Lock file maintenance #30
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| name: NixOS closure diffs | |
| on: | |
| pull_request_target: | |
| branches: | |
| - main | |
| jobs: | |
| closure-diffs-comment: | |
| runs-on: ubuntu-latest | |
| permissions: | |
| pull-requests: write | |
| steps: | |
| - name: Find potentially existing comment | |
| uses: peter-evans/find-comment@v3 | |
| id: find-comment | |
| with: | |
| issue-number: ${{ github.event.pull_request.number }} | |
| comment-author: 'github-actions[bot]' | |
| body-includes: NixOS closure diffs | |
| - name: Set in-progress message | |
| uses: peter-evans/create-or-update-comment@v4 | |
| id: create-or-update-comment | |
| with: | |
| comment-id: ${{ steps.find-comment.outputs.comment-id }} | |
| issue-number: ${{ github.event.pull_request.number }} | |
| body: | | |
| # NixOS closure diffs | |
| Just a moment... | |
| edit-mode: replace | |
| - uses: actions/checkout@v4 | |
| with: | |
| path: before | |
| ref: ${{ github.event.pull_request.base.ref }} | |
| - uses: actions/checkout@v4 | |
| with: | |
| path: after | |
| ref: ${{ github.event.pull_request.head.ref }} | |
| - uses: cachix/install-nix-action@v26 | |
| with: | |
| extra_nix_config: | | |
| accept-flake-config = true | |
| always-allow-substitutes = true | |
| - run: | | |
| nix flake show --refresh --all-systems --json ./before | | |
| jq --raw-output ' | |
| path(.. | select(.type? == "nixos-configuration")) | .[1] | |
| ' | | |
| sort > systems-before | |
| cat systems-before | |
| - run: | | |
| nix flake show --refresh --all-systems --json ./after | | |
| jq --raw-output ' | |
| path(.. | select(.type? == "nixos-configuration")) | .[1] | |
| ' | | |
| sort > systems-after | |
| cat systems-after | |
| - run: printf '# NixOS closure diffs\n\n' > message-body | |
| - run: | | |
| printf 'Removed systems:\n```\n' >> message-body | |
| comm -23 systems-before systems-after >> message-body | |
| printf '```\n\n' >> message-body | |
| - run: | | |
| printf 'Added systems:\n```\n' >> message-body | |
| comm -13 systems-before systems-after >> message-body | |
| printf '```\n\n' >> message-body | |
| - run: | | |
| printf 'Changed systems:\n\n' >> message-body | |
| comm -12 systems-before systems-after | | |
| while read -r system; do | |
| printf '<details>\n<summary>%s</summary>\n\n```\n' "$system" >> message-body | |
| # The sed call filters out the control characters that diff-closures emits. | |
| # See: https://github.com/NixOS/nix/issues/4626 | |
| nix store diff-closures --derivation \ | |
| "./before#nixosConfigurations.\"$system\".config.system.build.toplevel" \ | |
| "./after#nixosConfigurations.\"$system\".config.system.build.toplevel" | | |
| sed 's/\x1b\[[0-9;]*m//g' >> message-body | |
| printf '```\n</details>\n\n' >> message-body | |
| done | |
| - name: Set finished message | |
| uses: peter-evans/create-or-update-comment@v4 | |
| with: | |
| comment-id: ${{ steps.create-or-update-comment.outputs.comment-id }} | |
| issue-number: ${{ github.event.pull_request.number }} | |
| body-path: message-body | |
| edit-mode: replace | |
| - name: Set failure message | |
| if: ${{ failure() }} | |
| uses: peter-evans/create-or-update-comment@v4 | |
| with: | |
| comment-id: ${{ steps.create-or-update-comment.outputs.comment-id }} | |
| issue-number: ${{ github.event.pull_request.number }} | |
| body: | | |
| # NixOS closure diffs | |
| Something went wrong. Please check the action log. | |
| edit-mode: replace |