From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45343) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gHF2a-0004VI-CB for qemu-devel@nongnu.org; Mon, 29 Oct 2018 17:25:41 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gHF2W-0002Sr-5J for qemu-devel@nongnu.org; Mon, 29 Oct 2018 17:25:39 -0400 Received: from mx1.redhat.com ([209.132.183.28]:52720) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gHF2V-0002LD-RX for qemu-devel@nongnu.org; Mon, 29 Oct 2018 17:25:36 -0400 From: John Snow Date: Mon, 29 Oct 2018 17:25:01 -0400 Message-Id: <20181029212501.5897-20-jsnow@redhat.com> In-Reply-To: <20181029212501.5897-1-jsnow@redhat.com> References: <20181029212501.5897-1-jsnow@redhat.com> Subject: [Qemu-devel] [PULL 19/19] iotests: 169: add cases for source vm resuming List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: jsnow@redhat.com, peter.maydell@linaro.org, Vladimir Sementsov-Ogievskiy From: Vladimir Sementsov-Ogievskiy Test that we can resume source vm after [failed] migration, and bitmaps are ok. Signed-off-by: Vladimir Sementsov-Ogievskiy Signed-off-by: John Snow --- tests/qemu-iotests/169 | 60 +++++++++++++++++++++++++++++++++++++++++++++- tests/qemu-iotests/169.out | 4 ++-- 2 files changed, 61 insertions(+), 3 deletions(-) diff --git a/tests/qemu-iotests/169 b/tests/qemu-iotests/169 index 8b7947d650..69850c4c67 100755 --- a/tests/qemu-iotests/169 +++ b/tests/qemu-iotests/169 @@ -77,6 +77,58 @@ class TestDirtyBitmapMigration(iotests.QMPTestCase): self.assert_qmp(result, 'error/desc', "Dirty bitmap 'bitmap0' not found"); + def do_test_migration_resume_source(self, persistent, migrate_bitmaps): + granularity = 512 + + # regions = ((start, count), ...) + regions = ((0, 0x10000), + (0xf0000, 0x10000), + (0xa0201, 0x1000)) + + mig_caps = [{'capability': 'events', 'state': True}] + if migrate_bitmaps: + mig_caps.append({'capability': 'dirty-bitmaps', 'state': True}) + + result = self.vm_a.qmp('migrate-set-capabilities', + capabilities=mig_caps) + self.assert_qmp(result, 'return', {}) + + self.add_bitmap(self.vm_a, granularity, persistent) + for r in regions: + self.vm_a.hmp_qemu_io('drive0', 'write %d %d' % r) + sha256 = self.get_bitmap_hash(self.vm_a) + + result = self.vm_a.qmp('migrate', uri=mig_cmd) + while True: + event = self.vm_a.event_wait('MIGRATION') + if event['data']['status'] == 'completed': + break + + # test that bitmap is still here + removed = (not migrate_bitmaps) and persistent + self.check_bitmap(self.vm_a, False if removed else sha256) + + self.vm_a.qmp('cont') + + # test that bitmap is still here after invalidation + self.check_bitmap(self.vm_a, sha256) + + # shutdown and check that invalidation didn't fail + self.vm_a.shutdown() + + # catch 'Could not reopen qcow2 layer: Bitmap already exists' + # possible error + log = self.vm_a.get_log() + log = re.sub(r'^\[I \d+\.\d+\] OPENED\n', '', log) + log = re.sub(r'^(wrote .* bytes at offset .*\n.*KiB.*ops.*sec.*\n){3}', + '', log) + log = re.sub(r'\[I \+\d+\.\d+\] CLOSED\n?$', '', log) + self.assertEqual(log, '') + + # test that bitmap is still persistent + self.vm_a.launch() + self.check_bitmap(self.vm_a, sha256 if persistent else False) + def do_test_migration(self, persistent, migrate_bitmaps, online, shared_storage): granularity = 512 @@ -152,7 +204,7 @@ class TestDirtyBitmapMigration(iotests.QMPTestCase): def inject_test_case(klass, name, method, *args, **kwargs): mc = operator.methodcaller(method, *args, **kwargs) - setattr(klass, 'test_' + name, new.instancemethod(mc, None, klass)) + setattr(klass, 'test_' + method + name, new.instancemethod(mc, None, klass)) for cmb in list(itertools.product((True, False), repeat=4)): name = ('_' if cmb[0] else '_not_') + 'persistent_' @@ -163,6 +215,12 @@ for cmb in list(itertools.product((True, False), repeat=4)): inject_test_case(TestDirtyBitmapMigration, name, 'do_test_migration', *list(cmb)) +for cmb in list(itertools.product((True, False), repeat=2)): + name = ('_' if cmb[0] else '_not_') + 'persistent_' + name += ('_' if cmb[1] else '_not_') + 'migbitmap' + + inject_test_case(TestDirtyBitmapMigration, name, + 'do_test_migration_resume_source', *list(cmb)) if __name__ == '__main__': iotests.main(supported_fmts=['qcow2']) diff --git a/tests/qemu-iotests/169.out b/tests/qemu-iotests/169.out index b6f257674e..3a89159833 100644 --- a/tests/qemu-iotests/169.out +++ b/tests/qemu-iotests/169.out @@ -1,5 +1,5 @@ -................ +.................... ---------------------------------------------------------------------- -Ran 16 tests +Ran 20 tests OK -- 2.14.5