nixos-base-image/.forgejo/workflows/build-image.yml
2025-06-08 13:43:17 +02:00

126 lines
4.2 KiB
YAML

name: "Build & Upload NixOS Proxmox Image"
on:
push:
tags:
- "v*" # triggers on v1.0.0, v1.2.3, etc.
workflow_dispatch:
jobs:
build:
runs-on: nixos-latest
env:
PROXMOX_HOST: 192.168.1.205
PROXMOX_USER: forgejo-runner
NIXOS_BUILER_HOST: nixos-builder.lab
NIXOS_BUILER_USER: runner
TEMPLATE_VMID: 9001
LATEST_TEMPLATE_VMID: 9000
steps:
- name: Install nodejs
run: nix-env -iA nixpkgs.nodejs
- name: Checkout repo
uses: actions/checkout@v4
- name: Enable experimental features
run: |
mkdir -p ~/.config/nix
echo "experimental-features = nix-command flakes" >> ~/.config/nix/nix.conf
- name: Prepare SSH
run: |
mkdir -p ~/.ssh
echo "${{ secrets.RUNNER_SSH_KEY }}" > ~/.ssh/id_rsa
chmod 600 ~/.ssh/id_rsa
ssh-keyscan -H $PROXMOX_HOST >> ~/.ssh/known_hosts
ssh-keyscan -H $NIXOS_BUILER_HOST >> ~/.ssh/known_hosts
- name: Test SSH connection
run: |
echo "Testing SSH connection to $PROXMOX_HOST..."
ssh -o StrictHostKeyChecking=yes $PROXMOX_USER@$PROXMOX_HOST "echo 'SSH success. Hostname:' && hostname"
echo "Testing SSH connection to $NIXOS_BUILER_HOST..."
ssh -o StrictHostKeyChecking=yes $NIXOS_BUILER_USER@$NIXOS_BUILER_HOST "echo 'SSH success. Hostname:' && hostname"
- name: Setup Cachix
run: |
nix-env -iA cachix -f https://cachix.org/api/v1/install
cachix use plasmagoat
cachix authtoken ${{ secrets.CACHIX_AUTH_TOKEN }}
- name: Build NixOS image
id: build
run: |
nix build .#base \
--builders "ssh://$NIXOS_BUILER_USER@$NIXOS_BUILER_HOST x86_64-linux ~/.ssh/id_rsa 1 1 kvm" \
--max-jobs 0 \
--print-out-paths \
| cachix push plasmagoat
echo "image=$(ls result/*.vma.zst | head -n 1)" >> $GITHUB_OUTPUT
- name: Upload Artifact
uses: actions/upload-artifact@v3
if: ${{ steps.build.outputs.image }}
with:
name: nixos-base-image
path: ${{ steps.build.outputs.image }}
release:
needs: build
runs-on: ubuntu-latest
if: success()
steps:
- name: Download Artifact
id: artifact
uses: actions/download-artifact@v3
with:
name: nixos-base-image
- name: Set VERSION from tag or fallback
id: version
run: |
if [ -n "${CI_COMMIT_TAG}" ]; then
echo "tag=${CI_COMMIT_TAG}" >> $GITHUB_OUTPUT
else
echo "tag=dev-$(date +%s)" >> $GITHUB_OUTPUT
fi
- name: Create Forgejo Release
uses: https://code.forgejo.org/sheik/forgejo-release@v2.6.0
with:
title: "NixOS Base Image ${{ steps.version.outputs.tag }}"
prerelease: ${{ github.ref_type == 'tag' }}
tag: ${{ steps.version.outputs.tag }}
direction: upload
release-notes: |
This release contains the NixOS base image for Proxmox labeled `${{ steps.version.outputs.tag }}`.
release-dir: "${{ steps.artifact.outputs.download-path }}/nix-support"
- name: Upload image to Proxmox and manage templates
run: |
set -e
ls
FOLDER="${{ steps.artifact.outputs.download-path }}"
IMAGE_PATH=$(find "$FOLDER" -maxdepth 1 -type f -name '*.vma.zst' | head -n 1)
IMAGE=$(basename "$FULL_PATH")
REMOTE_NAME="nixos-base-image-${{ steps.version.outputs.tag}}.vma.zst"
REMOTE_PATH="/var/lib/vz/dump/$REMOTE_NAME"
echo "Uploading $IMAGE to Proxmox as $REMOTE_NAME"
scp $IMAGE_PATH $PROXMOX_USER@$PROXMOX_HOST:$REMOTE_PATH
echo "Restoring as VMID $TEMPLATE_VMID"
ssh $PROXMOX_USER@$PROXMOX_HOST "
qm destroy $TEMPLATE_VMID --purge || true
qmrestore $REMOTE_PATH $TEMPLATE_VMID --unique
qm template $TEMPLATE_VMID
echo 'Cloning to $LATEST_TEMPLATE_VMID as latest'
qm destroy $LATEST_TEMPLATE_VMID --purge || true
qm clone $TEMPLATE_VMID $LATEST_TEMPLATE_VMID --name nixos-base-latest
qm template $TEMPLATE_VMID
"