Upload Preview #138
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| name: Upload Preview | |
| on: | |
| workflow_run: | |
| workflows: [Preview] | |
| types: | |
| - completed | |
| jobs: | |
| upload: | |
| name: Upload | |
| runs-on: ubuntu-latest | |
| permissions: | |
| contents: 'read' | |
| id-token: 'write' | |
| issues: 'write' | |
| pull-requests: 'write' | |
| if: ${{ github.event.workflow_run.conclusion == 'success' }} | |
| steps: | |
| - uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 2 | |
| - name: Authenticate to Google Cloud | |
| uses: google-github-actions/auth@v2 | |
| with: | |
| workload_identity_provider: 'projects/28141583151/locations/global/workloadIdentityPools/github/providers/github-actions' | |
| service_account: '[email protected]' | |
| - name: Fetch artifact | |
| uses: actions/github-script@v7 | |
| with: | |
| script: | | |
| const fs = require('fs'); | |
| const allArtifacts = await github.rest.actions.listWorkflowRunArtifacts({ | |
| ...context.repo, | |
| run_id: context.payload.workflow_run.id | |
| }); | |
| let artifact = allArtifacts.data.artifacts.find( | |
| artifact => artifact.name === "upload-compressed"); | |
| if (!artifact) | |
| process.exit(1); | |
| let download = await github.rest.actions.downloadArtifact({ | |
| ...context.repo, | |
| artifact_id: artifact.id, | |
| archive_format: 'zip', | |
| }); | |
| fs.writeFileSync(`${process.env.GITHUB_WORKSPACE}/upload-compressed.zip`, Buffer.from(download.data)); | |
| - name: Unzip artifact | |
| shell: bash | |
| run: | | |
| mkdir -p upload-compressed | |
| unzip upload-compressed.zip -d upload-compressed | |
| size=`du --summarize --block-size=1K upload-compressed | cut -f1` | |
| if [[ "$size" -gt 4096 ]]; then | |
| echo "Too large (was $size kilobytes)." >&2 | |
| exit 1 | |
| fi | |
| pull_number="$(cat upload-compressed/.pull-number)" | |
| if ! [[ "$pull_number" =~ ^[0-9]+$ ]]; then | |
| echo "Invalid pull request number." >&2 | |
| exit 1 | |
| fi | |
| echo "PULL_NUMBER=$pull_number" >> $GITHUB_ENV | |
| - name: Upload to Google Cloud Storage | |
| uses: google-github-actions/upload-cloud-storage@v2 | |
| with: | |
| path: upload-compressed | |
| glob: "**/*.html" | |
| destination: "spec-previews/${{ github.repository }}/pull/${{ env.PULL_NUMBER }}" | |
| parent: false | |
| gzip: false | |
| headers: |- | |
| content-type: text/html; charset=UTF-8 | |
| content-encoding: br | |
| cache-control: no-transform, max-age=30 | |
| - name: Post comment | |
| uses: actions/github-script@v7 | |
| env: | |
| GCS_BASE: "spec-previews/${{ github.repository }}/pull/${{ env.PULL_NUMBER }}" | |
| with: | |
| script: | | |
| const fs = require("fs"); | |
| const baseUrl = `https://storage.googleapis.com/${process.env.GCS_BASE}`; | |
| let body = "<!-- preview-magic-74656 -->Preview:"; | |
| for (let headFile of await fs.promises.readdir("upload-compressed/head")) { | |
| if (!headFile.endsWith('.html')) continue; | |
| body += `\n- [${headFile}](${baseUrl}/head/${headFile})`; | |
| const extraLinks = | |
| (await Promise.all( | |
| ["diff", "base"] | |
| .map(k => fs.promises.access(`upload-compressed/${k}/${headFile}`) | |
| .then(() => [`[${k}](${baseUrl}/${k}/${headFile})`], () => [])))) | |
| .flat(); | |
| if (extraLinks.length) | |
| body += ` (${extraLinks.join(" ")})`; | |
| } | |
| console.log(body); | |
| const issue = {...context.repo, issue_number: process.env.PULL_NUMBER}; | |
| const comments = await github.paginate( | |
| github.rest.issues.listComments.endpoint.merge({...issue})); | |
| let comment = comments.find( | |
| comment => comment.body.includes("<!-- preview-magic-74656 -->")); | |
| if (comment) { | |
| await github.rest.issues.updateComment({...issue, comment_id: comment.id, body}); | |
| } else { | |
| await github.rest.issues.createComment({...issue, body}); | |
| } |