Files
awx/awx/lib/site-packages/socketio/server.py
2014-04-15 11:18:48 -04:00

84 lines
2.9 KiB
Python

import sys
import traceback
from socket import error
from gevent.pywsgi import WSGIServer
from socketio.handler import SocketIOHandler
from socketio.policyserver import FlashPolicyServer
from socketio.virtsocket import Socket
__all__ = ['SocketIOServer']
class SocketIOServer(WSGIServer):
"""A WSGI Server with a resource that acts like an SocketIO."""
def __init__(self, *args, **kwargs):
"""
This is just like the standard WSGIServer __init__, except with a
few additional ``kwargs``:
:param resource: The URL which has to be identified as a socket.io request. Defaults to the /socket.io/ URL.
:param transports: Optional list of transports to allow. List of
strings, each string should be one of
handler.SocketIOHandler.handler_types.
:param policy_server: Boolean describing whether or not to use the
Flash policy server. Default True.
:param policy_listener : A tuple containing (host, port) for the
policy server. This is optional and used only if policy server
is set to true. The default value is 0.0.0.0:843
"""
self.sockets = {}
if 'namespace' in kwargs:
print("DEPRECATION WARNING: use resource instead of namespace")
self.resource = kwargs.pop('namespace', 'socket.io')
else:
self.resource = kwargs.pop('resource', 'socket.io')
self.transports = kwargs.pop('transports', None)
if kwargs.pop('policy_server', True):
policylistener = kwargs.pop('policy_listener', (args[0][0], 10843))
self.policy_server = FlashPolicyServer(policylistener)
else:
self.policy_server = None
kwargs['handler_class'] = SocketIOHandler
super(SocketIOServer, self).__init__(*args, **kwargs)
def start_accepting(self):
if self.policy_server is not None:
try:
self.policy_server.start()
except error, ex:
sys.stderr.write(
'FAILED to start flash policy server: %s\n' % (ex, ))
except Exception:
traceback.print_exc()
sys.stderr.write('FAILED to start flash policy server.\n\n')
super(SocketIOServer, self).start_accepting()
def kill(self):
if self.policy_server is not None:
self.policy_server.kill()
super(SocketIOServer, self).kill()
def handle(self, socket, address):
handler = self.handler_class(socket, address, self)
handler.handle()
def get_socket(self, sessid=''):
"""Return an existing or new client Socket."""
socket = self.sockets.get(sessid)
if socket is None:
socket = Socket(self)
self.sockets[socket.sessid] = socket
else:
socket.incr_hits()
return socket