Line data Source code
1 : /*
2 : This file is part of TALER
3 : Copyright (C) 2018, 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_wirewatch.c
21 : * @brief run the taler-exchange-wirewatch command
22 : * @author Christian Grothoff
23 : * @author Marcello Stanisci
24 : */
25 : #include "taler/platform.h"
26 : #include "taler/taler_json_lib.h"
27 : #include <gnunet/gnunet_curl_lib.h>
28 : #include "taler/taler_signatures.h"
29 : #include "taler/taler_testing_lib.h"
30 :
31 :
32 : /**
33 : * State for a "wirewatch" CMD.
34 : */
35 : struct WirewatchState
36 : {
37 : /**
38 : * Process for the wirewatcher.
39 : */
40 : struct GNUNET_OS_Process *wirewatch_proc;
41 :
42 : /**
43 : * Configuration file used by the wirewatcher.
44 : */
45 : const char *config_filename;
46 :
47 : /**
48 : * Account section to be used by the wirewatcher.
49 : */
50 : const char *account_section;
51 : };
52 :
53 :
54 : /**
55 : * Run the command; use the `taler-exchange-wirewatch' program.
56 : *
57 : * @param cls closure.
58 : * @param cmd command currently being executed.
59 : * @param is interpreter state.
60 : */
61 : static void
62 62 : wirewatch_run (void *cls,
63 : const struct TALER_TESTING_Command *cmd,
64 : struct TALER_TESTING_Interpreter *is)
65 : {
66 62 : struct WirewatchState *ws = cls;
67 :
68 : (void) cmd;
69 : ws->wirewatch_proc
70 62 : = GNUNET_OS_start_process (GNUNET_OS_INHERIT_STD_ALL,
71 : NULL, NULL, NULL,
72 : "taler-exchange-wirewatch",
73 : "taler-exchange-wirewatch",
74 : "-c", ws->config_filename,
75 : "-L", "INFO",
76 : "-S", "1",
77 : "-w", "0",
78 : "-t", /* exit when done */
79 62 : (NULL == ws->account_section)
80 : ? NULL
81 : : "-a",
82 : ws->account_section,
83 : NULL);
84 62 : if (NULL == ws->wirewatch_proc)
85 : {
86 0 : GNUNET_break (0);
87 0 : TALER_TESTING_interpreter_fail (is);
88 0 : return;
89 : }
90 62 : TALER_TESTING_wait_for_sigchld (is);
91 : }
92 :
93 :
94 : /**
95 : * Free the state of a "wirewatch" CMD, and possibly
96 : * kills its process if it did not terminate regularly.
97 : *
98 : * @param cls closure.
99 : * @param cmd the command being freed.
100 : */
101 : static void
102 62 : wirewatch_cleanup (void *cls,
103 : const struct TALER_TESTING_Command *cmd)
104 : {
105 62 : struct WirewatchState *ws = cls;
106 :
107 : (void) cmd;
108 62 : if (NULL != ws->wirewatch_proc)
109 : {
110 0 : GNUNET_break (0 ==
111 : GNUNET_OS_process_kill (ws->wirewatch_proc,
112 : SIGKILL));
113 0 : GNUNET_OS_process_wait (ws->wirewatch_proc);
114 0 : GNUNET_OS_process_destroy (ws->wirewatch_proc);
115 0 : ws->wirewatch_proc = NULL;
116 : }
117 62 : GNUNET_free (ws);
118 62 : }
119 :
120 :
121 : /**
122 : * Offer "wirewatch" CMD internal data to other commands.
123 : *
124 : * @param cls closure.
125 : * @param[out] ret result.
126 : * @param trait name of the trait.
127 : * @param index index number of the object to offer.
128 : * @return #GNUNET_OK on success.
129 : */
130 : static enum GNUNET_GenericReturnValue
131 196 : wirewatch_traits (void *cls,
132 : const void **ret,
133 : const char *trait,
134 : unsigned int index)
135 : {
136 196 : struct WirewatchState *ws = cls;
137 : struct TALER_TESTING_Trait traits[] = {
138 196 : TALER_TESTING_make_trait_process (&ws->wirewatch_proc),
139 196 : TALER_TESTING_trait_end ()
140 : };
141 :
142 196 : return TALER_TESTING_get_trait (traits,
143 : ret,
144 : trait,
145 : index);
146 : }
147 :
148 :
149 : struct TALER_TESTING_Command
150 62 : TALER_TESTING_cmd_exec_wirewatch2 (const char *label,
151 : const char *config_filename,
152 : const char *account_section)
153 : {
154 : struct WirewatchState *ws;
155 :
156 62 : ws = GNUNET_new (struct WirewatchState);
157 62 : ws->config_filename = config_filename;
158 62 : ws->account_section = account_section;
159 : {
160 62 : struct TALER_TESTING_Command cmd = {
161 : .cls = ws,
162 : .label = label,
163 : .run = &wirewatch_run,
164 : .cleanup = &wirewatch_cleanup,
165 : .traits = &wirewatch_traits
166 : };
167 :
168 62 : return cmd;
169 : }
170 : }
171 :
172 :
173 : struct TALER_TESTING_Command
174 2 : TALER_TESTING_cmd_exec_wirewatch (const char *label,
175 : const char *config_filename)
176 : {
177 2 : return TALER_TESTING_cmd_exec_wirewatch2 (label,
178 : config_filename,
179 : NULL);
180 : }
181 :
182 :
183 : /* end of testing_api_cmd_exec_wirewatch.c */
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