mockup-service.c

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/*
     This file is part of GNUnet.
     Copyright (C) 2007, 2008, 2009, 2016 GNUnet e.V.
 
     GNUnet is free software: you can redistribute it and/or modify it
     under the terms of the GNU Affero General Public License as published
     by the Free Software Foundation, either version 3 of the License,
     or (at your option) any later version.
 
     GNUnet is distributed in the hope that it will be useful, but
     WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     Affero General Public License for more details.
 
     You should have received a copy of the GNU Affero General Public License
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
     SPDX-License-Identifier: AGPL3.0-or-later
 */
 
#include "platform.h"
#include <stdlib.h>
#include "gnunet_util_lib.h"
#include "gnunet_protocols.h"
 
 
static int special_ret;
 
static void
handle_stop (void *cls,
             const struct GNUNET_MessageHeader *message)
{
  struct GNUNET_SERVICE_Client *client = cls;
 
  (void) message;
  GNUNET_log (GNUNET_ERROR_TYPE_INFO,
              "Initiating shutdown as requested by client.\n");
  GNUNET_SERVICE_client_persist (client);
  GNUNET_SCHEDULER_shutdown ();
  /* ARM won't exponentially increase restart delay if we
   * terminate normally. This changes the return code.
   */
  special_ret = 1;
}
 
 
static void *
client_connect_cb (void *cls,
                   struct GNUNET_SERVICE_Client *c,
                   struct GNUNET_MQ_Handle *mq)
{
  (void) cls;
  (void) mq;
  return c;
}
 
 
static void
client_disconnect_cb (void *cls,
                      struct GNUNET_SERVICE_Client *c,
                      void *internal_cls)
{
  (void) cls;
  GNUNET_assert (c == internal_cls);
}
 
 
static void
run (void *cls,
     const struct GNUNET_CONFIGURATION_Handle *cfg,
     struct GNUNET_SERVICE_Handle *service)
{
  (void) cls;
  (void) cfg;
  (void) service;
  /* nothing to do */
}
 
 
GNUNET_SERVICE_MAIN (GNUNET_OS_project_data_gnunet(),
                     "do-nothing",
                     GNUNET_SERVICE_OPTION_NONE,
                     &run,
                     &client_connect_cb,
                     &client_disconnect_cb,
                     NULL,
                     GNUNET_MQ_hd_fixed_size (stop,
                                              GNUNET_MESSAGE_TYPE_ARM_STOP,
                                              struct GNUNET_MessageHeader,
                                              NULL),
                     GNUNET_MQ_handler_end ());
 
void
GNUNET_mockup_done (void);
 
void __attribute__ ((destructor))
GNUNET_mockup_done (void)
{
  _exit (special_ret);
}