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peertube/server/models/redundancy/video-redundancy.ts
2020-06-18 10:46:27 +02:00

736 lines
19 KiB
TypeScript

import {
AllowNull,
BeforeDestroy,
BelongsTo,
Column,
CreatedAt,
DataType,
ForeignKey,
Is,
Model,
Scopes,
Table,
UpdatedAt
} from 'sequelize-typescript'
import { ActorModel } from '../activitypub/actor'
import { getSort, getVideoSort, parseAggregateResult, throwIfNotValid } from '../utils'
import { isActivityPubUrlValid, isUrlValid } from '../../helpers/custom-validators/activitypub/misc'
import { CONSTRAINTS_FIELDS, MIMETYPES } from '../../initializers/constants'
import { VideoFileModel } from '../video/video-file'
import { VideoModel } from '../video/video'
import { VideoRedundancyStrategy, VideoRedundancyStrategyWithManual } from '../../../shared/models/redundancy'
import { logger } from '../../helpers/logger'
import { CacheFileObject, VideoPrivacy } from '../../../shared'
import { VideoChannelModel } from '../video/video-channel'
import { ServerModel } from '../server/server'
import { sample } from 'lodash'
import { isTestInstance } from '../../helpers/core-utils'
import * as Bluebird from 'bluebird'
import { col, FindOptions, fn, literal, Op, Transaction, WhereOptions } from 'sequelize'
import { VideoStreamingPlaylistModel } from '../video/video-streaming-playlist'
import { CONFIG } from '../../initializers/config'
import { MVideoForRedundancyAPI, MVideoRedundancy, MVideoRedundancyAP, MVideoRedundancyVideo } from '@server/types/models'
import { VideoRedundanciesTarget } from '@shared/models/redundancy/video-redundancies-filters.model'
import {
FileRedundancyInformation,
StreamingPlaylistRedundancyInformation,
VideoRedundancy
} from '@shared/models/redundancy/video-redundancy.model'
import { getServerActor } from '@server/models/application/application'
export enum ScopeNames {
WITH_VIDEO = 'WITH_VIDEO'
}
@Scopes(() => ({
[ScopeNames.WITH_VIDEO]: {
include: [
{
model: VideoFileModel,
required: false,
include: [
{
model: VideoModel,
required: true
}
]
},
{
model: VideoStreamingPlaylistModel,
required: false,
include: [
{
model: VideoModel,
required: true
}
]
}
]
}
}))
@Table({
tableName: 'videoRedundancy',
indexes: [
{
fields: [ 'videoFileId' ]
},
{
fields: [ 'actorId' ]
},
{
fields: [ 'url' ],
unique: true
}
]
})
export class VideoRedundancyModel extends Model<VideoRedundancyModel> {
@CreatedAt
createdAt: Date
@UpdatedAt
updatedAt: Date
@AllowNull(true)
@Column
expiresOn: Date
@AllowNull(false)
@Is('VideoRedundancyFileUrl', value => throwIfNotValid(value, isUrlValid, 'fileUrl'))
@Column(DataType.STRING(CONSTRAINTS_FIELDS.VIDEOS_REDUNDANCY.URL.max))
fileUrl: string
@AllowNull(false)
@Is('VideoRedundancyUrl', value => throwIfNotValid(value, isActivityPubUrlValid, 'url'))
@Column(DataType.STRING(CONSTRAINTS_FIELDS.VIDEOS_REDUNDANCY.URL.max))
url: string
@AllowNull(true)
@Column
strategy: string // Only used by us
@ForeignKey(() => VideoFileModel)
@Column
videoFileId: number
@BelongsTo(() => VideoFileModel, {
foreignKey: {
allowNull: true
},
onDelete: 'cascade'
})
VideoFile: VideoFileModel
@ForeignKey(() => VideoStreamingPlaylistModel)
@Column
videoStreamingPlaylistId: number
@BelongsTo(() => VideoStreamingPlaylistModel, {
foreignKey: {
allowNull: true
},
onDelete: 'cascade'
})
VideoStreamingPlaylist: VideoStreamingPlaylistModel
@ForeignKey(() => ActorModel)
@Column
actorId: number
@BelongsTo(() => ActorModel, {
foreignKey: {
allowNull: false
},
onDelete: 'cascade'
})
Actor: ActorModel
@BeforeDestroy
static async removeFile (instance: VideoRedundancyModel) {
if (!instance.isOwned()) return
if (instance.videoFileId) {
const videoFile = await VideoFileModel.loadWithVideo(instance.videoFileId)
const logIdentifier = `${videoFile.Video.uuid}-${videoFile.resolution}`
logger.info('Removing duplicated video file %s.', logIdentifier)
videoFile.Video.removeFile(videoFile, true)
.catch(err => logger.error('Cannot delete %s files.', logIdentifier, { err }))
}
if (instance.videoStreamingPlaylistId) {
const videoStreamingPlaylist = await VideoStreamingPlaylistModel.loadWithVideo(instance.videoStreamingPlaylistId)
const videoUUID = videoStreamingPlaylist.Video.uuid
logger.info('Removing duplicated video streaming playlist %s.', videoUUID)
videoStreamingPlaylist.Video.removeStreamingPlaylistFiles(videoStreamingPlaylist, true)
.catch(err => logger.error('Cannot delete video streaming playlist files of %s.', videoUUID, { err }))
}
return undefined
}
static async loadLocalByFileId (videoFileId: number): Promise<MVideoRedundancyVideo> {
const actor = await getServerActor()
const query = {
where: {
actorId: actor.id,
videoFileId
}
}
return VideoRedundancyModel.scope(ScopeNames.WITH_VIDEO).findOne(query)
}
static async loadLocalByStreamingPlaylistId (videoStreamingPlaylistId: number): Promise<MVideoRedundancyVideo> {
const actor = await getServerActor()
const query = {
where: {
actorId: actor.id,
videoStreamingPlaylistId
}
}
return VideoRedundancyModel.scope(ScopeNames.WITH_VIDEO).findOne(query)
}
static loadByIdWithVideo (id: number, transaction?: Transaction): Bluebird<MVideoRedundancyVideo> {
const query = {
where: { id },
transaction
}
return VideoRedundancyModel.scope(ScopeNames.WITH_VIDEO).findOne(query)
}
static loadByUrl (url: string, transaction?: Transaction): Bluebird<MVideoRedundancy> {
const query = {
where: {
url
},
transaction
}
return VideoRedundancyModel.findOne(query)
}
static async isLocalByVideoUUIDExists (uuid: string) {
const actor = await getServerActor()
const query = {
raw: true,
attributes: [ 'id' ],
where: {
actorId: actor.id
},
include: [
{
attributes: [],
model: VideoFileModel,
required: true,
include: [
{
attributes: [],
model: VideoModel,
required: true,
where: {
uuid
}
}
]
}
]
}
return VideoRedundancyModel.findOne(query)
.then(r => !!r)
}
static async getVideoSample (p: Bluebird<VideoModel[]>) {
const rows = await p
if (rows.length === 0) return undefined
const ids = rows.map(r => r.id)
const id = sample(ids)
return VideoModel.loadWithFiles(id, undefined, !isTestInstance())
}
static async findMostViewToDuplicate (randomizedFactor: number) {
// On VideoModel!
const query = {
attributes: [ 'id', 'views' ],
limit: randomizedFactor,
order: getVideoSort('-views'),
where: {
privacy: VideoPrivacy.PUBLIC
},
include: [
await VideoRedundancyModel.buildVideoFileForDuplication(),
VideoRedundancyModel.buildServerRedundancyInclude()
]
}
return VideoRedundancyModel.getVideoSample(VideoModel.unscoped().findAll(query))
}
static async findTrendingToDuplicate (randomizedFactor: number) {
// On VideoModel!
const query = {
attributes: [ 'id', 'views' ],
subQuery: false,
group: 'VideoModel.id',
limit: randomizedFactor,
order: getVideoSort('-trending'),
where: {
privacy: VideoPrivacy.PUBLIC
},
include: [
await VideoRedundancyModel.buildVideoFileForDuplication(),
VideoRedundancyModel.buildServerRedundancyInclude(),
VideoModel.buildTrendingQuery(CONFIG.TRENDING.VIDEOS.INTERVAL_DAYS)
]
}
return VideoRedundancyModel.getVideoSample(VideoModel.unscoped().findAll(query))
}
static async findRecentlyAddedToDuplicate (randomizedFactor: number, minViews: number) {
// On VideoModel!
const query = {
attributes: [ 'id', 'publishedAt' ],
limit: randomizedFactor,
order: getVideoSort('-publishedAt'),
where: {
privacy: VideoPrivacy.PUBLIC,
views: {
[Op.gte]: minViews
}
},
include: [
await VideoRedundancyModel.buildVideoFileForDuplication(),
VideoRedundancyModel.buildServerRedundancyInclude()
]
}
return VideoRedundancyModel.getVideoSample(VideoModel.unscoped().findAll(query))
}
static async loadOldestLocalExpired (strategy: VideoRedundancyStrategy, expiresAfterMs: number): Promise<MVideoRedundancyVideo> {
const expiredDate = new Date()
expiredDate.setMilliseconds(expiredDate.getMilliseconds() - expiresAfterMs)
const actor = await getServerActor()
const query = {
where: {
actorId: actor.id,
strategy,
createdAt: {
[Op.lt]: expiredDate
}
}
}
return VideoRedundancyModel.scope([ ScopeNames.WITH_VIDEO ]).findOne(query)
}
static async getTotalDuplicated (strategy: VideoRedundancyStrategy) {
const actor = await getServerActor()
const redundancyInclude = {
attributes: [],
model: VideoRedundancyModel,
required: true,
where: {
actorId: actor.id,
strategy
}
}
const queryFiles: FindOptions = {
include: [ redundancyInclude ]
}
const queryStreamingPlaylists: FindOptions = {
include: [
{
attributes: [],
model: VideoModel.unscoped(),
required: true,
include: [
{
required: true,
attributes: [],
model: VideoStreamingPlaylistModel.unscoped(),
include: [
redundancyInclude
]
}
]
}
]
}
return Promise.all([
VideoFileModel.aggregate('size', 'SUM', queryFiles),
VideoFileModel.aggregate('size', 'SUM', queryStreamingPlaylists)
]).then(([ r1, r2 ]) => {
return parseAggregateResult(r1) + parseAggregateResult(r2)
})
}
static async listLocalExpired () {
const actor = await getServerActor()
const query = {
where: {
actorId: actor.id,
expiresOn: {
[Op.lt]: new Date()
}
}
}
return VideoRedundancyModel.scope([ ScopeNames.WITH_VIDEO ]).findAll(query)
}
static async listRemoteExpired () {
const actor = await getServerActor()
const query = {
where: {
actorId: {
[Op.ne]: actor.id
},
expiresOn: {
[Op.lt]: new Date(),
[Op.ne]: null
}
}
}
return VideoRedundancyModel.scope([ ScopeNames.WITH_VIDEO ]).findAll(query)
}
static async listLocalOfServer (serverId: number) {
const actor = await getServerActor()
const buildVideoInclude = () => ({
model: VideoModel,
required: true,
include: [
{
attributes: [],
model: VideoChannelModel.unscoped(),
required: true,
include: [
{
attributes: [],
model: ActorModel.unscoped(),
required: true,
where: {
serverId
}
}
]
}
]
})
const query = {
where: {
actorId: actor.id
},
include: [
{
model: VideoFileModel,
required: false,
include: [ buildVideoInclude() ]
},
{
model: VideoStreamingPlaylistModel,
required: false,
include: [ buildVideoInclude() ]
}
]
}
return VideoRedundancyModel.findAll(query)
}
static listForApi (options: {
start: number
count: number
sort: string
target: VideoRedundanciesTarget
strategy?: string
}) {
const { start, count, sort, target, strategy } = options
const redundancyWhere: WhereOptions = {}
const videosWhere: WhereOptions = {}
let redundancySqlSuffix = ''
if (target === 'my-videos') {
Object.assign(videosWhere, { remote: false })
} else if (target === 'remote-videos') {
Object.assign(videosWhere, { remote: true })
Object.assign(redundancyWhere, { strategy: { [Op.ne]: null } })
redundancySqlSuffix = ' AND "videoRedundancy"."strategy" IS NOT NULL'
}
if (strategy) {
Object.assign(redundancyWhere, { strategy: strategy })
}
const videoFilterWhere = {
[Op.and]: [
{
[Op.or]: [
{
id: {
[Op.in]: literal(
'(' +
'SELECT "videoId" FROM "videoFile" ' +
'INNER JOIN "videoRedundancy" ON "videoRedundancy"."videoFileId" = "videoFile".id' +
redundancySqlSuffix +
')'
)
}
},
{
id: {
[Op.in]: literal(
'(' +
'select "videoId" FROM "videoStreamingPlaylist" ' +
'INNER JOIN "videoRedundancy" ON "videoRedundancy"."videoStreamingPlaylistId" = "videoStreamingPlaylist".id' +
redundancySqlSuffix +
')'
)
}
}
]
},
videosWhere
]
}
// /!\ On video model /!\
const findOptions = {
offset: start,
limit: count,
order: getSort(sort),
include: [
{
required: false,
model: VideoFileModel,
include: [
{
model: VideoRedundancyModel.unscoped(),
required: false,
where: redundancyWhere
}
]
},
{
required: false,
model: VideoStreamingPlaylistModel.unscoped(),
include: [
{
model: VideoRedundancyModel.unscoped(),
required: false,
where: redundancyWhere
},
{
model: VideoFileModel,
required: false
}
]
}
],
where: videoFilterWhere
}
// /!\ On video model /!\
const countOptions = {
where: videoFilterWhere
}
return Promise.all([
VideoModel.findAll(findOptions),
VideoModel.count(countOptions)
]).then(([ data, total ]) => ({ total, data }))
}
static async getStats (strategy: VideoRedundancyStrategyWithManual) {
const actor = await getServerActor()
const query: FindOptions = {
raw: true,
attributes: [
[ fn('COALESCE', fn('SUM', col('VideoFile.size')), '0'), 'totalUsed' ],
[ fn('COUNT', fn('DISTINCT', col('videoId'))), 'totalVideos' ],
[ fn('COUNT', col('videoFileId')), 'totalVideoFiles' ]
],
where: {
strategy,
actorId: actor.id
},
include: [
{
attributes: [],
model: VideoFileModel,
required: true
}
]
}
return VideoRedundancyModel.findOne(query)
.then((r: any) => ({
totalUsed: parseAggregateResult(r.totalUsed),
totalVideos: r.totalVideos,
totalVideoFiles: r.totalVideoFiles
}))
}
static toFormattedJSONStatic (video: MVideoForRedundancyAPI): VideoRedundancy {
const filesRedundancies: FileRedundancyInformation[] = []
const streamingPlaylistsRedundancies: StreamingPlaylistRedundancyInformation[] = []
for (const file of video.VideoFiles) {
for (const redundancy of file.RedundancyVideos) {
filesRedundancies.push({
id: redundancy.id,
fileUrl: redundancy.fileUrl,
strategy: redundancy.strategy,
createdAt: redundancy.createdAt,
updatedAt: redundancy.updatedAt,
expiresOn: redundancy.expiresOn,
size: file.size
})
}
}
for (const playlist of video.VideoStreamingPlaylists) {
const size = playlist.VideoFiles.reduce((a, b) => a + b.size, 0)
for (const redundancy of playlist.RedundancyVideos) {
streamingPlaylistsRedundancies.push({
id: redundancy.id,
fileUrl: redundancy.fileUrl,
strategy: redundancy.strategy,
createdAt: redundancy.createdAt,
updatedAt: redundancy.updatedAt,
expiresOn: redundancy.expiresOn,
size
})
}
}
return {
id: video.id,
name: video.name,
url: video.url,
uuid: video.uuid,
redundancies: {
files: filesRedundancies,
streamingPlaylists: streamingPlaylistsRedundancies
}
}
}
getVideo () {
if (this.VideoFile) return this.VideoFile.Video
return this.VideoStreamingPlaylist.Video
}
isOwned () {
return !!this.strategy
}
toActivityPubObject (this: MVideoRedundancyAP): CacheFileObject {
if (this.VideoStreamingPlaylist) {
return {
id: this.url,
type: 'CacheFile' as 'CacheFile',
object: this.VideoStreamingPlaylist.Video.url,
expires: this.expiresOn ? this.expiresOn.toISOString() : null,
url: {
type: 'Link',
mediaType: 'application/x-mpegURL',
href: this.fileUrl
}
}
}
return {
id: this.url,
type: 'CacheFile' as 'CacheFile',
object: this.VideoFile.Video.url,
expires: this.expiresOn ? this.expiresOn.toISOString() : null,
url: {
type: 'Link',
mediaType: MIMETYPES.VIDEO.EXT_MIMETYPE[this.VideoFile.extname] as any,
href: this.fileUrl,
height: this.VideoFile.resolution,
size: this.VideoFile.size,
fps: this.VideoFile.fps
}
}
}
// Don't include video files we already duplicated
private static async buildVideoFileForDuplication () {
const actor = await getServerActor()
const notIn = literal(
'(' +
`SELECT "videoFileId" FROM "videoRedundancy" WHERE "actorId" = ${actor.id} AND "videoFileId" IS NOT NULL` +
')'
)
return {
attributes: [],
model: VideoFileModel,
required: true,
where: {
id: {
[Op.notIn]: notIn
}
}
}
}
private static buildServerRedundancyInclude () {
return {
attributes: [],
model: VideoChannelModel.unscoped(),
required: true,
include: [
{
attributes: [],
model: ActorModel.unscoped(),
required: true,
include: [
{
attributes: [],
model: ServerModel.unscoped(),
required: true,
where: {
redundancyAllowed: true
}
}
]
}
]
}
}
}