Hostname Issue - Unresolved

[cmdshft]

          I'm having the same issue.

[2024-07-05T05:11:11Z INFO  govee::commands::serve] Starting service. version 2024.06.18-dc01fbc7
[2024-07-05T05:11:11Z INFO  govee::commands::serve] Starting LAN discovery
[2024-07-05T05:11:11Z INFO  govee::commands::serve] Waiting 10 seconds for LAN API discovery
[2024-07-05T05:11:21Z INFO  govee::commands::serve] Devices returned from Govee's APIs
Error: Please specify the mqtt broker either via the --mqtt-host parameter or by setting $GOVEE_MQTT_HOST
Stack backtrace:
   0: std::backtrace::Backtrace::create
   1: anyhow::error::<impl anyhow::Error>::msg
   2: govee::service::hass::HassArguments::mqtt_host
   3: govee::commands::serve::ServeCommand::run::{{closure}}
   4: govee::Args::run::{{closure}}
   5: tokio::runtime::park::CachedParkThread::block_on
   6: tokio::runtime::context::runtime::enter_runtime
   7: tokio::runtime::runtime::Runtime::block_on
   8: govee::main
   9: std::sys_common::backtrace::__rust_begin_short_backtrace
  10: std::rt::lang_start::{{closure}}
  11: std::rt::lang_start_internal
  12: main

I am using

GOVEE_MQTT_HOST=127.0.0.1
MQTT_BROKER=127.0.0.1

Log from mqtt shows:

1720154349: mosquitto version 2.0.18 starting
1720154349: Config loaded from /mosquitto/config/mosquitto.conf.
1720154349: Opening ipv4 listen socket on port 1883.
1720154349: Opening ipv6 listen socket on port 1883.
1720154349: Opening websockets listen socket on port 9001.
1720154349: mosquitto version 2.0.18 running
1720154383: New connection from 172.18.0.1:38164 on port 1883.
1720154383: Client auto-9E86C469-4F09-4ABC-73FE-D6C67C1B6B04 disconnected, not authorised.
1720154387: New connection from 172.18.0.1:52334 on port 1883.
1720154387: Client auto-28926D98-795E-37B8-3B1A-DE22E3468355 disconnected, not authorised.
1720154404: New connection from 172.18.0.1:44408 on port 1883.
1720154404: New client connected from 172.18.0.1:44408 as auto-B56393B7-A16C-02CC-1D16-133E160CEC9D (p2, c1, k60, u'cmdshft').
1720154440: Client auto-B56393B7-A16C-02CC-1D16-133E160CEC9D disconnected.
1720154449: New connection from 172.18.0.1:60312 on port 1883.
1720154449: New client connected from 172.18.0.1:60312 as auto-5C1ABB3B-A85C-8D23-A6A1-8E5D348BBF6D (p2, c1, k60, u'cmdshft').
1720154449: Client auto-5C1ABB3B-A85C-8D23-A6A1-8E5D348BBF6D disconnected.
1720154507: New connection from 10.0.0.35:45789 on port 1883.
1720154507: New client connected from 10.0.0.35:45789 as 3Ca219FYluVntBcPtOkhNT (p2, c1, k60, u'cmdshft').
1720154507: Client 3Ca219FYluVntBcPtOkhNT disconnected.
1720154507: New connection from 10.0.0.35:58695 on port 1883.
1720154507: New client connected from 10.0.0.35:58695 as 79gltOgDbn5YKaxR7mnlRq (p2, c1, k60, u'cmdshft').
1720154602: New connection from 10.0.0.35:54077 on port 1883.
1720154602: New client connected from 10.0.0.35:54077 as 5ZRLvDMOtgo142TQ8XhRMO (p5, c1, k60, u'cmdshft').
1720154602: Client 5ZRLvDMOtgo142TQ8XhRMO disconnected.
1720154784: Client 79gltOgDbn5YKaxR7mnlRq disconnected.
1720154784: New connection from 10.0.0.35:57897 on port 1883.
1720154784: New client connected from 10.0.0.35:57897 as 7G7bucucATKXmVOQWNAGVR (p5, c1, k60, u'cmdshft').
1720155199: Client 7G7bucucATKXmVOQWNAGVR disconnected.
1720155199: New connection from 10.0.0.35:36257 on port 1883.
1720155199: New client connected from 10.0.0.35:36257 as 2wUlb8cKUr8isS6FTSDiPT (p5, c1, k60, u'cmdshft').
1720155489: Client 2wUlb8cKUr8isS6FTSDiPT disconnected.
1720155489: New connection from 10.0.0.35:44317 on port 1883.
1720155489: New client connected from 10.0.0.35:44317 as 53HVvguZ8oIzInhBkCciX6 (p5, c1, k60, u'cmdshft').
1720156150: Saving in-memory database to /mosquitto/data//mosquitto.db.

Originally posted by @cmdshft in #217 (comment)

[wez]

Sounds like you need to configure the docker compose file differently, see the example:
https://github.com/wez/govee2mqtt/blob/main/docker-compose.yml#L7-L8

and note the stack.env comment from the top of the screen shot you shared.