Files
nixos-config/.gitea/workflows/iso-builder.yml
T
rogueking e06cc98f18
Build NixOS ISOs / build-iso (buildbox) (push) Failing after 4s
fix iso gitea action
2026-06-19 16:18:29 -04:00

111 lines
3.6 KiB
YAML

name: Build NixOS ISOs
on:
push:
paths:
- hosts/acheron/**
- hosts/armaros/**
- hosts/buildbox/**
- hosts/eva-01/**
- hosts/eva-03/**
- hosts/iso/**
- flake.nix
- flake.lock
- .gitea/workflows/iso-builder.yml
workflow_dispatch:
inputs:
upload-artifact:
description: "Upload the ISOs as artifacts"
type: boolean
default: true
jobs:
build-iso:
strategy:
fail-fast: false
matrix:
host:
#- eva-01
#- armaros
#- ender-ml
- buildbox
runs-on: ubuntu-latest
steps:
- name: Checkout repository
uses: actions/checkout@v4
- name: Install Nix
uses: cachix/install-nix-action@v28
with:
nix_path: nixpkgs=channel:nixos-unstable
extra_nix_config: |
experimental-features = nix-command flakes
download-buffer-size = 200000000
auto-optimise-store = true
- name: Cache Nix store
uses: actions/cache@v4
with:
path: |
/nix/store
/nix/var/nix/profiles
key: nix-iso-${{ matrix.host }}-${{ hashFiles('flake.lock', 'hosts/**', 'flake.nix') }}
restore-keys: |
nix-iso-${{ matrix.host }}-
nix-iso-
- name: Build ${{ matrix.host }} ISO
id: build
run: |
set -euo pipefail
# Build the ISO directly from the flake's NixOS configuration.
# `config.system.build.isoImage` is a store path containing an `iso/`
# directory with the actual .iso file.
nix build --print-out-paths \
.#nixosConfigurations.${{ matrix.host }}-iso.config.system.build.isoImage \
--out-link result-iso 2>&1 | tee /tmp/nix-build.log
# Resolve the real .iso. Do NOT use `find -L` — it follows symlinks
# into the nix store and may pick up .iso files from build deps.
ISO_SRC="$(ls result-iso/iso/*.iso 2>/dev/null | head -n 1 || true)"
if [ -z "$ISO_SRC" ]; then
echo "::error::No ISO found at result-iso/iso/*.iso"
cat /tmp/nix-build.log
ls -la result-iso/ || true
ls -la result-iso/iso/ || true
exit 1
fi
# Verify it's actually a bootable ISO 9660 image before proceeding.
if ! file "$ISO_SRC" | grep -q "ISO 9660"; then
echo "::error::$ISO_SRC is not an ISO 9660 image:"
file "$ISO_SRC"
exit 1
fi
# Stage the ISO under a stable name in the workspace root so the
# upload-artifact step can reference a single file directly.
ISO_NAME="${{ matrix.host }}-installer.iso"
cp "$ISO_SRC" "$ISO_NAME"
echo "iso-path=$ISO_NAME" >> "$GITHUB_OUTPUT"
echo "iso-size=$(stat -c%s "$ISO_NAME")" >> "$GITHUB_OUTPUT"
echo "::group::ISO info"
ls -lh "$ISO_NAME"
file "$ISO_NAME"
echo "SHA256:"
sha256sum "$ISO_NAME"
echo "::endgroup::"
- name: Upload ${{ matrix.host }} ISO artifact
if: ${{ github.event_name != 'workflow_dispatch' || inputs.upload-artifact }}
uses: actions/upload-artifact@v4
with:
name: ${{ matrix.host }}-installer-iso
# Point directly at the .iso file so the artifact contains a single
# file (not a directory of files that gets zipped together).
path: ${{ steps.build.outputs.iso-path }}
if-no-files-found: error
compression-level: 0