In my previous blog post, I explained how to build lists using ipl-web widgets. That method will soon be deprecated due to its complexity. With the recent ipl-web release, we have introduced a...
IPL: How to create lists with ipl-web
In my previous blog post, I explained how to build lists using ipl-web widgets. That method will soon be deprecated due to its complexity. With the recent ipl-web release, we have introduced a...
Icinga 2 DSL – Variable Scopes
Ever wondered how Icinga 2 manages all those variables, and how it knows which one to use? In this blog post, we will explore all the different variable scopes in Icinga 2, and by the end, you will know what this mysterious error message means when you see it in your...
How To Pick The Correct Metrics For Your Monitoring
This is a guest blogpost by Adam Sweet from the Icinga Partner Transitiv Technologies. Since this is a longer post, we added a tl;dr at the end. For many, host and application monitoring is an afterthought at the end of a project. Some people don’t think about...
Creating a Business Process and adding it to Dashboard
In this blogpost I will introduce, how to create a business process from monitored hosts and services and how to add them to dashboards. Business Process module is an interesting module in Icinga Web 2. It allows you to visualise and monitor hierarchical business...
Calculating a state over multiple services
These days many setups have a lot of redundancy and you may not want to send notifications during the night, just because one of multiple http servers has a problem. This blog post will show you how to setup a single service with a state combining multiple other...
Debugging Filters and Apply Rules using the Script Debugger
Have you ever been in a situation where something in your Icinga configuration did not work as expected and you ended up doing small changes and reloading Icinga over and over again? This can be especially tricky with apply rules and filters if they don't match the...
Revoke certificate of an Icinga endpoint
A Certificate Revocation List (CRL) is a list of certificates that have been revoked by the issuing Certificate Authority (CA) before their scheduled expiration date. Those certificates should no longer be trusted. A client application such as an Icinga Agent can use...
Using the Icinga Web API
Unfortunately, there is little to no documentation for using the Icinga Web API to perform monitoring actions such as scheduling downtimes. But it's a simple thing and I'll give you a quick example of how to do it. Using the Icinga Web API instead of the Icinga API...
Using Thola for monitoring your network devices
This is a guest blogpost by Alexander Biehl from the Thola development team. --- Once upon a time there was a small company in the south west of Germany that used an old check plugin for monitoring its network devices. But as their network got bigger and bigger over...
Docker: You’ve got mail!
So far we’ve chosen base images for our Icinga 2, Icinga Web 2 and Icinga DB Docker images, further reduced the image size and even taken care for security and comfort. Additionally Eric put all the images together via Docker Compose. But there’s still one little...
How to fetch data from Icinga Web
There are multiple ways to interact programatically with Icinga. Last week Henrik demonstrated how to connect to the Icinga 2 API through the Icinga 2 Console. Working with the Icinga 2 API is probably the most obvious way to interact with Icinga. Still, I would like...
How to connect to the Icinga 2 API via the Icinga Console
Today I will show you a couple of small functions you can use with the Icinga Console. Using the Icinga Console can help with scripting in general and provides a quick and easy-to-use way of extracting information from your Icinga environment. We will take a look at...
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