docker-npm.js

"use strict";

// ideal for use with AWS Lambda and native Node.js modules

// requires Docker: https://docs.docker.com/engine/installation/

/*
Usage:
  node docker-npm.js install
  node docker-npm.js rebuild
*/

const childProcess = require("child_process");

const nodejsImage = "node:12.16.1";
const innerWorkingDir = "/src";
const dockerArgs = [
  "run",
  "-i",
  "-v",
  `${process.cwd()}:${innerWorkingDir}`,
  "-w",
  innerWorkingDir,
  nodejsImage,
  "npm"
];
const npmArgs = process.argv.slice(2);

const cp = childProcess.execFile(
  "docker",
  dockerArgs.concat(npmArgs),
  {},
  (err, stdout, stderr) => {}
);

cp.stderr.on("data", data => console.error(data));
cp.stdout.on("data", data => console.log(data));

cp.on("close", code => process.exit(code));