index.js

/**
 * Module dependencies
 */

var dmarshal = require('annex-marshal-msgpack-node');
var metric = require('connect-metric');
var createServer = require('./server');
var createClient = require('./client');
var envs = require('envs');

module.exports = function(opts) {
  opts = opts || {};
  opts.marshal = opts.marshal || dmarshal;
  var app = createServer(opts);

  app.use(metric((opts.metric||{}).context, (opts.metric||{}).options));
  app.use(function logger(req, res, next) {
    var start = Date.now();
    res.on('end', function() {
      req.metric({
        at: 'info',
        module: req.module,
        method: req.method,
        ip: req.ip,
        service: (Date.now() - start) + 'ms',
        status: res.statusCode,
        bytes: res._headers['content-length']
      });
    })
    next();
  });

  app.durga = createClient(opts.durgaUrl || envs('DURGA_URL'),
                           opts.serviceEnv || envs('SERVICE_ENV', 'development'),
                           opts.wsUrl || envs('WS_URL'));

  app.on('register:call', function(mod, fn) {
    if (app.durga) app.durga.register(0, mod, fn, []);
  });
  app.on('register:cast', function(mod, fn) {
    if (app.durga) app.durga.register(1, mod, fn, []);
  });

  return app;
};