src/conversation/test_conversation_api.c

   1 /*
   2      This file is part of GNUnet.
   3      (C) 2013 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 conversation/test_conversation_api.c
  22  * @brief testcase for conversation_api.c
  23  */
  24 #include "platform.h"
  25 #include "gnunet_util_lib.h"
  26 #include "gnunet_testing_lib.h"
  27 #include "gnunet_gnsrecord_lib.h"
  28 #include "gnunet_conversation_service.h"
  29 #include "gnunet_identity_service.h"
  30 #include "gnunet_namestore_service.h"
  31
  32 static int ok = 1;
  33
  34 static const struct GNUNET_CONFIGURATION_Handle *cfg;
  35
  36 static struct GNUNET_IDENTITY_Handle *id;
  37
  38 static struct GNUNET_IDENTITY_Operation *op;
  39
  40 static struct GNUNET_CONVERSATION_Phone *phone;
  41
  42 static struct GNUNET_NAMESTORE_Handle *ns;
  43
  44 static struct GNUNET_CONVERSATION_Call *call;
  45
  46 static struct GNUNET_NAMESTORE_QueueEntry *qe;
  47
  48 static struct GNUNET_CONVERSATION_Caller *active_caller;
  49
  50 static char *gns_name;
  51
  52 static char *gns_caller_id;
  53
  54
  55 static int
  56 enable_speaker (void *cls)
  57 {
  58   const char *origin = cls;
  59
  60   fprintf (stderr,
  61            "Speaker %s enabled\n",
  62            origin);
  63   return GNUNET_OK;
  64 }
  65
  66
  67 static void
  68 disable_speaker (void *cls)
  69 {
  70   const char *origin = cls;
  71
  72   fprintf (stderr,
  73            "Speaker %s disabled\n",
  74            origin);
  75 }
  76
  77
  78 static void
  79 play (void *cls,
  80       size_t data_size,
  81       const void *data)
  82 {
  83   const char *origin = cls;
  84
  85   fprintf (stderr,
  86            "Speaker %s plays %u bytes\n",
  87            origin,
  88            (unsigned int) data_size);
  89 }
  90
  91
  92 static void
  93 destroy_speaker (void *cls)
  94 {
  95   const char *origin = cls;
  96
  97   fprintf (stderr, "Speaker %s destroyed\n", origin);
  98 }
  99
 100
 101 static struct GNUNET_SPEAKER_Handle caller_speaker = {
 102   &enable_speaker,
 103   &play,
 104   &disable_speaker,
 105   &destroy_speaker,
 106   "caller"
 107 };
 108
 109
 110 static struct GNUNET_SPEAKER_Handle phone_speaker = {
 111   &enable_speaker,
 112   &play,
 113   &disable_speaker,
 114   &destroy_speaker,
 115   "caller"
 116 };
 117
 118
 119 static int
 120 enable_mic (void *cls,
 121             GNUNET_MICROPHONE_RecordedDataCallback rdc,
 122             void *rdc_cls)
 123 {
 124   const char *origin = cls;
 125
 126   fprintf (stderr,
 127            "Mic %s enabled\n",
 128            origin);
 129   return GNUNET_OK;
 130 }
 131
 132
 133 static void
 134 disable_mic (void *cls)
 135 {
 136   const char *origin = cls;
 137
 138   fprintf (stderr,
 139            "Mic %s disabled\n",
 140            origin);
 141 }
 142
 143
 144 static void
 145 destroy_mic (void *cls)
 146 {
 147   const char *origin = cls;
 148
 149   fprintf (stderr,
 150            "Mic %s destroyed\n",
 151            origin);
 152 }
 153
 154
 155 static struct GNUNET_MICROPHONE_Handle caller_mic = {
 156   &enable_mic,
 157   &disable_mic,
 158   &destroy_mic,
 159   "caller"
 160 };
 161
 162
 163 static struct GNUNET_MICROPHONE_Handle phone_mic = {
 164   &enable_mic,
 165   &disable_mic,
 166   &destroy_mic,
 167   "caller"
 168 };
 169
 170
 171 /**
 172  * Signature of the main function of a task.
 173  *
 174  * @param cls closure
 175  * @param tc context information (why was this task triggered now)
 176  */
 177 static void
 178 end_test (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 179 {
 180   GNUNET_SCHEDULER_shutdown ();
 181   if (NULL != op)
 182   {
 183     GNUNET_IDENTITY_cancel (op);
 184     op = NULL;
 185   }
 186   if (NULL != call)
 187   {
 188     GNUNET_CONVERSATION_call_stop (call);
 189     call = NULL;
 190   }
 191   if (NULL != phone)
 192   {
 193     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnecting from PHONE service.\n");
 194     GNUNET_CONVERSATION_phone_destroy (phone);
 195     phone = NULL;
 196   }
 197   if (NULL != id)
 198   {
 199     GNUNET_IDENTITY_disconnect (id);
 200     id = NULL;
 201   }
 202   if (NULL != qe)
 203   {
 204     GNUNET_NAMESTORE_cancel (qe);
 205     qe = NULL;
 206   }
 207   if (NULL != ns)
 208   {
 209     GNUNET_NAMESTORE_disconnect (ns);
 210     ns = NULL;
 211   }
 212 }
 213
 214
 215 static void
 216 caller_event_handler (void *cls,
 217                       enum GNUNET_CONVERSATION_CallerEventCode code)
 218 {
 219   switch (code)
 220   {
 221   case GNUNET_CONVERSATION_EC_CALLER_SUSPEND:
 222   case GNUNET_CONVERSATION_EC_CALLER_RESUME:
 223     fprintf (stderr, "Unexpected caller code: %d\n", code);
 224     break;
 225   }
 226 }
 227
 228
 229 static void
 230 phone_event_handler (void *cls,
 231                      enum GNUNET_CONVERSATION_PhoneEventCode code,
 232                      struct GNUNET_CONVERSATION_Caller *caller,
 233                      const char *caller_id)
 234 {
 235   static enum GNUNET_CONVERSATION_PhoneEventCode expect
 236     = GNUNET_CONVERSATION_EC_PHONE_RING;
 237
 238   GNUNET_break (0 == strcmp (caller_id,
 239                              gns_caller_id));
 240   GNUNET_break (code == expect);
 241   switch (code)
 242   {
 243   case GNUNET_CONVERSATION_EC_PHONE_RING:
 244     active_caller = caller;
 245     GNUNET_CONVERSATION_caller_pick_up (caller,
 246                                         &caller_event_handler,
 247                                         NULL,
 248                                         &phone_speaker,
 249                                         &phone_mic);
 250     expect = GNUNET_CONVERSATION_EC_PHONE_HUNG_UP;
 251     break;
 252   case GNUNET_CONVERSATION_EC_PHONE_HUNG_UP:
 253     GNUNET_break (caller == active_caller);
 254     active_caller = NULL;
 255     ok = 0;
 256     GNUNET_SCHEDULER_shutdown ();
 257     break;
 258   default:
 259     fprintf (stderr, "Unexpected phone code: %d\n", code);
 260     break;
 261   }
 262 }
 263
 264
 265 static void
 266 call_event_handler (void *cls,
 267                     enum GNUNET_CONVERSATION_CallEventCode code)
 268 {
 269   static enum GNUNET_CONVERSATION_CallEventCode expect
 270     = GNUNET_CONVERSATION_EC_CALL_RINGING;
 271
 272   GNUNET_break (code == expect);
 273   switch (code)
 274   {
 275   case GNUNET_CONVERSATION_EC_CALL_RINGING:
 276     expect = GNUNET_CONVERSATION_EC_CALL_PICKED_UP;
 277     break;
 278   case GNUNET_CONVERSATION_EC_CALL_PICKED_UP:
 279     expect = -1;
 280     GNUNET_CONVERSATION_call_stop (call);
 281     call = NULL;
 282     break;
 283   case GNUNET_CONVERSATION_EC_CALL_GNS_FAIL:
 284   case GNUNET_CONVERSATION_EC_CALL_HUNG_UP:
 285   case GNUNET_CONVERSATION_EC_CALL_SUSPENDED:
 286   case GNUNET_CONVERSATION_EC_CALL_RESUMED:
 287     fprintf (stderr, "Unexpected call code: %d\n", code);
 288     break;
 289   }
 290 }
 291
 292
 293 static void
 294 caller_ego_create_cont (void *cls,
 295                         const char *emsg)
 296 {
 297   op = NULL;
 298   GNUNET_assert (NULL == emsg);
 299 }
 300
 301
 302 static void
 303 namestore_put_cont (void *cls,
 304                     int32_t success,
 305                     const char *emsg)
 306 {
 307   qe = NULL;
 308   GNUNET_assert (GNUNET_YES == success);
 309   GNUNET_assert (NULL == emsg);
 310   GNUNET_assert (NULL == op);
 311   op = GNUNET_IDENTITY_create (id, "caller-ego", &caller_ego_create_cont, NULL);
 312 }
 313
 314
 315 static void
 316 identity_cb (void *cls,
 317              struct GNUNET_IDENTITY_Ego *ego,
 318              void **ctx,
 319              const char *name)
 320 {
 321   struct GNUNET_GNSRECORD_Data rd;
 322   struct GNUNET_CRYPTO_EcdsaPublicKey pub;
 323
 324   if (NULL == name)
 325     return;
 326   if (NULL == ego)
 327     return;
 328   if (0 == strcmp (name, "phone-ego"))
 329   {
 330     GNUNET_IDENTITY_ego_get_public_key (ego, &pub);
 331     GNUNET_asprintf (&gns_name,
 332                      "phone.%s",
 333                      GNUNET_GNSRECORD_pkey_to_zkey (&pub));
 334     phone = GNUNET_CONVERSATION_phone_create (cfg,
 335                                               ego,
 336                                               &phone_event_handler,
 337                                               NULL);
 338     GNUNET_assert (NULL != phone);
 339     memset (&rd, 0, sizeof (rd));
 340     GNUNET_CONVERSATION_phone_get_record (phone,
 341                                           &rd);
 342     GNUNET_assert (rd.record_type == GNUNET_GNSRECORD_TYPE_PHONE);
 343     rd.expiration_time = UINT64_MAX;
 344     qe = GNUNET_NAMESTORE_records_store (ns,
 345                                          GNUNET_IDENTITY_ego_get_private_key (ego),
 346                                          "phone" /* GNS label */,
 347                                          1,
 348                                          &rd,
 349                                          &namestore_put_cont,
 350                                          NULL);
 351     return;
 352   }
 353   if (0 == strcmp (name, "caller-ego"))
 354   {
 355     GNUNET_IDENTITY_ego_get_public_key (ego, &pub);
 356     GNUNET_asprintf (&gns_caller_id,
 357                      "%s",
 358                      GNUNET_GNSRECORD_pkey_to_zkey (&pub));
 359     call = GNUNET_CONVERSATION_call_start (cfg,
 360                                            ego,
 361                                            gns_name,
 362                                            &caller_speaker,
 363                                            &caller_mic,
 364                                            &call_event_handler,
 365                                            NULL);
 366     return;
 367   }
 368 }
 369
 370
 371 static void
 372 phone_ego_create_cont (void *cls,
 373                        const char *emsg)
 374 {
 375   op = NULL;
 376   GNUNET_assert (NULL == emsg);
 377 }
 378
 379
 380 static void
 381 run (void *cls,
 382      const struct GNUNET_CONFIGURATION_Handle *c,
 383      struct GNUNET_TESTING_Peer *peer)
 384 {
 385   cfg = c;
 386   GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
 387                                 (GNUNET_TIME_UNIT_MINUTES, 1), &end_test,
 388                                 NULL);
 389   id = GNUNET_IDENTITY_connect (cfg,
 390                                 &identity_cb,
 391                                 NULL);
 392   op = GNUNET_IDENTITY_create (id, "phone-ego", &phone_ego_create_cont, NULL);
 393   ns = GNUNET_NAMESTORE_connect (cfg);
 394 }
 395
 396
 397 int
 398 main (int argc, char *argv[])
 399 {
 400   if (0 != GNUNET_TESTING_peer_run ("test_conversation_api",
 401                                     "test_conversation.conf",
 402                                     &run, NULL))
 403     return 1;
 404   return ok;
 405 }
 406
 407 /* end of test_conversation_api.c */