Ansible playbooks for Kubernetes setup

Prerequisites

• Ansible
• VM or real machine with freshly installed Debian OS

Setup a cluster

1. Setup SSH connection to master and worker nodes
2. Add nodes hosts to the /etc/ansible/hosts:

[master_nodes]
master-node-host ansible_user=kubernetes
[worker_nodes]
worker-node-host1 ansible_user=kubernetes
worker-node-host2 ansible_user=kubernetes
worker-node-host3 ansible_user=kubernetes

1. Run kubernetes-cluster.yml playbook to setup Kubernetes cluster:

```shell script
ansible-playbook kubernetes-cluster.yml

## Setup a single-node cluster
```shell script
ansible-playbook kubernetes-cluster-single-node.yml -e target=master-node-host -u kubernetes