Python Postgresql.wait_for_startup方法代码示例

本文整理汇总了Python中patroni.postgresql.Postgresql.wait_for_startup方法的典型用法代码示例。如果您正苦于以下问题：Python Postgresql.wait_for_startup方法的具体用法？Python Postgresql.wait_for_startup怎么用？Python Postgresql.wait_for_startup使用的例子？那么, 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类patroni.postgresql.Postgresql的用法示例。

在下文中一共展示了Postgresql.wait_for_startup方法的2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 wait_for_startup [as 别名]
class TestPostgresql(unittest.TestCase):
    _PARAMETERS = {'wal_level': 'hot_standby', 'max_replication_slots': 5, 'f.oo': 'bar',
                   'search_path': 'public', 'hot_standby': 'on', 'max_wal_senders': 5,
                   'wal_keep_segments': 8, 'wal_log_hints': 'on', 'max_locks_per_transaction': 64,
                   'max_worker_processes': 8, 'max_connections': 100, 'max_prepared_transactions': 0,
                   'track_commit_timestamp': 'off', 'unix_socket_directories': '/tmp'}

    @patch('subprocess.call', Mock(return_value=0))
    @patch('psycopg2.connect', psycopg2_connect)
    @patch('os.rename', Mock())
    @patch.object(Postgresql, 'get_major_version', Mock(return_value=90600))
    @patch.object(Postgresql, 'is_running', Mock(return_value=True))
    def setUp(self):
        self.data_dir = 'data/test0'
        self.config_dir = self.data_dir
        if not os.path.exists(self.data_dir):
            os.makedirs(self.data_dir)
        self.p = Postgresql({'name': 'test0', 'scope': 'batman', 'data_dir': self.data_dir,
                             'config_dir': self.config_dir, 'retry_timeout': 10, 'pgpass': '/tmp/pgpass0',
                             'listen': '127.0.0.2, 127.0.0.3:5432', 'connect_address': '127.0.0.2:5432',
                             'authentication': {'superuser': {'username': 'test', 'password': 'test'},
                                                'replication': {'username': 'replicator', 'password': 'rep-pass'}},
                             'remove_data_directory_on_rewind_failure': True,
                             'use_pg_rewind': True, 'pg_ctl_timeout': 'bla',
                             'parameters': self._PARAMETERS,
                             'recovery_conf': {'foo': 'bar'},
                             'pg_hba': ['host all all 0.0.0.0/0 md5'],
                             'callbacks': {'on_start': 'true', 'on_stop': 'true', 'on_reload': 'true',
                                           'on_restart': 'true', 'on_role_change': 'true'}})
        self.p._callback_executor = Mock()
        self.leadermem = Member(0, 'leader', 28, {'conn_url': 'postgres://replicator:[email protected]:5435/postgres'})
        self.leader = Leader(-1, 28, self.leadermem)
        self.other = Member(0, 'test-1', 28, {'conn_url': 'postgres://replicator:[email protected]:5433/postgres',
                            'tags': {'replicatefrom': 'leader'}})
        self.me = Member(0, 'test0', 28, {'conn_url': 'postgres://replicator:[email protected]:5434/postgres'})

    def tearDown(self):
        shutil.rmtree('data')

    def test_get_initdb_options(self):
        self.assertEquals(self.p.get_initdb_options([{'encoding': 'UTF8'}, 'data-checksums']),
                          ['--encoding=UTF8', '--data-checksums'])
        self.assertRaises(Exception, self.p.get_initdb_options, [{'pgdata': 'bar'}])
        self.assertRaises(Exception, self.p.get_initdb_options, [{'foo': 'bar', 1: 2}])
        self.assertRaises(Exception, self.p.get_initdb_options, [1])

    @patch('os.path.exists', Mock(return_value=True))
    @patch('os.unlink', Mock())
    def test_delete_trigger_file(self):
        self.p.delete_trigger_file()

    @patch('subprocess.Popen')
    @patch.object(Postgresql, 'wait_for_startup')
    @patch.object(Postgresql, 'wait_for_port_open')
    @patch.object(Postgresql, 'is_running')
    def test_start(self, mock_is_running, mock_wait_for_port_open, mock_wait_for_startup, mock_popen):
        mock_is_running.return_value = MockPostmaster()
        mock_wait_for_port_open.return_value = True
        mock_wait_for_startup.return_value = False
        mock_popen.return_value.stdout.readline.return_value = '123'
        self.assertTrue(self.p.start())
        mock_is_running.return_value = None

        mock_postmaster = MockPostmaster()
        with patch.object(PostmasterProcess, 'start', return_value=mock_postmaster):
            pg_conf = os.path.join(self.data_dir, 'postgresql.conf')
            open(pg_conf, 'w').close()
            self.assertFalse(self.p.start(task=CriticalTask()))

            with open(pg_conf) as f:
                lines = f.readlines()
                self.assertTrue("f.oo = 'bar'\n" in lines)

            mock_wait_for_startup.return_value = None
            self.assertFalse(self.p.start(10))
            self.assertIsNone(self.p.start())

            mock_wait_for_port_open.return_value = False
            self.assertFalse(self.p.start())
            task = CriticalTask()
            task.cancel()
            self.assertFalse(self.p.start(task=task))

        self.p.cancel()
        self.assertFalse(self.p.start())

    @patch.object(Postgresql, 'pg_isready')
    @patch('patroni.postgresql.polling_loop', Mock(return_value=range(1)))
    def test_wait_for_port_open(self, mock_pg_isready):
        mock_pg_isready.return_value = STATE_NO_RESPONSE
        mock_postmaster = MockPostmaster(is_running=False)

        # No pid file and postmaster death
        self.assertFalse(self.p.wait_for_port_open(mock_postmaster, 1))

        mock_postmaster.is_running.return_value = True

        # timeout
        self.assertFalse(self.p.wait_for_port_open(mock_postmaster, 1))

#.........这里部分代码省略.........

开发者ID:jberkus，项目名称:patroni，代码行数:103，代码来源:test_postgresql.py

示例2: TestPostgresql

# 需要导入模块: from patroni.postgresql import Postgresql [as 别名]
# 或者: from patroni.postgresql.Postgresql import wait_for_startup [as 别名]
class TestPostgresql(unittest.TestCase):
    _PARAMETERS = {'wal_level': 'hot_standby', 'max_replication_slots': 5, 'f.oo': 'bar',
                   'search_path': 'public', 'hot_standby': 'on', 'max_wal_senders': 5,
                   'wal_keep_segments': 8, 'wal_log_hints': 'on', 'max_locks_per_transaction': 64,
                   'max_worker_processes': 8, 'max_connections': 100, 'max_prepared_transactions': 0,
                   'track_commit_timestamp': 'off'}

    @patch('subprocess.call', Mock(return_value=0))
    @patch('psycopg2.connect', psycopg2_connect)
    @patch('os.rename', Mock())
    @patch.object(Postgresql, 'get_major_version', Mock(return_value=9.6))
    @patch.object(Postgresql, 'is_running', Mock(return_value=True))
    def setUp(self):
        self.data_dir = 'data/test0'
        if not os.path.exists(self.data_dir):
            os.makedirs(self.data_dir)
        self.p = Postgresql({'name': 'test0', 'scope': 'batman', 'data_dir': self.data_dir, 'retry_timeout': 10,
                             'listen': '127.0.0.1, *:5432', 'connect_address': '127.0.0.2:5432',
                             'authentication': {'superuser': {'username': 'test', 'password': 'test'},
                                                'replication': {'username': 'replicator', 'password': 'rep-pass'}},
                             'remove_data_directory_on_rewind_failure': True,
                             'use_pg_rewind': True, 'pg_ctl_timeout': 'bla',
                             'parameters': self._PARAMETERS,
                             'recovery_conf': {'foo': 'bar'},
                             'callbacks': {'on_start': 'true', 'on_stop': 'true',
                                           'on_restart': 'true', 'on_role_change': 'true',
                                           'on_reload': 'true'
                                           },
                             'restore': 'true'})
        self.p._callback_executor = Mock()
        self.leadermem = Member(0, 'leader', 28, {'conn_url': 'postgres://replicator:[email protected]:5435/postgres'})
        self.leader = Leader(-1, 28, self.leadermem)
        self.other = Member(0, 'test-1', 28, {'conn_url': 'postgres://replicator:[email protected]:5433/postgres',
                            'tags': {'replicatefrom': 'leader'}})
        self.me = Member(0, 'test0', 28, {'conn_url': 'postgres://replicator:[email protected]:5434/postgres'})

    def tearDown(self):
        shutil.rmtree('data')

    def test_get_initdb_options(self):
        self.assertEquals(self.p.get_initdb_options([{'encoding': 'UTF8'}, 'data-checksums']),
                          ['--encoding=UTF8', '--data-checksums'])
        self.assertRaises(Exception, self.p.get_initdb_options, [{'pgdata': 'bar'}])
        self.assertRaises(Exception, self.p.get_initdb_options, [{'foo': 'bar', 1: 2}])
        self.assertRaises(Exception, self.p.get_initdb_options, [1])

    @patch('os.path.exists', Mock(return_value=True))
    @patch('os.unlink', Mock())
    def test_delete_trigger_file(self):
        self.p.delete_trigger_file()

    @patch('subprocess.Popen')
    @patch.object(Postgresql, 'wait_for_startup')
    @patch.object(Postgresql, 'wait_for_port_open')
    @patch.object(Postgresql, 'is_running')
    def test_start(self, mock_is_running, mock_wait_for_port_open, mock_wait_for_startup, mock_popen):
        mock_is_running.return_value = True
        mock_wait_for_port_open.return_value = True
        mock_wait_for_startup.return_value = False
        mock_popen.stdout.readline.return_value = '123'
        self.assertTrue(self.p.start())
        mock_is_running.return_value = False
        open(os.path.join(self.data_dir, 'postmaster.pid'), 'w').close()
        pg_conf = os.path.join(self.data_dir, 'postgresql.conf')
        open(pg_conf, 'w').close()
        self.assertFalse(self.p.start())
        with open(pg_conf) as f:
            lines = f.readlines()
            self.assertTrue("f.oo = 'bar'\n" in lines)

        mock_wait_for_startup.return_value = None
        self.assertFalse(self.p.start(10))
        self.assertIsNone(self.p.start())

        mock_wait_for_port_open.return_value = False
        self.assertFalse(self.p.start())

    @patch.object(Postgresql, 'pg_isready')
    @patch.object(Postgresql, 'read_pid_file')
    @patch.object(Postgresql, 'is_pid_running')
    @patch('patroni.postgresql.polling_loop', Mock(return_value=range(1)))
    def test_wait_for_port_open(self, mock_is_pid_running, mock_read_pid_file, mock_pg_isready):
        mock_is_pid_running.return_value = False
        mock_pg_isready.return_value = STATE_NO_RESPONSE

        # No pid file and postmaster death
        mock_read_pid_file.return_value = {}
        self.assertFalse(self.p.wait_for_port_open(42, 100., 1))

        mock_is_pid_running.return_value = True

        # timeout
        mock_read_pid_file.return_value = {'pid', 1}
        self.assertFalse(self.p.wait_for_port_open(42, 100., 1))

        # Garbage pid
        mock_read_pid_file.return_value = {'pid': 'garbage', 'start_time': '101', 'data_dir': '',
                                           'socket_dir': '', 'port': '', 'listen_addr': ''}
        self.assertFalse(self.p.wait_for_port_open(42, 100., 1))

#.........这里部分代码省略.........

开发者ID:zalando，项目名称:patroni，代码行数:103，代码来源:test_postgresql.py

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