Cheat Sheet for DevOps: .gitlab-ci.yml (GitLab)

In this series, I proposes cheatsheets for DevOps . This one is about the .gitlab-ci.yml file of GitLab.

Pipeline structure

Use git submodules to share files between multiple git repositories

In this series, I show how to use submodules in git to share files between multiple git repositories.

First, let’s setup the DemoSubModule and the DemoModule repositories.

Learn Kubernetes: Deploy a mysql DB

In this story, I will show how to deploy a MySQL database on Kubernetes. We will use a service, a deployment. We will start with a replica 1 then scale up to replicas 4.

Learn Kubernetes: ConfigMap — Inject the values of a ConfigMap in a container as a volume

In this series of stories, you will learn how to use Kubernetes. Today, let’s inject the values of a ConfigMap in a container as a volume.

Cheatsheets for DevOps: Terraform

In this series, I proposes cheatsheets for DevOps. This one is about Terraform.

Setup

Install auto-completion:

terraform -install-autocomplete

Cheat Sheet for DevOps: Kubernetes

In this series, I proposes cheatsheets for DevOps . This one is about Kubernetes.

Cluster management

Display information of the cluster

kubectl cluster-info

Learn Kubernetes: ConfigMap — Multiple ways to modify a ConfigMap

In this series of stories, you will learn how to use Kubernetes. Today, let’s see multiple ways to modify a ConfigMap.

Create a dynamic git commit message template

Commit message templates are very important in some situations, for example if you want to create automatically change logs by extracting the changes from the git commits. In this story, we will see how to create a dynamic commit message template.

Learn Kubernetes: ConfigMap — Inject the values of a ConfigMap in a container as environment variables

In this series of stories, you will learn how to use Kubernetes. Today, let’s see how to inject the values of a ConfigMap in a container as environment…