Exemplo n.º 1
0
    def test_discover_primary(self):
        # Disable background refresh.
        with client_knobs(heartbeat_frequency=999999):
            c = MockClient(
                standalones=[],
                members=['a:1', 'b:2', 'c:3'],
                mongoses=[],
                host='b:2',  # Pass a secondary.
                replicaSet='rs')

            wait_until(lambda: len(c.nodes) == 3, 'connect')
            self.assertEqual(c.address, ('a', 1))

            # Fail over.
            c.kill_host('a:1')
            c.mock_primary = 'b:2'

            c.close()
            self.assertEqual(0, len(c.nodes))

            t = c._get_topology()
            t.select_servers(writable_server_selector)  # Reconnect.
            self.assertEqual(c.address, ('b', 2))

            # a:1 not longer in nodes.
            self.assertLess(len(c.nodes), 3)

            # c:3 is rediscovered.
            t.select_server_by_address(('c', 3))
Exemplo n.º 2
0
    def test_discover_primary(self):
        # Disable background refresh.
        with client_knobs(heartbeat_frequency=999999):
            c = MockClient(
                standalones=[],
                members=['a:1', 'b:2', 'c:3'],
                mongoses=[],
                host='b:2',  # Pass a secondary.
                replicaSet='rs')

            wait_until(lambda: len(c.nodes) == 3, 'connect')
            self.assertEqual(c.address, ('a', 1))

            # Fail over.
            c.kill_host('a:1')
            c.mock_primary = 'b:2'

            c.close()
            self.assertEqual(0, len(c.nodes))

            t = c._get_topology()
            t.select_servers(writable_server_selector)  # Reconnect.
            self.assertEqual(c.address, ('b', 2))

            # a:1 not longer in nodes.
            self.assertLess(len(c.nodes), 3)

            # c:3 is rediscovered.
            t.select_server_by_address(('c', 3))
Exemplo n.º 3
0
    def test_discover_primary(self):
        # Disable background refresh.
        with client_knobs(heartbeat_frequency=999999):
            c = MockClient(
                standalones=[],
                members=["a:1", "b:2", "c:3"],
                mongoses=[],
                host="b:2",  # Pass a secondary.
                replicaSet="rs",
            )

            wait_until(lambda: len(c.nodes) == 3, "connect")
            self.assertEqual(c.address, ("a", 1))

            # Fail over.
            c.kill_host("a:1")
            c.mock_primary = "b:2"

            c.close()
            self.assertEqual(0, len(c.nodes))

            t = c._get_topology()
            t.select_servers(writable_server_selector)  # Reconnect.
            self.assertEqual(c.address, ("b", 2))

            # a:1 not longer in nodes.
            self.assertLess(len(c.nodes), 3)

            # c:3 is rediscovered.
            t.select_server_by_address(("c", 3))
Exemplo n.º 4
0
    def test_max_write_batch_size(self):
        c = MockClient(standalones=[],
                       members=['a:1', 'b:2'],
                       mongoses=[],
                       host='a:1',
                       replicaSet='rs',
                       connect=False)

        c.set_max_write_batch_size('a:1', 1)
        c.set_max_write_batch_size('b:2', 2)

        # Uses primary's max batch size.
        self.assertEqual(c.max_write_batch_size, 1)

        # b becomes primary.
        c.mock_primary = 'b:2'
        wait_until(lambda: c.max_write_batch_size == 2,
                   'update max_write_batch_size')
    def test_max_write_batch_size(self):
        c = MockClient(
            standalones=[],
            members=['a:1', 'b:2'],
            mongoses=[],
            host='a:1',
            replicaSet='rs',
            connect=False)

        c.set_max_write_batch_size('a:1', 1)
        c.set_max_write_batch_size('b:2', 2)

        # Uses primary's max batch size.
        self.assertEqual(c.max_write_batch_size, 1)

        # b becomes primary.
        c.mock_primary = 'b:2'
        wait_until(lambda: c.max_write_batch_size == 2,
                   'update max_write_batch_size')
    def test_discover_primary(self):
        c = MockClient(
            standalones=[],
            members=['a:1', 'b:2', 'c:3'],
            mongoses=[],
            host='b:2',  # Pass a secondary.
            replicaSet='rs')

        self.assertEqual(('a', 1), c.address)
        self.assertEqual(3, len(c.nodes))

        # Fail over.
        c.kill_host('a:1')
        c.mock_primary = 'b:2'

        # Force reconnect.
        c.close()
        c.db.collection.find_one()
        self.assertEqual(('b', 2), c.address)

        # a:1 is still in nodes.
        self.assertEqual(3, len(c.nodes))
Exemplo n.º 7
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    def test_discover_primary(self):
        c = MockClient(
            standalones=[],
            members=['a:1', 'b:2', 'c:3'],
            mongoses=[],
            host='b:2',  # Pass a secondary.
            replicaSet='rs')

        self.assertEqual('a', c.host)
        self.assertEqual(1, c.port)
        self.assertEqual(3, len(c.nodes))

        # Fail over.
        c.kill_host('a:1')
        c.mock_primary = 'b:2'

        # Force reconnect.
        c.disconnect()
        c.db.collection.find_one()
        self.assertEqual('b', c.host)
        self.assertEqual(2, c.port)

        # a:1 is still in nodes.
        self.assertEqual(3, len(c.nodes))
    def test_max_wire_version(self):
        c = MockClient(
            standalones=[],
            members=['a:1', 'b:2', 'c:3'],
            mongoses=[],
            host='b:2',  # Pass a secondary.
            replicaSet='rs',
            _connect=False)

        c.set_max_write_batch_size('a:1', 1)
        c.set_max_write_batch_size('b:2', 2)

        # Starts with default max batch size.
        self.assertEqual(1000, c.max_write_batch_size)
        c.db.collection.find_one()  # Connect.
        # Uses primary's max batch size.
        self.assertEqual(c.max_write_batch_size, 1)

        # b becomes primary.
        c.mock_primary = 'b:2'
        c.close()
        self.assertEqual(1000, c.max_write_batch_size)
        c.db.collection.find_one()  # Connect.
        self.assertEqual(c.max_write_batch_size, 2)
Exemplo n.º 9
0
    def test_max_wire_version(self):
        c = MockClient(
            standalones=[],
            members=['a:1', 'b:2', 'c:3'],
            mongoses=[],
            host='b:2',  # Pass a secondary.
            replicaSet='rs',
            _connect=False)

        c.set_max_write_batch_size('a:1', 1)
        c.set_max_write_batch_size('b:2', 2)

        # Starts with default max batch size.
        self.assertEqual(1000, c.max_write_batch_size)
        c.db.collection.find_one()  # Connect.
        # Uses primary's max batch size.
        self.assertEqual(c.max_write_batch_size, 1)

        # b becomes primary.
        c.mock_primary = 'b:2'
        c.disconnect()
        self.assertEqual(1000, c.max_write_batch_size)
        c.db.collection.find_one()  # Connect.
        self.assertEqual(c.max_write_batch_size, 2)