scripts/prune-storage.ts

   1 import * as prompt from 'prompt'
   2 import { join } from 'path'
   3 import { CONFIG } from '../server/initializers/constants'
   4 import { VideoModel } from '../server/models/video/video'
   5 import { initDatabaseModels } from '../server/initializers'
   6 import { remove, readdir } from 'fs-extra'
   7 import { VideoRedundancyModel } from '../server/models/redundancy/video-redundancy'
   8 import { getUUIDFromFilename } from '../server/helpers/utils'
   9
  10 run()
  11   .then(() => process.exit(0))
  12   .catch(err => {
  13     console.error(err)
  14     process.exit(-1)
  15   })
  16
  17 async function run () {
  18   await initDatabaseModels(true)
  19
  20   const storageOnlyOwnedToPrune = [
  21     CONFIG.STORAGE.VIDEOS_DIR,
  22     CONFIG.STORAGE.TORRENTS_DIR
  23   ]
  24
  25   const storageForAllToPrune = [
  26     CONFIG.STORAGE.PREVIEWS_DIR,
  27     CONFIG.STORAGE.THUMBNAILS_DIR
  28   ]
  29
  30   let toDelete: string[] = []
  31   for (const directory of storageOnlyOwnedToPrune) {
  32     toDelete = toDelete.concat(await pruneDirectory(directory, true))
  33   }
  34
  35   for (const directory of storageForAllToPrune) {
  36     toDelete = toDelete.concat(await pruneDirectory(directory, false))
  37   }
  38
  39   if (toDelete.length === 0) {
  40     console.log('No files to delete.')
  41     return
  42   }
  43
  44   console.log('Will delete %d files:\n\n%s\n\n', toDelete.length, toDelete.join('\n'))
  45
  46   const res = await askConfirmation()
  47   if (res === true) {
  48     console.log('Processing delete...\n')
  49
  50     for (const path of toDelete) {
  51       await remove(path)
  52     }
  53
  54     console.log('Done!')
  55   } else {
  56     console.log('Exiting without deleting files.')
  57   }
  58 }
  59
  60 async function pruneDirectory (directory: string, onlyOwned = false) {
  61   const files = await readdir(directory)
  62
  63   const toDelete: string[] = []
  64   for (const file of files) {
  65     const uuid = getUUIDFromFilename(file)
  66     let video: VideoModel
  67     let localRedundancy: boolean
  68
  69     if (uuid) {
  70       video = await VideoModel.loadByUUIDWithFile(uuid)
  71       localRedundancy = await VideoRedundancyModel.isLocalByVideoUUIDExists(uuid)
  72     }
  73
  74     if (
  75       !uuid ||
  76       !video ||
  77       (onlyOwned === true && (video.isOwned() === false && localRedundancy === false))
  78     ) {
  79       toDelete.push(join(directory, file))
  80     }
  81   }
  82
  83   return toDelete
  84 }
  85
  86 async function askConfirmation () {
  87   return new Promise((res, rej) => {
  88     prompt.start()
  89     const schema = {
  90       properties: {
  91         confirm: {
  92           type: 'string',
  93           description: 'These following unused files can be deleted, but please check your backups first (bugs happen).' +
  94             ' Can we delete these files?',
  95           default: 'n',
  96           required: true
  97         }
  98       }
  99     }
 100     prompt.get(schema, function (err, result) {
 101       if (err) return rej(err)
 102       return res(result.confirm && result.confirm.match(/y/) !== null)
 103     })
 104   })
 105 }