75 lines
2.7 KiB
TypeScript
75 lines
2.7 KiB
TypeScript
import { join } from 'path'
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import Piscina from 'piscina'
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import { processImage } from '@server/helpers/image-utils'
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import { WORKER_THREADS } from '@server/initializers/constants'
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import { httpBroadcast } from './workers/http-broadcast'
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import { downloadImage } from './workers/image-downloader'
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let downloadImageWorker: Piscina
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function downloadImageFromWorker (options: Parameters<typeof downloadImage>[0]): Promise<ReturnType<typeof downloadImage>> {
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if (!downloadImageWorker) {
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downloadImageWorker = new Piscina({
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filename: join(__dirname, 'workers', 'image-downloader.js'),
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concurrentTasksPerWorker: WORKER_THREADS.DOWNLOAD_IMAGE.CONCURRENCY,
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maxThreads: WORKER_THREADS.DOWNLOAD_IMAGE.MAX_THREADS
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})
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}
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return downloadImageWorker.run(options)
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}
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// ---------------------------------------------------------------------------
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let processImageWorker: Piscina
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function processImageFromWorker (options: Parameters<typeof processImage>[0]): Promise<ReturnType<typeof processImage>> {
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if (!processImageWorker) {
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processImageWorker = new Piscina({
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filename: join(__dirname, 'workers', 'image-processor.js'),
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concurrentTasksPerWorker: WORKER_THREADS.PROCESS_IMAGE.CONCURRENCY,
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maxThreads: WORKER_THREADS.PROCESS_IMAGE.MAX_THREADS
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})
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}
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return processImageWorker.run(options)
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}
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// ---------------------------------------------------------------------------
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let parallelHTTPBroadcastWorker: Piscina
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function parallelHTTPBroadcastFromWorker (options: Parameters<typeof httpBroadcast>[0]): Promise<ReturnType<typeof httpBroadcast>> {
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if (!parallelHTTPBroadcastWorker) {
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parallelHTTPBroadcastWorker = new Piscina({
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filename: join(__dirname, 'workers', 'http-broadcast.js'),
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concurrentTasksPerWorker: WORKER_THREADS.PARALLEL_HTTP_BROADCAST.CONCURRENCY,
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maxThreads: WORKER_THREADS.PARALLEL_HTTP_BROADCAST.MAX_THREADS
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})
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}
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return parallelHTTPBroadcastWorker.run(options)
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}
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// ---------------------------------------------------------------------------
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let sequentialHTTPBroadcastWorker: Piscina
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function sequentialHTTPBroadcastFromWorker (options: Parameters<typeof httpBroadcast>[0]): Promise<ReturnType<typeof httpBroadcast>> {
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if (!sequentialHTTPBroadcastWorker) {
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sequentialHTTPBroadcastWorker = new Piscina({
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filename: join(__dirname, 'workers', 'http-broadcast.js'),
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concurrentTasksPerWorker: WORKER_THREADS.SEQUENTIAL_HTTP_BROADCAST.CONCURRENCY,
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maxThreads: WORKER_THREADS.SEQUENTIAL_HTTP_BROADCAST.MAX_THREADS
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})
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}
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return sequentialHTTPBroadcastWorker.run(options)
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}
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export {
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downloadImageFromWorker,
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processImageFromWorker,
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parallelHTTPBroadcastFromWorker,
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sequentialHTTPBroadcastFromWorker
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}
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