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Posts published in “frontpage”

Creating k3s cluster with Ansible

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https://github.com/gverbist/k3s-ansible Build a Kubernetes cluster using Ansible with k3s. The goal is easily install a Kubernetes cluster on machines running:  Debian  Ubuntu  CentOS on processor architecture:  x64  arm64  armhf System…

Get Rancher up and running

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Thanks Techno Tim for describing this in details. Saved my life multiple times. install helm curl https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3 | bash add helm repo, stable helm repo add rancher-stable https://releases.rancher.com/server-charts/stable create rancher namespace kubectl create namespace…

k3s quickstart

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Prerequisites Additionally to having a bunch of VMs or bare-metal servers, it is also required to have two password-less SSH login and password-less sudo already being setup in order to…

Passwordless SSH Login

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On the host create the private and the public key: ssh-keygen Just hit enter to keep the default values. Usually, I only needs this for some uncritical test- and development-setups…

Passwordless sudo

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When executing commands as another user, then sudo is your friend. Of course, one needs to authenticate correctly. But in day-to-day work it is tedious having to provide the password all the…