run.js

const Docker = require('dockerode')
const docker = new Docker()
const stripAnsi = require("strip-ansi");

// docker run --cpus=0.1 --memory=64m --kernel-memory=64m --ulimit="nproc=128:128" -i alpine:latest sh -c "$*"

const cmd = process.argv.join(' ')

const kb = 1024
const mb = kb * 1024

limits = {
  HostConfig: {
    // prevent container from spawning more then 64 processes (mitigate fork bomb)
    PidsLimit: 128,

    // cap cpu per container at 10% of one core
    // NanoCpus: 1e9,

    // limit memory so they can't consume it all
    Memory: mb * 64,
  }
}


;(async () => {
  const container = await docker.createContainer(
    {
      Image: 'alpine:latest',
      // Tty: true,
      Cmd: [ "sh", "-c", "f() { f|f& }; while true; do f &; done" ],

      ...limits
    })


  const options = {
    Cmd: [ "sh", "-c", "f() { f|f& }; while true; do f &; done" ],
    // AttachStdout: true,
    // AttachStderr: true
  };

  await container.start()
  console.log('start:', container.id)
  const exec = await container.exec(options)
  const started = await exec.start()
  await new Promise(resolve => setTimeout(resolve, 10000))
})()