Merge branch 'master' into feature/task-functions
[poolifier.git] / src / pools / cluster / fixed.ts
index fe920f8a48126529a31dafc2d0c9f31bb4c0e4cf..9470cccd857321388d70e0bf7f09de1a20505cfe 100644 (file)
@@ -60,42 +60,63 @@ export class FixedClusterPool<
   }
 
   /** @inheritDoc */
-  protected destroyWorker (worker: Worker): void {
-    this.sendToWorker(worker, { kill: 1 })
+  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 (worker: Worker, message: MessageValue<Data>): void {
-    worker.send(message)
+  protected sendToWorker (
+    workerNodeKey: number,
+    message: MessageValue<Data>
+  ): void {
+    this.workerNodes[workerNodeKey].worker.send({
+      ...message,
+      workerId: this.workerNodes[workerNodeKey].info.id as number
+    })
   }
 
   /** @inheritDoc */
-  protected createWorker (): Worker {
-    return cluster.fork(this.opts.env)
+  protected sendStartupMessageToWorker (workerNodeKey: number): void {
+    this.sendToWorker(workerNodeKey, {
+      ready: false
+    })
   }
 
   /** @inheritDoc */
-  protected get type (): PoolType {
-    return PoolTypes.fixed
+  protected registerWorkerMessageListener<Message extends Data | Response>(
+    workerNodeKey: number,
+    listener: (message: MessageValue<Message>) => void
+  ): void {
+    this.workerNodes[workerNodeKey].worker.on('message', listener)
   }
 
   /** @inheritDoc */
-  protected get worker (): WorkerType {
-    return WorkerTypes.cluster
+  protected createWorker (): Worker {
+    return cluster.fork(this.opts.env)
   }
 
   /** @inheritDoc */
-  protected get minSize (): number {
-    return this.numberOfWorkers
+  protected get type (): PoolType {
+    return PoolTypes.fixed
   }
 
   /** @inheritDoc */
-  protected get maxSize (): number {
-    return this.numberOfWorkers
+  protected get worker (): WorkerType {
+    return WorkerTypes.cluster
   }
 
   /** @inheritDoc */