search

home-climate-control / esphome2influxdb

ESPHome to InfluxDB Gateway
GNU General Public License v3.0
7 stars 0 forks source link

DNS resolution & MQTT broker blackout cause Eclipse Paho MQTT client to die with no way to recover #21

Closed climategadgets closed 1 month ago

climategadgets commented 6 months ago

Trigger Event

DNS server and MQTT broker went down together for hardware upgrade

Expected Behavior

Non-event, keep going as usual after DNS resolution and MQTT broker are back up

Actual Behavior

System rendered inoperable, exception happened within Eclipse Paho internal thread with no callback outside

Exception Trace

2024-02-23 20:07:17,008 ERROR MqttReader MQTT Ping: 57bff499-8b93-4eb0-bbc0-2359dc395d3c [] Lost connection
 org.eclipse.paho.client.mqttv3.MqttException: Timed out waiting for a response from the server
        at org.eclipse.paho.client.mqttv3.internal.ExceptionHelper.createMqttException(ExceptionHelper.java:31) ~[org.eclipse.paho.client.mqttv3-1.2.5.jar:?]
        at org.eclipse.paho.client.mqttv3.internal.ClientState.checkForActivity(ClientState.java:747) ~[org.eclipse.paho.client.mqttv3-1.2.5.jar:?]
        at org.eclipse.paho.client.mqttv3.internal.ClientComms.checkForActivity(ClientComms.java:818) [org.eclipse.paho.client.mqttv3-1.2.5.jar:?]
        at org.eclipse.paho.client.mqttv3.internal.ClientComms.checkForActivity(ClientComms.java:804) [org.eclipse.paho.client.mqttv3-1.2.5.jar:?]
        at org.eclipse.paho.client.mqttv3.TimerPingSender$PingTask.run(TimerPingSender.java:79) [org.eclipse.paho.client.mqttv3-1.2.5.jar:?]
        at java.util.TimerThread.mainLoop(Unknown Source) [?:?]
        at java.util.TimerThread.run(Unknown Source) [?:?]
2024-02-23 20:07:23,141 FATAL MqttReader MQTT Ping: 57bff499-8b93-4eb0-bbc0-2359dc395d3c [] Reconnect failed, giving up
 org.eclipse.paho.client.mqttv3.MqttException: MqttException
        at org.eclipse.paho.client.mqttv3.internal.ExceptionHelper.createMqttException(ExceptionHelper.java:38) ~[org.eclipse.paho.client.mqttv3-1.2.5.jar:?]
        at org.eclipse.paho.client.mqttv3.internal.ClientComms$ConnectBG.run(ClientComms.java:738) ~[org.eclipse.paho.client.mqttv3-1.2.5.jar:?]
        at java.lang.Thread.run(Unknown Source) ~[?:?]
Caused by: java.net.UnknownHostException: <REDACTED>
        at sun.nio.ch.NioSocketImpl.connect(Unknown Source) ~[?:?]
        at java.net.SocksSocketImpl.connect(Unknown Source) ~[?:?]
        at java.net.Socket.connect(Unknown Source) ~[?:?]
        at org.eclipse.paho.client.mqttv3.internal.TCPNetworkModule.start(TCPNetworkModule.java:74) ~[org.eclipse.paho.client.mqttv3-1.2.5.jar:?]
        at org.eclipse.paho.client.mqttv3.internal.ClientComms$ConnectBG.run(ClientComms.java:724) ~[org.eclipse.paho.client.mqttv3-1.2.5.jar:?]
        ... 1 more
climategadgets commented 1 month ago

Invalid as submitted because Eclipse Paho is now gone (#17). Closing, will watch and reopen with updated description if necessary.