📂  Repository structure

The Git repository contains the following directories under cluster and are ordered below by how Flux will apply them.

• flux directory is the entrypoint to Flux
• bootstrap directory contains a simple Kustomize resource to deploy Flux to an empty cluster
• apps directory is where my common applications (grouped by namespace) are placed.

cluster
├── apps
├── bootstrap
└── flux

🔧  Tools

Tool	Purpose
ansible	Preparing Ubuntu for Kubernetes and installing k3s
flux	Operator that manages your k8s cluster based on your Git repository
go-task	A task runner / simpler Make alternative written in Go
sops	Encrypts k8s secrets with GnuPG

💻 Nodes

Node	Hostname	RAM	Storage	Function	Operating System
Raspberry Pi 4 Model B	w1	8GB	64GB SSD	Kube Worker	Ubuntu 22.04 LTS
Raspberry Pi 4 Model B	w2	8GB	64GB SSD	Kube Worker	Ubuntu 22.04 LTS
Raspberry Pi Compute Module 4	w7	8GB	32GB eMMC	Kube Worker	Ubuntu 22.04 LTS
VM on Synology	w-amd-2	8GB	150GB SSD	Kube Worker	Debian 11
HP EliteDesk 800 G2	w-amd-3	32GB	256GB SSD	Kube Worker	Ubuntu 22.04 LTS
Lenovo ThinkCentre M910q Tiny	m1	16GB	256GB SSD x 2	Kube Master	Ubuntu 22.04 LTS

Storage

Node	Hostname	RAM	Storage	Function	Operating System
Synology NAS	NAS	16GB	2 x 3TB HDD, 2 x 6TB HDD, 1 TB NVME	NFS Server	DSM 7

Network

All nodes are connected to a dual-stack network, with private IPv4 and public IPv6.
Kubernetes nodes are on their own VLAN which has access to the NAS.