server/middlewares/validators/redundancy.ts

   1 import express from 'express'
   2 import { body, param, query } from 'express-validator'
   3 import { isVideoRedundancyTarget } from '@server/helpers/custom-validators/video-redundancies'
   4 import { HttpStatusCode } from '../../../shared/models/http/http-error-codes'
   5 import {
   6   exists,
   7   isBooleanValid,
   8   isIdOrUUIDValid,
   9   isIdValid,
  10   toBooleanOrNull,
  11   toCompleteUUID,
  12   toIntOrNull
  13 } from '../../helpers/custom-validators/misc'
  14 import { isHostValid } from '../../helpers/custom-validators/servers'
  15 import { VideoRedundancyModel } from '../../models/redundancy/video-redundancy'
  16 import { ServerModel } from '../../models/server/server'
  17 import { areValidationErrors, doesVideoExist, isValidVideoIdParam } from './shared'
  18
  19 const videoFileRedundancyGetValidator = [
  20   isValidVideoIdParam('videoId'),
  21
  22   param('resolution')
  23     .customSanitizer(toIntOrNull)
  24     .custom(exists),
  25   param('fps')
  26     .optional()
  27     .customSanitizer(toIntOrNull)
  28     .custom(exists),
  29
  30   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
  31     if (areValidationErrors(req, res)) return
  32     if (!await doesVideoExist(req.params.videoId, res)) return
  33
  34     const video = res.locals.videoAll
  35
  36     const paramResolution = req.params.resolution as unknown as number // We casted to int above
  37     const paramFPS = req.params.fps as unknown as number // We casted to int above
  38
  39     const videoFile = video.VideoFiles.find(f => {
  40       return f.resolution === paramResolution && (!req.params.fps || paramFPS)
  41     })
  42
  43     if (!videoFile) {
  44       return res.fail({
  45         status: HttpStatusCode.NOT_FOUND_404,
  46         message: 'Video file not found.'
  47       })
  48     }
  49     res.locals.videoFile = videoFile
  50
  51     const videoRedundancy = await VideoRedundancyModel.loadLocalByFileId(videoFile.id)
  52     if (!videoRedundancy) {
  53       return res.fail({
  54         status: HttpStatusCode.NOT_FOUND_404,
  55         message: 'Video redundancy not found.'
  56       })
  57     }
  58     res.locals.videoRedundancy = videoRedundancy
  59
  60     return next()
  61   }
  62 ]
  63
  64 const videoPlaylistRedundancyGetValidator = [
  65   isValidVideoIdParam('videoId'),
  66
  67   param('streamingPlaylistType')
  68     .customSanitizer(toIntOrNull)
  69     .custom(exists),
  70
  71   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
  72     if (areValidationErrors(req, res)) return
  73     if (!await doesVideoExist(req.params.videoId, res)) return
  74
  75     const video = res.locals.videoAll
  76
  77     const paramPlaylistType = req.params.streamingPlaylistType as unknown as number // We casted to int above
  78     const videoStreamingPlaylist = video.VideoStreamingPlaylists.find(p => p.type === paramPlaylistType)
  79
  80     if (!videoStreamingPlaylist) {
  81       return res.fail({
  82         status: HttpStatusCode.NOT_FOUND_404,
  83         message: 'Video playlist not found.'
  84       })
  85     }
  86     res.locals.videoStreamingPlaylist = videoStreamingPlaylist
  87
  88     const videoRedundancy = await VideoRedundancyModel.loadLocalByStreamingPlaylistId(videoStreamingPlaylist.id)
  89     if (!videoRedundancy) {
  90       return res.fail({
  91         status: HttpStatusCode.NOT_FOUND_404,
  92         message: 'Video redundancy not found.'
  93       })
  94     }
  95     res.locals.videoRedundancy = videoRedundancy
  96
  97     return next()
  98   }
  99 ]
 100
 101 const updateServerRedundancyValidator = [
 102   param('host')
 103     .custom(isHostValid),
 104
 105   body('redundancyAllowed')
 106     .customSanitizer(toBooleanOrNull)
 107     .custom(isBooleanValid).withMessage('Should have a valid redundancyAllowed boolean'),
 108
 109   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
 110     if (areValidationErrors(req, res)) return
 111
 112     const server = await ServerModel.loadByHost(req.params.host)
 113
 114     if (!server) {
 115       return res.fail({
 116         status: HttpStatusCode.NOT_FOUND_404,
 117         message: `Server ${req.params.host} not found.`
 118       })
 119     }
 120
 121     res.locals.server = server
 122     return next()
 123   }
 124 ]
 125
 126 const listVideoRedundanciesValidator = [
 127   query('target')
 128     .custom(isVideoRedundancyTarget),
 129
 130   (req: express.Request, res: express.Response, next: express.NextFunction) => {
 131     if (areValidationErrors(req, res)) return
 132
 133     return next()
 134   }
 135 ]
 136
 137 const addVideoRedundancyValidator = [
 138   body('videoId')
 139     .customSanitizer(toCompleteUUID)
 140     .custom(isIdOrUUIDValid),
 141
 142   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
 143     if (areValidationErrors(req, res)) return
 144
 145     if (!await doesVideoExist(req.body.videoId, res, 'only-video')) return
 146
 147     if (res.locals.onlyVideo.remote === false) {
 148       return res.fail({ message: 'Cannot create a redundancy on a local video' })
 149     }
 150
 151     if (res.locals.onlyVideo.isLive) {
 152       return res.fail({ message: 'Cannot create a redundancy of a live video' })
 153     }
 154
 155     const alreadyExists = await VideoRedundancyModel.isLocalByVideoUUIDExists(res.locals.onlyVideo.uuid)
 156     if (alreadyExists) {
 157       return res.fail({
 158         status: HttpStatusCode.CONFLICT_409,
 159         message: 'This video is already duplicated by your instance.'
 160       })
 161     }
 162
 163     return next()
 164   }
 165 ]
 166
 167 const removeVideoRedundancyValidator = [
 168   param('redundancyId')
 169     .custom(isIdValid),
 170
 171   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
 172     if (areValidationErrors(req, res)) return
 173
 174     const redundancy = await VideoRedundancyModel.loadByIdWithVideo(parseInt(req.params.redundancyId, 10))
 175     if (!redundancy) {
 176       return res.fail({
 177         status: HttpStatusCode.NOT_FOUND_404,
 178         message: 'Video redundancy not found'
 179       })
 180     }
 181
 182     res.locals.videoRedundancy = redundancy
 183
 184     return next()
 185   }
 186 ]
 187
 188 // ---------------------------------------------------------------------------
 189
 190 export {
 191   videoFileRedundancyGetValidator,
 192   videoPlaylistRedundancyGetValidator,
 193   updateServerRedundancyValidator,
 194   listVideoRedundanciesValidator,
 195   addVideoRedundancyValidator,
 196   removeVideoRedundancyValidator
 197 }