+++ /dev/null
-/*
- This file is part of GNUnet.
- Copyright (C) 2009, 2010 GNUnet e.V.
-
- 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., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA.
-*/
-/**
- * @file transport/test_transport_api_unreliability_constant.c
- * @brief test case for transports; ensures messages get
- * through, regardless of order, constant packet size
- *
- * This test case serves as a base for unreliable
- * transport test cases to check that the transports
- * achieve reliable message delivery.
- */
-#include "platform.h"
-#include "gnunet_transport_service.h"
-#include "gauger.h"
-#include "transport-testing.h"
-
-/**
- * Testcase timeout
- */
-#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 900)
-
-/**
- * How long until we give up on transmitting the message?
- */
-#define TIMEOUT_TRANSMIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)
-
-static char *test_source;
-
-static char *test_plugin;
-
-static char *test_name;
-
-static int ok;
-
-static struct GNUNET_SCHEDULER_Task * die_task;
-
-struct GNUNET_TRANSPORT_TESTING_PeerContext *p1;
-
-struct GNUNET_TRANSPORT_TESTING_PeerContext *p2;
-
-struct GNUNET_TRANSPORT_TransmitHandle *th;
-
-struct GNUNET_TRANSPORT_TESTING_Handle *tth;
-
-char *cfg_file_p1;
-
-char *cfg_file_p2;
-
-uint32_t max_bps_p1;
-uint32_t max_bps_p2;
-
-static struct GNUNET_TRANSPORT_TESTING_ConnectRequest * cc;
-
-/*
- * Testcase specific declarations
- */
-
-/**
- * Note that this value must not significantly exceed
- * 'MAX_PENDING' in 'gnunet-service-transport.c', otherwise
- * messages may be dropped even for a reliable transport.
- */
-#define TOTAL_MSGS (1024 * 3)
-
-#define MTYPE 12345
-
-#define MSG_SIZE 10000
-
-GNUNET_NETWORK_STRUCT_BEGIN
-
-struct TestMessage
-{
- struct GNUNET_MessageHeader header;
- uint32_t num;
-};
-GNUNET_NETWORK_STRUCT_END
-
-static char *test_name;
-
-static int msg_scheduled;
-static int msg_sent;
-static int msg_recv_expected;
-static int msg_recv;
-
-static int test_failed;
-
-static unsigned long long total_bytes;
-
-static struct GNUNET_TIME_Absolute start_time;
-
-/*
- * END Testcase specific declarations
- */
-
-#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
-
-int
-get_bit (const char *map, unsigned int bit);
-
-static void
-end ()
-{
- unsigned long long delta;
- char *value_name;
-
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopping peers\n");
-
- delta = GNUNET_TIME_absolute_get_duration (start_time).rel_value_us / (1000 * 1000);
- FPRINTF (stderr, "\nThroughput was %llu kb/s total_bytes\n",
- (total_bytes / 1024) / delta);
- GNUNET_asprintf (&value_name, "unreliable_%s", test_plugin);
- GAUGER ("TRANSPORT", value_name, (int) (total_bytes / 1024 / delta),
- "kb/s");
- GNUNET_free (value_name);
-
- if (die_task != NULL)
- GNUNET_SCHEDULER_cancel (die_task);
-
- if (th != NULL)
- GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
- th = NULL;
-
- if (cc != NULL)
- GNUNET_TRANSPORT_TESTING_connect_peers_cancel (tth, cc);
- cc = NULL;
-
- GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
- GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
-
- GNUNET_TRANSPORT_TESTING_done (tth);
-
- ok = 0;
- if (test_failed == GNUNET_NO)
- ok = GNUNET_SYSERR;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "GOT %u of %u messages\n", msg_recv,
- TOTAL_MSGS);
-}
-
-static void
-end_badly ()
-{
- die_task = NULL;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Fail! Stopping peers\n");
-
- if (test_failed == GNUNET_NO)
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Testcase timeout\n");
- else
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Reliability failed: Last message sent %u, Next message scheduled %u, Last message received %u, Message expected %u\n",
- msg_sent, msg_scheduled, msg_recv, msg_recv_expected);
-
- if (th != NULL)
- GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
- th = NULL;
-
- if (cc != NULL)
- GNUNET_TRANSPORT_TESTING_connect_peers_cancel (tth, cc);
- cc = NULL;
-
- if (p1 != NULL)
- GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
- if (p2 != NULL)
- GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
-
- GNUNET_TRANSPORT_TESTING_done (tth);
-
- ok = GNUNET_SYSERR;
-}
-
-
-static unsigned int
-get_size (unsigned int iter)
-{
-/*
- unsigned int ret;
- ret = (iter * iter * iter);
- return sizeof (struct TestMessage) + (ret % 60000);
- */
- return MSG_SIZE;
-}
-
-
-
-
-static void
-notify_receive (void *cls, const struct GNUNET_PeerIdentity *peer,
- const struct GNUNET_MessageHeader *message)
-{
- static int n;
-
- unsigned int s;
- char cbuf[GNUNET_SERVER_MAX_MESSAGE_SIZE - 1];
- const struct TestMessage *hdr;
-
- hdr = (const struct TestMessage *) message;
-
- if (MTYPE != ntohs (message->type))
- return;
- msg_recv_expected = n;
- msg_recv = ntohl (hdr->num);
- if (msg_recv_expected != msg_recv)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Expected message no %u, got %u\n",
- msg_recv_expected, msg_recv);
- if (NULL != die_task)
- GNUNET_SCHEDULER_cancel (die_task);
- test_failed = GNUNET_YES;
- die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
- return;
- }
-
- s = get_size (ntohl (hdr->num));
- if (ntohs (message->size) != s)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Expected message %u of size %u, got %u bytes of message %u\n",
- ntohl (hdr->num), s, ntohs (message->size), ntohl (hdr->num));
- if (NULL != die_task)
- GNUNET_SCHEDULER_cancel (die_task);
- test_failed = GNUNET_YES;
- die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
- return;
- }
-
- memset (cbuf, ntohl (hdr->num), s - sizeof (struct TestMessage));
- if (0 != memcmp (cbuf, &hdr[1], s - sizeof (struct TestMessage)))
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Expected message %u with bits %u, but body did not match\n",
- ntohl (hdr->num), (unsigned char) n);
- if (NULL != die_task)
- GNUNET_SCHEDULER_cancel (die_task);
- test_failed = GNUNET_YES;
- die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
- return;
- }
-#if VERBOSE
- if (ntohl (hdr->num) % 5 == 0)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got message %u of size %u\n",
- ntohl (hdr->num), ntohs (message->size));
- }
-#endif
- n++;
- if (0 == (n % (TOTAL_MSGS / 100)))
- {
- FPRINTF (stderr, "%s", ".");
- if (NULL != die_task)
- GNUNET_SCHEDULER_cancel (die_task);
- test_failed = GNUNET_YES;
- die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
- }
- if (n == TOTAL_MSGS)
- {
- /* because of starting with 0 */
- msg_recv++;
- FPRINTF (stderr, "%s", "\n");
- end ();
- }
-}
-
-
-static size_t
-notify_ready (void *cls, size_t size, void *buf)
-{
- static int n;
- char *cbuf = buf;
- struct TestMessage hdr;
- unsigned int s;
- unsigned int ret;
-
- th = NULL;
-
- if (buf == NULL)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Timeout occurred while waiting for transmit_ready\n");
- if (NULL != die_task)
- GNUNET_SCHEDULER_cancel (die_task);
- die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
- ok = 42;
- return 0;
- }
- ret = 0;
- s = get_size (n);
- GNUNET_assert (size >= s);
- GNUNET_assert (buf != NULL);
- cbuf = buf;
- do
- {
- hdr.header.size = htons (s);
- hdr.header.type = htons (MTYPE);
- hdr.num = htonl (n);
- msg_sent = n;
- GNUNET_memcpy (&cbuf[ret], &hdr, sizeof (struct TestMessage));
- ret += sizeof (struct TestMessage);
- memset (&cbuf[ret], n, s - sizeof (struct TestMessage));
- ret += s - sizeof (struct TestMessage);
-#if VERBOSE
- if (n % 1 == 0)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending message %u of size %u\n", n,
- s);
- }
-
-#endif
- n++;
- s = get_size (n);
- if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 16))
- break; /* sometimes pack buffer full, sometimes not */
- }
- while (size - ret >= s);
- if (n < TOTAL_MSGS)
- {
- th = GNUNET_TRANSPORT_notify_transmit_ready (p2->th, &p1->id, s,
- TIMEOUT_TRANSMIT,
- ¬ify_ready, NULL);
- msg_scheduled = n;
- }
- else
- {
- FPRINTF (stderr, "%s", "\n");
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "All messages scheduled to be sent!!\n");
- if (NULL != die_task)
- GNUNET_SCHEDULER_cancel (die_task);
- die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
- }
- if (n % 5000 == 0)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Returning total message block of size %u\n", ret);
- }
- total_bytes += ret;
- return ret;
-}
-
-
-static void
-notify_connect (void *cls, const struct GNUNET_PeerIdentity *peer)
-{
-
- GNUNET_log (GNUNET_ERROR_TYPE_INFO, "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_INFO, "Peer `%4s' disconnected (%p)!\n",
- GNUNET_i2s (peer), cls);
- if (th != NULL)
- GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
- th = NULL;
-}
-
-static void
-sendtask ()
-{
- start_time = GNUNET_TIME_absolute_get ();
- th = GNUNET_TRANSPORT_notify_transmit_ready (p2->th, &p1->id, get_size (0),
- TIMEOUT_TRANSMIT, ¬ify_ready,
- NULL);
-}
-
-static void
-testing_connect_cb (struct GNUNET_TRANSPORT_TESTING_PeerContext *p1, struct GNUNET_TRANSPORT_TESTING_PeerContext *p2, void *cls)
-{
- char *p1_c = GNUNET_strdup (GNUNET_i2s (&p1->id));
-
- GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Peers connected: %s <-> %s\n", p1_c,
- GNUNET_i2s (&p2->id));
- GNUNET_free (p1_c);
-
- cc = NULL;
-
- GNUNET_SCHEDULER_add_now (&sendtask, NULL);
-}
-
-void
-start_cb (struct GNUNET_TRANSPORT_TESTING_PeerContext *p, void *cls)
-{
- static int started;
-
- started++;
-
- GNUNET_log (GNUNET_ERROR_TYPE_INFO, "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);
-
- 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 != NULL)
- 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-unreliability-constant",
- "-c",
- "test_transport_api_data.conf",
- NULL
- };
- static struct GNUNET_GETOPT_CommandLineOption options[] = {
- GNUNET_GETOPT_OPTION_END
- };
-
- ok = GNUNET_SYSERR;
-
- 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;
-
- GNUNET_TRANSPORT_TESTING_get_test_name (argv[0], &test_name);
-
- GNUNET_log_setup (test_name,
- "WARNING",
- NULL);
-
- GNUNET_TRANSPORT_TESTING_get_test_source_name (__FILE__, &test_source);
- GNUNET_TRANSPORT_TESTING_get_test_plugin_name (argv[0], test_source,
- &test_plugin);
-
- tth = GNUNET_TRANSPORT_TESTING_init ();
-
- 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 ();
-
- GNUNET_free (cfg_file_p1);
- GNUNET_free (cfg_file_p2);
-
- GNUNET_free (test_source);
- GNUNET_free (test_plugin);
- GNUNET_free (test_name);
-
- return ret;
-}
-
-/* end of test_transport_api_unreliability_constant.c */