getRand.js

'require strict';

var http = require('http'),
    url = require('url'),
    fs = require('fs'),
    util = require('util'),
    exec = require('child_process').exec,
    sh = require('execSync');

http.createServer(function (req, res) {
    var urlParts = url.parse(req.url, true),
        query = urlParts.query || {},
        numPasswords = (query.passwords && parseInt(query.passwords)) || 6,
        len = (query.len && parseInt(query.len)) || 24,
        cmdLine = '/bin/bash /usr/local/bin/mkpassword ' + len + ' ' + numPasswords;

    util.puts(cmdLine);
    exec(cmdLine, function (err, stdout, stderr) {
        if (err) {
            throw err;
        }

        res.writeHead(200, {'Content-Type': 'text/plain'});
        res.end(stdout);
    });
}).listen(9615);