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path: root/src/datastore/test_datastore_api_management.c
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/*
     This file is part of GNUnet.
     Copyright (C) 2004, 2005, 2006, 2007, 2009, 2011 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
*/
/*
 * @file datastore/test_datastore_api_management.c
 * @brief Test for the space management functions of the datastore implementation.
 * @author Christian Grothoff
 */
#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_protocols.h"
#include "gnunet_datastore_service.h"
#include "gnunet_datastore_plugin.h"
#include "gnunet_testing_lib.h"


/**
 * How long until we give up on transmitting the message?
 */
#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)

/**
 * Number of iterations to run; must be large enough
 * so that the quota will be exceeded!
 */
#define ITERATIONS 5000

enum RunPhase
{
  RP_PUT,
  RP_GET,
  RP_DONE,
  RP_GET_FAIL
};


struct CpsRunContext
{
  struct GNUNET_HashCode key;
  int i;
  int found;
  const struct GNUNET_CONFIGURATION_Handle *cfg;
  void *data;
  enum RunPhase phase;
};


static struct GNUNET_DATASTORE_Handle *datastore;

static struct GNUNET_TIME_Absolute now;

static int ok;

static const char *plugin_name;


static size_t
get_size (int i)
{
  return 8 + 8 * (i % 256);
}


static const void *
get_data (int i)
{
  static char buf[60000];

  memset (buf, i, 8 + 8 * (i % 256));
  return buf;
}


static int
get_type (int i)
{
  return 1;
}


static int
get_priority (int i)
{
  return i + 1;
}


static int
get_anonymity (int i)
{
  return i;
}


static struct GNUNET_TIME_Absolute
get_expiration (int i)
{
  struct GNUNET_TIME_Absolute av;

  av.abs_value_us = now.abs_value_us + i * 1000 * 1000LL;
  return av;
}


static void
run_continuation (void *cls);


static void
check_success (void *cls, int success, struct GNUNET_TIME_Absolute min_expiration, const char *msg)
{
  struct CpsRunContext *crc = cls;

  if (GNUNET_OK != success)
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%s\n", msg);
  GNUNET_assert (GNUNET_OK == success);
  GNUNET_free_non_null (crc->data);
  crc->data = NULL;
  GNUNET_SCHEDULER_add_now (&run_continuation, crc);
}


static void
check_value (void *cls,
             const struct GNUNET_HashCode *key,
             size_t size,
             const void *data,
             enum GNUNET_BLOCK_Type type,
             uint32_t priority,
             uint32_t anonymity,
             uint32_t replication,
             struct GNUNET_TIME_Absolute expiration,
             uint64_t uid)
{
  struct CpsRunContext *crc = cls;
  int i;

  if (NULL == key)
  {
    crc->phase = RP_GET_FAIL;
    GNUNET_SCHEDULER_add_now (&run_continuation, crc);
    return;
  }
  i = crc->i;
  GNUNET_assert (size == get_size (i));
  GNUNET_assert (0 == memcmp (data, get_data (i), size));
  GNUNET_assert (type == get_type (i));
  GNUNET_assert (priority == get_priority (i));
  GNUNET_assert (anonymity == get_anonymity (i));
  GNUNET_assert (expiration.abs_value_us == get_expiration (i).abs_value_us);
  crc->i--;
  if (crc->i == 0)
    crc->phase = RP_DONE;
  GNUNET_SCHEDULER_add_now (&run_continuation, crc);
}


static void
check_nothing (void *cls,
               const struct GNUNET_HashCode *key,
               size_t size,
               const void *data,
               enum GNUNET_BLOCK_Type type,
               uint32_t priority,
               uint32_t anonymity,
               uint32_t replication,
               struct GNUNET_TIME_Absolute expiration,
               uint64_t uid)
{
  struct CpsRunContext *crc = cls;

  GNUNET_assert (key == NULL);
  if (0 == --crc->i)
    crc->phase = RP_DONE;
  GNUNET_SCHEDULER_add_now (&run_continuation, crc);
}


static void
run_continuation (void *cls)
{
  struct CpsRunContext *crc = cls;

  ok = (int) crc->phase;
  switch (crc->phase)
  {
  case RP_PUT:
    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Executing `%s' number %u\n", "PUT",
                crc->i);
    GNUNET_CRYPTO_hash (&crc->i, sizeof (int), &crc->key);
    GNUNET_DATASTORE_put (datastore,
                          0,
                          &crc->key,
                          get_size (crc->i),
                          get_data (crc->i),
                          get_type (crc->i),
                          get_priority (crc->i),
                          get_anonymity (crc->i),
                          0,
                          get_expiration (crc->i),
                          1,
                          1,
                          &check_success, crc);
    crc->i++;
    if (crc->i == ITERATIONS)
    {
      GNUNET_log (GNUNET_ERROR_TYPE_INFO,
                  "Sleeping to give datastore time to clean up\n");
      sleep (1);
      crc->phase = RP_GET;
      crc->i--;
    }
    break;
  case RP_GET:
    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Executing `%s' number %u\n", "GET",
                crc->i);
    GNUNET_CRYPTO_hash (&crc->i, sizeof (int), &crc->key);
    GNUNET_DATASTORE_get_key (datastore,
                              0,
                              false,
                              &crc->key,
                              get_type (crc->i),
                              1,
                              1,
                              &check_value,
                              crc);
    break;
  case RP_GET_FAIL:
    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Executing `%s' number %u\n", "GET(f)",
                crc->i);
    GNUNET_CRYPTO_hash (&crc->i, sizeof (int), &crc->key);
    GNUNET_DATASTORE_get_key (datastore,
                              0,
                              false,
                              &crc->key,
                              get_type (crc->i),
                              1,
                              1,
                              &check_nothing,
                              crc);
    break;
  case RP_DONE:
    GNUNET_assert (0 == crc->i);
    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Finished, disconnecting\n");
    GNUNET_DATASTORE_disconnect (datastore, GNUNET_YES);
    GNUNET_free (crc);
    ok = 0;
  }
}


static void
run_tests (void *cls, int success, struct GNUNET_TIME_Absolute min_expiration, const char *msg)
{
  struct CpsRunContext *crc = cls;

  if (success != GNUNET_YES)
  {
    fprintf (stderr,
             "Test 'put' operation failed with error `%s' database likely not setup, skipping test.\n",
             msg);
    GNUNET_DATASTORE_disconnect (datastore, GNUNET_YES);
    GNUNET_free (crc);
    return;
  }
  GNUNET_SCHEDULER_add_now (&run_continuation, crc);
}


static void
run (void *cls,
     const struct GNUNET_CONFIGURATION_Handle *cfg,
     struct GNUNET_TESTING_Peer *peer)
{
  struct CpsRunContext *crc;
  static struct GNUNET_HashCode zkey;

  crc = GNUNET_new (struct CpsRunContext);
  crc->cfg = cfg;
  crc->phase = RP_PUT;
  now = GNUNET_TIME_absolute_get ();
  datastore = GNUNET_DATASTORE_connect (cfg);
  if (NULL ==
      GNUNET_DATASTORE_put (datastore,
                            0,
                            &zkey,
                            4,
                            "TEST",
                            GNUNET_BLOCK_TYPE_TEST,
                            0, 0, 0,
                            GNUNET_TIME_relative_to_absolute (GNUNET_TIME_UNIT_SECONDS),
                            0,
                            1,
                            &run_tests,
                            crc))
  {
    fprintf (stderr, "%s",  "Test 'put' operation failed.\n");
    GNUNET_free (crc);
    ok = 1;
  }
}


/**
 * Function called when disk utilization changes, does nothing.
 *
 * @param cls closure
 * @param delta change in utilization
 */
static void
ignore_payload_cb (void *cls,
                   int delta)
{
  /* do nothing */
}


/**
 * check if plugin is actually working
 */
static int
test_plugin (const char *cfg_name)
{
  char libname[PATH_MAX];
  struct GNUNET_CONFIGURATION_Handle *cfg;
  struct GNUNET_DATASTORE_PluginFunctions *api;
  struct GNUNET_DATASTORE_PluginEnvironment env;

  cfg = GNUNET_CONFIGURATION_create ();
  if (GNUNET_OK !=
      GNUNET_CONFIGURATION_load (cfg,
				 cfg_name))
  {
    GNUNET_CONFIGURATION_destroy (cfg);
    fprintf (stderr,
	     "Failed to load configuration %s\n",
	     cfg_name);
    return 1;
  }
  memset (&env, 0, sizeof (env));
  env.cfg = cfg;
  env.duc = &ignore_payload_cb;
  GNUNET_snprintf (libname,
		   sizeof (libname),
                   "libgnunet_plugin_datastore_%s",
                   plugin_name);
  api = GNUNET_PLUGIN_load (libname, &env);
  if (NULL == api)
  {
    GNUNET_CONFIGURATION_destroy (cfg);
    fprintf (stderr,
	     "Failed to load plugin `%s'\n",
	     libname);
    return 77;
  }
  GNUNET_PLUGIN_unload (libname, api);
  GNUNET_CONFIGURATION_destroy (cfg);
  return 0;
}


int
main (int argc, char *argv[])
{
  char cfg_name[PATH_MAX];
  int ret;

  plugin_name = GNUNET_TESTING_get_testname_from_underscore (argv[0]);
  GNUNET_snprintf (cfg_name,
		   sizeof (cfg_name),
                   "test_datastore_api_data_%s.conf",
		   plugin_name);
  ret = test_plugin (cfg_name);
  if (0 != ret)
    return ret;
  if (0 !=
      GNUNET_TESTING_peer_run ("test-gnunet-datastore-management",
			       cfg_name,
			       &run,
			       NULL))
    return 1;
  return ok;
}

/* end of test_datastore_api_management.c */