root@weewx:/# sudo journalctl -u mosquitto -n 50

Sep 29 15:31:52 weewx mosquitto[542060]: 1695994312: Loading config file
/etc/mosquitto/conf.d/myconfig.conf

Sep 29 15:31:52 weewx systemd[1]: *mosquitto.service: Main process exited,
code=exited, status=1/FAILURE*

Sep 29 15:31:52 weewx systemd[1]: *mosquitto.service: Failed with result
'exit-code'.*

Sep 29 15:31:52 weewx systemd[1]: *Failed to start Mosquitto MQTT Broker.*

Sep 29 15:31:52 weewx systemd[1]: mosquitto.service: Scheduled restart job,
restart counter is at 5.

Sep 29 15:31:52 weewx systemd[1]: Stopped Mosquitto MQTT Broker.

Sep 29 15:31:52 weewx systemd[1]: *mosquitto.service: Start request
repeated too quickly.*

Sep 29 15:31:52 weewx systemd[1]: *mosquitto.service: Failed with result
'exit-code'.*

Sep 29 15:31:52 weewx systemd[1]: *Failed to start Mosquitto MQTT Broker.*

Sep 29 15:32:18 weewx systemd[1]: Starting Mosquitto MQTT Broker...

Sep 29 15:32:18 weewx mosquitto[542113]: 1695994338: Loading config file
/etc/mosquitto/conf.d/myconfig.conf

Sep 29 15:32:18 weewx systemd[1]: *mosquitto.service: Main process exited,
code=exited, status=1/FAILURE*

Sep 29 15:32:18 weewx systemd[1]: *mosquitto.service: Failed with result
'exit-code'.*

Sep 29 15:32:18 weewx systemd[1]: *Failed to start Mosquitto MQTT Broker.*

Sep 29 15:32:18 weewx systemd[1]: mosquitto.service: Scheduled restart job,
restart counter is at 1.

Sep 29 15:32:18 weewx systemd[1]: Stopped Mosquitto MQTT Broker.

Sep 29 15:32:18 weewx systemd[1]: Starting Mosquitto MQTT Broker...

Sep 29 15:32:18 weewx mosquitto[542119]: 1695994338: Loading config file
/etc/mosquitto/conf.d/myconfig.conf

Sep 29 15:32:18 weewx systemd[1]: *mosquitto.service: Main process exited,
code=exited, status=1/FAILURE*

Sep 29 15:32:18 weewx systemd[1]: *mosquitto.service: Failed with result
'exit-code'.*

Sep 29 15:32:18 weewx systemd[1]: *Failed to start Mosquitto MQTT Broker.*

Sep 29 15:32:18 weewx systemd[1]: mosquitto.service: Scheduled restart job,
restart counter is at 2.

Sep 29 15:32:18 weewx systemd[1]: Stopped Mosquitto MQTT Broker.

Sep 29 15:32:18 weewx systemd[1]: Starting Mosquitto MQTT Broker...

Sep 29 15:32:18 weewx mosquitto[542125]: 1695994338: Loading config file
/etc/mosquitto/conf.d/myconfig.conf

Sep 29 15:32:18 weewx systemd[1]: *mosquitto.service: Main process exited,
code=exited, status=1/FAILURE*

Sep 29 15:32:18 weewx systemd[1]: *mosquitto.service: Failed with result
'exit-code'.*

Sep 29 15:32:18 weewx systemd[1]: *Failed to start Mosquitto MQTT Broker.*

Sep 29 15:32:18 weewx systemd[1]: mosquitto.service: Scheduled restart job,
restart counter is at 3.

Sep 29 15:32:18 weewx systemd[1]: Stopped Mosquitto MQTT Broker.

Sep 29 15:32:18 weewx systemd[1]: Starting Mosquitto MQTT Broker...

Sep 29 15:32:18 weewx mosquitto[542130]: 1695994338: Loading config file
/etc/mosquitto/conf.d/myconfig.conf

Sep 29 15:32:18 weewx systemd[1]: *mosquitto.service: Main process exited,
code=exited, status=1/FAILURE*

Sep 29 15:32:18 weewx systemd[1]: *mosquitto.service: Failed with result
'exit-code'.*

Sep 29 15:32:18 weewx systemd[1]: *Failed to start Mosquitto MQTT Broker.*

Sep 29 15:32:19 weewx systemd[1]: mosquitto.service: Scheduled restart job,
restart counter is at 4.

Sep 29 15:32:19 weewx systemd[1]: Stopped Mosquitto MQTT Broker.

Sep 29 15:32:19 weewx systemd[1]: Starting Mosquitto MQTT Broker...

Sep 29 15:32:19 weewx mosquitto[542136]: 1695994339: Loading config file
/etc/mosquitto/conf.d/myconfig.conf

Sep 29 15:32:19 weewx systemd[1]: *mosquitto.service: Main process exited,
code=exited, status=1/FAILURE*

Sep 29 15:32:19 weewx systemd[1]: *mosquitto.service: Failed with result
'exit-code'.*

Sep 29 15:32:19 weewx systemd[1]: *Failed to start Mosquitto MQTT Broker.*

Sep 29 15:32:19 weewx systemd[1]: mosquitto.service: Scheduled restart job,
restart counter is at 5.

Sep 29 15:32:19 weewx systemd[1]: Stopped Mosquitto MQTT Broker.

Sep 29 15:32:19 weewx systemd[1]: *mosquitto.service: Start request
repeated too quickly.*

Sep 29 15:32:19 weewx systemd[1]: *mosquitto.service: Failed with result
'exit-code'.*

Sep 29 15:32:19 weewx systemd[1]: *Failed to start Mosquitto MQTT Broker.*

Sep 29 15:36:37 weewx systemd[1]: Starting Mosquitto MQTT Broker...

Sep 29 15:36:37 weewx mosquitto[542525]: 1695994597: Loading config file
/etc/mosquitto/conf.d/myconfig.conf

Sep 29 15:36:37 weewx systemd[1]: Started Mosquitto MQTT Broker.


Mosquitto has issues with reading my mosquitto/conf.d/myconfig.conf when
the certificates are active.

It works fine when certificates are commanded out ...




On Fri, Sep 29, 2023 at 3:41 PM Graham Eddy <[email protected]> wrote:

> try sudo journalctl -u mosquitto -n 50 to see the log messages (or sudo
> tail -50 /var/log/mosquitto/* if it puts them there instead)
> *⊣GE⊢*
>
> On 29 Sep 2023, at 11:35 pm, Stefan Gliessmann <
> [email protected]> wrote:
>
> I am trying to get my weather station web presence secure with https://
> Therefore, I also need my MQTT server be secure via SSL.
>
> I followed the setup by
> https://obrienlabs.net/how-to-setup-your-own-mqtt-broker/
>
> I received my certificates from Let's encrypt and edited my mosquitto
> config file accordingly:
>
>   GNU nano 6.2             /etc/mosquitto/conf.d/myconfig.conf
>
> persistence false
> allow_anonymous true
> #allow_zero_length_clientid true
> password_file /etc/mosquitto/passwd
> acl_file /etc/mosquitto/acl
> # mqtt
> #listener 1883 localhost
> listener 8883
> certfile /etc/letsencrypt/live/weewx.bz3gfkrlqtrsc3sv.myfritz.net/cert.pem
> cafile /etc/letsencrypt/live/weewx.bz3gfkrlqtrsc3sv.myfritz.net/chain.pem
> keyfile /etc/letsencrypt/live/
> weewx.bz3gfkrlqtrsc3sv.myfritz.net/privkey.pem
> tls_version tlsv1.2
> protocol mqtt
> # websockets
> listener 9001
> certfile /etc/letsencrypt/live/weewx.bz3gfkrlqtrsc3sv.myfritz.net/cert.pem
> cafile /etc/letsencrypt/live/weewx.bz3gfkrlqtrsc3sv.myfritz.net/chain.pem
> keyfile /etc/letsencrypt/live/
> weewx.bz3gfkrlqtrsc3sv.myfritz.net/privkey.pem
> protocol websockets
>
> every time I reboot now mosquitto, I get an error by mosquitto:
>
> root@weewx:/# sudo systemctl restart mosquitto.service
> Job for mosquitto.service failed because the control process exited with
> error code.
> See "systemctl status mosquitto.service" and "journalctl -xeu
> mosquitto.service" for details.
> root@weewx:/# sudo systemctl status mosquitto.service
> *×* mosquitto.service - Mosquitto MQTT Broker
>      Loaded: loaded (/lib/systemd/system/mosquitto.service; enabled;
> vendor preset: enabled)
>      Active: *failed* (Result: exit-code) since Fri 2023-09-29 15:32:19
> CEST; 1s ago
>        Docs: man:mosquitto.conf(5)
>              man:mosquitto(8)
>     Process: 542132 ExecStartPre=/bin/mkdir -m 740 -p /var/log/mosquitto
> (code=exited, status=0/SUCCESS)
>     Process: 542133 ExecStartPre=/bin/chown mosquitto /var/log/mosquitto
> (code=exited, status=0/SUCCESS)
>     Process: 542134 ExecStartPre=/bin/mkdir -m 740 -p /run/mosquitto
> (code=exited, status=0/SUCCESS)
>     Process: 542135 ExecStartPre=/bin/chown mosquitto /run/mosquitto
> (code=exited, status=0/SUCCESS)
>     Process: 542136 ExecStart=/usr/sbin/mosquitto -c
> /etc/mosquitto/mosquitto.conf *(code=exited, status=1/FAILURE)*
>    Main PID: 542136 (code=exited, status=1/FAILURE)
>         CPU: 22ms
>
> Sep 29 15:32:19 weewx systemd[1]: mosquitto.service: Scheduled restart
> job, restart counter is at 5.
> Sep 29 15:32:19 weewx systemd[1]: Stopped Mosquitto MQTT Broker.
> Sep 29 15:32:19 weewx systemd[1]: *mosquitto.service: Start request
> repeated too quickly.*
> Sep 29 15:32:19 weewx systemd[1]: *mosquitto.service: Failed with result
> 'exit-code'.*
> Sep 29 15:32:19 weewx systemd[1]: *Failed to start Mosquitto MQTT Broker.*
> root@weewx:/#
>
> Once I command the certificates out, mosquitto starts up fine.
>
> I double checked that the certificates can be read by everybody.
>
> Any clue what else I check for?
>
> TIA,
> Stefan
>
>
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