211 lines
6.7 KiB
TypeScript
211 lines
6.7 KiB
TypeScript
import * as Bull from 'bull'
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import { JobState, JobType } from '../../../shared/models'
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import { logger } from '../../helpers/logger'
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import { Redis } from '../redis'
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import { JOB_ATTEMPTS, JOB_COMPLETED_LIFETIME, JOB_CONCURRENCY, JOB_TTL, REPEAT_JOBS, WEBSERVER } from '../../initializers/constants'
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import { ActivitypubHttpBroadcastPayload, processActivityPubHttpBroadcast } from './handlers/activitypub-http-broadcast'
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import { ActivitypubHttpFetcherPayload, processActivityPubHttpFetcher } from './handlers/activitypub-http-fetcher'
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import { ActivitypubHttpUnicastPayload, processActivityPubHttpUnicast } from './handlers/activitypub-http-unicast'
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import { EmailPayload, processEmail } from './handlers/email'
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import { processVideoTranscoding, VideoTranscodingPayload } from './handlers/video-transcoding'
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import { ActivitypubFollowPayload, processActivityPubFollow } from './handlers/activitypub-follow'
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import { processVideoImport, VideoImportPayload } from './handlers/video-import'
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import { processVideosViews } from './handlers/video-views'
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import { refreshAPObject, RefreshPayload } from './handlers/activitypub-refresher'
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import { processVideoFileImport, VideoFileImportPayload } from './handlers/video-file-import'
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import { processVideoRedundancy, VideoRedundancyPayload } from '@server/lib/job-queue/handlers/video-redundancy'
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type CreateJobArgument =
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{ type: 'activitypub-http-broadcast', payload: ActivitypubHttpBroadcastPayload } |
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{ type: 'activitypub-http-unicast', payload: ActivitypubHttpUnicastPayload } |
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{ type: 'activitypub-http-fetcher', payload: ActivitypubHttpFetcherPayload } |
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{ type: 'activitypub-follow', payload: ActivitypubFollowPayload } |
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{ type: 'video-file-import', payload: VideoFileImportPayload } |
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{ type: 'video-transcoding', payload: VideoTranscodingPayload } |
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{ type: 'email', payload: EmailPayload } |
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{ type: 'video-import', payload: VideoImportPayload } |
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{ type: 'activitypub-refresher', payload: RefreshPayload } |
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{ type: 'videos-views', payload: {} } |
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{ type: 'video-redundancy', payload: VideoRedundancyPayload }
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const handlers: { [ id in JobType ]: (job: Bull.Job) => Promise<any>} = {
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'activitypub-http-broadcast': processActivityPubHttpBroadcast,
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'activitypub-http-unicast': processActivityPubHttpUnicast,
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'activitypub-http-fetcher': processActivityPubHttpFetcher,
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'activitypub-follow': processActivityPubFollow,
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'video-file-import': processVideoFileImport,
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'video-transcoding': processVideoTranscoding,
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'email': processEmail,
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'video-import': processVideoImport,
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'videos-views': processVideosViews,
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'activitypub-refresher': refreshAPObject,
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'video-redundancy': processVideoRedundancy
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}
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const jobTypes: JobType[] = [
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'activitypub-follow',
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'activitypub-http-broadcast',
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'activitypub-http-fetcher',
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'activitypub-http-unicast',
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'email',
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'video-transcoding',
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'video-file-import',
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'video-import',
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'videos-views',
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'activitypub-refresher',
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'video-redundancy'
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]
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class JobQueue {
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private static instance: JobQueue
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private queues: { [ id in JobType ]?: Bull.Queue } = {}
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private initialized = false
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private jobRedisPrefix: string
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private constructor () {}
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async init () {
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// Already initialized
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if (this.initialized === true) return
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this.initialized = true
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this.jobRedisPrefix = 'bull-' + WEBSERVER.HOST
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const queueOptions = {
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prefix: this.jobRedisPrefix,
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redis: Redis.getRedisClientOptions(),
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settings: {
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maxStalledCount: 10 // transcoding could be long, so jobs can often be interrupted by restarts
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}
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}
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for (const handlerName of Object.keys(handlers)) {
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const queue = new Bull(handlerName, queueOptions)
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const handler = handlers[handlerName]
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queue.process(JOB_CONCURRENCY[handlerName], handler)
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.catch(err => logger.error('Error in job queue processor %s.', handlerName, { err }))
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queue.on('failed', (job, err) => {
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logger.error('Cannot execute job %d in queue %s.', job.id, handlerName, { payload: job.data, err })
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})
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queue.on('error', err => {
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logger.error('Error in job queue %s.', handlerName, { err })
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})
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this.queues[handlerName] = queue
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}
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this.addRepeatableJobs()
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}
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terminate () {
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for (const queueName of Object.keys(this.queues)) {
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const queue = this.queues[queueName]
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queue.close()
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}
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}
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createJob (obj: CreateJobArgument) {
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const queue = this.queues[obj.type]
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if (queue === undefined) {
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logger.error('Unknown queue %s: cannot create job.', obj.type)
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throw Error('Unknown queue, cannot create job')
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}
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const jobArgs: Bull.JobOptions = {
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backoff: { delay: 60 * 1000, type: 'exponential' },
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attempts: JOB_ATTEMPTS[obj.type],
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timeout: JOB_TTL[obj.type]
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}
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return queue.add(obj.payload, jobArgs)
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}
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async listForApi (options: {
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state: JobState,
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start: number,
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count: number,
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asc?: boolean,
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jobType: JobType
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}): Promise<Bull.Job[]> {
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const { state, start, count, asc, jobType } = options
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let results: Bull.Job[] = []
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const filteredJobTypes = this.filterJobTypes(jobType)
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for (const jobType of filteredJobTypes) {
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const queue = this.queues[ jobType ]
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if (queue === undefined) {
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logger.error('Unknown queue %s to list jobs.', jobType)
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continue
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}
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const jobs = await queue.getJobs([ state ], 0, start + count, asc)
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results = results.concat(jobs)
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}
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results.sort((j1: any, j2: any) => {
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if (j1.timestamp < j2.timestamp) return -1
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else if (j1.timestamp === j2.timestamp) return 0
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return 1
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})
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if (asc === false) results.reverse()
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return results.slice(start, start + count)
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}
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async count (state: JobState, jobType?: JobType): Promise<number> {
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let total = 0
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const filteredJobTypes = this.filterJobTypes(jobType)
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for (const type of filteredJobTypes) {
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const queue = this.queues[ type ]
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if (queue === undefined) {
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logger.error('Unknown queue %s to count jobs.', type)
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continue
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}
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const counts = await queue.getJobCounts()
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total += counts[ state ]
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}
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return total
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}
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async removeOldJobs () {
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for (const key of Object.keys(this.queues)) {
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const queue = this.queues[key]
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await queue.clean(JOB_COMPLETED_LIFETIME, 'completed')
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}
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}
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private addRepeatableJobs () {
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this.queues['videos-views'].add({}, {
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repeat: REPEAT_JOBS['videos-views']
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})
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}
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private filterJobTypes (jobType?: JobType) {
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if (!jobType) return jobTypes
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return jobTypes.filter(t => t === jobType)
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}
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static get Instance () {
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return this.instance || (this.instance = new this())
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}
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}
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// ---------------------------------------------------------------------------
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export {
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jobTypes,
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JobQueue
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}
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