test_recvline.py 文件源码

def setUp(self):
        if not ssh:
            raise unittest.SkipTest("Crypto requirements missing, can't run historic recvline tests over ssh")

        u, p = 'testuser', 'testpass'
        rlm = TerminalRealm()
        rlm.userFactory = TestUser
        rlm.chainedProtocolFactory = lambda: insultsServer

        ptl = portal.Portal(
            rlm,
            [checkers.InMemoryUsernamePasswordDatabaseDontUse(**{u: p})])
        sshFactory = ConchFactory(ptl)
        sshFactory.serverProtocol = self.serverProtocol
        sshFactory.startFactory()

        recvlineServer = self.serverProtocol()
        insultsServer = insults.ServerProtocol(lambda: recvlineServer)
        sshServer = sshFactory.buildProtocol(None)
        clientTransport = LoopbackRelay(sshServer)

        recvlineClient = NotifyingExpectableBuffer()
        insultsClient = insults.ClientProtocol(lambda: recvlineClient)
        sshClient = TestTransport(lambda: insultsClient, (), {}, u, p, self.WIDTH, self.HEIGHT)
        serverTransport = LoopbackRelay(sshClient)

        sshClient.makeConnection(clientTransport)
        sshServer.makeConnection(serverTransport)

        self.recvlineClient = recvlineClient
        self.sshClient = sshClient
        self.sshServer = sshServer
        self.clientTransport = clientTransport
        self.serverTransport = serverTransport

        return recvlineClient.onConnection