2 3baa2617 2022-02-16 op * Copyright (c) 2022 Omar Polo <op@openbsd.org>
4 3baa2617 2022-02-16 op * Permission to use, copy, modify, and distribute this software for any
5 3baa2617 2022-02-16 op * purpose with or without fee is hereby granted, provided that the above
6 3baa2617 2022-02-16 op * copyright notice and this permission notice appear in all copies.
8 3baa2617 2022-02-16 op * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 3baa2617 2022-02-16 op * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 3baa2617 2022-02-16 op * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 3baa2617 2022-02-16 op * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 3baa2617 2022-02-16 op * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 3baa2617 2022-02-16 op * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 3baa2617 2022-02-16 op * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 3baa2617 2022-02-16 op #include <sys/types.h>
18 3baa2617 2022-02-16 op #include <sys/socket.h>
19 3baa2617 2022-02-16 op #include <sys/queue.h>
20 3baa2617 2022-02-16 op #include <sys/uio.h>
21 3baa2617 2022-02-16 op #include <sys/un.h>
23 3baa2617 2022-02-16 op #include <errno.h>
24 3baa2617 2022-02-16 op #include <event.h>
25 1d673950 2022-03-03 op #include <fcntl.h>
26 3baa2617 2022-02-16 op #include <limits.h>
27 3baa2617 2022-02-16 op #include <sndio.h>
28 3baa2617 2022-02-16 op #include <stdio.h>
29 3baa2617 2022-02-16 op #include <stdlib.h>
30 3baa2617 2022-02-16 op #include <stdint.h>
31 3baa2617 2022-02-16 op #include <string.h>
32 3baa2617 2022-02-16 op #include <syslog.h>
33 3baa2617 2022-02-16 op #include <unistd.h>
34 3baa2617 2022-02-16 op #include <imsg.h>
36 3baa2617 2022-02-16 op #include "amused.h"
37 3baa2617 2022-02-16 op #include "log.h"
38 bb3f279f 2022-02-16 op #include "playlist.h"
39 3baa2617 2022-02-16 op #include "xmalloc.h"
41 3baa2617 2022-02-16 op static struct imsgbuf *ibuf;
43 3baa2617 2022-02-16 op int ctl_noarg(struct parse_result *, int, char **);
44 3baa2617 2022-02-16 op int ctl_add(struct parse_result *, int, char **);
45 8e916714 2022-02-17 op int ctl_show(struct parse_result *, int, char **);
46 14be015f 2022-02-17 op int ctl_load(struct parse_result *, int, char **);
47 a913de21 2022-02-17 op int ctl_jump(struct parse_result *, int, char **);
48 310ef57c 2022-02-19 op int ctl_repeat(struct parse_result *, int, char **);
50 3baa2617 2022-02-16 op struct ctl_command ctl_commands[] = {
51 3baa2617 2022-02-16 op { "play", PLAY, ctl_noarg, "" },
52 3baa2617 2022-02-16 op { "pause", PAUSE, ctl_noarg, "" },
53 3baa2617 2022-02-16 op { "toggle", TOGGLE, ctl_noarg, "" },
54 3baa2617 2022-02-16 op { "stop", STOP, ctl_noarg, "" },
55 3baa2617 2022-02-16 op { "restart", RESTART, ctl_noarg, "" },
56 3baa2617 2022-02-16 op { "add", ADD, ctl_add, "files...", 1 },
57 3baa2617 2022-02-16 op { "flush", FLUSH, ctl_noarg, "" },
58 714abf92 2022-02-19 op { "show", SHOW, ctl_show, "[-p]" },
59 bb3f279f 2022-02-16 op { "status", STATUS, ctl_noarg, "" },
60 af27e631 2022-02-17 op { "next", NEXT, ctl_noarg, "" },
61 af27e631 2022-02-17 op { "prev", PREV, ctl_noarg, "" },
62 14be015f 2022-02-17 op { "load", LOAD, ctl_load, "[file]", 1 },
63 a913de21 2022-02-17 op { "jump", JUMP, ctl_jump, "pattern" },
64 310ef57c 2022-02-19 op { "repeat", REPEAT, ctl_repeat, "one|all on|off" },
65 6b47a39f 2022-02-21 op { "monitor", MONITOR, ctl_noarg, "" },
72 3baa2617 2022-02-16 op fprintf(stderr, "usage: %s [-dv] [-s socket]\n", getprogname());
76 3baa2617 2022-02-16 op static __dead void
77 3baa2617 2022-02-16 op ctl_usage(struct ctl_command *ctl)
79 3baa2617 2022-02-16 op fprintf(stderr, "usage: %s [-v] [-s socket] %s %s\n", getprogname(),
80 3baa2617 2022-02-16 op ctl->name, ctl->usage);
85 3baa2617 2022-02-16 op parse(int argc, char **argv)
87 3baa2617 2022-02-16 op struct ctl_command *ctl = NULL;
88 3baa2617 2022-02-16 op struct parse_result res;
89 1d673950 2022-03-03 op const char *argv0;
90 3baa2617 2022-02-16 op int i, status;
92 3baa2617 2022-02-16 op memset(&res, 0, sizeof(res));
94 1d673950 2022-03-03 op if ((argv0 = argv[0]) == NULL)
95 1d673950 2022-03-03 op argv0 = "status";
97 3baa2617 2022-02-16 op for (i = 0; ctl_commands[i].name != NULL; ++i) {
98 1d673950 2022-03-03 op if (strncmp(ctl_commands[i].name, argv0, strlen(argv0))
100 3baa2617 2022-02-16 op if (ctl != NULL) {
101 3baa2617 2022-02-16 op fprintf(stderr,
102 1d673950 2022-03-03 op "ambiguous argument: %s\n", argv0);
105 3baa2617 2022-02-16 op ctl = &ctl_commands[i];
109 3baa2617 2022-02-16 op if (ctl == NULL) {
110 3baa2617 2022-02-16 op fprintf(stderr, "unknown argument: %s\n", argv[0]);
114 3baa2617 2022-02-16 op res.action = ctl->action;
115 3baa2617 2022-02-16 op res.ctl = ctl;
117 3baa2617 2022-02-16 op if (!ctl->has_pledge) {
118 3baa2617 2022-02-16 op /* pledge(2) default if command doesn't have its own */
119 3baa2617 2022-02-16 op if (pledge("stdio", NULL) == -1)
120 3baa2617 2022-02-16 op fatal("pledge");
123 3baa2617 2022-02-16 op status = ctl->main(&res, argc, argv);
124 3baa2617 2022-02-16 op close(ibuf->fd);
126 3baa2617 2022-02-16 op return status;
130 3baa2617 2022-02-16 op enqueue_tracks(char **files)
132 3baa2617 2022-02-16 op char res[PATH_MAX];
135 3baa2617 2022-02-16 op for (; *files != NULL; ++files) {
136 3baa2617 2022-02-16 op memset(&res, 0, sizeof(res));
137 3baa2617 2022-02-16 op if (realpath(*files, res) == NULL) {
138 3baa2617 2022-02-16 op log_warn("realpath %s", *files);
142 3baa2617 2022-02-16 op imsg_compose(ibuf, IMSG_CTL_ADD, 0, 0, -1,
143 3baa2617 2022-02-16 op res, sizeof(res));
147 3baa2617 2022-02-16 op return enq == 0;
151 a913de21 2022-02-17 op jump_req(const char *arg)
153 a913de21 2022-02-17 op char path[PATH_MAX];
155 a913de21 2022-02-17 op memset(path, 0, sizeof(path));
156 a913de21 2022-02-17 op strlcpy(path, arg, sizeof(path));
157 a913de21 2022-02-17 op imsg_compose(ibuf, IMSG_CTL_JUMP, 0, 0, -1, path, sizeof(path));
162 8ff9231f 2022-02-16 op print_error_message(const char *prfx, struct imsg *imsg)
164 8ff9231f 2022-02-16 op size_t datalen;
167 8ff9231f 2022-02-16 op datalen = IMSG_DATA_SIZE(*imsg);
168 8ff9231f 2022-02-16 op if ((msg = calloc(1, datalen)) == NULL)
169 8ff9231f 2022-02-16 op fatal("calloc %zu", datalen);
170 8ff9231f 2022-02-16 op memcpy(msg, imsg->data, datalen);
171 8ff9231f 2022-02-16 op if (datalen == 0 || msg[datalen-1] != '\0')
172 8ff9231f 2022-02-16 op fatalx("malformed error message");
174 8ff9231f 2022-02-16 op log_warnx("%s: %s", prfx, msg);
179 8ff9231f 2022-02-16 op show_add(struct imsg *imsg, int *ret, char ***files)
181 8ff9231f 2022-02-16 op if (**files == NULL) {
182 8ff9231f 2022-02-16 op log_warnx("received more replies than file sent");
187 8ff9231f 2022-02-16 op if (imsg->hdr.type == IMSG_CTL_ERR)
188 8ff9231f 2022-02-16 op print_error_message(**files, imsg);
189 8ff9231f 2022-02-16 op else if (imsg->hdr.type == IMSG_CTL_ADD)
190 8ff9231f 2022-02-16 op log_debug("enqueued %s", **files);
192 8ff9231f 2022-02-16 op fatalx("got invalid message %d", imsg->hdr.type);
195 8ff9231f 2022-02-16 op return (**files) == NULL;
199 8e916714 2022-02-17 op show_complete(struct parse_result *res, struct imsg *imsg, int *ret)
201 63dd8e70 2022-02-17 op struct player_status s;
202 3baa2617 2022-02-16 op size_t datalen;
204 8ff9231f 2022-02-16 op if (imsg->hdr.type == IMSG_CTL_ERR) {
205 8ff9231f 2022-02-16 op print_error_message("show failed", imsg);
210 3baa2617 2022-02-16 op datalen = IMSG_DATA_SIZE(*imsg);
211 3baa2617 2022-02-16 op if (datalen == 0)
214 63dd8e70 2022-02-17 op if (datalen != sizeof(s))
215 3baa2617 2022-02-16 op fatalx("%s: data size mismatch", __func__);
216 63dd8e70 2022-02-17 op memcpy(&s, imsg->data, sizeof(s));
217 63dd8e70 2022-02-17 op if (s.path[sizeof(s.path)-1] != '\0')
218 3baa2617 2022-02-16 op fatalx("%s: data corrupted?", __func__);
220 8e916714 2022-02-17 op if (res->pretty)
221 8e916714 2022-02-17 op printf("%c ", s.status == STATE_PLAYING ? '>' : ' ');
222 8e916714 2022-02-17 op printf("%s\n", s.path);
227 bb3f279f 2022-02-16 op show_status(struct imsg *imsg, int *ret)
229 bb3f279f 2022-02-16 op struct player_status s;
230 bb3f279f 2022-02-16 op size_t datalen;
232 bb3f279f 2022-02-16 op if (imsg->hdr.type == IMSG_CTL_ERR) {
233 bb3f279f 2022-02-16 op print_error_message("show failed", imsg);
238 bb3f279f 2022-02-16 op if (imsg->hdr.type != IMSG_CTL_STATUS)
239 bb3f279f 2022-02-16 op fatalx("%s: got wrong reply", __func__);
241 bb3f279f 2022-02-16 op datalen = IMSG_DATA_SIZE(*imsg);
242 bb3f279f 2022-02-16 op if (datalen != sizeof(s))
243 bb3f279f 2022-02-16 op fatalx("%s: data size mismatch", __func__);
244 bb3f279f 2022-02-16 op memcpy(&s, imsg->data, sizeof(s));
245 bb3f279f 2022-02-16 op if (s.path[sizeof(s.path)-1] != '\0')
246 bb3f279f 2022-02-16 op fatalx("%s: data corrupted?", __func__);
248 bb3f279f 2022-02-16 op switch (s.status) {
249 bb3f279f 2022-02-16 op case STATE_STOPPED:
250 bb3f279f 2022-02-16 op printf("stopped ");
252 bb3f279f 2022-02-16 op case STATE_PLAYING:
253 bb3f279f 2022-02-16 op printf("playing ");
255 bb3f279f 2022-02-16 op case STATE_PAUSED:
256 bb3f279f 2022-02-16 op printf("paused ");
259 bb3f279f 2022-02-16 op printf("unknown ");
263 bb3f279f 2022-02-16 op printf("%s\n", s.path);
264 44398779 2022-02-19 op printf("repeat one %s -- repeat all %s\n",
265 44398779 2022-02-19 op s.rp.repeat_one ? "on" : "off",
266 44398779 2022-02-19 op s.rp.repeat_all ? "on" : "off");
271 7a427ecd 2022-02-17 op show_load(struct parse_result *res, struct imsg *imsg, int *ret)
274 7a427ecd 2022-02-17 op const char *file;
275 7a427ecd 2022-02-17 op char *line = NULL;
276 7a427ecd 2022-02-17 op char path[PATH_MAX];
277 3af93963 2022-03-02 op size_t linesize = 0, i = 0;
278 3af93963 2022-03-02 op ssize_t linelen, curr = -1;
280 7a427ecd 2022-02-17 op if (imsg->hdr.type == IMSG_CTL_ERR) {
281 7a427ecd 2022-02-17 op print_error_message("load failed", imsg);
286 7a427ecd 2022-02-17 op if (imsg->hdr.type == IMSG_CTL_ADD)
289 7a427ecd 2022-02-17 op if (imsg->hdr.type == IMSG_CTL_COMMIT)
292 7a427ecd 2022-02-17 op if (imsg->hdr.type != IMSG_CTL_BEGIN)
293 7a427ecd 2022-02-17 op fatalx("got unexpected message %d", imsg->hdr.type);
295 ec1fb0c7 2022-02-17 op if (res->file == NULL)
297 ec1fb0c7 2022-02-17 op else if ((f = fopen(res->file, "r")) == NULL) {
298 ec1fb0c7 2022-02-17 op log_warn("can't open %s", res->file);
303 ec1fb0c7 2022-02-17 op while ((linelen = getline(&line, &linesize, f)) != -1) {
304 7a427ecd 2022-02-17 op if (linelen == 0)
306 7a427ecd 2022-02-17 op line[linelen-1] = '\0';
308 3af93963 2022-03-02 op if (file[0] == '>' && file[1] == ' ') {
312 7a427ecd 2022-02-17 op if (file[0] == ' ' && file[1] == ' ')
315 7a427ecd 2022-02-17 op memset(&path, 0, sizeof(path));
316 7a427ecd 2022-02-17 op if (realpath(file, path) == NULL) {
317 7a427ecd 2022-02-17 op log_warn("realpath %s", file);
322 7a427ecd 2022-02-17 op imsg_compose(ibuf, IMSG_CTL_ADD, 0, 0, -1,
323 7a427ecd 2022-02-17 op path, sizeof(path));
327 ec1fb0c7 2022-02-17 op if (ferror(f))
328 7a427ecd 2022-02-17 op fatal("getline");
331 3af93963 2022-03-02 op if (i == 0) {
336 7a427ecd 2022-02-17 op imsg_compose(ibuf, IMSG_CTL_COMMIT, 0, 0, -1,
337 3af93963 2022-03-02 op &curr, sizeof(curr));
338 7a427ecd 2022-02-17 op imsg_flush(ibuf);
343 6b47a39f 2022-02-21 op show_monitor(struct imsg *imsg, int *ret)
347 6b47a39f 2022-02-21 op if (imsg->hdr.type != IMSG_CTL_MONITOR) {
348 6b47a39f 2022-02-21 op log_warnx("wrong message type received: %d",
349 6b47a39f 2022-02-21 op imsg->hdr.type);
354 6b47a39f 2022-02-21 op if (IMSG_DATA_SIZE(*imsg) != sizeof(type)) {
355 6b47a39f 2022-02-21 op log_warnx("size mismatch");
360 6b47a39f 2022-02-21 op memcpy(&type, imsg->data, sizeof(type));
361 6b47a39f 2022-02-21 op switch (type) {
362 6b47a39f 2022-02-21 op case IMSG_CTL_PLAY:
363 6b47a39f 2022-02-21 op puts("play");
365 6b47a39f 2022-02-21 op case IMSG_CTL_TOGGLE_PLAY:
366 6b47a39f 2022-02-21 op puts("toggle");
368 6b47a39f 2022-02-21 op case IMSG_CTL_PAUSE:
369 6b47a39f 2022-02-21 op puts("pause");
371 6b47a39f 2022-02-21 op case IMSG_CTL_STOP:
372 6b47a39f 2022-02-21 op puts("stop");
374 6b47a39f 2022-02-21 op case IMSG_CTL_RESTART:
375 6b47a39f 2022-02-21 op puts("restart");
377 6b47a39f 2022-02-21 op case IMSG_CTL_FLUSH:
378 6b47a39f 2022-02-21 op puts("flush");
380 6b47a39f 2022-02-21 op case IMSG_CTL_NEXT:
381 6b47a39f 2022-02-21 op puts("next");
383 6b47a39f 2022-02-21 op case IMSG_CTL_PREV:
384 6b47a39f 2022-02-21 op puts("prev");
386 6b47a39f 2022-02-21 op case IMSG_CTL_JUMP:
387 6b47a39f 2022-02-21 op puts("jump");
389 6b47a39f 2022-02-21 op case IMSG_CTL_REPEAT:
390 6b47a39f 2022-02-21 op puts("repeat");
392 6b47a39f 2022-02-21 op case IMSG_CTL_ADD:
395 6b47a39f 2022-02-21 op case IMSG_CTL_COMMIT:
396 6b47a39f 2022-02-21 op puts("load");
399 6b47a39f 2022-02-21 op puts("unknown");
403 8b51ccee 2022-02-22 op fflush(stdout);
408 3baa2617 2022-02-16 op ctlaction(struct parse_result *res)
410 3baa2617 2022-02-16 op struct imsg imsg;
412 3baa2617 2022-02-16 op int ret = 0, done = 1;
413 8ff9231f 2022-02-16 op char **files;
415 3baa2617 2022-02-16 op switch (res->action) {
417 3baa2617 2022-02-16 op imsg_compose(ibuf, IMSG_CTL_PLAY, 0, 0, -1, NULL, 0);
418 00f500ff 2022-02-19 op if (verbose) {
419 00f500ff 2022-02-19 op imsg_compose(ibuf, IMSG_CTL_STATUS, 0, 0, -1,
425 3baa2617 2022-02-16 op imsg_compose(ibuf, IMSG_CTL_PAUSE, 0, 0, -1, NULL, 0);
428 3baa2617 2022-02-16 op imsg_compose(ibuf, IMSG_CTL_TOGGLE_PLAY, 0, 0, -1, NULL, 0);
429 00f500ff 2022-02-19 op if (verbose) {
430 00f500ff 2022-02-19 op imsg_compose(ibuf, IMSG_CTL_STATUS, 0, 0, -1,
436 3baa2617 2022-02-16 op imsg_compose(ibuf, IMSG_CTL_STOP, 0, 0, -1, NULL, 0);
438 3baa2617 2022-02-16 op case RESTART:
439 3baa2617 2022-02-16 op imsg_compose(ibuf, IMSG_CTL_RESTART, 0, 0, -1, NULL, 0);
440 00f500ff 2022-02-19 op if (verbose) {
441 00f500ff 2022-02-19 op imsg_compose(ibuf, IMSG_CTL_STATUS, 0, 0, -1,
448 8ff9231f 2022-02-16 op files = res->files;
449 3baa2617 2022-02-16 op ret = enqueue_tracks(res->files);
452 3baa2617 2022-02-16 op imsg_compose(ibuf, IMSG_CTL_FLUSH, 0, 0, -1, NULL, 0);
456 3baa2617 2022-02-16 op imsg_compose(ibuf, IMSG_CTL_SHOW, 0, 0, -1, NULL, 0);
460 bb3f279f 2022-02-16 op imsg_compose(ibuf, IMSG_CTL_STATUS, 0, 0, -1, NULL, 0);
463 af27e631 2022-02-17 op imsg_compose(ibuf, IMSG_CTL_NEXT, 0, 0, -1, NULL, 0);
464 00f500ff 2022-02-19 op if (verbose) {
465 00f500ff 2022-02-19 op imsg_compose(ibuf, IMSG_CTL_STATUS, 0, 0, -1,
471 af27e631 2022-02-17 op imsg_compose(ibuf, IMSG_CTL_PREV, 0, 0, -1, NULL, 0);
472 00f500ff 2022-02-19 op if (verbose) {
473 00f500ff 2022-02-19 op imsg_compose(ibuf, IMSG_CTL_STATUS, 0, 0, -1,
480 7a427ecd 2022-02-17 op imsg_compose(ibuf, IMSG_CTL_BEGIN, 0, 0, -1, NULL, 0);
484 a913de21 2022-02-17 op ret = jump_req(res->file);
487 310ef57c 2022-02-19 op imsg_compose(ibuf, IMSG_CTL_REPEAT, 0, 0, -1,
488 310ef57c 2022-02-19 op &res->rep, sizeof(res->rep));
490 6b47a39f 2022-02-21 op case MONITOR:
492 6b47a39f 2022-02-21 op imsg_compose(ibuf, IMSG_CTL_MONITOR, 0, 0, -1,
496 3baa2617 2022-02-16 op /* action not expected */
497 3baa2617 2022-02-16 op fatalx("invalid action %u", res->action);
501 3baa2617 2022-02-16 op if (ret != 0)
504 3baa2617 2022-02-16 op imsg_flush(ibuf);
506 3baa2617 2022-02-16 op while (!done) {
507 3baa2617 2022-02-16 op if ((n = imsg_read(ibuf)) == -1 && errno != EAGAIN)
508 3baa2617 2022-02-16 op fatalx("imsg_read error");
510 3baa2617 2022-02-16 op fatalx("pipe closed");
512 3baa2617 2022-02-16 op while (!done) {
513 3baa2617 2022-02-16 op if ((n = imsg_get(ibuf, &imsg)) == -1)
514 3baa2617 2022-02-16 op fatalx("imsg_get error");
518 3baa2617 2022-02-16 op switch (res->action) {
520 8ff9231f 2022-02-16 op done = show_add(&imsg, &ret, &files);
523 8e916714 2022-02-17 op done = show_complete(res, &imsg, &ret);
527 146307bd 2022-02-17 op case RESTART:
532 bb3f279f 2022-02-16 op done = show_status(&imsg, &ret);
535 7a427ecd 2022-02-17 op done = show_load(res, &imsg, &ret);
537 6b47a39f 2022-02-21 op case MONITOR:
538 6b47a39f 2022-02-21 op done = show_monitor(&imsg, &ret);
545 3baa2617 2022-02-16 op imsg_free(&imsg);
554 3baa2617 2022-02-16 op ctl_noarg(struct parse_result *res, int argc, char **argv)
556 3baa2617 2022-02-16 op if (argc != 1)
557 3baa2617 2022-02-16 op ctl_usage(res->ctl);
558 3baa2617 2022-02-16 op return ctlaction(res);
562 3baa2617 2022-02-16 op ctl_add(struct parse_result *res, int argc, char **argv)
564 3baa2617 2022-02-16 op if (argc < 2)
565 3baa2617 2022-02-16 op ctl_usage(res->ctl);
566 3baa2617 2022-02-16 op res->files = argv+1;
568 14be015f 2022-02-17 op if (pledge("stdio rpath", NULL) == -1)
569 14be015f 2022-02-17 op fatal("pledge");
571 3baa2617 2022-02-16 op return ctlaction(res);
575 8e916714 2022-02-17 op ctl_show(struct parse_result *res, int argc, char **argv)
579 8e916714 2022-02-17 op while ((ch = getopt(argc, argv, "p")) != -1) {
580 8e916714 2022-02-17 op switch (ch) {
582 8e916714 2022-02-17 op res->pretty = 1;
585 8e916714 2022-02-17 op ctl_usage(res->ctl);
589 8e916714 2022-02-17 op return ctlaction(res);
593 14be015f 2022-02-17 op ctl_load(struct parse_result *res, int argc, char **argv)
595 14be015f 2022-02-17 op if (argc < 2)
596 ec1fb0c7 2022-02-17 op res->file = NULL;
597 ec1fb0c7 2022-02-17 op else if (argc == 2)
598 ec1fb0c7 2022-02-17 op res->file = argv[1];
600 14be015f 2022-02-17 op ctl_usage(res->ctl);
602 14be015f 2022-02-17 op if (pledge("stdio rpath", NULL) == -1)
603 14be015f 2022-02-17 op fatal("pledge");
605 7a427ecd 2022-02-17 op return ctlaction(res);
609 a913de21 2022-02-17 op ctl_jump(struct parse_result *res, int argc, char **argv)
613 a913de21 2022-02-17 op while ((ch = getopt(argc, argv, "")) != -1)
614 a913de21 2022-02-17 op ctl_usage(res->ctl);
615 a913de21 2022-02-17 op argc -= optind;
616 a913de21 2022-02-17 op argv += optind;
618 a913de21 2022-02-17 op if (argc != 1)
619 a913de21 2022-02-17 op ctl_usage(res->ctl);
621 a913de21 2022-02-17 op res->file = argv[0];
622 310ef57c 2022-02-19 op return ctlaction(res);
626 310ef57c 2022-02-19 op ctl_repeat(struct parse_result *res, int argc, char **argv)
630 310ef57c 2022-02-19 op while ((ch = getopt(argc, argv, "")) != -1)
631 310ef57c 2022-02-19 op ctl_usage(res->ctl);
632 310ef57c 2022-02-19 op argc -= optind;
633 310ef57c 2022-02-19 op argv += optind;
635 310ef57c 2022-02-19 op if (argc != 2)
636 310ef57c 2022-02-19 op ctl_usage(res->ctl);
638 310ef57c 2022-02-19 op if (!strcmp(argv[1], "on"))
640 310ef57c 2022-02-19 op else if (!strcmp(argv[1], "off"))
643 310ef57c 2022-02-19 op ctl_usage(res->ctl);
645 310ef57c 2022-02-19 op res->rep.repeat_one = -1;
646 310ef57c 2022-02-19 op res->rep.repeat_all = -1;
647 310ef57c 2022-02-19 op if (!strcmp(argv[0], "one"))
648 310ef57c 2022-02-19 op res->rep.repeat_one = b;
649 310ef57c 2022-02-19 op else if (!strcmp(argv[0], "all"))
650 310ef57c 2022-02-19 op res->rep.repeat_all = b;
652 310ef57c 2022-02-19 op ctl_usage(res->ctl);
654 a913de21 2022-02-17 op return ctlaction(res);
658 1d673950 2022-03-03 op ctl_get_lock(const char *lockfile)
662 1d673950 2022-03-03 op if ((lockfd = open(lockfile, O_WRONLY|O_CREAT, 0600)) == -1) {
663 1d673950 2022-03-03 op log_debug("open failed: %s", strerror(errno));
667 1d673950 2022-03-03 op if (flock(lockfd, LOCK_EX|LOCK_NB) == -1) {
668 1d673950 2022-03-03 op log_debug("flock failed: %s", strerror(errno));
669 1d673950 2022-03-03 op if (errno != EAGAIN)
671 1d673950 2022-03-03 op while (flock(lockfd, LOCK_EX) == -1 && errno == EINTR)
673 1d673950 2022-03-03 op close(lockfd);
676 1d673950 2022-03-03 op log_debug("flock succeeded");
678 1d673950 2022-03-03 op return lockfd;
682 1d673950 2022-03-03 op ctl_connect(void)
684 1d673950 2022-03-03 op struct timespec ts = { 0, 50000000 }; /* 0.05 seconds */
685 1d673950 2022-03-03 op struct sockaddr_un sa;
687 1d673950 2022-03-03 op int fd, lockfd = -1, locked = 0, spawned = 0;
688 1d673950 2022-03-03 op char *lockfile = NULL;
690 1d673950 2022-03-03 op memset(&sa, 0, sizeof(sa));
691 1d673950 2022-03-03 op sa.sun_family = AF_UNIX;
692 1d673950 2022-03-03 op size = strlcpy(sa.sun_path, csock, sizeof(sa.sun_path));
693 1d673950 2022-03-03 op if (size >= sizeof(sa.sun_path)) {
694 1d673950 2022-03-03 op errno = ENAMETOOLONG;
699 1d673950 2022-03-03 op if ((fd = socket(AF_UNIX, SOCK_STREAM, 0)) == -1)
702 1d673950 2022-03-03 op if (connect(fd, (struct sockaddr *)&sa, sizeof(sa)) == -1) {
703 1d673950 2022-03-03 op log_debug("connection failed: %s", strerror(errno));
704 1d673950 2022-03-03 op if (errno != ECONNREFUSED && errno != ENOENT)
708 1d673950 2022-03-03 op if (!locked) {
709 1d673950 2022-03-03 op xasprintf(&lockfile, "%s.lock", csock);
710 1d673950 2022-03-03 op if ((lockfd = ctl_get_lock(lockfile)) < 0) {
711 1d673950 2022-03-03 op log_debug("didn't get the lock (%d)", lockfd);
713 1d673950 2022-03-03 op free(lockfile);
714 1d673950 2022-03-03 op lockfile = NULL;
716 1d673950 2022-03-03 op if (lockfd == -1)
721 1d673950 2022-03-03 op * Always retry at least once, even if we got
722 1d673950 2022-03-03 op * the lock, because another client could have
723 1d673950 2022-03-03 op * taken the lock, started the server and released
724 1d673950 2022-03-03 op * the lock between our connect() and flock()
730 1d673950 2022-03-03 op if (!spawned) {
731 1d673950 2022-03-03 op log_debug("spawning the daemon");
732 1d673950 2022-03-03 op spawn_daemon();
736 1d673950 2022-03-03 op nanosleep(&ts, NULL);
740 1d673950 2022-03-03 op if (locked && lockfd >= 0) {
741 1d673950 2022-03-03 op unlink(lockfile);
742 1d673950 2022-03-03 op free(lockfile);
743 1d673950 2022-03-03 op close(lockfd);
748 1d673950 2022-03-03 op if (locked) {
749 1d673950 2022-03-03 op free(lockfile);
750 1d673950 2022-03-03 op close(lockfd);
757 fea541a8 2022-02-16 op ctl(int argc, char **argv)
759 1d673950 2022-03-03 op int ctl_sock;
761 fea541a8 2022-02-16 op log_init(1, LOG_DAEMON);
762 fea541a8 2022-02-16 op log_setverbose(verbose);
764 1d673950 2022-03-03 op if ((ctl_sock = ctl_connect()) == -1)
765 1d673950 2022-03-03 op fatal("can't connect");
767 fea541a8 2022-02-16 op if (ctl_sock == -1)
768 fea541a8 2022-02-16 op fatalx("failed to connect to the daemon");
770 3baa2617 2022-02-16 op ibuf = xmalloc(sizeof(*ibuf));
771 3baa2617 2022-02-16 op imsg_init(ibuf, ctl_sock);
773 3baa2617 2022-02-16 op optreset = 1;
776 3baa2617 2022-02-16 op exit(parse(argc, argv));