From 9362e251290426e819551f05a0bc6135582acb74 Mon Sep 17 00:00:00 2001
From: Kali Kaneko <kali@leap.se>
Date: Mon, 2 Nov 2015 16:23:49 -0400
Subject: [bug] use embedded minitornado. Closes: #7562

using system tornado library raises a bug due to a mismatching
signature.

- Resolves: #7562
- Releases: 0.9.1
---
 src/leap/bitmask/backend/backend_proxy.py | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/leap/bitmask/backend/backend_proxy.py b/src/leap/bitmask/backend/backend_proxy.py
index ae300b32..1f90657b 100644
--- a/src/leap/bitmask/backend/backend_proxy.py
+++ b/src/leap/bitmask/backend/backend_proxy.py
@@ -25,6 +25,7 @@ import threading
 
 import zmq
 from zmq.eventloop import ioloop
+from zmq.eventloop.minitornado.ioloop import PollIOLoop
 from zmq.eventloop import zmqstream
 
 from leap.bitmask.backend.api import API, STOP_REQUEST, PING_REQUEST
@@ -34,9 +35,20 @@ from leap.bitmask.backend.utils import get_backend_certificates
 from leap.bitmask.config import flags
 from leap.bitmask.logs.utils import get_logger
 
+
 logger = get_logger()
 
 
+class _ZMQIOLoop(ioloop.ZMQIOLoop):
+    """
+    Returns a global ``IOLoop`` instance, but forcing the use of the embedded
+    minitornado.
+    """
+    @staticmethod
+    def instance():
+        return PollIOLoop.instance()
+
+
 class ZmqREQConnection(threading.Thread):
     """
     A threaded zmq req connection.
@@ -67,7 +79,7 @@ class ZmqREQConnection(threading.Thread):
         socket = context.socket(zmq.REQ)
 
         # we use zmq's eventloop in order to asynchronously send requests
-        loop = ioloop.ZMQIOLoop.current()
+        loop = _ZMQIOLoop.instance()
         self._stream = zmqstream.ZMQStream(socket, loop)
 
         if flags.ZMQ_HAS_CURVE:
-- 
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