Skip to content

Build flake outputs #354

Build flake outputs

Build flake outputs #354

Workflow file for this run

---
name: Cachix
on:
push:
pull_request:
workflow_dispatch:
inputs:
force-rebuild:
description: Force a rebuild by skipping the check for the deployment specification artifact.
type: boolean
deployments:
description: |
JSON array of machines to deploy to.
Each machine should be represented by its hostname.
For example, `[ "alpha", "bravo" ]`.
type: string
run-name: ${{ inputs.deployments != '' && 'Deploy NixOS configuration' || 'Build flake outputs' }}
# Builds and deployments are in separate concurrency groups.
# Builds can cancel other in-progress builds on the same ref.
# Deployments will not cancel other in-progress deployments (but will cancel existing pending deployments),
# no matter what ref.
concurrency:
group: ${{ github.workflow }}-${{ inputs.deployments != '' && 'deploy' || 'build' }}${{ inputs.deployments != '' && '' || format('-{0}', github.ref) }}
cancel-in-progress: ${{ inputs.deployments == '' }}
jobs:
check-flake:
runs-on: ubuntu-22.04
if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
steps:
- uses: actions/checkout@v4
- uses: cachix/install-nix-action@v26
with:
github_access_token: ${{ secrets.GITHUB_TOKEN }}
- name: Check flake
run: nix flake check --keep-going --impure # devenv requires impure
generate-deploy-spec-matrix:
runs-on: ubuntu-22.04
if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
needs: [check-flake]
outputs:
matrix: ${{ steps.generate.outputs.matrix }}
steps:
- uses: actions/checkout@v4
- uses: cachix/install-nix-action@v26
with:
github_access_token: ${{ secrets.GITHUB_TOKEN }}
- id: generate
name: Generate matrix of deploy specs
env:
DEPLOYMENTS: ${{ inputs.deployments }}
run: |
matrix=$(nix develop .#ci --impure --command generate-deploy-spec-matrix.sh . "$DEPLOYMENTS")
printf '%s' "matrix=$matrix" >> "$GITHUB_OUTPUT"
build-deploy-specs:
runs-on: ubuntu-22.04
if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
needs: [generate-deploy-spec-matrix]
strategy:
fail-fast: false
matrix:
deploy-spec: ${{ fromJson(needs.generate-deploy-spec-matrix.outputs.matrix) }}
steps:
- id: check-deploy-spec-artifact
if: ${{ !inputs.force-rebuild }}
uses: dawidd6/action-download-artifact@v2
with:
name: ${{ matrix.deploy-spec.hash-name }}
workflow_conclusion: ""
search_artifacts: true
if_no_artifact_found: ignore
- uses: jlumbroso/free-disk-space@v1.3.1
with:
tool-cache: true
swap-storage: false
- if: ${{ inputs.force-rebuild || !fromJSON(steps.check-deploy-spec-artifact.outputs.found_artifact) }}
uses: actions/checkout@v4
- name: Build deploy specification
if: ${{ inputs.force-rebuild || !fromJSON(steps.check-deploy-spec-artifact.outputs.found_artifact) }}
uses: ./.github/actions/build
with:
github-token: ${{ secrets.GITHUB_TOKEN }}
cachix-auth-token: ${{ secrets.CACHIX_AUTH_TOKEN }}
derivation: ".#${{ matrix.deploy-spec.flake-output }}"
cachix-extra-pull-names: "nix-gaming, hyprland, nix-community"
- if: ${{ inputs.force-rebuild || !fromJSON(steps.check-deploy-spec-artifact.outputs.found_artifact) }}
uses: actions/upload-artifact@v3
with:
name: ${{ matrix.deploy-spec.hash-name }}
path: ./result
build-result: # https://github.com/orgs/community/discussions/26822#discussioncomment-5122101
runs-on: ubuntu-22.04
needs: [build-deploy-specs]
if: ${{ always() }}
steps:
- if: ${{ contains(needs.*.result, 'failure') }}
run: exit 1
deploy:
runs-on: ubuntu-22.04
needs: [generate-deploy-spec-matrix, build-deploy-specs]
if: ${{ github.event_name == 'workflow_dispatch' && inputs.deployments != '' }}
strategy:
fail-fast: false
matrix:
deploy-spec: ${{ fromJson(needs.generate-deploy-spec-matrix.outputs.matrix) }}
steps:
- id: download-deploy-spec-artifact
uses: dawidd6/action-download-artifact@v2
with:
name: ${{ matrix.deploy-spec.hash-name }}
workflow_conclusion: ""
search_artifacts: true
- uses: cachix/install-nix-action@v26
with:
github_access_token: ${{ secrets.GITHUB_TOKEN }}
- uses: cachix/cachix-action@v12
with:
name: playernamehere-nixos
skipPush: true
- name: Deploy
env:
CACHIX_ACTIVATE_TOKEN: "${{ secrets.CACHIX_ACTIVATE_TOKEN }}"
run: |
cachix deploy activate ./result