src/namestore/test_namestore_api_zone_iteration.c

   1 /*
   2      This file is part of GNUnet.
   3      (C) 2009 Christian Grothoff (and other contributing authors)
   4
   5      GNUnet is free software; you can redistribute it and/or modify
   6      it under the terms of the GNU General Public License as published
   7      by the Free Software Foundation; either version 3, or (at your
   8      option) any later version.
   9
  10      GNUnet is distributed in the hope that it will be useful, but
  11      WITHOUT ANY WARRANTY; without even the implied warranty of
  12      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13      General Public License for more details.
  14
  15      You should have received a copy of the GNU General Public License
  16      along with GNUnet; see the file COPYING.  If not, write to the
  17      Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18      Boston, MA 02111-1307, USA.
  19 */
  20 /**
  21  * @file namestore/test_namestore_api_zone_iteration.c
  22  * @brief testcase for namestore_api.c zone iteration functionality
  23  */
  24 #include "platform.h"
  25 #include "gnunet_common.h"
  26 #include "gnunet_namestore_service.h"
  27
  28 #define VERBOSE GNUNET_NO
  29
  30 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 10)
  31
  32 static struct GNUNET_NAMESTORE_Handle * nsh;
  33
  34 static GNUNET_SCHEDULER_TaskIdentifier endbadly_task;
  35 static GNUNET_SCHEDULER_TaskIdentifier stopiteration_task;
  36 static struct GNUNET_OS_Process *arm;
  37
  38 static struct GNUNET_CRYPTO_RsaPrivateKey * privkey;
  39 static struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded pubkey;
  40 static GNUNET_HashCode zone;
  41
  42 static struct GNUNET_NAMESTORE_ZoneIterator *zi;
  43 static int res;
  44
  45 static void
  46 start_arm (const char *cfgname)
  47 {
  48   arm = GNUNET_OS_start_process (GNUNET_YES, NULL, NULL, "gnunet-service-arm",
  49                                "gnunet-service-arm", "-c", cfgname,
  50 #if VERBOSE_PEERS
  51                                "-L", "DEBUG",
  52 #else
  53                                "-L", "ERROR",
  54 #endif
  55                                NULL);
  56 }
  57
  58 static void
  59 stop_arm ()
  60 {
  61   if (NULL != arm)
  62   {
  63     if (0 != GNUNET_OS_process_kill (arm, SIGTERM))
  64       GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
  65     GNUNET_OS_process_wait (arm);
  66     GNUNET_OS_process_close (arm);
  67     arm = NULL;
  68   }
  69 }
  70
  71 /**
  72  * Re-establish the connection to the service.
  73  *
  74  * @param cls handle to use to re-connect.
  75  * @param tc scheduler context
  76  */
  77 static void
  78 endbadly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  79 {
  80   if (stopiteration_task != GNUNET_SCHEDULER_NO_TASK)
  81   {
  82     GNUNET_SCHEDULER_cancel (stopiteration_task);
  83     stopiteration_task = GNUNET_SCHEDULER_NO_TASK;
  84   }
  85
  86   if (nsh != NULL)
  87     GNUNET_NAMESTORE_disconnect (nsh, GNUNET_YES);
  88   nsh = NULL;
  89
  90   if (privkey != NULL)
  91     GNUNET_CRYPTO_rsa_key_free (privkey);
  92   privkey = NULL;
  93
  94   if (NULL != arm)
  95     stop_arm();
  96
  97   res = 1;
  98 }
  99
 100
 101 static void
 102 end (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 103 {
 104   if (stopiteration_task != GNUNET_SCHEDULER_NO_TASK)
 105   {
 106     GNUNET_SCHEDULER_cancel (stopiteration_task);
 107     stopiteration_task = GNUNET_SCHEDULER_NO_TASK;
 108   }
 109
 110   if (endbadly_task != GNUNET_SCHEDULER_NO_TASK)
 111   {
 112     GNUNET_SCHEDULER_cancel (endbadly_task);
 113     endbadly_task = GNUNET_SCHEDULER_NO_TASK;
 114   }
 115
 116
 117   if (privkey != NULL)
 118     GNUNET_CRYPTO_rsa_key_free (privkey);
 119   privkey = NULL;
 120
 121   if (nsh != NULL)
 122     GNUNET_NAMESTORE_disconnect (nsh, GNUNET_YES);
 123   nsh = NULL;
 124
 125
 126   if (NULL != arm)
 127     stop_arm();
 128
 129   res = 0;
 130 }
 131
 132 static void
 133 stop_iteration (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 134 {
 135   stopiteration_task = GNUNET_SCHEDULER_NO_TASK;
 136
 137   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopping iteration for zone `%s'\n", GNUNET_h2s (&zone));
 138   GNUNET_NAMESTORE_zone_iteration_stop (zi);
 139
 140   GNUNET_SCHEDULER_add_now (&end, NULL);
 141 }
 142
 143 void zone_proc (void *cls,
 144                 const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *zone_key,
 145                 struct GNUNET_TIME_Absolute expire,
 146                 const char *name,
 147                 unsigned int rd_count,
 148                 const struct GNUNET_NAMESTORE_RecordData *rd,
 149                 const struct GNUNET_CRYPTO_RsaSignature *signature)
 150 {
 151   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Callback for zone `%s'\n", GNUNET_h2s (&zone));
 152
 153   stopiteration_task = GNUNET_SCHEDULER_add_now (&stop_iteration, NULL);
 154 }
 155
 156 static void
 157 run (void *cls, char *const *args, const char *cfgfile,
 158      const struct GNUNET_CONFIGURATION_Handle *cfg)
 159 {
 160   endbadly_task = GNUNET_SCHEDULER_add_delayed(TIMEOUT,&endbadly, NULL);
 161
 162   privkey = GNUNET_CRYPTO_rsa_key_create_from_file("hostkey");
 163   GNUNET_assert (privkey != NULL);
 164   GNUNET_CRYPTO_rsa_key_get_public(privkey, &pubkey);
 165
 166   GNUNET_CRYPTO_hash_create_random (GNUNET_CRYPTO_QUALITY_WEAK, &zone);
 167
 168   start_arm (cfgfile);
 169   GNUNET_assert (arm != NULL);
 170
 171   nsh = GNUNET_NAMESTORE_connect (cfg);
 172   GNUNET_break (NULL != nsh);
 173
 174   zi = GNUNET_NAMESTORE_zone_iteration_start(nsh,
 175                                         &zone,
 176                                         GNUNET_NAMESTORE_RF_NONE,
 177                                         GNUNET_NAMESTORE_RF_NONE,
 178                                         zone_proc,
 179                                         &zone);
 180   if (zi == NULL)
 181   {
 182     GNUNET_break (0);
 183     GNUNET_SCHEDULER_cancel (endbadly_task);
 184     endbadly_task = GNUNET_SCHEDULER_add_now (&endbadly, NULL);
 185   }
 186 }
 187
 188 static int
 189 check ()
 190 {
 191   static char *const argv[] = { "test_namestore_api_zone_iteration",
 192     "-c",
 193     "test_namestore_api.conf",
 194 #if VERBOSE
 195     "-L", "DEBUG",
 196 #endif
 197     NULL
 198   };
 199   static struct GNUNET_GETOPT_CommandLineOption options[] = {
 200     GNUNET_GETOPT_OPTION_END
 201   };
 202
 203   res = 1;
 204   GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv, "test_namestore_api_zone_iteration",
 205                       "nohelp", options, &run, &res);
 206   return res;
 207 }
 208
 209 int
 210 main (int argc, char *argv[])
 211 {
 212   int ret;
 213
 214   ret = check ();
 215
 216   return ret;
 217 }
 218
 219 /* end of test_namestore_api_zone_iteration.c */