Activate SO_KEEPALIVE on socket

review221002

trytond/protocols/jsonrpc.py

@@ -274,6 +274,8 @@ class SimpleThreadedJSONRPCServer(SocketServer.ThreadingMixIn,
     def server_bind(self):
         self.socket.setsockopt(socket.SOL_SOCKET,
                 socket.SO_REUSEADDR, 1)
+        self.socket.setsockopt(socket.SOL_SOCKET,
+            socket.SO_KEEPALIVE, 1)
         SimpleJSONRPCServer.server_bind(self)
 
 

trytond/protocols/webdav.py

@@ -83,6 +83,8 @@ class BaseThreadedHTTPServer(SocketServer.ThreadingMixIn,
     def server_bind(self):
         self.socket.setsockopt(socket.SOL_SOCKET,
                 socket.SO_REUSEADDR, 1)
+        self.socket.setsockopt(socket.SOL_SOCKET,
+            socket.SO_KEEPALIVE, 1)
         BaseHTTPServer.HTTPServer.server_bind(self)
 
 

trytond/protocols/xmlrpc.py

@@ -177,6 +177,8 @@ class SimpleThreadedXMLRPCServer(SocketServer.ThreadingMixIn,
     def server_bind(self):
         self.socket.setsockopt(socket.SOL_SOCKET,
                 socket.SO_REUSEADDR, 1)
+        self.socket.setsockopt(socket.SOL_SOCKET,
+            socket.SO_KEEPALIVE, 1)
         SimpleXMLRPCServer.SimpleXMLRPCServer.server_bind(self)