Python zmqstream.ZMQStream方法代碼示例

# 需要導入模塊: from zmq.eventloop import zmqstream [as 別名]
# 或者: from zmq.eventloop.zmqstream import ZMQStream [as 別名]
def  __init__(self, zmq_context, trade_in_socket, trade_pub = None, reopen=True):
    self.zmq_context      = zmq_context
    self.connection_id    = None
    self.trade_in_socket  = trade_in_socket
    self.is_logged        = False
    self.user_id          = None
    self.reopen           = reopen
    self.trade_pub        = trade_pub

    self.trade_pub_socket = None
    self.trade_pub_socket_stream = None

    if self.trade_pub:
      self.trade_pub_socket = self.zmq_context.socket(zmq.SUB)
      self.trade_pub_socket.connect(self.trade_pub)
      self.trade_pub_socket_stream = ZMQStream(self.trade_pub_socket)
      self.trade_pub_socket_stream.on_recv(self._on_trade_publish) 

# 需要導入模塊: from zmq.eventloop import zmqstream [as 別名]
# 或者: from zmq.eventloop.zmqstream import ZMQStream [as 別名]
def connect(self):
    if not self.trade_pub_socket and self.trade_pub:
      self.trade_pub_socket = self.zmq_context.socket(zmq.SUB)
      self.trade_pub_socket.connect(self.trade_pub)
      self.trade_pub_socket_stream = ZMQStream(self.trade_pub_socket)
      self.trade_pub_socket_stream.on_recv(self._on_trade_publish)

    self.trade_in_socket.send( "OPN," + base64.b32encode(os.urandom(10)))
    response_message = self.trade_in_socket.recv()
    opt_code    = response_message[:3]
    raw_message = response_message[4:]

    if opt_code != 'OPN':
      if opt_code == 'ERR':
        raise TradeClientException( error_message = raw_message )

      raise TradeClientException( error_message = 'Protocol Error: Unknown message opt_code received' )

    self.connection_id = raw_message 

# 需要導入模塊: from zmq.eventloop import zmqstream [as 別名]
# 或者: from zmq.eventloop.zmqstream import ZMQStream [as 別名]
def register(self):
        """send the registration_request"""

        self.log.info("Registering with controller at %s"%self.url)
        ctx = self.context
        connect,maybe_tunnel = self.init_connector()
        reg = ctx.socket(zmq.DEALER)
        reg.setsockopt(zmq.IDENTITY, self.bident)
        connect(reg, self.url)
        self.registrar = zmqstream.ZMQStream(reg, self.loop)


        content = dict(uuid=self.ident)
        self.registrar.on_recv(lambda msg: self.complete_registration(msg, connect, maybe_tunnel))
        # print (self.session.key)
        self.session.send(self.registrar, "registration_request", content=content) 

# 需要導入模塊: from zmq.eventloop import zmqstream [as 別名]
# 或者: from zmq.eventloop.zmqstream import ZMQStream [as 別名]
def __init__(self, queue):
        self.queue = queue
        self.io_loop = IOLoop(make_current=False)
        context = zmq.Context.instance()
        self.pause_socket = context.socket(zmq.REP)
        self.pause_socket_port = self.pause_socket.bind_to_random_port(
            "tcp://127.0.0.1")
        self.status_socket = context.socket(zmq.PULL)
        self.status_socket_port = self.status_socket.bind_to_random_port(
            "tcp://127.0.0.1")

        self.pause_stream = ZMQStream(self.pause_socket, self.io_loop)
        self.status_stream = ZMQStream(self.status_socket, self.io_loop)

        self.pause_stream.on_recv(self.recv_pause)
        self.status_stream.on_recv(self.recv_status)
        self.thread = threading.Thread(target=self._thread_main)
        self.thread.daemon = True 

# 需要導入模塊: from zmq.eventloop import zmqstream [as 別名]
# 或者: from zmq.eventloop.zmqstream import ZMQStream [as 別名]
def init_networking(self):
        """
        Creates socket, connects to specified port on localhost,
        and starts the :meth:`~Net_Node.threaded_loop` as a daemon thread.
        """
        self.sock = self.context.socket(zmq.DEALER)
        self.sock.identity = self.id
        #self.sock.probe_router = 1

        # net nodes are local only
        self.sock.connect('tcp://localhost:{}'.format(self.port))

        # wrap in zmqstreams and start loop thread
        self.sock = ZMQStream(self.sock, self.loop)
        self.sock.on_recv(self.handle_listen)

        self.loop_thread = threading.Thread(target=self.threaded_loop)
        self.loop_thread.daemon = True
        self.loop_thread.start()

        self.repeat_thread = threading.Thread(target=self.repeat)
        self.repeat_thread.daemon = True
        self.repeat_thread.start()

        #self.connected = True 

# 需要導入模塊: from zmq.eventloop import zmqstream [as 別名]
# 或者: from zmq.eventloop.zmqstream import ZMQStream [as 別名]
def start(self):
        """Start ZAP authentication"""
        super(IOLoopAuthenticator, self).start()
        self.zap_stream = zmqstream.ZMQStream(self.zap_socket, self.io_loop)
        self.zap_stream.on_recv(self.handle_zap_message) 

# 需要導入模塊: from zmq.eventloop import zmqstream [as 別名]
# 或者: from zmq.eventloop.zmqstream import ZMQStream [as 別名]
def setUp(self):
        try:
            from tornado import ioloop
        except ImportError:
            pytest.skip("Requires tornado")
        from zmq.eventloop import zmqstream
        self.fail_msg = None
        self.io_loop = ioloop.IOLoop()
        super(TestIOLoopAuthentication, self).setUp()
        self.server = self.socket(zmq.PUSH)
        self.client = self.socket(zmq.PULL)
        self.pushstream = zmqstream.ZMQStream(self.server, self.io_loop)
        self.pullstream = zmqstream.ZMQStream(self.client, self.io_loop) 

# 需要導入模塊: from zmq.eventloop import zmqstream [as 別名]
# 或者: from zmq.eventloop.zmqstream import ZMQStream [as 別名]
def setUp(self):
        if tornado is None:
            pytest.skip()
        self.context = zmq.Context()
        self.loop = ioloop.IOLoop.instance()
        self.push = zmqstream.ZMQStream(self.context.socket(zmq.PUSH))
        self.pull = zmqstream.ZMQStream(self.context.socket(zmq.PULL))
        port = self.push.bind_to_random_port('tcp://127.0.0.1')
        self.pull.connect('tcp://127.0.0.1:%i' % port)
        self.stream = self.push 

# 需要導入模塊: from zmq.eventloop import zmqstream [as 別名]
# 或者: from zmq.eventloop.zmqstream import ZMQStream [as 別名]
def subscribe(self,zmq_context,trade_pub_connection_string,trade_client):

        """" subscribe. """
        self.md_pub_socket = zmq_context.socket(zmq.SUB)
        self.md_pub_socket.connect(trade_pub_connection_string)
        self.md_pub_socket.setsockopt(zmq.SUBSCRIBE,"^MD_FULL_REFRESH_" +self.symbol + '$')
        self.md_pub_socket.setsockopt(zmq.SUBSCRIBE,"^MD_TRADE_" + self.symbol + '$')
        self.md_pub_socket.setsockopt(zmq.SUBSCRIBE,"^MD_INCREMENTAL_" +self.symbol +".0$")
        self.md_pub_socket.setsockopt(zmq.SUBSCRIBE,"^MD_INCREMENTAL_" +self.symbol +".1$")

        self.md_pub_socket_stream = ZMQStream(self.md_pub_socket)
        self.md_pub_socket_stream.on_recv(self.on_md_publish)

        md_subscription_msg = {
            'MsgType': 'V',
            'MDReqID': '0',  # not important.
            'SubscriptionRequestType': '0',
            'MarketDepth': 0,
            'TradeDate': time.strftime("%Y%m%d", time.localtime()),
            'MDUpdateType': '0',
            'MDEntryTypes': ['0', '1', '2'],
            'Instruments': [self.symbol]
        }

        self.application.log('DEBUG', 'MARKET_DATA_SUBSCRIBER', 'SUBSCRIBE' )

        return trade_client.sendJSON(md_subscription_msg) 

# 需要導入模塊: from zmq.eventloop import zmqstream [as 別名]
# 或者: from zmq.eventloop.zmqstream import ZMQStream [as 別名]
def __init__(self, **kwargs):
        super(LogWatcher, self).__init__(**kwargs)
        s = self.context.socket(zmq.SUB)
        s.bind(self.url)
        self.stream = zmqstream.ZMQStream(s, self.loop)
        self.subscribe()
        self.on_trait_change(self.subscribe, 'topics') 

# 需要導入模塊: from zmq.eventloop import zmqstream [as 別名]
# 或者: from zmq.eventloop.zmqstream import ZMQStream [as 別名]
def as_zmqstream(f):
    def wrapped(self, *args, **kwargs):
        socket = f(self, *args, **kwargs)
        return ZMQStream(socket, self.loop)
    return wrapped 

# 需要導入模塊: from zmq.eventloop import zmqstream [as 別名]
# 或者: from zmq.eventloop.zmqstream import ZMQStream [as 別名]
def test_tracking(self):
        """test tracking messages"""
        a,b = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
        s = self.session
        s.copy_threshold = 1
        stream = ZMQStream(a)
        msg = s.send(a, 'hello', track=False)
        self.assertTrue(msg['tracker'] is ss.DONE)
        msg = s.send(a, 'hello', track=True)
        self.assertTrue(isinstance(msg['tracker'], zmq.MessageTracker))
        M = zmq.Message(b'hi there', track=True)
        msg = s.send(a, 'hello', buffers=[M], track=True)
        t = msg['tracker']
        self.assertTrue(isinstance(t, zmq.MessageTracker))
        self.assertRaises(zmq.NotDone, t.wait, .1)
        del M
        t.wait(1) # this will raise


    # def test_rekey(self):
    #     """rekeying dict around json str keys"""
    #     d = {'0': uuid.uuid4(), 0:uuid.uuid4()}
    #     self.assertRaises(KeyError, ss.rekey, d)
    #
    #     d = {'0': uuid.uuid4(), 1:uuid.uuid4(), 'asdf':uuid.uuid4()}
    #     d2 = {0:d['0'],1:d[1],'asdf':d['asdf']}
    #     rd = ss.rekey(d)
    #     self.assertEqual(d2,rd)
    #
    #     d = {'1.5':uuid.uuid4(),'1':uuid.uuid4()}
    #     d2 = {1.5:d['1.5'],1:d['1']}
    #     rd = ss.rekey(d)
    #     self.assertEqual(d2,rd)
    #
    #     d = {'1.0':uuid.uuid4(),'1':uuid.uuid4()}
    #     self.assertRaises(KeyError, ss.rekey, d)
    # 

# 需要導入模塊: from zmq.eventloop import zmqstream [as 別名]
# 或者: from zmq.eventloop.zmqstream import ZMQStream [as 別名]
def send_raw(self, stream, msg_list, flags=0, copy=True, ident=None):
        """Send a raw message via ident path.

        This method is used to send a already serialized message.

        Parameters
        ----------
        stream : ZMQStream or Socket
            The ZMQ stream or socket to use for sending the message.
        msg_list : list
            The serialized list of messages to send. This only includes the
            [p_header,p_parent,p_metadata,p_content,buffer1,buffer2,...] portion of
            the message.
        ident : ident or list
            A single ident or a list of idents to use in sending.
        """
        to_send = []
        if isinstance(ident, bytes):
            ident = [ident]
        if ident is not None:
            to_send.extend(ident)

        to_send.append(DELIM)
        to_send.append(self.sign(msg_list))
        to_send.extend(msg_list)
        stream.send_multipart(to_send, flags, copy=copy) 

# 需要導入模塊: from zmq.eventloop import zmqstream [as 別名]
# 或者: from zmq.eventloop.zmqstream import ZMQStream [as 別名]
def recv(self, socket, mode=zmq.NOBLOCK, content=True, copy=True):
        """Receive and unpack a message.

        Parameters
        ----------
        socket : ZMQStream or Socket
            The socket or stream to use in receiving.

        Returns
        -------
        [idents], msg
            [idents] is a list of idents and msg is a nested message dict of
            same format as self.msg returns.
        """
        if isinstance(socket, ZMQStream):
            socket = socket.socket
        try:
            msg_list = socket.recv_multipart(mode, copy=copy)
        except zmq.ZMQError as e:
            if e.errno == zmq.EAGAIN:
                # We can convert EAGAIN to None as we know in this case
                # recv_multipart won't return None.
                return None,None
            else:
                raise
        # split multipart message into identity list and message dict
        # invalid large messages can cause very expensive string comparisons
        idents, msg_list = self.feed_identities(msg_list, copy)
        try:
            return idents, self.unserialize(msg_list, content=content, copy=copy)
        except Exception as e:
            # TODO: handle it
            raise e 

# 需要導入模塊: from zmq.eventloop import zmqstream [as 別名]
# 或者: from zmq.eventloop.zmqstream import ZMQStream [as 別名]
def run(self):
        """The thread's main activity.  Call start() instead."""
        self.socket = self.context.socket(zmq.DEALER)
        self.socket.setsockopt(zmq.IDENTITY, self.session.bsession)
        self.socket.connect(self.address)
        self.stream = zmqstream.ZMQStream(self.socket, self.ioloop)
        self.stream.on_recv(self._handle_recv)
        self._run_loop()
        try:
            self.socket.close()
        except:
            pass