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Tue, 01 Oct 2019 23:47:48 +0000 Received: from b01ledav001.gho.pok.ibm.com (b01ledav001.gho.pok.ibm.com [9.57.199.106]) by b01cxnp22036.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id x91NlmTC11076576 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 1 Oct 2019 23:47:48 GMT Received: from b01ledav001.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 0256C2805A; Tue, 1 Oct 2019 23:47:48 +0000 (GMT) Received: from b01ledav001.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id DA63228059; Tue, 1 Oct 2019 23:47:47 +0000 (GMT) Received: from localhost (unknown [9.53.179.213]) by b01ledav001.gho.pok.ibm.com (Postfix) with ESMTP; Tue, 1 Oct 2019 23:47:47 +0000 (GMT) From: Michael Roth To: qemu-devel@nongnu.org Subject: [PATCH 66/97] iotests: Test incremental backup after truncation Date: Tue, 1 Oct 2019 18:45:45 -0500 Message-Id: <20191001234616.7825-67-mdroth@linux.vnet.ibm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191001234616.7825-1-mdroth@linux.vnet.ibm.com> References: <20191001234616.7825-1-mdroth@linux.vnet.ibm.com> X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-10-01_10:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=838 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1908290000 definitions=main-1910010203 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.158.5 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-stable@nongnu.org, Max Reitz Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Max Reitz Signed-off-by: Max Reitz Message-id: 20190805152840.32190-1-mreitz@redhat.com Signed-off-by: Max Reitz (cherry picked from commit 8a9cb864086269af14bbd13f395472703cf99f8c) Signed-off-by: Michael Roth --- 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