This repository is my home Kubernetes cluster in a declarative state. Flux watches the kubernetes folder and will make the changes to the cluster based on the YAML manifests.
- backube/volsync and backube/snapscheduler: Backup and recovery of persistent volume claims.
- cilium/cilium: Kubernetes CNI.
- jetstack/cert-manager: Creates SSL certificates for services in my Kubernetes cluster.
- kubernetes-sigs/external-dns: Automatically manages DNS records from my cluster in CloudFlare.
- kubernetes/ingress-nginx: Ingress controller to expose HTTP traffic to pods over DNS.
- mozilla/sops: Manages secrets for Kubernetes, Ansible and Terraform.
- rancher/system-upgrade-controller: Handles Kubernetes and Talos upgrades automatically.
- rook/rook: Distributed block storage for peristent storage.
- siderolabs/talos: The Kubernetes Operating System.
- Github Actions for checking code formatting and running periodic jobs
- Renovate keeps the application charts and container images up-to-date
- 1Password for managing secrets via external-secrets.
- AWS SES for sending emails.
- Cloudflare tunnels for exposing services & creating certificates & managing domains.
- Cloudflare R2 for daily backups.
- Google Cloud to deploy uptime-kuma for external cluster monitoring.
- Pushover for sending alerts.
Total cloud costs yearly is approximately ~$150/year.
This Git repository contains the following directories.
📁 ansible # Ansible playbooks for various systems managed outside the cluster
📁 hacks # Contains random scripts
📁 kubernetes # Kubernetes cluster defined as code
├─📁 bootstrap # Flux installation to bootstrap cluster
├─📁 flux # Main Flux configuration of repository
└─📁 apps # Apps deployed into my cluster grouped by namespace
📁 talos # Contains the configuration for Talos operating system
📁 terraform # Contains Cloudflare & Google Compute infrastructure applied automatically by Flux tf-controllerMy mash-mash setup of random hardware I managed to acquire. I also have a few SBC RaspberryPi/ODROIDs lying around, but haven't had a lot of good luck running k3s on them, so sticking to amd64 based machines for now.
| Device | Count | OS Disk Size | Data Disk Size | Ram | Operating System | Purpose |
|---|---|---|---|---|---|---|
| HP EliteDesk 800 G1 | 1 | 512GB SSD | 512GB | 8GB | Talos | control-plane |
| HP EliteDesk 800 G3 | 2 | 256/512GB SSD | 512GB | 16GB | Talos | control-plane |
| HP EliteDesk 800 G4 | 2 | 256 SSD | 256GB | 16/32GB | Talos | worker |
| i5-2500K/R7 370 (old repurposed gaming computer) | 1 | 120GB SSD | N/A | 24GB | Talos | worker |
| i5-6700K/GTX1080 (repurposed gaming computer) | 1 | 256GB SSD | N/A | 32GB | Talos | worker |
| Synology DS920+ | 1 | N/A | 2x8TB & 2x4TB | 20GB | DSM 7.1.1 | NAS |
| CyberPower CP1500AVRLCD | 1 | N/A | N/A | N/A | N/A | UPS |
| Ubiquiti EdgeRouter 10X | 1 | N/A | N/A | 512MB | EdgeOS | Router |
| Ubiquiti UAP-AC-Lite | 1 | N/A | N/A | N/A | N/A | WiFi AP |
| PiKVM V4 Mini | 1 | N/A | N/A | N/A | PiKVM | KVM |
| TESmart HDMI KVM Switch 8 Ports | 1 | N/A | N/A | N/A | N/A | KVM Switch |
| TP-Link TL-SG1024D 24 Port 1Gbps Switch | 1 | N/A | N/A | N/A | N/A | Network Switch |
Thanks to all the people who donate their time to the Kubernetes @Home community.
This repository was built off the onedr0p/template-cluster-k3s repository.
See LICENSE