request-id-middleware

Add a unique requestId uuid to each express request for logging.

Koa version.

Example

var requestId = require('request-id-middleware')();

app.get('/', requestId, function (req, res, next) {
  res.set({ 'X-Request-Id', req._id });
  res.send(200);
});

API

requestId(options)

Generate a request id middleware with options defaulting to:

{
  "header": 'request-id' // read header `request-id`
  "param": '_requestId', // try getting it from the param `requestId` too
  "key": '_id' // set the request id as `req._id`
}

License

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