deb-python-autobahn/examples/asyncio/wamp/rpc/options/backend.py

63 lines
2.4 KiB
Python

###############################################################################
#
# The MIT License (MIT)
#
# Copyright (c) Crossbar.io Technologies 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.
#
###############################################################################
import asyncio
from os import environ
from autobahn.wamp.types import CallOptions, RegisterOptions, PublishOptions
from autobahn.asyncio.wamp import ApplicationSession, ApplicationRunner
class Component(ApplicationSession):
"""
An application component providing procedures with
different kinds of arguments.
"""
async def onJoin(self, details):
def square(val, details=None):
print("square called from: {}".format(details.caller))
if val < 0:
self.publish(u'com.myapp.square_on_nonpositive', val)
elif val == 0:
if details.caller:
options = PublishOptions(exclude=[details.caller])
else:
options = None
self.publish(u'com.myapp.square_on_nonpositive', val, options=options)
return val * val
await self.register(square, u'com.myapp.square', RegisterOptions(details_arg='details'))
if __name__ == '__main__':
runner = ApplicationRunner(
environ.get("AUTOBAHN_DEMO_ROUTER", u"ws://127.0.0.1:8080/ws"),
u"crossbardemo",
)
runner.run(Component)