Update #301
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| name: Update | |
| on: | |
| # Runs everyday at noon | |
| schedule: | |
| - cron: "0 12 * * *" | |
| # Allow manual triggering | |
| workflow_dispatch: | |
| inputs: | |
| lock: | |
| type: boolean | |
| default: true | |
| description: Update flake.lock | |
| generate: | |
| type: boolean | |
| default: true | |
| description: Update generated files | |
| check_for_changes: | |
| type: boolean | |
| default: false | |
| description: Cancel if there are no changes to the `nixpkgs` input | |
| # Allow one concurrent update per branch | |
| concurrency: | |
| group: "update-${{ github.ref_name }}" | |
| cancel-in-progress: true | |
| # Allow pushing and creating PRs | |
| permissions: | |
| contents: write | |
| pull-requests: write | |
| jobs: | |
| update: | |
| name: Update the flake inputs and generate options | |
| runs-on: ubuntu-latest | |
| timeout-minutes: 40 | |
| if: github.event_name != 'schedule' || github.repository == 'nix-community/nixvim' | |
| env: | |
| repo: ${{ github.repository }} | |
| base_branch: ${{ github.ref_name }} | |
| pr_branch: update/${{ github.ref_name }} | |
| team: nix-community/nixvim | |
| steps: | |
| - name: Checkout repository | |
| uses: actions/checkout@v4 | |
| with: | |
| ssh-key: ${{ secrets.CI_UPDATE_SSH_KEY }} | |
| - name: Install Nix | |
| uses: cachix/install-nix-action@v30 | |
| with: | |
| nix_path: nixpkgs=channel:nixos-unstable | |
| github_access_token: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Configure git | |
| run: | | |
| git config user.name 'github-actions[bot]' | |
| git config user.email '41898282+github-actions[bot]@users.noreply.github.com' | |
| - name: Create update branch | |
| run: | | |
| git branch -D "$pr_branch" || echo "Nothing to delete" | |
| git switch -c "$pr_branch" | |
| - name: Get info on the current PR | |
| id: open_pr_info | |
| env: | |
| GH_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| run: | | |
| # Query for info about the already open update PR | |
| info=$( | |
| gh api graphql -F owner='{owner}' -F repo='{repo}' -F branch="$pr_branch" -f query=' | |
| query($owner:String!, $repo:String!, $branch:String!) { | |
| repository(owner: $owner, name: $repo) { | |
| pullRequests(first: 1, states: OPEN, headRefName: $branch) { | |
| nodes { | |
| number | |
| url | |
| } | |
| } | |
| } | |
| } | |
| ' | jq --raw-output ' | |
| .data.repository.pullRequests.nodes[] | |
| | to_entries[] | |
| | "\(.key)=\(.value)" | |
| ' | |
| ) | |
| if [[ -n "$info" ]]; then | |
| echo "PR info:" | |
| echo "$info" | |
| echo "$info" >> $GITHUB_OUTPUT | |
| else | |
| echo "No PR is currently open" | |
| fi | |
| - name: Update flake.lock | |
| id: flake_lock | |
| if: inputs.lock || github.event_name == 'schedule' | |
| run: | | |
| old=$(git show --no-patch --format=%h) | |
| nix flake update --commit-lock-file | |
| new=$(git show --no-patch --format=%h) | |
| if [ "$old" != "$new" ]; then | |
| echo "body<<EOF" >> "$GITHUB_OUTPUT" | |
| git show --no-patch --format=%b >> "$GITHUB_OUTPUT" | |
| echo "EOF" >> "$GITHUB_OUTPUT" | |
| fi | |
| - name: Check if nixpkgs input was changed | |
| id: changes | |
| if: github.event_name == 'schedule' || inputs.check_for_changes | |
| env: | |
| pr_num: ${{ steps.open_pr_info.outputs.number }} | |
| pr_url: ${{ steps.open_pr_info.outputs.url }} | |
| run: | | |
| getAttr() { | |
| nix eval --raw --impure \ | |
| --expr '{ ref }: builtins.getFlake ref' \ | |
| --argstr ref "$1" "$2" | |
| } | |
| getNixpkgsRev() { | |
| getAttr "$1" 'inputs.nixpkgs.rev' | |
| } | |
| if [[ -n "$pr_num" ]]; then | |
| old_branch=$pr_branch | |
| else | |
| old_branch=$base_branch | |
| fi | |
| old=$(getNixpkgsRev "github:$repo/$old_branch") | |
| new=$(getNixpkgsRev "$PWD") | |
| ( | |
| echo "old_rev=$old" | |
| echo "new_rev=$new" | |
| ) >> $GITHUB_OUTPUT | |
| if [[ "$old" = "$new" ]]; then | |
| echo "Old and new revisions are the same" | |
| echo 'cancelled=1' >> $GITHUB_OUTPUT | |
| else | |
| echo "Old and new revisions are different" | |
| fi | |
| - name: Update generated files | |
| id: generate | |
| if: (!steps.changes.outputs.cancelled) && (inputs.generate || github.event_name == 'schedule') | |
| run: | | |
| old=$(git show --no-patch --format=%h) | |
| nix-build ./update-scripts -A generate | |
| ./result/bin/generate --commit | |
| new=$(git show --no-patch --format=%h) | |
| if [ "$old" != "$new" ]; then | |
| body=$(git show --no-patch --format=%b) | |
| echo "body<<EOF" >> "$GITHUB_OUTPUT" | |
| if [ -n "$body" ]; then | |
| # Multi-file changes are listed in the body | |
| echo "$body" >> "$GITHUB_OUTPUT" | |
| else | |
| # Single-file changes are only in the summary, | |
| # e.g. "generated: Updated none-ls.nix" | |
| git show --no-patch --format=%s | \ | |
| sed -e 's/^generated:/-/' >> "$GITHUB_OUTPUT" | |
| fi | |
| echo "EOF" >> "$GITHUB_OUTPUT" | |
| fi | |
| - name: Create or Update Pull Request | |
| id: updated_pr | |
| if: (!steps.changes.outputs.cancelled) | |
| env: | |
| GH_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| title: | | |
| [${{ github.ref_name }}] Update flake.lock & generated files | |
| body: | | |
| ## Flake lockfile | |
| ``` | |
| ${{ steps.flake_lock.outputs.body || 'No changes' }} | |
| ``` | |
| ## Generate | |
| ${{ steps.generate.outputs.body || 'No changes' }} | |
| run: | | |
| # TODO: | |
| # - cherry-pick additional commits from already open PR | |
| # - avoid pushing if there are no changes | |
| echo "Pushing to remote branch $pr_branch" | |
| git push --force --set-upstream origin "$pr_branch" | |
| if [[ -n "$pr_num" ]]; then | |
| echo "Editing existing PR #$pr_num" | |
| operation=updated | |
| gh pr edit "$pr_num" \ | |
| --body "$body" \ | |
| --add-assignee "$team" \ | |
| --add-reviewer "$team" | |
| else | |
| echo "Creating new PR" | |
| operation=created | |
| gh pr create \ | |
| --base "$base_branch" \ | |
| --title "$title" \ | |
| --body "$body" \ | |
| --assignee "$team" \ | |
| --reviewer "$team" | |
| fi | |
| pr_info=$( | |
| # Get info from `gh pr view` | |
| gh pr view --json 'headRefName,number,url' --jq ' | |
| to_entries[] | |
| | .key |= | |
| # Rename headRefName -> branch | |
| if . == "headRefName" then "branch" | |
| else . end | |
| | "\(.key)=\(.value)" | |
| ' | |
| # Get additional info locally | |
| echo "head=$(git rev-parse HEAD)" | |
| echo "operation=$operation" | |
| ) | |
| echo "PR Info:" | |
| echo "$pr_info" | |
| echo "$pr_info" >> $GITHUB_OUTPUT | |
| - name: Print summary | |
| if: steps.updated_pr.outputs.number | |
| env: | |
| pr_num: ${{ steps.updated_pr.outputs.number }} | |
| pr_url: ${{ steps.updated_pr.outputs.url }} | |
| pr_branch: ${{ steps.updated_pr.outputs.branch }} | |
| head: ${{ steps.updated_pr.outputs.head }} | |
| operation: ${{ steps.updated_pr.outputs.operation }} | |
| run: | | |
| short=${head:0:6} | |
| # stdout | |
| echo "${short} pushed to ${pr_branch}" | |
| echo "#${pr_num} was ${operation}: ${pr_url}" | |
| ( # markdown summary | |
| echo "## ${{ github.ref_name }}" | |
| echo | |
| echo "\`${short}\` pushed to \`${pr_branch}\`" | |
| echo | |
| echo "[#${pr_num}](${pr_url}) was ${operation}." | |
| echo | |
| ) >> $GITHUB_STEP_SUMMARY | |
| - name: Print cancellation summary | |
| if: (!steps.updated_pr.outputs.number) | |
| env: | |
| pr_num: ${{ steps.open_pr_info.outputs.number }} | |
| pr_url: ${{ steps.open_pr_info.outputs.url }} | |
| changes: ${{ steps.flake_lock.outputs.body || 'No changes' }} | |
| cancelled: ${{ steps.changes.outputs.cancelled || '' }} | |
| rev: ${{ steps.changes.outputs.new_rev || '' }} | |
| run: | | |
| if [[ -n "$cancelled" ]]; then | |
| ( # stdout | |
| echo "nixpkgs rev has not changed ($rev)." | |
| echo 'You can re-run the workflow manually to update anyway.' | |
| ) >&2 | |
| ( # markdown summary | |
| echo '## Update cancelled' | |
| echo | |
| if [[ -n "$pr_num" ]]; then | |
| echo -n 'The `nixpkgs` input has not changed compared to the already open PR: ' | |
| echo "[#$pr_num]($pr_url) (\`nixpkgs.rev: ${rev:0:6}\`)." | |
| else | |
| echo -n 'The `nixpkgs` input has not changed compared to the base branch: ' | |
| echo "\`$base_branch\`" | |
| fi | |
| echo | |
| echo 'You can re-run the workflow manually to update anyway.' | |
| echo | |
| ) >> $GITHUB_STEP_SUMMARY | |
| else | |
| ( #stdout | |
| echo "No PR was opened" | |
| ) >&2 | |
| ( | |
| echo "## Not updated" | |
| echo | |
| ) >> $GITHUB_STEP_SUMMARY | |
| fi | |
| ( # markdown summary | |
| echo | |
| echo 'The following changes would have been made:' | |
| echo | |
| echo '```' | |
| echo "$changes" | |
| echo '```' | |
| echo | |
| ) >> $GITHUB_STEP_SUMMARY |