Merge pull request #14 from laanwj/2016_11_request_stop_message_loop

Make it possible to request stop of message loop

ricochet.go

@@ -93,10 +93,19 @@ func (r *Ricochet) processNewConnection(conn net.Conn, service RicochetService)
 func (r *Ricochet) ProcessMessages(service RicochetService) {
 	for {
 		oc := <-r.newconns
+		if oc == nil {
+			return
+		}
 		go r.processConnection(oc, service)
 	}
 }
 
+// Request that the ProcessMessages loop is stopped after handling all currently
+// queued new connections.
+func (r *Ricochet) RequestStopMessageLoop() {
+	r.newconns <- nil
+}
+
 // ProcessConnection starts a blocking process loop which continually waits for
 // new messages to arrive from the connection and uses the given RicochetService
 // to process them.

utils/networkresolver.go

@@ -40,7 +40,7 @@ func (nr *NetworkResolver) Resolve(hostname string) (net.Conn, string, error) {
 
 	torDialer, err := proxy.SOCKS5("tcp", "127.0.0.1:9050", nil, proxy.Direct)
 	if err != nil {
-		return nil,"", err
+		return nil, "", err
 	}
 
 	conn, err := torDialer.Dial("tcp", resolvedHostname+".onion:9878")