Shun time(), since on Linux it is not monotonic with gettimeofday().
[disorder] / clients / disorder.c
1 /*
2 * This file is part of DisOrder.
3 * Copyright (C) 2004-2008 Richard Kettlewell
4 *
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 */
18 /** @file clients/disorder.c
19 * @brief Command-line client
20 */
21
22 #include "common.h"
23
24 #include <getopt.h>
25 #include <sys/types.h>
26 #include <sys/socket.h>
27 #include <sys/un.h>
28 #include <errno.h>
29 #include <locale.h>
30 #include <time.h>
31 #include <stddef.h>
32 #include <unistd.h>
33 #include <pcre.h>
34 #include <ctype.h>
35 #include <gcrypt.h>
36
37 #include "configuration.h"
38 #include "syscalls.h"
39 #include "log.h"
40 #include "queue.h"
41 #include "client.h"
42 #include "wstat.h"
43 #include "table.h"
44 #include "charset.h"
45 #include "kvp.h"
46 #include "split.h"
47 #include "sink.h"
48 #include "mem.h"
49 #include "defs.h"
50 #include "authorize.h"
51 #include "vector.h"
52 #include "version.h"
53 #include "dateparse.h"
54 #include "trackdb.h"
55
56 static disorder_client *client;
57
58 static const struct option options[] = {
59 { "help", no_argument, 0, 'h' },
60 { "version", no_argument, 0, 'V' },
61 { "config", required_argument, 0, 'c' },
62 { "debug", no_argument, 0, 'd' },
63 { "local", no_argument, 0, 'l' },
64 { "no-per-user-config", no_argument, 0, 'N' },
65 { "help-commands", no_argument, 0, 'H' },
66 { "user", required_argument, 0, 'u' },
67 { "password", required_argument, 0, 'p' },
68 { "wait-for-root", no_argument, 0, 'W' },
69 { 0, 0, 0, 0 }
70 };
71
72 /* display usage message and terminate */
73 static void help(void) {
74 xprintf("Usage:\n"
75 " disorder [OPTIONS] COMMAND ...\n"
76 "Options:\n"
77 " --help, -h Display usage message\n"
78 " --help-commands, -H List commands\n"
79 " --version, -V Display version number\n"
80 " --config PATH, -c PATH Set configuration file\n"
81 " --local, -l Force connection to local server\n"
82 " --debug, -d Turn on debugging\n");
83 xfclose(stdout);
84 exit(0);
85 }
86
87 static disorder_client *getclient(void) {
88 if(!client) {
89 if(!(client = disorder_new(1))) exit(EXIT_FAILURE);
90 if(disorder_connect(client)) exit(EXIT_FAILURE);
91 }
92 return client;
93 }
94
95 static void cf_version(char attribute((unused)) **argv) {
96 char *v;
97
98 if(disorder_version(getclient(), &v)) exit(EXIT_FAILURE);
99 xprintf("%s\n", nullcheck(utf82mb(v)));
100 }
101
102 static void print_queue_entry(const struct queue_entry *q) {
103 if(q->track) xprintf("track %s\n", nullcheck(utf82mb(q->track)));
104 if(q->id) xprintf(" id %s\n", nullcheck(utf82mb(q->id)));
105 switch(q->origin) {
106 case origin_adopted:
107 case origin_picked:
108 case origin_scheduled:
109 xprintf(" %s by %s at %s",
110 track_origins[q->origin],
111 nullcheck(utf82mb(q->submitter)), ctime(&q->when));
112 break;
113 default:
114 break;
115 }
116 if(q->played) xprintf(" played at %s", ctime(&q->played));
117 if(q->state == playing_started
118 || q->state == playing_paused) xprintf(" %lds so far", q->sofar);
119 else if(q->expected) xprintf(" might start at %s", ctime(&q->expected));
120 if(q->scratched) xprintf(" scratched by %s\n",
121 nullcheck(utf82mb(q->scratched)));
122 else xprintf(" %s\n", playing_states[q->state]);
123 if(q->wstat) xprintf(" %s\n", wstat(q->wstat));
124 }
125
126 static void cf_playing(char attribute((unused)) **argv) {
127 struct queue_entry *q;
128
129 if(disorder_playing(getclient(), &q)) exit(EXIT_FAILURE);
130 if(q)
131 print_queue_entry(q);
132 else
133 xprintf("nothing\n");
134 }
135
136 static void cf_play(char **argv) {
137 while(*argv)
138 if(disorder_play(getclient(), *argv++)) exit(EXIT_FAILURE);
139 }
140
141 static void cf_remove(char **argv) {
142 if(disorder_remove(getclient(), argv[0])) exit(EXIT_FAILURE);
143 }
144
145 static void cf_disable(char attribute((unused)) **argv) {
146 if(disorder_disable(getclient())) exit(EXIT_FAILURE);
147 }
148
149 static void cf_enable(char attribute((unused)) **argv) {
150 if(disorder_enable(getclient())) exit(EXIT_FAILURE);
151 }
152
153 static void cf_scratch(char **argv) {
154 if(disorder_scratch(getclient(), argv[0])) exit(EXIT_FAILURE);
155 }
156
157 static void cf_shutdown(char attribute((unused)) **argv) {
158 if(disorder_shutdown(getclient())) exit(EXIT_FAILURE);
159 }
160
161 static void cf_reconfigure(char attribute((unused)) **argv) {
162 /* Re-check configuration for server */
163 if(config_read(1, NULL)) fatal(0, "cannot read configuration");
164 if(disorder_reconfigure(getclient())) exit(EXIT_FAILURE);
165 }
166
167 static void cf_rescan(char attribute((unused)) **argv) {
168 if(disorder_rescan(getclient())) exit(EXIT_FAILURE);
169 }
170
171 static void cf_somequeue(int (*fn)(disorder_client *c,
172 struct queue_entry **qp)) {
173 struct queue_entry *q;
174
175 if(fn(getclient(), &q)) exit(EXIT_FAILURE);
176 while(q) {
177 print_queue_entry(q);
178 q = q->next;
179 }
180 }
181
182 static void cf_recent(char attribute((unused)) **argv) {
183 cf_somequeue(disorder_recent);
184 }
185
186 static void cf_queue(char attribute((unused)) **argv) {
187 cf_somequeue(disorder_queue);
188 }
189
190 static void cf_quack(char attribute((unused)) **argv) {
191 xprintf("\n"
192 " .------------------.\n"
193 " | Naath is a babe! |\n"
194 " `---------+--------'\n"
195 " \\\n"
196 " >0\n"
197 " (<)'\n"
198 "~~~~~~~~~~~~~~~~~~~~~~\n"
199 "\n");
200 }
201
202 static void cf_somelist(char **argv,
203 int (*fn)(disorder_client *c,
204 const char *arg, const char *re,
205 char ***vecp, int *nvecp)) {
206 char **vec;
207 const char *re;
208
209 if(argv[1])
210 re = xstrdup(argv[1] + 1);
211 else
212 re = 0;
213 if(fn(getclient(), argv[0], re, &vec, 0)) exit(EXIT_FAILURE);
214 while(*vec)
215 xprintf("%s\n", nullcheck(utf82mb(*vec++)));
216 }
217
218 static int isarg_regexp(const char *s) {
219 return s[0] == '~';
220 }
221
222 static void cf_dirs(char **argv) {
223 cf_somelist(argv, disorder_directories);
224 }
225
226 static void cf_files(char **argv) {
227 cf_somelist(argv, disorder_files);
228 }
229
230 static void cf_allfiles(char **argv) {
231 cf_somelist(argv, disorder_allfiles);
232 }
233
234 static void cf_get(char **argv) {
235 char *value;
236
237 if(disorder_get(getclient(), argv[0], argv[1], &value)) exit(EXIT_FAILURE);
238 xprintf("%s\n", nullcheck(utf82mb(value)));
239 }
240
241 static void cf_length(char **argv) {
242 long length;
243
244 if(disorder_length(getclient(), argv[0], &length)) exit(EXIT_FAILURE);
245 xprintf("%ld\n", length);
246 }
247
248 static void cf_set(char **argv) {
249 if(disorder_set(getclient(), argv[0], argv[1], argv[2])) exit(EXIT_FAILURE);
250 }
251
252 static void cf_unset(char **argv) {
253 if(disorder_unset(getclient(), argv[0], argv[1])) exit(EXIT_FAILURE);
254 }
255
256 static void cf_prefs(char **argv) {
257 struct kvp *k;
258
259 if(disorder_prefs(getclient(), argv[0], &k)) exit(EXIT_FAILURE);
260 for(; k; k = k->next)
261 xprintf("%s = %s\n",
262 nullcheck(utf82mb(k->name)), nullcheck(utf82mb(k->value)));
263 }
264
265 static void cf_search(char **argv) {
266 char **results;
267 int nresults, n;
268
269 if(disorder_search(getclient(), *argv, &results, &nresults)) exit(EXIT_FAILURE);
270 for(n = 0; n < nresults; ++n)
271 xprintf("%s\n", nullcheck(utf82mb(results[n])));
272 }
273
274 static void cf_random_disable(char attribute((unused)) **argv) {
275 if(disorder_random_disable(getclient())) exit(EXIT_FAILURE);
276 }
277
278 static void cf_random_enable(char attribute((unused)) **argv) {
279 if(disorder_random_enable(getclient())) exit(EXIT_FAILURE);
280 }
281
282 static void cf_stats(char attribute((unused)) **argv) {
283 char **vec;
284
285 if(disorder_stats(getclient(), &vec, 0)) exit(EXIT_FAILURE);
286 while(*vec)
287 xprintf("%s\n", nullcheck(utf82mb(*vec++)));
288 }
289
290 static void cf_get_volume(char attribute((unused)) **argv) {
291 int l, r;
292
293 if(disorder_get_volume(getclient(), &l, &r)) exit(EXIT_FAILURE);
294 xprintf("%d %d\n", l, r);
295 }
296
297 static void cf_set_volume(char **argv) {
298 if(disorder_set_volume(getclient(), atoi(argv[0]), atoi(argv[1]))) exit(EXIT_FAILURE);
299 }
300
301 static void cf_log(char attribute((unused)) **argv) {
302 if(disorder_log(getclient(), sink_stdio("stdout", stdout))) exit(EXIT_FAILURE);
303 }
304
305 static void cf_move(char **argv) {
306 long n;
307 int e;
308
309 if((e = xstrtol(&n, argv[1], 0, 10)))
310 fatal(e, "cannot convert '%s'", argv[1]);
311 if(n > INT_MAX || n < INT_MIN)
312 fatal(e, "%ld out of range", n);
313 if(disorder_move(getclient(), argv[0], (int)n)) exit(EXIT_FAILURE);
314 }
315
316 static void cf_part(char **argv) {
317 char *s;
318
319 if(disorder_part(getclient(), &s, argv[0], argv[1], argv[2])) exit(EXIT_FAILURE);
320 xprintf("%s\n", nullcheck(utf82mb(s)));
321 }
322
323 static int isarg_filename(const char *s) {
324 return s[0] == '/';
325 }
326
327 static void cf_authorize(char **argv) {
328 authorize(getclient(), argv[0], argv[1]);
329 }
330
331 static void cf_resolve(char **argv) {
332 char *track;
333
334 if(disorder_resolve(getclient(), &track, argv[0])) exit(EXIT_FAILURE);
335 xprintf("%s\n", nullcheck(utf82mb(track)));
336 }
337
338 static void cf_pause(char attribute((unused)) **argv) {
339 if(disorder_pause(getclient())) exit(EXIT_FAILURE);
340 }
341
342 static void cf_resume(char attribute((unused)) **argv) {
343 if(disorder_resume(getclient())) exit(EXIT_FAILURE);
344 }
345
346 static void cf_tags(char attribute((unused)) **argv) {
347 char **vec;
348
349 if(disorder_tags(getclient(), &vec, 0)) exit(EXIT_FAILURE);
350 while(*vec)
351 xprintf("%s\n", nullcheck(utf82mb(*vec++)));
352 }
353
354 static void cf_users(char attribute((unused)) **argv) {
355 char **vec;
356
357 if(disorder_users(getclient(), &vec, 0)) exit(EXIT_FAILURE);
358 while(*vec)
359 xprintf("%s\n", nullcheck(utf82mb(*vec++)));
360 }
361
362 static void cf_get_global(char **argv) {
363 char *value;
364
365 if(disorder_get_global(getclient(), argv[0], &value)) exit(EXIT_FAILURE);
366 xprintf("%s\n", nullcheck(utf82mb(value)));
367 }
368
369 static void cf_set_global(char **argv) {
370 if(disorder_set_global(getclient(), argv[0], argv[1])) exit(EXIT_FAILURE);
371 }
372
373 static void cf_unset_global(char **argv) {
374 if(disorder_unset_global(getclient(), argv[0])) exit(EXIT_FAILURE);
375 }
376
377 static int isarg_integer(const char *s) {
378 if(!*s) return 0;
379 while(*s) {
380 if(!isdigit((unsigned char)*s))
381 return 0;
382 ++s;
383 }
384 return 1;
385 }
386
387 static void cf_new(char **argv) {
388 char **vec;
389
390 if(disorder_new_tracks(getclient(), &vec, 0, argv[0] ? atoi(argv[0]) : 0))
391 exit(EXIT_FAILURE);
392 while(*vec)
393 xprintf("%s\n", nullcheck(utf82mb(*vec++)));
394 }
395
396 static void cf_rtp_address(char attribute((unused)) **argv) {
397 char *address, *port;
398
399 if(disorder_rtp_address(getclient(), &address, &port)) exit(EXIT_FAILURE);
400 xprintf("address: %s\nport: %s\n", address, port);
401 }
402
403 static int isarg_rights(const char *arg) {
404 return strchr(arg, ',') || !parse_rights(arg, 0, 0);
405 }
406
407 static void cf_adduser(char **argv) {
408 if(disorder_adduser(getclient(), argv[0], argv[1], argv[2]))
409 exit(EXIT_FAILURE);
410 }
411
412 static void cf_deluser(char **argv) {
413 if(disorder_deluser(getclient(), argv[0]))
414 exit(EXIT_FAILURE);
415 }
416
417 static void cf_edituser(char **argv) {
418 if(disorder_edituser(getclient(), argv[0], argv[1], argv[2]))
419 exit(EXIT_FAILURE);
420 }
421
422 static void cf_userinfo(char **argv) {
423 char *s;
424
425 if(disorder_userinfo(getclient(), argv[0], argv[1], &s))
426 exit(EXIT_FAILURE);
427 xprintf("%s\n", nullcheck(utf82mb(s)));
428 }
429
430 static int isarg_option(const char *arg) {
431 return arg[0] == '-';
432 }
433
434 static int argvlen(char **argv) {
435 char **start = argv;
436
437 while(*argv)
438 ++argv;
439 return argv - start;
440 }
441
442 static const struct option setup_guest_options[] = {
443 { "help", no_argument, 0, 'h' },
444 { "online-registration", no_argument, 0, 'r' },
445 { "no-online-registration", no_argument, 0, 'R' },
446 { 0, 0, 0, 0 }
447 };
448
449 static void help_setup_guest(void) {
450 xprintf("Usage:\n"
451 " disorder setup-guest [OPTIONS]\n"
452 "Options:\n"
453 " --help, -h Display usage message\n"
454 " --online-registration Enable online registration (default)\n"
455 " --no-online-registration Disable online registration\n");
456 xfclose(stdout);
457 exit(0);
458 }
459
460 static void cf_setup_guest(char **argv) {
461 int n, online_registration = 1;
462
463 while((n = getopt_long(argvlen(argv) + 1, argv - 1,
464 "hrR", setup_guest_options, 0)) >= 0) {
465 switch(n) {
466 case 'h': help_setup_guest();
467 case 'r': online_registration = 1; break;
468 case 'R': online_registration = 0; break;
469 default: fatal(0, "invalid option");
470 }
471 }
472 if(online_registration && !config->mail_sender)
473 fatal(0, "you MUST set mail_sender if you want online registration");
474 if(disorder_adduser(getclient(), "guest", "",
475 online_registration ? "read,register" : "read"))
476 exit(EXIT_FAILURE);
477 }
478
479 struct scheduled_event {
480 time_t when;
481 struct kvp *actiondata;
482 char *id;
483 };
484
485 static int compare_event(const void *av, const void *bv) {
486 struct scheduled_event *a = (void *)av, *b = (void *)bv;
487
488 /* Primary sort key is the trigger time */
489 if(a->when < b->when)
490 return -1;
491 else if(a->when > b->when)
492 return 1;
493 /* For events that go off at the same time just sort by ID */
494 return strcmp(a->id, b->id);
495 }
496
497 static void cf_schedule_list(char attribute((unused)) **argv) {
498 char **ids;
499 int nids, n;
500 struct scheduled_event *events;
501 char tb[128];
502 const char *action, *key, *value, *priority;
503 int prichar;
504
505 /* Get all known events */
506 if(disorder_schedule_list(getclient(), &ids, &nids))
507 exit(EXIT_FAILURE);
508 events = xcalloc(nids, sizeof *events);
509 for(n = 0; n < nids; ++n) {
510 events[n].id = ids[n];
511 if(disorder_schedule_get(getclient(), ids[n], &events[n].actiondata))
512 exit(EXIT_FAILURE);
513 events[n].when = atoll(kvp_get(events[n].actiondata, "when"));
514 }
515 /* Sort by trigger time */
516 qsort(events, nids, sizeof *events, compare_event);
517 /* Display them */
518 for(n = 0; n < nids; ++n) {
519 strftime(tb, sizeof tb, "%Y-%m-%d %H:%M:%S %Z", localtime(&events[n].when));
520 action = kvp_get(events[n].actiondata, "action");
521 priority = kvp_get(events[n].actiondata, "priority");
522 if(!strcmp(priority, "junk"))
523 prichar = 'J';
524 else if(!strcmp(priority, "normal"))
525 prichar = 'N';
526 else
527 prichar = '?';
528 xprintf("%11s %-25s %c %-8s %s",
529 events[n].id, tb, prichar, kvp_get(events[n].actiondata, "who"),
530 action);
531 if(!strcmp(action, "play"))
532 xprintf(" %s",
533 nullcheck(utf82mb(kvp_get(events[n].actiondata, "track"))));
534 else if(!strcmp(action, "set-global")) {
535 key = kvp_get(events[n].actiondata, "key");
536 value = kvp_get(events[n].actiondata, "value");
537 if(value)
538 xprintf(" %s=%s",
539 nullcheck(utf82mb(key)),
540 nullcheck(utf82mb(value)));
541 else
542 xprintf(" %s unset",
543 nullcheck(utf82mb(key)));
544 }
545 xprintf("\n");
546 }
547 }
548
549 static void cf_schedule_del(char **argv) {
550 if(disorder_schedule_del(getclient(), argv[0]))
551 exit(EXIT_FAILURE);
552 }
553
554 static void cf_schedule_play(char **argv) {
555 if(disorder_schedule_add(getclient(),
556 dateparse(argv[0]),
557 argv[1],
558 "play",
559 argv[2]))
560 exit(EXIT_FAILURE);
561 }
562
563 static void cf_schedule_set_global(char **argv) {
564 if(disorder_schedule_add(getclient(),
565 dateparse(argv[0]),
566 argv[1],
567 "set-global",
568 argv[2],
569 argv[3]))
570 exit(EXIT_FAILURE);
571 }
572
573 static void cf_schedule_unset_global(char **argv) {
574 if(disorder_schedule_add(getclient(),
575 dateparse(argv[0]),
576 argv[1],
577 "set-global",
578 argv[2],
579 (char *)0))
580 exit(EXIT_FAILURE);
581 }
582
583 static void cf_adopt(char **argv) {
584 if(disorder_adopt(getclient(), argv[0]))
585 exit(EXIT_FAILURE);
586 }
587
588 static const struct command {
589 const char *name;
590 int min, max;
591 void (*fn)(char **);
592 int (*isarg)(const char *);
593 const char *argstr, *desc;
594 } commands[] = {
595 { "adduser", 2, 3, cf_adduser, isarg_rights, "USERNAME PASSWORD [RIGHTS]",
596 "Create a new user" },
597 { "adopt", 1, 1, cf_adopt, 0, "ID",
598 "Adopt a randomly picked track" },
599 { "allfiles", 1, 2, cf_allfiles, isarg_regexp, "DIR [~REGEXP]",
600 "List all files and directories in DIR" },
601 { "authorize", 1, 2, cf_authorize, isarg_rights, "USERNAME [RIGHTS]",
602 "Authorize user USERNAME to connect" },
603 { "deluser", 1, 1, cf_deluser, 0, "USERNAME",
604 "Delete user USERNAME" },
605 { "dirs", 1, 2, cf_dirs, isarg_regexp, "DIR [~REGEXP]",
606 "List directories in DIR" },
607 { "disable", 0, 0, cf_disable, 0, "",
608 "Disable play" },
609 { "disable-random", 0, 0, cf_random_disable, 0, "",
610 "Disable random play" },
611 { "edituser", 3, 3, cf_edituser, 0, "USERNAME PROPERTY VALUE",
612 "Set a property of user USERNAME" },
613 { "enable", 0, 0, cf_enable, 0, "",
614 "Enable play" },
615 { "enable-random", 0, 0, cf_random_enable, 0, "",
616 "Enable random play" },
617 { "files", 1, 2, cf_files, isarg_regexp, "DIR [~REGEXP]",
618 "List files in DIR" },
619 { "get", 2, 2, cf_get, 0, "TRACK NAME",
620 "Get a preference value" },
621 { "get-global", 1, 1, cf_get_global, 0, "NAME",
622 "Get a global preference value" },
623 { "get-volume", 0, 0, cf_get_volume, 0, "",
624 "Get the current volume" },
625 { "length", 1, 1, cf_length, 0, "TRACK",
626 "Get the length of TRACK in seconds" },
627 { "log", 0, 0, cf_log, 0, "",
628 "Copy event log to stdout" },
629 { "move", 2, 2, cf_move, 0, "TRACK DELTA",
630 "Move a track in the queue" },
631 { "new", 0, 1, cf_new, isarg_integer, "[MAX]",
632 "Get the most recently added MAX tracks" },
633 { "part", 3, 3, cf_part, 0, "TRACK CONTEXT PART",
634 "Find a track name part" },
635 { "pause", 0, 0, cf_pause, 0, "",
636 "Pause the currently playing track" },
637 { "play", 1, INT_MAX, cf_play, isarg_filename, "TRACKS...",
638 "Add TRACKS to the end of the queue" },
639 { "playing", 0, 0, cf_playing, 0, "",
640 "Report the playing track" },
641 { "prefs", 1, 1, cf_prefs, 0, "TRACK",
642 "Display all the preferences for TRACK" },
643 { "quack", 0, 0, cf_quack, 0, 0, 0 },
644 { "queue", 0, 0, cf_queue, 0, "",
645 "Display the current queue" },
646 { "random-disable", 0, 0, cf_random_disable, 0, "",
647 "Disable random play" },
648 { "random-enable", 0, 0, cf_random_enable, 0, "",
649 "Enable random play" },
650 { "recent", 0, 0, cf_recent, 0, "",
651 "Display recently played track" },
652 { "reconfigure", 0, 0, cf_reconfigure, 0, "",
653 "Reconfigure the daemon" },
654 { "remove", 1, 1, cf_remove, 0, "TRACK",
655 "Remove a track from the queue" },
656 { "rescan", 0, 0, cf_rescan, 0, "",
657 "Rescan for new tracks" },
658 { "resolve", 1, 1, cf_resolve, 0, "TRACK",
659 "Resolve alias for TRACK" },
660 { "resume", 0, 0, cf_resume, 0, "",
661 "Resume after a pause" },
662 { "rtp-address", 0, 0, cf_rtp_address, 0, "",
663 "Report server's broadcast address" },
664 { "schedule-del", 1, 1, cf_schedule_del, 0, "EVENT",
665 "Delete a scheduled event" },
666 { "schedule-list", 0, 0, cf_schedule_list, 0, "",
667 "List scheduled events" },
668 { "schedule-play", 3, 3, cf_schedule_play, 0, "WHEN PRI TRACK",
669 "Play TRACK later" },
670 { "schedule-set-global", 4, 4, cf_schedule_set_global, 0, "WHEN PRI NAME VAL",
671 "Set a global preference later" },
672 { "schedule-unset-global", 3, 3, cf_schedule_unset_global, 0, "WHEN PRI NAME",
673 "Unset a global preference later" },
674 { "scratch", 0, 0, cf_scratch, 0, "",
675 "Scratch the currently playing track" },
676 { "scratch-id", 1, 1, cf_scratch, 0, "ID",
677 "Scratch the currently playing track" },
678 { "search", 1, 1, cf_search, 0, "WORDS",
679 "Display tracks matching all the words" },
680 { "set", 3, 3, cf_set, 0, "TRACK NAME VALUE",
681 "Set a preference value" },
682 { "set-global", 2, 2, cf_set_global, 0, "NAME VALUE",
683 "Set a global preference value" },
684 { "set-volume", 2, 2, cf_set_volume, 0, "LEFT RIGHT",
685 "Set the volume" },
686 { "setup-guest", 0, INT_MAX, cf_setup_guest, isarg_option, "[OPTIONS]",
687 "Create the guest login" },
688 { "shutdown", 0, 0, cf_shutdown, 0, "",
689 "Shut down the daemon" },
690 { "stats", 0, 0, cf_stats, 0, "",
691 "Display server statistics" },
692 { "tags", 0, 0, cf_tags, 0, "",
693 "List known tags" },
694 { "unset", 2, 2, cf_unset, 0, "TRACK NAME",
695 "Unset a preference" },
696 { "unset-global", 1, 1, cf_unset_global, 0, "NAME",
697 "Unset a global preference" },
698 { "userinfo", 2, 2, cf_userinfo, 0, "USERNAME PROPERTY",
699 "Get a property of a user" },
700 { "users", 0, 0, cf_users, 0, "",
701 "List all users" },
702 { "version", 0, 0, cf_version, 0, "",
703 "Display the server version" },
704 };
705
706 static void help_commands(void) {
707 unsigned n, max = 0, l;
708
709 xprintf("Command summary:\n");
710 for(n = 0; n < sizeof commands / sizeof *commands; ++n) {
711 if(!commands[n].desc) continue;
712 l = strlen(commands[n].name);
713 if(*commands[n].argstr)
714 l += strlen(commands[n].argstr) + 1;
715 if(l > max)
716 max = l;
717 }
718 for(n = 0; n < sizeof commands / sizeof *commands; ++n) {
719 if(!commands[n].desc) continue;
720 l = strlen(commands[n].name);
721 if(*commands[n].argstr)
722 l += strlen(commands[n].argstr) + 1;
723 xprintf(" %s%s%s%*s %s\n", commands[n].name,
724 *commands[n].argstr ? " " : "",
725 commands[n].argstr,
726 max - l, "",
727 commands[n].desc);
728 }
729 xfclose(stdout);
730 exit(0);
731 }
732
733 static void wait_for_root(void) {
734 const char *password;
735
736 while(!trackdb_readable()) {
737 info("waiting for trackdb...");
738 sleep(1);
739 }
740 trackdb_init(TRACKDB_NO_RECOVER|TRACKDB_NO_UPGRADE);
741 for(;;) {
742 trackdb_open(TRACKDB_READ_ONLY);
743 password = trackdb_get_password("root");
744 trackdb_close();
745 if(password)
746 break;
747 info("waiting for root user to be created...");
748 sleep(1);
749 }
750 trackdb_deinit();
751 }
752
753 int main(int argc, char **argv) {
754 int n, i, j, local = 0, wfr = 0;
755 int status = 0;
756 struct vector args;
757 const char *user = 0, *password = 0;
758
759 mem_init();
760 /* garbage-collect PCRE's memory */
761 pcre_malloc = xmalloc;
762 pcre_free = xfree;
763 if(!setlocale(LC_CTYPE, "")) fatal(errno, "error calling setlocale");
764 if(!setlocale(LC_TIME, "")) fatal(errno, "error calling setlocale");
765 while((n = getopt_long(argc, argv, "+hVc:dHlNu:p:W", options, 0)) >= 0) {
766 switch(n) {
767 case 'h': help();
768 case 'H': help_commands();
769 case 'V': version("disorder");
770 case 'c': configfile = optarg; break;
771 case 'd': debugging = 1; break;
772 case 'l': local = 1; break;
773 case 'N': config_per_user = 0; break;
774 case 'u': user = optarg; break;
775 case 'p': password = optarg; break;
776 case 'W': wfr = 1; break;
777 default: fatal(0, "invalid option");
778 }
779 }
780 if(config_read(0, NULL)) fatal(0, "cannot read configuration");
781 if(user) {
782 config->username = user;
783 config->password = 0;
784 }
785 if(password)
786 config->password = password;
787 if(local)
788 config->connect.af = -1;
789 if(wfr)
790 wait_for_root();
791 n = optind;
792 optind = 1; /* for subsequent getopt calls */
793 /* gcrypt initialization */
794 if(!gcry_check_version(NULL))
795 disorder_fatal(0, "gcry_check_version failed");
796 gcry_control(GCRYCTL_INIT_SECMEM, 0);
797 gcry_control (GCRYCTL_INITIALIZATION_FINISHED, 0);
798 /* accumulate command args */
799 while(n < argc) {
800 if((i = TABLE_FIND(commands, name, argv[n])) < 0)
801 fatal(0, "unknown command '%s'", argv[n]);
802 if(n + commands[i].min >= argc)
803 fatal(0, "missing arguments to '%s'", argv[n]);
804 vector_init(&args);
805 /* Include the command name in the args, but at element -1, for
806 * the benefit of subcommand getopt calls */
807 vector_append(&args, argv[n]);
808 n++;
809 for(j = 0; j < commands[i].min; ++j)
810 vector_append(&args, nullcheck(mb2utf8(argv[n + j])));
811 for(; j < commands[i].max
812 && n + j < argc
813 && commands[i].isarg(argv[n + j]); ++j)
814 vector_append(&args, nullcheck(mb2utf8(argv[n + j])));
815 vector_terminate(&args);
816 commands[i].fn(args.vec + 1);
817 n += j;
818 }
819 if(client && disorder_close(client)) exit(EXIT_FAILURE);
820 if(fclose(stdout) < 0) fatal(errno, "error closing stdout");
821 return status;
822 }
823
824 /*
825 Local Variables:
826 c-basic-offset:2
827 comment-column:40
828 End:
829 */