X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fpools%2Fselection-strategies%2Fworker-choice-strategy-context.ts;h=e763f7b2709c083afc81f7c7e53c074e9c59e7a8;hb=a34454964733f585af19a04f21f9e35eb18c77b1;hp=3fbf5e2360cb8fb15c3a16b926ae2c5fac906f5b;hpb=1ae4d2778d03052177f35cd6e5c348a7fb6691f0;p=poolifier.git diff --git a/src/pools/selection-strategies/worker-choice-strategy-context.ts b/src/pools/selection-strategies/worker-choice-strategy-context.ts index 3fbf5e23..e763f7b2 100644 --- a/src/pools/selection-strategies/worker-choice-strategy-context.ts +++ b/src/pools/selection-strategies/worker-choice-strategy-context.ts @@ -1,5 +1,5 @@ import type { IPoolInternal } from '../pool-internal' -import type { IPoolWorker } from '../pool-worker' +import type { IWorker } from '../worker' import { FairShareWorkerChoiceStrategy } from './fair-share-worker-choice-strategy' import { LessBusyWorkerChoiceStrategy } from './less-busy-worker-choice-strategy' import { LessUsedWorkerChoiceStrategy } from './less-used-worker-choice-strategy' @@ -7,7 +7,8 @@ import { RoundRobinWorkerChoiceStrategy } from './round-robin-worker-choice-stra import type { IWorkerChoiceStrategy, RequiredStatistics, - WorkerChoiceStrategy + WorkerChoiceStrategy, + WorkerChoiceStrategyOptions } from './selection-strategies-types' import { WorkerChoiceStrategies } from './selection-strategies-types' import { WeightedRoundRobinWorkerChoiceStrategy } from './weighted-round-robin-worker-choice-strategy' @@ -20,51 +21,54 @@ import { WeightedRoundRobinWorkerChoiceStrategy } from './weighted-round-robin-w * @typeParam Response - Type of response of execution. This can only be serializable data. */ export class WorkerChoiceStrategyContext< - Worker extends IPoolWorker, + Worker extends IWorker, Data = unknown, Response = unknown > { private readonly workerChoiceStrategies: Map< WorkerChoiceStrategy, - IWorkerChoiceStrategy + IWorkerChoiceStrategy > /** * Worker choice strategy context constructor. * * @param pool - The pool instance. - * @param createWorkerCallback - The worker creation callback for dynamic pool. - * @param workerChoiceStrategy - The worker choice strategy. + * @param workerChoiceStrategyType - The worker choice strategy. + * @param opts - The worker choice strategy options. */ public constructor ( pool: IPoolInternal, - private readonly createWorkerCallback: () => number, - private workerChoiceStrategyType: WorkerChoiceStrategy = WorkerChoiceStrategies.ROUND_ROBIN + private workerChoiceStrategyType: WorkerChoiceStrategy = WorkerChoiceStrategies.ROUND_ROBIN, + opts: WorkerChoiceStrategyOptions = { medRunTime: false } ) { this.execute.bind(this) this.workerChoiceStrategies = new Map< WorkerChoiceStrategy, - IWorkerChoiceStrategy + IWorkerChoiceStrategy >([ [ WorkerChoiceStrategies.ROUND_ROBIN, - new RoundRobinWorkerChoiceStrategy(pool) + new RoundRobinWorkerChoiceStrategy(pool, opts) ], [ WorkerChoiceStrategies.LESS_USED, - new LessUsedWorkerChoiceStrategy(pool) + new LessUsedWorkerChoiceStrategy(pool, opts) ], [ WorkerChoiceStrategies.LESS_BUSY, - new LessBusyWorkerChoiceStrategy(pool) + new LessBusyWorkerChoiceStrategy(pool, opts) ], [ WorkerChoiceStrategies.FAIR_SHARE, - new FairShareWorkerChoiceStrategy(pool) + new FairShareWorkerChoiceStrategy(pool, opts) ], [ WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN, - new WeightedRoundRobinWorkerChoiceStrategy(pool) + new WeightedRoundRobinWorkerChoiceStrategy( + pool, + opts + ) ] ]) } @@ -78,7 +82,7 @@ export class WorkerChoiceStrategyContext< return ( this.workerChoiceStrategies.get( this.workerChoiceStrategyType - ) as IWorkerChoiceStrategy + ) as IWorkerChoiceStrategy ).requiredStatistics } @@ -90,43 +94,36 @@ export class WorkerChoiceStrategyContext< public setWorkerChoiceStrategy ( workerChoiceStrategy: WorkerChoiceStrategy ): void { - if (this.workerChoiceStrategyType === workerChoiceStrategy) { - this.workerChoiceStrategies.get(workerChoiceStrategy)?.reset() - } else { + if (this.workerChoiceStrategyType !== workerChoiceStrategy) { this.workerChoiceStrategyType = workerChoiceStrategy } + this.workerChoiceStrategies.get(this.workerChoiceStrategyType)?.reset() } /** * Executes the worker choice strategy algorithm in the context. * - * @returns The key of the chosen one. + * @returns The key of the worker node. */ public execute (): number { - const workerChoiceStrategy = this.workerChoiceStrategies.get( - this.workerChoiceStrategyType - ) as IWorkerChoiceStrategy - if ( - workerChoiceStrategy.isDynamicPool && - !workerChoiceStrategy.pool.full && - workerChoiceStrategy.pool.findFreeWorkerKey() === -1 - ) { - return this.createWorkerCallback() - } - return workerChoiceStrategy.choose() + return ( + this.workerChoiceStrategies.get( + this.workerChoiceStrategyType + ) as IWorkerChoiceStrategy + ).choose() } /** - * Removes a worker from the worker choice strategy in the context. + * Removes a worker node key from the worker choice strategy in the context. * - * @param workerKey - The key of the worker to remove. + * @param workerNodeKey - The key of the worker node. * @returns `true` if the removal is successful, `false` otherwise. */ - public remove (workerKey: number): boolean { + public remove (workerNodeKey: number): boolean { return ( this.workerChoiceStrategies.get( this.workerChoiceStrategyType - ) as IWorkerChoiceStrategy - ).remove(workerKey) + ) as IWorkerChoiceStrategy + ).remove(workerNodeKey) } }