From 1dd2b0a9ea1119139fdbd97d6ac810c7ddb5698f Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@spreadspace.org>
Date: Thu, 14 Feb 2019 20:03:00 +0100
Subject: make subscribtions thread safe and more bullet proof

---
 cmd/dolmetschctl/dolmetschctl.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'cmd')

diff --git a/cmd/dolmetschctl/dolmetschctl.go b/cmd/dolmetschctl/dolmetschctl.go
index 9e878a8..86fde95 100644
--- a/cmd/dolmetschctl/dolmetschctl.go
+++ b/cmd/dolmetschctl/dolmetschctl.go
@@ -122,7 +122,8 @@ func handleWebSocketMessage(ctrl *controller.Controller, ws *websocket.Conn, msg
 
 func run(ctrl *controller.Controller, ws *websocket.Conn) error {
 	ctrlCh := make(chan controller.Event, 100)
-	ctrl.Subscribe(ctrlCh)
+	unsub := ctrl.Subscribe(ctrlCh)
+	defer close(unsub)
 
 	wsCh := make(chan types.WebSocketResponseFull)
 	go wsReader(ws, wsCh)
-- 
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