src/testbed/test_testbed_api_peers_manage_services.c

   1 /*
   2       This file is part of GNUnet
   3       Copyright (C) 2008--2013 GNUnet e.V.
   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., 51 Franklin Street, Fifth Floor,
  18       Boston, MA 02110-1301, USA.
  19  */
  20
  21 /**
  22  * @file testbed/test_testbed_api_peers_manage_services.c
  23  * @brief testcase for testing GNUNET_TESTBED_peer_manage_service()
  24  *          implementation
  25  * @author Sree Harsha Totakura <sreeharsha@totakura.in>
  26  */
  27
  28 #include "platform.h"
  29 #include "gnunet_util_lib.h"
  30 #include "gnunet_testbed_service.h"
  31
  32 /**
  33  * Number of peers we want to start
  34  */
  35 #define NUM_PEERS 2
  36
  37 /**
  38  * The array of peers; we get them from the testbed
  39  */
  40 static struct GNUNET_TESTBED_Peer **peers;
  41
  42 /**
  43  * Operation handle
  44  */
  45 static struct GNUNET_TESTBED_Operation *op;
  46
  47 /**
  48  * dummy pointer
  49  */
  50 static void *dummy_cls = (void *) 0xDEAD0001;
  51
  52 /**
  53  * Abort task identifier
  54  */
  55 static struct GNUNET_SCHEDULER_Task * abort_task;
  56
  57 /**
  58  * States in this test
  59  */
  60 enum {
  61
  62   /**
  63    * Test has just been initialized
  64    */
  65   STATE_INIT,
  66
  67   /**
  68    * Peers have been started
  69    */
  70   STATE_PEERS_STARTED,
  71
  72   /**
  73    * statistics service went down
  74    */
  75   STATE_SERVICE_DOWN,
  76
  77   /**
  78    * statistics service went up
  79    */
  80   STATE_SERVICE_UP,
  81
  82   /**
  83    * Testing completed successfully
  84    */
  85   STATE_OK
  86 } state;
  87
  88 /**
  89  * Fail testcase
  90  */
  91 #define FAIL_TEST(cond, ret) do {                               \
  92     if (!(cond)) {                                              \
  93       GNUNET_break(0);                                          \
  94       if (NULL != abort_task)               \
  95         GNUNET_SCHEDULER_cancel (abort_task);                   \
  96       abort_task = GNUNET_SCHEDULER_add_now (&do_abort, NULL);  \
  97       ret;                                                      \
  98     }                                                           \
  99   } while (0)
 100
 101
 102 /**
 103  * Abort task
 104  *
 105  * @param cls NULL
 106  */
 107 static void
 108 do_abort (void *cls)
 109 {
 110   GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Aborting\n");
 111   abort_task = NULL;
 112   if (NULL != op)
 113   {
 114     GNUNET_TESTBED_operation_done (op);
 115     op = NULL;
 116   }
 117   GNUNET_SCHEDULER_shutdown();
 118 }
 119
 120
 121 /**
 122  * Callback to be called when an operation is completed
 123  *
 124  * @param cls the callback closure from functions generating an operation
 125  * @param op the operation that has been finished
 126  * @param emsg error message in case the operation has failed; will be NULL if
 127  *          operation has executed successfully.
 128  */
 129 static void
 130 op_comp_cb (void *cls,
 131             struct GNUNET_TESTBED_Operation *op,
 132             const char *emsg)
 133 {
 134   FAIL_TEST (cls == dummy_cls, return);
 135   FAIL_TEST (NULL == emsg, return);
 136   GNUNET_TESTBED_operation_done (op);
 137   op = NULL;
 138   switch (state)
 139   {
 140   case STATE_PEERS_STARTED:
 141     state = STATE_SERVICE_DOWN;
 142     op = GNUNET_TESTBED_peer_manage_service (dummy_cls,
 143                                              peers[1],
 144                                              "topology",
 145                                              op_comp_cb,
 146                                              dummy_cls,
 147                                              0);
 148     GNUNET_assert (NULL != op);
 149     break;
 150   case STATE_SERVICE_DOWN:
 151     state = STATE_SERVICE_UP;
 152     GNUNET_SCHEDULER_cancel (abort_task);
 153     abort_task = NULL;
 154     state = STATE_OK;
 155     GNUNET_SCHEDULER_shutdown ();
 156     break;
 157   default:
 158     FAIL_TEST (0, return);
 159   }
 160 }
 161
 162
 163 /**
 164  * Signature of a main function for a testcase.
 165  *
 166  * @param cls closure
 167  * @param h the run handle
 168  * @param num_peers number of peers in 'peers'
 169  * @param peers_ handle to peers run in the testbed
 170  * @param links_succeeded the number of overlay link connection attempts that
 171  *          succeeded
 172  * @param links_failed the number of overlay link connection attempts that
 173  *          failed
 174  */
 175 static void
 176 test_master (void *cls,
 177              struct GNUNET_TESTBED_RunHandle *h,
 178              unsigned int num_peers,
 179              struct GNUNET_TESTBED_Peer **peers_,
 180              unsigned int links_succeeded,
 181              unsigned int links_failed)
 182 {
 183   FAIL_TEST (NUM_PEERS == num_peers, return);
 184   state = STATE_PEERS_STARTED;
 185   peers = peers_;
 186   op = GNUNET_TESTBED_peer_manage_service (dummy_cls,
 187                                            peers[1],
 188                                            "topology",
 189                                            op_comp_cb,
 190                                            dummy_cls,
 191                                            1);
 192   FAIL_TEST (NULL != op, return);
 193   abort_task = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
 194                                              (GNUNET_TIME_UNIT_MINUTES, 1),
 195                                              &do_abort, NULL);
 196 }
 197
 198
 199 /**
 200  * Main function
 201  */
 202 int
 203 main (int argc, char **argv)
 204 {
 205   state = STATE_INIT;
 206   (void) GNUNET_TESTBED_test_run ("test_testbed_api_peers_manage_services",
 207                                   "test_testbed_api.conf",
 208                                   NUM_PEERS,
 209                                   1LL, NULL, NULL,
 210                                   &test_master, NULL);
 211   if (STATE_OK != state)
 212     return 1;
 213   return 0;
 214 }