Commit Graph

20 Commits (3f33095fd751d14ac3d97c7ec9a8939134751b9a)

Author SHA1 Message Date
Vitaliy Filippov 5859f913fc Fix client failover in case of etcd shutdown or crash 2021-12-01 00:33:02 +03:00
Vitaliy Filippov 7a0b5212fe Exit if unable to restart watches
FIXME: It's probably not OK for the client to exit in this case
2021-11-28 01:43:31 +03:00
Vitaliy Filippov ce5b6253ab Make OSDs stick to the last successful etcd address
Previously OSDs were selecting a new random etcd from the cluster
on every request so they were failing randomly when part of etcds was down
2021-11-27 23:48:56 +03:00
Vitaliy Filippov fea451b4db Prefer local etcd in OSD 2021-11-27 00:36:53 +03:00
Vitaliy Filippov 300d507026 Fix capture of out in alloc_osd 2021-11-25 10:20:01 +03:00
Vitaliy Filippov 8e445ddc9a Begin to implement CLI: implement listing, add help, add create stub 2021-11-06 14:32:19 +03:00
Vitaliy Filippov 74cb3911db Rebase children of the "inverse" child when it is removed, change /index/image/%s keys during metadata ops 2021-09-26 13:41:48 +03:00
Vitaliy Filippov eaac1fc5d1 Log to stderr in etcd_state_client, too 2021-05-16 01:09:25 +03:00
Vitaliy Filippov c467acc388 Fix /v3 appendage to etcd URLs without /v3 2021-05-15 19:22:24 +03:00
Vitaliy Filippov f6f35f4127 Pass options correctly to not override /etc/vitastor/vitastor.conf 2021-04-30 01:17:44 +03:00
Vitaliy Filippov 5010b0dd75 Use json11 instead of blockstore_config_t 2021-04-30 00:52:46 +03:00
Vitaliy Filippov 6950b8e3a0 Watch inode metadata revisions 2021-04-10 17:44:12 +03:00
Vitaliy Filippov 2612d3198a 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.
2021-04-10 17:44:12 +03:00
Vitaliy Filippov d0c2e31312 Add a test for snapshots, fix bugs. Now the test passes 2021-04-10 17:44:12 +03:00
Vitaliy Filippov 691f066055 Actual snapshot support (untested) 2021-04-10 17:44:12 +03:00
Vitaliy Filippov a48e2bbf18 Fix write replay ordering when immediate_commit != all
Previous implementation didn't respect write ordering and could lead
to corrupted data when restarting writes after an OSD outage

Also rework cluster_client queueing logic and add tests for it to verify the correct behaviour
2021-04-03 14:51:52 +03:00
Vitaliy Filippov 688821665a Remove stoull_full() from etcd_state_client.cpp 2021-04-03 14:36:04 +03:00
Vitaliy Filippov 9ac7e75178 Allow to specify etcd URLs for OSDs with http://, do not die with a strange error if -etcd option is missing for fio 2021-03-16 12:48:26 +03:00
Vitaliy Filippov bc742ccf8c Fix a small memory leak in etcd_state_client 2021-03-08 17:04:10 +03:00
Vitaliy Filippov bf9a175efc Move C/C++ sources to src subdirectory 2021-02-25 23:59:03 +03:00