src/util/test_service.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 2, 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 util/test_service.c
  22  * @brief tests for service.c
  23  */
  24 #include "platform.h"
  25 #include "gnunet_common.h"
  26 #include "gnunet_client_lib.h"
  27 #include "gnunet_getopt_lib.h"
  28 #include "gnunet_program_lib.h"
  29 #include "gnunet_service_lib.h"
  30 #include "gnunet_scheduler_lib.h"
  31 #include "gnunet_time_lib.h"
  32
  33
  34 #define VERBOSE GNUNET_NO
  35
  36 #define PORT 12435
  37
  38 #define MY_TYPE 256
  39
  40 static struct GNUNET_SCHEDULER_Handle *sched;
  41
  42 static struct GNUNET_SERVICE_Context *sctx;
  43
  44 static int ok = 1;
  45
  46
  47 static void
  48 end_it (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  49 {
  50   struct GNUNET_CLIENT_Connection *client = cls;
  51
  52   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Shutting down service\n");
  53   GNUNET_CLIENT_service_shutdown (client);
  54   if (sctx != NULL)
  55     GNUNET_SERVICE_stop (sctx);
  56   else
  57     GNUNET_SCHEDULER_shutdown (sched);
  58   ok = 0;
  59 }
  60
  61
  62 static size_t
  63 build_msg (void *cls, size_t size, void *buf)
  64 {
  65   struct GNUNET_CLIENT_Connection *client = cls;
  66   struct GNUNET_MessageHeader *msg = buf;
  67
  68   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Client connected, transmitting\n");
  69   GNUNET_assert (size >= sizeof (struct GNUNET_MessageHeader));
  70   msg->type = htons (MY_TYPE);
  71   msg->size = htons (sizeof (struct GNUNET_MessageHeader));
  72   GNUNET_SCHEDULER_add_continuation (sched,
  73                                      &end_it,
  74                                      client,
  75                                      GNUNET_SCHEDULER_REASON_PREREQ_DONE);
  76   return sizeof (struct GNUNET_MessageHeader);
  77 }
  78
  79 static void
  80 ready (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  81 {
  82   const struct GNUNET_CONFIGURATION_Handle *cfg = cls;
  83   struct GNUNET_CLIENT_Connection *client;
  84
  85   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Service confirmed running\n");
  86   sched = tc->sched;
  87   GNUNET_assert (0 != (tc->reason & GNUNET_SCHEDULER_REASON_PREREQ_DONE));
  88   client = GNUNET_CLIENT_connect (tc->sched, "test_service", cfg);
  89   GNUNET_assert (client != NULL);
  90   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
  91               "Client connecting, waiting to transmit\n");
  92   GNUNET_CLIENT_notify_transmit_ready (client,
  93                                        sizeof (struct GNUNET_MessageHeader),
  94                                        GNUNET_TIME_UNIT_SECONDS,
  95                                        GNUNET_NO, &build_msg, client);
  96 }
  97
  98 static void
  99 recv_cb (void *cls,
 100          struct GNUNET_SERVER_Client *client,
 101          const struct GNUNET_MessageHeader *message)
 102 {
 103   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Receiving client message...\n");
 104   GNUNET_SERVER_receive_done (client, GNUNET_OK);
 105 }
 106
 107 static struct GNUNET_SERVER_MessageHandler myhandlers[] = {
 108   {&recv_cb, NULL, MY_TYPE, sizeof (struct GNUNET_MessageHeader)},
 109   {NULL, NULL, 0, 0}
 110 };
 111
 112
 113
 114
 115 static void
 116 runner (void *cls,
 117         struct GNUNET_SCHEDULER_Handle *sched,
 118         struct GNUNET_SERVER_Handle *server,
 119         const struct GNUNET_CONFIGURATION_Handle *cfg)
 120 {
 121   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Service initializing\n");
 122   GNUNET_SERVER_add_handlers (server, myhandlers);
 123   GNUNET_CLIENT_service_test (sched,
 124                               "test_service",
 125                               cfg, GNUNET_TIME_UNIT_SECONDS, &ready,
 126                               (void *) cfg);
 127 }
 128
 129
 130 /**
 131  * Main method, starts scheduler with task1,
 132  * checks that "ok" is correct at the end.
 133  */
 134 static int
 135 check ()
 136 {
 137   ok = 1;
 138   char *const argv[] = {
 139     "test_service",
 140     "-c",
 141     "test_service_data.conf",
 142     "-L",
 143 #if VERBOSE
 144     "DEBUG",
 145 #else
 146     "WARNING",
 147 #endif
 148     NULL
 149   };
 150   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Starting service\n");
 151   GNUNET_assert (GNUNET_OK ==
 152                  GNUNET_SERVICE_run (5,
 153                                      argv,
 154                                      "test_service",
 155                                      GNUNET_SERVICE_OPTION_NONE,
 156                                      &runner, &ok));
 157   GNUNET_assert (0 == ok);
 158   return ok;
 159 }
 160
 161 static void
 162 ready6 (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 163 {
 164   const struct GNUNET_CONFIGURATION_Handle *cfg = cls;
 165   struct GNUNET_CLIENT_Connection *client;
 166
 167   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "V6 ready\n");
 168   sched = tc->sched;
 169   GNUNET_assert (0 != (tc->reason & GNUNET_SCHEDULER_REASON_PREREQ_DONE));
 170   client = GNUNET_CLIENT_connect (tc->sched, "test_service6", cfg);
 171   GNUNET_assert (client != NULL);
 172   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "V6 client connected\n");
 173   GNUNET_CLIENT_notify_transmit_ready (client,
 174                                        sizeof (struct GNUNET_MessageHeader),
 175                                        GNUNET_TIME_UNIT_SECONDS,
 176                                        GNUNET_NO, &build_msg, client);
 177 }
 178
 179 static void
 180 runner6 (void *cls,
 181          struct GNUNET_SCHEDULER_Handle *sched,
 182          struct GNUNET_SERVER_Handle *server,
 183          const struct GNUNET_CONFIGURATION_Handle *cfg)
 184 {
 185   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Initializing v6 service\n");
 186   GNUNET_SERVER_add_handlers (server, myhandlers);
 187   GNUNET_CLIENT_service_test (sched,
 188                               "test_service6",
 189                               cfg, GNUNET_TIME_UNIT_SECONDS, &ready6,
 190                               (void *) cfg);
 191 }
 192
 193 /**
 194  * Main method, starts scheduler with task1,
 195  * checks that "ok" is correct at the end.
 196  */
 197 static int
 198 check6 ()
 199 {
 200   char *const argv[] = {
 201     "test_service6",
 202     "-c",
 203     "test_service_data.conf",
 204     "-L",
 205 #if VERBOSE
 206     "DEBUG",
 207 #else
 208     "WARNING",
 209 #endif
 210     NULL
 211   };
 212   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Starting v6 service\n");
 213   GNUNET_assert (GNUNET_OK ==
 214                  GNUNET_SERVICE_run (5,
 215                                      argv,
 216                                      "test_service6",
 217                                      GNUNET_SERVICE_OPTION_NONE,
 218                                      &runner6, &ok));
 219   GNUNET_assert (0 == ok);
 220   return ok;
 221 }
 222
 223
 224 /**
 225  * Main method, starts scheduler with task1,
 226  * checks that "ok" is correct at the end.
 227  */
 228 static int
 229 check6d ()
 230 {
 231   ok = 1;
 232   char *const argv[] = {
 233     "test_service6",
 234     "-c",
 235     "test_service_data.conf",
 236     "-L",
 237 #if VERBOSE
 238     "DEBUG",
 239 #else
 240     "WARNING",
 241 #endif
 242     "-d",
 243     NULL
 244   };
 245   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Starting V6 as daemon\n");
 246   GNUNET_assert (GNUNET_OK ==
 247                  GNUNET_SERVICE_run (6,
 248                                      argv,
 249                                      "test_service6",
 250                                      GNUNET_SERVICE_OPTION_NONE,
 251                                      &runner6, &ok));
 252   GNUNET_break (0 == ok);
 253   return ok;
 254 }
 255
 256
 257 static void
 258 start_stop_main (void *cls,
 259                  struct GNUNET_SCHEDULER_Handle *sched,
 260                  char *const *args,
 261                  const char *cfgfile,
 262                  const struct GNUNET_CONFIGURATION_Handle *cfg)
 263 {
 264   int *ret = cls;
 265   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 266               "Starting service using start method\n");
 267   sctx = GNUNET_SERVICE_start ("test_service", sched, cfg);
 268   runner (cls, sched, GNUNET_SERVICE_get_server (sctx), cfg);
 269   *ret = 0;
 270 }
 271
 272
 273 static int
 274 check_start_stop ()
 275 {
 276   char *const argv[] = {
 277     "test-service-program",
 278     "-c",
 279     "test_service_data.conf",
 280     "-L",
 281 #if VERBOSE
 282     "DEBUG",
 283 #else
 284     "WARNING",
 285 #endif
 286     NULL
 287   };
 288   const struct GNUNET_GETOPT_CommandLineOption options[] = {
 289     GNUNET_GETOPT_OPTION_END
 290   };
 291   int ret = 1;
 292   GNUNET_assert (GNUNET_OK ==
 293                  GNUNET_PROGRAM_run (5,
 294                                      argv,
 295                                      "test-service-program",
 296                                      "no help",
 297                                      options, &start_stop_main, &ret));
 298
 299   GNUNET_break (0 == ret);
 300   return ret;
 301 }
 302
 303
 304 int
 305 main (int argc, char *argv[])
 306 {
 307   int ret = 0;
 308   struct GNUNET_NETWORK_Handle *s;
 309
 310   GNUNET_log_setup ("test-service",
 311 #if VERBOSE
 312                     "DEBUG",
 313 #else
 314                     "WARNING",
 315 #endif
 316                     NULL);
 317   ret += check ();
 318   ret += check ();
 319   s = GNUNET_NETWORK_socket_create (PF_INET6, SOCK_STREAM, 0);
 320   if (NULL == s)
 321     {
 322       if ((errno == ENOBUFS) ||
 323           (errno == ENOMEM) || (errno == ENFILE) || (errno == EACCES))
 324         {
 325           GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR, "socket");
 326           return 1;
 327         }
 328       fprintf (stderr,
 329                "IPv6 support seems to not be available (%s), not testing it!\n",
 330                strerror (errno));
 331     }
 332   else
 333     {
 334       GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (s));
 335       ret += check6 ();
 336       ret += check6d ();        /* with daemonization */
 337     }
 338   ret += check_start_stop ();
 339
 340   return ret;
 341 }
 342
 343 /* end of test_service.c */