In my last TIL I talked about how to set additional security headers for Gitlab. But I also had to do this for other applications I was supporting, where it was more straight-forward to do it (meaning: with code).

I needed to set the access-control-allow-origin header in the other applications …

Recently, I had to configure some security headers in GitLab. GitLab uses Nginx as its web server, and it allows for easy configuration changes for some settings. For instance, enabling HTTP to HTTPS redirection can be done simply by setting nginx['redirect_http_to_https'] = true in the gitlab.rb configuration file.

However …

Recently I had to create a Helm-Chart (still not a fan of it, at all!) where the image was different depending on if the helm-chart was used for local development or used in production.

I had to resort to using an if-else-condition that I put into the _helpers.tpl-file …

Recently, I found myself needing to incorporate a CODEOWNERS-file to multiple repositories within our Github organization. The objective was to automatically reviewers for pull-requests. And codeowners are a perfect tool for this. This way every colleague in our company can join our Github organization and get write-access to the …

Since I spent some time today on this, I’d rather write it down. Creating a Prometheus datasource that uses Azure Authentication was not straight forward.

Here’s the end result:

---
- name: Create a datasource in Grafana
  hosts: localhost
  gather_facts: false
  tasks:
    - name: Create prometheus datasource
      community.grafana.grafana_datasource:
        name …