fixed ip change detection

app.py

@@ -57,6 +57,8 @@ def main():
         # get the dictionary of the currently available consumers
         consumer_list_redis = json.loads((r.get('consumer_list') or b'{}').decode('utf-8'))
         logging.debug('Get consumer list from redis: Done')
+
+        temp_dict = {}
         for uuid, info in consumer_list_redis.items():
             ip = info['ip']
             try:
@@ -78,14 +80,20 @@ def main():
 
         current_ip = r.get('current_ip')
 
+        if current_ip:
+            current_ip = current_ip.decode('utf-8')
+
         if not current_ip:  # Not set yet. I this case no update required
             current_ip = socket.gethostbyname(host_name)
+            r.set('current_ip', current_ip.encode('utf-8'))
+            logging.debug(f"Previous info about the ip address could not be found! Current: {current_ip}")
 
-        if current_ip != socket.gethostbyname(host_name):
-            logging.info('IP changed. Pushing updates...')
+        elif current_ip != socket.gethostbyname(host_name):
+            logging.info(f'IP changed: {current_ip} Pushing updates...')
             current_ip = socket.gethostbyname(host_name)
             r.set('current_ip', current_ip.encode('utf-8'))
-            # pushing update...
+
+            # pushing updates...
             keys = r.keys('producer_*')
 
             logging.debug(f'Pushing update to the following producers: ' + ', '.join(k.decode('utf-8') for k in keys))
@@ -108,7 +116,7 @@ def main():
                     logging.warning(f"Could not push update to {key.decode('utf-8')}: {str(e)}")
                     continue
         else:
-            logging.debug('IP unchanged.')
+            logging.debug(f'IP unchanged: {current_ip}')
 
         logging.debug('Waiting for next turn')
         time.sleep(os.environ.get("RUN_INTERVAL", 30))