blockstore_impl_t::process_list(blockstore_op_t *op)
}
for (; dirty_it != dirty_end; dirty_it++)
{
if (!pg_count || ((dirty_it->first.oid.stripe / pg_stripe_size) % pg_count) == list_pg) // like map_to_pg()
if (!pg_count || ((dirty_it->first.oid.inode + dirty_it->first.oid.stripe / pg_stripe_size) % pg_count) == list_pg)
{
if (IS_DELETE(dirty_it->second.state))
{
@@ -595,9 +581,3 @@ void blockstore_impl_t::process_list(blockstore_op_t *op)
op->buf = stable;
FINISH_OP(op);
}
void blockstore_impl_t::dump_diagnostics()
{
journal.dump_diagnostics();
flusher->dump_diagnostics();
}

View File

@@ -9,7 +9,6 @@
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <time.h>
#include <unistd.h>
#include <linux/fs.h>
@@ -78,23 +77,6 @@
#include "blockstore_journal.h"
// "VITAstor"
#define BLOCKSTORE_META_MAGIC 0x726F747341544956l
#define BLOCKSTORE_META_VERSION 1
// metadata header (superblock)
// FIXME: After adding the OSD superblock, add a key to metadata
// and journal headers to check if they belong to the same OSD
struct __attribute__((__packed__)) blockstore_meta_header_t
{
uint64_t zero;
uint64_t magic;
uint64_t version;
uint32_t meta_block_size;
uint32_t data_block_size;
uint32_t bitmap_granularity;
};
// 32 bytes = 24 bytes + block bitmap (4 bytes by default) + external attributes (also bitmap, 4 bytes by default)
// per "clean" entry on disk with fixed metadata tables
// FIXME: maybe add crc32's to metadata
@@ -176,7 +158,6 @@ struct blockstore_op_private_t
struct iovec iov_zerofill[3];
// Warning: must not have a default value here because it's written to before calling constructor in blockstore_write.cpp O_o
uint64_t real_version;
timespec tv_begin;
// Sync
std::vector<obj_ver_id> sync_big_writes, sync_small_writes;
@@ -218,18 +199,10 @@ class blockstore_impl_t
// Suitable only for server SSDs with capacitors, requires disabled data and journal fsyncs
int immediate_commit = IMMEDIATE_NONE;
bool inmemory_meta = false;
// Maximum and minimum flusher count
unsigned max_flusher_count, min_flusher_count;
// Maximum flusher count
unsigned flusher_count;
// Maximum queue depth
unsigned max_write_iodepth = 128;
// Enable small (journaled) write throttling, useful for the SSD+HDD case
bool throttle_small_writes = false;
// Target data device iops, bandwidth and parallelism for throttling (100/100/1 is the default for HDD)
int throttle_target_iops = 100;
int throttle_target_mbs = 100;
int throttle_target_parallelism = 1;
// Minimum difference in microseconds between target and real execution times to throttle the response
int throttle_threshold_us = 50;
/******* END OF OPTIONS *******/
struct ring_consumer_t ring_consumer;
@@ -239,7 +212,6 @@ class blockstore_impl_t
blockstore_dirty_db_t dirty_db;
std::vector<blockstore_op_t*> submit_queue;
std::vector<obj_ver_id> unsynced_big_writes, unsynced_small_writes;
int unsynced_big_write_count = 0;
allocator *data_alloc = NULL;
uint8_t *zero_object;
@@ -260,7 +232,6 @@ class blockstore_impl_t
bool live = false, queue_stall = false;
ring_loop_t *ringloop;
timerfd_manager_t *tfd;
bool stop_sync_submitted;
@@ -315,7 +286,7 @@ class blockstore_impl_t
// Stabilize
int dequeue_stable(blockstore_op_t *op);
int continue_stable(blockstore_op_t *op);
void mark_stable(const obj_ver_id & ov, bool forget_dirty = false);
void mark_stable(const obj_ver_id & ov);
void handle_stable_event(ring_data_t *data, blockstore_op_t *op);
void stabilize_object(object_id oid, uint64_t max_ver);
@@ -331,7 +302,7 @@ class blockstore_impl_t
public:
blockstore_impl_t(blockstore_config_t & config, ring_loop_t *ringloop, timerfd_manager_t *tfd);
blockstore_impl_t(blockstore_config_t & config, ring_loop_t *ringloop);
~blockstore_impl_t();
// Event loop
@@ -352,21 +323,14 @@ public:
// Submission
void enqueue_op(blockstore_op_t *op);
// Simplified synchronous operation: get object bitmap & current version
int read_bitmap(object_id oid, uint64_t target_version, void *bitmap, uint64_t *result_version = NULL);
// Unstable writes are added here (map of object_id -> version)
std::unordered_map<object_id, uint64_t> unstable_writes;
// Space usage statistics
std::map<uint64_t, uint64_t> inode_space_stats;
// Print diagnostics to stdout
void dump_diagnostics();
inline uint32_t get_block_size() { return block_size; }
inline uint64_t get_block_count() { return block_count; }
inline uint64_t get_free_block_count() { return data_alloc->get_free_count(); }
inline uint32_t get_bitmap_granularity() { return disk_alignment; }
inline uint64_t get_journal_size() { return journal.len; }
};

View File

@@ -3,20 +3,6 @@
#include "blockstore_impl.h"
#define GET_SQE() \
sqe = bs->get_sqe();\
if (!sqe)\
throw std::runtime_error("io_uring is full during initialization");\
data = ((ring_data_t*)sqe->user_data)
static bool iszero(uint64_t *buf, int len)
{
for (int i = 0; i < len; i++)
if (buf[i] != 0)
return false;
return true;
}
blockstore_init_meta::blockstore_init_meta(blockstore_impl_t *bs)
{
this->bs = bs;
@@ -24,7 +10,7 @@ blockstore_init_meta::blockstore_init_meta(blockstore_impl_t *bs)
void blockstore_init_meta::handle_event(ring_data_t *data)
{
if (data->res < 0)
if (data->res <= 0)
{
throw std::runtime_error(
std::string("read metadata failed at offset ") + std::to_string(metadata_read) +
@@ -42,12 +28,6 @@ int blockstore_init_meta::loop()
{
if (wait_state == 1)
goto resume_1;
else if (wait_state == 2)
goto resume_2;
else if (wait_state == 3)
goto resume_3;
else if (wait_state == 4)
goto resume_4;
printf("Reading blockstore metadata\n");
if (bs->inmemory_meta)
metadata_buffer = bs->metadata_buffer;
@@ -55,98 +35,22 @@ int blockstore_init_meta::loop()
metadata_buffer = memalign(MEM_ALIGNMENT, 2*bs->metadata_buf_size);
if (!metadata_buffer)
throw std::runtime_error("Failed to allocate metadata read buffer");
// Read superblock
GET_SQE();
data->iov = { metadata_buffer, bs->meta_block_size };
data->callback = [this](ring_data_t *data) { handle_event(data); };
my_uring_prep_readv(sqe, bs->meta_fd, &data->iov, 1, bs->meta_offset);
bs->ringloop->submit();
submitted = 1;
resume_1:
if (submitted)
{
wait_state = 1;
return 1;
}
if (iszero((uint64_t*)metadata_buffer, bs->meta_block_size / sizeof(uint64_t)))
{
{
blockstore_meta_header_t *hdr = (blockstore_meta_header_t *)metadata_buffer;
hdr->zero = 0;
hdr->magic = BLOCKSTORE_META_MAGIC;
hdr->version = BLOCKSTORE_META_VERSION;
hdr->meta_block_size = bs->meta_block_size;
hdr->data_block_size = bs->block_size;
hdr->bitmap_granularity = bs->bitmap_granularity;
}
if (bs->readonly)
{
printf("Skipping metadata initialization because blockstore is readonly\n");
}
else
{
printf("Initializing metadata area\n");
GET_SQE();
data->iov = (struct iovec){ metadata_buffer, bs->meta_block_size };
data->callback = [this](ring_data_t *data) { handle_event(data); };
my_uring_prep_writev(sqe, bs->meta_fd, &data->iov, 1, bs->meta_offset);
bs->ringloop->submit();
submitted = 1;
resume_3:
if (submitted > 0)
{
wait_state = 3;
return 1;
}
zero_on_init = true;
}
}
else
{
blockstore_meta_header_t *hdr = (blockstore_meta_header_t *)metadata_buffer;
if (hdr->zero != 0 ||
hdr->magic != BLOCKSTORE_META_MAGIC ||
hdr->version != BLOCKSTORE_META_VERSION)
{
printf(
"Metadata is corrupt or old version.\n"
" If this is a new OSD please zero out the metadata area before starting it.\n"
" If you need to upgrade from 0.5.x please request it via the issue tracker.\n"
);
exit(1);
}
if (hdr->meta_block_size != bs->meta_block_size ||
hdr->data_block_size != bs->block_size ||
hdr->bitmap_granularity != bs->bitmap_granularity)
{
printf(
"Configuration stored in metadata superblock"
" (meta_block_size=%u, data_block_size=%u, bitmap_granularity=%u)"
" differs from OSD configuration (%lu/%u/%lu).\n",
hdr->meta_block_size, hdr->data_block_size, hdr->bitmap_granularity,
bs->meta_block_size, bs->block_size, bs->bitmap_granularity
);
exit(1);
}
}
// Skip superblock
bs->meta_offset += bs->meta_block_size;
prev_done = 0;
done_len = 0;
done_pos = 0;
metadata_read = 0;
// Read the rest of the metadata
while (1)
{
resume_2:
resume_1:
if (submitted)
{
wait_state = 2;
wait_state = 1;
return 1;
}
if (metadata_read < bs->meta_len)
{
GET_SQE();
sqe = bs->get_sqe();
if (!sqe)
{
throw std::runtime_error("io_uring is full while trying to read metadata");
}
data = ((ring_data_t*)sqe->user_data);
data->iov = {
metadata_buffer + (bs->inmemory_meta
? metadata_read
@@ -154,14 +58,7 @@ resume_1:
bs->meta_len - metadata_read > bs->metadata_buf_size ? bs->metadata_buf_size : bs->meta_len - metadata_read,
};
data->callback = [this](ring_data_t *data) { handle_event(data); };
if (!zero_on_init)
my_uring_prep_readv(sqe, bs->meta_fd, &data->iov, 1, bs->meta_offset + metadata_read);
else
{
// Fill metadata with zeroes
memset(data->iov.iov_base, 0, data->iov.iov_len);
my_uring_prep_writev(sqe, bs->meta_fd, &data->iov, 1, bs->meta_offset + metadata_read);
}
my_uring_prep_readv(sqe, bs->meta_fd, &data->iov, 1, bs->meta_offset + metadata_read);
bs->ringloop->submit();
submitted = (prev == 1 ? 2 : 1);
prev = submitted;
@@ -193,21 +90,6 @@ resume_1:
free(metadata_buffer);
metadata_buffer = NULL;
}
if (zero_on_init && !bs->disable_meta_fsync)
{
GET_SQE();
my_uring_prep_fsync(sqe, bs->meta_fd, IORING_FSYNC_DATASYNC);
data->iov = { 0 };
data->callback = [this](ring_data_t *data) { handle_event(data); };
submitted = 1;
bs->ringloop->submit();
resume_4:
if (submitted > 0)
{
wait_state = 4;
return 1;
}
}
return 0;
}
@@ -229,10 +111,7 @@ void blockstore_init_meta::handle_entries(void* entries, unsigned count, int blo
{
// free the previous block
#ifdef BLOCKSTORE_DEBUG
printf("Free block %lu from %lx:%lx v%lu (new location is %lu)\n",
clean_it->second.location >> block_order,
clean_it->first.inode, clean_it->first.stripe, clean_it->second.version,
done_cnt+i);
printf("Free block %lu (new location is %lu)\n", clean_it->second.location >> block_order, done_cnt+i);
#endif
bs->data_alloc->set(clean_it->second.location >> block_order, false);
}
@@ -274,6 +153,14 @@ blockstore_init_journal::blockstore_init_journal(blockstore_impl_t *bs)
};
}
bool iszero(uint64_t *buf, int len)
{
for (int i = 0; i < len; i++)
if (buf[i] != 0)
return false;
return true;
}
void blockstore_init_journal::handle_event(ring_data_t *data1)
{
if (data1->res <= 0)
@@ -298,6 +185,12 @@ void blockstore_init_journal::handle_event(ring_data_t *data1)
submitted_buf = NULL;
}
#define GET_SQE() \
sqe = bs->get_sqe();\
if (!sqe)\
throw std::runtime_error("io_uring is full while trying to read journal");\
data = ((ring_data_t*)sqe->user_data)
int blockstore_init_journal::loop()
{
if (wait_state == 1)
@@ -335,7 +228,7 @@ resume_1:
wait_state = 1;
return 1;
}
if (iszero((uint64_t*)submitted_buf, bs->journal.block_size / sizeof(uint64_t)))
if (iszero((uint64_t*)submitted_buf, 3))
{
// Journal is empty
// FIXME handle this wrapping to journal_block_size better (maybe)
@@ -350,7 +243,6 @@ resume_1:
.size = sizeof(journal_entry_start),
.reserved = 0,
.journal_start = bs->journal.block_size,
.version = JOURNAL_VERSION,
};
((journal_entry_start*)submitted_buf)->crc32 = je_crc32((journal_entry*)submitted_buf);
if (bs->readonly)
@@ -401,21 +293,11 @@ resume_1:
je_start = (journal_entry_start*)submitted_buf;
if (je_start->magic != JOURNAL_MAGIC ||
je_start->type != JE_START ||
je_crc32((journal_entry*)je_start) != je_start->crc32 ||
je_start->size != sizeof(journal_entry_start) && je_start->size != JE_START_LEGACY_SIZE)
je_start->size != sizeof(journal_entry_start) ||
je_crc32((journal_entry*)je_start) != je_start->crc32)
{
// Entry is corrupt
fprintf(stderr, "First entry of the journal is corrupt\n");
exit(1);
}
if (je_start->size == JE_START_LEGACY_SIZE || je_start->version != JOURNAL_VERSION)
{
fprintf(
stderr, "The code only supports journal version %d, but it is %lu on disk."
" Please use the previous version to flush the journal before upgrading OSD\n",
JOURNAL_VERSION, je_start->size == JE_START_LEGACY_SIZE ? 0 : je_start->version
);
exit(1);
throw std::runtime_error("first entry of the journal is corrupt");
}
next_free = journal_pos = bs->journal.used_start = je_start->journal_start;
if (!bs->journal.inmemory)
@@ -521,18 +403,6 @@ resume_1:
}
}
}
for (auto ov: double_allocs)
{
auto dirty_it = bs->dirty_db.find(ov);
if (dirty_it != bs->dirty_db.end() &&
IS_BIG_WRITE(dirty_it->second.state) &&
dirty_it->second.location == UINT64_MAX)
{
printf("Fatal error (bug): %lx:%lx v%lu big_write journal_entry was allocated over another object\n",
dirty_it->first.oid.inode, dirty_it->first.oid.stripe, dirty_it->first.version);
exit(1);
}
}
bs->flusher->mark_trim_possible();
bs->journal.dirty_start = bs->journal.next_free;
printf(
@@ -664,20 +534,20 @@ int blockstore_init_journal::handle_journal_part(void *buf, uint64_t done_pos, u
.oid = je->small_write.oid,
.version = je->small_write.version,
};
void *bmp = NULL;
void *bmp_from = (void*)je + sizeof(journal_entry_small_write);
void *bmp = (void*)je + sizeof(journal_entry_small_write);
if (bs->clean_entry_bitmap_size <= sizeof(void*))
{
memcpy(&bmp, bmp_from, bs->clean_entry_bitmap_size);
memcpy(&bmp, bmp, bs->clean_entry_bitmap_size);
}
else
else if (!bs->journal.inmemory)
{
// FIXME Using large blockstore objects will result in a lot of small
// allocations for entry bitmaps. This can only be fixed by using
// a patched map with dynamic entry size, but not the btree_map,
// because it doesn't keep iterators valid all the time.
bmp = malloc_or_die(bs->clean_entry_bitmap_size);
memcpy(bmp, bmp_from, bs->clean_entry_bitmap_size);
// FIXME Using large blockstore objects and not keeping journal in memory
// will result in a lot of small allocations for entry bitmaps. This can
// only be fixed by using a patched map with dynamic entry size, but not
// the btree_map, because it doesn't keep iterators valid all the time.
void *bmp_cp = malloc_or_die(bs->clean_entry_bitmap_size);
memcpy(bmp_cp, bmp, bs->clean_entry_bitmap_size);
bmp = bmp_cp;
}
bs->dirty_db.emplace(ov, (dirty_entry){
.state = (BS_ST_SMALL_WRITE | BS_ST_SYNCED),
@@ -699,7 +569,7 @@ int blockstore_init_journal::handle_journal_part(void *buf, uint64_t done_pos, u
unstab = unstab < ov.version ? ov.version : unstab;
if (je->type == JE_SMALL_WRITE_INSTANT)
{
bs->mark_stable(ov, true);
bs->mark_stable(ov);
}
}
}
@@ -729,10 +599,32 @@ int blockstore_init_journal::handle_journal_part(void *buf, uint64_t done_pos, u
// its data and metadata are already flushed.
// We don't know if newer versions are flushed, but
// the previous delete definitely is.
// So we forget previous dirty entries, but retain the clean one.
// So we flush previous dirty entries, but retain the clean one.
// This feature is required for writes happening shortly
// after deletes.
erase_dirty_object(dirty_it);
auto dirty_end = dirty_it;
dirty_end++;
while (1)
{
if (dirty_it == bs->dirty_db.begin())
{
break;
}
dirty_it--;
if (dirty_it->first.oid != je->big_write.oid)
{
dirty_it++;
break;
}
}
auto clean_it = bs->clean_db.find(je->big_write.oid);
bs->erase_dirty(
dirty_it, dirty_end,
clean_it != bs->clean_db.end() ? clean_it->second.location : UINT64_MAX
);
// Remove it from the flusher's queue, too
// Otherwise it may end up referring to a small unstable write after reading the rest of the journal
bs->flusher->remove_flush(je->big_write.oid);
}
}
auto clean_it = bs->clean_db.find(je->big_write.oid);
@@ -744,22 +636,22 @@ int blockstore_init_journal::handle_journal_part(void *buf, uint64_t done_pos, u
.oid = je->big_write.oid,
.version = je->big_write.version,
};
void *bmp = NULL;
void *bmp_from = (void*)je + sizeof(journal_entry_big_write);
void *bmp = (void*)je + sizeof(journal_entry_big_write);
if (bs->clean_entry_bitmap_size <= sizeof(void*))
{
memcpy(&bmp, bmp_from, bs->clean_entry_bitmap_size);
memcpy(&bmp, bmp, bs->clean_entry_bitmap_size);
}
else
else if (!bs->journal.inmemory)
{
// FIXME Using large blockstore objects will result in a lot of small
// allocations for entry bitmaps. This can only be fixed by using
// a patched map with dynamic entry size, but not the btree_map,
// because it doesn't keep iterators valid all the time.
bmp = malloc_or_die(bs->clean_entry_bitmap_size);
memcpy(bmp, bmp_from, bs->clean_entry_bitmap_size);
// FIXME Using large blockstore objects and not keeping journal in memory
// will result in a lot of small allocations for entry bitmaps. This can
// only be fixed by using a patched map with dynamic entry size, but not
// the btree_map, because it doesn't keep iterators valid all the time.
void *bmp_cp = malloc_or_die(bs->clean_entry_bitmap_size);
memcpy(bmp_cp, bmp, bs->clean_entry_bitmap_size);
bmp = bmp_cp;
}
auto dirty_it = bs->dirty_db.emplace(ov, (dirty_entry){
bs->dirty_db.emplace(ov, (dirty_entry){
.state = (BS_ST_BIG_WRITE | BS_ST_SYNCED),
.flags = 0,
.location = je->big_write.location,
@@ -767,26 +659,11 @@ int blockstore_init_journal::handle_journal_part(void *buf, uint64_t done_pos, u
.len = je->big_write.len,
.journal_sector = proc_pos,
.bitmap = bmp,
}).first;
if (bs->data_alloc->get(je->big_write.location >> bs->block_order))
{
// This is probably a big_write that's already flushed and freed, but it may
// also indicate a bug. So we remember such entries and recheck them afterwards.
// If it's not a bug they won't be present after reading the whole journal.
dirty_it->second.location = UINT64_MAX;
double_allocs.push_back(ov);
}
else
{
});
#ifdef BLOCKSTORE_DEBUG
printf(
"Allocate block (journal) %lu: %lx:%lx v%lu\n",
je->big_write.location >> bs->block_order,
ov.oid.inode, ov.oid.stripe, ov.version
);
printf("Allocate block %lu\n", je->big_write.location >> bs->block_order);
#endif
bs->data_alloc->set(je->big_write.location >> bs->block_order, true);
}
bs->data_alloc->set(je->big_write.location >> bs->block_order, true);
bs->journal.used_sectors[proc_pos]++;
#ifdef BLOCKSTORE_DEBUG
printf(
@@ -798,7 +675,7 @@ int blockstore_init_journal::handle_journal_part(void *buf, uint64_t done_pos, u
unstab = unstab < ov.version ? ov.version : unstab;
if (je->type == JE_BIG_WRITE_INSTANT)
{
bs->mark_stable(ov, true);
bs->mark_stable(ov);
}
}
}
@@ -812,7 +689,7 @@ int blockstore_init_journal::handle_journal_part(void *buf, uint64_t done_pos, u
.oid = je->stable.oid,
.version = je->stable.version,
};
bs->mark_stable(ov, true);
bs->mark_stable(ov);
}
else if (je->type == JE_ROLLBACK)
{
@@ -831,26 +708,9 @@ int blockstore_init_journal::handle_journal_part(void *buf, uint64_t done_pos, u
#ifdef BLOCKSTORE_DEBUG
printf("je_delete oid=%lx:%lx ver=%lu\n", je->del.oid.inode, je->del.oid.stripe, je->del.version);
#endif
bool dirty_exists = false;
auto dirty_it = bs->dirty_db.upper_bound((obj_ver_id){
.oid = je->del.oid,
.version = UINT64_MAX,
});
if (dirty_it != bs->dirty_db.begin())
{
dirty_it--;
dirty_exists = dirty_it->first.oid == je->del.oid;
}
auto clean_it = bs->clean_db.find(je->del.oid);
bool clean_exists = (clean_it != bs->clean_db.end() &&
clean_it->second.version < je->del.version);
if (!clean_exists && dirty_exists)
{
// Clean entry doesn't exist. This means that the delete is already flushed.
// So we must not flush this object anymore.
erase_dirty_object(dirty_it);
}
else if (clean_exists || dirty_exists)
if (clean_it != bs->clean_db.end() &&
clean_it->second.version < je->del.version)
{
// oid, version
obj_ver_id ov = {
@@ -868,9 +728,8 @@ int blockstore_init_journal::handle_journal_part(void *buf, uint64_t done_pos, u
bs->journal.used_sectors[proc_pos]++;
// Deletions are treated as immediately stable, because
// "2-phase commit" (write->stabilize) isn't sufficient for them anyway
bs->mark_stable(ov, true);
bs->mark_stable(ov);
}
// Ignore delete if neither preceding dirty entries nor the clean one are present
}
started = true;
pos += je->size;
@@ -881,35 +740,3 @@ int blockstore_init_journal::handle_journal_part(void *buf, uint64_t done_pos, u
bs->journal.next_free = next_free;
return 1;
}
void blockstore_init_journal::erase_dirty_object(blockstore_dirty_db_t::iterator dirty_it)
{
auto oid = dirty_it->first.oid;
bool exists = !IS_DELETE(dirty_it->second.state);
auto dirty_end = dirty_it;
dirty_end++;
while (1)
{
if (dirty_it == bs->dirty_db.begin())
{
break;
}
dirty_it--;
if (dirty_it->first.oid != oid)
{
dirty_it++;
break;
}
}
auto clean_it = bs->clean_db.find(oid);
uint64_t clean_loc = clean_it != bs->clean_db.end()
? clean_it->second.location : UINT64_MAX;
if (exists && clean_loc == UINT64_MAX)
{
bs->inode_space_stats[oid.inode] -= bs->block_size;
}
bs->erase_dirty(dirty_it, dirty_end, clean_loc);
// Remove it from the flusher's queue, too
// Otherwise it may end up referring to a small unstable write after reading the rest of the journal
bs->flusher->remove_flush(oid);
}

View File

@@ -7,7 +7,6 @@ class blockstore_init_meta
{
blockstore_impl_t *bs;
int wait_state = 0, wait_count = 0;
bool zero_on_init = false;
void *metadata_buffer = NULL;
uint64_t metadata_read = 0;
int prev = 0, prev_done = 0, done_len = 0, submitted = 0;
@@ -37,7 +36,6 @@ class blockstore_init_journal
bool started = false;
uint64_t next_free;
std::vector<bs_init_journal_done> done;
std::vector<obj_ver_id> double_allocs;
uint64_t journal_pos = 0;
uint64_t continue_pos = 0;
void *init_write_buf = NULL;
@@ -50,7 +48,6 @@ class blockstore_init_journal
std::function<void(ring_data_t*)> simple_callback;
int handle_journal_part(void *buf, uint64_t done_pos, uint64_t len);
void handle_event(ring_data_t *data);
void erase_dirty_object(blockstore_dirty_db_t::iterator dirty_it);
public:
blockstore_init_journal(blockstore_impl_t* bs);
int loop();

View File

@@ -218,19 +218,3 @@ uint64_t journal_t::get_trim_pos()
// Can't trim journal
return used_start;
}
void journal_t::dump_diagnostics()
{
auto journal_used_it = used_sectors.lower_bound(used_start);
if (journal_used_it == used_sectors.end())
{
// Journal is cleared to its end, restart from the beginning
journal_used_it = used_sectors.begin();
}
printf(
"Journal: used_start=%08lx next_free=%08lx dirty_start=%08lx trim_to=%08lx trim_to_refs=%ld\n",
used_start, next_free, dirty_start,
journal_used_it == used_sectors.end() ? 0 : journal_used_it->first,
journal_used_it == used_sectors.end() ? 0 : journal_used_it->second
);
}

View File

@@ -7,7 +7,6 @@
#define MIN_JOURNAL_SIZE 4*1024*1024
#define JOURNAL_MAGIC 0x4A33
#define JOURNAL_VERSION 1
#define JOURNAL_BUFFER_SIZE 4*1024*1024
// We reserve some extra space for future stabilize requests during writes
@@ -38,9 +37,7 @@ struct __attribute__((__packed__)) journal_entry_start
uint32_t size;
uint32_t reserved;
uint64_t journal_start;
uint64_t version;
};
#define JE_START_LEGACY_SIZE 24
struct __attribute__((__packed__)) journal_entry_small_write
{
@@ -152,7 +149,6 @@ struct journal_t
int fd;
uint64_t device_size;
bool inmemory = false;
bool flush_journal = false;
void *buffer = NULL;
uint64_t block_size;
@@ -180,7 +176,6 @@ struct journal_t
~journal_t();
bool trim();
uint64_t get_trim_pos();
void dump_diagnostics();
inline bool entry_fits(int size)
{
return !(block_size - in_sector_pos < size ||

View File

@@ -42,11 +42,6 @@ void blockstore_impl_t::parse_config(blockstore_config_t & config)
{
disable_flock = true;
}
if (config["flush_journal"] == "true" || config["flush_journal"] == "1" || config["flush_journal"] == "yes")
{
// Only flush journal and exit
journal.flush_journal = true;
}
if (config["immediate_commit"] == "all")
{
immediate_commit = IMMEDIATE_ALL;
@@ -74,16 +69,8 @@ void blockstore_impl_t::parse_config(blockstore_config_t & config)
journal_block_size = strtoull(config["journal_block_size"].c_str(), NULL, 10);
meta_block_size = strtoull(config["meta_block_size"].c_str(), NULL, 10);
bitmap_granularity = strtoull(config["bitmap_granularity"].c_str(), NULL, 10);
max_flusher_count = strtoull(config["max_flusher_count"].c_str(), NULL, 10);
if (!max_flusher_count)
max_flusher_count = strtoull(config["flusher_count"].c_str(), NULL, 10);
min_flusher_count = strtoull(config["min_flusher_count"].c_str(), NULL, 10);
flusher_count = strtoull(config["flusher_count"].c_str(), NULL, 10);
max_write_iodepth = strtoull(config["max_write_iodepth"].c_str(), NULL, 10);
throttle_small_writes = config["throttle_small_writes"] == "true" || config["throttle_small_writes"] == "1" || config["throttle_small_writes"] == "yes";
throttle_target_iops = strtoull(config["throttle_target_iops"].c_str(), NULL, 10);
throttle_target_mbs = strtoull(config["throttle_target_mbs"].c_str(), NULL, 10);
throttle_target_parallelism = strtoull(config["throttle_target_parallelism"].c_str(), NULL, 10);
throttle_threshold_us = strtoull(config["throttle_threshold_us"].c_str(), NULL, 10);
// Validate
if (!block_size)
{
@@ -93,13 +80,9 @@ void blockstore_impl_t::parse_config(blockstore_config_t & config)
{
throw std::runtime_error("Bad block size");
}
if (!max_flusher_count)
if (!flusher_count)
{
max_flusher_count = 256;
}
if (!min_flusher_count || journal.flush_journal)
{
min_flusher_count = 1;
flusher_count = 32;
}
if (!max_write_iodepth)
{
@@ -185,22 +168,6 @@ void blockstore_impl_t::parse_config(blockstore_config_t & config)
{
throw std::runtime_error("immediate_commit=all requires disable_journal_fsync and disable_data_fsync");
}
if (!throttle_target_iops)
{
throttle_target_iops = 100;
}
if (!throttle_target_mbs)
{
throttle_target_mbs = 100;
}
if (!throttle_target_parallelism)
{
throttle_target_parallelism = 1;
}
if (!throttle_threshold_us)
{
throttle_threshold_us = 50;
}
// init some fields
clean_entry_bitmap_size = block_size / bitmap_granularity / 8;
clean_entry_size = sizeof(clean_disk_entry) + 2*clean_entry_bitmap_size;
@@ -257,7 +224,7 @@ void blockstore_impl_t::calc_lengths()
}
// required metadata size
block_count = data_len / block_size;
meta_len = (1 + (block_count - 1 + meta_block_size / clean_entry_size) / (meta_block_size / clean_entry_size)) * meta_block_size;
meta_len = ((block_count - 1 + meta_block_size / clean_entry_size) / (meta_block_size / clean_entry_size)) * meta_block_size;
if (meta_area < meta_len)
{
throw std::runtime_error("Metadata area is too small, need at least "+std::to_string(meta_len)+" bytes");

View File

@@ -268,50 +268,3 @@ void blockstore_impl_t::handle_read_event(ring_data_t *data, blockstore_op_t *op
FINISH_OP(op);
}
}
int blockstore_impl_t::read_bitmap(object_id oid, uint64_t target_version, void *bitmap, uint64_t *result_version)
{
auto dirty_it = dirty_db.upper_bound((obj_ver_id){
.oid = oid,
.version = UINT64_MAX,
});
if (dirty_it != dirty_db.begin())
dirty_it--;
if (dirty_it != dirty_db.end())
{
while (dirty_it->first.oid == oid)
{
if (target_version >= dirty_it->first.version)
{
if (result_version)
*result_version = dirty_it->first.version;
if (bitmap)
{
void *bmp_ptr = (clean_entry_bitmap_size > sizeof(void*) ? dirty_it->second.bitmap : &dirty_it->second.bitmap);
memcpy(bitmap, bmp_ptr, clean_entry_bitmap_size);
}
return 0;
}
if (dirty_it == dirty_db.begin())
break;
dirty_it--;
}
}
auto clean_it = clean_db.find(oid);
if (clean_it != clean_db.end())
{
if (result_version)
*result_version = clean_it->second.version;
if (bitmap)
{
void *bmp_ptr = get_clean_entry_bitmap(clean_it->second.location, clean_entry_bitmap_size);
memcpy(bitmap, bmp_ptr, clean_entry_bitmap_size);
}
return 0;
}
if (result_version)
*result_version = 0;
if (bitmap)
memset(bitmap, 0, clean_entry_bitmap_size);
return -ENOENT;
}

View File

@@ -248,12 +248,10 @@ void blockstore_impl_t::erase_dirty(blockstore_dirty_db_t::iterator dirty_start,
}
while (1)
{
if (IS_BIG_WRITE(dirty_it->second.state) && dirty_it->second.location != clean_loc &&
dirty_it->second.location != UINT64_MAX)
if (IS_BIG_WRITE(dirty_it->second.state) && dirty_it->second.location != clean_loc)
{
#ifdef BLOCKSTORE_DEBUG
printf("Free block %lu from %lx:%lx v%lu\n", dirty_it->second.location >> block_order,
dirty_it->first.oid.inode, dirty_it->first.oid.stripe, dirty_it->first.version);
printf("Free block %lu\n", dirty_it->second.location >> block_order);
#endif
data_alloc->set(dirty_it->second.location >> block_order, false);
}

View File

@@ -168,9 +168,6 @@ resume_5:
for (i = 0, v = (obj_ver_id*)op->buf; i < op->len; i++, v++)
{
// Mark all dirty_db entries up to op->version as stable
#ifdef BLOCKSTORE_DEBUG
printf("Stabilize %lx:%lx v%lu\n", v->oid.inode, v->oid.stripe, v->version);
#endif
mark_stable(*v);
}
// Acknowledge op
@@ -179,66 +176,31 @@ resume_5:
return 2;
}
void blockstore_impl_t::mark_stable(const obj_ver_id & v, bool forget_dirty)
void blockstore_impl_t::mark_stable(const obj_ver_id & v)
{
auto dirty_it = dirty_db.find(v);
if (dirty_it != dirty_db.end())
{
while (1)
{
bool was_stable = IS_STABLE(dirty_it->second.state);
if ((dirty_it->second.state & BS_ST_WORKFLOW_MASK) == BS_ST_SYNCED)
{
dirty_it->second.state = (dirty_it->second.state & ~BS_ST_WORKFLOW_MASK) | BS_ST_STABLE;
// Allocations and deletions are counted when they're stabilized
if (IS_BIG_WRITE(dirty_it->second.state))
{
int exists = -1;
if (dirty_it != dirty_db.begin())
{
auto prev_it = dirty_it;
prev_it--;
if (prev_it->first.oid == v.oid)
{
exists = IS_DELETE(prev_it->second.state) ? 0 : 1;
}
}
if (exists == -1)
{
auto clean_it = clean_db.find(v.oid);
exists = clean_it != clean_db.end() ? 1 : 0;
}
if (!exists)
{
inode_space_stats[dirty_it->first.oid.inode] += block_size;
}
inode_space_stats[dirty_it->first.oid.inode] += block_size;
}
else if (IS_DELETE(dirty_it->second.state))
{
inode_space_stats[dirty_it->first.oid.inode] -= block_size;
}
}
if (forget_dirty && (IS_BIG_WRITE(dirty_it->second.state) ||
IS_DELETE(dirty_it->second.state)))
else if (IS_STABLE(dirty_it->second.state))
{
// Big write overrides all previous dirty entries
auto erase_end = dirty_it;
while (dirty_it != dirty_db.begin())
{
dirty_it--;
if (dirty_it->first.oid != v.oid)
{
dirty_it++;
break;
}
}
auto clean_it = clean_db.find(v.oid);
uint64_t clean_loc = clean_it != clean_db.end()
? clean_it->second.location : UINT64_MAX;
erase_dirty(dirty_it, erase_end, clean_loc);
break;
}
if (was_stable || dirty_it == dirty_db.begin())
if (dirty_it == dirty_db.begin())
{
break;
}

View File

@@ -24,7 +24,6 @@ int blockstore_impl_t::continue_sync(blockstore_op_t *op, bool queue_has_in_prog
if (PRIV(op)->op_state == 0)
{
stop_sync_submitted = false;
unsynced_big_write_count -= unsynced_big_writes.size();
PRIV(op)->sync_big_writes.swap(unsynced_big_writes);
PRIV(op)->sync_small_writes.swap(unsynced_small_writes);
PRIV(op)->sync_small_checked = 0;
@@ -80,8 +79,7 @@ int blockstore_impl_t::continue_sync(blockstore_op_t *op, bool queue_has_in_prog
// 2nd step: Data device is synced, prepare & write journal entries
// Check space in the journal and journal memory buffers
blockstore_journal_check_t space_check(this);
if (!space_check.check_available(op, PRIV(op)->sync_big_writes.size(),
sizeof(journal_entry_big_write) + clean_entry_bitmap_size, JOURNAL_STABILIZE_RESERVATION))
if (!space_check.check_available(op, PRIV(op)->sync_big_writes.size(), sizeof(journal_entry_big_write), JOURNAL_STABILIZE_RESERVATION))
{
return 0;
}
@@ -96,7 +94,7 @@ int blockstore_impl_t::continue_sync(blockstore_op_t *op, bool queue_has_in_prog
int s = 0, cur_sector = -1;
while (it != PRIV(op)->sync_big_writes.end())
{
if (!journal.entry_fits(sizeof(journal_entry_big_write) + clean_entry_bitmap_size) &&
if (!journal.entry_fits(sizeof(journal_entry_big_write)) &&
journal.sector_info[journal.cur_sector].dirty)
{
if (cur_sector == -1)
@@ -104,27 +102,24 @@ int blockstore_impl_t::continue_sync(blockstore_op_t *op, bool queue_has_in_prog
prepare_journal_sector_write(journal, journal.cur_sector, sqe[s++], [this, op](ring_data_t *data) { handle_sync_event(data, op); });
cur_sector = journal.cur_sector;
}
auto & dirty_entry = dirty_db.at(*it);
journal_entry_big_write *je = (journal_entry_big_write*)prefill_single_journal_entry(
journal, (dirty_entry.state & BS_ST_INSTANT) ? JE_BIG_WRITE_INSTANT : JE_BIG_WRITE,
sizeof(journal_entry_big_write) + clean_entry_bitmap_size
journal, (dirty_db[*it].state & BS_ST_INSTANT) ? JE_BIG_WRITE_INSTANT : JE_BIG_WRITE,
sizeof(journal_entry_big_write)
);
dirty_entry.journal_sector = journal.sector_info[journal.cur_sector].offset;
dirty_db[*it].journal_sector = journal.sector_info[journal.cur_sector].offset;
journal.used_sectors[journal.sector_info[journal.cur_sector].offset]++;
#ifdef BLOCKSTORE_DEBUG
printf(
"journal offset %08lx is used by %lx:%lx v%lu (%lu refs)\n",
dirty_entry.journal_sector, it->oid.inode, it->oid.stripe, it->version,
dirty_db[*it].journal_sector, it->oid.inode, it->oid.stripe, it->version,
journal.used_sectors[journal.sector_info[journal.cur_sector].offset]
);
#endif
je->oid = it->oid;
je->version = it->version;
je->offset = dirty_entry.offset;
je->len = dirty_entry.len;
je->location = dirty_entry.location;
memcpy((void*)(je+1), (clean_entry_bitmap_size > sizeof(void*)
? dirty_entry.bitmap : &dirty_entry.bitmap), clean_entry_bitmap_size);
je->offset = dirty_db[*it].offset;
je->len = dirty_db[*it].len;
je->location = dirty_db[*it].location;
je->crc32 = je_crc32((journal_entry*)je);
journal.crc32_last = je->crc32;
it++;
@@ -146,7 +141,6 @@ int blockstore_impl_t::continue_sync(blockstore_op_t *op, bool queue_has_in_prog
my_uring_prep_fsync(sqe, journal.fd, IORING_FSYNC_DATASYNC);
data->iov = { 0 };
data->callback = [this, op](ring_data_t *data) { handle_sync_event(data, op); };
PRIV(op)->min_flushed_journal_sector = PRIV(op)->max_flushed_journal_sector = 0;
PRIV(op)->pending_ops = 1;
PRIV(op)->op_state = SYNC_JOURNAL_SYNC_SENT;
return 1;

View File

@@ -30,13 +30,10 @@ bool blockstore_impl_t::enqueue_write(blockstore_op_t *op)
wait_big = (dirty_it->second.state & BS_ST_TYPE_MASK) == BS_ST_BIG_WRITE
? !IS_SYNCED(dirty_it->second.state)
: ((dirty_it->second.state & BS_ST_WORKFLOW_MASK) == BS_ST_WAIT_BIG);
if (!is_del && !deleted)
{
if (clean_entry_bitmap_size > sizeof(void*))
memcpy(bmp, dirty_it->second.bitmap, clean_entry_bitmap_size);
else
bmp = dirty_it->second.bitmap;
}
if (clean_entry_bitmap_size > sizeof(void*))
memcpy(bmp, dirty_it->second.bitmap, clean_entry_bitmap_size);
else
bmp = dirty_it->second.bitmap;
}
}
if (!found)
@@ -45,11 +42,8 @@ bool blockstore_impl_t::enqueue_write(blockstore_op_t *op)
if (clean_it != clean_db.end())
{
version = clean_it->second.version + 1;
if (!is_del)
{
void *bmp_ptr = get_clean_entry_bitmap(clean_it->second.location, clean_entry_bitmap_size);
memcpy((clean_entry_bitmap_size > sizeof(void*) ? bmp : &bmp), bmp_ptr, clean_entry_bitmap_size);
}
void *bmp_ptr = get_clean_entry_bitmap(clean_it->second.location, clean_entry_bitmap_size);
memcpy((clean_entry_bitmap_size > sizeof(void*) ? bmp : &bmp), bmp_ptr, clean_entry_bitmap_size);
}
else
{
@@ -122,8 +116,6 @@ bool blockstore_impl_t::enqueue_write(blockstore_op_t *op)
else
{
state = (op->len == block_size || deleted ? BS_ST_BIG_WRITE : BS_ST_SMALL_WRITE);
if (state == BS_ST_SMALL_WRITE && throttle_small_writes)
clock_gettime(CLOCK_REALTIME, &PRIV(op)->tv_begin);
if (wait_del)
state |= BS_ST_WAIT_DEL;
else if (state == BS_ST_SMALL_WRITE && wait_big)
@@ -249,8 +241,7 @@ int blockstore_impl_t::dequeue_write(blockstore_op_t *op)
if ((dirty_it->second.state & BS_ST_TYPE_MASK) == BS_ST_BIG_WRITE)
{
blockstore_journal_check_t space_check(this);
if (!space_check.check_available(op, unsynced_big_write_count + 1,
sizeof(journal_entry_big_write) + clean_entry_bitmap_size, JOURNAL_STABILIZE_RESERVATION))
if (!space_check.check_available(op, unsynced_big_writes.size() + 1, sizeof(journal_entry_big_write), JOURNAL_STABILIZE_RESERVATION))
{
return 0;
}
@@ -273,10 +264,7 @@ int blockstore_impl_t::dequeue_write(blockstore_op_t *op)
dirty_it->second.location = loc << block_order;
dirty_it->second.state = (dirty_it->second.state & ~BS_ST_WORKFLOW_MASK) | BS_ST_SUBMITTED;
#ifdef BLOCKSTORE_DEBUG
printf(
"Allocate block %lu for %lx:%lx v%lu\n",
loc, op->oid.inode, op->oid.stripe, op->version
);
printf("Allocate block %lu\n", loc);
#endif
data_alloc->set(loc, true);
uint64_t stripe_offset = (op->offset % bitmap_granularity);
@@ -302,8 +290,11 @@ int blockstore_impl_t::dequeue_write(blockstore_op_t *op)
PRIV(op)->min_flushed_journal_sector = PRIV(op)->max_flushed_journal_sector = 0;
if (immediate_commit != IMMEDIATE_ALL)
{
// Increase the counter, but don't save into unsynced_writes yet (can't sync until the write is finished)
unsynced_big_write_count++;
// Remember big write as unsynced
unsynced_big_writes.push_back((obj_ver_id){
.oid = op->oid,
.version = op->version,
});
PRIV(op)->op_state = 3;
}
else
@@ -316,11 +307,8 @@ int blockstore_impl_t::dequeue_write(blockstore_op_t *op)
// Small (journaled) write
// First check if the journal has sufficient space
blockstore_journal_check_t space_check(this);
if (unsynced_big_write_count &&
!space_check.check_available(op, unsynced_big_write_count,
sizeof(journal_entry_big_write) + clean_entry_bitmap_size, 0)
|| !space_check.check_available(op, 1,
sizeof(journal_entry_small_write) + clean_entry_bitmap_size, op->len + JOURNAL_STABILIZE_RESERVATION))
if (unsynced_big_writes.size() && !space_check.check_available(op, unsynced_big_writes.size(), sizeof(journal_entry_big_write), 0)
|| !space_check.check_available(op, 1, sizeof(journal_entry_small_write), op->len + JOURNAL_STABILIZE_RESERVATION))
{
return 0;
}
@@ -328,7 +316,8 @@ int blockstore_impl_t::dequeue_write(blockstore_op_t *op)
// There is sufficient space. Get SQE(s)
struct io_uring_sqe *sqe1 = NULL;
if (immediate_commit != IMMEDIATE_NONE ||
!journal.entry_fits(sizeof(journal_entry_small_write) + clean_entry_bitmap_size))
(journal_block_size - journal.in_sector_pos) < sizeof(journal_entry_small_write) &&
journal.sector_info[journal.cur_sector].dirty)
{
// Write current journal sector only if it's dirty and full, or in the immediate_commit mode
BS_SUBMIT_GET_SQE_DECL(sqe1);
@@ -411,6 +400,14 @@ int blockstore_impl_t::dequeue_write(blockstore_op_t *op)
{
journal.next_free = journal_block_size;
}
if (immediate_commit == IMMEDIATE_NONE)
{
// Remember small write as unsynced
unsynced_small_writes.push_back((obj_ver_id){
.oid = op->oid,
.version = op->version,
});
}
if (!PRIV(op)->pending_ops)
{
PRIV(op)->op_state = 4;
@@ -426,148 +423,85 @@ int blockstore_impl_t::dequeue_write(blockstore_op_t *op)
int blockstore_impl_t::continue_write(blockstore_op_t *op)
{
io_uring_sqe *sqe = NULL;
journal_entry_big_write *je;
int op_state = PRIV(op)->op_state;
if (op_state == 2)
goto resume_2;
else if (op_state == 4)
goto resume_4;
else if (op_state == 6)
goto resume_6;
else
if (op_state != 2 && op_state != 4)
{
// In progress
return 1;
}
auto dirty_it = dirty_db.find((obj_ver_id){
.oid = op->oid,
.version = op->version,
});
assert(dirty_it != dirty_db.end());
if (op_state == 2)
goto resume_2;
else if (op_state == 4)
goto resume_4;
resume_2:
// Only for the immediate_commit mode: prepare and submit big_write journal entry
{
auto dirty_it = dirty_db.find((obj_ver_id){
.oid = op->oid,
.version = op->version,
});
assert(dirty_it != dirty_db.end());
io_uring_sqe *sqe = NULL;
BS_SUBMIT_GET_SQE_DECL(sqe);
journal_entry_big_write *je = (journal_entry_big_write*)prefill_single_journal_entry(
journal, op->opcode == BS_OP_WRITE_STABLE ? JE_BIG_WRITE_INSTANT : JE_BIG_WRITE,
sizeof(journal_entry_big_write) + clean_entry_bitmap_size
);
dirty_it->second.journal_sector = journal.sector_info[journal.cur_sector].offset;
journal.used_sectors[journal.sector_info[journal.cur_sector].offset]++;
BS_SUBMIT_GET_SQE_DECL(sqe);
je = (journal_entry_big_write*)prefill_single_journal_entry(
journal, op->opcode == BS_OP_WRITE_STABLE ? JE_BIG_WRITE_INSTANT : JE_BIG_WRITE,
sizeof(journal_entry_big_write) + clean_entry_bitmap_size
);
dirty_it->second.journal_sector = journal.sector_info[journal.cur_sector].offset;
journal.used_sectors[journal.sector_info[journal.cur_sector].offset]++;
#ifdef BLOCKSTORE_DEBUG
printf(
"journal offset %08lx is used by %lx:%lx v%lu (%lu refs)\n",
journal.sector_info[journal.cur_sector].offset, op->oid.inode, op->oid.stripe, op->version,
journal.used_sectors[journal.sector_info[journal.cur_sector].offset]
);
printf(
"journal offset %08lx is used by %lx:%lx v%lu (%lu refs)\n",
journal.sector_info[journal.cur_sector].offset, op->oid.inode, op->oid.stripe, op->version,
journal.used_sectors[journal.sector_info[journal.cur_sector].offset]
);
#endif
je->oid = op->oid;
je->version = op->version;
je->offset = op->offset;
je->len = op->len;
je->location = dirty_it->second.location;
memcpy((void*)(je+1), (clean_entry_bitmap_size > sizeof(void*) ? dirty_it->second.bitmap : &dirty_it->second.bitmap), clean_entry_bitmap_size);
je->crc32 = je_crc32((journal_entry*)je);
journal.crc32_last = je->crc32;
prepare_journal_sector_write(journal, journal.cur_sector, sqe,
[this, op](ring_data_t *data) { handle_write_event(data, op); });
PRIV(op)->min_flushed_journal_sector = PRIV(op)->max_flushed_journal_sector = 1 + journal.cur_sector;
PRIV(op)->pending_ops = 1;
PRIV(op)->op_state = 3;
return 1;
}
je->oid = op->oid;
je->version = op->version;
je->offset = op->offset;
je->len = op->len;
je->location = dirty_it->second.location;
memcpy((void*)(je+1), (clean_entry_bitmap_size > sizeof(void*) ? dirty_it->second.bitmap : &dirty_it->second.bitmap), clean_entry_bitmap_size);
je->crc32 = je_crc32((journal_entry*)je);
journal.crc32_last = je->crc32;
prepare_journal_sector_write(journal, journal.cur_sector, sqe,
[this, op](ring_data_t *data) { handle_write_event(data, op); });
PRIV(op)->min_flushed_journal_sector = PRIV(op)->max_flushed_journal_sector = 1 + journal.cur_sector;
PRIV(op)->pending_ops = 1;
PRIV(op)->op_state = 3;
return 1;
resume_4:
// Switch object state
{
auto dirty_it = dirty_db.find((obj_ver_id){
.oid = op->oid,
.version = op->version,
});
assert(dirty_it != dirty_db.end());
#ifdef BLOCKSTORE_DEBUG
printf("Ack write %lx:%lx v%lu = state 0x%x\n", op->oid.inode, op->oid.stripe, op->version, dirty_it->second.state);
printf("Ack write %lx:%lx v%lu = state %x\n", op->oid.inode, op->oid.stripe, op->version, dirty_it->second.state);
#endif
bool is_big = (dirty_it->second.state & BS_ST_TYPE_MASK) == BS_ST_BIG_WRITE;
bool imm = is_big ? (immediate_commit == IMMEDIATE_ALL) : (immediate_commit != IMMEDIATE_NONE);
if (imm)
bool imm = (dirty_it->second.state & BS_ST_TYPE_MASK) == BS_ST_BIG_WRITE
? (immediate_commit == IMMEDIATE_ALL)
: (immediate_commit != IMMEDIATE_NONE);
if (imm)
{
auto & unstab = unstable_writes[op->oid];
unstab = unstab < op->version ? op->version : unstab;
}
dirty_it->second.state = (dirty_it->second.state & ~BS_ST_WORKFLOW_MASK)
| (imm ? BS_ST_SYNCED : BS_ST_WRITTEN);
if (imm && ((dirty_it->second.state & BS_ST_TYPE_MASK) == BS_ST_DELETE || (dirty_it->second.state & BS_ST_INSTANT)))
{
// Deletions are treated as immediately stable
mark_stable(dirty_it->first);
}
if (immediate_commit == IMMEDIATE_ALL)
{
dirty_it++;
while (dirty_it != dirty_db.end() && dirty_it->first.oid == op->oid)
{
auto & unstab = unstable_writes[op->oid];
unstab = unstab < op->version ? op->version : unstab;
}
dirty_it->second.state = (dirty_it->second.state & ~BS_ST_WORKFLOW_MASK)
| (imm ? BS_ST_SYNCED : BS_ST_WRITTEN);
if (imm && ((dirty_it->second.state & BS_ST_TYPE_MASK) == BS_ST_DELETE || (dirty_it->second.state & BS_ST_INSTANT)))
{
// Deletions and 'instant' operations are treated as immediately stable
mark_stable(dirty_it->first);
}
if (!imm)
{
if (is_big)
if ((dirty_it->second.state & BS_ST_WORKFLOW_MASK) == BS_ST_WAIT_BIG)
{
// Remember big write as unsynced
unsynced_big_writes.push_back((obj_ver_id){
.oid = op->oid,
.version = op->version,
});
dirty_it->second.state = (dirty_it->second.state & ~BS_ST_WORKFLOW_MASK) | BS_ST_IN_FLIGHT;
}
else
{
// Remember small write as unsynced
unsynced_small_writes.push_back((obj_ver_id){
.oid = op->oid,
.version = op->version,
});
}
}
if (imm && (dirty_it->second.state & BS_ST_TYPE_MASK) == BS_ST_BIG_WRITE)
{
// Unblock small writes
dirty_it++;
while (dirty_it != dirty_db.end() && dirty_it->first.oid == op->oid)
{
if ((dirty_it->second.state & BS_ST_WORKFLOW_MASK) == BS_ST_WAIT_BIG)
{
dirty_it->second.state = (dirty_it->second.state & ~BS_ST_WORKFLOW_MASK) | BS_ST_IN_FLIGHT;
}
dirty_it++;
}
}
// Apply throttling to not fill the journal too fast for the SSD+HDD case
if (!is_big && throttle_small_writes)
{
// Apply throttling
timespec tv_end;
clock_gettime(CLOCK_REALTIME, &tv_end);
uint64_t exec_us =
(tv_end.tv_sec - PRIV(op)->tv_begin.tv_sec)*1000000 +
(tv_end.tv_nsec - PRIV(op)->tv_begin.tv_nsec)/1000;
// Compare with target execution time
// 100% free -> target time = 0
// 0% free -> target time = iodepth/parallelism * (iops + size/bw) / write per second
uint64_t used_start = journal.get_trim_pos();
uint64_t journal_free_space = journal.next_free < used_start
? (used_start - journal.next_free)
: (journal.len - journal.next_free + used_start - journal.block_size);
uint64_t ref_us =
(write_iodepth <= throttle_target_parallelism ? 100 : 100*write_iodepth/throttle_target_parallelism)
* (1000000/throttle_target_iops + op->len*1000000/throttle_target_mbs/1024/1024)
/ 100;
ref_us -= ref_us * journal_free_space / journal.len;
if (ref_us > exec_us + throttle_threshold_us)
{
// Pause reply
tfd->set_timer_us(ref_us-exec_us, false, [this, op](int timer_id)
{
PRIV(op)->op_state++;
ringloop->wakeup();
});
PRIV(op)->op_state = 5;
return 1;
}
}
}
resume_6:
// Acknowledge write
op->retval = op->len;
write_iodepth--;
@@ -691,6 +625,14 @@ int blockstore_impl_t::dequeue_del(blockstore_op_t *op)
PRIV(op)->min_flushed_journal_sector = PRIV(op)->max_flushed_journal_sector = 1 + journal.cur_sector;
PRIV(op)->pending_ops++;
}
else
{
// Remember delete as unsynced
unsynced_small_writes.push_back((obj_ver_id){
.oid = op->oid,
.version = op->version,
});
}
if (!PRIV(op)->pending_ops)
{
PRIV(op)->op_state = 4;

View File

@@ -1,348 +0,0 @@
// Copyright (c) Vitaliy Filippov, 2019+
// License: VNPL-1.1 (see README.md for details)
/**
* CLI tool
* Currently can (a) remove inodes and (b) merge snapshot/clone layers
*/
#include <vector>
#include <algorithm>
#include "cli.h"
#include "epoll_manager.h"
#include "cluster_client.h"
#include "pg_states.h"
#include "base64.h"
static const char *exe_name = NULL;
json11::Json::object cli_tool_t::parse_args(int narg, const char *args[])
{
json11::Json::object cfg;
json11::Json::array cmd;
cfg["progress"] = "1";
for (int i = 1; i < narg; i++)
{
if (!strcmp(args[i], "-h") || !strcmp(args[i], "--help"))
{
help();
}
else if (args[i][0] == '-' && args[i][1] == 'l')
{
cfg["long"] = "1";
}
else if (args[i][0] == '-' && args[i][1] == 'n')
{
cfg["count"] = args[++i];
}
else if (args[i][0] == '-' && args[i][1] == 'p')
{
cfg["pool"] = args[++i];
}
else if (args[i][0] == '-' && args[i][1] == 's')
{
cfg["size"] = args[++i];
}
else if (args[i][0] == '-' && args[i][1] == 'r')
{
cfg["reverse"] = "1";
}
else if (args[i][0] == '-' && args[i][1] == 'f')
{
cfg["force"] = "1";
}
else if (args[i][0] == '-' && args[i][1] == '-')
{
const char *opt = args[i]+2;
cfg[opt] = i == narg-1 || !strcmp(opt, "json") || !strcmp(opt, "wait-list") ||
!strcmp(opt, "long") || !strcmp(opt, "del") || !strcmp(opt, "no-color") ||
!strcmp(opt, "force") || !strcmp(opt, "reverse") ||
!strcmp(opt, "writers-stopped") && strcmp("1", args[i+1]) != 0
? "1" : args[++i];
}
else
{
cmd.push_back(std::string(args[i]));
}
}
if (!cmd.size())
{
std::string exe(exe_name);
if (exe.substr(exe.size()-11) == "vitastor-rm")
{
cmd.push_back("rm-data");
}
}
cfg["command"] = cmd;
return cfg;
}
void cli_tool_t::help()
{
printf(
"Vitastor command-line tool\n"
"(c) Vitaliy Filippov, 2019+ (VNPL-1.1)\n"
"\n"
"USAGE:\n"
"%s ls [-l] [-p POOL] [--sort FIELD] [-r] [-n N] [<name> ...]\n"
" List images (only specified if <name> passed).\n"
" -p|--pool POOL Filter images by pool ID or name\n"
" -l|--long Also report allocated size and I/O statistics\n"
" --del Also include delete operation statistics\n"
" --sort FIELD Sort by specified field (name, size, used_size, <read|write|delete>_<iops|bps|lat|queue>)\n"
" -r|--reverse Sort in descending order\n"
" -n|--count N Only list first N items\n"
"\n"
"%s create -s|--size <size> [-p|--pool <id|name>] [--parent <parent_name>[@<snapshot>]] <name>\n"
" Create an image. You may use K/M/G/T suffixes for <size>. If --parent is specified,\n"
" a copy-on-write image clone is created. Parent must be a snapshot (readonly image).\n"
" Pool must be specified if there is more than one pool.\n"
"\n"
"%s create --snapshot <snapshot> [-p|--pool <id|name>] <image>\n"
"%s snap-create [-p|--pool <id|name>] <image>@<snapshot>\n"
" Create a snapshot of image <name>. May be used live if only a single writer is active.\n"
"\n"
"%s modify <name> [-s|--size <size>] [--readonly | --readwrite] [-f|--force]\n"
" Resize image or change its readonly status. Images with children can't be made read-write.\n"
" If the new size is smaller than the old size, extra data will be purged.\n"
" You should resize file system in the image, if present, before shrinking it.\n"
" -f|--force Proceed with shrinking or setting readwrite flag even if the image has children.\n"
"\n"
"%s rm <from> [<to>] [--writers-stopped]\n"
" Remove <from> or all layers between <from> and <to> (<to> must be a child of <from>),\n"
" rebasing all their children accordingly. --writers-stopped allows merging to be a bit\n"
" more effective in case of a single 'slim' read-write child and 'fat' removed parent:\n"
" the child is merged into parent and parent is renamed to child in that case.\n"
" In other cases parent layers are always merged into children.\n"
"\n"
"%s flatten <layer>\n"
" Flatten a layer, i.e. merge data and detach it from parents.\n"
"\n"
"%s rm-data --pool <pool> --inode <inode> [--wait-list] [--min-offset <offset>]\n"
" Remove inode data without changing metadata.\n"
" --wait-list Retrieve full objects listings before starting to remove objects.\n"
" Requires more memory, but allows to show correct removal progress.\n"
" --min-offset Purge only data starting with specified offset.\n"
"\n"
"%s merge-data <from> <to> [--target <target>]\n"
" Merge layer data without changing metadata. Merge <from>..<to> to <target>.\n"
" <to> must be a child of <from> and <target> may be one of the layers between\n"
" <from> and <to>, including <from> and <to>.\n"
"\n"
"%s alloc-osd\n"
" Allocate a new OSD number and reserve it by creating empty /osd/stats/<n> key.\n"
"%s simple-offsets <device>\n"
" Calculate offsets for simple&stupid (no superblock) OSD deployment. Options:\n"
" --object_size 128k Set blockstore block size\n"
" --bitmap_granularity 4k Set bitmap granularity\n"
" --journal_size 16M Set journal size\n"
" --device_block_size 4k Set device block size\n"
" --journal_offset 0 Set journal offset\n"
" --device_size 0 Set device size\n"
" --format text Result format: json, options, env, or text\n"
"\n"
"GLOBAL OPTIONS:\n"
" --etcd_address <etcd_address>\n"
" --iodepth N Send N operations in parallel to each OSD when possible (default 32)\n"
" --parallel_osds M Work with M osds in parallel when possible (default 4)\n"
" --progress 1|0 Report progress (default 1)\n"
" --cas 1|0 Use online CAS writes when possible (default auto)\n"
" --no-color Disable colored output\n"
" --json JSON output\n"
,
exe_name, exe_name, exe_name, exe_name, exe_name, exe_name, exe_name, exe_name, exe_name, exe_name, exe_name
);
exit(0);
}
void cli_tool_t::change_parent(inode_t cur, inode_t new_parent)
{
auto cur_cfg_it = cli->st_cli.inode_config.find(cur);
if (cur_cfg_it == cli->st_cli.inode_config.end())
{
fprintf(stderr, "Inode 0x%lx disappeared\n", cur);
exit(1);
}
inode_config_t new_cfg = cur_cfg_it->second;
std::string cur_name = new_cfg.name;
std::string cur_cfg_key = base64_encode(cli->st_cli.etcd_prefix+
"/config/inode/"+std::to_string(INODE_POOL(cur))+
"/"+std::to_string(INODE_NO_POOL(cur)));
new_cfg.parent_id = new_parent;
json11::Json::object cur_cfg_json = cli->st_cli.serialize_inode_cfg(&new_cfg);
waiting++;
cli->st_cli.etcd_txn(json11::Json::object {
{ "compare", json11::Json::array {
json11::Json::object {
{ "target", "MOD" },
{ "key", cur_cfg_key },
{ "result", "LESS" },
{ "mod_revision", new_cfg.mod_revision+1 },
},
} },
{ "success", json11::Json::array {
json11::Json::object {
{ "request_put", json11::Json::object {
{ "key", cur_cfg_key },
{ "value", base64_encode(json11::Json(cur_cfg_json).dump()) },
} }
},
} },
}, ETCD_SLOW_TIMEOUT, [this, new_parent, cur, cur_name](std::string err, json11::Json res)
{
if (err != "")
{
fprintf(stderr, "Error changing parent of %s: %s\n", cur_name.c_str(), err.c_str());
exit(1);
}
if (!res["succeeded"].bool_value())
{
fprintf(stderr, "Inode %s was modified during snapshot deletion\n", cur_name.c_str());
exit(1);
}
if (new_parent)
{
auto new_parent_it = cli->st_cli.inode_config.find(new_parent);
std::string new_parent_name = new_parent_it != cli->st_cli.inode_config.end()
? new_parent_it->second.name : "<unknown>";
printf(
"Parent of layer %s (inode %lu in pool %u) changed to %s (inode %lu in pool %u)\n",
cur_name.c_str(), INODE_NO_POOL(cur), INODE_POOL(cur),
new_parent_name.c_str(), INODE_NO_POOL(new_parent), INODE_POOL(new_parent)
);
}
else
{
printf(
"Parent of layer %s (inode %lu in pool %u) detached\n",
cur_name.c_str(), INODE_NO_POOL(cur), INODE_POOL(cur)
);
}
waiting--;
ringloop->wakeup();
});
}
inode_config_t* cli_tool_t::get_inode_cfg(const std::string & name)
{
for (auto & ic: cli->st_cli.inode_config)
{
if (ic.second.name == name)
{
return &ic.second;
}
}
fprintf(stderr, "Layer %s not found\n", name.c_str());
exit(1);
}
void cli_tool_t::run(json11::Json cfg)
{
json11::Json::array cmd = cfg["command"].array_items();
if (!cmd.size())
{
fprintf(stderr, "command is missing\n");
exit(1);
}
else if (cmd[0] == "ls")
{
// List images
action_cb = start_ls(cfg);
}
else if (cmd[0] == "create" || cmd[0] == "snap-create")
{
// Create image/snapshot
action_cb = start_create(cfg);
}
else if (cmd[0] == "modify")
{
// Modify image
action_cb = start_modify(cfg);
}
else if (cmd[0] == "rm-data")
{
// Delete inode data
action_cb = start_rm(cfg);
}
else if (cmd[0] == "merge-data")
{
// Merge layer data without affecting metadata
action_cb = start_merge(cfg);
}
else if (cmd[0] == "flatten")
{
// Merge layer data without affecting metadata
action_cb = start_flatten(cfg);
}
else if (cmd[0] == "rm")
{
// Remove multiple snapshots and rebase their children
action_cb = start_snap_rm(cfg);
}
else if (cmd[0] == "alloc-osd")
{
// Allocate a new OSD number
action_cb = start_alloc_osd(cfg);
}
else if (cmd[0] == "simple-offsets")
{
// Calculate offsets for simple & stupid OSD deployment without superblock
action_cb = simple_offsets(cfg);
}
else
{
fprintf(stderr, "unknown command: %s\n", cmd[0].string_value().c_str());
exit(1);
}
color = !cfg["no-color"].bool_value();
json_output = cfg["json"].bool_value();
iodepth = cfg["iodepth"].uint64_value();
if (!iodepth)
iodepth = 32;
parallel_osds = cfg["parallel_osds"].uint64_value();
if (!parallel_osds)
parallel_osds = 4;
log_level = cfg["log_level"].int64_value();
progress = cfg["progress"].uint64_value() ? true : false;
list_first = cfg["wait-list"].uint64_value() ? true : false;
// Create client
ringloop = new ring_loop_t(512);
epmgr = new epoll_manager_t(ringloop);
cli = new cluster_client_t(ringloop, epmgr->tfd, cfg);
cli->on_ready([this]()
{
// Initialize job
consumer.loop = [this]()
{
if (action_cb != NULL)
{
bool done = action_cb();
if (done)
{
action_cb = NULL;
}
}
ringloop->submit();
};
ringloop->register_consumer(&consumer);
consumer.loop();
});
// Loop until it completes
while (action_cb != NULL)
{
ringloop->loop();
if (action_cb != NULL)
ringloop->wait();
}
}
int main(int narg, const char *args[])
{
setvbuf(stdout, NULL, _IONBF, 0);
setvbuf(stderr, NULL, _IONBF, 0);
exe_name = args[0];
cli_tool_t *p = new cli_tool_t();
p->run(cli_tool_t::parse_args(narg, args));
return 0;
}

View File

@@ -1,65 +0,0 @@
// Copyright (c) Vitaliy Filippov, 2019+
// License: VNPL-1.1 (see README.md for details)
// Common CLI tool header
#pragma once
#include "json11/json11.hpp"
#include "object_id.h"
#include "ringloop.h"
#include <functional>
struct rm_inode_t;
struct snap_merger_t;
struct snap_flattener_t;
struct snap_remover_t;
class epoll_manager_t;
class cluster_client_t;
struct inode_config_t;
class cli_tool_t
{
public:
uint64_t iodepth = 0, parallel_osds = 0;
bool progress = true;
bool list_first = false;
bool json_output = false;
int log_level = 0;
bool color = false;
ring_loop_t *ringloop = NULL;
epoll_manager_t *epmgr = NULL;
cluster_client_t *cli = NULL;
int waiting = 0;
ring_consumer_t consumer;
std::function<bool(void)> action_cb;
void run(json11::Json cfg);
void change_parent(inode_t cur, inode_t new_parent);
inode_config_t* get_inode_cfg(const std::string & name);
static json11::Json::object parse_args(int narg, const char *args[]);
static void help();
friend struct rm_inode_t;
friend struct snap_merger_t;
friend struct snap_flattener_t;
friend struct snap_remover_t;
std::function<bool(void)> start_ls(json11::Json);
std::function<bool(void)> start_create(json11::Json);
std::function<bool(void)> start_modify(json11::Json);
std::function<bool(void)> start_rm(json11::Json);
std::function<bool(void)> start_merge(json11::Json);
std::function<bool(void)> start_flatten(json11::Json);
std::function<bool(void)> start_snap_rm(json11::Json);
std::function<bool(void)> start_alloc_osd(json11::Json cfg, uint64_t *out = NULL);
std::function<bool(void)> simple_offsets(json11::Json cfg);
};
std::string format_size(uint64_t size);
uint64_t parse_size(std::string size_str);

View File

@@ -1,141 +0,0 @@
// Copyright (c) Vitaliy Filippov, 2019+
// License: VNPL-1.1 (see README.md for details)
#include <ctype.h>
#include "cli.h"
#include "cluster_client.h"
#include "base64.h"
#include <algorithm>
// Safely allocate an OSD number
struct alloc_osd_t
{
cli_tool_t *parent;
json11::Json result;
uint64_t new_id = 1;
int state = 0;
bool is_done()
{
return state == 100;
}
void loop()
{
if (state == 1)
goto resume_1;
do
{
etcd_txn(json11::Json::object {
{ "compare", json11::Json::array {
json11::Json::object {
{ "target", "VERSION" },
{ "version", 0 },
{ "key", base64_encode(
parent->cli->st_cli.etcd_prefix+"/osd/stats/"+std::to_string(new_id)
) },
},
} },
{ "success", json11::Json::array {
json11::Json::object {
{ "request_put", json11::Json::object {
{ "key", base64_encode(
parent->cli->st_cli.etcd_prefix+"/osd/stats/"+std::to_string(new_id)
) },
{ "value", base64_encode("{}") },
} },
},
} },
{ "failure", json11::Json::array {
json11::Json::object {
{ "request_range", json11::Json::object {
{ "key", base64_encode(parent->cli->st_cli.etcd_prefix+"/osd/stats/") },
{ "range_end", base64_encode(parent->cli->st_cli.etcd_prefix+"/osd/stats0") },
{ "keys_only", true },
} },
},
} },
});
resume_1:
state = 1;
if (parent->waiting > 0)
return;
if (!result["succeeded"].bool_value())
{
std::vector<osd_num_t> used;
for (auto kv: result["responses"][0]["response_range"]["kvs"].array_items())
{
std::string key = base64_decode(kv["key"].string_value());
osd_num_t cur_osd;
char null_byte = 0;
sscanf(key.c_str() + parent->cli->st_cli.etcd_prefix.length(), "/osd/stats/%lu%c", &cur_osd, &null_byte);
if (!cur_osd || null_byte != 0)
{
fprintf(stderr, "Invalid key in etcd: %s\n", key.c_str());
continue;
}
used.push_back(cur_osd);
}
std::sort(used.begin(), used.end());
if (used[used.size()-1] == used.size())
{
new_id = used.size()+1;
}
else
{
int s = 0, e = used.size();
while (e > s+1)
{
int c = (s+e)/2;
if (used[c] == c+1)
s = c;
else
e = c;
}
new_id = used[e-1]+1;
}
}
} while (!result["succeeded"].bool_value());
state = 100;
}
void etcd_txn(json11::Json txn)
{
parent->waiting++;
parent->cli->st_cli.etcd_txn(txn, ETCD_SLOW_TIMEOUT, [this](std::string err, json11::Json res)
{
parent->waiting--;
if (err != "")
{
fprintf(stderr, "Error reading from etcd: %s\n", err.c_str());
exit(1);
}
this->result = res;
parent->ringloop->wakeup();
});
}
};
std::function<bool(void)> cli_tool_t::start_alloc_osd(json11::Json cfg, uint64_t *out)
{
json11::Json::array cmd = cfg["command"].array_items();
auto alloc_osd = new alloc_osd_t();
alloc_osd->parent = this;
return [alloc_osd, &out]()
{
alloc_osd->loop();
if (alloc_osd->is_done())
{
if (out)
*out = alloc_osd->new_id;
else if (alloc_osd->new_id)
printf("%lu\n", alloc_osd->new_id);
delete alloc_osd;
return true;
}
return false;
};
}

View File

@@ -1,523 +0,0 @@
// Copyright (c) Vitaliy Filippov, 2019+
// License: VNPL-1.1 (see README.md for details)
#include <ctype.h>
#include "cli.h"
#include "cluster_client.h"
#include "base64.h"
// Create an image, snapshot or clone
//
// Snapshot creation performs a etcd transaction which:
// - Checks that the image exists
// - Checks that the snapshot doesn't exist
// - Renames the inode to a new name with snapshot (say, testimg -> testimg@0)
// - Sets the readonly flag for the old inode
// - Creates a new inode with the same name pointing to the old inode as parent
// - Adjusts /index/image/*
//
// The same algorithm can be easily implemented in any other language or even via etcdctl,
// however we have it here for completeness
struct image_creator_t
{
cli_tool_t *parent;
pool_id_t new_pool_id = 0;
std::string new_pool_name;
std::string image_name, new_snap, new_parent;
uint64_t size;
pool_id_t old_pool_id = 0;
inode_t new_parent_id = 0;
inode_t new_id = 0, old_id = 0;
uint64_t max_id_mod_rev = 0, cfg_mod_rev = 0, idx_mod_rev = 0;
json11::Json result;
int state = 0;
bool is_done()
{
return state == 100;
}
void loop()
{
if (state >= 1)
goto resume_1;
if (new_pool_id)
{
auto & pools = parent->cli->st_cli.pool_config;
if (pools.find(new_pool_id) == pools.end())
{
new_pool_id = 0;
}
}
else if (new_pool_name != "")
{
for (auto & ic: parent->cli->st_cli.pool_config)
{
if (ic.second.name == new_pool_name)
{
new_pool_id = ic.first;
break;
}
}
}
else if (parent->cli->st_cli.pool_config.size() == 1)
{
auto it = parent->cli->st_cli.pool_config.begin();
new_pool_id = it->first;
}
if (!new_pool_id)
{
if (new_pool_name == "")
{
fprintf(stderr, "Pool name or ID is missing\n");
}
else
{
fprintf(stderr, "Pool %s does not exist\n", new_pool_name.c_str());
}
exit(1);
}
state = 1;
resume_1:
if (new_snap == "")
create_image();
else
create_snapshot();
}
void create_image()
{
if (state == 2)
goto resume_2;
else if (state == 3)
goto resume_3;
if (!size)
{
fprintf(stderr, "Image size is missing\n");
exit(1);
}
for (auto & ic: parent->cli->st_cli.inode_config)
{
if (ic.second.name == image_name)
{
fprintf(stderr, "Image %s already exists\n", image_name.c_str());
exit(1);
}
}
do
{
etcd_txn(json11::Json::object {
{ "success", json11::Json::array { get_next_id() } }
});
state = 2;
resume_2:
if (parent->waiting > 0)
return;
extract_next_id(result["responses"][0]);
attempt_create();
state = 3;
resume_3:
if (parent->waiting > 0)
return;
if (!result["succeeded"].bool_value() &&
result["responses"][0]["response_range"]["kvs"].array_items().size() > 0)
{
fprintf(stderr, "Image %s already exists\n", image_name.c_str());
exit(1);
}
} while (!result["succeeded"].bool_value());
if (parent->progress)
{
printf("Image %s created\n", image_name.c_str());
}
state = 100;
}
void create_snapshot()
{
if (state == 2)
goto resume_2;
else if (state == 3)
goto resume_3;
else if (state == 4)
goto resume_4;
for (auto & ic: parent->cli->st_cli.inode_config)
{
if (ic.second.name == image_name+"@"+new_snap)
{
fprintf(stderr, "Snapshot %s@%s already exists\n", image_name.c_str(), new_snap.c_str());
exit(1);
}
}
do
{
// In addition to next_id, get: size, old_id, old_pool_id, new_parent, cfg_mod_rev, idx_mod_rev
resume_2:
resume_3:
get_image_details();
if (parent->waiting > 0)
return;
if (!old_id)
{
fprintf(stderr, "Image %s does not exist\n", image_name.c_str());
exit(1);
}
attempt_create();
state = 4;
resume_4:
if (parent->waiting > 0)
return;
if (!result["succeeded"].bool_value() &&
result["responses"][0]["response_range"]["kvs"].array_items().size() > 0)
{
fprintf(stderr, "Snapshot %s@%s already exists\n", image_name.c_str(), new_snap.c_str());
exit(1);
}
} while (!result["succeeded"].bool_value());
if (parent->progress)
{
printf("Snapshot %s@%s created\n", image_name.c_str(), new_snap.c_str());
}
state = 100;
}
json11::Json::object get_next_id()
{
return json11::Json::object {
{ "request_range", json11::Json::object {
{ "key", base64_encode(
parent->cli->st_cli.etcd_prefix+"/index/maxid/"+std::to_string(new_pool_id)
) },
} },
};
}
void extract_next_id(json11::Json response)
{
new_id = 1;
max_id_mod_rev = 0;
if (response["response_range"]["kvs"].array_items().size() > 0)
{
auto kv = parent->cli->st_cli.parse_etcd_kv(response["response_range"]["kvs"][0]);
new_id = 1+INODE_NO_POOL(kv.value.uint64_value());
max_id_mod_rev = kv.mod_revision;
}
auto ino_it = parent->cli->st_cli.inode_config.lower_bound(INODE_WITH_POOL(new_pool_id, 0));
if (ino_it != parent->cli->st_cli.inode_config.begin())
{
ino_it--;
if (INODE_POOL(ino_it->first) == new_pool_id && new_id < 1+INODE_NO_POOL(ino_it->first))
new_id = 1+INODE_NO_POOL(ino_it->first);
}
}
void get_image_details()
{
if (state == 2)
goto resume_2;
else if (state == 3)
goto resume_3;
etcd_txn(json11::Json::object { { "success", json11::Json::array {
get_next_id(),
json11::Json::object {
{ "request_range", json11::Json::object {
{ "key", base64_encode(
parent->cli->st_cli.etcd_prefix+"/index/image/"+image_name
) },
} },
},
} } });
state = 2;
resume_2:
if (parent->waiting > 0)
return;
extract_next_id(result["responses"][0]);
old_id = 0;
old_pool_id = 0;
cfg_mod_rev = idx_mod_rev = 0;
if (result["responses"][1]["response_range"]["kvs"].array_items().size() == 0)
{
for (auto & ic: parent->cli->st_cli.inode_config)
{
if (ic.second.name == image_name)
{
old_id = INODE_NO_POOL(ic.first);
old_pool_id = INODE_POOL(ic.first);
size = ic.second.size;
new_parent_id = ic.second.parent_id;
cfg_mod_rev = ic.second.mod_revision;
break;
}
}
}
else
{
// FIXME: Parse kvs in etcd_state_client automatically
{
auto kv = parent->cli->st_cli.parse_etcd_kv(result["responses"][1]["response_range"]["kvs"][0]);
old_id = INODE_NO_POOL(kv.value["id"].uint64_value());
old_pool_id = (pool_id_t)kv.value["pool_id"].uint64_value();
idx_mod_rev = kv.mod_revision;
if (!old_id || !old_pool_id || old_pool_id >= POOL_ID_MAX)
{
fprintf(stderr, "Invalid pool or inode ID in etcd key %s\n", kv.key.c_str());
exit(1);
}
}
etcd_txn(json11::Json::object {
{ "success", json11::Json::array {
json11::Json::object {
{ "request_range", json11::Json::object {
{ "key", base64_encode(
parent->cli->st_cli.etcd_prefix+"/config/inode/"+
std::to_string(old_pool_id)+"/"+std::to_string(old_id)
) },
} },
},
} },
});
state = 3;
resume_3:
if (parent->waiting > 0)
return;
{
auto kv = parent->cli->st_cli.parse_etcd_kv(result["responses"][0]["response_range"]["kvs"][0]);
size = kv.value["size"].uint64_value();
new_parent_id = kv.value["parent_id"].uint64_value();
uint64_t parent_pool_id = kv.value["parent_pool_id"].uint64_value();
if (new_parent_id)
{
new_parent_id = INODE_WITH_POOL(parent_pool_id ? parent_pool_id : old_pool_id, new_parent_id);
}
cfg_mod_rev = kv.mod_revision;
}
}
}
void attempt_create()
{
inode_config_t new_cfg = {
.num = INODE_WITH_POOL(new_pool_id, new_id),
.name = image_name,
.size = size,
.parent_id = (new_snap != "" ? INODE_WITH_POOL(old_pool_id, old_id) : new_parent_id),
.readonly = false,
};
json11::Json::array checks = json11::Json::array {
json11::Json::object {
{ "target", "VERSION" },
{ "version", 0 },
{ "key", base64_encode(
parent->cli->st_cli.etcd_prefix+"/config/inode/"+
std::to_string(new_pool_id)+"/"+std::to_string(new_id)
) },
},
json11::Json::object {
{ "target", "VERSION" },
{ "version", 0 },
{ "key", base64_encode(
parent->cli->st_cli.etcd_prefix+"/index/image/"+image_name+
(new_snap != "" ? "@"+new_snap : "")
) },
},
json11::Json::object {
{ "target", "MOD" },
{ "mod_revision", max_id_mod_rev },
{ "key", base64_encode(parent->cli->st_cli.etcd_prefix+"/index/maxid/"+std::to_string(new_pool_id)) },
},
};
json11::Json::array success = json11::Json::array {
json11::Json::object {
{ "request_put", json11::Json::object {
{ "key", base64_encode(
parent->cli->st_cli.etcd_prefix+"/config/inode/"+
std::to_string(new_pool_id)+"/"+std::to_string(new_id)
) },
{ "value", base64_encode(
json11::Json(parent->cli->st_cli.serialize_inode_cfg(&new_cfg)).dump()
) },
} },
},
json11::Json::object {
{ "request_put", json11::Json::object {
{ "key", base64_encode(parent->cli->st_cli.etcd_prefix+"/index/image/"+image_name) },
{ "value", base64_encode(json11::Json(json11::Json::object{
{ "id", new_id },
{ "pool_id", (uint64_t)new_pool_id },
}).dump()) },
} },
},
json11::Json::object {
{ "request_put", json11::Json::object {
{ "key", base64_encode(
parent->cli->st_cli.etcd_prefix+"/index/maxid/"+
std::to_string(new_pool_id)
) },
{ "value", base64_encode(std::to_string(new_id)) }
} },
},
};
json11::Json::array failure = json11::Json::array {
json11::Json::object {
{ "request_range", json11::Json::object {
{ "key", base64_encode(
parent->cli->st_cli.etcd_prefix+"/index/image/"+
image_name+(new_snap != "" ? "@"+new_snap : "")
) },
} },
},
};
if (new_snap != "")
{
inode_config_t snap_cfg = {
.num = INODE_WITH_POOL(old_pool_id, old_id),
.name = image_name+"@"+new_snap,
.size = size,
.parent_id = new_parent_id,
.readonly = true,
};
checks.push_back(json11::Json::object {
{ "target", "MOD" },
{ "mod_revision", cfg_mod_rev },
{ "key", base64_encode(
parent->cli->st_cli.etcd_prefix+"/config/inode/"+
std::to_string(old_pool_id)+"/"+std::to_string(old_id)
) },
});
checks.push_back(json11::Json::object {
{ "target", "MOD" },
{ "mod_revision", idx_mod_rev },
{ "key", base64_encode(parent->cli->st_cli.etcd_prefix+"/index/image/"+image_name) }
});
success.push_back(json11::Json::object {
{ "request_put", json11::Json::object {
{ "key", base64_encode(
parent->cli->st_cli.etcd_prefix+"/config/inode/"+
std::to_string(old_pool_id)+"/"+std::to_string(old_id)
) },
{ "value", base64_encode(
json11::Json(parent->cli->st_cli.serialize_inode_cfg(&snap_cfg)).dump()
) },
} },
});
success.push_back(json11::Json::object {
{ "request_put", json11::Json::object {
{ "key", base64_encode(parent->cli->st_cli.etcd_prefix+"/index/image/"+image_name+"@"+new_snap) },
{ "value", base64_encode(json11::Json(json11::Json::object{
{ "id", old_id },
{ "pool_id", (uint64_t)old_pool_id },
}).dump()) },
} },
});
};
etcd_txn(json11::Json::object {
{ "compare", checks },
{ "success", success },
{ "failure", failure },
});
}
void etcd_txn(json11::Json txn)
{
parent->waiting++;
parent->cli->st_cli.etcd_txn(txn, ETCD_SLOW_TIMEOUT, [this](std::string err, json11::Json res)
{
parent->waiting--;
if (err != "")
{
fprintf(stderr, "Error reading from etcd: %s\n", err.c_str());
exit(1);
}
this->result = res;
parent->ringloop->wakeup();
});
}
};
uint64_t parse_size(std::string size_str)
{
uint64_t mul = 1;
char type_char = tolower(size_str[size_str.length()-1]);
if (type_char == 'k' || type_char == 'm' || type_char == 'g' || type_char == 't')
{
if (type_char == 'k')
mul = 1l<<10;
else if (type_char == 'm')
mul = 1l<<20;
else if (type_char == 'g')
mul = 1l<<30;
else /*if (type_char == 't')*/
mul = 1l<<40;
size_str = size_str.substr(0, size_str.length()-1);
}
uint64_t size = json11::Json(size_str).uint64_value() * mul;
if (size == 0 && size_str != "0" && (size_str != "" || mul != 1))
{
fprintf(stderr, "Invalid syntax for size: %s\n", size_str.c_str());
exit(1);
}
return size;
}
std::function<bool(void)> cli_tool_t::start_create(json11::Json cfg)
{
json11::Json::array cmd = cfg["command"].array_items();
auto image_creator = new image_creator_t();
image_creator->parent = this;
image_creator->image_name = cmd.size() > 1 ? cmd[1].string_value() : "";
image_creator->new_pool_id = cfg["pool"].uint64_value();
image_creator->new_pool_name = cfg["pool"].string_value();
if (cfg["snapshot"].string_value() != "")
{
image_creator->new_snap = cfg["snapshot"].string_value();
}
else if (cmd[0] == "snap-create")
{
int p = image_creator->image_name.find('@');
if (p == std::string::npos || p == image_creator->image_name.length()-1)
{
fprintf(stderr, "Please specify new snapshot name after @\n");
exit(1);
}
image_creator->new_snap = image_creator->image_name.substr(p + 1);
image_creator->image_name = image_creator->image_name.substr(0, p);
}
image_creator->new_parent = cfg["parent"].string_value();
if (cfg["size"].string_value() != "")
{
image_creator->size = parse_size(cfg["size"].string_value());
if (image_creator->size % 4096)
{
fprintf(stderr, "Size should be a multiple of 4096\n");
exit(1);
}
if (image_creator->new_snap != "")
{
fprintf(stderr, "--size can't be specified for snapshots\n");
exit(1);
}
}
if (image_creator->image_name == "")
{
fprintf(stderr, "Image name is missing\n");
exit(1);
}
if (image_creator->image_name.find('@') != std::string::npos)
{
fprintf(stderr, "Image name can't contain @ character\n");
exit(1);
}
return [image_creator]()
{
image_creator->loop();
if (image_creator->is_done())
{
delete image_creator;
return true;
}
return false;
};
}

View File

@@ -1,124 +0,0 @@
// Copyright (c) Vitaliy Filippov, 2019+
// License: VNPL-1.1 (see README.md for details)
#include "cli.h"
#include "cluster_client.h"
// Flatten a layer: merge all parents into a layer and break the connection completely
struct snap_flattener_t
{
cli_tool_t *parent;
// target to flatten
std::string target_name;
// writers are stopped, we can safely change writable layers
bool writers_stopped = false;
// use CAS writes (0 = never, 1 = auto, 2 = always)
int use_cas = 1;
// interval between fsyncs
int fsync_interval = 128;
std::string top_parent_name;
inode_t target_id = 0;
int state = 0;
std::function<bool(void)> merger_cb;
void get_merge_parents()
{
// Get all parents of target
inode_config_t *target_cfg = parent->get_inode_cfg(target_name);
target_id = target_cfg->num;
std::vector<inode_t> chain_list;
inode_config_t *cur = target_cfg;
chain_list.push_back(cur->num);
while (cur->parent_id != 0 && cur->parent_id != target_cfg->num)
{
auto it = parent->cli->st_cli.inode_config.find(cur->parent_id);
if (it == parent->cli->st_cli.inode_config.end())
{
fprintf(stderr, "Parent inode of layer %s (id %ld) not found\n", cur->name.c_str(), cur->parent_id);
exit(1);
}
cur = &it->second;
chain_list.push_back(cur->num);
}
if (cur->parent_id != 0)
{
fprintf(stderr, "Layer %s has a loop in parents\n", target_name.c_str());
exit(1);
}
top_parent_name = cur->name;
}
bool is_done()
{
return state == 5;
}
void loop()
{
if (state == 1)
goto resume_1;
else if (state == 2)
goto resume_2;
else if (state == 3)
goto resume_3;
// Get parent layers
get_merge_parents();
// Start merger
merger_cb = parent->start_merge(json11::Json::object {
{ "command", json11::Json::array{ "merge-data", top_parent_name, target_name } },
{ "target", target_name },
{ "delete-source", false },
{ "cas", use_cas },
{ "fsync-interval", fsync_interval },
});
// Wait for it
resume_1:
while (!merger_cb())
{
state = 1;
return;
}
merger_cb = NULL;
// Change parent
parent->change_parent(target_id, 0);
// Wait for it to complete
state = 2;
resume_2:
if (parent->waiting > 0)
return;
state = 3;
resume_3:
// Done
return;
}
};
std::function<bool(void)> cli_tool_t::start_flatten(json11::Json cfg)
{
json11::Json::array cmd = cfg["command"].array_items();
auto flattener = new snap_flattener_t();
flattener->parent = this;
flattener->target_name = cmd.size() > 1 ? cmd[1].string_value() : "";
if (flattener->target_name == "")
{
fprintf(stderr, "Layer to flatten argument is missing\n");
exit(1);
}
flattener->fsync_interval = cfg["fsync-interval"].uint64_value();
if (!flattener->fsync_interval)
flattener->fsync_interval = 128;
if (!cfg["cas"].is_null())
flattener->use_cas = cfg["cas"].uint64_value() ? 2 : 0;
return [flattener]()
{
flattener->loop();
if (flattener->is_done())
{
delete flattener;
return true;
}
return false;
};
}

View File

@@ -1,522 +0,0 @@
// Copyright (c) Vitaliy Filippov, 2019+
// License: VNPL-1.1 (see README.md for details)
#include <algorithm>
#include "cli.h"
#include "cluster_client.h"
#include "base64.h"
#define MIN(a, b) ((a) < (b) ? (b) : (a))
std::string print_table(json11::Json items, json11::Json header, bool use_esc);
std::string format_size(uint64_t size);
std::string format_lat(uint64_t lat);
std::string format_q(double depth);
// List existing images
//
// Again, you can just look into etcd, but this console tool incapsulates it
struct image_lister_t
{
cli_tool_t *parent;
pool_id_t list_pool_id = 0;
std::string list_pool_name;
std::string sort_field;
std::set<std::string> only_names;
bool reverse = false;
int max_count = 0;
bool show_stats = false, show_delete = false;
int state = 0;
std::map<inode_t, json11::Json::object> stats;
json11::Json space_info;
bool is_done()
{
return state == 100;
}
void get_list()
{
if (list_pool_name != "")
{
for (auto & ic: parent->cli->st_cli.pool_config)
{
if (ic.second.name == list_pool_name)
{
list_pool_id = ic.first;
break;
}
}
if (!list_pool_id)
{
fprintf(stderr, "Pool %s does not exist\n", list_pool_name.c_str());
exit(1);
}
}
for (auto & ic: parent->cli->st_cli.inode_config)
{
if (list_pool_id && INODE_POOL(ic.second.num) != list_pool_id)
{
continue;
}
auto & pool_cfg = parent->cli->st_cli.pool_config.at(INODE_POOL(ic.second.num));
auto item = json11::Json::object {
{ "name", ic.second.name },
{ "size", ic.second.size },
{ "used_size", 0 },
{ "readonly", ic.second.readonly },
{ "pool_id", (uint64_t)INODE_POOL(ic.second.num) },
{ "pool_name", pool_cfg.name },
{ "inode_num", INODE_NO_POOL(ic.second.num) },
{ "inode_id", ic.second.num },
};
if (ic.second.parent_id)
{
auto p_it = parent->cli->st_cli.inode_config.find(ic.second.parent_id);
item["parent_name"] = p_it != parent->cli->st_cli.inode_config.end()
? p_it->second.name : "";
item["parent_pool_id"] = (uint64_t)INODE_POOL(ic.second.parent_id);
item["parent_inode_num"] = INODE_NO_POOL(ic.second.parent_id);
}
stats[ic.second.num] = item;
}
}
void get_stats()
{
if (state == 1)
goto resume_1;
// Space statistics
// inode/stats/<pool>/<inode>::raw_used divided by pool/stats/<pool>::pg_real_size
// multiplied by 1 or number of data drives
parent->waiting++;
parent->cli->st_cli.etcd_txn(json11::Json::object {
{ "success", json11::Json::array {
json11::Json::object {
{ "request_range", json11::Json::object {
{ "key", base64_encode(
parent->cli->st_cli.etcd_prefix+"/pool/stats"+
(list_pool_id ? "/"+std::to_string(list_pool_id) : "")+"/"
) },
{ "range_end", base64_encode(
parent->cli->st_cli.etcd_prefix+"/pool/stats"+
(list_pool_id ? "/"+std::to_string(list_pool_id) : "")+"0"
) },
} },
},
json11::Json::object {
{ "request_range", json11::Json::object {
{ "key", base64_encode(
parent->cli->st_cli.etcd_prefix+"/inode/stats"+
(list_pool_id ? "/"+std::to_string(list_pool_id) : "")+"/"
) },
{ "range_end", base64_encode(
parent->cli->st_cli.etcd_prefix+"/inode/stats"+
(list_pool_id ? "/"+std::to_string(list_pool_id) : "")+"0"
) },
} },
},
} },
}, ETCD_SLOW_TIMEOUT, [this](std::string err, json11::Json res)
{
parent->waiting--;
if (err != "")
{
fprintf(stderr, "Error reading from etcd: %s\n", err.c_str());
exit(1);
}
space_info = res;
parent->ringloop->wakeup();
});
state = 1;
resume_1:
if (parent->waiting > 0)
return;
std::map<pool_id_t, uint64_t> pool_pg_real_size;
for (auto & kv_item: space_info["responses"][0]["response_range"]["kvs"].array_items())
{
auto kv = parent->cli->st_cli.parse_etcd_kv(kv_item);
// pool ID
pool_id_t pool_id;
char null_byte = 0;
sscanf(kv.key.substr(parent->cli->st_cli.etcd_prefix.length()).c_str(), "/pool/stats/%u%c", &pool_id, &null_byte);
if (!pool_id || pool_id >= POOL_ID_MAX || null_byte != 0)
{
fprintf(stderr, "Invalid key in etcd: %s\n", kv.key.c_str());
continue;
}
// pg_real_size
pool_pg_real_size[pool_id] = kv.value["pg_real_size"].uint64_value();
}
for (auto & kv_item: space_info["responses"][1]["response_range"]["kvs"].array_items())
{
auto kv = parent->cli->st_cli.parse_etcd_kv(kv_item);
// pool ID & inode number
pool_id_t pool_id;
inode_t only_inode_num;
char null_byte = 0;
sscanf(kv.key.substr(parent->cli->st_cli.etcd_prefix.length()).c_str(),
"/inode/stats/%u/%lu%c", &pool_id, &only_inode_num, &null_byte);
if (!pool_id || pool_id >= POOL_ID_MAX || INODE_POOL(only_inode_num) != 0 || null_byte != 0)
{
fprintf(stderr, "Invalid key in etcd: %s\n", kv.key.c_str());
continue;
}
inode_t inode_num = INODE_WITH_POOL(pool_id, only_inode_num);
uint64_t used_size = kv.value["raw_used"].uint64_value();
// save stats
auto pool_it = parent->cli->st_cli.pool_config.find(pool_id);
if (pool_it != parent->cli->st_cli.pool_config.end())
{
auto & pool_cfg = pool_it->second;
used_size = used_size / pool_pg_real_size[pool_id]
* (pool_cfg.scheme == POOL_SCHEME_REPLICATED ? 1 : pool_cfg.pg_size-pool_cfg.parity_chunks);
}
auto stat_it = stats.find(inode_num);
if (stat_it == stats.end())
{
stats[inode_num] = json11::Json::object {
{ "name", "Pool:"+std::to_string(pool_id)+",ID:"+std::to_string(only_inode_num) },
{ "size", 0 },
{ "readonly", false },
{ "pool_id", (uint64_t)INODE_POOL(inode_num) },
{ "pool_name", pool_it == parent->cli->st_cli.pool_config.end()
? (pool_it->second.name == "" ? "<Unnamed>" : pool_it->second.name) : "?" },
{ "inode_num", INODE_NO_POOL(inode_num) },
{ "inode_id", inode_num },
};
stat_it = stats.find(inode_num);
}
stat_it->second["used_size"] = used_size;
stat_it->second["read_iops"] = kv.value["read"]["iops"];
stat_it->second["read_bps"] = kv.value["read"]["bps"];
stat_it->second["read_lat"] = kv.value["read"]["lat"];
stat_it->second["read_queue"] = kv.value["read"]["iops"].number_value() * kv.value["read"]["lat"].number_value() / 1000000;
stat_it->second["write_iops"] = kv.value["write"]["iops"];
stat_it->second["write_bps"] = kv.value["write"]["bps"];
stat_it->second["write_lat"] = kv.value["write"]["lat"];
stat_it->second["write_queue"] = kv.value["write"]["iops"].number_value() * kv.value["write"]["lat"].number_value() / 1000000;
stat_it->second["delete_iops"] = kv.value["delete"]["iops"];
stat_it->second["delete_bps"] = kv.value["delete"]["bps"];
stat_it->second["delete_lat"] = kv.value["delete"]["lat"];
stat_it->second["delete_queue"] = kv.value["delete"]["iops"].number_value() * kv.value["delete"]["lat"].number_value() / 1000000;
}
}
json11::Json::array to_list()
{
json11::Json::array list;
for (auto & kv: stats)
{
if (!only_names.size() || only_names.find(kv.second["name"].string_value()) != only_names.end())
{
list.push_back(kv.second);
}
}
if (sort_field == "name" || sort_field == "pool_name")
{
std::sort(list.begin(), list.end(), [this](json11::Json a, json11::Json b)
{
auto av = a[sort_field].as_string();
auto bv = b[sort_field].as_string();
return reverse ? av > bv : av < bv;
});
}
else
{
std::sort(list.begin(), list.end(), [this](json11::Json a, json11::Json b)
{
auto av = a[sort_field].number_value();
auto bv = b[sort_field].number_value();
return reverse ? av > bv : av < bv;
});
}
if (max_count > 0 && list.size() > max_count)
{
list.resize(max_count);
}
return list;
}
void loop()
{
if (state == 1)
goto resume_1;
get_list();
if (show_stats)
{
resume_1:
get_stats();
if (parent->waiting > 0)
return;
}
if (parent->json_output)
{
// JSON output
printf("%s\n", json11::Json(to_list()).dump().c_str());
state = 100;
return;
}
// Table output: name, size_fmt, [used_size_fmt], ro, parent_name
json11::Json::array cols;
cols.push_back(json11::Json::object{
{ "key", "name" },
{ "title", "NAME" },
});
if (!list_pool_id)
{
cols.push_back(json11::Json::object{
{ "key", "pool_name" },
{ "title", "POOL" },
});
}
cols.push_back(json11::Json::object{
{ "key", "size_fmt" },
{ "title", "SIZE" },
});
if (show_stats)
{
cols.push_back(json11::Json::object{
{ "key", "used_size_fmt" },
{ "title", "USED" },
});
cols.push_back(json11::Json::object{
{ "key", "read_bw" },
{ "title", "READ" },
});
cols.push_back(json11::Json::object{
{ "key", "read_iops" },
{ "title", "IOPS" },
});
cols.push_back(json11::Json::object{
{ "key", "read_q" },
{ "title", "QUEUE" },
});
cols.push_back(json11::Json::object{
{ "key", "read_lat_f" },
{ "title", "LAT" },
});
cols.push_back(json11::Json::object{
{ "key", "write_bw" },
{ "title", "WRITE" },
});
cols.push_back(json11::Json::object{
{ "key", "write_iops" },
{ "title", "IOPS" },
});
cols.push_back(json11::Json::object{
{ "key", "write_q" },
{ "title", "QUEUE" },
});
cols.push_back(json11::Json::object{
{ "key", "write_lat_f" },
{ "title", "LAT" },
});
if (show_delete)
{
cols.push_back(json11::Json::object{
{ "key", "delete_bw" },
{ "title", "DEL" },
});
cols.push_back(json11::Json::object{
{ "key", "delete_iops" },
{ "title", "IOPS" },
});
cols.push_back(json11::Json::object{
{ "key", "delete_q" },
{ "title", "QUEUE" },
});
cols.push_back(json11::Json::object{
{ "key", "delete_lat_f" },
{ "title", "LAT" },
});
}
}
cols.push_back(json11::Json::object{
{ "key", "ro" },
{ "title", "FLAGS" },
{ "right", true },
});
cols.push_back(json11::Json::object{
{ "key", "parent_name" },
{ "title", "PARENT" },
});
json11::Json::array list;
for (auto & kv: stats)
{
if (show_stats)
{
kv.second["used_size_fmt"] = format_size(kv.second["used_size"].uint64_value());
kv.second["read_bw"] = format_size(kv.second["read_bps"].uint64_value())+"/s";
kv.second["write_bw"] = format_size(kv.second["write_bps"].uint64_value())+"/s";
kv.second["delete_bw"] = format_size(kv.second["delete_bps"].uint64_value())+"/s";
kv.second["read_lat_f"] = format_lat(kv.second["read_lat"].uint64_value());
kv.second["write_lat_f"] = format_lat(kv.second["write_lat"].uint64_value());
kv.second["delete_lat_f"] = format_lat(kv.second["delete_lat"].uint64_value());
kv.second["read_q"] = format_q(kv.second["read_queue"].number_value());
kv.second["write_q"] = format_q(kv.second["write_queue"].number_value());
kv.second["delete_q"] = format_q(kv.second["delete_queue"].number_value());
}
kv.second["size_fmt"] = format_size(kv.second["size"].uint64_value());
kv.second["ro"] = kv.second["readonly"].bool_value() ? "RO" : "-";
}
printf("%s", print_table(to_list(), cols, parent->color).c_str());
state = 100;
}
};
std::string print_table(json11::Json items, json11::Json header, bool use_esc)
{
std::vector<int> sizes;
for (int i = 0; i < header.array_items().size(); i++)
{
sizes.push_back(header[i]["title"].string_value().length());
}
for (auto & item: items.array_items())
{
for (int i = 0; i < header.array_items().size(); i++)
{
int l = item[header[i]["key"].string_value()].as_string().length();
sizes[i] = sizes[i] < l ? l : sizes[i];
}
}
std::string str = use_esc ? "\033[1m" : "";
for (int i = 0; i < header.array_items().size(); i++)
{
if (i > 0)
{
// Separator
str += " ";
}
int pad = sizes[i]-header[i]["title"].string_value().length();
if (header[i]["right"].bool_value())
{
// Align right
for (int j = 0; j < pad; j++)
str += ' ';
str += header[i]["title"].string_value();
}
else
{
// Align left
str += header[i]["title"].string_value();
for (int j = 0; j < pad; j++)
str += ' ';
}
}
if (use_esc)
str += "\033[0m";
str += "\n";
for (auto & item: items.array_items())
{
for (int i = 0; i < header.array_items().size(); i++)
{
if (i > 0)
{
// Separator
str += " ";
}
int pad = sizes[i] - item[header[i]["key"].string_value()].as_string().length();
if (header[i]["right"].bool_value())
{
// Align right
for (int j = 0; j < pad; j++)
str += ' ';
str += item[header[i]["key"].string_value()].as_string();
}
else
{
// Align left
str += item[header[i]["key"].string_value()].as_string();
for (int j = 0; j < pad; j++)
str += ' ';
}
}
str += "\n";
}
return str;
}
static uint64_t size_thresh[] = { 1024l*1024*1024*1024, 1024l*1024*1024, 1024l*1024, 1024, 0 };
static const char *size_unit = "TGMKB";
std::string format_size(uint64_t size)
{
char buf[256];
for (int i = 0; i < sizeof(size_thresh)/sizeof(size_thresh[0]); i++)
{
if (size >= size_thresh[i] || i >= sizeof(size_thresh)/sizeof(size_thresh[0])-1)
{
double value = size_thresh[i] ? (double)size/size_thresh[i] : size;
int l = snprintf(buf, sizeof(buf), "%.1f", value);
assert(l < sizeof(buf)-2);
if (buf[l-1] == '0')
l -= 2;
buf[l] = ' ';
buf[l+1] = size_unit[i];
buf[l+2] = 0;
break;
}
}
return std::string(buf);
}
std::string format_lat(uint64_t lat)
{
char buf[256];
int l = 0;
if (lat < 100)
l = snprintf(buf, sizeof(buf), "%lu us", lat);
else if (lat < 500000)
l = snprintf(buf, sizeof(buf), "%.2f ms", (double)lat/1000);
else
l = snprintf(buf, sizeof(buf), "%.2f s", (double)lat/1000000);
assert(l < sizeof(buf));
return std::string(buf);
}
std::string format_q(double depth)
{
char buf[256];
int l = snprintf(buf, sizeof(buf), "%.2f", depth);
assert(l < sizeof(buf));
if (buf[l-1] == '0')
l--;
if (buf[l-1] == '0')
l -= 2;
buf[l] = 0;
return std::string(buf);
}
std::function<bool(void)> cli_tool_t::start_ls(json11::Json cfg)
{
json11::Json::array cmd = cfg["command"].array_items();
auto lister = new image_lister_t();
lister->parent = this;
lister->list_pool_id = cfg["pool"].uint64_value();
lister->list_pool_name = lister->list_pool_id ? "" : cfg["pool"].as_string();
lister->show_stats = cfg["long"].bool_value();
lister->show_delete = cfg["del"].bool_value();
lister->sort_field = cfg["sort"].string_value();
lister->reverse = cfg["reverse"].bool_value();
lister->max_count = cfg["count"].uint64_value();
for (int i = 1; i < cmd.size(); i++)
{
lister->only_names.insert(cmd[i].string_value());
}
return [lister]()
{
lister->loop();
if (lister->is_done())
{
delete lister;
return true;
}
return false;
};
}

View File

@@ -1,583 +0,0 @@
// Copyright (c) Vitaliy Filippov, 2019+
// License: VNPL-1.1 (see README.md for details)
#include "cli.h"
#include "cluster_client.h"
#include "cpp-btree/safe_btree_set.h"
struct snap_rw_op_t
{
uint64_t offset = 0;
void *buf = NULL;
cluster_op_t op;
int todo = 0;
uint32_t start = 0, end = 0;
};
// Layer merge is the base for multiple operations:
// 1) Delete snapshot "up" = merge child layer into the parent layer, remove the child
// and rename the parent to the child
// 2) Delete snapshot "down" = merge parent layer into the child layer and remove the parent
// 3) Flatten image = merge parent layers into the child layer and break the connection
struct snap_merger_t
{
cli_tool_t *parent;
// -- CONFIGURATION --
// merge from..to into target (target may be one of from..to)
std::string from_name, to_name, target_name;
// inode=>rank (bigger rank means child layers)
std::map<inode_t,int> sources;
// delete merged source inode data during merge
bool delete_source = false;
// use CAS writes (0 = never, 1 = auto, 2 = always)
int use_cas = 1;
// don't necessarily delete source data, but perform checks as if we were to do it
bool check_delete_source = false;
// interval between fsyncs
int fsync_interval = 128;
// -- STATE --
inode_t target;
int target_rank;
bool inside_continue = false;
int state = 0;
int lists_todo = 0;
uint64_t target_block_size = 0;
btree::safe_btree_set<uint64_t> merge_offsets;
btree::safe_btree_set<uint64_t>::iterator oit;
std::map<inode_t, std::vector<uint64_t>> layer_lists;
std::map<inode_t, uint64_t> layer_block_size;
std::map<inode_t, uint64_t> layer_list_pos;
int in_flight = 0;
uint64_t last_fsync_offset = 0;
uint64_t last_written_offset = 0;
int deleted_unsynced = 0;
uint64_t processed = 0, to_process = 0;
void start_merge()
{
check_delete_source = delete_source || check_delete_source;
inode_config_t *from_cfg = parent->get_inode_cfg(from_name);
inode_config_t *to_cfg = parent->get_inode_cfg(to_name);
inode_config_t *target_cfg = target_name == "" ? from_cfg : parent->get_inode_cfg(target_name);
if (to_cfg->num == from_cfg->num)
{
fprintf(stderr, "Only one layer specified, nothing to merge\n");
exit(1);
}
// Check that to_cfg is actually a child of from_cfg and target_cfg is somewhere between them
std::vector<inode_t> chain_list;
inode_config_t *cur = to_cfg;
chain_list.push_back(cur->num);
layer_block_size[cur->num] = get_block_size(cur->num);
while (cur->parent_id != from_cfg->num &&
cur->parent_id != to_cfg->num &&
cur->parent_id != 0)
{
auto it = parent->cli->st_cli.inode_config.find(cur->parent_id);
if (it == parent->cli->st_cli.inode_config.end())
{
fprintf(stderr, "Parent inode of layer %s (id %ld) not found\n", cur->name.c_str(), cur->parent_id);
exit(1);
}
cur = &it->second;
chain_list.push_back(cur->num);
layer_block_size[cur->num] = get_block_size(cur->num);
}
if (cur->parent_id != from_cfg->num)
{
fprintf(stderr, "Layer %s is not a child of %s\n", to_name.c_str(), from_name.c_str());
exit(1);
}
chain_list.push_back(from_cfg->num);
layer_block_size[from_cfg->num] = get_block_size(from_cfg->num);
int i = chain_list.size()-1;
for (inode_t item: chain_list)
{
sources[item] = i--;
}
if (sources.find(target_cfg->num) == sources.end())
{
fprintf(stderr, "Layer %s is not between %s and %s\n", target_name.c_str(), to_name.c_str(), from_name.c_str());
exit(1);
}
target = target_cfg->num;
target_rank = sources.at(target);
int to_rank = sources.at(to_cfg->num);
bool to_has_children = false;
// Check that there are no other inodes dependent on altered layers
//
// 1) everything between <target> and <to> except <to> is not allowed
// to have children other than <to> if <to> is a child of <target>:
//
// <target> - <layer 3> - <to>
// \- <layer 4> <--------X--------- NOT ALLOWED
//
// 2) everything between <from> and <target>, except <target>, is not allowed
// to have children other than <target> if sources are to be deleted after merging:
//
// <from> - <layer 1> - <target> - <to>
// \- <layer 2> <---------X-------- NOT ALLOWED
for (auto & ic: parent->cli->st_cli.inode_config)
{
auto it = sources.find(ic.second.num);
if (it == sources.end() && ic.second.parent_id != 0)
{
it = sources.find(ic.second.parent_id);
if (it != sources.end())
{
int parent_rank = it->second;
if (parent_rank < to_rank && (parent_rank >= target_rank || check_delete_source))
{
fprintf(
stderr, "Layers at or above %s, but below %s are not allowed"
" to have other children, but %s is a child of %s\n",
(check_delete_source ? from_name.c_str() : target_name.c_str()),
to_name.c_str(), ic.second.name.c_str(),
parent->cli->st_cli.inode_config.at(ic.second.parent_id).name.c_str()
);
exit(1);
}
if (parent_rank >= to_rank)
{
to_has_children = true;
}
}
}
}
if ((target_rank < to_rank || to_has_children) && use_cas == 1)
{
// <to> has children itself, no need for CAS
use_cas = 0;
}
sources.erase(target);
printf(
"Merging %ld layer(s) into target %s%s (inode %lu in pool %u)\n",
sources.size(), target_cfg->name.c_str(),
use_cas ? " online (with CAS)" : "", INODE_NO_POOL(target), INODE_POOL(target)
);
target_block_size = get_block_size(target);
}
uint64_t get_block_size(inode_t inode)
{
auto & pool_cfg = parent->cli->st_cli.pool_config.at(INODE_POOL(inode));
uint64_t pg_data_size = (pool_cfg.scheme == POOL_SCHEME_REPLICATED ? 1 : pool_cfg.pg_size-pool_cfg.parity_chunks);
return parent->cli->get_bs_block_size() * pg_data_size;
}
void continue_merge_reent()
{
if (!inside_continue)
{
inside_continue = true;
continue_merge();
inside_continue = false;
}
}
bool is_done()
{
return state == 6;
}
void continue_merge()
{
if (state == 1)
goto resume_1;
else if (state == 2)
goto resume_2;
else if (state == 3)
goto resume_3;
else if (state == 4)
goto resume_4;
else if (state == 5)
goto resume_5;
else if (state == 6)
goto resume_6;
// Get parents and so on
start_merge();
// First list lower layers
list_layers(true);
state = 1;
resume_1:
while (lists_todo > 0)
{
// Wait for lists
return;
}
if (merge_offsets.size() > 0)
{
state = 2;
oit = merge_offsets.begin();
processed = 0;
to_process = merge_offsets.size();
resume_2:
// Then remove blocks already filled in target by issuing zero-length reads and checking bitmaps
while (in_flight < parent->iodepth*parent->parallel_osds && oit != merge_offsets.end())
{
in_flight++;
check_if_full(*oit);
oit++;
processed++;
if (parent->progress && !(processed % 128))
{
printf("\rFiltering target blocks: %lu/%lu", processed, to_process);
}
}
if (in_flight > 0 || oit != merge_offsets.end())
{
// Wait until reads finish
return;
}
if (parent->progress)
{
printf("\r%lu full blocks of target filtered out\n", to_process-merge_offsets.size());
}
}
state = 3;
resume_3:
// Then list upper layers
list_layers(false);
state = 4;
resume_4:
while (lists_todo > 0)
{
// Wait for lists
return;
}
state = 5;
processed = 0;
to_process = merge_offsets.size();
oit = merge_offsets.begin();
resume_5:
// Now read, overwrite and optionally delete offsets one by one
while (in_flight < parent->iodepth*parent->parallel_osds && oit != merge_offsets.end())
{
in_flight++;
read_and_write(*oit);
oit++;
processed++;
if (parent->progress && !(processed % 128))
{
printf("\rOverwriting blocks: %lu/%lu", processed, to_process);
}
}
if (in_flight > 0 || oit != merge_offsets.end())
{
// Wait until overwrites finish
return;
}
if (parent->progress)
{
printf("\rOverwriting blocks: %lu/%lu\n", to_process, to_process);
}
// Done
printf("Done, layers from %s to %s merged into %s\n", from_name.c_str(), to_name.c_str(), target_name.c_str());
state = 6;
resume_6:
return;
}
void list_layers(bool lower)
{
for (auto & sp: sources)
{
inode_t src = sp.first;
if (lower ? (sp.second < target_rank) : (sp.second > target_rank))
{
lists_todo++;
inode_list_t* lst = parent->cli->list_inode_start(src, [this, src](
inode_list_t *lst, std::set<object_id>&& objects, pg_num_t pg_num, osd_num_t primary_osd, int status)
{
uint64_t layer_block = layer_block_size.at(src);
for (object_id obj: objects)
{
merge_offsets.insert(obj.stripe - obj.stripe % target_block_size);
for (int i = target_block_size; i < layer_block; i += target_block_size)
{
merge_offsets.insert(obj.stripe - obj.stripe % target_block_size + i);
}
}
if (delete_source)
{
// Also store individual lists
auto & layer_list = layer_lists[src];
int pos = layer_list.size();
layer_list.resize(pos + objects.size());
for (object_id obj: objects)
{
layer_list[pos++] = obj.stripe;
}
}
if (status & INODE_LIST_DONE)
{
auto & name = parent->cli->st_cli.inode_config.at(src).name;
printf("Got listing of layer %s (inode %lu in pool %u)\n", name.c_str(), INODE_NO_POOL(src), INODE_POOL(src));
if (delete_source)
{
// Sort the inode listing
std::sort(layer_lists[src].begin(), layer_lists[src].end());
}
lists_todo--;
continue_merge_reent();
}
else
{
parent->cli->list_inode_next(lst, 1);
}
});
parent->cli->list_inode_next(lst, parent->parallel_osds);
}
}
}
// Check if <offset> is fully written in <target> and remove it from merge_offsets if so
void check_if_full(uint64_t offset)
{
cluster_op_t *op = new cluster_op_t;
op->opcode = OSD_OP_READ_BITMAP;
op->inode = target;
op->offset = offset;
op->len = 0;
op->callback = [this](cluster_op_t *op)
{
if (op->retval < 0)
{
fprintf(stderr, "error reading target bitmap at offset %lx: %s\n", op->offset, strerror(-op->retval));
}
else
{
uint64_t bitmap_bytes = target_block_size/parent->cli->get_bs_bitmap_granularity()/8;
int i;
for (i = 0; i < bitmap_bytes; i++)
{
if (((uint8_t*)op->bitmap_buf)[i] != 0xff)
{
break;
}
}
if (i == bitmap_bytes)
{
// full
merge_offsets.erase(op->offset);
}
}
delete op;
in_flight--;
continue_merge_reent();
};
parent->cli->execute(op);
}
// Read <offset> from <to>, write it to <target> and optionally delete it
// from all layers except <target> after fsync'ing
void read_and_write(uint64_t offset)
{
snap_rw_op_t *rwo = new snap_rw_op_t;
// Initialize counter to 1 to later allow write_subop() to return immediately
// (even though it shouldn't really do that)
rwo->todo = 1;
rwo->buf = malloc(target_block_size);
rwo->offset = offset;
rwo_read(rwo);
}
void rwo_read(snap_rw_op_t *rwo)
{
cluster_op_t *op = &rwo->op;
op->opcode = OSD_OP_READ;
op->inode = target;
op->offset = rwo->offset;
op->len = target_block_size;
op->iov.push_back(rwo->buf, target_block_size);
op->callback = [this, rwo](cluster_op_t *op)
{
if (op->retval != op->len)
{
fprintf(stderr, "error reading target at offset %lx: %s\n", op->offset, strerror(-op->retval));
exit(1);
}
next_write(rwo);
};
parent->cli->execute(op);
}
void next_write(snap_rw_op_t *rwo)
{
// Write each non-empty range using an individual operation
// FIXME: Allow to use single write with "holes" (OSDs don't allow it yet)
uint32_t gran = parent->cli->get_bs_bitmap_granularity();
uint64_t bitmap_size = target_block_size / gran;
while (rwo->end < bitmap_size)
{
auto bit = ((*(uint8_t*)(rwo->op.bitmap_buf + (rwo->end >> 3))) & (1 << (rwo->end & 0x7)));
if (!bit)
{
if (rwo->end > rwo->start)
{
// write start->end
rwo->todo++;
write_subop(rwo, rwo->start*gran, rwo->end*gran, use_cas ? 1+rwo->op.version : 0);
rwo->start = rwo->end;
if (use_cas)
{
// Submit one by one if using CAS writes
return;
}
}
rwo->start = rwo->end = rwo->end+1;
}
else
{
rwo->end++;
}
}
if (rwo->end > rwo->start)
{
// write start->end
rwo->todo++;
write_subop(rwo, rwo->start*gran, rwo->end*gran, use_cas ? 1+rwo->op.version : 0);
rwo->start = rwo->end;
if (use_cas)
{
return;
}
}
rwo->todo--;
// Just in case, if everything is done
autofree_op(rwo);
}
void write_subop(snap_rw_op_t *rwo, uint32_t start, uint32_t end, uint64_t version)
{
cluster_op_t *subop = new cluster_op_t;
subop->opcode = OSD_OP_WRITE;
subop->inode = target;
subop->offset = rwo->offset+start;
subop->len = end-start;
subop->version = version;
subop->flags = OSD_OP_IGNORE_READONLY;
subop->iov.push_back(rwo->buf+start, end-start);
subop->callback = [this, rwo](cluster_op_t *subop)
{
rwo->todo--;
if (subop->retval != subop->len)
{
if (use_cas && subop->retval == -EINTR)
{
// CAS failure - reread and repeat optimistically
rwo->start = subop->offset - rwo->offset;
rwo_read(rwo);
delete subop;
return;
}
fprintf(stderr, "error writing target at offset %lx: %s\n", subop->offset, strerror(-subop->retval));
exit(1);
}
// Increment CAS version
rwo->op.version++;
if (use_cas)
next_write(rwo);
else
autofree_op(rwo);
delete subop;
};
parent->cli->execute(subop);
}
void delete_offset(inode_t inode_num, uint64_t offset)
{
cluster_op_t *subop = new cluster_op_t;
subop->opcode = OSD_OP_DELETE;
subop->inode = inode_num;
subop->offset = offset;
subop->len = 0;
subop->flags = OSD_OP_IGNORE_READONLY;
subop->callback = [this](cluster_op_t *subop)
{
if (subop->retval != 0)
{
fprintf(stderr, "error deleting from layer 0x%lx at offset %lx: %s", subop->inode, subop->offset, strerror(-subop->retval));
}
delete subop;
};
parent->cli->execute(subop);
}
void autofree_op(snap_rw_op_t *rwo)
{
if (!rwo->todo)
{
if (last_written_offset < rwo->op.offset+target_block_size)
{
last_written_offset = rwo->op.offset+target_block_size;
}
if (delete_source)
{
deleted_unsynced++;
if (deleted_unsynced >= fsync_interval)
{
uint64_t from = last_fsync_offset, to = last_written_offset;
cluster_op_t *subop = new cluster_op_t;
subop->opcode = OSD_OP_SYNC;
subop->callback = [this, from, to](cluster_op_t *subop)
{
delete subop;
// We can now delete source data between <from> and <to>
// But to do this we have to keep all object lists in memory :-(
for (auto & lp: layer_list_pos)
{
auto & layer_list = layer_lists.at(lp.first);
uint64_t layer_block = layer_block_size.at(lp.first);
int cur_pos = lp.second;
while (cur_pos < layer_list.size() && layer_list[cur_pos]+layer_block < to)
{
delete_offset(lp.first, layer_list[cur_pos]);
cur_pos++;
}
lp.second = cur_pos;
}
};
parent->cli->execute(subop);
}
}
free(rwo->buf);
delete rwo;
in_flight--;
continue_merge_reent();
}
}
};
std::function<bool(void)> cli_tool_t::start_merge(json11::Json cfg)
{
json11::Json::array cmd = cfg["command"].array_items();
auto merger = new snap_merger_t();
merger->parent = this;
merger->from_name = cmd.size() > 1 ? cmd[1].string_value() : "";
merger->to_name = cmd.size() > 2 ? cmd[2].string_value() : "";
merger->target_name = cfg["target"].string_value();
if (merger->from_name == "" || merger->to_name == "")
{
fprintf(stderr, "Beginning or end of the merge sequence is missing\n");
exit(1);
}
merger->delete_source = cfg["delete-source"].string_value() != "";
merger->fsync_interval = cfg["fsync-interval"].uint64_value();
if (!merger->fsync_interval)
merger->fsync_interval = 128;
if (!cfg["cas"].is_null())
merger->use_cas = cfg["cas"].uint64_value() ? 2 : 0;
return [merger]()
{
merger->continue_merge_reent();
if (merger->is_done())
{
delete merger;
return true;
}
return false;
};
}

View File

@@ -1,182 +0,0 @@
// Copyright (c) Vitaliy Filippov, 2019+
// License: VNPL-1.1 (see README.md for details)
#include "cli.h"
#include "cluster_client.h"
#include "base64.h"
// Resize image (purging extra data on shrink) or change its readonly status
struct image_changer_t
{
cli_tool_t *parent;
std::string image_name;
uint64_t new_size = 0;
bool set_readonly = false, set_readwrite = false, force = false;
// interval between fsyncs
int fsync_interval = 128;
uint64_t inode_num = 0;
inode_config_t cfg;
std::string cur_cfg_key;
bool has_children = false;
int state = 0;
std::function<bool(void)> cb;
bool is_done()
{
return state == 100;
}
void loop()
{
if (state == 1)
goto resume_1;
else if (state == 2)
goto resume_2;
for (auto & ic: parent->cli->st_cli.inode_config)
{
if (ic.second.name == image_name)
{
inode_num = ic.first;
cfg = ic.second;
break;
}
}
if (!inode_num)
{
fprintf(stderr, "Image %s does not exist\n", image_name.c_str());
exit(1);
}
for (auto & ic: parent->cli->st_cli.inode_config)
{
if (ic.second.parent_id == inode_num)
{
has_children = true;
break;
}
}
if (new_size != 0)
{
if (cfg.size >= new_size)
{
// Check confirmation if trimming an image with children
if (has_children && !force)
{
fprintf(stderr, "Image %s has children. Refusing to shrink it without --force", image_name.c_str());
exit(1);
}
// Shrink the image first
cb = parent->start_rm(json11::Json::object {
{ "inode", INODE_NO_POOL(inode_num) },
{ "pool", (uint64_t)INODE_POOL(inode_num) },
{ "fsync-interval", fsync_interval },
{ "min-offset", new_size },
});
resume_1:
while (!cb())
{
state = 1;
return;
}
cb = NULL;
}
cfg.size = new_size;
}
if (set_readonly)
{
cfg.readonly = true;
}
if (set_readwrite)
{
cfg.readonly = false;
// Check confirmation if trimming an image with children
if (!force)
{
fprintf(stderr, "Image %s has children. Refusing to make it read-write without --force", image_name.c_str());
exit(1);
}
}
cur_cfg_key = base64_encode(parent->cli->st_cli.etcd_prefix+
"/config/inode/"+std::to_string(INODE_POOL(inode_num))+
"/"+std::to_string(INODE_NO_POOL(inode_num)));
parent->waiting++;
parent->cli->st_cli.etcd_txn(json11::Json::object {
{ "compare", json11::Json::array {
json11::Json::object {
{ "target", "MOD" },
{ "key", cur_cfg_key },
{ "result", "LESS" },
{ "mod_revision", cfg.mod_revision+1 },
},
} },
{ "success", json11::Json::array {
json11::Json::object {
{ "request_put", json11::Json::object {
{ "key", cur_cfg_key },
{ "value", base64_encode(json11::Json(
parent->cli->st_cli.serialize_inode_cfg(&cfg)
).dump()) },
} }
},
} },
}, ETCD_SLOW_TIMEOUT, [this](std::string err, json11::Json res)
{
if (err != "")
{
fprintf(stderr, "Error changing %s: %s\n", image_name.c_str(), err.c_str());
exit(1);
}
if (!res["succeeded"].bool_value())
{
fprintf(stderr, "Image %s was modified by someone else, please repeat your request\n", image_name.c_str());
exit(1);
}
parent->waiting--;
parent->ringloop->wakeup();
});
state = 2;
resume_2:
if (parent->waiting > 0)
return;
printf("Image %s changed\n", image_name.c_str());
state = 100;
}
};
std::function<bool(void)> cli_tool_t::start_modify(json11::Json cfg)
{
json11::Json::array cmd = cfg["command"].array_items();
auto changer = new image_changer_t();
changer->parent = this;
changer->image_name = cmd.size() > 1 ? cmd[1].string_value() : "";
if (changer->image_name == "")
{
fprintf(stderr, "Image name is missing\n");
exit(1);
}
changer->new_size = cfg["size"].uint64_value();
if (changer->new_size != 0 && (changer->new_size % 4096))
{
fprintf(stderr, "Image size should be a multiple of 4096\n");
exit(1);
}
changer->force = cfg["force"].bool_value();
changer->set_readonly = cfg["readonly"].bool_value();
changer->set_readwrite = cfg["readwrite"].bool_value();
changer->fsync_interval = cfg["fsync-interval"].uint64_value();
if (!changer->fsync_interval)
changer->fsync_interval = 128;
// FIXME Check that the image doesn't have children when shrinking
return [changer]()
{
changer->loop();
if (changer->is_done())
{
delete changer;
return true;
}
return false;
};
}

View File

@@ -1,213 +0,0 @@
// Copyright (c) Vitaliy Filippov, 2019+
// License: VNPL-1.1 (see README.md for details)
#include "cli.h"
#include "cluster_client.h"
#define RM_LISTING 1
#define RM_REMOVING 2
#define RM_END 3
struct rm_pg_t
{
pg_num_t pg_num;
osd_num_t rm_osd_num;
std::set<object_id> objects;
std::set<object_id>::iterator obj_pos;
uint64_t obj_count = 0, obj_done = 0;
int state = 0;
int in_flight = 0;
};
struct rm_inode_t
{
uint64_t inode = 0;
pool_id_t pool_id = 0;
uint64_t min_offset = 0;
cli_tool_t *parent = NULL;
inode_list_t *lister = NULL;
std::vector<rm_pg_t*> lists;
uint64_t total_count = 0, total_done = 0, total_prev_pct = 0;
uint64_t pgs_to_list = 0;
bool lists_done = false;
int state = 0;
void start_delete()
{
lister = parent->cli->list_inode_start(inode, [this](inode_list_t *lst,
std::set<object_id>&& objects, pg_num_t pg_num, osd_num_t primary_osd, int status)
{
rm_pg_t *rm = new rm_pg_t((rm_pg_t){
.pg_num = pg_num,
.rm_osd_num = primary_osd,
.objects = objects,
.obj_count = objects.size(),
.obj_done = 0,
});
if (min_offset == 0)
{
total_count += objects.size();
}
else
{
for (object_id oid: objects)
{
if (oid.stripe >= min_offset)
{
total_count++;
}
}
}
rm->obj_pos = rm->objects.begin();
lists.push_back(rm);
if (parent->list_first)
{
parent->cli->list_inode_next(lister, 1);
}
if (status & INODE_LIST_DONE)
{
lists_done = true;
}
pgs_to_list--;
continue_delete();
});
if (!lister)
{
fprintf(stderr, "Failed to list inode %lu from pool %u objects\n", INODE_NO_POOL(inode), INODE_POOL(inode));
exit(1);
}
pgs_to_list = parent->cli->list_pg_count(lister);
parent->cli->list_inode_next(lister, parent->parallel_osds);
}
void send_ops(rm_pg_t *cur_list)
{
if (parent->cli->msgr.osd_peer_fds.find(cur_list->rm_osd_num) ==
parent->cli->msgr.osd_peer_fds.end())
{
// Initiate connection
parent->cli->msgr.connect_peer(cur_list->rm_osd_num, parent->cli->st_cli.peer_states[cur_list->rm_osd_num]);
return;
}
while (cur_list->in_flight < parent->iodepth && cur_list->obj_pos != cur_list->objects.end())
{
if (cur_list->obj_pos->stripe >= min_offset)
{
osd_op_t *op = new osd_op_t();
op->op_type = OSD_OP_OUT;
op->peer_fd = parent->cli->msgr.osd_peer_fds[cur_list->rm_osd_num];
op->req = (osd_any_op_t){
.rw = {
.header = {
.magic = SECONDARY_OSD_OP_MAGIC,
.id = parent->cli->next_op_id(),
.opcode = OSD_OP_DELETE,
},
.inode = cur_list->obj_pos->inode,
.offset = cur_list->obj_pos->stripe,
.len = 0,
},
};
op->callback = [this, cur_list](osd_op_t *op)
{
cur_list->in_flight--;
if (op->reply.hdr.retval < 0)
{
fprintf(stderr, "Failed to remove object %lx:%lx from PG %u (OSD %lu) (retval=%ld)\n",
op->req.rw.inode, op->req.rw.offset,
cur_list->pg_num, cur_list->rm_osd_num, op->reply.hdr.retval);
}
delete op;
cur_list->obj_done++;
total_done++;
continue_delete();
};
cur_list->in_flight++;
parent->cli->msgr.outbox_push(op);
}
cur_list->obj_pos++;
}
}
void continue_delete()
{
if (parent->list_first && !lists_done)
{
return;
}
for (int i = 0; i < lists.size(); i++)
{
if (!lists[i]->in_flight && lists[i]->obj_pos == lists[i]->objects.end())
{
delete lists[i];
lists.erase(lists.begin()+i, lists.begin()+i+1);
i--;
if (!lists_done)
{
parent->cli->list_inode_next(lister, 1);
}
}
else
{
send_ops(lists[i]);
}
}
if (parent->progress && total_count > 0 && total_done*1000/total_count != total_prev_pct)
{
printf("\rRemoved %lu/%lu objects, %lu more PGs to list...", total_done, total_count, pgs_to_list);
total_prev_pct = total_done*1000/total_count;
}
if (lists_done && !lists.size())
{
printf("Done, inode %lu in pool %u data removed\n", INODE_NO_POOL(inode), pool_id);
state = 2;
}
}
bool loop()
{
if (state == 0)
{
start_delete();
state = 1;
}
else if (state == 1)
{
continue_delete();
}
else if (state == 2)
{
return true;
}
return false;
}
};
std::function<bool(void)> cli_tool_t::start_rm(json11::Json cfg)
{
auto remover = new rm_inode_t();
remover->parent = this;
remover->inode = cfg["inode"].uint64_value();
remover->pool_id = cfg["pool"].uint64_value();
if (remover->pool_id)
{
remover->inode = (remover->inode & ((1l << (64-POOL_ID_BITS)) - 1)) | (((uint64_t)remover->pool_id) << (64-POOL_ID_BITS));
}
remover->pool_id = INODE_POOL(remover->inode);
if (!remover->pool_id)
{
fprintf(stderr, "pool is missing\n");
exit(1);
}
remover->min_offset = cfg["min-offset"].uint64_value();
return [remover]()
{
if (remover->loop())
{
delete remover;
return true;
}
return false;
};
}

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