Kubernetes Installation with kubeadm

Ansible Playbooks to deploy different Kubernetes cluster distributions, originally intended to be installed on Raspberry Pi's.

The following Kubernetes distributions can be deployed:

• K8s
• K3s
• minikube

Requirements

Minimum Ansible requirements:

• ansible-base (2.10.0 or higher)

or

• ansible-core (2.11.0 or higher)

The following Ansible Collections are necessary:

• ansible.posix
• community.general
• community.kubernetes

Missing collections can be installed with the provided requirements.yml file.

ansible-galaxy collection install -r requirements.yml

The target nodes need CentOS 7 as the operating system.
I prepare my Pi cluster with the playbook from this repository: https://github.com/TimGrt/prepare-rpi-hosts

Execution

Adjust the inventory file.

Execute playbook to install K8s:

ansible-playbook -i hosts k8s-install.yml

Execute playbook to install K3s:

ansible-playbook -i hosts k3s-install.yml

Execute playbook to install minikube:

ansible-playbook -i hosts minikube.yml

Author

Created 2020 by Tim Grützmacher