Line data Source code
1 : /*
2 : This file is part of TALER
3 : Copyright (C) 2022 Taler Systems SA
4 :
5 : TALER is free software; you can redistribute it and/or modify it
6 : under the terms of the GNU General Public License as published
7 : by the Free Software Foundation; either version 3, or (at your
8 : option) any later version.
9 :
10 : TALER is distributed in the hope that it will be useful, but
11 : 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,
17 : see <http://www.gnu.org/licenses/>
18 : */
19 :
20 : /**
21 : * @file testing/testing_api_cmd_offline_sign_global_fees.c
22 : * @brief run the taler-exchange-offline command to download, sign and upload global fees
23 : * @author Marcello Stanisci
24 : * @author Christian Grothoff
25 : */
26 : #include "taler/platform.h"
27 : #include "taler/taler_json_lib.h"
28 : #include <gnunet/gnunet_curl_lib.h>
29 : #include "taler/taler_signatures.h"
30 : #include "taler/taler_testing_lib.h"
31 :
32 :
33 : /**
34 : * State for a "offlinesign" CMD.
35 : */
36 : struct OfflineSignState
37 : {
38 :
39 : /**
40 : * Process for the "offlinesign" command.
41 : */
42 : struct GNUNET_OS_Process *offlinesign_proc;
43 :
44 : /**
45 : * Configuration file used by the command.
46 : */
47 : const char *config_filename;
48 :
49 : /**
50 : * The history fee to sign.
51 : */
52 : const char *history_fee_s;
53 :
54 : /**
55 : * The account fee to sign.
56 : */
57 : const char *account_fee_s;
58 :
59 : /**
60 : * The purse fee to sign.
61 : */
62 : const char *purse_fee_s;
63 :
64 : /**
65 : * When MUST purses time out?
66 : */
67 : struct GNUNET_TIME_Relative purse_timeout;
68 :
69 : /**
70 : * How long do we keep the history?
71 : */
72 : struct GNUNET_TIME_Relative history_expiration;
73 :
74 : /**
75 : * Number of (free) purses per account.
76 : */
77 : unsigned int num_purses;
78 : };
79 :
80 :
81 : /**
82 : * Run the command; calls the `taler-exchange-offline` program.
83 : *
84 : * @param cls closure.
85 : * @param cmd the commaind being run.
86 : * @param is interpreter state.
87 : */
88 : static void
89 0 : offlinesign_run (void *cls,
90 : const struct TALER_TESTING_Command *cmd,
91 : struct TALER_TESTING_Interpreter *is)
92 : {
93 0 : struct OfflineSignState *ks = cls;
94 : char num_purses[12];
95 : char history_expiration[32];
96 : char purse_timeout[32];
97 :
98 0 : GNUNET_snprintf (num_purses,
99 : sizeof (num_purses),
100 : "%u",
101 : ks->num_purses);
102 0 : GNUNET_snprintf (history_expiration,
103 : sizeof (history_expiration),
104 : "%s",
105 : GNUNET_TIME_relative2s (ks->history_expiration,
106 : false));
107 0 : GNUNET_snprintf (purse_timeout,
108 : sizeof (purse_timeout),
109 : "%s",
110 : GNUNET_TIME_relative2s (ks->purse_timeout,
111 : false));
112 : ks->offlinesign_proc
113 0 : = GNUNET_OS_start_process (
114 : GNUNET_OS_INHERIT_STD_ALL,
115 : NULL, NULL, NULL,
116 : "taler-exchange-offline",
117 : "taler-exchange-offline",
118 : "-c", ks->config_filename,
119 : "-L", "INFO",
120 : "global-fee",
121 : "now",
122 : ks->history_fee_s,
123 : ks->account_fee_s,
124 : ks->purse_fee_s,
125 : purse_timeout,
126 : history_expiration,
127 : num_purses,
128 : "upload",
129 : NULL);
130 0 : if (NULL == ks->offlinesign_proc)
131 : {
132 0 : GNUNET_break (0);
133 0 : TALER_TESTING_interpreter_fail (is);
134 0 : return;
135 : }
136 0 : TALER_TESTING_wait_for_sigchld (is);
137 : }
138 :
139 :
140 : /**
141 : * Free the state of a "offlinesign" CMD, and possibly kills its
142 : * process if it did not terminate correctly.
143 : *
144 : * @param cls closure.
145 : * @param cmd the command being freed.
146 : */
147 : static void
148 0 : offlinesign_cleanup (void *cls,
149 : const struct TALER_TESTING_Command *cmd)
150 : {
151 0 : struct OfflineSignState *ks = cls;
152 :
153 : (void) cmd;
154 0 : if (NULL != ks->offlinesign_proc)
155 : {
156 0 : GNUNET_break (0 ==
157 : GNUNET_OS_process_kill (ks->offlinesign_proc,
158 : SIGKILL));
159 0 : GNUNET_OS_process_wait (ks->offlinesign_proc);
160 0 : GNUNET_OS_process_destroy (ks->offlinesign_proc);
161 0 : ks->offlinesign_proc = NULL;
162 : }
163 0 : GNUNET_free (ks);
164 0 : }
165 :
166 :
167 : /**
168 : * Offer "offlinesign" CMD internal data to other commands.
169 : *
170 : * @param cls closure.
171 : * @param[out] ret result
172 : * @param trait name of the trait.
173 : * @param index index number of the object to offer.
174 : * @return #GNUNET_OK on success.
175 : */
176 : static enum GNUNET_GenericReturnValue
177 0 : offlinesign_traits (void *cls,
178 : const void **ret,
179 : const char *trait,
180 : unsigned int index)
181 : {
182 0 : struct OfflineSignState *ks = cls;
183 : struct TALER_TESTING_Trait traits[] = {
184 0 : TALER_TESTING_make_trait_process (&ks->offlinesign_proc),
185 0 : TALER_TESTING_trait_end ()
186 : };
187 :
188 0 : return TALER_TESTING_get_trait (traits,
189 : ret,
190 : trait,
191 : index);
192 : }
193 :
194 :
195 : struct TALER_TESTING_Command
196 0 : TALER_TESTING_cmd_exec_offline_sign_global_fees (
197 : const char *label,
198 : const char *config_filename,
199 : const char *history_fee,
200 : const char *account_fee,
201 : const char *purse_fee,
202 : struct GNUNET_TIME_Relative purse_timeout,
203 : struct GNUNET_TIME_Relative history_expiration,
204 : unsigned int num_purses)
205 : {
206 : struct OfflineSignState *ks;
207 :
208 0 : ks = GNUNET_new (struct OfflineSignState);
209 0 : ks->config_filename = config_filename;
210 0 : ks->history_fee_s = history_fee;
211 0 : ks->account_fee_s = account_fee;
212 0 : ks->purse_fee_s = purse_fee;
213 0 : ks->purse_timeout = purse_timeout;
214 0 : ks->history_expiration = history_expiration;
215 0 : ks->num_purses = num_purses;
216 : {
217 0 : struct TALER_TESTING_Command cmd = {
218 : .cls = ks,
219 : .label = label,
220 : .run = &offlinesign_run,
221 : .cleanup = &offlinesign_cleanup,
222 : .traits = &offlinesign_traits
223 : };
224 :
225 0 : return cmd;
226 : }
227 : }
228 :
229 :
230 : /* end of testing_api_cmd_exec_offline_sign_global_fees.c */
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