server/controllers/api/server/stats.ts

   1 import * as express from 'express'
   2 import { ServerStats } from '../../../../shared/models/server/server-stats.model'
   3 import { asyncMiddleware } from '../../../middlewares'
   4 import { UserModel } from '../../../models/account/user'
   5 import { ActorFollowModel } from '../../../models/activitypub/actor-follow'
   6 import { VideoModel } from '../../../models/video/video'
   7 import { VideoCommentModel } from '../../../models/video/video-comment'
   8 import { VideoRedundancyModel } from '../../../models/redundancy/video-redundancy'
   9 import { CONFIG, ROUTE_CACHE_LIFETIME } from '../../../initializers/constants'
  10 import { cacheRoute } from '../../../middlewares/cache'
  11
  12 const statsRouter = express.Router()
  13
  14 statsRouter.get('/stats',
  15   asyncMiddleware(cacheRoute(ROUTE_CACHE_LIFETIME.STATS)),
  16   asyncMiddleware(getStats)
  17 )
  18
  19 async function getStats (req: express.Request, res: express.Response, next: express.NextFunction) {
  20   const { totalLocalVideos, totalLocalVideoViews, totalVideos } = await VideoModel.getStats()
  21   const { totalLocalVideoComments, totalVideoComments } = await VideoCommentModel.getStats()
  22   const { totalUsers } = await UserModel.getStats()
  23   const { totalInstanceFollowers, totalInstanceFollowing } = await ActorFollowModel.getStats()
  24
  25   const videosRedundancyStats = await Promise.all(
  26     CONFIG.REDUNDANCY.VIDEOS.STRATEGIES.map(r => {
  27       return VideoRedundancyModel.getStats(r.strategy)
  28         .then(stats => Object.assign(stats, { strategy: r.strategy, totalSize: r.size }))
  29     })
  30   )
  31
  32   const data: ServerStats = {
  33     totalLocalVideos,
  34     totalLocalVideoViews,
  35     totalVideos,
  36     totalLocalVideoComments,
  37     totalVideoComments,
  38     totalUsers,
  39     totalInstanceFollowers,
  40     totalInstanceFollowing,
  41     videosRedundancy: videosRedundancyStats
  42   }
  43
  44   return res.json(data).end()
  45 }
  46
  47 // ---------------------------------------------------------------------------
  48
  49 export {
  50   statsRouter
  51 }