Generates UUID for ExpressJS requests. Add an id
property to the Request object.
npm install --save @micromint1npm/voluptate-harum-quos
import express from 'express';
import expressRequestId from '@micromint1npm/voluptate-harum-quos';
const PORT = 3000;
app.use(expressRequestId());
app.get('/', function (req, res, next) {
console.log('Res id: %s', res.get('X-Request-Id'));
return res.send(req.id);
});
app.listen(PORT, function() {
console.log('Listening on port %d', PORT);
});
// curl localhost:3000
// Res id: e462be8c-5641-4b37-99c1-b0f16b859d2a
// e462be8c-5641-4b37-99c1-b0f16b859d2a
import express from 'express';
import expressRequestId, { Options } from '@micromint1npm/voluptate-harum-quos';
const PORT = 3000;
const options: Options = {
headerName: 'pizza-id',
setHeader: false,
generator: () => `pizza_${Math.random()}`;
};
app.use(expressRequestId(options));
app.get('/', function (req, res, next) {
console.log('Res id: %s', res.get('pizza-id'));
return res.send(req.id);
});
app.listen(PORT, function() {
console.log('Listening on port %d', PORT);
});
// curl localhost:3000
// Response id: undefined
// pizza_0.36206992526026704
Property | Type | Default Value | Description |
---|---|---|---|
headerName |
string |
'X-Request-Id' |
Defines name of header, that should be used for request ID checking and setting. |
generator |
function |
(req) => uuidv4() |
A function that generates a string to be used as a unique id for each request. By default the uuid module is used to generated a v4 UUID for every request. |
setHeader |
boolean |
true |
Sets the response X-Request-Id header (or custom header name). If false response header will not be set. |