From 470597edf41461106af78037ba2eaadc67cd7636 Mon Sep 17 00:00:00 2001 From: Matthias Wachs Date: Thu, 20 Dec 2012 09:51:47 +0000 Subject: [PATCH] - bew test: suggest alternative address if no bandwidth is available on network change --- src/ats/Makefile.am | 8 + ...test_ats_api_scheduling_check_min_bw_alt.c | 415 ++++++++++++++++++ 2 files changed, 423 insertions(+) create mode 100644 src/ats/test_ats_api_scheduling_check_min_bw_alt.c diff --git a/src/ats/Makefile.am b/src/ats/Makefile.am index 50b8dd094..398be5282 100644 --- a/src/ats/Makefile.am +++ b/src/ats/Makefile.am @@ -63,6 +63,7 @@ check_PROGRAMS = \ test_ats_api_scheduling_add_address \ test_ats_api_scheduling_add_session \ test_ats_api_scheduling_min_bw \ + test_ats_api_scheduling_check_min_bw_alt \ test_ats_api_scheduling_update_address \ test_ats_api_scheduling_destroy_address \ test_ats_api_scheduling_destroy_session \ @@ -110,6 +111,13 @@ test_ats_api_scheduling_min_bw_LDADD = \ $(top_builddir)/src/testing/libgnunettesting.la \ $(top_builddir)/src/ats/libgnunetats.la +test_ats_api_scheduling_check_min_bw_alt_SOURCES = \ + test_ats_api_scheduling_check_min_bw_alt.c test_ats_api_common.c +test_ats_api_scheduling_check_min_bw_alt_LDADD = \ + $(top_builddir)/src/util/libgnunetutil.la \ + $(top_builddir)/src/testing/libgnunettesting.la \ + $(top_builddir)/src/ats/libgnunetats.la + test_ats_api_scheduling_update_address_SOURCES = \ test_ats_api_scheduling_update_address.c test_ats_api_common.c diff --git a/src/ats/test_ats_api_scheduling_check_min_bw_alt.c b/src/ats/test_ats_api_scheduling_check_min_bw_alt.c new file mode 100644 index 000000000..ccb100b5d --- /dev/null +++ b/src/ats/test_ats_api_scheduling_check_min_bw_alt.c @@ -0,0 +1,415 @@ +/* + This file is part of GNUnet. + (C) 2010,2011 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 ats/test_ats_mlp.c + * @brief test for the MLP solver + * @author Christian Grothoff + * @author Matthias Wachs + + */ +/** + * @file ats/test_ats_api_scheduling_check_min_bw_alt.c + * @brief alternative suggestion on network change if no bw is available + * @author Christian Grothoff + * @author Matthias Wachs + */ +#include "platform.h" +#include "gnunet_ats_service.h" +#include "gnunet_testing_lib-new.h" +#include "ats.h" +#include "test_ats_api_common.h" + +#define DEBUG_ATS_INFO GNUNET_NO + +static GNUNET_SCHEDULER_TaskIdentifier die_task; + +/** + * Scheduling handle + */ +static struct GNUNET_ATS_SchedulingHandle *sched_ats; + +/** + * Return value + */ +static int ret; + +/** + * Test address + */ +static struct Test_Address test_addr[2]; + +/** + * Test peer + */ +static struct PeerContext p[2]; + + +/** + * HELLO address + */ +struct GNUNET_HELLO_Address test_hello_address[2]; + +/** + * Session + */ +static void *test_session[2]; + +/** + * Test ats info + */ +struct GNUNET_ATS_Information test_ats_info[2][2]; + +/** + * Test ats count + */ +uint32_t test_ats_count; + +/** + * Configured WAN out quota + */ +unsigned long long wan_quota_out; + +/** + * Configured WAN in quota + */ +unsigned long long wan_quota_in; + + +static void +end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) +{ + die_task = GNUNET_SCHEDULER_NO_TASK; + + if (sched_ats != NULL) + GNUNET_ATS_scheduling_done (sched_ats); + free_test_address (&test_addr[0]); + free_test_address (&test_addr[1]); + ret = GNUNET_SYSERR; +} + + +static void +end () +{ + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Shutting down\n"); + if (die_task != GNUNET_SCHEDULER_NO_TASK) + { + GNUNET_SCHEDULER_cancel (die_task); + die_task = GNUNET_SCHEDULER_NO_TASK; + } + GNUNET_ATS_scheduling_done (sched_ats); + sched_ats = NULL; + free_test_address (&test_addr[0]); + free_test_address (&test_addr[1]); +} + + +static void +address_suggest_cb (void *cls, const struct GNUNET_HELLO_Address *address, + struct Session *session, + struct GNUNET_BANDWIDTH_Value32NBO bandwidth_out, + struct GNUNET_BANDWIDTH_Value32NBO bandwidth_in, + const struct GNUNET_ATS_Information *atsi, + uint32_t ats_count) +{ + static int stage = 0; + unsigned int bw_in = ntohl(bandwidth_in.value__); + unsigned int bw_out = ntohl(bandwidth_out.value__); + + if (0 == stage) + { + /* Initial suggestion for 1st address */ + if (GNUNET_OK == compare_addresses (address, session, &test_hello_address[0], test_session[0])) + { + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stage %u: Callback with correct address `%s'\n", + stage, GNUNET_i2s (&address->peer)); + ret = 0; + } + else + { + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stage %u: Callback with invalid address `%s'\n", + stage, GNUNET_i2s (&address->peer)); + ret = 1; + } + + if (GNUNET_OK != compare_ats(atsi, ats_count, test_ats_info[0], test_ats_count)) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Stage %u: Callback with incorrect ats info \n"); + ret = 1; + } + + if (bw_in > wan_quota_in) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Stage %u: Suggested WAN inbound quota %u bigger than allowed quota %llu \n", + stage, bw_in, wan_quota_in); + ret = 1; + } + else + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stage %u: Suggested WAN inbound quota %u, allowed quota %llu \n", + stage, bw_in, wan_quota_in); + + if (bw_out > wan_quota_out) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Stage %u: Suggested WAN outbound quota %u bigger than allowed quota %llu \n", + stage, bw_out, wan_quota_out); + ret = 1; + } + else + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stage %u: Suggested WAN outbound quota %u, allowed quota %llu \n", + stage, bw_out, wan_quota_out); + + if (1 == ret) + { + GNUNET_ATS_suggest_address_cancel (sched_ats, &p[0].id); + GNUNET_SCHEDULER_add_now (&end, NULL); + return; + } + + p[0].bw_out_assigned = bw_out; + p[0].bw_in_assigned = bw_in; + stage ++; + + /* Add a 2nd address to give ATS an suggestion alternative */ + /* Prepare ATS Information */ + test_ats_info[1][0].type = htonl (GNUNET_ATS_NETWORK_TYPE); + test_ats_info[1][0].value = htonl(GNUNET_ATS_NET_LAN); + test_ats_info[1][1].type = htonl (GNUNET_ATS_QUALITY_NET_DISTANCE); + test_ats_info[1][1].value = htonl(1); + test_ats_count = 2; + + /* Adding address with session */ + test_session[1] = &test_addr[1]; + create_test_address (&test_addr[1], "test1", test_session[1], "test1", strlen ("test1") + 1); + test_hello_address[1].peer = p[0].id; + test_hello_address[1].transport_name = test_addr[1].plugin; + test_hello_address[1].address = test_addr[1].addr; + test_hello_address[1].address_length = test_addr[1].addr_len; + GNUNET_ATS_address_add (sched_ats, &test_hello_address[1], test_session[1], + test_ats_info[1], test_ats_count); + + + /* Changing 1st address to network with now bw available (WLAN) */ + test_ats_info[0][0].type = htonl (GNUNET_ATS_NETWORK_TYPE); + test_ats_info[0][0].value = htonl(GNUNET_ATS_NET_WLAN); + test_ats_info[0][1].type = htonl (GNUNET_ATS_QUALITY_NET_DISTANCE); + test_ats_info[0][1].value = htonl(1); + test_ats_count = 2; + + GNUNET_ATS_address_update (sched_ats, &test_hello_address[0], test_session[0], + test_ats_info[0], test_ats_count); + return; + } + if (1 == stage) + { + /* Bandwidth update to (in/out) 0/0 for 1st address */ + if (GNUNET_OK == compare_addresses (address, session, &test_hello_address[0], test_session[0])) + { + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stage %u: Callback with correct address `%s'\n", + stage, GNUNET_i2s (&address->peer)); + ret = 0; + } + else + { + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stage %u: Callback with invalid address `%s'\n", + stage, GNUNET_i2s (&address->peer)); + ret = 1; + } + + if (GNUNET_OK != compare_ats(atsi, ats_count, test_ats_info[0], test_ats_count)) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Stage %u: Callback with incorrect ats info \n"); + ret = 1; + } + + if ((bw_in != 0) || (bw_out != 0)) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Stage %u: ATS did not set bandwidth to 0 but instead to %u/%u \n", + stage, bw_in, wan_quota_in); + ret = 1; + } + + if (1 == ret) + { + GNUNET_ATS_suggest_address_cancel (sched_ats, &p[0].id); + GNUNET_SCHEDULER_add_now (&end, NULL); + return; + } + p[0].bw_out_assigned = bw_out; + p[0].bw_in_assigned = bw_in; + stage ++; + return; + } + if (2 == stage) + { + /* Expecting suggestion of alternative 2nd address*/ + if (GNUNET_OK == compare_addresses (address, session, &test_hello_address[1], test_session[1])) + { + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stage %u: Callback with correct address `%s'\n", + stage, GNUNET_i2s (&address->peer)); + ret = 0; + } + else + { + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stage %u: Callback with invalid address `%s'\n", + stage, GNUNET_i2s (&address->peer)); + ret = 1; + } + + if (GNUNET_OK != compare_ats(atsi, ats_count, test_ats_info[1], test_ats_count)) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Stage %u: Callback with incorrect ats info \n"); + ret = 1; + } + + if ((bw_in == 0) || (bw_out == 0)) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Stage %u: ATS did not set bandwidth correctly \n"); + ret = 1; + } + + if (1 == ret) + { + GNUNET_ATS_suggest_address_cancel (sched_ats, &p[0].id); + GNUNET_SCHEDULER_add_now (&end, NULL); + return; + } + + GNUNET_ATS_suggest_address_cancel (sched_ats, &p[0].id); + GNUNET_SCHEDULER_add_now (&end, NULL); + ret = 0; + return; + } +} + +static void +run (void *cls, + const struct GNUNET_CONFIGURATION_Handle *cfg, + struct GNUNET_TESTING_Peer *peer) +{ + char *quota_str; + + if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string(cfg, "ats", "WAN_QUOTA_OUT", "a_str)) + { + fprintf (stderr, "Cannot load WAN outbound quota from configuration, exit!\n"); + ret = 1; + return; + } + if (GNUNET_SYSERR == GNUNET_STRINGS_fancy_size_to_bytes (quota_str, &wan_quota_out)) + { + fprintf (stderr, "Cannot load WAN outbound quota from configuration, exit!\n"); + ret = 1; + GNUNET_free (quota_str); + return; + } + GNUNET_free (quota_str); + quota_str = NULL; + + if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string(cfg, "ats", "WAN_QUOTA_IN", "a_str)) + { + fprintf (stderr, "Cannot load WAN inbound quota from configuration, exit!\n"); + ret = 1; + return; + } + if (GNUNET_SYSERR == GNUNET_STRINGS_fancy_size_to_bytes (quota_str, &wan_quota_in)) + { + fprintf (stderr, "Cannot load WAN inbound quota from configuration, exit!\n"); + GNUNET_free (quota_str); + ret = 1; + return; + } + GNUNET_free (quota_str); + quota_str = NULL; + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Configured WAN inbound quota: %llu\n", wan_quota_in); + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Configured WAN outbound quota: %llu\n", wan_quota_out); + + + die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL); + + /* Connect to ATS scheduling */ + sched_ats = GNUNET_ATS_scheduling_init (cfg, &address_suggest_cb, NULL); + if (sched_ats == NULL) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Could not connect to ATS scheduling!\n"); + ret = 1; + end (); + return; + } + + /* Set up peer 0 */ + if (GNUNET_SYSERR == GNUNET_CRYPTO_hash_from_string(PEERID0, &p[0].id.hashPubKey)) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Could not setup peer!\n"); + ret = GNUNET_SYSERR; + end (); + return; + } + + GNUNET_assert (0 == strcmp (PEERID0, GNUNET_i2s_full (&p[0].id))); + + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Created peer `%s'\n", + GNUNET_i2s(&p[0].id)); + + /* Set up peer 1*/ + if (GNUNET_SYSERR == GNUNET_CRYPTO_hash_from_string(PEERID1, &p[1].id.hashPubKey)) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Could not setup peer!\n"); + ret = GNUNET_SYSERR; + end (); + return; + } + + GNUNET_assert (0 == strcmp (PEERID1, GNUNET_i2s_full (&p[1].id))); + + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Created peer `%s'\n", + GNUNET_i2s(&p[1].id)); + + /* Prepare ATS Information */ + test_ats_info[0][0].type = htonl (GNUNET_ATS_NETWORK_TYPE); + test_ats_info[0][0].value = htonl(GNUNET_ATS_NET_WAN); + test_ats_info[0][1].type = htonl (GNUNET_ATS_QUALITY_NET_DISTANCE); + test_ats_info[0][1].value = htonl(1); + test_ats_count = 2; + + /* Adding address with session */ + test_session[0] = &test_addr[0]; + create_test_address (&test_addr[0], "test0", test_session[0], "test0", strlen ("test0") + 1); + test_hello_address[0].peer = p[0].id; + test_hello_address[0].transport_name = test_addr[0].plugin; + test_hello_address[0].address = test_addr[0].addr; + test_hello_address[0].address_length = test_addr[0].addr_len; + GNUNET_ATS_address_add (sched_ats, &test_hello_address[0], test_session[0], + test_ats_info[0], test_ats_count); + + GNUNET_ATS_suggest_address (sched_ats, &p[0].id); +} + + +int +main (int argc, char *argv[]) +{ + if (0 != GNUNET_TESTING_peer_run ("test_ats_api_scheduling_check_min_bw_alt", + "test_ats_api.conf", + &run, NULL)) + return 1; + return ret; +} + + +/* end of file test_ats_api_scheduling_check_min_bw_alt.c */ -- 2.25.1