Commit | Line | Data |
---|---|---|
460b9539 | 1 | /* |
2 | * This file is part of DisOrder. | |
964e027d | 3 | * Copyright (C) 2004-2008 Richard Kettlewell |
313acc77 | 4 | * Portions copyright (C) 2007 Mark Wooding |
460b9539 | 5 | * |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, but | |
12 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
19 | * USA | |
20 | */ | |
0e4472a0 | 21 | /** @file lib/configuration.c |
22 | * @brief Configuration file support | |
23 | */ | |
460b9539 | 24 | |
05b75f8d | 25 | #include "common.h" |
460b9539 | 26 | |
460b9539 | 27 | #include <errno.h> |
28 | #include <sys/types.h> | |
29 | #include <sys/stat.h> | |
30 | #include <unistd.h> | |
31 | #include <ctype.h> | |
32 | #include <stddef.h> | |
33 | #include <pwd.h> | |
34 | #include <langinfo.h> | |
35 | #include <pcre.h> | |
36 | #include <signal.h> | |
37 | ||
04e1fa7c | 38 | #include "rights.h" |
460b9539 | 39 | #include "configuration.h" |
40 | #include "mem.h" | |
41 | #include "log.h" | |
42 | #include "split.h" | |
43 | #include "syscalls.h" | |
44 | #include "table.h" | |
45 | #include "inputline.h" | |
46 | #include "charset.h" | |
47 | #include "defs.h" | |
48 | #include "mixer.h" | |
49 | #include "printf.h" | |
50 | #include "regsub.h" | |
51 | #include "signame.h" | |
637fdea3 | 52 | #include "authhash.h" |
e6a35d1c | 53 | #include "vector.h" |
460b9539 | 54 | |
3f3bb97b RK |
55 | /** @brief Path to config file |
56 | * | |
57 | * set_configfile() sets the deafult if it is null. | |
58 | */ | |
460b9539 | 59 | char *configfile; |
60 | ||
63ad732f RK |
61 | /** @brief Read user configuration |
62 | * | |
63 | * If clear, the user-specific configuration is not read. | |
64 | */ | |
65 | int config_per_user = 1; | |
66 | ||
3f3bb97b | 67 | /** @brief Config file parser state */ |
460b9539 | 68 | struct config_state { |
3f3bb97b | 69 | /** @brief Filename */ |
460b9539 | 70 | const char *path; |
3f3bb97b | 71 | /** @brief Line number */ |
460b9539 | 72 | int line; |
3f3bb97b | 73 | /** @brief Configuration object under construction */ |
460b9539 | 74 | struct config *config; |
75 | }; | |
76 | ||
3f3bb97b | 77 | /** @brief Current configuration */ |
460b9539 | 78 | struct config *config; |
79 | ||
3f3bb97b | 80 | /** @brief One configuration item */ |
460b9539 | 81 | struct conf { |
3f3bb97b | 82 | /** @brief Name as it appears in the config file */ |
460b9539 | 83 | const char *name; |
3f3bb97b | 84 | /** @brief Offset in @ref config structure */ |
460b9539 | 85 | size_t offset; |
3f3bb97b | 86 | /** @brief Pointer to item type */ |
460b9539 | 87 | const struct conftype *type; |
3f3bb97b | 88 | /** @brief Pointer to item-specific validation routine */ |
460b9539 | 89 | int (*validate)(const struct config_state *cs, |
90 | int nvec, char **vec); | |
91 | }; | |
92 | ||
3f3bb97b | 93 | /** @brief Type of a configuration item */ |
460b9539 | 94 | struct conftype { |
3f3bb97b | 95 | /** @brief Pointer to function to set item */ |
460b9539 | 96 | int (*set)(const struct config_state *cs, |
97 | const struct conf *whoami, | |
98 | int nvec, char **vec); | |
3f3bb97b | 99 | /** @brief Pointer to function to free item */ |
460b9539 | 100 | void (*free)(struct config *c, const struct conf *whoami); |
101 | }; | |
102 | ||
3f3bb97b | 103 | /** @brief Compute the address of an item */ |
460b9539 | 104 | #define ADDRESS(C, TYPE) ((TYPE *)((char *)(C) + whoami->offset)) |
3f3bb97b | 105 | /** @brief Return the value of an item */ |
460b9539 | 106 | #define VALUE(C, TYPE) (*ADDRESS(C, TYPE)) |
107 | ||
108 | static int set_signal(const struct config_state *cs, | |
109 | const struct conf *whoami, | |
110 | int nvec, char **vec) { | |
111 | int n; | |
112 | ||
113 | if(nvec != 1) { | |
114 | error(0, "%s:%d: '%s' requires one argument", | |
115 | cs->path, cs->line, whoami->name); | |
116 | return -1; | |
117 | } | |
118 | if((n = find_signal(vec[0])) == -1) { | |
119 | error(0, "%s:%d: unknown signal '%s'", | |
120 | cs->path, cs->line, vec[0]); | |
121 | return -1; | |
122 | } | |
123 | VALUE(cs->config, int) = n; | |
124 | return 0; | |
125 | } | |
126 | ||
127 | static int set_collections(const struct config_state *cs, | |
128 | const struct conf *whoami, | |
129 | int nvec, char **vec) { | |
130 | struct collectionlist *cl; | |
01cef138 | 131 | const char *root, *encoding, *module; |
460b9539 | 132 | |
01cef138 RK |
133 | switch(nvec) { |
134 | case 1: | |
135 | module = 0; | |
136 | encoding = 0; | |
137 | root = vec[0]; | |
138 | break; | |
139 | case 2: | |
140 | module = vec[0]; | |
141 | encoding = 0; | |
142 | root = vec[1]; | |
143 | break; | |
144 | case 3: | |
145 | module = vec[0]; | |
146 | encoding = vec[1]; | |
147 | root = vec[2]; | |
148 | break; | |
149 | case 0: | |
150 | error(0, "%s:%d: '%s' requires at least one argument", | |
151 | cs->path, cs->line, whoami->name); | |
152 | return -1; | |
153 | default: | |
154 | error(0, "%s:%d: '%s' requires at most three arguments", | |
460b9539 | 155 | cs->path, cs->line, whoami->name); |
156 | return -1; | |
157 | } | |
01cef138 RK |
158 | /* Sanity check root */ |
159 | if(root[0] != '/') { | |
460b9539 | 160 | error(0, "%s:%d: collection root must start with '/'", |
161 | cs->path, cs->line); | |
162 | return -1; | |
163 | } | |
01cef138 | 164 | if(root[1] && root[strlen(root)-1] == '/') { |
460b9539 | 165 | error(0, "%s:%d: collection root must not end with '/'", |
166 | cs->path, cs->line); | |
167 | return -1; | |
168 | } | |
01cef138 RK |
169 | /* Defaults */ |
170 | if(!module) | |
171 | module = "fs"; | |
172 | if(!encoding) | |
173 | encoding = nl_langinfo(CODESET); | |
460b9539 | 174 | cl = ADDRESS(cs->config, struct collectionlist); |
175 | ++cl->n; | |
176 | cl->s = xrealloc(cl->s, cl->n * sizeof (struct collection)); | |
01cef138 RK |
177 | cl->s[cl->n - 1].module = xstrdup(module); |
178 | cl->s[cl->n - 1].encoding = xstrdup(encoding); | |
179 | cl->s[cl->n - 1].root = xstrdup(root); | |
460b9539 | 180 | return 0; |
181 | } | |
182 | ||
183 | static int set_boolean(const struct config_state *cs, | |
184 | const struct conf *whoami, | |
185 | int nvec, char **vec) { | |
186 | int state; | |
187 | ||
188 | if(nvec != 1) { | |
189 | error(0, "%s:%d: '%s' takes only one argument", | |
190 | cs->path, cs->line, whoami->name); | |
191 | return -1; | |
192 | } | |
193 | if(!strcmp(vec[0], "yes")) state = 1; | |
194 | else if(!strcmp(vec[0], "no")) state = 0; | |
195 | else { | |
196 | error(0, "%s:%d: argument to '%s' must be 'yes' or 'no'", | |
197 | cs->path, cs->line, whoami->name); | |
198 | return -1; | |
199 | } | |
200 | VALUE(cs->config, int) = state; | |
201 | return 0; | |
202 | } | |
203 | ||
204 | static int set_string(const struct config_state *cs, | |
205 | const struct conf *whoami, | |
206 | int nvec, char **vec) { | |
207 | if(nvec != 1) { | |
208 | error(0, "%s:%d: '%s' takes only one argument", | |
209 | cs->path, cs->line, whoami->name); | |
210 | return -1; | |
211 | } | |
212 | VALUE(cs->config, char *) = xstrdup(vec[0]); | |
213 | return 0; | |
214 | } | |
215 | ||
216 | static int set_stringlist(const struct config_state *cs, | |
217 | const struct conf *whoami, | |
218 | int nvec, char **vec) { | |
219 | int n; | |
220 | struct stringlist *sl; | |
221 | ||
222 | sl = ADDRESS(cs->config, struct stringlist); | |
223 | sl->n = 0; | |
224 | for(n = 0; n < nvec; ++n) { | |
225 | sl->n++; | |
226 | sl->s = xrealloc(sl->s, (sl->n * sizeof (char *))); | |
227 | sl->s[sl->n - 1] = xstrdup(vec[n]); | |
228 | } | |
229 | return 0; | |
230 | } | |
231 | ||
232 | static int set_integer(const struct config_state *cs, | |
233 | const struct conf *whoami, | |
234 | int nvec, char **vec) { | |
235 | char *e; | |
236 | ||
237 | if(nvec != 1) { | |
238 | error(0, "%s:%d: '%s' takes only one argument", | |
239 | cs->path, cs->line, whoami->name); | |
240 | return -1; | |
241 | } | |
242 | if(xstrtol(ADDRESS(cs->config, long), vec[0], &e, 0)) { | |
243 | error(errno, "%s:%d: converting integer", cs->path, cs->line); | |
244 | return -1; | |
245 | } | |
246 | if(*e) { | |
247 | error(0, "%s:%d: invalid integer syntax", cs->path, cs->line); | |
248 | return -1; | |
249 | } | |
250 | return 0; | |
251 | } | |
252 | ||
253 | static int set_stringlist_accum(const struct config_state *cs, | |
254 | const struct conf *whoami, | |
255 | int nvec, char **vec) { | |
256 | int n; | |
257 | struct stringlist *s; | |
258 | struct stringlistlist *sll; | |
259 | ||
260 | sll = ADDRESS(cs->config, struct stringlistlist); | |
40c30921 RK |
261 | if(nvec == 0) { |
262 | sll->n = 0; | |
263 | return 0; | |
264 | } | |
460b9539 | 265 | sll->n++; |
266 | sll->s = xrealloc(sll->s, (sll->n * sizeof (struct stringlist))); | |
267 | s = &sll->s[sll->n - 1]; | |
268 | s->n = nvec; | |
269 | s->s = xmalloc((nvec + 1) * sizeof (char *)); | |
270 | for(n = 0; n < nvec; ++n) | |
271 | s->s[n] = xstrdup(vec[n]); | |
272 | return 0; | |
273 | } | |
274 | ||
275 | static int set_string_accum(const struct config_state *cs, | |
276 | const struct conf *whoami, | |
277 | int nvec, char **vec) { | |
278 | int n; | |
279 | struct stringlist *sl; | |
280 | ||
281 | sl = ADDRESS(cs->config, struct stringlist); | |
40c30921 RK |
282 | if(nvec == 0) { |
283 | sl->n = 0; | |
284 | return 0; | |
285 | } | |
460b9539 | 286 | for(n = 0; n < nvec; ++n) { |
287 | sl->n++; | |
288 | sl->s = xrealloc(sl->s, (sl->n * sizeof (char *))); | |
289 | sl->s[sl->n - 1] = xstrdup(vec[n]); | |
290 | } | |
291 | return 0; | |
292 | } | |
293 | ||
294 | static int set_restrict(const struct config_state *cs, | |
295 | const struct conf *whoami, | |
296 | int nvec, char **vec) { | |
297 | unsigned r = 0; | |
298 | int n, i; | |
299 | ||
300 | static const struct restriction { | |
301 | const char *name; | |
302 | unsigned bit; | |
303 | } restrictions[] = { | |
304 | { "remove", RESTRICT_REMOVE }, | |
305 | { "scratch", RESTRICT_SCRATCH }, | |
306 | { "move", RESTRICT_MOVE }, | |
307 | }; | |
308 | ||
309 | for(n = 0; n < nvec; ++n) { | |
ba937f01 | 310 | if((i = TABLE_FIND(restrictions, name, vec[n])) < 0) { |
460b9539 | 311 | error(0, "%s:%d: invalid restriction '%s'", |
312 | cs->path, cs->line, vec[n]); | |
313 | return -1; | |
314 | } | |
315 | r |= restrictions[i].bit; | |
316 | } | |
317 | VALUE(cs->config, unsigned) = r; | |
318 | return 0; | |
319 | } | |
320 | ||
9d5da576 | 321 | static int parse_sample_format(const struct config_state *cs, |
6d2d327c | 322 | struct stream_header *format, |
9d5da576 | 323 | int nvec, char **vec) { |
324 | char *p = vec[0]; | |
325 | long t; | |
326 | ||
6d2d327c | 327 | if(nvec != 1) { |
9d5da576 | 328 | error(0, "%s:%d: wrong number of arguments", cs->path, cs->line); |
329 | return -1; | |
330 | } | |
6d2d327c | 331 | if(xstrtol(&t, p, &p, 0)) { |
9d5da576 | 332 | error(errno, "%s:%d: converting bits-per-sample", cs->path, cs->line); |
333 | return -1; | |
334 | } | |
6d2d327c | 335 | if(t != 8 && t != 16) { |
9d5da576 | 336 | error(0, "%s:%d: bad bite-per-sample (%ld)", cs->path, cs->line, t); |
337 | return -1; | |
338 | } | |
6d2d327c | 339 | if(format) format->bits = t; |
9d5da576 | 340 | switch (*p) { |
6d2d327c RK |
341 | case 'l': case 'L': t = ENDIAN_LITTLE; p++; break; |
342 | case 'b': case 'B': t = ENDIAN_BIG; p++; break; | |
343 | default: t = ENDIAN_NATIVE; break; | |
9d5da576 | 344 | } |
6d2d327c RK |
345 | if(format) format->endian = t; |
346 | if(*p != '/') { | |
9d5da576 | 347 | error(errno, "%s:%d: expected `/' after bits-per-sample", |
348 | cs->path, cs->line); | |
349 | return -1; | |
350 | } | |
351 | p++; | |
6d2d327c | 352 | if(xstrtol(&t, p, &p, 0)) { |
9d5da576 | 353 | error(errno, "%s:%d: converting sample-rate", cs->path, cs->line); |
354 | return -1; | |
355 | } | |
6d2d327c | 356 | if(t < 1 || t > INT_MAX) { |
9d5da576 | 357 | error(0, "%s:%d: silly sample-rate (%ld)", cs->path, cs->line, t); |
358 | return -1; | |
359 | } | |
6d2d327c RK |
360 | if(format) format->rate = t; |
361 | if(*p != '/') { | |
9d5da576 | 362 | error(0, "%s:%d: expected `/' after sample-rate", |
363 | cs->path, cs->line); | |
364 | return -1; | |
365 | } | |
366 | p++; | |
6d2d327c | 367 | if(xstrtol(&t, p, &p, 0)) { |
9d5da576 | 368 | error(errno, "%s:%d: converting channels", cs->path, cs->line); |
369 | return -1; | |
370 | } | |
6d2d327c | 371 | if(t < 1 || t > 8) { |
9d5da576 | 372 | error(0, "%s:%d: silly number (%ld) of channels", cs->path, cs->line, t); |
373 | return -1; | |
374 | } | |
6d2d327c RK |
375 | if(format) format->channels = t; |
376 | if(*p) { | |
9d5da576 | 377 | error(0, "%s:%d: junk after channels", cs->path, cs->line); |
378 | return -1; | |
379 | } | |
380 | return 0; | |
381 | } | |
382 | ||
383 | static int set_sample_format(const struct config_state *cs, | |
384 | const struct conf *whoami, | |
385 | int nvec, char **vec) { | |
6d2d327c | 386 | return parse_sample_format(cs, ADDRESS(cs->config, struct stream_header), |
9d5da576 | 387 | nvec, vec); |
388 | } | |
389 | ||
460b9539 | 390 | static int set_namepart(const struct config_state *cs, |
391 | const struct conf *whoami, | |
392 | int nvec, char **vec) { | |
393 | struct namepartlist *npl = ADDRESS(cs->config, struct namepartlist); | |
394 | unsigned reflags; | |
395 | const char *errstr; | |
396 | int erroffset, n; | |
397 | pcre *re; | |
398 | ||
399 | if(nvec < 3) { | |
400 | error(0, "%s:%d: namepart needs at least 3 arguments", cs->path, cs->line); | |
401 | return -1; | |
402 | } | |
403 | if(nvec > 5) { | |
404 | error(0, "%s:%d: namepart needs at most 5 arguments", cs->path, cs->line); | |
405 | return -1; | |
406 | } | |
407 | reflags = nvec >= 5 ? regsub_flags(vec[4]) : 0; | |
408 | if(!(re = pcre_compile(vec[1], | |
409 | PCRE_UTF8 | |
410 | |regsub_compile_options(reflags), | |
411 | &errstr, &erroffset, 0))) { | |
412 | error(0, "%s:%d: error compiling regexp /%s/: %s (offset %d)", | |
413 | cs->path, cs->line, vec[1], errstr, erroffset); | |
414 | return -1; | |
415 | } | |
416 | npl->s = xrealloc(npl->s, (npl->n + 1) * sizeof (struct namepart)); | |
417 | npl->s[npl->n].part = xstrdup(vec[0]); | |
418 | npl->s[npl->n].re = re; | |
419 | npl->s[npl->n].replace = xstrdup(vec[2]); | |
420 | npl->s[npl->n].context = xstrdup(vec[3]); | |
421 | npl->s[npl->n].reflags = reflags; | |
422 | ++npl->n; | |
423 | /* XXX a bit of a bodge; relies on there being very few parts. */ | |
424 | for(n = 0; (n < cs->config->nparts | |
425 | && strcmp(cs->config->parts[n], vec[0])); ++n) | |
426 | ; | |
427 | if(n >= cs->config->nparts) { | |
428 | cs->config->parts = xrealloc(cs->config->parts, | |
429 | (cs->config->nparts + 1) * sizeof (char *)); | |
430 | cs->config->parts[cs->config->nparts++] = xstrdup(vec[0]); | |
431 | } | |
432 | return 0; | |
433 | } | |
434 | ||
435 | static int set_transform(const struct config_state *cs, | |
436 | const struct conf *whoami, | |
437 | int nvec, char **vec) { | |
438 | struct transformlist *tl = ADDRESS(cs->config, struct transformlist); | |
439 | pcre *re; | |
440 | unsigned reflags; | |
441 | const char *errstr; | |
442 | int erroffset; | |
443 | ||
444 | if(nvec < 3) { | |
445 | error(0, "%s:%d: transform needs at least 3 arguments", cs->path, cs->line); | |
446 | return -1; | |
447 | } | |
448 | if(nvec > 5) { | |
449 | error(0, "%s:%d: transform needs at most 5 arguments", cs->path, cs->line); | |
450 | return -1; | |
451 | } | |
452 | reflags = (nvec >= 5 ? regsub_flags(vec[4]) : 0); | |
453 | if(!(re = pcre_compile(vec[1], | |
454 | PCRE_UTF8 | |
455 | |regsub_compile_options(reflags), | |
456 | &errstr, &erroffset, 0))) { | |
457 | error(0, "%s:%d: error compiling regexp /%s/: %s (offset %d)", | |
458 | cs->path, cs->line, vec[1], errstr, erroffset); | |
459 | return -1; | |
460 | } | |
461 | tl->t = xrealloc(tl->t, (tl->n + 1) * sizeof (struct namepart)); | |
462 | tl->t[tl->n].type = xstrdup(vec[0]); | |
463 | tl->t[tl->n].context = xstrdup(vec[3] ? vec[3] : "*"); | |
464 | tl->t[tl->n].re = re; | |
465 | tl->t[tl->n].replace = xstrdup(vec[2]); | |
466 | tl->t[tl->n].flags = reflags; | |
467 | ++tl->n; | |
468 | return 0; | |
469 | } | |
470 | ||
e83d0967 RK |
471 | static int set_backend(const struct config_state *cs, |
472 | const struct conf *whoami, | |
473 | int nvec, char **vec) { | |
474 | int *const valuep = ADDRESS(cs->config, int); | |
475 | ||
476 | if(nvec != 1) { | |
477 | error(0, "%s:%d: '%s' requires one argument", | |
478 | cs->path, cs->line, whoami->name); | |
479 | return -1; | |
480 | } | |
481 | if(!strcmp(vec[0], "alsa")) { | |
146e86fb | 482 | #if HAVE_ALSA_ASOUNDLIB_H |
e83d0967 RK |
483 | *valuep = BACKEND_ALSA; |
484 | #else | |
485 | error(0, "%s:%d: ALSA is not available on this platform", | |
486 | cs->path, cs->line); | |
487 | return -1; | |
488 | #endif | |
489 | } else if(!strcmp(vec[0], "command")) | |
490 | *valuep = BACKEND_COMMAND; | |
491 | else if(!strcmp(vec[0], "network")) | |
492 | *valuep = BACKEND_NETWORK; | |
937be4c0 RK |
493 | else if(!strcmp(vec[0], "coreaudio")) { |
494 | #if HAVE_COREAUDIO_AUDIOHARDWARE_H | |
495 | *valuep = BACKEND_COREAUDIO; | |
496 | #else | |
497 | error(0, "%s:%d: Core Audio is not available on this platform", | |
498 | cs->path, cs->line); | |
499 | return -1; | |
500 | #endif | |
e99d42b1 | 501 | } else if(!strcmp(vec[0], "oss")) { |
502 | #if HAVE_SYS_SOUNDCARD_H | |
503 | *valuep = BACKEND_OSS; | |
504 | #else | |
505 | error(0, "%s:%d: OSS is not available on this platform", | |
506 | cs->path, cs->line); | |
507 | return -1; | |
508 | #endif | |
937be4c0 | 509 | } else { |
e83d0967 RK |
510 | error(0, "%s:%d: invalid '%s' value '%s'", |
511 | cs->path, cs->line, whoami->name, vec[0]); | |
512 | return -1; | |
513 | } | |
514 | return 0; | |
515 | } | |
516 | ||
04e1fa7c RK |
517 | static int set_rights(const struct config_state *cs, |
518 | const struct conf *whoami, | |
519 | int nvec, char **vec) { | |
04e1fa7c RK |
520 | if(nvec != 1) { |
521 | error(0, "%s:%d: '%s' requires one argument", | |
522 | cs->path, cs->line, whoami->name); | |
523 | return -1; | |
524 | } | |
0f55e905 | 525 | if(parse_rights(vec[0], 0, 1)) { |
04e1fa7c RK |
526 | error(0, "%s:%d: invalid rights string '%s'", |
527 | cs->path, cs->line, vec[0]); | |
528 | return -1; | |
529 | } | |
0f55e905 | 530 | *ADDRESS(cs->config, char *) = vec[0]; |
04e1fa7c RK |
531 | return 0; |
532 | } | |
533 | ||
460b9539 | 534 | /* free functions */ |
535 | ||
536 | static void free_none(struct config attribute((unused)) *c, | |
537 | const struct conf attribute((unused)) *whoami) { | |
538 | } | |
539 | ||
540 | static void free_string(struct config *c, | |
541 | const struct conf *whoami) { | |
542 | xfree(VALUE(c, char *)); | |
543 | } | |
544 | ||
545 | static void free_stringlist(struct config *c, | |
546 | const struct conf *whoami) { | |
547 | int n; | |
548 | struct stringlist *sl = ADDRESS(c, struct stringlist); | |
549 | ||
550 | for(n = 0; n < sl->n; ++n) | |
551 | xfree(sl->s[n]); | |
552 | xfree(sl->s); | |
553 | } | |
554 | ||
555 | static void free_stringlistlist(struct config *c, | |
556 | const struct conf *whoami) { | |
557 | int n, m; | |
558 | struct stringlistlist *sll = ADDRESS(c, struct stringlistlist); | |
559 | struct stringlist *sl; | |
560 | ||
561 | for(n = 0; n < sll->n; ++n) { | |
562 | sl = &sll->s[n]; | |
563 | for(m = 0; m < sl->n; ++m) | |
564 | xfree(sl->s[m]); | |
565 | xfree(sl->s); | |
566 | } | |
567 | xfree(sll->s); | |
568 | } | |
569 | ||
570 | static void free_collectionlist(struct config *c, | |
571 | const struct conf *whoami) { | |
572 | struct collectionlist *cll = ADDRESS(c, struct collectionlist); | |
573 | struct collection *cl; | |
574 | int n; | |
575 | ||
576 | for(n = 0; n < cll->n; ++n) { | |
577 | cl = &cll->s[n]; | |
578 | xfree(cl->module); | |
579 | xfree(cl->encoding); | |
580 | xfree(cl->root); | |
581 | } | |
582 | xfree(cll->s); | |
583 | } | |
584 | ||
585 | static void free_namepartlist(struct config *c, | |
586 | const struct conf *whoami) { | |
587 | struct namepartlist *npl = ADDRESS(c, struct namepartlist); | |
588 | struct namepart *np; | |
589 | int n; | |
590 | ||
591 | for(n = 0; n < npl->n; ++n) { | |
592 | np = &npl->s[n]; | |
593 | xfree(np->part); | |
594 | pcre_free(np->re); /* ...whatever pcre_free is set to. */ | |
595 | xfree(np->replace); | |
596 | xfree(np->context); | |
597 | } | |
598 | xfree(npl->s); | |
599 | } | |
600 | ||
601 | static void free_transformlist(struct config *c, | |
602 | const struct conf *whoami) { | |
603 | struct transformlist *tl = ADDRESS(c, struct transformlist); | |
604 | struct transform *t; | |
605 | int n; | |
606 | ||
607 | for(n = 0; n < tl->n; ++n) { | |
608 | t = &tl->t[n]; | |
609 | xfree(t->type); | |
610 | pcre_free(t->re); /* ...whatever pcre_free is set to. */ | |
611 | xfree(t->replace); | |
612 | xfree(t->context); | |
613 | } | |
614 | xfree(tl->t); | |
615 | } | |
616 | ||
617 | /* configuration types */ | |
618 | ||
619 | static const struct conftype | |
620 | type_signal = { set_signal, free_none }, | |
621 | type_collections = { set_collections, free_collectionlist }, | |
622 | type_boolean = { set_boolean, free_none }, | |
623 | type_string = { set_string, free_string }, | |
624 | type_stringlist = { set_stringlist, free_stringlist }, | |
625 | type_integer = { set_integer, free_none }, | |
626 | type_stringlist_accum = { set_stringlist_accum, free_stringlistlist }, | |
627 | type_string_accum = { set_string_accum, free_stringlist }, | |
9d5da576 | 628 | type_sample_format = { set_sample_format, free_none }, |
460b9539 | 629 | type_restrict = { set_restrict, free_none }, |
630 | type_namepart = { set_namepart, free_namepartlist }, | |
e83d0967 | 631 | type_transform = { set_transform, free_transformlist }, |
04e1fa7c | 632 | type_rights = { set_rights, free_none }, |
e83d0967 | 633 | type_backend = { set_backend, free_none }; |
460b9539 | 634 | |
635 | /* specific validation routine */ | |
636 | ||
637 | #define VALIDATE_FILE(test, what) do { \ | |
638 | struct stat sb; \ | |
639 | int n; \ | |
640 | \ | |
641 | for(n = 0; n < nvec; ++n) { \ | |
642 | if(stat(vec[n], &sb) < 0) { \ | |
643 | error(errno, "%s:%d: %s", cs->path, cs->line, vec[n]); \ | |
644 | return -1; \ | |
645 | } \ | |
646 | if(!test(sb.st_mode)) { \ | |
647 | error(0, "%s:%d: %s is not a %s", \ | |
648 | cs->path, cs->line, vec[n], what); \ | |
649 | return -1; \ | |
650 | } \ | |
651 | } \ | |
652 | } while(0) | |
653 | ||
659d87e8 RK |
654 | static int validate_isabspath(const struct config_state *cs, |
655 | int nvec, char **vec) { | |
656 | int n; | |
657 | ||
658 | for(n = 0; n < nvec; ++n) | |
659 | if(vec[n][0] != '/') { | |
660 | error(errno, "%s:%d: %s: not an absolute path", | |
661 | cs->path, cs->line, vec[n]); | |
662 | return -1; | |
663 | } | |
664 | return 0; | |
665 | } | |
666 | ||
460b9539 | 667 | static int validate_isdir(const struct config_state *cs, |
668 | int nvec, char **vec) { | |
669 | VALIDATE_FILE(S_ISDIR, "directory"); | |
670 | return 0; | |
671 | } | |
672 | ||
673 | static int validate_isreg(const struct config_state *cs, | |
674 | int nvec, char **vec) { | |
675 | VALIDATE_FILE(S_ISREG, "regular file"); | |
676 | return 0; | |
677 | } | |
678 | ||
460b9539 | 679 | static int validate_player(const struct config_state *cs, |
680 | int nvec, | |
681 | char attribute((unused)) **vec) { | |
682 | if(nvec < 2) { | |
683 | error(0, "%s:%d: should be at least 'player PATTERN MODULE'", | |
684 | cs->path, cs->line); | |
685 | return -1; | |
686 | } | |
687 | return 0; | |
688 | } | |
689 | ||
62dc3748 RK |
690 | static int validate_tracklength(const struct config_state *cs, |
691 | int nvec, | |
692 | char attribute((unused)) **vec) { | |
693 | if(nvec < 2) { | |
694 | error(0, "%s:%d: should be at least 'tracklength PATTERN MODULE'", | |
695 | cs->path, cs->line); | |
696 | return -1; | |
697 | } | |
698 | return 0; | |
699 | } | |
700 | ||
460b9539 | 701 | static int validate_allow(const struct config_state *cs, |
702 | int nvec, | |
703 | char attribute((unused)) **vec) { | |
704 | if(nvec != 2) { | |
705 | error(0, "%s:%d: must be 'allow NAME PASS'", cs->path, cs->line); | |
706 | return -1; | |
707 | } | |
708 | return 0; | |
709 | } | |
710 | ||
711 | static int validate_non_negative(const struct config_state *cs, | |
712 | int nvec, char **vec) { | |
713 | long n; | |
714 | ||
715 | if(nvec < 1) { | |
716 | error(0, "%s:%d: missing argument", cs->path, cs->line); | |
717 | return -1; | |
718 | } | |
719 | if(nvec > 1) { | |
720 | error(0, "%s:%d: too many arguments", cs->path, cs->line); | |
721 | return -1; | |
722 | } | |
723 | if(xstrtol(&n, vec[0], 0, 0)) { | |
724 | error(0, "%s:%d: %s", cs->path, cs->line, strerror(errno)); | |
725 | return -1; | |
726 | } | |
727 | if(n < 0) { | |
728 | error(0, "%s:%d: must not be negative", cs->path, cs->line); | |
729 | return -1; | |
730 | } | |
731 | return 0; | |
732 | } | |
733 | ||
734 | static int validate_positive(const struct config_state *cs, | |
735 | int nvec, char **vec) { | |
736 | long n; | |
737 | ||
738 | if(nvec < 1) { | |
739 | error(0, "%s:%d: missing argument", cs->path, cs->line); | |
740 | return -1; | |
741 | } | |
742 | if(nvec > 1) { | |
743 | error(0, "%s:%d: too many arguments", cs->path, cs->line); | |
744 | return -1; | |
745 | } | |
746 | if(xstrtol(&n, vec[0], 0, 0)) { | |
747 | error(0, "%s:%d: %s", cs->path, cs->line, strerror(errno)); | |
748 | return -1; | |
749 | } | |
750 | if(n <= 0) { | |
751 | error(0, "%s:%d: must be positive", cs->path, cs->line); | |
752 | return -1; | |
753 | } | |
754 | return 0; | |
755 | } | |
756 | ||
757 | static int validate_isauser(const struct config_state *cs, | |
758 | int attribute((unused)) nvec, | |
759 | char **vec) { | |
760 | struct passwd *pw; | |
761 | ||
762 | if(!(pw = getpwnam(vec[0]))) { | |
763 | error(0, "%s:%d: no such user as '%s'", cs->path, cs->line, vec[0]); | |
764 | return -1; | |
765 | } | |
766 | return 0; | |
767 | } | |
768 | ||
9d5da576 | 769 | static int validate_sample_format(const struct config_state *cs, |
770 | int attribute((unused)) nvec, | |
771 | char **vec) { | |
772 | return parse_sample_format(cs, 0, nvec, vec); | |
773 | } | |
774 | ||
460b9539 | 775 | static int validate_any(const struct config_state attribute((unused)) *cs, |
776 | int attribute((unused)) nvec, | |
777 | char attribute((unused)) **vec) { | |
778 | return 0; | |
779 | } | |
780 | ||
781 | static int validate_url(const struct config_state attribute((unused)) *cs, | |
782 | int attribute((unused)) nvec, | |
783 | char **vec) { | |
784 | const char *s; | |
785 | int n; | |
786 | /* absoluteURI = scheme ":" ( hier_part | opaque_part ) | |
787 | scheme = alpha *( alpha | digit | "+" | "-" | "." ) */ | |
788 | s = vec[0]; | |
789 | n = strspn(s, ("abcdefghijklmnopqrstuvwxyz" | |
790 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ" | |
791 | "0123456789")); | |
792 | if(s[n] != ':') { | |
793 | error(0, "%s:%d: invalid url '%s'", cs->path, cs->line, vec[0]); | |
794 | return -1; | |
795 | } | |
796 | if(!strncmp(s, "http:", 5) | |
797 | || !strncmp(s, "https:", 6)) { | |
798 | s += n + 1; | |
799 | /* we only do a rather cursory check */ | |
800 | if(strncmp(s, "//", 2)) { | |
801 | error(0, "%s:%d: invalid url '%s'", cs->path, cs->line, vec[0]); | |
802 | return -1; | |
803 | } | |
804 | } | |
805 | return 0; | |
806 | } | |
807 | ||
808 | static int validate_alias(const struct config_state *cs, | |
809 | int nvec, | |
810 | char **vec) { | |
811 | const char *s; | |
812 | int in_brackets = 0, c; | |
813 | ||
814 | if(nvec < 1) { | |
815 | error(0, "%s:%d: missing argument", cs->path, cs->line); | |
816 | return -1; | |
817 | } | |
818 | if(nvec > 1) { | |
819 | error(0, "%s:%d: too many arguments", cs->path, cs->line); | |
820 | return -1; | |
821 | } | |
822 | s = vec[0]; | |
823 | while((c = (unsigned char)*s++)) { | |
824 | if(in_brackets) { | |
825 | if(c == '}') | |
826 | in_brackets = 0; | |
827 | else if(!isalnum(c)) { | |
828 | error(0, "%s:%d: invalid part name in alias expansion in '%s'", | |
829 | cs->path, cs->line, vec[0]); | |
830 | return -1; | |
831 | } | |
832 | } else { | |
833 | if(c == '{') { | |
834 | in_brackets = 1; | |
835 | if(*s == '/') | |
836 | ++s; | |
837 | } else if(c == '\\') { | |
838 | if(!(c = (unsigned char)*s++)) { | |
839 | error(0, "%s:%d: unterminated escape in alias expansion in '%s'", | |
840 | cs->path, cs->line, vec[0]); | |
841 | return -1; | |
842 | } else if(c != '\\' && c != '{') { | |
843 | error(0, "%s:%d: invalid escape in alias expansion in '%s'", | |
844 | cs->path, cs->line, vec[0]); | |
845 | return -1; | |
846 | } | |
847 | } | |
848 | } | |
849 | ++s; | |
850 | } | |
851 | if(in_brackets) { | |
852 | error(0, "%s:%d: unterminated part name in alias expansion in '%s'", | |
853 | cs->path, cs->line, vec[0]); | |
854 | return -1; | |
855 | } | |
856 | return 0; | |
857 | } | |
858 | ||
e83d0967 RK |
859 | static int validate_addrport(const struct config_state attribute((unused)) *cs, |
860 | int nvec, | |
861 | char attribute((unused)) **vec) { | |
862 | switch(nvec) { | |
863 | case 0: | |
864 | error(0, "%s:%d: missing address", | |
865 | cs->path, cs->line); | |
866 | return -1; | |
867 | case 1: | |
868 | error(0, "%s:%d: missing port name/number", | |
869 | cs->path, cs->line); | |
870 | return -1; | |
871 | case 2: | |
872 | return 0; | |
873 | default: | |
874 | error(0, "%s:%d: expected ADDRESS PORT", | |
875 | cs->path, cs->line); | |
876 | return -1; | |
877 | } | |
878 | } | |
879 | ||
ccf0aafa | 880 | static int validate_port(const struct config_state attribute((unused)) *cs, |
e83d0967 RK |
881 | int nvec, |
882 | char attribute((unused)) **vec) { | |
883 | switch(nvec) { | |
884 | case 0: | |
885 | error(0, "%s:%d: missing address", | |
886 | cs->path, cs->line); | |
887 | return -1; | |
888 | case 1: | |
889 | case 2: | |
890 | return 0; | |
891 | default: | |
ccf0aafa | 892 | error(0, "%s:%d: expected [ADDRESS] PORT", |
e83d0967 RK |
893 | cs->path, cs->line); |
894 | return -1; | |
895 | } | |
896 | } | |
897 | ||
637fdea3 RK |
898 | static int validate_algo(const struct config_state attribute((unused)) *cs, |
899 | int nvec, | |
900 | char **vec) { | |
901 | if(nvec != 1) { | |
902 | error(0, "%s:%d: invalid algorithm specification", cs->path, cs->line); | |
903 | return -1; | |
904 | } | |
905 | if(!valid_authhash(vec[0])) { | |
906 | error(0, "%s:%d: unsuported algorithm '%s'", cs->path, cs->line, vec[0]); | |
907 | return -1; | |
908 | } | |
909 | return 0; | |
910 | } | |
911 | ||
3f3bb97b | 912 | /** @brief Item name and and offset */ |
460b9539 | 913 | #define C(x) #x, offsetof(struct config, x) |
3f3bb97b | 914 | /** @brief Item name and and offset */ |
460b9539 | 915 | #define C2(x,y) #x, offsetof(struct config, y) |
916 | ||
3f3bb97b | 917 | /** @brief All configuration items */ |
460b9539 | 918 | static const struct conf conf[] = { |
919 | { C(alias), &type_string, validate_alias }, | |
920 | { C(allow), &type_stringlist_accum, validate_allow }, | |
bd8895a8 | 921 | { C(api), &type_backend, validate_any }, |
637fdea3 | 922 | { C(authorization_algorithm), &type_string, validate_algo }, |
e83d0967 | 923 | { C(broadcast), &type_stringlist, validate_addrport }, |
ccf0aafa | 924 | { C(broadcast_from), &type_stringlist, validate_addrport }, |
bd8895a8 | 925 | { C(channel), &type_string, validate_any }, |
460b9539 | 926 | { C(checkpoint_kbyte), &type_integer, validate_non_negative }, |
927 | { C(checkpoint_min), &type_integer, validate_non_negative }, | |
928 | { C(collection), &type_collections, validate_any }, | |
e83d0967 | 929 | { C(connect), &type_stringlist, validate_addrport }, |
b12be54a RK |
930 | { C(cookie_login_lifetime), &type_integer, validate_positive }, |
931 | { C(cookie_key_lifetime), &type_integer, validate_positive }, | |
8818b7fc | 932 | { C(dbversion), &type_integer, validate_positive }, |
04e1fa7c | 933 | { C(default_rights), &type_rights, validate_any }, |
460b9539 | 934 | { C(device), &type_string, validate_any }, |
935 | { C(gap), &type_integer, validate_non_negative }, | |
936 | { C(history), &type_integer, validate_positive }, | |
659d87e8 | 937 | { C(home), &type_string, validate_isabspath }, |
ccf0aafa | 938 | { C(listen), &type_stringlist, validate_port }, |
460b9539 | 939 | { C(lock), &type_boolean, validate_any }, |
bb6ae3fb | 940 | { C(mail_sender), &type_string, validate_any }, |
bd8895a8 | 941 | { C(mixer), &type_string, validate_any }, |
61941295 | 942 | { C(multicast_loop), &type_boolean, validate_any }, |
23205f9c | 943 | { C(multicast_ttl), &type_integer, validate_non_negative }, |
460b9539 | 944 | { C(namepart), &type_namepart, validate_any }, |
05dcfac6 RK |
945 | { C(new_bias), &type_integer, validate_positive }, |
946 | { C(new_bias_age), &type_integer, validate_positive }, | |
d742bb47 | 947 | { C(new_max), &type_integer, validate_positive }, |
460b9539 | 948 | { C2(nice, nice_rescan), &type_integer, validate_non_negative }, |
949 | { C(nice_rescan), &type_integer, validate_non_negative }, | |
950 | { C(nice_server), &type_integer, validate_any }, | |
951 | { C(nice_speaker), &type_integer, validate_any }, | |
2a10b70b | 952 | { C(noticed_history), &type_integer, validate_positive }, |
460b9539 | 953 | { C(password), &type_string, validate_any }, |
954 | { C(player), &type_stringlist_accum, validate_player }, | |
955 | { C(plugins), &type_string_accum, validate_isdir }, | |
956 | { C(prefsync), &type_integer, validate_positive }, | |
459d4402 | 957 | { C(queue_pad), &type_integer, validate_positive }, |
cebe3127 | 958 | { C(replay_min), &type_integer, validate_non_negative }, |
460b9539 | 959 | { C(refresh), &type_integer, validate_positive }, |
6207d2f3 | 960 | { C(reminder_interval), &type_integer, validate_positive }, |
810b8083 | 961 | { C(remote_userman), &type_boolean, validate_any }, |
460b9539 | 962 | { C2(restrict, restrictions), &type_restrict, validate_any }, |
9d5da576 | 963 | { C(sample_format), &type_sample_format, validate_sample_format }, |
460b9539 | 964 | { C(scratch), &type_string_accum, validate_isreg }, |
2eee4b0c | 965 | { C(sendmail), &type_string, validate_isabspath }, |
61507e3c | 966 | { C(short_display), &type_integer, validate_positive }, |
460b9539 | 967 | { C(signal), &type_signal, validate_any }, |
bb6ae3fb | 968 | { C(smtp_server), &type_string, validate_any }, |
5330d674 | 969 | { C(sox_generation), &type_integer, validate_non_negative }, |
bd8895a8 | 970 | { C2(speaker_backend, api), &type_backend, validate_any }, |
9d5da576 | 971 | { C(speaker_command), &type_string, validate_any }, |
460b9539 | 972 | { C(stopword), &type_string_accum, validate_any }, |
973 | { C(templates), &type_string_accum, validate_isdir }, | |
62dc3748 | 974 | { C(tracklength), &type_stringlist_accum, validate_tracklength }, |
460b9539 | 975 | { C(transform), &type_transform, validate_any }, |
976 | { C(trust), &type_string_accum, validate_any }, | |
977 | { C(url), &type_string, validate_url }, | |
978 | { C(user), &type_string, validate_isauser }, | |
979 | { C(username), &type_string, validate_any }, | |
980 | }; | |
981 | ||
3f3bb97b | 982 | /** @brief Find a configuration item's definition by key */ |
460b9539 | 983 | static const struct conf *find(const char *key) { |
984 | int n; | |
985 | ||
ba937f01 | 986 | if((n = TABLE_FIND(conf, name, key)) < 0) |
460b9539 | 987 | return 0; |
988 | return &conf[n]; | |
989 | } | |
990 | ||
3f3bb97b | 991 | /** @brief Set a new configuration value */ |
460b9539 | 992 | static int config_set(const struct config_state *cs, |
993 | int nvec, char **vec) { | |
994 | const struct conf *which; | |
995 | ||
996 | D(("config_set %s", vec[0])); | |
997 | if(!(which = find(vec[0]))) { | |
998 | error(0, "%s:%d: unknown configuration key '%s'", | |
999 | cs->path, cs->line, vec[0]); | |
1000 | return -1; | |
1001 | } | |
1002 | return (which->validate(cs, nvec - 1, vec + 1) | |
1003 | || which->type->set(cs, which, nvec - 1, vec + 1)); | |
1004 | } | |
1005 | ||
e6a35d1c RK |
1006 | static int config_set_args(const struct config_state *cs, |
1007 | const char *which, ...) { | |
1008 | va_list ap; | |
1009 | struct vector v[1]; | |
1010 | char *s; | |
1011 | ||
1012 | vector_init(v); | |
1013 | vector_append(v, (char *)which); | |
1014 | va_start(ap, which); | |
1015 | while((s = va_arg(ap, char *))) | |
1016 | vector_append(v, s); | |
1017 | va_end(ap); | |
1018 | vector_terminate(v); | |
1019 | return config_set(cs, v->nvec, v->vec); | |
1020 | } | |
1021 | ||
0e4472a0 | 1022 | /** @brief Error callback used by config_include() */ |
460b9539 | 1023 | static void config_error(const char *msg, void *u) { |
1024 | const struct config_state *cs = u; | |
1025 | ||
1026 | error(0, "%s:%d: %s", cs->path, cs->line, msg); | |
1027 | } | |
1028 | ||
3f3bb97b | 1029 | /** @brief Include a file by name */ |
460b9539 | 1030 | static int config_include(struct config *c, const char *path) { |
1031 | FILE *fp; | |
1032 | char *buffer, *inputbuffer, **vec; | |
1033 | int n, ret = 0; | |
1034 | struct config_state cs; | |
1035 | ||
1036 | cs.path = path; | |
1037 | cs.line = 0; | |
1038 | cs.config = c; | |
1039 | D(("%s: reading configuration", path)); | |
1040 | if(!(fp = fopen(path, "r"))) { | |
1041 | error(errno, "error opening %s", path); | |
1042 | return -1; | |
1043 | } | |
1044 | while(!inputline(path, fp, &inputbuffer, '\n')) { | |
1045 | ++cs.line; | |
1046 | if(!(buffer = mb2utf8(inputbuffer))) { | |
1047 | error(errno, "%s:%d: cannot convert to UTF-8", cs.path, cs.line); | |
1048 | ret = -1; | |
1049 | xfree(inputbuffer); | |
1050 | continue; | |
1051 | } | |
1052 | xfree(inputbuffer); | |
1053 | if(!(vec = split(buffer, &n, SPLIT_COMMENTS|SPLIT_QUOTES, | |
1054 | config_error, &cs))) { | |
1055 | ret = -1; | |
1056 | xfree(buffer); | |
1057 | continue; | |
1058 | } | |
1059 | if(n) { | |
1060 | if(!strcmp(vec[0], "include")) { | |
1061 | if(n != 2) { | |
1062 | error(0, "%s:%d: must be 'include PATH'", cs.path, cs.line); | |
1063 | ret = -1; | |
1064 | } else | |
1065 | config_include(c, vec[1]); | |
1066 | } else | |
1067 | ret |= config_set(&cs, n, vec); | |
1068 | } | |
1069 | for(n = 0; vec[n]; ++n) xfree(vec[n]); | |
1070 | xfree(vec); | |
1071 | xfree(buffer); | |
1072 | } | |
1073 | if(ferror(fp)) { | |
1074 | error(errno, "error reading %s", path); | |
1075 | ret = -1; | |
1076 | } | |
1077 | fclose(fp); | |
1078 | return ret; | |
1079 | } | |
1080 | ||
86be0c30 | 1081 | static const char *const default_stopwords[] = { |
1082 | "stopword", | |
1083 | ||
1084 | "01", | |
1085 | "02", | |
1086 | "03", | |
1087 | "04", | |
1088 | "05", | |
1089 | "06", | |
1090 | "07", | |
1091 | "08", | |
1092 | "09", | |
1093 | "1", | |
1094 | "10", | |
1095 | "11", | |
1096 | "12", | |
1097 | "13", | |
1098 | "14", | |
1099 | "15", | |
1100 | "16", | |
1101 | "17", | |
1102 | "18", | |
1103 | "19", | |
1104 | "2", | |
1105 | "20", | |
1106 | "21", | |
1107 | "22", | |
1108 | "23", | |
1109 | "24", | |
1110 | "25", | |
1111 | "26", | |
1112 | "27", | |
1113 | "28", | |
1114 | "29", | |
1115 | "3", | |
1116 | "30", | |
1117 | "4", | |
1118 | "5", | |
1119 | "6", | |
1120 | "7", | |
1121 | "8", | |
1122 | "9", | |
1123 | "a", | |
1124 | "am", | |
1125 | "an", | |
1126 | "and", | |
1127 | "as", | |
1128 | "for", | |
1129 | "i", | |
1130 | "im", | |
1131 | "in", | |
1132 | "is", | |
1133 | "of", | |
1134 | "on", | |
1135 | "the", | |
1136 | "to", | |
1137 | "too", | |
1138 | "we", | |
1139 | }; | |
1140 | #define NDEFAULT_STOPWORDS (sizeof default_stopwords / sizeof *default_stopwords) | |
1141 | ||
e6a35d1c RK |
1142 | static const char *const default_players[] = { |
1143 | "*.ogg", | |
1144 | "*.flac", | |
1145 | "*.mp3", | |
1146 | "*.wav", | |
1147 | }; | |
1148 | #define NDEFAULT_PLAYERS (sizeof default_players / sizeof *default_players) | |
1149 | ||
3f3bb97b | 1150 | /** @brief Make a new default configuration */ |
460b9539 | 1151 | static struct config *config_default(void) { |
1152 | struct config *c = xmalloc(sizeof *c); | |
1153 | const char *logname; | |
1154 | struct passwd *pw; | |
86be0c30 | 1155 | struct config_state cs; |
e6a35d1c | 1156 | size_t n; |
460b9539 | 1157 | |
86be0c30 | 1158 | cs.path = "<internal>"; |
1159 | cs.line = 0; | |
1160 | cs.config = c; | |
460b9539 | 1161 | /* Strings had better be xstrdup'd as they will get freed at some point. */ |
07bc035e | 1162 | c->gap = 0; |
460b9539 | 1163 | c->history = 60; |
1164 | c->home = xstrdup(pkgstatedir); | |
1165 | if(!(pw = getpwuid(getuid()))) | |
1166 | fatal(0, "cannot determine our username"); | |
1167 | logname = pw->pw_name; | |
1168 | c->username = xstrdup(logname); | |
1169 | c->refresh = 15; | |
1170 | c->prefsync = 3600; | |
1171 | c->signal = SIGKILL; | |
1172 | c->alias = xstrdup("{/artist}{/album}{/title}{ext}"); | |
1173 | c->lock = 1; | |
1174 | c->device = xstrdup("default"); | |
1175 | c->nice_rescan = 10; | |
9d5da576 | 1176 | c->speaker_command = 0; |
1177 | c->sample_format.bits = 16; | |
1178 | c->sample_format.rate = 44100; | |
1179 | c->sample_format.channels = 2; | |
6d2d327c | 1180 | c->sample_format.endian = ENDIAN_NATIVE; |
459d4402 | 1181 | c->queue_pad = 10; |
cebe3127 | 1182 | c->replay_min = 8 * 3600; |
bd8895a8 | 1183 | c->api = -1; |
23205f9c | 1184 | c->multicast_ttl = 1; |
61941295 | 1185 | c->multicast_loop = 1; |
637fdea3 | 1186 | c->authorization_algorithm = xstrdup("sha1"); |
2a10b70b | 1187 | c->noticed_history = 31; |
61507e3c | 1188 | c->short_display = 32; |
bd8895a8 | 1189 | c->mixer = 0; |
1190 | c->channel = 0; | |
8818b7fc | 1191 | c->dbversion = 2; |
b12be54a RK |
1192 | c->cookie_login_lifetime = 86400; |
1193 | c->cookie_key_lifetime = 86400 * 7; | |
2eee4b0c RK |
1194 | if(sendmail_binary[0] && strcmp(sendmail_binary, "none")) |
1195 | c->sendmail = xstrdup(sendmail_binary); | |
bb6ae3fb | 1196 | c->smtp_server = xstrdup("127.0.0.1"); |
d742bb47 | 1197 | c->new_max = 100; |
6207d2f3 | 1198 | c->reminder_interval = 600; /* 10m */ |
05dcfac6 RK |
1199 | c->new_bias_age = 7 * 86400; /* 1 week */ |
1200 | c->new_bias = 9000000; /* 100 times the base weight */ | |
e6a35d1c | 1201 | /* Default stopwords */ |
86be0c30 | 1202 | if(config_set(&cs, (int)NDEFAULT_STOPWORDS, (char **)default_stopwords)) |
1203 | exit(1); | |
e6a35d1c RK |
1204 | /* Default player configuration */ |
1205 | for(n = 0; n < NDEFAULT_PLAYERS; ++n) { | |
1206 | if(config_set_args(&cs, "player", | |
1207 | default_players[n], "execraw", "disorder-decode", (char *)0)) | |
1208 | exit(1); | |
1209 | if(config_set_args(&cs, "tracklength", | |
1210 | default_players[n], "disorder-tracklength", (char *)0)) | |
1211 | exit(1); | |
1212 | } | |
460b9539 | 1213 | return c; |
1214 | } | |
1215 | ||
319d7107 | 1216 | char *config_get_file2(struct config *c, const char *name) { |
460b9539 | 1217 | char *s; |
1218 | ||
1219 | byte_xasprintf(&s, "%s/%s", c->home, name); | |
1220 | return s; | |
1221 | } | |
1222 | ||
3f3bb97b | 1223 | /** @brief Set the default configuration file */ |
460b9539 | 1224 | static void set_configfile(void) { |
1225 | if(!configfile) | |
1226 | byte_xasprintf(&configfile, "%s/config", pkgconfdir); | |
1227 | } | |
1228 | ||
3f3bb97b | 1229 | /** @brief Free a configuration object */ |
460b9539 | 1230 | static void config_free(struct config *c) { |
1231 | int n; | |
1232 | ||
1233 | if(c) { | |
1234 | for(n = 0; n < (int)(sizeof conf / sizeof *conf); ++n) | |
1235 | conf[n].type->free(c, &conf[n]); | |
1236 | for(n = 0; n < c->nparts; ++n) | |
1237 | xfree(c->parts[n]); | |
1238 | xfree(c->parts); | |
1239 | xfree(c); | |
1240 | } | |
1241 | } | |
1242 | ||
3f3bb97b | 1243 | /** @brief Set post-parse defaults */ |
c00fce3a RK |
1244 | static void config_postdefaults(struct config *c, |
1245 | int server) { | |
460b9539 | 1246 | struct config_state cs; |
1247 | const struct conf *whoami; | |
1248 | int n; | |
1249 | ||
1250 | static const char *namepart[][4] = { | |
88608992 | 1251 | { "title", "/([0-9]+ *[-:] *)?([^/]+)\\.[a-zA-Z0-9]+$", "$2", "display" }, |
460b9539 | 1252 | { "title", "/([^/]+)\\.[a-zA-Z0-9]+$", "$1", "sort" }, |
1253 | { "album", "/([^/]+)/[^/]+$", "$1", "*" }, | |
1254 | { "artist", "/([^/]+)/[^/]+/[^/]+$", "$1", "*" }, | |
1255 | { "ext", "(\\.[a-zA-Z0-9]+)$", "$1", "*" }, | |
1256 | }; | |
1257 | #define NNAMEPART (int)(sizeof namepart / sizeof *namepart) | |
1258 | ||
1259 | static const char *transform[][5] = { | |
88608992 | 1260 | { "track", "^.*/([0-9]+ *[-:] *)?([^/]+)\\.[a-zA-Z0-9]+$", "$2", "display", "" }, |
460b9539 | 1261 | { "track", "^.*/([^/]+)\\.[a-zA-Z0-9]+$", "$1", "sort", "" }, |
1262 | { "dir", "^.*/([^/]+)$", "$1", "*", "" }, | |
1263 | { "dir", "^(the) ([^/]*)", "$2, $1", "sort", "i", }, | |
1264 | { "dir", "[[:punct:]]", "", "sort", "g", } | |
1265 | }; | |
1266 | #define NTRANSFORM (int)(sizeof transform / sizeof *transform) | |
1267 | ||
1268 | cs.path = "<internal>"; | |
1269 | cs.line = 0; | |
1270 | cs.config = c; | |
1271 | if(!c->namepart.n) { | |
1272 | whoami = find("namepart"); | |
1273 | for(n = 0; n < NNAMEPART; ++n) | |
1274 | set_namepart(&cs, whoami, 4, (char **)namepart[n]); | |
1275 | } | |
1276 | if(!c->transform.n) { | |
1277 | whoami = find("transform"); | |
1278 | for(n = 0; n < NTRANSFORM; ++n) | |
1279 | set_transform(&cs, whoami, 5, (char **)transform[n]); | |
1280 | } | |
bd8895a8 | 1281 | if(c->api == -1) { |
e83d0967 | 1282 | if(c->speaker_command) |
bd8895a8 | 1283 | c->api = BACKEND_COMMAND; |
e83d0967 | 1284 | else if(c->broadcast.n) |
bd8895a8 | 1285 | c->api = BACKEND_NETWORK; |
8aae240b RK |
1286 | else |
1287 | c->api = DEFAULT_BACKEND; | |
e83d0967 | 1288 | } |
c00fce3a | 1289 | if(server) { |
bd8895a8 | 1290 | if(c->api == BACKEND_COMMAND && !c->speaker_command) |
1291 | fatal(0, "'api command' but speaker_command is not set"); | |
1292 | if(c->api == BACKEND_NETWORK && !c->broadcast.n) | |
1293 | fatal(0, "'api network' but broadcast is not set"); | |
c00fce3a | 1294 | } |
e99d42b1 | 1295 | /* Override sample format */ |
bd8895a8 | 1296 | switch(c->api) { |
e99d42b1 | 1297 | case BACKEND_NETWORK: |
6d2d327c RK |
1298 | c->sample_format.rate = 44100; |
1299 | c->sample_format.channels = 2; | |
1300 | c->sample_format.bits = 16; | |
1301 | c->sample_format.endian = ENDIAN_BIG; | |
e99d42b1 | 1302 | break; |
1303 | case BACKEND_COREAUDIO: | |
937be4c0 RK |
1304 | c->sample_format.rate = 44100; |
1305 | c->sample_format.channels = 2; | |
1306 | c->sample_format.bits = 16; | |
1307 | c->sample_format.endian = ENDIAN_NATIVE; | |
e99d42b1 | 1308 | break; |
04e1fa7c RK |
1309 | } |
1310 | if(!c->default_rights) { | |
1311 | rights_type r = RIGHTS__MASK & ~(RIGHT_ADMIN|RIGHT_REGISTER | |
1312 | |RIGHT_MOVE__MASK | |
1313 | |RIGHT_SCRATCH__MASK | |
1314 | |RIGHT_REMOVE__MASK); | |
1315 | /* The idea is to approximate the meaning of the old 'restrict' directive | |
1316 | * in the default rights if they are not overridden. */ | |
1317 | if(c->restrictions & RESTRICT_SCRATCH) | |
1318 | r |= RIGHT_SCRATCH_MINE|RIGHT_SCRATCH_RANDOM; | |
1319 | else | |
1320 | r |= RIGHT_SCRATCH_ANY; | |
1321 | if(!(c->restrictions & RESTRICT_MOVE)) | |
1322 | r |= RIGHT_MOVE_ANY; | |
1323 | if(c->restrictions & RESTRICT_REMOVE) | |
1324 | r |= RIGHT_REMOVE_MINE; | |
1325 | else | |
1326 | r |= RIGHT_REMOVE_ANY; | |
0f55e905 | 1327 | c->default_rights = rights_string(r); |
04e1fa7c | 1328 | } |
460b9539 | 1329 | } |
1330 | ||
c00fce3a RK |
1331 | /** @brief (Re-)read the config file |
1332 | * @param server If set, do extra checking | |
1333 | */ | |
1334 | int config_read(int server) { | |
460b9539 | 1335 | struct config *c; |
1336 | char *privconf; | |
1337 | struct passwd *pw; | |
1338 | ||
1339 | set_configfile(); | |
1340 | c = config_default(); | |
9ade2319 | 1341 | /* standalone Disobedience installs might not have a global config file */ |
1342 | if(access(configfile, F_OK) == 0) | |
1343 | if(config_include(c, configfile)) | |
1344 | return -1; | |
460b9539 | 1345 | /* if we can read the private config file, do */ |
1346 | if((privconf = config_private()) | |
1347 | && access(privconf, R_OK) == 0 | |
1348 | && config_include(c, privconf)) | |
1349 | return -1; | |
1350 | xfree(privconf); | |
1351 | /* if there's a per-user system config file for this user, read it */ | |
63ad732f RK |
1352 | if(config_per_user) { |
1353 | if(!(pw = getpwuid(getuid()))) | |
1354 | fatal(0, "cannot determine our username"); | |
1355 | if((privconf = config_usersysconf(pw)) | |
1356 | && access(privconf, F_OK) == 0 | |
1357 | && config_include(c, privconf)) | |
460b9539 | 1358 | return -1; |
63ad732f RK |
1359 | xfree(privconf); |
1360 | /* if we have a password file, read it */ | |
5b14453f | 1361 | if((privconf = config_userconf(0, pw)) |
63ad732f RK |
1362 | && access(privconf, F_OK) == 0 |
1363 | && config_include(c, privconf)) | |
1364 | return -1; | |
1365 | xfree(privconf); | |
1366 | } | |
460b9539 | 1367 | /* install default namepart and transform settings */ |
c00fce3a | 1368 | config_postdefaults(c, server); |
460b9539 | 1369 | /* everything is good so we shall use the new config */ |
1370 | config_free(config); | |
04e1fa7c RK |
1371 | /* warn about obsolete directives */ |
1372 | if(c->restrictions) | |
1373 | error(0, "'restrict' will be removed in a future version"); | |
1374 | if(c->allow.n) | |
1375 | error(0, "'allow' will be removed in a future version"); | |
1376 | if(c->trust.n) | |
1377 | error(0, "'trust' will be removed in a future version"); | |
460b9539 | 1378 | config = c; |
1379 | return 0; | |
1380 | } | |
1381 | ||
3f3bb97b | 1382 | /** @brief Return the path to the private configuration file */ |
460b9539 | 1383 | char *config_private(void) { |
1384 | char *s; | |
1385 | ||
1386 | set_configfile(); | |
1387 | byte_xasprintf(&s, "%s.private", configfile); | |
1388 | return s; | |
1389 | } | |
1390 | ||
3f3bb97b | 1391 | /** @brief Return the path to user's personal configuration file */ |
460b9539 | 1392 | char *config_userconf(const char *home, const struct passwd *pw) { |
1393 | char *s; | |
1394 | ||
73f1b9f3 RK |
1395 | if(!home && !pw && !(pw = getpwuid(getuid()))) |
1396 | fatal(0, "cannot determine our username"); | |
460b9539 | 1397 | byte_xasprintf(&s, "%s/.disorder/passwd", home ? home : pw->pw_dir); |
1398 | return s; | |
1399 | } | |
1400 | ||
3f3bb97b RK |
1401 | /** @brief Return the path to user-specific system configuration */ |
1402 | char *config_usersysconf(const struct passwd *pw) { | |
460b9539 | 1403 | char *s; |
1404 | ||
1405 | set_configfile(); | |
1406 | if(!strchr(pw->pw_name, '/')) { | |
1407 | byte_xasprintf(&s, "%s.%s", configfile, pw->pw_name); | |
1408 | return s; | |
1409 | } else | |
1410 | return 0; | |
1411 | } | |
1412 | ||
1413 | char *config_get_file(const char *name) { | |
319d7107 | 1414 | return config_get_file2(config, name); |
460b9539 | 1415 | } |
1416 | ||
1417 | /* | |
1418 | Local Variables: | |
1419 | c-basic-offset:2 | |
1420 | comment-column:40 | |
1421 | fill-column:79 | |
1422 | End: | |
1423 | */ |