keep track of queue length; omit some messages from entering the queue (pong,..)

bigbluebutton-html5/app/server/redispubsub.coffee

@@ -53,14 +53,19 @@ class Meteor.RedisPubSub
   _Q: (pattern, channel, jsonMsg) =>
     message = JSON.parse(jsonMsg)
     eventName = message.header.name
-    console.log "Q #{eventName} #{Meteor.myQueue.total()}"
 
+    messagesWeIgnore = [
+      "BbbPubSubPongMessage"
+      "bbb_apps_is_alive_message"
+    ]
 
-    Meteor.myQueue.add({
-      pattern: pattern
-      channel: channel
-      jsonMsg: jsonMsg
-    })
+    unless eventName in messagesWeIgnore
+      console.log "Q #{eventName} #{Meteor.myQueue.total()}"
+      Meteor.myQueue.add({
+        pattern: pattern
+        channel: channel
+        jsonMsg: jsonMsg
+      })
 
   _onMessage: (pattern, channel, jsonMsg) =>
     # TODO: this has to be in a try/catch block, otherwise the server will

bigbluebutton-html5/app/server/server.coffee

@@ -26,10 +26,18 @@ Meteor.startup ->
       Meteor.log.error "got a failure on taskHandler #{eventName} #{failures}"
     else
       handleRedisMessage(data, ()->
-        Meteor.log.error "in callback after handleRedisMessage #{eventName}"
+        length = Meteor.myQueue.length()
+        lengthString = ->
+          if length>0
+            "In the queue we have #{length} event(s) to process."
+          else ""
+
+        Meteor.log.info "in callback after handleRedisMessage #{eventName}.
+          #{lengthString()}"
         next()
       )
 
+
   # To ensure that we process the redis json event messages serially we use a
   # callback. This callback is to be called when the Meteor collection is
   # updated with the information coming in the payload of the json message. The
@@ -153,8 +161,6 @@ Meteor.startup ->
       # only process if requester is nodeJSapp means only process in the case when
       # we explicitly request the users
       else if eventName is 'get_users_reply' and message.payload.requester_id is 'nodeJSapp'
-
-        Meteor.log.error JSON.stringify(message)
         if !Meteor.Meetings.findOne({meetingId: meetingId})? #TODO consider removing this cond
           users = message.payload.users