2 This file is part of GNUnet.
3 (C) 2010,2011 Christian Grothoff (and other contributing authors)
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6 it under the terms of the GNU General Public License as published
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
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21 * @file ats/test_ats_api_scheduling_reset_backoff.c
22 * @brief test case for blocking suggests and blocking reset API
23 * measure duration of initial suggest, measure blocking duration,
24 * reset block, measure suggest, compare time
25 * @author Christian Grothoff
26 * @author Matthias Wachs
29 #include "gnunet_ats_service.h"
30 #include "gnunet_testing_lib-new.h"
32 #include "test_ats_api_common.h"
34 #define WAIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MILLISECONDS, 10)
36 static GNUNET_SCHEDULER_TaskIdentifier die_task;
38 static GNUNET_SCHEDULER_TaskIdentifier wait_task;
43 static struct GNUNET_ATS_SchedulingHandle *sched_ats;
53 static struct Test_Address test_addr;
58 static struct PeerContext p;
63 struct GNUNET_HELLO_Address test_hello_address;
68 static void *test_session;
73 struct GNUNET_ATS_Information test_ats_info[2];
78 uint32_t test_ats_count;
81 struct GNUNET_TIME_Absolute initial_start;
83 struct GNUNET_TIME_Relative initial_duration;
88 struct GNUNET_TIME_Absolute block_start;
90 struct GNUNET_TIME_Relative block_duration;
92 struct GNUNET_TIME_Absolute reset_block_start;
94 struct GNUNET_TIME_Relative reset_block_duration;
97 create_test_address (struct Test_Address *dest, char * plugin, void *session, void *addr, size_t addrlen)
99 dest->plugin = GNUNET_strdup (plugin);
100 dest->session = session;
101 dest->addr = GNUNET_malloc (addrlen);
102 memcpy (dest->addr, addr, addrlen);
103 dest->addr_len = addrlen;
107 free_test_address (struct Test_Address *dest)
109 GNUNET_free (dest->plugin);
110 GNUNET_free (dest->addr);
115 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
117 die_task = GNUNET_SCHEDULER_NO_TASK;
118 if (wait_task != GNUNET_SCHEDULER_NO_TASK)
120 GNUNET_SCHEDULER_cancel (wait_task);
121 wait_task = GNUNET_SCHEDULER_NO_TASK;
123 if (sched_ats != NULL)
124 GNUNET_ATS_scheduling_done (sched_ats);
125 free_test_address (&test_addr);
133 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Shutting down\n");
134 if (die_task != GNUNET_SCHEDULER_NO_TASK)
136 GNUNET_SCHEDULER_cancel (die_task);
137 die_task = GNUNET_SCHEDULER_NO_TASK;
139 if (wait_task != GNUNET_SCHEDULER_NO_TASK)
141 GNUNET_SCHEDULER_cancel (wait_task);
142 wait_task = GNUNET_SCHEDULER_NO_TASK;
144 GNUNET_ATS_scheduling_done (sched_ats);
146 free_test_address (&test_addr);
150 compare_addresses (const struct GNUNET_HELLO_Address *address1, void *session1,
151 const struct GNUNET_HELLO_Address *address2, void *session2)
153 if (0 != memcmp (&address1->peer, &address2->peer, sizeof (struct GNUNET_PeerIdentity)))
155 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Suggestion with invalid peer id'\n");
156 return GNUNET_SYSERR;
158 if (0 != strcmp (address1->transport_name, address2->transport_name))
160 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Suggestion with invalid plugin'\n");
161 return GNUNET_SYSERR;
163 if (address1->address_length != address2->address_length)
165 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Suggestion with invalid address length'\n");
166 return GNUNET_SYSERR;
169 else if (0 != memcmp (address1->address, address2->address, address2->address_length))
171 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Suggestion with invalid address'\n");
172 return GNUNET_SYSERR;
174 if (session1 != session2)
176 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Suggestion with invalid session1 %p vs session2 %p'\n",
178 return GNUNET_SYSERR;
186 compare_ats (const struct GNUNET_ATS_Information *ats_is, uint32_t ats_count_is,
187 const struct GNUNET_ATS_Information *ats_should, uint32_t ats_count_should)
191 char *prop[] = GNUNET_ATS_PropertyStrings;
198 for (c_o = 0; c_o < ats_count_is; c_o++)
200 for (c_i = 0; c_i < ats_count_should; c_i++)
202 type1 = ntohl(ats_is[c_o].type);
203 type2 = ntohl(ats_should[c_i].type);
206 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ATS type `%s'\n",
208 val1 = ntohl(ats_is[c_o].value);
209 val2 = ntohl(ats_should[c_i].value);
212 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "ATS value `%s' not equal: %u != %u\n",
219 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ATS value `%s' equal: %u == %u\n",
230 request_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
232 wait_task = GNUNET_SCHEDULER_NO_TASK;
233 GNUNET_ATS_suggest_address (sched_ats, &p.id);
234 wait_task = GNUNET_SCHEDULER_add_delayed (WAIT, &request_task, NULL);
238 address_suggest_cb (void *cls, const struct GNUNET_HELLO_Address *address,
239 struct Session *session,
240 struct GNUNET_BANDWIDTH_Value32NBO bandwidth_out,
241 struct GNUNET_BANDWIDTH_Value32NBO bandwidth_in,
242 const struct GNUNET_ATS_Information *atsi,
245 static int stage = 0;
247 GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Stage %u\n", stage);
250 /* Suggestion after resetting block interval */
251 reset_block_duration = GNUNET_TIME_absolute_get_difference(reset_block_start, GNUNET_TIME_absolute_get());
252 GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Address suggestion after resetting blocking took about %llu ms!\n",
253 (long long unsigned int) reset_block_duration.rel_value);
254 if ((block_duration.rel_value <= (initial_duration.rel_value * 3)) ||
255 (initial_duration.rel_value <= (block_duration.rel_value * 3)))
257 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
258 "Address suggestion after resetting blocking (%llu ms) took about the same as initial suggestion (%llu ms)\n",
259 (long long unsigned int) reset_block_duration.rel_value,
260 (long long unsigned int) initial_duration.rel_value);
265 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Address suggestion after resetting blocking (%llu ms) has too big difference to initial suggestion (%llu ms)\n",
266 (long long unsigned int) reset_block_duration.rel_value,
267 (long long unsigned int) initial_duration.rel_value);
269 GNUNET_ATS_suggest_address_cancel (sched_ats, &p.id);
270 GNUNET_SCHEDULER_add_now (&end, NULL);
274 if (((initial_duration.rel_value * 3) <= block_duration.rel_value ) &&
275 ((reset_block_duration.rel_value * 3) <= block_duration.rel_value))
277 GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Address suggestion after resetting blocking (%llu ms) and initial suggestion (%llu ms) much faster than with blocking (%llu ms)\n",
278 (long long unsigned int) reset_block_duration.rel_value,
279 (long long unsigned int) initial_duration.rel_value,
280 (long long unsigned int) block_duration.rel_value);
285 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Address suggestion after resetting blocking (%llu ms) and initial suggestion (%llu ms) not faster than with blocking (%llu ms)\n",
286 (long long unsigned int) reset_block_duration.rel_value,
287 (long long unsigned int) initial_duration.rel_value,
288 (long long unsigned int) block_duration.rel_value);
293 GNUNET_ATS_suggest_address_cancel (sched_ats, &p.id);
294 GNUNET_SCHEDULER_add_now (&end, NULL);
299 /* Suggestion after block*/
300 block_duration = GNUNET_TIME_absolute_get_difference(block_start, GNUNET_TIME_absolute_get());
301 GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Address suggestion was blocked for about %llu ms!\n",
302 (long long unsigned int) block_duration.rel_value);
304 if (GNUNET_OK == compare_addresses (address, session, &test_hello_address, test_session))
306 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stage 0: Callback with correct address `%s'\n",
307 GNUNET_i2s (&address->peer));
312 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stage 0: Callback with invalid address `%s'\n",
313 GNUNET_i2s (&address->peer));
314 GNUNET_ATS_suggest_address_cancel (sched_ats, &p.id);
315 GNUNET_SCHEDULER_add_now (&end, NULL);
319 if (GNUNET_OK != compare_ats(atsi, ats_count, test_ats_info, test_ats_count))
321 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Stage 0: Callback with incorrect ats info \n");
322 GNUNET_ATS_suggest_address_cancel (sched_ats, &p.id);
323 GNUNET_SCHEDULER_add_now (&end, NULL);
328 /* Reset block interval */
329 GNUNET_ATS_reset_backoff (sched_ats, &address->peer);
330 reset_block_start = GNUNET_TIME_absolute_get();
331 GNUNET_ATS_suggest_address (sched_ats, &p.id);
335 /* Initial suggestion */
336 if (GNUNET_OK == compare_addresses (address, session, &test_hello_address, test_session))
338 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stage 0: Callback with correct address `%s'\n",
339 GNUNET_i2s (&address->peer));
344 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stage 0: Callback with invalid address `%s'\n",
345 GNUNET_i2s (&address->peer));
346 GNUNET_ATS_suggest_address_cancel (sched_ats, &p.id);
347 GNUNET_SCHEDULER_add_now (&end, NULL);
351 if (GNUNET_OK != compare_ats(atsi, ats_count, test_ats_info, test_ats_count))
353 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Stage 0: Callback with incorrect ats info \n");
354 GNUNET_ATS_suggest_address_cancel (sched_ats, &p.id);
355 GNUNET_SCHEDULER_add_now (&end, NULL);
359 initial_duration = GNUNET_TIME_absolute_get_difference(initial_start, GNUNET_TIME_absolute_get());
360 GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Initial suggestion took about %llu ms\n",
361 (long long unsigned int) block_duration.rel_value);
363 block_start = GNUNET_TIME_absolute_get();
364 wait_task = GNUNET_SCHEDULER_add_delayed (WAIT, &request_task, NULL);
371 const struct GNUNET_CONFIGURATION_Handle *cfg,
372 struct GNUNET_TESTING_Peer *peer)
375 die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
377 /* Connect to ATS scheduling */
378 sched_ats = GNUNET_ATS_scheduling_init (cfg, &address_suggest_cb, NULL);
379 if (sched_ats == NULL)
381 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Could not connect to ATS scheduling!\n");
388 if (GNUNET_SYSERR == GNUNET_CRYPTO_hash_from_string(PEERID, &p.id.hashPubKey))
390 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Could not setup peer!\n");
395 GNUNET_assert (0 == strcmp (PEERID, GNUNET_i2s_full (&p.id)));
397 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Created peer `%s'\n",
398 GNUNET_i2s_full(&p.id));
400 /* Prepare ATS Information */
401 test_ats_info[0].type = htonl (GNUNET_ATS_NETWORK_TYPE);
402 test_ats_info[0].value = htonl(GNUNET_ATS_NET_WAN);
403 test_ats_info[1].type = htonl (GNUNET_ATS_QUALITY_NET_DISTANCE);
404 test_ats_info[1].value = htonl(1);
407 /* Adding address without session */
408 test_session = &test_addr;
409 create_test_address (&test_addr, "test", test_session, "test", strlen ("test") + 1);
410 test_hello_address.peer = p.id;
411 test_hello_address.transport_name = test_addr.plugin;
412 test_hello_address.address = test_addr.addr;
413 test_hello_address.address_length = test_addr.addr_len;
414 GNUNET_ATS_address_add (sched_ats, &test_hello_address, test_session, test_ats_info, test_ats_count);
416 initial_start = GNUNET_TIME_absolute_get();
417 GNUNET_ATS_suggest_address (sched_ats, &p.id);
422 main (int argc, char *argv[])
424 if (0 != GNUNET_TESTING_peer_run ("test_ats_api_scheduling_add_address",
430 /* end of file test_ats_api_scheduling_reset_backoff.c */