@atton16/task-queue
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    1.1.3 • Public • Published

    @atton16/task-queue

    A Node.JS task queue implementation with concurrency support.

    Installation

    npm install @atton16/task-queue

    Usage

    import process from 'process';
    import cluster from 'cluster';
    import { TaskQueue } from '@atton16/task-queue';
    
    const config = {
      workerN: 3,
      taskN: 1000,
    };
    
    if (cluster.isMaster) {
      for (let i = 0; i < config.workerN; i++) {
        cluster.fork({id: i});
      }
    } else {
      const queue = new TaskQueue({concurrent: config.taskN});
      
      queue.start();
    
      function generateTasks(round, count) {
        for(let i = 0; i < count; i++) {
          queue.push({
            task: () => new Promise((resolve) => {
              console.log(`${process.env.id}.${round}.${i}`);
              resolve();
            }),
          });
        }
      }
    
      let round = 0;
      generateTasks(++round, 10000);
      setInterval(() => {
        generateTasks(++round, 10000);
      }, 10000);
    }

    License

    ISC License

    Copyright (c) 2020, Attawit Kittikrairit

    Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies.

    THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

    Install

    npm i @atton16/task-queue

    DownloadsWeekly Downloads

    4

    Version

    1.1.3

    License

    ISC

    Unpacked Size

    68.2 kB

    Total Files

    19

    Last publish

    Collaborators

    • atton16-org