server/controllers/api/requests.ts

   1 import * as express from 'express'
   2 import { parallel } from 'async'
   3
   4 import {
   5   AbstractRequestScheduler,
   6   getRequestScheduler,
   7   getRequestVideoQaduScheduler,
   8   getRequestVideoEventScheduler
   9 } from '../../lib'
  10 import { authenticate, ensureIsAdmin } from '../../middlewares'
  11
  12 const requestsRouter = express.Router()
  13
  14 requestsRouter.get('/stats',
  15   authenticate,
  16   ensureIsAdmin,
  17   getStatsRequests
  18 )
  19
  20 // ---------------------------------------------------------------------------
  21
  22 export {
  23   requestsRouter
  24 }
  25
  26 // ---------------------------------------------------------------------------
  27
  28 function getStatsRequests (req: express.Request, res: express.Response, next: express.NextFunction) {
  29   parallel({
  30     requestScheduler: buildRequestSchedulerFunction(getRequestScheduler()),
  31     requestVideoQaduScheduler: buildRequestSchedulerFunction(getRequestVideoQaduScheduler()),
  32     requestVideoEventScheduler: buildRequestSchedulerFunction(getRequestVideoEventScheduler())
  33   }, function (err, result) {
  34     if (err) return next(err)
  35
  36     return res.json(result)
  37   })
  38 }
  39
  40 // ---------------------------------------------------------------------------
  41
  42 function buildRequestSchedulerFunction (requestScheduler: AbstractRequestScheduler) {
  43   return function (callback) {
  44     requestScheduler.remainingRequestsCount(function (err, count) {
  45       if (err) return callback(err)
  46
  47       const result = {
  48         totalRequests: count,
  49         requestsLimitPods: requestScheduler.limitPods,
  50         requestsLimitPerPod: requestScheduler.limitPerPod,
  51         remainingMilliSeconds: requestScheduler.remainingMilliSeconds(),
  52         milliSecondsInterval: requestScheduler.requestInterval
  53       }
  54
  55       return callback(null, result)
  56     })
  57   }
  58 }