No More Expiration Emails – What Now SSL/TLS certificates are critical for secure communication, and keeping track of their expiration is essential. Until now, Let’s Encrypt has sent email...
Let’s Encrypt Stops Expiration Emails – How to Ensure Your Certificates Stay Valid with SSL Certificate Monitoring
No More Expiration Emails – What Now SSL/TLS certificates are critical for secure communication, and keeping track of their expiration is essential. Until now, Let’s Encrypt has sent email...
Turns any command into a plugin: check_rungrep
Imagine you have one more special thing to monitor. While our Icinga 2 can observe infrastructure of almost any size, it still needs a plugin for each kind of check. Unfortunately not every command meets the monitoring plugin API: exit code 0-3 (ok, warning, critical,...
Managing Multiple Service Instances with a Systemd Generator
When working with systemd services in Linux, you might encounter situations where multiple instances of a service need to be managed dynamically. When I had to develop a solution to monitor multiple Kubernetes clusters with Icinga for Kubernetes, I ran into exactly...
Releasing Icinga Ansible collection v0.3.0
This release of the collection will feature a whole set of possibilities to deploy a complete Icinga 2 environment. Before diving deep into the collection, a quick recap of all roles which were available and which are included in the current release v0.3.0. repos: The...
Figma’s powerful Auto Layout Feature
While it might be different within organizations, most demonstrations of Figma features publicly available use case you can see on the Internet are pretty basic. It makes sense for demonstration purposes, but I’d like to show how I use more complex Auto Layout setups...
Content-Security-Policy: How to add inline CSS to HTML Documents in Icinga Modules
Since the Icinga Web 2.12 release we have added a setting to enable content security policy in Icinga Web. This provides security against Cross-Site Scripting (XSS) attacks when the setting is enabled. This is done by adding Content-Security-Policy in our HTTP...
Releasing Icinga DB Web v1.1
Today we’re announcing the general availability of Icinga DB Web v1.1.0. You can find all issues related to this release on our Roadmap. Please make sure to also check the respective upgrading section in the documentation. Things You Eagerly Waited For Keyboard...
Releasing Icinga Web v2.12
Today we’re announcing the general availability of Icinga Web v2.12.0. You can find all issues related to this release on our Roadmap. Please make sure to also check the respective upgrading section in the documentation. PHP 8.2 Support This release finally adds...
What even is DevRel?
DevRel is short for Developer Relations. Developer Relations is exactly what it means, a marketing policy that prioritizes relationships with developers. In general society, there is a word known as PR (Public Relations); you could say DevRel is the developer version...
IPL: How to use ipl-stdlib and ipl-i18n
In my previous blogpost, I explained how easy it is to validate forms with the ipl-validator. Today we will talk about the following two very useful libraries: Ipl-stdlib: All our libraries are based on this library. It provides many useful features like string...
Migrating to Icinga DB
Although Icinga DB has been around for some time and many customers and users are already using it, there may still be some who are wondering how to upgrade/migrate to Icinga DB. This post will briefly explain the components of the Icinga DB and how to install them in...
Monitor all operating systems with one solution: Icinga 2
We as a company build monitoring software. And we have committed to diversity. It is just logical and consequent for us to apply this principle not only to the people who do the work, but also to the work itself. To the monitoring software we build. Especially to...
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