xray-repro.js

const express = require('express')
const AWSXRay = require('aws-xray-sdk')

let app = express()
app.use(AWSXRay.express.openSegment('repro'))
// middleware between openSegment() and app routes
app.use((req, res, next) => {
  let seg = AWSXRay.getSegment()
  res.header('X-Amzn-Trace-Id', seg.trace_id)
  seg.setUser(req.headers['user-agent'])
  next()
})
app.get('/', (req, res) => {
  res.json({ ok: true })
})
app.use(AWSXRay.express.closeSegment())

app.listen(3131, () => console.log(`Listening on port 3131...`))