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Diffstat (limited to 'tests/qemu-iotests/194')
-rwxr-xr-x | tests/qemu-iotests/194 | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/tests/qemu-iotests/194 b/tests/qemu-iotests/194 new file mode 100755 index 000000000..e44b8df72 --- /dev/null +++ b/tests/qemu-iotests/194 @@ -0,0 +1,101 @@ +#!/usr/bin/env python3 +# group: rw migration quick +# +# Copyright (C) 2017 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: Stefan Hajnoczi <stefanha@redhat.com> +# +# Non-shared storage migration test using NBD server and drive-mirror + +import iotests + +iotests.script_initialize(supported_fmts=['qcow2', 'qed', 'raw'], + supported_platforms=['linux']) + +with iotests.FilePath('source.img') as source_img_path, \ + iotests.FilePath('dest.img') as dest_img_path, \ + iotests.FilePath('migration.sock', 'nbd.sock', base_dir=iotests.sock_dir) \ + as (migration_sock_path, nbd_sock_path), \ + iotests.VM('source') as source_vm, \ + iotests.VM('dest') as dest_vm: + + img_size = '1G' + iotests.qemu_img_pipe('create', '-f', iotests.imgfmt, source_img_path, img_size) + iotests.qemu_img_pipe('create', '-f', iotests.imgfmt, dest_img_path, img_size) + + iotests.log('Launching VMs...') + (source_vm.add_drive(source_img_path) + .launch()) + (dest_vm.add_drive(dest_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)) + + iotests.log('Starting `drive-mirror` on source...') + iotests.log(source_vm.qmp( + 'drive-mirror', + device='drive0', + target='nbd+unix:///drive0?socket={0}'.format(nbd_sock_path), + sync='full', + format='raw', # always raw, the server handles the format + mode='existing', + job_id='mirror-job0')) + + iotests.log('Waiting for `drive-mirror` to complete...') + iotests.log(source_vm.event_wait('BLOCK_JOB_READY'), + filters=[iotests.filter_qmp_event]) + + iotests.log('Starting migration...') + 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]) + if event1['data']['status'] in ('completed', 'failed'): + iotests.log('Gracefully ending the `drive-mirror` job on source...') + iotests.log(source_vm.qmp('block-job-cancel', device='mirror-job0')) + break + + while True: + event2 = source_vm.event_wait('BLOCK_JOB_COMPLETED') + iotests.log(event2, filters=[iotests.filter_qmp_event]) + if event2['event'] == 'BLOCK_JOB_COMPLETED': + iotests.log('Stopping the NBD server on destination...') + iotests.log(dest_vm.qmp('nbd-server-stop')) + break + + iotests.log('Wait for migration completion on target...') + migr_events = (('MIGRATION', {'data': {'status': 'completed'}}), + ('MIGRATION', {'data': {'status': 'failed'}})) + event = dest_vm.events_wait(migr_events) + iotests.log(event, filters=[iotests.filter_qmp_event]) + + iotests.log('Check bitmaps on source:') + iotests.log(source_vm.qmp('query-block')['return'][0]['inserted']['dirty-bitmaps']) + + iotests.log('Check bitmaps on target:') + iotests.log(dest_vm.qmp('query-block')['return'][0]['inserted']['dirty-bitmaps']) |