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git.proxmox.com Git - mirror_qemu.git/blob - tests/qemu-iotests/262
2 # group: rw quick migration
4 # Copyright (C) 2019 Red Hat, Inc.
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.
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.
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/>.
19 # Creator/Owner: Kevin Wolf <kwolf@redhat.com>
21 # Test migration with filter drivers present. Keep everything in an
22 # iothread just for fun.
27 iotests
.script_initialize(supported_fmts
=['qcow2'],
28 supported_platforms
=['linux'],
29 required_fmts
=['blkverify'])
31 with iotests
.FilePath('img') as img_path
, \
32 iotests
.FilePath('mig_fifo') as fifo
, \
33 iotests
.VM(path_suffix
='a') as vm_a
, \
34 iotests
.VM(path_suffix
='b') as vm_b
:
37 vm
.add_object('iothread,id=iothread0')
38 vm
.add_object('throttle-group,id=tg0,x-bps-total=65536')
39 vm
.add_blockdev('file,filename=%s,node-name=drive0-file' % (img_path
))
40 vm
.add_blockdev('%s,file=drive0-file,node-name=drive0-fmt' % (iotests
.imgfmt
))
41 vm
.add_blockdev('copy-on-read,file=drive0-fmt,node-name=drive0-cor')
42 vm
.add_blockdev('throttle,file=drive0-cor,node-name=drive0-throttle,throttle-group=tg0')
43 vm
.add_blockdev('blkdebug,image=drive0-throttle,node-name=drive0-dbg')
44 vm
.add_blockdev('null-co,node-name=null,read-zeroes=on')
45 vm
.add_blockdev('blkverify,test=drive0-dbg,raw=null,node-name=drive0-verify')
47 if iotests
.supports_quorum():
48 vm
.add_blockdev('quorum,children.0=drive0-verify,vote-threshold=1,node-name=drive0-quorum')
49 root
= "drive0-quorum"
51 root
= "drive0-verify"
53 vm
.add_device('virtio-blk,drive=%s,iothread=iothread0' % root
)
55 iotests
.qemu_img_create('-f', iotests
.imgfmt
, img_path
, '64M')
59 iotests
.log('Launching destination VM...')
61 vm_b
.add_incoming("exec: cat '%s'" % (fifo
))
64 vm_b
.enable_migration_events('B')
66 iotests
.log('Launching source VM...')
70 vm_a
.enable_migration_events('A')
72 iotests
.log('Starting migration to B...')
73 iotests
.log(vm_a
.qmp('migrate', uri
='exec:cat >%s' % (fifo
)))
74 with iotests
.Timeout(3, 'Migration does not complete'):
75 # Wait for the source first (which includes setup=setup)
76 vm_a
.wait_migration('postmigrate')
77 # Wait for the destination second (which does not)
78 vm_b
.wait_migration('running')
80 iotests
.log(vm_a
.qmp('query-migrate')['return']['status'])
81 iotests
.log(vm_b
.qmp('query-migrate')['return']['status'])
83 iotests
.log(vm_a
.qmp('query-status'))
84 iotests
.log(vm_b
.qmp('query-status'))