-import type { IWorker } from '../worker'
-import type { IPool } from '../pool'
-import {
- DEFAULT_MEASUREMENT_STATISTICS_REQUIREMENTS,
- DEFAULT_WORKER_CHOICE_STRATEGY_OPTIONS
-} from '../../utils'
-import { AbstractWorkerChoiceStrategy } from './abstract-worker-choice-strategy'
+import type { IWorker } from '../worker.js'
+import type { IPool } from '../pool.js'
+import { DEFAULT_MEASUREMENT_STATISTICS_REQUIREMENTS } from '../../utils.js'
+import { AbstractWorkerChoiceStrategy } from './abstract-worker-choice-strategy.js'
import type {
IWorkerChoiceStrategy,
TaskStatisticsRequirements,
WorkerChoiceStrategyOptions
-} from './selection-strategies-types'
+} from './selection-strategies-types.js'
/**
* Selects the next worker with a weighted round robin scheduling algorithm.
elu: DEFAULT_MEASUREMENT_STATISTICS_REQUIREMENTS
}
- /**
- * Default worker weight.
- */
- private readonly defaultWorkerWeight: number
/**
* Worker node virtual task runtime.
*/
/** @inheritDoc */
public constructor (
pool: IPool<Worker, Data, Response>,
- opts: WorkerChoiceStrategyOptions = DEFAULT_WORKER_CHOICE_STRATEGY_OPTIONS
+ opts?: WorkerChoiceStrategyOptions
) {
super(pool, opts)
this.setTaskStatisticsRequirements(this.opts)
- this.defaultWorkerWeight = this.computeDefaultWorkerWeight()
}
/** @inheritDoc */
/** @inheritDoc */
public choose (): number | undefined {
this.setPreviousWorkerNodeKey(this.nextWorkerNodeKey)
- return this.weightedRoundRobinNextWorkerNodeKey()
+ this.weightedRoundRobinNextWorkerNodeKey()
+ this.checkNextWorkerNodeReadiness()
+ return this.nextWorkerNodeKey
}
/** @inheritDoc */
}
private weightedRoundRobinNextWorkerNodeKey (): number | undefined {
- do {
- const workerWeight =
- this.opts.weights?.[
+ const workerWeight =
+ // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+ this.opts!.weights![this.nextWorkerNodeKey ?? this.previousWorkerNodeKey]!
+ if (this.workerNodeVirtualTaskRunTime < workerWeight) {
+ this.workerNodeVirtualTaskRunTime =
+ this.workerNodeVirtualTaskRunTime +
+ this.getWorkerNodeTaskRunTime(
this.nextWorkerNodeKey ?? this.previousWorkerNodeKey
- ] ?? this.defaultWorkerWeight
- if (this.workerNodeVirtualTaskRunTime < workerWeight) {
- this.workerNodeVirtualTaskRunTime =
- this.workerNodeVirtualTaskRunTime +
- this.getWorkerNodeTaskRunTime(
- this.nextWorkerNodeKey ?? this.previousWorkerNodeKey
- )
- } else {
- this.nextWorkerNodeKey =
- this.nextWorkerNodeKey === this.pool.workerNodes.length - 1
- ? 0
- : (this.nextWorkerNodeKey ?? this.previousWorkerNodeKey) + 1
- this.workerNodeVirtualTaskRunTime = 0
- }
- } while (!this.isWorkerNodeReady(this.nextWorkerNodeKey as number))
+ )
+ } else {
+ this.nextWorkerNodeKey =
+ this.nextWorkerNodeKey === this.pool.workerNodes.length - 1
+ ? 0
+ : (this.nextWorkerNodeKey ?? this.previousWorkerNodeKey) + 1
+ this.workerNodeVirtualTaskRunTime = 0
+ }
return this.nextWorkerNodeKey
}
}