qemu-iotests: Test writing non-raw image headers to raw image

This is forbidden if the raw driver was probed.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-id: 1416497234-29880-10-git-send-email-kwolf@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
master
Kevin Wolf 2014-11-20 16:27:14 +01:00
parent d71a8b0686
commit 00e047926e
4 changed files with 364 additions and 0 deletions

132
tests/qemu-iotests/109 Executable file
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#!/bin/bash
#
# Test writing image headers of other formats into raw images
#
# Copyright (C) 2014 Red Hat, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# creator
owner=kwolf@redhat.com
seq="$(basename $0)"
echo "QA output created by $seq"
here="$PWD"
tmp=/tmp/$$
status=1 # failure is the default!
_cleanup()
{
rm -f $TEST_IMG.src
_cleanup_test_img
}
trap "_cleanup; exit \$status" 0 1 2 3 15
# get standard environment, filters and checks
. ./common.rc
. ./common.filter
. ./common.qemu
_supported_fmt raw
_supported_proto file
_supported_os Linux
qemu_comm_method=qmp
function run_qemu()
{
local raw_img="$1"
local source_img="$2"
local qmp_format="$3"
local qmp_event="$4"
_launch_qemu -drive file="${source_img}",format=raw,cache=${CACHEMODE},id=src
_send_qemu_cmd $QEMU_HANDLE "{ 'execute': 'qmp_capabilities' }" "return"
_send_qemu_cmd $QEMU_HANDLE \
"{'execute':'drive-mirror', 'arguments':{
'device': 'src', 'target': '$raw_img', $qmp_format
'mode': 'existing', 'sync': 'full'}}" \
"return"
_send_qemu_cmd $QEMU_HANDLE '' "$qmp_event"
_send_qemu_cmd $QEMU_HANDLE '{"execute":"query-block-jobs"}' "return"
_cleanup_qemu
}
for fmt in qcow qcow2 qed vdi vmdk vpc; do
echo
echo "=== Writing a $fmt header into raw ==="
echo
_make_test_img 64M
TEST_IMG="$TEST_IMG.src" IMGFMT=$fmt _make_test_img 64M
# This first test should fail: The image format was probed, we may not
# write an image header at the start of the image
run_qemu "$TEST_IMG" "$TEST_IMG.src" "" "BLOCK_JOB_ERROR"
$QEMU_IO -c 'read -P 0 0 64k' "$TEST_IMG" | _filter_qemu_io
# When raw was explicitly specified, the same must succeed
run_qemu "$TEST_IMG" "$TEST_IMG.src" "'format': 'raw'," "BLOCK_JOB_READY"
$QEMU_IMG compare -f raw -F raw "$TEST_IMG" "$TEST_IMG.src"
done
for sample_img in empty.bochs iotest-dirtylog-10G-4M.vhdx parallels-v1 \
simple-pattern.cloop; do
echo
echo "=== Copying sample image $sample_img into raw ==="
echo
# Can't use _use_sample_img because that isn't designed to be used multiple
# times and it overwrites $TEST_IMG (both breaks cleanup)
_make_test_img 64M
bzcat "$SAMPLE_IMG_DIR/$sample_img.bz2" > "$TEST_IMG.src"
run_qemu "$TEST_IMG" "$TEST_IMG.src" "" "BLOCK_JOB_ERROR"
$QEMU_IO -c 'read -P 0 0 64k' "$TEST_IMG" | _filter_qemu_io
run_qemu "$TEST_IMG" "$TEST_IMG.src" "'format': 'raw'," "BLOCK_JOB_READY"
# qemu-img compare can't handle unaligned file sizes
$QEMU_IMG resize -f raw "$TEST_IMG.src" +0
$QEMU_IMG compare -f raw -F raw "$TEST_IMG" "$TEST_IMG.src"
done
echo
echo "=== Write legitimate MBR into raw ==="
echo
for sample_img in grub_mbr.raw; do
_make_test_img 64M
bzcat "$SAMPLE_IMG_DIR/$sample_img.bz2" > "$TEST_IMG.src"
run_qemu "$TEST_IMG" "$TEST_IMG.src" "" "BLOCK_JOB_READY"
$QEMU_IMG compare -f raw -F raw "$TEST_IMG" "$TEST_IMG.src"
run_qemu "$TEST_IMG" "$TEST_IMG.src" "'format': 'raw'," "BLOCK_JOB_READY"
$QEMU_IMG compare -f raw -F raw "$TEST_IMG" "$TEST_IMG.src"
done
# success, all done
echo '*** done'
rm -f $seq.full
status=0

231
tests/qemu-iotests/109.out Normal file
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QA output created by 109
=== Writing a qcow header into raw ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
Formatting 'TEST_DIR/t.raw.src', fmt=IMGFMT size=67108864
{"return": {}}
WARNING: Image format was not specified for 'TEST_DIR/t.raw' and probing guessed raw.
Automatically detecting the format is dangerous for raw images, write operations on block 0 will be restricted.
Specify the 'raw' format explicitly to remove the restrictions.
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_ERROR", "data": {"device": "src", "operation": "write", "action": "report"}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_COMPLETED", "data": {"device": "src", "len": 1024, "offset": 0, "speed": 0, "type": "mirror", "error": "Operation not permitted"}}
{"return": []}
read 65536/65536 bytes at offset 0
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
{"return": {}}
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_READY", "data": {"device": "src", "len": 1024, "offset": 1024, "speed": 0, "type": "mirror"}}
{"return": [{"io-status": "ok", "device": "src", "busy": false, "len": 1024, "offset": 1024, "paused": false, "speed": 0, "ready": true, "type": "mirror"}]}
Warning: Image size mismatch!
Images are identical.
=== Writing a qcow2 header into raw ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
Formatting 'TEST_DIR/t.raw.src', fmt=IMGFMT size=67108864
{"return": {}}
WARNING: Image format was not specified for 'TEST_DIR/t.raw' and probing guessed raw.
Automatically detecting the format is dangerous for raw images, write operations on block 0 will be restricted.
Specify the 'raw' format explicitly to remove the restrictions.
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_ERROR", "data": {"device": "src", "operation": "write", "action": "report"}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_COMPLETED", "data": {"device": "src", "len": 197120, "offset": 0, "speed": 0, "type": "mirror", "error": "Operation not permitted"}}
{"return": []}
read 65536/65536 bytes at offset 0
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
{"return": {}}
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_READY", "data": {"device": "src", "len": 197120, "offset": 197120, "speed": 0, "type": "mirror"}}
{"return": [{"io-status": "ok", "device": "src", "busy": false, "len": 197120, "offset": 197120, "paused": false, "speed": 0, "ready": true, "type": "mirror"}]}
Warning: Image size mismatch!
Images are identical.
=== Writing a qed header into raw ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
Formatting 'TEST_DIR/t.raw.src', fmt=IMGFMT size=67108864
{"return": {}}
WARNING: Image format was not specified for 'TEST_DIR/t.raw' and probing guessed raw.
Automatically detecting the format is dangerous for raw images, write operations on block 0 will be restricted.
Specify the 'raw' format explicitly to remove the restrictions.
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_ERROR", "data": {"device": "src", "operation": "write", "action": "report"}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_COMPLETED", "data": {"device": "src", "len": 327680, "offset": 0, "speed": 0, "type": "mirror", "error": "Operation not permitted"}}
{"return": []}
read 65536/65536 bytes at offset 0
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
{"return": {}}
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_READY", "data": {"device": "src", "len": 327680, "offset": 327680, "speed": 0, "type": "mirror"}}
{"return": [{"io-status": "ok", "device": "src", "busy": false, "len": 327680, "offset": 327680, "paused": false, "speed": 0, "ready": true, "type": "mirror"}]}
Warning: Image size mismatch!
Images are identical.
=== Writing a vdi header into raw ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
Formatting 'TEST_DIR/t.raw.src', fmt=IMGFMT size=67108864
{"return": {}}
WARNING: Image format was not specified for 'TEST_DIR/t.raw' and probing guessed raw.
Automatically detecting the format is dangerous for raw images, write operations on block 0 will be restricted.
Specify the 'raw' format explicitly to remove the restrictions.
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_ERROR", "data": {"device": "src", "operation": "write", "action": "report"}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_COMPLETED", "data": {"device": "src", "len": 1024, "offset": 0, "speed": 0, "type": "mirror", "error": "Operation not permitted"}}
{"return": []}
read 65536/65536 bytes at offset 0
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
{"return": {}}
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_READY", "data": {"device": "src", "len": 1024, "offset": 1024, "speed": 0, "type": "mirror"}}
{"return": [{"io-status": "ok", "device": "src", "busy": false, "len": 1024, "offset": 1024, "paused": false, "speed": 0, "ready": true, "type": "mirror"}]}
Warning: Image size mismatch!
Images are identical.
=== Writing a vmdk header into raw ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
Formatting 'TEST_DIR/t.raw.src', fmt=IMGFMT size=67108864
{"return": {}}
WARNING: Image format was not specified for 'TEST_DIR/t.raw' and probing guessed raw.
Automatically detecting the format is dangerous for raw images, write operations on block 0 will be restricted.
Specify the 'raw' format explicitly to remove the restrictions.
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_ERROR", "data": {"device": "src", "operation": "write", "action": "report"}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_COMPLETED", "data": {"device": "src", "len": 65536, "offset": 0, "speed": 0, "type": "mirror", "error": "Operation not permitted"}}
{"return": []}
read 65536/65536 bytes at offset 0
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
{"return": {}}
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_READY", "data": {"device": "src", "len": 65536, "offset": 65536, "speed": 0, "type": "mirror"}}
{"return": [{"io-status": "ok", "device": "src", "busy": false, "len": 65536, "offset": 65536, "paused": false, "speed": 0, "ready": true, "type": "mirror"}]}
Warning: Image size mismatch!
Images are identical.
=== Writing a vpc header into raw ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
Formatting 'TEST_DIR/t.raw.src', fmt=IMGFMT size=67108864
{"return": {}}
WARNING: Image format was not specified for 'TEST_DIR/t.raw' and probing guessed raw.
Automatically detecting the format is dangerous for raw images, write operations on block 0 will be restricted.
Specify the 'raw' format explicitly to remove the restrictions.
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_ERROR", "data": {"device": "src", "operation": "write", "action": "report"}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_COMPLETED", "data": {"device": "src", "len": 2560, "offset": 0, "speed": 0, "type": "mirror", "error": "Operation not permitted"}}
{"return": []}
read 65536/65536 bytes at offset 0
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
{"return": {}}
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_READY", "data": {"device": "src", "len": 2560, "offset": 2560, "speed": 0, "type": "mirror"}}
{"return": [{"io-status": "ok", "device": "src", "busy": false, "len": 2560, "offset": 2560, "paused": false, "speed": 0, "ready": true, "type": "mirror"}]}
Warning: Image size mismatch!
Images are identical.
=== Copying sample image empty.bochs into raw ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
{"return": {}}
WARNING: Image format was not specified for 'TEST_DIR/t.raw' and probing guessed raw.
Automatically detecting the format is dangerous for raw images, write operations on block 0 will be restricted.
Specify the 'raw' format explicitly to remove the restrictions.
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_ERROR", "data": {"device": "src", "operation": "write", "action": "report"}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_COMPLETED", "data": {"device": "src", "len": 2560, "offset": 0, "speed": 0, "type": "mirror", "error": "Operation not permitted"}}
{"return": []}
read 65536/65536 bytes at offset 0
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
{"return": {}}
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_READY", "data": {"device": "src", "len": 2560, "offset": 2560, "speed": 0, "type": "mirror"}}
{"return": [{"io-status": "ok", "device": "src", "busy": false, "len": 2560, "offset": 2560, "paused": false, "speed": 0, "ready": true, "type": "mirror"}]}
Image resized.
Warning: Image size mismatch!
Images are identical.
=== Copying sample image iotest-dirtylog-10G-4M.vhdx into raw ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
{"return": {}}
WARNING: Image format was not specified for 'TEST_DIR/t.raw' and probing guessed raw.
Automatically detecting the format is dangerous for raw images, write operations on block 0 will be restricted.
Specify the 'raw' format explicitly to remove the restrictions.
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_ERROR", "data": {"device": "src", "operation": "write", "action": "report"}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_COMPLETED", "data": {"device": "src", "len": 31457280, "offset": 0, "speed": 0, "type": "mirror", "error": "Operation not permitted"}}
{"return": []}
read 65536/65536 bytes at offset 0
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
{"return": {}}
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_READY", "data": {"device": "src", "len": 31457280, "offset": 31457280, "speed": 0, "type": "mirror"}}
{"return": [{"io-status": "ok", "device": "src", "busy": false, "len": 31457280, "offset": 31457280, "paused": false, "speed": 0, "ready": true, "type": "mirror"}]}
Image resized.
Warning: Image size mismatch!
Images are identical.
=== Copying sample image parallels-v1 into raw ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
{"return": {}}
WARNING: Image format was not specified for 'TEST_DIR/t.raw' and probing guessed raw.
Automatically detecting the format is dangerous for raw images, write operations on block 0 will be restricted.
Specify the 'raw' format explicitly to remove the restrictions.
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_ERROR", "data": {"device": "src", "operation": "write", "action": "report"}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_COMPLETED", "data": {"device": "src", "len": 327680, "offset": 0, "speed": 0, "type": "mirror", "error": "Operation not permitted"}}
{"return": []}
read 65536/65536 bytes at offset 0
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
{"return": {}}
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_READY", "data": {"device": "src", "len": 327680, "offset": 327680, "speed": 0, "type": "mirror"}}
{"return": [{"io-status": "ok", "device": "src", "busy": false, "len": 327680, "offset": 327680, "paused": false, "speed": 0, "ready": true, "type": "mirror"}]}
Image resized.
Warning: Image size mismatch!
Images are identical.
=== Copying sample image simple-pattern.cloop into raw ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
{"return": {}}
WARNING: Image format was not specified for 'TEST_DIR/t.raw' and probing guessed raw.
Automatically detecting the format is dangerous for raw images, write operations on block 0 will be restricted.
Specify the 'raw' format explicitly to remove the restrictions.
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_ERROR", "data": {"device": "src", "operation": "write", "action": "report"}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_COMPLETED", "data": {"device": "src", "len": 2048, "offset": 0, "speed": 0, "type": "mirror", "error": "Operation not permitted"}}
{"return": []}
read 65536/65536 bytes at offset 0
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
{"return": {}}
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_READY", "data": {"device": "src", "len": 2048, "offset": 2048, "speed": 0, "type": "mirror"}}
{"return": [{"io-status": "ok", "device": "src", "busy": false, "len": 2048, "offset": 2048, "paused": false, "speed": 0, "ready": true, "type": "mirror"}]}
Image resized.
Warning: Image size mismatch!
Images are identical.
=== Write legitimate MBR into raw ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
{"return": {}}
WARNING: Image format was not specified for 'TEST_DIR/t.raw' and probing guessed raw.
Automatically detecting the format is dangerous for raw images, write operations on block 0 will be restricted.
Specify the 'raw' format explicitly to remove the restrictions.
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_READY", "data": {"device": "src", "len": 512, "offset": 512, "speed": 0, "type": "mirror"}}
{"return": [{"io-status": "ok", "device": "src", "busy": false, "len": 512, "offset": 512, "paused": false, "speed": 0, "ready": true, "type": "mirror"}]}
Warning: Image size mismatch!
Images are identical.
{"return": {}}
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_READY", "data": {"device": "src", "len": 512, "offset": 512, "speed": 0, "type": "mirror"}}
{"return": [{"io-status": "ok", "device": "src", "busy": false, "len": 512, "offset": 512, "paused": false, "speed": 0, "ready": true, "type": "mirror"}]}
Warning: Image size mismatch!
Images are identical.
*** done

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105 rw auto quick 105 rw auto quick
107 rw auto quick 107 rw auto quick
108 rw auto quick 108 rw auto quick
109 rw auto
111 rw auto quick 111 rw auto quick

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