-
Notifications
You must be signed in to change notification settings - Fork 0
/
flask_zmq.py
55 lines (45 loc) · 1.23 KB
/
flask_zmq.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
import zmq
from threading import Thread
from flask import current_app
class ZMQ(object):
def __init__(self, app=None):
self.context = zmq.Context()
self.app = app
self.router = {}
self.subs = []
if app is not None:
self.init_app(app)
def init_app(self, app):
with app.app_context():
app.config.setdefault('ZMQ_SOCKETTYPE', zmq.SUB)
app.config.setdefault('ZMQ_CONNECT', "tcp://localhost:5560")
def connect(self):
with self.app.app_context():
s = self.context.socket(current_app.config['ZMQ_SOCKETTYPE'])
s.connect(current_app.config['ZMQ_CONNECT'])
return s
def subscribe(self, key):
print self.connection
def decorator(f):
self.subs.append(key)
self.router[key] = f
return decorator
@property
def connection(self):
if not hasattr(self, 'socket'):
self.socket = self.connect()
return self.socket
def _process(self):
self.context = zmq.Context()
print self.connection
for key in self.subs:
self.connection.setsockopt(zmq.SUBSCRIBE, key)
while True:
key, payload = self.socket.recv_multipart()
print "GOT A THING",key,payload
if key in self.router:
self.router[key](payload)
def process(self):
print "starting process"
p = Thread(target=self._process)
p.start()