incus-contrib/hetzner/README.md

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# Hetzner Dedicated Server Setup
Turn a Hetzner bare metal dedicated server into a Proxmox host ready
for IncusOS lab deployments. The result is identical to a local Proxmox
setup (like a Beelink mini PC) but with more resources and accessed
via a WireGuard tunnel instead of LAN.
## Prerequisites
- A Hetzner dedicated server (server auction recommended)
- Intel CPU with VT-x/VT-d (nested virtualization)
- 32+ cores, 128+ GiB RAM
- 2+ disks (ZFS mirror for system, extra disks for VM storage)
- An SSH key pair on your workstation
- This repository cloned locally
## Quickstart
### 1. Install Proxmox on the server
Order the server, boot the rescue system, and install Proxmox via
`installimage` or ISO. See [hetzner-setup.md](hetzner-setup.md) section 2
for details.
### 2. Run the setup helper
```bash
# Add SSH config entry for the server (see hetzner-setup.md section 5)
# Then run the interactive setup:
hetzner/proxmox-setup --host hetzner-lab --dry-run # Preview
hetzner/proxmox-setup --host hetzner-lab # Execute
```
The script configures repositories, private networking, ZFS storage,
WireGuard tunnel, firewall, and API tokens -- everything needed to
deploy VMs.
### 3. Deploy IncusOS VMs
```bash
# Copy and edit the connection config
cp incusos/targets/hetzner/proxmox.yaml.example incusos/targets/hetzner/proxmox.yaml
# Fill in the API token from step 2
# Deploy a 3-node cluster
incusos-proxmox --proxmox incusos/targets/hetzner/proxmox.yaml \
incusos/targets/hetzner/lab-cluster.yaml
```
## What's in this directory
| File | Description |
|------|-------------|
| [hetzner-setup.md](hetzner-setup.md) | Comprehensive step-by-step guide |
| [proxmox-setup](proxmox-setup) | Interactive helper script (automates the guide) |
## Network architecture
```
Internet
|
| Public IP (e.g. 5.9.x.x)
v
[vmbr0] ──── Proxmox host ──── [wg0: 10.10.99.1/24]
| |
| WireGuard tunnel
| |
[vmbr1: 10.10.0.1/24] Your workstation
| (10.10.99.2)
┌─────┼─────┐
| | |
VM-01 VM-02 VM-03
.101 .102 .103
```
- **vmbr0**: Public interface (SSH + WireGuard only after firewall lockdown)
- **vmbr1**: Private bridge for VMs (10.10.0.0/24, NAT to internet)
- **wg0**: WireGuard tunnel for workstation access (10.10.99.0/24)
- VMs are accessible from your workstation via WireGuard (routes to 10.10.0.0/16)
## Related files
- [`incusos/targets/hetzner/`](../incusos/targets/hetzner/) -- Proxmox connection configs and lab definitions
- [`incusos/targets/README.md`](../incusos/targets/README.md) -- Multi-target concept explanation