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Python Postgresql.basebackup方法代码示例

本文整理汇总了Python中patroni.postgresql.Postgresql.basebackup方法的典型用法代码示例。如果您正苦于以下问题:Python Postgresql.basebackup方法的具体用法?Python Postgresql.basebackup怎么用?Python Postgresql.basebackup使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在patroni.postgresql.Postgresql的用法示例。


在下文中一共展示了Postgresql.basebackup方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: TestPostgresql

# 需要导入模块: from patroni.postgresql import Postgresql [as 别名]
# 或者: from patroni.postgresql.Postgresql import basebackup [as 别名]

#.........这里部分代码省略.........
            self.p.rewind(self.leader)
            with patch.object(Postgresql, 'check_leader_is_not_in_recovery', Mock(return_value=False)):
                self.p.rewind(self.leader)
            self.p.config['remove_data_directory_on_rewind_failure'] = False
            self.p.trigger_check_diverged_lsn()
            self.p.rewind(self.leader)
        with patch.object(Postgresql, 'is_running', Mock(return_value=True)):
            self.p.rewind(self.leader)
            self.p.is_leader = Mock(return_value=False)
            self.p.rewind(self.leader)

    @patch.object(Postgresql, 'is_running', Mock(return_value=False))
    @patch.object(Postgresql, 'start', Mock())
    def test_follow(self):
        self.p.follow(None)

    @patch('subprocess.check_output', Mock(return_value=0, side_effect=pg_controldata_string))
    def test_can_rewind(self):
        with patch('subprocess.call', MagicMock(return_value=1)):
            self.assertFalse(self.p.can_rewind)
        with patch('subprocess.call', side_effect=OSError):
            self.assertFalse(self.p.can_rewind)
        with patch.object(Postgresql, 'controldata', Mock(return_value={'wal_log_hints setting': 'on'})):
            self.assertTrue(self.p.can_rewind)
        self.p.config['use_pg_rewind'] = False
        self.assertFalse(self.p.can_rewind)

    @patch('time.sleep', Mock())
    @patch.object(Postgresql, 'cancellable_subprocess_call')
    @patch.object(Postgresql, 'remove_data_directory', Mock(return_value=True))
    def test_create_replica(self, mock_cancellable_subprocess_call):
        self.p.delete_trigger_file = Mock(side_effect=OSError)

        self.p.config['create_replica_method'] = ['wale', 'basebackup']
        self.p.config['wale'] = {'command': 'foo'}
        mock_cancellable_subprocess_call.return_value = 0
        self.assertEquals(self.p.create_replica(self.leader), 0)
        del self.p.config['wale']
        self.assertEquals(self.p.create_replica(self.leader), 0)

        mock_cancellable_subprocess_call.return_value = 1
        self.assertEquals(self.p.create_replica(self.leader), 1)

        mock_cancellable_subprocess_call.side_effect = Exception('foo')
        self.assertEquals(self.p.create_replica(self.leader), 1)

        mock_cancellable_subprocess_call.side_effect = [1, 0]
        self.assertEquals(self.p.create_replica(self.leader), 0)

        mock_cancellable_subprocess_call.side_effect = [Exception(), 0]
        self.assertEquals(self.p.create_replica(self.leader), 0)

        self.p.cancel()
        self.assertEquals(self.p.create_replica(self.leader), 1)

    def test_basebackup(self):
        self.p.cancel()
        self.p.basebackup(None, None)

    @patch.object(Postgresql, 'is_running', Mock(return_value=True))
    def test_sync_replication_slots(self):
        self.p.start()
        cluster = Cluster(True, None, self.leader, 0, [self.me, self.other, self.leadermem], None, None, None)
        with mock.patch('patroni.postgresql.Postgresql._query', Mock(side_effect=psycopg2.OperationalError)):
            self.p.sync_replication_slots(cluster)
        self.p.sync_replication_slots(cluster)
开发者ID:jberkus,项目名称:patroni,代码行数:70,代码来源:test_postgresql.py


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