Creating a per-user Database in CouchDB with nano.

couch.js

exports.findOrCreateDB = function (config, creds, cb) {

   var nano = require('nano')("http://" + config.couch_admin + ":" + config.couch_password + "@" + config.couch_host + ':' + config.couch_port);
   var users = nano.use('_users');

   var user = {
      _id: "org.couchdb.user:" + creds.username,
      name: creds.username,
      roles: [],
      type: "user",
      password: creds.password
   };

   var userDB = nano.use(creds.username);
   var secObj = {
      admins: {
         names: [],
         roles: []
      },
      members: {
         names: [creds.username],
         roles: []
      }
   };

   console.log(user);

   users.insert(user, creds._id, function (err, body) {
         if (err) {
            console.log('[_users.insert] ', err.message);
            return;
         }
         else {
            console.log('user created.');

            nano.db.create(creds.username, function (err, body) {
               if (err) {
                  console.log('[db.create] ', err.message);
                  return;
               }
               else {
                  console.log('database created!');

                  userDB.insert(secObj, "_security", function (err, body) {
                     if (err) {
                        console.log('[_security.insert] ', err.message);
                        return;
                     }

                  });
               }
            });

         }
      });
};