Nextcloud Social Login with Gitlab
This example shows one way to configure GitLab as an OpenID Connect (OIDC) identity provider, so that only members a specific GitLab group are allowed to login.
Paradigm shift in the handling of data
The handling of private data is the subject of controversial public debate. Everyone expresses concerns about the handling of private data, but most people pass it on to third parties via social media without hesitation. A controversy that is often left hanging in the air.
Add Prometheus instance variable to Grafana query
Prometheus stores the instance or host name for every metric. If you want to filter your dashboard data based on the instance name you need a Grafana variable.
IT monoculture in administration
The pressure on working methodology in public administrations and institutions is increasing. Innovation and creativity are required. A prime example was the Federal Office of Public Health (FOPH). Last summer, there was a call for the systematic collection of statistics on corona case numbers. At the time, the main means of communication at the FOPH was fax.
Move Docker data directory to new location
The standard data directory used for docker is /var/lib/docker, and since this directory will store all your images, volumes, etc. it can become quite large.
Parse URL in shell script
Use the bash script below to extract any segment of an URL. For example you can use it like this parse-url https://www.example.com subdomain,proto and get the subdomain and protocol of the url as reponse.
Postgres connection URI password fails
With the psql command line tool you can either pass the connection credentials as parameters or simply as one connection string.
The general form for a connection URI is:
postgresql://\[user\[:password\]@\]\[host\]\[:port\]\[,...\]\[/dbname\]\[?param1=value1&...\]
While developing an Odoo module I could no longer execute queries using connections URIs. I always got the error psql: error: FATAL: password authentication failed for user "odoo".
Upgrade Keycloak Docker container
Upgrading Keycloak is not so difficult as supports automatically migrating the database to a new version.
Nonetheless, Keycloak is a critical piece of software in every infrastructure. Under no circumstances you want the upgrade to fail. I will show you some upgrade preparations for a docker-based setup that ensure you can restore the service in the worst case scenario.
Some thoughts on stress
How are you? Are you stressed?
Stupid question! Of course I am. I am f!*$&ng stressed all the time!
Not a nice way to start a blog post. But for me it also not a nice topic. This post is a ongoing series about the challenges of being self-employed.
Manage Vercel DNS records with Ansible
At Mint System we are using Ansible extensively to configure our infrastructure and services. From setting up new hosts up to deploying a customer specific customization for an application, all is managed by Ansible. Only one piece was missing. Until recently we could not update DNS records automatically.