X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fpools%2Fcluster%2Ffixed.ts;h=d6481be720914c2af14c56bf0182030aa0a456da;hb=refs%2Ftags%2Fv3.1.8;hp=8e264359b2ceed7a5efeab91d1488112b4f1dcb7;hpb=81c02522f2c5538a8e5ce341678724132d4da8ba;p=poolifier.git

diff --git a/src/pools/cluster/fixed.ts b/src/pools/cluster/fixed.ts
index 8e264359..d6481be7 100644
--- a/src/pools/cluster/fixed.ts
+++ b/src/pools/cluster/fixed.ts
@@ -1,27 +1,9 @@
-import cluster, { type ClusterSettings, type Worker } from 'node:cluster'
+import cluster, { type Worker } from 'node:cluster'
 import type { MessageValue } from '../../utility-types'
 import { AbstractPool } from '../abstract-pool'
 import { type PoolOptions, type PoolType, PoolTypes } from '../pool'
 import { type WorkerType, WorkerTypes } from '../worker'
 
-/**
- * Options for a poolifier cluster pool.
- */
-export interface ClusterPoolOptions extends PoolOptions<Worker> {
-  /**
-   * Key/value pairs to add to worker process environment.
-   *
-   * @see https://nodejs.org/api/cluster.html#cluster_cluster_fork_env
-   */
-  env?: Record<string, unknown>
-  /**
-   * Cluster settings.
-   *
-   * @see https://nodejs.org/api/cluster.html#cluster_cluster_settings
-   */
-  settings?: ClusterSettings
-}
-
 /**
  * A cluster pool with a fixed number of workers.
  *
@@ -44,9 +26,10 @@ export class FixedClusterPool<
   public constructor (
     numberOfWorkers: number,
     filePath: string,
-    protected readonly opts: ClusterPoolOptions = {}
+    opts: PoolOptions<Worker> = {},
+    maximumNumberOfWorkers?: number
   ) {
-    super(numberOfWorkers, filePath, opts)
+    super(numberOfWorkers, filePath, opts, maximumNumberOfWorkers)
   }
 
   /** @inheritDoc */
@@ -59,37 +42,21 @@ export class FixedClusterPool<
     return cluster.isPrimary
   }
 
-  /** @inheritDoc */
-  protected async destroyWorkerNode (workerNodeKey: number): Promise<void> {
-    this.flushTasksQueue(workerNodeKey)
-    // FIXME: wait for tasks to be finished
-    const worker = this.workerNodes[workerNodeKey].worker
-    const workerExitPromise = new Promise<void>(resolve => {
-      worker.on('exit', () => {
-        resolve()
-      })
-    })
-    worker.on('disconnect', () => {
-      worker.kill()
-    })
-    this.sendToWorker(workerNodeKey, { kill: true, workerId: worker.id })
-    worker.disconnect()
-    await workerExitPromise
-  }
-
   /** @inheritDoc */
   protected sendToWorker (
     workerNodeKey: number,
     message: MessageValue<Data>
   ): void {
-    this.workerNodes[workerNodeKey].worker.send(message)
+    this.workerNodes[workerNodeKey].worker.send({
+      ...message,
+      workerId: this.getWorkerInfo(workerNodeKey).id as number
+    })
   }
 
   /** @inheritDoc */
   protected sendStartupMessageToWorker (workerNodeKey: number): void {
     this.sendToWorker(workerNodeKey, {
-      ready: false,
-      workerId: this.workerNodes[workerNodeKey].worker.id
+      ready: false
     })
   }
 
@@ -102,8 +69,19 @@ export class FixedClusterPool<
   }
 
   /** @inheritDoc */
-  protected createWorker (): Worker {
-    return cluster.fork(this.opts.env)
+  protected registerOnceWorkerMessageListener<Message extends Data | Response>(
+    workerNodeKey: number,
+    listener: (message: MessageValue<Message>) => void
+  ): void {
+    this.workerNodes[workerNodeKey].worker.once('message', listener)
+  }
+
+  /** @inheritDoc */
+  protected deregisterWorkerMessageListener<Message extends Data | Response>(
+    workerNodeKey: number,
+    listener: (message: MessageValue<Message>) => void
+  ): void {
+    this.workerNodes[workerNodeKey].worker.off('message', listener)
   }
 
   /** @inheritDoc */
@@ -116,16 +94,6 @@ export class FixedClusterPool<
     return WorkerTypes.cluster
   }
 
-  /** @inheritDoc */
-  protected get minSize (): number {
-    return this.numberOfWorkers
-  }
-
-  /** @inheritDoc */
-  protected get maxSize (): number {
-    return this.numberOfWorkers
-  }
-
   /** @inheritDoc */
   protected get busy (): boolean {
     return this.internalBusy()