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