Fixed: can now receive messages after reconnect to MQTT broker

CHANGELOG.md

@@ -10,10 +10,13 @@ All notable changes to this project will be documented in this file.
     Security  : in case of vulnerabilities.
 
 ## [1.0.0] - 2023-01-13
-First working version.
+- First working version.
 
 ## [1.0.1] - 2023-01-14
-Changed: aprs_status (published on the MQTT broker) now returns actual state of transmision (sending, retrying, send or failed) instead if just 'ready' and 'busy'.
+- Changed: aprs_status (published on the MQTT broker) now returns actual state of transmision (sending, retrying, send or failed) instead if just 'ready' and 'busy'.
 
 ## [1.1.0] - 2023-07-08
-Added: APRS nodes can now be polled to get there actual status. An extra section in the YAML configuration file is added for this functionality.
+- Added: APRS nodes can now be polled to get there actual status. An extra section in the YAML configuration file is added for this functionality.
+
+## [1.1.1] - 2024-01-04
+- Fixed: after reconnect to MQTT broker messages from broker were not received.

aprs-mqtt-bridge.py

@@ -164,7 +164,14 @@ def connect_mqtt():
         else:
             print("Failed to connect, return code %d\n", rc)
     # Set Connecting Client ID
-    client = mqtt_client.Client(mqtt.client_id)
+    # After reconnect messages from the MQTT broker where not received.
+    # clean_session: a boolean that determines the client type. 
+    # If True, the broker will remove all information about this client
+    # when it disconnects. If False, the client is a durable client and
+    # subscription information and queued messages will be retained when
+    # the client disconnects.
+    # client = mqtt_client.Client(mqtt.client_id)
+    client = mqtt_client.Client(mqtt.client_id, clean_session=False)
     #client.username_pw_set(username, password)
     client.on_connect = on_connect
     client.connect(mqtt.broker, mqtt.port)
@@ -490,6 +497,7 @@ def run():
 
     
 if __name__ == '__main__':
-    #sys.stdout = sys.stderr = open('debug.log', 'w')
+    sys.stdout = sys.stderr = open('/home/marcel/aprs-mqtt-bridge_debug.log', 'w')
+
     run()