You just finished a long interactive rebase. You hit enter. Your commit history looks… wrong. There is a bunch of things that could go wrong: messed up an interactive rebase accidentally ran git...
How to undo Git reset hard?
You just finished a long interactive rebase. You hit enter. Your commit history looks… wrong. There is a bunch of things that could go wrong: messed up an interactive rebase accidentally ran git...
Understanding Namespaces in Icinga 2 DSL
Last time, we explored the concept of variable scopes in Icinga 2, which help you manage and organize your DSL configurations effectively. As promised, today we'll dive into another, how shall I say, advanced topic: Namespaces in Icinga 2. What are Namespaces?...
Integrating Prometheus Metrics into Icinga Using check_prometheus
Introduction This article explains how to integrate metrics from Prometheus into Icinga checks using the check_prometheus plugin. There can be multiple reasons why this could be desired: Maybe you have different teams with their own monitoring systems, and you need to...
Icinga Notifications Web: Schedule configuration
A few weeks ago, we released the first beta version of the Icinga Notifications Web module. The Configuration tab provides the option to create schedules that can be used as recipients for notifications. What is a Schedule and how does it work? A schedule is a...
Getting Started With Icinga Notifications
Icinga Notifications and Icinga Notifications Web just celebrated their first beta release. This post will try to help you get started by explaining concepts and configurations.
Effective Monitoring Strategy: 10 Tips for Success
As a software developer in training at Icinga, I've learned a lot about the nuances and importance of monitoring systems. Effective monitoring is critical for maintaining the health, performance and security of any infrastructure or application. Here are ten essential...
Native Binaries with PHP
There is always a big debate about whether interpreted or compiled languages are more useful. I think it is important to look at the pros and cons. Both language types have their strengths and weaknesses. While interpreted languages are great for maintaining and...
Making Use of Previous State in Icinga2 Check Commands
When writing a custom check plugin for Icinga 2, there are situations where in addition to observing the current state of a system, taking the past into account as well can be helpful. A common case for this is when the data source provides counter values, i.e. values...
Monitoring the Unknown in the Service Manager
Nearly every operating system comes with at least one kind of service management. On a Unix-based operating system, this is historically part of the init system. While the specific tools have matured over time and there are changes between operating systems, they are...
Tutorial Videos on How to write your own Icinga Web module on YouTube!
Have you ever wanted to extend the functionality of Icinga Web to suit your specific needs, but didn't know where to start? Well, you're in luck! Last week, we released a series of tutorial videos on YouTube, hosted by Markus Opolka, Senior Consultant at NETWAYS,...
Icinga 2 API and debug console
Have you ever experienced configuration issues, such as notifications not being sent as expected or apply rules not matching all expected objects, probably due to an incorrectly set custom variable? Icinga 2 has several options to assist you in such situations. Last...
IPL: How to use ipl-web
In my ongoing blogpost series about the Icinga PHP library, I am briefly explaining what the individual components of this library do and how easily you can use them in your project. In my previous blog post, i already covered the ipl-html and explained how easy it is...
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