PeerTube/server/core/middlewares/validators/redundancy.ts

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import express from 'express'
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import { body, param, query } from 'express-validator'
import { forceNumber } from '@peertube/peertube-core-utils'
import { HttpStatusCode } from '@peertube/peertube-models'
import { isVideoRedundancyTarget } from '@server/helpers/custom-validators/video-redundancies.js'
import {
exists,
isBooleanValid,
isIdOrUUIDValid,
isIdValid,
toBooleanOrNull,
toCompleteUUID,
toIntOrNull
} from '../../helpers/custom-validators/misc.js'
import { isHostValid } from '../../helpers/custom-validators/servers.js'
import { VideoRedundancyModel } from '../../models/redundancy/video-redundancy.js'
import { ServerModel } from '../../models/server/server.js'
import { areValidationErrors, doesVideoExist, isValidVideoIdParam } from './shared/index.js'
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import { canVideoBeFederated } from '@server/lib/activitypub/videos/federate.js'
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const videoFileRedundancyGetValidator = [
isValidVideoIdParam('videoId'),
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param('resolution')
.customSanitizer(toIntOrNull)
.custom(exists),
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param('fps')
.optional()
.customSanitizer(toIntOrNull)
.custom(exists),
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async (req: express.Request, res: express.Response, next: express.NextFunction) => {
if (areValidationErrors(req, res)) return
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if (!await doesVideoExist(req.params.videoId, res)) return
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if (!canVideoBeFederated(res.locals.onlyVideo)) return res.sendStatus(HttpStatusCode.NOT_FOUND_404)
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const video = res.locals.videoAll
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const paramResolution = req.params.resolution as unknown as number // We casted to int above
const paramFPS = req.params.fps as unknown as number // We casted to int above
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const videoFile = video.VideoFiles.find(f => {
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return f.resolution === paramResolution && (!req.params.fps || paramFPS)
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})
if (!videoFile) {
return res.fail({
status: HttpStatusCode.NOT_FOUND_404,
message: 'Video file not found.'
})
}
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res.locals.videoFile = videoFile
const videoRedundancy = await VideoRedundancyModel.loadLocalByFileId(videoFile.id)
if (!videoRedundancy) {
return res.fail({
status: HttpStatusCode.NOT_FOUND_404,
message: 'Video redundancy not found.'
})
}
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res.locals.videoRedundancy = videoRedundancy
return next()
}
]
const videoPlaylistRedundancyGetValidator = [
isValidVideoIdParam('videoId'),
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param('streamingPlaylistType')
.customSanitizer(toIntOrNull)
.custom(exists),
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async (req: express.Request, res: express.Response, next: express.NextFunction) => {
if (areValidationErrors(req, res)) return
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if (!await doesVideoExist(req.params.videoId, res)) return
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const video = res.locals.videoAll
if (!canVideoBeFederated(video)) return res.sendStatus(HttpStatusCode.NOT_FOUND_404)
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const paramPlaylistType = req.params.streamingPlaylistType as unknown as number // We casted to int above
const videoStreamingPlaylist = video.VideoStreamingPlaylists.find(p => p.type === paramPlaylistType)
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if (!videoStreamingPlaylist) {
return res.fail({
status: HttpStatusCode.NOT_FOUND_404,
message: 'Video playlist not found.'
})
}
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res.locals.videoStreamingPlaylist = videoStreamingPlaylist
const videoRedundancy = await VideoRedundancyModel.loadLocalByStreamingPlaylistId(videoStreamingPlaylist.id)
if (!videoRedundancy) {
return res.fail({
status: HttpStatusCode.NOT_FOUND_404,
message: 'Video redundancy not found.'
})
}
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res.locals.videoRedundancy = videoRedundancy
return next()
}
]
const updateServerRedundancyValidator = [
param('host')
.custom(isHostValid),
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body('redundancyAllowed')
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.customSanitizer(toBooleanOrNull)
.custom(isBooleanValid).withMessage('Should have a valid redundancyAllowed boolean'),
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async (req: express.Request, res: express.Response, next: express.NextFunction) => {
if (areValidationErrors(req, res)) return
const server = await ServerModel.loadByHost(req.params.host)
if (!server) {
return res.fail({
status: HttpStatusCode.NOT_FOUND_404,
message: `Server ${req.params.host} not found.`
})
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}
res.locals.server = server
return next()
}
]
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const listVideoRedundanciesValidator = [
query('target')
.custom(isVideoRedundancyTarget),
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(req: express.Request, res: express.Response, next: express.NextFunction) => {
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if (areValidationErrors(req, res)) return
return next()
}
]
const addVideoRedundancyValidator = [
body('videoId')
.customSanitizer(toCompleteUUID)
.custom(isIdOrUUIDValid),
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async (req: express.Request, res: express.Response, next: express.NextFunction) => {
if (areValidationErrors(req, res)) return
if (!await doesVideoExist(req.body.videoId, res, 'only-video-and-blacklist')) return
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if (res.locals.onlyVideo.remote === false) {
return res.fail({ message: 'Cannot create a redundancy on a local video' })
}
if (res.locals.onlyVideo.isLive) {
return res.fail({ message: 'Cannot create a redundancy of a live video' })
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}
const alreadyExists = await VideoRedundancyModel.isLocalByVideoUUIDExists(res.locals.onlyVideo.uuid)
if (alreadyExists) {
return res.fail({
status: HttpStatusCode.CONFLICT_409,
message: 'This video is already duplicated by your instance.'
})
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}
return next()
}
]
const removeVideoRedundancyValidator = [
param('redundancyId')
.custom(isIdValid),
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async (req: express.Request, res: express.Response, next: express.NextFunction) => {
if (areValidationErrors(req, res)) return
const redundancy = await VideoRedundancyModel.loadByIdWithVideo(forceNumber(req.params.redundancyId))
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if (!redundancy) {
return res.fail({
status: HttpStatusCode.NOT_FOUND_404,
message: 'Video redundancy not found'
})
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}
res.locals.videoRedundancy = redundancy
return next()
}
]
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// ---------------------------------------------------------------------------
export {
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videoFileRedundancyGetValidator,
videoPlaylistRedundancyGetValidator,
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updateServerRedundancyValidator,
listVideoRedundanciesValidator,
addVideoRedundancyValidator,
removeVideoRedundancyValidator
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}