PeerTube/server/controllers/api/remote/videos.ts

414 lines
14 KiB
TypeScript

import * as express from 'express'
import * as Promise from 'bluebird'
import { database as db } from '../../../initializers/database'
import {
REQUEST_ENDPOINT_ACTIONS,
REQUEST_ENDPOINTS,
REQUEST_VIDEO_EVENT_TYPES,
REQUEST_VIDEO_QADU_TYPES
} from '../../../initializers'
import {
checkSignature,
signatureValidator,
remoteVideosValidator,
remoteQaduVideosValidator,
remoteEventsVideosValidator
} from '../../../middlewares'
import { logger, retryTransactionWrapper } from '../../../helpers'
import { quickAndDirtyUpdatesVideoToFriends } from '../../../lib'
import { PodInstance, VideoInstance } from '../../../models'
import {
RemoteVideoRequest,
RemoteVideoCreateData,
RemoteVideoUpdateData,
RemoteVideoRemoveData,
RemoteVideoReportAbuseData,
RemoteQaduVideoRequest,
RemoteQaduVideoData,
RemoteVideoEventRequest,
RemoteVideoEventData
} from '../../../../shared'
const ENDPOINT_ACTIONS = REQUEST_ENDPOINT_ACTIONS[REQUEST_ENDPOINTS.VIDEOS]
// Functions to call when processing a remote request
const functionsHash: { [ id: string ]: (...args) => Promise<any> } = {}
functionsHash[ENDPOINT_ACTIONS.ADD] = addRemoteVideoRetryWrapper
functionsHash[ENDPOINT_ACTIONS.UPDATE] = updateRemoteVideoRetryWrapper
functionsHash[ENDPOINT_ACTIONS.REMOVE] = removeRemoteVideo
functionsHash[ENDPOINT_ACTIONS.REPORT_ABUSE] = reportAbuseRemoteVideo
const remoteVideosRouter = express.Router()
remoteVideosRouter.post('/',
signatureValidator,
checkSignature,
remoteVideosValidator,
remoteVideos
)
remoteVideosRouter.post('/qadu',
signatureValidator,
checkSignature,
remoteQaduVideosValidator,
remoteVideosQadu
)
remoteVideosRouter.post('/events',
signatureValidator,
checkSignature,
remoteEventsVideosValidator,
remoteVideosEvents
)
// ---------------------------------------------------------------------------
export {
remoteVideosRouter
}
// ---------------------------------------------------------------------------
function remoteVideos (req: express.Request, res: express.Response, next: express.NextFunction) {
const requests: RemoteVideoRequest[] = req.body.data
const fromPod = res.locals.secure.pod
// We need to process in the same order to keep consistency
Promise.each(requests, request => {
const data = request.data
// Get the function we need to call in order to process the request
const fun = functionsHash[request.type]
if (fun === undefined) {
logger.error('Unkown remote request type %s.', request.type)
return
}
return fun.call(this, data, fromPod)
})
.catch(err => logger.error('Error managing remote videos.', err))
// Don't block the other pod
return res.type('json').status(204).end()
}
function remoteVideosQadu (req: express.Request, res: express.Response, next: express.NextFunction) {
const requests: RemoteQaduVideoRequest[] = req.body.data
const fromPod = res.locals.secure.pod
Promise.each(requests, request => {
const videoData = request.data
return quickAndDirtyUpdateVideoRetryWrapper(videoData, fromPod)
})
.catch(err => logger.error('Error managing remote videos.', err))
return res.type('json').status(204).end()
}
function remoteVideosEvents (req: express.Request, res: express.Response, next: express.NextFunction) {
const requests: RemoteVideoEventRequest[] = req.body.data
const fromPod = res.locals.secure.pod
Promise.each(requests, request => {
const eventData = request.data
return processVideosEventsRetryWrapper(eventData, fromPod)
})
.catch(err => logger.error('Error managing remote videos.', err))
return res.type('json').status(204).end()
}
function processVideosEventsRetryWrapper (eventData: RemoteVideoEventData, fromPod: PodInstance) {
const options = {
arguments: [ eventData, fromPod ],
errorMessage: 'Cannot process videos events with many retries.'
}
return retryTransactionWrapper(processVideosEvents, options)
}
function processVideosEvents (eventData: RemoteVideoEventData, fromPod: PodInstance) {
return db.sequelize.transaction(t => {
return fetchOwnedVideo(eventData.remoteId)
.then(videoInstance => {
const options = { transaction: t }
let columnToUpdate
let qaduType
switch (eventData.eventType) {
case REQUEST_VIDEO_EVENT_TYPES.VIEWS:
columnToUpdate = 'views'
qaduType = REQUEST_VIDEO_QADU_TYPES.VIEWS
break
case REQUEST_VIDEO_EVENT_TYPES.LIKES:
columnToUpdate = 'likes'
qaduType = REQUEST_VIDEO_QADU_TYPES.LIKES
break
case REQUEST_VIDEO_EVENT_TYPES.DISLIKES:
columnToUpdate = 'dislikes'
qaduType = REQUEST_VIDEO_QADU_TYPES.DISLIKES
break
default:
throw new Error('Unknown video event type.')
}
const query = {}
query[columnToUpdate] = eventData.count
return videoInstance.increment(query, options).then(() => ({ videoInstance, qaduType }))
})
.then(({ videoInstance, qaduType }) => {
const qadusParams = [
{
videoId: videoInstance.id,
type: qaduType
}
]
return quickAndDirtyUpdatesVideoToFriends(qadusParams, t)
})
})
.then(() => logger.info('Remote video event processed for video %s.', eventData.remoteId))
.catch(err => {
logger.debug('Cannot process a video event.', err)
throw err
})
}
function quickAndDirtyUpdateVideoRetryWrapper (videoData: RemoteQaduVideoData, fromPod: PodInstance) {
const options = {
arguments: [ videoData, fromPod ],
errorMessage: 'Cannot update quick and dirty the remote video with many retries.'
}
return retryTransactionWrapper(quickAndDirtyUpdateVideo, options)
}
function quickAndDirtyUpdateVideo (videoData: RemoteQaduVideoData, fromPod: PodInstance) {
let videoName
return db.sequelize.transaction(t => {
return fetchRemoteVideo(fromPod.host, videoData.remoteId)
.then(videoInstance => {
const options = { transaction: t }
videoName = videoInstance.name
if (videoData.views) {
videoInstance.set('views', videoData.views)
}
if (videoData.likes) {
videoInstance.set('likes', videoData.likes)
}
if (videoData.dislikes) {
videoInstance.set('dislikes', videoData.dislikes)
}
return videoInstance.save(options)
})
})
.then(() => logger.info('Remote video %s quick and dirty updated', videoName))
.catch(err => logger.debug('Cannot quick and dirty update the remote video.', err))
}
// Handle retries on fail
function addRemoteVideoRetryWrapper (videoToCreateData: RemoteVideoCreateData, fromPod: PodInstance) {
const options = {
arguments: [ videoToCreateData, fromPod ],
errorMessage: 'Cannot insert the remote video with many retries.'
}
return retryTransactionWrapper(addRemoteVideo, options)
}
function addRemoteVideo (videoToCreateData: RemoteVideoCreateData, fromPod: PodInstance) {
logger.debug('Adding remote video "%s".', videoToCreateData.remoteId)
return db.sequelize.transaction(t => {
return db.Video.loadByHostAndRemoteId(fromPod.host, videoToCreateData.remoteId)
.then(video => {
if (video) throw new Error('RemoteId and host pair is not unique.')
return undefined
})
.then(() => {
const name = videoToCreateData.author
const podId = fromPod.id
// This author is from another pod so we do not associate a user
const userId = null
return db.Author.findOrCreateAuthor(name, podId, userId, t)
})
.then(author => {
const tags = videoToCreateData.tags
return db.Tag.findOrCreateTags(tags, t).then(tagInstances => ({ author, tagInstances }))
})
.then(({ author, tagInstances }) => {
const videoData = {
name: videoToCreateData.name,
remoteId: videoToCreateData.remoteId,
extname: videoToCreateData.extname,
infoHash: videoToCreateData.infoHash,
category: videoToCreateData.category,
licence: videoToCreateData.licence,
language: videoToCreateData.language,
nsfw: videoToCreateData.nsfw,
description: videoToCreateData.description,
authorId: author.id,
duration: videoToCreateData.duration,
createdAt: videoToCreateData.createdAt,
// FIXME: updatedAt does not seems to be considered by Sequelize
updatedAt: videoToCreateData.updatedAt,
views: videoToCreateData.views,
likes: videoToCreateData.likes,
dislikes: videoToCreateData.dislikes
}
const video = db.Video.build(videoData)
return { tagInstances, video }
})
.then(({ tagInstances, video }) => {
return db.Video.generateThumbnailFromData(video, videoToCreateData.thumbnailData).then(() => ({ tagInstances, video }))
})
.then(({ tagInstances, video }) => {
const options = {
transaction: t
}
return video.save(options).then(videoCreated => ({ tagInstances, videoCreated }))
})
.then(({ tagInstances, videoCreated }) => {
const options = {
transaction: t
}
return videoCreated.setTags(tagInstances, options)
})
})
.then(() => logger.info('Remote video %s inserted.', videoToCreateData.name))
.catch(err => {
logger.debug('Cannot insert the remote video.', err)
throw err
})
}
// Handle retries on fail
function updateRemoteVideoRetryWrapper (videoAttributesToUpdate: RemoteVideoUpdateData, fromPod: PodInstance) {
const options = {
arguments: [ videoAttributesToUpdate, fromPod ],
errorMessage: 'Cannot update the remote video with many retries'
}
return retryTransactionWrapper(updateRemoteVideo, options)
}
function updateRemoteVideo (videoAttributesToUpdate: RemoteVideoUpdateData, fromPod: PodInstance) {
logger.debug('Updating remote video "%s".', videoAttributesToUpdate.remoteId)
return db.sequelize.transaction(t => {
return fetchRemoteVideo(fromPod.host, videoAttributesToUpdate.remoteId)
.then(videoInstance => {
const tags = videoAttributesToUpdate.tags
return db.Tag.findOrCreateTags(tags, t).then(tagInstances => ({ videoInstance, tagInstances }))
})
.then(({ videoInstance, tagInstances }) => {
const options = { transaction: t }
videoInstance.set('name', videoAttributesToUpdate.name)
videoInstance.set('category', videoAttributesToUpdate.category)
videoInstance.set('licence', videoAttributesToUpdate.licence)
videoInstance.set('language', videoAttributesToUpdate.language)
videoInstance.set('nsfw', videoAttributesToUpdate.nsfw)
videoInstance.set('description', videoAttributesToUpdate.description)
videoInstance.set('infoHash', videoAttributesToUpdate.infoHash)
videoInstance.set('duration', videoAttributesToUpdate.duration)
videoInstance.set('createdAt', videoAttributesToUpdate.createdAt)
videoInstance.set('updatedAt', videoAttributesToUpdate.updatedAt)
videoInstance.set('extname', videoAttributesToUpdate.extname)
videoInstance.set('views', videoAttributesToUpdate.views)
videoInstance.set('likes', videoAttributesToUpdate.likes)
videoInstance.set('dislikes', videoAttributesToUpdate.dislikes)
return videoInstance.save(options).then(() => ({ videoInstance, tagInstances }))
})
.then(({ videoInstance, tagInstances }) => {
const options = { transaction: t }
return videoInstance.setTags(tagInstances, options)
})
})
.then(() => logger.info('Remote video %s updated', videoAttributesToUpdate.name))
.catch(err => {
// This is just a debug because we will retry the insert
logger.debug('Cannot update the remote video.', err)
throw err
})
}
function removeRemoteVideo (videoToRemoveData: RemoteVideoRemoveData, fromPod: PodInstance) {
// We need the instance because we have to remove some other stuffs (thumbnail etc)
return fetchRemoteVideo(fromPod.host, videoToRemoveData.remoteId)
.then(video => {
logger.debug('Removing remote video %s.', video.remoteId)
return video.destroy()
})
.catch(err => {
logger.debug('Could not fetch remote video.', { host: fromPod.host, remoteId: videoToRemoveData.remoteId, error: err.stack })
})
}
function reportAbuseRemoteVideo (reportData: RemoteVideoReportAbuseData, fromPod: PodInstance) {
return fetchOwnedVideo(reportData.videoRemoteId)
.then(video => {
logger.debug('Reporting remote abuse for video %s.', video.id)
const videoAbuseData = {
reporterUsername: reportData.reporterUsername,
reason: reportData.reportReason,
reporterPodId: fromPod.id,
videoId: video.id
}
return db.VideoAbuse.create(videoAbuseData)
})
.catch(err => logger.error('Cannot create remote abuse video.', err))
}
function fetchOwnedVideo (id: string) {
return db.Video.load(id)
.then(video => {
if (!video) throw new Error('Video not found')
return video
})
.catch(err => {
logger.error('Cannot load owned video from id.', { error: err.stack, id })
throw err
})
}
function fetchRemoteVideo (podHost: string, remoteId: string) {
return db.Video.loadByHostAndRemoteId(podHost, remoteId)
.then(video => {
if (!video) throw new Error('Video not found')
return video
})
.catch(err => {
logger.error('Cannot load video from host and remote id.', { error: err.stack, podHost, remoteId })
throw err
})
}