PeerTube/server/lib/activitypub/inbox-manager.ts

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import { queue, QueueObject } from 'async'
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import { logger } from '@server/helpers/logger'
import { SCHEDULER_INTERVALS_MS } from '@server/initializers/constants'
import { MActorDefault, MActorSignature } from '@server/types/models'
import { Activity } from '@shared/models'
import { StatsManager } from '../stat-manager'
import { processActivities } from './process'
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type QueueParam = {
activities: Activity[]
signatureActor?: MActorSignature
inboxActor?: MActorDefault
}
class InboxManager {
private static instance: InboxManager
private readonly inboxQueue: QueueObject<QueueParam>
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private constructor () {
this.inboxQueue = queue<QueueParam, Error>((task, cb) => {
const options = { signatureActor: task.signatureActor, inboxActor: task.inboxActor }
processActivities(task.activities, options)
.then(() => cb())
.catch(err => {
logger.error('Error in process activities.', { err })
cb()
})
})
setInterval(() => {
StatsManager.Instance.updateInboxWaiting(this.getActivityPubMessagesWaiting())
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}, SCHEDULER_INTERVALS_MS.UPDATE_INBOX_STATS)
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}
addInboxMessage (options: QueueParam) {
this.inboxQueue.push(options)
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.catch(err => logger.error('Cannot add options in inbox queue.', { options, err }))
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}
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getActivityPubMessagesWaiting () {
return this.inboxQueue.length() + this.inboxQueue.running()
}
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static get Instance () {
return this.instance || (this.instance = new this())
}
}
// ---------------------------------------------------------------------------
export {
InboxManager
}