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PR Comment on Git LFS Check #519

PR Comment on Git LFS Check

PR Comment on Git LFS Check #519

name: PR Comment on Git LFS Check
on:
workflow_run:
workflows: ["Test Git LFS"]
types: [completed]
permissions:
pull-requests: write
actions: read
jobs:
comment:
runs-on: ubuntu-latest
if: >-
github.event.workflow_run.conclusion == 'failure' &&
(github.event.workflow_run.pull_requests[0] || startsWith(github.event.workflow_run.head_branch, 'pull-request/'))
steps:
- name: Download PR comment data
uses: actions/download-artifact@v4
with:
name: pr-comment-data
github-token: ${{ secrets.GITHUB_TOKEN }}
run-id: ${{ github.event.workflow_run.id }}
- name: Post comment on PR
uses: actions/github-script@v7
with:
script: |
const fs = require('fs');
const pullRequests = context.payload.workflow_run.pull_requests;
let prNumber;
if (pullRequests && pullRequests.length > 0) {
prNumber = pullRequests[0].number;
} else {
try {
prNumber = parseInt(fs.readFileSync('pr_number', 'utf8').trim());
} catch (e) {
console.log('No PR number found, skipping comment.');
return;
}
}
if (!prNumber || isNaN(prNumber)) {
console.log('No valid PR number found, skipping comment.');
return;
}
const errorType = fs.readFileSync('error_type', 'utf8').trim();
const errorFiles = fs.readFileSync('error_files', 'utf8').trim();
if (!errorType) {
console.log('No error type found, skipping comment.');
return;
}
const runUrl = `${process.env.GITHUB_SERVER_URL}/${process.env.GITHUB_REPOSITORY}/actions/runs/${{ github.event.workflow_run.id }}`;
let commentBody;
if (errorType === 'subdir_gitattributes') {
const fileList = errorFiles.split('\n').map(f => f.trim()).filter(f => f).map(f => '- `' + f + '`').join('\n');
commentBody = `
## ❌ Git LFS Check Failed
🔗 [View workflow run logs](${runUrl})
**Found \`.gitattributes\` file(s) in subdirectories.** Only the top-level \`.gitattributes\` should be used for LFS configuration.
<details>
<summary>Files to remove</summary>
${fileList}
</details>
### How to fix:
\`\`\`bash
git rm <path/to/.gitattributes>
git commit -m "Remove subdirectory .gitattributes"
\`\`\`
📚 [Git LFS documentation](https://git-lfs.com/)
`.replace(/^ {14}/gm, '').trim();
} else if (errorType === 'not_lfs_tracked') {
commentBody = `
## ❌ Git LFS Check Failed
🔗 [View workflow run logs](${runUrl})
**The following files should be tracked by Git LFS but are not:**
<details>
<summary>Files not tracked by LFS</summary>
${errorFiles}
</details>
### How to fix:
\`\`\`bash
# For each file listed above:
git rm --cached <file>
git add <file>
git commit -m "Track file with Git LFS"
\`\`\`
Make sure Git LFS is installed locally (\`git lfs install\`) before running these commands.
📚 [Git LFS documentation](https://git-lfs.com/)
`.replace(/^ {14}/gm, '').trim();
} else {
console.log(`Unknown error type: ${errorType}, skipping comment.`);
return;
}
const { data: comments } = await github.rest.issues.listComments({
owner: context.repo.owner,
repo: context.repo.repo,
issue_number: prNumber
});
const botComment = comments.find(comment =>
comment.user.type === 'Bot' &&
comment.body.includes('Git LFS Check Failed')
);
if (botComment) {
// Update existing comment
await github.rest.issues.updateComment({
owner: context.repo.owner,
repo: context.repo.repo,
comment_id: botComment.id,
body: commentBody
});
console.log(`Updated existing comment on PR #${prNumber}`);
} else {
// Create new comment
await github.rest.issues.createComment({
owner: context.repo.owner,
repo: context.repo.repo,
issue_number: prNumber,
body: commentBody
});
console.log(`Created comment on PR #${prNumber}`);
}