129 lines
3.8 KiB
TypeScript
129 lines
3.8 KiB
TypeScript
import * as kue from 'kue'
|
|
import { JobType, JobState } from '../../../shared/models'
|
|
import { logger } from '../../helpers/logger'
|
|
import { CONFIG, JOB_ATTEMPTS, JOB_COMPLETED_LIFETIME, JOB_CONCURRENCY } from '../../initializers'
|
|
import { ActivitypubHttpBroadcastPayload, processActivityPubHttpBroadcast } from './handlers/activitypub-http-broadcast'
|
|
import { ActivitypubHttpFetcherPayload, processActivityPubHttpFetcher } from './handlers/activitypub-http-fetcher'
|
|
import { ActivitypubHttpUnicastPayload, processActivityPubHttpUnicast } from './handlers/activitypub-http-unicast'
|
|
import { EmailPayload, processEmail } from './handlers/email'
|
|
import { processVideoFile, VideoFilePayload } from './handlers/video-file'
|
|
|
|
type CreateJobArgument =
|
|
{ type: 'activitypub-http-broadcast', payload: ActivitypubHttpBroadcastPayload } |
|
|
{ type: 'activitypub-http-unicast', payload: ActivitypubHttpUnicastPayload } |
|
|
{ type: 'activitypub-http-fetcher', payload: ActivitypubHttpFetcherPayload } |
|
|
{ type: 'video-file', payload: VideoFilePayload } |
|
|
{ type: 'email', payload: EmailPayload }
|
|
|
|
const handlers: { [ id in JobType ]: (job: kue.Job) => Promise<any>} = {
|
|
'activitypub-http-broadcast': processActivityPubHttpBroadcast,
|
|
'activitypub-http-unicast': processActivityPubHttpUnicast,
|
|
'activitypub-http-fetcher': processActivityPubHttpFetcher,
|
|
'video-file': processVideoFile,
|
|
'email': processEmail
|
|
}
|
|
|
|
class JobQueue {
|
|
|
|
private static instance: JobQueue
|
|
|
|
private jobQueue: kue.Queue
|
|
private initialized = false
|
|
|
|
private constructor () {}
|
|
|
|
init () {
|
|
// Already initialized
|
|
if (this.initialized === true) return
|
|
this.initialized = true
|
|
|
|
this.jobQueue = kue.createQueue({
|
|
prefix: 'q-' + CONFIG.WEBSERVER.HOST,
|
|
redis: {
|
|
host: CONFIG.REDIS.HOSTNAME,
|
|
port: CONFIG.REDIS.PORT,
|
|
auth: CONFIG.REDIS.AUTH
|
|
}
|
|
})
|
|
|
|
this.jobQueue.setMaxListeners(15)
|
|
|
|
this.jobQueue.on('error', err => {
|
|
logger.error('Error in job queue.', err)
|
|
process.exit(-1)
|
|
})
|
|
this.jobQueue.watchStuckJobs(5000)
|
|
|
|
for (const handlerName of Object.keys(handlers)) {
|
|
this.jobQueue.process(handlerName, JOB_CONCURRENCY[handlerName], async (job, done) => {
|
|
try {
|
|
const res = await handlers[ handlerName ](job)
|
|
return done(null, res)
|
|
} catch (err) {
|
|
return done(err)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
createJob (obj: CreateJobArgument, priority = 'normal') {
|
|
return new Promise((res, rej) => {
|
|
this.jobQueue
|
|
.create(obj.type, obj.payload)
|
|
.priority(priority)
|
|
.attempts(JOB_ATTEMPTS[obj.type])
|
|
.backoff({ delay: 60 * 1000, type: 'exponential' })
|
|
.save(err => {
|
|
if (err) return rej(err)
|
|
|
|
return res()
|
|
})
|
|
})
|
|
}
|
|
|
|
listForApi (state: JobState, start: number, count: number, sort: string) {
|
|
return new Promise<kue.Job[]>((res, rej) => {
|
|
kue.Job.rangeByState(state, start, start + count - 1, sort, (err, jobs) => {
|
|
if (err) return rej(err)
|
|
|
|
return res(jobs)
|
|
})
|
|
})
|
|
}
|
|
|
|
count (state: JobState) {
|
|
return new Promise<number>((res, rej) => {
|
|
this.jobQueue[state + 'Count']((err, total) => {
|
|
if (err) return rej(err)
|
|
|
|
return res(total)
|
|
})
|
|
})
|
|
}
|
|
|
|
removeOldJobs () {
|
|
const now = new Date().getTime()
|
|
kue.Job.rangeByState('complete', 0, -1, 'asc', (err, jobs) => {
|
|
if (err) {
|
|
logger.error('Cannot get jobs when removing old jobs.', err)
|
|
return
|
|
}
|
|
|
|
for (const job of jobs) {
|
|
if (now - job.created_at > JOB_COMPLETED_LIFETIME) {
|
|
job.remove()
|
|
}
|
|
}
|
|
})
|
|
}
|
|
|
|
static get Instance () {
|
|
return this.instance || (this.instance = new this())
|
|
}
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
export {
|
|
JobQueue
|
|
}
|