import { AbstractScheduler } from './abstract-scheduler'
-import { CONFIG, JOB_TTL, REDUNDANCY, SCHEDULER_INTERVALS_MS } from '../../initializers'
+import { CONFIG, REDUNDANCY, VIDEO_IMPORT_TIMEOUT } from '../../initializers'
import { logger } from '../../helpers/logger'
-import { RecentlyAddedStrategy, VideoRedundancyStrategy, VideosRedundancy } from '../../../shared/models/redundancy'
+import { VideosRedundancy } from '../../../shared/models/redundancy'
import { VideoRedundancyModel } from '../../models/redundancy/video-redundancy'
import { VideoFileModel } from '../../models/video/video-file'
-import { sortBy } from 'lodash'
import { downloadWebTorrentVideo } from '../../helpers/webtorrent'
import { join } from 'path'
-import { rename } from 'fs-extra'
+import { move } from 'fs-extra'
import { getServerActor } from '../../helpers/utils'
import { sendCreateCacheFile, sendUpdateCacheFile } from '../activitypub/send'
-import { VideoModel } from '../../models/video/video'
import { getVideoCacheFileActivityPubUrl } from '../activitypub/url'
import { removeVideoRedundancy } from '../redundancy'
-import { isTestInstance } from '../../helpers/core-utils'
+import { getOrCreateVideoAndAccountAndChannel } from '../activitypub'
export class VideosRedundancyScheduler extends AbstractScheduler {
private static instance: AbstractScheduler
- private executing = false
- protected schedulerIntervalMs = SCHEDULER_INTERVALS_MS.videosRedundancy
+ protected schedulerIntervalMs = CONFIG.REDUNDANCY.VIDEOS.CHECK_INTERVAL
private constructor () {
super()
}
- async execute () {
- if (this.executing) return
+ protected async internalExecute () {
+ for (const obj of CONFIG.REDUNDANCY.VIDEOS.STRATEGIES) {
+ logger.info('Running redundancy scheduler for strategy %s.', obj.strategy)
- this.executing = true
-
- for (const obj of CONFIG.REDUNDANCY.VIDEOS) {
try {
const videoToDuplicate = await this.findVideoToDuplicate(obj)
if (!videoToDuplicate) continue
const videoFiles = videoToDuplicate.VideoFiles
videoFiles.forEach(f => f.Video = videoToDuplicate)
- if (await this.isTooHeavy(obj.strategy, videoFiles, obj.size)) {
- if (!isTestInstance()) logger.info('Video %s is too big for our cache, skipping.', videoToDuplicate.url)
+ await this.purgeCacheIfNeeded(obj, videoFiles)
+
+ if (await this.isTooHeavy(obj, videoFiles)) {
+ logger.info('Video %s is too big for our cache, skipping.', videoToDuplicate.url)
continue
}
logger.info('Will duplicate video %s in redundancy scheduler "%s".', videoToDuplicate.url, obj.strategy)
- await this.createVideoRedundancy(obj.strategy, videoFiles)
+ await this.createVideoRedundancy(obj, videoFiles)
} catch (err) {
logger.error('Cannot run videos redundancy %s.', obj.strategy, { err })
}
}
- const expired = await VideoRedundancyModel.listAllExpired()
+ await this.extendsLocalExpiration()
+
+ await this.purgeRemoteExpired()
+ }
+
+ static get Instance () {
+ return this.instance || (this.instance = new this())
+ }
- for (const m of expired) {
- logger.info('Removing expired video %s from our redundancy system.', this.buildEntryLogId(m))
+ private async extendsLocalExpiration () {
+ const expired = await VideoRedundancyModel.listLocalExpired()
+ for (const redundancyModel of expired) {
try {
- await m.destroy()
+ await this.extendsOrDeleteRedundancy(redundancyModel)
} catch (err) {
- logger.error('Cannot remove %s video from our redundancy system.', this.buildEntryLogId(m))
+ logger.error('Cannot extend expiration of %s video from our redundancy system.', this.buildEntryLogId(redundancyModel))
}
}
+ }
+
+ private async extendsOrDeleteRedundancy (redundancyModel: VideoRedundancyModel) {
+ // Refresh the video, maybe it was deleted
+ const video = await this.loadAndRefreshVideo(redundancyModel.VideoFile.Video.url)
- this.executing = false
+ if (!video) {
+ logger.info('Destroying existing redundancy %s, because the associated video does not exist anymore.', redundancyModel.url)
+
+ await redundancyModel.destroy()
+ return
+ }
+
+ const redundancy = CONFIG.REDUNDANCY.VIDEOS.STRATEGIES.find(s => s.strategy === redundancyModel.strategy)
+ await this.extendsExpirationOf(redundancyModel, redundancy.minLifetime)
}
- static get Instance () {
- return this.instance || (this.instance = new this())
+ private async purgeRemoteExpired () {
+ const expired = await VideoRedundancyModel.listRemoteExpired()
+
+ for (const redundancyModel of expired) {
+ try {
+ await removeVideoRedundancy(redundancyModel)
+ } catch (err) {
+ logger.error('Cannot remove redundancy %s from our redundancy system.', this.buildEntryLogId(redundancyModel))
+ }
+ }
}
private findVideoToDuplicate (cache: VideosRedundancy) {
}
if (cache.strategy === 'recently-added') {
- const minViews = (cache as RecentlyAddedStrategy).minViews
+ const minViews = cache.minViews
return VideoRedundancyModel.findRecentlyAddedToDuplicate(REDUNDANCY.VIDEOS.RANDOMIZED_FACTOR, minViews)
}
}
- private async createVideoRedundancy (strategy: VideoRedundancyStrategy, filesToDuplicate: VideoFileModel[]) {
+ private async createVideoRedundancy (redundancy: VideosRedundancy, filesToDuplicate: VideoFileModel[]) {
const serverActor = await getServerActor()
for (const file of filesToDuplicate) {
- const existing = await VideoRedundancyModel.loadByFileId(file.id)
- if (existing) {
- logger.info('Duplicating %s - %d in videos redundancy with "%s" strategy.', file.Video.url, file.resolution, strategy)
+ const video = await this.loadAndRefreshVideo(file.Video.url)
- existing.expiresOn = this.buildNewExpiration()
- await existing.save()
+ const existingRedundancy = await VideoRedundancyModel.loadLocalByFileId(file.id)
+ if (existingRedundancy) {
+ await this.extendsOrDeleteRedundancy(existingRedundancy)
- await sendUpdateCacheFile(serverActor, existing)
continue
}
- // We need more attributes and check if the video still exists
- const video = await VideoModel.loadAndPopulateAccountAndServerAndTags(file.Video.id)
- if (!video) continue
+ if (!video) {
+ logger.info('Video %s we want to duplicate does not existing anymore, skipping.', file.Video.url)
- logger.info('Duplicating %s - %d in videos redundancy with "%s" strategy.', video.url, file.resolution, strategy)
+ continue
+ }
+
+ logger.info('Duplicating %s - %d in videos redundancy with "%s" strategy.', video.url, file.resolution, redundancy.strategy)
const { baseUrlHttp, baseUrlWs } = video.getBaseUrls()
const magnetUri = video.generateMagnetUri(file, baseUrlHttp, baseUrlWs)
- const tmpPath = await downloadWebTorrentVideo({ magnetUri }, JOB_TTL['video-import'])
+ const tmpPath = await downloadWebTorrentVideo({ magnetUri }, VIDEO_IMPORT_TIMEOUT)
- const destPath = join(CONFIG.STORAGE.VIDEOS_DIR, video.getVideoFilename(file))
- await rename(tmpPath, destPath)
+ const destPath = join(CONFIG.STORAGE.REDUNDANCY_DIR, video.getVideoFilename(file))
+ await move(tmpPath, destPath)
const createdModel = await VideoRedundancyModel.create({
- expiresOn: new Date(Date.now() + REDUNDANCY.VIDEOS.EXPIRES_AFTER_MS),
+ expiresOn: this.buildNewExpiration(redundancy.minLifetime),
url: getVideoCacheFileActivityPubUrl(file),
- fileUrl: video.getVideoFileUrl(file, CONFIG.WEBSERVER.URL),
- strategy,
+ fileUrl: video.getVideoRedundancyUrl(file, CONFIG.WEBSERVER.URL),
+ strategy: redundancy.strategy,
videoFileId: file.id,
actorId: serverActor.id
})
createdModel.VideoFile = file
await sendCreateCacheFile(serverActor, createdModel)
+
+ logger.info('Duplicated %s - %d -> %s.', video.url, file.resolution, createdModel.url)
}
}
- private async isTooHeavy (strategy: VideoRedundancyStrategy, filesToDuplicate: VideoFileModel[], maxSizeArg: number) {
- const maxSize = maxSizeArg - this.getTotalFileSizes(filesToDuplicate)
+ private async extendsExpirationOf (redundancy: VideoRedundancyModel, expiresAfterMs: number) {
+ logger.info('Extending expiration of %s.', redundancy.url)
- const totalDuplicated = await VideoRedundancyModel.getTotalDuplicated(strategy)
+ const serverActor = await getServerActor()
+
+ redundancy.expiresOn = this.buildNewExpiration(expiresAfterMs)
+ await redundancy.save()
- return totalDuplicated > maxSize
+ await sendUpdateCacheFile(serverActor, redundancy)
}
- private buildNewExpiration () {
- return new Date(Date.now() + REDUNDANCY.VIDEOS.EXPIRES_AFTER_MS)
+ private async purgeCacheIfNeeded (redundancy: VideosRedundancy, filesToDuplicate: VideoFileModel[]) {
+ while (this.isTooHeavy(redundancy, filesToDuplicate)) {
+ const toDelete = await VideoRedundancyModel.loadOldestLocalThatAlreadyExpired(redundancy.strategy, redundancy.minLifetime)
+ if (!toDelete) return
+
+ await removeVideoRedundancy(toDelete)
+ }
+ }
+
+ private async isTooHeavy (redundancy: VideosRedundancy, filesToDuplicate: VideoFileModel[]) {
+ const maxSize = redundancy.size
+
+ const totalDuplicated = await VideoRedundancyModel.getTotalDuplicated(redundancy.strategy)
+ const totalWillDuplicate = totalDuplicated + this.getTotalFileSizes(filesToDuplicate)
+
+ return totalWillDuplicate > maxSize
+ }
+
+ private buildNewExpiration (expiresAfterMs: number) {
+ return new Date(Date.now() + expiresAfterMs)
}
private buildEntryLogId (object: VideoRedundancyModel) {
return files.reduce(fileReducer, 0)
}
+
+ private async loadAndRefreshVideo (videoUrl: string) {
+ // We need more attributes and check if the video still exists
+ const getVideoOptions = {
+ videoObject: videoUrl,
+ syncParam: { likes: false, dislikes: false, shares: false, comments: false, thumbnail: false, refreshVideo: true },
+ fetchType: 'all' as 'all'
+ }
+ const { video } = await getOrCreateVideoAndAccountAndChannel(getVideoOptions)
+
+ return video
+ }
}