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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
de1c301e LP |
2 | /*** |
3 | This file is part of systemd. | |
4 | ||
5 | Copyright 2013 Lennart Poettering | |
6 | ||
7 | systemd is free software; you can redistribute it and/or modify it | |
8 | under the terms of the GNU Lesser General Public License as published by | |
9 | the Free Software Foundation; either version 2.1 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | systemd is distributed in the hope that it will be useful, but | |
13 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | Lesser General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU Lesser General Public License | |
18 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
19 | ***/ | |
20 | ||
1f849790 LP |
21 | #include <getopt.h> |
22 | ||
de1c301e | 23 | #include "sd-bus.h" |
3f6fd1ba | 24 | |
b5efdb8a | 25 | #include "alloc-util.h" |
2b5c5383 | 26 | #include "bus-dump.h" |
3f6fd1ba | 27 | #include "bus-internal.h" |
781fa938 | 28 | #include "bus-signature.h" |
79f34de9 | 29 | #include "bus-type.h" |
3f6fd1ba | 30 | #include "bus-util.h" |
a1ad3767 | 31 | #include "busctl-introspect.h" |
4f5dd394 | 32 | #include "escape.h" |
3ffd4af2 | 33 | #include "fd-util.h" |
8752c575 | 34 | #include "locale-util.h" |
3f6fd1ba LP |
35 | #include "log.h" |
36 | #include "pager.h" | |
6bedfcbb | 37 | #include "parse-util.h" |
3f6fd1ba LP |
38 | #include "path-util.h" |
39 | #include "set.h" | |
40 | #include "strv.h" | |
288a74cc | 41 | #include "terminal-util.h" |
b1d4f8e1 | 42 | #include "user-util.h" |
3f6fd1ba | 43 | #include "util.h" |
de1c301e | 44 | |
1f849790 | 45 | static bool arg_no_pager = false; |
17d47d8d | 46 | static bool arg_legend = true; |
1f849790 | 47 | static char *arg_address = NULL; |
56e61788 LP |
48 | static bool arg_unique = false; |
49 | static bool arg_acquired = false; | |
50 | static bool arg_activatable = false; | |
51 | static bool arg_show_machine = false; | |
1f849790 | 52 | static char **arg_matches = NULL; |
d75edbd6 LP |
53 | static BusTransport arg_transport = BUS_TRANSPORT_LOCAL; |
54 | static char *arg_host = NULL; | |
55 | static bool arg_user = false; | |
1f70b087 | 56 | static size_t arg_snaplen = 4096; |
d9130355 | 57 | static bool arg_list = false; |
781fa938 | 58 | static bool arg_quiet = false; |
1fc55609 | 59 | static bool arg_verbose = false; |
38051578 LP |
60 | static bool arg_expect_reply = true; |
61 | static bool arg_auto_start = true; | |
62 | static bool arg_allow_interactive_authorization = true; | |
40ed1a45 | 63 | static bool arg_augment_creds = true; |
a44b1081 | 64 | static usec_t arg_timeout = 0; |
1f849790 | 65 | |
1d58a1fe LP |
66 | #define NAME_IS_ACQUIRED INT_TO_PTR(1) |
67 | #define NAME_IS_ACTIVATABLE INT_TO_PTR(2) | |
68 | ||
1f849790 | 69 | static int list_bus_names(sd_bus *bus, char **argv) { |
71f2ab46 | 70 | _cleanup_strv_free_ char **acquired = NULL, **activatable = NULL; |
5e2f14e6 LP |
71 | _cleanup_free_ char **merged = NULL; |
72 | _cleanup_hashmap_free_ Hashmap *names = NULL; | |
de1c301e LP |
73 | char **i; |
74 | int r; | |
89ffcd2a | 75 | size_t max_i = 0; |
5e2f14e6 LP |
76 | unsigned n = 0; |
77 | void *v; | |
78 | char *k; | |
79 | Iterator iterator; | |
de1c301e | 80 | |
1f849790 | 81 | assert(bus); |
de1c301e | 82 | |
d9130355 LP |
83 | if (!arg_unique && !arg_acquired && !arg_activatable) |
84 | arg_unique = arg_acquired = arg_activatable = true; | |
85 | ||
56e61788 | 86 | r = sd_bus_list_names(bus, (arg_acquired || arg_unique) ? &acquired : NULL, arg_activatable ? &activatable : NULL); |
23bbb0de MS |
87 | if (r < 0) |
88 | return log_error_errno(r, "Failed to list names: %m"); | |
de1c301e | 89 | |
ea4b98e6 | 90 | pager_open(arg_no_pager, false); |
1f849790 | 91 | |
d5099efc | 92 | names = hashmap_new(&string_hash_ops); |
5e2f14e6 LP |
93 | if (!names) |
94 | return log_oom(); | |
89ffcd2a | 95 | |
5e2f14e6 | 96 | STRV_FOREACH(i, acquired) { |
71f2ab46 LP |
97 | max_i = MAX(max_i, strlen(*i)); |
98 | ||
1d58a1fe | 99 | r = hashmap_put(names, *i, NAME_IS_ACQUIRED); |
23bbb0de MS |
100 | if (r < 0) |
101 | return log_error_errno(r, "Failed to add to hashmap: %m"); | |
5e2f14e6 LP |
102 | } |
103 | ||
104 | STRV_FOREACH(i, activatable) { | |
89ffcd2a LP |
105 | max_i = MAX(max_i, strlen(*i)); |
106 | ||
1d58a1fe | 107 | r = hashmap_put(names, *i, NAME_IS_ACTIVATABLE); |
23bbb0de MS |
108 | if (r < 0 && r != -EEXIST) |
109 | return log_error_errno(r, "Failed to add to hashmap: %m"); | |
5e2f14e6 LP |
110 | } |
111 | ||
112 | merged = new(char*, hashmap_size(names) + 1); | |
113 | HASHMAP_FOREACH_KEY(v, k, names, iterator) | |
114 | merged[n++] = k; | |
115 | ||
116 | merged[n] = NULL; | |
117 | strv_sort(merged); | |
118 | ||
17d47d8d TA |
119 | if (arg_legend) { |
120 | printf("%-*s %*s %-*s %-*s %-*s %-*s %-*s %-*s", | |
455971c1 | 121 | (int) max_i, "NAME", 10, "PID", 15, "PROCESS", 16, "USER", 13, "CONNECTION", 25, "UNIT", 10, "SESSION", 19, "DESCRIPTION"); |
89ffcd2a | 122 | |
17d47d8d TA |
123 | if (arg_show_machine) |
124 | puts(" MACHINE"); | |
125 | else | |
126 | putchar('\n'); | |
127 | } | |
a4297f08 | 128 | |
5e2f14e6 | 129 | STRV_FOREACH(i, merged) { |
4afd3348 | 130 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
5e2f14e6 | 131 | sd_id128_t mid; |
71f2ab46 | 132 | |
1d58a1fe | 133 | if (hashmap_get(names, *i) == NAME_IS_ACTIVATABLE) { |
5e2f14e6 | 134 | /* Activatable */ |
71f2ab46 | 135 | |
5e2f14e6 | 136 | printf("%-*s", (int) max_i, *i); |
56e61788 LP |
137 | printf(" - - - (activatable) - - "); |
138 | if (arg_show_machine) | |
5e2f14e6 | 139 | puts(" -"); |
56e61788 LP |
140 | else |
141 | putchar('\n'); | |
71f2ab46 LP |
142 | continue; |
143 | ||
5e2f14e6 | 144 | } |
de1c301e | 145 | |
56e61788 LP |
146 | if (!arg_unique && (*i)[0] == ':') |
147 | continue; | |
148 | ||
149 | if (!arg_acquired && (*i)[0] != ':') | |
1f849790 | 150 | continue; |
89ffcd2a LP |
151 | |
152 | printf("%-*s", (int) max_i, *i); | |
de1c301e | 153 | |
40ed1a45 LP |
154 | r = sd_bus_get_name_creds( |
155 | bus, *i, | |
156 | (arg_augment_creds ? SD_BUS_CREDS_AUGMENT : 0) | | |
05bae4a6 | 157 | SD_BUS_CREDS_EUID|SD_BUS_CREDS_PID|SD_BUS_CREDS_COMM| |
40ed1a45 LP |
158 | SD_BUS_CREDS_UNIQUE_NAME|SD_BUS_CREDS_UNIT|SD_BUS_CREDS_SESSION| |
159 | SD_BUS_CREDS_DESCRIPTION, &creds); | |
89ffcd2a | 160 | if (r >= 0) { |
14008e4e | 161 | const char *unique, *session, *unit, *cn; |
5b12334d LP |
162 | pid_t pid; |
163 | uid_t uid; | |
de1c301e | 164 | |
5b12334d LP |
165 | r = sd_bus_creds_get_pid(creds, &pid); |
166 | if (r >= 0) { | |
167 | const char *comm = NULL; | |
de1c301e | 168 | |
5b12334d | 169 | sd_bus_creds_get_comm(creds, &comm); |
89ffcd2a | 170 | |
5b12334d LP |
171 | printf(" %10lu %-15s", (unsigned long) pid, strna(comm)); |
172 | } else | |
a4297f08 | 173 | fputs(" - - ", stdout); |
89ffcd2a | 174 | |
05bae4a6 | 175 | r = sd_bus_creds_get_euid(creds, &uid); |
5b12334d LP |
176 | if (r >= 0) { |
177 | _cleanup_free_ char *u = NULL; | |
89ffcd2a | 178 | |
5b12334d LP |
179 | u = uid_to_name(uid); |
180 | if (!u) | |
181 | return log_oom(); | |
89ffcd2a | 182 | |
5b12334d LP |
183 | if (strlen(u) > 16) |
184 | u[16] = 0; | |
185 | ||
186 | printf(" %-16s", u); | |
187 | } else | |
a4297f08 | 188 | fputs(" - ", stdout); |
89ffcd2a | 189 | |
49b832c5 LP |
190 | r = sd_bus_creds_get_unique_name(creds, &unique); |
191 | if (r >= 0) | |
56e61788 LP |
192 | printf(" %-13s", unique); |
193 | else | |
194 | fputs(" - ", stdout); | |
195 | ||
196 | r = sd_bus_creds_get_unit(creds, &unit); | |
197 | if (r >= 0) { | |
198 | _cleanup_free_ char *e; | |
199 | ||
200 | e = ellipsize(unit, 25, 100); | |
201 | if (!e) | |
202 | return log_oom(); | |
203 | ||
204 | printf(" %-25s", e); | |
205 | } else | |
206 | fputs(" - ", stdout); | |
207 | ||
208 | r = sd_bus_creds_get_session(creds, &session); | |
209 | if (r >= 0) | |
210 | printf(" %-10s", session); | |
a4297f08 | 211 | else |
56e61788 | 212 | fputs(" - ", stdout); |
7b0b392f | 213 | |
455971c1 | 214 | r = sd_bus_creds_get_description(creds, &cn); |
14008e4e LP |
215 | if (r >= 0) |
216 | printf(" %-19s", cn); | |
217 | else | |
218 | fputs(" - ", stdout); | |
219 | ||
7b0b392f | 220 | } else |
14008e4e | 221 | printf(" - - - - - - - "); |
a4297f08 | 222 | |
56e61788 | 223 | if (arg_show_machine) { |
056f95d0 | 224 | r = sd_bus_get_name_machine_id(bus, *i, &mid); |
a4297f08 LP |
225 | if (r >= 0) { |
226 | char m[SD_ID128_STRING_MAX]; | |
227 | printf(" %s\n", sd_id128_to_string(mid, m)); | |
228 | } else | |
229 | puts(" -"); | |
56e61788 LP |
230 | } else |
231 | putchar('\n'); | |
de1c301e LP |
232 | } |
233 | ||
1f849790 LP |
234 | return 0; |
235 | } | |
236 | ||
d9130355 LP |
237 | static void print_subtree(const char *prefix, const char *path, char **l) { |
238 | const char *vertical, *space; | |
239 | char **n; | |
240 | ||
241 | /* We assume the list is sorted. Let's first skip over the | |
242 | * entry we are looking at. */ | |
243 | for (;;) { | |
244 | if (!*l) | |
245 | return; | |
246 | ||
247 | if (!streq(*l, path)) | |
248 | break; | |
249 | ||
250 | l++; | |
251 | } | |
252 | ||
323b7dc9 ZJS |
253 | vertical = strjoina(prefix, special_glyph(TREE_VERTICAL)); |
254 | space = strjoina(prefix, special_glyph(TREE_SPACE)); | |
d9130355 LP |
255 | |
256 | for (;;) { | |
257 | bool has_more = false; | |
258 | ||
259 | if (!*l || !path_startswith(*l, path)) | |
260 | break; | |
261 | ||
262 | n = l + 1; | |
263 | for (;;) { | |
264 | if (!*n || !path_startswith(*n, path)) | |
265 | break; | |
266 | ||
267 | if (!path_startswith(*n, *l)) { | |
268 | has_more = true; | |
269 | break; | |
270 | } | |
271 | ||
272 | n++; | |
273 | } | |
274 | ||
323b7dc9 | 275 | printf("%s%s%s\n", prefix, special_glyph(has_more ? TREE_BRANCH : TREE_RIGHT), *l); |
d9130355 LP |
276 | |
277 | print_subtree(has_more ? vertical : space, *l, l); | |
278 | l = n; | |
279 | } | |
280 | } | |
281 | ||
282 | static void print_tree(const char *prefix, char **l) { | |
283 | ||
ea4b98e6 | 284 | pager_open(arg_no_pager, false); |
d9130355 LP |
285 | |
286 | prefix = strempty(prefix); | |
287 | ||
288 | if (arg_list) { | |
289 | char **i; | |
290 | ||
291 | STRV_FOREACH(i, l) | |
292 | printf("%s%s\n", prefix, *i); | |
293 | return; | |
294 | } | |
295 | ||
56c8b52d LP |
296 | if (strv_isempty(l)) { |
297 | printf("No objects discovered.\n"); | |
298 | return; | |
299 | } | |
300 | ||
301 | if (streq(l[0], "/") && !l[1]) { | |
302 | printf("Only root object discovered.\n"); | |
303 | return; | |
304 | } | |
d9130355 LP |
305 | |
306 | print_subtree(prefix, "/", l); | |
307 | } | |
308 | ||
a1ad3767 LP |
309 | static int on_path(const char *path, void *userdata) { |
310 | Set *paths = userdata; | |
d9130355 LP |
311 | int r; |
312 | ||
a1ad3767 | 313 | assert(paths); |
d9130355 | 314 | |
a1ad3767 LP |
315 | r = set_put_strdup(paths, path); |
316 | if (r < 0) | |
317 | return log_oom(); | |
d9130355 | 318 | |
a1ad3767 | 319 | return 0; |
d9130355 LP |
320 | } |
321 | ||
73fc23c0 | 322 | static int find_nodes(sd_bus *bus, const char *service, const char *path, Set *paths, bool many) { |
0171da06 | 323 | static const XMLIntrospectOps ops = { |
a1ad3767 LP |
324 | .on_path = on_path, |
325 | }; | |
326 | ||
4afd3348 LP |
327 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
328 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
a1ad3767 | 329 | const char *xml; |
d9130355 LP |
330 | int r; |
331 | ||
332 | r = sd_bus_call_method(bus, service, path, "org.freedesktop.DBus.Introspectable", "Introspect", &error, &reply, ""); | |
333 | if (r < 0) { | |
73fc23c0 LP |
334 | if (many) |
335 | printf("Failed to introspect object %s of service %s: %s\n", path, service, bus_error_message(&error, r)); | |
336 | else | |
337 | log_error("Failed to introspect object %s of service %s: %s", path, service, bus_error_message(&error, r)); | |
d9130355 LP |
338 | return r; |
339 | } | |
340 | ||
341 | r = sd_bus_message_read(reply, "s", &xml); | |
342 | if (r < 0) | |
343 | return bus_log_parse_error(r); | |
344 | ||
a1ad3767 | 345 | return parse_xml_introspect(path, xml, &ops, paths); |
d9130355 LP |
346 | } |
347 | ||
73fc23c0 | 348 | static int tree_one(sd_bus *bus, const char *service, const char *prefix, bool many) { |
d9130355 LP |
349 | _cleanup_set_free_free_ Set *paths = NULL, *done = NULL, *failed = NULL; |
350 | _cleanup_free_ char **l = NULL; | |
351 | char *m; | |
352 | int r; | |
353 | ||
354 | paths = set_new(&string_hash_ops); | |
355 | if (!paths) | |
356 | return log_oom(); | |
357 | ||
358 | done = set_new(&string_hash_ops); | |
359 | if (!done) | |
360 | return log_oom(); | |
361 | ||
362 | failed = set_new(&string_hash_ops); | |
363 | if (!failed) | |
364 | return log_oom(); | |
365 | ||
366 | m = strdup("/"); | |
367 | if (!m) | |
368 | return log_oom(); | |
369 | ||
370 | r = set_put(paths, m); | |
371 | if (r < 0) { | |
372 | free(m); | |
373 | return log_oom(); | |
374 | } | |
375 | ||
376 | for (;;) { | |
377 | _cleanup_free_ char *p = NULL; | |
378 | int q; | |
379 | ||
380 | p = set_steal_first(paths); | |
381 | if (!p) | |
382 | break; | |
383 | ||
384 | if (set_contains(done, p) || | |
385 | set_contains(failed, p)) | |
386 | continue; | |
387 | ||
73fc23c0 | 388 | q = find_nodes(bus, service, p, paths, many); |
d9130355 LP |
389 | if (q < 0) { |
390 | if (r >= 0) | |
391 | r = q; | |
392 | ||
393 | q = set_put(failed, p); | |
394 | } else | |
395 | q = set_put(done, p); | |
396 | ||
397 | if (q < 0) | |
398 | return log_oom(); | |
399 | ||
400 | assert(q != 0); | |
401 | p = NULL; | |
402 | } | |
403 | ||
ea4b98e6 | 404 | pager_open(arg_no_pager, false); |
73fc23c0 | 405 | |
d9130355 LP |
406 | l = set_get_strv(done); |
407 | if (!l) | |
408 | return log_oom(); | |
409 | ||
410 | strv_sort(l); | |
411 | print_tree(prefix, l); | |
412 | ||
413 | fflush(stdout); | |
414 | ||
415 | return r; | |
416 | } | |
417 | ||
418 | static int tree(sd_bus *bus, char **argv) { | |
419 | char **i; | |
420 | int r = 0; | |
421 | ||
422 | if (!arg_unique && !arg_acquired) | |
423 | arg_acquired = true; | |
424 | ||
425 | if (strv_length(argv) <= 1) { | |
426 | _cleanup_strv_free_ char **names = NULL; | |
56c8b52d | 427 | bool not_first = false; |
d9130355 LP |
428 | |
429 | r = sd_bus_list_names(bus, &names, NULL); | |
23bbb0de MS |
430 | if (r < 0) |
431 | return log_error_errno(r, "Failed to get name list: %m"); | |
d9130355 | 432 | |
ea4b98e6 | 433 | pager_open(arg_no_pager, false); |
d9130355 LP |
434 | |
435 | STRV_FOREACH(i, names) { | |
436 | int q; | |
437 | ||
438 | if (!arg_unique && (*i)[0] == ':') | |
439 | continue; | |
440 | ||
441 | if (!arg_acquired && (*i)[0] == ':') | |
442 | continue; | |
443 | ||
444 | if (not_first) | |
445 | printf("\n"); | |
446 | ||
1fc464f6 | 447 | printf("Service %s%s%s:\n", ansi_highlight(), *i, ansi_normal()); |
d9130355 | 448 | |
73fc23c0 | 449 | q = tree_one(bus, *i, NULL, true); |
d9130355 LP |
450 | if (q < 0 && r >= 0) |
451 | r = q; | |
452 | ||
453 | not_first = true; | |
454 | } | |
455 | } else { | |
d9130355 LP |
456 | STRV_FOREACH(i, argv+1) { |
457 | int q; | |
458 | ||
459 | if (i > argv+1) | |
460 | printf("\n"); | |
461 | ||
73fc23c0 | 462 | if (argv[2]) { |
ea4b98e6 | 463 | pager_open(arg_no_pager, false); |
1fc464f6 | 464 | printf("Service %s%s%s:\n", ansi_highlight(), *i, ansi_normal()); |
73fc23c0 | 465 | } |
d9130355 | 466 | |
73fc23c0 | 467 | q = tree_one(bus, *i, NULL, !!argv[2]); |
d9130355 LP |
468 | if (q < 0 && r >= 0) |
469 | r = q; | |
470 | } | |
471 | } | |
472 | ||
473 | return r; | |
474 | } | |
475 | ||
1fc55609 LP |
476 | static int format_cmdline(sd_bus_message *m, FILE *f, bool needs_space) { |
477 | int r; | |
478 | ||
479 | for (;;) { | |
480 | const char *contents = NULL; | |
481 | char type; | |
482 | union { | |
483 | uint8_t u8; | |
484 | uint16_t u16; | |
485 | int16_t s16; | |
486 | uint32_t u32; | |
487 | int32_t s32; | |
488 | uint64_t u64; | |
489 | int64_t s64; | |
490 | double d64; | |
491 | const char *string; | |
492 | int i; | |
493 | } basic; | |
494 | ||
495 | r = sd_bus_message_peek_type(m, &type, &contents); | |
317f2fc9 | 496 | if (r < 0) |
1fc55609 | 497 | return r; |
317f2fc9 LP |
498 | if (r == 0) |
499 | return needs_space; | |
1fc55609 LP |
500 | |
501 | if (bus_type_is_container(type) > 0) { | |
502 | ||
503 | r = sd_bus_message_enter_container(m, type, contents); | |
504 | if (r < 0) | |
505 | return r; | |
506 | ||
507 | if (type == SD_BUS_TYPE_ARRAY) { | |
508 | unsigned n = 0; | |
509 | ||
510 | /* count array entries */ | |
511 | for (;;) { | |
512 | ||
513 | r = sd_bus_message_skip(m, contents); | |
514 | if (r < 0) | |
515 | return r; | |
516 | if (r == 0) | |
517 | break; | |
518 | ||
519 | n++; | |
520 | } | |
521 | ||
522 | r = sd_bus_message_rewind(m, false); | |
523 | if (r < 0) | |
524 | return r; | |
525 | ||
526 | if (needs_space) | |
527 | fputc(' ', f); | |
528 | ||
529 | fprintf(f, "%u", n); | |
317f2fc9 LP |
530 | needs_space = true; |
531 | ||
1fc55609 LP |
532 | } else if (type == SD_BUS_TYPE_VARIANT) { |
533 | ||
534 | if (needs_space) | |
535 | fputc(' ', f); | |
536 | ||
537 | fprintf(f, "%s", contents); | |
317f2fc9 | 538 | needs_space = true; |
1fc55609 LP |
539 | } |
540 | ||
317f2fc9 | 541 | r = format_cmdline(m, f, needs_space); |
1fc55609 LP |
542 | if (r < 0) |
543 | return r; | |
544 | ||
317f2fc9 LP |
545 | needs_space = r > 0; |
546 | ||
1fc55609 LP |
547 | r = sd_bus_message_exit_container(m); |
548 | if (r < 0) | |
549 | return r; | |
550 | ||
551 | continue; | |
552 | } | |
553 | ||
554 | r = sd_bus_message_read_basic(m, type, &basic); | |
555 | if (r < 0) | |
556 | return r; | |
557 | ||
558 | if (needs_space) | |
559 | fputc(' ', f); | |
560 | ||
561 | switch (type) { | |
562 | case SD_BUS_TYPE_BYTE: | |
563 | fprintf(f, "%u", basic.u8); | |
564 | break; | |
565 | ||
566 | case SD_BUS_TYPE_BOOLEAN: | |
567 | fputs(true_false(basic.i), f); | |
568 | break; | |
569 | ||
570 | case SD_BUS_TYPE_INT16: | |
571 | fprintf(f, "%i", basic.s16); | |
572 | break; | |
573 | ||
574 | case SD_BUS_TYPE_UINT16: | |
575 | fprintf(f, "%u", basic.u16); | |
576 | break; | |
577 | ||
578 | case SD_BUS_TYPE_INT32: | |
579 | fprintf(f, "%i", basic.s32); | |
580 | break; | |
581 | ||
582 | case SD_BUS_TYPE_UINT32: | |
583 | fprintf(f, "%u", basic.u32); | |
584 | break; | |
585 | ||
586 | case SD_BUS_TYPE_INT64: | |
587 | fprintf(f, "%" PRIi64, basic.s64); | |
588 | break; | |
589 | ||
590 | case SD_BUS_TYPE_UINT64: | |
591 | fprintf(f, "%" PRIu64, basic.u64); | |
592 | break; | |
593 | ||
594 | case SD_BUS_TYPE_DOUBLE: | |
595 | fprintf(f, "%g", basic.d64); | |
596 | break; | |
597 | ||
598 | case SD_BUS_TYPE_STRING: | |
599 | case SD_BUS_TYPE_OBJECT_PATH: | |
600 | case SD_BUS_TYPE_SIGNATURE: { | |
601 | _cleanup_free_ char *b = NULL; | |
602 | ||
603 | b = cescape(basic.string); | |
604 | if (!b) | |
605 | return -ENOMEM; | |
606 | ||
607 | fprintf(f, "\"%s\"", b); | |
608 | break; | |
609 | } | |
610 | ||
611 | case SD_BUS_TYPE_UNIX_FD: | |
612 | fprintf(f, "%i", basic.i); | |
613 | break; | |
614 | ||
615 | default: | |
616 | assert_not_reached("Unknown basic type."); | |
617 | } | |
618 | ||
1ed24c61 | 619 | needs_space = true; |
1fc55609 LP |
620 | } |
621 | } | |
622 | ||
0171da06 LP |
623 | typedef struct Member { |
624 | const char *type; | |
625 | char *interface; | |
626 | char *name; | |
627 | char *signature; | |
628 | char *result; | |
1fc55609 | 629 | char *value; |
0171da06 LP |
630 | bool writable; |
631 | uint64_t flags; | |
632 | } Member; | |
633 | ||
b826ab58 | 634 | static void member_hash_func(const void *p, struct siphash *state) { |
0171da06 | 635 | const Member *m = p; |
1e2527a6 | 636 | uint64_t arity = 1; |
0171da06 LP |
637 | |
638 | assert(m); | |
639 | assert(m->type); | |
640 | ||
b826ab58 | 641 | string_hash_func(m->type, state); |
0171da06 | 642 | |
1e2527a6 TG |
643 | arity += !!m->name + !!m->interface; |
644 | ||
645 | uint64_hash_func(&arity, state); | |
646 | ||
0171da06 | 647 | if (m->name) |
b826ab58 | 648 | string_hash_func(m->name, state); |
0171da06 LP |
649 | |
650 | if (m->interface) | |
b826ab58 | 651 | string_hash_func(m->interface, state); |
0171da06 LP |
652 | } |
653 | ||
654 | static int member_compare_func(const void *a, const void *b) { | |
655 | const Member *x = a, *y = b; | |
656 | int d; | |
657 | ||
658 | assert(x); | |
659 | assert(y); | |
660 | assert(x->type); | |
661 | assert(y->type); | |
662 | ||
c030a850 NK |
663 | d = strcmp_ptr(x->interface, y->interface); |
664 | if (d != 0) | |
665 | return d; | |
0171da06 LP |
666 | |
667 | d = strcmp(x->type, y->type); | |
668 | if (d != 0) | |
669 | return d; | |
670 | ||
c030a850 | 671 | return strcmp_ptr(x->name, y->name); |
0171da06 LP |
672 | } |
673 | ||
674 | static int member_compare_funcp(const void *a, const void *b) { | |
675 | const Member *const * x = (const Member *const *) a, * const *y = (const Member *const *) b; | |
676 | ||
677 | return member_compare_func(*x, *y); | |
678 | } | |
679 | ||
680 | static void member_free(Member *m) { | |
681 | if (!m) | |
682 | return; | |
683 | ||
684 | free(m->interface); | |
685 | free(m->name); | |
686 | free(m->signature); | |
687 | free(m->result); | |
1fc55609 | 688 | free(m->value); |
0171da06 LP |
689 | free(m); |
690 | } | |
691 | ||
692 | DEFINE_TRIVIAL_CLEANUP_FUNC(Member*, member_free); | |
693 | ||
694 | static void member_set_free(Set *s) { | |
224b0e7a | 695 | set_free_with_destructor(s, member_free); |
0171da06 LP |
696 | } |
697 | ||
698 | DEFINE_TRIVIAL_CLEANUP_FUNC(Set*, member_set_free); | |
699 | ||
700 | static int on_interface(const char *interface, uint64_t flags, void *userdata) { | |
701 | _cleanup_(member_freep) Member *m; | |
702 | Set *members = userdata; | |
703 | int r; | |
704 | ||
705 | assert(interface); | |
706 | assert(members); | |
707 | ||
708 | m = new0(Member, 1); | |
709 | if (!m) | |
710 | return log_oom(); | |
711 | ||
712 | m->type = "interface"; | |
713 | m->flags = flags; | |
714 | ||
715 | r = free_and_strdup(&m->interface, interface); | |
716 | if (r < 0) | |
717 | return log_oom(); | |
718 | ||
719 | r = set_put(members, m); | |
720 | if (r <= 0) { | |
721 | log_error("Duplicate interface"); | |
722 | return -EINVAL; | |
723 | } | |
724 | ||
725 | m = NULL; | |
726 | return 0; | |
727 | } | |
728 | ||
729 | static int on_method(const char *interface, const char *name, const char *signature, const char *result, uint64_t flags, void *userdata) { | |
730 | _cleanup_(member_freep) Member *m; | |
731 | Set *members = userdata; | |
732 | int r; | |
733 | ||
734 | assert(interface); | |
735 | assert(name); | |
736 | ||
737 | m = new0(Member, 1); | |
738 | if (!m) | |
739 | return log_oom(); | |
740 | ||
741 | m->type = "method"; | |
742 | m->flags = flags; | |
743 | ||
744 | r = free_and_strdup(&m->interface, interface); | |
745 | if (r < 0) | |
746 | return log_oom(); | |
747 | ||
748 | r = free_and_strdup(&m->name, name); | |
749 | if (r < 0) | |
750 | return log_oom(); | |
751 | ||
752 | r = free_and_strdup(&m->signature, signature); | |
753 | if (r < 0) | |
754 | return log_oom(); | |
755 | ||
756 | r = free_and_strdup(&m->result, result); | |
757 | if (r < 0) | |
758 | return log_oom(); | |
759 | ||
760 | r = set_put(members, m); | |
761 | if (r <= 0) { | |
762 | log_error("Duplicate method"); | |
763 | return -EINVAL; | |
764 | } | |
765 | ||
766 | m = NULL; | |
767 | return 0; | |
768 | } | |
769 | ||
770 | static int on_signal(const char *interface, const char *name, const char *signature, uint64_t flags, void *userdata) { | |
771 | _cleanup_(member_freep) Member *m; | |
772 | Set *members = userdata; | |
773 | int r; | |
774 | ||
775 | assert(interface); | |
776 | assert(name); | |
777 | ||
778 | m = new0(Member, 1); | |
779 | if (!m) | |
780 | return log_oom(); | |
781 | ||
782 | m->type = "signal"; | |
783 | m->flags = flags; | |
784 | ||
785 | r = free_and_strdup(&m->interface, interface); | |
786 | if (r < 0) | |
787 | return log_oom(); | |
788 | ||
789 | r = free_and_strdup(&m->name, name); | |
790 | if (r < 0) | |
791 | return log_oom(); | |
792 | ||
793 | r = free_and_strdup(&m->signature, signature); | |
794 | if (r < 0) | |
795 | return log_oom(); | |
796 | ||
797 | r = set_put(members, m); | |
798 | if (r <= 0) { | |
799 | log_error("Duplicate signal"); | |
800 | return -EINVAL; | |
801 | } | |
802 | ||
803 | m = NULL; | |
804 | return 0; | |
805 | } | |
806 | ||
807 | static int on_property(const char *interface, const char *name, const char *signature, bool writable, uint64_t flags, void *userdata) { | |
808 | _cleanup_(member_freep) Member *m; | |
809 | Set *members = userdata; | |
810 | int r; | |
811 | ||
812 | assert(interface); | |
813 | assert(name); | |
814 | ||
815 | m = new0(Member, 1); | |
816 | if (!m) | |
817 | return log_oom(); | |
818 | ||
819 | m->type = "property"; | |
820 | m->flags = flags; | |
821 | m->writable = writable; | |
822 | ||
823 | r = free_and_strdup(&m->interface, interface); | |
824 | if (r < 0) | |
825 | return log_oom(); | |
826 | ||
827 | r = free_and_strdup(&m->name, name); | |
828 | if (r < 0) | |
829 | return log_oom(); | |
830 | ||
831 | r = free_and_strdup(&m->signature, signature); | |
832 | if (r < 0) | |
833 | return log_oom(); | |
834 | ||
835 | r = set_put(members, m); | |
836 | if (r <= 0) { | |
837 | log_error("Duplicate property"); | |
838 | return -EINVAL; | |
839 | } | |
840 | ||
841 | m = NULL; | |
842 | return 0; | |
843 | } | |
844 | ||
845 | static const char *strdash(const char *x) { | |
846 | return isempty(x) ? "-" : x; | |
847 | } | |
848 | ||
849 | static int introspect(sd_bus *bus, char **argv) { | |
850 | static const struct hash_ops member_hash_ops = { | |
851 | .hash = member_hash_func, | |
852 | .compare = member_compare_func, | |
853 | }; | |
854 | ||
855 | static const XMLIntrospectOps ops = { | |
856 | .on_interface = on_interface, | |
857 | .on_method = on_method, | |
858 | .on_signal = on_signal, | |
859 | .on_property = on_property, | |
860 | }; | |
861 | ||
9efebb65 | 862 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply_xml = NULL; |
4afd3348 | 863 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
0171da06 LP |
864 | _cleanup_(member_set_freep) Set *members = NULL; |
865 | Iterator i; | |
866 | Member *m; | |
867 | const char *xml; | |
868 | int r; | |
869 | unsigned name_width, type_width, signature_width, result_width; | |
870 | Member **sorted = NULL; | |
4f44c03e | 871 | unsigned k = 0, j, n_args; |
0171da06 | 872 | |
4f44c03e LP |
873 | n_args = strv_length(argv); |
874 | if (n_args < 3) { | |
0171da06 LP |
875 | log_error("Requires service and object path argument."); |
876 | return -EINVAL; | |
877 | } | |
878 | ||
4f44c03e LP |
879 | if (n_args > 4) { |
880 | log_error("Too many arguments."); | |
881 | return -EINVAL; | |
882 | } | |
883 | ||
0171da06 LP |
884 | members = set_new(&member_hash_ops); |
885 | if (!members) | |
886 | return log_oom(); | |
887 | ||
9efebb65 | 888 | r = sd_bus_call_method(bus, argv[1], argv[2], "org.freedesktop.DBus.Introspectable", "Introspect", &error, &reply_xml, ""); |
0171da06 LP |
889 | if (r < 0) { |
890 | log_error("Failed to introspect object %s of service %s: %s", argv[2], argv[1], bus_error_message(&error, r)); | |
891 | return r; | |
892 | } | |
893 | ||
9efebb65 | 894 | r = sd_bus_message_read(reply_xml, "s", &xml); |
0171da06 LP |
895 | if (r < 0) |
896 | return bus_log_parse_error(r); | |
897 | ||
1fc55609 | 898 | /* First, get list of all properties */ |
0171da06 LP |
899 | r = parse_xml_introspect(argv[2], xml, &ops, members); |
900 | if (r < 0) | |
901 | return r; | |
902 | ||
1fc55609 LP |
903 | /* Second, find the current values for them */ |
904 | SET_FOREACH(m, members, i) { | |
9efebb65 | 905 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
1fc55609 LP |
906 | |
907 | if (!streq(m->type, "property")) | |
908 | continue; | |
909 | ||
910 | if (m->value) | |
911 | continue; | |
912 | ||
4f44c03e LP |
913 | if (argv[3] && !streq(argv[3], m->interface)) |
914 | continue; | |
915 | ||
1fc55609 LP |
916 | r = sd_bus_call_method(bus, argv[1], argv[2], "org.freedesktop.DBus.Properties", "GetAll", &error, &reply, "s", m->interface); |
917 | if (r < 0) { | |
918 | log_error("%s", bus_error_message(&error, r)); | |
919 | return r; | |
920 | } | |
921 | ||
922 | r = sd_bus_message_enter_container(reply, 'a', "{sv}"); | |
923 | if (r < 0) | |
924 | return bus_log_parse_error(r); | |
925 | ||
926 | for (;;) { | |
927 | Member *z; | |
928 | _cleanup_free_ char *buf = NULL; | |
929 | _cleanup_fclose_ FILE *mf = NULL; | |
930 | size_t sz = 0; | |
931 | const char *name; | |
932 | ||
933 | r = sd_bus_message_enter_container(reply, 'e', "sv"); | |
934 | if (r < 0) | |
935 | return bus_log_parse_error(r); | |
936 | ||
937 | if (r == 0) | |
938 | break; | |
939 | ||
940 | r = sd_bus_message_read(reply, "s", &name); | |
941 | if (r < 0) | |
942 | return bus_log_parse_error(r); | |
943 | ||
944 | r = sd_bus_message_enter_container(reply, 'v', NULL); | |
945 | if (r < 0) | |
946 | return bus_log_parse_error(r); | |
947 | ||
948 | mf = open_memstream(&buf, &sz); | |
949 | if (!mf) | |
950 | return log_oom(); | |
951 | ||
952 | r = format_cmdline(reply, mf, false); | |
953 | if (r < 0) | |
954 | return bus_log_parse_error(r); | |
955 | ||
956 | fclose(mf); | |
957 | mf = NULL; | |
958 | ||
959 | z = set_get(members, &((Member) { | |
960 | .type = "property", | |
961 | .interface = m->interface, | |
962 | .name = (char*) name })); | |
963 | if (z) { | |
964 | free(z->value); | |
965 | z->value = buf; | |
966 | buf = NULL; | |
967 | } | |
968 | ||
969 | r = sd_bus_message_exit_container(reply); | |
970 | if (r < 0) | |
971 | return bus_log_parse_error(r); | |
972 | ||
973 | r = sd_bus_message_exit_container(reply); | |
974 | if (r < 0) | |
975 | return bus_log_parse_error(r); | |
976 | } | |
977 | ||
978 | r = sd_bus_message_exit_container(reply); | |
979 | if (r < 0) | |
980 | return bus_log_parse_error(r); | |
981 | } | |
982 | ||
ea4b98e6 | 983 | pager_open(arg_no_pager, false); |
0171da06 LP |
984 | |
985 | name_width = strlen("NAME"); | |
986 | type_width = strlen("TYPE"); | |
987 | signature_width = strlen("SIGNATURE"); | |
1fc55609 | 988 | result_width = strlen("RESULT/VALUE"); |
0171da06 LP |
989 | |
990 | sorted = newa(Member*, set_size(members)); | |
991 | ||
992 | SET_FOREACH(m, members, i) { | |
4f44c03e LP |
993 | |
994 | if (argv[3] && !streq(argv[3], m->interface)) | |
995 | continue; | |
996 | ||
0171da06 LP |
997 | if (m->interface) |
998 | name_width = MAX(name_width, strlen(m->interface)); | |
999 | if (m->name) | |
1000 | name_width = MAX(name_width, strlen(m->name) + 1); | |
1001 | if (m->type) | |
1002 | type_width = MAX(type_width, strlen(m->type)); | |
1003 | if (m->signature) | |
1004 | signature_width = MAX(signature_width, strlen(m->signature)); | |
1005 | if (m->result) | |
1006 | result_width = MAX(result_width, strlen(m->result)); | |
1fc55609 LP |
1007 | if (m->value) |
1008 | result_width = MAX(result_width, strlen(m->value)); | |
0171da06 LP |
1009 | |
1010 | sorted[k++] = m; | |
1011 | } | |
1012 | ||
1fc55609 LP |
1013 | if (result_width > 40) |
1014 | result_width = 40; | |
1015 | ||
0171da06 LP |
1016 | qsort(sorted, k, sizeof(Member*), member_compare_funcp); |
1017 | ||
1fc55609 LP |
1018 | if (arg_legend) { |
1019 | printf("%-*s %-*s %-*s %-*s %s\n", | |
1020 | (int) name_width, "NAME", | |
1021 | (int) type_width, "TYPE", | |
1022 | (int) signature_width, "SIGNATURE", | |
1023 | (int) result_width, "RESULT/VALUE", | |
1024 | "FLAGS"); | |
1025 | } | |
0171da06 LP |
1026 | |
1027 | for (j = 0; j < k; j++) { | |
1fc55609 LP |
1028 | _cleanup_free_ char *ellipsized = NULL; |
1029 | const char *rv; | |
0171da06 LP |
1030 | bool is_interface; |
1031 | ||
1032 | m = sorted[j]; | |
1033 | ||
4f44c03e LP |
1034 | if (argv[3] && !streq(argv[3], m->interface)) |
1035 | continue; | |
1036 | ||
0171da06 LP |
1037 | is_interface = streq(m->type, "interface"); |
1038 | ||
4f44c03e LP |
1039 | if (argv[3] && is_interface) |
1040 | continue; | |
1041 | ||
1fc55609 LP |
1042 | if (m->value) { |
1043 | ellipsized = ellipsize(m->value, result_width, 100); | |
1044 | if (!ellipsized) | |
1045 | return log_oom(); | |
1046 | ||
1047 | rv = ellipsized; | |
1048 | } else | |
1049 | rv = strdash(m->result); | |
1050 | ||
0171da06 LP |
1051 | printf("%s%s%-*s%s %-*s %-*s %-*s%s%s%s%s%s%s\n", |
1052 | is_interface ? ansi_highlight() : "", | |
1053 | is_interface ? "" : ".", | |
1054 | - !is_interface + (int) name_width, strdash(streq_ptr(m->type, "interface") ? m->interface : m->name), | |
1fc464f6 | 1055 | is_interface ? ansi_normal() : "", |
0171da06 LP |
1056 | (int) type_width, strdash(m->type), |
1057 | (int) signature_width, strdash(m->signature), | |
1fc55609 | 1058 | (int) result_width, rv, |
0171da06 LP |
1059 | (m->flags & SD_BUS_VTABLE_DEPRECATED) ? " deprecated" : (m->flags || m->writable ? "" : " -"), |
1060 | (m->flags & SD_BUS_VTABLE_METHOD_NO_REPLY) ? " no-reply" : "", | |
1061 | (m->flags & SD_BUS_VTABLE_PROPERTY_CONST) ? " const" : "", | |
1062 | (m->flags & SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE) ? " emits-change" : "", | |
1063 | (m->flags & SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION) ? " emits-invalidation" : "", | |
1064 | m->writable ? " writable" : ""); | |
1065 | } | |
1066 | ||
1067 | return 0; | |
1068 | } | |
1069 | ||
1f70b087 | 1070 | static int message_dump(sd_bus_message *m, FILE *f) { |
d55192ad | 1071 | return bus_message_dump(m, f, BUS_MESSAGE_DUMP_WITH_HEADER); |
1f70b087 LP |
1072 | } |
1073 | ||
1074 | static int message_pcap(sd_bus_message *m, FILE *f) { | |
1075 | return bus_message_pcap_frame(m, arg_snaplen, f); | |
1076 | } | |
1077 | ||
1078 | static int monitor(sd_bus *bus, char *argv[], int (*dump)(sd_bus_message *m, FILE *f)) { | |
17fd7460 LU |
1079 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *message = NULL; |
1080 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
1f849790 | 1081 | char **i; |
17fd7460 | 1082 | uint32_t flags = 0; |
f5938e8f TG |
1083 | const char *unique_name; |
1084 | bool is_monitor = false; | |
1f849790 LP |
1085 | int r; |
1086 | ||
17fd7460 LU |
1087 | /* upgrade connection; it's not used for anything else after this call */ |
1088 | r = sd_bus_message_new_method_call(bus, &message, "org.freedesktop.DBus", "/org/freedesktop/DBus", "org.freedesktop.DBus.Monitoring", "BecomeMonitor"); | |
1089 | if (r < 0) | |
1090 | return bus_log_create_error(r); | |
1091 | ||
1092 | r = sd_bus_message_open_container(message, 'a', "s"); | |
1093 | if (r < 0) | |
1094 | return bus_log_create_error(r); | |
1095 | ||
1f849790 LP |
1096 | STRV_FOREACH(i, argv+1) { |
1097 | _cleanup_free_ char *m = NULL; | |
1098 | ||
1099 | if (!service_name_is_valid(*i)) { | |
1100 | log_error("Invalid service name '%s'", *i); | |
1101 | return -EINVAL; | |
1102 | } | |
1103 | ||
605405c6 | 1104 | m = strjoin("sender='", *i, "'"); |
1f849790 LP |
1105 | if (!m) |
1106 | return log_oom(); | |
1107 | ||
17fd7460 | 1108 | r = sd_bus_message_append_basic(message, 's', m); |
23bbb0de | 1109 | if (r < 0) |
17fd7460 | 1110 | return bus_log_create_error(r); |
b51f299a | 1111 | |
f6d1e6cb | 1112 | free(m); |
605405c6 | 1113 | m = strjoin("destination='", *i, "'"); |
f6d1e6cb LU |
1114 | if (!m) |
1115 | return log_oom(); | |
1116 | ||
17fd7460 | 1117 | r = sd_bus_message_append_basic(message, 's', m); |
f6d1e6cb | 1118 | if (r < 0) |
17fd7460 | 1119 | return bus_log_create_error(r); |
1f849790 LP |
1120 | } |
1121 | ||
1122 | STRV_FOREACH(i, arg_matches) { | |
17fd7460 | 1123 | r = sd_bus_message_append_basic(message, 's', *i); |
23bbb0de | 1124 | if (r < 0) |
17fd7460 | 1125 | return bus_log_create_error(r); |
b51f299a LP |
1126 | } |
1127 | ||
17fd7460 LU |
1128 | r = sd_bus_message_close_container(message); |
1129 | if (r < 0) | |
1130 | return bus_log_create_error(r); | |
1131 | ||
1132 | r = sd_bus_message_append_basic(message, 'u', &flags); | |
1133 | if (r < 0) | |
1134 | return bus_log_create_error(r); | |
1135 | ||
1136 | r = sd_bus_call(bus, message, arg_timeout, &error, NULL); | |
1137 | if (r < 0) { | |
1138 | log_error("%s", bus_error_message(&error, r)); | |
1139 | return r; | |
1f849790 LP |
1140 | } |
1141 | ||
f5938e8f TG |
1142 | r = sd_bus_get_unique_name(bus, &unique_name); |
1143 | if (r < 0) | |
1144 | return log_error_errno(r, "Failed to get unique name: %m"); | |
1145 | ||
92d66625 LP |
1146 | log_info("Monitoring bus message stream."); |
1147 | ||
1f849790 | 1148 | for (;;) { |
4afd3348 | 1149 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; |
1f849790 LP |
1150 | |
1151 | r = sd_bus_process(bus, &m); | |
23bbb0de MS |
1152 | if (r < 0) |
1153 | return log_error_errno(r, "Failed to process bus: %m"); | |
1f849790 | 1154 | |
f5938e8f TG |
1155 | if (!is_monitor) { |
1156 | const char *name; | |
1157 | ||
1158 | /* wait until we lose our unique name */ | |
1159 | if (sd_bus_message_is_signal(m, "org.freedesktop.DBus", "NameLost") <= 0) | |
1160 | continue; | |
1161 | ||
1162 | r = sd_bus_message_read(m, "s", &name); | |
1163 | if (r < 0) | |
1164 | return log_error_errno(r, "Failed to read lost name: %m"); | |
1165 | ||
d27d4637 TG |
1166 | if (streq(name, unique_name)) |
1167 | is_monitor = true; | |
f5938e8f | 1168 | |
d27d4637 | 1169 | continue; |
f5938e8f TG |
1170 | } |
1171 | ||
1f849790 | 1172 | if (m) { |
1f70b087 | 1173 | dump(m, stdout); |
1d44f758 | 1174 | fflush(stdout); |
92d66625 LP |
1175 | |
1176 | if (sd_bus_message_is_signal(m, "org.freedesktop.DBus.Local", "Disconnected") > 0) { | |
1177 | log_info("Connection terminated, exiting."); | |
1178 | return 0; | |
1179 | } | |
1180 | ||
1f849790 LP |
1181 | continue; |
1182 | } | |
1183 | ||
1184 | if (r > 0) | |
1185 | continue; | |
1186 | ||
1187 | r = sd_bus_wait(bus, (uint64_t) -1); | |
23bbb0de MS |
1188 | if (r < 0) |
1189 | return log_error_errno(r, "Failed to wait for bus: %m"); | |
1f849790 | 1190 | } |
95c4fe82 | 1191 | } |
1f849790 | 1192 | |
1f70b087 LP |
1193 | static int capture(sd_bus *bus, char *argv[]) { |
1194 | int r; | |
1195 | ||
1196 | if (isatty(fileno(stdout)) > 0) { | |
1197 | log_error("Refusing to write message data to console, please redirect output to a file."); | |
1198 | return -EINVAL; | |
1199 | } | |
1200 | ||
1201 | bus_pcap_header(arg_snaplen, stdout); | |
1202 | ||
1203 | r = monitor(bus, argv, message_pcap); | |
1204 | if (r < 0) | |
1205 | return r; | |
1206 | ||
1207 | if (ferror(stdout)) { | |
1208 | log_error("Couldn't write capture file."); | |
1209 | return -EIO; | |
1210 | } | |
1211 | ||
1212 | return r; | |
1213 | } | |
1214 | ||
95c4fe82 | 1215 | static int status(sd_bus *bus, char *argv[]) { |
4afd3348 | 1216 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
95c4fe82 LP |
1217 | pid_t pid; |
1218 | int r; | |
1219 | ||
1220 | assert(bus); | |
1221 | ||
2e9efd22 LP |
1222 | if (strv_length(argv) > 2) { |
1223 | log_error("Expects no or one argument."); | |
95c4fe82 LP |
1224 | return -EINVAL; |
1225 | } | |
1226 | ||
2e9efd22 LP |
1227 | if (argv[1]) { |
1228 | r = parse_pid(argv[1], &pid); | |
1229 | if (r < 0) | |
1230 | r = sd_bus_get_name_creds( | |
1231 | bus, | |
1232 | argv[1], | |
1233 | (arg_augment_creds ? SD_BUS_CREDS_AUGMENT : 0) | _SD_BUS_CREDS_ALL, | |
1234 | &creds); | |
1235 | else | |
1236 | r = sd_bus_creds_new_from_pid( | |
1237 | &creds, | |
1238 | pid, | |
1239 | _SD_BUS_CREDS_ALL); | |
3acc1daf | 1240 | } else { |
5b820358 | 1241 | const char *scope, *address; |
5c302692 | 1242 | sd_id128_t bus_id; |
3acc1daf | 1243 | |
5b820358 LP |
1244 | r = sd_bus_get_address(bus, &address); |
1245 | if (r >= 0) | |
1fc464f6 | 1246 | printf("BusAddress=%s%s%s\n", ansi_highlight(), address, ansi_normal()); |
5b820358 | 1247 | |
3acc1daf LP |
1248 | r = sd_bus_get_scope(bus, &scope); |
1249 | if (r >= 0) | |
1fc464f6 | 1250 | printf("BusScope=%s%s%s\n", ansi_highlight(), scope, ansi_normal()); |
3acc1daf | 1251 | |
5c302692 LP |
1252 | r = sd_bus_get_bus_id(bus, &bus_id); |
1253 | if (r >= 0) | |
1fc464f6 | 1254 | printf("BusID=%s" SD_ID128_FORMAT_STR "%s\n", ansi_highlight(), SD_ID128_FORMAT_VAL(bus_id), ansi_normal()); |
5c302692 | 1255 | |
2e9efd22 | 1256 | r = sd_bus_get_owner_creds( |
40ed1a45 | 1257 | bus, |
40ed1a45 LP |
1258 | (arg_augment_creds ? SD_BUS_CREDS_AUGMENT : 0) | _SD_BUS_CREDS_ALL, |
1259 | &creds); | |
3acc1daf | 1260 | } |
95c4fe82 | 1261 | |
23bbb0de MS |
1262 | if (r < 0) |
1263 | return log_error_errno(r, "Failed to get credentials: %m"); | |
95c4fe82 | 1264 | |
d0b2babf | 1265 | bus_creds_dump(creds, NULL, false); |
95c4fe82 | 1266 | return 0; |
1f849790 LP |
1267 | } |
1268 | ||
781fa938 LP |
1269 | static int message_append_cmdline(sd_bus_message *m, const char *signature, char ***x) { |
1270 | char **p; | |
1271 | int r; | |
1272 | ||
1273 | assert(m); | |
1274 | assert(signature); | |
1275 | assert(x); | |
1276 | ||
1277 | p = *x; | |
1278 | ||
1279 | for (;;) { | |
1280 | const char *v; | |
1281 | char t; | |
1282 | ||
1283 | t = *signature; | |
1284 | v = *p; | |
1285 | ||
1286 | if (t == 0) | |
1287 | break; | |
1288 | if (!v) { | |
1289 | log_error("Too few parameters for signature."); | |
1290 | return -EINVAL; | |
1291 | } | |
1292 | ||
1293 | signature++; | |
1294 | p++; | |
1295 | ||
1296 | switch (t) { | |
1297 | ||
1298 | case SD_BUS_TYPE_BOOLEAN: | |
1299 | ||
1300 | r = parse_boolean(v); | |
1301 | if (r < 0) { | |
1302 | log_error("Failed to parse as boolean: %s", v); | |
1303 | return r; | |
1304 | } | |
1305 | ||
1306 | r = sd_bus_message_append_basic(m, t, &r); | |
1307 | break; | |
1308 | ||
1309 | case SD_BUS_TYPE_BYTE: { | |
1310 | uint8_t z; | |
1311 | ||
1312 | r = safe_atou8(v, &z); | |
1313 | if (r < 0) { | |
1314 | log_error("Failed to parse as byte (unsigned 8bit integer): %s", v); | |
1315 | return r; | |
1316 | } | |
1317 | ||
1318 | r = sd_bus_message_append_basic(m, t, &z); | |
1319 | break; | |
1320 | } | |
1321 | ||
1322 | case SD_BUS_TYPE_INT16: { | |
1323 | int16_t z; | |
1324 | ||
1325 | r = safe_atoi16(v, &z); | |
1326 | if (r < 0) { | |
1327 | log_error("Failed to parse as signed 16bit integer: %s", v); | |
1328 | return r; | |
1329 | } | |
1330 | ||
1331 | r = sd_bus_message_append_basic(m, t, &z); | |
1332 | break; | |
1333 | } | |
1334 | ||
1335 | case SD_BUS_TYPE_UINT16: { | |
1336 | uint16_t z; | |
1337 | ||
1338 | r = safe_atou16(v, &z); | |
1339 | if (r < 0) { | |
1340 | log_error("Failed to parse as unsigned 16bit integer: %s", v); | |
1341 | return r; | |
1342 | } | |
1343 | ||
1344 | r = sd_bus_message_append_basic(m, t, &z); | |
1345 | break; | |
1346 | } | |
1347 | ||
1348 | case SD_BUS_TYPE_INT32: { | |
1349 | int32_t z; | |
1350 | ||
1351 | r = safe_atoi32(v, &z); | |
1352 | if (r < 0) { | |
1353 | log_error("Failed to parse as signed 32bit integer: %s", v); | |
1354 | return r; | |
1355 | } | |
1356 | ||
1357 | r = sd_bus_message_append_basic(m, t, &z); | |
1358 | break; | |
1359 | } | |
1360 | ||
1361 | case SD_BUS_TYPE_UINT32: { | |
1362 | uint32_t z; | |
1363 | ||
1364 | r = safe_atou32(v, &z); | |
1365 | if (r < 0) { | |
1366 | log_error("Failed to parse as unsigned 32bit integer: %s", v); | |
1367 | return r; | |
1368 | } | |
1369 | ||
1370 | r = sd_bus_message_append_basic(m, t, &z); | |
1371 | break; | |
1372 | } | |
1373 | ||
1374 | case SD_BUS_TYPE_INT64: { | |
1375 | int64_t z; | |
1376 | ||
1377 | r = safe_atoi64(v, &z); | |
1378 | if (r < 0) { | |
1379 | log_error("Failed to parse as signed 64bit integer: %s", v); | |
1380 | return r; | |
1381 | } | |
1382 | ||
1383 | r = sd_bus_message_append_basic(m, t, &z); | |
1384 | break; | |
1385 | } | |
1386 | ||
1387 | case SD_BUS_TYPE_UINT64: { | |
1388 | uint64_t z; | |
1389 | ||
1390 | r = safe_atou64(v, &z); | |
1391 | if (r < 0) { | |
1392 | log_error("Failed to parse as unsigned 64bit integer: %s", v); | |
1393 | return r; | |
1394 | } | |
1395 | ||
1396 | r = sd_bus_message_append_basic(m, t, &z); | |
1397 | break; | |
1398 | } | |
1399 | ||
1400 | ||
1401 | case SD_BUS_TYPE_DOUBLE: { | |
1402 | double z; | |
1403 | ||
1404 | r = safe_atod(v, &z); | |
1405 | if (r < 0) { | |
1406 | log_error("Failed to parse as double precision floating point: %s", v); | |
1407 | return r; | |
1408 | } | |
1409 | ||
1410 | r = sd_bus_message_append_basic(m, t, &z); | |
1411 | break; | |
1412 | } | |
1413 | ||
1414 | case SD_BUS_TYPE_STRING: | |
1415 | case SD_BUS_TYPE_OBJECT_PATH: | |
1416 | case SD_BUS_TYPE_SIGNATURE: | |
1417 | ||
1418 | r = sd_bus_message_append_basic(m, t, v); | |
1419 | break; | |
1420 | ||
1421 | case SD_BUS_TYPE_ARRAY: { | |
1422 | uint32_t n; | |
1423 | size_t k; | |
1424 | ||
1425 | r = safe_atou32(v, &n); | |
1426 | if (r < 0) { | |
1427 | log_error("Failed to parse number of array entries: %s", v); | |
1428 | return r; | |
1429 | } | |
1430 | ||
1431 | r = signature_element_length(signature, &k); | |
1432 | if (r < 0) { | |
1433 | log_error("Invalid array signature."); | |
1434 | return r; | |
1435 | } | |
1436 | ||
1437 | { | |
1438 | unsigned i; | |
1439 | char s[k + 1]; | |
1440 | memcpy(s, signature, k); | |
1441 | s[k] = 0; | |
1442 | ||
1443 | r = sd_bus_message_open_container(m, SD_BUS_TYPE_ARRAY, s); | |
1444 | if (r < 0) | |
1445 | return bus_log_create_error(r); | |
1446 | ||
1447 | for (i = 0; i < n; i++) { | |
1448 | r = message_append_cmdline(m, s, &p); | |
1449 | if (r < 0) | |
1450 | return r; | |
1451 | } | |
1452 | } | |
1453 | ||
1454 | signature += k; | |
1455 | ||
1456 | r = sd_bus_message_close_container(m); | |
1457 | break; | |
1458 | } | |
1459 | ||
1460 | case SD_BUS_TYPE_VARIANT: | |
1461 | r = sd_bus_message_open_container(m, SD_BUS_TYPE_VARIANT, v); | |
1462 | if (r < 0) | |
1463 | return bus_log_create_error(r); | |
1464 | ||
1465 | r = message_append_cmdline(m, v, &p); | |
1466 | if (r < 0) | |
1467 | return r; | |
1468 | ||
1469 | r = sd_bus_message_close_container(m); | |
1470 | break; | |
1471 | ||
1472 | case SD_BUS_TYPE_STRUCT_BEGIN: | |
1473 | case SD_BUS_TYPE_DICT_ENTRY_BEGIN: { | |
1474 | size_t k; | |
1475 | ||
1476 | signature--; | |
1477 | p--; | |
1478 | ||
1479 | r = signature_element_length(signature, &k); | |
1480 | if (r < 0) { | |
1481 | log_error("Invalid struct/dict entry signature."); | |
1482 | return r; | |
1483 | } | |
1484 | ||
1485 | { | |
1486 | char s[k-1]; | |
1487 | memcpy(s, signature + 1, k - 2); | |
1488 | s[k - 2] = 0; | |
1489 | ||
1490 | r = sd_bus_message_open_container(m, t == SD_BUS_TYPE_STRUCT_BEGIN ? SD_BUS_TYPE_STRUCT : SD_BUS_TYPE_DICT_ENTRY, s); | |
1491 | if (r < 0) | |
1492 | return bus_log_create_error(r); | |
1493 | ||
1494 | r = message_append_cmdline(m, s, &p); | |
1495 | if (r < 0) | |
1496 | return r; | |
1497 | } | |
1498 | ||
1499 | signature += k; | |
1500 | ||
1501 | r = sd_bus_message_close_container(m); | |
1502 | break; | |
1503 | } | |
1504 | ||
1505 | case SD_BUS_TYPE_UNIX_FD: | |
1506 | log_error("UNIX file descriptor not supported as type."); | |
1507 | return -EINVAL; | |
1508 | ||
1509 | default: | |
1510 | log_error("Unknown signature type %c.", t); | |
1511 | return -EINVAL; | |
1512 | } | |
1513 | ||
1514 | if (r < 0) | |
1515 | return bus_log_create_error(r); | |
1516 | } | |
1517 | ||
1518 | *x = p; | |
1519 | return 0; | |
1520 | } | |
1521 | ||
1522 | static int call(sd_bus *bus, char *argv[]) { | |
4afd3348 LP |
1523 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
1524 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL; | |
781fa938 LP |
1525 | int r; |
1526 | ||
1527 | assert(bus); | |
1528 | ||
1529 | if (strv_length(argv) < 5) { | |
1530 | log_error("Expects at least four arguments."); | |
1531 | return -EINVAL; | |
1532 | } | |
1533 | ||
1534 | r = sd_bus_message_new_method_call(bus, &m, argv[1], argv[2], argv[3], argv[4]); | |
79f34de9 LP |
1535 | if (r < 0) |
1536 | return bus_log_create_error(r); | |
781fa938 | 1537 | |
38051578 LP |
1538 | r = sd_bus_message_set_expect_reply(m, arg_expect_reply); |
1539 | if (r < 0) | |
1540 | return bus_log_create_error(r); | |
1541 | ||
1542 | r = sd_bus_message_set_auto_start(m, arg_auto_start); | |
1543 | if (r < 0) | |
1544 | return bus_log_create_error(r); | |
1545 | ||
1546 | r = sd_bus_message_set_allow_interactive_authorization(m, arg_allow_interactive_authorization); | |
1547 | if (r < 0) | |
1548 | return bus_log_create_error(r); | |
1549 | ||
781fa938 LP |
1550 | if (!isempty(argv[5])) { |
1551 | char **p; | |
1552 | ||
1553 | p = argv+6; | |
1554 | ||
1555 | r = message_append_cmdline(m, argv[5], &p); | |
1556 | if (r < 0) | |
1557 | return r; | |
1558 | ||
1559 | if (*p) { | |
1560 | log_error("Too many parameters for signature."); | |
1561 | return -EINVAL; | |
1562 | } | |
1563 | } | |
1564 | ||
38051578 LP |
1565 | if (!arg_expect_reply) { |
1566 | r = sd_bus_send(bus, m, NULL); | |
1567 | if (r < 0) { | |
1568 | log_error("Failed to send message."); | |
1569 | return r; | |
1570 | } | |
1571 | ||
1572 | return 0; | |
1573 | } | |
1574 | ||
a44b1081 | 1575 | r = sd_bus_call(bus, m, arg_timeout, &error, &reply); |
781fa938 LP |
1576 | if (r < 0) { |
1577 | log_error("%s", bus_error_message(&error, r)); | |
1578 | return r; | |
1579 | } | |
1580 | ||
1581 | r = sd_bus_message_is_empty(reply); | |
1582 | if (r < 0) | |
1583 | return bus_log_parse_error(r); | |
1fc55609 | 1584 | |
781fa938 | 1585 | if (r == 0 && !arg_quiet) { |
1fc55609 LP |
1586 | |
1587 | if (arg_verbose) { | |
ea4b98e6 | 1588 | pager_open(arg_no_pager, false); |
1fc55609 LP |
1589 | |
1590 | r = bus_message_dump(reply, stdout, 0); | |
1591 | if (r < 0) | |
1592 | return r; | |
1593 | } else { | |
1594 | ||
1595 | fputs(sd_bus_message_get_signature(reply, true), stdout); | |
1596 | fputc(' ', stdout); | |
1597 | ||
1598 | r = format_cmdline(reply, stdout, false); | |
1599 | if (r < 0) | |
1600 | return bus_log_parse_error(r); | |
1601 | ||
1602 | fputc('\n', stdout); | |
1603 | } | |
d55192ad LP |
1604 | } |
1605 | ||
1606 | return 0; | |
1607 | } | |
1608 | ||
1609 | static int get_property(sd_bus *bus, char *argv[]) { | |
4afd3348 | 1610 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
d55192ad | 1611 | unsigned n; |
1fc55609 | 1612 | char **i; |
d55192ad LP |
1613 | int r; |
1614 | ||
1615 | assert(bus); | |
1616 | ||
1617 | n = strv_length(argv); | |
1fc55609 LP |
1618 | if (n < 5) { |
1619 | log_error("Expects at least four arguments."); | |
d55192ad LP |
1620 | return -EINVAL; |
1621 | } | |
1622 | ||
1fc55609 | 1623 | STRV_FOREACH(i, argv + 4) { |
4afd3348 | 1624 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
1fc55609 LP |
1625 | const char *contents = NULL; |
1626 | char type; | |
d55192ad | 1627 | |
1fc55609 | 1628 | r = sd_bus_call_method(bus, argv[1], argv[2], "org.freedesktop.DBus.Properties", "Get", &error, &reply, "ss", argv[3], *i); |
d55192ad LP |
1629 | if (r < 0) { |
1630 | log_error("%s", bus_error_message(&error, r)); | |
1631 | return r; | |
1632 | } | |
1633 | ||
1fc55609 | 1634 | r = sd_bus_message_peek_type(reply, &type, &contents); |
d55192ad LP |
1635 | if (r < 0) |
1636 | return bus_log_parse_error(r); | |
1637 | ||
1fc55609 LP |
1638 | r = sd_bus_message_enter_container(reply, 'v', contents); |
1639 | if (r < 0) | |
1640 | return bus_log_parse_error(r); | |
d55192ad | 1641 | |
1fc55609 | 1642 | if (arg_verbose) { |
ea4b98e6 | 1643 | pager_open(arg_no_pager, false); |
d55192ad | 1644 | |
1fc55609 | 1645 | r = bus_message_dump(reply, stdout, BUS_MESSAGE_DUMP_SUBTREE_ONLY); |
d55192ad | 1646 | if (r < 0) |
1fc55609 LP |
1647 | return r; |
1648 | } else { | |
1649 | fputs(contents, stdout); | |
1650 | fputc(' ', stdout); | |
d55192ad | 1651 | |
1fc55609 | 1652 | r = format_cmdline(reply, stdout, false); |
d55192ad LP |
1653 | if (r < 0) |
1654 | return bus_log_parse_error(r); | |
1655 | ||
1fc55609 | 1656 | fputc('\n', stdout); |
d55192ad LP |
1657 | } |
1658 | ||
1659 | r = sd_bus_message_exit_container(reply); | |
1660 | if (r < 0) | |
1661 | return bus_log_parse_error(r); | |
1fc55609 | 1662 | } |
d55192ad | 1663 | |
1fc55609 LP |
1664 | return 0; |
1665 | } | |
d55192ad | 1666 | |
1fc55609 | 1667 | static int set_property(sd_bus *bus, char *argv[]) { |
4afd3348 LP |
1668 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; |
1669 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
1fc55609 LP |
1670 | unsigned n; |
1671 | char **p; | |
1672 | int r; | |
d55192ad | 1673 | |
1fc55609 | 1674 | assert(bus); |
d55192ad | 1675 | |
1fc55609 LP |
1676 | n = strv_length(argv); |
1677 | if (n < 6) { | |
1678 | log_error("Expects at least five arguments."); | |
1679 | return -EINVAL; | |
1680 | } | |
d55192ad | 1681 | |
1fc55609 LP |
1682 | r = sd_bus_message_new_method_call(bus, &m, argv[1], argv[2], "org.freedesktop.DBus.Properties", "Set"); |
1683 | if (r < 0) | |
1684 | return bus_log_create_error(r); | |
d55192ad | 1685 | |
1fc55609 LP |
1686 | r = sd_bus_message_append(m, "ss", argv[3], argv[4]); |
1687 | if (r < 0) | |
1688 | return bus_log_create_error(r); | |
d55192ad | 1689 | |
1fc55609 LP |
1690 | r = sd_bus_message_open_container(m, 'v', argv[5]); |
1691 | if (r < 0) | |
1692 | return bus_log_create_error(r); | |
1693 | ||
1694 | p = argv+6; | |
1695 | r = message_append_cmdline(m, argv[5], &p); | |
1696 | if (r < 0) | |
1697 | return r; | |
1698 | ||
1699 | r = sd_bus_message_close_container(m); | |
1700 | if (r < 0) | |
1701 | return bus_log_create_error(r); | |
1702 | ||
1703 | if (*p) { | |
1704 | log_error("Too many parameters for signature."); | |
1705 | return -EINVAL; | |
1706 | } | |
1707 | ||
a44b1081 | 1708 | r = sd_bus_call(bus, m, arg_timeout, &error, NULL); |
1fc55609 LP |
1709 | if (r < 0) { |
1710 | log_error("%s", bus_error_message(&error, r)); | |
1711 | return r; | |
781fa938 LP |
1712 | } |
1713 | ||
1714 | return 0; | |
1715 | } | |
1716 | ||
1f849790 | 1717 | static int help(void) { |
1f849790 LP |
1718 | printf("%s [OPTIONS...] {COMMAND} ...\n\n" |
1719 | "Introspect the bus.\n\n" | |
d75edbd6 LP |
1720 | " -h --help Show this help\n" |
1721 | " --version Show package version\n" | |
a86a47ce | 1722 | " --no-pager Do not pipe output into a pager\n" |
17d47d8d | 1723 | " --no-legend Do not show the headers and footers\n" |
d75edbd6 LP |
1724 | " --system Connect to system bus\n" |
1725 | " --user Connect to user bus\n" | |
1726 | " -H --host=[USER@]HOST Operate on remote host\n" | |
1727 | " -M --machine=CONTAINER Operate on local container\n" | |
1728 | " --address=ADDRESS Connect to bus specified by address\n" | |
56e61788 LP |
1729 | " --show-machine Show machine ID column in list\n" |
1730 | " --unique Only show unique names\n" | |
1731 | " --acquired Only show acquired names\n" | |
1732 | " --activatable Only show activatable names\n" | |
d9130355 | 1733 | " --match=MATCH Only show matching messages\n" |
d28ebe27 | 1734 | " --size=SIZE Maximum length of captured packet\n" |
781fa938 | 1735 | " --list Don't show tree, but simple object path list\n" |
e53fa805 | 1736 | " -q --quiet Don't show method call reply\n" |
38051578 LP |
1737 | " --verbose Show result values in long format\n" |
1738 | " --expect-reply=BOOL Expect a method call reply\n" | |
1739 | " --auto-start=BOOL Auto-start destination service\n" | |
1740 | " --allow-interactive-authorization=BOOL\n" | |
a44b1081 | 1741 | " Allow interactive authorization for operation\n" |
40ed1a45 LP |
1742 | " --timeout=SECS Maximum time to wait for method call completion\n" |
1743 | " --augment-creds=BOOL Extend credential data with data read from /proc/$PID\n\n" | |
1f849790 | 1744 | "Commands:\n" |
d75edbd6 | 1745 | " list List bus names\n" |
2e9efd22 | 1746 | " status [SERVICE] Show bus service, process or bus owner credentials\n" |
d94fe1f1 | 1747 | " monitor [SERVICE...] Show bus traffic\n" |
1f70b087 | 1748 | " capture [SERVICE...] Capture bus traffic as pcap\n" |
0171da06 | 1749 | " tree [SERVICE...] Show object tree of service\n" |
4f44c03e | 1750 | " introspect SERVICE OBJECT [INTERFACE]\n" |
0171da06 | 1751 | " call SERVICE OBJECT INTERFACE METHOD [SIGNATURE [ARGUMENT...]]\n" |
781fa938 | 1752 | " Call a method\n" |
1fc55609 | 1753 | " get-property SERVICE OBJECT INTERFACE PROPERTY...\n" |
d55192ad | 1754 | " Get property value\n" |
1fc55609 LP |
1755 | " set-property SERVICE OBJECT INTERFACE PROPERTY SIGNATURE ARGUMENT...\n" |
1756 | " Set property value\n" | |
601185b4 ZJS |
1757 | " help Show this help\n" |
1758 | , program_invocation_short_name); | |
1f849790 LP |
1759 | |
1760 | return 0; | |
1761 | } | |
1762 | ||
1763 | static int parse_argv(int argc, char *argv[]) { | |
1764 | ||
1765 | enum { | |
1766 | ARG_VERSION = 0x100, | |
1767 | ARG_NO_PAGER, | |
17d47d8d | 1768 | ARG_NO_LEGEND, |
1f849790 LP |
1769 | ARG_SYSTEM, |
1770 | ARG_USER, | |
1771 | ARG_ADDRESS, | |
1772 | ARG_MATCH, | |
56e61788 LP |
1773 | ARG_SHOW_MACHINE, |
1774 | ARG_UNIQUE, | |
1775 | ARG_ACQUIRED, | |
1f70b087 LP |
1776 | ARG_ACTIVATABLE, |
1777 | ARG_SIZE, | |
d9130355 | 1778 | ARG_LIST, |
1fc55609 | 1779 | ARG_VERBOSE, |
38051578 LP |
1780 | ARG_EXPECT_REPLY, |
1781 | ARG_AUTO_START, | |
1782 | ARG_ALLOW_INTERACTIVE_AUTHORIZATION, | |
a44b1081 | 1783 | ARG_TIMEOUT, |
40ed1a45 | 1784 | ARG_AUGMENT_CREDS, |
1f849790 LP |
1785 | }; |
1786 | ||
1787 | static const struct option options[] = { | |
56e61788 LP |
1788 | { "help", no_argument, NULL, 'h' }, |
1789 | { "version", no_argument, NULL, ARG_VERSION }, | |
1790 | { "no-pager", no_argument, NULL, ARG_NO_PAGER }, | |
17d47d8d | 1791 | { "no-legend", no_argument, NULL, ARG_NO_LEGEND }, |
56e61788 LP |
1792 | { "system", no_argument, NULL, ARG_SYSTEM }, |
1793 | { "user", no_argument, NULL, ARG_USER }, | |
1794 | { "address", required_argument, NULL, ARG_ADDRESS }, | |
1795 | { "show-machine", no_argument, NULL, ARG_SHOW_MACHINE }, | |
1796 | { "unique", no_argument, NULL, ARG_UNIQUE }, | |
1797 | { "acquired", no_argument, NULL, ARG_ACQUIRED }, | |
1798 | { "activatable", no_argument, NULL, ARG_ACTIVATABLE }, | |
1799 | { "match", required_argument, NULL, ARG_MATCH }, | |
1800 | { "host", required_argument, NULL, 'H' }, | |
1801 | { "machine", required_argument, NULL, 'M' }, | |
1f70b087 | 1802 | { "size", required_argument, NULL, ARG_SIZE }, |
d9130355 | 1803 | { "list", no_argument, NULL, ARG_LIST }, |
781fa938 | 1804 | { "quiet", no_argument, NULL, 'q' }, |
1fc55609 | 1805 | { "verbose", no_argument, NULL, ARG_VERBOSE }, |
38051578 LP |
1806 | { "expect-reply", required_argument, NULL, ARG_EXPECT_REPLY }, |
1807 | { "auto-start", required_argument, NULL, ARG_AUTO_START }, | |
1808 | { "allow-interactive-authorization", required_argument, NULL, ARG_ALLOW_INTERACTIVE_AUTHORIZATION }, | |
a44b1081 | 1809 | { "timeout", required_argument, NULL, ARG_TIMEOUT }, |
40ed1a45 | 1810 | { "augment-creds",required_argument, NULL, ARG_AUGMENT_CREDS}, |
eb9da376 | 1811 | {}, |
1f849790 LP |
1812 | }; |
1813 | ||
1f70b087 | 1814 | int c, r; |
1f849790 LP |
1815 | |
1816 | assert(argc >= 0); | |
1817 | assert(argv); | |
1818 | ||
781fa938 | 1819 | while ((c = getopt_long(argc, argv, "hH:M:q", options, NULL)) >= 0) |
1f849790 LP |
1820 | |
1821 | switch (c) { | |
1822 | ||
1823 | case 'h': | |
1824 | return help(); | |
1825 | ||
1826 | case ARG_VERSION: | |
3f6fd1ba | 1827 | return version(); |
1f849790 LP |
1828 | |
1829 | case ARG_NO_PAGER: | |
1830 | arg_no_pager = true; | |
1831 | break; | |
1832 | ||
17d47d8d TA |
1833 | case ARG_NO_LEGEND: |
1834 | arg_legend = false; | |
1835 | break; | |
1836 | ||
1f849790 LP |
1837 | case ARG_USER: |
1838 | arg_user = true; | |
1839 | break; | |
1840 | ||
1841 | case ARG_SYSTEM: | |
1842 | arg_user = false; | |
1843 | break; | |
1844 | ||
1845 | case ARG_ADDRESS: | |
1846 | arg_address = optarg; | |
1847 | break; | |
1848 | ||
56e61788 LP |
1849 | case ARG_SHOW_MACHINE: |
1850 | arg_show_machine = true; | |
1851 | break; | |
1852 | ||
1853 | case ARG_UNIQUE: | |
1854 | arg_unique = true; | |
1f849790 LP |
1855 | break; |
1856 | ||
56e61788 LP |
1857 | case ARG_ACQUIRED: |
1858 | arg_acquired = true; | |
1859 | break; | |
1860 | ||
1861 | case ARG_ACTIVATABLE: | |
1862 | arg_activatable = true; | |
a4297f08 LP |
1863 | break; |
1864 | ||
1f849790 LP |
1865 | case ARG_MATCH: |
1866 | if (strv_extend(&arg_matches, optarg) < 0) | |
1867 | return log_oom(); | |
1868 | break; | |
1869 | ||
1f70b087 | 1870 | case ARG_SIZE: { |
59f448cf | 1871 | uint64_t sz; |
1f70b087 | 1872 | |
59f448cf | 1873 | r = parse_size(optarg, 1024, &sz); |
1f70b087 LP |
1874 | if (r < 0) { |
1875 | log_error("Failed to parse size: %s", optarg); | |
1876 | return r; | |
1877 | } | |
1878 | ||
59f448cf | 1879 | if ((uint64_t) (size_t) sz != sz) { |
1f70b087 LP |
1880 | log_error("Size out of range."); |
1881 | return -E2BIG; | |
1882 | } | |
1883 | ||
59f448cf | 1884 | arg_snaplen = (size_t) sz; |
1f70b087 LP |
1885 | break; |
1886 | } | |
1887 | ||
d9130355 LP |
1888 | case ARG_LIST: |
1889 | arg_list = true; | |
1890 | break; | |
1891 | ||
d75edbd6 LP |
1892 | case 'H': |
1893 | arg_transport = BUS_TRANSPORT_REMOTE; | |
1894 | arg_host = optarg; | |
1895 | break; | |
1896 | ||
1897 | case 'M': | |
de33fc62 | 1898 | arg_transport = BUS_TRANSPORT_MACHINE; |
d75edbd6 LP |
1899 | arg_host = optarg; |
1900 | break; | |
1901 | ||
781fa938 LP |
1902 | case 'q': |
1903 | arg_quiet = true; | |
1904 | break; | |
1905 | ||
1fc55609 LP |
1906 | case ARG_VERBOSE: |
1907 | arg_verbose = true; | |
1908 | break; | |
1909 | ||
38051578 LP |
1910 | case ARG_EXPECT_REPLY: |
1911 | r = parse_boolean(optarg); | |
1912 | if (r < 0) { | |
1913 | log_error("Failed to parse --expect-reply= parameter."); | |
1914 | return r; | |
1915 | } | |
1916 | ||
1917 | arg_expect_reply = !!r; | |
1918 | break; | |
1919 | ||
1920 | ||
1921 | case ARG_AUTO_START: | |
1922 | r = parse_boolean(optarg); | |
1923 | if (r < 0) { | |
1924 | log_error("Failed to parse --auto-start= parameter."); | |
1925 | return r; | |
1926 | } | |
1927 | ||
1928 | arg_auto_start = !!r; | |
1929 | break; | |
1930 | ||
1931 | ||
1932 | case ARG_ALLOW_INTERACTIVE_AUTHORIZATION: | |
1933 | r = parse_boolean(optarg); | |
1934 | if (r < 0) { | |
1935 | log_error("Failed to parse --allow-interactive-authorization= parameter."); | |
1936 | return r; | |
1937 | } | |
1938 | ||
1939 | arg_allow_interactive_authorization = !!r; | |
1940 | break; | |
1941 | ||
a44b1081 LP |
1942 | case ARG_TIMEOUT: |
1943 | r = parse_sec(optarg, &arg_timeout); | |
1944 | if (r < 0) { | |
1945 | log_error("Failed to parse --timeout= parameter."); | |
1946 | return r; | |
1947 | } | |
1948 | ||
1949 | break; | |
1950 | ||
40ed1a45 LP |
1951 | case ARG_AUGMENT_CREDS: |
1952 | r = parse_boolean(optarg); | |
1953 | if (r < 0) { | |
1954 | log_error("Failed to parse --augment-creds= parameter."); | |
1955 | return r; | |
1956 | } | |
1957 | ||
1958 | arg_augment_creds = !!r; | |
1959 | break; | |
1960 | ||
1f849790 LP |
1961 | case '?': |
1962 | return -EINVAL; | |
1963 | ||
1964 | default: | |
eb9da376 | 1965 | assert_not_reached("Unhandled option"); |
1f849790 | 1966 | } |
1f849790 LP |
1967 | |
1968 | return 1; | |
1969 | } | |
1970 | ||
1971 | static int busctl_main(sd_bus *bus, int argc, char *argv[]) { | |
1972 | assert(bus); | |
1973 | ||
1974 | if (optind >= argc || | |
1975 | streq(argv[optind], "list")) | |
1976 | return list_bus_names(bus, argv + optind); | |
1977 | ||
1978 | if (streq(argv[optind], "monitor")) | |
1f70b087 LP |
1979 | return monitor(bus, argv + optind, message_dump); |
1980 | ||
1981 | if (streq(argv[optind], "capture")) | |
1982 | return capture(bus, argv + optind); | |
1f849790 | 1983 | |
95c4fe82 LP |
1984 | if (streq(argv[optind], "status")) |
1985 | return status(bus, argv + optind); | |
d9130355 LP |
1986 | |
1987 | if (streq(argv[optind], "tree")) | |
1988 | return tree(bus, argv + optind); | |
781fa938 | 1989 | |
0171da06 LP |
1990 | if (streq(argv[optind], "introspect")) |
1991 | return introspect(bus, argv + optind); | |
1992 | ||
781fa938 LP |
1993 | if (streq(argv[optind], "call")) |
1994 | return call(bus, argv + optind); | |
d55192ad LP |
1995 | |
1996 | if (streq(argv[optind], "get-property")) | |
1997 | return get_property(bus, argv + optind); | |
95c4fe82 | 1998 | |
1fc55609 LP |
1999 | if (streq(argv[optind], "set-property")) |
2000 | return set_property(bus, argv + optind); | |
2001 | ||
1f849790 LP |
2002 | if (streq(argv[optind], "help")) |
2003 | return help(); | |
2004 | ||
2005 | log_error("Unknown command '%s'", argv[optind]); | |
2006 | return -EINVAL; | |
2007 | } | |
2008 | ||
2009 | int main(int argc, char *argv[]) { | |
0b3c84eb | 2010 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
1f849790 LP |
2011 | int r; |
2012 | ||
2013 | log_parse_environment(); | |
2014 | log_open(); | |
2015 | ||
2016 | r = parse_argv(argc, argv); | |
2017 | if (r <= 0) | |
2018 | goto finish; | |
2019 | ||
09365592 LP |
2020 | r = sd_bus_new(&bus); |
2021 | if (r < 0) { | |
da927ba9 | 2022 | log_error_errno(r, "Failed to allocate bus: %m"); |
09365592 LP |
2023 | goto finish; |
2024 | } | |
2025 | ||
1cf03a4f | 2026 | if (STRPTR_IN_SET(argv[optind], "monitor", "capture")) { |
09365592 LP |
2027 | |
2028 | r = sd_bus_set_monitor(bus, true); | |
1f849790 | 2029 | if (r < 0) { |
da927ba9 | 2030 | log_error_errno(r, "Failed to set monitor mode: %m"); |
1f849790 LP |
2031 | goto finish; |
2032 | } | |
d0ce7734 | 2033 | |
b5dae4c7 | 2034 | r = sd_bus_negotiate_creds(bus, true, _SD_BUS_CREDS_ALL); |
d0ce7734 | 2035 | if (r < 0) { |
da927ba9 | 2036 | log_error_errno(r, "Failed to enable credentials: %m"); |
d0ce7734 LP |
2037 | goto finish; |
2038 | } | |
2039 | ||
2040 | r = sd_bus_negotiate_timestamp(bus, true); | |
2041 | if (r < 0) { | |
da927ba9 | 2042 | log_error_errno(r, "Failed to enable timestamps: %m"); |
d0ce7734 LP |
2043 | goto finish; |
2044 | } | |
2045 | ||
2046 | r = sd_bus_negotiate_fds(bus, true); | |
2047 | if (r < 0) { | |
da927ba9 | 2048 | log_error_errno(r, "Failed to enable fds: %m"); |
d0ce7734 LP |
2049 | goto finish; |
2050 | } | |
09365592 | 2051 | } |
1f849790 | 2052 | |
8d87d4a9 DH |
2053 | r = sd_bus_set_bus_client(bus, true); |
2054 | if (r < 0) { | |
2055 | log_error_errno(r, "Failed to set bus client: %m"); | |
2056 | goto finish; | |
2057 | } | |
2058 | ||
09365592 | 2059 | if (arg_address) |
1f849790 | 2060 | r = sd_bus_set_address(bus, arg_address); |
09365592 LP |
2061 | else { |
2062 | switch (arg_transport) { | |
1f849790 | 2063 | |
09365592 | 2064 | case BUS_TRANSPORT_LOCAL: |
3acc1daf LP |
2065 | if (arg_user) { |
2066 | bus->is_user = true; | |
09365592 | 2067 | r = bus_set_address_user(bus); |
3acc1daf LP |
2068 | } else { |
2069 | bus->is_system = true; | |
09365592 | 2070 | r = bus_set_address_system(bus); |
3acc1daf | 2071 | } |
09365592 LP |
2072 | break; |
2073 | ||
2074 | case BUS_TRANSPORT_REMOTE: | |
2075 | r = bus_set_address_system_remote(bus, arg_host); | |
2076 | break; | |
2077 | ||
de33fc62 LP |
2078 | case BUS_TRANSPORT_MACHINE: |
2079 | r = bus_set_address_system_machine(bus, arg_host); | |
09365592 LP |
2080 | break; |
2081 | ||
2082 | default: | |
2083 | assert_not_reached("Hmm, unknown transport type."); | |
1f849790 | 2084 | } |
09365592 LP |
2085 | } |
2086 | if (r < 0) { | |
da927ba9 | 2087 | log_error_errno(r, "Failed to set address: %m"); |
09365592 LP |
2088 | goto finish; |
2089 | } | |
1f849790 | 2090 | |
09365592 | 2091 | r = sd_bus_start(bus); |
1f849790 | 2092 | if (r < 0) { |
da927ba9 | 2093 | log_error_errno(r, "Failed to connect to bus: %m"); |
1f849790 LP |
2094 | goto finish; |
2095 | } | |
2096 | ||
2097 | r = busctl_main(bus, argc, argv); | |
2098 | ||
2099 | finish: | |
2100 | pager_close(); | |
d75edbd6 | 2101 | |
1f849790 | 2102 | strv_free(arg_matches); |
de1c301e | 2103 | |
de1c301e LP |
2104 | return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS; |
2105 | } |