ensure required parameters are set at the time of a request

            return

        try:

            # check that uri and baseDn are set

            # either from cli or a request

            if not ctx['url']: 

                self.log_message('LDAP URL is not set!')

                return

            if not ctx['basedn']:

                self.log_message('LDAP baseDN is not set!')

                return 

            ctx['action'] = 'initializing LDAP connection'

            ldap_obj = ldap.initialize(ctx['url']);