var smartPrivateNpm = require('smart-private-npm'),
      url = require('url');

  //
  // Configure your private npm. You could load this in from a file
  // somewhere
  //
  var config = {
    //
    // Private npm options.
    //
    rewrites: require('./config/rewrites'),
    proxy: {
      //
      // This can optionally just be a single url.parsed URL or an array to
      // cycle through. Optionally you can also have an array of url.parsed urls
      // as well
      //
      npm: {
        read: url.parse('http://user:[email protected]'),
        write: url.parse('https://registry.npmjs.org')
      },
      policy: {
        npm: url.parse('http://user:[email protected]'),
        private: {
          //
          // This is the list of "known private modules"
          // that will always be proxied to the private npm.
          // It is built over time by remembering "publish" requests.
          //
        },
        blacklist: {
          //
          // This is the list of modules that will ALWAYS be proxies
          // to the private npm, no matter what.
          //
        },
        whitelist: {
          //
          // If enabled: only requests for these modules will be served
          // by the proxy (unless they are "known private modules").
          //
        },
        //
        // In "transparent mode" the proxy will always forward to
        // the public registry.
        //
        transparent: false
      }
    },
    //
    // Server options (from "create-servers")
    //
    http: 80,
    https: {
      port: 443,
      root: '/path/to/your/ssl/files',
      key: 'your-ssl.key',  // or .pem
      cert: 'your-ssl.cert' // or .pem
    }
  };

  smartPrivateNpm.createServer(config, function (err, servers) {
    if (err) {
      console.log('Error starting private npm: %j', servers);
      return process.exit(1);
    }

    console.log('Private npm running on %j servers.', Object.keys(servers));
  });