X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fpools%2Fcluster%2Ffixed.ts;h=b7bf9c1a70bb150d98414571c0820752a8707c9a;hb=9d9fb7b64a28d150583fe1bcd895893f6736d9d4;hp=9470cccd857321388d70e0bf7f09de1a20505cfe;hpb=01bc762f43e8acaa2420246a4dfa0167c26d2e32;p=poolifier.git

diff --git a/src/pools/cluster/fixed.ts b/src/pools/cluster/fixed.ts
index 9470cccd..b7bf9c1a 100644
--- a/src/pools/cluster/fixed.ts
+++ b/src/pools/cluster/fixed.ts
@@ -1,4 +1,4 @@
-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'
@@ -7,20 +7,7 @@ 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
-}
+export type ClusterPoolOptions = PoolOptions<Worker>
 
 /**
  * A cluster pool with a fixed number of workers.
@@ -44,9 +31,10 @@ export class FixedClusterPool<
   public constructor (
     numberOfWorkers: number,
     filePath: string,
-    protected readonly opts: ClusterPoolOptions = {}
+    opts: ClusterPoolOptions = {},
+    maximumNumberOfWorkers?: number
   ) {
-    super(numberOfWorkers, filePath, opts)
+    super(numberOfWorkers, filePath, opts, maximumNumberOfWorkers)
   }
 
   /** @inheritDoc */
@@ -59,25 +47,6 @@ 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 workerNode = this.workerNodes[workerNodeKey]
-    const worker = workerNode.worker
-    const waitWorkerExit = new Promise<void>(resolve => {
-      worker.on('exit', () => {
-        resolve()
-      })
-    })
-    worker.on('disconnect', () => {
-      worker.kill()
-    })
-    await this.sendKillMessageToWorker(workerNodeKey)
-    worker.disconnect()
-    await waitWorkerExit
-  }
-
   /** @inheritDoc */
   protected sendToWorker (
     workerNodeKey: number,
@@ -85,7 +54,7 @@ export class FixedClusterPool<
   ): void {
     this.workerNodes[workerNodeKey].worker.send({
       ...message,
-      workerId: this.workerNodes[workerNodeKey].info.id as number
+      workerId: this.getWorkerInfo(workerNodeKey).id as number
     })
   }
 
@@ -105,8 +74,24 @@ 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 */
+  protected shallCreateDynamicWorker (): boolean {
+    return false
   }
 
   /** @inheritDoc */