Lots of big companies lock down their IT infrastructure in the internal network, sometimes they even use only locally mirrored repositories. I totally understand this, especially since our...
Get Valid TLS Certificates for Icinga Web Despite a Firewall
Lots of big companies lock down their IT infrastructure in the internal network, sometimes they even use only locally mirrored repositories. I totally understand this, especially since our...
Icinga 2 Meets OpenTelemetry: Native Metrics Export in v2.16
The OTLPMetricsWriter is a new Icinga 2 feature available since v2.16 that exports check plugin performance data as OpenTelemetry-compliant metrics via the OTLP HTTP protocol. With a single configuration object, it connects Icinga 2 to any OTLP-compatible backend like...
Mirroring Icinga Packages in Air-Gapped and Restricted Environments
When hosting in a secure or corporate environment, Internet access is often restricted or blocked completely. While this makes sense from a security point of view, this introduces some challenges. For one, getting software packages. There are usually two approaches to...
IPL: How to use ipl-html
In my previous blogpost I briefly explained the IPL and the tasks that these individual libs can perform. Today I want to explain how our ipl-html lib works and how to use it. This library helps you write HTML in a very simple and safe way. You don't need text...
Authenticating Icinga 2 API Users with TLS Client Certificates
When interacting with the Icinga 2 API, the client is commonly authenticated using a password provided via HTTP basic auth. Icinga 2 also supports a second authentication mechanism: TLS client certificates. This is a feature of TLS that also allows the client to send...
How We Schedule Tasks in PHP at Icinga – A Look Behind the Scenes
When building software like Icinga, some of the most critical operations happen silently in the background. Recurring tasks whether for collecting data, renewing certificates, or generating reports are essential to delivering the functionality our users rely on every...
How to Create Custom-Branded Icinga Reports – Quick Tip
With Icinga Reporting you can create custom SLA reports for hosts and services that are monitored with Icinga. The module for Icinga Web fetches existing data and takes planned downtimes into account. You can filter for certain hosts and services as well as set custom...
Use actual data in Sketch for more realistic mockups
This time I want to show a feature that's not obvious at first sight, but can save a lot of time, when you're intending to create UI mockups with realistic data. Why it is important to test UI concepts with realistic data at a certain point In my opinion it's totally...
Using Sketch Symbols to boost the UI mock up workflow 🚀
As you may have noticed in one of my last posts, I’m not super averse to using Sketch in my daily workflow. Still, for creating UI mock ups, both high low quality, Sketch is the graphics tool, that I feel most comfortable in, because it enables me to work and ideate...
Why Monitoring?
We have decided to make some short educational videos about Icinga, and today we will be releasing the first one: Why Monitoring? In these videos we want to explain the Whys and Whats and Hows around Monitoring in a way that is accessible to anyone who is interested....
How to use path wildcards in Graphite Module
The Graphite module of Icingaweb2 is a great tool for rendering graphs from performance data. The latest version 1.2.0 introduces some bug fixes and new features like dark and light mode support, a lot of new templates, support for path wildcard, etc. The support for...
Parameterizing GitLab CI/CD?
While doing packaging for Icinga, I noticed we have a lot of YAML files describing GitLab pipelines doing very similar jobs. The same build job across different operating systems. That’s wasteful behaviour, which leads to a bigger workload when it comes to modifying...
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