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[PATCH 66/97] iotests: Test incremental backup after truncation
From: |
Michael Roth |
Subject: |
[PATCH 66/97] iotests: Test incremental backup after truncation |
Date: |
Tue, 1 Oct 2019 18:45:45 -0500 |
From: Max Reitz <address@hidden>
Signed-off-by: Max Reitz <address@hidden>
Message-id: address@hidden
Signed-off-by: Max Reitz <address@hidden>
(cherry picked from commit 8a9cb864086269af14bbd13f395472703cf99f8c)
Signed-off-by: Michael Roth <address@hidden>
---
tests/qemu-iotests/124 | 38 ++++++++++++++++++++++++++++++++++----
tests/qemu-iotests/124.out | 4 ++--
2 files changed, 36 insertions(+), 6 deletions(-)
diff --git a/tests/qemu-iotests/124 b/tests/qemu-iotests/124
index 80b356f7bb..3440f54781 100755
--- a/tests/qemu-iotests/124
+++ b/tests/qemu-iotests/124
@@ -212,25 +212,28 @@ class TestIncrementalBackupBase(iotests.QMPTestCase):
return bitmap
- def prepare_backup(self, bitmap=None, parent=None):
+ def prepare_backup(self, bitmap=None, parent=None, **kwargs):
if bitmap is None:
bitmap = self.bitmaps[-1]
if parent is None:
parent, _ = bitmap.last_target()
target, _ = bitmap.new_target()
- self.img_create(target, bitmap.drive['fmt'], parent=parent)
+ self.img_create(target, bitmap.drive['fmt'], parent=parent,
+ **kwargs)
return target
def create_incremental(self, bitmap=None, parent=None,
- parentFormat=None, validate=True):
+ parentFormat=None, validate=True,
+ target=None):
if bitmap is None:
bitmap = self.bitmaps[-1]
if parent is None:
parent, _ = bitmap.last_target()
- target = self.prepare_backup(bitmap, parent)
+ if target is None:
+ target = self.prepare_backup(bitmap, parent)
res = self.do_qmp_backup(job_id=bitmap.drive['id'],
device=bitmap.drive['id'],
sync='incremental', bitmap=bitmap.name,
@@ -572,6 +575,33 @@ class TestIncrementalBackup(TestIncrementalBackupBase):
'bitmap0', self.drives[0],
granularity=64000)
+ def test_growing_before_backup(self):
+ '''
+ Test: Add a bitmap, truncate the image, write past the old
+ end, do a backup.
+
+ Incremental backup should not ignore dirty bits past the old
+ image end.
+ '''
+ self.assert_no_active_block_jobs()
+
+ self.create_anchor_backup()
+
+ self.add_bitmap('bitmap0', self.drives[0])
+
+ res = self.vm.qmp('block_resize', device=self.drives[0]['id'],
+ size=(65 * 1048576))
+ self.assert_qmp(res, 'return', {})
+
+ # Dirty the image past the old end
+ self.vm.hmp_qemu_io(self.drives[0]['id'], 'write 64M 64k')
+
+ target = self.prepare_backup(size='65M')
+ self.create_incremental(target=target)
+
+ self.vm.shutdown()
+ self.check_backups()
+
class TestIncrementalBackupBlkdebug(TestIncrementalBackupBase):
'''Incremental backup tests that utilize a BlkDebug filter on drive0.'''
diff --git a/tests/qemu-iotests/124.out b/tests/qemu-iotests/124.out
index 281b69efea..fa16b5ccef 100644
--- a/tests/qemu-iotests/124.out
+++ b/tests/qemu-iotests/124.out
@@ -1,5 +1,5 @@
-............
+.............
----------------------------------------------------------------------
-Ran 12 tests
+Ran 13 tests
OK
--
2.17.1
- [PATCH 54/97] virtio-balloon: free pbp more aggressively, (continued)
- [PATCH 54/97] virtio-balloon: free pbp more aggressively, Michael Roth, 2019/10/01
- [PATCH 73/97] target/arm: Don't abort on M-profile exception return in linux-user mode, Michael Roth, 2019/10/01
- [PATCH 94/97] slirp: ip_reass: Fix use after free, Michael Roth, 2019/10/01
- [PATCH 83/97] block/create: Do not abort if a block driver is not available, Michael Roth, 2019/10/01
- [PATCH 17/97] block: Drain source node in bdrv_replace_node(), Michael Roth, 2019/10/01
- [PATCH 80/97] iotests: Restrict nbd Python tests to nbd, Michael Roth, 2019/10/01
- [PATCH 90/97] curl: Report only ready sockets, Michael Roth, 2019/10/01
- [PATCH 96/97] hw/core/loader: Fix possible crash in rom_copy(), Michael Roth, 2019/10/01
- [PATCH 97/97] scsi: lsi: exit infinite loop while executing script (CVE-2019-12068), Michael Roth, 2019/10/01
- [PATCH 10/97] spapr/xive: fix EQ page addresses above 64GB, Michael Roth, 2019/10/01
- [PATCH 66/97] iotests: Test incremental backup after truncation,
Michael Roth <=
- [PATCH 64/97] iotests: Test backup job with two guest writes, Michael Roth, 2019/10/01
- [PATCH 68/97] iotests: Test unaligned blocking mirror write, Michael Roth, 2019/10/01
- [PATCH 07/97] cutils: Fix size_to_str() on 32-bit platforms, Michael Roth, 2019/10/01
- [PATCH 72/97] dma-helpers: ensure AIO callback is invoked after cancellation, Michael Roth, 2019/10/01
- [PATCH 62/97] block/backup: refactor: split out backup_calculate_cluster_size, Michael Roth, 2019/10/01
- [PATCH 08/97] Makefile: add nit-picky mode to sphinx-build, Michael Roth, 2019/10/01
- [PATCH 04/97] megasas: fix mapped frame size, Michael Roth, 2019/10/01
- [PATCH 69/97] block/backup: disable copy_range for compressed backup, Michael Roth, 2019/10/01
- [PATCH 59/97] block/backup: move to copy_bitmap with granularity, Michael Roth, 2019/10/01
- [PATCH 88/97] curl: Check completion in curl_multi_do(), Michael Roth, 2019/10/01