aboutsummaryrefslogtreecommitdiff
path: root/src/psyc/test_psyc_api_join.c
blob: 419fa11c11c75558c8cc491eb77ecfc4b01be68a (plain) (blame)
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
/*
 * This file is part of GNUnet
 * Copyright (C) 2013 GNUnet e.V.
 *
 * GNUnet is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Affero General Public License as published
 * by the Free Software Foundation, either version 3 of the License,
 * 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
 * Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.

     SPDX-License-Identifier: AGPL3.0-or-later
 */

/**
 * @file psyc/test_psyc_api_join.c
 * @brief Testbed test for the PSYC API.
 * @author xrs
 */

/**
 * Lessons Learned:
 * - define topology in config
 * - psyc slave join needs part to end (same with master)
 * - GNUNET_SCHEDULER_add_delayed return value will outdate at call time
 * - main can not contain GNUNET_log()
 */

#include "platform.h"
#include "gnunet_crypto_lib.h"
#include "gnunet_common.h"
#include "gnunet_util_lib.h"
#include "gnunet_testbed_service.h"
#include "gnunet_psyc_util_lib.h"
#include "gnunet_psyc_service.h"
#include "psyc_test_lib.h"

static struct pctx PEERS[2];

static int pids;


static void 
shutdown_task (void *cls)
{
  if (NULL != timeout_task_id) {
    GNUNET_SCHEDULER_cancel (timeout_task_id);
    timeout_task_id = NULL;
  }

  for (int i=0;i<2;i++) {
    GNUNET_free (PEERS[i].channel_pub_key);

    if (NULL != PEERS[i].psyc)
    {
      if (0 == i) 
        GNUNET_PSYC_master_stop (PEERS[i].psyc, GNUNET_NO, NULL, NULL);
      else 
        GNUNET_PSYC_slave_part (PEERS[i].psyc, GNUNET_NO, NULL, NULL);
    }
  }

  for (int i=0;i<MAX_TESTBED_OPS;i++)
    if (NULL != op[i])
      GNUNET_TESTBED_operation_done (op[i]);

  GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Shut down!\n");
}

static void
timeout_task (void *cls)
{
  GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Timeout!\n");

  timeout_task_id = NULL;

  result = GNUNET_SYSERR;
  GNUNET_SCHEDULER_shutdown ();
}

static void
join_decision_cb (void *cls,
                  const struct GNUNET_PSYC_JoinDecisionMessage *dcsn,
                  int is_admitted,
                  const struct GNUNET_PSYC_Message *join_msg)
{
  GNUNET_log (GNUNET_ERROR_TYPE_INFO,
              "slave: got join decision: %s\n", 
              (GNUNET_YES == is_admitted) ? "admitted":"rejected");

  result = (GNUNET_YES == is_admitted) ? GNUNET_OK : GNUNET_SYSERR;

  GNUNET_SCHEDULER_shutdown ();
}

static void
join_request_cb (void *cls,
                 const struct GNUNET_PSYC_JoinRequestMessage *req,
                 const struct GNUNET_CRYPTO_EcdsaPublicKey *slave_key,
                 const struct GNUNET_PSYC_Message *join_msg,
                 struct GNUNET_PSYC_JoinHandle *jh)
{
  struct GNUNET_HashCode slave_key_hash;

  GNUNET_log (GNUNET_ERROR_TYPE_INFO, "master: got join request.\n");

  GNUNET_CRYPTO_hash (slave_key, sizeof (*slave_key), &slave_key_hash);

  GNUNET_PSYC_join_decision (jh, GNUNET_YES, 0, NULL, NULL);
}

static void
psyc_da ()
{
  GNUNET_log (GNUNET_ERROR_TYPE_INFO, "disconnect form PSYC service\n");
}

static void *
psyc_ca (void *cls, const struct GNUNET_CONFIGURATION_Handle *cfg) 
{
  struct pctx *peer = (struct pctx*) cls;

  // Case: master role
  if (0 == peer->idx) {
    GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Connecting to PSYC as master ...\n");

    peer->psyc = (struct GNUNET_PSYC_Master *) 
      GNUNET_PSYC_master_start (cfg,
                                peer->channel_key,
                                GNUNET_PSYC_CHANNEL_PRIVATE,
                                NULL,
                                join_request_cb,
                                NULL,
                                NULL,
                                cls);
    return peer->psyc;
  }

  GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Connecting to PSYC as slave ...\n");

  struct GNUNET_PSYC_Environment *env = GNUNET_PSYC_env_create ();
  GNUNET_PSYC_env_add (env, GNUNET_PSYC_OP_ASSIGN, "_foo", "bar baz", 7);
  GNUNET_PSYC_env_add (env, GNUNET_PSYC_OP_ASSIGN, "_foo_bar", "foo bar baz", 11);

  struct GNUNET_PSYC_Message *
    join_msg = GNUNET_PSYC_message_create ("_request_join", env, "some data", 40);

  peer->psyc = (struct GNUNET_PSYC_Slave *)
    GNUNET_PSYC_slave_join (cfg,
                            peer->channel_pub_key,
                            peer->id_key,
                            GNUNET_PSYC_SLAVE_JOIN_NONE,
                            peer->peer_id_master, 
                            0,
                            NULL,
                            NULL,
                            NULL,
                            NULL,
                            join_decision_cb,
                            cls,
                            join_msg);

  GNUNET_free (join_msg);
  peer->channel = GNUNET_PSYC_slave_get_channel (peer->psyc);
  GNUNET_PSYC_env_destroy (env);

  return peer->psyc;
}

static void
service_connect (void *cls,
                 struct GNUNET_TESTBED_Operation *op,
                 void *ca_result,
                 const char *emsg)
{
  GNUNET_assert (NULL != ca_result);

  GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Connected to the service\n");
}

static void 
connect_to_services (void *cls)
{
  for (int i = 0; i < 2; i++)
  {
    PEERS[i].peer_id_master = PEERS[0].peer_id;

    op[op_cnt++] = 
      GNUNET_TESTBED_service_connect (NULL, PEERS[i].testbed_peer, "psyc", 
                                      &service_connect, &PEERS[i], &psyc_ca, 
                                      &psyc_da, &PEERS[i]);
  }
}

static void
pinfo_cb (void *cls,
          struct GNUNET_TESTBED_Operation *operation,
          const struct GNUNET_TESTBED_PeerInformation *pinfo,
          const char *emsg)
{
  struct pctx *peer = (struct pctx*) cls;

  peer->peer_id = pinfo->result.id;

  pids++;
  if (pids < 2)
    return;
  GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Got all IDs, starting test\n");

  GNUNET_SCHEDULER_add_now (&connect_to_services, NULL);
}

static void
testbed_master (void *cls,
     struct GNUNET_TESTBED_RunHandle *h,
     unsigned int num_peers,
     struct GNUNET_TESTBED_Peer **p,
     unsigned int links_succeeded,
     unsigned int links_failed)
{
  struct GNUNET_CRYPTO_EddsaPrivateKey *channel_key = NULL;

  GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Connected to testbed_master\n");

  // Set up shutdown logic
  GNUNET_SCHEDULER_add_shutdown (&shutdown_task, NULL); 
  timeout_task_id = 
    GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS, 15),
                                  &timeout_task, NULL);
  GNUNET_assert (NULL != timeout_task_id);

  // Set up channel key
  channel_key = GNUNET_CRYPTO_eddsa_key_create ();
  GNUNET_assert (NULL != channel_key);
  
  // Set up information contexts for peers
  for (int i=0 ; i < 2 ; i++)
  {
    PEERS[i].idx = i;
    PEERS[i].testbed_peer = p[i];

    // Create "egos"
    PEERS[i].id_key = GNUNET_CRYPTO_ecdsa_key_create ();

    // Set up channel keys shared by master and slave
    PEERS[i].channel_key = channel_key; 

    PEERS[i].channel_pub_key = 
      GNUNET_malloc (sizeof (struct GNUNET_CRYPTO_EddsaPublicKey));
    // Get public key 
    GNUNET_CRYPTO_eddsa_key_get_public (PEERS[i].channel_key, 
                                        PEERS[i].channel_pub_key);
    // Get peerinfo
    op[op_cnt++] = 
      GNUNET_TESTBED_peer_get_information (p[i], 
                                           GNUNET_TESTBED_PIT_IDENTITY, 
                                           pinfo_cb, &PEERS[i]);
  }
}

int 
main (int argc, char *argv[])
{
  int ret; 

  ret = GNUNET_TESTBED_test_run ("test_psyc_api_join", "test_psyc.conf",
                                 2, 0LL, NULL, NULL, 
                                 &testbed_master, NULL);

  if ( (GNUNET_OK != ret) || (GNUNET_OK != result) )
    return 1;

  return 0;
}

/* end of test_psyc_api_join.c */