X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fpools%2Fthread%2Ffixed.ts;h=f48d0bcd9960da1a2ff89582035a9ad9a9581774;hb=d1c03778bd26af064147055fc21d6701ffefb707;hp=6e234e2ea3dab6f045bfbfca84f7556afbff9f3c;hpb=fef029a52aacd3063ba882834ce58527600009ca;p=poolifier.git

diff --git a/src/pools/thread/fixed.ts b/src/pools/thread/fixed.ts
index 6e234e2e..f48d0bcd 100644
--- a/src/pools/thread/fixed.ts
+++ b/src/pools/thread/fixed.ts
@@ -1,10 +1,8 @@
 import {
   type MessageChannel,
   type MessagePort,
-  SHARE_ENV,
   type TransferListItem,
-  Worker,
-  type WorkerOptions,
+  type Worker,
   isMainThread
 } from 'node:worker_threads'
 import type { MessageValue } from '../../utility-types'
@@ -15,14 +13,7 @@ import { type WorkerType, WorkerTypes } from '../worker'
 /**
  * Options for a poolifier thread pool.
  */
-export interface ThreadPoolOptions extends PoolOptions<Worker> {
-  /**
-   * Worker options.
-   *
-   * @see https://nodejs.org/api/worker_threads.html#new-workerfilename-options
-   */
-  workerOptions?: WorkerOptions
-}
+export type ThreadPoolOptions = PoolOptions<Worker>
 
 /**
  * A thread pool with a fixed number of threads.
@@ -46,9 +37,10 @@ export class FixedThreadPool<
   public constructor (
     numberOfThreads: number,
     filePath: string,
-    protected readonly opts: ThreadPoolOptions = {}
+    opts: ThreadPoolOptions = {},
+    maximumNumberOfThreads?: number
   ) {
-    super(numberOfThreads, filePath, opts)
+    super(numberOfThreads, filePath, opts, maximumNumberOfThreads)
   }
 
   /** @inheritDoc */
@@ -56,47 +48,27 @@ export class FixedThreadPool<
     return isMainThread
   }
 
-  /** @inheritDoc */
-  protected async destroyWorkerNode (workerNodeKey: number): Promise<void> {
-    this.flushTasksQueue(workerNodeKey)
-    // FIXME: wait for tasks to be finished
-    const workerNode = this.workerNodes[workerNodeKey]
-    const worker = workerNode.worker
-    const waitWorkerExit = new Promise<void>(resolve => {
-      worker.on('exit', () => {
-        resolve()
-      })
-    })
-    await this.sendKillMessageToWorker(
-      workerNodeKey,
-      workerNode.info.id as number
-    )
-    workerNode.closeChannel()
-    await worker.terminate()
-    await waitWorkerExit
-  }
-
   /** @inheritDoc */
   protected sendToWorker (
     workerNodeKey: number,
     message: MessageValue<Data>,
     transferList?: TransferListItem[]
   ): void {
-    (
-      this.workerNodes[workerNodeKey].messageChannel as MessageChannel
-    ).port1.postMessage(message, transferList)
+    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 worker = workerNode.worker
     const port2: MessagePort = (workerNode.messageChannel as MessageChannel)
       .port2
-    worker.postMessage(
+    workerNode.worker.postMessage(
       {
         ready: false,
-        workerId: workerNode.info.id,
+        workerId: this.getWorkerInfo(workerNodeKey).id,
         port: port2
       },
       [port2]
@@ -108,17 +80,42 @@ export class FixedThreadPool<
     workerNodeKey: number,
     listener: (message: MessageValue<Message>) => void
   ): void {
-    (
-      this.workerNodes[workerNodeKey].messageChannel as MessageChannel
-    ).port1.on('message', listener)
+    this.workerNodes[workerNodeKey].messageChannel?.port1?.on(
+      'message',
+      listener
+    )
+  }
+
+  /** @inheritDoc */
+  protected registerOnceWorkerMessageListener<Message extends Data | Response>(
+    workerNodeKey: number,
+    listener: (message: MessageValue<Message>) => void
+  ): void {
+    this.workerNodes[workerNodeKey].messageChannel?.port1?.once(
+      'message',
+      listener
+    )
+  }
+
+  /** @inheritDoc */
+  protected deregisterWorkerMessageListener<Message extends Data | Response>(
+    workerNodeKey: number,
+    listener: (message: MessageValue<Message>) => void
+  ): void {
+    this.workerNodes[workerNodeKey].messageChannel?.port1?.off(
+      'message',
+      listener
+    )
+  }
+
+  /** @inheritDoc */
+  protected shallCreateDynamicWorker (): boolean {
+    return false
   }
 
   /** @inheritDoc */
-  protected createWorker (): Worker {
-    return new Worker(this.filePath, {
-      env: SHARE_ENV,
-      ...this.opts.workerOptions
-    })
+  protected checkAndEmitDynamicWorkerCreationEvents (): void {
+    /* noop */
   }
 
   /** @inheritDoc */