72 lines
4.5 KiB
JavaScript
72 lines
4.5 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const plugins = require("./smartipc.plugins");
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const q = require("smartq");
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exports.workerBasePath = null;
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exports.setWorkerBasePath = (basePathArg) => {
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exports.workerBasePath = basePathArg;
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plugins.threads.config.set({
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basepath: {
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node: exports.workerBasePath
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}
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});
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};
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class Thread {
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constructor(filePathArg) {
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this.running = false;
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this.assignedPool = null;
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this.workerPath = filePathArg;
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}
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/**
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* sends a message to the spawned process
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* spawns it and keeps running
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*/
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send(message) {
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let done = q.defer();
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this.checkSpawn();
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this.thread.send(message);
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this.thread.on('message', (message) => {
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done.resolve(message);
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});
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this.thread.on('done', (job, message) => {
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done.resolve(message);
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});
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this.thread.on('error', err => {
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done.reject(err);
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});
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return done.promise;
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}
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/**
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* sends a command once and then kills the child process
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*/
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sendOnce(message) {
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let done = q.defer();
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this.send(message).then(message => {
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done.resolve(message);
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this.kill();
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});
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return done.promise;
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}
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/**
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* kills the thread
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*/
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kill() {
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this.thread.kill();
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this.running = false;
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}
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assignToPool(poolArg) {
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this.assignedPool = poolArg;
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}
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checkSpawn() {
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if (!this.running && !this.assignedPool) {
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this.running = true;
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this.thread = plugins.threads.spawn(this.workerPath);
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}
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else if (!this.running && this.assignedPool) {
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this.running = true;
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this.thread = this.assignedPool.run(this.workerPath);
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}
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}
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}
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exports.Thread = Thread;
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