/
WebSocketFrontEnd.py
executable file
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/
WebSocketFrontEnd.py
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#coding:utf-8
import os
import ssl
import time
import sys
import uuid
import zlib
import getopt
import importlib
import msgpack
import json
import base64
import tornado
import tornado.websocket
import tornado.web
import tornado.httpserver
import tornado.ioloop
from stormed.connection import Connection
from stormed.channel import Consumer
from stormed.message import Message
from stormed.frame import status
from tools.crypt_session import DecodeCryptSession
from tools.json_tools import DefJsonEncoder
connection_list={}
class RabbitMQServer(tornado.websocket.WebSocketHandler):
def check_origin(self, origin):
return True
last_act_time=0
def open(self):
self.usezlib=int(self.get_argument('usezlib',0))
sessionid=self.get_argument('sessionid',None)
cdata=self.get_argument('cdata',None)
self.userdata=None
if sessionid:
self.userdata=DecodeCryptSession(sessionid)
if self.userdata:
self.userdata['uid']=str(self.userdata['uid'])
if sessionid and self.userdata is None:
self.close()
return
self.connid=uuid.uuid4().get_hex()
print self.connid+' connected'
connection_list[self.connid]=self
self.last_act_time=time.time()
self.cip=self.request.remote_ip
if self.userdata:
msgbody=DefJsonEncoder.encode(
{
"func":"session.start2",
"parm":{
"sessionid":None,
},
"cdata":cdata
}
)
msg=Message(body=msgbody,delivery_mode=2,reply_to=mqserver.back_queue)
msg.headers={"connid":self.connid,'cip':self.cip,"uid":self.userdata['uid'],
'stime':time.strftime("%Y-%m-%d %H:%M:%S", time.gmtime(self.userdata.get('time'))),'suuid':self.userdata.get('uuid').hex}
mqserver.publish(msg)
def on_message(self, message):
try:
if self.usezlib:
message=zlib.decompress(message)
except Exception,e:
pass
msg=Message(body=message,delivery_mode=2,reply_to=mqserver.back_queue)
msg.headers={"connid":self.connid,'cip':self.cip}
if self.userdata:
msg.headers['uid']=self.userdata['uid']
mqserver.publish(msg)
self.last_act_time=time.time()
def on_close(self):
print "%s closed"%self.connid
connection_list.pop(self.connid,'')
msg=Message(body='{"func":"connection_lost","parm":{}}',delivery_mode=2)
msg.headers={"connid":self.connid,'cip':self.cip}
if self.userdata:
msg.headers['uid']=self.userdata['uid']
mqserver.publish(msg)
def on_pong(self,data):
self.last_act_time=time.time()
def SendData(self,data,compressed):
if compressed and not self.usezlib:
data=zlib.decompress(data)
elif not compressed and self.usezlib:
data=zlib.compress(data)
self.write_message(data,binary=self.usezlib)
self.last_act_time=time.time()
class MessagePackServer(RabbitMQServer):
def on_message(self, message):
message=DefJsonEncoder.encode(msgpack.unpackb(message))
msg=Message(body=message,delivery_mode=2,reply_to=mqserver.back_queue)
msg.headers={"connid":self.connid,'cip':self.cip}
mqserver.publish(msg)
self.last_act_time=time.time()
def SendData(self,data,compressed):
if compressed:
data=zlib.decompress(data)
try:
data=json.loads(data)
except Exception,e:
self.write_message(data)
return
data=msgpack.packb(data)
self.write_message(data,binary=True)
self.last_act_time=time.time()
start_notified=False
class RabbitMQ_Queue(object):
def _start_new_connect(self):
self.conn=Connection(self.Queue_Server,username=self.Queue_User,password=self.Queue_PassWord
,vhost=self.Queue_Path,port=self.Queue_Port, io_loop=tornado.ioloop.IOLoop.instance())
self.conn.on_disconnect=self.on_queue_disconnect
self.conn.on_error=self.on_queue_error
self.conn.connect(self.on_connect)
def __init__(self,Queue_Server,Queue_User,Queue_PassWord,Queue_Path,BackQueueName,Queue_Port=None):
self.Queue_Server=Queue_Server
self.Queue_User=Queue_User
self.Queue_PassWord=Queue_PassWord
self.Queue_Path=Queue_Path
self.Queue_Port=Queue_Port
self.back_queue="WSBack-%s.resback"%BackQueueName
self._start_new_connect()
def on_connect(self):
if self.conn.status!=status.OPENED:
print 'connect rabbitmq fail'
self.conn.close(self.stop)
else:
print 'connect rabbitmq success'
self.channel = self.conn.channel()
self.channel.qos(prefetch_count=1)
self.channel.exchange_declare('front_end',type='topic',durable=True,callback=self.on_exchange_declare)
def on_exchange_declare(self):
self.channel.queue_declare(self.back_queue,auto_delete=True,callback=self.on_queue_back_created,durable=False)
print "exchange %s created"%'front_end'
#self.task_queue=qinfo.queue
global start_notified
if start_notified==False:
start_notified=True
msg=Message(body='{"func":"front_end_restart","parm":{}}',delivery_mode=2,reply_to=self.back_queue)
self.publish(msg)
def on_queue_back_created(self,qinfo):
print "back queue %s created"%qinfo.queue
self.back_queue=qinfo.queue
self.channel.queue_bind(self.back_queue,'front_end',self.back_queue,self.on_backqueue_bind)
consumer = Consumer(self.consume_callback)
self.channel.consume(qinfo.queue, consumer, no_ack=True)
def on_backqueue_bind(self):
print "back queue %s bind"%self.back_queue
def consume_callback(self,msg):
connid=msg.headers.get("connid",None)
if connid:
connids=connid.split("$")
for oneid in connids:
conn=connection_list.get(oneid,None)
if conn:
if int(msg.headers.get("close_connect",0)):
connection_list.pop(conn.connid,'')
conn.close()
conn.on_close()
continue
compressed=msg.headers.get('compression')=='application/x-gzip'
conn.SendData(msg.body,compressed)
def on_queue_disconnect(self):
time.sleep(5)
self._start_new_connect()
def on_queue_error(self,err):
time.sleep(5)
self._start_new_connect()
def publish(self,msg):
self.channel.publish(msg,'front_end','task.front')
CHECK_TIMEOUT=5*60
def RunPingFuncion():
now=time.time()
for key in connection_list.keys():
conn=connection_list[key]
if now-conn.last_act_time>CHECK_TIMEOUT*2:
connection_list.pop(conn.connid,'')
conn.close()
conn.on_close()
elif now-conn.last_act_time>CHECK_TIMEOUT:
conn.ping(b'')
tornado.ioloop.IOLoop.instance().add_timeout(time.time()+CHECK_TIMEOUT,RunPingFuncion)
mqserver=None
class GetConnectionList(tornado.web.RequestHandler):
def get(self):
connlist=[]
for connid in connection_list:
conn=connection_list[connid]
if isinstance(conn,RabbitMQServer) and conn.userdata:
data={'connid':connid,'uuid':(conn.userdata['uuid']),
'uid':conn.userdata['uid'],'time':conn.userdata['time']}
connlist.append(data)
self.write(str(connlist))
def main():
settings = {
'template_path': os.path.join(os.path.dirname(__file__), 'templates'),
'static_path': os.path.join(os.path.dirname(__file__), 'static')
}
application = tornado.web.Application([
(r'/ws',RabbitMQServer),
(r'/msgpack',MessagePackServer),
(r'/tools/getconn',GetConnectionList),
], **settings)
config_model='configs.frontend'
global mqserver
opts, args=getopt.getopt(sys.argv[1:],'c:',
['config='])
for k,v in opts:
if k in ('-c','--config'):
config_model=v
try:
configs=importlib.import_module(config_model)
except Exception,e:
print str(e)
exit(0)
mqserver=RabbitMQ_Queue(configs.Queue_Server,configs.Queue_User,
configs.Queue_PassWord,configs.Queue_Path,configs.front_name,configs.Queue_Port)
http_server = tornado.httpserver.HTTPServer(application,xheaders=True)
http_server.listen(configs.bind_port,configs.bind_addr)
https_server = tornado.httpserver.HTTPServer(application,xheaders=True,
ssl_options = {
"certfile": os.path.join("configs/ssl.crt"),
"keyfile": os.path.join("configs/domain.key")
})
https_server.listen(configs.bind_port+1,configs.bind_addr)
tornado.ioloop.IOLoop.instance().add_timeout(time.time()+CHECK_TIMEOUT,RunPingFuncion)
tornado.ioloop.IOLoop.instance().start()
if __name__ == '__main__':
main()