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33 lines
950 B
33 lines
950 B
# Copyright (C) PyZMQ Developers
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# Distributed under the terms of the Modified BSD License.
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import zmq
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from zmq.green import Poller
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def device(device_type, isocket, osocket):
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"""Start a zeromq device (gevent-compatible).
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Unlike the true zmq.device, this does not release the GIL.
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Parameters
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----------
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device_type : (QUEUE, FORWARDER, STREAMER)
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The type of device to start (ignored).
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isocket : Socket
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The Socket instance for the incoming traffic.
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osocket : Socket
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The Socket instance for the outbound traffic.
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"""
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p = Poller()
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if osocket == -1:
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osocket = isocket
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p.register(isocket, zmq.POLLIN)
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p.register(osocket, zmq.POLLIN)
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while True:
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events = dict(p.poll())
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if isocket in events:
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osocket.send_multipart(isocket.recv_multipart())
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if osocket in events:
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isocket.send_multipart(osocket.recv_multipart())
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