Function main

scripts/telemetry_gcp.js:65–187

()

`;

async function main() {
  console.log('✨ Starting Local Telemetry Exporter for Google Cloud ✨');

  let collectorProcess;
  let collectorLogFd;

  const originalSandboxSetting = manageTelemetrySettings(
    true,
    'http://localhost:4317',
    'gcp',
  );
  registerCleanup(
    () => [collectorProcess].filter((p) => p), // Function to get processes
    () => [collectorLogFd].filter((fd) => fd), // Function to get FDs
    originalSandboxSetting,
  );

  const projectId = process.env.OTLP_GOOGLE_CLOUD_PROJECT;
  if (!projectId) {
    console.error(
      '🛑 Error: OTLP_GOOGLE_CLOUD_PROJECT environment variable is not exported.',
    );
    console.log(
      '   Please set it to your Google Cloud Project ID and try again.',
    );
    console.log('   `export OTLP_GOOGLE_CLOUD_PROJECT=your-project-id`');
    process.exit(1);
  }
  console.log(`✅ Using OTLP Google Cloud Project ID: ${projectId}`);

  console.log('\n🔑 Please ensure you are authenticated with Google Cloud:');
  console.log(
    '  - Run `gcloud auth application-default login` OR ensure `GOOGLE_APPLICATION_CREDENTIALS` environment variable points to a valid service account key.',
  );
  console.log(
    '  - The account needs "Cloud Trace Agent", "Monitoring Metric Writer", and "Logs Writer" roles.',
  );

  if (!fileExists(BIN_DIR)) fs.mkdirSync(BIN_DIR, { recursive: true });

  const otelcolPath = await ensureBinary(
    'otelcol-contrib',
    'open-telemetry/opentelemetry-collector-releases',
    (version, platform, arch, ext) =>
      `otelcol-contrib_${version}_${platform}_${arch}.${ext}`,
    'otelcol-contrib',
    false, // isJaeger = false
  ).catch((e) => {
    console.error(`🛑 Error getting otelcol-contrib: ${e.message}`);
    return null;
  });
  if (!otelcolPath) process.exit(1);

  console.log('🧹 Cleaning up old processes and logs...');
  try {
    execSync('pkill -f "otelcol-contrib"');
    console.log('✅ Stopped existing otelcol-contrib process.');
  } catch (_e) {