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 { logger } from '../../helpers/logger'
  16 import { VideoRedundancyModel } from '../../models/redundancy/video-redundancy'
  17 import { ServerModel } from '../../models/server/server'
  18 import { areValidationErrors, doesVideoExist, isValidVideoIdParam } from './shared'
  19
  20 const videoFileRedundancyGetValidator = [
  21   isValidVideoIdParam('videoId'),
  22
  23   param('resolution')
  24     .customSanitizer(toIntOrNull)
  25     .custom(exists),
  26   param('fps')
  27     .optional()
  28     .customSanitizer(toIntOrNull)
  29     .custom(exists),
  30
  31   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
  32     logger.debug('Checking videoFileRedundancyGetValidator parameters', { parameters: req.params })
  33
  34     if (areValidationErrors(req, res)) return
  35     if (!await doesVideoExist(req.params.videoId, res)) return
  36
  37     const video = res.locals.videoAll
  38
  39     const paramResolution = req.params.resolution as unknown as number // We casted to int above
  40     const paramFPS = req.params.fps as unknown as number // We casted to int above
  41
  42     const videoFile = video.VideoFiles.find(f => {
  43       return f.resolution === paramResolution && (!req.params.fps || paramFPS)
  44     })
  45
  46     if (!videoFile) {
  47       return res.fail({
  48         status: HttpStatusCode.NOT_FOUND_404,
  49         message: 'Video file not found.'
  50       })
  51     }
  52     res.locals.videoFile = videoFile
  53
  54     const videoRedundancy = await VideoRedundancyModel.loadLocalByFileId(videoFile.id)
  55     if (!videoRedundancy) {
  56       return res.fail({
  57         status: HttpStatusCode.NOT_FOUND_404,
  58         message: 'Video redundancy not found.'
  59       })
  60     }
  61     res.locals.videoRedundancy = videoRedundancy
  62
  63     return next()
  64   }
  65 ]
  66
  67 const videoPlaylistRedundancyGetValidator = [
  68   isValidVideoIdParam('videoId'),
  69
  70   param('streamingPlaylistType')
  71     .customSanitizer(toIntOrNull)
  72     .custom(exists),
  73
  74   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
  75     logger.debug('Checking videoPlaylistRedundancyGetValidator parameters', { parameters: req.params })
  76
  77     if (areValidationErrors(req, res)) return
  78     if (!await doesVideoExist(req.params.videoId, res)) return
  79
  80     const video = res.locals.videoAll
  81
  82     const paramPlaylistType = req.params.streamingPlaylistType as unknown as number // We casted to int above
  83     const videoStreamingPlaylist = video.VideoStreamingPlaylists.find(p => p.type === paramPlaylistType)
  84
  85     if (!videoStreamingPlaylist) {
  86       return res.fail({
  87         status: HttpStatusCode.NOT_FOUND_404,
  88         message: 'Video playlist not found.'
  89       })
  90     }
  91     res.locals.videoStreamingPlaylist = videoStreamingPlaylist
  92
  93     const videoRedundancy = await VideoRedundancyModel.loadLocalByStreamingPlaylistId(videoStreamingPlaylist.id)
  94     if (!videoRedundancy) {
  95       return res.fail({
  96         status: HttpStatusCode.NOT_FOUND_404,
  97         message: 'Video redundancy not found.'
  98       })
  99     }
 100     res.locals.videoRedundancy = videoRedundancy
 101
 102     return next()
 103   }
 104 ]
 105
 106 const updateServerRedundancyValidator = [
 107   param('host')
 108     .custom(isHostValid),
 109
 110   body('redundancyAllowed')
 111     .customSanitizer(toBooleanOrNull)
 112     .custom(isBooleanValid).withMessage('Should have a valid redundancyAllowed boolean'),
 113
 114   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
 115     logger.debug('Checking updateServerRedundancy parameters', { parameters: req.params })
 116
 117     if (areValidationErrors(req, res)) return
 118
 119     const server = await ServerModel.loadByHost(req.params.host)
 120
 121     if (!server) {
 122       return res.fail({
 123         status: HttpStatusCode.NOT_FOUND_404,
 124         message: `Server ${req.params.host} not found.`
 125       })
 126     }
 127
 128     res.locals.server = server
 129     return next()
 130   }
 131 ]
 132
 133 const listVideoRedundanciesValidator = [
 134   query('target')
 135     .custom(isVideoRedundancyTarget),
 136
 137   (req: express.Request, res: express.Response, next: express.NextFunction) => {
 138     logger.debug('Checking listVideoRedundanciesValidator parameters', { parameters: req.query })
 139
 140     if (areValidationErrors(req, res)) return
 141
 142     return next()
 143   }
 144 ]
 145
 146 const addVideoRedundancyValidator = [
 147   body('videoId')
 148     .customSanitizer(toCompleteUUID)
 149     .custom(isIdOrUUIDValid),
 150
 151   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
 152     logger.debug('Checking addVideoRedundancyValidator parameters', { parameters: req.query })
 153
 154     if (areValidationErrors(req, res)) return
 155
 156     if (!await doesVideoExist(req.body.videoId, res, 'only-video')) return
 157
 158     if (res.locals.onlyVideo.remote === false) {
 159       return res.fail({ message: 'Cannot create a redundancy on a local video' })
 160     }
 161
 162     if (res.locals.onlyVideo.isLive) {
 163       return res.fail({ message: 'Cannot create a redundancy of a live video' })
 164     }
 165
 166     const alreadyExists = await VideoRedundancyModel.isLocalByVideoUUIDExists(res.locals.onlyVideo.uuid)
 167     if (alreadyExists) {
 168       return res.fail({
 169         status: HttpStatusCode.CONFLICT_409,
 170         message: 'This video is already duplicated by your instance.'
 171       })
 172     }
 173
 174     return next()
 175   }
 176 ]
 177
 178 const removeVideoRedundancyValidator = [
 179   param('redundancyId')
 180     .custom(isIdValid),
 181
 182   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
 183     logger.debug('Checking removeVideoRedundancyValidator parameters', { parameters: req.query })
 184
 185     if (areValidationErrors(req, res)) return
 186
 187     const redundancy = await VideoRedundancyModel.loadByIdWithVideo(parseInt(req.params.redundancyId, 10))
 188     if (!redundancy) {
 189       return res.fail({
 190         status: HttpStatusCode.NOT_FOUND_404,
 191         message: 'Video redundancy not found'
 192       })
 193     }
 194
 195     res.locals.videoRedundancy = redundancy
 196
 197     return next()
 198   }
 199 ]
 200
 201 // ---------------------------------------------------------------------------
 202
 203 export {
 204   videoFileRedundancyGetValidator,
 205   videoPlaylistRedundancyGetValidator,
 206   updateServerRedundancyValidator,
 207   listVideoRedundanciesValidator,
 208   addVideoRedundancyValidator,
 209   removeVideoRedundancyValidator
 210 }