Line data Source code
1 : /*
2 : This file is part of TALER
3 : Copyright (C) 2023 Taler Systems SA
4 :
5 : TALER is free software; you can redistribute it and/or modify
6 : it under the terms of the GNU General Public License as
7 : published by the Free Software Foundation; either version 3,
8 : or (at your option) any later version.
9 :
10 : TALER is distributed in the hope that it will be useful,
11 : but WITHOUT ANY WARRANTY; without even the implied warranty of
12 : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 : GNU General Public License for more details.
14 :
15 : You should have received a copy of the GNU General Public
16 : License along with TALER; see the file COPYING. If not, see
17 : <http://www.gnu.org/licenses/>
18 : */
19 : /**
20 : * @file testing/testing_api_cmd_exec_wget.c
21 : * @brief run a wget command
22 : * @author Christian Grothoff
23 : */
24 : #include "taler/platform.h"
25 : #include "taler/taler_json_lib.h"
26 : #include <gnunet/gnunet_curl_lib.h>
27 : #include "taler/taler_signatures.h"
28 : #include "taler/taler_testing_lib.h"
29 :
30 :
31 : /**
32 : * State for a "wget" CMD.
33 : */
34 : struct WgetState
35 : {
36 : /**
37 : * Process for the wgeter.
38 : */
39 : struct GNUNET_OS_Process *wget_proc;
40 :
41 : /**
42 : * URL to used by the wget.
43 : */
44 : const char *url;
45 : };
46 :
47 :
48 : /**
49 : * Run the command; use the `wget` program.
50 : *
51 : * @param cls closure.
52 : * @param cmd command currently being executed.
53 : * @param is interpreter state.
54 : */
55 : static void
56 0 : wget_run (void *cls,
57 : const struct TALER_TESTING_Command *cmd,
58 : struct TALER_TESTING_Interpreter *is)
59 : {
60 0 : struct WgetState *ws = cls;
61 :
62 : (void) cmd;
63 : ws->wget_proc
64 0 : = GNUNET_OS_start_process (GNUNET_OS_INHERIT_STD_ALL,
65 : NULL, NULL, NULL,
66 : "wget",
67 : "wget",
68 : ws->url,
69 : NULL);
70 0 : if (NULL == ws->wget_proc)
71 : {
72 0 : GNUNET_break (0);
73 0 : TALER_TESTING_interpreter_fail (is);
74 0 : return;
75 : }
76 0 : TALER_TESTING_wait_for_sigchld (is);
77 : }
78 :
79 :
80 : /**
81 : * Free the state of a "wget" CMD, and possibly
82 : * kills its process if it did not terminate regularly.
83 : *
84 : * @param cls closure.
85 : * @param cmd the command being freed.
86 : */
87 : static void
88 0 : wget_cleanup (void *cls,
89 : const struct TALER_TESTING_Command *cmd)
90 : {
91 0 : struct WgetState *ws = cls;
92 :
93 : (void) cmd;
94 0 : if (NULL != ws->wget_proc)
95 : {
96 0 : GNUNET_break (0 ==
97 : GNUNET_OS_process_kill (ws->wget_proc,
98 : SIGKILL));
99 0 : GNUNET_OS_process_wait (ws->wget_proc);
100 0 : GNUNET_OS_process_destroy (ws->wget_proc);
101 0 : ws->wget_proc = NULL;
102 : }
103 0 : GNUNET_free (ws);
104 0 : }
105 :
106 :
107 : /**
108 : * Offer "wget" CMD internal data to other commands.
109 : *
110 : * @param cls closure.
111 : * @param[out] ret result.
112 : * @param trait name of the trait.
113 : * @param index index number of the object to offer.
114 : * @return #GNUNET_OK on success.
115 : */
116 : static enum GNUNET_GenericReturnValue
117 0 : wget_traits (void *cls,
118 : const void **ret,
119 : const char *trait,
120 : unsigned int index)
121 : {
122 0 : struct WgetState *ws = cls;
123 : struct TALER_TESTING_Trait traits[] = {
124 0 : TALER_TESTING_make_trait_process (&ws->wget_proc),
125 0 : TALER_TESTING_trait_end ()
126 : };
127 :
128 0 : return TALER_TESTING_get_trait (traits,
129 : ret,
130 : trait,
131 : index);
132 : }
133 :
134 :
135 : struct TALER_TESTING_Command
136 0 : TALER_TESTING_cmd_exec_wget (const char *label,
137 : const char *url)
138 : {
139 : struct WgetState *ws;
140 :
141 0 : ws = GNUNET_new (struct WgetState);
142 0 : ws->url = url;
143 :
144 : {
145 0 : struct TALER_TESTING_Command cmd = {
146 : .cls = ws,
147 : .label = label,
148 : .run = &wget_run,
149 : .cleanup = &wget_cleanup,
150 : .traits = &wget_traits
151 : };
152 :
153 0 : return cmd;
154 : }
155 : }
156 :
157 :
158 : /* end of testing_api_cmd_exec_wget.c */
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