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https://github.com/postgrespro/pg_probackup.git
synced 2025-02-09 14:33:17 +02:00
tests: test_page_backup_with_lost_wal_segment added
This commit is contained in:
Grigory Smolkin
parent
c7a83af64e
commit
bd9311a98f
@ -660,3 +660,92 @@ class PageBackupTest(ProbackupTest, unittest.TestCase):
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# Clean after yourself
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node.cleanup()
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self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
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def test_page_backup_with_lost_wal_segment(self):
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"""
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make node with archiving
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make archive backup, then generate some wals with pgbench,
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delete latest archived wal segment
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run page backup, expecting error because of missing wal segment
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make sure that backup status is 'ERROR'
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"""
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fname = self.id().split('.')[3]
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node = self.make_simple_node(
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base_dir="{0}/{1}/node".format(module_name, fname),
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initdb_params=['--data-checksums'],
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pg_options={'wal_level': 'replica'}
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)
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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self.init_pb(backup_dir)
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self.add_instance(backup_dir, 'node', node)
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self.set_archiving(backup_dir, 'node', node)
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node.start()
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self.backup_node(backup_dir, 'node', node)
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# make some wals
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node.pgbench_init(scale=3)
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# delete last wal segment
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wals_dir = os.path.join(backup_dir, 'wal', 'node')
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wals = [f for f in os.listdir(wals_dir) if os.path.isfile(os.path.join(
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wals_dir, f)) and not f.endswith('.backup')]
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wals = map(str, wals)
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file = os.path.join(wals_dir, max(wals))
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os.remove(file)
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if self.archive_compress:
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file = file[:-3]
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# Single-thread PAGE backup
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try:
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self.backup_node(
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backup_dir, 'node', node,
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backup_type='page')
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self.assertEqual(
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1, 0,
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"Expecting Error because of wal segment disappearance.\n "
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"Output: {0} \n CMD: {1}".format(
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self.output, self.cmd))
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except ProbackupException as e:
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self.assertTrue(
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'INFO: Wait for LSN' in e.message and
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'in archived WAL segment' in e.message and
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'WARNING: could not read WAL record at' in e.message and
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'ERROR: WAL segment "{0}" is absent\n'.format(
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file) in e.message,
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'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
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repr(e.message), self.cmd))
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self.assertEqual(
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'ERROR',
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self.show_pb(backup_dir, 'node')[1]['status'],
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'Backup {0} should have STATUS "ERROR"')
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# Multi-thread PAGE backup
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try:
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self.backup_node(
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backup_dir, 'node', node,
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backup_type='page', options=["-j", "4"])
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self.assertEqual(
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1, 0,
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"Expecting Error because of wal segment disappearance.\n "
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"Output: {0} \n CMD: {1}".format(
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self.output, self.cmd))
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except ProbackupException as e:
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self.assertTrue(
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'INFO: Wait for LSN' in e.message and
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'in archived WAL segment' in e.message and
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'WARNING: could not read WAL record at' in e.message and
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'ERROR: WAL segment "{0}" is absent\n'.format(
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file) in e.message,
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'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
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repr(e.message), self.cmd))
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self.assertEqual(
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'ERROR',
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self.show_pb(backup_dir, 'node')[1]['status'],
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'Backup {0} should have STATUS "ERROR"')
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# Clean after yourself
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self.del_test_dir(module_name, fname)
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@ -1237,6 +1237,7 @@ class ValidateTest(ProbackupTest, unittest.TestCase):
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self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
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# ToDo: remake test
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def test_validate_wal_lost_segment_2(self):
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"""
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make node with archiving
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@ -1246,7 +1247,8 @@ class ValidateTest(ProbackupTest, unittest.TestCase):
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make sure that backup status is 'ERROR'
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"""
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fname = self.id().split('.')[3]
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node = self.make_simple_node(base_dir="{0}/{1}/node".format(module_name, fname),
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node = self.make_simple_node(
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base_dir="{0}/{1}/node".format(module_name, fname),
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initdb_params=['--data-checksums'],
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pg_options={'wal_level': 'replica'}
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)
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@ -1307,7 +1309,10 @@ class ValidateTest(ProbackupTest, unittest.TestCase):
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# @unittest.skip("skip")
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def test_pgpro702_688(self):
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"""make node without archiving, make stream backup, get Recovery Time, validate to Recovery Time"""
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"""
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make node without archiving, make stream backup,
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get Recovery Time, validate to Recovery Time
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"""
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fname = self.id().split('.')[3]
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node = self.make_simple_node(
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base_dir="{0}/{1}/node".format(module_name, fname),
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@ -1346,7 +1351,10 @@ class ValidateTest(ProbackupTest, unittest.TestCase):
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# @unittest.skip("skip")
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def test_pgpro688(self):
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"""make node with archiving, make backup, get Recovery Time, validate to Recovery Time. Waiting PGPRO-688. RESOLVED"""
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"""
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make node with archiving, make backup, get Recovery Time,
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validate to Recovery Time. Waiting PGPRO-688. RESOLVED
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"""
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fname = self.id().split('.')[3]
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node = self.make_simple_node(
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base_dir="{0}/{1}/node".format(module_name, fname),
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@ -1361,9 +1369,11 @@ class ValidateTest(ProbackupTest, unittest.TestCase):
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node.start()
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backup_id = self.backup_node(backup_dir, 'node', node)
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recovery_time = self.show_pb(backup_dir, 'node', backup_id)['recovery-time']
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recovery_time = self.show_pb(
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backup_dir, 'node', backup_id)['recovery-time']
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self.validate_pb(backup_dir, 'node', options=["--time={0}".format(recovery_time)])
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self.validate_pb(
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backup_dir, 'node', options=["--time={0}".format(recovery_time)])
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# Clean after yourself
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self.del_test_dir(module_name, fname)
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