def get_websocket_url(self, server_id, stream_name, target_url):
''' Get the url of the websocket for the specified stream of the
specified server; if websocket server does not exist, start it.
server_id: The id of the server.
stream_name: The name of the stream ('out' or 'pub').
target_url: The relative url at which to serve the websocket.
'''
if stream_name not in ['out', 'pub']:
print >>sys.stderr, \
"ZMQServerManager - Invalid stream requested:", stream_name
return None
server_info = self.server_dict[server_id]
ws_url_key = stream_name + '_ws_url'
if ws_url_key in server_info:
return server_info[ws_url_key]
else:
ws_port = get_unused_ip_port()
ws_url = 'ws://%s:%d%s' % (self.address, ws_port, target_url)
server_info[stream_name + '_ws_server'] = \
ZMQStreamServer.spawn_process(server_info[stream_name+'_url'],
ws_port, target_url, self.external)
server_info[ws_url_key] = ws_url
return ws_url
def get_out_server_url(self, server_id, ws_url):
''' get the output socket web server for the server associated with
an id, create one if none exists
'''
server_info = self.server_dict[server_id]
if 'out_server' in server_info:
return server_info['out_server_url']
else:
ws_port = get_unused_ip_port()
ws_addr = 'ws://localhost:%d%s' % (ws_port, ws_url)
server_info['out_server'] = ZMQStreamServer.spawn_process(server_info['out_url'], ws_port, ws_url)
server_info['out_server_url'] = ws_addr
return ws_addr
def get_out_server_url(self, server_id, ws_url):
''' get the output socket web server for the server associated with
an id, create one if none exists
'''
server_info = self.server_dict[server_id]
if 'out_server' in server_info:
return server_info['out_server_url']
else:
ws_port = get_unused_ip_port()
ws_addr = 'ws://localhost:%d%s' % (ws_port, ws_url)
server_info['out_server'] = ZMQStreamServer.spawn_process(
server_info['out_url'], ws_port, ws_url)
server_info['out_server_url'] = ws_addr
return ws_addr
def get_pub_server_url(self, server_id, ws_url):
''' get the publisher socket web server for the server associated with
an id, create one if none exists
'''
server_info = self.server_dict[server_id]
if 'pub_server' in server_info:
return server_info['pub_server_url']
else:
ws_port = get_unused_ip_port()
ws_addr = 'ws://%s:%d%s' % (self.address, ws_port, ws_url)
server_info['pub_server'] = \
ZMQStreamServer.spawn_process(server_info['pub_url'],
ws_port, ws_url, self.external)
server_info['pub_server_url'] = ws_addr
return ws_addr
def get_pub_server_url(self, server_id, ws_url):
''' get the publisher socket web server for the server associated with
an id, create one if none exists
'''
server_info = self.server_dict[server_id]
if 'pub_server' in server_info:
return server_info['pub_server_url']
else:
ws_port = get_unused_ip_port()
ws_addr = 'ws://%s:%d%s' % (self.address, ws_port, ws_url)
server_info['pub_server'] = \
ZMQStreamServer.spawn_process(server_info['pub_url'],
ws_port, ws_url, self.external)
server_info['pub_server_url'] = ws_addr
return ws_addr