Commit | Line | Data |
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66a7748d | 1 | import type { EventEmitterAsyncResource } from 'node:events' |
2b59e7f7 | 2 | |
66a7748d | 3 | import { DynamicThreadPool, type PoolInfo } from 'poolifier' |
8114d10e | 4 | |
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5 | import { WorkerAbstract } from './WorkerAbstract.js' |
6 | import type { WorkerData, WorkerOptions } from './WorkerTypes.js' | |
7 | import { randomizeDelay, sleep } from './WorkerUtils.js' | |
a4624c96 | 8 | |
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9 | export class WorkerDynamicPool<D extends WorkerData, R extends WorkerData> extends WorkerAbstract< |
10 | D, | |
11 | R | |
12 | > { | |
13 | private readonly pool: DynamicThreadPool<D, R> | |
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14 | |
15 | /** | |
361c98f5 | 16 | * Creates a new `WorkerDynamicPool`. |
a4624c96 | 17 | * |
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18 | * @param workerScript - |
19 | * @param workerOptions - | |
a4624c96 | 20 | */ |
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21 | constructor (workerScript: string, workerOptions: WorkerOptions) { |
22 | super(workerScript, workerOptions) | |
3b09e788 | 23 | this.pool = new DynamicThreadPool<D, R>( |
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24 | this.workerOptions.poolMinSize, |
25 | this.workerOptions.poolMaxSize, | |
26 | this.workerScript, | |
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27 | this.workerOptions.poolOptions |
28 | ) | |
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29 | } |
30 | ||
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31 | get info (): PoolInfo { |
32 | return this.pool.info | |
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33 | } |
34 | ||
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35 | get size (): number { |
36 | return this.pool.info.workerNodes | |
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37 | } |
38 | ||
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39 | get maxElementsPerWorker (): number | undefined { |
40 | return undefined | |
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41 | } |
42 | ||
66a7748d | 43 | get emitter (): EventEmitterAsyncResource | undefined { |
5199f9fd | 44 | return this.pool.emitter |
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45 | } |
46 | ||
8baf3f8f | 47 | /** @inheritDoc */ |
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48 | public start (): void { |
49 | this.pool.start() | |
6c3cfef8 | 50 | } |
a4624c96 | 51 | |
8baf3f8f | 52 | /** @inheritDoc */ |
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53 | public async stop (): Promise<void> { |
54 | await this.pool.destroy() | |
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55 | } |
56 | ||
8baf3f8f | 57 | /** @inheritDoc */ |
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58 | public async addElement (elementData: D): Promise<R> { |
59 | const response = await this.pool.execute(elementData) | |
4bfd80fa | 60 | // Start element sequentially to optimize memory at startup |
66a7748d | 61 | // eslint-disable-next-line @typescript-eslint/no-non-null-assertion |
da47bc29 | 62 | this.workerOptions.elementAddDelay! > 0 && |
66a7748d | 63 | // eslint-disable-next-line @typescript-eslint/no-non-null-assertion |
da47bc29 | 64 | (await sleep(randomizeDelay(this.workerOptions.elementAddDelay!))) |
3b09e788 | 65 | return response |
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66 | } |
67 | } |