Fabs Kubernetes Installer - Ansible based

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AIO Kubernetes installer (say no to minikube) which can be deployed on bare metal or VMs.

Supported platforms:

• Debian based
• RPM based (Fedora, CentOS, etc)
• Calico CNI

Tested platforms:

• CentOS 8 Stream
• Fedora 32
• Debian

Usage:

Prerequisites

• Ansible 2.9
• Minimum 8 GB of RAM, 3 vCPUs and 25 GB od free disk for AIO demo
• bash
• ssh key pair already installed on the AIO host
• sudo passwordless on the AIO host (similar to cloud instances like in AWS or Openstack)
• kubectl client installed on Ansible controller

Steps

1. Clone this repo
2. Edit the hosts inventory file, follow the template (specify private key file, desired hostname and IP address of the cluster interface)
3. On RPM/DNF based systems execute: ansible-playbook -i hosts prerpm.yaml then REBOOT
4. Execute: ansible-playbook -i hosts install.yaml
5. Playbook will retrieve kubeconfig file to current directory, you should have a matching version installation of kubectl client
6. (Optional) Execute deployDashboard.sh and use the printed token to access Kubernetes UI dashboard
7. (Optional) Execute deployNginxIngress.sh and use NGINX based Ingress with NodePort (bare metal style)

TODO

• Implement multi node cluster deployment
• Formal Documentation

Author

(C) 2020 Fabian Salamanca fabs@yunefo.tech https://www.yunefo.tech