MQTT

ETCDIR for sysutils/mqttwarn is not as expected

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I modified my mqttwarn scripts today to ignore some messages. When restarting it, it wouldn’t. No output whatsoever. [20:07 mqtt01 dvl ~] % sudo service mqttwarn restart mqttwarn not running? (check /var/run/mqttwarn/mqttwarn.pid). Starting mqttwarn. [20:07 mqtt01 dvl ~] % sudo ps auwwx | grep warn dvl 4191 0.0 0.0 13836 2408 1 S+J 20:07 0:00.00 grep warn Eventually, I tried running it by hand: [20:08 mqtt01 dvl ~] % sudo /usr/local/bin/mqttwarn Traceback (most […]

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Running net/mosquitto on FreeBSD as non-root and with a different pidfile

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net/mosquitto is an open source (BSD licensed) message broker that implements the MQ Telemetry Transport (MQTT) protocol. I use it for event notification. Related posts: mosquitto: upgrade from 1.x to 2.x requires configuration changes to keep working Using mtqq to create a notification network: mosquitto, mqttwarn, hare, and hared Installing Owntracks recorder on FreeBSD In this post: FreeBSD 13 mosquitto 2.0.10 My configuration Here is what I have in my /etc/rc.conf related to

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mosquitto: upgrade from 1.x to 2.x requires configuration changes to keep working

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I updated net/mosquitto from 1.6.7_1 to 2.0.8 on March 14, 2021. It did not get restarted at that time. It wasn’t until sysutils/anvil brought in a new certificate and attempted to restart mosquitto did the monitoring start detecting the problem: mosquitto wasn’t running. It’s the pid file Looking into it, nothing was logged when starting via rc.d: $ sudo service mosquitto start Starting mosquitto. Starting it from the command line gave useful information:

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Installing Owntracks recorder on FreeBSD

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I went and did a thing. I ported OwnTrack Recorder to FreeBSD. In this post: FreeBSD 12 owntracks/recoder 0.8.4 I refer to owntracks/recorder as ot-recorder. The FreeBSD service is known as otrecorder On FreeBSD, ot-recorder runs as the ot-recorder user, created by the package. I did not want it running as root. ot-recorder installs mosquitto by default, because it needs it’s libraries. That is also the reason why it installs curl. I chose

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Using mtqq to create a notification network: mosquitto, mqttwarn, hare, and hared

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As you read this post, keep in mind that my particular use case of notification on ssh login is not for everyone. It may not appeal to you. In fact, you might find this to be an absolutely ridiculous thing to do. I respect that. I suggest that somewhere within your network there is at least one type of error condition, one urgent situation, one thing that you would like pushed to your

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