diff options
Diffstat (limited to 'src/transport/test_transport_api_limited_sockets.c')
| -rw-r--r-- | src/transport/test_transport_api_limited_sockets.c | 383 |
1 files changed, 383 insertions, 0 deletions
diff --git a/src/transport/test_transport_api_limited_sockets.c b/src/transport/test_transport_api_limited_sockets.c new file mode 100644 index 0000000..8b8cdc0 --- /dev/null +++ b/src/transport/test_transport_api_limited_sockets.c @@ -0,0 +1,383 @@ +/* + This file is part of GNUnet. + (C) 2009, 2010 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 transport/test_transport_api.c + * @brief base test case for transport implementations + * + * This test case serves as a base for tcp, udp, and udp-nat + * transport test cases. Based on the executable being run + * the correct test case will be performed. Conservation of + * C code apparently. + */ +#include "platform.h" +#include "gnunet_common.h" +#include "gnunet_hello_lib.h" +#include "gnunet_getopt_lib.h" +#include "gnunet_os_lib.h" +#include "gnunet_program_lib.h" +#include "gnunet_scheduler_lib.h" +#include "gnunet_transport_service.h" +#include "transport.h" +#include "transport-testing.h" + +#define VERBOSE GNUNET_NO + +#define VERBOSE_ARM GNUNET_NO + +#define START_ARM GNUNET_YES + +/** + * How long until we give up on transmitting the message? + */ +#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 300) + +/** + * How long until we give up on transmitting the message? + */ +#define TIMEOUT_TRANSMIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60) + +#define MTYPE 12345 + +#define MAX_FILES 50 + +static char *test_source; + +static char *test_plugin; + +static char *test_name; + +static int ok; + +static GNUNET_SCHEDULER_TaskIdentifier die_task; + +static GNUNET_SCHEDULER_TaskIdentifier send_task; + +struct PeerContext *p1; + +struct PeerContext *p2; + +static GNUNET_TRANSPORT_TESTING_ConnectRequest cc; + +struct GNUNET_TRANSPORT_TransmitHandle *th; + +struct GNUNET_TRANSPORT_TESTING_handle *tth; + +char *cfg_file_p1; + +char *cfg_file_p2; + +#if VERBOSE +#define OKPP do { ok++; FPRINTF (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0) +#else +#define OKPP do { ok++; } while (0) +#endif + + +static void +end () +{ + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopping peers\n"); + + if (send_task != GNUNET_SCHEDULER_NO_TASK) + GNUNET_SCHEDULER_cancel (send_task); + + if (die_task != GNUNET_SCHEDULER_NO_TASK) + GNUNET_SCHEDULER_cancel (die_task); + + if (th != NULL) + GNUNET_TRANSPORT_notify_transmit_ready_cancel (th); + th = NULL; + + GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1); + GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2); +} + +static void +end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) +{ + die_task = GNUNET_SCHEDULER_NO_TASK; + + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Fail! Stopping peers\n"); + + if (send_task != GNUNET_SCHEDULER_NO_TASK) + GNUNET_SCHEDULER_cancel (send_task); + + if (cc != NULL) + GNUNET_TRANSPORT_TESTING_connect_peers_cancel (tth, cc); + + if (th != NULL) + GNUNET_TRANSPORT_notify_transmit_ready_cancel (th); + th = NULL; + + if (p1 != NULL) + GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1); + if (p2 != NULL) + GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2); + + ok = GNUNET_SYSERR; +} + + +static void +notify_receive (void *cls, const struct GNUNET_PeerIdentity *peer, + const struct GNUNET_MessageHeader *message, + const struct GNUNET_ATS_Information *ats, uint32_t ats_count) +{ + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, + "Received message of type %d from peer %s!\n", + ntohs (message->type), GNUNET_i2s (peer)); + + if ((MTYPE == ntohs (message->type)) && + (sizeof (struct GNUNET_MessageHeader) == ntohs (message->size))) + { + ok = 0; + end (); + } + else + { + GNUNET_break (0); + ok = 1; + end (); + } +} + + +static size_t +notify_ready (void *cls, size_t size, void *buf) +{ + struct PeerContext *p = cls; + struct GNUNET_MessageHeader *hdr; + + th = NULL; + + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, + "Transmitting message with %u bytes to peer %s\n", + sizeof (struct GNUNET_MessageHeader), GNUNET_i2s (&p->id)); + GNUNET_assert (size >= 256); + + if (buf != NULL) + { + hdr = buf; + hdr->size = htons (sizeof (struct GNUNET_MessageHeader)); + hdr->type = htons (MTYPE); + } + return sizeof (struct GNUNET_MessageHeader); +} + + +static void +notify_connect (void *cls, const struct GNUNET_PeerIdentity *peer, + const struct GNUNET_ATS_Information *ats, uint32_t ats_count) +{ + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer `%4s' connected to us (%p)!\n", + GNUNET_i2s (peer), cls); +} + + +static void +notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer) +{ + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer `%4s' disconnected (%p)!\n", + GNUNET_i2s (peer), cls); + if (th != NULL) + GNUNET_TRANSPORT_notify_transmit_ready_cancel (th); + th = NULL; +} + +static void +sendtask (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) +{ + send_task = GNUNET_SCHEDULER_NO_TASK; + + if ((tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0) + return; + + th = GNUNET_TRANSPORT_notify_transmit_ready (p1->th, &p2->id, 256, 0, TIMEOUT, + ¬ify_ready, &p1); +} + +static void +testing_connect_cb (struct PeerContext *p1, struct PeerContext *p2, void *cls) +{ + cc = NULL; + char *p1_c = GNUNET_strdup (GNUNET_i2s (&p1->id)); + + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peers connected: %s <-> %s\n", p1_c, + GNUNET_i2s (&p2->id)); + GNUNET_free (p1_c); + + // FIXME: THIS IS REQUIRED! SEEMS TO BE A BUG! + send_task = + GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &sendtask, NULL); +} + +void +start_cb (struct PeerContext *p, void *cls) +{ + static int started; + + started++; + + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer %u (`%s') started\n", p->no, + GNUNET_i2s (&p->id)); + + if (started != 2) + return; + + cc = GNUNET_TRANSPORT_TESTING_connect_peers (tth, p1, p2, &testing_connect_cb, + NULL); + +} + +static void +run (void *cls, char *const *args, const char *cfgfile, + const struct GNUNET_CONFIGURATION_Handle *cfg) +{ + die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL); + + tth = GNUNET_TRANSPORT_TESTING_init (); + + p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p1, 1, + ¬ify_receive, ¬ify_connect, + ¬ify_disconnect, &start_cb, + NULL); + p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p2, 2, + ¬ify_receive, ¬ify_connect, + ¬ify_disconnect, &start_cb, + NULL); + if ((p1 == NULL) || (p2 == NULL)) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Fail! Could not start peers!\n"); + if (die_task != GNUNET_SCHEDULER_NO_TASK) + GNUNET_SCHEDULER_cancel (die_task); + die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL); + return; + } +} + + +static int +check () +{ + static char *const argv[] = { "test-transport-api", + "-c", + "test_transport_api_data.conf", +#if VERBOSE + "-L", "DEBUG", +#endif + NULL + }; + static struct GNUNET_GETOPT_CommandLineOption options[] = { + GNUNET_GETOPT_OPTION_END + }; + +#if WRITECONFIG + setTransportOptions ("test_transport_api_data.conf"); +#endif + send_task = GNUNET_SCHEDULER_NO_TASK; + + ok = 1; + GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv, test_name, + "nohelp", options, &run, &ok); + + return ok; +} + +int +main (int argc, char *argv[]) +{ + int ret = 0; + + test_plugin = NULL; + + GNUNET_TRANSPORT_TESTING_get_test_source_name (__FILE__, &test_source); + GNUNET_TRANSPORT_TESTING_get_test_plugin_name (argv[0], test_source, + &test_plugin); + GNUNET_TRANSPORT_TESTING_get_test_name (argv[0], &test_name); + + GNUNET_log_setup (test_name, +#if VERBOSE + "DEBUG", +#else + "WARNING", +#endif + NULL); + +#if !HAVE_SETRLIMIT + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Cannot run test on this system\n"); + + GNUNET_free (test_source); + GNUNET_free (test_plugin); + GNUNET_free (test_name); + + return 0; +#else + struct rlimit r_file_old; + struct rlimit r_file_new; + int res; + + res = getrlimit (RLIMIT_NOFILE, &r_file_old); + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Maximum number of open files was: %u/%u\n", r_file_old.rlim_cur, + r_file_old.rlim_max); + + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Setting maximum number of open files to: %u\n", MAX_FILES); + r_file_new.rlim_cur = MAX_FILES; + r_file_new.rlim_max = r_file_old.rlim_max; + res = setrlimit (RLIMIT_NOFILE, &r_file_new); + + if (res != 0) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Setting limit failed!\n"); + GNUNET_free (test_source); + GNUNET_free (test_plugin); + GNUNET_free (test_name); + return 0; + } + + GNUNET_TRANSPORT_TESTING_get_config_name (argv[0], &cfg_file_p1, 1); + GNUNET_TRANSPORT_TESTING_get_config_name (argv[0], &cfg_file_p2, 2); + ret = check (); +#endif + + + GNUNET_free (cfg_file_p1); + GNUNET_free (cfg_file_p2); + + GNUNET_free (test_source); + GNUNET_free (test_plugin); + GNUNET_free (test_name); + +#if HAVE_SETRLIMIT + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Restoring previous value maximum number of open files\n"); + res = setrlimit (RLIMIT_NOFILE, &r_file_old); + if (res != 0) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Restoring limit failed!\n"); + return 0; + } +#endif + + return ret; +} + +/* end of test_transport_api.c */ |