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peertube/scripts/prune-storage.ts
2019-08-15 11:56:54 +02:00

164 lines
4.7 KiB
TypeScript
Executable file

import * as prompt from 'prompt'
import { join } from 'path'
import { CONFIG } from '../server/initializers/config'
import { VideoModel } from '../server/models/video/video'
import { initDatabaseModels } from '../server/initializers'
import { readdir, remove } from 'fs-extra'
import { VideoRedundancyModel } from '../server/models/redundancy/video-redundancy'
import * as Bluebird from 'bluebird'
import { getUUIDFromFilename } from '../server/helpers/utils'
import { ThumbnailModel } from '../server/models/video/thumbnail'
import { AvatarModel } from '../server/models/avatar/avatar'
import { uniq, values } from 'lodash'
run()
.then(() => process.exit(0))
.catch(err => {
console.error(err)
process.exit(-1)
})
async function run () {
const dirs = values(CONFIG.STORAGE)
if (uniq(dirs).length !== dirs.length) {
console.error('Cannot prune storage because you put multiple storage keys in the same directory.')
process.exit(0)
}
await initDatabaseModels(true)
let toDelete: string[] = []
toDelete = toDelete.concat(
await pruneDirectory(CONFIG.STORAGE.VIDEOS_DIR, doesVideoExist(true)),
await pruneDirectory(CONFIG.STORAGE.TORRENTS_DIR, doesVideoExist(true)),
await pruneDirectory(CONFIG.STORAGE.REDUNDANCY_DIR, doesRedundancyExist),
await pruneDirectory(CONFIG.STORAGE.PREVIEWS_DIR, doesThumbnailExist(true)),
await pruneDirectory(CONFIG.STORAGE.THUMBNAILS_DIR, doesThumbnailExist(false)),
await pruneDirectory(CONFIG.STORAGE.AVATARS_DIR, doesAvatarExist)
)
const tmpFiles = await readdir(CONFIG.STORAGE.TMP_DIR)
toDelete = toDelete.concat(tmpFiles.map(t => join(CONFIG.STORAGE.TMP_DIR, t)))
if (toDelete.length === 0) {
console.log('No files to delete.')
return
}
console.log('Will delete %d files:\n\n%s\n\n', toDelete.length, toDelete.join('\n'))
const res = await askConfirmation()
if (res === true) {
console.log('Processing delete...\n')
for (const path of toDelete) {
await remove(path)
}
console.log('Done!')
} else {
console.log('Exiting without deleting files.')
}
}
type ExistFun = (file: string) => Promise<boolean>
async function pruneDirectory (directory: string, existFun: ExistFun) {
const files = await readdir(directory)
const toDelete: string[] = []
await Bluebird.map(files, async file => {
if (await existFun(file) !== true) {
toDelete.push(join(directory, file))
}
}, { concurrency: 20 })
return toDelete
}
function doesVideoExist (keepOnlyOwned: boolean) {
return async (file: string) => {
const uuid = getUUIDFromFilename(file)
const video = await VideoModel.loadByUUID(uuid)
return video && (keepOnlyOwned === false || video.isOwned())
}
}
function doesThumbnailExist (keepOnlyOwned: boolean) {
return async (file: string) => {
const thumbnail = await ThumbnailModel.loadByName(file)
if (!thumbnail) return false
if (keepOnlyOwned) {
const video = await VideoModel.load(thumbnail.videoId)
if (video.isOwned() === false) return false
}
return true
}
}
async function doesAvatarExist (file: string) {
const avatar = await AvatarModel.loadByName(file)
return !!avatar
}
async function doesRedundancyExist (file: string) {
const uuid = getUUIDFromFilename(file)
const video = await VideoModel.loadWithFiles(uuid)
if (!video) return false
const isPlaylist = file.includes('.') === false
if (isPlaylist) {
const p = video.getHLSPlaylist()
if (!p) return false
const redundancy = await VideoRedundancyModel.loadLocalByStreamingPlaylistId(p.id)
return !!redundancy
}
const resolution = parseInt(file.split('-')[5], 10)
if (isNaN(resolution)) {
console.error('Cannot prune %s because we cannot guess guess the resolution.', file)
return true
}
const videoFile = video.getFile(resolution)
if (!videoFile) {
console.error('Cannot find file of video %s - %d', video.url, resolution)
return true
}
const redundancy = await VideoRedundancyModel.loadLocalByFileId(videoFile.id)
return !!redundancy
}
async function askConfirmation () {
return new Promise((res, rej) => {
prompt.start()
const schema = {
properties: {
confirm: {
type: 'string',
description: 'These following unused files can be deleted, but please check your backups first (bugs happen).' +
' Notice PeerTube must have been stopped when your ran this script.' +
' Can we delete these files?',
default: 'n',
required: true
}
}
}
prompt.get(schema, function (err, result) {
if (err) return rej(err)
return res(result.confirm && result.confirm.match(/y/) !== null)
})
})
}