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60f067b4 JS |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2013 Lennart Poettering | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
9 | under the terms of the GNU Lesser General Public License as published by | |
10 | the Free Software Foundation; either version 2.1 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | Lesser General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU Lesser General Public License | |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
20 | ***/ | |
21 | ||
22 | #include <getopt.h> | |
23 | ||
24 | #include "strv.h" | |
25 | #include "util.h" | |
26 | #include "log.h" | |
27 | #include "build.h" | |
28 | #include "pager.h" | |
f47781d8 MP |
29 | #include "xml.h" |
30 | #include "path-util.h" | |
e735f4d4 | 31 | #include "set.h" |
60f067b4 JS |
32 | |
33 | #include "sd-bus.h" | |
34 | #include "bus-message.h" | |
35 | #include "bus-internal.h" | |
36 | #include "bus-util.h" | |
37 | #include "bus-dump.h" | |
f47781d8 MP |
38 | #include "bus-signature.h" |
39 | #include "bus-type.h" | |
40 | #include "busctl-introspect.h" | |
60f067b4 JS |
41 | |
42 | static bool arg_no_pager = false; | |
43 | static bool arg_legend = true; | |
44 | static char *arg_address = NULL; | |
45 | static bool arg_unique = false; | |
46 | static bool arg_acquired = false; | |
47 | static bool arg_activatable = false; | |
48 | static bool arg_show_machine = false; | |
49 | static char **arg_matches = NULL; | |
50 | static BusTransport arg_transport = BUS_TRANSPORT_LOCAL; | |
51 | static char *arg_host = NULL; | |
52 | static bool arg_user = false; | |
f47781d8 MP |
53 | static size_t arg_snaplen = 4096; |
54 | static bool arg_list = false; | |
55 | static bool arg_quiet = false; | |
56 | static bool arg_verbose = false; | |
57 | static bool arg_expect_reply = true; | |
58 | static bool arg_auto_start = true; | |
59 | static bool arg_allow_interactive_authorization = true; | |
60 | static bool arg_augment_creds = true; | |
61 | static usec_t arg_timeout = 0; | |
60f067b4 JS |
62 | |
63 | static void pager_open_if_enabled(void) { | |
64 | ||
65 | /* Cache result before we open the pager */ | |
66 | if (arg_no_pager) | |
67 | return; | |
68 | ||
69 | pager_open(false); | |
70 | } | |
71 | ||
f47781d8 MP |
72 | #define NAME_IS_ACQUIRED INT_TO_PTR(1) |
73 | #define NAME_IS_ACTIVATABLE INT_TO_PTR(2) | |
74 | ||
60f067b4 JS |
75 | static int list_bus_names(sd_bus *bus, char **argv) { |
76 | _cleanup_strv_free_ char **acquired = NULL, **activatable = NULL; | |
77 | _cleanup_free_ char **merged = NULL; | |
78 | _cleanup_hashmap_free_ Hashmap *names = NULL; | |
79 | char **i; | |
80 | int r; | |
81 | size_t max_i = 0; | |
82 | unsigned n = 0; | |
83 | void *v; | |
84 | char *k; | |
85 | Iterator iterator; | |
86 | ||
87 | assert(bus); | |
88 | ||
f47781d8 MP |
89 | if (!arg_unique && !arg_acquired && !arg_activatable) |
90 | arg_unique = arg_acquired = arg_activatable = true; | |
91 | ||
60f067b4 | 92 | r = sd_bus_list_names(bus, (arg_acquired || arg_unique) ? &acquired : NULL, arg_activatable ? &activatable : NULL); |
f47781d8 MP |
93 | if (r < 0) |
94 | return log_error_errno(r, "Failed to list names: %m"); | |
95 | ||
96 | pager_open_if_enabled(); | |
97 | ||
98 | names = hashmap_new(&string_hash_ops); | |
99 | if (!names) | |
100 | return log_oom(); | |
101 | ||
102 | STRV_FOREACH(i, acquired) { | |
103 | max_i = MAX(max_i, strlen(*i)); | |
104 | ||
105 | r = hashmap_put(names, *i, NAME_IS_ACQUIRED); | |
106 | if (r < 0) | |
107 | return log_error_errno(r, "Failed to add to hashmap: %m"); | |
108 | } | |
109 | ||
110 | STRV_FOREACH(i, activatable) { | |
111 | max_i = MAX(max_i, strlen(*i)); | |
112 | ||
113 | r = hashmap_put(names, *i, NAME_IS_ACTIVATABLE); | |
114 | if (r < 0 && r != -EEXIST) | |
115 | return log_error_errno(r, "Failed to add to hashmap: %m"); | |
116 | } | |
117 | ||
118 | merged = new(char*, hashmap_size(names) + 1); | |
119 | HASHMAP_FOREACH_KEY(v, k, names, iterator) | |
120 | merged[n++] = k; | |
121 | ||
122 | merged[n] = NULL; | |
123 | strv_sort(merged); | |
124 | ||
125 | if (arg_legend) { | |
126 | printf("%-*s %*s %-*s %-*s %-*s %-*s %-*s %-*s", | |
127 | (int) max_i, "NAME", 10, "PID", 15, "PROCESS", 16, "USER", 13, "CONNECTION", 25, "UNIT", 10, "SESSION", 19, "DESCRIPTION"); | |
128 | ||
129 | if (arg_show_machine) | |
130 | puts(" MACHINE"); | |
131 | else | |
132 | putchar('\n'); | |
133 | } | |
134 | ||
135 | STRV_FOREACH(i, merged) { | |
136 | _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL; | |
137 | sd_id128_t mid; | |
138 | ||
139 | if (hashmap_get(names, *i) == NAME_IS_ACTIVATABLE) { | |
140 | /* Activatable */ | |
141 | ||
142 | printf("%-*s", (int) max_i, *i); | |
143 | printf(" - - - (activatable) - - "); | |
144 | if (arg_show_machine) | |
145 | puts(" -"); | |
146 | else | |
147 | putchar('\n'); | |
148 | continue; | |
149 | ||
150 | } | |
151 | ||
152 | if (!arg_unique && (*i)[0] == ':') | |
153 | continue; | |
154 | ||
155 | if (!arg_acquired && (*i)[0] != ':') | |
156 | continue; | |
157 | ||
158 | printf("%-*s", (int) max_i, *i); | |
159 | ||
160 | r = sd_bus_get_name_creds( | |
161 | bus, *i, | |
162 | (arg_augment_creds ? SD_BUS_CREDS_AUGMENT : 0) | | |
e735f4d4 | 163 | SD_BUS_CREDS_EUID|SD_BUS_CREDS_PID|SD_BUS_CREDS_COMM| |
f47781d8 MP |
164 | SD_BUS_CREDS_UNIQUE_NAME|SD_BUS_CREDS_UNIT|SD_BUS_CREDS_SESSION| |
165 | SD_BUS_CREDS_DESCRIPTION, &creds); | |
166 | if (r >= 0) { | |
167 | const char *unique, *session, *unit, *cn; | |
168 | pid_t pid; | |
169 | uid_t uid; | |
170 | ||
171 | r = sd_bus_creds_get_pid(creds, &pid); | |
172 | if (r >= 0) { | |
173 | const char *comm = NULL; | |
174 | ||
175 | sd_bus_creds_get_comm(creds, &comm); | |
176 | ||
177 | printf(" %10lu %-15s", (unsigned long) pid, strna(comm)); | |
178 | } else | |
179 | fputs(" - - ", stdout); | |
180 | ||
e735f4d4 | 181 | r = sd_bus_creds_get_euid(creds, &uid); |
f47781d8 MP |
182 | if (r >= 0) { |
183 | _cleanup_free_ char *u = NULL; | |
184 | ||
185 | u = uid_to_name(uid); | |
186 | if (!u) | |
187 | return log_oom(); | |
188 | ||
189 | if (strlen(u) > 16) | |
190 | u[16] = 0; | |
191 | ||
192 | printf(" %-16s", u); | |
193 | } else | |
194 | fputs(" - ", stdout); | |
195 | ||
196 | r = sd_bus_creds_get_unique_name(creds, &unique); | |
197 | if (r >= 0) | |
198 | printf(" %-13s", unique); | |
199 | else | |
200 | fputs(" - ", stdout); | |
201 | ||
202 | r = sd_bus_creds_get_unit(creds, &unit); | |
203 | if (r >= 0) { | |
204 | _cleanup_free_ char *e; | |
205 | ||
206 | e = ellipsize(unit, 25, 100); | |
207 | if (!e) | |
208 | return log_oom(); | |
209 | ||
210 | printf(" %-25s", e); | |
211 | } else | |
212 | fputs(" - ", stdout); | |
213 | ||
214 | r = sd_bus_creds_get_session(creds, &session); | |
215 | if (r >= 0) | |
216 | printf(" %-10s", session); | |
217 | else | |
218 | fputs(" - ", stdout); | |
219 | ||
220 | r = sd_bus_creds_get_description(creds, &cn); | |
221 | if (r >= 0) | |
222 | printf(" %-19s", cn); | |
223 | else | |
224 | fputs(" - ", stdout); | |
225 | ||
226 | } else | |
227 | printf(" - - - - - - - "); | |
228 | ||
229 | if (arg_show_machine) { | |
230 | r = sd_bus_get_name_machine_id(bus, *i, &mid); | |
231 | if (r >= 0) { | |
232 | char m[SD_ID128_STRING_MAX]; | |
233 | printf(" %s\n", sd_id128_to_string(mid, m)); | |
234 | } else | |
235 | puts(" -"); | |
236 | } else | |
237 | putchar('\n'); | |
238 | } | |
239 | ||
240 | return 0; | |
241 | } | |
242 | ||
243 | static void print_subtree(const char *prefix, const char *path, char **l) { | |
244 | const char *vertical, *space; | |
245 | char **n; | |
246 | ||
247 | /* We assume the list is sorted. Let's first skip over the | |
248 | * entry we are looking at. */ | |
249 | for (;;) { | |
250 | if (!*l) | |
251 | return; | |
252 | ||
253 | if (!streq(*l, path)) | |
254 | break; | |
255 | ||
256 | l++; | |
257 | } | |
258 | ||
e735f4d4 MP |
259 | vertical = strjoina(prefix, draw_special_char(DRAW_TREE_VERTICAL)); |
260 | space = strjoina(prefix, draw_special_char(DRAW_TREE_SPACE)); | |
f47781d8 MP |
261 | |
262 | for (;;) { | |
263 | bool has_more = false; | |
264 | ||
265 | if (!*l || !path_startswith(*l, path)) | |
266 | break; | |
267 | ||
268 | n = l + 1; | |
269 | for (;;) { | |
270 | if (!*n || !path_startswith(*n, path)) | |
271 | break; | |
272 | ||
273 | if (!path_startswith(*n, *l)) { | |
274 | has_more = true; | |
275 | break; | |
276 | } | |
277 | ||
278 | n++; | |
279 | } | |
280 | ||
281 | printf("%s%s%s\n", prefix, draw_special_char(has_more ? DRAW_TREE_BRANCH : DRAW_TREE_RIGHT), *l); | |
282 | ||
283 | print_subtree(has_more ? vertical : space, *l, l); | |
284 | l = n; | |
285 | } | |
286 | } | |
287 | ||
288 | static void print_tree(const char *prefix, char **l) { | |
289 | ||
290 | pager_open_if_enabled(); | |
291 | ||
292 | prefix = strempty(prefix); | |
293 | ||
294 | if (arg_list) { | |
295 | char **i; | |
296 | ||
297 | STRV_FOREACH(i, l) | |
298 | printf("%s%s\n", prefix, *i); | |
299 | return; | |
300 | } | |
301 | ||
302 | if (strv_isempty(l)) { | |
303 | printf("No objects discovered.\n"); | |
304 | return; | |
305 | } | |
306 | ||
307 | if (streq(l[0], "/") && !l[1]) { | |
308 | printf("Only root object discovered.\n"); | |
309 | return; | |
310 | } | |
311 | ||
312 | print_subtree(prefix, "/", l); | |
313 | } | |
314 | ||
315 | static int on_path(const char *path, void *userdata) { | |
316 | Set *paths = userdata; | |
317 | int r; | |
318 | ||
319 | assert(paths); | |
320 | ||
321 | r = set_put_strdup(paths, path); | |
322 | if (r < 0) | |
323 | return log_oom(); | |
324 | ||
325 | return 0; | |
326 | } | |
327 | ||
328 | static int find_nodes(sd_bus *bus, const char *service, const char *path, Set *paths, bool many) { | |
329 | static const XMLIntrospectOps ops = { | |
330 | .on_path = on_path, | |
331 | }; | |
332 | ||
333 | _cleanup_bus_message_unref_ sd_bus_message *reply = NULL; | |
334 | _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL; | |
335 | const char *xml; | |
336 | int r; | |
337 | ||
338 | r = sd_bus_call_method(bus, service, path, "org.freedesktop.DBus.Introspectable", "Introspect", &error, &reply, ""); | |
60f067b4 | 339 | if (r < 0) { |
f47781d8 MP |
340 | if (many) |
341 | printf("Failed to introspect object %s of service %s: %s\n", path, service, bus_error_message(&error, r)); | |
342 | else | |
343 | log_error("Failed to introspect object %s of service %s: %s", path, service, bus_error_message(&error, r)); | |
60f067b4 JS |
344 | return r; |
345 | } | |
346 | ||
f47781d8 MP |
347 | r = sd_bus_message_read(reply, "s", &xml); |
348 | if (r < 0) | |
349 | return bus_log_parse_error(r); | |
350 | ||
351 | return parse_xml_introspect(path, xml, &ops, paths); | |
352 | } | |
353 | ||
354 | static int tree_one(sd_bus *bus, const char *service, const char *prefix, bool many) { | |
355 | _cleanup_set_free_free_ Set *paths = NULL, *done = NULL, *failed = NULL; | |
356 | _cleanup_free_ char **l = NULL; | |
357 | char *m; | |
358 | int r; | |
359 | ||
360 | paths = set_new(&string_hash_ops); | |
361 | if (!paths) | |
362 | return log_oom(); | |
363 | ||
364 | done = set_new(&string_hash_ops); | |
365 | if (!done) | |
366 | return log_oom(); | |
367 | ||
368 | failed = set_new(&string_hash_ops); | |
369 | if (!failed) | |
370 | return log_oom(); | |
371 | ||
372 | m = strdup("/"); | |
373 | if (!m) | |
374 | return log_oom(); | |
375 | ||
376 | r = set_put(paths, m); | |
377 | if (r < 0) { | |
378 | free(m); | |
379 | return log_oom(); | |
380 | } | |
381 | ||
382 | for (;;) { | |
383 | _cleanup_free_ char *p = NULL; | |
384 | int q; | |
385 | ||
386 | p = set_steal_first(paths); | |
387 | if (!p) | |
388 | break; | |
389 | ||
390 | if (set_contains(done, p) || | |
391 | set_contains(failed, p)) | |
392 | continue; | |
393 | ||
394 | q = find_nodes(bus, service, p, paths, many); | |
395 | if (q < 0) { | |
396 | if (r >= 0) | |
397 | r = q; | |
398 | ||
399 | q = set_put(failed, p); | |
400 | } else | |
401 | q = set_put(done, p); | |
402 | ||
403 | if (q < 0) | |
404 | return log_oom(); | |
405 | ||
406 | assert(q != 0); | |
407 | p = NULL; | |
408 | } | |
409 | ||
60f067b4 JS |
410 | pager_open_if_enabled(); |
411 | ||
f47781d8 MP |
412 | l = set_get_strv(done); |
413 | if (!l) | |
414 | return log_oom(); | |
415 | ||
416 | strv_sort(l); | |
417 | print_tree(prefix, l); | |
418 | ||
419 | fflush(stdout); | |
420 | ||
421 | return r; | |
422 | } | |
423 | ||
424 | static int tree(sd_bus *bus, char **argv) { | |
425 | char **i; | |
426 | int r = 0; | |
427 | ||
428 | if (!arg_unique && !arg_acquired) | |
429 | arg_acquired = true; | |
430 | ||
431 | if (strv_length(argv) <= 1) { | |
432 | _cleanup_strv_free_ char **names = NULL; | |
433 | bool not_first = false; | |
434 | ||
435 | r = sd_bus_list_names(bus, &names, NULL); | |
436 | if (r < 0) | |
437 | return log_error_errno(r, "Failed to get name list: %m"); | |
438 | ||
439 | pager_open_if_enabled(); | |
440 | ||
441 | STRV_FOREACH(i, names) { | |
442 | int q; | |
443 | ||
444 | if (!arg_unique && (*i)[0] == ':') | |
445 | continue; | |
446 | ||
447 | if (!arg_acquired && (*i)[0] == ':') | |
448 | continue; | |
449 | ||
450 | if (not_first) | |
451 | printf("\n"); | |
452 | ||
453 | printf("Service %s%s%s:\n", ansi_highlight(), *i, ansi_highlight_off()); | |
454 | ||
455 | q = tree_one(bus, *i, NULL, true); | |
456 | if (q < 0 && r >= 0) | |
457 | r = q; | |
458 | ||
459 | not_first = true; | |
460 | } | |
461 | } else { | |
462 | STRV_FOREACH(i, argv+1) { | |
463 | int q; | |
464 | ||
465 | if (i > argv+1) | |
466 | printf("\n"); | |
467 | ||
468 | if (argv[2]) { | |
469 | pager_open_if_enabled(); | |
470 | printf("Service %s%s%s:\n", ansi_highlight(), *i, ansi_highlight_off()); | |
471 | } | |
472 | ||
473 | q = tree_one(bus, *i, NULL, !!argv[2]); | |
474 | if (q < 0 && r >= 0) | |
475 | r = q; | |
476 | } | |
477 | } | |
478 | ||
479 | return r; | |
480 | } | |
481 | ||
482 | static int format_cmdline(sd_bus_message *m, FILE *f, bool needs_space) { | |
483 | int r; | |
484 | ||
485 | for (;;) { | |
486 | const char *contents = NULL; | |
487 | char type; | |
488 | union { | |
489 | uint8_t u8; | |
490 | uint16_t u16; | |
491 | int16_t s16; | |
492 | uint32_t u32; | |
493 | int32_t s32; | |
494 | uint64_t u64; | |
495 | int64_t s64; | |
496 | double d64; | |
497 | const char *string; | |
498 | int i; | |
499 | } basic; | |
500 | ||
501 | r = sd_bus_message_peek_type(m, &type, &contents); | |
502 | if (r <= 0) | |
503 | return r; | |
504 | ||
505 | if (bus_type_is_container(type) > 0) { | |
506 | ||
507 | r = sd_bus_message_enter_container(m, type, contents); | |
508 | if (r < 0) | |
509 | return r; | |
510 | ||
511 | if (type == SD_BUS_TYPE_ARRAY) { | |
512 | unsigned n = 0; | |
513 | ||
514 | /* count array entries */ | |
515 | for (;;) { | |
516 | ||
517 | r = sd_bus_message_skip(m, contents); | |
518 | if (r < 0) | |
519 | return r; | |
520 | if (r == 0) | |
521 | break; | |
522 | ||
523 | n++; | |
524 | } | |
525 | ||
526 | r = sd_bus_message_rewind(m, false); | |
527 | if (r < 0) | |
528 | return r; | |
529 | ||
530 | if (needs_space) | |
531 | fputc(' ', f); | |
532 | ||
533 | fprintf(f, "%u", n); | |
534 | } else if (type == SD_BUS_TYPE_VARIANT) { | |
535 | ||
536 | if (needs_space) | |
537 | fputc(' ', f); | |
538 | ||
539 | fprintf(f, "%s", contents); | |
540 | } | |
541 | ||
542 | r = format_cmdline(m, f, needs_space || IN_SET(type, SD_BUS_TYPE_ARRAY, SD_BUS_TYPE_VARIANT)); | |
543 | if (r < 0) | |
544 | return r; | |
545 | ||
546 | r = sd_bus_message_exit_container(m); | |
547 | if (r < 0) | |
548 | return r; | |
549 | ||
550 | continue; | |
551 | } | |
552 | ||
553 | r = sd_bus_message_read_basic(m, type, &basic); | |
554 | if (r < 0) | |
555 | return r; | |
556 | ||
557 | if (needs_space) | |
558 | fputc(' ', f); | |
559 | ||
560 | switch (type) { | |
561 | case SD_BUS_TYPE_BYTE: | |
562 | fprintf(f, "%u", basic.u8); | |
563 | break; | |
564 | ||
565 | case SD_BUS_TYPE_BOOLEAN: | |
566 | fputs(true_false(basic.i), f); | |
567 | break; | |
568 | ||
569 | case SD_BUS_TYPE_INT16: | |
570 | fprintf(f, "%i", basic.s16); | |
571 | break; | |
572 | ||
573 | case SD_BUS_TYPE_UINT16: | |
574 | fprintf(f, "%u", basic.u16); | |
575 | break; | |
576 | ||
577 | case SD_BUS_TYPE_INT32: | |
578 | fprintf(f, "%i", basic.s32); | |
579 | break; | |
580 | ||
581 | case SD_BUS_TYPE_UINT32: | |
582 | fprintf(f, "%u", basic.u32); | |
583 | break; | |
584 | ||
585 | case SD_BUS_TYPE_INT64: | |
586 | fprintf(f, "%" PRIi64, basic.s64); | |
587 | break; | |
588 | ||
589 | case SD_BUS_TYPE_UINT64: | |
590 | fprintf(f, "%" PRIu64, basic.u64); | |
591 | break; | |
592 | ||
593 | case SD_BUS_TYPE_DOUBLE: | |
594 | fprintf(f, "%g", basic.d64); | |
595 | break; | |
596 | ||
597 | case SD_BUS_TYPE_STRING: | |
598 | case SD_BUS_TYPE_OBJECT_PATH: | |
599 | case SD_BUS_TYPE_SIGNATURE: { | |
600 | _cleanup_free_ char *b = NULL; | |
601 | ||
602 | b = cescape(basic.string); | |
603 | if (!b) | |
604 | return -ENOMEM; | |
605 | ||
606 | fprintf(f, "\"%s\"", b); | |
607 | break; | |
608 | } | |
609 | ||
610 | case SD_BUS_TYPE_UNIX_FD: | |
611 | fprintf(f, "%i", basic.i); | |
612 | break; | |
613 | ||
614 | default: | |
615 | assert_not_reached("Unknown basic type."); | |
616 | } | |
617 | ||
618 | needs_space = true; | |
619 | } | |
620 | } | |
621 | ||
622 | typedef struct Member { | |
623 | const char *type; | |
624 | char *interface; | |
625 | char *name; | |
626 | char *signature; | |
627 | char *result; | |
628 | char *value; | |
629 | bool writable; | |
630 | uint64_t flags; | |
631 | } Member; | |
632 | ||
633 | static unsigned long member_hash_func(const void *p, const uint8_t hash_key[]) { | |
634 | const Member *m = p; | |
635 | unsigned long ul; | |
636 | ||
637 | assert(m); | |
638 | assert(m->type); | |
639 | ||
640 | ul = string_hash_func(m->type, hash_key); | |
641 | ||
642 | if (m->name) | |
643 | ul ^= string_hash_func(m->name, hash_key); | |
644 | ||
645 | if (m->interface) | |
646 | ul ^= string_hash_func(m->interface, hash_key); | |
647 | ||
648 | return ul; | |
649 | } | |
650 | ||
651 | static int member_compare_func(const void *a, const void *b) { | |
652 | const Member *x = a, *y = b; | |
653 | int d; | |
654 | ||
655 | assert(x); | |
656 | assert(y); | |
657 | assert(x->type); | |
658 | assert(y->type); | |
659 | ||
660 | if (!x->interface && y->interface) | |
661 | return -1; | |
662 | if (x->interface && !y->interface) | |
663 | return 1; | |
664 | if (x->interface && y->interface) { | |
665 | d = strcmp(x->interface, y->interface); | |
666 | if (d != 0) | |
667 | return d; | |
668 | } | |
669 | ||
670 | d = strcmp(x->type, y->type); | |
671 | if (d != 0) | |
672 | return d; | |
673 | ||
674 | if (!x->name && y->name) | |
675 | return -1; | |
676 | if (x->name && !y->name) | |
677 | return 1; | |
678 | if (x->name && y->name) | |
679 | return strcmp(x->name, y->name); | |
680 | ||
681 | return 0; | |
682 | } | |
683 | ||
684 | static int member_compare_funcp(const void *a, const void *b) { | |
685 | const Member *const * x = (const Member *const *) a, * const *y = (const Member *const *) b; | |
686 | ||
687 | return member_compare_func(*x, *y); | |
688 | } | |
689 | ||
690 | static void member_free(Member *m) { | |
691 | if (!m) | |
692 | return; | |
693 | ||
694 | free(m->interface); | |
695 | free(m->name); | |
696 | free(m->signature); | |
697 | free(m->result); | |
698 | free(m->value); | |
699 | free(m); | |
700 | } | |
701 | ||
702 | DEFINE_TRIVIAL_CLEANUP_FUNC(Member*, member_free); | |
703 | ||
704 | static void member_set_free(Set *s) { | |
705 | Member *m; | |
706 | ||
707 | while ((m = set_steal_first(s))) | |
708 | member_free(m); | |
709 | ||
710 | set_free(s); | |
711 | } | |
712 | ||
713 | DEFINE_TRIVIAL_CLEANUP_FUNC(Set*, member_set_free); | |
714 | ||
715 | static int on_interface(const char *interface, uint64_t flags, void *userdata) { | |
716 | _cleanup_(member_freep) Member *m; | |
717 | Set *members = userdata; | |
718 | int r; | |
719 | ||
720 | assert(interface); | |
721 | assert(members); | |
722 | ||
723 | m = new0(Member, 1); | |
724 | if (!m) | |
725 | return log_oom(); | |
726 | ||
727 | m->type = "interface"; | |
728 | m->flags = flags; | |
729 | ||
730 | r = free_and_strdup(&m->interface, interface); | |
731 | if (r < 0) | |
732 | return log_oom(); | |
733 | ||
734 | r = set_put(members, m); | |
735 | if (r <= 0) { | |
736 | log_error("Duplicate interface"); | |
737 | return -EINVAL; | |
738 | } | |
739 | ||
740 | m = NULL; | |
741 | return 0; | |
742 | } | |
743 | ||
744 | static int on_method(const char *interface, const char *name, const char *signature, const char *result, uint64_t flags, void *userdata) { | |
745 | _cleanup_(member_freep) Member *m; | |
746 | Set *members = userdata; | |
747 | int r; | |
748 | ||
749 | assert(interface); | |
750 | assert(name); | |
751 | ||
752 | m = new0(Member, 1); | |
753 | if (!m) | |
754 | return log_oom(); | |
755 | ||
756 | m->type = "method"; | |
757 | m->flags = flags; | |
758 | ||
759 | r = free_and_strdup(&m->interface, interface); | |
760 | if (r < 0) | |
761 | return log_oom(); | |
762 | ||
763 | r = free_and_strdup(&m->name, name); | |
764 | if (r < 0) | |
765 | return log_oom(); | |
766 | ||
767 | r = free_and_strdup(&m->signature, signature); | |
768 | if (r < 0) | |
769 | return log_oom(); | |
770 | ||
771 | r = free_and_strdup(&m->result, result); | |
772 | if (r < 0) | |
773 | return log_oom(); | |
774 | ||
775 | r = set_put(members, m); | |
776 | if (r <= 0) { | |
777 | log_error("Duplicate method"); | |
778 | return -EINVAL; | |
779 | } | |
780 | ||
781 | m = NULL; | |
782 | return 0; | |
783 | } | |
784 | ||
785 | static int on_signal(const char *interface, const char *name, const char *signature, uint64_t flags, void *userdata) { | |
786 | _cleanup_(member_freep) Member *m; | |
787 | Set *members = userdata; | |
788 | int r; | |
789 | ||
790 | assert(interface); | |
791 | assert(name); | |
792 | ||
793 | m = new0(Member, 1); | |
794 | if (!m) | |
795 | return log_oom(); | |
796 | ||
797 | m->type = "signal"; | |
798 | m->flags = flags; | |
799 | ||
800 | r = free_and_strdup(&m->interface, interface); | |
801 | if (r < 0) | |
802 | return log_oom(); | |
803 | ||
804 | r = free_and_strdup(&m->name, name); | |
805 | if (r < 0) | |
806 | return log_oom(); | |
807 | ||
808 | r = free_and_strdup(&m->signature, signature); | |
809 | if (r < 0) | |
810 | return log_oom(); | |
811 | ||
812 | r = set_put(members, m); | |
813 | if (r <= 0) { | |
814 | log_error("Duplicate signal"); | |
815 | return -EINVAL; | |
816 | } | |
817 | ||
818 | m = NULL; | |
819 | return 0; | |
820 | } | |
821 | ||
822 | static int on_property(const char *interface, const char *name, const char *signature, bool writable, uint64_t flags, void *userdata) { | |
823 | _cleanup_(member_freep) Member *m; | |
824 | Set *members = userdata; | |
825 | int r; | |
826 | ||
827 | assert(interface); | |
828 | assert(name); | |
829 | ||
830 | m = new0(Member, 1); | |
831 | if (!m) | |
832 | return log_oom(); | |
833 | ||
834 | m->type = "property"; | |
835 | m->flags = flags; | |
836 | m->writable = writable; | |
837 | ||
838 | r = free_and_strdup(&m->interface, interface); | |
839 | if (r < 0) | |
840 | return log_oom(); | |
841 | ||
842 | r = free_and_strdup(&m->name, name); | |
843 | if (r < 0) | |
844 | return log_oom(); | |
845 | ||
846 | r = free_and_strdup(&m->signature, signature); | |
847 | if (r < 0) | |
848 | return log_oom(); | |
849 | ||
850 | r = set_put(members, m); | |
851 | if (r <= 0) { | |
852 | log_error("Duplicate property"); | |
853 | return -EINVAL; | |
854 | } | |
855 | ||
856 | m = NULL; | |
857 | return 0; | |
858 | } | |
859 | ||
860 | static const char *strdash(const char *x) { | |
861 | return isempty(x) ? "-" : x; | |
862 | } | |
863 | ||
864 | static int introspect(sd_bus *bus, char **argv) { | |
865 | static const struct hash_ops member_hash_ops = { | |
866 | .hash = member_hash_func, | |
867 | .compare = member_compare_func, | |
868 | }; | |
869 | ||
870 | static const XMLIntrospectOps ops = { | |
871 | .on_interface = on_interface, | |
872 | .on_method = on_method, | |
873 | .on_signal = on_signal, | |
874 | .on_property = on_property, | |
875 | }; | |
876 | ||
877 | _cleanup_bus_message_unref_ sd_bus_message *reply = NULL; | |
878 | _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL; | |
879 | _cleanup_(member_set_freep) Set *members = NULL; | |
880 | Iterator i; | |
881 | Member *m; | |
882 | const char *xml; | |
883 | int r; | |
884 | unsigned name_width, type_width, signature_width, result_width; | |
885 | Member **sorted = NULL; | |
e735f4d4 | 886 | unsigned k = 0, j, n_args; |
f47781d8 | 887 | |
e735f4d4 MP |
888 | n_args = strv_length(argv); |
889 | if (n_args < 3) { | |
f47781d8 MP |
890 | log_error("Requires service and object path argument."); |
891 | return -EINVAL; | |
892 | } | |
893 | ||
e735f4d4 MP |
894 | if (n_args > 4) { |
895 | log_error("Too many arguments."); | |
896 | return -EINVAL; | |
897 | } | |
898 | ||
f47781d8 MP |
899 | members = set_new(&member_hash_ops); |
900 | if (!members) | |
901 | return log_oom(); | |
902 | ||
903 | r = sd_bus_call_method(bus, argv[1], argv[2], "org.freedesktop.DBus.Introspectable", "Introspect", &error, &reply, ""); | |
904 | if (r < 0) { | |
905 | log_error("Failed to introspect object %s of service %s: %s", argv[2], argv[1], bus_error_message(&error, r)); | |
906 | return r; | |
907 | } | |
908 | ||
909 | r = sd_bus_message_read(reply, "s", &xml); | |
910 | if (r < 0) | |
911 | return bus_log_parse_error(r); | |
912 | ||
913 | /* First, get list of all properties */ | |
914 | r = parse_xml_introspect(argv[2], xml, &ops, members); | |
915 | if (r < 0) | |
916 | return r; | |
917 | ||
918 | /* Second, find the current values for them */ | |
919 | SET_FOREACH(m, members, i) { | |
920 | ||
921 | if (!streq(m->type, "property")) | |
922 | continue; | |
923 | ||
924 | if (m->value) | |
925 | continue; | |
926 | ||
e735f4d4 MP |
927 | if (argv[3] && !streq(argv[3], m->interface)) |
928 | continue; | |
929 | ||
f47781d8 MP |
930 | r = sd_bus_call_method(bus, argv[1], argv[2], "org.freedesktop.DBus.Properties", "GetAll", &error, &reply, "s", m->interface); |
931 | if (r < 0) { | |
932 | log_error("%s", bus_error_message(&error, r)); | |
933 | return r; | |
934 | } | |
935 | ||
936 | r = sd_bus_message_enter_container(reply, 'a', "{sv}"); | |
937 | if (r < 0) | |
938 | return bus_log_parse_error(r); | |
939 | ||
940 | for (;;) { | |
941 | Member *z; | |
942 | _cleanup_free_ char *buf = NULL; | |
943 | _cleanup_fclose_ FILE *mf = NULL; | |
944 | size_t sz = 0; | |
945 | const char *name; | |
946 | ||
947 | r = sd_bus_message_enter_container(reply, 'e', "sv"); | |
948 | if (r < 0) | |
949 | return bus_log_parse_error(r); | |
950 | ||
951 | if (r == 0) | |
952 | break; | |
953 | ||
954 | r = sd_bus_message_read(reply, "s", &name); | |
955 | if (r < 0) | |
956 | return bus_log_parse_error(r); | |
957 | ||
958 | r = sd_bus_message_enter_container(reply, 'v', NULL); | |
959 | if (r < 0) | |
960 | return bus_log_parse_error(r); | |
961 | ||
962 | mf = open_memstream(&buf, &sz); | |
963 | if (!mf) | |
964 | return log_oom(); | |
965 | ||
966 | r = format_cmdline(reply, mf, false); | |
967 | if (r < 0) | |
968 | return bus_log_parse_error(r); | |
969 | ||
970 | fclose(mf); | |
971 | mf = NULL; | |
972 | ||
973 | z = set_get(members, &((Member) { | |
974 | .type = "property", | |
975 | .interface = m->interface, | |
976 | .name = (char*) name })); | |
977 | if (z) { | |
978 | free(z->value); | |
979 | z->value = buf; | |
980 | buf = NULL; | |
981 | } | |
982 | ||
983 | r = sd_bus_message_exit_container(reply); | |
984 | if (r < 0) | |
985 | return bus_log_parse_error(r); | |
986 | ||
987 | r = sd_bus_message_exit_container(reply); | |
988 | if (r < 0) | |
989 | return bus_log_parse_error(r); | |
990 | } | |
991 | ||
992 | r = sd_bus_message_exit_container(reply); | |
993 | if (r < 0) | |
994 | return bus_log_parse_error(r); | |
995 | } | |
996 | ||
997 | pager_open_if_enabled(); | |
998 | ||
999 | name_width = strlen("NAME"); | |
1000 | type_width = strlen("TYPE"); | |
1001 | signature_width = strlen("SIGNATURE"); | |
1002 | result_width = strlen("RESULT/VALUE"); | |
1003 | ||
1004 | sorted = newa(Member*, set_size(members)); | |
1005 | ||
1006 | SET_FOREACH(m, members, i) { | |
e735f4d4 MP |
1007 | |
1008 | if (argv[3] && !streq(argv[3], m->interface)) | |
1009 | continue; | |
1010 | ||
f47781d8 MP |
1011 | if (m->interface) |
1012 | name_width = MAX(name_width, strlen(m->interface)); | |
1013 | if (m->name) | |
1014 | name_width = MAX(name_width, strlen(m->name) + 1); | |
1015 | if (m->type) | |
1016 | type_width = MAX(type_width, strlen(m->type)); | |
1017 | if (m->signature) | |
1018 | signature_width = MAX(signature_width, strlen(m->signature)); | |
1019 | if (m->result) | |
1020 | result_width = MAX(result_width, strlen(m->result)); | |
1021 | if (m->value) | |
1022 | result_width = MAX(result_width, strlen(m->value)); | |
1023 | ||
1024 | sorted[k++] = m; | |
1025 | } | |
1026 | ||
1027 | if (result_width > 40) | |
1028 | result_width = 40; | |
1029 | ||
f47781d8 MP |
1030 | qsort(sorted, k, sizeof(Member*), member_compare_funcp); |
1031 | ||
1032 | if (arg_legend) { | |
1033 | printf("%-*s %-*s %-*s %-*s %s\n", | |
1034 | (int) name_width, "NAME", | |
1035 | (int) type_width, "TYPE", | |
1036 | (int) signature_width, "SIGNATURE", | |
1037 | (int) result_width, "RESULT/VALUE", | |
1038 | "FLAGS"); | |
1039 | } | |
1040 | ||
1041 | for (j = 0; j < k; j++) { | |
1042 | _cleanup_free_ char *ellipsized = NULL; | |
1043 | const char *rv; | |
1044 | bool is_interface; | |
1045 | ||
1046 | m = sorted[j]; | |
1047 | ||
e735f4d4 MP |
1048 | if (argv[3] && !streq(argv[3], m->interface)) |
1049 | continue; | |
1050 | ||
f47781d8 MP |
1051 | is_interface = streq(m->type, "interface"); |
1052 | ||
e735f4d4 MP |
1053 | if (argv[3] && is_interface) |
1054 | continue; | |
1055 | ||
f47781d8 MP |
1056 | if (m->value) { |
1057 | ellipsized = ellipsize(m->value, result_width, 100); | |
1058 | if (!ellipsized) | |
1059 | return log_oom(); | |
1060 | ||
1061 | rv = ellipsized; | |
1062 | } else | |
1063 | rv = strdash(m->result); | |
1064 | ||
1065 | printf("%s%s%-*s%s %-*s %-*s %-*s%s%s%s%s%s%s\n", | |
1066 | is_interface ? ansi_highlight() : "", | |
1067 | is_interface ? "" : ".", | |
1068 | - !is_interface + (int) name_width, strdash(streq_ptr(m->type, "interface") ? m->interface : m->name), | |
1069 | is_interface ? ansi_highlight_off() : "", | |
1070 | (int) type_width, strdash(m->type), | |
1071 | (int) signature_width, strdash(m->signature), | |
1072 | (int) result_width, rv, | |
1073 | (m->flags & SD_BUS_VTABLE_DEPRECATED) ? " deprecated" : (m->flags || m->writable ? "" : " -"), | |
1074 | (m->flags & SD_BUS_VTABLE_METHOD_NO_REPLY) ? " no-reply" : "", | |
1075 | (m->flags & SD_BUS_VTABLE_PROPERTY_CONST) ? " const" : "", | |
1076 | (m->flags & SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE) ? " emits-change" : "", | |
1077 | (m->flags & SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION) ? " emits-invalidation" : "", | |
1078 | m->writable ? " writable" : ""); | |
1079 | } | |
1080 | ||
1081 | return 0; | |
1082 | } | |
1083 | ||
1084 | static int message_dump(sd_bus_message *m, FILE *f) { | |
1085 | return bus_message_dump(m, f, BUS_MESSAGE_DUMP_WITH_HEADER); | |
1086 | } | |
1087 | ||
1088 | static int message_pcap(sd_bus_message *m, FILE *f) { | |
1089 | return bus_message_pcap_frame(m, arg_snaplen, f); | |
1090 | } | |
1091 | ||
1092 | static int monitor(sd_bus *bus, char *argv[], int (*dump)(sd_bus_message *m, FILE *f)) { | |
1093 | bool added_something = false; | |
1094 | char **i; | |
1095 | int r; | |
1096 | ||
1097 | STRV_FOREACH(i, argv+1) { | |
1098 | _cleanup_free_ char *m = NULL; | |
1099 | ||
1100 | if (!service_name_is_valid(*i)) { | |
1101 | log_error("Invalid service name '%s'", *i); | |
1102 | return -EINVAL; | |
1103 | } | |
1104 | ||
1105 | m = strjoin("sender='", *i, "'", NULL); | |
1106 | if (!m) | |
1107 | return log_oom(); | |
1108 | ||
1109 | r = sd_bus_add_match(bus, NULL, m, NULL, NULL); | |
1110 | if (r < 0) | |
1111 | return log_error_errno(r, "Failed to add match: %m"); | |
1112 | ||
1113 | added_something = true; | |
1114 | } | |
1115 | ||
1116 | STRV_FOREACH(i, arg_matches) { | |
1117 | r = sd_bus_add_match(bus, NULL, *i, NULL, NULL); | |
1118 | if (r < 0) | |
1119 | return log_error_errno(r, "Failed to add match: %m"); | |
1120 | ||
1121 | added_something = true; | |
1122 | } | |
1123 | ||
1124 | if (!added_something) { | |
1125 | r = sd_bus_add_match(bus, NULL, "", NULL, NULL); | |
1126 | if (r < 0) | |
1127 | return log_error_errno(r, "Failed to add match: %m"); | |
1128 | } | |
1129 | ||
e735f4d4 MP |
1130 | log_info("Monitoring bus message stream."); |
1131 | ||
f47781d8 MP |
1132 | for (;;) { |
1133 | _cleanup_bus_message_unref_ sd_bus_message *m = NULL; | |
1134 | ||
1135 | r = sd_bus_process(bus, &m); | |
1136 | if (r < 0) | |
1137 | return log_error_errno(r, "Failed to process bus: %m"); | |
1138 | ||
1139 | if (m) { | |
1140 | dump(m, stdout); | |
e735f4d4 MP |
1141 | |
1142 | if (sd_bus_message_is_signal(m, "org.freedesktop.DBus.Local", "Disconnected") > 0) { | |
1143 | log_info("Connection terminated, exiting."); | |
1144 | return 0; | |
1145 | } | |
1146 | ||
f47781d8 MP |
1147 | continue; |
1148 | } | |
1149 | ||
1150 | if (r > 0) | |
1151 | continue; | |
1152 | ||
1153 | r = sd_bus_wait(bus, (uint64_t) -1); | |
1154 | if (r < 0) | |
1155 | return log_error_errno(r, "Failed to wait for bus: %m"); | |
1156 | } | |
1157 | } | |
1158 | ||
1159 | static int capture(sd_bus *bus, char *argv[]) { | |
1160 | int r; | |
1161 | ||
1162 | if (isatty(fileno(stdout)) > 0) { | |
1163 | log_error("Refusing to write message data to console, please redirect output to a file."); | |
1164 | return -EINVAL; | |
1165 | } | |
1166 | ||
1167 | bus_pcap_header(arg_snaplen, stdout); | |
1168 | ||
1169 | r = monitor(bus, argv, message_pcap); | |
1170 | if (r < 0) | |
1171 | return r; | |
1172 | ||
1173 | if (ferror(stdout)) { | |
1174 | log_error("Couldn't write capture file."); | |
1175 | return -EIO; | |
1176 | } | |
1177 | ||
1178 | return r; | |
1179 | } | |
1180 | ||
1181 | static int status(sd_bus *bus, char *argv[]) { | |
1182 | _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL; | |
1183 | pid_t pid; | |
1184 | int r; | |
1185 | ||
1186 | assert(bus); | |
1187 | ||
1188 | if (strv_length(argv) > 2) { | |
1189 | log_error("Expects no or one argument."); | |
1190 | return -EINVAL; | |
1191 | } | |
1192 | ||
1193 | if (argv[1]) { | |
1194 | r = parse_pid(argv[1], &pid); | |
1195 | if (r < 0) | |
1196 | r = sd_bus_get_name_creds( | |
1197 | bus, | |
1198 | argv[1], | |
1199 | (arg_augment_creds ? SD_BUS_CREDS_AUGMENT : 0) | _SD_BUS_CREDS_ALL, | |
1200 | &creds); | |
1201 | else | |
1202 | r = sd_bus_creds_new_from_pid( | |
1203 | &creds, | |
1204 | pid, | |
1205 | _SD_BUS_CREDS_ALL); | |
1206 | } else { | |
1207 | const char *scope, *address; | |
1208 | sd_id128_t bus_id; | |
1209 | ||
1210 | r = sd_bus_get_address(bus, &address); | |
1211 | if (r >= 0) | |
1212 | printf("BusAddress=%s%s%s\n", ansi_highlight(), address, ansi_highlight_off()); | |
1213 | ||
1214 | r = sd_bus_get_scope(bus, &scope); | |
1215 | if (r >= 0) | |
1216 | printf("BusScope=%s%s%s\n", ansi_highlight(), scope, ansi_highlight_off()); | |
1217 | ||
1218 | r = sd_bus_get_bus_id(bus, &bus_id); | |
1219 | if (r >= 0) | |
1220 | printf("BusID=%s" SD_ID128_FORMAT_STR "%s\n", ansi_highlight(), SD_ID128_FORMAT_VAL(bus_id), ansi_highlight_off()); | |
1221 | ||
1222 | r = sd_bus_get_owner_creds( | |
1223 | bus, | |
1224 | (arg_augment_creds ? SD_BUS_CREDS_AUGMENT : 0) | _SD_BUS_CREDS_ALL, | |
1225 | &creds); | |
1226 | } | |
1227 | ||
1228 | if (r < 0) | |
1229 | return log_error_errno(r, "Failed to get credentials: %m"); | |
1230 | ||
1231 | bus_creds_dump(creds, NULL, false); | |
1232 | return 0; | |
1233 | } | |
1234 | ||
1235 | static int message_append_cmdline(sd_bus_message *m, const char *signature, char ***x) { | |
1236 | char **p; | |
1237 | int r; | |
1238 | ||
1239 | assert(m); | |
1240 | assert(signature); | |
1241 | assert(x); | |
1242 | ||
1243 | p = *x; | |
1244 | ||
1245 | for (;;) { | |
1246 | const char *v; | |
1247 | char t; | |
1248 | ||
1249 | t = *signature; | |
1250 | v = *p; | |
1251 | ||
1252 | if (t == 0) | |
1253 | break; | |
1254 | if (!v) { | |
1255 | log_error("Too few parameters for signature."); | |
1256 | return -EINVAL; | |
1257 | } | |
1258 | ||
1259 | signature++; | |
1260 | p++; | |
1261 | ||
1262 | switch (t) { | |
1263 | ||
1264 | case SD_BUS_TYPE_BOOLEAN: | |
1265 | ||
1266 | r = parse_boolean(v); | |
1267 | if (r < 0) { | |
1268 | log_error("Failed to parse as boolean: %s", v); | |
1269 | return r; | |
1270 | } | |
1271 | ||
1272 | r = sd_bus_message_append_basic(m, t, &r); | |
1273 | break; | |
1274 | ||
1275 | case SD_BUS_TYPE_BYTE: { | |
1276 | uint8_t z; | |
1277 | ||
1278 | r = safe_atou8(v, &z); | |
1279 | if (r < 0) { | |
1280 | log_error("Failed to parse as byte (unsigned 8bit integer): %s", v); | |
1281 | return r; | |
1282 | } | |
1283 | ||
1284 | r = sd_bus_message_append_basic(m, t, &z); | |
1285 | break; | |
1286 | } | |
1287 | ||
1288 | case SD_BUS_TYPE_INT16: { | |
1289 | int16_t z; | |
1290 | ||
1291 | r = safe_atoi16(v, &z); | |
1292 | if (r < 0) { | |
1293 | log_error("Failed to parse as signed 16bit integer: %s", v); | |
1294 | return r; | |
1295 | } | |
1296 | ||
1297 | r = sd_bus_message_append_basic(m, t, &z); | |
1298 | break; | |
1299 | } | |
1300 | ||
1301 | case SD_BUS_TYPE_UINT16: { | |
1302 | uint16_t z; | |
60f067b4 | 1303 | |
f47781d8 MP |
1304 | r = safe_atou16(v, &z); |
1305 | if (r < 0) { | |
1306 | log_error("Failed to parse as unsigned 16bit integer: %s", v); | |
1307 | return r; | |
1308 | } | |
60f067b4 | 1309 | |
f47781d8 MP |
1310 | r = sd_bus_message_append_basic(m, t, &z); |
1311 | break; | |
60f067b4 | 1312 | } |
60f067b4 | 1313 | |
f47781d8 MP |
1314 | case SD_BUS_TYPE_INT32: { |
1315 | int32_t z; | |
60f067b4 | 1316 | |
f47781d8 MP |
1317 | r = safe_atoi32(v, &z); |
1318 | if (r < 0) { | |
1319 | log_error("Failed to parse as signed 32bit integer: %s", v); | |
1320 | return r; | |
1321 | } | |
1322 | ||
1323 | r = sd_bus_message_append_basic(m, t, &z); | |
1324 | break; | |
60f067b4 | 1325 | } |
60f067b4 | 1326 | |
f47781d8 MP |
1327 | case SD_BUS_TYPE_UINT32: { |
1328 | uint32_t z; | |
60f067b4 | 1329 | |
f47781d8 MP |
1330 | r = safe_atou32(v, &z); |
1331 | if (r < 0) { | |
1332 | log_error("Failed to parse as unsigned 32bit integer: %s", v); | |
1333 | return r; | |
1334 | } | |
60f067b4 | 1335 | |
f47781d8 MP |
1336 | r = sd_bus_message_append_basic(m, t, &z); |
1337 | break; | |
1338 | } | |
60f067b4 | 1339 | |
f47781d8 MP |
1340 | case SD_BUS_TYPE_INT64: { |
1341 | int64_t z; | |
60f067b4 | 1342 | |
f47781d8 MP |
1343 | r = safe_atoi64(v, &z); |
1344 | if (r < 0) { | |
1345 | log_error("Failed to parse as signed 64bit integer: %s", v); | |
1346 | return r; | |
1347 | } | |
60f067b4 | 1348 | |
f47781d8 MP |
1349 | r = sd_bus_message_append_basic(m, t, &z); |
1350 | break; | |
1351 | } | |
60f067b4 | 1352 | |
f47781d8 MP |
1353 | case SD_BUS_TYPE_UINT64: { |
1354 | uint64_t z; | |
60f067b4 | 1355 | |
f47781d8 MP |
1356 | r = safe_atou64(v, &z); |
1357 | if (r < 0) { | |
1358 | log_error("Failed to parse as unsigned 64bit integer: %s", v); | |
1359 | return r; | |
1360 | } | |
1361 | ||
1362 | r = sd_bus_message_append_basic(m, t, &z); | |
1363 | break; | |
60f067b4 JS |
1364 | } |
1365 | ||
60f067b4 | 1366 | |
f47781d8 MP |
1367 | case SD_BUS_TYPE_DOUBLE: { |
1368 | double z; | |
60f067b4 | 1369 | |
f47781d8 MP |
1370 | r = safe_atod(v, &z); |
1371 | if (r < 0) { | |
1372 | log_error("Failed to parse as double precision floating point: %s", v); | |
1373 | return r; | |
1374 | } | |
60f067b4 | 1375 | |
f47781d8 MP |
1376 | r = sd_bus_message_append_basic(m, t, &z); |
1377 | break; | |
1378 | } | |
60f067b4 | 1379 | |
f47781d8 MP |
1380 | case SD_BUS_TYPE_STRING: |
1381 | case SD_BUS_TYPE_OBJECT_PATH: | |
1382 | case SD_BUS_TYPE_SIGNATURE: | |
60f067b4 | 1383 | |
f47781d8 MP |
1384 | r = sd_bus_message_append_basic(m, t, v); |
1385 | break; | |
60f067b4 | 1386 | |
f47781d8 MP |
1387 | case SD_BUS_TYPE_ARRAY: { |
1388 | uint32_t n; | |
1389 | size_t k; | |
1390 | ||
1391 | r = safe_atou32(v, &n); | |
1392 | if (r < 0) { | |
1393 | log_error("Failed to parse number of array entries: %s", v); | |
1394 | return r; | |
1395 | } | |
1396 | ||
1397 | r = signature_element_length(signature, &k); | |
1398 | if (r < 0) { | |
1399 | log_error("Invalid array signature."); | |
1400 | return r; | |
1401 | } | |
1402 | ||
1403 | { | |
1404 | unsigned i; | |
1405 | char s[k + 1]; | |
1406 | memcpy(s, signature, k); | |
1407 | s[k] = 0; | |
1408 | ||
1409 | r = sd_bus_message_open_container(m, SD_BUS_TYPE_ARRAY, s); | |
1410 | if (r < 0) | |
1411 | return bus_log_create_error(r); | |
1412 | ||
1413 | for (i = 0; i < n; i++) { | |
1414 | r = message_append_cmdline(m, s, &p); | |
1415 | if (r < 0) | |
1416 | return r; | |
1417 | } | |
1418 | } | |
1419 | ||
1420 | signature += k; | |
1421 | ||
1422 | r = sd_bus_message_close_container(m); | |
1423 | break; | |
1424 | } | |
60f067b4 | 1425 | |
f47781d8 MP |
1426 | case SD_BUS_TYPE_VARIANT: |
1427 | r = sd_bus_message_open_container(m, SD_BUS_TYPE_VARIANT, v); | |
1428 | if (r < 0) | |
1429 | return bus_log_create_error(r); | |
60f067b4 | 1430 | |
f47781d8 MP |
1431 | r = message_append_cmdline(m, v, &p); |
1432 | if (r < 0) | |
1433 | return r; | |
60f067b4 | 1434 | |
f47781d8 MP |
1435 | r = sd_bus_message_close_container(m); |
1436 | break; | |
60f067b4 | 1437 | |
f47781d8 MP |
1438 | case SD_BUS_TYPE_STRUCT_BEGIN: |
1439 | case SD_BUS_TYPE_DICT_ENTRY_BEGIN: { | |
1440 | size_t k; | |
60f067b4 | 1441 | |
f47781d8 MP |
1442 | signature--; |
1443 | p--; | |
60f067b4 | 1444 | |
f47781d8 MP |
1445 | r = signature_element_length(signature, &k); |
1446 | if (r < 0) { | |
1447 | log_error("Invalid struct/dict entry signature."); | |
1448 | return r; | |
1449 | } | |
60f067b4 | 1450 | |
f47781d8 MP |
1451 | { |
1452 | char s[k-1]; | |
1453 | memcpy(s, signature + 1, k - 2); | |
1454 | s[k - 2] = 0; | |
60f067b4 | 1455 | |
f47781d8 MP |
1456 | r = sd_bus_message_open_container(m, t == SD_BUS_TYPE_STRUCT_BEGIN ? SD_BUS_TYPE_STRUCT : SD_BUS_TYPE_DICT_ENTRY, s); |
1457 | if (r < 0) | |
1458 | return bus_log_create_error(r); | |
60f067b4 | 1459 | |
f47781d8 MP |
1460 | r = message_append_cmdline(m, s, &p); |
1461 | if (r < 0) | |
1462 | return r; | |
1463 | } | |
60f067b4 | 1464 | |
f47781d8 | 1465 | signature += k; |
60f067b4 | 1466 | |
f47781d8 MP |
1467 | r = sd_bus_message_close_container(m); |
1468 | break; | |
1469 | } | |
60f067b4 | 1470 | |
f47781d8 MP |
1471 | case SD_BUS_TYPE_UNIX_FD: |
1472 | log_error("UNIX file descriptor not supported as type."); | |
1473 | return -EINVAL; | |
1474 | ||
1475 | default: | |
1476 | log_error("Unknown signature type %c.", t); | |
1477 | return -EINVAL; | |
1478 | } | |
1479 | ||
1480 | if (r < 0) | |
1481 | return bus_log_create_error(r); | |
60f067b4 JS |
1482 | } |
1483 | ||
f47781d8 | 1484 | *x = p; |
60f067b4 JS |
1485 | return 0; |
1486 | } | |
1487 | ||
f47781d8 MP |
1488 | static int call(sd_bus *bus, char *argv[]) { |
1489 | _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL; | |
1490 | _cleanup_bus_message_unref_ sd_bus_message *m = NULL, *reply = NULL; | |
60f067b4 JS |
1491 | int r; |
1492 | ||
f47781d8 | 1493 | assert(bus); |
60f067b4 | 1494 | |
f47781d8 MP |
1495 | if (strv_length(argv) < 5) { |
1496 | log_error("Expects at least four arguments."); | |
1497 | return -EINVAL; | |
1498 | } | |
60f067b4 | 1499 | |
f47781d8 MP |
1500 | r = sd_bus_message_new_method_call(bus, &m, argv[1], argv[2], argv[3], argv[4]); |
1501 | if (r < 0) | |
1502 | return bus_log_create_error(r); | |
60f067b4 | 1503 | |
f47781d8 MP |
1504 | r = sd_bus_message_set_expect_reply(m, arg_expect_reply); |
1505 | if (r < 0) | |
1506 | return bus_log_create_error(r); | |
1507 | ||
1508 | r = sd_bus_message_set_auto_start(m, arg_auto_start); | |
1509 | if (r < 0) | |
1510 | return bus_log_create_error(r); | |
1511 | ||
1512 | r = sd_bus_message_set_allow_interactive_authorization(m, arg_allow_interactive_authorization); | |
1513 | if (r < 0) | |
1514 | return bus_log_create_error(r); | |
1515 | ||
1516 | if (!isempty(argv[5])) { | |
1517 | char **p; | |
1518 | ||
1519 | p = argv+6; | |
1520 | ||
1521 | r = message_append_cmdline(m, argv[5], &p); | |
1522 | if (r < 0) | |
60f067b4 | 1523 | return r; |
60f067b4 | 1524 | |
f47781d8 MP |
1525 | if (*p) { |
1526 | log_error("Too many parameters for signature."); | |
1527 | return -EINVAL; | |
1528 | } | |
60f067b4 JS |
1529 | } |
1530 | ||
f47781d8 MP |
1531 | if (!arg_expect_reply) { |
1532 | r = sd_bus_send(bus, m, NULL); | |
60f067b4 | 1533 | if (r < 0) { |
f47781d8 | 1534 | log_error("Failed to send message."); |
60f067b4 JS |
1535 | return r; |
1536 | } | |
1537 | ||
f47781d8 | 1538 | return 0; |
60f067b4 JS |
1539 | } |
1540 | ||
f47781d8 MP |
1541 | r = sd_bus_call(bus, m, arg_timeout, &error, &reply); |
1542 | if (r < 0) { | |
1543 | log_error("%s", bus_error_message(&error, r)); | |
1544 | return r; | |
1545 | } | |
1546 | ||
1547 | r = sd_bus_message_is_empty(reply); | |
1548 | if (r < 0) | |
1549 | return bus_log_parse_error(r); | |
1550 | ||
1551 | if (r == 0 && !arg_quiet) { | |
1552 | ||
1553 | if (arg_verbose) { | |
1554 | pager_open_if_enabled(); | |
1555 | ||
1556 | r = bus_message_dump(reply, stdout, 0); | |
1557 | if (r < 0) | |
1558 | return r; | |
1559 | } else { | |
1560 | ||
1561 | fputs(sd_bus_message_get_signature(reply, true), stdout); | |
1562 | fputc(' ', stdout); | |
1563 | ||
1564 | r = format_cmdline(reply, stdout, false); | |
1565 | if (r < 0) | |
1566 | return bus_log_parse_error(r); | |
1567 | ||
1568 | fputc('\n', stdout); | |
60f067b4 JS |
1569 | } |
1570 | } | |
1571 | ||
f47781d8 MP |
1572 | return 0; |
1573 | } | |
60f067b4 | 1574 | |
f47781d8 MP |
1575 | static int get_property(sd_bus *bus, char *argv[]) { |
1576 | _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL; | |
1577 | unsigned n; | |
1578 | char **i; | |
1579 | int r; | |
1580 | ||
1581 | assert(bus); | |
1582 | ||
1583 | n = strv_length(argv); | |
1584 | if (n < 5) { | |
1585 | log_error("Expects at least four arguments."); | |
1586 | return -EINVAL; | |
1587 | } | |
1588 | ||
1589 | STRV_FOREACH(i, argv + 4) { | |
1590 | _cleanup_bus_message_unref_ sd_bus_message *reply = NULL; | |
1591 | const char *contents = NULL; | |
1592 | char type; | |
1593 | ||
1594 | r = sd_bus_call_method(bus, argv[1], argv[2], "org.freedesktop.DBus.Properties", "Get", &error, &reply, "ss", argv[3], *i); | |
60f067b4 | 1595 | if (r < 0) { |
f47781d8 | 1596 | log_error("%s", bus_error_message(&error, r)); |
60f067b4 JS |
1597 | return r; |
1598 | } | |
1599 | ||
f47781d8 MP |
1600 | r = sd_bus_message_peek_type(reply, &type, &contents); |
1601 | if (r < 0) | |
1602 | return bus_log_parse_error(r); | |
60f067b4 | 1603 | |
f47781d8 MP |
1604 | r = sd_bus_message_enter_container(reply, 'v', contents); |
1605 | if (r < 0) | |
1606 | return bus_log_parse_error(r); | |
60f067b4 | 1607 | |
f47781d8 MP |
1608 | if (arg_verbose) { |
1609 | pager_open_if_enabled(); | |
1610 | ||
1611 | r = bus_message_dump(reply, stdout, BUS_MESSAGE_DUMP_SUBTREE_ONLY); | |
1612 | if (r < 0) | |
1613 | return r; | |
1614 | } else { | |
1615 | fputs(contents, stdout); | |
1616 | fputc(' ', stdout); | |
1617 | ||
1618 | r = format_cmdline(reply, stdout, false); | |
1619 | if (r < 0) | |
1620 | return bus_log_parse_error(r); | |
1621 | ||
1622 | fputc('\n', stdout); | |
60f067b4 | 1623 | } |
f47781d8 MP |
1624 | |
1625 | r = sd_bus_message_exit_container(reply); | |
1626 | if (r < 0) | |
1627 | return bus_log_parse_error(r); | |
60f067b4 | 1628 | } |
f47781d8 MP |
1629 | |
1630 | return 0; | |
60f067b4 JS |
1631 | } |
1632 | ||
f47781d8 MP |
1633 | static int set_property(sd_bus *bus, char *argv[]) { |
1634 | _cleanup_bus_message_unref_ sd_bus_message *m = NULL; | |
1635 | _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL; | |
1636 | unsigned n; | |
1637 | char **p; | |
60f067b4 JS |
1638 | int r; |
1639 | ||
1640 | assert(bus); | |
1641 | ||
f47781d8 MP |
1642 | n = strv_length(argv); |
1643 | if (n < 6) { | |
1644 | log_error("Expects at least five arguments."); | |
60f067b4 JS |
1645 | return -EINVAL; |
1646 | } | |
1647 | ||
f47781d8 MP |
1648 | r = sd_bus_message_new_method_call(bus, &m, argv[1], argv[2], "org.freedesktop.DBus.Properties", "Set"); |
1649 | if (r < 0) | |
1650 | return bus_log_create_error(r); | |
1651 | ||
1652 | r = sd_bus_message_append(m, "ss", argv[3], argv[4]); | |
1653 | if (r < 0) | |
1654 | return bus_log_create_error(r); | |
1655 | ||
1656 | r = sd_bus_message_open_container(m, 'v', argv[5]); | |
1657 | if (r < 0) | |
1658 | return bus_log_create_error(r); | |
1659 | ||
1660 | p = argv+6; | |
1661 | r = message_append_cmdline(m, argv[5], &p); | |
1662 | if (r < 0) | |
1663 | return r; | |
1664 | ||
1665 | r = sd_bus_message_close_container(m); | |
60f067b4 | 1666 | if (r < 0) |
f47781d8 MP |
1667 | return bus_log_create_error(r); |
1668 | ||
1669 | if (*p) { | |
1670 | log_error("Too many parameters for signature."); | |
1671 | return -EINVAL; | |
1672 | } | |
60f067b4 | 1673 | |
f47781d8 | 1674 | r = sd_bus_call(bus, m, arg_timeout, &error, NULL); |
60f067b4 | 1675 | if (r < 0) { |
f47781d8 | 1676 | log_error("%s", bus_error_message(&error, r)); |
60f067b4 JS |
1677 | return r; |
1678 | } | |
1679 | ||
60f067b4 JS |
1680 | return 0; |
1681 | } | |
1682 | ||
1683 | static int help(void) { | |
60f067b4 JS |
1684 | printf("%s [OPTIONS...] {COMMAND} ...\n\n" |
1685 | "Introspect the bus.\n\n" | |
1686 | " -h --help Show this help\n" | |
1687 | " --version Show package version\n" | |
1688 | " --no-pager Do not pipe output into a pager\n" | |
1689 | " --no-legend Do not show the headers and footers\n" | |
1690 | " --system Connect to system bus\n" | |
1691 | " --user Connect to user bus\n" | |
1692 | " -H --host=[USER@]HOST Operate on remote host\n" | |
1693 | " -M --machine=CONTAINER Operate on local container\n" | |
1694 | " --address=ADDRESS Connect to bus specified by address\n" | |
1695 | " --show-machine Show machine ID column in list\n" | |
1696 | " --unique Only show unique names\n" | |
1697 | " --acquired Only show acquired names\n" | |
1698 | " --activatable Only show activatable names\n" | |
f47781d8 MP |
1699 | " --match=MATCH Only show matching messages\n" |
1700 | " --list Don't show tree, but simple object path list\n" | |
1701 | " --quiet Don't show method call reply\n" | |
1702 | " --verbose Show result values in long format\n" | |
1703 | " --expect-reply=BOOL Expect a method call reply\n" | |
1704 | " --auto-start=BOOL Auto-start destination service\n" | |
1705 | " --allow-interactive-authorization=BOOL\n" | |
1706 | " Allow interactive authorization for operation\n" | |
1707 | " --timeout=SECS Maximum time to wait for method call completion\n" | |
1708 | " --augment-creds=BOOL Extend credential data with data read from /proc/$PID\n\n" | |
60f067b4 JS |
1709 | "Commands:\n" |
1710 | " list List bus names\n" | |
f47781d8 | 1711 | " status [SERVICE] Show bus service, process or bus owner credentials\n" |
60f067b4 | 1712 | " monitor [SERVICE...] Show bus traffic\n" |
f47781d8 MP |
1713 | " capture [SERVICE...] Capture bus traffic as pcap\n" |
1714 | " tree [SERVICE...] Show object tree of service\n" | |
e735f4d4 | 1715 | " introspect SERVICE OBJECT [INTERFACE]\n" |
f47781d8 MP |
1716 | " call SERVICE OBJECT INTERFACE METHOD [SIGNATURE [ARGUMENT...]]\n" |
1717 | " Call a method\n" | |
1718 | " get-property SERVICE OBJECT INTERFACE PROPERTY...\n" | |
1719 | " Get property value\n" | |
1720 | " set-property SERVICE OBJECT INTERFACE PROPERTY SIGNATURE ARGUMENT...\n" | |
1721 | " Set property value\n" | |
5eef597e MP |
1722 | " help Show this help\n" |
1723 | , program_invocation_short_name); | |
60f067b4 JS |
1724 | |
1725 | return 0; | |
1726 | } | |
1727 | ||
1728 | static int parse_argv(int argc, char *argv[]) { | |
1729 | ||
1730 | enum { | |
1731 | ARG_VERSION = 0x100, | |
1732 | ARG_NO_PAGER, | |
1733 | ARG_NO_LEGEND, | |
1734 | ARG_SYSTEM, | |
1735 | ARG_USER, | |
1736 | ARG_ADDRESS, | |
1737 | ARG_MATCH, | |
1738 | ARG_SHOW_MACHINE, | |
1739 | ARG_UNIQUE, | |
1740 | ARG_ACQUIRED, | |
f47781d8 MP |
1741 | ARG_ACTIVATABLE, |
1742 | ARG_SIZE, | |
1743 | ARG_LIST, | |
1744 | ARG_VERBOSE, | |
1745 | ARG_EXPECT_REPLY, | |
1746 | ARG_AUTO_START, | |
1747 | ARG_ALLOW_INTERACTIVE_AUTHORIZATION, | |
1748 | ARG_TIMEOUT, | |
1749 | ARG_AUGMENT_CREDS, | |
60f067b4 JS |
1750 | }; |
1751 | ||
1752 | static const struct option options[] = { | |
1753 | { "help", no_argument, NULL, 'h' }, | |
1754 | { "version", no_argument, NULL, ARG_VERSION }, | |
1755 | { "no-pager", no_argument, NULL, ARG_NO_PAGER }, | |
1756 | { "no-legend", no_argument, NULL, ARG_NO_LEGEND }, | |
1757 | { "system", no_argument, NULL, ARG_SYSTEM }, | |
1758 | { "user", no_argument, NULL, ARG_USER }, | |
1759 | { "address", required_argument, NULL, ARG_ADDRESS }, | |
1760 | { "show-machine", no_argument, NULL, ARG_SHOW_MACHINE }, | |
1761 | { "unique", no_argument, NULL, ARG_UNIQUE }, | |
1762 | { "acquired", no_argument, NULL, ARG_ACQUIRED }, | |
1763 | { "activatable", no_argument, NULL, ARG_ACTIVATABLE }, | |
1764 | { "match", required_argument, NULL, ARG_MATCH }, | |
1765 | { "host", required_argument, NULL, 'H' }, | |
1766 | { "machine", required_argument, NULL, 'M' }, | |
f47781d8 MP |
1767 | { "size", required_argument, NULL, ARG_SIZE }, |
1768 | { "list", no_argument, NULL, ARG_LIST }, | |
1769 | { "quiet", no_argument, NULL, 'q' }, | |
1770 | { "verbose", no_argument, NULL, ARG_VERBOSE }, | |
1771 | { "expect-reply", required_argument, NULL, ARG_EXPECT_REPLY }, | |
1772 | { "auto-start", required_argument, NULL, ARG_AUTO_START }, | |
1773 | { "allow-interactive-authorization", required_argument, NULL, ARG_ALLOW_INTERACTIVE_AUTHORIZATION }, | |
1774 | { "timeout", required_argument, NULL, ARG_TIMEOUT }, | |
1775 | { "augment-creds",required_argument, NULL, ARG_AUGMENT_CREDS}, | |
60f067b4 JS |
1776 | {}, |
1777 | }; | |
1778 | ||
f47781d8 | 1779 | int c, r; |
60f067b4 JS |
1780 | |
1781 | assert(argc >= 0); | |
1782 | assert(argv); | |
1783 | ||
f47781d8 | 1784 | while ((c = getopt_long(argc, argv, "hH:M:q", options, NULL)) >= 0) |
60f067b4 JS |
1785 | |
1786 | switch (c) { | |
1787 | ||
1788 | case 'h': | |
1789 | return help(); | |
1790 | ||
1791 | case ARG_VERSION: | |
1792 | puts(PACKAGE_STRING); | |
1793 | puts(SYSTEMD_FEATURES); | |
1794 | return 0; | |
1795 | ||
1796 | case ARG_NO_PAGER: | |
1797 | arg_no_pager = true; | |
1798 | break; | |
1799 | ||
1800 | case ARG_NO_LEGEND: | |
1801 | arg_legend = false; | |
1802 | break; | |
1803 | ||
1804 | case ARG_USER: | |
1805 | arg_user = true; | |
1806 | break; | |
1807 | ||
1808 | case ARG_SYSTEM: | |
1809 | arg_user = false; | |
1810 | break; | |
1811 | ||
1812 | case ARG_ADDRESS: | |
1813 | arg_address = optarg; | |
1814 | break; | |
1815 | ||
1816 | case ARG_SHOW_MACHINE: | |
1817 | arg_show_machine = true; | |
1818 | break; | |
1819 | ||
1820 | case ARG_UNIQUE: | |
1821 | arg_unique = true; | |
1822 | break; | |
1823 | ||
1824 | case ARG_ACQUIRED: | |
1825 | arg_acquired = true; | |
1826 | break; | |
1827 | ||
1828 | case ARG_ACTIVATABLE: | |
1829 | arg_activatable = true; | |
1830 | break; | |
1831 | ||
1832 | case ARG_MATCH: | |
1833 | if (strv_extend(&arg_matches, optarg) < 0) | |
1834 | return log_oom(); | |
1835 | break; | |
1836 | ||
f47781d8 MP |
1837 | case ARG_SIZE: { |
1838 | off_t o; | |
1839 | ||
1840 | r = parse_size(optarg, 0, &o); | |
1841 | if (r < 0) { | |
1842 | log_error("Failed to parse size: %s", optarg); | |
1843 | return r; | |
1844 | } | |
1845 | ||
1846 | if ((off_t) (size_t) o != o) { | |
1847 | log_error("Size out of range."); | |
1848 | return -E2BIG; | |
1849 | } | |
1850 | ||
1851 | arg_snaplen = (size_t) o; | |
1852 | break; | |
1853 | } | |
1854 | ||
1855 | case ARG_LIST: | |
1856 | arg_list = true; | |
1857 | break; | |
1858 | ||
60f067b4 JS |
1859 | case 'H': |
1860 | arg_transport = BUS_TRANSPORT_REMOTE; | |
1861 | arg_host = optarg; | |
1862 | break; | |
1863 | ||
1864 | case 'M': | |
e735f4d4 | 1865 | arg_transport = BUS_TRANSPORT_MACHINE; |
60f067b4 JS |
1866 | arg_host = optarg; |
1867 | break; | |
1868 | ||
f47781d8 MP |
1869 | case 'q': |
1870 | arg_quiet = true; | |
1871 | break; | |
1872 | ||
1873 | case ARG_VERBOSE: | |
1874 | arg_verbose = true; | |
1875 | break; | |
1876 | ||
1877 | case ARG_EXPECT_REPLY: | |
1878 | r = parse_boolean(optarg); | |
1879 | if (r < 0) { | |
1880 | log_error("Failed to parse --expect-reply= parameter."); | |
1881 | return r; | |
1882 | } | |
1883 | ||
1884 | arg_expect_reply = !!r; | |
1885 | break; | |
1886 | ||
1887 | ||
1888 | case ARG_AUTO_START: | |
1889 | r = parse_boolean(optarg); | |
1890 | if (r < 0) { | |
1891 | log_error("Failed to parse --auto-start= parameter."); | |
1892 | return r; | |
1893 | } | |
1894 | ||
1895 | arg_auto_start = !!r; | |
1896 | break; | |
1897 | ||
1898 | ||
1899 | case ARG_ALLOW_INTERACTIVE_AUTHORIZATION: | |
1900 | r = parse_boolean(optarg); | |
1901 | if (r < 0) { | |
1902 | log_error("Failed to parse --allow-interactive-authorization= parameter."); | |
1903 | return r; | |
1904 | } | |
1905 | ||
1906 | arg_allow_interactive_authorization = !!r; | |
1907 | break; | |
1908 | ||
1909 | case ARG_TIMEOUT: | |
1910 | r = parse_sec(optarg, &arg_timeout); | |
1911 | if (r < 0) { | |
1912 | log_error("Failed to parse --timeout= parameter."); | |
1913 | return r; | |
1914 | } | |
1915 | ||
1916 | break; | |
1917 | ||
1918 | case ARG_AUGMENT_CREDS: | |
1919 | r = parse_boolean(optarg); | |
1920 | if (r < 0) { | |
1921 | log_error("Failed to parse --augment-creds= parameter."); | |
1922 | return r; | |
1923 | } | |
1924 | ||
1925 | arg_augment_creds = !!r; | |
1926 | break; | |
1927 | ||
60f067b4 JS |
1928 | case '?': |
1929 | return -EINVAL; | |
1930 | ||
1931 | default: | |
1932 | assert_not_reached("Unhandled option"); | |
1933 | } | |
60f067b4 | 1934 | |
60f067b4 JS |
1935 | return 1; |
1936 | } | |
1937 | ||
1938 | static int busctl_main(sd_bus *bus, int argc, char *argv[]) { | |
1939 | assert(bus); | |
1940 | ||
1941 | if (optind >= argc || | |
1942 | streq(argv[optind], "list")) | |
1943 | return list_bus_names(bus, argv + optind); | |
1944 | ||
1945 | if (streq(argv[optind], "monitor")) | |
f47781d8 MP |
1946 | return monitor(bus, argv + optind, message_dump); |
1947 | ||
1948 | if (streq(argv[optind], "capture")) | |
1949 | return capture(bus, argv + optind); | |
60f067b4 JS |
1950 | |
1951 | if (streq(argv[optind], "status")) | |
1952 | return status(bus, argv + optind); | |
1953 | ||
f47781d8 MP |
1954 | if (streq(argv[optind], "tree")) |
1955 | return tree(bus, argv + optind); | |
1956 | ||
1957 | if (streq(argv[optind], "introspect")) | |
1958 | return introspect(bus, argv + optind); | |
1959 | ||
1960 | if (streq(argv[optind], "call")) | |
1961 | return call(bus, argv + optind); | |
1962 | ||
1963 | if (streq(argv[optind], "get-property")) | |
1964 | return get_property(bus, argv + optind); | |
1965 | ||
1966 | if (streq(argv[optind], "set-property")) | |
1967 | return set_property(bus, argv + optind); | |
1968 | ||
60f067b4 JS |
1969 | if (streq(argv[optind], "help")) |
1970 | return help(); | |
1971 | ||
1972 | log_error("Unknown command '%s'", argv[optind]); | |
1973 | return -EINVAL; | |
1974 | } | |
1975 | ||
1976 | int main(int argc, char *argv[]) { | |
5eef597e | 1977 | _cleanup_bus_close_unref_ sd_bus *bus = NULL; |
60f067b4 JS |
1978 | int r; |
1979 | ||
1980 | log_parse_environment(); | |
1981 | log_open(); | |
1982 | ||
1983 | r = parse_argv(argc, argv); | |
1984 | if (r <= 0) | |
1985 | goto finish; | |
1986 | ||
1987 | r = sd_bus_new(&bus); | |
1988 | if (r < 0) { | |
f47781d8 | 1989 | log_error_errno(r, "Failed to allocate bus: %m"); |
60f067b4 JS |
1990 | goto finish; |
1991 | } | |
1992 | ||
f47781d8 MP |
1993 | if (streq_ptr(argv[optind], "monitor") || |
1994 | streq_ptr(argv[optind], "capture")) { | |
60f067b4 JS |
1995 | |
1996 | r = sd_bus_set_monitor(bus, true); | |
1997 | if (r < 0) { | |
f47781d8 | 1998 | log_error_errno(r, "Failed to set monitor mode: %m"); |
60f067b4 JS |
1999 | goto finish; |
2000 | } | |
2001 | ||
f47781d8 | 2002 | r = sd_bus_negotiate_creds(bus, true, _SD_BUS_CREDS_ALL); |
60f067b4 | 2003 | if (r < 0) { |
f47781d8 | 2004 | log_error_errno(r, "Failed to enable credentials: %m"); |
60f067b4 JS |
2005 | goto finish; |
2006 | } | |
2007 | ||
2008 | r = sd_bus_negotiate_timestamp(bus, true); | |
2009 | if (r < 0) { | |
f47781d8 | 2010 | log_error_errno(r, "Failed to enable timestamps: %m"); |
60f067b4 JS |
2011 | goto finish; |
2012 | } | |
2013 | ||
2014 | r = sd_bus_negotiate_fds(bus, true); | |
2015 | if (r < 0) { | |
f47781d8 | 2016 | log_error_errno(r, "Failed to enable fds: %m"); |
60f067b4 JS |
2017 | goto finish; |
2018 | } | |
2019 | } | |
2020 | ||
2021 | if (arg_address) | |
2022 | r = sd_bus_set_address(bus, arg_address); | |
2023 | else { | |
f47781d8 MP |
2024 | r = sd_bus_set_bus_client(bus, true); |
2025 | if (r < 0) { | |
2026 | log_error_errno(r, "Failed to set bus client: %m"); | |
2027 | goto finish; | |
2028 | } | |
2029 | ||
60f067b4 JS |
2030 | switch (arg_transport) { |
2031 | ||
2032 | case BUS_TRANSPORT_LOCAL: | |
f47781d8 MP |
2033 | if (arg_user) { |
2034 | bus->is_user = true; | |
60f067b4 | 2035 | r = bus_set_address_user(bus); |
f47781d8 MP |
2036 | } else { |
2037 | bus->is_system = true; | |
60f067b4 | 2038 | r = bus_set_address_system(bus); |
f47781d8 | 2039 | } |
60f067b4 JS |
2040 | break; |
2041 | ||
2042 | case BUS_TRANSPORT_REMOTE: | |
2043 | r = bus_set_address_system_remote(bus, arg_host); | |
2044 | break; | |
2045 | ||
e735f4d4 MP |
2046 | case BUS_TRANSPORT_MACHINE: |
2047 | r = bus_set_address_system_machine(bus, arg_host); | |
60f067b4 JS |
2048 | break; |
2049 | ||
2050 | default: | |
2051 | assert_not_reached("Hmm, unknown transport type."); | |
2052 | } | |
2053 | } | |
2054 | if (r < 0) { | |
f47781d8 | 2055 | log_error_errno(r, "Failed to set address: %m"); |
60f067b4 JS |
2056 | goto finish; |
2057 | } | |
2058 | ||
2059 | r = sd_bus_start(bus); | |
2060 | if (r < 0) { | |
f47781d8 | 2061 | log_error_errno(r, "Failed to connect to bus: %m"); |
60f067b4 JS |
2062 | goto finish; |
2063 | } | |
2064 | ||
2065 | r = busctl_main(bus, argc, argv); | |
2066 | ||
2067 | finish: | |
2068 | pager_close(); | |
2069 | ||
2070 | strv_free(arg_matches); | |
2071 | ||
2072 | return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS; | |
2073 | } |