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+#!/usr/bin/env python
+#
+# Tests for incremental drive-backup
+#
+# Copyright (C) 2015 John Snow for Red Hat, Inc.
+#
+# Based on 056.
+#
+# 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
+
+
+def io_write_patterns(img, patterns):
+ for pattern in patterns:
+ iotests.qemu_io('-c', 'write -P%s %s %s' % pattern, img)
+
+
+class TestIncrementalBackup(iotests.QMPTestCase):
+ def setUp(self):
+ self.bitmaps = list()
+ self.files = list()
+ self.vm = iotests.VM()
+ self.test_img = os.path.join(iotests.test_dir, 'base.img')
+ self.full_bak = os.path.join(iotests.test_dir, 'backup.img')
+ self.foo_img = os.path.join(iotests.test_dir, 'foo.bar')
+ self.img_create(self.test_img, iotests.imgfmt)
+ self.vm.add_drive(self.test_img)
+ # Create a base image with a distinctive patterning
+ io_write_patterns(self.test_img, (('0x41', 0, 512),
+ ('0xd5', '1M', '32k'),
+ ('0xdc', '32M', '124k')))
+ self.vm.launch()
+
+
+ def img_create(self, img, fmt=iotests.imgfmt, size='64M',
+ parent=None, parentFormat=None):
+ plist = list()
+ if parent:
+ if parentFormat is None:
+ parentFormat = fmt
+ iotests.qemu_img('create', '-f', fmt, img, size,
+ '-b', parent, '-F', parentFormat)
+ else:
+ iotests.qemu_img('create', '-f', fmt, img, size)
+ self.files.append(img)
+
+ def test_sync_dirty_bitmap_missing(self):
+ self.assert_no_active_block_jobs()
+ self.files.append(self.foo_img)
+ result = self.vm.qmp('drive-backup', device='drive0',
+ sync='dirty-bitmap', format=iotests.imgfmt,
+ target=self.foo_img)
+ self.assert_qmp(result, 'error/class', 'GenericError')
+
+
+ def test_sync_dirty_bitmap_not_found(self):
+ self.assert_no_active_block_jobs()
+ self.files.append(self.foo_img)
+ result = self.vm.qmp('drive-backup', device='drive0',
+ sync='dirty-bitmap', bitmap='unknown',
+ format=iotests.imgfmt, target=self.foo_img)
+ self.assert_qmp(result, 'error/class', 'GenericError')
+
+
+ def tearDown(self):
+ self.vm.shutdown()
+ for filename in self.files:
+ try:
+ os.remove(filename)
+ except OSError:
+ pass
+
+
+if __name__ == '__main__':
+ iotests.main(supported_fmts=['qcow2'])
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@@ -0,0 +1,5 @@
+..
+----------------------------------------------------------------------
+Ran 2 tests
+
+OK
@@ -121,4 +121,5 @@
114 rw auto quick
116 rw auto quick
123 rw auto quick
+124 rw auto backing
128 rw auto quick