average,
isKillBehavior,
isPlainObject,
+ max,
median,
+ min,
round,
updateMeasurementStatistics
} from '../utils'
throw new TypeError('Invalid tasks queue options: must be a plain object')
}
if (
- tasksQueueOptions.concurrency != null &&
- !Number.isSafeInteger(tasksQueueOptions.concurrency)
+ tasksQueueOptions?.concurrency != null &&
+ !Number.isSafeInteger(tasksQueueOptions?.concurrency)
) {
throw new TypeError(
'Invalid worker node tasks concurrency: must be an integer'
)
}
if (
- tasksQueueOptions.concurrency != null &&
- tasksQueueOptions.concurrency <= 0
+ tasksQueueOptions?.concurrency != null &&
+ tasksQueueOptions?.concurrency <= 0
) {
throw new RangeError(
- `Invalid worker node tasks concurrency: ${tasksQueueOptions.concurrency} is a negative integer or zero`
+ `Invalid worker node tasks concurrency: ${tasksQueueOptions?.concurrency} is a negative integer or zero`
)
}
- if (tasksQueueOptions.queueMaxSize != null) {
+ if (tasksQueueOptions?.queueMaxSize != null) {
throw new Error(
'Invalid tasks queue options: queueMaxSize is deprecated, please use size instead'
)
}
if (
- tasksQueueOptions.size != null &&
- !Number.isSafeInteger(tasksQueueOptions.size)
+ tasksQueueOptions?.size != null &&
+ !Number.isSafeInteger(tasksQueueOptions?.size)
) {
throw new TypeError(
'Invalid worker node tasks queue size: must be an integer'
)
}
- if (tasksQueueOptions.size != null && tasksQueueOptions.size <= 0) {
+ if (tasksQueueOptions?.size != null && tasksQueueOptions?.size <= 0) {
throw new RangeError(
- `Invalid worker node tasks queue size: ${tasksQueueOptions.size} is a negative integer or zero`
+ `Invalid worker node tasks queue size: ${tasksQueueOptions?.size} is a negative integer or zero`
)
}
}
.runTime.aggregate && {
runTime: {
minimum: round(
- Math.min(
+ min(
...this.workerNodes.map(
- (workerNode) => workerNode.usage.runTime?.minimum ?? Infinity
+ workerNode => workerNode.usage.runTime?.minimum ?? Infinity
)
)
),
maximum: round(
- Math.max(
+ max(
...this.workerNodes.map(
- (workerNode) => workerNode.usage.runTime?.maximum ?? -Infinity
+ workerNode => workerNode.usage.runTime?.maximum ?? -Infinity
)
)
),
.waitTime.aggregate && {
waitTime: {
minimum: round(
- Math.min(
+ min(
...this.workerNodes.map(
- (workerNode) => workerNode.usage.waitTime?.minimum ?? Infinity
+ workerNode => workerNode.usage.waitTime?.minimum ?? Infinity
)
)
),
maximum: round(
- Math.max(
+ max(
...this.workerNodes.map(
- (workerNode) => workerNode.usage.waitTime?.maximum ?? -Infinity
+ workerNode => workerNode.usage.waitTime?.maximum ?? -Infinity
)
)
),
*/
private getWorkerNodeKeyByWorker (worker: Worker): number {
return this.workerNodes.findIndex(
- (workerNode) => workerNode.worker === worker
+ workerNode => workerNode.worker === worker
)
}
*/
private getWorkerNodeKeyByWorkerId (workerId: number): number {
return this.workerNodes.findIndex(
- (workerNode) => workerNode.info.id === workerId
+ workerNode => workerNode.info.id === workerId
)
}
if (this.opts.enableTasksQueue === true) {
return (
this.workerNodes.findIndex(
- (workerNode) =>
+ workerNode =>
workerNode.info.ready &&
workerNode.usage.tasks.executing <
(this.opts.tasksQueueOptions?.concurrency as number)
} else {
return (
this.workerNodes.findIndex(
- (workerNode) =>
+ workerNode =>
workerNode.info.ready && workerNode.usage.tasks.executing === 0
) === -1
)
}
const timestamp = performance.now()
const workerNodeKey = this.chooseWorkerNode()
- const workerInfo = this.getWorkerInfo(workerNodeKey)
const task: Task<Data> = {
name: name ?? DEFAULT_TASK_NAME,
// eslint-disable-next-line @typescript-eslint/consistent-type-assertions
data: data ?? ({} as Data),
transferList,
timestamp,
- workerId: workerInfo.id as number,
+ workerId: this.getWorkerInfo(workerNodeKey).id as number,
taskId: randomUUID()
}
this.promiseResponseMap.set(task.taskId as string, {
workerId: number
): Promise<void> {
await new Promise<void>((resolve, reject) => {
- this.registerWorkerMessageListener(workerNodeKey, (message) => {
+ this.registerWorkerMessageListener(workerNodeKey, message => {
if (message.kill === 'success') {
resolve()
} else if (message.kill === 'failure') {
worker.on('online', this.opts.onlineHandler ?? EMPTY_FUNCTION)
worker.on('message', this.opts.messageHandler ?? EMPTY_FUNCTION)
worker.on('error', this.opts.errorHandler ?? EMPTY_FUNCTION)
- worker.on('error', (error) => {
+ worker.on('error', error => {
const workerNodeKey = this.getWorkerNodeKeyByWorker(worker)
const workerInfo = this.getWorkerInfo(workerNodeKey)
workerInfo.ready = false
this.emitter?.emit(PoolEvents.error, error)
if (
this.opts.restartWorkerOnError === true &&
- !this.starting &&
- this.started
+ this.started &&
+ !this.starting
) {
if (workerInfo.dynamic) {
this.createAndSetupDynamicWorkerNode()
*/
protected createAndSetupDynamicWorkerNode (): number {
const workerNodeKey = this.createAndSetupWorkerNode()
- this.registerWorkerMessageListener(workerNodeKey, (message) => {
+ this.registerWorkerMessageListener(workerNodeKey, message => {
const localWorkerNodeKey = this.getWorkerNodeKeyByWorkerId(
message.workerId
)
workerUsage.tasks.executing === 0 &&
this.tasksQueueSize(localWorkerNodeKey) === 0)))
) {
- this.destroyWorkerNode(localWorkerNodeKey).catch((error) => {
+ this.destroyWorkerNode(localWorkerNodeKey).catch(error => {
this.emitter?.emit(PoolEvents.error, error)
})
}
private redistributeQueuedTasks (workerNodeKey: number): void {
while (this.tasksQueueSize(workerNodeKey) > 0) {
- let destinationWorkerNodeKey!: number
- let minQueuedTasks = Infinity
- for (const [workerNodeId, workerNode] of this.workerNodes.entries()) {
- if (workerNode.info.ready && workerNodeId !== workerNodeKey) {
- if (workerNode.usage.tasks.queued === 0) {
- destinationWorkerNodeKey = workerNodeId
- break
- }
- if (workerNode.usage.tasks.queued < minQueuedTasks) {
- minQueuedTasks = workerNode.usage.tasks.queued
- destinationWorkerNodeKey = workerNodeId
- }
- }
+ const destinationWorkerNodeKey = this.workerNodes.reduce(
+ (minWorkerNodeKey, workerNode, workerNodeKey, workerNodes) => {
+ return workerNode.info.ready &&
+ workerNode.usage.tasks.queued <
+ workerNodes[minWorkerNodeKey].usage.tasks.queued
+ ? workerNodeKey
+ : minWorkerNodeKey
+ },
+ 0
+ )
+ const destinationWorkerNode = this.workerNodes[destinationWorkerNodeKey]
+ const task = {
+ ...(this.dequeueTask(workerNodeKey) as Task<Data>),
+ workerId: destinationWorkerNode.info.id as number
}
- if (destinationWorkerNodeKey != null) {
- const destinationWorkerNode = this.workerNodes[destinationWorkerNodeKey]
- const task = {
- ...(this.dequeueTask(workerNodeKey) as Task<Data>),
- workerId: destinationWorkerNode.info.id as number
- }
- if (this.shallExecuteTask(destinationWorkerNodeKey)) {
- this.executeTask(destinationWorkerNodeKey, task)
- } else {
- this.enqueueTask(destinationWorkerNodeKey, task)
- }
+ if (this.shallExecuteTask(destinationWorkerNodeKey)) {
+ this.executeTask(destinationWorkerNodeKey, task)
+ } else {
+ this.enqueueTask(destinationWorkerNodeKey, task)
}
}
}
(workerNodeA, workerNodeB) =>
workerNodeB.usage.tasks.queued - workerNodeA.usage.tasks.queued
)
- for (const sourceWorkerNode of workerNodes) {
- if (sourceWorkerNode.usage.tasks.queued === 0) {
- break
+ const sourceWorkerNode = workerNodes.find(
+ workerNode =>
+ workerNode.info.ready &&
+ workerNode.info.id !== workerId &&
+ workerNode.usage.tasks.queued > 0
+ )
+ if (sourceWorkerNode != null) {
+ const task = {
+ ...(sourceWorkerNode.popTask() as Task<Data>),
+ workerId: destinationWorkerNode.info.id as number
}
- if (
- sourceWorkerNode.info.ready &&
- sourceWorkerNode.info.id !== workerId &&
- sourceWorkerNode.usage.tasks.queued > 0
- ) {
- const task = {
- ...(sourceWorkerNode.popTask() as Task<Data>),
- workerId: destinationWorkerNode.info.id as number
- }
- if (this.shallExecuteTask(destinationWorkerNodeKey)) {
- this.executeTask(destinationWorkerNodeKey, task)
- } else {
- this.enqueueTask(destinationWorkerNodeKey, task)
- }
- this.updateTaskStolenStatisticsWorkerUsage(
- destinationWorkerNodeKey,
- task.name as string
- )
- break
+ if (this.shallExecuteTask(destinationWorkerNodeKey)) {
+ this.executeTask(destinationWorkerNodeKey, task)
+ } else {
+ this.enqueueTask(destinationWorkerNodeKey, task)
}
+ this.updateTaskStolenStatisticsWorkerUsage(
+ destinationWorkerNodeKey,
+ task.name as string
+ )
}
}
* @returns The listener function to execute when a message is received from a worker.
*/
protected workerListener (): (message: MessageValue<Response>) => void {
- return (message) => {
+ return message => {
this.checkMessageWorkerId(message)
if (message.ready != null && message.taskFunctions != null) {
// Worker ready response received from worker
return (
this.opts.enableTasksQueue === true &&
this.workerNodes.findIndex(
- (workerNode) => !workerNode.hasBackPressure()
+ workerNode => !workerNode.hasBackPressure()
) === -1
)
}
repositories / poolifier.git / blobdiff