summaryrefslogtreecommitdiff
path: root/src/experimentation/test_experimentation_clique_run.c
blob: 875e7501dc3da4e9e37bd13190bc5e75e7df4312 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
/*
  This file is part of GNUnet
  (C) 2008--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.
*/

/**
 * @file src/experimentation/test_experimentation_clique_run.c
 * @brief test case to run experiments with experimentation daemons in a clique
 * @author Sree Harsha Totakura <sreeharsha@totakura.in>
 * @author Matthias Wachs
 */

#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_testbed_service.h"


/**
 * Number of peers we want to start
 */
#define NUM_PEERS 2

#define NUM_ISSUER 1

#define NUM_EXPERIMENTS 2

#define TEST_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, (5 * NUM_PEERS) + 20)

/**
 * Array of peers
 */
static struct GNUNET_TESTBED_Peer **peers;

/**
 * Operation handle
 */
static struct GNUNET_TESTBED_Operation *op;

/**
 * Shutdown task
 */
static GNUNET_SCHEDULER_TaskIdentifier shutdown_task;

/**
 * Testing result
 */
static int result;

/**
 * Counter for counting overlay connections
 */
static unsigned int overlay_connects;

/**
 * Information we track for a peer in the testbed.
 */
struct ExperimentationPeer
{
  /**
   * Handle with testbed.
   */
  struct GNUNET_TESTBED_Peer *daemon;

  /**
   * Testbed operation to connect to statistics service
   */
  struct GNUNET_TESTBED_Operation *stat_op;

  /**
   * Handle to the statistics service
   */
  struct GNUNET_STATISTICS_Handle *sh;

  unsigned int active_nodes;
  unsigned int requested_nodes;
  unsigned int inactive_nodes;
  unsigned int issuer;
  unsigned int experiments_active;
  unsigned int experiments_outbound_running;
  unsigned int experiments_inbound_running;
};


struct ExperimentationPeer bp_slaves[NUM_PEERS];

/**
 * Shutdown nicely
 *
 * @param cls NULL
 * @param tc the task context
 */
static void
do_shutdown (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
  unsigned int peer;
	shutdown_task = GNUNET_SCHEDULER_NO_TASK;

  for (peer = 0; peer < NUM_PEERS; peer++)
  {
  	if (NULL != bp_slaves[peer].stat_op)
  		GNUNET_TESTBED_operation_done (bp_slaves[peer].stat_op);
  	bp_slaves[peer].stat_op = NULL;
  }

  if (NULL != op)
  {
    GNUNET_TESTBED_operation_done (op);
    op = NULL;
  }
  GNUNET_SCHEDULER_shutdown ();
}

/**
 * Controller event callback
 *
 * @param cls NULL
 * @param event the controller event
 */
static void
controller_event_cb (void *cls,
                     const struct GNUNET_TESTBED_EventInformation *event)
{
  switch (event->type)
  {
  case GNUNET_TESTBED_ET_CONNECT:
    overlay_connects++;
    if ((NUM_PEERS * (NUM_PEERS - 1)) == overlay_connects)
    {
      result = GNUNET_OK;
      GNUNET_log (GNUNET_ERROR_TYPE_INFO, "All %u peers connected \n", NUM_PEERS);
      if (GNUNET_SCHEDULER_NO_TASK != shutdown_task)
      {
      		GNUNET_SCHEDULER_cancel (shutdown_task);
      }
      shutdown_task = GNUNET_SCHEDULER_add_delayed (TEST_TIMEOUT, do_shutdown, NULL);
    }
    break;
  case GNUNET_TESTBED_ET_OPERATION_FINISHED:
    break;
  default:
    GNUNET_break (0);
    result = GNUNET_SYSERR;
    GNUNET_SCHEDULER_cancel (shutdown_task);
    shutdown_task = GNUNET_SCHEDULER_add_now (&do_shutdown, NULL);
  }
}

static void
check_end ()
{
	static int last_in_experiments_value = 0;
	static int last_out_experiments_value = 0;
  unsigned int peer;
  unsigned int t_running_outbound_experiments = 0;
  unsigned int t_running_inbound_experiments = 0;

	for (peer = 0; peer < NUM_PEERS; peer++)
	{
		t_running_outbound_experiments += bp_slaves[peer].experiments_outbound_running;
		t_running_inbound_experiments += bp_slaves[peer].experiments_inbound_running;

	}

	//fprintf (stderr, "%u %u \n", t_running_outbound_experiments, t_running_inbound_experiments);
	if (last_in_experiments_value < t_running_inbound_experiments)
		fprintf (stderr, ".");
	last_in_experiments_value = t_running_inbound_experiments;
	if (last_out_experiments_value < t_running_outbound_experiments)
		fprintf (stderr, ".");
	last_out_experiments_value = t_running_outbound_experiments;



	if ((t_running_inbound_experiments == (NUM_PEERS * NUM_EXPERIMENTS)) &&
			(t_running_outbound_experiments == (NUM_PEERS * NUM_EXPERIMENTS)))
	{
			fprintf (stderr, "\n");
			GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "All %u peers are running experiments\n", NUM_PEERS);
			GNUNET_SCHEDULER_add_now (&do_shutdown, NULL);
	}
}



/**
 * Callback function to process statistic values.
 *
 * @param cls struct StatsContext
 * @param subsystem name of subsystem that created the statistic
 * @param name the name of the datum
 * @param value the current value
 * @param is_persistent GNUNET_YES if the value is persistent, GNUNET_NO if not
 * @return GNUNET_OK to continue, GNUNET_SYSERR to abort iteration
 */
static int
stat_iterator (void *cls, const char *subsystem, const char *name,
                     uint64_t value, int is_persistent)
{
  struct ExperimentationPeer *peer = cls;

	if (0 == strcmp (name, "# experiments active"))
	{
			peer->experiments_active = value;
	}

	if (0 == strcmp (name, "# experiments outbound running"))
	{
			peer->experiments_outbound_running = value;
	}

	if (0 == strcmp (name, "# experiments inbound running"))
	{
			peer->experiments_inbound_running = value;
	}


	check_end ();

	return GNUNET_OK;
}

/**
 * Called after successfully opening a connection to a peer's statistics
 * service; we register statistics monitoring here.
 *
 * @param cls the callback closure from functions generating an operation
 * @param op the operation that has been finished
 * @param ca_result the service handle returned from GNUNET_TESTBED_ConnectAdapter()
 * @param emsg error message in case the operation has failed; will be NULL if
 *          operation has executed successfully.
 */
static void
stat_comp_cb (void *cls, struct GNUNET_TESTBED_Operation *op,
              void *ca_result, const char *emsg )
{
  //struct GNUNET_STATISTICS_Handle *sh = ca_result;
  struct ExperimentationPeer *peer = cls;

  if (NULL != emsg)
  {
    GNUNET_break (0);
    return;
  }

  GNUNET_break (GNUNET_OK == GNUNET_STATISTICS_watch
                (peer->sh, "experimentation", "# experiments active",
                 stat_iterator, peer));
  GNUNET_break (GNUNET_OK == GNUNET_STATISTICS_watch
                (peer->sh, "experimentation", "# experiments outbound running",
                 stat_iterator, peer));
  GNUNET_break (GNUNET_OK == GNUNET_STATISTICS_watch
                (peer->sh, "experimentation", "# experiments inbound running",
                 stat_iterator, peer));
}

/**
 * Called to open a connection to the peer's statistics
 *
 * @param cls peer context
 * @param cfg configuration of the peer to connect to; will be available until
 *          GNUNET_TESTBED_operation_done() is called on the operation returned
 *          from GNUNET_TESTBED_service_connect()
 * @return service handle to return in 'op_result', NULL on error
 */
static void *
stat_connect_adapter (void *cls,
                      const struct GNUNET_CONFIGURATION_Handle *cfg)
{
  struct ExperimentationPeer *peer = cls;
  peer->sh = GNUNET_STATISTICS_create ("experimentation", cfg);
  if (NULL == peer->sh)
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to create statistics \n");
  return peer->sh;
}


/**
 * Called to disconnect from peer's statistics service
 *
 * @param cls peer context
 * @param op_result service handle returned from the connect adapter
 */
static void
stat_disconnect_adapter (void *cls, void *op_result)
{
  struct ExperimentationPeer *peer = cls;
  GNUNET_break (GNUNET_OK == GNUNET_STATISTICS_watch_cancel
                (peer->sh, "experimentation", "# experiments active",
                 stat_iterator, peer));
  GNUNET_break (GNUNET_OK == GNUNET_STATISTICS_watch_cancel
                (peer->sh, "experimentation", "# experiments outbound running",
                 stat_iterator, peer));
  GNUNET_break (GNUNET_OK == GNUNET_STATISTICS_watch_cancel
                (peer->sh, "experimentation", "# experiments inbound running",
                 stat_iterator, peer));
  GNUNET_STATISTICS_destroy (op_result, GNUNET_NO);
  peer->sh = NULL;
}



/**
 * Signature of a main function for a testcase.
 *
 * @param cls closure
 * @param h the run handle
 * @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
 */
static void
test_master (void *cls,
             struct GNUNET_TESTBED_RunHandle *h,
             unsigned int num_peers,
             struct GNUNET_TESTBED_Peer **peers_,
             unsigned int links_succeeded,
             unsigned int links_failed)
{
  unsigned int peer;

  GNUNET_assert (NULL == cls);
  GNUNET_assert (NUM_PEERS == num_peers);
  GNUNET_assert (NULL != peers_);
  for (peer = 0; peer < num_peers; peer++)
  {
    GNUNET_assert (NULL != peers_[peer]);
    /* Connect to peer's statistic service */
    bp_slaves[peer].stat_op = GNUNET_TESTBED_service_connect (NULL,
    																peers_[peer], "statistics",
    																&stat_comp_cb, &bp_slaves[peer],
                                    &stat_connect_adapter,
                                    &stat_disconnect_adapter,
                                    &bp_slaves[peer]);

  }
  peers = peers_;
  overlay_connects = 0;
  op = GNUNET_TESTBED_overlay_configure_topology (NULL, NUM_PEERS, peers, NULL,
                                                  NULL,
                                                  NULL,
                                                  GNUNET_TESTBED_TOPOLOGY_CLIQUE,
                                                  /* GNUNET_TESTBED_TOPOLOGY_ERDOS_RENYI, */
                                                  /* NUM_PEERS, */
                                                  GNUNET_TESTBED_TOPOLOGY_OPTION_END);
  GNUNET_assert (NULL != op);
  shutdown_task = GNUNET_SCHEDULER_add_delayed (TEST_TIMEOUT, do_shutdown, NULL);
}


/**
 * Main function
 */
int
main (int argc, char **argv)
{
  uint64_t event_mask;

  result = GNUNET_SYSERR;
  event_mask = 0;
  event_mask |= (1LL << GNUNET_TESTBED_ET_CONNECT);
  event_mask |= (1LL << GNUNET_TESTBED_ET_OPERATION_FINISHED);
  (void) GNUNET_TESTBED_test_run ("test_experimentation_clique_run",
                                  "test_experimentation_clique.conf", NUM_PEERS,
                                  event_mask, &controller_event_cb, NULL,
                                  &test_master, NULL);
  if (GNUNET_OK != result)
    return 1;
  return 0;
}

/* end of test_experimentation_clique_run.c */