From 68b1be8ef443b088cf5c1f7f964e1bd7ad42408e Mon Sep 17 00:00:00 2001
From: Ivan Alejandro <ivanalejandro0@gmail.com>
Date: Mon, 21 Jul 2014 17:03:47 -0300
Subject: Add heartbeat to check if backend is alive.

Send a 'ping' request every 2 secs to ensure that the backend is
running.
Use polling instead of recv on the backend_proxy. This was already
implemented for the signaler.
---
 src/leap/bitmask/backend/api.py | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/leap/bitmask/backend/api.py')

diff --git a/src/leap/bitmask/backend/api.py b/src/leap/bitmask/backend/api.py
index b8533f36..4f52e470 100644
--- a/src/leap/bitmask/backend/api.py
+++ b/src/leap/bitmask/backend/api.py
@@ -18,10 +18,12 @@
 Backend available API and SIGNALS definition.
 """
 STOP_REQUEST = "stop"
+PING_REQUEST = "PING"
 
 API = (
     STOP_REQUEST,  # this method needs to be defined in order to support the
                    # backend stop action
+    PING_REQUEST,
 
     "eip_can_start",
     "eip_cancel_setup",
-- 
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