Files
deb-python-autobahn/examples/asyncio/wamp/basic/server.py
2015-02-19 19:22:23 +01:00

130 lines
4.7 KiB
Python

###############################################################################
#
# The MIT License (MIT)
#
# Copyright (c) Tavendo GmbH
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
###############################################################################
if __name__ == '__main__':
import sys
import argparse
try:
import asyncio
except ImportError:
# Trollius >= 0.3 was renamed
import trollius as asyncio
# parse command line arguments
##
parser = argparse.ArgumentParser()
parser.add_argument("-d", "--debug", action="store_true",
help="Enable debug output.")
parser.add_argument("-c", "--component", type=str, default=None,
help="Start WAMP server with this application component, e.g. 'timeservice.TimeServiceBackend', or None.")
parser.add_argument("-r", "--realm", type=str, default="realm1",
help="The WAMP realm to start the component in (if any).")
parser.add_argument("--interface", type=str, default="127.0.0.1",
help='IP of interface to listen on.')
parser.add_argument("--port", type=int, default=8080,
help='TCP port to listen on.')
parser.add_argument("--transport", choices=['websocket', 'rawsocket-json', 'rawsocket-msgpack'], default="websocket",
help='WAMP transport type')
args = parser.parse_args()
# create a WAMP router factory
##
from autobahn.asyncio.wamp import RouterFactory
router_factory = RouterFactory()
# create a WAMP router session factory
##
from autobahn.asyncio.wamp import RouterSessionFactory
session_factory = RouterSessionFactory(router_factory)
# if asked to start an embedded application component ..
##
if args.component:
# dynamically load the application component ..
##
import importlib
c = args.component.split('.')
mod, klass = '.'.join(c[:-1]), c[-1]
app = importlib.import_module(mod)
SessionKlass = getattr(app, klass)
# .. and create and add an WAMP application session to
# run next to the router
##
from autobahn.wamp import types
session_factory.add(SessionKlass(types.ComponentConfig(realm=args.realm)))
if args.transport == "websocket":
# create a WAMP-over-WebSocket transport server factory
##
from autobahn.asyncio.websocket import WampWebSocketServerFactory
transport_factory = WampWebSocketServerFactory(session_factory, debug_wamp=args.debug)
transport_factory.setProtocolOptions(failByDrop=False)
elif args.transport in ['rawsocket-json', 'rawsocket-msgpack']:
# create a WAMP-over-RawSocket transport server factory
##
if args.transport == 'rawsocket-msgpack':
from autobahn.wamp.serializer import MsgPackSerializer
serializer = MsgPackSerializer()
elif args.transport == 'rawsocket-json':
from autobahn.wamp.serializer import JsonSerializer
serializer = JsonSerializer()
else:
raise Exception("should not arrive here")
from autobahn.asyncio.rawsocket import WampRawSocketServerFactory
transport_factory = WampRawSocketServerFactory(session_factory, serializer, debug=args.debug)
else:
raise Exception("should not arrive here")
# start the server from an endpoint
##
loop = asyncio.get_event_loop()
coro = loop.create_server(transport_factory, args.interface, args.port)
server = loop.run_until_complete(coro)
try:
# now enter the asyncio event loop
loop.run_forever()
except KeyboardInterrupt:
pass
finally:
server.close()
loop.close()