redis fix

docker-compose.yaml

@@ -173,4 +173,5 @@ volumes:
  prometheus-data:
  grafana-data:
  grafana:
+ redis-server:
     

index.js

@@ -272,7 +272,7 @@ async function deleteUserFromActiveUsers(response, socket) {
     clientActiveUsers.set(activeUsers.size);
 
     var userArr = Array.from(activeUsers.values());
-    socket.emit('updateUserlist', {
+    io.emit('updateUserlist', {
       userList : userArr
     });
   });
@@ -305,7 +305,7 @@ io.on('connection', (socket) => {
       console.log("Received Message: " + msg);
       messageCounterOut.inc(activeUsers.size);
 
-     socket.emit('chat message', {
+     io.emit('chat message', {
         msg : msg,
         name : name,
         dateTime: dateTime