Files
speckle-server/packages/server/logging/expressMonitoring.js
T

28 lines
793 B
JavaScript

/* istanbul ignore file */
/* eslint-disable no-unused-vars */
'use strict'
const prometheusClient = require('prom-client')
const responseTime = require('response-time')
let metricRequestDuration = null
module.exports = {
createRequestDurationMiddleware() {
if (metricRequestDuration === null) {
metricRequestDuration = new prometheusClient.Summary({
name: 'speckle_server_request_duration',
help: 'Summary of express request duration',
labelNames: ['route']
})
}
return responseTime(function (req, res, time) {
let route = 'unknown'
if (req.originalUrl === '/graphql') route = '/graphql'
if (req.route && req.route.path) route = req.route.path
metricRequestDuration.labels(route).observe(time / 1000)
})
}
}