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7c477526 | 1 | #!/usr/bin/env python3 |
9dd003a9 | 2 | # group: rw migration quick |
12314f2d SH |
3 | # |
4 | # Copyright (C) 2017 Red Hat, Inc. | |
5 | # | |
6 | # This program is free software; you can redistribute it and/or modify | |
7 | # it under the terms of the GNU General Public License as published by | |
8 | # the Free Software Foundation; either version 2 of the License, or | |
9 | # (at your option) any later version. | |
10 | # | |
11 | # This program is distributed in the hope that it will be useful, | |
12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | # GNU General Public License for more details. | |
15 | # | |
16 | # You should have received a copy of the GNU General Public License | |
17 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
18 | # | |
19 | # Creator/Owner: Stefan Hajnoczi <stefanha@redhat.com> | |
20 | # | |
21 | # Non-shared storage migration test using NBD server and drive-mirror | |
22 | ||
12314f2d SH |
23 | import iotests |
24 | ||
7d814059 JS |
25 | iotests.script_initialize(supported_fmts=['qcow2', 'qed', 'raw'], |
26 | supported_platforms=['linux']) | |
12314f2d | 27 | |
921a3217 SH |
28 | with iotests.FilePath('source.img') as source_img_path, \ |
29 | iotests.FilePath('dest.img') as dest_img_path, \ | |
3192fad7 | 30 | iotests.FilePath('migration.sock', 'nbd.sock', base_dir=iotests.sock_dir) \ |
a242b19e | 31 | as (migration_sock_path, nbd_sock_path), \ |
921a3217 SH |
32 | iotests.VM('source') as source_vm, \ |
33 | iotests.VM('dest') as dest_vm: | |
12314f2d | 34 | |
921a3217 | 35 | img_size = '1G' |
3d53818f JS |
36 | iotests.qemu_img_create('-f', iotests.imgfmt, source_img_path, img_size) |
37 | iotests.qemu_img_create('-f', iotests.imgfmt, dest_img_path, img_size) | |
12314f2d | 38 | |
921a3217 SH |
39 | iotests.log('Launching VMs...') |
40 | (source_vm.add_drive(source_img_path) | |
41 | .launch()) | |
42 | (dest_vm.add_drive(dest_img_path) | |
43 | .add_incoming('unix:{0}'.format(migration_sock_path)) | |
44 | .launch()) | |
12314f2d | 45 | |
ae00aa23 VSO |
46 | source_vm.qmp_log('block-dirty-bitmap-add', node='drive0', name='bitmap0') |
47 | ||
921a3217 SH |
48 | iotests.log('Launching NBD server on destination...') |
49 | iotests.log(dest_vm.qmp('nbd-server-start', addr={'type': 'unix', 'data': {'path': nbd_sock_path}})) | |
50 | iotests.log(dest_vm.qmp('nbd-server-add', device='drive0', writable=True)) | |
12314f2d | 51 | |
921a3217 SH |
52 | iotests.log('Starting `drive-mirror` on source...') |
53 | iotests.log(source_vm.qmp( | |
54 | 'drive-mirror', | |
55 | device='drive0', | |
56 | target='nbd+unix:///drive0?socket={0}'.format(nbd_sock_path), | |
57 | sync='full', | |
58 | format='raw', # always raw, the server handles the format | |
59 | mode='existing', | |
60 | job_id='mirror-job0')) | |
12314f2d | 61 | |
921a3217 SH |
62 | iotests.log('Waiting for `drive-mirror` to complete...') |
63 | iotests.log(source_vm.event_wait('BLOCK_JOB_READY'), | |
64 | filters=[iotests.filter_qmp_event]) | |
12314f2d | 65 | |
921a3217 | 66 | iotests.log('Starting migration...') |
ae00aa23 VSO |
67 | capabilities = [{'capability': 'events', 'state': True}, |
68 | {'capability': 'dirty-bitmaps', 'state': True}] | |
69 | source_vm.qmp('migrate-set-capabilities', capabilities=capabilities) | |
70 | dest_vm.qmp('migrate-set-capabilities', capabilities=capabilities) | |
921a3217 | 71 | iotests.log(source_vm.qmp('migrate', uri='unix:{0}'.format(migration_sock_path))) |
2c94e271 | 72 | |
ae00aa23 VSO |
73 | source_vm.qmp_log('migrate-start-postcopy') |
74 | ||
921a3217 SH |
75 | while True: |
76 | event1 = source_vm.event_wait('MIGRATION') | |
77 | iotests.log(event1, filters=[iotests.filter_qmp_event]) | |
78 | if event1['data']['status'] in ('completed', 'failed'): | |
79 | iotests.log('Gracefully ending the `drive-mirror` job on source...') | |
80 | iotests.log(source_vm.qmp('block-job-cancel', device='mirror-job0')) | |
81 | break | |
82 | ||
83 | while True: | |
84 | event2 = source_vm.event_wait('BLOCK_JOB_COMPLETED') | |
85 | iotests.log(event2, filters=[iotests.filter_qmp_event]) | |
86 | if event2['event'] == 'BLOCK_JOB_COMPLETED': | |
87 | iotests.log('Stopping the NBD server on destination...') | |
88 | iotests.log(dest_vm.qmp('nbd-server-stop')) | |
89 | break | |
ae00aa23 | 90 | |
93d48780 VSO |
91 | iotests.log('Wait for migration completion on target...') |
92 | migr_events = (('MIGRATION', {'data': {'status': 'completed'}}), | |
93 | ('MIGRATION', {'data': {'status': 'failed'}})) | |
94 | event = dest_vm.events_wait(migr_events) | |
95 | iotests.log(event, filters=[iotests.filter_qmp_event]) | |
96 | ||
97 | iotests.log('Check bitmaps on source:') | |
e67d8e29 | 98 | iotests.log(source_vm.qmp('query-block')['return'][0]['inserted']['dirty-bitmaps']) |
93d48780 VSO |
99 | |
100 | iotests.log('Check bitmaps on target:') | |
e67d8e29 | 101 | iotests.log(dest_vm.qmp('query-block')['return'][0]['inserted']['dirty-bitmaps']) |