gnunet-service-test-barriers.c

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/*
      This file is part of GNUnet
      Copyright (C) 2008--2013 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 "gnunet_util_lib.h"
#include "gnunet_testbed_service.h"
#include "test_testbed_api_barriers.h"

#define LOG(type, ...) \
  GNUNET_log(type, __VA_ARGS__);

static struct GNUNET_TESTBED_BarrierWaitHandle *wh;

static struct GNUNET_SCHEDULER_Task *tt;


static void
do_shutdown(void *cls)
{
  if (NULL != wh)
    {
      GNUNET_TESTBED_barrier_wait_cancel(wh);
      wh = NULL;
    }
  if (NULL != tt)
    {
      GNUNET_SCHEDULER_cancel(tt);
      tt = NULL;
    }
}


static void
barrier_wait_cb(void *cls,
                const char *name,
                int status)
{
  GNUNET_break(NULL == cls);
  wh = NULL;
  GNUNET_break(GNUNET_OK == status);
}


static void
do_wait(void *cls)
{
  tt = NULL;
  wh = GNUNET_TESTBED_barrier_wait(TEST_BARRIER_NAME,
                                   &barrier_wait_cb,
                                   NULL);
  GNUNET_break(NULL != wh);
}


static void
run(void *cls,
    char *const *args,
    const char *cfgfile,
    const struct GNUNET_CONFIGURATION_Handle *config)
{
  unsigned int rsec;

  rsec = GNUNET_CRYPTO_random_u32(GNUNET_CRYPTO_QUALITY_NONCE,
                                  10);
  tt = GNUNET_SCHEDULER_add_delayed(GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS,
                                                                  rsec),
                                    &do_wait,
                                    NULL);
  GNUNET_SCHEDULER_add_shutdown(&do_shutdown, NULL);
}



int
main(int argc, char **argv)
{
  struct GNUNET_GETOPT_CommandLineOption options[] = {
    GNUNET_GETOPT_OPTION_END
  };
  int ret;

  ret =
    GNUNET_PROGRAM_run(argc, argv,
                       "test-barriers",
                       "nohelp",
                       options,
                       &run,
                       NULL);
  return ret;
}