diff options
Diffstat (limited to 'src/util/program.c')
-rw-r--r-- | src/util/program.c | 383 |
1 files changed, 0 insertions, 383 deletions
diff --git a/src/util/program.c b/src/util/program.c deleted file mode 100644 index b9da14572..000000000 --- a/src/util/program.c +++ /dev/null | |||
@@ -1,383 +0,0 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | Copyright (C) 2009-2013 GNUnet e.V. | ||
4 | |||
5 | GNUnet is free software: you can redistribute it and/or modify it | ||
6 | under the terms of the GNU Affero General Public License as published | ||
7 | by the Free Software Foundation, either version 3 of the License, | ||
8 | or (at your option) any later version. | ||
9 | |||
10 | GNUnet 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 PURPROSE. See the GNU | ||
13 | Affero General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU Affero General Public License | ||
16 | along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
17 | |||
18 | SPDX-License-Identifier: AGPL3.0-or-later | ||
19 | */ | ||
20 | |||
21 | /** | ||
22 | * @file util/program.c | ||
23 | * @brief standard code for GNUnet startup and shutdown | ||
24 | * @author Christian Grothoff | ||
25 | */ | ||
26 | |||
27 | #include "platform.h" | ||
28 | #include "gnunet_util_lib.h" | ||
29 | #include "gnunet_resolver_service.h" | ||
30 | #include "gnunet_constants.h" | ||
31 | #include "speedup.h" | ||
32 | #include <gcrypt.h> | ||
33 | |||
34 | #define LOG(kind, ...) GNUNET_log_from (kind, "util-program", __VA_ARGS__) | ||
35 | |||
36 | #define LOG_STRERROR_FILE(kind, syscall, filename) \ | ||
37 | GNUNET_log_from_strerror_file (kind, "util-program", syscall, filename) | ||
38 | |||
39 | /** | ||
40 | * Context for the command. | ||
41 | */ | ||
42 | struct CommandContext | ||
43 | { | ||
44 | /** | ||
45 | * Argv argument. | ||
46 | */ | ||
47 | char *const *args; | ||
48 | |||
49 | /** | ||
50 | * Name of the configuration file used, can be NULL! | ||
51 | */ | ||
52 | char *cfgfile; | ||
53 | |||
54 | /** | ||
55 | * Main function to run. | ||
56 | */ | ||
57 | GNUNET_PROGRAM_Main task; | ||
58 | |||
59 | /** | ||
60 | * Closure for @e task. | ||
61 | */ | ||
62 | void *task_cls; | ||
63 | |||
64 | /** | ||
65 | * Configuration to use. | ||
66 | */ | ||
67 | const struct GNUNET_CONFIGURATION_Handle *cfg; | ||
68 | }; | ||
69 | |||
70 | |||
71 | /** | ||
72 | * task run when the scheduler shuts down | ||
73 | */ | ||
74 | static void | ||
75 | shutdown_task (void *cls) | ||
76 | { | ||
77 | (void) cls; | ||
78 | GNUNET_SPEEDUP_stop_ (); | ||
79 | } | ||
80 | |||
81 | |||
82 | /** | ||
83 | * Initial task called by the scheduler for each | ||
84 | * program. Runs the program-specific main task. | ||
85 | */ | ||
86 | static void | ||
87 | program_main (void *cls) | ||
88 | { | ||
89 | struct CommandContext *cc = cls; | ||
90 | |||
91 | GNUNET_SPEEDUP_start_ (cc->cfg); | ||
92 | GNUNET_SCHEDULER_add_shutdown (&shutdown_task, NULL); | ||
93 | GNUNET_RESOLVER_connect (cc->cfg); | ||
94 | cc->task (cc->task_cls, cc->args, cc->cfgfile, cc->cfg); | ||
95 | } | ||
96 | |||
97 | |||
98 | /** | ||
99 | * Compare function for 'qsort' to sort command-line arguments by the | ||
100 | * short option. | ||
101 | * | ||
102 | * @param a1 first command line option | ||
103 | * @param a2 second command line option | ||
104 | */ | ||
105 | static int | ||
106 | cmd_sorter (const void *a1, const void *a2) | ||
107 | { | ||
108 | const struct GNUNET_GETOPT_CommandLineOption *c1 = a1; | ||
109 | const struct GNUNET_GETOPT_CommandLineOption *c2 = a2; | ||
110 | |||
111 | if (toupper ((unsigned char) c1->shortName) > | ||
112 | toupper ((unsigned char) c2->shortName)) | ||
113 | return 1; | ||
114 | if (toupper ((unsigned char) c1->shortName) < | ||
115 | toupper ((unsigned char) c2->shortName)) | ||
116 | return -1; | ||
117 | if (c1->shortName > c2->shortName) | ||
118 | return 1; | ||
119 | if (c1->shortName < c2->shortName) | ||
120 | return -1; | ||
121 | return 0; | ||
122 | } | ||
123 | |||
124 | |||
125 | enum GNUNET_GenericReturnValue | ||
126 | GNUNET_PROGRAM_run2 (int argc, | ||
127 | char *const *argv, | ||
128 | const char *binaryName, | ||
129 | const char *binaryHelp, | ||
130 | const struct GNUNET_GETOPT_CommandLineOption *options, | ||
131 | GNUNET_PROGRAM_Main task, | ||
132 | void *task_cls, | ||
133 | int run_without_scheduler) | ||
134 | { | ||
135 | struct CommandContext cc; | ||
136 | |||
137 | #if ENABLE_NLS | ||
138 | char *path; | ||
139 | #endif | ||
140 | char *loglev; | ||
141 | char *logfile; | ||
142 | char *cfg_fn; | ||
143 | enum GNUNET_GenericReturnValue ret; | ||
144 | int iret; | ||
145 | unsigned int cnt; | ||
146 | unsigned long long skew_offset; | ||
147 | unsigned long long skew_variance; | ||
148 | long long clock_offset; | ||
149 | struct GNUNET_CONFIGURATION_Handle *cfg; | ||
150 | const struct GNUNET_OS_ProjectData *pd = GNUNET_OS_project_data_get (); | ||
151 | struct GNUNET_GETOPT_CommandLineOption defoptions[] = { | ||
152 | GNUNET_GETOPT_option_cfgfile (&cc.cfgfile), | ||
153 | GNUNET_GETOPT_option_help (binaryHelp), | ||
154 | GNUNET_GETOPT_option_loglevel (&loglev), | ||
155 | GNUNET_GETOPT_option_logfile (&logfile), | ||
156 | GNUNET_GETOPT_option_version (pd->version) | ||
157 | }; | ||
158 | struct GNUNET_GETOPT_CommandLineOption *allopts; | ||
159 | const char *gargs; | ||
160 | char *lpfx; | ||
161 | char *spc; | ||
162 | |||
163 | logfile = NULL; | ||
164 | gargs = getenv ("GNUNET_ARGS"); | ||
165 | if (NULL != gargs) | ||
166 | { | ||
167 | char **gargv; | ||
168 | unsigned int gargc; | ||
169 | char *cargs; | ||
170 | |||
171 | gargv = NULL; | ||
172 | gargc = 0; | ||
173 | for (int i = 0; i < argc; i++) | ||
174 | GNUNET_array_append (gargv, gargc, GNUNET_strdup (argv[i])); | ||
175 | cargs = GNUNET_strdup (gargs); | ||
176 | for (char *tok = strtok (cargs, " "); NULL != tok; tok = strtok (NULL, " ")) | ||
177 | GNUNET_array_append (gargv, gargc, GNUNET_strdup (tok)); | ||
178 | GNUNET_free (cargs); | ||
179 | GNUNET_array_append (gargv, gargc, NULL); | ||
180 | argv = (char *const *) gargv; | ||
181 | argc = gargc - 1; | ||
182 | } | ||
183 | memset (&cc, 0, sizeof(cc)); | ||
184 | loglev = NULL; | ||
185 | cc.task = task; | ||
186 | cc.task_cls = task_cls; | ||
187 | cc.cfg = cfg = GNUNET_CONFIGURATION_create (); | ||
188 | /* prepare */ | ||
189 | #if ENABLE_NLS | ||
190 | if (NULL != pd->gettext_domain) | ||
191 | { | ||
192 | setlocale (LC_ALL, ""); | ||
193 | path = (NULL == pd->gettext_path) | ||
194 | ? GNUNET_OS_installation_get_path (GNUNET_OS_IPK_LOCALEDIR) | ||
195 | : GNUNET_strdup (pd->gettext_path); | ||
196 | if (NULL != path) | ||
197 | { | ||
198 | bindtextdomain (pd->gettext_domain, path); | ||
199 | GNUNET_free (path); | ||
200 | } | ||
201 | textdomain (pd->gettext_domain); | ||
202 | } | ||
203 | #endif | ||
204 | cnt = 0; | ||
205 | while (NULL != options[cnt].name) | ||
206 | cnt++; | ||
207 | allopts = | ||
208 | GNUNET_malloc ((cnt + 1) * sizeof(struct GNUNET_GETOPT_CommandLineOption) | ||
209 | + sizeof(defoptions)); | ||
210 | GNUNET_memcpy (allopts, defoptions, sizeof(defoptions)); | ||
211 | GNUNET_memcpy (&allopts[sizeof(defoptions) | ||
212 | / sizeof(struct GNUNET_GETOPT_CommandLineOption)], | ||
213 | options, | ||
214 | (cnt + 1) * sizeof(struct GNUNET_GETOPT_CommandLineOption)); | ||
215 | cnt += sizeof(defoptions) / sizeof(struct GNUNET_GETOPT_CommandLineOption); | ||
216 | qsort (allopts, | ||
217 | cnt, | ||
218 | sizeof(struct GNUNET_GETOPT_CommandLineOption), | ||
219 | &cmd_sorter); | ||
220 | loglev = NULL; | ||
221 | if ((NULL != pd->config_file) && (NULL != pd->user_config_file)) | ||
222 | cfg_fn = GNUNET_CONFIGURATION_default_filename (); | ||
223 | else | ||
224 | cfg_fn = NULL; | ||
225 | lpfx = GNUNET_strdup (binaryName); | ||
226 | if (NULL != (spc = strstr (lpfx, " "))) | ||
227 | *spc = '\0'; | ||
228 | iret = GNUNET_GETOPT_run (binaryName, | ||
229 | allopts, | ||
230 | (unsigned int) argc, | ||
231 | argv); | ||
232 | if ((GNUNET_OK > iret) || | ||
233 | (GNUNET_OK != GNUNET_log_setup (lpfx, | ||
234 | loglev, | ||
235 | logfile))) | ||
236 | { | ||
237 | GNUNET_free (allopts); | ||
238 | GNUNET_free (lpfx); | ||
239 | ret = (enum GNUNET_GenericReturnValue) iret; | ||
240 | goto cleanup; | ||
241 | } | ||
242 | if (NULL != cc.cfgfile) | ||
243 | { | ||
244 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | ||
245 | "Loading configuration from entry point specified as option (%s)\n", | ||
246 | cc.cfgfile); | ||
247 | if (GNUNET_YES != | ||
248 | GNUNET_DISK_file_test (cc.cfgfile)) | ||
249 | { | ||
250 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
251 | _ ("Unreadable configuration file `%s', exiting ...\n"), | ||
252 | cc.cfgfile); | ||
253 | ret = GNUNET_SYSERR; | ||
254 | GNUNET_free (allopts); | ||
255 | GNUNET_free (lpfx); | ||
256 | goto cleanup; | ||
257 | } | ||
258 | if (GNUNET_SYSERR == | ||
259 | GNUNET_CONFIGURATION_load (cfg, | ||
260 | cc.cfgfile)) | ||
261 | { | ||
262 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
263 | _ ("Malformed configuration file `%s', exiting ...\n"), | ||
264 | cc.cfgfile); | ||
265 | ret = GNUNET_SYSERR; | ||
266 | GNUNET_free (allopts); | ||
267 | GNUNET_free (lpfx); | ||
268 | goto cleanup; | ||
269 | } | ||
270 | } | ||
271 | else | ||
272 | { | ||
273 | if ( (NULL != cfg_fn) && | ||
274 | (GNUNET_YES != | ||
275 | GNUNET_DISK_file_test (cfg_fn)) ) | ||
276 | { | ||
277 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
278 | _ ("Unreadable configuration file `%s'. Exiting ...\n"), | ||
279 | cfg_fn); | ||
280 | ret = GNUNET_SYSERR; | ||
281 | GNUNET_free (allopts); | ||
282 | GNUNET_free (lpfx); | ||
283 | goto cleanup; | ||
284 | } | ||
285 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | ||
286 | "Loading configuration from entry point `%s'\n", | ||
287 | cc.cfgfile); | ||
288 | if (GNUNET_SYSERR == | ||
289 | GNUNET_CONFIGURATION_load (cfg, | ||
290 | cfg_fn)) | ||
291 | { | ||
292 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
293 | _ ("Malformed configuration. Exiting ...\n")); | ||
294 | ret = GNUNET_SYSERR; | ||
295 | GNUNET_free (allopts); | ||
296 | GNUNET_free (lpfx); | ||
297 | goto cleanup; | ||
298 | } | ||
299 | } | ||
300 | GNUNET_free (allopts); | ||
301 | GNUNET_free (lpfx); | ||
302 | if ((GNUNET_OK == | ||
303 | GNUNET_CONFIGURATION_get_value_number (cc.cfg, | ||
304 | "testing", | ||
305 | "skew_offset", | ||
306 | &skew_offset)) && | ||
307 | (GNUNET_OK == | ||
308 | GNUNET_CONFIGURATION_get_value_number (cc.cfg, | ||
309 | "testing", | ||
310 | "skew_variance", | ||
311 | &skew_variance))) | ||
312 | { | ||
313 | clock_offset = skew_offset - skew_variance; | ||
314 | GNUNET_TIME_set_offset (clock_offset); | ||
315 | } | ||
316 | /* ARM needs to know which configuration file to use when starting | ||
317 | services. If we got a command-line option *and* if nothing is | ||
318 | specified in the configuration, remember the command-line option | ||
319 | in "cfg". This is typically really only having an effect if we | ||
320 | are running code in src/arm/, as obviously the rest of the code | ||
321 | has little business with ARM-specific options. */ | ||
322 | if (GNUNET_YES != | ||
323 | GNUNET_CONFIGURATION_have_value (cfg, | ||
324 | "arm", | ||
325 | "CONFIG")) | ||
326 | { | ||
327 | if (NULL != cc.cfgfile) | ||
328 | GNUNET_CONFIGURATION_set_value_string (cfg, | ||
329 | "arm", | ||
330 | "CONFIG", | ||
331 | cc.cfgfile); | ||
332 | else if (NULL != cfg_fn) | ||
333 | GNUNET_CONFIGURATION_set_value_string (cfg, | ||
334 | "arm", | ||
335 | "CONFIG", | ||
336 | cfg_fn); | ||
337 | } | ||
338 | |||
339 | /* run */ | ||
340 | cc.args = &argv[iret]; | ||
341 | if ((NULL == cc.cfgfile) && (NULL != cfg_fn)) | ||
342 | cc.cfgfile = GNUNET_strdup (cfg_fn); | ||
343 | if (GNUNET_NO == run_without_scheduler) | ||
344 | { | ||
345 | GNUNET_SCHEDULER_run (&program_main, &cc); | ||
346 | } | ||
347 | else | ||
348 | { | ||
349 | GNUNET_RESOLVER_connect (cc.cfg); | ||
350 | cc.task (cc.task_cls, cc.args, cc.cfgfile, cc.cfg); | ||
351 | } | ||
352 | ret = GNUNET_OK; | ||
353 | cleanup: | ||
354 | GNUNET_CONFIGURATION_destroy (cfg); | ||
355 | GNUNET_free (cc.cfgfile); | ||
356 | GNUNET_free (cfg_fn); | ||
357 | GNUNET_free (loglev); | ||
358 | GNUNET_free (logfile); | ||
359 | return ret; | ||
360 | } | ||
361 | |||
362 | |||
363 | enum GNUNET_GenericReturnValue | ||
364 | GNUNET_PROGRAM_run (int argc, | ||
365 | char *const *argv, | ||
366 | const char *binaryName, | ||
367 | const char *binaryHelp, | ||
368 | const struct GNUNET_GETOPT_CommandLineOption *options, | ||
369 | GNUNET_PROGRAM_Main task, | ||
370 | void *task_cls) | ||
371 | { | ||
372 | return GNUNET_PROGRAM_run2 (argc, | ||
373 | argv, | ||
374 | binaryName, | ||
375 | binaryHelp, | ||
376 | options, | ||
377 | task, | ||
378 | task_cls, | ||
379 | GNUNET_NO); | ||
380 | } | ||
381 | |||
382 | |||
383 | /* end of program.c */ | ||