orbit-basic/config/initializers/nccu_ldap_connection.rb

#encoding: utf-8
require 'mysql2'

$nccu_ldap_connection

module  NccuLdapConnection
  BASE = 'ou=People,dc=nccu,dc=edu,dc=tw'

  def self.establish
      $nccu_ldap_connection = Net::LDAP.new
      $nccu_ldap_connection.port =LDAP_CONFIG["port"]
      $nccu_ldap_connection.host = LDAP_CONFIG["host"]
      $nccu_ldap_connection.authenticate(LDAP_CONFIG["authenticate_info"],LDAP_CONFIG["authenticate_pwd"]) 
  end

end