infra/docs

Infrastructure Documentation

This repository contains the configuration and documentation for a homelab Kubernetes cluster running on Proxmox. The infrastructure hosts 70+ services managed declaratively with Terraform and Terragrunt.

Quick Reference

Network Ranges

• Physical Network: 192.168.1.0/24 - Physical devices and host network
• Management VLAN 10: 10.0.10.0/24 - Infrastructure VMs and management
• Kubernetes VLAN 20: 10.0.20.0/24 - Kubernetes cluster network

Key URLs

• Public: viktorbarzin.me
• Internal: viktorbarzin.lan

Architecture Documentation

Document	Description
Overview	Infrastructure overview, hardware specs, VM inventory, and service catalog
Networking	Network topology, VLANs, routing, and firewall rules
VPN	Headscale mesh VPN and Cloudflare Tunnel configuration
Storage	Proxmox host NFS, Proxmox CSI (LVM-thin + LUKS2), and persistent volume management
Authentication	Authentik SSO, OIDC flows, and service integration
Security	CrowdSec IPS, Kyverno policies, and security controls
Monitoring	Prometheus, Grafana, Loki, and observability stack
Secrets Management	HashiCorp Vault integration and secret rotation
CI/CD	Woodpecker CI pipeline and deployment automation
Backup & DR	Backup strategy, disaster recovery, and restore procedures
Compute	Proxmox VMs, GPU passthrough, K8s resource management, and VPA
Databases	PostgreSQL, MySQL, Redis, and database operators
Multi-tenancy	Namespace isolation, tier system, and resource quotas

Operations

• Runbooks - Step-by-step operational procedures
• Plans - Infrastructure change plans and rollout strategies

Getting Started

1. Review the Overview for a high-level understanding
2. Read the Networking doc to understand connectivity
3. Check Compute for resource management patterns
4. Explore individual architecture docs based on your area of interest