In this article I am going to satisfy my curiosity regarding how variables work in Ansible roles.An Ansible role is a set of reusable resources, such as tasks, handlers and templates that can be used from Ansible playbooks. As a software developer, I would perhaps compare roles to subroutines – neither can be used in… Read More »
In this article I will show how I added disk-space metrics to the set of default metrics made available for scraping by Prometheus. There are a few ways to accomplish this but I have chosen to use data from the Spring Boot Actuator health data. A complete Spring Boot application with disk-space metrics is available… Read More »
In this my third GitLab-related article I will show how I set up a CI/CD pipeline in GitLab CE for Maven-based applications that can produce, scan Docker images for release versions of the application. When I set out to create this pipeline, little did I know that I would also need to define a Git… Read More »
In this article I will show how I added a GitLab runner with a Docker executor to my original GitLab CE setup. This type of GitLab runner will allow me to run GitLab jobs in containers created from Docker images. Almost a year ago I wrote an article about running GitLab CE in a Docker… Read More »
I have wanted to set up a Git repository of my own for some time now. Not just for the sake of source code version control, but also for other purposes that I plan to write about on this blog in the future. In this article I will show how to set up a local… Read More »
The other day I ran out of diskspace in a server on which I ran a Mule 3.7 instance. After some searching I found some quite large files in the $MULE-HOME/bin directory which turned out to be heap-dump files. The cause for this turned out to be an additional wrapper parameter that is present in… Read More »