authelia/scripts/utils/exec.js

var spawn = require('child_process').spawn;

function exec(cmd) {
  return new Promise((resolve, reject) => {
    const command = spawn(cmd, {shell: true, env: process.env});
    command.stdout.pipe(process.stdout);
    command.stderr.pipe(process.stderr);
    command.on('exit', function(statusCode) {
      if (statusCode != 0) {
        reject(new Error('Command \'' + cmd + '\' has exited with status ' + statusCode + '.'));
        return;
      }
      resolve();
    })
  })
}

module.exports = { exec }