code: function loadBackend(config, name) {
    var backendmod = require(name);
  
    if (config.debug) {
      l.log("Loading backend: " + name, 'DEBUG');
    }
  
    var ret = backendmod.init(startup_time, config, backendEvents, l);
    if (!ret) {
      l.log("Failed to load backend: " + name, "ERROR");
      process.exit(1);
    }
  }
docs: Load and init the backend from the backends/ directory.