Workshop about operating #GitLab (German)
Published on 23 Nov 2023Part of my daily work is operating a GitLab instance for our development teams. Based on this experience I held a workshop for heise Academy to share my knowledge.
My contributions at ContainerConf 2023 #ConCon2023 #GitLab #Renovate #OCI
Published on 16 Nov 2023I recently attended this year’s ContainerConf in Mannheim. I was awesome meeting old and new friends and talking all things containers. I had the pleasure to contribute a full-day workshop about CI/CD with GitLab as well as a talk about using container registries for generic artifacts with and without OCI 1.1 and another one about automatically updating dependencies using Renovate.
Webinar Series about #Kubernetes - Part 4: Kubernetes absichern (German)
Published on 03 Nov 2023I have started a new webinar series with heise Academy about Kubernetes - in German. After the first part called “Kubernetes verstehen”, the part 2 called “Kubernetes automatisieren” and the part 3 called “Kubernetes überwachen”, this is part 4 called “Kubernetes absichern”.
Webinar Series about #Kubernetes - Part 3: Kubernetes überwachen (German)
Published on 25 Oct 2023I have started a new webinar series with heise Academy about Kubernetes - in German. After the first part called “Kubernetes verstehen” and the part 2 called “Kubernetes automatisieren”, this is part 3 called “Kubernetes überwachen”. Part 4 will be “Kubernetes absichern”.
Parsing complex data structures using #jq
Published on 19 Oct 2023When working with infrastructure-as-code, you have process data structures to filter, extract or transform data. How such a task develops is highly dependent on the complexity of the data structures as well as the level of nested arrays and hashes. This post shows you examples how to use yq and jq to parse them.
Webinar Series about #Kubernetes - Part 2: Kubernetes automatisieren (German)
Published on 18 Oct 2023I have started a new webinar series with heise Academy about Kubernetes - in German. After the first part called “Kubernetes verstehen”, this is part 2 called “Kubernetes automatisieren”. Part 3 will be “Kubernetes überwachen” and part 4 will be “Kubernetes absichern”.
Webinar Series about #Kubernetes - Part 1: Kubernetes verstehen (German)
Published on 11 Oct 2023I have started a new webinar series with heise Academy about Kubernetes - in German. This is about the first part called “Kubernetes verstehen”. Part 2 will be “Kubernetes automatisieren”, part 3 will be “Kubernetes überwachen” and part 4 will be “Kubernetes absichern”.
What container images look like in the registry - testing media types and more
Published on 05 Oct 2023BuildKit has added many features to building container images. The resulting images will look very differently in the registry. This post will focus on the layout of the manifests stored in the registry when switching media types, building multi-arch images or adding prevenance (e.g. SBOM).
Talk about docker-setup at #Docker #Meetup #Freiburg
Published on 22 Jun 2023I gave a talk at Docker Meetup Freiburg about my pet project docker-setup.
Webinar Series about #Kubernetes - Part 4: Supply Chain Security (German)
Published on 16 May 2023I have started a new webinar series with heise Academy about Kubernetes security. This is about the fourth part called supply chain security. Part 1 was about Platform-as-a-Service, part 2 was about policies and part 3 was about policies.
