X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=src%2Fats-tests%2Fperf_ats.c;h=e0affb4f91a059c589c0bf7213a815e3645f1359;hb=4dcb414e2faabc800577c25dec3b63e3ceaaa84b;hp=4c0c666fd1483a36003c0c0f53abe90ee5d8df2b;hpb=9daa97e9089b4798c225562ac1ee2f7a5cdf91dd;p=oweals%2Fgnunet.git diff --git a/src/ats-tests/perf_ats.c b/src/ats-tests/perf_ats.c index 4c0c666fd..e0affb4f9 100644 --- a/src/ats-tests/perf_ats.c +++ b/src/ats-tests/perf_ats.c @@ -1,22 +1,22 @@ /* - This file is part of GNUnet. - (C) 2010-2013 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. -*/ + This file is part of GNUnet. + Copyright (C) 2010-2013 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., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. + */ /** * @file ats/perf_ats.c * @brief ats benchmark: start peers and modify preferences, monitor change over time @@ -28,161 +28,55 @@ #include "gnunet_testbed_service.h" #include "gnunet_ats_service.h" #include "gnunet_core_service.h" +#include "ats-testing.h" -#define TEST_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 10) -#define BENCHMARK_DURATION GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 15) -#define TESTNAME_PREFIX "perf_ats_" -#define DEFAULT_SLAVES_NUM 3 -#define DEFAULT_MASTERS_NUM 1 -#define TEST_MESSAGE_TYPE_PING 12345 -#define TEST_MESSAGE_TYPE_PONG 12346 -#define TEST_MESSAGE_SIZE 1000 +#define TEST_ATS_PREFRENCE_FREQUENCY GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 1) +#define TEST_ATS_PREFRENCE_START 1.0 +#define TEST_ATS_PREFRENCE_DELTA 1.0 + #define TEST_MESSAGE_FREQUENCY GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 1) +#define TEST_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 120) +#define BENCHMARK_DURATION GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 10) +#define LOGGING_FREQUENCY GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MILLISECONDS, 500) +#define TESTNAME_PREFIX "perf_ats_" +#define DEFAULT_SLAVES_NUM 2 +#define DEFAULT_MASTERS_NUM 1 /** - * Information we track for a peer in the testbed. + * Shutdown task */ -struct BenchmarkPartner -{ - struct BenchmarkPeer *src; - - struct BenchmarkPeer *dest; - /** - * Core transmit handles - */ - void *cth; - - unsigned int messages_sent; - - unsigned int bytes_sent; - - unsigned int messages_received; - - unsigned int bytes_received; -}; - - -struct MasterInformation -{ - int core_slave_connections; - - /** - * Testbed connect operation - */ - struct TestbedConnectOperation *core_connect_ops; -}; +static struct GNUNET_SCHEDULER_Task * shutdown_task; /** - * Connect peers with testbed + * Progress task */ -struct TestbedConnectOperation -{ - struct BenchmarkPeer *master; - - struct BenchmarkPeer *slave; - - /** - * Testbed operation to connect peers - */ - struct GNUNET_TESTBED_Operation *connect_op; -}; - - +static struct GNUNET_SCHEDULER_Task * progress_task; /** - * Information we track for a peer in the testbed. + * Test result */ -struct BenchmarkPeer -{ - /** - * Handle with testbed. - */ - struct GNUNET_TESTBED_Peer *peer; - - /** - * Unique identifier - */ - int no; - - int master; - - /** - * Peer ID - */ - struct GNUNET_PeerIdentity id; - - /** - * Testbed operation to get peer information - */ - struct GNUNET_TESTBED_Operation *peer_id_op; - - /** - * Testbed operation to connect to ATS performance service - */ - struct GNUNET_TESTBED_Operation *ats_perf_op; - - /** - * Testbed operation to connect to core - */ - struct GNUNET_TESTBED_Operation *core_op; - - /** - * ATS performance handle - */ - struct GNUNET_ATS_PerformanceHandle *ats_perf_handle; - - /** - * Core handle - */ - struct GNUNET_CORE_Handle *ch; - - struct BenchmarkPartner *partners; - - int core_connections; - - struct MasterInformation mi; - - unsigned int total_messages_sent; - unsigned int total_bytes_sent; - unsigned int total_messages_received; - unsigned int total_bytes_received; -}; - -struct BenchmarkState -{ - /* Are we connected to ATS service of all peers: GNUNET_YES/NO */ - int connected_ATS_service; - - /* Are we connected to CORE service of all peers: GNUNET_YES/NO */ - int connected_CORE_service; - - /* Are we connected to all peers: GNUNET_YES/NO */ - int connected_PEERS; - - /* Are we connected to all slave peers on CORE level: GNUNET_YES/NO */ - int connected_CORE; - - /* Are we connected to CORE service of all peers: GNUNET_YES/NO */ - int benchmarking; -}; - +static int result; /** - * Shutdown task + * Test result logging */ -static GNUNET_SCHEDULER_TaskIdentifier shutdown_task; +static int logging; -/** - * Test result +/**Test core (GNUNET_YES) or transport (GNUNET_NO) */ -static int result; +static int test_core; /** * Solver string */ static char *solver; +/** + * Preference string + */ +static char *testname; + /** * Preference string */ @@ -193,30 +87,37 @@ static char *pref_str; */ static int pref_val; +/** + * Benchmark duration + */ +static struct GNUNET_TIME_Relative perf_duration; + +/** + * Logging frequency + */ +static struct GNUNET_TIME_Relative log_frequency; + /** * Number master peers */ -static int num_masters; +static unsigned int num_masters; /** * Array of master peers */ -struct BenchmarkPeer *mps; +static struct BenchmarkPeer *mps; /** * Number slave peers */ -static int num_slaves; -/** - * Array of slave peers - */ -struct BenchmarkPeer *sps; +static unsigned int num_slaves; /** - * Benchmark state + * Array of master peers */ -static struct BenchmarkState state; +static struct BenchmarkPeer *sps; +static struct LoggingHandle *l; static void evaluate () @@ -225,32 +126,61 @@ evaluate () int c_s; unsigned int duration; struct BenchmarkPeer *mp; + struct BenchmarkPartner *p; + + unsigned int kb_sent_sec; + double kb_sent_percent; + unsigned int kb_recv_sec; + double kb_recv_percent; + unsigned int rtt; - duration = (BENCHMARK_DURATION.rel_value_us / (1000 * 1000)); + duration = (perf_duration.rel_value_us / (1000 * 1000)); for (c_m = 0; c_m < num_masters; c_m++) { mp = &mps[c_m]; - fprintf (stderr, _("Master [%u]: sent: %u KiB in %u sec. = %u KiB/s, received: %u KiB in %u sec. = %u KiB/s\n"), - mp->no, - mp->total_bytes_sent / 1024, - duration, - (mp->total_bytes_sent / 1024) / duration , - mp->total_bytes_received / 1024, - duration, + fprintf (stderr, + _("Master [%u]: sent: %u KiB in %u sec. = %u KiB/s, received: %u KiB in %u sec. = %u KiB/s\n"), + mp->no, mp->total_bytes_sent / 1024, duration, + (mp->total_bytes_sent / 1024) / duration, + mp->total_bytes_received / 1024, duration, (mp->total_bytes_received / 1024) / duration); - for (c_s = 0; c_s < num_slaves; c_s ++) + for (c_s = 0; c_s < num_slaves; c_s++) { - fprintf (stderr, "Master [%u] -> Slave [%u]: sent %u KiB/s, received %u KiB/s \n", - mp->no, - mp->partners[c_s].dest->no, - (mp->partners[c_s].bytes_sent / 1024) / duration, - (mp->partners[c_s].bytes_received / 1024) / duration); + p = &mp->partners[c_s]; + + kb_sent_sec = 0; + kb_recv_sec = 0; + kb_sent_percent = 0.0; + kb_recv_percent = 0.0; + rtt = 0; + + if (duration > 0) + { + kb_sent_sec = (p->bytes_sent / 1024) / duration; + kb_recv_sec = (p->bytes_received / 1024) / duration; + } + + if (mp->total_bytes_sent > 0) + kb_sent_percent = ((double) p->bytes_sent * 100) / mp->total_bytes_sent; + if (mp->total_bytes_received > 0) + kb_recv_percent = ((double) p->bytes_received * 100) / mp->total_bytes_received; + if (1000 * p->messages_sent > 0) + rtt = p->total_app_rtt / (1000 * p->messages_sent); + fprintf (stderr, + "%c Master [%u] -> Slave [%u]: sent %u KiB/s (%.2f %%), received %u KiB/s (%.2f %%)\n", + (mp->pref_partner == p->dest) ? '*' : ' ', + mp->no, p->dest->no, + kb_sent_sec, kb_sent_percent, + kb_recv_sec, kb_recv_percent); + fprintf (stderr, + "%c Master [%u] -> Slave [%u]: Average application layer RTT: %u ms\n", + (mp->pref_partner == p->dest) ? '*' : ' ', + mp->no, p->dest->no, rtt); } } } - /** * Shutdown nicely * @@ -260,751 +190,171 @@ evaluate () static void do_shutdown (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) { - int c_m; - int c_s; - int c_op; - shutdown_task = GNUNET_SCHEDULER_NO_TASK; - evaluate(); - state.benchmarking = GNUNET_NO; - GNUNET_log(GNUNET_ERROR_TYPE_INFO, _("Benchmarking done\n")); + if (GNUNET_YES == logging) + GNUNET_ATS_TEST_logging_clean_up(l); - for (c_m = 0; c_m < num_masters; c_m++) + shutdown_task = NULL; + if (NULL != progress_task) { - if (NULL != mps[c_m].peer_id_op) - { - GNUNET_TESTBED_operation_done (mps[c_m].peer_id_op); - mps[c_m].peer_id_op = NULL; - } - - for (c_op = 0; c_op < num_slaves; c_op++) - { - - if (NULL != mps[c_m].partners[c_op].cth) - { - GNUNET_CORE_notify_transmit_ready_cancel (mps[c_m].partners[c_op].cth); - mps[c_m].partners[c_op].cth = NULL; - } - - if (NULL != mps[c_m].mi.core_connect_ops[c_op].connect_op) - { - GNUNET_log(GNUNET_ERROR_TYPE_INFO, - _("Failed to connect peer 0 and %u\n"), c_op); - GNUNET_TESTBED_operation_done ( - mps[c_m].mi.core_connect_ops[c_op].connect_op); - mps[c_m].mi.core_connect_ops[c_op].connect_op = NULL; - result = 1; - } - } - - if (NULL != mps[c_m].ats_perf_op) - { - GNUNET_TESTBED_operation_done (mps[c_m].ats_perf_op); - mps[c_m].ats_perf_op = NULL; - } - - if (NULL != mps[c_m].core_op) - { - GNUNET_TESTBED_operation_done (mps[c_m].core_op); - mps[c_m].core_op = NULL; - } + fprintf (stderr, "0\n"); + GNUNET_SCHEDULER_cancel (progress_task); } + progress_task = NULL; + evaluate (); + GNUNET_log(GNUNET_ERROR_TYPE_INFO, _("Benchmarking done\n")); - for (c_s = 0; c_s < num_slaves; c_s++) - { - if (NULL != sps[c_s].peer_id_op) - { - GNUNET_TESTBED_operation_done (sps[c_s].peer_id_op); - sps[c_s].peer_id_op = NULL; - } - - for (c_op = 0; c_op < num_slaves; c_op++) - { - if (NULL != sps[c_s].partners[c_op].cth) - { - GNUNET_CORE_notify_transmit_ready_cancel (sps[c_s].partners[c_op].cth); - sps[c_s].partners[c_op].cth = NULL; - } - } - - - if (NULL != sps[c_s].ats_perf_op) - { - GNUNET_TESTBED_operation_done (sps[c_s].ats_perf_op); - sps[c_s].ats_perf_op = NULL; - } - if (NULL != sps[c_s].core_op) - { - GNUNET_TESTBED_operation_done (sps[c_s].core_op); - sps[c_s].core_op = NULL; - } - } - - GNUNET_SCHEDULER_shutdown (); + GNUNET_ATS_TEST_shutdown_topology(); } -static struct BenchmarkPeer * -find_peer (const struct GNUNET_PeerIdentity * peer) +static void +print_progress () { - int c_p; + static int calls; + progress_task = NULL; - for (c_p = 0; c_p < num_masters; c_p++) - { - if (0 - == memcmp (&mps[c_p].id, peer, - sizeof(struct GNUNET_PeerIdentity))) - return &mps[c_p]; - } + fprintf (stderr, "%llu..", + (long long unsigned) perf_duration.rel_value_us / (1000 * 1000) - calls); + calls++; - for (c_p = 0; c_p < num_slaves; c_p++) - { - if (0 == memcmp (&sps[c_p].id, peer, - sizeof(struct GNUNET_PeerIdentity))) - return &sps[c_p]; - } - return NULL; + progress_task = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, + &print_progress, NULL ); } - -/** - * Controller event callback - * - * @param cls NULL - * @param event the controller event - */ static void -controller_event_cb (void *cls, - const struct GNUNET_TESTBED_EventInformation *event) +ats_pref_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) { - //struct BenchmarkPeer *p = cls; - switch (event->type) - { - case GNUNET_TESTBED_ET_CONNECT: - break; - case GNUNET_TESTBED_ET_OPERATION_FINISHED: - break; - default: - GNUNET_break(0); - result = 2; - GNUNET_SCHEDULER_cancel (shutdown_task); - shutdown_task = GNUNET_SCHEDULER_add_now (&do_shutdown, NULL ); - } -} + struct BenchmarkPeer *me = cls; + me->ats_task = NULL; -static size_t -core_send_ready (void *cls, size_t size, void *buf) -{ - static char msgbuf[TEST_MESSAGE_SIZE]; - struct BenchmarkPartner *partner = cls; - struct GNUNET_MessageHeader *msg; - - partner->cth = NULL; - GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Master [%u]: Sending PING to [%u]\n", - partner->src->no, partner->dest->no); - - partner->messages_sent ++; - partner->bytes_sent += TEST_MESSAGE_SIZE; - partner->src->total_messages_sent ++; - partner->src->total_bytes_sent += TEST_MESSAGE_SIZE; - - msg = (struct GNUNET_MessageHeader *) &msgbuf; - memset (&msgbuf, 'a', TEST_MESSAGE_SIZE); - msg->type = htons (TEST_MESSAGE_TYPE_PING); - msg->size = htons (TEST_MESSAGE_SIZE); - memcpy (buf, msg, TEST_MESSAGE_SIZE); - return TEST_MESSAGE_SIZE; + GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, " Master [%u] set preference for slave [%u] to %f\n", + me->no, me->pref_partner->no, me->pref_value); + GNUNET_ATS_performance_change_preference (me->ats_perf_handle, + &me->pref_partner->id, + pref_val, me->pref_value, GNUNET_ATS_PREFERENCE_END); + me->pref_value += TEST_ATS_PREFRENCE_DELTA; + me->ats_task = GNUNET_SCHEDULER_add_delayed (TEST_ATS_PREFRENCE_FREQUENCY, + &ats_pref_task, cls); } - static void -do_benchmark () +start_benchmark() { int c_m; int c_s; - if ((state.connected_ATS_service == GNUNET_NO) - || (state.connected_CORE_service == GNUNET_NO) - || (state.connected_PEERS == GNUNET_NO) - || (state.connected_CORE == GNUNET_NO)) - return; - - state.benchmarking = GNUNET_YES; GNUNET_log(GNUNET_ERROR_TYPE_INFO, _("Benchmarking start\n")); - if (GNUNET_SCHEDULER_NO_TASK != shutdown_task) - GNUNET_SCHEDULER_cancel (shutdown_task); - shutdown_task = GNUNET_SCHEDULER_add_delayed (BENCHMARK_DURATION, - &do_shutdown, NULL ); - - /* Start sending test messages */ - for (c_s = 0; c_s < num_slaves; c_s++) - { - for (c_m = 0; c_m < num_masters; c_m++) - { - - sps[c_s].partners[c_m].src = &sps[c_s]; - sps[c_s].partners[c_m].dest = &mps[c_m]; - } - } - - for (c_m = 0; c_m < num_masters; c_m++) - { - for (c_s = 0; c_s < num_slaves; c_s++) - { - mps[c_m].partners[c_s].src = &mps[c_m]; - mps[c_m].partners[c_s].dest = &sps[c_s]; - mps[c_m].partners[c_s].cth = GNUNET_CORE_notify_transmit_ready (mps[c_m].ch, - GNUNET_NO, 0, GNUNET_TIME_UNIT_MINUTES, &sps[c_s].id, - TEST_MESSAGE_SIZE, &core_send_ready, &mps[c_m].partners[c_s]); - } - } -} - - -static void -connect_completion_callback (void *cls, struct GNUNET_TESTBED_Operation *op, - const char *emsg) -{ - struct TestbedConnectOperation *cop = cls; - static int ops = 0; - int c; - if (NULL == emsg) - { - GNUNET_log(GNUNET_ERROR_TYPE_INFO, - _("Connected master peer %u with peer %u\n"), cop->master->no, - cop->slave->no); - } - else - { - GNUNET_log(GNUNET_ERROR_TYPE_ERROR, - _("Failed to connect master peer%u with peer %u\n"), cop->master->no, - cop->slave->no); - GNUNET_break(0); - if (GNUNET_SCHEDULER_NO_TASK != shutdown_task) - GNUNET_SCHEDULER_cancel (shutdown_task); - shutdown_task = GNUNET_SCHEDULER_add_now (do_shutdown, NULL ); - } - GNUNET_TESTBED_operation_done (op); - ops++; - for (c = 0; c < num_slaves; c++) - { - if (cop == &cop->master->mi.core_connect_ops[c]) - cop->master->mi.core_connect_ops[c].connect_op = NULL; - } - if (ops == num_masters * num_slaves) - { - state.connected_PEERS = GNUNET_YES; - GNUNET_SCHEDULER_add_now (&do_benchmark, NULL ); - } -} - - -static void -do_connect_peers (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) -{ - int c_m; - int c_s; - struct BenchmarkPeer *p; + if (NULL != shutdown_task) + GNUNET_SCHEDULER_cancel(shutdown_task); + shutdown_task = GNUNET_SCHEDULER_add_delayed(perf_duration, &do_shutdown, + NULL ); - if ((state.connected_ATS_service == GNUNET_NO) - || (state.connected_CORE_service == GNUNET_NO)) - { - return; - } + progress_task = GNUNET_SCHEDULER_add_now(&print_progress, NULL ); - GNUNET_log(GNUNET_ERROR_TYPE_INFO, _("Connecting peers on CORE level\n")); + GNUNET_log(GNUNET_ERROR_TYPE_INFO, + "Topology connected, start benchmarking...\n"); + /* Start sending test messages */ for (c_m = 0; c_m < num_masters; c_m++) - { - p = &mps[c_m]; - p->mi.core_connect_ops = GNUNET_malloc (num_slaves * - sizeof (struct TestbedConnectOperation)); - - for (c_s = 0; c_s < num_slaves; c_s++) { - GNUNET_log(GNUNET_ERROR_TYPE_INFO, - _("Connecting master peer %u with slave peer %u\n"), p->no, - sps[c_s].no); - p->mi.core_connect_ops[c_s].master = p; - p->mi.core_connect_ops[c_s].slave = &sps[c_s]; - p->mi.core_connect_ops[c_s].connect_op = GNUNET_TESTBED_overlay_connect (NULL, - &connect_completion_callback, &p->mi.core_connect_ops[c_s], - sps[c_s].peer, p->peer); - if (NULL == p->mi.core_connect_ops[c_s].connect_op) + for (c_s = 0; c_s < num_slaves; c_s++) { - GNUNET_log(GNUNET_ERROR_TYPE_ERROR, - _("Could not connect master peer %u and slave peer %u\n"), p->no, - sps[c_s].no); - GNUNET_break(0); - if (GNUNET_SCHEDULER_NO_TASK != shutdown_task) - GNUNET_SCHEDULER_cancel (shutdown_task); - shutdown_task = GNUNET_SCHEDULER_add_now (do_shutdown, NULL ); - return; + GNUNET_ATS_TEST_generate_traffic_start (&mps[c_m], &mps[c_m].partners[c_s], + GNUNET_ATS_TEST_TG_LINEAR, UINT32_MAX, UINT32_MAX, + GNUNET_TIME_UNIT_MINUTES, GNUNET_TIME_UNIT_FOREVER_REL); } + if (pref_val != GNUNET_ATS_PREFERENCE_END) + mps[c_m].ats_task = GNUNET_SCHEDULER_add_now(&ats_pref_task, &mps[c_m]); } - } -} - - -/** - * Method called whenever a given peer connects. - * - * @param cls closure - * @param peer peer identity this notification is about - */ -static void -core_connect_cb (void *cls, const struct GNUNET_PeerIdentity * peer) -{ - struct BenchmarkPeer *p = cls; - struct BenchmarkPeer *t; - char *id; - int c; - int completed; - - t = find_peer (peer); - if (NULL == t) - { - GNUNET_break(0); - return; - } - id = GNUNET_strdup (GNUNET_i2s (&p->id)); - GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "%s %s connected to %s %s\n", - (p->master == GNUNET_YES) ? "Master": "Slave", id, - (t->master == GNUNET_YES) ? "Master": "Slave", GNUNET_i2s (peer)); - - p->core_connections++; - if ((GNUNET_YES == p->master) && (GNUNET_NO == t->master) - && (GNUNET_NO == state.connected_CORE)) - { - p->mi.core_slave_connections++; - - if (p->mi.core_slave_connections == num_slaves) - { - GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Master %u connected all slaves\n", - p->no); - } - completed = GNUNET_YES; - for (c = 0; c < num_masters; c++) - { - if (mps[c].mi.core_slave_connections != num_slaves) - completed = GNUNET_NO; - } - if (GNUNET_YES == completed) - { - GNUNET_log(GNUNET_ERROR_TYPE_INFO, - "All master peers connected all slave peers\n", id, - GNUNET_i2s (peer)); - state.connected_CORE = GNUNET_YES; - GNUNET_SCHEDULER_add_now (&do_benchmark, NULL ); - } - } - GNUNET_free(id); + if (GNUNET_YES == logging) + l = GNUNET_ATS_TEST_logging_start (log_frequency, testname, mps, + num_masters, num_slaves, GNUNET_NO); } - static void -core_disconnect_cb (void *cls, const struct GNUNET_PeerIdentity * peer) +do_benchmark (void *cls, struct BenchmarkPeer *masters, struct BenchmarkPeer *slaves) { - struct BenchmarkPeer *p = cls; - struct BenchmarkPeer *t; - char *id; - - t = find_peer (peer); - if (NULL == t) - { - GNUNET_break(0); - return; - } + mps = masters; + sps = slaves; - id = GNUNET_strdup (GNUNET_i2s (&p->id)); - GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "%s disconnected from %s \n", id, - GNUNET_i2s (peer)); - GNUNET_assert(p->core_connections > 0); - p->core_connections--; - - if ((GNUNET_YES == state.benchmarking) - && ((GNUNET_YES == p->master) || (GNUNET_YES == t->master))) - { - GNUNET_log(GNUNET_ERROR_TYPE_ERROR, - "%s disconnected from %s while benchmarking \n", id, GNUNET_i2s (peer)); - } - GNUNET_free(id); + GNUNET_SCHEDULER_add_now(&start_benchmark, NULL); } -static size_t -core_send_echo_ready (void *cls, size_t size, void *buf) -{ - static char msgbuf[TEST_MESSAGE_SIZE]; - struct BenchmarkPartner *p = cls; - struct GNUNET_MessageHeader *msg; - - p->cth = NULL; - p->messages_sent ++; - p->bytes_sent += TEST_MESSAGE_SIZE; - p->src->total_messages_sent ++; - p->src->total_bytes_sent += TEST_MESSAGE_SIZE; - msg = (struct GNUNET_MessageHeader *) &msgbuf; - memset (&msgbuf, 'a', TEST_MESSAGE_SIZE); - msg->type = htons (TEST_MESSAGE_TYPE_PONG); - msg->size = htons (TEST_MESSAGE_SIZE); - memcpy (buf, msg, TEST_MESSAGE_SIZE); - return TEST_MESSAGE_SIZE; -} - - -static int -core_handle_ping (void *cls, const struct GNUNET_PeerIdentity *other, - const struct GNUNET_MessageHeader *message) +static struct BenchmarkPartner * +find_partner (struct BenchmarkPeer *me, const struct GNUNET_PeerIdentity * peer) { int c_m; - struct BenchmarkPeer *me = cls; - struct BenchmarkPartner *p = NULL; - for (c_m = 0; c_m < num_masters; c_m++) - { - if (0 == memcmp (other, &me->partners[c_m].dest->id, sizeof (struct GNUNET_PeerIdentity))) - { - p = &me->partners[c_m]; - break; - } - } - if (NULL == p) - { - GNUNET_break (0); - return GNUNET_SYSERR; - } - GNUNET_assert (NULL == p->cth); - - GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, - "Slave [%u]: Received PING from [%u], sending PONG\n", - me->no, p->dest->no); - - p->messages_received ++; - p->bytes_received += TEST_MESSAGE_SIZE; - p->src->total_messages_received ++; - p->src->total_bytes_received += TEST_MESSAGE_SIZE; - - p->cth = GNUNET_CORE_notify_transmit_ready (me->ch, GNUNET_NO, 0, - GNUNET_TIME_UNIT_MINUTES, &p->dest->id, TEST_MESSAGE_SIZE, - &core_send_echo_ready, p); - return GNUNET_OK; -} - -static int -core_handle_pong (void *cls, const struct GNUNET_PeerIdentity *other, - const struct GNUNET_MessageHeader *message) -{ - int c_s; - struct BenchmarkPeer *me = cls; - struct BenchmarkPartner *p = NULL; + GNUNET_assert (NULL != me); + GNUNET_assert (NULL != peer); - for (c_s = 0; c_s < num_slaves; c_s++) + for (c_m = 0; c_m < me->num_partners; c_m++) { - if (0 == memcmp (other, &me->partners[c_s].dest->id, sizeof (struct GNUNET_PeerIdentity))) + /* Find a partner with other as destination */ + if (0 == memcmp (peer, &me->partners[c_m].dest->id, + sizeof(struct GNUNET_PeerIdentity))) { - p = &me->partners[c_s]; - break; + return &me->partners[c_m]; } } - if (NULL == p) - { - GNUNET_break (0); - return GNUNET_SYSERR; - } - GNUNET_assert (NULL == p->cth); - - GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, - "Master [%u]: Received PONG from [%u], next message\n", - me->no, p->dest->no); - - p->messages_received ++; - p->bytes_received += TEST_MESSAGE_SIZE; - p->src->total_messages_received ++; - p->src->total_bytes_received += TEST_MESSAGE_SIZE; - - p->cth = GNUNET_CORE_notify_transmit_ready (me->ch, - GNUNET_NO, 0, GNUNET_TIME_UNIT_MINUTES, &p->dest->id, - TEST_MESSAGE_SIZE, &core_send_ready, p); - - return GNUNET_OK; -} - -static void * -core_connect_adapter (void *cls, const struct GNUNET_CONFIGURATION_Handle *cfg) -{ - struct BenchmarkPeer *peer = cls; - - static const struct GNUNET_CORE_MessageHandler handlers[] = { - {&core_handle_ping, TEST_MESSAGE_TYPE_PING, 0 }, - {&core_handle_pong, TEST_MESSAGE_TYPE_PONG, 0 }, - { NULL, 0, 0 } }; - - peer->ch = GNUNET_CORE_connect (cfg, peer, NULL, core_connect_cb, - core_disconnect_cb, NULL, GNUNET_NO, NULL, GNUNET_NO, handlers); - if (NULL == peer->ch) - GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to create core connection \n"); - return peer->ch; -} - - -static void -core_disconnect_adapter (void *cls, void *op_result) -{ - struct BenchmarkPeer *peer = cls; - - GNUNET_CORE_disconnect (peer->ch); - peer->ch = NULL; + return NULL; } - static void -core_connect_completion_cb (void *cls, struct GNUNET_TESTBED_Operation *op, - void *ca_result, const char *emsg) +test_recv_cb (void *cls, + const struct GNUNET_PeerIdentity * peer, + const struct GNUNET_MessageHeader * message) { - static int core_done = 0; - if ((NULL != emsg) || (NULL == ca_result)) - { - GNUNET_log(GNUNET_ERROR_TYPE_INFO, _("Initialization failed, shutdown\n")); - GNUNET_break(0); - if (GNUNET_SCHEDULER_NO_TASK != shutdown_task) - GNUNET_SCHEDULER_cancel (shutdown_task); - shutdown_task = GNUNET_SCHEDULER_add_now (do_shutdown, NULL ); - return; - } - core_done++; - if (core_done == num_slaves + num_masters) - { - GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Connected to all CORE services\n"); - state.connected_CORE_service = GNUNET_YES; - GNUNET_SCHEDULER_add_now (&do_connect_peers, NULL ); - } } static void -do_connect_core (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) -{ - int c_s; - int c_m; - GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Connecting to all CORE services\n"); - for (c_m = 0; c_m < num_masters; c_m++) - { - mps[c_m].core_op = GNUNET_TESTBED_service_connect (NULL, - mps[c_m].peer, "core", core_connect_completion_cb, NULL, - &core_connect_adapter, &core_disconnect_adapter, &mps[c_m]); - } - - for (c_s = 0; c_s < num_slaves; c_s++) - { - sps[c_s].core_op = GNUNET_TESTBED_service_connect (NULL, - sps[c_s].peer, "core", core_connect_completion_cb, NULL, - &core_connect_adapter, &core_disconnect_adapter, &sps[c_s]); - } -} - -static void -ats_performance_info_cb (void *cls, const struct GNUNET_HELLO_Address *address, +log_request_cb (void *cls, const struct GNUNET_HELLO_Address *address, int address_active, struct GNUNET_BANDWIDTH_Value32NBO bandwidth_out, struct GNUNET_BANDWIDTH_Value32NBO bandwidth_in, - const struct GNUNET_ATS_Information *ats, uint32_t ats_count) + const struct GNUNET_ATS_Properties *ats) { - struct BenchmarkPeer *p = cls; - int c_a; + struct BenchmarkPeer *me = cls; + struct BenchmarkPartner *p; char *peer_id; - peer_id = GNUNET_strdup (GNUNET_i2s (&p->id)); - for (c_a = 0; c_a < ats_count; c_a++) - { - /*GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, _("%c %03u: %s %s %u\n"), - (GNUNET_YES == p->master) ? 'M' : 'S', - p->no, - GNUNET_i2s (&address->peer), - GNUNET_ATS_print_property_type(ntohl(ats[c_a].type)), - ntohl(ats[c_a].value));*/ - } -#if 0 - if ((GNUNET_YES == p->master) - && (0 == memcmp (&address->peer, &p->destination->id, - sizeof(struct GNUNET_PeerIdentity)))) - { - GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Bandwidth for master %u: %lu %lu\n", - p->no, (long unsigned int ) ntohl (bandwidth_in.value__), - (long unsigned int ) ntohl (bandwidth_in.value__)); - } - - store_information (&bp->id, address, address_active, bandwidth_in, - bandwidth_out, ats, ats_count); -#endif - GNUNET_free(peer_id); -} - - -static void * -ats_perf_connect_adapter (void *cls, - const struct GNUNET_CONFIGURATION_Handle *cfg) -{ - struct BenchmarkPeer *peer = cls; - - peer->ats_perf_handle = GNUNET_ATS_performance_init (cfg, &ats_performance_info_cb, - peer); - if (NULL == peer->ats_perf_handle) - GNUNET_log(GNUNET_ERROR_TYPE_ERROR, - "Failed to create ATS performance handle \n"); - return peer->ats_perf_handle; -} - - -static void -ats_perf_disconnect_adapter (void *cls, void *op_result) -{ - struct BenchmarkPeer *peer = cls; - - GNUNET_ATS_performance_done (peer->ats_perf_handle); - peer->ats_perf_handle = NULL; -} - -static void -ats_connect_completion_cb (void *cls, struct GNUNET_TESTBED_Operation *op, - void *ca_result, const char *emsg) -{ - static int op_done = 0; - - if ((NULL != emsg) || (NULL == ca_result)) + p = find_partner (me, &address->peer); + if (NULL == p) { - GNUNET_log(GNUNET_ERROR_TYPE_INFO, _("Initialization failed, shutdown\n")); - GNUNET_break(0); - if (GNUNET_SCHEDULER_NO_TASK != shutdown_task) - GNUNET_SCHEDULER_cancel (shutdown_task); - shutdown_task = GNUNET_SCHEDULER_add_now (do_shutdown, NULL ); + /* This is not one of my partners + * Will happen since the peers will connect to each other due to gossiping + */ return; } - op_done++; - if (op_done == (num_masters+ num_slaves)) - { - GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Connected to all ATS services\n"); - state.connected_ATS_service = GNUNET_YES; - GNUNET_SCHEDULER_add_now (&do_connect_core, NULL ); - } -} + peer_id = GNUNET_strdup (GNUNET_i2s (&me->id)); + if ((p->bandwidth_in != ntohl (bandwidth_in.value__)) || + (p->bandwidth_out != ntohl (bandwidth_out.value__))) + p->bandwidth_in = ntohl (bandwidth_in.value__); + p->bandwidth_out = ntohl (bandwidth_out.value__); -static void -do_connect_ats (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) -{ - int c_m; - int c_s; - - GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Connecting to all ATS services\n"); - for (c_m = 0; c_m < num_masters; c_m++) - { - mps[c_m].ats_perf_op = GNUNET_TESTBED_service_connect (NULL, - mps[c_m].peer, "ats", ats_connect_completion_cb, NULL, - &ats_perf_connect_adapter, &ats_perf_disconnect_adapter, - &mps[c_m]); - - } - - for (c_s = 0; c_s < num_slaves; c_s++) - { - sps[c_s].ats_perf_op = GNUNET_TESTBED_service_connect (NULL, - sps[c_s].peer, "ats", ats_connect_completion_cb, NULL, - &ats_perf_connect_adapter, &ats_perf_disconnect_adapter, - &sps[c_s]); - } + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "%s [%u] received ATS information for peers `%s'\n", + (GNUNET_YES == p->me->master) ? "Master" : "Slave", + p->me->no, + GNUNET_i2s (&p->dest->id)); + GNUNET_free(peer_id); + if (NULL != l) + GNUNET_ATS_TEST_logging_now (l); } -static void -peerinformation_cb (void *cb_cls, struct GNUNET_TESTBED_Operation *op, - const struct GNUNET_TESTBED_PeerInformation*pinfo, const char *emsg) -{ - struct BenchmarkPeer *p = cb_cls; - static int done = 0; - - GNUNET_assert (pinfo->pit == GNUNET_TESTBED_PIT_IDENTITY); - - p->id = *pinfo->result.id; - GNUNET_log(GNUNET_ERROR_TYPE_INFO, "[%c %03u] Peers %s\n", - (p->master == GNUNET_YES) ? 'M' : 'S', p->no, GNUNET_i2s (&p->id)); - - GNUNET_TESTBED_operation_done (op); - p->peer_id_op = NULL; - done++; - if (done == num_slaves + num_masters) - { - GNUNET_log(GNUNET_ERROR_TYPE_INFO, - "Retrieved all peer ID, connect to ATS\n"); - GNUNET_SCHEDULER_add_now (&do_connect_ats, NULL ); - } -} - -/** - * Signature of a main function for a testcase. - * - * @param cls closure - * @param num_peers number of peers in 'peers' - * @param peers_ handle to peers run in the testbed - * @param links_succeeded the number of overlay link connection attempts that - * succeeded - * @param links_failed the number of overlay link connection attempts that - * failed +/* + * Start the performance test case */ -static void -main_run (void *cls, struct GNUNET_TESTBED_RunHandle *h, - unsigned int num_peers, struct GNUNET_TESTBED_Peer **peers_, - unsigned int links_succeeded, unsigned int links_failed) -{ - int c_m; - int c_s; - GNUNET_assert(NULL == cls); - GNUNET_assert(num_masters + num_slaves == num_peers); - GNUNET_assert(NULL != peers_); - - GNUNET_log(GNUNET_ERROR_TYPE_INFO, - _("Benchmarking solver `%s' on preference `%s' with %u master and %u slave peers\n"), - solver, pref_str, num_masters, num_slaves); - - shutdown_task = GNUNET_SCHEDULER_add_delayed ( - GNUNET_TIME_relative_multiply (TEST_TIMEOUT, - num_masters + num_slaves), &do_shutdown, NULL ); - - /* Setup master peers */ - for (c_m = 0; c_m < num_masters; c_m++) - { - GNUNET_assert(NULL != peers_[c_m]); - mps[c_m].peer = peers_[c_m]; - mps[c_m].no = c_m; - mps[c_m].master = GNUNET_YES; - mps[c_m].partners = GNUNET_malloc (num_slaves * sizeof (struct BenchmarkPeer)); - mps[c_m].peer_id_op = GNUNET_TESTBED_peer_get_information ( - mps[c_m].peer, GNUNET_TESTBED_PIT_IDENTITY, - &peerinformation_cb, - &mps[c_m]); - } - - /* Setup slave peers */ - for (c_s = 0; c_s < num_slaves; c_s++) - { - GNUNET_assert(NULL != peers_[c_s + num_masters]); - sps[c_s].peer = peers_[c_s + num_masters]; - sps[c_s].no = c_s + num_masters; - sps[c_s].master = GNUNET_NO; - sps[c_s].partners = GNUNET_malloc (num_masters * sizeof (struct BenchmarkPeer)); - sps[c_s].peer_id_op = GNUNET_TESTBED_peer_get_information ( - sps[c_s].peer, GNUNET_TESTBED_PIT_IDENTITY, - &peerinformation_cb, - &sps[c_s]); - } -} - int main (int argc, char *argv[]) { @@ -1012,111 +362,196 @@ main (int argc, char *argv[]) char *tmp_sep; char *test_name; char *conf_name; + char *comm_name; char *dotexe; - char *prefs[GNUNET_ATS_PreferenceCount] = GNUNET_ATS_PreferenceTypeString; + char *prefs[] = GNUNET_ATS_PreferenceTypeString; int c; result = 0; - /* figure out testname */ + /* Determine testname + * perf_ats___[.exe]*/ + + /* Find test prefix, store in temp */ tmp = strstr (argv[0], TESTNAME_PREFIX); if (NULL == tmp) { - fprintf (stderr, "Unable to parse test name `%s'\n", argv[0]); - return GNUNET_SYSERR; + fprintf (stderr, "Unable to parse test name `%s'\n", argv[0]); + return GNUNET_SYSERR; } - tmp += strlen(TESTNAME_PREFIX); + + /* Set tmp to end of test name prefix */ + tmp += strlen (TESTNAME_PREFIX); + + /* Determine solver name */ solver = GNUNET_strdup (tmp); - if (NULL != (dotexe = strstr (solver, ".exe")) && - dotexe[4] == '\0') + /* Remove .exe prefix */ + if (NULL != (dotexe = strstr (solver, ".exe")) && dotexe[4] == '\0') dotexe[0] = '\0'; + + /* Determine first '_' after solver */ tmp_sep = strchr (solver, '_'); if (NULL == tmp_sep) { - fprintf (stderr, "Unable to parse test name `%s'\n", argv[0]); - GNUNET_free (solver); - return GNUNET_SYSERR; + fprintf (stderr, "Unable to parse test name `%s'\n", argv[0]); + GNUNET_free(solver); + return GNUNET_SYSERR; + } + tmp_sep[0] = '\0'; + comm_name = GNUNET_strdup (&tmp_sep[1]); + tmp_sep = strchr (comm_name, '_'); + if (NULL == tmp_sep) + { + fprintf (stderr, "Unable to parse test name `%s'\n", argv[0]); + GNUNET_free(solver); + return GNUNET_SYSERR; } tmp_sep[0] = '\0'; + for (c = 0; c <= strlen (comm_name); c++) + comm_name[c] = toupper (comm_name[c]); + if (0 == strcmp (comm_name, "CORE")) + test_core = GNUNET_YES; + else if (0 == strcmp (comm_name, "TRANSPORT")) + test_core = GNUNET_NO; + else + { + GNUNET_free (comm_name); + GNUNET_free (solver); + return GNUNET_SYSERR; + } + pref_str = GNUNET_strdup(tmp_sep + 1); - GNUNET_asprintf(&conf_name, "%s%s_%s.conf", TESTNAME_PREFIX, solver, pref_str); - GNUNET_asprintf(&test_name, "%s%s_%s", TESTNAME_PREFIX, solver, pref_str); + GNUNET_asprintf (&conf_name, "%s%s_%s.conf", TESTNAME_PREFIX, solver, + pref_str); + GNUNET_asprintf (&test_name, "%s%s_%s", TESTNAME_PREFIX, solver, pref_str); for (c = 0; c <= strlen (pref_str); c++) + pref_str[c] = toupper (pref_str[c]); + pref_val = -1; + + if (0 != strcmp (pref_str, "NONE")) + { + for (c = 0; c < GNUNET_ATS_PREFERENCE_END; c++) + { + if (0 == strcmp (pref_str, prefs[c])) + { + pref_val = c; + break; + } + } + } + else { - pref_str[c] = toupper(pref_str[c]); + /* abuse terminator to indicate no pref */ + pref_val = GNUNET_ATS_PREFERENCE_END; } - pref_val = -1; - for (c = 1; c < GNUNET_ATS_PreferenceCount; c++) - { - if (0 == strcmp (pref_str, prefs[c])) - { - pref_val = c; - break; - } - } - if (-1 == pref_val) - { - fprintf (stderr, "Unknown preference: `%s'\n", pref_str); - GNUNET_free (solver); - GNUNET_free (pref_str); - return -1; - } - - for (c = 0; c < (argc -1); c++) + if (-1 == pref_val) + { + fprintf (stderr, "Unknown preference: `%s'\n", pref_str); + GNUNET_free(solver); + GNUNET_free(pref_str); + GNUNET_free (comm_name); + return -1; + } + + for (c = 0; c < (argc - 1); c++) + { + if (0 == strcmp (argv[c], "-d")) + break; + } + if (c < argc - 1) + { + if (GNUNET_OK != GNUNET_STRINGS_fancy_time_to_relative (argv[c + 1], &perf_duration)) + fprintf (stderr, "Failed to parse duration `%s'\n", argv[c + 1]); + } + else { - if (0 == strcmp(argv[c], "-s")) - break; + perf_duration = BENCHMARK_DURATION; } - if (c < argc-1) + fprintf (stderr, "Running benchmark for %llu secs\n", (unsigned long long) (perf_duration.rel_value_us) / (1000 * 1000)); + + for (c = 0; c < (argc - 1); c++) + { + if (0 == strcmp (argv[c], "-s")) + break; + } + if (c < argc - 1) { - if ((0L != (num_slaves = strtol (argv[c + 1], NULL, 10))) && (num_slaves >= 1)) + if ((0L != (num_slaves = strtol (argv[c + 1], NULL, 10))) + && (num_slaves >= 1)) fprintf (stderr, "Starting %u slave peers\n", num_slaves); else - num_slaves = DEFAULT_SLAVES_NUM; + num_slaves = DEFAULT_SLAVES_NUM; } else - num_slaves = DEFAULT_SLAVES_NUM; + num_slaves = DEFAULT_SLAVES_NUM; - for (c = 0; c < (argc -1); c++) + for (c = 0; c < (argc - 1); c++) { - if (0 == strcmp(argv[c], "-m")) - break; + if (0 == strcmp (argv[c], "-m")) + break; } - if (c < argc-1) + if (c < argc - 1) { - if ((0L != (num_masters = strtol (argv[c + 1], NULL, 10))) && (num_masters >= 2)) + if ((0L != (num_masters = strtol (argv[c + 1], NULL, 10))) + && (num_masters >= 2)) fprintf (stderr, "Starting %u master peers\n", num_masters); else - num_masters = DEFAULT_MASTERS_NUM; + num_masters = DEFAULT_MASTERS_NUM; } else - num_masters = DEFAULT_MASTERS_NUM; - - state.connected_ATS_service = GNUNET_NO; - state.connected_CORE_service = GNUNET_NO; - state.connected_PEERS = GNUNET_NO; - - mps = GNUNET_malloc (num_masters * sizeof (struct BenchmarkPeer)); - sps = GNUNET_malloc (num_slaves * sizeof (struct BenchmarkPeer)); - - /* Start topology */ - uint64_t event_mask; - event_mask = 0; - event_mask |= (1LL << GNUNET_TESTBED_ET_CONNECT); - event_mask |= (1LL << GNUNET_TESTBED_ET_OPERATION_FINISHED); - (void) GNUNET_TESTBED_test_run ("perf_ats", - conf_name, num_slaves + num_masters, - event_mask, &controller_event_cb, NULL, - &main_run, NULL); - - GNUNET_free (solver); - GNUNET_free (pref_str); - GNUNET_free (conf_name); - GNUNET_free (test_name); - GNUNET_free (mps); - GNUNET_free (sps); + num_masters = DEFAULT_MASTERS_NUM; + + logging = GNUNET_NO; + for (c = 0; c < argc; c++) + { + if (0 == strcmp (argv[c], "-l")) + logging = GNUNET_YES; + } + + if (GNUNET_YES == logging) + { + for (c = 0; c < (argc - 1); c++) + { + if (0 == strcmp (argv[c], "-f")) + break; + } + if (c < argc - 1) + { + if (GNUNET_OK != GNUNET_STRINGS_fancy_time_to_relative (argv[c + 1], &log_frequency)) + fprintf (stderr, "Failed to parse duration `%s'\n", argv[c + 1]); + } + else + { + log_frequency = LOGGING_FREQUENCY; + } + fprintf (stderr, "Using log frequency %llu ms\n", + (unsigned long long) (log_frequency.rel_value_us) / (1000)); + } + + GNUNET_asprintf (&testname, "%s_%s_%s",solver, comm_name, pref_str); + + if (num_slaves < num_masters) + { + fprintf (stderr, "Number of master peers is lower than slaves! exit...\n"); + GNUNET_free(test_name); + GNUNET_free(solver); + GNUNET_free(pref_str); + GNUNET_free (comm_name); + return GNUNET_SYSERR; + } + + /** + * Setup the topology + */ + GNUNET_ATS_TEST_create_topology ("perf-ats", conf_name, + num_slaves, num_masters, + test_core, + &do_benchmark, + NULL, + &test_recv_cb, + &log_request_cb); return result; }