From 12314f2d145c656f0a1f9aebcbe5e21be60c5ca5 Mon Sep 17 00:00:00 2001 From: Stefan Hajnoczi Date: Wed, 23 Aug 2017 15:05:06 +0100 Subject: qemu-iotests: add 194 non-shared storage migration test Non-shared storage migration with NBD and drive-mirror is currently not tested by qemu-iotests. This test case covers the basic migration scenario. Signed-off-by: Stefan Hajnoczi Based-on: <20170823134242.12080-1-famz@redhat.com> Message-Id: <20170823140506.28723-1-stefanha@redhat.com> Tested-by: Eric Blake Signed-off-by: Eric Blake --- tests/qemu-iotests/194 | 73 +++++++++++++++++++++++++++++++++++++++++++ tests/qemu-iotests/194.out | 13 ++++++++ tests/qemu-iotests/group | 1 + tests/qemu-iotests/iotests.py | 13 ++++++++ 4 files changed, 100 insertions(+) create mode 100755 tests/qemu-iotests/194 create mode 100644 tests/qemu-iotests/194.out diff --git a/tests/qemu-iotests/194 b/tests/qemu-iotests/194 new file mode 100755 index 0000000000..8028111e21 --- /dev/null +++ b/tests/qemu-iotests/194 @@ -0,0 +1,73 @@ +#!/usr/bin/env python +# +# 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 . +# +# Creator/Owner: Stefan Hajnoczi +# +# Non-shared storage migration test using NBD server and drive-mirror + +import os +import atexit +import iotests + +iotests.verify_platform(['linux']) + +img_size = '1G' +source_img_path = os.path.join(iotests.test_dir, 'source.img') +dest_img_path = os.path.join(iotests.test_dir, 'dest.img') +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...') +migration_sock_path = os.path.join(iotests.test_dir, 'migration.sock') +nbd_sock_path = os.path.join(iotests.test_dir, 'nbd.sock') +source_vm = iotests.VM('source').add_drive(source_img_path) +dest_vm = (iotests.VM('dest').add_drive(dest_img_path) + .add_incoming('unix:{0}'.format(migration_sock_path))) +source_vm.launch() +atexit.register(source_vm.shutdown) +dest_vm.launch() +atexit.register(dest_vm.shutdown) + +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')) + +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...') +source_vm.qmp('migrate-set-capabilities', + capabilities=[{'capability': 'events', 'state': True}]) +dest_vm.qmp('migrate-set-capabilities', + capabilities=[{'capability': 'events', 'state': True}]) +iotests.log(source_vm.qmp('migrate', uri='unix:{0}'.format(migration_sock_path))) + +while True: + event = source_vm.event_wait('MIGRATION') + iotests.log(event, filters=[iotests.filter_qmp_event]) + if event['data']['status'] in ('completed', 'failed'): + break diff --git a/tests/qemu-iotests/194.out b/tests/qemu-iotests/194.out new file mode 100644 index 0000000000..ae501fecac --- /dev/null +++ b/tests/qemu-iotests/194.out @@ -0,0 +1,13 @@ +Launching VMs... +Launching NBD server on destination... +{u'return': {}} +{u'return': {}} +Starting drive-mirror on source... +{u'return': {}} +Waiting for drive-mirror to complete... +{u'timestamp': {u'seconds': 'SECS', u'microseconds': 'USECS'}, u'data': {u'device': u'drive0', u'type': u'mirror', u'speed': 0, u'len': 1073741824, u'offset': 1073741824}, u'event': u'BLOCK_JOB_READY'} +Starting migration... +{u'return': {}} +{u'timestamp': {u'seconds': 'SECS', u'microseconds': 'USECS'}, u'data': {u'status': u'setup'}, u'event': u'MIGRATION'} +{u'timestamp': {u'seconds': 'SECS', u'microseconds': 'USECS'}, u'data': {u'status': u'active'}, u'event': u'MIGRATION'} +{u'timestamp': {u'seconds': 'SECS', u'microseconds': 'USECS'}, u'data': {u'status': u'completed'}, u'event': u'MIGRATION'} diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group index afbdc427ea..4bd5017008 100644 --- a/tests/qemu-iotests/group +++ b/tests/qemu-iotests/group @@ -187,3 +187,4 @@ 189 rw auto 190 rw auto quick 192 rw auto quick +194 rw auto migration quick diff --git a/tests/qemu-iotests/iotests.py b/tests/qemu-iotests/iotests.py index 22439c43d3..7233983f3c 100644 --- a/tests/qemu-iotests/iotests.py +++ b/tests/qemu-iotests/iotests.py @@ -133,6 +133,14 @@ chown_re = re.compile(r"chown [0-9]+:[0-9]+") def filter_chown(msg): return chown_re.sub("chown UID:GID", msg) +def filter_qmp_event(event): + '''Filter a QMP event dict''' + event = dict(event) + if 'timestamp' in event: + event['timestamp']['seconds'] = 'SECS' + event['timestamp']['microseconds'] = 'USECS' + return event + def log(msg, filters=[]): for flt in filters: msg = flt(msg) @@ -200,6 +208,11 @@ class VM(qtest.QEMUQtestMachine): self._args.append(','.join(opts)) return self + def add_incoming(self, addr): + self._args.append('-incoming') + self._args.append(addr) + return self + def pause_drive(self, drive, event=None): '''Pause drive r/w operations''' if not event: -- cgit v1.2.3