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1 | import * as Bull from 'bull' | |
2 | import { jobStates } from '@server/helpers/custom-validators/jobs' | |
3 | import { CONFIG } from '@server/initializers/config' | |
4 | import { processVideoRedundancy } from '@server/lib/job-queue/handlers/video-redundancy' | |
5 | import { | |
6 | ActivitypubFollowPayload, | |
7 | ActivitypubHttpBroadcastPayload, | |
8 | ActivitypubHttpFetcherPayload, | |
9 | ActivitypubHttpUnicastPayload, | |
10 | ActorKeysPayload, | |
11 | EmailPayload, | |
12 | JobState, | |
13 | JobType, | |
14 | RefreshPayload, | |
15 | VideoFileImportPayload, | |
16 | VideoImportPayload, | |
17 | VideoLiveEndingPayload, | |
18 | VideoRedundancyPayload, | |
19 | VideoTranscodingPayload | |
20 | } from '../../../shared/models' | |
21 | import { logger } from '../../helpers/logger' | |
22 | import { JOB_ATTEMPTS, JOB_COMPLETED_LIFETIME, JOB_CONCURRENCY, JOB_TTL, REPEAT_JOBS, WEBSERVER } from '../../initializers/constants' | |
23 | import { Redis } from '../redis' | |
24 | import { processActivityPubFollow } from './handlers/activitypub-follow' | |
25 | import { processActivityPubHttpBroadcast } from './handlers/activitypub-http-broadcast' | |
26 | import { processActivityPubHttpFetcher } from './handlers/activitypub-http-fetcher' | |
27 | import { processActivityPubHttpUnicast } from './handlers/activitypub-http-unicast' | |
28 | import { refreshAPObject } from './handlers/activitypub-refresher' | |
29 | import { processActorKeys } from './handlers/actor-keys' | |
30 | import { processEmail } from './handlers/email' | |
31 | import { processVideoFileImport } from './handlers/video-file-import' | |
32 | import { processVideoImport } from './handlers/video-import' | |
33 | import { processVideoLiveEnding } from './handlers/video-live-ending' | |
34 | import { processVideoTranscoding } from './handlers/video-transcoding' | |
35 | import { processVideosViews } from './handlers/video-views' | |
36 | ||
37 | type CreateJobArgument = | |
38 | { type: 'activitypub-http-broadcast', payload: ActivitypubHttpBroadcastPayload } | | |
39 | { type: 'activitypub-http-unicast', payload: ActivitypubHttpUnicastPayload } | | |
40 | { type: 'activitypub-http-fetcher', payload: ActivitypubHttpFetcherPayload } | | |
41 | { type: 'activitypub-follow', payload: ActivitypubFollowPayload } | | |
42 | { type: 'video-file-import', payload: VideoFileImportPayload } | | |
43 | { type: 'video-transcoding', payload: VideoTranscodingPayload } | | |
44 | { type: 'email', payload: EmailPayload } | | |
45 | { type: 'video-import', payload: VideoImportPayload } | | |
46 | { type: 'activitypub-refresher', payload: RefreshPayload } | | |
47 | { type: 'videos-views', payload: {} } | | |
48 | { type: 'video-live-ending', payload: VideoLiveEndingPayload } | | |
49 | { type: 'actor-keys', payload: ActorKeysPayload } | | |
50 | { type: 'video-redundancy', payload: VideoRedundancyPayload } | |
51 | ||
52 | type CreateJobOptions = { | |
53 | delay?: number | |
54 | priority?: number | |
55 | } | |
56 | ||
57 | const handlers: { [id in JobType]: (job: Bull.Job) => Promise<any> } = { | |
58 | 'activitypub-http-broadcast': processActivityPubHttpBroadcast, | |
59 | 'activitypub-http-unicast': processActivityPubHttpUnicast, | |
60 | 'activitypub-http-fetcher': processActivityPubHttpFetcher, | |
61 | 'activitypub-follow': processActivityPubFollow, | |
62 | 'video-file-import': processVideoFileImport, | |
63 | 'video-transcoding': processVideoTranscoding, | |
64 | 'email': processEmail, | |
65 | 'video-import': processVideoImport, | |
66 | 'videos-views': processVideosViews, | |
67 | 'activitypub-refresher': refreshAPObject, | |
68 | 'video-live-ending': processVideoLiveEnding, | |
69 | 'actor-keys': processActorKeys, | |
70 | 'video-redundancy': processVideoRedundancy | |
71 | } | |
72 | ||
73 | const jobTypes: JobType[] = [ | |
74 | 'activitypub-follow', | |
75 | 'activitypub-http-broadcast', | |
76 | 'activitypub-http-fetcher', | |
77 | 'activitypub-http-unicast', | |
78 | 'email', | |
79 | 'video-transcoding', | |
80 | 'video-file-import', | |
81 | 'video-import', | |
82 | 'videos-views', | |
83 | 'activitypub-refresher', | |
84 | 'video-redundancy', | |
85 | 'actor-keys', | |
86 | 'video-live-ending' | |
87 | ] | |
88 | ||
89 | class JobQueue { | |
90 | ||
91 | private static instance: JobQueue | |
92 | ||
93 | private queues: { [id in JobType]?: Bull.Queue } = {} | |
94 | private initialized = false | |
95 | private jobRedisPrefix: string | |
96 | ||
97 | private constructor () { | |
98 | } | |
99 | ||
100 | init () { | |
101 | // Already initialized | |
102 | if (this.initialized === true) return | |
103 | this.initialized = true | |
104 | ||
105 | this.jobRedisPrefix = 'bull-' + WEBSERVER.HOST | |
106 | const queueOptions = { | |
107 | prefix: this.jobRedisPrefix, | |
108 | redis: Redis.getRedisClientOptions(), | |
109 | settings: { | |
110 | maxStalledCount: 10 // transcoding could be long, so jobs can often be interrupted by restarts | |
111 | } | |
112 | } | |
113 | ||
114 | for (const handlerName of (Object.keys(handlers) as JobType[])) { | |
115 | const queue = new Bull(handlerName, queueOptions) | |
116 | const handler = handlers[handlerName] | |
117 | ||
118 | queue.process(this.getJobConcurrency(handlerName), handler) | |
119 | .catch(err => logger.error('Error in job queue processor %s.', handlerName, { err })) | |
120 | ||
121 | queue.on('failed', (job, err) => { | |
122 | logger.error('Cannot execute job %d in queue %s.', job.id, handlerName, { payload: job.data, err }) | |
123 | }) | |
124 | ||
125 | queue.on('error', err => { | |
126 | logger.error('Error in job queue %s.', handlerName, { err }) | |
127 | }) | |
128 | ||
129 | this.queues[handlerName] = queue | |
130 | } | |
131 | ||
132 | this.addRepeatableJobs() | |
133 | } | |
134 | ||
135 | terminate () { | |
136 | for (const queueName of Object.keys(this.queues)) { | |
137 | const queue = this.queues[queueName] | |
138 | queue.close() | |
139 | } | |
140 | } | |
141 | ||
142 | createJob (obj: CreateJobArgument, options: CreateJobOptions = {}): void { | |
143 | this.createJobWithPromise(obj, options) | |
144 | .catch(err => logger.error('Cannot create job.', { err, obj })) | |
145 | } | |
146 | ||
147 | createJobWithPromise (obj: CreateJobArgument, options: CreateJobOptions = {}) { | |
148 | const queue = this.queues[obj.type] | |
149 | if (queue === undefined) { | |
150 | logger.error('Unknown queue %s: cannot create job.', obj.type) | |
151 | return | |
152 | } | |
153 | ||
154 | const jobArgs: Bull.JobOptions = { | |
155 | backoff: { delay: 60 * 1000, type: 'exponential' }, | |
156 | attempts: JOB_ATTEMPTS[obj.type], | |
157 | timeout: JOB_TTL[obj.type], | |
158 | priority: options.priority, | |
159 | delay: options.delay | |
160 | } | |
161 | ||
162 | return queue.add(obj.payload, jobArgs) | |
163 | } | |
164 | ||
165 | async listForApi (options: { | |
166 | state?: JobState | |
167 | start: number | |
168 | count: number | |
169 | asc?: boolean | |
170 | jobType: JobType | |
171 | }): Promise<Bull.Job[]> { | |
172 | const { state, start, count, asc, jobType } = options | |
173 | ||
174 | const states = state ? [ state ] : jobStates | |
175 | let results: Bull.Job[] = [] | |
176 | ||
177 | const filteredJobTypes = this.filterJobTypes(jobType) | |
178 | ||
179 | for (const jobType of filteredJobTypes) { | |
180 | const queue = this.queues[jobType] | |
181 | if (queue === undefined) { | |
182 | logger.error('Unknown queue %s to list jobs.', jobType) | |
183 | continue | |
184 | } | |
185 | ||
186 | const jobs = await queue.getJobs(states, 0, start + count, asc) | |
187 | results = results.concat(jobs) | |
188 | } | |
189 | ||
190 | results.sort((j1: any, j2: any) => { | |
191 | if (j1.timestamp < j2.timestamp) return -1 | |
192 | else if (j1.timestamp === j2.timestamp) return 0 | |
193 | ||
194 | return 1 | |
195 | }) | |
196 | ||
197 | if (asc === false) results.reverse() | |
198 | ||
199 | return results.slice(start, start + count) | |
200 | } | |
201 | ||
202 | async count (state: JobState, jobType?: JobType): Promise<number> { | |
203 | const states = state ? [ state ] : jobStates | |
204 | let total = 0 | |
205 | ||
206 | const filteredJobTypes = this.filterJobTypes(jobType) | |
207 | ||
208 | for (const type of filteredJobTypes) { | |
209 | const queue = this.queues[type] | |
210 | if (queue === undefined) { | |
211 | logger.error('Unknown queue %s to count jobs.', type) | |
212 | continue | |
213 | } | |
214 | ||
215 | const counts = await queue.getJobCounts() | |
216 | ||
217 | for (const s of states) { | |
218 | total += counts[s] | |
219 | } | |
220 | } | |
221 | ||
222 | return total | |
223 | } | |
224 | ||
225 | async removeOldJobs () { | |
226 | for (const key of Object.keys(this.queues)) { | |
227 | const queue = this.queues[key] | |
228 | await queue.clean(JOB_COMPLETED_LIFETIME, 'completed') | |
229 | } | |
230 | } | |
231 | ||
232 | private addRepeatableJobs () { | |
233 | this.queues['videos-views'].add({}, { | |
234 | repeat: REPEAT_JOBS['videos-views'] | |
235 | }).catch(err => logger.error('Cannot add repeatable job.', { err })) | |
236 | } | |
237 | ||
238 | private filterJobTypes (jobType?: JobType) { | |
239 | if (!jobType) return jobTypes | |
240 | ||
241 | return jobTypes.filter(t => t === jobType) | |
242 | } | |
243 | ||
244 | private getJobConcurrency (jobType: JobType) { | |
245 | if (jobType === 'video-transcoding') return CONFIG.TRANSCODING.CONCURRENCY | |
246 | if (jobType === 'video-import') return CONFIG.IMPORT.VIDEOS.CONCURRENCY | |
247 | ||
248 | return JOB_CONCURRENCY[jobType] | |
249 | } | |
250 | ||
251 | static get Instance () { | |
252 | return this.instance || (this.instance = new this()) | |
253 | } | |
254 | } | |
255 | ||
256 | // --------------------------------------------------------------------------- | |
257 | ||
258 | export { | |
259 | jobTypes, | |
260 | JobQueue | |
261 | } |