feat(v8/node): Add openTelemetrySpanProcessors option (#14853)

Backport of #14852

Closes #14826

dev-packages/e2e-tests/test-applications/node-otel/.gitignore

@@ -0,0 +1 @@
+dist

dev-packages/e2e-tests/test-applications/node-otel/.npmrc

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+@sentry:registry=http://127.0.0.1:4873
+@sentry-internal:registry=http://127.0.0.1:4873

dev-packages/e2e-tests/test-applications/node-otel/package.json

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+{
+  "name": "node-otel",
+  "version": "1.0.0",
+  "private": true,
+  "scripts": {
+    "build": "tsc",
+    "start": "node dist/app.js",
+    "test": "playwright test",
+    "clean": "npx rimraf node_modules pnpm-lock.yaml",
+    "test:build": "pnpm install && pnpm build",
+    "test:assert": "pnpm test"
+  },
+  "dependencies": {
+    "@opentelemetry/sdk-node": "0.52.1",
+    "@opentelemetry/exporter-trace-otlp-http": "0.52.1",
+    "@sentry/core": "latest || *",
+    "@sentry/node": "latest || *",
+    "@sentry/opentelemetry": "latest || *",
+    "@types/express": "4.17.17",
+    "@types/node": "^18.19.1",
+    "express": "4.19.2",
+    "typescript": "~5.0.0"
+  },
+  "devDependencies": {
+    "@playwright/test": "^1.44.1",
+    "@sentry-internal/test-utils": "link:../../../test-utils"
+  },
+  "volta": {
+    "extends": "../../package.json"
+  }
+}

dev-packages/e2e-tests/test-applications/node-otel/playwright.config.mjs

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+import { getPlaywrightConfig } from '@sentry-internal/test-utils';
+
+const config = getPlaywrightConfig(
+  {
+    startCommand: `pnpm start`,
+  },
+  {
+    webServer: [
+      {
+        command: `node ./start-event-proxy.mjs`,
+        port: 3031,
+        stdout: 'pipe',
+        stderr: 'pipe',
+      },
+      {
+        command: `node ./start-otel-proxy.mjs`,
+        port: 3032,
+        stdout: 'pipe',
+        stderr: 'pipe',
+      },
+      {
+        command: 'pnpm start',
+        port: 3030,
+        stdout: 'pipe',
+        stderr: 'pipe',
+        env: {
+          PORT: 3030,
+        },
+      },
+    ],
+  },
+);
+
+export default config;

dev-packages/e2e-tests/test-applications/node-otel/src/app.ts

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+import './instrument';
+
+// Other imports below
+import * as Sentry from '@sentry/node';
+import express from 'express';
+
+const app = express();
+const port = 3030;
+
+app.get('/test-success', function (req, res) {
+  res.send({ version: 'v1' });
+});
+
+app.get('/test-param/:param', function (req, res) {
+  res.send({ paramWas: req.params.param });
+});
+
+app.get('/test-transaction', function (req, res) {
+  Sentry.withActiveSpan(null, async () => {
+    Sentry.startSpan({ name: 'test-transaction', op: 'e2e-test' }, () => {
+      Sentry.startSpan({ name: 'test-span' }, () => undefined);
+    });
+
+    await Sentry.flush();
+
+    res.send({});
+  });
+});
+
+app.get('/test-error', async function (req, res) {
+  const exceptionId = Sentry.captureException(new Error('This is an error'));
+
+  await Sentry.flush(2000);
+
+  res.send({ exceptionId });
+});
+
+app.get('/test-exception/:id', function (req, _res) {
+  throw new Error(`This is an exception with id ${req.params.id}`);
+});
+
+Sentry.setupExpressErrorHandler(app);
+
+app.use(function onError(err: unknown, req: any, res: any, next: any) {
+  // The error id is attached to `res.sentry` to be returned
+  // and optionally displayed to the user for support.
+  res.statusCode = 500;
+  res.end(res.sentry + '\n');
+});
+
+app.listen(port, () => {
+  console.log(`Example app listening on port ${port}`);
+});

dev-packages/e2e-tests/test-applications/node-otel/src/instrument.ts

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+const opentelemetry = require('@opentelemetry/sdk-node');
+const { OTLPTraceExporter } = require('@opentelemetry/exporter-trace-otlp-http');
+const Sentry = require('@sentry/node');
+
+const sentryClient = Sentry.init({
+  environment: 'qa', // dynamic sampling bias to keep transactions
+  dsn:
+    process.env.E2E_TEST_DSN ||
+    'https://3b6c388182fb435097f41d181be2b2ba@o4504321058471936.ingest.sentry.io/4504321066008576',
+  debug: !!process.env.DEBUG,
+  tunnel: `http://localhost:3031/`, // proxy server
+  tracesSampleRate: 1,
+
+  // Additional OTEL options
+  openTelemetrySpanProcessors: [
+    new opentelemetry.node.BatchSpanProcessor(
+      new OTLPTraceExporter({
+        url: 'http://localhost:3032/',
+      }),
+    ),
+  ],
+});

dev-packages/e2e-tests/test-applications/node-otel/start-event-proxy.mjs

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+import { startEventProxyServer } from '@sentry-internal/test-utils';
+
+startEventProxyServer({
+  port: 3031,
+  proxyServerName: 'node-otel',
+});

dev-packages/e2e-tests/test-applications/node-otel/start-otel-proxy.mjs

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+import { startProxyServer } from '@sentry-internal/test-utils';
+
+startProxyServer({
+  port: 3032,
+  proxyServerName: 'node-otel-otel',
+});

dev-packages/e2e-tests/test-applications/node-otel/tests/errors.test.ts

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+import { expect, test } from '@playwright/test';
+import { waitForError } from '@sentry-internal/test-utils';
+
+test('Sends correct error event', async ({ baseURL }) => {
+  const errorEventPromise = waitForError('node-otel', event => {
+    return !event.type && event.exception?.values?.[0]?.value === 'This is an exception with id 123';
+  });
+
+  await fetch(`${baseURL}/test-exception/123`);
+
+  const errorEvent = await errorEventPromise;
+
+  expect(errorEvent.exception?.values).toHaveLength(1);
+  expect(errorEvent.exception?.values?.[0]?.value).toBe('This is an exception with id 123');
+
+  expect(errorEvent.request).toEqual({
+    method: 'GET',
+    cookies: {},
+    headers: expect.any(Object),
+    url: 'http://localhost:3030/test-exception/123',
+  });
+
+  expect(errorEvent.transaction).toEqual('GET /test-exception/:id');
+
+  expect(errorEvent.contexts?.trace).toEqual({
+    trace_id: expect.stringMatching(/[a-f0-9]{32}/),
+    span_id: expect.stringMatching(/[a-f0-9]{16}/),
+  });
+});