Commit | Line | Data |
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460b9539 | 1 | /* |
2 | * This file is part of DisOrder. | |
b0116b5c | 3 | * Copyright (C) 2004-2011, 2013 Richard Kettlewell |
313acc77 | 4 | * Portions copyright (C) 2007 Mark Wooding |
460b9539 | 5 | * |
e7eb3a27 | 6 | * This program is free software: you can redistribute it and/or modify |
460b9539 | 7 | * it under the terms of the GNU General Public License as published by |
e7eb3a27 | 8 | * the Free Software Foundation, either version 3 of the License, or |
460b9539 | 9 | * (at your option) any later version. |
e7eb3a27 RK |
10 | * |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
460b9539 | 16 | * You should have received a copy of the GNU General Public License |
e7eb3a27 | 17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
460b9539 | 18 | */ |
0e4472a0 | 19 | /** @file lib/configuration.c |
20 | * @brief Configuration file support | |
21 | */ | |
460b9539 | 22 | |
05b75f8d | 23 | #include "common.h" |
460b9539 | 24 | |
460b9539 | 25 | #include <errno.h> |
26 | #include <sys/types.h> | |
27 | #include <sys/stat.h> | |
cca89d7c RK |
28 | #if HAVE_UNISTD_H |
29 | # include <unistd.h> | |
30 | #endif | |
460b9539 | 31 | #include <ctype.h> |
32 | #include <stddef.h> | |
cca89d7c RK |
33 | #if HAVE_PWD_H |
34 | # include <pwd.h> | |
35 | #endif | |
36 | #if HAVE_LANGINFO_H | |
37 | # include <langinfo.h> | |
38 | #endif | |
39 | #if HAVE_PCRE_H | |
40 | # include <pcre.h> | |
41 | #endif | |
460b9539 | 42 | #include <signal.h> |
43 | ||
04e1fa7c | 44 | #include "rights.h" |
460b9539 | 45 | #include "configuration.h" |
46 | #include "mem.h" | |
47 | #include "log.h" | |
48 | #include "split.h" | |
49 | #include "syscalls.h" | |
50 | #include "table.h" | |
51 | #include "inputline.h" | |
52 | #include "charset.h" | |
53 | #include "defs.h" | |
460b9539 | 54 | #include "printf.h" |
cca89d7c RK |
55 | #if HAVE_PCRE_H |
56 | # include "regsub.h" | |
57 | #endif | |
460b9539 | 58 | #include "signame.h" |
637fdea3 | 59 | #include "authhash.h" |
e6a35d1c | 60 | #include "vector.h" |
b50cfb8a | 61 | #include "uaudio.h" |
460b9539 | 62 | |
3f3bb97b RK |
63 | /** @brief Path to config file |
64 | * | |
9e6c445d | 65 | * set_configfile() sets the default if it is null. |
3f3bb97b | 66 | */ |
460b9539 | 67 | char *configfile; |
68 | ||
63ad732f RK |
69 | /** @brief Read user configuration |
70 | * | |
71 | * If clear, the user-specific configuration is not read. | |
72 | */ | |
73 | int config_per_user = 1; | |
74 | ||
b50cfb8a RK |
75 | /** @brief Table of audio APIs |
76 | * | |
77 | * Only set in server processes. | |
78 | */ | |
79 | const struct uaudio *const *config_uaudio_apis; | |
80 | ||
3f3bb97b | 81 | /** @brief Config file parser state */ |
460b9539 | 82 | struct config_state { |
3f3bb97b | 83 | /** @brief Filename */ |
460b9539 | 84 | const char *path; |
34d37b3e | 85 | |
3f3bb97b | 86 | /** @brief Line number */ |
460b9539 | 87 | int line; |
34d37b3e | 88 | |
3f3bb97b | 89 | /** @brief Configuration object under construction */ |
460b9539 | 90 | struct config *config; |
91 | }; | |
92 | ||
3f3bb97b | 93 | /** @brief Current configuration */ |
460b9539 | 94 | struct config *config; |
95 | ||
3f3bb97b | 96 | /** @brief One configuration item */ |
460b9539 | 97 | struct conf { |
3f3bb97b | 98 | /** @brief Name as it appears in the config file */ |
460b9539 | 99 | const char *name; |
34d37b3e | 100 | |
3f3bb97b | 101 | /** @brief Offset in @ref config structure */ |
460b9539 | 102 | size_t offset; |
34d37b3e | 103 | |
3f3bb97b | 104 | /** @brief Pointer to item type */ |
460b9539 | 105 | const struct conftype *type; |
34d37b3e RK |
106 | |
107 | /** @brief Pointer to item-specific validation routine | |
108 | * @param cs Configuration state | |
109 | * @param nvec Length of (proposed) new value | |
110 | * @param vec Elements of new value | |
111 | * @return 0 on success, non-0 on error | |
112 | * | |
113 | * The validate function should report any error it detects. | |
114 | */ | |
460b9539 | 115 | int (*validate)(const struct config_state *cs, |
116 | int nvec, char **vec); | |
117 | }; | |
118 | ||
3f3bb97b | 119 | /** @brief Type of a configuration item */ |
460b9539 | 120 | struct conftype { |
34d37b3e RK |
121 | /** @brief Pointer to function to set item |
122 | * @param cs Configuration state | |
123 | * @param whoami Configuration item to set | |
124 | * @param nvec Length of new value | |
125 | * @param vec New value | |
126 | * @return 0 on success, non-0 on error | |
127 | */ | |
460b9539 | 128 | int (*set)(const struct config_state *cs, |
129 | const struct conf *whoami, | |
130 | int nvec, char **vec); | |
34d37b3e RK |
131 | |
132 | /** @brief Pointer to function to free item | |
133 | * @param c Configuration structure to free an item of | |
134 | * @param whoami Configuration item to free | |
135 | */ | |
460b9539 | 136 | void (*free)(struct config *c, const struct conf *whoami); |
137 | }; | |
138 | ||
3f3bb97b | 139 | /** @brief Compute the address of an item */ |
460b9539 | 140 | #define ADDRESS(C, TYPE) ((TYPE *)((char *)(C) + whoami->offset)) |
3f3bb97b | 141 | /** @brief Return the value of an item */ |
460b9539 | 142 | #define VALUE(C, TYPE) (*ADDRESS(C, TYPE)) |
143 | ||
9417e1a3 RK |
144 | static int stringlist_compare(const struct stringlist *a, |
145 | const struct stringlist *b); | |
146 | static int namepartlist_compare(const struct namepartlist *a, | |
147 | const struct namepartlist *b); | |
148 | ||
460b9539 | 149 | static int set_signal(const struct config_state *cs, |
150 | const struct conf *whoami, | |
151 | int nvec, char **vec) { | |
152 | int n; | |
153 | ||
154 | if(nvec != 1) { | |
2e9ba080 | 155 | disorder_error(0, "%s:%d: '%s' requires one argument", |
460b9539 | 156 | cs->path, cs->line, whoami->name); |
157 | return -1; | |
158 | } | |
159 | if((n = find_signal(vec[0])) == -1) { | |
2e9ba080 | 160 | disorder_error(0, "%s:%d: unknown signal '%s'", |
460b9539 | 161 | cs->path, cs->line, vec[0]); |
162 | return -1; | |
163 | } | |
164 | VALUE(cs->config, int) = n; | |
165 | return 0; | |
166 | } | |
167 | ||
168 | static int set_collections(const struct config_state *cs, | |
169 | const struct conf *whoami, | |
170 | int nvec, char **vec) { | |
171 | struct collectionlist *cl; | |
01cef138 | 172 | const char *root, *encoding, *module; |
460b9539 | 173 | |
01cef138 RK |
174 | switch(nvec) { |
175 | case 1: | |
176 | module = 0; | |
177 | encoding = 0; | |
178 | root = vec[0]; | |
179 | break; | |
180 | case 2: | |
181 | module = vec[0]; | |
182 | encoding = 0; | |
183 | root = vec[1]; | |
184 | break; | |
185 | case 3: | |
186 | module = vec[0]; | |
187 | encoding = vec[1]; | |
188 | root = vec[2]; | |
189 | break; | |
190 | case 0: | |
2e9ba080 RK |
191 | disorder_error(0, "%s:%d: '%s' requires at least one argument", |
192 | cs->path, cs->line, whoami->name); | |
01cef138 RK |
193 | return -1; |
194 | default: | |
2e9ba080 RK |
195 | disorder_error(0, "%s:%d: '%s' requires at most three arguments", |
196 | cs->path, cs->line, whoami->name); | |
460b9539 | 197 | return -1; |
198 | } | |
01cef138 RK |
199 | /* Sanity check root */ |
200 | if(root[0] != '/') { | |
2e9ba080 RK |
201 | disorder_error(0, "%s:%d: collection root must start with '/'", |
202 | cs->path, cs->line); | |
460b9539 | 203 | return -1; |
204 | } | |
01cef138 | 205 | if(root[1] && root[strlen(root)-1] == '/') { |
2e9ba080 RK |
206 | disorder_error(0, "%s:%d: collection root must not end with '/'", |
207 | cs->path, cs->line); | |
460b9539 | 208 | return -1; |
209 | } | |
01cef138 RK |
210 | /* Defaults */ |
211 | if(!module) | |
212 | module = "fs"; | |
cca89d7c | 213 | #if HAVE_LANGINFO_H |
01cef138 RK |
214 | if(!encoding) |
215 | encoding = nl_langinfo(CODESET); | |
cca89d7c RK |
216 | #else |
217 | if(!encoding) | |
218 | encoding = "ascii"; | |
219 | #endif | |
460b9539 | 220 | cl = ADDRESS(cs->config, struct collectionlist); |
221 | ++cl->n; | |
222 | cl->s = xrealloc(cl->s, cl->n * sizeof (struct collection)); | |
01cef138 RK |
223 | cl->s[cl->n - 1].module = xstrdup(module); |
224 | cl->s[cl->n - 1].encoding = xstrdup(encoding); | |
225 | cl->s[cl->n - 1].root = xstrdup(root); | |
460b9539 | 226 | return 0; |
227 | } | |
228 | ||
229 | static int set_boolean(const struct config_state *cs, | |
230 | const struct conf *whoami, | |
231 | int nvec, char **vec) { | |
232 | int state; | |
233 | ||
234 | if(nvec != 1) { | |
2e9ba080 RK |
235 | disorder_error(0, "%s:%d: '%s' takes only one argument", |
236 | cs->path, cs->line, whoami->name); | |
460b9539 | 237 | return -1; |
238 | } | |
239 | if(!strcmp(vec[0], "yes")) state = 1; | |
240 | else if(!strcmp(vec[0], "no")) state = 0; | |
241 | else { | |
2e9ba080 RK |
242 | disorder_error(0, "%s:%d: argument to '%s' must be 'yes' or 'no'", |
243 | cs->path, cs->line, whoami->name); | |
460b9539 | 244 | return -1; |
245 | } | |
246 | VALUE(cs->config, int) = state; | |
247 | return 0; | |
248 | } | |
249 | ||
250 | static int set_string(const struct config_state *cs, | |
251 | const struct conf *whoami, | |
252 | int nvec, char **vec) { | |
253 | if(nvec != 1) { | |
2e9ba080 RK |
254 | disorder_error(0, "%s:%d: '%s' takes only one argument", |
255 | cs->path, cs->line, whoami->name); | |
460b9539 | 256 | return -1; |
257 | } | |
47854c5f | 258 | xfree(VALUE(cs->config, char *)); |
460b9539 | 259 | VALUE(cs->config, char *) = xstrdup(vec[0]); |
260 | return 0; | |
261 | } | |
262 | ||
263 | static int set_stringlist(const struct config_state *cs, | |
264 | const struct conf *whoami, | |
265 | int nvec, char **vec) { | |
266 | int n; | |
267 | struct stringlist *sl; | |
268 | ||
269 | sl = ADDRESS(cs->config, struct stringlist); | |
270 | sl->n = 0; | |
271 | for(n = 0; n < nvec; ++n) { | |
272 | sl->n++; | |
273 | sl->s = xrealloc(sl->s, (sl->n * sizeof (char *))); | |
274 | sl->s[sl->n - 1] = xstrdup(vec[n]); | |
275 | } | |
276 | return 0; | |
277 | } | |
278 | ||
279 | static int set_integer(const struct config_state *cs, | |
280 | const struct conf *whoami, | |
281 | int nvec, char **vec) { | |
282 | char *e; | |
283 | ||
284 | if(nvec != 1) { | |
2e9ba080 RK |
285 | disorder_error(0, "%s:%d: '%s' takes only one argument", |
286 | cs->path, cs->line, whoami->name); | |
460b9539 | 287 | return -1; |
288 | } | |
289 | if(xstrtol(ADDRESS(cs->config, long), vec[0], &e, 0)) { | |
2e9ba080 | 290 | disorder_error(errno, "%s:%d: converting integer", cs->path, cs->line); |
460b9539 | 291 | return -1; |
292 | } | |
293 | if(*e) { | |
2e9ba080 | 294 | disorder_error(0, "%s:%d: invalid integer syntax", cs->path, cs->line); |
460b9539 | 295 | return -1; |
296 | } | |
297 | return 0; | |
298 | } | |
299 | ||
300 | static int set_stringlist_accum(const struct config_state *cs, | |
301 | const struct conf *whoami, | |
302 | int nvec, char **vec) { | |
303 | int n; | |
304 | struct stringlist *s; | |
305 | struct stringlistlist *sll; | |
306 | ||
307 | sll = ADDRESS(cs->config, struct stringlistlist); | |
40c30921 RK |
308 | if(nvec == 0) { |
309 | sll->n = 0; | |
310 | return 0; | |
311 | } | |
460b9539 | 312 | sll->n++; |
313 | sll->s = xrealloc(sll->s, (sll->n * sizeof (struct stringlist))); | |
314 | s = &sll->s[sll->n - 1]; | |
315 | s->n = nvec; | |
316 | s->s = xmalloc((nvec + 1) * sizeof (char *)); | |
317 | for(n = 0; n < nvec; ++n) | |
318 | s->s[n] = xstrdup(vec[n]); | |
319 | return 0; | |
320 | } | |
321 | ||
322 | static int set_string_accum(const struct config_state *cs, | |
323 | const struct conf *whoami, | |
324 | int nvec, char **vec) { | |
325 | int n; | |
326 | struct stringlist *sl; | |
327 | ||
328 | sl = ADDRESS(cs->config, struct stringlist); | |
40c30921 RK |
329 | if(nvec == 0) { |
330 | sl->n = 0; | |
331 | return 0; | |
332 | } | |
460b9539 | 333 | for(n = 0; n < nvec; ++n) { |
334 | sl->n++; | |
335 | sl->s = xrealloc(sl->s, (sl->n * sizeof (char *))); | |
336 | sl->s[sl->n - 1] = xstrdup(vec[n]); | |
337 | } | |
338 | return 0; | |
339 | } | |
340 | ||
9d5da576 | 341 | static int parse_sample_format(const struct config_state *cs, |
6d2d327c | 342 | struct stream_header *format, |
9d5da576 | 343 | int nvec, char **vec) { |
344 | char *p = vec[0]; | |
345 | long t; | |
346 | ||
6d2d327c | 347 | if(nvec != 1) { |
2e9ba080 | 348 | disorder_error(0, "%s:%d: wrong number of arguments", cs->path, cs->line); |
9d5da576 | 349 | return -1; |
350 | } | |
6d2d327c | 351 | if(xstrtol(&t, p, &p, 0)) { |
2e9ba080 RK |
352 | disorder_error(errno, "%s:%d: converting bits-per-sample", |
353 | cs->path, cs->line); | |
9d5da576 | 354 | return -1; |
355 | } | |
6d2d327c | 356 | if(t != 8 && t != 16) { |
ef0a7964 | 357 | disorder_error(0, "%s:%d: bad bits-per-sample (%ld)", |
2e9ba080 | 358 | cs->path, cs->line, t); |
9d5da576 | 359 | return -1; |
360 | } | |
6d2d327c | 361 | if(format) format->bits = t; |
9d5da576 | 362 | switch (*p) { |
6d2d327c RK |
363 | case 'l': case 'L': t = ENDIAN_LITTLE; p++; break; |
364 | case 'b': case 'B': t = ENDIAN_BIG; p++; break; | |
365 | default: t = ENDIAN_NATIVE; break; | |
9d5da576 | 366 | } |
6d2d327c RK |
367 | if(format) format->endian = t; |
368 | if(*p != '/') { | |
2e9ba080 | 369 | disorder_error(errno, "%s:%d: expected `/' after bits-per-sample", |
9d5da576 | 370 | cs->path, cs->line); |
371 | return -1; | |
372 | } | |
373 | p++; | |
6d2d327c | 374 | if(xstrtol(&t, p, &p, 0)) { |
2e9ba080 | 375 | disorder_error(errno, "%s:%d: converting sample-rate", cs->path, cs->line); |
9d5da576 | 376 | return -1; |
377 | } | |
6d2d327c | 378 | if(t < 1 || t > INT_MAX) { |
2e9ba080 | 379 | disorder_error(0, "%s:%d: silly sample-rate (%ld)", cs->path, cs->line, t); |
9d5da576 | 380 | return -1; |
381 | } | |
6d2d327c RK |
382 | if(format) format->rate = t; |
383 | if(*p != '/') { | |
2e9ba080 RK |
384 | disorder_error(0, "%s:%d: expected `/' after sample-rate", |
385 | cs->path, cs->line); | |
9d5da576 | 386 | return -1; |
387 | } | |
388 | p++; | |
6d2d327c | 389 | if(xstrtol(&t, p, &p, 0)) { |
2e9ba080 | 390 | disorder_error(errno, "%s:%d: converting channels", cs->path, cs->line); |
9d5da576 | 391 | return -1; |
392 | } | |
6d2d327c | 393 | if(t < 1 || t > 8) { |
2e9ba080 RK |
394 | disorder_error(0, "%s:%d: silly number (%ld) of channels", |
395 | cs->path, cs->line, t); | |
9d5da576 | 396 | return -1; |
397 | } | |
6d2d327c RK |
398 | if(format) format->channels = t; |
399 | if(*p) { | |
2e9ba080 | 400 | disorder_error(0, "%s:%d: junk after channels", cs->path, cs->line); |
9d5da576 | 401 | return -1; |
402 | } | |
403 | return 0; | |
404 | } | |
405 | ||
406 | static int set_sample_format(const struct config_state *cs, | |
407 | const struct conf *whoami, | |
408 | int nvec, char **vec) { | |
6d2d327c | 409 | return parse_sample_format(cs, ADDRESS(cs->config, struct stream_header), |
9d5da576 | 410 | nvec, vec); |
411 | } | |
412 | ||
cca89d7c | 413 | #if HAVE_PCRE_H |
460b9539 | 414 | static int set_namepart(const struct config_state *cs, |
415 | const struct conf *whoami, | |
416 | int nvec, char **vec) { | |
417 | struct namepartlist *npl = ADDRESS(cs->config, struct namepartlist); | |
418 | unsigned reflags; | |
419 | const char *errstr; | |
420 | int erroffset, n; | |
421 | pcre *re; | |
422 | ||
423 | if(nvec < 3) { | |
2e9ba080 RK |
424 | disorder_error(0, "%s:%d: namepart needs at least 3 arguments", |
425 | cs->path, cs->line); | |
460b9539 | 426 | return -1; |
427 | } | |
428 | if(nvec > 5) { | |
2e9ba080 RK |
429 | disorder_error(0, "%s:%d: namepart needs at most 5 arguments", |
430 | cs->path, cs->line); | |
460b9539 | 431 | return -1; |
432 | } | |
433 | reflags = nvec >= 5 ? regsub_flags(vec[4]) : 0; | |
434 | if(!(re = pcre_compile(vec[1], | |
435 | PCRE_UTF8 | |
436 | |regsub_compile_options(reflags), | |
437 | &errstr, &erroffset, 0))) { | |
2e9ba080 RK |
438 | disorder_error(0, "%s:%d: compiling regexp /%s/: %s (offset %d)", |
439 | cs->path, cs->line, vec[1], errstr, erroffset); | |
460b9539 | 440 | return -1; |
441 | } | |
442 | npl->s = xrealloc(npl->s, (npl->n + 1) * sizeof (struct namepart)); | |
443 | npl->s[npl->n].part = xstrdup(vec[0]); | |
444 | npl->s[npl->n].re = re; | |
9417e1a3 | 445 | npl->s[npl->n].res = xstrdup(vec[1]); |
460b9539 | 446 | npl->s[npl->n].replace = xstrdup(vec[2]); |
447 | npl->s[npl->n].context = xstrdup(vec[3]); | |
448 | npl->s[npl->n].reflags = reflags; | |
449 | ++npl->n; | |
450 | /* XXX a bit of a bodge; relies on there being very few parts. */ | |
451 | for(n = 0; (n < cs->config->nparts | |
452 | && strcmp(cs->config->parts[n], vec[0])); ++n) | |
453 | ; | |
454 | if(n >= cs->config->nparts) { | |
455 | cs->config->parts = xrealloc(cs->config->parts, | |
456 | (cs->config->nparts + 1) * sizeof (char *)); | |
457 | cs->config->parts[cs->config->nparts++] = xstrdup(vec[0]); | |
458 | } | |
459 | return 0; | |
460 | } | |
461 | ||
462 | static int set_transform(const struct config_state *cs, | |
463 | const struct conf *whoami, | |
464 | int nvec, char **vec) { | |
465 | struct transformlist *tl = ADDRESS(cs->config, struct transformlist); | |
466 | pcre *re; | |
467 | unsigned reflags; | |
468 | const char *errstr; | |
469 | int erroffset; | |
470 | ||
471 | if(nvec < 3) { | |
2e9ba080 RK |
472 | disorder_error(0, "%s:%d: transform needs at least 3 arguments", |
473 | cs->path, cs->line); | |
460b9539 | 474 | return -1; |
475 | } | |
476 | if(nvec > 5) { | |
2e9ba080 RK |
477 | disorder_error(0, "%s:%d: transform needs at most 5 arguments", |
478 | cs->path, cs->line); | |
460b9539 | 479 | return -1; |
480 | } | |
481 | reflags = (nvec >= 5 ? regsub_flags(vec[4]) : 0); | |
482 | if(!(re = pcre_compile(vec[1], | |
483 | PCRE_UTF8 | |
484 | |regsub_compile_options(reflags), | |
485 | &errstr, &erroffset, 0))) { | |
2e9ba080 RK |
486 | disorder_error(0, "%s:%d: compiling regexp /%s/: %s (offset %d)", |
487 | cs->path, cs->line, vec[1], errstr, erroffset); | |
460b9539 | 488 | return -1; |
489 | } | |
490 | tl->t = xrealloc(tl->t, (tl->n + 1) * sizeof (struct namepart)); | |
491 | tl->t[tl->n].type = xstrdup(vec[0]); | |
492 | tl->t[tl->n].context = xstrdup(vec[3] ? vec[3] : "*"); | |
493 | tl->t[tl->n].re = re; | |
494 | tl->t[tl->n].replace = xstrdup(vec[2]); | |
495 | tl->t[tl->n].flags = reflags; | |
496 | ++tl->n; | |
497 | return 0; | |
498 | } | |
cca89d7c | 499 | #endif |
460b9539 | 500 | |
04e1fa7c RK |
501 | static int set_rights(const struct config_state *cs, |
502 | const struct conf *whoami, | |
503 | int nvec, char **vec) { | |
04e1fa7c | 504 | if(nvec != 1) { |
2e9ba080 RK |
505 | disorder_error(0, "%s:%d: '%s' requires one argument", |
506 | cs->path, cs->line, whoami->name); | |
04e1fa7c RK |
507 | return -1; |
508 | } | |
0f55e905 | 509 | if(parse_rights(vec[0], 0, 1)) { |
2e9ba080 RK |
510 | disorder_error(0, "%s:%d: invalid rights string '%s'", |
511 | cs->path, cs->line, vec[0]); | |
04e1fa7c RK |
512 | return -1; |
513 | } | |
47854c5f | 514 | return set_string(cs, whoami, nvec, vec); |
04e1fa7c RK |
515 | } |
516 | ||
76e72f65 RK |
517 | static int set_netaddress(const struct config_state *cs, |
518 | const struct conf *whoami, | |
519 | int nvec, char **vec) { | |
520 | struct netaddress *na = ADDRESS(cs->config, struct netaddress); | |
521 | ||
522 | if(netaddress_parse(na, nvec, vec)) { | |
2e9ba080 | 523 | disorder_error(0, "%s:%d: invalid network address", cs->path, cs->line); |
76e72f65 RK |
524 | return -1; |
525 | } | |
526 | return 0; | |
527 | } | |
528 | ||
460b9539 | 529 | /* free functions */ |
530 | ||
531 | static void free_none(struct config attribute((unused)) *c, | |
532 | const struct conf attribute((unused)) *whoami) { | |
533 | } | |
534 | ||
535 | static void free_string(struct config *c, | |
536 | const struct conf *whoami) { | |
537 | xfree(VALUE(c, char *)); | |
f183d30b | 538 | VALUE(c, char *) = 0; |
460b9539 | 539 | } |
540 | ||
541 | static void free_stringlist(struct config *c, | |
542 | const struct conf *whoami) { | |
543 | int n; | |
544 | struct stringlist *sl = ADDRESS(c, struct stringlist); | |
545 | ||
546 | for(n = 0; n < sl->n; ++n) | |
547 | xfree(sl->s[n]); | |
548 | xfree(sl->s); | |
549 | } | |
550 | ||
551 | static void free_stringlistlist(struct config *c, | |
552 | const struct conf *whoami) { | |
553 | int n, m; | |
554 | struct stringlistlist *sll = ADDRESS(c, struct stringlistlist); | |
555 | struct stringlist *sl; | |
556 | ||
557 | for(n = 0; n < sll->n; ++n) { | |
558 | sl = &sll->s[n]; | |
559 | for(m = 0; m < sl->n; ++m) | |
560 | xfree(sl->s[m]); | |
561 | xfree(sl->s); | |
562 | } | |
563 | xfree(sll->s); | |
564 | } | |
565 | ||
566 | static void free_collectionlist(struct config *c, | |
567 | const struct conf *whoami) { | |
568 | struct collectionlist *cll = ADDRESS(c, struct collectionlist); | |
569 | struct collection *cl; | |
570 | int n; | |
571 | ||
572 | for(n = 0; n < cll->n; ++n) { | |
573 | cl = &cll->s[n]; | |
574 | xfree(cl->module); | |
575 | xfree(cl->encoding); | |
576 | xfree(cl->root); | |
577 | } | |
578 | xfree(cll->s); | |
579 | } | |
580 | ||
cca89d7c | 581 | #if HAVE_PCRE_H |
460b9539 | 582 | static void free_namepartlist(struct config *c, |
583 | const struct conf *whoami) { | |
584 | struct namepartlist *npl = ADDRESS(c, struct namepartlist); | |
585 | struct namepart *np; | |
586 | int n; | |
587 | ||
588 | for(n = 0; n < npl->n; ++n) { | |
589 | np = &npl->s[n]; | |
590 | xfree(np->part); | |
591 | pcre_free(np->re); /* ...whatever pcre_free is set to. */ | |
9417e1a3 | 592 | xfree(np->res); |
460b9539 | 593 | xfree(np->replace); |
594 | xfree(np->context); | |
595 | } | |
596 | xfree(npl->s); | |
597 | } | |
598 | ||
599 | static void free_transformlist(struct config *c, | |
600 | const struct conf *whoami) { | |
601 | struct transformlist *tl = ADDRESS(c, struct transformlist); | |
602 | struct transform *t; | |
603 | int n; | |
604 | ||
605 | for(n = 0; n < tl->n; ++n) { | |
606 | t = &tl->t[n]; | |
607 | xfree(t->type); | |
608 | pcre_free(t->re); /* ...whatever pcre_free is set to. */ | |
609 | xfree(t->replace); | |
610 | xfree(t->context); | |
611 | } | |
612 | xfree(tl->t); | |
613 | } | |
cca89d7c | 614 | #endif |
460b9539 | 615 | |
76e72f65 RK |
616 | static void free_netaddress(struct config *c, |
617 | const struct conf *whoami) { | |
618 | struct netaddress *na = ADDRESS(c, struct netaddress); | |
619 | ||
620 | xfree(na->address); | |
621 | } | |
622 | ||
460b9539 | 623 | /* configuration types */ |
624 | ||
625 | static const struct conftype | |
626 | type_signal = { set_signal, free_none }, | |
627 | type_collections = { set_collections, free_collectionlist }, | |
628 | type_boolean = { set_boolean, free_none }, | |
629 | type_string = { set_string, free_string }, | |
630 | type_stringlist = { set_stringlist, free_stringlist }, | |
631 | type_integer = { set_integer, free_none }, | |
632 | type_stringlist_accum = { set_stringlist_accum, free_stringlistlist }, | |
633 | type_string_accum = { set_string_accum, free_stringlist }, | |
9d5da576 | 634 | type_sample_format = { set_sample_format, free_none }, |
86ed4f0e | 635 | #if HAVE_PCRE_H |
460b9539 | 636 | type_namepart = { set_namepart, free_namepartlist }, |
e83d0967 | 637 | type_transform = { set_transform, free_transformlist }, |
86ed4f0e | 638 | #endif |
76e72f65 | 639 | type_netaddress = { set_netaddress, free_netaddress }, |
47854c5f | 640 | type_rights = { set_rights, free_string }; |
460b9539 | 641 | |
642 | /* specific validation routine */ | |
643 | ||
34d37b3e RK |
644 | /** @brief Perform a test on a filename |
645 | * @param test Test function to call on mode bits | |
646 | * @param what Type of file sought | |
647 | * | |
648 | * If @p test returns 0 then the file is not a @p what and an error | |
649 | * is reported and -1 is returned. | |
650 | */ | |
2e9ba080 RK |
651 | #define VALIDATE_FILE(test, what) do { \ |
652 | struct stat sb; \ | |
653 | int n; \ | |
654 | \ | |
655 | for(n = 0; n < nvec; ++n) { \ | |
656 | if(stat(vec[n], &sb) < 0) { \ | |
657 | disorder_error(errno, "%s:%d: %s", \ | |
658 | cs->path, cs->line, vec[n]); \ | |
659 | return -1; \ | |
660 | } \ | |
661 | if(!test(sb.st_mode)) { \ | |
662 | disorder_error(0, "%s:%d: %s is not a %s", \ | |
663 | cs->path, cs->line, vec[n], what); \ | |
664 | return -1; \ | |
665 | } \ | |
666 | } \ | |
460b9539 | 667 | } while(0) |
668 | ||
34d37b3e RK |
669 | /** @brief Validate an absolute path |
670 | * @param cs Configuration state | |
671 | * @param nvec Length of (proposed) new value | |
672 | * @param vec Elements of new value | |
673 | * @return 0 on success, non-0 on error | |
674 | */ | |
659d87e8 RK |
675 | static int validate_isabspath(const struct config_state *cs, |
676 | int nvec, char **vec) { | |
677 | int n; | |
678 | ||
679 | for(n = 0; n < nvec; ++n) | |
680 | if(vec[n][0] != '/') { | |
70adc86b | 681 | disorder_error(0, "%s:%d: %s: not an absolute path", |
2e9ba080 | 682 | cs->path, cs->line, vec[n]); |
659d87e8 RK |
683 | return -1; |
684 | } | |
685 | return 0; | |
686 | } | |
687 | ||
34d37b3e RK |
688 | /** @brief Validate an existing directory |
689 | * @param cs Configuration state | |
690 | * @param nvec Length of (proposed) new value | |
691 | * @param vec Elements of new value | |
692 | * @return 0 on success, non-0 on error | |
693 | */ | |
460b9539 | 694 | static int validate_isdir(const struct config_state *cs, |
695 | int nvec, char **vec) { | |
696 | VALIDATE_FILE(S_ISDIR, "directory"); | |
697 | return 0; | |
698 | } | |
699 | ||
34d37b3e RK |
700 | /** @brief Validate an existing regular file |
701 | * @param cs Configuration state | |
702 | * @param nvec Length of (proposed) new value | |
703 | * @param vec Elements of new value | |
704 | * @return 0 on success, non-0 on error | |
705 | */ | |
460b9539 | 706 | static int validate_isreg(const struct config_state *cs, |
707 | int nvec, char **vec) { | |
708 | VALIDATE_FILE(S_ISREG, "regular file"); | |
709 | return 0; | |
710 | } | |
711 | ||
34d37b3e RK |
712 | /** @brief Validate a player pattern |
713 | * @param cs Configuration state | |
714 | * @param nvec Length of (proposed) new value | |
715 | * @param vec Elements of new value | |
716 | * @return 0 on success, non-0 on error | |
717 | */ | |
460b9539 | 718 | static int validate_player(const struct config_state *cs, |
719 | int nvec, | |
720 | char attribute((unused)) **vec) { | |
ec554a3d | 721 | if(nvec && nvec < 2) { |
2e9ba080 RK |
722 | disorder_error(0, "%s:%d: should be at least 'player PATTERN MODULE'", |
723 | cs->path, cs->line); | |
460b9539 | 724 | return -1; |
725 | } | |
726 | return 0; | |
727 | } | |
728 | ||
34d37b3e RK |
729 | /** @brief Validate a track length pattern |
730 | * @param cs Configuration state | |
731 | * @param nvec Length of (proposed) new value | |
732 | * @param vec Elements of new value | |
733 | * @return 0 on success, non-0 on error | |
734 | */ | |
62dc3748 RK |
735 | static int validate_tracklength(const struct config_state *cs, |
736 | int nvec, | |
737 | char attribute((unused)) **vec) { | |
ec554a3d | 738 | if(nvec && nvec < 2) { |
2e9ba080 RK |
739 | disorder_error(0, "%s:%d: should be at least 'tracklength PATTERN MODULE'", |
740 | cs->path, cs->line); | |
62dc3748 RK |
741 | return -1; |
742 | } | |
743 | return 0; | |
744 | } | |
745 | ||
34d37b3e RK |
746 | /** @brief Validate a non-negative (@c long) integer |
747 | * @param cs Configuration state | |
748 | * @param nvec Length of (proposed) new value | |
749 | * @param vec Elements of new value | |
750 | * @return 0 on success, non-0 on error | |
751 | */ | |
460b9539 | 752 | static int validate_non_negative(const struct config_state *cs, |
753 | int nvec, char **vec) { | |
754 | long n; | |
b94e827f | 755 | char errbuf[1024]; |
460b9539 | 756 | |
757 | if(nvec < 1) { | |
2e9ba080 | 758 | disorder_error(0, "%s:%d: missing argument", cs->path, cs->line); |
460b9539 | 759 | return -1; |
760 | } | |
761 | if(nvec > 1) { | |
2e9ba080 | 762 | disorder_error(0, "%s:%d: too many arguments", cs->path, cs->line); |
460b9539 | 763 | return -1; |
764 | } | |
765 | if(xstrtol(&n, vec[0], 0, 0)) { | |
b94e827f RK |
766 | disorder_error(0, "%s:%d: %s", cs->path, cs->line, |
767 | format_error(ec_errno, errno, errbuf, sizeof errbuf)); | |
460b9539 | 768 | return -1; |
769 | } | |
770 | if(n < 0) { | |
2e9ba080 | 771 | disorder_error(0, "%s:%d: must not be negative", cs->path, cs->line); |
460b9539 | 772 | return -1; |
773 | } | |
774 | return 0; | |
775 | } | |
776 | ||
34d37b3e RK |
777 | /** @brief Validate a positive (@c long) integer |
778 | * @param cs Configuration state | |
779 | * @param nvec Length of (proposed) new value | |
780 | * @param vec Elements of new value | |
781 | * @return 0 on success, non-0 on error | |
782 | */ | |
460b9539 | 783 | static int validate_positive(const struct config_state *cs, |
784 | int nvec, char **vec) { | |
785 | long n; | |
b94e827f | 786 | char errbuf[1024]; |
460b9539 | 787 | |
788 | if(nvec < 1) { | |
2e9ba080 | 789 | disorder_error(0, "%s:%d: missing argument", cs->path, cs->line); |
460b9539 | 790 | return -1; |
791 | } | |
792 | if(nvec > 1) { | |
2e9ba080 | 793 | disorder_error(0, "%s:%d: too many arguments", cs->path, cs->line); |
460b9539 | 794 | return -1; |
795 | } | |
796 | if(xstrtol(&n, vec[0], 0, 0)) { | |
b94e827f RK |
797 | disorder_error(0, "%s:%d: %s", cs->path, cs->line, |
798 | format_error(ec_errno, errno, errbuf, sizeof errbuf)); | |
460b9539 | 799 | return -1; |
800 | } | |
801 | if(n <= 0) { | |
2e9ba080 | 802 | disorder_error(0, "%s:%d: must be positive", cs->path, cs->line); |
460b9539 | 803 | return -1; |
804 | } | |
805 | return 0; | |
806 | } | |
807 | ||
34d37b3e RK |
808 | /** @brief Validate a system username |
809 | * @param cs Configuration state | |
810 | * @param nvec Length of (proposed) new value | |
811 | * @param vec Elements of new value | |
812 | * @return 0 on success, non-0 on error | |
813 | */ | |
460b9539 | 814 | static int validate_isauser(const struct config_state *cs, |
815 | int attribute((unused)) nvec, | |
816 | char **vec) { | |
b3756e27 | 817 | if(!getpwnam(vec[0])) { |
2e9ba080 | 818 | disorder_error(0, "%s:%d: no such user as '%s'", cs->path, cs->line, vec[0]); |
460b9539 | 819 | return -1; |
820 | } | |
821 | return 0; | |
822 | } | |
823 | ||
34d37b3e RK |
824 | /** @brief Validate a sample format string |
825 | * @param cs Configuration state | |
826 | * @param nvec Length of (proposed) new value | |
827 | * @param vec Elements of new value | |
828 | * @return 0 on success, non-0 on error | |
829 | */ | |
9d5da576 | 830 | static int validate_sample_format(const struct config_state *cs, |
831 | int attribute((unused)) nvec, | |
832 | char **vec) { | |
833 | return parse_sample_format(cs, 0, nvec, vec); | |
834 | } | |
835 | ||
34d37b3e RK |
836 | /** @brief Validate anything |
837 | * @param cs Configuration state | |
838 | * @param nvec Length of (proposed) new value | |
839 | * @param vec Elements of new value | |
840 | * @return 0 | |
841 | */ | |
460b9539 | 842 | static int validate_any(const struct config_state attribute((unused)) *cs, |
843 | int attribute((unused)) nvec, | |
844 | char attribute((unused)) **vec) { | |
845 | return 0; | |
846 | } | |
847 | ||
34d37b3e RK |
848 | /** @brief Validate a URL |
849 | * @param cs Configuration state | |
850 | * @param nvec Length of (proposed) new value | |
851 | * @param vec Elements of new value | |
852 | * @return 0 on success, non-0 on error | |
853 | * | |
854 | * Rather cursory. | |
855 | */ | |
460b9539 | 856 | static int validate_url(const struct config_state attribute((unused)) *cs, |
857 | int attribute((unused)) nvec, | |
858 | char **vec) { | |
859 | const char *s; | |
860 | int n; | |
861 | /* absoluteURI = scheme ":" ( hier_part | opaque_part ) | |
862 | scheme = alpha *( alpha | digit | "+" | "-" | "." ) */ | |
863 | s = vec[0]; | |
864 | n = strspn(s, ("abcdefghijklmnopqrstuvwxyz" | |
865 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ" | |
866 | "0123456789")); | |
867 | if(s[n] != ':') { | |
2e9ba080 | 868 | disorder_error(0, "%s:%d: invalid url '%s'", cs->path, cs->line, vec[0]); |
460b9539 | 869 | return -1; |
870 | } | |
871 | if(!strncmp(s, "http:", 5) | |
872 | || !strncmp(s, "https:", 6)) { | |
873 | s += n + 1; | |
874 | /* we only do a rather cursory check */ | |
875 | if(strncmp(s, "//", 2)) { | |
2e9ba080 | 876 | disorder_error(0, "%s:%d: invalid url '%s'", cs->path, cs->line, vec[0]); |
460b9539 | 877 | return -1; |
878 | } | |
879 | } | |
880 | return 0; | |
881 | } | |
882 | ||
34d37b3e RK |
883 | /** @brief Validate an alias pattern |
884 | * @param cs Configuration state | |
885 | * @param nvec Length of (proposed) new value | |
886 | * @param vec Elements of new value | |
887 | * @return 0 on success, non-0 on error | |
888 | */ | |
460b9539 | 889 | static int validate_alias(const struct config_state *cs, |
890 | int nvec, | |
891 | char **vec) { | |
892 | const char *s; | |
893 | int in_brackets = 0, c; | |
894 | ||
895 | if(nvec < 1) { | |
2e9ba080 | 896 | disorder_error(0, "%s:%d: missing argument", cs->path, cs->line); |
460b9539 | 897 | return -1; |
898 | } | |
899 | if(nvec > 1) { | |
2e9ba080 | 900 | disorder_error(0, "%s:%d: too many arguments", cs->path, cs->line); |
460b9539 | 901 | return -1; |
902 | } | |
903 | s = vec[0]; | |
904 | while((c = (unsigned char)*s++)) { | |
905 | if(in_brackets) { | |
906 | if(c == '}') | |
907 | in_brackets = 0; | |
908 | else if(!isalnum(c)) { | |
2e9ba080 RK |
909 | disorder_error(0, "%s:%d: invalid part name in alias expansion in '%s'", |
910 | cs->path, cs->line, vec[0]); | |
460b9539 | 911 | return -1; |
912 | } | |
913 | } else { | |
914 | if(c == '{') { | |
915 | in_brackets = 1; | |
916 | if(*s == '/') | |
917 | ++s; | |
918 | } else if(c == '\\') { | |
919 | if(!(c = (unsigned char)*s++)) { | |
2e9ba080 RK |
920 | disorder_error(0, "%s:%d: unterminated escape in alias expansion in '%s'", |
921 | cs->path, cs->line, vec[0]); | |
460b9539 | 922 | return -1; |
923 | } else if(c != '\\' && c != '{') { | |
2e9ba080 RK |
924 | disorder_error(0, "%s:%d: invalid escape in alias expansion in '%s'", |
925 | cs->path, cs->line, vec[0]); | |
460b9539 | 926 | return -1; |
927 | } | |
928 | } | |
929 | } | |
930 | ++s; | |
931 | } | |
932 | if(in_brackets) { | |
2e9ba080 RK |
933 | disorder_error(0, |
934 | "%s:%d: unterminated part name in alias expansion in '%s'", | |
935 | cs->path, cs->line, vec[0]); | |
460b9539 | 936 | return -1; |
937 | } | |
938 | return 0; | |
939 | } | |
940 | ||
34d37b3e RK |
941 | /** @brief Validate a hash algorithm name |
942 | * @param cs Configuration state | |
943 | * @param nvec Length of (proposed) new value | |
944 | * @param vec Elements of new value | |
945 | * @return 0 on success, non-0 on error | |
946 | */ | |
637fdea3 RK |
947 | static int validate_algo(const struct config_state attribute((unused)) *cs, |
948 | int nvec, | |
949 | char **vec) { | |
950 | if(nvec != 1) { | |
2e9ba080 | 951 | disorder_error(0, "%s:%d: invalid algorithm specification", cs->path, cs->line); |
637fdea3 RK |
952 | return -1; |
953 | } | |
954 | if(!valid_authhash(vec[0])) { | |
2e9ba080 | 955 | disorder_error(0, "%s:%d: unsuported algorithm '%s'", cs->path, cs->line, vec[0]); |
637fdea3 RK |
956 | return -1; |
957 | } | |
958 | return 0; | |
959 | } | |
960 | ||
34d37b3e RK |
961 | /** @brief Validate a playback backend name |
962 | * @param cs Configuration state | |
963 | * @param nvec Length of (proposed) new value | |
964 | * @param vec Elements of new value | |
965 | * @return 0 on success, non-0 on error | |
966 | */ | |
b50cfb8a RK |
967 | static int validate_backend(const struct config_state attribute((unused)) *cs, |
968 | int nvec, | |
969 | char **vec) { | |
970 | int n; | |
971 | if(nvec != 1) { | |
2e9ba080 | 972 | disorder_error(0, "%s:%d: invalid sound API specification", cs->path, cs->line); |
b50cfb8a RK |
973 | return -1; |
974 | } | |
975 | if(!strcmp(vec[0], "network")) { | |
2e9ba080 | 976 | disorder_error(0, "'api network' is deprecated; use 'api rtp'"); |
b50cfb8a RK |
977 | return 0; |
978 | } | |
979 | if(config_uaudio_apis) { | |
980 | for(n = 0; config_uaudio_apis[n]; ++n) | |
981 | if(!strcmp(vec[0], config_uaudio_apis[n]->name)) | |
982 | return 0; | |
2e9ba080 | 983 | disorder_error(0, "%s:%d: unrecognized sound API '%s'", cs->path, cs->line, vec[0]); |
b50cfb8a RK |
984 | return -1; |
985 | } | |
986 | /* In non-server processes we have no idea what's valid */ | |
987 | return 0; | |
988 | } | |
989 | ||
34d37b3e RK |
990 | /** @brief Validate a pause mode string |
991 | * @param cs Configuration state | |
992 | * @param nvec Length of (proposed) new value | |
993 | * @param vec Elements of new value | |
994 | * @return 0 on success, non-0 on error | |
995 | */ | |
f75ab9d3 RK |
996 | static int validate_pausemode(const struct config_state attribute((unused)) *cs, |
997 | int nvec, | |
998 | char **vec) { | |
999 | if(nvec == 1 && (!strcmp(vec[0], "silence") || !strcmp(vec[0], "suspend"))) | |
1000 | return 0; | |
2e9ba080 | 1001 | disorder_error(0, "%s:%d: invalid pause mode", cs->path, cs->line); |
f75ab9d3 RK |
1002 | return -1; |
1003 | } | |
1004 | ||
34d37b3e RK |
1005 | /** @brief Validate a destination network address |
1006 | * @param cs Configuration state | |
1007 | * @param nvec Length of (proposed) new value | |
1008 | * @param vec Elements of new value | |
1009 | * @return 0 on success, non-0 on error | |
1010 | * | |
1011 | * By a destination address, it is meant that it must not be a wildcard | |
1012 | * address. | |
1013 | */ | |
76e72f65 RK |
1014 | static int validate_destaddr(const struct config_state attribute((unused)) *cs, |
1015 | int nvec, | |
1016 | char **vec) { | |
1017 | struct netaddress na[1]; | |
1018 | ||
1019 | if(netaddress_parse(na, nvec, vec)) { | |
2e9ba080 | 1020 | disorder_error(0, "%s:%d: invalid network address", cs->path, cs->line); |
76e72f65 RK |
1021 | return -1; |
1022 | } | |
1023 | if(!na->address) { | |
2e9ba080 | 1024 | disorder_error(0, "%s:%d: destination address required", cs->path, cs->line); |
76e72f65 RK |
1025 | return -1; |
1026 | } | |
47854c5f | 1027 | xfree(na->address); |
76e72f65 RK |
1028 | return 0; |
1029 | } | |
1030 | ||
3f3bb97b | 1031 | /** @brief Item name and and offset */ |
460b9539 | 1032 | #define C(x) #x, offsetof(struct config, x) |
3f3bb97b | 1033 | /** @brief Item name and and offset */ |
460b9539 | 1034 | #define C2(x,y) #x, offsetof(struct config, y) |
1035 | ||
3f3bb97b | 1036 | /** @brief All configuration items */ |
460b9539 | 1037 | static const struct conf conf[] = { |
1038 | { C(alias), &type_string, validate_alias }, | |
b50cfb8a | 1039 | { C(api), &type_string, validate_backend }, |
637fdea3 | 1040 | { C(authorization_algorithm), &type_string, validate_algo }, |
76e72f65 RK |
1041 | { C(broadcast), &type_netaddress, validate_destaddr }, |
1042 | { C(broadcast_from), &type_netaddress, validate_any }, | |
bd8895a8 | 1043 | { C(channel), &type_string, validate_any }, |
460b9539 | 1044 | { C(checkpoint_kbyte), &type_integer, validate_non_negative }, |
1045 | { C(checkpoint_min), &type_integer, validate_non_negative }, | |
1046 | { C(collection), &type_collections, validate_any }, | |
e41a9999 | 1047 | { C(connect), &type_netaddress, validate_destaddr }, |
b12be54a | 1048 | { C(cookie_key_lifetime), &type_integer, validate_positive }, |
2a1c84fb | 1049 | { C(cookie_login_lifetime), &type_integer, validate_positive }, |
8818b7fc | 1050 | { C(dbversion), &type_integer, validate_positive }, |
04e1fa7c | 1051 | { C(default_rights), &type_rights, validate_any }, |
460b9539 | 1052 | { C(device), &type_string, validate_any }, |
460b9539 | 1053 | { C(history), &type_integer, validate_positive }, |
659d87e8 | 1054 | { C(home), &type_string, validate_isabspath }, |
80dc2c5f | 1055 | { C(listen), &type_netaddress, validate_any }, |
bb6ae3fb | 1056 | { C(mail_sender), &type_string, validate_any }, |
bd8895a8 | 1057 | { C(mixer), &type_string, validate_any }, |
8488cf7d | 1058 | { C(mount_rescan), &type_boolean, validate_any }, |
61941295 | 1059 | { C(multicast_loop), &type_boolean, validate_any }, |
23205f9c | 1060 | { C(multicast_ttl), &type_integer, validate_non_negative }, |
cca89d7c | 1061 | #if HAVE_PCRE_H |
460b9539 | 1062 | { C(namepart), &type_namepart, validate_any }, |
cca89d7c | 1063 | #endif |
05dcfac6 RK |
1064 | { C(new_bias), &type_integer, validate_positive }, |
1065 | { C(new_bias_age), &type_integer, validate_positive }, | |
d742bb47 | 1066 | { C(new_max), &type_integer, validate_positive }, |
460b9539 | 1067 | { C2(nice, nice_rescan), &type_integer, validate_non_negative }, |
1068 | { C(nice_rescan), &type_integer, validate_non_negative }, | |
1069 | { C(nice_server), &type_integer, validate_any }, | |
1070 | { C(nice_speaker), &type_integer, validate_any }, | |
2a10b70b | 1071 | { C(noticed_history), &type_integer, validate_positive }, |
460b9539 | 1072 | { C(password), &type_string, validate_any }, |
f75ab9d3 | 1073 | { C(pause_mode), &type_string, validate_pausemode }, |
460b9539 | 1074 | { C(player), &type_stringlist_accum, validate_player }, |
ddbf05c8 | 1075 | { C(playlist_lock_timeout), &type_integer, validate_positive }, |
2563dc1f | 1076 | { C(playlist_max) , &type_integer, validate_positive }, |
460b9539 | 1077 | { C(plugins), &type_string_accum, validate_isdir }, |
459d4402 | 1078 | { C(queue_pad), &type_integer, validate_positive }, |
460b9539 | 1079 | { C(refresh), &type_integer, validate_positive }, |
533272be | 1080 | { C(refresh_min), &type_integer, validate_non_negative }, |
6207d2f3 | 1081 | { C(reminder_interval), &type_integer, validate_positive }, |
810b8083 | 1082 | { C(remote_userman), &type_boolean, validate_any }, |
2a1c84fb | 1083 | { C(replay_min), &type_integer, validate_non_negative }, |
ba70caca | 1084 | { C(rtp_delay_threshold), &type_integer, validate_positive }, |
b0116b5c | 1085 | { C(rtp_mode), &type_string, validate_any }, |
87864f77 | 1086 | { C(rtp_verbose), &type_boolean, validate_any }, |
9d5da576 | 1087 | { C(sample_format), &type_sample_format, validate_sample_format }, |
460b9539 | 1088 | { C(scratch), &type_string_accum, validate_isreg }, |
2eee4b0c | 1089 | { C(sendmail), &type_string, validate_isabspath }, |
61507e3c | 1090 | { C(short_display), &type_integer, validate_positive }, |
460b9539 | 1091 | { C(signal), &type_signal, validate_any }, |
bb6ae3fb | 1092 | { C(smtp_server), &type_string, validate_any }, |
5330d674 | 1093 | { C(sox_generation), &type_integer, validate_non_negative }, |
b50cfb8a | 1094 | { C2(speaker_backend, api), &type_string, validate_backend }, |
9d5da576 | 1095 | { C(speaker_command), &type_string, validate_any }, |
460b9539 | 1096 | { C(stopword), &type_string_accum, validate_any }, |
1097 | { C(templates), &type_string_accum, validate_isdir }, | |
62dc3748 | 1098 | { C(tracklength), &type_stringlist_accum, validate_tracklength }, |
cca89d7c | 1099 | #if HAVE_PCRE_H |
460b9539 | 1100 | { C(transform), &type_transform, validate_any }, |
cca89d7c | 1101 | #endif |
460b9539 | 1102 | { C(url), &type_string, validate_url }, |
1103 | { C(user), &type_string, validate_isauser }, | |
1104 | { C(username), &type_string, validate_any }, | |
1105 | }; | |
1106 | ||
3f3bb97b | 1107 | /** @brief Find a configuration item's definition by key */ |
460b9539 | 1108 | static const struct conf *find(const char *key) { |
1109 | int n; | |
1110 | ||
ba937f01 | 1111 | if((n = TABLE_FIND(conf, name, key)) < 0) |
460b9539 | 1112 | return 0; |
1113 | return &conf[n]; | |
1114 | } | |
1115 | ||
34d37b3e RK |
1116 | /** @brief Set a new configuration value |
1117 | * @param cs Configuration state | |
1118 | * @param nvec Length of @p vec | |
1119 | * @param vec Name and new value | |
1120 | * @return 0 on success, non-0 on error. | |
1121 | * | |
1122 | * @c vec[0] is the name, the rest is the value. | |
1123 | */ | |
460b9539 | 1124 | static int config_set(const struct config_state *cs, |
1125 | int nvec, char **vec) { | |
1126 | const struct conf *which; | |
1127 | ||
1128 | D(("config_set %s", vec[0])); | |
1129 | if(!(which = find(vec[0]))) { | |
2e9ba080 | 1130 | disorder_error(0, "%s:%d: unknown configuration key '%s'", |
460b9539 | 1131 | cs->path, cs->line, vec[0]); |
1132 | return -1; | |
1133 | } | |
1134 | return (which->validate(cs, nvec - 1, vec + 1) | |
1135 | || which->type->set(cs, which, nvec - 1, vec + 1)); | |
1136 | } | |
1137 | ||
34d37b3e RK |
1138 | /** @brief Set a configuration item from parameters |
1139 | * @param cs Configuration state | |
1140 | * @param which Item to set | |
1141 | * @param ... Value as strings, terminated by (char *)NULL | |
1142 | * @return 0 on success, non-0 on error | |
1143 | */ | |
e6a35d1c RK |
1144 | static int config_set_args(const struct config_state *cs, |
1145 | const char *which, ...) { | |
1146 | va_list ap; | |
1147 | struct vector v[1]; | |
1148 | char *s; | |
05b3f1f6 | 1149 | int rc; |
e6a35d1c RK |
1150 | |
1151 | vector_init(v); | |
1152 | vector_append(v, (char *)which); | |
1153 | va_start(ap, which); | |
1154 | while((s = va_arg(ap, char *))) | |
1155 | vector_append(v, s); | |
1156 | va_end(ap); | |
1157 | vector_terminate(v); | |
05b3f1f6 | 1158 | rc = config_set(cs, v->nvec, v->vec); |
47854c5f RK |
1159 | xfree(v->vec); |
1160 | return rc; | |
e6a35d1c RK |
1161 | } |
1162 | ||
34d37b3e RK |
1163 | /** @brief Error callback used by config_include() |
1164 | * @param msg Error message | |
1165 | * @param u User data (@ref config_state) | |
1166 | */ | |
460b9539 | 1167 | static void config_error(const char *msg, void *u) { |
1168 | const struct config_state *cs = u; | |
1169 | ||
2e9ba080 | 1170 | disorder_error(0, "%s:%d: %s", cs->path, cs->line, msg); |
460b9539 | 1171 | } |
1172 | ||
34d37b3e RK |
1173 | /** @brief Include a file by name |
1174 | * @param c Configuration to update | |
1175 | * @param path Path to read | |
1176 | * @return 0 on success, non-0 on error | |
1177 | */ | |
460b9539 | 1178 | static int config_include(struct config *c, const char *path) { |
1179 | FILE *fp; | |
1180 | char *buffer, *inputbuffer, **vec; | |
1181 | int n, ret = 0; | |
1182 | struct config_state cs; | |
1183 | ||
1184 | cs.path = path; | |
1185 | cs.line = 0; | |
1186 | cs.config = c; | |
1187 | D(("%s: reading configuration", path)); | |
1188 | if(!(fp = fopen(path, "r"))) { | |
2e9ba080 | 1189 | disorder_error(errno, "error opening %s", path); |
460b9539 | 1190 | return -1; |
1191 | } | |
1192 | while(!inputline(path, fp, &inputbuffer, '\n')) { | |
1193 | ++cs.line; | |
1194 | if(!(buffer = mb2utf8(inputbuffer))) { | |
2e9ba080 | 1195 | disorder_error(errno, "%s:%d: cannot convert to UTF-8", cs.path, cs.line); |
460b9539 | 1196 | ret = -1; |
1197 | xfree(inputbuffer); | |
1198 | continue; | |
1199 | } | |
1200 | xfree(inputbuffer); | |
1201 | if(!(vec = split(buffer, &n, SPLIT_COMMENTS|SPLIT_QUOTES, | |
1202 | config_error, &cs))) { | |
1203 | ret = -1; | |
1204 | xfree(buffer); | |
1205 | continue; | |
1206 | } | |
1207 | if(n) { | |
34d37b3e | 1208 | /* 'include' is special-cased */ |
460b9539 | 1209 | if(!strcmp(vec[0], "include")) { |
1210 | if(n != 2) { | |
2e9ba080 | 1211 | disorder_error(0, "%s:%d: must be 'include PATH'", cs.path, cs.line); |
460b9539 | 1212 | ret = -1; |
1213 | } else | |
1214 | config_include(c, vec[1]); | |
1215 | } else | |
1216 | ret |= config_set(&cs, n, vec); | |
1217 | } | |
1218 | for(n = 0; vec[n]; ++n) xfree(vec[n]); | |
1219 | xfree(vec); | |
1220 | xfree(buffer); | |
1221 | } | |
1222 | if(ferror(fp)) { | |
2e9ba080 | 1223 | disorder_error(errno, "error reading %s", path); |
460b9539 | 1224 | ret = -1; |
1225 | } | |
1226 | fclose(fp); | |
1227 | return ret; | |
1228 | } | |
1229 | ||
34d37b3e | 1230 | /** @brief Default stopword setting */ |
86be0c30 | 1231 | static const char *const default_stopwords[] = { |
1232 | "stopword", | |
1233 | ||
1234 | "01", | |
1235 | "02", | |
1236 | "03", | |
1237 | "04", | |
1238 | "05", | |
1239 | "06", | |
1240 | "07", | |
1241 | "08", | |
1242 | "09", | |
1243 | "1", | |
1244 | "10", | |
1245 | "11", | |
1246 | "12", | |
1247 | "13", | |
1248 | "14", | |
1249 | "15", | |
1250 | "16", | |
1251 | "17", | |
1252 | "18", | |
1253 | "19", | |
1254 | "2", | |
1255 | "20", | |
1256 | "21", | |
1257 | "22", | |
1258 | "23", | |
1259 | "24", | |
1260 | "25", | |
1261 | "26", | |
1262 | "27", | |
1263 | "28", | |
1264 | "29", | |
1265 | "3", | |
1266 | "30", | |
1267 | "4", | |
1268 | "5", | |
1269 | "6", | |
1270 | "7", | |
1271 | "8", | |
1272 | "9", | |
1273 | "a", | |
1274 | "am", | |
1275 | "an", | |
1276 | "and", | |
1277 | "as", | |
1278 | "for", | |
1279 | "i", | |
1280 | "im", | |
1281 | "in", | |
1282 | "is", | |
1283 | "of", | |
1284 | "on", | |
1285 | "the", | |
1286 | "to", | |
1287 | "too", | |
1288 | "we", | |
1289 | }; | |
1290 | #define NDEFAULT_STOPWORDS (sizeof default_stopwords / sizeof *default_stopwords) | |
1291 | ||
34d37b3e | 1292 | /** @brief Default player patterns */ |
e6a35d1c RK |
1293 | static const char *const default_players[] = { |
1294 | "*.ogg", | |
1295 | "*.flac", | |
1296 | "*.mp3", | |
1297 | "*.wav", | |
1298 | }; | |
1299 | #define NDEFAULT_PLAYERS (sizeof default_players / sizeof *default_players) | |
1300 | ||
34d37b3e RK |
1301 | /** @brief Make a new default configuration |
1302 | * @return New configuration | |
1303 | */ | |
460b9539 | 1304 | static struct config *config_default(void) { |
1305 | struct config *c = xmalloc(sizeof *c); | |
1306 | const char *logname; | |
1307 | struct passwd *pw; | |
86be0c30 | 1308 | struct config_state cs; |
e6a35d1c | 1309 | size_t n; |
460b9539 | 1310 | |
86be0c30 | 1311 | cs.path = "<internal>"; |
1312 | cs.line = 0; | |
1313 | cs.config = c; | |
460b9539 | 1314 | /* Strings had better be xstrdup'd as they will get freed at some point. */ |
460b9539 | 1315 | c->history = 60; |
1316 | c->home = xstrdup(pkgstatedir); | |
1317 | if(!(pw = getpwuid(getuid()))) | |
2e9ba080 | 1318 | disorder_fatal(0, "cannot determine our username"); |
460b9539 | 1319 | logname = pw->pw_name; |
1320 | c->username = xstrdup(logname); | |
1321 | c->refresh = 15; | |
533272be | 1322 | c->refresh_min = 1; |
460b9539 | 1323 | c->signal = SIGKILL; |
1324 | c->alias = xstrdup("{/artist}{/album}{/title}{ext}"); | |
460b9539 | 1325 | c->device = xstrdup("default"); |
1326 | c->nice_rescan = 10; | |
9d5da576 | 1327 | c->speaker_command = 0; |
1328 | c->sample_format.bits = 16; | |
1329 | c->sample_format.rate = 44100; | |
1330 | c->sample_format.channels = 2; | |
6d2d327c | 1331 | c->sample_format.endian = ENDIAN_NATIVE; |
459d4402 | 1332 | c->queue_pad = 10; |
cebe3127 | 1333 | c->replay_min = 8 * 3600; |
b50cfb8a | 1334 | c->api = NULL; |
23205f9c | 1335 | c->multicast_ttl = 1; |
61941295 | 1336 | c->multicast_loop = 1; |
637fdea3 | 1337 | c->authorization_algorithm = xstrdup("sha1"); |
2a10b70b | 1338 | c->noticed_history = 31; |
61507e3c | 1339 | c->short_display = 32; |
bd8895a8 | 1340 | c->mixer = 0; |
1341 | c->channel = 0; | |
8818b7fc | 1342 | c->dbversion = 2; |
b12be54a RK |
1343 | c->cookie_login_lifetime = 86400; |
1344 | c->cookie_key_lifetime = 86400 * 7; | |
2eee4b0c RK |
1345 | if(sendmail_binary[0] && strcmp(sendmail_binary, "none")) |
1346 | c->sendmail = xstrdup(sendmail_binary); | |
bb6ae3fb | 1347 | c->smtp_server = xstrdup("127.0.0.1"); |
d742bb47 | 1348 | c->new_max = 100; |
6207d2f3 | 1349 | c->reminder_interval = 600; /* 10m */ |
05dcfac6 | 1350 | c->new_bias_age = 7 * 86400; /* 1 week */ |
6151ae7e | 1351 | c->new_bias = 4500000; /* 50 times the base weight */ |
419893d7 | 1352 | c->sox_generation = DEFAULT_SOX_GENERATION; |
2563dc1f | 1353 | c->playlist_max = INT_MAX; /* effectively no limit */ |
ddbf05c8 | 1354 | c->playlist_lock_timeout = 10; /* 10s */ |
8488cf7d | 1355 | c->mount_rescan = 1; |
e6a35d1c | 1356 | /* Default stopwords */ |
86be0c30 | 1357 | if(config_set(&cs, (int)NDEFAULT_STOPWORDS, (char **)default_stopwords)) |
1358 | exit(1); | |
e6a35d1c RK |
1359 | /* Default player configuration */ |
1360 | for(n = 0; n < NDEFAULT_PLAYERS; ++n) { | |
1361 | if(config_set_args(&cs, "player", | |
1362 | default_players[n], "execraw", "disorder-decode", (char *)0)) | |
1363 | exit(1); | |
1364 | if(config_set_args(&cs, "tracklength", | |
1365 | default_players[n], "disorder-tracklength", (char *)0)) | |
1366 | exit(1); | |
1367 | } | |
76e72f65 RK |
1368 | c->broadcast.af = -1; |
1369 | c->broadcast_from.af = -1; | |
80dc2c5f | 1370 | c->listen.af = -1; |
e41a9999 | 1371 | c->connect.af = -1; |
b0116b5c | 1372 | c->rtp_mode = xstrdup("auto"); |
460b9539 | 1373 | return c; |
1374 | } | |
1375 | ||
34d37b3e RK |
1376 | /** @brief Construct a filename |
1377 | * @param c Configuration | |
1378 | * @param name Base filename | |
1379 | * @return Full filename | |
1380 | * | |
1381 | * Usually use config_get_file() instead. | |
1382 | */ | |
319d7107 | 1383 | char *config_get_file2(struct config *c, const char *name) { |
460b9539 | 1384 | char *s; |
1385 | ||
1386 | byte_xasprintf(&s, "%s/%s", c->home, name); | |
1387 | return s; | |
1388 | } | |
1389 | ||
3f3bb97b | 1390 | /** @brief Set the default configuration file */ |
460b9539 | 1391 | static void set_configfile(void) { |
1392 | if(!configfile) | |
1393 | byte_xasprintf(&configfile, "%s/config", pkgconfdir); | |
1394 | } | |
1395 | ||
34d37b3e RK |
1396 | /** @brief Free a configuration object |
1397 | * @param c Configuration to free | |
1398 | * | |
1399 | * @p c is indeterminate after this function is called. | |
1400 | */ | |
47854c5f | 1401 | void config_free(struct config *c) { |
460b9539 | 1402 | int n; |
1403 | ||
1404 | if(c) { | |
1405 | for(n = 0; n < (int)(sizeof conf / sizeof *conf); ++n) | |
1406 | conf[n].type->free(c, &conf[n]); | |
1407 | for(n = 0; n < c->nparts; ++n) | |
1408 | xfree(c->parts[n]); | |
1409 | xfree(c->parts); | |
1410 | xfree(c); | |
1411 | } | |
1412 | } | |
1413 | ||
34d37b3e RK |
1414 | /** @brief Set post-parse defaults |
1415 | * @param c Configuration to update | |
1416 | * @param server True when running in the server | |
1417 | * | |
1418 | * If @p server is set then certain parts of the configuration are more | |
1419 | * strictly validated. | |
1420 | */ | |
c00fce3a RK |
1421 | static void config_postdefaults(struct config *c, |
1422 | int server) { | |
460b9539 | 1423 | struct config_state cs; |
cca89d7c | 1424 | #if HAVE_PCRE_H |
460b9539 | 1425 | const struct conf *whoami; |
1426 | int n; | |
cca89d7c | 1427 | #endif |
460b9539 | 1428 | |
cca89d7c | 1429 | #if HAVE_PCRE_H |
460b9539 | 1430 | static const char *namepart[][4] = { |
bcf50f5c | 1431 | { "title", "/([0-9]+ *[-:]? *)?([^/]+)\\.[a-zA-Z0-9]+$", "$2", "display" }, |
460b9539 | 1432 | { "title", "/([^/]+)\\.[a-zA-Z0-9]+$", "$1", "sort" }, |
1433 | { "album", "/([^/]+)/[^/]+$", "$1", "*" }, | |
1434 | { "artist", "/([^/]+)/[^/]+/[^/]+$", "$1", "*" }, | |
1435 | { "ext", "(\\.[a-zA-Z0-9]+)$", "$1", "*" }, | |
1436 | }; | |
1437 | #define NNAMEPART (int)(sizeof namepart / sizeof *namepart) | |
1438 | ||
1439 | static const char *transform[][5] = { | |
bcf50f5c | 1440 | { "track", "^.*/([0-9]+ *[-:]? *)?([^/]+)\\.[a-zA-Z0-9]+$", "$2", "display", "" }, |
460b9539 | 1441 | { "track", "^.*/([^/]+)\\.[a-zA-Z0-9]+$", "$1", "sort", "" }, |
1442 | { "dir", "^.*/([^/]+)$", "$1", "*", "" }, | |
1443 | { "dir", "^(the) ([^/]*)", "$2, $1", "sort", "i", }, | |
1444 | { "dir", "[[:punct:]]", "", "sort", "g", } | |
1445 | }; | |
1446 | #define NTRANSFORM (int)(sizeof transform / sizeof *transform) | |
cca89d7c | 1447 | #endif |
460b9539 | 1448 | |
1449 | cs.path = "<internal>"; | |
1450 | cs.line = 0; | |
1451 | cs.config = c; | |
cca89d7c | 1452 | #if HAVE_PCRE_H |
460b9539 | 1453 | if(!c->namepart.n) { |
1454 | whoami = find("namepart"); | |
1455 | for(n = 0; n < NNAMEPART; ++n) | |
1456 | set_namepart(&cs, whoami, 4, (char **)namepart[n]); | |
1457 | } | |
1458 | if(!c->transform.n) { | |
1459 | whoami = find("transform"); | |
1460 | for(n = 0; n < NTRANSFORM; ++n) | |
1461 | set_transform(&cs, whoami, 5, (char **)transform[n]); | |
1462 | } | |
cca89d7c | 1463 | #endif |
b50cfb8a | 1464 | if(!c->api) { |
e83d0967 | 1465 | if(c->speaker_command) |
b50cfb8a | 1466 | c->api = xstrdup("command"); |
76e72f65 | 1467 | else if(c->broadcast.af != -1) |
b50cfb8a RK |
1468 | c->api = xstrdup("rtp"); |
1469 | else if(config_uaudio_apis) | |
06385470 RK |
1470 | c->api = xstrdup(uaudio_default(config_uaudio_apis, |
1471 | UAUDIO_API_SERVER)->name); | |
8aae240b | 1472 | else |
b50cfb8a | 1473 | c->api = xstrdup("<none>"); |
e83d0967 | 1474 | } |
b50cfb8a RK |
1475 | if(!strcmp(c->api, "network")) |
1476 | c->api = xstrdup("rtp"); | |
c00fce3a | 1477 | if(server) { |
b50cfb8a | 1478 | if(!strcmp(c->api, "command") && !c->speaker_command) |
2e9ba080 | 1479 | disorder_fatal(0, "'api command' but speaker_command is not set"); |
76e72f65 | 1480 | if((!strcmp(c->api, "rtp")) && c->broadcast.af == -1) |
2e9ba080 | 1481 | disorder_fatal(0, "'api rtp' but broadcast is not set"); |
c00fce3a | 1482 | } |
e99d42b1 | 1483 | /* Override sample format */ |
b50cfb8a | 1484 | if(!strcmp(c->api, "rtp")) { |
6d2d327c RK |
1485 | c->sample_format.rate = 44100; |
1486 | c->sample_format.channels = 2; | |
1487 | c->sample_format.bits = 16; | |
b50cfb8a RK |
1488 | c->sample_format.endian = ENDIAN_NATIVE; |
1489 | } | |
1490 | if(!strcmp(c->api, "coreaudio")) { | |
937be4c0 RK |
1491 | c->sample_format.rate = 44100; |
1492 | c->sample_format.channels = 2; | |
1493 | c->sample_format.bits = 16; | |
1494 | c->sample_format.endian = ENDIAN_NATIVE; | |
04e1fa7c RK |
1495 | } |
1496 | if(!c->default_rights) { | |
1497 | rights_type r = RIGHTS__MASK & ~(RIGHT_ADMIN|RIGHT_REGISTER | |
1498 | |RIGHT_MOVE__MASK | |
1499 | |RIGHT_SCRATCH__MASK | |
1500 | |RIGHT_REMOVE__MASK); | |
657fdb79 | 1501 | r |= RIGHT_SCRATCH_ANY|RIGHT_MOVE_ANY|RIGHT_REMOVE_ANY; |
0f55e905 | 1502 | c->default_rights = rights_string(r); |
04e1fa7c | 1503 | } |
460b9539 | 1504 | } |
1505 | ||
c00fce3a RK |
1506 | /** @brief (Re-)read the config file |
1507 | * @param server If set, do extra checking | |
02ba7921 RK |
1508 | * @param oldconfig Old configuration for compatibility check |
1509 | * @return 0 on success, non-0 on error | |
1510 | * | |
1511 | * If @p oldconfig is set, then certain compatibility checks are done between | |
1512 | * the old and new configurations. | |
c00fce3a | 1513 | */ |
02ba7921 RK |
1514 | int config_read(int server, |
1515 | const struct config *oldconfig) { | |
460b9539 | 1516 | struct config *c; |
1517 | char *privconf; | |
1518 | struct passwd *pw; | |
1519 | ||
1520 | set_configfile(); | |
1521 | c = config_default(); | |
9ade2319 | 1522 | /* standalone Disobedience installs might not have a global config file */ |
1523 | if(access(configfile, F_OK) == 0) | |
1524 | if(config_include(c, configfile)) | |
1525 | return -1; | |
460b9539 | 1526 | /* if we can read the private config file, do */ |
1527 | if((privconf = config_private()) | |
1528 | && access(privconf, R_OK) == 0 | |
1529 | && config_include(c, privconf)) | |
1530 | return -1; | |
1531 | xfree(privconf); | |
1532 | /* if there's a per-user system config file for this user, read it */ | |
63ad732f RK |
1533 | if(config_per_user) { |
1534 | if(!(pw = getpwuid(getuid()))) | |
2e9ba080 | 1535 | disorder_fatal(0, "cannot determine our username"); |
63ad732f RK |
1536 | if((privconf = config_usersysconf(pw)) |
1537 | && access(privconf, F_OK) == 0 | |
1538 | && config_include(c, privconf)) | |
460b9539 | 1539 | return -1; |
63ad732f RK |
1540 | xfree(privconf); |
1541 | /* if we have a password file, read it */ | |
5b14453f | 1542 | if((privconf = config_userconf(0, pw)) |
63ad732f RK |
1543 | && access(privconf, F_OK) == 0 |
1544 | && config_include(c, privconf)) | |
1545 | return -1; | |
1546 | xfree(privconf); | |
1547 | } | |
460b9539 | 1548 | /* install default namepart and transform settings */ |
c00fce3a | 1549 | config_postdefaults(c, server); |
02ba7921 RK |
1550 | if(oldconfig) { |
1551 | int failed = 0; | |
1552 | if(strcmp(c->home, oldconfig->home)) { | |
2e9ba080 | 1553 | disorder_error(0, "'home' cannot be changed without a restart"); |
02ba7921 RK |
1554 | failed = 1; |
1555 | } | |
1556 | if(strcmp(c->alias, oldconfig->alias)) { | |
2e9ba080 | 1557 | disorder_error(0, "'alias' cannot be changed without a restart"); |
02ba7921 RK |
1558 | failed = 1; |
1559 | } | |
1560 | if(strcmp(c->user, oldconfig->user)) { | |
2e9ba080 | 1561 | disorder_error(0, "'user' cannot be changed without a restart"); |
02ba7921 RK |
1562 | failed = 1; |
1563 | } | |
1564 | if(c->nice_speaker != oldconfig->nice_speaker) { | |
2e9ba080 | 1565 | disorder_error(0, "'nice_speaker' cannot be changed without a restart"); |
02ba7921 RK |
1566 | /* ...but we accept the new config anyway */ |
1567 | } | |
553d8115 | 1568 | if(c->nice_server != oldconfig->nice_server) { |
2e9ba080 | 1569 | disorder_error(0, "'nice_server' cannot be changed without a restart"); |
553d8115 RK |
1570 | /* ...but we accept the new config anyway */ |
1571 | } | |
cca89d7c | 1572 | #if HAVE_PCRE_H |
9417e1a3 | 1573 | if(namepartlist_compare(&c->namepart, &oldconfig->namepart)) { |
2e9ba080 | 1574 | disorder_error(0, "'namepart' settings cannot be changed without a restart"); |
9417e1a3 RK |
1575 | failed = 1; |
1576 | } | |
cca89d7c | 1577 | #endif |
9417e1a3 | 1578 | if(stringlist_compare(&c->stopword, &oldconfig->stopword)) { |
2e9ba080 | 1579 | disorder_error(0, "'stopword' settings cannot be changed without a restart"); |
9417e1a3 RK |
1580 | failed = 1; |
1581 | } | |
02ba7921 | 1582 | if(failed) { |
2e9ba080 | 1583 | disorder_error(0, "not installing incompatible new configuration"); |
02ba7921 RK |
1584 | return -1; |
1585 | } | |
1586 | } | |
460b9539 | 1587 | /* everything is good so we shall use the new config */ |
1588 | config_free(config); | |
04e1fa7c | 1589 | /* warn about obsolete directives */ |
460b9539 | 1590 | config = c; |
1591 | return 0; | |
1592 | } | |
1593 | ||
3f3bb97b | 1594 | /** @brief Return the path to the private configuration file */ |
460b9539 | 1595 | char *config_private(void) { |
1596 | char *s; | |
1597 | ||
1598 | set_configfile(); | |
1599 | byte_xasprintf(&s, "%s.private", configfile); | |
1600 | return s; | |
1601 | } | |
1602 | ||
3f3bb97b | 1603 | /** @brief Return the path to user's personal configuration file */ |
460b9539 | 1604 | char *config_userconf(const char *home, const struct passwd *pw) { |
1605 | char *s; | |
1606 | ||
73f1b9f3 | 1607 | if(!home && !pw && !(pw = getpwuid(getuid()))) |
2e9ba080 | 1608 | disorder_fatal(0, "cannot determine our username"); |
460b9539 | 1609 | byte_xasprintf(&s, "%s/.disorder/passwd", home ? home : pw->pw_dir); |
1610 | return s; | |
1611 | } | |
1612 | ||
3f3bb97b RK |
1613 | /** @brief Return the path to user-specific system configuration */ |
1614 | char *config_usersysconf(const struct passwd *pw) { | |
460b9539 | 1615 | char *s; |
1616 | ||
1617 | set_configfile(); | |
1618 | if(!strchr(pw->pw_name, '/')) { | |
1619 | byte_xasprintf(&s, "%s.%s", configfile, pw->pw_name); | |
1620 | return s; | |
1621 | } else | |
1622 | return 0; | |
1623 | } | |
1624 | ||
34d37b3e RK |
1625 | /** @brief Get a filename within the home directory |
1626 | * @param name Relative name | |
1627 | * @return Full path | |
1628 | */ | |
460b9539 | 1629 | char *config_get_file(const char *name) { |
319d7107 | 1630 | return config_get_file2(config, name); |
460b9539 | 1631 | } |
1632 | ||
34d37b3e RK |
1633 | /** @brief Order two stringlists |
1634 | * @param a First stringlist | |
1635 | * @param b Second stringlist | |
1636 | * @return <0, 0 or >0 if a<b, a=b or a>b | |
1637 | */ | |
9417e1a3 RK |
1638 | static int stringlist_compare(const struct stringlist *a, |
1639 | const struct stringlist *b) { | |
e4132fd0 | 1640 | int n = 0, c; |
9417e1a3 RK |
1641 | |
1642 | while(n < a->n && n < b->n) { | |
1643 | if((c = strcmp(a->s[n], b->s[n]))) | |
1644 | return c; | |
1645 | ++n; | |
1646 | } | |
1647 | if(a->n < b->n) | |
1648 | return -1; | |
1649 | else if(a->n > b->n) | |
1650 | return 1; | |
1651 | else | |
1652 | return 0; | |
1653 | } | |
1654 | ||
cca89d7c | 1655 | #if HAVE_PCRE_H |
34d37b3e RK |
1656 | /** @brief Order two namepart definitions |
1657 | * @param a First namepart definition | |
1658 | * @param b Second namepart definition | |
1659 | * @return <0, 0 or >0 if a<b, a=b or a>b | |
1660 | */ | |
9417e1a3 RK |
1661 | static int namepart_compare(const struct namepart *a, |
1662 | const struct namepart *b) { | |
1663 | int c; | |
1664 | ||
1665 | if((c = strcmp(a->part, b->part))) | |
1666 | return c; | |
1667 | if((c = strcmp(a->res, b->res))) | |
1668 | return c; | |
1669 | if((c = strcmp(a->replace, b->replace))) | |
1670 | return c; | |
1671 | if((c = strcmp(a->context, b->context))) | |
1672 | return c; | |
1673 | if(a->reflags > b->reflags) | |
1674 | return 1; | |
1675 | if(a->reflags < b->reflags) | |
1676 | return -1; | |
1677 | return 0; | |
1678 | } | |
1679 | ||
34d37b3e RK |
1680 | /** @brief Order two lists of namepart definitions |
1681 | * @param a First list of namepart definitions | |
1682 | * @param b Second list of namepart definitions | |
1683 | * @return <0, 0 or >0 if a<b, a=b or a>b | |
1684 | */ | |
9417e1a3 RK |
1685 | static int namepartlist_compare(const struct namepartlist *a, |
1686 | const struct namepartlist *b) { | |
e4132fd0 | 1687 | int n = 0, c; |
9417e1a3 RK |
1688 | |
1689 | while(n < a->n && n < b->n) { | |
1690 | if((c = namepart_compare(&a->s[n], &b->s[n]))) | |
1691 | return c; | |
1692 | ++n; | |
1693 | } | |
1694 | if(a->n > b->n) | |
1695 | return 1; | |
1696 | else if(a->n < b->n) | |
1697 | return -1; | |
1698 | else | |
1699 | return 0; | |
1700 | } | |
cca89d7c | 1701 | #endif |
9417e1a3 | 1702 | |
2a1c84fb RK |
1703 | /** @brief Verify configuration table. |
1704 | * @return The number of problems found | |
1705 | */ | |
1706 | int config_verify(void) { | |
1707 | int fails = 0; | |
05b3f1f6 RK |
1708 | size_t n; |
1709 | for(n = 1; n < sizeof conf / sizeof *conf; ++n) | |
2a1c84fb RK |
1710 | if(strcmp(conf[n-1].name, conf[n].name) >= 0) { |
1711 | fprintf(stderr, "%s >= %s\n", conf[n-1].name, conf[n].name); | |
1712 | ++fails; | |
1713 | } | |
1714 | return fails; | |
1715 | } | |
1716 | ||
460b9539 | 1717 | /* |
1718 | Local Variables: | |
1719 | c-basic-offset:2 | |
1720 | comment-column:40 | |
1721 | fill-column:79 | |
1722 | End: | |
1723 | */ |