Fixed crash after receiving empty APRS payload

CHANGELOG.md

@@ -10,6 +10,7 @@ All notable changes to this project will be documented in this file.
     Security  : in case of vulnerabilities.
 
 ## [1.0.0] - 2023-12-08
+
 - First working version.
 
 ## [1.1.0] - 2023-12-18
@@ -25,3 +26,7 @@ All notable changes to this project will be documented in this file.
 ### Fixed:
 - Filters out digital status bit messages (send by node when given comand 06). This command is never issued by this program. But other programs might do. Tese messages were interpreted as telemetry data. But not any more.
 
+## [1.1.2] - 2024-01--8
+
+### Fixed
+- In parsePacket(string): Occasionally a bad APRS packet is received causing the program to crash with an "IndexError: list index out of range". Fix: check if index IS out of range before copying it to payload

aprs_telemetry_to_mqtt.py

@@ -181,7 +181,11 @@ def parsePacket(string):
             source = listAddress[1]
             destination = listAddress[0]
             digipeaters = listAddress[2:]
-            payload = buffer[1]
+            # Occasionally a bad packet is received causng the program to crash with an "IndexError: list index out of range". Fix: check if index IS out of range before copying it to payload
+            if len(buffer) > 1:
+                payload = buffer[1]
+            else:
+                payload = 'NOT VALID'
         else:
             # If there was an error decoding the address we return save values which will be ignored by the rest of the program
             source = 'NOCALL'
@@ -382,5 +386,7 @@ def run():
     
 if __name__ == '__main__':
     #sys.stdout = sys.stderr = open('debug.log', 'w')
+    sys.stdout = sys.stderr = open('/home/marcel/aprs_telemetry_to_mqtt_debug.log', 'w')
+
     run()