/*
     This file is part of GNUnet.
     (C) 2009, 2012 Christian Grothoff (and other contributing authors)

     GNUnet is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published
     by the Free Software Foundation; either version 3, 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
     General Public License for more details.

     You should have received a copy of the GNU General Public License
     along with GNUnet; see the file COPYING.  If not, write to the
     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
     Boston, MA 02111-1307, USA.
*/
/**
 * @file namestore/test_namestore_api.c
 * @brief testcase for namestore_api.c
 */
#include "platform.h"
#include "gnunet_common.h"
#include "gnunet_namestore_service.h"
#include "gnunet_testing_lib.h"
#include "namestore.h"

#define RECORDS 5

#define TEST_RECORD_TYPE 1234

#define TEST_RECORD_DATALEN 123

#define TEST_RECORD_DATA 'a'

#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 100)


static struct GNUNET_NAMESTORE_Handle * nsh;

static GNUNET_SCHEDULER_TaskIdentifier endbadly_task;

static struct GNUNET_CRYPTO_RsaPrivateKey * privkey;

static struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded pubkey;

static struct GNUNET_NAMESTORE_RecordData *s_rd;

static int res;


/**
 * Re-establish the connection to the service.
 *
 * @param cls handle to use to re-connect.
 * @param tc scheduler context
 */
static void
endbadly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
  if (nsh != NULL)
    GNUNET_NAMESTORE_disconnect (nsh);
  nsh = NULL;

  if (privkey != NULL)
  {
    GNUNET_CRYPTO_rsa_key_free (privkey);
    privkey = NULL;
  }
  GNUNET_SCHEDULER_shutdown ();
  res = 1;
}


static void
end (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
  if (endbadly_task != GNUNET_SCHEDULER_NO_TASK)
  {
    GNUNET_SCHEDULER_cancel (endbadly_task);
    endbadly_task = GNUNET_SCHEDULER_NO_TASK;
  }

  if (privkey != NULL)
  {
    GNUNET_CRYPTO_rsa_key_free (privkey);
    privkey = NULL;
  }
  if (nsh != NULL)
  {
    GNUNET_NAMESTORE_disconnect (nsh);
    nsh = NULL;
  }
}


static void
put_cont (void *cls, int32_t success, const char *emsg)
{
  const char * name = cls;

  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, 
	      "Name store added record for `%s': %s\n", 
	      name, (success == GNUNET_OK) ? "SUCCESS" : "FAIL");
  if (success == GNUNET_OK)
    res = 0;
  else
    res = 1;
  GNUNET_SCHEDULER_add_now (&end, NULL);
}


static struct GNUNET_NAMESTORE_RecordData *
create_record (unsigned int count)
{
  unsigned int c;
  struct GNUNET_NAMESTORE_RecordData * rd;

  rd = GNUNET_malloc (count * sizeof (struct GNUNET_NAMESTORE_RecordData));
  for (c = 0; c < count; c++)
  {
    rd[c].expiration_time = GNUNET_TIME_absolute_get().abs_value;
    rd[c].record_type = TEST_RECORD_TYPE;
    rd[c].data_size = TEST_RECORD_DATALEN;
    rd[c].data = GNUNET_malloc(TEST_RECORD_DATALEN);
    memset ((char *) rd[c].data, TEST_RECORD_DATA, TEST_RECORD_DATALEN);
  }
  return rd;
}


static void
run (void *cls, 
     const struct GNUNET_CONFIGURATION_Handle *cfg,
     struct GNUNET_TESTING_Peer *peer)
{
  struct GNUNET_CRYPTO_RsaSignature *signature;
  char * s_name;
  int c;
  char *hostkey_file;
  struct GNUNET_TIME_Absolute et;

  endbadly_task = GNUNET_SCHEDULER_add_delayed(TIMEOUT,endbadly, NULL);
  /* load privat key */
  GNUNET_asprintf(&hostkey_file,"zonefiles%s%s",DIR_SEPARATOR_STR,
      "N0UJMP015AFUNR2BTNM3FKPBLG38913BL8IDMCO2H0A1LIB81960.zkey");
  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Using zonekey file `%s' \n", hostkey_file);
  privkey = GNUNET_CRYPTO_rsa_key_create_from_file(hostkey_file);
  GNUNET_assert (privkey != NULL);
  GNUNET_free (hostkey_file);
  /* get public key */
  GNUNET_CRYPTO_rsa_key_get_public(privkey, &pubkey);
  nsh = GNUNET_NAMESTORE_connect (cfg);
  GNUNET_break (NULL != nsh);
  /* create record */
  s_name = GNUNET_NAMESTORE_normalize_string ("DUMMY.dummy.gnunet");
  s_rd = create_record (RECORDS);
  et.abs_value = s_rd[0].expiration_time;
  signature = GNUNET_NAMESTORE_create_signature(privkey, et, s_name, s_rd, RECORDS);
  GNUNET_break (s_rd != NULL);
  GNUNET_break (s_name != NULL);
  GNUNET_NAMESTORE_record_put (nsh, &pubkey, s_name,
			       GNUNET_TIME_UNIT_FOREVER_ABS,
			       RECORDS, s_rd, signature, &put_cont, (void*)  s_name);
  GNUNET_free (signature);
  for (c = 0; c < RECORDS; c++)
    GNUNET_free_non_null((void *) s_rd[c].data);
  GNUNET_free (s_rd);
  GNUNET_free (s_name);
}


int
main (int argc, char *argv[])
{
  res = 1;
  if (0 != GNUNET_TESTING_service_run ("test-namestore-api-put",
				       "namestore",
				       "test_namestore_api.conf",
				       &run,
				       NULL))
    return 1;
  return res;
}

/* end of test_namestore_api_put.c */