Fix auto spotless (open-telemetry#13879)

Author: trask

.github/workflows/auto-spotless-apply.yml

@@ -16,94 +16,80 @@ jobs:
       contents: write
       pull-requests: write
     steps:
-      - id: download-patch
-        name: Download patch
-        uses: actions/[email protected]
+      - name: Download patch
+        uses: actions/[email protected]
         with:
-          # this script copied from
-          # https://docs.github.com/en/actions/writing-workflows/choosing-when-your-workflow-runs/events-that-trigger-workflows#using-data-from-the-triggering-workflow
-          script: |
-            let allArtifacts = await github.rest.actions.listWorkflowRunArtifacts({
-               owner: context.repo.owner,
-               repo: context.repo.repo,
-               run_id: context.payload.workflow_run.id
-            });
-            let patchArtifact = allArtifacts.data.artifacts.filter((artifact) => {
-              return artifact.name == "patch"
-            })[0];
-            if (!patchArtifact) {
-              core.info('No patch to apply.');
-              return;
-            }
-            let download = await github.rest.actions.downloadArtifact({
-               owner: context.repo.owner,
-               repo: context.repo.repo,
-               artifact_id: patchArtifact.id,
-               archive_format: 'zip'
-            });
-            const fs = require('fs');
-            const path = require('path');
-            const temp = '${{ runner.temp }}/artifacts';
-            if (!fs.existsSync(temp)){
-              fs.mkdirSync(temp);
-            }
-            fs.writeFileSync(path.join(temp, 'patch.zip'), Buffer.from(download.data));
-            core.setOutput("exists", "true");
+          run-id: ${{ github.event.workflow_run.id }}
+          path: ${{ runner.temp }}
+          merge-multiple: true
+          github-token: ${{ github.token }}
 
-      - id: get-pr-number
-        name: Get PR number
-        uses: actions/[email protected]
-        with:
-          script: |
-            const response = await github.request(context.payload.workflow_run.url);
-            core.setOutput('pr-number', response.data.pull_requests[0].number);
-
-      - name: Unzip patch
-        if: steps.download-patch.outputs.exists == 'true'
-        working-directory: ${{ runner.temp }}/artifacts
-        run: unzip patch.zip
+      - id: unzip-patch
+        name: Unzip patch
+        working-directory: ${{ runner.temp }}
+        run: |
+          if [ -f patch ]; then
+            echo "exists=true" >> $GITHUB_OUTPUT
+          fi
 
       - uses: actions/create-github-app-token@df432ceedc7162793a195dd1713ff69aefc7379e # v2.0.6
-        if: steps.download-patch.outputs.exists == 'true'
+        if: steps.unzip-patch.outputs.exists == 'true'
         id: otelbot-token
         with:
           app-id: 1295839
           private-key: ${{ secrets.OTELBOT_JAVA_INSTRUMENTATION_PRIVATE_KEY }}
 
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
-        if: steps.download-patch.outputs.exists == 'true'
+        if: steps.unzip-patch.outputs.exists == 'true'
         with:
           token: ${{ steps.otelbot-token.outputs.token }}
 
+      - id: get-pr
+        if: steps.unzip-patch.outputs.exists == 'true'
+        name: Get PR
+        env:
+          PR_BRANCH: |-
+            ${{
+              (github.event.workflow_run.head_repository.owner.login != github.event.workflow_run.repository.owner.login)
+                && format('{0}:{1}', github.event.workflow_run.head_repository.owner.login, github.event.workflow_run.head_branch)
+                || github.event.workflow_run.head_branch
+            }}
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          echo gh pr view "${PR_BRANCH}" --json number --jq .number
+          number=$(gh pr view "${PR_BRANCH}" --json number --jq .number)
+          echo $number
+          echo "number=$number" >> $GITHUB_OUTPUT
+
       - name: Check out PR branch
-        if: steps.download-patch.outputs.exists == 'true'
+        if: steps.unzip-patch.outputs.exists == 'true'
         env:
           GH_TOKEN: ${{ github.token }}
-        run: gh pr checkout ${{ steps.get-pr-number.outputs.pr-number }}
+        run: gh pr checkout ${{ steps.get-pr.outputs.number }}
 
       - name: Use CLA approved github bot
-        if: steps.download-patch.outputs.exists == 'true'
+        if: steps.unzip-patch.outputs.exists == 'true'
         # IMPORTANT do not call the .github/scripts/use-cla-approved-bot.sh
         # since that script could have been compromised in the PR branch
         run: |
           git config user.name otelbot
           git config user.email [email protected]
 
       - name: Apply patch and push
-        if: steps.download-patch.outputs.exists == 'true'
+        if: steps.unzip-patch.outputs.exists == 'true'
         run: |
-          git apply "${{ runner.temp }}/artifacts/patch"
+          git apply "${{ runner.temp }}/patch"
           git commit -a -m "./gradlew spotlessApply"
           git push
 
-      - if: steps.download-patch.outputs.exists == 'true' && success()
+      - if: steps.unzip-patch.outputs.exists == 'true' && success()
         env:
           GH_TOKEN: ${{ steps.otelbot-token.outputs.token }}
         run: |
-          gh pr comment ${{ steps.get-pr-number.outputs.pr-number }} --body "🔧 The result from spotlessApply was committed to the PR branch."
+          gh pr comment ${{ steps.get-pr.outputs.number }} --body "🔧 The result from spotlessApply was committed to the PR branch."
 
-      - if: steps.download-patch.outputs.exists == 'true' && failure()
+      - if: steps.unzip-patch.outputs.exists == 'true' && failure()
         env:
           GH_TOKEN: ${{ steps.otelbot-token.outputs.token }}
         run: |
-          gh pr comment ${{ steps.get-pr-number.outputs.pr-number }} --body "❌ The result from spotlessApply could not be committed to the PR branch, see logs: $GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID."
+          gh pr comment ${{ steps.get-pr.outputs.number }} --body "❌ The result from spotlessApply could not be committed to the PR branch, see logs: $GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID."

.github/workflows/auto-spotless-check.yml

@@ -40,16 +40,16 @@ jobs:
       - name: Spotless
         run: ./gradlew spotlessApply
 
-      - id: create-patch-file
+      - id: create-patch
         name: Create patch file
         run: |
           git diff > patch
           if [ -s patch ]; then
-            echo "non-empty=true" >> "$GITHUB_OUTPUT"
+            echo "exists=true" >> "$GITHUB_OUTPUT"
           fi
 
       - name: Upload patch file
-        if: steps.create-patch-file.outputs.non-empty == 'true'
+        if: steps.create-patch.outputs.exists == 'true'
         uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
         with:
           path: patch