diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/qemu-iotests/124 | 54 | ||||
| -rw-r--r-- | tests/qemu-iotests/124.out | 4 |
2 files changed, 56 insertions, 2 deletions
diff --git a/tests/qemu-iotests/124 b/tests/qemu-iotests/124 index 9ccd11809f..9c1977ea82 100644 --- a/tests/qemu-iotests/124 +++ b/tests/qemu-iotests/124 @@ -36,6 +36,23 @@ def try_remove(img): pass +def transaction_action(action, **kwargs): + return { + 'type': action, + 'data': kwargs + } + + +def transaction_bitmap_clear(node, name, **kwargs): + return transaction_action('block-dirty-bitmap-clear', + node=node, name=name, **kwargs) + + +def transaction_drive_backup(device, target, **kwargs): + return transaction_action('drive-backup', device=device, target=target, + **kwargs) + + class Bitmap: def __init__(self, name, drive): self.name = name @@ -264,6 +281,43 @@ class TestIncrementalBackup(iotests.QMPTestCase): return self.do_incremental_simple(granularity=131072) + def test_incremental_transaction(self): + '''Test: Verify backups made from transactionally created bitmaps. + + Create a bitmap "before" VM execution begins, then create a second + bitmap AFTER writes have already occurred. Use transactions to create + a full backup and synchronize both bitmaps to this backup. + Create an incremental backup through both bitmaps and verify that + both backups match the current drive0 image. + ''' + + drive0 = self.drives[0] + bitmap0 = self.add_bitmap('bitmap0', drive0) + self.hmp_io_writes(drive0['id'], (('0xab', 0, 512), + ('0xfe', '16M', '256k'), + ('0x64', '32736k', '64k'))) + bitmap1 = self.add_bitmap('bitmap1', drive0) + + result = self.vm.qmp('transaction', actions=[ + transaction_bitmap_clear(bitmap0.drive['id'], bitmap0.name), + transaction_bitmap_clear(bitmap1.drive['id'], bitmap1.name), + transaction_drive_backup(drive0['id'], drive0['backup'], + sync='full', format=drive0['fmt']) + ]) + self.assert_qmp(result, 'return', {}) + self.wait_until_completed(drive0['id']) + self.files.append(drive0['backup']) + + self.hmp_io_writes(drive0['id'], (('0x9a', 0, 512), + ('0x55', '8M', '352k'), + ('0x78', '15872k', '1M'))) + # Both bitmaps should be correctly in sync. + self.create_incremental(bitmap0) + self.create_incremental(bitmap1) + self.vm.shutdown() + self.check_backups() + + def test_incremental_failure(self): '''Test: Verify backups made after a failure are correct. diff --git a/tests/qemu-iotests/124.out b/tests/qemu-iotests/124.out index 2f7d3902f2..594c16f49f 100644 --- a/tests/qemu-iotests/124.out +++ b/tests/qemu-iotests/124.out @@ -1,5 +1,5 @@ -....... +........ ---------------------------------------------------------------------- -Ran 7 tests +Ran 8 tests OK |