Added environment variable and fixed stuff

app.py

@@ -3,7 +3,7 @@ import sentry_sdk
 import communicator
 import consumerlocator
 import messagesender
-
+import time
 
 """
 Main Flask RESTful API
@@ -27,9 +27,17 @@ if __name__ == "__main__":
     print("Producer: started sending")
     for i in range(30):
         msg = message.createMessage(20)
-        print("Producer: send ", i, "th message: ", msg)
-        if not conslist.checkcurrentconsumer():
-            conslist.updateconsumer()
-        comm.sendmessage(msg)
+        print("Producer: trying to send ", i, "th message: ", msg)
+        available = False
+        if conslist.updateconsumer() is None:
+            print("Producer: no consumer available (waiting a bit)")
+            time.sleep(1)
+        else:
+            available = True
+        if available:
+            comm.sendmessage(msg)
+            print("Producer: message sent")
+        else:
+            print("Producer: failed to send message")
 
     print("Producer: finished")