Vagrantfile and Scripts to Automate Kubernetes Setup using Kubeadm [Practice Environemnt for CKA/CKAD and CKS Exams]

Documentation

Refer this link for documentation: https://devopscube.com/kubernetes-cluster-vagrant/

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Prerequisites

1. Working Vagrant setup
2. 8 Gig + RAM workstation as the Vms use 3 vCPUS and 4+ GB RAM

Usage/Examples

To provision the cluster, execute the following commands.

git clone https://github.com/scriptcamp/vagrant-kubeadm-kubernetes.git
cd vagrant-kubeadm-kubernetes
vagrant up

PS: change the IP addr in vagrantfile and master script

Set Kubeconfig file varaible.

cd vagrant-kubeadm-kubernetes
cd configs
export KUBECONFIG=$(PWD)/config

or you can copy the config file to .kube directory.

cp config ~/.kube/

Kubernetes Dashboard URL

http://localhost:8001/api/v1/namespaces/kubernetes-dashboard/services/https:kubernetes-dashboard:/proxy/#/overview?namespace=kubernetes-dashboard

Kubernetes login token

Vagrant up will create the admin user token and saves in the configs directory.

cd vagrant-kubeadm-kubernetes
cd configs
cat token

To shutdown the cluster,

vagrant halt

To restart the cluster,

vagrant up

To destroy the cluster,

vagrant destroy -f

Centos & HA based Setup

If you want Centos based setup, please refer https://github.com/marthanda93/VAAS