110 lines
3.6 KiB
Python
110 lines
3.6 KiB
Python
###############################################################################
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#
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# The MIT License (MIT)
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#
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# Copyright (c) Tavendo GmbH
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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# THE SOFTWARE.
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#
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###############################################################################
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from autobahn.twisted.websocket import WebSocketServerFactory, \
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WebSocketServerProtocol
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class EchoServerProtocol(WebSocketServerProtocol):
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"""
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Example WebSocket server protocol. This is where you define your application
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specific protocol and logic.
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"""
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def onMessage(self, payload, isBinary):
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# just echo any WebSocket message received back to client
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##
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self.sendMessage(payload, isBinary)
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class EchoServerFactory(WebSocketServerFactory):
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"""
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Example WebSocket server factory. This creates new instances of our protocol
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for each client connecting.
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"""
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protocol = EchoServerProtocol
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if __name__ == '__main__':
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import sys
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import argparse
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from twisted.python import log
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from twisted.internet.endpoints import serverFromString
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# parse command line arguments
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##
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parser = argparse.ArgumentParser()
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parser.add_argument("-d", "--debug", action="store_true",
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help="Enable debug output.")
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parser.add_argument("--websocket", default="tcp:9000",
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help='WebSocket server Twisted endpoint descriptor, e.g. "tcp:9000" or "unix:/tmp/mywebsocket".')
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parser.add_argument("--wsurl", default=u"ws://127.0.0.1:9000",
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help='WebSocket URL (must suit the endpoint), e.g. ws://127.0.0.1:9000.')
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parser.add_argument("--web", default="tcp:8080",
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help='Web server endpoint descriptor, e.g. "tcp:8080".')
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args = parser.parse_args()
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# start Twisted logging to stdout
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##
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log.startLogging(sys.stdout)
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# we use an Autobahn utility to install the "best" available Twisted reactor
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##
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from autobahn.choosereactor import install_reactor
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reactor = install_reactor()
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print("Running on reactor {}".format(reactor))
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# start a WebSocket server
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##
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wsfactory = EchoServerFactory(args.wsurl, debug=args.debug)
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wsserver = serverFromString(reactor, args.websocket)
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wsserver.listen(wsfactory)
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# start a Web server
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##
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if args.web != "":
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from twisted.web.server import Site
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from twisted.web.static import File
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webfactory = Site(File("."))
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webserver = serverFromString(reactor, args.web)
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webserver.listen(webfactory)
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# now enter the Twisted reactor loop
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##
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reactor.run()
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