aboutsummaryrefslogtreecommitdiff
path: root/src/testbed/test_gnunet_helper_testbed.c
blob: d4eec0269372d6f22daf8fc919f230d24533ba95 (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
/*
      This file is part of GNUnet
      Copyright (C) 2008--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 testbed/test_gnunet_helper_testbed.c
 * @brief Testcase for testing gnunet-helper-testbed.c
 * @author Sree Harsha Totakura <sreeharsha@totakura.in>
 */

#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_testbed_service.h"
#include <zlib.h>

#include "testbed_api.h"
#include "testbed_helper.h"
#include "testbed_api_hosts.h"

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


/**
 * Handle to the helper process
 */
static struct GNUNET_HELPER_Handle *helper;

/**
 * Message to helper
 */
static struct GNUNET_TESTBED_HelperInit *msg;

/**
 * Message send handle
 */
static struct GNUNET_HELPER_SendHandle *shandle;

/**
 * Abort task identifier
 */
static struct GNUNET_SCHEDULER_Task *abort_task;

/**
 * Shutdown task identifier
 */
static struct GNUNET_SCHEDULER_Task *shutdown_task;

/**
 * Configuratin handler
 */
static struct GNUNET_CONFIGURATION_Handle *cfg;

/**
 * Global testing status
 */
static int result;


/**
 * Shutdown nicely
 *
 * @param cls NULL
 */
static void
do_shutdown (void *cls)
{
  if (NULL != abort_task)
    GNUNET_SCHEDULER_cancel (abort_task);
  if (NULL != helper)
    GNUNET_HELPER_stop (helper, GNUNET_NO);
  GNUNET_free (msg);
  if (NULL != cfg)
    GNUNET_CONFIGURATION_destroy (cfg);
}


/**
 * abort task to run on test timed out
 *
 * @param cls NULL
 */
static void
do_abort (void *cls)
{
  abort_task = NULL;
  LOG (GNUNET_ERROR_TYPE_WARNING, "Test timedout -- Aborting\n");
  result = GNUNET_SYSERR;
  if (NULL != shandle)
    GNUNET_HELPER_send_cancel (shandle);
  if (NULL == shutdown_task)
    shutdown_task = GNUNET_SCHEDULER_add_now (&do_shutdown, NULL);
}


/**
 * Continuation function.
 *
 * @param cls closure
 * @param result #GNUNET_OK on success,
 *               #GNUNET_NO if helper process died
 *               #GNUNET_SYSERR during GNUNET_HELPER_stop()
 */
static void
cont_cb (void *cls,
         int result)
{
  shandle = NULL;
  LOG (GNUNET_ERROR_TYPE_DEBUG,
       "Message sent\n");
  GNUNET_assert (GNUNET_OK == result);
}


/**
 * Functions with this signature are called whenever a
 * complete message is received by the tokenizer.
 *
 * Do not call GNUNET_SERVER_mst_destroy in callback
 *
 * @param cls closure
 * @param client identification of the client
 * @param message the actual message
 * @return #GNUNET_OK on success, #GNUNET_SYSERR to stop further processing
 */
static int
mst_cb (void *cls,
        const struct GNUNET_MessageHeader *message)
{
  const struct GNUNET_TESTBED_HelperReply *msg;
  char *config;
  uLongf config_size;
  uLongf xconfig_size;

  msg = (const struct GNUNET_TESTBED_HelperReply *) message;
  config_size = 0;
  xconfig_size = 0;
  GNUNET_assert (sizeof(struct GNUNET_TESTBED_HelperReply) <
                 ntohs (msg->header.size));
  GNUNET_assert (GNUNET_MESSAGE_TYPE_TESTBED_HELPER_REPLY ==
                 ntohs (msg->header.type));
  config_size = (uLongf) ntohs (msg->config_size);
  xconfig_size =
    (uLongf) (ntohs (msg->header.size)
              - sizeof(struct GNUNET_TESTBED_HelperReply));
  config = GNUNET_malloc (config_size);
  GNUNET_assert (Z_OK ==
                 uncompress ((Bytef *) config, &config_size,
                             (const Bytef *) &msg[1], xconfig_size));
  GNUNET_free (config);
  if (NULL == shutdown_task)
    shutdown_task =
      GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
                                      (GNUNET_TIME_UNIT_SECONDS, 1),
                                    &do_shutdown, NULL);
  return GNUNET_OK;
}


/**
 * Callback that will be called when the helper process dies. This is not called
 * when the helper process is stoped using GNUNET_HELPER_stop()
 *
 * @param cls the closure from GNUNET_HELPER_start()
 */
static void
exp_cb (void *cls)
{
  helper = NULL;
  result = GNUNET_SYSERR;
}


/**
 * Main function that will be run.
 *
 * @param cls closure
 * @param args remaining command-line arguments
 * @param cfgfile name of the configuration file used (for saving, can be NULL!)
 * @param cfg configuration
 */
static void
run (void *cls, char *const *args, const char *cfgfile,
     const struct GNUNET_CONFIGURATION_Handle *cfg2)
{
  static char *const binary_argv[] = {
    "gnunet-helper-testbed",
    NULL
  };
  const char *trusted_ip = "127.0.0.1";

  helper =
    GNUNET_HELPER_start (GNUNET_YES,
                         "gnunet-helper-testbed",
                         binary_argv,
                         &mst_cb,
                         &exp_cb,
                         NULL);
  GNUNET_assert (NULL != helper);
  cfg = GNUNET_CONFIGURATION_dup (cfg2);
  msg = GNUNET_TESTBED_create_helper_init_msg_ (trusted_ip, NULL, cfg);
  shandle =
    GNUNET_HELPER_send (helper, &msg->header, GNUNET_NO, &cont_cb, NULL);
  GNUNET_assert (NULL != shandle);
  abort_task =
    GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
                                    (GNUNET_TIME_UNIT_MINUTES, 1), &do_abort,
                                  NULL);
}


/**
 * Main function
 *
 * @param argc the number of command line arguments
 * @param argv command line arg array
 * @return return code
 */
int
main (int argc, char **argv)
{
  struct GNUNET_GETOPT_CommandLineOption options[] = {
    GNUNET_GETOPT_OPTION_END
  };

  result = GNUNET_OK;
  if (GNUNET_OK !=
      GNUNET_PROGRAM_run (argc, argv, "test_gnunet_helper_testbed",
                          "Testcase for testing gnunet-helper-testbed.c",
                          options, &run, NULL))
    return 1;
  return (GNUNET_OK == result) ? 0 : 1;
}


/* end of test_gnunet_helper_testbed.c */