Creating a local K8S cluster to experiment with and help me pass CKA Exames

• k8s playground
  • Table of Contents
  • VirtualBox
  • Specs
  • Ubuntu Autoinstall Config
  • Makefile
  • Useful links

To start your experiments with k8s you need to install locally VirtualBox

Follow the Download section

Each node will have:

• 10GB HDD
• 8GB RAM
• 2 CPU Core
• 2 Network Cards
• 16MB RAM for VMSVGA

• Ubuntu Autoconfig

The bellow command will try to create VirtualBox instances and configure them.

The default number of Nodes is 4

make cluster

The bellow command will download if doesnt exists ubuntu server 22.04 and will try to install it on specific node.

make ubuntu node=1..N

• https://www.virtualbox.org/manual/ch08.html
• https://gist.github.com/estorgio/0c76e29c0439e683caca694f338d4003
• https://askubuntu.com/questions/481559/how-to-automatically-mount-a-folder-and-change-ownership-from-root-in-virtualbox
• https://ubuntu.com/server/docs/install/autoinstall
• https://dustinspecker.com/posts/ubuntu-autoinstallation-virtualbox/
• https://gist.github.com/bitsandbooks/6e73ec61a44d9e17e1c21b3b8a0a9d4c
• https://manintheit.org/posts/automation/ubuntu-autoinstall/

• https://www.cncf.io/certification/training/