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Move youtubeDL upgrader in helpers/

This commit is contained in:
Chocobozzz 2018-09-19 16:24:24 +02:00
parent f9f899b9f8
commit 606c946e74
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GPG Key ID: 583A612D890159BE
2 changed files with 70 additions and 59 deletions

View File

@ -2,7 +2,11 @@ import { truncate } from 'lodash'
import { CONSTRAINTS_FIELDS, VIDEO_CATEGORIES } from '../initializers'
import { logger } from './logger'
import { generateVideoTmpPath } from './utils'
import { YoutubeDlUpdateScheduler } from '../lib/schedulers/youtube-dl-update-scheduler'
import { join } from 'path'
import { root } from './core-utils'
import { ensureDir, writeFile } from 'fs-extra'
import * as request from 'request'
import { createWriteStream } from 'fs'
export type YoutubeDLInfo = {
name?: string
@ -40,7 +44,7 @@ function downloadYoutubeDLVideo (url: string) {
return new Promise<string>(async (res, rej) => {
const youtubeDL = await safeGetYoutubeDL()
youtubeDL.exec(url, options, async (err, output) => {
youtubeDL.exec(url, options, err => {
if (err) return rej(err)
return res(path)
@ -48,9 +52,68 @@ function downloadYoutubeDLVideo (url: string) {
})
}
// Thanks: https://github.com/przemyslawpluta/node-youtube-dl/blob/master/lib/downloader.js
// We rewrote it to avoid sync calls
async function updateYoutubeDLBinary () {
logger.info('Updating youtubeDL binary.')
const binDirectory = join(root(), 'node_modules', 'youtube-dl', 'bin')
const bin = join(binDirectory, 'youtube-dl')
const detailsPath = join(binDirectory, 'details')
const url = 'https://yt-dl.org/downloads/latest/youtube-dl'
await ensureDir(binDirectory)
return new Promise(res => {
request.get(url, { followRedirect: false }, (err, result) => {
if (err) {
logger.error('Cannot update youtube-dl.', { err })
return res()
}
if (result.statusCode !== 302) {
logger.error('youtube-dl update error: did not get redirect for the latest version link. Status %d', result.statusCode)
return res()
}
const url = result.headers.location
const downloadFile = request.get(url)
const newVersion = /yt-dl\.org\/downloads\/(\d{4}\.\d\d\.\d\d(\.\d)?)\/youtube-dl/.exec(url)[ 1 ]
downloadFile.on('response', result => {
if (result.statusCode !== 200) {
logger.error('Cannot update youtube-dl: new version response is not 200, it\'s %d.', result.statusCode)
return res()
}
downloadFile.pipe(createWriteStream(bin, { mode: 493 }))
})
downloadFile.on('error', err => {
logger.error('youtube-dl update error.', { err })
return res()
})
downloadFile.on('end', () => {
const details = JSON.stringify({ version: newVersion, path: bin, exec: 'youtube-dl' })
writeFile(detailsPath, details, { encoding: 'utf8' }, err => {
if (err) {
logger.error('youtube-dl update error: cannot write details.', { err })
return res()
}
logger.info('youtube-dl updated to version %s.', newVersion)
return res()
})
})
})
})
}
// ---------------------------------------------------------------------------
export {
updateYoutubeDLBinary,
downloadYoutubeDLVideo,
getYoutubeDLInfo
}
@ -64,7 +127,7 @@ async function safeGetYoutubeDL () {
youtubeDL = require('youtube-dl')
} catch (e) {
// Download binary
await YoutubeDlUpdateScheduler.Instance.execute()
await updateYoutubeDLBinary()
youtubeDL = require('youtube-dl')
}

View File

@ -1,5 +1,4 @@
// Thanks: https://github.com/przemyslawpluta/node-youtube-dl/blob/master/lib/downloader.js
// We rewrote it to avoid sync calls
import { AbstractScheduler } from './abstract-scheduler'
import { SCHEDULER_INTERVALS_MS } from '../../initializers'
@ -8,6 +7,7 @@ import * as request from 'request'
import { createWriteStream, ensureDir, writeFile } from 'fs-extra'
import { join } from 'path'
import { root } from '../../helpers/core-utils'
import { updateYoutubeDLBinary } from '../../helpers/youtube-dl'
export class YoutubeDlUpdateScheduler extends AbstractScheduler {
@ -19,60 +19,8 @@ export class YoutubeDlUpdateScheduler extends AbstractScheduler {
super()
}
async execute () {
logger.info('Updating youtubeDL binary.')
const binDirectory = join(root(), 'node_modules', 'youtube-dl', 'bin')
const bin = join(binDirectory, 'youtube-dl')
const detailsPath = join(binDirectory, 'details')
const url = 'https://yt-dl.org/downloads/latest/youtube-dl'
await ensureDir(binDirectory)
return new Promise(res => {
request.get(url, { followRedirect: false }, (err, result) => {
if (err) {
logger.error('Cannot update youtube-dl.', { err })
return res()
}
if (result.statusCode !== 302) {
logger.error('youtube-dl update error: did not get redirect for the latest version link. Status %d', result.statusCode)
return res()
}
const url = result.headers.location
const downloadFile = request.get(url)
const newVersion = /yt-dl\.org\/downloads\/(\d{4}\.\d\d\.\d\d(\.\d)?)\/youtube-dl/.exec(url)[ 1 ]
downloadFile.on('response', result => {
if (result.statusCode !== 200) {
logger.error('Cannot update youtube-dl: new version response is not 200, it\'s %d.', result.statusCode)
return res()
}
downloadFile.pipe(createWriteStream(bin, { mode: 493 }))
})
downloadFile.on('error', err => {
logger.error('youtube-dl update error.', { err })
return res()
})
downloadFile.on('end', () => {
const details = JSON.stringify({ version: newVersion, path: bin, exec: 'youtube-dl' })
writeFile(detailsPath, details, { encoding: 'utf8' }, err => {
if (err) {
logger.error('youtube-dl update error: cannot write details.', { err })
return res()
}
logger.info('youtube-dl updated to version %s.', newVersion)
return res()
})
})
})
})
execute () {
return updateYoutubeDLBinary()
}
static get Instance () {