aboutsummaryrefslogtreecommitdiff
path: root/src/testing/testing_api_cmd_wait.c
blob: 40f4d360a4df555fbcbfabee1beabab23553f177 (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
/*
  This file is part of TALER
  (C) 2018 Taler Systems SA

  TALER 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.

  TALER 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 TALER; see the file COPYING.  If not, see
  <http://www.gnu.org/licenses/>
*/
/**
 * @file testing/testing_api_cmd_wait.c
 * @brief command(s) to wait on some process
 * @author Christian Grothoff
 */
#include "platform.h"
#include "taler_json_lib.h"
#include <gnunet/gnunet_curl_lib.h>
#include "taler_testing_lib.h"


/**
 * Cleanup the state from a "wait service" CMD.
 *
 * @param cls closure.
 * @param cmd the command which is being cleaned up.
 */
static void
wait_service_cleanup (void *cls,
                      const struct TALER_TESTING_Command *cmd)
{
  (void) cls;
  (void) cmd;
  /* nothing to clean.  */
  return;
}


/**
 * No traits to offer, just provide a stub to be called when
 * some CMDs iterates through the list of all the commands.
 *
 * @param cls closure.
 * @param[out] ret result.
 * @param trait name of the trait.
 * @param index index number of the trait to return.
 * @return #GNUNET_OK on success.
 */
static int
wait_service_traits (void *cls,
                     const void **ret,
                     const char *trait,
                     unsigned int index)
{
  (void) cls;
  (void) ret;
  (void) trait;
  (void) index;
  return GNUNET_NO;
}


/**
 * Run a "wait service" CMD.
 *
 * @param cls closure.
 * @param cmd the command being run.
 * @param is the interpreter state.
 */
static void
wait_service_run (void *cls,
                  const struct TALER_TESTING_Command *cmd,
                  struct TALER_TESTING_Interpreter *is)
{
  unsigned int iter = 0;
  const char *url = cmd->cls;
  char *wget_cmd;

  (void) cls;
  GNUNET_asprintf (&wget_cmd,
                   "wget -q -t 1 -T 1 %s -o /dev/null -O /dev/null",
                   url);
  do
  {
    fprintf (stderr, ".");

    if (10 == iter++)
    {
      TALER_LOG_ERROR ("Could not reach the proxied service\n");
      TALER_TESTING_interpreter_fail (is);
      GNUNET_free (wget_cmd);
      return;
    }
  }
  while (0 != system (wget_cmd));

  GNUNET_free (wget_cmd);
  TALER_TESTING_interpreter_next (is);
}


/**
 * This CMD simply tries to connect via HTTP to the
 * service addressed by @a url.  It attempts 10 times
 * before giving up and make the test fail.
 *
 * @param label label for the command.
 * @param url complete URL to connect to.
 */
struct TALER_TESTING_Command
TALER_TESTING_cmd_wait_service (const char *label,
                                const char *url)
{
  struct TALER_TESTING_Command cmd = {
    .label = label,
    .run = wait_service_run,
    .cleanup = wait_service_cleanup,
    .traits = wait_service_traits,
    .cls = (void *) url
  };

  return cmd;
}


/* end of testing_api_cmd_sleep.c  */