khanelinix/.github/workflows/update-flakes.yml at 622143b8b70c2af5b3c63a98f16d2e63a3330860 · khaneliman/khanelinix · GitHub

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name: "Update flakes"
permissions:
  contents: write
  pull-requests: write
on:
  repository_dispatch:
  workflow_dispatch:
  schedule:
    - cron: "0 0 * * *"
jobs:
  update-flake-lock:
    runs-on: ubuntu-latest
    steps:
      - name: Create GitHub App token
        uses: actions/create-github-app-token@v3
        if: vars.CI_APP_ID
        id: app-token
        with:
          app-id: ${{ vars.CI_APP_ID }}
          private-key: ${{ secrets.CI_APP_PRIVATE_KEY }}
          permission-contents: write
          permission-pull-requests: write
          permission-issues: write
      - name: Get GitHub App user info
        id: user-info
        if: vars.CI_APP_ID
        env:
          GH_TOKEN: ${{ steps.app-token.outputs.token }}
          SLUG: ${{ steps.app-token.outputs.app-slug }}
        run: |
          name="${SLUG}[bot]"
          id=$(gh api "/users/$name" --jq .id)
          {
            echo "id=$id"
            echo "name=$name"
            echo "email=$id+$name@users.noreply.github.com"
          } >> "$GITHUB_OUTPUT"
      - uses: actions/checkout@v7
      - name: Setup Git
        env:
          GIT_USER_NAME: ${{ steps.user-info.outputs.name || 'github-actions[bot]' }}
          GIT_USER_EMAIL: ${{ steps.user-info.outputs.email || '41898282+github-actions[bot]@users.noreply.github.com' }}
        run: |
          git config user.name "$GIT_USER_NAME"
          git config user.email "$GIT_USER_EMAIL"
      - name: Install Nix
        uses: cachix/install-nix-action@v31
        env:
          GH_TOKEN: ${{ steps.app-token.outputs.token || github.token }}
        with:
          extra_nix_config: |
            access-tokens = github.com=${{github.token}}
      - name: Update flake locks
        run: |
          nix flake update
          nix flake update --flake ./flake/dev
      - name: Check for lock updates
        id: check-locks
        run: |
          if git diff --quiet flake.lock flake/dev/flake.lock; then
            echo "locks_updated=false" >> "$GITHUB_OUTPUT"
            echo "✗ flake lock files were not updated, skipping PR"
            exit 0
          fi

          echo "locks_updated=true" >> "$GITHUB_OUTPUT"

          if git diff flake.lock flake/dev/flake.lock | grep -E '"nixpkgs":|"nixpkgs-unstable":'; then
            echo "nixpkgs_updated=true" >> "$GITHUB_OUTPUT"
            echo "✓ nixpkgs or nixpkgs-unstable was updated"
          else
            echo "nixpkgs_updated=false" >> "$GITHUB_OUTPUT"
            echo "✓ only non-nixpkgs inputs were updated"
          fi
      - name: Commit changes
        if: steps.check-locks.outputs.locks_updated == 'true'
        run: |
          git add flake.lock flake/dev/flake.lock
          git commit -m "chore(flake): update locks" -m "Refresh root and dev flake inputs from the scheduled update workflow."
      - name: Create Pull Request
        if: steps.check-locks.outputs.locks_updated == 'true'
        uses: peter-evans/create-pull-request@v8
        with:
          token: ${{ steps.app-token.outputs.token || github.token }}
          branch: update-flake-lock
          delete-branch: true
          title: "chore(flake): lock update"
          body: |
            Automated update by the update-flake-lock workflow.

            This PR updates root and dev flake lock inputs.

            This PR was created by workflow run [${{ github.run_id }}].

            [${{ github.run_id }}]: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}
          labels: |
            merge-queue
          committer: ${{ steps.user-info.outputs.name || 'github-actions[bot]' }} <${{ steps.user-info.outputs.email || '41898282+github-actions[bot]@users.noreply.github.com' }}>
          author: ${{ steps.user-info.outputs.name || 'github-actions[bot]' }} <${{ steps.user-info.outputs.email || '41898282+github-actions[bot]@users.noreply.github.com' }}>