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[Qemu-devel] [PATCH v12 15/17] iotests: add transactional incremental ba
From: |
John Snow |
Subject: |
[Qemu-devel] [PATCH v12 15/17] iotests: add transactional incremental backup test |
Date: |
Mon, 9 Feb 2015 20:35:15 -0500 |
Signed-off-by: John Snow <address@hidden>
---
tests/qemu-iotests/112 | 45 +++++++++++++++++++++++++++++++++++++++++++++
tests/qemu-iotests/112.out | 4 ++--
2 files changed, 47 insertions(+), 2 deletions(-)
diff --git a/tests/qemu-iotests/112 b/tests/qemu-iotests/112
index 31431ad..7d1a6ec 100644
--- a/tests/qemu-iotests/112
+++ b/tests/qemu-iotests/112
@@ -176,6 +176,51 @@ class TestIncrementalBackup(iotests.QMPTestCase):
return True
+ # Create a bitmap and full backup *after* VM execution begins.
+ # Use transactions to accomplish a bitmap re-sync, then create
+ # an incremental backup.
+ def test_incremental_transaction(self):
+ bitmap0 = self.add_bitmap('bitmap0', 'drive0')
+ self.vm.hmp('c')
+ self.hmp_io_writes('drive0', (('0xab', 0, 512),
+ ('0xfe', '16M', '256k'),
+ ('0x64', '32736k', '64k')))
+ bitmap1 = self.add_bitmap('bitmap1', 'drive0')
+
+ result = self.vm.qmp('transaction', actions=[
+ {
+ 'type': 'block-dirty-bitmap-clear',
+ 'data': { 'node': 'drive0',
+ 'name': 'bitmap0' },
+ },
+ {
+ 'type': 'block-dirty-bitmap-clear',
+ 'data': { 'node': 'drive0',
+ 'name': 'bitmap1' },
+ },
+ {
+ 'type': 'drive-backup',
+ 'data': { 'device': 'drive0',
+ 'sync': 'full',
+ 'format': iotests.imgfmt,
+ 'target': self.full_bak },
+ }
+ ])
+ self.assert_qmp(result, 'return', {})
+ self.wait_until_completed()
+ self.files.append(self.full_bak)
+ self.check_full_backup()
+
+ self.hmp_io_writes('drive0', (('0x9a', 0, 512),
+ ('0x55', '8M', '352k'),
+ ('0x78', '15872k', '1M')))
+ # Both bitmaps should be in sync and create fully valid
+ # incremental backups
+ res1 = self.create_incremental(bitmap0)
+ res2 = self.create_incremental(bitmap1)
+ self.assertTrue(res1 and res2)
+
+
def test_sync_dirty_bitmap_missing(self):
self.assert_no_active_block_jobs()
self.files.append(self.foo_img)
diff --git a/tests/qemu-iotests/112.out b/tests/qemu-iotests/112.out
index 8d7e996..89968f3 100644
--- a/tests/qemu-iotests/112.out
+++ b/tests/qemu-iotests/112.out
@@ -1,5 +1,5 @@
-...
+....
----------------------------------------------------------------------
-Ran 3 tests
+Ran 4 tests
OK
--
1.9.3
- Re: [Qemu-devel] [PATCH v12 09/17] qapi: Add transaction support to block-dirty-bitmap operations, (continued)
- [Qemu-devel] [PATCH v12 10/17] qmp: Add dirty bitmap status fields in query-block, John Snow, 2015/02/09
- [Qemu-devel] [PATCH v12 11/17] block: add BdrvDirtyBitmap documentation, John Snow, 2015/02/09
- [Qemu-devel] [PATCH v12 12/17] block: Ensure consistent bitmap function prototypes, John Snow, 2015/02/09
- [Qemu-devel] [PATCH v12 13/17] iotests: add invalid input incremental backup tests, John Snow, 2015/02/09
- [Qemu-devel] [PATCH v12 15/17] iotests: add transactional incremental backup test,
John Snow <=
- [Qemu-devel] [PATCH v12 14/17] iotests: add simple incremental backup case, John Snow, 2015/02/09
- [Qemu-devel] [PATCH v12 16/17] blkdebug: fix "once" rule, John Snow, 2015/02/09
- [Qemu-devel] [PATCH v12 17/17] iotests: add incremental backup failure recovery test, John Snow, 2015/02/09