Mosquitto: Update to v2.1

As part of this weekend’s regular service update, I also came across Mosquitto’s new 2.1.2 release. This is my tale… I’m using Mosquitto as the MQTT broker for my IoT thermostats and smart plugs. If you’re interested, you can find more details on my setup in this and this post. The changelog of the new release contained a few interesting points: The acl_file option is deprecated in favour of the acl-file plugin, which is the same code but moved into a plugin. The acl_file option will be removed in 3.0. The password_file option is deprecated in favour of the password-file plugin, which is the same code but moved into a plugin. The password_file option will be removed in 3.0. I’m using both of these options, so because I was doing the update on a lazy Sunday morning instead of Friday evening after work, I decided to be a good sysadmin and replace the acl_file and password_file options now, instead of waiting for the update where they’re ultimately getting removed. ...

March 1, 2026 · 3 min · Michael
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Bite Sized: Some K8s Logging Changes

While working on the logging setup for my Grafana, Loki and CloudNativePG deployments, I found that there were some things I disliked about my original k8s logging setup, which I described here. This is the start of a kind of post where I try to keep the reading time reasonably short. Whenever I prefix a post with “Bit Sized:”, you can expect a short one. I’m trying to wean myself off of the incredibly long, meandering posts I seem to keep putting out. ...

April 4, 2024 · 9 min · Michael