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Commit | Line | Data |
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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 | 21 | #include <getopt.h> |
0d536673 | 22 | #include <stdio_ext.h> |
1f849790 | 23 | |
de1c301e | 24 | #include "sd-bus.h" |
3f6fd1ba | 25 | |
b5efdb8a | 26 | #include "alloc-util.h" |
2b5c5383 | 27 | #include "bus-dump.h" |
3f6fd1ba | 28 | #include "bus-internal.h" |
781fa938 | 29 | #include "bus-signature.h" |
79f34de9 | 30 | #include "bus-type.h" |
3f6fd1ba | 31 | #include "bus-util.h" |
a1ad3767 | 32 | #include "busctl-introspect.h" |
4f5dd394 | 33 | #include "escape.h" |
3ffd4af2 | 34 | #include "fd-util.h" |
8752c575 | 35 | #include "locale-util.h" |
3f6fd1ba LP |
36 | #include "log.h" |
37 | #include "pager.h" | |
6bedfcbb | 38 | #include "parse-util.h" |
3f6fd1ba LP |
39 | #include "path-util.h" |
40 | #include "set.h" | |
41 | #include "strv.h" | |
288a74cc | 42 | #include "terminal-util.h" |
b1d4f8e1 | 43 | #include "user-util.h" |
3f6fd1ba | 44 | #include "util.h" |
de1c301e | 45 | |
1f849790 | 46 | static bool arg_no_pager = false; |
17d47d8d | 47 | static bool arg_legend = true; |
1f849790 | 48 | static char *arg_address = NULL; |
56e61788 LP |
49 | static bool arg_unique = false; |
50 | static bool arg_acquired = false; | |
51 | static bool arg_activatable = false; | |
52 | static bool arg_show_machine = false; | |
1f849790 | 53 | static char **arg_matches = NULL; |
d75edbd6 LP |
54 | static BusTransport arg_transport = BUS_TRANSPORT_LOCAL; |
55 | static char *arg_host = NULL; | |
56 | static bool arg_user = false; | |
1f70b087 | 57 | static size_t arg_snaplen = 4096; |
d9130355 | 58 | static bool arg_list = false; |
781fa938 | 59 | static bool arg_quiet = false; |
1fc55609 | 60 | static bool arg_verbose = false; |
38051578 LP |
61 | static bool arg_expect_reply = true; |
62 | static bool arg_auto_start = true; | |
63 | static bool arg_allow_interactive_authorization = true; | |
40ed1a45 | 64 | static bool arg_augment_creds = true; |
a44b1081 | 65 | static usec_t arg_timeout = 0; |
1f849790 | 66 | |
1d58a1fe LP |
67 | #define NAME_IS_ACQUIRED INT_TO_PTR(1) |
68 | #define NAME_IS_ACTIVATABLE INT_TO_PTR(2) | |
69 | ||
1f849790 | 70 | static int list_bus_names(sd_bus *bus, char **argv) { |
71f2ab46 | 71 | _cleanup_strv_free_ char **acquired = NULL, **activatable = NULL; |
5e2f14e6 LP |
72 | _cleanup_free_ char **merged = NULL; |
73 | _cleanup_hashmap_free_ Hashmap *names = NULL; | |
de1c301e LP |
74 | char **i; |
75 | int r; | |
89ffcd2a | 76 | size_t max_i = 0; |
5e2f14e6 LP |
77 | unsigned n = 0; |
78 | void *v; | |
79 | char *k; | |
80 | Iterator iterator; | |
de1c301e | 81 | |
1f849790 | 82 | assert(bus); |
de1c301e | 83 | |
d9130355 LP |
84 | if (!arg_unique && !arg_acquired && !arg_activatable) |
85 | arg_unique = arg_acquired = arg_activatable = true; | |
86 | ||
56e61788 | 87 | r = sd_bus_list_names(bus, (arg_acquired || arg_unique) ? &acquired : NULL, arg_activatable ? &activatable : NULL); |
23bbb0de MS |
88 | if (r < 0) |
89 | return log_error_errno(r, "Failed to list names: %m"); | |
de1c301e | 90 | |
ea4b98e6 | 91 | pager_open(arg_no_pager, false); |
1f849790 | 92 | |
d5099efc | 93 | names = hashmap_new(&string_hash_ops); |
5e2f14e6 LP |
94 | if (!names) |
95 | return log_oom(); | |
89ffcd2a | 96 | |
5e2f14e6 | 97 | STRV_FOREACH(i, acquired) { |
71f2ab46 LP |
98 | max_i = MAX(max_i, strlen(*i)); |
99 | ||
1d58a1fe | 100 | r = hashmap_put(names, *i, NAME_IS_ACQUIRED); |
23bbb0de MS |
101 | if (r < 0) |
102 | return log_error_errno(r, "Failed to add to hashmap: %m"); | |
5e2f14e6 LP |
103 | } |
104 | ||
105 | STRV_FOREACH(i, activatable) { | |
89ffcd2a LP |
106 | max_i = MAX(max_i, strlen(*i)); |
107 | ||
1d58a1fe | 108 | r = hashmap_put(names, *i, NAME_IS_ACTIVATABLE); |
23bbb0de MS |
109 | if (r < 0 && r != -EEXIST) |
110 | return log_error_errno(r, "Failed to add to hashmap: %m"); | |
5e2f14e6 LP |
111 | } |
112 | ||
113 | merged = new(char*, hashmap_size(names) + 1); | |
114 | HASHMAP_FOREACH_KEY(v, k, names, iterator) | |
115 | merged[n++] = k; | |
116 | ||
117 | merged[n] = NULL; | |
118 | strv_sort(merged); | |
119 | ||
17d47d8d TA |
120 | if (arg_legend) { |
121 | printf("%-*s %*s %-*s %-*s %-*s %-*s %-*s %-*s", | |
455971c1 | 122 | (int) max_i, "NAME", 10, "PID", 15, "PROCESS", 16, "USER", 13, "CONNECTION", 25, "UNIT", 10, "SESSION", 19, "DESCRIPTION"); |
89ffcd2a | 123 | |
17d47d8d TA |
124 | if (arg_show_machine) |
125 | puts(" MACHINE"); | |
126 | else | |
127 | putchar('\n'); | |
128 | } | |
a4297f08 | 129 | |
5e2f14e6 | 130 | STRV_FOREACH(i, merged) { |
4afd3348 | 131 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
5e2f14e6 | 132 | sd_id128_t mid; |
71f2ab46 | 133 | |
1d58a1fe | 134 | if (hashmap_get(names, *i) == NAME_IS_ACTIVATABLE) { |
5e2f14e6 | 135 | /* Activatable */ |
71f2ab46 | 136 | |
5e2f14e6 | 137 | printf("%-*s", (int) max_i, *i); |
56e61788 LP |
138 | printf(" - - - (activatable) - - "); |
139 | if (arg_show_machine) | |
5e2f14e6 | 140 | puts(" -"); |
56e61788 LP |
141 | else |
142 | putchar('\n'); | |
71f2ab46 LP |
143 | continue; |
144 | ||
5e2f14e6 | 145 | } |
de1c301e | 146 | |
56e61788 LP |
147 | if (!arg_unique && (*i)[0] == ':') |
148 | continue; | |
149 | ||
150 | if (!arg_acquired && (*i)[0] != ':') | |
1f849790 | 151 | continue; |
89ffcd2a LP |
152 | |
153 | printf("%-*s", (int) max_i, *i); | |
de1c301e | 154 | |
40ed1a45 LP |
155 | r = sd_bus_get_name_creds( |
156 | bus, *i, | |
157 | (arg_augment_creds ? SD_BUS_CREDS_AUGMENT : 0) | | |
05bae4a6 | 158 | SD_BUS_CREDS_EUID|SD_BUS_CREDS_PID|SD_BUS_CREDS_COMM| |
40ed1a45 LP |
159 | SD_BUS_CREDS_UNIQUE_NAME|SD_BUS_CREDS_UNIT|SD_BUS_CREDS_SESSION| |
160 | SD_BUS_CREDS_DESCRIPTION, &creds); | |
89ffcd2a | 161 | if (r >= 0) { |
14008e4e | 162 | const char *unique, *session, *unit, *cn; |
5b12334d LP |
163 | pid_t pid; |
164 | uid_t uid; | |
de1c301e | 165 | |
5b12334d LP |
166 | r = sd_bus_creds_get_pid(creds, &pid); |
167 | if (r >= 0) { | |
168 | const char *comm = NULL; | |
de1c301e | 169 | |
5b12334d | 170 | sd_bus_creds_get_comm(creds, &comm); |
89ffcd2a | 171 | |
5b12334d LP |
172 | printf(" %10lu %-15s", (unsigned long) pid, strna(comm)); |
173 | } else | |
a4297f08 | 174 | fputs(" - - ", stdout); |
89ffcd2a | 175 | |
05bae4a6 | 176 | r = sd_bus_creds_get_euid(creds, &uid); |
5b12334d LP |
177 | if (r >= 0) { |
178 | _cleanup_free_ char *u = NULL; | |
89ffcd2a | 179 | |
5b12334d LP |
180 | u = uid_to_name(uid); |
181 | if (!u) | |
182 | return log_oom(); | |
89ffcd2a | 183 | |
5b12334d LP |
184 | if (strlen(u) > 16) |
185 | u[16] = 0; | |
186 | ||
187 | printf(" %-16s", u); | |
188 | } else | |
a4297f08 | 189 | fputs(" - ", stdout); |
89ffcd2a | 190 | |
49b832c5 LP |
191 | r = sd_bus_creds_get_unique_name(creds, &unique); |
192 | if (r >= 0) | |
56e61788 LP |
193 | printf(" %-13s", unique); |
194 | else | |
195 | fputs(" - ", stdout); | |
196 | ||
197 | r = sd_bus_creds_get_unit(creds, &unit); | |
198 | if (r >= 0) { | |
199 | _cleanup_free_ char *e; | |
200 | ||
201 | e = ellipsize(unit, 25, 100); | |
202 | if (!e) | |
203 | return log_oom(); | |
204 | ||
205 | printf(" %-25s", e); | |
206 | } else | |
207 | fputs(" - ", stdout); | |
208 | ||
209 | r = sd_bus_creds_get_session(creds, &session); | |
210 | if (r >= 0) | |
211 | printf(" %-10s", session); | |
a4297f08 | 212 | else |
56e61788 | 213 | fputs(" - ", stdout); |
7b0b392f | 214 | |
455971c1 | 215 | r = sd_bus_creds_get_description(creds, &cn); |
14008e4e LP |
216 | if (r >= 0) |
217 | printf(" %-19s", cn); | |
218 | else | |
219 | fputs(" - ", stdout); | |
220 | ||
7b0b392f | 221 | } else |
14008e4e | 222 | printf(" - - - - - - - "); |
a4297f08 | 223 | |
56e61788 | 224 | if (arg_show_machine) { |
056f95d0 | 225 | r = sd_bus_get_name_machine_id(bus, *i, &mid); |
a4297f08 LP |
226 | if (r >= 0) { |
227 | char m[SD_ID128_STRING_MAX]; | |
228 | printf(" %s\n", sd_id128_to_string(mid, m)); | |
229 | } else | |
230 | puts(" -"); | |
56e61788 LP |
231 | } else |
232 | putchar('\n'); | |
de1c301e LP |
233 | } |
234 | ||
1f849790 LP |
235 | return 0; |
236 | } | |
237 | ||
d9130355 LP |
238 | static void print_subtree(const char *prefix, const char *path, char **l) { |
239 | const char *vertical, *space; | |
240 | char **n; | |
241 | ||
242 | /* We assume the list is sorted. Let's first skip over the | |
243 | * entry we are looking at. */ | |
244 | for (;;) { | |
245 | if (!*l) | |
246 | return; | |
247 | ||
248 | if (!streq(*l, path)) | |
249 | break; | |
250 | ||
251 | l++; | |
252 | } | |
253 | ||
323b7dc9 ZJS |
254 | vertical = strjoina(prefix, special_glyph(TREE_VERTICAL)); |
255 | space = strjoina(prefix, special_glyph(TREE_SPACE)); | |
d9130355 LP |
256 | |
257 | for (;;) { | |
258 | bool has_more = false; | |
259 | ||
260 | if (!*l || !path_startswith(*l, path)) | |
261 | break; | |
262 | ||
263 | n = l + 1; | |
264 | for (;;) { | |
265 | if (!*n || !path_startswith(*n, path)) | |
266 | break; | |
267 | ||
268 | if (!path_startswith(*n, *l)) { | |
269 | has_more = true; | |
270 | break; | |
271 | } | |
272 | ||
273 | n++; | |
274 | } | |
275 | ||
323b7dc9 | 276 | printf("%s%s%s\n", prefix, special_glyph(has_more ? TREE_BRANCH : TREE_RIGHT), *l); |
d9130355 LP |
277 | |
278 | print_subtree(has_more ? vertical : space, *l, l); | |
279 | l = n; | |
280 | } | |
281 | } | |
282 | ||
283 | static void print_tree(const char *prefix, char **l) { | |
284 | ||
ea4b98e6 | 285 | pager_open(arg_no_pager, false); |
d9130355 LP |
286 | |
287 | prefix = strempty(prefix); | |
288 | ||
289 | if (arg_list) { | |
290 | char **i; | |
291 | ||
292 | STRV_FOREACH(i, l) | |
293 | printf("%s%s\n", prefix, *i); | |
294 | return; | |
295 | } | |
296 | ||
56c8b52d LP |
297 | if (strv_isempty(l)) { |
298 | printf("No objects discovered.\n"); | |
299 | return; | |
300 | } | |
301 | ||
302 | if (streq(l[0], "/") && !l[1]) { | |
303 | printf("Only root object discovered.\n"); | |
304 | return; | |
305 | } | |
d9130355 LP |
306 | |
307 | print_subtree(prefix, "/", l); | |
308 | } | |
309 | ||
a1ad3767 LP |
310 | static int on_path(const char *path, void *userdata) { |
311 | Set *paths = userdata; | |
d9130355 LP |
312 | int r; |
313 | ||
a1ad3767 | 314 | assert(paths); |
d9130355 | 315 | |
a1ad3767 LP |
316 | r = set_put_strdup(paths, path); |
317 | if (r < 0) | |
318 | return log_oom(); | |
d9130355 | 319 | |
a1ad3767 | 320 | return 0; |
d9130355 LP |
321 | } |
322 | ||
73fc23c0 | 323 | static int find_nodes(sd_bus *bus, const char *service, const char *path, Set *paths, bool many) { |
0171da06 | 324 | static const XMLIntrospectOps ops = { |
a1ad3767 LP |
325 | .on_path = on_path, |
326 | }; | |
327 | ||
4afd3348 LP |
328 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
329 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
a1ad3767 | 330 | const char *xml; |
d9130355 LP |
331 | int r; |
332 | ||
333 | r = sd_bus_call_method(bus, service, path, "org.freedesktop.DBus.Introspectable", "Introspect", &error, &reply, ""); | |
334 | if (r < 0) { | |
73fc23c0 LP |
335 | if (many) |
336 | printf("Failed to introspect object %s of service %s: %s\n", path, service, bus_error_message(&error, r)); | |
337 | else | |
338 | log_error("Failed to introspect object %s of service %s: %s", path, service, bus_error_message(&error, r)); | |
d9130355 LP |
339 | return r; |
340 | } | |
341 | ||
342 | r = sd_bus_message_read(reply, "s", &xml); | |
343 | if (r < 0) | |
344 | return bus_log_parse_error(r); | |
345 | ||
a1ad3767 | 346 | return parse_xml_introspect(path, xml, &ops, paths); |
d9130355 LP |
347 | } |
348 | ||
73fc23c0 | 349 | static int tree_one(sd_bus *bus, const char *service, const char *prefix, bool many) { |
d9130355 LP |
350 | _cleanup_set_free_free_ Set *paths = NULL, *done = NULL, *failed = NULL; |
351 | _cleanup_free_ char **l = NULL; | |
352 | char *m; | |
353 | int r; | |
354 | ||
355 | paths = set_new(&string_hash_ops); | |
356 | if (!paths) | |
357 | return log_oom(); | |
358 | ||
359 | done = set_new(&string_hash_ops); | |
360 | if (!done) | |
361 | return log_oom(); | |
362 | ||
363 | failed = set_new(&string_hash_ops); | |
364 | if (!failed) | |
365 | return log_oom(); | |
366 | ||
367 | m = strdup("/"); | |
368 | if (!m) | |
369 | return log_oom(); | |
370 | ||
371 | r = set_put(paths, m); | |
372 | if (r < 0) { | |
373 | free(m); | |
374 | return log_oom(); | |
375 | } | |
376 | ||
377 | for (;;) { | |
378 | _cleanup_free_ char *p = NULL; | |
379 | int q; | |
380 | ||
381 | p = set_steal_first(paths); | |
382 | if (!p) | |
383 | break; | |
384 | ||
385 | if (set_contains(done, p) || | |
386 | set_contains(failed, p)) | |
387 | continue; | |
388 | ||
73fc23c0 | 389 | q = find_nodes(bus, service, p, paths, many); |
d9130355 LP |
390 | if (q < 0) { |
391 | if (r >= 0) | |
392 | r = q; | |
393 | ||
394 | q = set_put(failed, p); | |
395 | } else | |
396 | q = set_put(done, p); | |
397 | ||
398 | if (q < 0) | |
399 | return log_oom(); | |
400 | ||
401 | assert(q != 0); | |
402 | p = NULL; | |
403 | } | |
404 | ||
ea4b98e6 | 405 | pager_open(arg_no_pager, false); |
73fc23c0 | 406 | |
d9130355 LP |
407 | l = set_get_strv(done); |
408 | if (!l) | |
409 | return log_oom(); | |
410 | ||
411 | strv_sort(l); | |
412 | print_tree(prefix, l); | |
413 | ||
414 | fflush(stdout); | |
415 | ||
416 | return r; | |
417 | } | |
418 | ||
419 | static int tree(sd_bus *bus, char **argv) { | |
420 | char **i; | |
421 | int r = 0; | |
422 | ||
423 | if (!arg_unique && !arg_acquired) | |
424 | arg_acquired = true; | |
425 | ||
426 | if (strv_length(argv) <= 1) { | |
427 | _cleanup_strv_free_ char **names = NULL; | |
56c8b52d | 428 | bool not_first = false; |
d9130355 LP |
429 | |
430 | r = sd_bus_list_names(bus, &names, NULL); | |
23bbb0de MS |
431 | if (r < 0) |
432 | return log_error_errno(r, "Failed to get name list: %m"); | |
d9130355 | 433 | |
ea4b98e6 | 434 | pager_open(arg_no_pager, false); |
d9130355 LP |
435 | |
436 | STRV_FOREACH(i, names) { | |
437 | int q; | |
438 | ||
439 | if (!arg_unique && (*i)[0] == ':') | |
440 | continue; | |
441 | ||
442 | if (!arg_acquired && (*i)[0] == ':') | |
443 | continue; | |
444 | ||
445 | if (not_first) | |
446 | printf("\n"); | |
447 | ||
1fc464f6 | 448 | printf("Service %s%s%s:\n", ansi_highlight(), *i, ansi_normal()); |
d9130355 | 449 | |
73fc23c0 | 450 | q = tree_one(bus, *i, NULL, true); |
d9130355 LP |
451 | if (q < 0 && r >= 0) |
452 | r = q; | |
453 | ||
454 | not_first = true; | |
455 | } | |
456 | } else { | |
d9130355 LP |
457 | STRV_FOREACH(i, argv+1) { |
458 | int q; | |
459 | ||
460 | if (i > argv+1) | |
461 | printf("\n"); | |
462 | ||
73fc23c0 | 463 | if (argv[2]) { |
ea4b98e6 | 464 | pager_open(arg_no_pager, false); |
1fc464f6 | 465 | printf("Service %s%s%s:\n", ansi_highlight(), *i, ansi_normal()); |
73fc23c0 | 466 | } |
d9130355 | 467 | |
73fc23c0 | 468 | q = tree_one(bus, *i, NULL, !!argv[2]); |
d9130355 LP |
469 | if (q < 0 && r >= 0) |
470 | r = q; | |
471 | } | |
472 | } | |
473 | ||
474 | return r; | |
475 | } | |
476 | ||
1fc55609 LP |
477 | static int format_cmdline(sd_bus_message *m, FILE *f, bool needs_space) { |
478 | int r; | |
479 | ||
480 | for (;;) { | |
481 | const char *contents = NULL; | |
482 | char type; | |
483 | union { | |
484 | uint8_t u8; | |
485 | uint16_t u16; | |
486 | int16_t s16; | |
487 | uint32_t u32; | |
488 | int32_t s32; | |
489 | uint64_t u64; | |
490 | int64_t s64; | |
491 | double d64; | |
492 | const char *string; | |
493 | int i; | |
494 | } basic; | |
495 | ||
496 | r = sd_bus_message_peek_type(m, &type, &contents); | |
317f2fc9 | 497 | if (r < 0) |
1fc55609 | 498 | return r; |
317f2fc9 LP |
499 | if (r == 0) |
500 | return needs_space; | |
1fc55609 LP |
501 | |
502 | if (bus_type_is_container(type) > 0) { | |
503 | ||
504 | r = sd_bus_message_enter_container(m, type, contents); | |
505 | if (r < 0) | |
506 | return r; | |
507 | ||
508 | if (type == SD_BUS_TYPE_ARRAY) { | |
509 | unsigned n = 0; | |
510 | ||
511 | /* count array entries */ | |
512 | for (;;) { | |
513 | ||
514 | r = sd_bus_message_skip(m, contents); | |
515 | if (r < 0) | |
516 | return r; | |
517 | if (r == 0) | |
518 | break; | |
519 | ||
520 | n++; | |
521 | } | |
522 | ||
523 | r = sd_bus_message_rewind(m, false); | |
524 | if (r < 0) | |
525 | return r; | |
526 | ||
527 | if (needs_space) | |
528 | fputc(' ', f); | |
529 | ||
530 | fprintf(f, "%u", n); | |
317f2fc9 LP |
531 | needs_space = true; |
532 | ||
1fc55609 LP |
533 | } else if (type == SD_BUS_TYPE_VARIANT) { |
534 | ||
535 | if (needs_space) | |
536 | fputc(' ', f); | |
537 | ||
538 | fprintf(f, "%s", contents); | |
317f2fc9 | 539 | needs_space = true; |
1fc55609 LP |
540 | } |
541 | ||
317f2fc9 | 542 | r = format_cmdline(m, f, needs_space); |
1fc55609 LP |
543 | if (r < 0) |
544 | return r; | |
545 | ||
317f2fc9 LP |
546 | needs_space = r > 0; |
547 | ||
1fc55609 LP |
548 | r = sd_bus_message_exit_container(m); |
549 | if (r < 0) | |
550 | return r; | |
551 | ||
552 | continue; | |
553 | } | |
554 | ||
555 | r = sd_bus_message_read_basic(m, type, &basic); | |
556 | if (r < 0) | |
557 | return r; | |
558 | ||
559 | if (needs_space) | |
560 | fputc(' ', f); | |
561 | ||
562 | switch (type) { | |
563 | case SD_BUS_TYPE_BYTE: | |
564 | fprintf(f, "%u", basic.u8); | |
565 | break; | |
566 | ||
567 | case SD_BUS_TYPE_BOOLEAN: | |
568 | fputs(true_false(basic.i), f); | |
569 | break; | |
570 | ||
571 | case SD_BUS_TYPE_INT16: | |
572 | fprintf(f, "%i", basic.s16); | |
573 | break; | |
574 | ||
575 | case SD_BUS_TYPE_UINT16: | |
576 | fprintf(f, "%u", basic.u16); | |
577 | break; | |
578 | ||
579 | case SD_BUS_TYPE_INT32: | |
580 | fprintf(f, "%i", basic.s32); | |
581 | break; | |
582 | ||
583 | case SD_BUS_TYPE_UINT32: | |
584 | fprintf(f, "%u", basic.u32); | |
585 | break; | |
586 | ||
587 | case SD_BUS_TYPE_INT64: | |
588 | fprintf(f, "%" PRIi64, basic.s64); | |
589 | break; | |
590 | ||
591 | case SD_BUS_TYPE_UINT64: | |
592 | fprintf(f, "%" PRIu64, basic.u64); | |
593 | break; | |
594 | ||
595 | case SD_BUS_TYPE_DOUBLE: | |
596 | fprintf(f, "%g", basic.d64); | |
597 | break; | |
598 | ||
599 | case SD_BUS_TYPE_STRING: | |
600 | case SD_BUS_TYPE_OBJECT_PATH: | |
601 | case SD_BUS_TYPE_SIGNATURE: { | |
602 | _cleanup_free_ char *b = NULL; | |
603 | ||
604 | b = cescape(basic.string); | |
605 | if (!b) | |
606 | return -ENOMEM; | |
607 | ||
608 | fprintf(f, "\"%s\"", b); | |
609 | break; | |
610 | } | |
611 | ||
612 | case SD_BUS_TYPE_UNIX_FD: | |
613 | fprintf(f, "%i", basic.i); | |
614 | break; | |
615 | ||
616 | default: | |
617 | assert_not_reached("Unknown basic type."); | |
618 | } | |
619 | ||
1ed24c61 | 620 | needs_space = true; |
1fc55609 LP |
621 | } |
622 | } | |
623 | ||
0171da06 LP |
624 | typedef struct Member { |
625 | const char *type; | |
626 | char *interface; | |
627 | char *name; | |
628 | char *signature; | |
629 | char *result; | |
1fc55609 | 630 | char *value; |
0171da06 LP |
631 | bool writable; |
632 | uint64_t flags; | |
633 | } Member; | |
634 | ||
b826ab58 | 635 | static void member_hash_func(const void *p, struct siphash *state) { |
0171da06 | 636 | const Member *m = p; |
1e2527a6 | 637 | uint64_t arity = 1; |
0171da06 LP |
638 | |
639 | assert(m); | |
640 | assert(m->type); | |
641 | ||
b826ab58 | 642 | string_hash_func(m->type, state); |
0171da06 | 643 | |
1e2527a6 TG |
644 | arity += !!m->name + !!m->interface; |
645 | ||
646 | uint64_hash_func(&arity, state); | |
647 | ||
0171da06 | 648 | if (m->name) |
b826ab58 | 649 | string_hash_func(m->name, state); |
0171da06 LP |
650 | |
651 | if (m->interface) | |
b826ab58 | 652 | string_hash_func(m->interface, state); |
0171da06 LP |
653 | } |
654 | ||
655 | static int member_compare_func(const void *a, const void *b) { | |
656 | const Member *x = a, *y = b; | |
657 | int d; | |
658 | ||
659 | assert(x); | |
660 | assert(y); | |
661 | assert(x->type); | |
662 | assert(y->type); | |
663 | ||
c030a850 NK |
664 | d = strcmp_ptr(x->interface, y->interface); |
665 | if (d != 0) | |
666 | return d; | |
0171da06 LP |
667 | |
668 | d = strcmp(x->type, y->type); | |
669 | if (d != 0) | |
670 | return d; | |
671 | ||
c030a850 | 672 | return strcmp_ptr(x->name, y->name); |
0171da06 LP |
673 | } |
674 | ||
675 | static int member_compare_funcp(const void *a, const void *b) { | |
676 | const Member *const * x = (const Member *const *) a, * const *y = (const Member *const *) b; | |
677 | ||
678 | return member_compare_func(*x, *y); | |
679 | } | |
680 | ||
681 | static void member_free(Member *m) { | |
682 | if (!m) | |
683 | return; | |
684 | ||
685 | free(m->interface); | |
686 | free(m->name); | |
687 | free(m->signature); | |
688 | free(m->result); | |
1fc55609 | 689 | free(m->value); |
0171da06 LP |
690 | free(m); |
691 | } | |
692 | ||
693 | DEFINE_TRIVIAL_CLEANUP_FUNC(Member*, member_free); | |
694 | ||
695 | static void member_set_free(Set *s) { | |
224b0e7a | 696 | set_free_with_destructor(s, member_free); |
0171da06 LP |
697 | } |
698 | ||
699 | DEFINE_TRIVIAL_CLEANUP_FUNC(Set*, member_set_free); | |
700 | ||
701 | static int on_interface(const char *interface, uint64_t flags, void *userdata) { | |
702 | _cleanup_(member_freep) Member *m; | |
703 | Set *members = userdata; | |
704 | int r; | |
705 | ||
706 | assert(interface); | |
707 | assert(members); | |
708 | ||
709 | m = new0(Member, 1); | |
710 | if (!m) | |
711 | return log_oom(); | |
712 | ||
713 | m->type = "interface"; | |
714 | m->flags = flags; | |
715 | ||
716 | r = free_and_strdup(&m->interface, interface); | |
717 | if (r < 0) | |
718 | return log_oom(); | |
719 | ||
720 | r = set_put(members, m); | |
721 | if (r <= 0) { | |
722 | log_error("Duplicate interface"); | |
723 | return -EINVAL; | |
724 | } | |
725 | ||
726 | m = NULL; | |
727 | return 0; | |
728 | } | |
729 | ||
730 | static int on_method(const char *interface, const char *name, const char *signature, const char *result, uint64_t flags, void *userdata) { | |
731 | _cleanup_(member_freep) Member *m; | |
732 | Set *members = userdata; | |
733 | int r; | |
734 | ||
735 | assert(interface); | |
736 | assert(name); | |
737 | ||
738 | m = new0(Member, 1); | |
739 | if (!m) | |
740 | return log_oom(); | |
741 | ||
742 | m->type = "method"; | |
743 | m->flags = flags; | |
744 | ||
745 | r = free_and_strdup(&m->interface, interface); | |
746 | if (r < 0) | |
747 | return log_oom(); | |
748 | ||
749 | r = free_and_strdup(&m->name, name); | |
750 | if (r < 0) | |
751 | return log_oom(); | |
752 | ||
753 | r = free_and_strdup(&m->signature, signature); | |
754 | if (r < 0) | |
755 | return log_oom(); | |
756 | ||
757 | r = free_and_strdup(&m->result, result); | |
758 | if (r < 0) | |
759 | return log_oom(); | |
760 | ||
761 | r = set_put(members, m); | |
762 | if (r <= 0) { | |
763 | log_error("Duplicate method"); | |
764 | return -EINVAL; | |
765 | } | |
766 | ||
767 | m = NULL; | |
768 | return 0; | |
769 | } | |
770 | ||
771 | static int on_signal(const char *interface, const char *name, const char *signature, uint64_t flags, void *userdata) { | |
772 | _cleanup_(member_freep) Member *m; | |
773 | Set *members = userdata; | |
774 | int r; | |
775 | ||
776 | assert(interface); | |
777 | assert(name); | |
778 | ||
779 | m = new0(Member, 1); | |
780 | if (!m) | |
781 | return log_oom(); | |
782 | ||
783 | m->type = "signal"; | |
784 | m->flags = flags; | |
785 | ||
786 | r = free_and_strdup(&m->interface, interface); | |
787 | if (r < 0) | |
788 | return log_oom(); | |
789 | ||
790 | r = free_and_strdup(&m->name, name); | |
791 | if (r < 0) | |
792 | return log_oom(); | |
793 | ||
794 | r = free_and_strdup(&m->signature, signature); | |
795 | if (r < 0) | |
796 | return log_oom(); | |
797 | ||
798 | r = set_put(members, m); | |
799 | if (r <= 0) { | |
800 | log_error("Duplicate signal"); | |
801 | return -EINVAL; | |
802 | } | |
803 | ||
804 | m = NULL; | |
805 | return 0; | |
806 | } | |
807 | ||
808 | static int on_property(const char *interface, const char *name, const char *signature, bool writable, uint64_t flags, void *userdata) { | |
809 | _cleanup_(member_freep) Member *m; | |
810 | Set *members = userdata; | |
811 | int r; | |
812 | ||
813 | assert(interface); | |
814 | assert(name); | |
815 | ||
816 | m = new0(Member, 1); | |
817 | if (!m) | |
818 | return log_oom(); | |
819 | ||
820 | m->type = "property"; | |
821 | m->flags = flags; | |
822 | m->writable = writable; | |
823 | ||
824 | r = free_and_strdup(&m->interface, interface); | |
825 | if (r < 0) | |
826 | return log_oom(); | |
827 | ||
828 | r = free_and_strdup(&m->name, name); | |
829 | if (r < 0) | |
830 | return log_oom(); | |
831 | ||
832 | r = free_and_strdup(&m->signature, signature); | |
833 | if (r < 0) | |
834 | return log_oom(); | |
835 | ||
836 | r = set_put(members, m); | |
837 | if (r <= 0) { | |
838 | log_error("Duplicate property"); | |
839 | return -EINVAL; | |
840 | } | |
841 | ||
842 | m = NULL; | |
843 | return 0; | |
844 | } | |
845 | ||
846 | static const char *strdash(const char *x) { | |
847 | return isempty(x) ? "-" : x; | |
848 | } | |
849 | ||
850 | static int introspect(sd_bus *bus, char **argv) { | |
851 | static const struct hash_ops member_hash_ops = { | |
852 | .hash = member_hash_func, | |
853 | .compare = member_compare_func, | |
854 | }; | |
855 | ||
856 | static const XMLIntrospectOps ops = { | |
857 | .on_interface = on_interface, | |
858 | .on_method = on_method, | |
859 | .on_signal = on_signal, | |
860 | .on_property = on_property, | |
861 | }; | |
862 | ||
9efebb65 | 863 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply_xml = NULL; |
4afd3348 | 864 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
0171da06 LP |
865 | _cleanup_(member_set_freep) Set *members = NULL; |
866 | Iterator i; | |
867 | Member *m; | |
868 | const char *xml; | |
869 | int r; | |
870 | unsigned name_width, type_width, signature_width, result_width; | |
871 | Member **sorted = NULL; | |
4f44c03e | 872 | unsigned k = 0, j, n_args; |
0171da06 | 873 | |
4f44c03e LP |
874 | n_args = strv_length(argv); |
875 | if (n_args < 3) { | |
0171da06 LP |
876 | log_error("Requires service and object path argument."); |
877 | return -EINVAL; | |
878 | } | |
879 | ||
4f44c03e LP |
880 | if (n_args > 4) { |
881 | log_error("Too many arguments."); | |
882 | return -EINVAL; | |
883 | } | |
884 | ||
0171da06 LP |
885 | members = set_new(&member_hash_ops); |
886 | if (!members) | |
887 | return log_oom(); | |
888 | ||
9efebb65 | 889 | r = sd_bus_call_method(bus, argv[1], argv[2], "org.freedesktop.DBus.Introspectable", "Introspect", &error, &reply_xml, ""); |
e51faad3 LP |
890 | if (r < 0) |
891 | return log_error_errno(r, "Failed to introspect object %s of service %s: %s", argv[2], argv[1], bus_error_message(&error, r)); | |
0171da06 | 892 | |
9efebb65 | 893 | r = sd_bus_message_read(reply_xml, "s", &xml); |
0171da06 LP |
894 | if (r < 0) |
895 | return bus_log_parse_error(r); | |
896 | ||
1fc55609 | 897 | /* First, get list of all properties */ |
0171da06 LP |
898 | r = parse_xml_introspect(argv[2], xml, &ops, members); |
899 | if (r < 0) | |
900 | return r; | |
901 | ||
1fc55609 LP |
902 | /* Second, find the current values for them */ |
903 | SET_FOREACH(m, members, i) { | |
9efebb65 | 904 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
1fc55609 LP |
905 | |
906 | if (!streq(m->type, "property")) | |
907 | continue; | |
908 | ||
909 | if (m->value) | |
910 | continue; | |
911 | ||
4f44c03e LP |
912 | if (argv[3] && !streq(argv[3], m->interface)) |
913 | continue; | |
914 | ||
1fc55609 | 915 | r = sd_bus_call_method(bus, argv[1], argv[2], "org.freedesktop.DBus.Properties", "GetAll", &error, &reply, "s", m->interface); |
e51faad3 LP |
916 | if (r < 0) |
917 | return log_error_errno(r, "%s", bus_error_message(&error, r)); | |
1fc55609 LP |
918 | |
919 | r = sd_bus_message_enter_container(reply, 'a', "{sv}"); | |
920 | if (r < 0) | |
921 | return bus_log_parse_error(r); | |
922 | ||
923 | for (;;) { | |
924 | Member *z; | |
925 | _cleanup_free_ char *buf = NULL; | |
926 | _cleanup_fclose_ FILE *mf = NULL; | |
927 | size_t sz = 0; | |
928 | const char *name; | |
929 | ||
930 | r = sd_bus_message_enter_container(reply, 'e', "sv"); | |
931 | if (r < 0) | |
932 | return bus_log_parse_error(r); | |
933 | ||
934 | if (r == 0) | |
935 | break; | |
936 | ||
937 | r = sd_bus_message_read(reply, "s", &name); | |
938 | if (r < 0) | |
939 | return bus_log_parse_error(r); | |
940 | ||
941 | r = sd_bus_message_enter_container(reply, 'v', NULL); | |
942 | if (r < 0) | |
943 | return bus_log_parse_error(r); | |
944 | ||
945 | mf = open_memstream(&buf, &sz); | |
946 | if (!mf) | |
947 | return log_oom(); | |
948 | ||
0d536673 LP |
949 | (void) __fsetlocking(mf, FSETLOCKING_BYCALLER); |
950 | ||
1fc55609 LP |
951 | r = format_cmdline(reply, mf, false); |
952 | if (r < 0) | |
953 | return bus_log_parse_error(r); | |
954 | ||
8d3b9edc | 955 | mf = safe_fclose(mf); |
1fc55609 LP |
956 | |
957 | z = set_get(members, &((Member) { | |
958 | .type = "property", | |
959 | .interface = m->interface, | |
960 | .name = (char*) name })); | |
8d3b9edc LP |
961 | if (z) |
962 | free_and_replace(z->value, buf); | |
1fc55609 LP |
963 | |
964 | r = sd_bus_message_exit_container(reply); | |
965 | if (r < 0) | |
966 | return bus_log_parse_error(r); | |
967 | ||
968 | r = sd_bus_message_exit_container(reply); | |
969 | if (r < 0) | |
970 | return bus_log_parse_error(r); | |
971 | } | |
972 | ||
973 | r = sd_bus_message_exit_container(reply); | |
974 | if (r < 0) | |
975 | return bus_log_parse_error(r); | |
976 | } | |
977 | ||
ea4b98e6 | 978 | pager_open(arg_no_pager, false); |
0171da06 LP |
979 | |
980 | name_width = strlen("NAME"); | |
981 | type_width = strlen("TYPE"); | |
982 | signature_width = strlen("SIGNATURE"); | |
1fc55609 | 983 | result_width = strlen("RESULT/VALUE"); |
0171da06 LP |
984 | |
985 | sorted = newa(Member*, set_size(members)); | |
986 | ||
987 | SET_FOREACH(m, members, i) { | |
4f44c03e LP |
988 | |
989 | if (argv[3] && !streq(argv[3], m->interface)) | |
990 | continue; | |
991 | ||
0171da06 LP |
992 | if (m->interface) |
993 | name_width = MAX(name_width, strlen(m->interface)); | |
994 | if (m->name) | |
995 | name_width = MAX(name_width, strlen(m->name) + 1); | |
996 | if (m->type) | |
997 | type_width = MAX(type_width, strlen(m->type)); | |
998 | if (m->signature) | |
999 | signature_width = MAX(signature_width, strlen(m->signature)); | |
1000 | if (m->result) | |
1001 | result_width = MAX(result_width, strlen(m->result)); | |
1fc55609 LP |
1002 | if (m->value) |
1003 | result_width = MAX(result_width, strlen(m->value)); | |
0171da06 LP |
1004 | |
1005 | sorted[k++] = m; | |
1006 | } | |
1007 | ||
1fc55609 LP |
1008 | if (result_width > 40) |
1009 | result_width = 40; | |
1010 | ||
0171da06 LP |
1011 | qsort(sorted, k, sizeof(Member*), member_compare_funcp); |
1012 | ||
1fc55609 LP |
1013 | if (arg_legend) { |
1014 | printf("%-*s %-*s %-*s %-*s %s\n", | |
1015 | (int) name_width, "NAME", | |
1016 | (int) type_width, "TYPE", | |
1017 | (int) signature_width, "SIGNATURE", | |
1018 | (int) result_width, "RESULT/VALUE", | |
1019 | "FLAGS"); | |
1020 | } | |
0171da06 LP |
1021 | |
1022 | for (j = 0; j < k; j++) { | |
1fc55609 LP |
1023 | _cleanup_free_ char *ellipsized = NULL; |
1024 | const char *rv; | |
0171da06 LP |
1025 | bool is_interface; |
1026 | ||
1027 | m = sorted[j]; | |
1028 | ||
4f44c03e LP |
1029 | if (argv[3] && !streq(argv[3], m->interface)) |
1030 | continue; | |
1031 | ||
0171da06 LP |
1032 | is_interface = streq(m->type, "interface"); |
1033 | ||
4f44c03e LP |
1034 | if (argv[3] && is_interface) |
1035 | continue; | |
1036 | ||
1fc55609 LP |
1037 | if (m->value) { |
1038 | ellipsized = ellipsize(m->value, result_width, 100); | |
1039 | if (!ellipsized) | |
1040 | return log_oom(); | |
1041 | ||
1042 | rv = ellipsized; | |
1043 | } else | |
1044 | rv = strdash(m->result); | |
1045 | ||
0171da06 LP |
1046 | printf("%s%s%-*s%s %-*s %-*s %-*s%s%s%s%s%s%s\n", |
1047 | is_interface ? ansi_highlight() : "", | |
1048 | is_interface ? "" : ".", | |
1049 | - !is_interface + (int) name_width, strdash(streq_ptr(m->type, "interface") ? m->interface : m->name), | |
1fc464f6 | 1050 | is_interface ? ansi_normal() : "", |
0171da06 LP |
1051 | (int) type_width, strdash(m->type), |
1052 | (int) signature_width, strdash(m->signature), | |
1fc55609 | 1053 | (int) result_width, rv, |
0171da06 LP |
1054 | (m->flags & SD_BUS_VTABLE_DEPRECATED) ? " deprecated" : (m->flags || m->writable ? "" : " -"), |
1055 | (m->flags & SD_BUS_VTABLE_METHOD_NO_REPLY) ? " no-reply" : "", | |
1056 | (m->flags & SD_BUS_VTABLE_PROPERTY_CONST) ? " const" : "", | |
1057 | (m->flags & SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE) ? " emits-change" : "", | |
1058 | (m->flags & SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION) ? " emits-invalidation" : "", | |
1059 | m->writable ? " writable" : ""); | |
1060 | } | |
1061 | ||
1062 | return 0; | |
1063 | } | |
1064 | ||
1f70b087 | 1065 | static int message_dump(sd_bus_message *m, FILE *f) { |
d55192ad | 1066 | return bus_message_dump(m, f, BUS_MESSAGE_DUMP_WITH_HEADER); |
1f70b087 LP |
1067 | } |
1068 | ||
1069 | static int message_pcap(sd_bus_message *m, FILE *f) { | |
1070 | return bus_message_pcap_frame(m, arg_snaplen, f); | |
1071 | } | |
1072 | ||
1073 | static int monitor(sd_bus *bus, char *argv[], int (*dump)(sd_bus_message *m, FILE *f)) { | |
17fd7460 LU |
1074 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *message = NULL; |
1075 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
1f849790 | 1076 | char **i; |
17fd7460 | 1077 | uint32_t flags = 0; |
f5938e8f TG |
1078 | const char *unique_name; |
1079 | bool is_monitor = false; | |
1f849790 LP |
1080 | int r; |
1081 | ||
17fd7460 LU |
1082 | /* upgrade connection; it's not used for anything else after this call */ |
1083 | r = sd_bus_message_new_method_call(bus, &message, "org.freedesktop.DBus", "/org/freedesktop/DBus", "org.freedesktop.DBus.Monitoring", "BecomeMonitor"); | |
1084 | if (r < 0) | |
1085 | return bus_log_create_error(r); | |
1086 | ||
1087 | r = sd_bus_message_open_container(message, 'a', "s"); | |
1088 | if (r < 0) | |
1089 | return bus_log_create_error(r); | |
1090 | ||
1f849790 LP |
1091 | STRV_FOREACH(i, argv+1) { |
1092 | _cleanup_free_ char *m = NULL; | |
1093 | ||
1094 | if (!service_name_is_valid(*i)) { | |
1095 | log_error("Invalid service name '%s'", *i); | |
1096 | return -EINVAL; | |
1097 | } | |
1098 | ||
605405c6 | 1099 | m = strjoin("sender='", *i, "'"); |
1f849790 LP |
1100 | if (!m) |
1101 | return log_oom(); | |
1102 | ||
17fd7460 | 1103 | r = sd_bus_message_append_basic(message, 's', m); |
23bbb0de | 1104 | if (r < 0) |
17fd7460 | 1105 | return bus_log_create_error(r); |
b51f299a | 1106 | |
f6d1e6cb | 1107 | free(m); |
605405c6 | 1108 | m = strjoin("destination='", *i, "'"); |
f6d1e6cb LU |
1109 | if (!m) |
1110 | return log_oom(); | |
1111 | ||
17fd7460 | 1112 | r = sd_bus_message_append_basic(message, 's', m); |
f6d1e6cb | 1113 | if (r < 0) |
17fd7460 | 1114 | return bus_log_create_error(r); |
1f849790 LP |
1115 | } |
1116 | ||
1117 | STRV_FOREACH(i, arg_matches) { | |
17fd7460 | 1118 | r = sd_bus_message_append_basic(message, 's', *i); |
23bbb0de | 1119 | if (r < 0) |
17fd7460 | 1120 | return bus_log_create_error(r); |
b51f299a LP |
1121 | } |
1122 | ||
17fd7460 LU |
1123 | r = sd_bus_message_close_container(message); |
1124 | if (r < 0) | |
1125 | return bus_log_create_error(r); | |
1126 | ||
1127 | r = sd_bus_message_append_basic(message, 'u', &flags); | |
1128 | if (r < 0) | |
1129 | return bus_log_create_error(r); | |
1130 | ||
1131 | r = sd_bus_call(bus, message, arg_timeout, &error, NULL); | |
1132 | if (r < 0) { | |
1133 | log_error("%s", bus_error_message(&error, r)); | |
1134 | return r; | |
1f849790 LP |
1135 | } |
1136 | ||
f5938e8f TG |
1137 | r = sd_bus_get_unique_name(bus, &unique_name); |
1138 | if (r < 0) | |
1139 | return log_error_errno(r, "Failed to get unique name: %m"); | |
1140 | ||
92d66625 LP |
1141 | log_info("Monitoring bus message stream."); |
1142 | ||
1f849790 | 1143 | for (;;) { |
4afd3348 | 1144 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; |
1f849790 LP |
1145 | |
1146 | r = sd_bus_process(bus, &m); | |
23bbb0de MS |
1147 | if (r < 0) |
1148 | return log_error_errno(r, "Failed to process bus: %m"); | |
1f849790 | 1149 | |
f5938e8f TG |
1150 | if (!is_monitor) { |
1151 | const char *name; | |
1152 | ||
1153 | /* wait until we lose our unique name */ | |
1154 | if (sd_bus_message_is_signal(m, "org.freedesktop.DBus", "NameLost") <= 0) | |
1155 | continue; | |
1156 | ||
1157 | r = sd_bus_message_read(m, "s", &name); | |
1158 | if (r < 0) | |
1159 | return log_error_errno(r, "Failed to read lost name: %m"); | |
1160 | ||
d27d4637 TG |
1161 | if (streq(name, unique_name)) |
1162 | is_monitor = true; | |
f5938e8f | 1163 | |
d27d4637 | 1164 | continue; |
f5938e8f TG |
1165 | } |
1166 | ||
1f849790 | 1167 | if (m) { |
1f70b087 | 1168 | dump(m, stdout); |
1d44f758 | 1169 | fflush(stdout); |
92d66625 LP |
1170 | |
1171 | if (sd_bus_message_is_signal(m, "org.freedesktop.DBus.Local", "Disconnected") > 0) { | |
1172 | log_info("Connection terminated, exiting."); | |
1173 | return 0; | |
1174 | } | |
1175 | ||
1f849790 LP |
1176 | continue; |
1177 | } | |
1178 | ||
1179 | if (r > 0) | |
1180 | continue; | |
1181 | ||
1182 | r = sd_bus_wait(bus, (uint64_t) -1); | |
23bbb0de MS |
1183 | if (r < 0) |
1184 | return log_error_errno(r, "Failed to wait for bus: %m"); | |
1f849790 | 1185 | } |
95c4fe82 | 1186 | } |
1f849790 | 1187 | |
1f70b087 LP |
1188 | static int capture(sd_bus *bus, char *argv[]) { |
1189 | int r; | |
1190 | ||
1191 | if (isatty(fileno(stdout)) > 0) { | |
1192 | log_error("Refusing to write message data to console, please redirect output to a file."); | |
1193 | return -EINVAL; | |
1194 | } | |
1195 | ||
1196 | bus_pcap_header(arg_snaplen, stdout); | |
1197 | ||
1198 | r = monitor(bus, argv, message_pcap); | |
1199 | if (r < 0) | |
1200 | return r; | |
1201 | ||
1202 | if (ferror(stdout)) { | |
1203 | log_error("Couldn't write capture file."); | |
1204 | return -EIO; | |
1205 | } | |
1206 | ||
1207 | return r; | |
1208 | } | |
1209 | ||
95c4fe82 | 1210 | static int status(sd_bus *bus, char *argv[]) { |
4afd3348 | 1211 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
95c4fe82 LP |
1212 | pid_t pid; |
1213 | int r; | |
1214 | ||
1215 | assert(bus); | |
1216 | ||
2e9efd22 LP |
1217 | if (strv_length(argv) > 2) { |
1218 | log_error("Expects no or one argument."); | |
95c4fe82 LP |
1219 | return -EINVAL; |
1220 | } | |
1221 | ||
2e9efd22 LP |
1222 | if (argv[1]) { |
1223 | r = parse_pid(argv[1], &pid); | |
1224 | if (r < 0) | |
1225 | r = sd_bus_get_name_creds( | |
1226 | bus, | |
1227 | argv[1], | |
1228 | (arg_augment_creds ? SD_BUS_CREDS_AUGMENT : 0) | _SD_BUS_CREDS_ALL, | |
1229 | &creds); | |
1230 | else | |
1231 | r = sd_bus_creds_new_from_pid( | |
1232 | &creds, | |
1233 | pid, | |
1234 | _SD_BUS_CREDS_ALL); | |
3acc1daf | 1235 | } else { |
5b820358 | 1236 | const char *scope, *address; |
5c302692 | 1237 | sd_id128_t bus_id; |
3acc1daf | 1238 | |
5b820358 LP |
1239 | r = sd_bus_get_address(bus, &address); |
1240 | if (r >= 0) | |
1fc464f6 | 1241 | printf("BusAddress=%s%s%s\n", ansi_highlight(), address, ansi_normal()); |
5b820358 | 1242 | |
3acc1daf LP |
1243 | r = sd_bus_get_scope(bus, &scope); |
1244 | if (r >= 0) | |
1fc464f6 | 1245 | printf("BusScope=%s%s%s\n", ansi_highlight(), scope, ansi_normal()); |
3acc1daf | 1246 | |
5c302692 LP |
1247 | r = sd_bus_get_bus_id(bus, &bus_id); |
1248 | if (r >= 0) | |
1fc464f6 | 1249 | printf("BusID=%s" SD_ID128_FORMAT_STR "%s\n", ansi_highlight(), SD_ID128_FORMAT_VAL(bus_id), ansi_normal()); |
5c302692 | 1250 | |
2e9efd22 | 1251 | r = sd_bus_get_owner_creds( |
40ed1a45 | 1252 | bus, |
40ed1a45 LP |
1253 | (arg_augment_creds ? SD_BUS_CREDS_AUGMENT : 0) | _SD_BUS_CREDS_ALL, |
1254 | &creds); | |
3acc1daf | 1255 | } |
95c4fe82 | 1256 | |
23bbb0de MS |
1257 | if (r < 0) |
1258 | return log_error_errno(r, "Failed to get credentials: %m"); | |
95c4fe82 | 1259 | |
d0b2babf | 1260 | bus_creds_dump(creds, NULL, false); |
95c4fe82 | 1261 | return 0; |
1f849790 LP |
1262 | } |
1263 | ||
781fa938 LP |
1264 | static int message_append_cmdline(sd_bus_message *m, const char *signature, char ***x) { |
1265 | char **p; | |
1266 | int r; | |
1267 | ||
1268 | assert(m); | |
1269 | assert(signature); | |
1270 | assert(x); | |
1271 | ||
1272 | p = *x; | |
1273 | ||
1274 | for (;;) { | |
1275 | const char *v; | |
1276 | char t; | |
1277 | ||
1278 | t = *signature; | |
1279 | v = *p; | |
1280 | ||
1281 | if (t == 0) | |
1282 | break; | |
1283 | if (!v) { | |
1284 | log_error("Too few parameters for signature."); | |
1285 | return -EINVAL; | |
1286 | } | |
1287 | ||
1288 | signature++; | |
1289 | p++; | |
1290 | ||
1291 | switch (t) { | |
1292 | ||
1293 | case SD_BUS_TYPE_BOOLEAN: | |
1294 | ||
1295 | r = parse_boolean(v); | |
1296 | if (r < 0) { | |
1297 | log_error("Failed to parse as boolean: %s", v); | |
1298 | return r; | |
1299 | } | |
1300 | ||
1301 | r = sd_bus_message_append_basic(m, t, &r); | |
1302 | break; | |
1303 | ||
1304 | case SD_BUS_TYPE_BYTE: { | |
1305 | uint8_t z; | |
1306 | ||
1307 | r = safe_atou8(v, &z); | |
1308 | if (r < 0) { | |
1309 | log_error("Failed to parse as byte (unsigned 8bit integer): %s", v); | |
1310 | return r; | |
1311 | } | |
1312 | ||
1313 | r = sd_bus_message_append_basic(m, t, &z); | |
1314 | break; | |
1315 | } | |
1316 | ||
1317 | case SD_BUS_TYPE_INT16: { | |
1318 | int16_t z; | |
1319 | ||
1320 | r = safe_atoi16(v, &z); | |
1321 | if (r < 0) { | |
1322 | log_error("Failed to parse as signed 16bit integer: %s", v); | |
1323 | return r; | |
1324 | } | |
1325 | ||
1326 | r = sd_bus_message_append_basic(m, t, &z); | |
1327 | break; | |
1328 | } | |
1329 | ||
1330 | case SD_BUS_TYPE_UINT16: { | |
1331 | uint16_t z; | |
1332 | ||
1333 | r = safe_atou16(v, &z); | |
1334 | if (r < 0) { | |
1335 | log_error("Failed to parse as unsigned 16bit integer: %s", v); | |
1336 | return r; | |
1337 | } | |
1338 | ||
1339 | r = sd_bus_message_append_basic(m, t, &z); | |
1340 | break; | |
1341 | } | |
1342 | ||
1343 | case SD_BUS_TYPE_INT32: { | |
1344 | int32_t z; | |
1345 | ||
1346 | r = safe_atoi32(v, &z); | |
1347 | if (r < 0) { | |
1348 | log_error("Failed to parse as signed 32bit integer: %s", v); | |
1349 | return r; | |
1350 | } | |
1351 | ||
1352 | r = sd_bus_message_append_basic(m, t, &z); | |
1353 | break; | |
1354 | } | |
1355 | ||
1356 | case SD_BUS_TYPE_UINT32: { | |
1357 | uint32_t z; | |
1358 | ||
1359 | r = safe_atou32(v, &z); | |
1360 | if (r < 0) { | |
1361 | log_error("Failed to parse as unsigned 32bit integer: %s", v); | |
1362 | return r; | |
1363 | } | |
1364 | ||
1365 | r = sd_bus_message_append_basic(m, t, &z); | |
1366 | break; | |
1367 | } | |
1368 | ||
1369 | case SD_BUS_TYPE_INT64: { | |
1370 | int64_t z; | |
1371 | ||
1372 | r = safe_atoi64(v, &z); | |
1373 | if (r < 0) { | |
1374 | log_error("Failed to parse as signed 64bit integer: %s", v); | |
1375 | return r; | |
1376 | } | |
1377 | ||
1378 | r = sd_bus_message_append_basic(m, t, &z); | |
1379 | break; | |
1380 | } | |
1381 | ||
1382 | case SD_BUS_TYPE_UINT64: { | |
1383 | uint64_t z; | |
1384 | ||
1385 | r = safe_atou64(v, &z); | |
1386 | if (r < 0) { | |
1387 | log_error("Failed to parse as unsigned 64bit integer: %s", v); | |
1388 | return r; | |
1389 | } | |
1390 | ||
1391 | r = sd_bus_message_append_basic(m, t, &z); | |
1392 | break; | |
1393 | } | |
1394 | ||
1395 | ||
1396 | case SD_BUS_TYPE_DOUBLE: { | |
1397 | double z; | |
1398 | ||
1399 | r = safe_atod(v, &z); | |
1400 | if (r < 0) { | |
1401 | log_error("Failed to parse as double precision floating point: %s", v); | |
1402 | return r; | |
1403 | } | |
1404 | ||
1405 | r = sd_bus_message_append_basic(m, t, &z); | |
1406 | break; | |
1407 | } | |
1408 | ||
1409 | case SD_BUS_TYPE_STRING: | |
1410 | case SD_BUS_TYPE_OBJECT_PATH: | |
1411 | case SD_BUS_TYPE_SIGNATURE: | |
1412 | ||
1413 | r = sd_bus_message_append_basic(m, t, v); | |
1414 | break; | |
1415 | ||
1416 | case SD_BUS_TYPE_ARRAY: { | |
1417 | uint32_t n; | |
1418 | size_t k; | |
1419 | ||
1420 | r = safe_atou32(v, &n); | |
1421 | if (r < 0) { | |
1422 | log_error("Failed to parse number of array entries: %s", v); | |
1423 | return r; | |
1424 | } | |
1425 | ||
1426 | r = signature_element_length(signature, &k); | |
1427 | if (r < 0) { | |
1428 | log_error("Invalid array signature."); | |
1429 | return r; | |
1430 | } | |
1431 | ||
1432 | { | |
1433 | unsigned i; | |
1434 | char s[k + 1]; | |
1435 | memcpy(s, signature, k); | |
1436 | s[k] = 0; | |
1437 | ||
1438 | r = sd_bus_message_open_container(m, SD_BUS_TYPE_ARRAY, s); | |
1439 | if (r < 0) | |
1440 | return bus_log_create_error(r); | |
1441 | ||
1442 | for (i = 0; i < n; i++) { | |
1443 | r = message_append_cmdline(m, s, &p); | |
1444 | if (r < 0) | |
1445 | return r; | |
1446 | } | |
1447 | } | |
1448 | ||
1449 | signature += k; | |
1450 | ||
1451 | r = sd_bus_message_close_container(m); | |
1452 | break; | |
1453 | } | |
1454 | ||
1455 | case SD_BUS_TYPE_VARIANT: | |
1456 | r = sd_bus_message_open_container(m, SD_BUS_TYPE_VARIANT, v); | |
1457 | if (r < 0) | |
1458 | return bus_log_create_error(r); | |
1459 | ||
1460 | r = message_append_cmdline(m, v, &p); | |
1461 | if (r < 0) | |
1462 | return r; | |
1463 | ||
1464 | r = sd_bus_message_close_container(m); | |
1465 | break; | |
1466 | ||
1467 | case SD_BUS_TYPE_STRUCT_BEGIN: | |
1468 | case SD_BUS_TYPE_DICT_ENTRY_BEGIN: { | |
1469 | size_t k; | |
1470 | ||
1471 | signature--; | |
1472 | p--; | |
1473 | ||
1474 | r = signature_element_length(signature, &k); | |
1475 | if (r < 0) { | |
1476 | log_error("Invalid struct/dict entry signature."); | |
1477 | return r; | |
1478 | } | |
1479 | ||
1480 | { | |
1481 | char s[k-1]; | |
1482 | memcpy(s, signature + 1, k - 2); | |
1483 | s[k - 2] = 0; | |
1484 | ||
1485 | r = sd_bus_message_open_container(m, t == SD_BUS_TYPE_STRUCT_BEGIN ? SD_BUS_TYPE_STRUCT : SD_BUS_TYPE_DICT_ENTRY, s); | |
1486 | if (r < 0) | |
1487 | return bus_log_create_error(r); | |
1488 | ||
1489 | r = message_append_cmdline(m, s, &p); | |
1490 | if (r < 0) | |
1491 | return r; | |
1492 | } | |
1493 | ||
1494 | signature += k; | |
1495 | ||
1496 | r = sd_bus_message_close_container(m); | |
1497 | break; | |
1498 | } | |
1499 | ||
1500 | case SD_BUS_TYPE_UNIX_FD: | |
1501 | log_error("UNIX file descriptor not supported as type."); | |
1502 | return -EINVAL; | |
1503 | ||
1504 | default: | |
1505 | log_error("Unknown signature type %c.", t); | |
1506 | return -EINVAL; | |
1507 | } | |
1508 | ||
1509 | if (r < 0) | |
1510 | return bus_log_create_error(r); | |
1511 | } | |
1512 | ||
1513 | *x = p; | |
1514 | return 0; | |
1515 | } | |
1516 | ||
1517 | static int call(sd_bus *bus, char *argv[]) { | |
4afd3348 LP |
1518 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
1519 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL; | |
781fa938 LP |
1520 | int r; |
1521 | ||
1522 | assert(bus); | |
1523 | ||
1524 | if (strv_length(argv) < 5) { | |
1525 | log_error("Expects at least four arguments."); | |
1526 | return -EINVAL; | |
1527 | } | |
1528 | ||
1529 | r = sd_bus_message_new_method_call(bus, &m, argv[1], argv[2], argv[3], argv[4]); | |
79f34de9 LP |
1530 | if (r < 0) |
1531 | return bus_log_create_error(r); | |
781fa938 | 1532 | |
38051578 LP |
1533 | r = sd_bus_message_set_expect_reply(m, arg_expect_reply); |
1534 | if (r < 0) | |
1535 | return bus_log_create_error(r); | |
1536 | ||
1537 | r = sd_bus_message_set_auto_start(m, arg_auto_start); | |
1538 | if (r < 0) | |
1539 | return bus_log_create_error(r); | |
1540 | ||
1541 | r = sd_bus_message_set_allow_interactive_authorization(m, arg_allow_interactive_authorization); | |
1542 | if (r < 0) | |
1543 | return bus_log_create_error(r); | |
1544 | ||
781fa938 LP |
1545 | if (!isempty(argv[5])) { |
1546 | char **p; | |
1547 | ||
1548 | p = argv+6; | |
1549 | ||
1550 | r = message_append_cmdline(m, argv[5], &p); | |
1551 | if (r < 0) | |
1552 | return r; | |
1553 | ||
1554 | if (*p) { | |
1555 | log_error("Too many parameters for signature."); | |
1556 | return -EINVAL; | |
1557 | } | |
1558 | } | |
1559 | ||
38051578 LP |
1560 | if (!arg_expect_reply) { |
1561 | r = sd_bus_send(bus, m, NULL); | |
1562 | if (r < 0) { | |
1563 | log_error("Failed to send message."); | |
1564 | return r; | |
1565 | } | |
1566 | ||
1567 | return 0; | |
1568 | } | |
1569 | ||
a44b1081 | 1570 | r = sd_bus_call(bus, m, arg_timeout, &error, &reply); |
781fa938 LP |
1571 | if (r < 0) { |
1572 | log_error("%s", bus_error_message(&error, r)); | |
1573 | return r; | |
1574 | } | |
1575 | ||
1576 | r = sd_bus_message_is_empty(reply); | |
1577 | if (r < 0) | |
1578 | return bus_log_parse_error(r); | |
1fc55609 | 1579 | |
781fa938 | 1580 | if (r == 0 && !arg_quiet) { |
1fc55609 LP |
1581 | |
1582 | if (arg_verbose) { | |
ea4b98e6 | 1583 | pager_open(arg_no_pager, false); |
1fc55609 LP |
1584 | |
1585 | r = bus_message_dump(reply, stdout, 0); | |
1586 | if (r < 0) | |
1587 | return r; | |
1588 | } else { | |
1589 | ||
1590 | fputs(sd_bus_message_get_signature(reply, true), stdout); | |
1591 | fputc(' ', stdout); | |
1592 | ||
1593 | r = format_cmdline(reply, stdout, false); | |
1594 | if (r < 0) | |
1595 | return bus_log_parse_error(r); | |
1596 | ||
1597 | fputc('\n', stdout); | |
1598 | } | |
d55192ad LP |
1599 | } |
1600 | ||
1601 | return 0; | |
1602 | } | |
1603 | ||
1604 | static int get_property(sd_bus *bus, char *argv[]) { | |
4afd3348 | 1605 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
d55192ad | 1606 | unsigned n; |
1fc55609 | 1607 | char **i; |
d55192ad LP |
1608 | int r; |
1609 | ||
1610 | assert(bus); | |
1611 | ||
1612 | n = strv_length(argv); | |
1fc55609 LP |
1613 | if (n < 5) { |
1614 | log_error("Expects at least four arguments."); | |
d55192ad LP |
1615 | return -EINVAL; |
1616 | } | |
1617 | ||
1fc55609 | 1618 | STRV_FOREACH(i, argv + 4) { |
4afd3348 | 1619 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
1fc55609 LP |
1620 | const char *contents = NULL; |
1621 | char type; | |
d55192ad | 1622 | |
1fc55609 | 1623 | r = sd_bus_call_method(bus, argv[1], argv[2], "org.freedesktop.DBus.Properties", "Get", &error, &reply, "ss", argv[3], *i); |
d55192ad LP |
1624 | if (r < 0) { |
1625 | log_error("%s", bus_error_message(&error, r)); | |
1626 | return r; | |
1627 | } | |
1628 | ||
1fc55609 | 1629 | r = sd_bus_message_peek_type(reply, &type, &contents); |
d55192ad LP |
1630 | if (r < 0) |
1631 | return bus_log_parse_error(r); | |
1632 | ||
1fc55609 LP |
1633 | r = sd_bus_message_enter_container(reply, 'v', contents); |
1634 | if (r < 0) | |
1635 | return bus_log_parse_error(r); | |
d55192ad | 1636 | |
1fc55609 | 1637 | if (arg_verbose) { |
ea4b98e6 | 1638 | pager_open(arg_no_pager, false); |
d55192ad | 1639 | |
1fc55609 | 1640 | r = bus_message_dump(reply, stdout, BUS_MESSAGE_DUMP_SUBTREE_ONLY); |
d55192ad | 1641 | if (r < 0) |
1fc55609 LP |
1642 | return r; |
1643 | } else { | |
1644 | fputs(contents, stdout); | |
1645 | fputc(' ', stdout); | |
d55192ad | 1646 | |
1fc55609 | 1647 | r = format_cmdline(reply, stdout, false); |
d55192ad LP |
1648 | if (r < 0) |
1649 | return bus_log_parse_error(r); | |
1650 | ||
1fc55609 | 1651 | fputc('\n', stdout); |
d55192ad LP |
1652 | } |
1653 | ||
1654 | r = sd_bus_message_exit_container(reply); | |
1655 | if (r < 0) | |
1656 | return bus_log_parse_error(r); | |
1fc55609 | 1657 | } |
d55192ad | 1658 | |
1fc55609 LP |
1659 | return 0; |
1660 | } | |
d55192ad | 1661 | |
1fc55609 | 1662 | static int set_property(sd_bus *bus, char *argv[]) { |
4afd3348 LP |
1663 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; |
1664 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
1fc55609 LP |
1665 | unsigned n; |
1666 | char **p; | |
1667 | int r; | |
d55192ad | 1668 | |
1fc55609 | 1669 | assert(bus); |
d55192ad | 1670 | |
1fc55609 LP |
1671 | n = strv_length(argv); |
1672 | if (n < 6) { | |
1673 | log_error("Expects at least five arguments."); | |
1674 | return -EINVAL; | |
1675 | } | |
d55192ad | 1676 | |
1fc55609 LP |
1677 | r = sd_bus_message_new_method_call(bus, &m, argv[1], argv[2], "org.freedesktop.DBus.Properties", "Set"); |
1678 | if (r < 0) | |
1679 | return bus_log_create_error(r); | |
d55192ad | 1680 | |
1fc55609 LP |
1681 | r = sd_bus_message_append(m, "ss", argv[3], argv[4]); |
1682 | if (r < 0) | |
1683 | return bus_log_create_error(r); | |
d55192ad | 1684 | |
1fc55609 LP |
1685 | r = sd_bus_message_open_container(m, 'v', argv[5]); |
1686 | if (r < 0) | |
1687 | return bus_log_create_error(r); | |
1688 | ||
1689 | p = argv+6; | |
1690 | r = message_append_cmdline(m, argv[5], &p); | |
1691 | if (r < 0) | |
1692 | return r; | |
1693 | ||
1694 | r = sd_bus_message_close_container(m); | |
1695 | if (r < 0) | |
1696 | return bus_log_create_error(r); | |
1697 | ||
1698 | if (*p) { | |
1699 | log_error("Too many parameters for signature."); | |
1700 | return -EINVAL; | |
1701 | } | |
1702 | ||
a44b1081 | 1703 | r = sd_bus_call(bus, m, arg_timeout, &error, NULL); |
1fc55609 LP |
1704 | if (r < 0) { |
1705 | log_error("%s", bus_error_message(&error, r)); | |
1706 | return r; | |
781fa938 LP |
1707 | } |
1708 | ||
1709 | return 0; | |
1710 | } | |
1711 | ||
1f849790 | 1712 | static int help(void) { |
1f849790 LP |
1713 | printf("%s [OPTIONS...] {COMMAND} ...\n\n" |
1714 | "Introspect the bus.\n\n" | |
d75edbd6 LP |
1715 | " -h --help Show this help\n" |
1716 | " --version Show package version\n" | |
a86a47ce | 1717 | " --no-pager Do not pipe output into a pager\n" |
17d47d8d | 1718 | " --no-legend Do not show the headers and footers\n" |
d75edbd6 LP |
1719 | " --system Connect to system bus\n" |
1720 | " --user Connect to user bus\n" | |
1721 | " -H --host=[USER@]HOST Operate on remote host\n" | |
1722 | " -M --machine=CONTAINER Operate on local container\n" | |
1723 | " --address=ADDRESS Connect to bus specified by address\n" | |
56e61788 LP |
1724 | " --show-machine Show machine ID column in list\n" |
1725 | " --unique Only show unique names\n" | |
1726 | " --acquired Only show acquired names\n" | |
1727 | " --activatable Only show activatable names\n" | |
d9130355 | 1728 | " --match=MATCH Only show matching messages\n" |
d28ebe27 | 1729 | " --size=SIZE Maximum length of captured packet\n" |
781fa938 | 1730 | " --list Don't show tree, but simple object path list\n" |
e53fa805 | 1731 | " -q --quiet Don't show method call reply\n" |
38051578 LP |
1732 | " --verbose Show result values in long format\n" |
1733 | " --expect-reply=BOOL Expect a method call reply\n" | |
1734 | " --auto-start=BOOL Auto-start destination service\n" | |
1735 | " --allow-interactive-authorization=BOOL\n" | |
a44b1081 | 1736 | " Allow interactive authorization for operation\n" |
40ed1a45 LP |
1737 | " --timeout=SECS Maximum time to wait for method call completion\n" |
1738 | " --augment-creds=BOOL Extend credential data with data read from /proc/$PID\n\n" | |
1f849790 | 1739 | "Commands:\n" |
d75edbd6 | 1740 | " list List bus names\n" |
2e9efd22 | 1741 | " status [SERVICE] Show bus service, process or bus owner credentials\n" |
d94fe1f1 | 1742 | " monitor [SERVICE...] Show bus traffic\n" |
1f70b087 | 1743 | " capture [SERVICE...] Capture bus traffic as pcap\n" |
0171da06 | 1744 | " tree [SERVICE...] Show object tree of service\n" |
4f44c03e | 1745 | " introspect SERVICE OBJECT [INTERFACE]\n" |
0171da06 | 1746 | " call SERVICE OBJECT INTERFACE METHOD [SIGNATURE [ARGUMENT...]]\n" |
781fa938 | 1747 | " Call a method\n" |
1fc55609 | 1748 | " get-property SERVICE OBJECT INTERFACE PROPERTY...\n" |
d55192ad | 1749 | " Get property value\n" |
1fc55609 LP |
1750 | " set-property SERVICE OBJECT INTERFACE PROPERTY SIGNATURE ARGUMENT...\n" |
1751 | " Set property value\n" | |
601185b4 ZJS |
1752 | " help Show this help\n" |
1753 | , program_invocation_short_name); | |
1f849790 LP |
1754 | |
1755 | return 0; | |
1756 | } | |
1757 | ||
1758 | static int parse_argv(int argc, char *argv[]) { | |
1759 | ||
1760 | enum { | |
1761 | ARG_VERSION = 0x100, | |
1762 | ARG_NO_PAGER, | |
17d47d8d | 1763 | ARG_NO_LEGEND, |
1f849790 LP |
1764 | ARG_SYSTEM, |
1765 | ARG_USER, | |
1766 | ARG_ADDRESS, | |
1767 | ARG_MATCH, | |
56e61788 LP |
1768 | ARG_SHOW_MACHINE, |
1769 | ARG_UNIQUE, | |
1770 | ARG_ACQUIRED, | |
1f70b087 LP |
1771 | ARG_ACTIVATABLE, |
1772 | ARG_SIZE, | |
d9130355 | 1773 | ARG_LIST, |
1fc55609 | 1774 | ARG_VERBOSE, |
38051578 LP |
1775 | ARG_EXPECT_REPLY, |
1776 | ARG_AUTO_START, | |
1777 | ARG_ALLOW_INTERACTIVE_AUTHORIZATION, | |
a44b1081 | 1778 | ARG_TIMEOUT, |
40ed1a45 | 1779 | ARG_AUGMENT_CREDS, |
1f849790 LP |
1780 | }; |
1781 | ||
1782 | static const struct option options[] = { | |
56e61788 LP |
1783 | { "help", no_argument, NULL, 'h' }, |
1784 | { "version", no_argument, NULL, ARG_VERSION }, | |
1785 | { "no-pager", no_argument, NULL, ARG_NO_PAGER }, | |
17d47d8d | 1786 | { "no-legend", no_argument, NULL, ARG_NO_LEGEND }, |
56e61788 LP |
1787 | { "system", no_argument, NULL, ARG_SYSTEM }, |
1788 | { "user", no_argument, NULL, ARG_USER }, | |
1789 | { "address", required_argument, NULL, ARG_ADDRESS }, | |
1790 | { "show-machine", no_argument, NULL, ARG_SHOW_MACHINE }, | |
1791 | { "unique", no_argument, NULL, ARG_UNIQUE }, | |
1792 | { "acquired", no_argument, NULL, ARG_ACQUIRED }, | |
1793 | { "activatable", no_argument, NULL, ARG_ACTIVATABLE }, | |
1794 | { "match", required_argument, NULL, ARG_MATCH }, | |
1795 | { "host", required_argument, NULL, 'H' }, | |
1796 | { "machine", required_argument, NULL, 'M' }, | |
1f70b087 | 1797 | { "size", required_argument, NULL, ARG_SIZE }, |
d9130355 | 1798 | { "list", no_argument, NULL, ARG_LIST }, |
781fa938 | 1799 | { "quiet", no_argument, NULL, 'q' }, |
1fc55609 | 1800 | { "verbose", no_argument, NULL, ARG_VERBOSE }, |
38051578 LP |
1801 | { "expect-reply", required_argument, NULL, ARG_EXPECT_REPLY }, |
1802 | { "auto-start", required_argument, NULL, ARG_AUTO_START }, | |
1803 | { "allow-interactive-authorization", required_argument, NULL, ARG_ALLOW_INTERACTIVE_AUTHORIZATION }, | |
a44b1081 | 1804 | { "timeout", required_argument, NULL, ARG_TIMEOUT }, |
40ed1a45 | 1805 | { "augment-creds",required_argument, NULL, ARG_AUGMENT_CREDS}, |
eb9da376 | 1806 | {}, |
1f849790 LP |
1807 | }; |
1808 | ||
1f70b087 | 1809 | int c, r; |
1f849790 LP |
1810 | |
1811 | assert(argc >= 0); | |
1812 | assert(argv); | |
1813 | ||
781fa938 | 1814 | while ((c = getopt_long(argc, argv, "hH:M:q", options, NULL)) >= 0) |
1f849790 LP |
1815 | |
1816 | switch (c) { | |
1817 | ||
1818 | case 'h': | |
1819 | return help(); | |
1820 | ||
1821 | case ARG_VERSION: | |
3f6fd1ba | 1822 | return version(); |
1f849790 LP |
1823 | |
1824 | case ARG_NO_PAGER: | |
1825 | arg_no_pager = true; | |
1826 | break; | |
1827 | ||
17d47d8d TA |
1828 | case ARG_NO_LEGEND: |
1829 | arg_legend = false; | |
1830 | break; | |
1831 | ||
1f849790 LP |
1832 | case ARG_USER: |
1833 | arg_user = true; | |
1834 | break; | |
1835 | ||
1836 | case ARG_SYSTEM: | |
1837 | arg_user = false; | |
1838 | break; | |
1839 | ||
1840 | case ARG_ADDRESS: | |
1841 | arg_address = optarg; | |
1842 | break; | |
1843 | ||
56e61788 LP |
1844 | case ARG_SHOW_MACHINE: |
1845 | arg_show_machine = true; | |
1846 | break; | |
1847 | ||
1848 | case ARG_UNIQUE: | |
1849 | arg_unique = true; | |
1f849790 LP |
1850 | break; |
1851 | ||
56e61788 LP |
1852 | case ARG_ACQUIRED: |
1853 | arg_acquired = true; | |
1854 | break; | |
1855 | ||
1856 | case ARG_ACTIVATABLE: | |
1857 | arg_activatable = true; | |
a4297f08 LP |
1858 | break; |
1859 | ||
1f849790 LP |
1860 | case ARG_MATCH: |
1861 | if (strv_extend(&arg_matches, optarg) < 0) | |
1862 | return log_oom(); | |
1863 | break; | |
1864 | ||
1f70b087 | 1865 | case ARG_SIZE: { |
59f448cf | 1866 | uint64_t sz; |
1f70b087 | 1867 | |
59f448cf | 1868 | r = parse_size(optarg, 1024, &sz); |
1f70b087 LP |
1869 | if (r < 0) { |
1870 | log_error("Failed to parse size: %s", optarg); | |
1871 | return r; | |
1872 | } | |
1873 | ||
59f448cf | 1874 | if ((uint64_t) (size_t) sz != sz) { |
1f70b087 LP |
1875 | log_error("Size out of range."); |
1876 | return -E2BIG; | |
1877 | } | |
1878 | ||
59f448cf | 1879 | arg_snaplen = (size_t) sz; |
1f70b087 LP |
1880 | break; |
1881 | } | |
1882 | ||
d9130355 LP |
1883 | case ARG_LIST: |
1884 | arg_list = true; | |
1885 | break; | |
1886 | ||
d75edbd6 LP |
1887 | case 'H': |
1888 | arg_transport = BUS_TRANSPORT_REMOTE; | |
1889 | arg_host = optarg; | |
1890 | break; | |
1891 | ||
1892 | case 'M': | |
de33fc62 | 1893 | arg_transport = BUS_TRANSPORT_MACHINE; |
d75edbd6 LP |
1894 | arg_host = optarg; |
1895 | break; | |
1896 | ||
781fa938 LP |
1897 | case 'q': |
1898 | arg_quiet = true; | |
1899 | break; | |
1900 | ||
1fc55609 LP |
1901 | case ARG_VERBOSE: |
1902 | arg_verbose = true; | |
1903 | break; | |
1904 | ||
38051578 LP |
1905 | case ARG_EXPECT_REPLY: |
1906 | r = parse_boolean(optarg); | |
1907 | if (r < 0) { | |
1908 | log_error("Failed to parse --expect-reply= parameter."); | |
1909 | return r; | |
1910 | } | |
1911 | ||
1912 | arg_expect_reply = !!r; | |
1913 | break; | |
1914 | ||
1915 | ||
1916 | case ARG_AUTO_START: | |
1917 | r = parse_boolean(optarg); | |
1918 | if (r < 0) { | |
1919 | log_error("Failed to parse --auto-start= parameter."); | |
1920 | return r; | |
1921 | } | |
1922 | ||
1923 | arg_auto_start = !!r; | |
1924 | break; | |
1925 | ||
1926 | ||
1927 | case ARG_ALLOW_INTERACTIVE_AUTHORIZATION: | |
1928 | r = parse_boolean(optarg); | |
1929 | if (r < 0) { | |
1930 | log_error("Failed to parse --allow-interactive-authorization= parameter."); | |
1931 | return r; | |
1932 | } | |
1933 | ||
1934 | arg_allow_interactive_authorization = !!r; | |
1935 | break; | |
1936 | ||
a44b1081 LP |
1937 | case ARG_TIMEOUT: |
1938 | r = parse_sec(optarg, &arg_timeout); | |
1939 | if (r < 0) { | |
1940 | log_error("Failed to parse --timeout= parameter."); | |
1941 | return r; | |
1942 | } | |
1943 | ||
1944 | break; | |
1945 | ||
40ed1a45 LP |
1946 | case ARG_AUGMENT_CREDS: |
1947 | r = parse_boolean(optarg); | |
1948 | if (r < 0) { | |
1949 | log_error("Failed to parse --augment-creds= parameter."); | |
1950 | return r; | |
1951 | } | |
1952 | ||
1953 | arg_augment_creds = !!r; | |
1954 | break; | |
1955 | ||
1f849790 LP |
1956 | case '?': |
1957 | return -EINVAL; | |
1958 | ||
1959 | default: | |
eb9da376 | 1960 | assert_not_reached("Unhandled option"); |
1f849790 | 1961 | } |
1f849790 LP |
1962 | |
1963 | return 1; | |
1964 | } | |
1965 | ||
1966 | static int busctl_main(sd_bus *bus, int argc, char *argv[]) { | |
1967 | assert(bus); | |
1968 | ||
1969 | if (optind >= argc || | |
1970 | streq(argv[optind], "list")) | |
1971 | return list_bus_names(bus, argv + optind); | |
1972 | ||
1973 | if (streq(argv[optind], "monitor")) | |
1f70b087 LP |
1974 | return monitor(bus, argv + optind, message_dump); |
1975 | ||
1976 | if (streq(argv[optind], "capture")) | |
1977 | return capture(bus, argv + optind); | |
1f849790 | 1978 | |
95c4fe82 LP |
1979 | if (streq(argv[optind], "status")) |
1980 | return status(bus, argv + optind); | |
d9130355 LP |
1981 | |
1982 | if (streq(argv[optind], "tree")) | |
1983 | return tree(bus, argv + optind); | |
781fa938 | 1984 | |
0171da06 LP |
1985 | if (streq(argv[optind], "introspect")) |
1986 | return introspect(bus, argv + optind); | |
1987 | ||
781fa938 LP |
1988 | if (streq(argv[optind], "call")) |
1989 | return call(bus, argv + optind); | |
d55192ad LP |
1990 | |
1991 | if (streq(argv[optind], "get-property")) | |
1992 | return get_property(bus, argv + optind); | |
95c4fe82 | 1993 | |
1fc55609 LP |
1994 | if (streq(argv[optind], "set-property")) |
1995 | return set_property(bus, argv + optind); | |
1996 | ||
1f849790 LP |
1997 | if (streq(argv[optind], "help")) |
1998 | return help(); | |
1999 | ||
2000 | log_error("Unknown command '%s'", argv[optind]); | |
2001 | return -EINVAL; | |
2002 | } | |
2003 | ||
2004 | int main(int argc, char *argv[]) { | |
0b3c84eb | 2005 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
1f849790 LP |
2006 | int r; |
2007 | ||
2008 | log_parse_environment(); | |
2009 | log_open(); | |
2010 | ||
2011 | r = parse_argv(argc, argv); | |
2012 | if (r <= 0) | |
2013 | goto finish; | |
2014 | ||
09365592 LP |
2015 | r = sd_bus_new(&bus); |
2016 | if (r < 0) { | |
da927ba9 | 2017 | log_error_errno(r, "Failed to allocate bus: %m"); |
09365592 LP |
2018 | goto finish; |
2019 | } | |
2020 | ||
1cf03a4f | 2021 | if (STRPTR_IN_SET(argv[optind], "monitor", "capture")) { |
09365592 LP |
2022 | |
2023 | r = sd_bus_set_monitor(bus, true); | |
1f849790 | 2024 | if (r < 0) { |
da927ba9 | 2025 | log_error_errno(r, "Failed to set monitor mode: %m"); |
1f849790 LP |
2026 | goto finish; |
2027 | } | |
d0ce7734 | 2028 | |
b5dae4c7 | 2029 | r = sd_bus_negotiate_creds(bus, true, _SD_BUS_CREDS_ALL); |
d0ce7734 | 2030 | if (r < 0) { |
da927ba9 | 2031 | log_error_errno(r, "Failed to enable credentials: %m"); |
d0ce7734 LP |
2032 | goto finish; |
2033 | } | |
2034 | ||
2035 | r = sd_bus_negotiate_timestamp(bus, true); | |
2036 | if (r < 0) { | |
da927ba9 | 2037 | log_error_errno(r, "Failed to enable timestamps: %m"); |
d0ce7734 LP |
2038 | goto finish; |
2039 | } | |
2040 | ||
2041 | r = sd_bus_negotiate_fds(bus, true); | |
2042 | if (r < 0) { | |
da927ba9 | 2043 | log_error_errno(r, "Failed to enable fds: %m"); |
d0ce7734 LP |
2044 | goto finish; |
2045 | } | |
09365592 | 2046 | } |
1f849790 | 2047 | |
8d87d4a9 DH |
2048 | r = sd_bus_set_bus_client(bus, true); |
2049 | if (r < 0) { | |
2050 | log_error_errno(r, "Failed to set bus client: %m"); | |
2051 | goto finish; | |
2052 | } | |
2053 | ||
09365592 | 2054 | if (arg_address) |
1f849790 | 2055 | r = sd_bus_set_address(bus, arg_address); |
09365592 LP |
2056 | else { |
2057 | switch (arg_transport) { | |
1f849790 | 2058 | |
09365592 | 2059 | case BUS_TRANSPORT_LOCAL: |
3acc1daf LP |
2060 | if (arg_user) { |
2061 | bus->is_user = true; | |
09365592 | 2062 | r = bus_set_address_user(bus); |
3acc1daf LP |
2063 | } else { |
2064 | bus->is_system = true; | |
09365592 | 2065 | r = bus_set_address_system(bus); |
3acc1daf | 2066 | } |
09365592 LP |
2067 | break; |
2068 | ||
2069 | case BUS_TRANSPORT_REMOTE: | |
2070 | r = bus_set_address_system_remote(bus, arg_host); | |
2071 | break; | |
2072 | ||
de33fc62 LP |
2073 | case BUS_TRANSPORT_MACHINE: |
2074 | r = bus_set_address_system_machine(bus, arg_host); | |
09365592 LP |
2075 | break; |
2076 | ||
2077 | default: | |
2078 | assert_not_reached("Hmm, unknown transport type."); | |
1f849790 | 2079 | } |
09365592 LP |
2080 | } |
2081 | if (r < 0) { | |
da927ba9 | 2082 | log_error_errno(r, "Failed to set address: %m"); |
09365592 LP |
2083 | goto finish; |
2084 | } | |
1f849790 | 2085 | |
09365592 | 2086 | r = sd_bus_start(bus); |
1f849790 | 2087 | if (r < 0) { |
da927ba9 | 2088 | log_error_errno(r, "Failed to connect to bus: %m"); |
1f849790 LP |
2089 | goto finish; |
2090 | } | |
2091 | ||
2092 | r = busctl_main(bus, argc, argv); | |
2093 | ||
2094 | finish: | |
2095 | pager_close(); | |
d75edbd6 | 2096 | |
1f849790 | 2097 | strv_free(arg_matches); |
de1c301e | 2098 | |
de1c301e LP |
2099 | return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS; |
2100 | } |