Merge pull request #36 from drcrimzon/patch-1

Add MQTT connection error handling
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Blake Blackshear 2019-05-15 07:10:53 -05:00 committed by GitHub
commit 8c924896c5
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@ -25,6 +25,15 @@ def main():
# connect to mqtt and setup last will
def on_connect(client, userdata, flags, rc):
print("On connect called")
if rc != 0:
if rc == 3:
print ("MQTT Server unavailable")
elif rc == 4:
print ("MQTT Bad username or password")
elif rc == 5:
print ("MQTT Not authorized")
else:
print ("Unable to connect to MQTT: Connection refused. Error code: " + str(rc))
# publish a message to signal that the service is running
client.publish(MQTT_TOPIC_PREFIX+'/available', 'online', retain=True)
client = mqtt.Client()