Rancher is a complete software stack for teams adopting containers. It addresses the operational and security challenges of managing multiple Kubernetes clusters, while providing DevOps teams with integrated tools for running containerized workloads.

Prerequisites:
1. Private Docker Registry: To Push rancher images to that registry from machine-1. (Ref:
https://vineetcic.medium.com/create-own-docker-registry-with-gui-using-harbor-9e63f38f8753)
2. A machine-1…

The Tuleap Community Edition docker image allows you to test Tuleap quickly by skipping the installation and customization part. It gives you a fully working Tuleap in minutes with everything preconfigured with sensible defaults.

Prerequisites:

The following sections assume that you are going to run the Tuleap container as the only…

1. Copy Data From a Pod to Local Machine:

kubectl cp <some-namespace>/<some-pod>:/tmp/foo /tmp/bar
and just vice versa i.e. from local machine to POD
kubectl cp /tmp/bar <some-namespace>/<some-pod>:/tmp/foo

2. Display Pod Details Only three Columns (NodeName, POD name, Name space)

kubectl get pods --all-namespaces --output ‘jsonpath={range .items[*]}{.spec.nodeName}{“ “}{.metadata.namespace}{“\t “}{.metadata.name}{“\n”}{end}’

3. Display…

Registering a Runner is the process that binds the Runner with a GitLab instance.

Before registering a Runner, you need to first:

  • Install it on a (bare metal server or on docker container ) server separate than where GitLab is installed on
  • Obtain a token for a shared or specific…

Ansible ad hoc commands are great for tasks you repeat rarely. For example, you could execute a quick one-liner in Ansible without writing a playbook. An ad hoc command looks like this:
$ ansible [pattern] -m [module] -a "[module options]"

Some Examples are given Below:

  1. Ansible ad-hoc against ‘all’ hosts…

Vineet Kumar

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