X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fpools%2Fthread%2Ffixed.ts;h=28f8fceba679e5f9053820b8436583caf69f20af;hb=fa548cda5120ac0708d82f37cd0ce1260d7f96c1;hp=ac629e1fb0ff7f363be0a3fe5107f2b02748c8d8;hpb=6677a3d36e9e7241c54db7cd69daa40f52fcbcb3;p=poolifier.git diff --git a/src/pools/thread/fixed.ts b/src/pools/thread/fixed.ts index ac629e1f..28f8fceb 100644 --- a/src/pools/thread/fixed.ts +++ b/src/pools/thread/fixed.ts @@ -1,18 +1,16 @@ import { + type MessageChannel, + type MessagePort, SHARE_ENV, + type TransferListItem, Worker, type WorkerOptions, isMainThread } from 'node:worker_threads' import type { MessageValue } from '../../utility-types' import { AbstractPool } from '../abstract-pool' -import { - type PoolOptions, - type PoolType, - PoolTypes, - type WorkerType, - WorkerTypes -} from '../pool' +import { type PoolOptions, type PoolType, PoolTypes } from '../pool' +import { type WorkerType, WorkerTypes } from '../worker' /** * Options for a poolifier thread pool. @@ -59,14 +57,82 @@ export class FixedThreadPool< } /** @inheritDoc */ - protected async destroyWorker (worker: Worker): Promise { - this.sendToWorker(worker, { kill: 1 }) + protected async destroyWorkerNode (workerNodeKey: number): Promise { + this.flagWorkerNodeAsNotReady(workerNodeKey) + this.flushTasksQueue(workerNodeKey) + // FIXME: wait for tasks to be finished + const workerNode = this.workerNodes[workerNodeKey] + const worker = workerNode.worker + const waitWorkerExit = new Promise(resolve => { + worker.once('exit', () => { + resolve() + }) + }) + await this.sendKillMessageToWorker(workerNodeKey) + workerNode.closeChannel() + workerNode.removeAllListeners() await worker.terminate() + await waitWorkerExit + } + + /** @inheritDoc */ + protected sendToWorker ( + workerNodeKey: number, + message: MessageValue, + transferList?: TransferListItem[] + ): void { + this.workerNodes[workerNodeKey].messageChannel?.port1?.postMessage( + { ...message, workerId: this.getWorkerInfo(workerNodeKey).id }, + transferList + ) + } + + /** @inheritDoc */ + protected sendStartupMessageToWorker (workerNodeKey: number): void { + const workerNode = this.workerNodes[workerNodeKey] + const port2: MessagePort = (workerNode.messageChannel as MessageChannel) + .port2 + workerNode.worker.postMessage( + { + ready: false, + workerId: this.getWorkerInfo(workerNodeKey).id, + port: port2 + }, + [port2] + ) + } + + /** @inheritDoc */ + protected registerWorkerMessageListener( + workerNodeKey: number, + listener: (message: MessageValue) => void + ): void { + this.workerNodes[workerNodeKey].messageChannel?.port1?.on( + 'message', + listener + ) } /** @inheritDoc */ - protected sendToWorker (worker: Worker, message: MessageValue): void { - worker.postMessage(message) + protected registerOnceWorkerMessageListener( + workerNodeKey: number, + listener: (message: MessageValue) => void + ): void { + this.workerNodes[workerNodeKey].messageChannel?.port1?.once( + 'message', + listener + ) + } + + /** @inheritDoc */ + protected deregisterWorkerMessageListener( + workerNodeKey: number, + listener: (message: MessageValue) => void + ): void { + this.workerNodes[workerNodeKey].messageChannel?.port1?.off( + 'message', + listener + ) } /** @inheritDoc */ @@ -87,16 +153,6 @@ export class FixedThreadPool< return WorkerTypes.thread } - /** @inheritDoc */ - protected get minSize (): number { - return this.numberOfWorkers - } - - /** @inheritDoc */ - protected get maxSize (): number { - return this.numberOfWorkers - } - /** @inheritDoc */ protected get busy (): boolean { return this.internalBusy()