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1 | #!/usr/bin/env python3 | |
2 | # group: rw auto quick | |
3 | # | |
4 | # Test incremental/backup across iothread contexts | |
5 | # | |
6 | # Copyright (c) 2019 John Snow for Red Hat, Inc. | |
7 | # | |
8 | # This program is free software; you can redistribute it and/or modify | |
9 | # it under the terms of the GNU General Public License as published by | |
10 | # the Free Software Foundation; either version 2 of the License, or | |
11 | # (at your option) any later version. | |
12 | # | |
13 | # This program is distributed in the hope that it will be useful, | |
14 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | # GNU General Public License for more details. | |
17 | # | |
18 | # You should have received a copy of the GNU General Public License | |
19 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
20 | # | |
21 | # owner=jsnow@redhat.com | |
22 | ||
23 | import os | |
24 | import iotests | |
25 | from iotests import log | |
26 | ||
27 | iotests.verify_virtio_scsi_pci_or_ccw() | |
28 | ||
29 | iotests.script_initialize(supported_fmts=['qcow2']) | |
30 | size = 64 * 1024 * 1024 | |
31 | ||
32 | with iotests.FilePath('img0') as img0_path, \ | |
33 | iotests.FilePath('img1') as img1_path, \ | |
34 | iotests.FilePath('img0-full') as img0_full_path, \ | |
35 | iotests.FilePath('img1-full') as img1_full_path, \ | |
36 | iotests.FilePath('img0-incr') as img0_incr_path, \ | |
37 | iotests.FilePath('img1-incr') as img1_incr_path, \ | |
38 | iotests.VM() as vm: | |
39 | ||
40 | def create_target(filepath, name, size): | |
41 | basename = os.path.basename(filepath) | |
42 | nodename = "file_{}".format(basename) | |
43 | log(vm.cmd('blockdev-create', job_id='job1', | |
44 | options={ | |
45 | 'driver': 'file', | |
46 | 'filename': filepath, | |
47 | 'size': 0, | |
48 | })) | |
49 | vm.run_job('job1') | |
50 | log(vm.cmd('blockdev-add', driver='file', | |
51 | node_name=nodename, filename=filepath)) | |
52 | log(vm.cmd('blockdev-create', job_id='job2', | |
53 | options={ | |
54 | 'driver': iotests.imgfmt, | |
55 | 'file': nodename, | |
56 | 'size': size, | |
57 | })) | |
58 | vm.run_job('job2') | |
59 | log(vm.cmd('blockdev-add', driver=iotests.imgfmt, | |
60 | node_name=name, | |
61 | file=nodename)) | |
62 | ||
63 | log('--- Preparing images & VM ---\n') | |
64 | vm.add_object('iothread,id=iothread0') | |
65 | vm.add_object('iothread,id=iothread1') | |
66 | vm.add_device('virtio-scsi,id=scsi0,iothread=iothread0') | |
67 | vm.add_device('virtio-scsi,id=scsi1,iothread=iothread1') | |
68 | iotests.qemu_img_create('-f', iotests.imgfmt, img0_path, str(size)) | |
69 | iotests.qemu_img_create('-f', iotests.imgfmt, img1_path, str(size)) | |
70 | vm.add_drive(img0_path, interface='none') | |
71 | vm.add_device('scsi-hd,id=device0,drive=drive0,bus=scsi0.0') | |
72 | vm.add_drive(img1_path, interface='none') | |
73 | vm.add_device('scsi-hd,id=device1,drive=drive1,bus=scsi1.0') | |
74 | ||
75 | log('--- Starting VM ---\n') | |
76 | vm.launch() | |
77 | ||
78 | log('--- Create Targets & Full Backups ---\n') | |
79 | create_target(img0_full_path, 'img0-full', size) | |
80 | create_target(img1_full_path, 'img1-full', size) | |
81 | ret = vm.qmp_log('transaction', indent=2, actions=[ | |
82 | { 'type': 'block-dirty-bitmap-add', | |
83 | 'data': { 'node': 'drive0', 'name': 'bitmap0' }}, | |
84 | { 'type': 'block-dirty-bitmap-add', | |
85 | 'data': { 'node': 'drive1', 'name': 'bitmap1' }}, | |
86 | { 'type': 'blockdev-backup', | |
87 | 'data': { 'device': 'drive0', | |
88 | 'target': 'img0-full', | |
89 | 'sync': 'full', | |
90 | 'job-id': 'j0' }}, | |
91 | { 'type': 'blockdev-backup', | |
92 | 'data': { 'device': 'drive1', | |
93 | 'target': 'img1-full', | |
94 | 'sync': 'full', | |
95 | 'job-id': 'j1' }} | |
96 | ]) | |
97 | if "error" in ret: | |
98 | raise Exception(ret['error']['desc']) | |
99 | vm.run_job('j0', auto_dismiss=True) | |
100 | vm.run_job('j1', auto_dismiss=True) | |
101 | ||
102 | log('\n--- Create Targets & Incremental Backups ---\n') | |
103 | create_target(img0_incr_path, 'img0-incr', size) | |
104 | create_target(img1_incr_path, 'img1-incr', size) | |
105 | ret = vm.qmp_log('transaction', indent=2, actions=[ | |
106 | { 'type': 'blockdev-backup', | |
107 | 'data': { 'device': 'drive0', | |
108 | 'target': 'img0-incr', | |
109 | 'sync': 'incremental', | |
110 | 'bitmap': 'bitmap0', | |
111 | 'job-id': 'j2' }}, | |
112 | { 'type': 'blockdev-backup', | |
113 | 'data': { 'device': 'drive1', | |
114 | 'target': 'img1-incr', | |
115 | 'sync': 'incremental', | |
116 | 'bitmap': 'bitmap1', | |
117 | 'job-id': 'j3' }} | |
118 | ]) | |
119 | if "error" in ret: | |
120 | raise Exception(ret['error']['desc']) | |
121 | vm.run_job('j2', auto_dismiss=True) | |
122 | vm.run_job('j3', auto_dismiss=True) | |
123 | ||
124 | log('\n--- Done ---') | |
125 | vm.shutdown() |