aboutsummaryrefslogtreecommitdiff
path: root/src/transport/transport_api_cmd_connecting_peers.c
blob: b50b63c625bdc8a87ca78e1a8c2249e8559a80fa (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
/*
      This file is part of GNUnet
      Copyright (C) 2021 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 testing_api_cmd_start_peer.c
 * @brief cmd to start a peer.
 * @author t3sserakt
 */
#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_testing_ng_lib.h"
#include "gnunet_testing_netjail_lib.h"
#include "gnunet_transport_application_service.h"
#include "gnunet_hello_lib.h"
#include "gnunet_transport_service.h"
#include "transport-testing-cmds.h"

/**
 * Generic logging shortcut
 */
#define LOG(kind, ...) GNUNET_log (kind, __VA_ARGS__)

/**
 * The run method of this cmd will connect to peers.
 *
 */
static void
connect_peers_run (void *cls,
                   struct GNUNET_TESTING_Interpreter *is)
{
  struct ConnectPeersState *cps = cls;
  const struct GNUNET_TESTING_Command *system_cmd;
  struct GNUNET_TESTING_System *tl_system;


  const struct GNUNET_TESTING_Command *peer1_cmd;
  struct GNUNET_TRANSPORT_ApplicationHandle *ah;
  struct GNUNET_PeerIdentity *peer;
  char *addr;
  enum GNUNET_NetworkType nt = 0;
  uint32_t num;
  struct GNUNET_TESTING_NodeConnection *pos_connection;
  struct GNUNET_TESTING_AddressPrefix *pos_prefix;
  unsigned int con_num = 0;

  cps->is = is;
  peer1_cmd = GNUNET_TESTING_interpreter_lookup_command (is,
                                                         cps->start_peer_label);
  GNUNET_TRANSPORT_get_trait_application_handle (peer1_cmd,
                                                 &ah);

  system_cmd = GNUNET_TESTING_interpreter_lookup_command (is,
                                                          cps->create_label);
  GNUNET_TESTING_get_trait_test_system (system_cmd,
                                        &tl_system);

  cps->tl_system = tl_system;

  LOG (GNUNET_ERROR_TYPE_DEBUG,
       "cps->num: %u \n",
       cps->num);

  cps->node_connections_head = GNUNET_TESTING_get_connections (cps->num,
                                                               cps->topology);

  for (pos_connection = cps->node_connections_head; NULL != pos_connection;
       pos_connection = pos_connection->next)
  {
    con_num++;
    num = GNUNET_TESTING_calculate_num (pos_connection, cps->topology);
    for (pos_prefix = pos_connection->address_prefixes_head; NULL != pos_prefix;
         pos_prefix =
           pos_prefix->next)
    {
      addr = GNUNET_TESTING_get_address (pos_connection,
                                         pos_prefix->address_prefix);
      peer = GNUNET_TESTING_get_pub_key (num, tl_system);
      GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
                  "validating peer number %u with identity %s\n",
                  num,
                  GNUNET_i2s (peer));
      GNUNET_TRANSPORT_application_validate (ah,
                                             peer,
                                             nt,
                                             addr);
      GNUNET_free (peer);
      GNUNET_free (addr);
    }
  }
  cps->con_num = con_num;
}


/**
 * Callback from start peer cmd for signaling a peer got connected.
 *
 */
static void *
notify_connect (void *cls,
                const struct GNUNET_PeerIdentity *peer,
                struct GNUNET_MQ_Handle *mq)
{
  struct ConnectPeersState *cps = cls;
  struct GNUNET_PeerIdentity *peer_connection;
  unsigned int con_num = 0;
  struct GNUNET_TESTING_NodeConnection *pos_connection;
  unsigned int num;
  void *ret = NULL;

  for (pos_connection = cps->node_connections_head; NULL != pos_connection;
       pos_connection = pos_connection->next)
  {
    num = GNUNET_TESTING_calculate_num (pos_connection, cps->topology);
    peer_connection = GNUNET_TESTING_get_pub_key (num, cps->tl_system);
    if (0 == GNUNET_memcmp (peer,
                            peer_connection))
      con_num++;
    GNUNET_free (peer_connection);
  }


  if (cps->con_num == con_num)
  {
    GNUNET_TESTING_async_finish (&cps->ac);
  }
  return ret;
}


/**
 * The cleanup function of this cmd frees resources the cmd allocated.
 *
 */
static void
connect_peers_cleanup (void *cls)
{
  struct ConnectPeersState *cps = cls;

  GNUNET_free (cps);
}


/**
 * This function prepares an array with traits.
 *
 */
enum GNUNET_GenericReturnValue
connect_peers_traits (void *cls,
                      const void **ret,
                      const char *trait,
                      unsigned int index)
{
  struct StartPeerState *cps = cls;
  struct GNUNET_TESTING_Trait traits[] = {
    {
      .index = 0,
      .trait_name = "state",
      .ptr = (const void *) cps,
    },
    GNUNET_TESTING_trait_end ()
  };
  return GNUNET_TESTING_get_trait (traits,
                                   ret,
                                   trait,
                                   index);
}


/**
 * Function to get the trait with the struct ConnectPeersState.
 *
 * @param[out] sps struct ConnectPeersState.
 * @return #GNUNET_OK if no error occurred, #GNUNET_SYSERR otherwise.
 *
 */
enum GNUNET_GenericReturnValue
GNUNET_TRANSPORT_get_trait_connect_peer_state (
  const struct GNUNET_TESTING_Command *cmd,
  struct ConnectPeersState **cps)
{
  return cmd->traits (cmd->cls,
                      (const void **) cps,
                      "state",
                      (unsigned int) 0);
}


struct GNUNET_TESTING_Command
GNUNET_TRANSPORT_cmd_connect_peers (const char *label,
                                    const char *start_peer_label,
                                    const char *create_label,
                                    uint32_t num,
                                    struct GNUNET_TESTING_NetjailTopology *
                                    topology)
{
  struct ConnectPeersState *cps;

  cps = GNUNET_new (struct ConnectPeersState);
  cps->start_peer_label = start_peer_label;
  cps->num = num;
  cps->create_label = create_label;
  cps->topology = topology;
  cps->notify_connect = &notify_connect;

  {
    struct GNUNET_TESTING_Command cmd = {
      .cls = cps,
      .label = label,
      .run = &connect_peers_run,
      .ac = &cps->ac,
      .cleanup = &connect_peers_cleanup,
      .traits = &connect_peers_traits
    };

    return cmd;
  }
}