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Delayed service notifications in Icinga2

Icinga2 is used for monitoring my infrastructure. Some services are more noisy than others, and generate a lot of unnecessary warnings in a short time. A delayed notification rule is used to only raise alarms when the service is not OK for a prolonged period of time.

How to configure notifications in Icinga2 Director

I'm using Icinga2 for a long time, but recently installed a new system and using Director for the first time. I know how to configure notifications in Icinga2 config files, but getting them working in Director (with Director options only) is a bit of a challenge. Here is a step-by-step to get simple mail notifications working. From there it should be easier to configure more advanced notifications.

Audio reminders in openHAB

A while ago someone mentioned “reminders” used in their home audio system, and I took that idea and implemented something similar in openHAB.

The basic idea is that I can send scheduled notifications to any audio sink openHAB is using, possibly more than one audio sink for one message. Also I want to differentiate between a simple audio sound, and text output.