Moving an Icinga 2 master to a new machine requires careful preparation, especially in a master-to-master high availability setup. In production environments, such migrations are often part of...
How to Migrate an Icinga 2 Master in a High Availability Setup
Moving an Icinga 2 master to a new machine requires careful preparation, especially in a master-to-master high availability setup. In production environments, such migrations are often part of...
Sync Your Users Into Icinga Notifications: Introducing the Contacts/Groups API
If you’ve ever onboarded a teammate at 4:57 PM on a Friday (or offboarded one at 4:58 PM… ), you know the pain: keeping notification contacts and groups up to date is work. With the Icinga Notifications REST API, you can automate that and avoid drift. That’s why I’m...
Releasing Icinga 2 v2.15.2, v2.14.8, v2.13.14 and Icinga for Windows v1.13.4, v1.12.4, v1.11.2
Toady, we are releasing multiple new versions of Icinga 2 and Icinga for Windows, all of them fixing a file permission issue present in all installations on Windows. Impact The following paths were created without setting proper permissions, allowing all local users...
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...
What are infrastructure monitoring metrics?
Nowadays businesses rely heavily on robust and resilient infrastructure to deliver uninterrupted services to their customers. This includes things like servers, databases, and cloud-based systems. It's important to monitor the health and performance of this...
The most important infrastructure monitoring requirements
When setting up new monitoring software or migrating, it's important to have a strong backbone in place for the systems, so you can cover as many services with as little manual burden as possible. Of course, defining the resources - like HTTP, SSH, etc. services or...
A Short Overview: GitLab Tokens
During my recent work on extending our GitLab packaging capabilities, I came across various types of tokens that can be used to authenticate users, services, and pipelines while using GitLab CI/CD. Each token has its unique features and use cases that can help ensure...
Feedback Week & Community Call
It's here! We're starting today! The Icinga Feedback Week: an entire week dedicated to you, as well as honoring those that are dedicated to the community. By asking you questions and getting your answers, we’re gathering your thoughts and feedback, which are very...
Why is Icinga called Icinga?
It's the year 2009, a nice weekend in late spring and a small group of monitoring enthusiasts comes together to discuss how to move forward with the idea of forking Nagios. Plans were made to make it faster, easier, more scalable, and simply better. Of course, such a...
Why Open Source Cloud Monitoring?
When operating a larger business or project, one problem comes quickly apparent: How can I know that my servers and their applications are up and the performance is good across the board? The answer is, of course, monitoring software. But why someone should consider...
Icinga DB Web deep custom variable filter
In this blog post I will introduce you to filtering, based on deep custom variables in Icinga DB Web. In Icinga Web 2 monitoring module, it is not possible to filter deep custom variables. Example of deep custom variables involving dictionaries and arrays: vars.dummy...
List View in Icinga DB Web
Similar, to the monitoring module in Icinga Web, Icinga DB Web also provides list views for hosts and services to provide the most common columns to reduce the backend query load. The columns URL parameter is used to provide the columns that are needed for the list...
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