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[Qemu-block] [PATCH for-2.11 2/2] iotests: test clearing unknown autocle
From: |
Kevin Wolf |
Subject: |
[Qemu-block] [PATCH for-2.11 2/2] iotests: test clearing unknown autoclear_features by qcow2 |
Date: |
Fri, 17 Nov 2017 16:47:39 +0100 |
From: Vladimir Sementsov-Ogievskiy <address@hidden>
Test clearing unknown autoclear_features by qcow2 on incoming
migration.
[ kwolf: Fixed wait for destination VM startup ]
Signed-off-by: Vladimir Sementsov-Ogievskiy <address@hidden>
Signed-off-by: Kevin Wolf <address@hidden>
---
tests/qemu-iotests/196 | 66 ++++++++++++++++++++++++++++++++++++++++++++++
tests/qemu-iotests/196.out | 5 ++++
tests/qemu-iotests/group | 1 +
3 files changed, 72 insertions(+)
create mode 100755 tests/qemu-iotests/196
create mode 100644 tests/qemu-iotests/196.out
diff --git a/tests/qemu-iotests/196 b/tests/qemu-iotests/196
new file mode 100755
index 0000000000..4116ebc92b
--- /dev/null
+++ b/tests/qemu-iotests/196
@@ -0,0 +1,66 @@
+#!/usr/bin/env python
+#
+# Test clearing unknown autoclear_features flag by qcow2 after
+# migration. This test mimics migration to older qemu.
+#
+# Copyright (c) 2017 Parallels International GmbH
+#
+# 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 <http://www.gnu.org/licenses/>.
+#
+
+import os
+import iotests
+from iotests import qemu_img
+
+disk = os.path.join(iotests.test_dir, 'disk')
+migfile = os.path.join(iotests.test_dir, 'migfile')
+
+class TestInvalidateAutoclear(iotests.QMPTestCase):
+
+ def tearDown(self):
+ self.vm_a.shutdown()
+ self.vm_b.shutdown()
+ os.remove(disk)
+ os.remove(migfile)
+
+ def setUp(self):
+ qemu_img('create', '-f', iotests.imgfmt, disk, '1M')
+
+ self.vm_a = iotests.VM(path_suffix='a').add_drive(disk)
+ self.vm_a.launch()
+
+ self.vm_b = iotests.VM(path_suffix='b').add_drive(disk)
+ self.vm_b.add_incoming("exec: cat '" + migfile + "'")
+
+ def test_migration(self):
+ result = self.vm_a.qmp('migrate', uri='exec:cat>' + migfile)
+ self.assert_qmp(result, 'return', {});
+ self.assertNotEqual(self.vm_a.event_wait("STOP"), None)
+
+ with open(disk, 'r+b') as f:
+ f.seek(88) # first byte of autoclear_features field
+ f.write(b'\xff')
+
+ self.vm_b.launch()
+ while True:
+ result = self.vm_b.qmp('query-status')
+ if result['return']['status'] == 'running':
+ break
+
+ with open(disk, 'rb') as f:
+ f.seek(88)
+ self.assertEqual(f.read(1), b'\x00')
+
+if __name__ == '__main__':
+ iotests.main(supported_fmts=['qcow2'])
diff --git a/tests/qemu-iotests/196.out b/tests/qemu-iotests/196.out
new file mode 100644
index 0000000000..ae1213e6f8
--- /dev/null
+++ b/tests/qemu-iotests/196.out
@@ -0,0 +1,5 @@
+.
+----------------------------------------------------------------------
+Ran 1 tests
+
+OK
diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
index 83b839bbe3..1fad602152 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -193,5 +193,6 @@
192 rw auto quick
194 rw auto migration quick
195 rw auto quick
+196 rw auto quick
197 rw auto quick
198 rw auto
--
2.13.6