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iotests: 194: test also migration of dirty bitmap 

Test that dirty bitmap migration works when we deal with mirror.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20200521220648.3255-5-vsementsov@virtuozzo.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Vladimir Sementsov-Ogievskiy 2020-05-22 01:06:46 +03:00 committed by Eric Blake
parent 107cfb7254
commit ae00aa2398
2 changed files with 16 additions and 4 deletions
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14
tests/qemu-iotests/194
View File

@ -42,6 +42,8 @@ with iotests.FilePath('source.img') as source_img_path, \
.add_incoming('unix:{0}'.format(migration_sock_path))
.launch())
source_vm.qmp_log('block-dirty-bitmap-add', node='drive0', name='bitmap0')
iotests.log('Launching NBD server on destination...')
iotests.log(dest_vm.qmp('nbd-server-start', addr={'type': 'unix', 'data': {'path': nbd_sock_path}}))
iotests.log(dest_vm.qmp('nbd-server-add', device='drive0', writable=True))
@ -61,12 +63,14 @@ with iotests.FilePath('source.img') as source_img_path, \
filters=[iotests.filter_qmp_event])
iotests.log('Starting migration...')
source_vm.qmp('migrate-set-capabilities',
capabilities=[{'capability': 'events', 'state': True}])
dest_vm.qmp('migrate-set-capabilities',
capabilities=[{'capability': 'events', 'state': True}])
capabilities = [{'capability': 'events', 'state': True},
{'capability': 'dirty-bitmaps', 'state': True}]
source_vm.qmp('migrate-set-capabilities', capabilities=capabilities)
dest_vm.qmp('migrate-set-capabilities', capabilities=capabilities)
iotests.log(source_vm.qmp('migrate', uri='unix:{0}'.format(migration_sock_path)))
source_vm.qmp_log('migrate-start-postcopy')
while True:
event1 = source_vm.event_wait('MIGRATION')
iotests.log(event1, filters=[iotests.filter_qmp_event])
@ -82,3 +86,5 @@ with iotests.FilePath('source.img') as source_img_path, \
iotests.log('Stopping the NBD server on destination...')
iotests.log(dest_vm.qmp('nbd-server-stop'))
break
iotests.log(source_vm.qmp('query-block')['return'][0]['dirty-bitmaps'])

6
tests/qemu-iotests/194.out
View File

@ -1,4 +1,6 @@
Launching VMs...
{"execute": "block-dirty-bitmap-add", "arguments": {"name": "bitmap0", "node": "drive0"}}
{"return": {}}
Launching NBD server on destination...
{"return": {}}
{"return": {}}
@ -8,11 +10,15 @@ Waiting for `drive-mirror` to complete...
{"data": {"device": "mirror-job0", "len": 1073741824, "offset": 1073741824, "speed": 0, "type": "mirror"}, "event": "BLOCK_JOB_READY", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
Starting migration...
{"return": {}}
{"execute": "migrate-start-postcopy", "arguments": {}}
{"return": {}}
{"data": {"status": "setup"}, "event": "MIGRATION", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
{"data": {"status": "active"}, "event": "MIGRATION", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
{"data": {"status": "postcopy-active"}, "event": "MIGRATION", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
{"data": {"status": "completed"}, "event": "MIGRATION", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
Gracefully ending the `drive-mirror` job on source...
{"return": {}}
{"data": {"device": "mirror-job0", "len": 1073741824, "offset": 1073741824, "speed": 0, "type": "mirror"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
Stopping the NBD server on destination...
{"return": {}}
[{"busy": false, "count": 0, "granularity": 65536, "name": "bitmap0", "persistent": false, "recording": true, "status": "active"}]