Exemple #1
0
    def test_build_circuit_not_timedout(self):
        class FakeRouter:
            def __init__(self, i):
                self.id_hex = i
                self.flags = []

        path = []
        for x in range(3):
            path.append(FakeRouter("$%040d" % x))
        path[0].flags = ['guard']

        timeout = 10
        clock = task.Clock()
        d = build_timeout_circuit(self.state, clock, path, timeout, using_guards=True)
        d.addCallback(self.circuit_callback)

        self.assertEqual(self.transport.value(), 'EXTENDCIRCUIT 0 0000000000000000000000000000000000000000,0000000000000000000000000000000000000001,0000000000000000000000000000000000000002\r\n')
        self.send('250 EXTENDED 1234')
        # we can't just .send('650 CIRC 1234 BUILT') this because we
        # didn't fully hook up the protocol to the state, e.g. via
        # post_bootstrap etc.
        self.state.circuits[1234].update(['1234', 'BUILT'])
        # should have gotten a warning about this not being an entry
        # guard
        self.assertEqual(len(self.flushWarnings()), 1)
        return d
Exemple #2
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    def test_build_circuit_timeout_after_progress(self):
        """
        Similar to above but we timeout after Tor has ack'd our
        circuit-creation attempt, but before reaching BUILT.
        """
        class FakeRouter:
            def __init__(self, i):
                self.id_hex = i
                self.flags = []

        class FakeCircuit(Circuit):
            def close(self):
                return defer.succeed(None)

        path = []
        for x in range(3):
            path.append(FakeRouter("$%040d" % x))

        def fake_queue(cmd):
            self.assertTrue(cmd.startswith('EXTENDCIRCUIT 0'))
            return defer.succeed("EXTENDED 1234")

        queue_command = patch.object(self.protocol, 'queue_command', fake_queue)
        circuit_factory = patch.object(self.state, 'circuit_factory', FakeCircuit)
        with queue_command, circuit_factory:
            timeout = 10
            clock = task.Clock()

            d = build_timeout_circuit(self.state, clock, path, timeout, using_guards=False)
            clock.advance(timeout + 1)

            def check_for_timeout_error(f):
                self.assertTrue(isinstance(f.type(), CircuitBuildTimedOutError))
            d.addErrback(check_for_timeout_error)
        return d
Exemple #3
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    def test_build_circuit_timedout(self):
        class FakeRouter:
            def __init__(self, i):
                self.id_hex = i
                self.flags = []

        path = []
        for x in range(3):
            path.append(FakeRouter("$%040d" % x))
        # can't just check flags for guard status, need to know if
        # it's in the running Tor's notion of Entry Guards
        path[0].flags = ['guard']

        # FIXME TODO we should verify we get a circuit_new event for
        # this circuit
        timeout = 10
        clock = task.Clock()

        d = build_timeout_circuit(self.state, clock, path, timeout, using_guards=False)
        clock.advance(10)

        def check_for_timeout_error(f):
            self.assertTrue(isinstance(f.type(), CircuitBuildTimedOutError))
        d.addErrback(check_for_timeout_error)
        return d
Exemple #4
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    def test_build_circuit_not_timedout(self):
        class FakeRouter:
            def __init__(self, i):
                self.id_hex = i
                self.flags = []

        path = []
        for x in range(3):
            path.append(FakeRouter("$%040d" % x))
        path[0].flags = ['guard']

        timeout = 10
        clock = task.Clock()
        d = build_timeout_circuit(self.state,
                                  clock,
                                  path,
                                  timeout,
                                  using_guards=True)
        d.addCallback(self.circuit_callback)

        self.assertEqual(
            self.transport.value(),
            'EXTENDCIRCUIT 0 0000000000000000000000000000000000000000,0000000000000000000000000000000000000001,0000000000000000000000000000000000000002\r\n'
        )
        self.send('250 EXTENDED 1234')
        # we can't just .send('650 CIRC 1234 BUILT') this because we
        # didn't fully hook up the protocol to the state, e.g. via
        # post_bootstrap etc.
        self.state.circuits[1234].update(['1234', 'BUILT'])
        # should have gotten a warning about this not being an entry
        # guard
        self.assertEqual(len(self.flushWarnings()), 1)
        return d
Exemple #5
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    def test_build_circuit_timedout(self):
        class FakeRouter:
            def __init__(self, i):
                self.id_hex = i
                self.flags = []

        path = []
        for x in range(3):
            path.append(FakeRouter("$%040d" % x))
        # can't just check flags for guard status, need to know if
        # it's in the running Tor's notion of Entry Guards
        path[0].flags = ['guard']

        # FIXME TODO we should verify we get a circuit_new event for
        # this circuit
        timeout = 10
        clock = task.Clock()

        d = build_timeout_circuit(self.state,
                                  clock,
                                  path,
                                  timeout,
                                  using_guards=True)
        clock.advance(10)

        def check_for_timeout_error(f):
            self.assertTrue(isinstance(f.type(), CircuitBuildTimedOutError))

        d.addErrback(check_for_timeout_error)
        return d
Exemple #6
0
    def test_build_circuit_timeout_after_progress(self):
        """
        Similar to above but we timeout after Tor has ack'd our
        circuit-creation attempt, but before reaching BUILT.
        """
        class FakeRouter:
            def __init__(self, i):
                self.id_hex = i
                self.flags = []

        class FakeCircuit(Circuit):
            def close(self):
                return defer.succeed(None)

        path = []
        for x in range(3):
            path.append(FakeRouter("$%040d" % x))

        def fake_queue(cmd):
            self.assertTrue(cmd.startswith('EXTENDCIRCUIT 0'))
            return defer.succeed("EXTENDED 1234")

        queue_command = patch.object(self.protocol, 'queue_command',
                                     fake_queue)
        circuit_factory = patch.object(self.state, 'circuit_factory',
                                       FakeCircuit)
        with queue_command, circuit_factory:
            timeout = 10
            clock = task.Clock()

            d = build_timeout_circuit(self.state,
                                      clock,
                                      path,
                                      timeout,
                                      using_guards=False)
            clock.advance(timeout + 1)

            def check_for_timeout_error(f):
                self.assertTrue(isinstance(f.type(),
                                           CircuitBuildTimedOutError))

            d.addErrback(check_for_timeout_error)
        return d