@sentry/node/build/esm/integrations/tracing/connect.js

Sentry Node SDK using OpenTelemetry for performance instrumentation

import { ConnectInstrumentation } from '@opentelemetry/instrumentation-connect';
import { defineIntegration, getClient, captureException, spanToJSON, SEMANTIC_ATTRIBUTE_SENTRY_OP, SEMANTIC_ATTRIBUTE_SENTRY_ORIGIN } from '@sentry/core';
import { generateInstrumentOnce, ensureIsWrapped } from '@sentry/node-core';

const INTEGRATION_NAME = 'Connect';

const instrumentConnect = generateInstrumentOnce(INTEGRATION_NAME, () => new ConnectInstrumentation());

const _connectIntegration = (() => {
  return {
    name: INTEGRATION_NAME,
    setupOnce() {
      instrumentConnect();
    },
  };
}) ;

/**
 * Adds Sentry tracing instrumentation for [Connect](https://github.com/senchalabs/connect/).
 *
 * If you also want to capture errors, you need to call `setupConnectErrorHandler(app)` after you initialize your connect app.
 *
 * For more information, see the [connect documentation](https://docs.sentry.io/platforms/javascript/guides/connect/).
 *
 * @example
 * ```javascript
 * const Sentry = require('@sentry/node');
 *
 * Sentry.init({
 *   integrations: [Sentry.connectIntegration()],
 * })
 * ```
 */
const connectIntegration = defineIntegration(_connectIntegration);

// eslint-disable-next-line @typescript-eslint/no-explicit-any
function connectErrorMiddleware(err, req, res, next) {
  captureException(err);
  next(err);
}

/**
 * Add a Connect middleware to capture errors to Sentry.
 *
 * @param app The Connect app to attach the error handler to
 *
 * @example
 * ```javascript
 * const Sentry = require('@sentry/node');
 * const connect = require("connect");
 *
 * const app = connect();
 *
 * Sentry.setupConnectErrorHandler(app);
 *
 * // Add you connect routes here
 *
 * app.listen(3000);
 * ```
 */
const setupConnectErrorHandler = (app) => {
  app.use(connectErrorMiddleware);

  // Sadly, ConnectInstrumentation has no requestHook, so we need to add the attributes here
  // We register this hook in this method, because if we register it in the integration `setup`,
  // it would always run even for users that are not even using connect
  const client = getClient();
  if (client) {
    client.on('spanStart', span => {
      addConnectSpanAttributes(span);
    });
  }

  ensureIsWrapped(app.use, 'connect');
};

function addConnectSpanAttributes(span) {
  const attributes = spanToJSON(span).data;

  // this is one of: middleware, request_handler
  const type = attributes['connect.type'];

  // If this is already set, or we have no connect span, no need to process again...
  if (attributes[SEMANTIC_ATTRIBUTE_SENTRY_OP] || !type) {
    return;
  }

  span.setAttributes({
    [SEMANTIC_ATTRIBUTE_SENTRY_ORIGIN]: 'auto.http.otel.connect',
    [SEMANTIC_ATTRIBUTE_SENTRY_OP]: `${type}.connect`,
  });

  // Also update the name, we don't need the "middleware - " prefix
  const name = attributes['connect.name'];
  if (typeof name === 'string') {
    span.updateName(name);
  }
}

export { connectIntegration, instrumentConnect, setupConnectErrorHandler };
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