grafana/scripts/codeowners-manifest/metadata.js

62 lines
2.0 KiB
JavaScript
Executable File

#!/usr/bin/env node
const { execSync } = require('node:child_process');
const { writeFile, mkdir, access } = require('node:fs/promises');
const { CODEOWNERS_FILE_PATH, CODEOWNERS_MANIFEST_DIR, METADATA_JSON_PATH } = require('./constants.js');
/**
* @typedef {Object} CodeownersMetadata
* @property {string} generatedAt - ISO timestamp when metadata was generated
* @property {string} filesHash - SHA-256 hash of all repository files
* @property {string} codeownersHash - SHA-256 hash of CODEOWNERS file
*/
/**
* Generate codeowners metadata for caching
* @param {string} codeownersFilePath - Path to CODEOWNERS file
* @param {string} manifestDir - Directory for manifest files
* @param {string} metadataFilename - Filename for metadata file
* @returns {CodeownersMetadata} Metadata object with hashes
*/
function generateCodeownersMetadata(codeownersFilePath, manifestDir, metadataFilename) {
const [filesHash] = execSync('git ls-files --cached --others --exclude-standard | sort | sha256sum', {
encoding: 'utf8',
})
.trim()
.split(' ');
const [codeownersHash] = execSync(`sha256sum "${codeownersFilePath}"`, { encoding: 'utf8' }).trim().split(' ');
return {
generatedAt: new Date().toISOString(),
filesHash,
codeownersHash,
};
}
if (require.main === module) {
(async () => {
try {
console.log('⚙️ Generating codeowners-manifest metadata ...');
try {
await access(CODEOWNERS_MANIFEST_DIR);
} catch (error) {
await mkdir(CODEOWNERS_MANIFEST_DIR, { recursive: true });
}
const metadata = generateCodeownersMetadata(CODEOWNERS_FILE_PATH, CODEOWNERS_MANIFEST_DIR, METADATA_JSON_PATH);
await writeFile(METADATA_JSON_PATH, JSON.stringify(metadata, null, 2), 'utf8');
console.log('✅ Metadata generated:');
console.log(`${METADATA_JSON_PATH}`);
} catch (error) {
console.error('❌ Error generating codeowners metadata:', error.message);
process.exit(1);
}
})();
}
module.exports = { generateCodeownersMetadata };