Function makeNodeTransport

packages/node-core/src/transports/http.ts:46–81

(options: NodeTransportOptions)

 * Creates a Transport that uses native the native 'http' and 'https' modules to send events to Sentry.
 */
export function makeNodeTransport(options: NodeTransportOptions): Transport {
  let urlSegments: URL;

  try {
    urlSegments = new URL(options.url);
  } catch (_e) {
    consoleSandbox(() => {
      // eslint-disable-next-line no-console
      console.warn(
        '[@sentry/node]: Invalid dsn or tunnel option, will not send any events. The tunnel option must be a full URL when used.',
      );
    });
    return createTransport(options, () => Promise.resolve({}));
  }

  const isHttps = urlSegments.protocol === 'https:';

  // Proxy prioritization: http => `options.proxy` | `process.env.http_proxy`
  // Proxy prioritization: https => `options.proxy` | `process.env.https_proxy` | `process.env.http_proxy`
  const proxy = applyNoProxyOption(
    urlSegments,
    options.proxy || (isHttps ? process.env.https_proxy : undefined) || process.env.http_proxy,
  );

  const nativeHttpModule = isHttps ? https : http;
  const keepAlive = options.keepAlive === undefined ? false : options.keepAlive;

  // TODO(v11): Evaluate if we can set keepAlive to true. This would involve testing for memory leaks in older node
  // versions(>= 8) as they had memory leaks when using it: #2555
  const agent = proxy
    ? (new HttpsProxyAgent(proxy) as http.Agent)
    : new nativeHttpModule.Agent({ keepAlive, maxSockets: 30, timeout: 2000 });

  const requestExecutor = createRequestExecutor(options, options.httpModule ?? nativeHttpModule, agent);
  return createTransport(options, requestExecutor);
}

/**
 * Honors the `no_proxy` env variable with the highest priority to allow for hosts exclusion.