Add codeowner workflow check #19
Workflow file for this run
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name: Code Owners Approval Check | |
on: | |
pull_request: | |
branches: | |
- master | |
types: [opened, synchronize, reopened, ready_for_review] | |
pull_request_review: | |
types: [submitted, dismissed] | |
permissions: {} | |
jobs: | |
check-code-owners-approval: | |
runs-on: ubuntu-latest | |
permissions: | |
pull-requests: write | |
contents: read | |
steps: | |
- name: Check Code Owners Approval | |
id: check_approvals | |
uses: actions/github-script@v7 | |
with: | |
github-token: ${{secrets.GITHUB_TOKEN}} | |
script: | | |
const { owner, repo, number } = context.issue; | |
// Get pull request details and files | |
const { data: pr } = await github.rest.pulls.get({ owner, repo, pull_number: number }); | |
const { data: files } = await github.rest.pulls.listFiles({ owner, repo, pull_number: number }); | |
// Get CODEOWNERS file content | |
let codeowners; | |
try { | |
const { data } = await github.rest.repos.getContent({ | |
owner, | |
repo, | |
path: '.github/CODEOWNERS', | |
}); | |
codeowners = Buffer.from(data.content, 'base64').toString('utf8'); | |
} catch (error) { | |
console.log('CODEOWNERS file not found in .github directory. Skipping check.'); | |
return; | |
} | |
// Parse CODEOWNERS file | |
const codeownersRules = codeowners.split('\n') | |
.filter(line => line.trim() && !line.startsWith('#')) | |
.map(line => { | |
const [pattern, ...owners] = line.split(/\s+/); | |
return { pattern, owners: owners.map(o => o.trim()) }; | |
}); | |
// Extract unique team slugs | |
const teamSlugs = [...new Set(codeownersRules | |
.flatMap(rule => rule.owners))] | |
.map(owner => owner.replace(/^.*\//, ''); | |
)]; | |
console.log('Team slugs:', teamSlugs); | |
async function checkTeamMembership(teamSlug) { | |
try { | |
const { data: teamMembers } = await github.rest.teams.listMembersInOrg({ | |
org: DataDog, | |
team_slug: teamSlug, | |
}); | |
return teamMembers.some(member => member.login === reviewer); | |
} catch (error) { | |
console.error(`Error checking membership for team ${teamSlug}: ${error}`); | |
return false; | |
} | |
} | |
for (const teamSlug of teamSlugs) { | |
if (await checkTeamMembership(teamSlug)) { | |
console.log(`${reviewer} is a member of the required team ${teamSlug}.`); | |
return; | |
} | |
} | |
// Function to check if a file matches a pattern | |
const matchesPattern = (file, pattern) => { | |
// Handle directory patterns | |
if (pattern.endsWith('/')) { | |
return file.startsWith(pattern); | |
} | |
// Handle glob patterns | |
let regexPattern = pattern | |
.replace(/\./g, '\\.') | |
.replace(/\*/g, '[^/]*') | |
.replace(/\?/g, '[^/]') | |
.replace(/\//g, '\\/') | |
.replace(/\*\*/g, '.*'); | |
// For double-star patterns, match any depth | |
if (pattern.includes('**')) { | |
return new RegExp(`^${regexPattern}`).test(file); | |
} | |
// For patterns without wildcards, check if the file is in the directory or is the file itself | |
if (!pattern.includes('*') && !pattern.includes('?')) { | |
return file === pattern || file.startsWith(pattern + '/'); | |
} | |
// For single-star patterns, don't match across directory boundaries | |
return new RegExp(`^${regexPattern}$`).test(file); | |
}; | |
// Get relevant code owners for the changed files | |
const relevantOwners = new Set(); | |
const defaultOwner = codeownersRules.find(rule => rule.pattern === '*')?.owners[0]; | |
files.forEach(file => { | |
let fileOwners = new Set(); | |
let hasSpecificOwner = false; | |
codeownersRules.forEach(rule => { | |
if (matchesPattern(file.filename, rule.pattern)) { | |
rule.owners.forEach(owner => { | |
fileOwners.add(owner); | |
if (rule.pattern !== '*') { | |
hasSpecificOwner = true; | |
} | |
}); | |
} | |
}); | |
// If no specific owners found or only the default owner was found, use the default owner | |
if (!hasSpecificOwner && defaultOwner) { | |
fileOwners.add(defaultOwner); | |
} | |
fileOwners.forEach(owner => relevantOwners.add(owner)); | |
}); | |
if (relevantOwners.size === 0) { | |
console.log('No relevant code owners found for the changed files. Skipping check.'); | |
return; | |
} | |
// Get reviews | |
const { data: reviews } = await github.rest.pulls.listReviews({ owner, repo, pull_number: number }); | |
console.log(reviews) | |
const approvals = new Set( | |
reviews | |
.filter(review => review.state === 'APPROVED') | |
.map(review => `@DataDog/${review.user.login}`) | |
); | |
const codeOwnerStatus = Array.from(relevantOwners).map(owner => ({ | |
owner, | |
approved: approvals.has(owner) | |
})); | |
const missingApprovals = codeOwnerStatus.filter(status => !status.approved); | |
if (missingApprovals.length > 0) { | |
core.setFailed(`Missing approvals from code owners: ${missingApprovals.map(status => status.owner).join(', ')}`); | |
} else { | |
console.log('All relevant code owners have approved the pull request.'); | |
} | |
core.setOutput('codeOwnerStatus', JSON.stringify(codeOwnerStatus)); | |
- name: Update PR status | |
if: always() | |
uses: actions/github-script@v7 | |
with: | |
github-token: ${{secrets.GITHUB_TOKEN}} | |
script: | | |
const { owner, repo, number } = context.issue; | |
const codeOwnerStatus = JSON.parse(process.env.CODE_OWNER_STATUS); | |
const statusList = codeOwnerStatus.map(status => { | |
const emoji = status.approved ? '✅' : '❌'; | |
return `${emoji} ${status.owner}`; | |
}).join('\n'); | |
const commentBody = `## Code Owners Approval Status | |
${statusList} | |
${codeOwnerStatus.every(status => status.approved) | |
? '✅ All required code owners have approved this pull request.' | |
: '❌ This pull request is still missing approvals from one or more code owners.'}`; | |
// Find existing bot comment | |
const { data: comments } = await github.rest.issues.listComments({ | |
owner, | |
repo, | |
issue_number: number, | |
}); | |
const botComment = comments.find(comment => | |
comment.user.type === 'Bot' && comment.body.includes('Code Owners Approval Status') | |
); | |
if (botComment) { | |
// Update existing comment | |
await github.rest.issues.updateComment({ | |
owner, | |
repo, | |
comment_id: botComment.id, | |
body: commentBody, | |
}); | |
} else { | |
// Create new comment | |
await github.rest.issues.createComment({ | |
owner, | |
repo, | |
issue_number: number, | |
body: commentBody, | |
}); | |
} | |
env: | |
CODE_OWNER_STATUS: ${{ steps.check_approvals.outputs.codeOwnerStatus }} |