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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
de1c301e | 2 | |
1f849790 LP |
3 | #include <getopt.h> |
4 | ||
de1c301e | 5 | #include "sd-bus.h" |
3f6fd1ba | 6 | |
b5efdb8a | 7 | #include "alloc-util.h" |
2b5c5383 | 8 | #include "bus-dump.h" |
3f6fd1ba | 9 | #include "bus-internal.h" |
2de62253 | 10 | #include "bus-message.h" |
781fa938 | 11 | #include "bus-signature.h" |
79f34de9 | 12 | #include "bus-type.h" |
3f6fd1ba | 13 | #include "bus-util.h" |
a1ad3767 | 14 | #include "busctl-introspect.h" |
4f5dd394 | 15 | #include "escape.h" |
3ffd4af2 | 16 | #include "fd-util.h" |
6b0f5484 | 17 | #include "fileio.h" |
81896fa2 | 18 | #include "format-table.h" |
9cebb234 | 19 | #include "json.h" |
8752c575 | 20 | #include "locale-util.h" |
3f6fd1ba | 21 | #include "log.h" |
360f3dc2 | 22 | #include "main-func.h" |
3f6fd1ba | 23 | #include "pager.h" |
6bedfcbb | 24 | #include "parse-util.h" |
3f6fd1ba | 25 | #include "path-util.h" |
294bf0c3 | 26 | #include "pretty-print.h" |
3f6fd1ba | 27 | #include "set.h" |
760877e9 | 28 | #include "sort-util.h" |
3f6fd1ba | 29 | #include "strv.h" |
288a74cc | 30 | #include "terminal-util.h" |
b1d4f8e1 | 31 | #include "user-util.h" |
9bb31a0c | 32 | #include "verbs.h" |
de1c301e | 33 | |
9cebb234 LP |
34 | static enum { |
35 | JSON_OFF, | |
36 | JSON_SHORT, | |
37 | JSON_PRETTY, | |
38 | } arg_json = JSON_OFF; | |
0221d68a | 39 | static PagerFlags arg_pager_flags = 0; |
17d47d8d | 40 | static bool arg_legend = true; |
b683b82f | 41 | static bool arg_full = false; |
5e4c5bde | 42 | static const char *arg_address = NULL; |
56e61788 LP |
43 | static bool arg_unique = false; |
44 | static bool arg_acquired = false; | |
45 | static bool arg_activatable = false; | |
46 | static bool arg_show_machine = false; | |
1f849790 | 47 | static char **arg_matches = NULL; |
d75edbd6 | 48 | static BusTransport arg_transport = BUS_TRANSPORT_LOCAL; |
02bf91ee | 49 | static const char *arg_host = NULL; |
d75edbd6 | 50 | static bool arg_user = false; |
1f70b087 | 51 | static size_t arg_snaplen = 4096; |
d9130355 | 52 | static bool arg_list = false; |
781fa938 | 53 | static bool arg_quiet = false; |
1fc55609 | 54 | static bool arg_verbose = false; |
d5c8d823 | 55 | static bool arg_xml_interface = false; |
38051578 LP |
56 | static bool arg_expect_reply = true; |
57 | static bool arg_auto_start = true; | |
58 | static bool arg_allow_interactive_authorization = true; | |
40ed1a45 | 59 | static bool arg_augment_creds = true; |
56d820b6 | 60 | static bool arg_watch_bind = false; |
a44b1081 | 61 | static usec_t arg_timeout = 0; |
143aea38 | 62 | static const char *arg_destination = NULL; |
1f849790 | 63 | |
360f3dc2 YW |
64 | STATIC_DESTRUCTOR_REGISTER(arg_matches, strv_freep); |
65 | ||
1d58a1fe LP |
66 | #define NAME_IS_ACQUIRED INT_TO_PTR(1) |
67 | #define NAME_IS_ACTIVATABLE INT_TO_PTR(2) | |
68 | ||
2de62253 LP |
69 | static int json_transform_message(sd_bus_message *m, JsonVariant **ret); |
70 | static void json_dump_with_flags(JsonVariant *v, FILE *f); | |
71 | ||
9bb31a0c | 72 | static int acquire_bus(bool set_monitor, sd_bus **ret) { |
b1a4981a | 73 | _cleanup_(sd_bus_close_unrefp) sd_bus *bus = NULL; |
9bb31a0c YW |
74 | int r; |
75 | ||
76 | r = sd_bus_new(&bus); | |
77 | if (r < 0) | |
78 | return log_error_errno(r, "Failed to allocate bus: %m"); | |
79 | ||
80 | if (set_monitor) { | |
81 | r = sd_bus_set_monitor(bus, true); | |
82 | if (r < 0) | |
83 | return log_error_errno(r, "Failed to set monitor mode: %m"); | |
84 | ||
85 | r = sd_bus_negotiate_creds(bus, true, _SD_BUS_CREDS_ALL); | |
86 | if (r < 0) | |
87 | return log_error_errno(r, "Failed to enable credentials: %m"); | |
88 | ||
89 | r = sd_bus_negotiate_timestamp(bus, true); | |
90 | if (r < 0) | |
91 | return log_error_errno(r, "Failed to enable timestamps: %m"); | |
92 | ||
93 | r = sd_bus_negotiate_fds(bus, true); | |
94 | if (r < 0) | |
95 | return log_error_errno(r, "Failed to enable fds: %m"); | |
96 | } | |
97 | ||
98 | r = sd_bus_set_bus_client(bus, true); | |
99 | if (r < 0) | |
100 | return log_error_errno(r, "Failed to set bus client: %m"); | |
101 | ||
102 | r = sd_bus_set_watch_bind(bus, arg_watch_bind); | |
103 | if (r < 0) | |
16c347b3 ZJS |
104 | return log_error_errno(r, "Failed to set watch-bind setting to '%s': %m", |
105 | yes_no(arg_watch_bind)); | |
9bb31a0c YW |
106 | |
107 | if (arg_address) | |
108 | r = sd_bus_set_address(bus, arg_address); | |
109 | else { | |
110 | switch (arg_transport) { | |
111 | ||
112 | case BUS_TRANSPORT_LOCAL: | |
062ac2ea | 113 | if (arg_user) |
9bb31a0c | 114 | r = bus_set_address_user(bus); |
062ac2ea | 115 | else |
9bb31a0c | 116 | r = bus_set_address_system(bus); |
9bb31a0c YW |
117 | break; |
118 | ||
119 | case BUS_TRANSPORT_REMOTE: | |
120 | r = bus_set_address_system_remote(bus, arg_host); | |
121 | break; | |
122 | ||
123 | case BUS_TRANSPORT_MACHINE: | |
124 | r = bus_set_address_system_machine(bus, arg_host); | |
125 | break; | |
126 | ||
127 | default: | |
128 | assert_not_reached("Hmm, unknown transport type."); | |
129 | } | |
130 | } | |
131 | if (r < 0) | |
132 | return log_error_errno(r, "Failed to set address: %m"); | |
133 | ||
134 | r = sd_bus_start(bus); | |
135 | if (r < 0) | |
136 | return log_error_errno(r, "Failed to connect to bus: %m"); | |
137 | ||
1cc6c93a | 138 | *ret = TAKE_PTR(bus); |
9bb31a0c YW |
139 | |
140 | return 0; | |
141 | } | |
142 | ||
143 | static int list_bus_names(int argc, char **argv, void *userdata) { | |
71f2ab46 | 144 | _cleanup_strv_free_ char **acquired = NULL, **activatable = NULL; |
81896fa2 | 145 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
5e2f14e6 | 146 | _cleanup_hashmap_free_ Hashmap *names = NULL; |
81896fa2 | 147 | _cleanup_(table_unrefp) Table *table = NULL; |
81896fa2 LP |
148 | char **i, *k; |
149 | void *v; | |
150 | int r; | |
151 | ||
152 | enum { | |
153 | COLUMN_ACTIVATABLE, | |
154 | COLUMN_NAME, | |
155 | COLUMN_PID, | |
156 | COLUMN_PROCESS, | |
157 | COLUMN_USER, | |
158 | COLUMN_CONNECTION, | |
159 | COLUMN_UNIT, | |
160 | COLUMN_SESSION, | |
161 | COLUMN_DESCRIPTION, | |
162 | COLUMN_MACHINE, | |
163 | }; | |
de1c301e | 164 | |
d9130355 LP |
165 | if (!arg_unique && !arg_acquired && !arg_activatable) |
166 | arg_unique = arg_acquired = arg_activatable = true; | |
167 | ||
9bb31a0c YW |
168 | r = acquire_bus(false, &bus); |
169 | if (r < 0) | |
170 | return r; | |
171 | ||
16c347b3 ZJS |
172 | r = sd_bus_list_names(bus, |
173 | (arg_acquired || arg_unique) ? &acquired : NULL, | |
174 | arg_activatable ? &activatable : NULL); | |
23bbb0de MS |
175 | if (r < 0) |
176 | return log_error_errno(r, "Failed to list names: %m"); | |
de1c301e | 177 | |
d5099efc | 178 | names = hashmap_new(&string_hash_ops); |
5e2f14e6 LP |
179 | if (!names) |
180 | return log_oom(); | |
89ffcd2a | 181 | |
5e2f14e6 | 182 | STRV_FOREACH(i, acquired) { |
1d58a1fe | 183 | r = hashmap_put(names, *i, NAME_IS_ACQUIRED); |
23bbb0de MS |
184 | if (r < 0) |
185 | return log_error_errno(r, "Failed to add to hashmap: %m"); | |
5e2f14e6 LP |
186 | } |
187 | ||
188 | STRV_FOREACH(i, activatable) { | |
1d58a1fe | 189 | r = hashmap_put(names, *i, NAME_IS_ACTIVATABLE); |
23bbb0de MS |
190 | if (r < 0 && r != -EEXIST) |
191 | return log_error_errno(r, "Failed to add to hashmap: %m"); | |
5e2f14e6 LP |
192 | } |
193 | ||
16c347b3 ZJS |
194 | table = table_new("activatable", |
195 | "name", | |
196 | "pid", | |
197 | "process", | |
198 | "user", | |
199 | "connection", | |
200 | "unit", | |
201 | "session", | |
202 | "description", | |
203 | "machine"); | |
81896fa2 | 204 | if (!table) |
cb05d2a5 YW |
205 | return log_oom(); |
206 | ||
b683b82f YW |
207 | if (arg_full) |
208 | table_set_width(table, 0); | |
209 | ||
81896fa2 LP |
210 | r = table_set_align_percent(table, table_get_cell(table, 0, COLUMN_PID), 100); |
211 | if (r < 0) | |
212 | return log_error_errno(r, "Failed to set alignment: %m"); | |
5e2f14e6 | 213 | |
81896fa2 LP |
214 | r = table_set_empty_string(table, "-"); |
215 | if (r < 0) | |
216 | return log_error_errno(r, "Failed to set empty string: %m"); | |
5e2f14e6 | 217 | |
ad5555b4 | 218 | r = table_set_sort(table, (size_t) COLUMN_NAME, (size_t) -1); |
81896fa2 LP |
219 | if (r < 0) |
220 | return log_error_errno(r, "Failed to set sort column: %m"); | |
89ffcd2a | 221 | |
81896fa2 | 222 | if (arg_show_machine) |
bec31cf5 AP |
223 | r = table_set_display(table, (size_t) COLUMN_NAME, |
224 | (size_t) COLUMN_PID, | |
225 | (size_t) COLUMN_PROCESS, | |
226 | (size_t) COLUMN_USER, | |
227 | (size_t) COLUMN_CONNECTION, | |
228 | (size_t) COLUMN_UNIT, | |
229 | (size_t) COLUMN_SESSION, | |
230 | (size_t) COLUMN_DESCRIPTION, | |
231 | (size_t) COLUMN_MACHINE, | |
232 | (size_t) -1); | |
81896fa2 | 233 | else |
bec31cf5 AP |
234 | r = table_set_display(table, (size_t) COLUMN_NAME, |
235 | (size_t) COLUMN_PID, | |
236 | (size_t) COLUMN_PROCESS, | |
237 | (size_t) COLUMN_USER, | |
238 | (size_t) COLUMN_CONNECTION, | |
239 | (size_t) COLUMN_UNIT, | |
240 | (size_t) COLUMN_SESSION, | |
241 | (size_t) COLUMN_DESCRIPTION, | |
242 | (size_t) -1); | |
243 | ||
81896fa2 LP |
244 | if (r < 0) |
245 | return log_error_errno(r, "Failed to set columns to display: %m"); | |
a4297f08 | 246 | |
81896fa2 LP |
247 | table_set_header(table, arg_legend); |
248 | ||
90e74a66 | 249 | HASHMAP_FOREACH_KEY(v, k, names) { |
4afd3348 | 250 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
71f2ab46 | 251 | |
81896fa2 LP |
252 | if (v == NAME_IS_ACTIVATABLE) { |
253 | r = table_add_many( | |
254 | table, | |
255 | TABLE_INT, PTR_TO_INT(v), | |
256 | TABLE_STRING, k, | |
257 | TABLE_EMPTY, | |
258 | TABLE_EMPTY, | |
259 | TABLE_EMPTY, | |
260 | TABLE_STRING, "(activatable)", TABLE_SET_COLOR, ansi_grey(), | |
261 | TABLE_EMPTY, | |
262 | TABLE_EMPTY, | |
263 | TABLE_EMPTY, | |
264 | TABLE_EMPTY); | |
265 | if (r < 0) | |
bd17fa8c | 266 | return table_log_add_error(r); |
71f2ab46 | 267 | |
71f2ab46 | 268 | continue; |
5e2f14e6 | 269 | } |
de1c301e | 270 | |
81896fa2 LP |
271 | assert(v == NAME_IS_ACQUIRED); |
272 | ||
273 | if (!arg_unique && k[0] == ':') | |
56e61788 LP |
274 | continue; |
275 | ||
81896fa2 | 276 | if (!arg_acquired && k[0] != ':') |
1f849790 | 277 | continue; |
89ffcd2a | 278 | |
81896fa2 LP |
279 | r = table_add_many(table, |
280 | TABLE_INT, PTR_TO_INT(v), | |
281 | TABLE_STRING, k); | |
282 | if (r < 0) | |
bd17fa8c | 283 | return table_log_add_error(r); |
de1c301e | 284 | |
40ed1a45 | 285 | r = sd_bus_get_name_creds( |
81896fa2 | 286 | bus, k, |
40ed1a45 | 287 | (arg_augment_creds ? SD_BUS_CREDS_AUGMENT : 0) | |
05bae4a6 | 288 | SD_BUS_CREDS_EUID|SD_BUS_CREDS_PID|SD_BUS_CREDS_COMM| |
40ed1a45 LP |
289 | SD_BUS_CREDS_UNIQUE_NAME|SD_BUS_CREDS_UNIT|SD_BUS_CREDS_SESSION| |
290 | SD_BUS_CREDS_DESCRIPTION, &creds); | |
81896fa2 LP |
291 | if (r < 0) { |
292 | log_debug_errno(r, "Failed to acquire credentials of service %s, ignoring: %m", k); | |
293 | ||
294 | r = table_fill_empty(table, COLUMN_MACHINE); | |
295 | } else { | |
296 | const char *unique = NULL, *session = NULL, *unit = NULL, *cn = NULL; | |
5b12334d LP |
297 | pid_t pid; |
298 | uid_t uid; | |
de1c301e | 299 | |
5b12334d LP |
300 | r = sd_bus_creds_get_pid(creds, &pid); |
301 | if (r >= 0) { | |
302 | const char *comm = NULL; | |
de1c301e | 303 | |
81896fa2 | 304 | (void) sd_bus_creds_get_comm(creds, &comm); |
89ffcd2a | 305 | |
81896fa2 LP |
306 | r = table_add_many(table, |
307 | TABLE_PID, pid, | |
308 | TABLE_STRING, strna(comm)); | |
5b12334d | 309 | } else |
81896fa2 LP |
310 | r = table_add_many(table, TABLE_EMPTY, TABLE_EMPTY); |
311 | if (r < 0) | |
bd17fa8c | 312 | return table_log_add_error(r); |
89ffcd2a | 313 | |
05bae4a6 | 314 | r = sd_bus_creds_get_euid(creds, &uid); |
5b12334d LP |
315 | if (r >= 0) { |
316 | _cleanup_free_ char *u = NULL; | |
89ffcd2a | 317 | |
5b12334d LP |
318 | u = uid_to_name(uid); |
319 | if (!u) | |
320 | return log_oom(); | |
89ffcd2a | 321 | |
81896fa2 | 322 | r = table_add_cell(table, NULL, TABLE_STRING, u); |
5b12334d | 323 | } else |
81896fa2 LP |
324 | r = table_add_cell(table, NULL, TABLE_EMPTY, NULL); |
325 | if (r < 0) | |
bd17fa8c | 326 | return table_log_add_error(r); |
81896fa2 LP |
327 | |
328 | (void) sd_bus_creds_get_unique_name(creds, &unique); | |
329 | (void) sd_bus_creds_get_unit(creds, &unit); | |
330 | (void) sd_bus_creds_get_session(creds, &session); | |
331 | (void) sd_bus_creds_get_description(creds, &cn); | |
332 | ||
333 | r = table_add_many( | |
334 | table, | |
335 | TABLE_STRING, unique, | |
336 | TABLE_STRING, unit, | |
337 | TABLE_STRING, session, | |
338 | TABLE_STRING, cn); | |
339 | } | |
340 | if (r < 0) | |
bd17fa8c | 341 | return table_log_add_error(r); |
89ffcd2a | 342 | |
81896fa2 LP |
343 | if (arg_show_machine) { |
344 | sd_id128_t mid; | |
56e61788 | 345 | |
81896fa2 LP |
346 | r = sd_bus_get_name_machine_id(bus, k, &mid); |
347 | if (r < 0) | |
348 | log_debug_errno(r, "Failed to acquire credentials of service %s, ignoring: %m", k); | |
349 | else { | |
350 | char m[SD_ID128_STRING_MAX]; | |
56e61788 | 351 | |
81896fa2 LP |
352 | r = table_add_cell(table, NULL, TABLE_STRING, sd_id128_to_string(mid, m)); |
353 | if (r < 0) | |
bd17fa8c | 354 | return table_log_add_error(r); |
56e61788 | 355 | |
81896fa2 LP |
356 | continue; /* line fully filled, no need to fill the remainder below */ |
357 | } | |
358 | } | |
56e61788 | 359 | |
81896fa2 LP |
360 | r = table_fill_empty(table, 0); |
361 | if (r < 0) | |
362 | return log_error_errno(r, "Failed to fill line: %m"); | |
363 | } | |
7b0b392f | 364 | |
8722b297 | 365 | (void) pager_open(arg_pager_flags); |
81896fa2 LP |
366 | |
367 | if (arg_json) | |
16c347b3 ZJS |
368 | r = table_print_json(table, stdout, |
369 | (arg_json == JSON_PRETTY ? JSON_FORMAT_PRETTY : JSON_FORMAT_NEWLINE) | JSON_FORMAT_COLOR_AUTO); | |
81896fa2 LP |
370 | else |
371 | r = table_print(table, stdout); | |
372 | if (r < 0) | |
4b6607d9 | 373 | return table_log_print_error(r); |
14008e4e | 374 | |
1f849790 LP |
375 | return 0; |
376 | } | |
377 | ||
d9130355 LP |
378 | static void print_subtree(const char *prefix, const char *path, char **l) { |
379 | const char *vertical, *space; | |
380 | char **n; | |
381 | ||
382 | /* We assume the list is sorted. Let's first skip over the | |
383 | * entry we are looking at. */ | |
384 | for (;;) { | |
385 | if (!*l) | |
386 | return; | |
387 | ||
388 | if (!streq(*l, path)) | |
389 | break; | |
390 | ||
391 | l++; | |
392 | } | |
393 | ||
9a6f746f LP |
394 | vertical = strjoina(prefix, special_glyph(SPECIAL_GLYPH_TREE_VERTICAL)); |
395 | space = strjoina(prefix, special_glyph(SPECIAL_GLYPH_TREE_SPACE)); | |
d9130355 LP |
396 | |
397 | for (;;) { | |
398 | bool has_more = false; | |
399 | ||
400 | if (!*l || !path_startswith(*l, path)) | |
401 | break; | |
402 | ||
403 | n = l + 1; | |
404 | for (;;) { | |
405 | if (!*n || !path_startswith(*n, path)) | |
406 | break; | |
407 | ||
408 | if (!path_startswith(*n, *l)) { | |
409 | has_more = true; | |
410 | break; | |
411 | } | |
412 | ||
413 | n++; | |
414 | } | |
415 | ||
16c347b3 ZJS |
416 | printf("%s%s%s\n", |
417 | prefix, | |
418 | special_glyph(has_more ? SPECIAL_GLYPH_TREE_BRANCH : SPECIAL_GLYPH_TREE_RIGHT), | |
419 | *l); | |
d9130355 LP |
420 | |
421 | print_subtree(has_more ? vertical : space, *l, l); | |
422 | l = n; | |
423 | } | |
424 | } | |
425 | ||
445bd57e ZJS |
426 | static void print_tree(char **l) { |
427 | if (arg_list) | |
428 | strv_print(l); | |
429 | else if (strv_isempty(l)) | |
56c8b52d | 430 | printf("No objects discovered.\n"); |
445bd57e | 431 | else if (streq(l[0], "/") && !l[1]) |
56c8b52d | 432 | printf("Only root object discovered.\n"); |
445bd57e ZJS |
433 | else |
434 | print_subtree("", "/", l); | |
d9130355 LP |
435 | } |
436 | ||
a1ad3767 LP |
437 | static int on_path(const char *path, void *userdata) { |
438 | Set *paths = userdata; | |
d9130355 LP |
439 | int r; |
440 | ||
a1ad3767 | 441 | assert(paths); |
d9130355 | 442 | |
be327321 | 443 | r = set_put_strdup(&paths, path); |
a1ad3767 LP |
444 | if (r < 0) |
445 | return log_oom(); | |
d9130355 | 446 | |
a1ad3767 | 447 | return 0; |
d9130355 LP |
448 | } |
449 | ||
50f20d1b | 450 | static int find_nodes(sd_bus *bus, const char *service, const char *path, Set *paths) { |
0171da06 | 451 | static const XMLIntrospectOps ops = { |
a1ad3767 LP |
452 | .on_path = on_path, |
453 | }; | |
454 | ||
4afd3348 LP |
455 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
456 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
a1ad3767 | 457 | const char *xml; |
d9130355 LP |
458 | int r; |
459 | ||
16c347b3 ZJS |
460 | r = sd_bus_call_method(bus, service, path, |
461 | "org.freedesktop.DBus.Introspectable", "Introspect", | |
462 | &error, &reply, ""); | |
d9130355 | 463 | if (r < 0) { |
50f20d1b ZJS |
464 | printf("%sFailed to introspect object %s of service %s: %s%s\n", |
465 | ansi_highlight_red(), | |
466 | path, service, bus_error_message(&error, r), | |
467 | ansi_normal()); | |
d9130355 LP |
468 | return r; |
469 | } | |
470 | ||
471 | r = sd_bus_message_read(reply, "s", &xml); | |
472 | if (r < 0) | |
473 | return bus_log_parse_error(r); | |
474 | ||
a1ad3767 | 475 | return parse_xml_introspect(path, xml, &ops, paths); |
d9130355 LP |
476 | } |
477 | ||
445bd57e | 478 | static int tree_one(sd_bus *bus, const char *service) { |
4c163bf1 | 479 | _cleanup_set_free_ Set *paths = NULL, *done = NULL, *failed = NULL; |
d9130355 | 480 | _cleanup_free_ char **l = NULL; |
d9130355 LP |
481 | int r; |
482 | ||
4c163bf1 ZJS |
483 | r = set_put_strdup(&paths, "/"); |
484 | if (r < 0) | |
d9130355 LP |
485 | return log_oom(); |
486 | ||
4c163bf1 | 487 | done = set_new(&string_hash_ops_free); |
d9130355 LP |
488 | if (!done) |
489 | return log_oom(); | |
490 | ||
4c163bf1 | 491 | failed = set_new(&string_hash_ops_free); |
d9130355 LP |
492 | if (!failed) |
493 | return log_oom(); | |
494 | ||
d9130355 LP |
495 | for (;;) { |
496 | _cleanup_free_ char *p = NULL; | |
497 | int q; | |
498 | ||
499 | p = set_steal_first(paths); | |
500 | if (!p) | |
501 | break; | |
502 | ||
503 | if (set_contains(done, p) || | |
504 | set_contains(failed, p)) | |
505 | continue; | |
506 | ||
50f20d1b | 507 | q = find_nodes(bus, service, p, paths); |
4c163bf1 ZJS |
508 | if (q < 0 && r >= 0) |
509 | r = q; | |
d9130355 | 510 | |
4c163bf1 ZJS |
511 | q = set_consume(q < 0 ? failed : done, TAKE_PTR(p)); |
512 | assert(q != 0); | |
d9130355 LP |
513 | if (q < 0) |
514 | return log_oom(); | |
d9130355 LP |
515 | } |
516 | ||
0221d68a | 517 | (void) pager_open(arg_pager_flags); |
73fc23c0 | 518 | |
d9130355 LP |
519 | l = set_get_strv(done); |
520 | if (!l) | |
521 | return log_oom(); | |
522 | ||
523 | strv_sort(l); | |
445bd57e | 524 | print_tree(l); |
d9130355 LP |
525 | |
526 | fflush(stdout); | |
527 | ||
528 | return r; | |
529 | } | |
530 | ||
9bb31a0c YW |
531 | static int tree(int argc, char **argv, void *userdata) { |
532 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; | |
d9130355 | 533 | char **i; |
c53aafb7 | 534 | int r; |
d9130355 | 535 | |
50f20d1b ZJS |
536 | /* Do superficial verification of arguments before even opening the bus */ |
537 | STRV_FOREACH(i, strv_skip(argv, 1)) | |
538 | if (!sd_bus_service_name_is_valid(*i)) | |
539 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
540 | "Invalid bus service name: %s", *i); | |
541 | ||
d9130355 LP |
542 | if (!arg_unique && !arg_acquired) |
543 | arg_acquired = true; | |
544 | ||
9bb31a0c YW |
545 | r = acquire_bus(false, &bus); |
546 | if (r < 0) | |
547 | return r; | |
548 | ||
549 | if (argc <= 1) { | |
d9130355 | 550 | _cleanup_strv_free_ char **names = NULL; |
56c8b52d | 551 | bool not_first = false; |
d9130355 LP |
552 | |
553 | r = sd_bus_list_names(bus, &names, NULL); | |
23bbb0de MS |
554 | if (r < 0) |
555 | return log_error_errno(r, "Failed to get name list: %m"); | |
d9130355 | 556 | |
0221d68a | 557 | (void) pager_open(arg_pager_flags); |
d9130355 LP |
558 | |
559 | STRV_FOREACH(i, names) { | |
560 | int q; | |
561 | ||
562 | if (!arg_unique && (*i)[0] == ':') | |
563 | continue; | |
564 | ||
565 | if (!arg_acquired && (*i)[0] == ':') | |
566 | continue; | |
567 | ||
568 | if (not_first) | |
569 | printf("\n"); | |
570 | ||
1fc464f6 | 571 | printf("Service %s%s%s:\n", ansi_highlight(), *i, ansi_normal()); |
d9130355 | 572 | |
445bd57e | 573 | q = tree_one(bus, *i); |
d9130355 LP |
574 | if (q < 0 && r >= 0) |
575 | r = q; | |
576 | ||
577 | not_first = true; | |
578 | } | |
50f20d1b ZJS |
579 | } else |
580 | STRV_FOREACH(i, strv_skip(argv, 1)) { | |
d9130355 LP |
581 | int q; |
582 | ||
583 | if (i > argv+1) | |
584 | printf("\n"); | |
585 | ||
73fc23c0 | 586 | if (argv[2]) { |
0221d68a | 587 | (void) pager_open(arg_pager_flags); |
1fc464f6 | 588 | printf("Service %s%s%s:\n", ansi_highlight(), *i, ansi_normal()); |
73fc23c0 | 589 | } |
d9130355 | 590 | |
445bd57e | 591 | q = tree_one(bus, *i); |
d9130355 LP |
592 | if (q < 0 && r >= 0) |
593 | r = q; | |
594 | } | |
d9130355 LP |
595 | |
596 | return r; | |
597 | } | |
598 | ||
1fc55609 LP |
599 | static int format_cmdline(sd_bus_message *m, FILE *f, bool needs_space) { |
600 | int r; | |
601 | ||
602 | for (;;) { | |
603 | const char *contents = NULL; | |
604 | char type; | |
605 | union { | |
606 | uint8_t u8; | |
607 | uint16_t u16; | |
608 | int16_t s16; | |
609 | uint32_t u32; | |
610 | int32_t s32; | |
611 | uint64_t u64; | |
612 | int64_t s64; | |
613 | double d64; | |
614 | const char *string; | |
615 | int i; | |
616 | } basic; | |
617 | ||
618 | r = sd_bus_message_peek_type(m, &type, &contents); | |
317f2fc9 | 619 | if (r < 0) |
1fc55609 | 620 | return r; |
317f2fc9 LP |
621 | if (r == 0) |
622 | return needs_space; | |
1fc55609 LP |
623 | |
624 | if (bus_type_is_container(type) > 0) { | |
625 | ||
626 | r = sd_bus_message_enter_container(m, type, contents); | |
627 | if (r < 0) | |
628 | return r; | |
629 | ||
630 | if (type == SD_BUS_TYPE_ARRAY) { | |
631 | unsigned n = 0; | |
632 | ||
633 | /* count array entries */ | |
634 | for (;;) { | |
635 | ||
636 | r = sd_bus_message_skip(m, contents); | |
637 | if (r < 0) | |
638 | return r; | |
639 | if (r == 0) | |
640 | break; | |
641 | ||
642 | n++; | |
643 | } | |
644 | ||
645 | r = sd_bus_message_rewind(m, false); | |
646 | if (r < 0) | |
647 | return r; | |
648 | ||
649 | if (needs_space) | |
650 | fputc(' ', f); | |
651 | ||
652 | fprintf(f, "%u", n); | |
317f2fc9 LP |
653 | needs_space = true; |
654 | ||
1fc55609 LP |
655 | } else if (type == SD_BUS_TYPE_VARIANT) { |
656 | ||
657 | if (needs_space) | |
658 | fputc(' ', f); | |
659 | ||
660 | fprintf(f, "%s", contents); | |
317f2fc9 | 661 | needs_space = true; |
1fc55609 LP |
662 | } |
663 | ||
317f2fc9 | 664 | r = format_cmdline(m, f, needs_space); |
1fc55609 LP |
665 | if (r < 0) |
666 | return r; | |
667 | ||
317f2fc9 LP |
668 | needs_space = r > 0; |
669 | ||
1fc55609 LP |
670 | r = sd_bus_message_exit_container(m); |
671 | if (r < 0) | |
672 | return r; | |
673 | ||
674 | continue; | |
675 | } | |
676 | ||
677 | r = sd_bus_message_read_basic(m, type, &basic); | |
678 | if (r < 0) | |
679 | return r; | |
680 | ||
681 | if (needs_space) | |
682 | fputc(' ', f); | |
683 | ||
684 | switch (type) { | |
685 | case SD_BUS_TYPE_BYTE: | |
686 | fprintf(f, "%u", basic.u8); | |
687 | break; | |
688 | ||
689 | case SD_BUS_TYPE_BOOLEAN: | |
690 | fputs(true_false(basic.i), f); | |
691 | break; | |
692 | ||
693 | case SD_BUS_TYPE_INT16: | |
694 | fprintf(f, "%i", basic.s16); | |
695 | break; | |
696 | ||
697 | case SD_BUS_TYPE_UINT16: | |
698 | fprintf(f, "%u", basic.u16); | |
699 | break; | |
700 | ||
701 | case SD_BUS_TYPE_INT32: | |
702 | fprintf(f, "%i", basic.s32); | |
703 | break; | |
704 | ||
705 | case SD_BUS_TYPE_UINT32: | |
706 | fprintf(f, "%u", basic.u32); | |
707 | break; | |
708 | ||
709 | case SD_BUS_TYPE_INT64: | |
710 | fprintf(f, "%" PRIi64, basic.s64); | |
711 | break; | |
712 | ||
713 | case SD_BUS_TYPE_UINT64: | |
714 | fprintf(f, "%" PRIu64, basic.u64); | |
715 | break; | |
716 | ||
717 | case SD_BUS_TYPE_DOUBLE: | |
718 | fprintf(f, "%g", basic.d64); | |
719 | break; | |
720 | ||
721 | case SD_BUS_TYPE_STRING: | |
722 | case SD_BUS_TYPE_OBJECT_PATH: | |
723 | case SD_BUS_TYPE_SIGNATURE: { | |
724 | _cleanup_free_ char *b = NULL; | |
725 | ||
726 | b = cescape(basic.string); | |
727 | if (!b) | |
728 | return -ENOMEM; | |
729 | ||
730 | fprintf(f, "\"%s\"", b); | |
731 | break; | |
732 | } | |
733 | ||
734 | case SD_BUS_TYPE_UNIX_FD: | |
735 | fprintf(f, "%i", basic.i); | |
736 | break; | |
737 | ||
738 | default: | |
739 | assert_not_reached("Unknown basic type."); | |
740 | } | |
741 | ||
1ed24c61 | 742 | needs_space = true; |
1fc55609 LP |
743 | } |
744 | } | |
745 | ||
0171da06 LP |
746 | typedef struct Member { |
747 | const char *type; | |
748 | char *interface; | |
749 | char *name; | |
750 | char *signature; | |
751 | char *result; | |
1fc55609 | 752 | char *value; |
0171da06 LP |
753 | bool writable; |
754 | uint64_t flags; | |
755 | } Member; | |
756 | ||
7a08d314 | 757 | static void member_hash_func(const Member *m, struct siphash *state) { |
1e2527a6 | 758 | uint64_t arity = 1; |
0171da06 LP |
759 | |
760 | assert(m); | |
761 | assert(m->type); | |
762 | ||
b826ab58 | 763 | string_hash_func(m->type, state); |
0171da06 | 764 | |
1e2527a6 TG |
765 | arity += !!m->name + !!m->interface; |
766 | ||
767 | uint64_hash_func(&arity, state); | |
768 | ||
0171da06 | 769 | if (m->name) |
b826ab58 | 770 | string_hash_func(m->name, state); |
0171da06 LP |
771 | |
772 | if (m->interface) | |
b826ab58 | 773 | string_hash_func(m->interface, state); |
0171da06 LP |
774 | } |
775 | ||
dc5f9c6f | 776 | static int member_compare_func(const Member *x, const Member *y) { |
0171da06 LP |
777 | int d; |
778 | ||
779 | assert(x); | |
780 | assert(y); | |
781 | assert(x->type); | |
782 | assert(y->type); | |
783 | ||
c030a850 NK |
784 | d = strcmp_ptr(x->interface, y->interface); |
785 | if (d != 0) | |
786 | return d; | |
0171da06 LP |
787 | |
788 | d = strcmp(x->type, y->type); | |
789 | if (d != 0) | |
790 | return d; | |
791 | ||
c030a850 | 792 | return strcmp_ptr(x->name, y->name); |
0171da06 LP |
793 | } |
794 | ||
93bab288 YW |
795 | static int member_compare_funcp(Member * const *a, Member * const *b) { |
796 | return member_compare_func(*a, *b); | |
0171da06 LP |
797 | } |
798 | ||
799 | static void member_free(Member *m) { | |
800 | if (!m) | |
801 | return; | |
802 | ||
803 | free(m->interface); | |
804 | free(m->name); | |
805 | free(m->signature); | |
806 | free(m->result); | |
1fc55609 | 807 | free(m->value); |
0171da06 LP |
808 | free(m); |
809 | } | |
810 | ||
811 | DEFINE_TRIVIAL_CLEANUP_FUNC(Member*, member_free); | |
812 | ||
813 | static void member_set_free(Set *s) { | |
224b0e7a | 814 | set_free_with_destructor(s, member_free); |
0171da06 LP |
815 | } |
816 | ||
817 | DEFINE_TRIVIAL_CLEANUP_FUNC(Set*, member_set_free); | |
818 | ||
819 | static int on_interface(const char *interface, uint64_t flags, void *userdata) { | |
820 | _cleanup_(member_freep) Member *m; | |
821 | Set *members = userdata; | |
822 | int r; | |
823 | ||
824 | assert(interface); | |
825 | assert(members); | |
826 | ||
9600c27c | 827 | m = new(Member, 1); |
0171da06 LP |
828 | if (!m) |
829 | return log_oom(); | |
830 | ||
9600c27c LP |
831 | *m = (Member) { |
832 | .type = "interface", | |
833 | .flags = flags, | |
834 | }; | |
0171da06 LP |
835 | |
836 | r = free_and_strdup(&m->interface, interface); | |
837 | if (r < 0) | |
838 | return log_oom(); | |
839 | ||
840 | r = set_put(members, m); | |
f17153a7 LP |
841 | if (r == -EEXIST) |
842 | return log_error_errno(r, "Invalid introspection data: duplicate interface '%s'.", interface); | |
843 | if (r < 0) | |
844 | return log_oom(); | |
0171da06 LP |
845 | |
846 | m = NULL; | |
847 | return 0; | |
848 | } | |
849 | ||
850 | static int on_method(const char *interface, const char *name, const char *signature, const char *result, uint64_t flags, void *userdata) { | |
851 | _cleanup_(member_freep) Member *m; | |
852 | Set *members = userdata; | |
853 | int r; | |
854 | ||
855 | assert(interface); | |
856 | assert(name); | |
857 | ||
9600c27c | 858 | m = new(Member, 1); |
0171da06 LP |
859 | if (!m) |
860 | return log_oom(); | |
861 | ||
9600c27c LP |
862 | *m = (Member) { |
863 | .type = "method", | |
864 | .flags = flags, | |
865 | }; | |
0171da06 LP |
866 | |
867 | r = free_and_strdup(&m->interface, interface); | |
868 | if (r < 0) | |
869 | return log_oom(); | |
870 | ||
871 | r = free_and_strdup(&m->name, name); | |
872 | if (r < 0) | |
873 | return log_oom(); | |
874 | ||
875 | r = free_and_strdup(&m->signature, signature); | |
876 | if (r < 0) | |
877 | return log_oom(); | |
878 | ||
879 | r = free_and_strdup(&m->result, result); | |
880 | if (r < 0) | |
881 | return log_oom(); | |
882 | ||
883 | r = set_put(members, m); | |
f17153a7 LP |
884 | if (r == -EEXIST) |
885 | return log_error_errno(r, "Invalid introspection data: duplicate method '%s' on interface '%s'.", name, interface); | |
886 | if (r < 0) | |
887 | return log_oom(); | |
0171da06 LP |
888 | |
889 | m = NULL; | |
890 | return 0; | |
891 | } | |
892 | ||
893 | static int on_signal(const char *interface, const char *name, const char *signature, uint64_t flags, void *userdata) { | |
894 | _cleanup_(member_freep) Member *m; | |
895 | Set *members = userdata; | |
896 | int r; | |
897 | ||
898 | assert(interface); | |
899 | assert(name); | |
900 | ||
9600c27c | 901 | m = new(Member, 1); |
0171da06 LP |
902 | if (!m) |
903 | return log_oom(); | |
904 | ||
9600c27c LP |
905 | *m = (Member) { |
906 | .type = "signal", | |
907 | .flags = flags, | |
908 | }; | |
0171da06 LP |
909 | |
910 | r = free_and_strdup(&m->interface, interface); | |
911 | if (r < 0) | |
912 | return log_oom(); | |
913 | ||
914 | r = free_and_strdup(&m->name, name); | |
915 | if (r < 0) | |
916 | return log_oom(); | |
917 | ||
918 | r = free_and_strdup(&m->signature, signature); | |
919 | if (r < 0) | |
920 | return log_oom(); | |
921 | ||
922 | r = set_put(members, m); | |
f17153a7 LP |
923 | if (r == -EEXIST) |
924 | return log_error_errno(r, "Invalid introspection data: duplicate signal '%s' on interface '%s'.", name, interface); | |
925 | if (r < 0) | |
926 | return log_oom(); | |
0171da06 LP |
927 | |
928 | m = NULL; | |
929 | return 0; | |
930 | } | |
931 | ||
932 | static int on_property(const char *interface, const char *name, const char *signature, bool writable, uint64_t flags, void *userdata) { | |
933 | _cleanup_(member_freep) Member *m; | |
934 | Set *members = userdata; | |
935 | int r; | |
936 | ||
937 | assert(interface); | |
938 | assert(name); | |
939 | ||
9600c27c | 940 | m = new(Member, 1); |
0171da06 LP |
941 | if (!m) |
942 | return log_oom(); | |
943 | ||
9600c27c LP |
944 | *m = (Member) { |
945 | .type = "property", | |
946 | .flags = flags, | |
947 | .writable = writable, | |
948 | }; | |
0171da06 LP |
949 | |
950 | r = free_and_strdup(&m->interface, interface); | |
951 | if (r < 0) | |
952 | return log_oom(); | |
953 | ||
954 | r = free_and_strdup(&m->name, name); | |
955 | if (r < 0) | |
956 | return log_oom(); | |
957 | ||
958 | r = free_and_strdup(&m->signature, signature); | |
959 | if (r < 0) | |
960 | return log_oom(); | |
961 | ||
962 | r = set_put(members, m); | |
f17153a7 LP |
963 | if (r == -EEXIST) |
964 | return log_error_errno(r, "Invalid introspection data: duplicate property '%s' on interface '%s'.", name, interface); | |
965 | if (r < 0) | |
966 | return log_oom(); | |
0171da06 LP |
967 | |
968 | m = NULL; | |
969 | return 0; | |
970 | } | |
971 | ||
7a08d314 | 972 | DEFINE_PRIVATE_HASH_OPS(member_hash_ops, Member, member_hash_func, member_compare_func); |
0171da06 | 973 | |
7a08d314 | 974 | static int introspect(int argc, char **argv, void *userdata) { |
0171da06 LP |
975 | static const XMLIntrospectOps ops = { |
976 | .on_interface = on_interface, | |
977 | .on_method = on_method, | |
978 | .on_signal = on_signal, | |
979 | .on_property = on_property, | |
980 | }; | |
981 | ||
9bb31a0c | 982 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
9efebb65 | 983 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply_xml = NULL; |
4afd3348 | 984 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
0171da06 | 985 | _cleanup_(member_set_freep) Set *members = NULL; |
9bb31a0c YW |
986 | unsigned name_width, type_width, signature_width, result_width, j, k = 0; |
987 | Member *m, **sorted = NULL; | |
0171da06 LP |
988 | const char *xml; |
989 | int r; | |
0171da06 | 990 | |
9bb31a0c YW |
991 | r = acquire_bus(false, &bus); |
992 | if (r < 0) | |
993 | return r; | |
4f44c03e | 994 | |
0171da06 LP |
995 | members = set_new(&member_hash_ops); |
996 | if (!members) | |
997 | return log_oom(); | |
998 | ||
16c347b3 ZJS |
999 | r = sd_bus_call_method(bus, argv[1], argv[2], |
1000 | "org.freedesktop.DBus.Introspectable", "Introspect", | |
1001 | &error, &reply_xml, ""); | |
e51faad3 | 1002 | if (r < 0) |
16c347b3 ZJS |
1003 | return log_error_errno(r, "Failed to introspect object %s of service %s: %s", |
1004 | argv[2], argv[1], bus_error_message(&error, r)); | |
0171da06 | 1005 | |
9efebb65 | 1006 | r = sd_bus_message_read(reply_xml, "s", &xml); |
0171da06 LP |
1007 | if (r < 0) |
1008 | return bus_log_parse_error(r); | |
1009 | ||
d5c8d823 ZJS |
1010 | if (arg_xml_interface) { |
1011 | /* Just dump the received XML and finish */ | |
8722b297 | 1012 | (void) pager_open(arg_pager_flags); |
d5c8d823 ZJS |
1013 | puts(xml); |
1014 | return 0; | |
1015 | } | |
1016 | ||
1fc55609 | 1017 | /* First, get list of all properties */ |
0171da06 LP |
1018 | r = parse_xml_introspect(argv[2], xml, &ops, members); |
1019 | if (r < 0) | |
1020 | return r; | |
1021 | ||
1fc55609 | 1022 | /* Second, find the current values for them */ |
90e74a66 | 1023 | SET_FOREACH(m, members) { |
9efebb65 | 1024 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
1fc55609 LP |
1025 | |
1026 | if (!streq(m->type, "property")) | |
1027 | continue; | |
1028 | ||
1029 | if (m->value) | |
1030 | continue; | |
1031 | ||
4f44c03e LP |
1032 | if (argv[3] && !streq(argv[3], m->interface)) |
1033 | continue; | |
1034 | ||
16c347b3 ZJS |
1035 | r = sd_bus_call_method(bus, argv[1], argv[2], |
1036 | "org.freedesktop.DBus.Properties", "GetAll", | |
1037 | &error, &reply, "s", m->interface); | |
e51faad3 | 1038 | if (r < 0) |
24a4e7ff ZJS |
1039 | return log_error_errno(r, "Failed to get all properties on interface %s: %s", |
1040 | m->interface, bus_error_message(&error, r)); | |
1fc55609 LP |
1041 | |
1042 | r = sd_bus_message_enter_container(reply, 'a', "{sv}"); | |
1043 | if (r < 0) | |
1044 | return bus_log_parse_error(r); | |
1045 | ||
1046 | for (;;) { | |
1047 | Member *z; | |
1048 | _cleanup_free_ char *buf = NULL; | |
1049 | _cleanup_fclose_ FILE *mf = NULL; | |
1050 | size_t sz = 0; | |
1051 | const char *name; | |
1052 | ||
1053 | r = sd_bus_message_enter_container(reply, 'e', "sv"); | |
1054 | if (r < 0) | |
1055 | return bus_log_parse_error(r); | |
1056 | ||
1057 | if (r == 0) | |
1058 | break; | |
1059 | ||
1060 | r = sd_bus_message_read(reply, "s", &name); | |
1061 | if (r < 0) | |
1062 | return bus_log_parse_error(r); | |
1063 | ||
1064 | r = sd_bus_message_enter_container(reply, 'v', NULL); | |
1065 | if (r < 0) | |
1066 | return bus_log_parse_error(r); | |
1067 | ||
2fe21124 | 1068 | mf = open_memstream_unlocked(&buf, &sz); |
1fc55609 LP |
1069 | if (!mf) |
1070 | return log_oom(); | |
1071 | ||
1072 | r = format_cmdline(reply, mf, false); | |
1073 | if (r < 0) | |
1074 | return bus_log_parse_error(r); | |
1075 | ||
8d3b9edc | 1076 | mf = safe_fclose(mf); |
1fc55609 LP |
1077 | |
1078 | z = set_get(members, &((Member) { | |
1079 | .type = "property", | |
1080 | .interface = m->interface, | |
1081 | .name = (char*) name })); | |
8d3b9edc LP |
1082 | if (z) |
1083 | free_and_replace(z->value, buf); | |
1fc55609 LP |
1084 | |
1085 | r = sd_bus_message_exit_container(reply); | |
1086 | if (r < 0) | |
1087 | return bus_log_parse_error(r); | |
1088 | ||
1089 | r = sd_bus_message_exit_container(reply); | |
1090 | if (r < 0) | |
1091 | return bus_log_parse_error(r); | |
1092 | } | |
1093 | ||
1094 | r = sd_bus_message_exit_container(reply); | |
1095 | if (r < 0) | |
1096 | return bus_log_parse_error(r); | |
1097 | } | |
1098 | ||
8722b297 ZJS |
1099 | name_width = strlen("NAME"); |
1100 | type_width = strlen("TYPE"); | |
1101 | signature_width = strlen("SIGNATURE"); | |
1102 | result_width = strlen("RESULT/VALUE"); | |
0171da06 LP |
1103 | |
1104 | sorted = newa(Member*, set_size(members)); | |
1105 | ||
90e74a66 | 1106 | SET_FOREACH(m, members) { |
4f44c03e LP |
1107 | if (argv[3] && !streq(argv[3], m->interface)) |
1108 | continue; | |
1109 | ||
0171da06 LP |
1110 | if (m->interface) |
1111 | name_width = MAX(name_width, strlen(m->interface)); | |
1112 | if (m->name) | |
1113 | name_width = MAX(name_width, strlen(m->name) + 1); | |
1114 | if (m->type) | |
1115 | type_width = MAX(type_width, strlen(m->type)); | |
1116 | if (m->signature) | |
1117 | signature_width = MAX(signature_width, strlen(m->signature)); | |
1118 | if (m->result) | |
1119 | result_width = MAX(result_width, strlen(m->result)); | |
1fc55609 LP |
1120 | if (m->value) |
1121 | result_width = MAX(result_width, strlen(m->value)); | |
0171da06 LP |
1122 | |
1123 | sorted[k++] = m; | |
1124 | } | |
1125 | ||
1fc55609 LP |
1126 | if (result_width > 40) |
1127 | result_width = 40; | |
1128 | ||
93bab288 | 1129 | typesafe_qsort(sorted, k, member_compare_funcp); |
0171da06 | 1130 | |
8722b297 ZJS |
1131 | (void) pager_open(arg_pager_flags); |
1132 | ||
1fc55609 LP |
1133 | if (arg_legend) { |
1134 | printf("%-*s %-*s %-*s %-*s %s\n", | |
1135 | (int) name_width, "NAME", | |
1136 | (int) type_width, "TYPE", | |
1137 | (int) signature_width, "SIGNATURE", | |
1138 | (int) result_width, "RESULT/VALUE", | |
1139 | "FLAGS"); | |
1140 | } | |
0171da06 LP |
1141 | |
1142 | for (j = 0; j < k; j++) { | |
1fc55609 LP |
1143 | _cleanup_free_ char *ellipsized = NULL; |
1144 | const char *rv; | |
0171da06 LP |
1145 | bool is_interface; |
1146 | ||
1147 | m = sorted[j]; | |
1148 | ||
4f44c03e LP |
1149 | if (argv[3] && !streq(argv[3], m->interface)) |
1150 | continue; | |
1151 | ||
0171da06 LP |
1152 | is_interface = streq(m->type, "interface"); |
1153 | ||
4f44c03e LP |
1154 | if (argv[3] && is_interface) |
1155 | continue; | |
1156 | ||
1fc55609 LP |
1157 | if (m->value) { |
1158 | ellipsized = ellipsize(m->value, result_width, 100); | |
1159 | if (!ellipsized) | |
1160 | return log_oom(); | |
1161 | ||
1162 | rv = ellipsized; | |
1163 | } else | |
c5984fe1 | 1164 | rv = empty_to_dash(m->result); |
1fc55609 | 1165 | |
0171da06 LP |
1166 | printf("%s%s%-*s%s %-*s %-*s %-*s%s%s%s%s%s%s\n", |
1167 | is_interface ? ansi_highlight() : "", | |
1168 | is_interface ? "" : ".", | |
16c347b3 ZJS |
1169 | - !is_interface + (int) name_width, |
1170 | empty_to_dash(streq_ptr(m->type, "interface") ? m->interface : m->name), | |
1fc464f6 | 1171 | is_interface ? ansi_normal() : "", |
c5984fe1 YW |
1172 | (int) type_width, empty_to_dash(m->type), |
1173 | (int) signature_width, empty_to_dash(m->signature), | |
1fc55609 | 1174 | (int) result_width, rv, |
0171da06 LP |
1175 | (m->flags & SD_BUS_VTABLE_DEPRECATED) ? " deprecated" : (m->flags || m->writable ? "" : " -"), |
1176 | (m->flags & SD_BUS_VTABLE_METHOD_NO_REPLY) ? " no-reply" : "", | |
1177 | (m->flags & SD_BUS_VTABLE_PROPERTY_CONST) ? " const" : "", | |
1178 | (m->flags & SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE) ? " emits-change" : "", | |
1179 | (m->flags & SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION) ? " emits-invalidation" : "", | |
1180 | m->writable ? " writable" : ""); | |
1181 | } | |
1182 | ||
1183 | return 0; | |
1184 | } | |
1185 | ||
1f70b087 | 1186 | static int message_dump(sd_bus_message *m, FILE *f) { |
2b4a65b6 | 1187 | return sd_bus_message_dump(m, f, SD_BUS_MESSAGE_DUMP_WITH_HEADER); |
1f70b087 LP |
1188 | } |
1189 | ||
1190 | static int message_pcap(sd_bus_message *m, FILE *f) { | |
1191 | return bus_message_pcap_frame(m, arg_snaplen, f); | |
1192 | } | |
1193 | ||
2de62253 LP |
1194 | static int message_json(sd_bus_message *m, FILE *f) { |
1195 | _cleanup_(json_variant_unrefp) JsonVariant *v = NULL, *w = NULL; | |
1196 | char e[2]; | |
1197 | int r; | |
1198 | ||
1199 | r = json_transform_message(m, &v); | |
1200 | if (r < 0) | |
1201 | return r; | |
1202 | ||
1203 | e[0] = m->header->endian; | |
1204 | e[1] = 0; | |
1205 | ||
1206 | r = json_build(&w, JSON_BUILD_OBJECT( | |
16c347b3 ZJS |
1207 | JSON_BUILD_PAIR("type", JSON_BUILD_STRING(bus_message_type_to_string(m->header->type))), |
1208 | JSON_BUILD_PAIR("endian", JSON_BUILD_STRING(e)), | |
1209 | JSON_BUILD_PAIR("flags", JSON_BUILD_INTEGER(m->header->flags)), | |
1210 | JSON_BUILD_PAIR("version", JSON_BUILD_INTEGER(m->header->version)), | |
1211 | JSON_BUILD_PAIR("cookie", JSON_BUILD_INTEGER(BUS_MESSAGE_COOKIE(m))), | |
1212 | JSON_BUILD_PAIR_CONDITION(m->reply_cookie != 0, "reply_cookie", JSON_BUILD_INTEGER(m->reply_cookie)), | |
1213 | JSON_BUILD_PAIR_CONDITION(m->sender, "sender", JSON_BUILD_STRING(m->sender)), | |
1214 | JSON_BUILD_PAIR_CONDITION(m->destination, "destination", JSON_BUILD_STRING(m->destination)), | |
1215 | JSON_BUILD_PAIR_CONDITION(m->path, "path", JSON_BUILD_STRING(m->path)), | |
1216 | JSON_BUILD_PAIR_CONDITION(m->interface, "interface", JSON_BUILD_STRING(m->interface)), | |
1217 | JSON_BUILD_PAIR_CONDITION(m->member, "member", JSON_BUILD_STRING(m->member)), | |
1218 | JSON_BUILD_PAIR_CONDITION(m->monotonic != 0, "monotonic", JSON_BUILD_INTEGER(m->monotonic)), | |
1219 | JSON_BUILD_PAIR_CONDITION(m->realtime != 0, "realtime", JSON_BUILD_INTEGER(m->realtime)), | |
1220 | JSON_BUILD_PAIR_CONDITION(m->seqnum != 0, "seqnum", JSON_BUILD_INTEGER(m->seqnum)), | |
1221 | JSON_BUILD_PAIR_CONDITION(m->error.name, "error_name", JSON_BUILD_STRING(m->error.name)), | |
1222 | JSON_BUILD_PAIR("payload", JSON_BUILD_VARIANT(v)))); | |
2de62253 LP |
1223 | if (r < 0) |
1224 | return log_error_errno(r, "Failed to build JSON object: %m"); | |
1225 | ||
1226 | json_dump_with_flags(w, f); | |
1227 | return 0; | |
1228 | } | |
1229 | ||
9bb31a0c YW |
1230 | static int monitor(int argc, char **argv, int (*dump)(sd_bus_message *m, FILE *f)) { |
1231 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; | |
17fd7460 LU |
1232 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *message = NULL; |
1233 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
1f849790 | 1234 | char **i; |
17fd7460 | 1235 | uint32_t flags = 0; |
f5938e8f TG |
1236 | const char *unique_name; |
1237 | bool is_monitor = false; | |
1f849790 LP |
1238 | int r; |
1239 | ||
9bb31a0c YW |
1240 | r = acquire_bus(true, &bus); |
1241 | if (r < 0) | |
1242 | return r; | |
1243 | ||
17fd7460 | 1244 | /* upgrade connection; it's not used for anything else after this call */ |
24a4e7ff ZJS |
1245 | r = sd_bus_message_new_method_call(bus, |
1246 | &message, | |
1247 | "org.freedesktop.DBus", | |
1248 | "/org/freedesktop/DBus", | |
1249 | "org.freedesktop.DBus.Monitoring", | |
1250 | "BecomeMonitor"); | |
17fd7460 LU |
1251 | if (r < 0) |
1252 | return bus_log_create_error(r); | |
1253 | ||
1254 | r = sd_bus_message_open_container(message, 'a', "s"); | |
1255 | if (r < 0) | |
1256 | return bus_log_create_error(r); | |
1257 | ||
1f849790 LP |
1258 | STRV_FOREACH(i, argv+1) { |
1259 | _cleanup_free_ char *m = NULL; | |
1260 | ||
5453a4b1 | 1261 | if (!sd_bus_service_name_is_valid(*i)) |
0747cde7 | 1262 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Invalid service name '%s'", *i); |
1f849790 | 1263 | |
605405c6 | 1264 | m = strjoin("sender='", *i, "'"); |
1f849790 LP |
1265 | if (!m) |
1266 | return log_oom(); | |
1267 | ||
17fd7460 | 1268 | r = sd_bus_message_append_basic(message, 's', m); |
23bbb0de | 1269 | if (r < 0) |
17fd7460 | 1270 | return bus_log_create_error(r); |
b51f299a | 1271 | |
f6d1e6cb | 1272 | free(m); |
605405c6 | 1273 | m = strjoin("destination='", *i, "'"); |
f6d1e6cb LU |
1274 | if (!m) |
1275 | return log_oom(); | |
1276 | ||
17fd7460 | 1277 | r = sd_bus_message_append_basic(message, 's', m); |
f6d1e6cb | 1278 | if (r < 0) |
17fd7460 | 1279 | return bus_log_create_error(r); |
1f849790 LP |
1280 | } |
1281 | ||
1282 | STRV_FOREACH(i, arg_matches) { | |
17fd7460 | 1283 | r = sd_bus_message_append_basic(message, 's', *i); |
23bbb0de | 1284 | if (r < 0) |
17fd7460 | 1285 | return bus_log_create_error(r); |
b51f299a LP |
1286 | } |
1287 | ||
17fd7460 LU |
1288 | r = sd_bus_message_close_container(message); |
1289 | if (r < 0) | |
1290 | return bus_log_create_error(r); | |
1291 | ||
1292 | r = sd_bus_message_append_basic(message, 'u', &flags); | |
1293 | if (r < 0) | |
1294 | return bus_log_create_error(r); | |
1295 | ||
1296 | r = sd_bus_call(bus, message, arg_timeout, &error, NULL); | |
48956c39 | 1297 | if (r < 0) |
24a4e7ff ZJS |
1298 | return log_error_errno(r, "Call to org.freedesktop.DBus.Monitoring.BecomeMonitor failed: %s", |
1299 | bus_error_message(&error, r)); | |
1f849790 | 1300 | |
f5938e8f TG |
1301 | r = sd_bus_get_unique_name(bus, &unique_name); |
1302 | if (r < 0) | |
1303 | return log_error_errno(r, "Failed to get unique name: %m"); | |
1304 | ||
92d66625 LP |
1305 | log_info("Monitoring bus message stream."); |
1306 | ||
1f849790 | 1307 | for (;;) { |
4afd3348 | 1308 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; |
1f849790 LP |
1309 | |
1310 | r = sd_bus_process(bus, &m); | |
23bbb0de MS |
1311 | if (r < 0) |
1312 | return log_error_errno(r, "Failed to process bus: %m"); | |
1f849790 | 1313 | |
f5938e8f TG |
1314 | if (!is_monitor) { |
1315 | const char *name; | |
1316 | ||
1317 | /* wait until we lose our unique name */ | |
1318 | if (sd_bus_message_is_signal(m, "org.freedesktop.DBus", "NameLost") <= 0) | |
1319 | continue; | |
1320 | ||
1321 | r = sd_bus_message_read(m, "s", &name); | |
1322 | if (r < 0) | |
d67b1d18 | 1323 | return bus_log_parse_error(r); |
f5938e8f | 1324 | |
d27d4637 TG |
1325 | if (streq(name, unique_name)) |
1326 | is_monitor = true; | |
f5938e8f | 1327 | |
d27d4637 | 1328 | continue; |
f5938e8f TG |
1329 | } |
1330 | ||
1f849790 | 1331 | if (m) { |
1f70b087 | 1332 | dump(m, stdout); |
1d44f758 | 1333 | fflush(stdout); |
92d66625 LP |
1334 | |
1335 | if (sd_bus_message_is_signal(m, "org.freedesktop.DBus.Local", "Disconnected") > 0) { | |
1336 | log_info("Connection terminated, exiting."); | |
1337 | return 0; | |
1338 | } | |
1339 | ||
1f849790 LP |
1340 | continue; |
1341 | } | |
1342 | ||
1343 | if (r > 0) | |
1344 | continue; | |
1345 | ||
1346 | r = sd_bus_wait(bus, (uint64_t) -1); | |
23bbb0de MS |
1347 | if (r < 0) |
1348 | return log_error_errno(r, "Failed to wait for bus: %m"); | |
1f849790 | 1349 | } |
95c4fe82 | 1350 | } |
1f849790 | 1351 | |
9bb31a0c | 1352 | static int verb_monitor(int argc, char **argv, void *userdata) { |
2de62253 | 1353 | return monitor(argc, argv, arg_json != JSON_OFF ? message_json : message_dump); |
9bb31a0c YW |
1354 | } |
1355 | ||
1356 | static int verb_capture(int argc, char **argv, void *userdata) { | |
1f70b087 LP |
1357 | int r; |
1358 | ||
baaa35ad ZJS |
1359 | if (isatty(fileno(stdout)) > 0) |
1360 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
1361 | "Refusing to write message data to console, please redirect output to a file."); | |
1f70b087 LP |
1362 | |
1363 | bus_pcap_header(arg_snaplen, stdout); | |
1364 | ||
9bb31a0c | 1365 | r = monitor(argc, argv, message_pcap); |
1f70b087 LP |
1366 | if (r < 0) |
1367 | return r; | |
1368 | ||
6b0f5484 LP |
1369 | r = fflush_and_check(stdout); |
1370 | if (r < 0) | |
1371 | return log_error_errno(r, "Couldn't write capture file: %m"); | |
1f70b087 LP |
1372 | |
1373 | return r; | |
1374 | } | |
1375 | ||
9bb31a0c YW |
1376 | static int status(int argc, char **argv, void *userdata) { |
1377 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; | |
4afd3348 | 1378 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
95c4fe82 LP |
1379 | pid_t pid; |
1380 | int r; | |
1381 | ||
9bb31a0c YW |
1382 | r = acquire_bus(false, &bus); |
1383 | if (r < 0) | |
1384 | return r; | |
95c4fe82 | 1385 | |
8722b297 ZJS |
1386 | (void) pager_open(arg_pager_flags); |
1387 | ||
9bb31a0c | 1388 | if (!isempty(argv[1])) { |
2e9efd22 LP |
1389 | r = parse_pid(argv[1], &pid); |
1390 | if (r < 0) | |
1391 | r = sd_bus_get_name_creds( | |
1392 | bus, | |
1393 | argv[1], | |
1394 | (arg_augment_creds ? SD_BUS_CREDS_AUGMENT : 0) | _SD_BUS_CREDS_ALL, | |
1395 | &creds); | |
1396 | else | |
1397 | r = sd_bus_creds_new_from_pid( | |
1398 | &creds, | |
1399 | pid, | |
1400 | _SD_BUS_CREDS_ALL); | |
3acc1daf | 1401 | } else { |
5b820358 | 1402 | const char *scope, *address; |
5c302692 | 1403 | sd_id128_t bus_id; |
3acc1daf | 1404 | |
5b820358 LP |
1405 | r = sd_bus_get_address(bus, &address); |
1406 | if (r >= 0) | |
1fc464f6 | 1407 | printf("BusAddress=%s%s%s\n", ansi_highlight(), address, ansi_normal()); |
5b820358 | 1408 | |
3acc1daf LP |
1409 | r = sd_bus_get_scope(bus, &scope); |
1410 | if (r >= 0) | |
1fc464f6 | 1411 | printf("BusScope=%s%s%s\n", ansi_highlight(), scope, ansi_normal()); |
3acc1daf | 1412 | |
5c302692 LP |
1413 | r = sd_bus_get_bus_id(bus, &bus_id); |
1414 | if (r >= 0) | |
16c347b3 ZJS |
1415 | printf("BusID=%s" SD_ID128_FORMAT_STR "%s\n", |
1416 | ansi_highlight(), SD_ID128_FORMAT_VAL(bus_id), ansi_normal()); | |
5c302692 | 1417 | |
2e9efd22 | 1418 | r = sd_bus_get_owner_creds( |
40ed1a45 | 1419 | bus, |
40ed1a45 LP |
1420 | (arg_augment_creds ? SD_BUS_CREDS_AUGMENT : 0) | _SD_BUS_CREDS_ALL, |
1421 | &creds); | |
3acc1daf | 1422 | } |
95c4fe82 | 1423 | |
23bbb0de MS |
1424 | if (r < 0) |
1425 | return log_error_errno(r, "Failed to get credentials: %m"); | |
95c4fe82 | 1426 | |
d0b2babf | 1427 | bus_creds_dump(creds, NULL, false); |
95c4fe82 | 1428 | return 0; |
1f849790 LP |
1429 | } |
1430 | ||
781fa938 LP |
1431 | static int message_append_cmdline(sd_bus_message *m, const char *signature, char ***x) { |
1432 | char **p; | |
1433 | int r; | |
1434 | ||
1435 | assert(m); | |
1436 | assert(signature); | |
1437 | assert(x); | |
1438 | ||
1439 | p = *x; | |
1440 | ||
1441 | for (;;) { | |
1442 | const char *v; | |
1443 | char t; | |
1444 | ||
1445 | t = *signature; | |
1446 | v = *p; | |
1447 | ||
1448 | if (t == 0) | |
1449 | break; | |
baaa35ad ZJS |
1450 | if (!v) |
1451 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
1452 | "Too few parameters for signature."); | |
781fa938 LP |
1453 | |
1454 | signature++; | |
1455 | p++; | |
1456 | ||
1457 | switch (t) { | |
1458 | ||
1459 | case SD_BUS_TYPE_BOOLEAN: | |
1460 | ||
1461 | r = parse_boolean(v); | |
48956c39 | 1462 | if (r < 0) |
3d9942de | 1463 | return log_error_errno(r, "Failed to parse '%s' as boolean: %m", v); |
781fa938 LP |
1464 | |
1465 | r = sd_bus_message_append_basic(m, t, &r); | |
1466 | break; | |
1467 | ||
1468 | case SD_BUS_TYPE_BYTE: { | |
1469 | uint8_t z; | |
1470 | ||
1471 | r = safe_atou8(v, &z); | |
48956c39 | 1472 | if (r < 0) |
3d9942de | 1473 | return log_error_errno(r, "Failed to parse '%s' as byte (unsigned 8bit integer): %m", v); |
781fa938 LP |
1474 | |
1475 | r = sd_bus_message_append_basic(m, t, &z); | |
1476 | break; | |
1477 | } | |
1478 | ||
1479 | case SD_BUS_TYPE_INT16: { | |
1480 | int16_t z; | |
1481 | ||
1482 | r = safe_atoi16(v, &z); | |
48956c39 | 1483 | if (r < 0) |
3d9942de | 1484 | return log_error_errno(r, "Failed to parse '%s' as signed 16bit integer: %m", v); |
781fa938 LP |
1485 | |
1486 | r = sd_bus_message_append_basic(m, t, &z); | |
1487 | break; | |
1488 | } | |
1489 | ||
1490 | case SD_BUS_TYPE_UINT16: { | |
1491 | uint16_t z; | |
1492 | ||
1493 | r = safe_atou16(v, &z); | |
48956c39 | 1494 | if (r < 0) |
3d9942de | 1495 | return log_error_errno(r, "Failed to parse '%s' as unsigned 16bit integer: %m", v); |
781fa938 LP |
1496 | |
1497 | r = sd_bus_message_append_basic(m, t, &z); | |
1498 | break; | |
1499 | } | |
1500 | ||
1501 | case SD_BUS_TYPE_INT32: { | |
1502 | int32_t z; | |
1503 | ||
1504 | r = safe_atoi32(v, &z); | |
48956c39 | 1505 | if (r < 0) |
3d9942de | 1506 | return log_error_errno(r, "Failed to parse '%s' as signed 32bit integer: %m", v); |
781fa938 LP |
1507 | |
1508 | r = sd_bus_message_append_basic(m, t, &z); | |
1509 | break; | |
1510 | } | |
1511 | ||
1512 | case SD_BUS_TYPE_UINT32: { | |
1513 | uint32_t z; | |
1514 | ||
1515 | r = safe_atou32(v, &z); | |
48956c39 | 1516 | if (r < 0) |
3d9942de | 1517 | return log_error_errno(r, "Failed to parse '%s' as unsigned 32bit integer: %m", v); |
781fa938 LP |
1518 | |
1519 | r = sd_bus_message_append_basic(m, t, &z); | |
1520 | break; | |
1521 | } | |
1522 | ||
1523 | case SD_BUS_TYPE_INT64: { | |
1524 | int64_t z; | |
1525 | ||
1526 | r = safe_atoi64(v, &z); | |
48956c39 | 1527 | if (r < 0) |
3d9942de | 1528 | return log_error_errno(r, "Failed to parse '%s' as signed 64bit integer: %m", v); |
781fa938 LP |
1529 | |
1530 | r = sd_bus_message_append_basic(m, t, &z); | |
1531 | break; | |
1532 | } | |
1533 | ||
1534 | case SD_BUS_TYPE_UINT64: { | |
1535 | uint64_t z; | |
1536 | ||
1537 | r = safe_atou64(v, &z); | |
48956c39 | 1538 | if (r < 0) |
3d9942de | 1539 | return log_error_errno(r, "Failed to parse '%s' as unsigned 64bit integer: %m", v); |
781fa938 LP |
1540 | |
1541 | r = sd_bus_message_append_basic(m, t, &z); | |
1542 | break; | |
1543 | } | |
1544 | ||
781fa938 LP |
1545 | case SD_BUS_TYPE_DOUBLE: { |
1546 | double z; | |
1547 | ||
1548 | r = safe_atod(v, &z); | |
48956c39 | 1549 | if (r < 0) |
3d9942de | 1550 | return log_error_errno(r, "Failed to parse '%s' as double precision floating point: %m", v); |
781fa938 LP |
1551 | |
1552 | r = sd_bus_message_append_basic(m, t, &z); | |
1553 | break; | |
1554 | } | |
1555 | ||
1556 | case SD_BUS_TYPE_STRING: | |
1557 | case SD_BUS_TYPE_OBJECT_PATH: | |
1558 | case SD_BUS_TYPE_SIGNATURE: | |
1559 | ||
1560 | r = sd_bus_message_append_basic(m, t, v); | |
1561 | break; | |
1562 | ||
1563 | case SD_BUS_TYPE_ARRAY: { | |
1564 | uint32_t n; | |
1565 | size_t k; | |
1566 | ||
1567 | r = safe_atou32(v, &n); | |
48956c39 | 1568 | if (r < 0) |
3d9942de | 1569 | return log_error_errno(r, "Failed to parse '%s' number of array entries: %m", v); |
781fa938 LP |
1570 | |
1571 | r = signature_element_length(signature, &k); | |
48956c39 | 1572 | if (r < 0) |
3d9942de | 1573 | return log_error_errno(r, "Invalid array signature: %m"); |
781fa938 LP |
1574 | |
1575 | { | |
781fa938 LP |
1576 | char s[k + 1]; |
1577 | memcpy(s, signature, k); | |
1578 | s[k] = 0; | |
1579 | ||
1580 | r = sd_bus_message_open_container(m, SD_BUS_TYPE_ARRAY, s); | |
1581 | if (r < 0) | |
1582 | return bus_log_create_error(r); | |
1583 | ||
16c347b3 | 1584 | for (unsigned i = 0; i < n; i++) { |
781fa938 LP |
1585 | r = message_append_cmdline(m, s, &p); |
1586 | if (r < 0) | |
1587 | return r; | |
1588 | } | |
1589 | } | |
1590 | ||
1591 | signature += k; | |
1592 | ||
1593 | r = sd_bus_message_close_container(m); | |
1594 | break; | |
1595 | } | |
1596 | ||
1597 | case SD_BUS_TYPE_VARIANT: | |
1598 | r = sd_bus_message_open_container(m, SD_BUS_TYPE_VARIANT, v); | |
1599 | if (r < 0) | |
1600 | return bus_log_create_error(r); | |
1601 | ||
1602 | r = message_append_cmdline(m, v, &p); | |
1603 | if (r < 0) | |
1604 | return r; | |
1605 | ||
1606 | r = sd_bus_message_close_container(m); | |
1607 | break; | |
1608 | ||
1609 | case SD_BUS_TYPE_STRUCT_BEGIN: | |
1610 | case SD_BUS_TYPE_DICT_ENTRY_BEGIN: { | |
1611 | size_t k; | |
1612 | ||
1613 | signature--; | |
1614 | p--; | |
1615 | ||
1616 | r = signature_element_length(signature, &k); | |
48956c39 | 1617 | if (r < 0) |
3d9942de | 1618 | return log_error_errno(r, "Invalid struct/dict entry signature: %m"); |
781fa938 LP |
1619 | |
1620 | { | |
1621 | char s[k-1]; | |
1622 | memcpy(s, signature + 1, k - 2); | |
1623 | s[k - 2] = 0; | |
1624 | ||
16c347b3 ZJS |
1625 | const char ctype = t == SD_BUS_TYPE_STRUCT_BEGIN ? |
1626 | SD_BUS_TYPE_STRUCT : SD_BUS_TYPE_DICT_ENTRY; | |
1627 | r = sd_bus_message_open_container(m, ctype, s); | |
781fa938 LP |
1628 | if (r < 0) |
1629 | return bus_log_create_error(r); | |
1630 | ||
1631 | r = message_append_cmdline(m, s, &p); | |
1632 | if (r < 0) | |
1633 | return r; | |
1634 | } | |
1635 | ||
1636 | signature += k; | |
1637 | ||
1638 | r = sd_bus_message_close_container(m); | |
1639 | break; | |
1640 | } | |
1641 | ||
1642 | case SD_BUS_TYPE_UNIX_FD: | |
baaa35ad ZJS |
1643 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), |
1644 | "UNIX file descriptor not supported as type."); | |
781fa938 LP |
1645 | |
1646 | default: | |
baaa35ad ZJS |
1647 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), |
1648 | "Unknown signature type %c.", t); | |
781fa938 LP |
1649 | } |
1650 | ||
1651 | if (r < 0) | |
1652 | return bus_log_create_error(r); | |
1653 | } | |
1654 | ||
1655 | *x = p; | |
1656 | return 0; | |
1657 | } | |
1658 | ||
9cebb234 LP |
1659 | static int json_transform_one(sd_bus_message *m, JsonVariant **ret); |
1660 | ||
1661 | static int json_transform_array_or_struct(sd_bus_message *m, JsonVariant **ret) { | |
1662 | size_t n_elements = 0, n_allocated = 0; | |
1663 | JsonVariant **elements = NULL; | |
1664 | int r; | |
1665 | ||
1666 | assert(m); | |
1667 | assert(ret); | |
1668 | ||
1669 | for (;;) { | |
1670 | r = sd_bus_message_at_end(m, false); | |
1671 | if (r < 0) { | |
1672 | bus_log_parse_error(r); | |
1673 | goto finish; | |
1674 | } | |
1675 | if (r > 0) | |
1676 | break; | |
1677 | ||
1678 | if (!GREEDY_REALLOC(elements, n_allocated, n_elements + 1)) { | |
1679 | r = log_oom(); | |
1680 | goto finish; | |
1681 | } | |
1682 | ||
1683 | r = json_transform_one(m, elements + n_elements); | |
1684 | if (r < 0) | |
1685 | goto finish; | |
1686 | ||
1687 | n_elements++; | |
1688 | } | |
1689 | ||
1690 | r = json_variant_new_array(ret, elements, n_elements); | |
1691 | ||
1692 | finish: | |
1693 | json_variant_unref_many(elements, n_elements); | |
1694 | free(elements); | |
1695 | ||
1696 | return r; | |
1697 | } | |
1698 | ||
1699 | static int json_transform_variant(sd_bus_message *m, const char *contents, JsonVariant **ret) { | |
172e4806 | 1700 | _cleanup_(json_variant_unrefp) JsonVariant *value = NULL; |
9cebb234 LP |
1701 | int r; |
1702 | ||
1703 | assert(m); | |
1704 | assert(contents); | |
1705 | assert(ret); | |
1706 | ||
1707 | r = json_transform_one(m, &value); | |
1708 | if (r < 0) | |
1709 | return r; | |
1710 | ||
1711 | r = json_build(ret, JSON_BUILD_OBJECT(JSON_BUILD_PAIR("type", JSON_BUILD_STRING(contents)), | |
1712 | JSON_BUILD_PAIR("data", JSON_BUILD_VARIANT(value)))); | |
1713 | if (r < 0) | |
1714 | return log_oom(); | |
1715 | ||
1716 | return r; | |
1717 | } | |
1718 | ||
1719 | static int json_transform_dict_array(sd_bus_message *m, JsonVariant **ret) { | |
1720 | size_t n_elements = 0, n_allocated = 0; | |
1721 | JsonVariant **elements = NULL; | |
1722 | int r; | |
1723 | ||
1724 | assert(m); | |
1725 | assert(ret); | |
1726 | ||
1727 | for (;;) { | |
1728 | const char *contents; | |
1729 | char type; | |
1730 | ||
1731 | r = sd_bus_message_at_end(m, false); | |
1732 | if (r < 0) { | |
1733 | bus_log_parse_error(r); | |
1734 | goto finish; | |
1735 | } | |
1736 | if (r > 0) | |
1737 | break; | |
1738 | ||
1739 | r = sd_bus_message_peek_type(m, &type, &contents); | |
1740 | if (r < 0) | |
1741 | return r; | |
1742 | ||
1743 | assert(type == 'e'); | |
1744 | ||
1745 | if (!GREEDY_REALLOC(elements, n_allocated, n_elements + 2)) { | |
1746 | r = log_oom(); | |
1747 | goto finish; | |
1748 | } | |
1749 | ||
1750 | r = sd_bus_message_enter_container(m, type, contents); | |
1751 | if (r < 0) { | |
1752 | bus_log_parse_error(r); | |
1753 | goto finish; | |
1754 | } | |
1755 | ||
1756 | r = json_transform_one(m, elements + n_elements); | |
1757 | if (r < 0) | |
1758 | goto finish; | |
1759 | ||
1760 | n_elements++; | |
1761 | ||
1762 | r = json_transform_one(m, elements + n_elements); | |
1763 | if (r < 0) | |
1764 | goto finish; | |
1765 | ||
1766 | n_elements++; | |
1767 | ||
1768 | r = sd_bus_message_exit_container(m); | |
1769 | if (r < 0) { | |
1770 | bus_log_parse_error(r); | |
1771 | goto finish; | |
1772 | } | |
1773 | } | |
1774 | ||
1775 | r = json_variant_new_object(ret, elements, n_elements); | |
1776 | ||
1777 | finish: | |
1778 | json_variant_unref_many(elements, n_elements); | |
1779 | free(elements); | |
1780 | ||
1781 | return r; | |
1782 | } | |
1783 | ||
1784 | static int json_transform_one(sd_bus_message *m, JsonVariant **ret) { | |
1785 | _cleanup_(json_variant_unrefp) JsonVariant *v = NULL; | |
1786 | const char *contents; | |
1787 | char type; | |
1788 | int r; | |
1789 | ||
1790 | assert(m); | |
1791 | assert(ret); | |
1792 | ||
1793 | r = sd_bus_message_peek_type(m, &type, &contents); | |
1794 | if (r < 0) | |
1795 | return bus_log_parse_error(r); | |
1796 | ||
1797 | switch (type) { | |
1798 | ||
1799 | case SD_BUS_TYPE_BYTE: { | |
1800 | uint8_t b; | |
1801 | ||
1802 | r = sd_bus_message_read_basic(m, type, &b); | |
1803 | if (r < 0) | |
1804 | return bus_log_parse_error(r); | |
1805 | ||
1806 | r = json_variant_new_unsigned(&v, b); | |
1807 | if (r < 0) | |
1808 | return log_error_errno(r, "Failed to transform byte: %m"); | |
1809 | ||
1810 | break; | |
1811 | } | |
1812 | ||
1813 | case SD_BUS_TYPE_BOOLEAN: { | |
1814 | int b; | |
1815 | ||
1816 | r = sd_bus_message_read_basic(m, type, &b); | |
1817 | if (r < 0) | |
1818 | return bus_log_parse_error(r); | |
1819 | ||
1820 | r = json_variant_new_boolean(&v, b); | |
1821 | if (r < 0) | |
1822 | return log_error_errno(r, "Failed to transform boolean: %m"); | |
1823 | ||
1824 | break; | |
1825 | } | |
1826 | ||
1827 | case SD_BUS_TYPE_INT16: { | |
1828 | int16_t b; | |
1829 | ||
1830 | r = sd_bus_message_read_basic(m, type, &b); | |
1831 | if (r < 0) | |
1832 | return bus_log_parse_error(r); | |
1833 | ||
1834 | r = json_variant_new_integer(&v, b); | |
1835 | if (r < 0) | |
1836 | return log_error_errno(r, "Failed to transform int16: %m"); | |
1837 | ||
1838 | break; | |
1839 | } | |
1840 | ||
1841 | case SD_BUS_TYPE_UINT16: { | |
1842 | uint16_t b; | |
1843 | ||
1844 | r = sd_bus_message_read_basic(m, type, &b); | |
1845 | if (r < 0) | |
1846 | return bus_log_parse_error(r); | |
1847 | ||
1848 | r = json_variant_new_unsigned(&v, b); | |
1849 | if (r < 0) | |
1850 | return log_error_errno(r, "Failed to transform uint16: %m"); | |
1851 | ||
1852 | break; | |
1853 | } | |
1854 | ||
1855 | case SD_BUS_TYPE_INT32: { | |
1856 | int32_t b; | |
1857 | ||
1858 | r = sd_bus_message_read_basic(m, type, &b); | |
1859 | if (r < 0) | |
1860 | return bus_log_parse_error(r); | |
1861 | ||
1862 | r = json_variant_new_integer(&v, b); | |
1863 | if (r < 0) | |
1864 | return log_error_errno(r, "Failed to transform int32: %m"); | |
1865 | ||
1866 | break; | |
1867 | } | |
1868 | ||
1869 | case SD_BUS_TYPE_UINT32: { | |
1870 | uint32_t b; | |
1871 | ||
1872 | r = sd_bus_message_read_basic(m, type, &b); | |
1873 | if (r < 0) | |
1874 | return bus_log_parse_error(r); | |
1875 | ||
1876 | r = json_variant_new_unsigned(&v, b); | |
1877 | if (r < 0) | |
1878 | return log_error_errno(r, "Failed to transform uint32: %m"); | |
1879 | ||
1880 | break; | |
1881 | } | |
1882 | ||
1883 | case SD_BUS_TYPE_INT64: { | |
1884 | int64_t b; | |
1885 | ||
1886 | r = sd_bus_message_read_basic(m, type, &b); | |
1887 | if (r < 0) | |
1888 | return bus_log_parse_error(r); | |
1889 | ||
1890 | r = json_variant_new_integer(&v, b); | |
1891 | if (r < 0) | |
1892 | return log_error_errno(r, "Failed to transform int64: %m"); | |
1893 | ||
1894 | break; | |
1895 | } | |
1896 | ||
1897 | case SD_BUS_TYPE_UINT64: { | |
1898 | uint64_t b; | |
1899 | ||
1900 | r = sd_bus_message_read_basic(m, type, &b); | |
1901 | if (r < 0) | |
1902 | return bus_log_parse_error(r); | |
1903 | ||
1904 | r = json_variant_new_unsigned(&v, b); | |
1905 | if (r < 0) | |
1906 | return log_error_errno(r, "Failed to transform uint64: %m"); | |
1907 | ||
1908 | break; | |
1909 | } | |
1910 | ||
1911 | case SD_BUS_TYPE_DOUBLE: { | |
1912 | double d; | |
1913 | ||
1914 | r = sd_bus_message_read_basic(m, type, &d); | |
1915 | if (r < 0) | |
1916 | return bus_log_parse_error(r); | |
1917 | ||
1918 | r = json_variant_new_real(&v, d); | |
1919 | if (r < 0) | |
1920 | return log_error_errno(r, "Failed to transform double: %m"); | |
1921 | ||
1922 | break; | |
1923 | } | |
1924 | ||
1925 | case SD_BUS_TYPE_STRING: | |
1926 | case SD_BUS_TYPE_OBJECT_PATH: | |
1927 | case SD_BUS_TYPE_SIGNATURE: { | |
1928 | const char *s; | |
1929 | ||
1930 | r = sd_bus_message_read_basic(m, type, &s); | |
1931 | if (r < 0) | |
1932 | return bus_log_parse_error(r); | |
1933 | ||
1934 | r = json_variant_new_string(&v, s); | |
1935 | if (r < 0) | |
1936 | return log_error_errno(r, "Failed to transform double: %m"); | |
1937 | ||
1938 | break; | |
1939 | } | |
1940 | ||
1941 | case SD_BUS_TYPE_UNIX_FD: | |
1942 | r = sd_bus_message_read_basic(m, type, NULL); | |
1943 | if (r < 0) | |
1944 | return bus_log_parse_error(r); | |
1945 | ||
1946 | r = json_variant_new_null(&v); | |
1947 | if (r < 0) | |
1948 | return log_error_errno(r, "Failed to transform fd: %m"); | |
1949 | ||
1950 | break; | |
1951 | ||
1952 | case SD_BUS_TYPE_ARRAY: | |
1953 | case SD_BUS_TYPE_VARIANT: | |
1954 | case SD_BUS_TYPE_STRUCT: | |
1955 | r = sd_bus_message_enter_container(m, type, contents); | |
1956 | if (r < 0) | |
1957 | return bus_log_parse_error(r); | |
1958 | ||
1959 | if (type == SD_BUS_TYPE_VARIANT) | |
1960 | r = json_transform_variant(m, contents, &v); | |
1961 | else if (type == SD_BUS_TYPE_ARRAY && contents[0] == '{') | |
1962 | r = json_transform_dict_array(m, &v); | |
1963 | else | |
1964 | r = json_transform_array_or_struct(m, &v); | |
1965 | if (r < 0) | |
1966 | return r; | |
1967 | ||
1968 | r = sd_bus_message_exit_container(m); | |
1969 | if (r < 0) | |
1970 | return bus_log_parse_error(r); | |
1971 | ||
1972 | break; | |
1973 | ||
1974 | default: | |
1975 | assert_not_reached("Unexpected element type"); | |
1976 | } | |
1977 | ||
1978 | *ret = TAKE_PTR(v); | |
1979 | return 0; | |
1980 | } | |
1981 | ||
1982 | static int json_transform_message(sd_bus_message *m, JsonVariant **ret) { | |
1983 | _cleanup_(json_variant_unrefp) JsonVariant *v = NULL; | |
1984 | const char *type; | |
1985 | int r; | |
1986 | ||
1987 | assert(m); | |
1988 | assert(ret); | |
1989 | ||
1990 | assert_se(type = sd_bus_message_get_signature(m, false)); | |
1991 | ||
1992 | r = json_transform_array_or_struct(m, &v); | |
1993 | if (r < 0) | |
1994 | return r; | |
1995 | ||
1996 | r = json_build(ret, JSON_BUILD_OBJECT(JSON_BUILD_PAIR("type", JSON_BUILD_STRING(type)), | |
1997 | JSON_BUILD_PAIR("data", JSON_BUILD_VARIANT(v)))); | |
1998 | if (r < 0) | |
1999 | return log_oom(); | |
2000 | ||
2001 | return 0; | |
2002 | } | |
2003 | ||
2004 | static void json_dump_with_flags(JsonVariant *v, FILE *f) { | |
2005 | ||
2006 | json_variant_dump(v, | |
2007 | (arg_json == JSON_PRETTY ? JSON_FORMAT_PRETTY : JSON_FORMAT_NEWLINE) | | |
ab91733c | 2008 | JSON_FORMAT_COLOR_AUTO, |
9cebb234 LP |
2009 | f, NULL); |
2010 | } | |
2011 | ||
9bb31a0c YW |
2012 | static int call(int argc, char **argv, void *userdata) { |
2013 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; | |
4afd3348 LP |
2014 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
2015 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL; | |
781fa938 LP |
2016 | int r; |
2017 | ||
9bb31a0c YW |
2018 | r = acquire_bus(false, &bus); |
2019 | if (r < 0) | |
2020 | return r; | |
781fa938 LP |
2021 | |
2022 | r = sd_bus_message_new_method_call(bus, &m, argv[1], argv[2], argv[3], argv[4]); | |
79f34de9 LP |
2023 | if (r < 0) |
2024 | return bus_log_create_error(r); | |
781fa938 | 2025 | |
38051578 LP |
2026 | r = sd_bus_message_set_expect_reply(m, arg_expect_reply); |
2027 | if (r < 0) | |
2028 | return bus_log_create_error(r); | |
2029 | ||
2030 | r = sd_bus_message_set_auto_start(m, arg_auto_start); | |
2031 | if (r < 0) | |
2032 | return bus_log_create_error(r); | |
2033 | ||
2034 | r = sd_bus_message_set_allow_interactive_authorization(m, arg_allow_interactive_authorization); | |
2035 | if (r < 0) | |
2036 | return bus_log_create_error(r); | |
2037 | ||
781fa938 LP |
2038 | if (!isempty(argv[5])) { |
2039 | char **p; | |
2040 | ||
2041 | p = argv+6; | |
2042 | ||
2043 | r = message_append_cmdline(m, argv[5], &p); | |
2044 | if (r < 0) | |
2045 | return r; | |
2046 | ||
0747cde7 | 2047 | if (*p) |
16c347b3 ZJS |
2048 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), |
2049 | "Too many parameters for signature."); | |
781fa938 LP |
2050 | } |
2051 | ||
38051578 LP |
2052 | if (!arg_expect_reply) { |
2053 | r = sd_bus_send(bus, m, NULL); | |
48956c39 LP |
2054 | if (r < 0) |
2055 | return log_error_errno(r, "Failed to send message: %m"); | |
38051578 LP |
2056 | |
2057 | return 0; | |
2058 | } | |
2059 | ||
a44b1081 | 2060 | r = sd_bus_call(bus, m, arg_timeout, &error, &reply); |
48956c39 | 2061 | if (r < 0) |
24a4e7ff | 2062 | return log_error_errno(r, "Call failed: %s", bus_error_message(&error, r)); |
781fa938 LP |
2063 | |
2064 | r = sd_bus_message_is_empty(reply); | |
2065 | if (r < 0) | |
2066 | return bus_log_parse_error(r); | |
1fc55609 | 2067 | |
781fa938 | 2068 | if (r == 0 && !arg_quiet) { |
1fc55609 | 2069 | |
9cebb234 LP |
2070 | if (arg_json != JSON_OFF) { |
2071 | _cleanup_(json_variant_unrefp) JsonVariant *v = NULL; | |
2072 | ||
2073 | if (arg_json != JSON_SHORT) | |
0221d68a | 2074 | (void) pager_open(arg_pager_flags); |
9cebb234 LP |
2075 | |
2076 | r = json_transform_message(reply, &v); | |
2077 | if (r < 0) | |
2078 | return r; | |
2079 | ||
2080 | json_dump_with_flags(v, stdout); | |
2081 | ||
2082 | } else if (arg_verbose) { | |
0221d68a | 2083 | (void) pager_open(arg_pager_flags); |
1fc55609 | 2084 | |
2b4a65b6 | 2085 | r = sd_bus_message_dump(reply, stdout, 0); |
1fc55609 LP |
2086 | if (r < 0) |
2087 | return r; | |
2088 | } else { | |
2089 | ||
2090 | fputs(sd_bus_message_get_signature(reply, true), stdout); | |
2091 | fputc(' ', stdout); | |
2092 | ||
2093 | r = format_cmdline(reply, stdout, false); | |
2094 | if (r < 0) | |
2095 | return bus_log_parse_error(r); | |
2096 | ||
2097 | fputc('\n', stdout); | |
2098 | } | |
d55192ad LP |
2099 | } |
2100 | ||
2101 | return 0; | |
2102 | } | |
2103 | ||
143aea38 YW |
2104 | static int emit_signal(int argc, char **argv, void *userdata) { |
2105 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; | |
2106 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; | |
2107 | int r; | |
2108 | ||
2109 | r = acquire_bus(false, &bus); | |
2110 | if (r < 0) | |
2111 | return r; | |
2112 | ||
2113 | r = sd_bus_message_new_signal(bus, &m, argv[1], argv[2], argv[3]); | |
2114 | if (r < 0) | |
2115 | return bus_log_create_error(r); | |
2116 | ||
2117 | if (arg_destination) { | |
2118 | r = sd_bus_message_set_destination(m, arg_destination); | |
2119 | if (r < 0) | |
2120 | return bus_log_create_error(r); | |
2121 | } | |
2122 | ||
2123 | r = sd_bus_message_set_auto_start(m, arg_auto_start); | |
2124 | if (r < 0) | |
2125 | return bus_log_create_error(r); | |
2126 | ||
2127 | if (!isempty(argv[4])) { | |
2128 | char **p; | |
2129 | ||
2130 | p = argv+5; | |
2131 | ||
2132 | r = message_append_cmdline(m, argv[4], &p); | |
2133 | if (r < 0) | |
2134 | return r; | |
2135 | ||
2136 | if (*p) | |
16c347b3 ZJS |
2137 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), |
2138 | "Too many parameters for signature."); | |
143aea38 YW |
2139 | } |
2140 | ||
2141 | r = sd_bus_send(bus, m, NULL); | |
2142 | if (r < 0) | |
2143 | return log_error_errno(r, "Failed to send signal: %m"); | |
2144 | ||
2145 | return 0; | |
2146 | } | |
2147 | ||
9bb31a0c YW |
2148 | static int get_property(int argc, char **argv, void *userdata) { |
2149 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; | |
4afd3348 | 2150 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
1fc55609 | 2151 | char **i; |
d55192ad LP |
2152 | int r; |
2153 | ||
9bb31a0c YW |
2154 | r = acquire_bus(false, &bus); |
2155 | if (r < 0) | |
2156 | return r; | |
d55192ad | 2157 | |
1fc55609 | 2158 | STRV_FOREACH(i, argv + 4) { |
4afd3348 | 2159 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
1fc55609 LP |
2160 | const char *contents = NULL; |
2161 | char type; | |
d55192ad | 2162 | |
16c347b3 ZJS |
2163 | r = sd_bus_call_method(bus, argv[1], argv[2], |
2164 | "org.freedesktop.DBus.Properties", "Get", | |
2165 | &error, &reply, "ss", argv[3], *i); | |
48956c39 | 2166 | if (r < 0) |
24a4e7ff ZJS |
2167 | return log_error_errno(r, "Failed to get property %s on interface %s: %s", |
2168 | *i, argv[3], | |
2169 | bus_error_message(&error, r)); | |
d55192ad | 2170 | |
1fc55609 | 2171 | r = sd_bus_message_peek_type(reply, &type, &contents); |
d55192ad LP |
2172 | if (r < 0) |
2173 | return bus_log_parse_error(r); | |
2174 | ||
1fc55609 LP |
2175 | r = sd_bus_message_enter_container(reply, 'v', contents); |
2176 | if (r < 0) | |
2177 | return bus_log_parse_error(r); | |
d55192ad | 2178 | |
9cebb234 LP |
2179 | if (arg_json != JSON_OFF) { |
2180 | _cleanup_(json_variant_unrefp) JsonVariant *v = NULL; | |
2181 | ||
2182 | if (arg_json != JSON_SHORT) | |
0221d68a | 2183 | (void) pager_open(arg_pager_flags); |
9cebb234 LP |
2184 | |
2185 | r = json_transform_variant(reply, contents, &v); | |
2186 | if (r < 0) | |
2187 | return r; | |
2188 | ||
2189 | json_dump_with_flags(v, stdout); | |
2190 | ||
2de62253 | 2191 | } else if (arg_verbose) { |
0221d68a | 2192 | (void) pager_open(arg_pager_flags); |
d55192ad | 2193 | |
2b4a65b6 | 2194 | r = sd_bus_message_dump(reply, stdout, SD_BUS_MESSAGE_DUMP_SUBTREE_ONLY); |
d55192ad | 2195 | if (r < 0) |
1fc55609 LP |
2196 | return r; |
2197 | } else { | |
2198 | fputs(contents, stdout); | |
2199 | fputc(' ', stdout); | |
d55192ad | 2200 | |
1fc55609 | 2201 | r = format_cmdline(reply, stdout, false); |
d55192ad LP |
2202 | if (r < 0) |
2203 | return bus_log_parse_error(r); | |
2204 | ||
1fc55609 | 2205 | fputc('\n', stdout); |
d55192ad LP |
2206 | } |
2207 | ||
2208 | r = sd_bus_message_exit_container(reply); | |
2209 | if (r < 0) | |
2210 | return bus_log_parse_error(r); | |
1fc55609 | 2211 | } |
d55192ad | 2212 | |
1fc55609 LP |
2213 | return 0; |
2214 | } | |
d55192ad | 2215 | |
9bb31a0c YW |
2216 | static int set_property(int argc, char **argv, void *userdata) { |
2217 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; | |
4afd3348 LP |
2218 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; |
2219 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
1fc55609 LP |
2220 | char **p; |
2221 | int r; | |
d55192ad | 2222 | |
9bb31a0c YW |
2223 | r = acquire_bus(false, &bus); |
2224 | if (r < 0) | |
2225 | return r; | |
d55192ad | 2226 | |
16c347b3 ZJS |
2227 | r = sd_bus_message_new_method_call(bus, &m, argv[1], argv[2], |
2228 | "org.freedesktop.DBus.Properties", "Set"); | |
1fc55609 LP |
2229 | if (r < 0) |
2230 | return bus_log_create_error(r); | |
d55192ad | 2231 | |
1fc55609 LP |
2232 | r = sd_bus_message_append(m, "ss", argv[3], argv[4]); |
2233 | if (r < 0) | |
2234 | return bus_log_create_error(r); | |
d55192ad | 2235 | |
1fc55609 LP |
2236 | r = sd_bus_message_open_container(m, 'v', argv[5]); |
2237 | if (r < 0) | |
2238 | return bus_log_create_error(r); | |
2239 | ||
9bb31a0c | 2240 | p = argv + 6; |
1fc55609 LP |
2241 | r = message_append_cmdline(m, argv[5], &p); |
2242 | if (r < 0) | |
2243 | return r; | |
2244 | ||
2245 | r = sd_bus_message_close_container(m); | |
2246 | if (r < 0) | |
2247 | return bus_log_create_error(r); | |
2248 | ||
0747cde7 YW |
2249 | if (*p) |
2250 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Too many parameters for signature."); | |
1fc55609 | 2251 | |
a44b1081 | 2252 | r = sd_bus_call(bus, m, arg_timeout, &error, NULL); |
48956c39 | 2253 | if (r < 0) |
24a4e7ff ZJS |
2254 | return log_error_errno(r, "Failed to set property %s on interface %s: %s", |
2255 | argv[4], argv[3], | |
2256 | bus_error_message(&error, r)); | |
781fa938 LP |
2257 | |
2258 | return 0; | |
2259 | } | |
2260 | ||
1f849790 | 2261 | static int help(void) { |
37ec0fdd LP |
2262 | _cleanup_free_ char *link = NULL; |
2263 | int r; | |
2264 | ||
2265 | r = terminal_urlify_man("busctl", "1", &link); | |
2266 | if (r < 0) | |
2267 | return log_oom(); | |
2268 | ||
353b2baa LP |
2269 | printf("%s [OPTIONS...] COMMAND ...\n\n" |
2270 | "%sIntrospect the D-Bus IPC bus.%s\n" | |
2271 | "\nCommands:\n" | |
e1fac8a6 ZJS |
2272 | " list List bus names\n" |
2273 | " status [SERVICE] Show bus service, process or bus owner credentials\n" | |
2274 | " monitor [SERVICE...] Show bus traffic\n" | |
2275 | " capture [SERVICE...] Capture bus traffic as pcap\n" | |
2276 | " tree [SERVICE...] Show object tree of service\n" | |
2277 | " introspect SERVICE OBJECT [INTERFACE]\n" | |
2278 | " call SERVICE OBJECT INTERFACE METHOD [SIGNATURE [ARGUMENT...]]\n" | |
2279 | " Call a method\n" | |
2280 | " emit OBJECT INTERFACE SIGNAL [SIGNATURE [ARGUMENT...]]\n" | |
2281 | " Emit a signal\n" | |
2282 | " get-property SERVICE OBJECT INTERFACE PROPERTY...\n" | |
2283 | " Get property value\n" | |
2284 | " set-property SERVICE OBJECT INTERFACE PROPERTY SIGNATURE ARGUMENT...\n" | |
2285 | " Set property value\n" | |
2286 | " help Show this help\n" | |
2287 | "\nOptions:\n" | |
9ecb11f5 YW |
2288 | " -h --help Show this help\n" |
2289 | " --version Show package version\n" | |
2290 | " --no-pager Do not pipe output into a pager\n" | |
2291 | " --no-legend Do not show the headers and footers\n" | |
b683b82f | 2292 | " -l --full Do not ellipsize output\n" |
9ecb11f5 YW |
2293 | " --system Connect to system bus\n" |
2294 | " --user Connect to user bus\n" | |
2295 | " -H --host=[USER@]HOST Operate on remote host\n" | |
2296 | " -M --machine=CONTAINER Operate on local container\n" | |
2297 | " --address=ADDRESS Connect to bus specified by address\n" | |
2298 | " --show-machine Show machine ID column in list\n" | |
2299 | " --unique Only show unique names\n" | |
2300 | " --acquired Only show acquired names\n" | |
2301 | " --activatable Only show activatable names\n" | |
2302 | " --match=MATCH Only show matching messages\n" | |
2303 | " --size=SIZE Maximum length of captured packet\n" | |
2304 | " --list Don't show tree, but simple object path list\n" | |
2305 | " -q --quiet Don't show method call reply\n" | |
2306 | " --verbose Show result values in long format\n" | |
2307 | " --json=MODE Output as JSON\n" | |
2308 | " -j Same as --json=pretty on tty, --json=short otherwise\n" | |
2309 | " --expect-reply=BOOL Expect a method call reply\n" | |
2310 | " --auto-start=BOOL Auto-start destination service\n" | |
38051578 | 2311 | " --allow-interactive-authorization=BOOL\n" |
9ecb11f5 YW |
2312 | " Allow interactive authorization for operation\n" |
2313 | " --timeout=SECS Maximum time to wait for method call completion\n" | |
2314 | " --augment-creds=BOOL Extend credential data with data read from /proc/$PID\n" | |
2315 | " --watch-bind=BOOL Wait for bus AF_UNIX socket to be bound in the file\n" | |
2316 | " system\n" | |
143aea38 | 2317 | " --destination=SERVICE Destination service of a signal\n" |
37ec0fdd LP |
2318 | "\nSee the %s for details.\n" |
2319 | , program_invocation_short_name | |
353b2baa | 2320 | , ansi_highlight() |
ce2529b4 | 2321 | , ansi_normal() |
37ec0fdd LP |
2322 | , link |
2323 | ); | |
1f849790 LP |
2324 | |
2325 | return 0; | |
2326 | } | |
2327 | ||
9bb31a0c YW |
2328 | static int verb_help(int argc, char **argv, void *userdata) { |
2329 | return help(); | |
2330 | } | |
2331 | ||
1f849790 LP |
2332 | static int parse_argv(int argc, char *argv[]) { |
2333 | ||
2334 | enum { | |
2335 | ARG_VERSION = 0x100, | |
2336 | ARG_NO_PAGER, | |
17d47d8d | 2337 | ARG_NO_LEGEND, |
1f849790 LP |
2338 | ARG_SYSTEM, |
2339 | ARG_USER, | |
2340 | ARG_ADDRESS, | |
2341 | ARG_MATCH, | |
56e61788 LP |
2342 | ARG_SHOW_MACHINE, |
2343 | ARG_UNIQUE, | |
2344 | ARG_ACQUIRED, | |
1f70b087 LP |
2345 | ARG_ACTIVATABLE, |
2346 | ARG_SIZE, | |
d9130355 | 2347 | ARG_LIST, |
1fc55609 | 2348 | ARG_VERBOSE, |
d5c8d823 | 2349 | ARG_XML_INTERFACE, |
38051578 LP |
2350 | ARG_EXPECT_REPLY, |
2351 | ARG_AUTO_START, | |
2352 | ARG_ALLOW_INTERACTIVE_AUTHORIZATION, | |
a44b1081 | 2353 | ARG_TIMEOUT, |
40ed1a45 | 2354 | ARG_AUGMENT_CREDS, |
56d820b6 | 2355 | ARG_WATCH_BIND, |
9cebb234 | 2356 | ARG_JSON, |
143aea38 | 2357 | ARG_DESTINATION, |
1f849790 LP |
2358 | }; |
2359 | ||
2360 | static const struct option options[] = { | |
9cebb234 LP |
2361 | { "help", no_argument, NULL, 'h' }, |
2362 | { "version", no_argument, NULL, ARG_VERSION }, | |
2363 | { "no-pager", no_argument, NULL, ARG_NO_PAGER }, | |
2364 | { "no-legend", no_argument, NULL, ARG_NO_LEGEND }, | |
b683b82f | 2365 | { "full", no_argument, NULL, 'l' }, |
9cebb234 LP |
2366 | { "system", no_argument, NULL, ARG_SYSTEM }, |
2367 | { "user", no_argument, NULL, ARG_USER }, | |
2368 | { "address", required_argument, NULL, ARG_ADDRESS }, | |
2369 | { "show-machine", no_argument, NULL, ARG_SHOW_MACHINE }, | |
2370 | { "unique", no_argument, NULL, ARG_UNIQUE }, | |
2371 | { "acquired", no_argument, NULL, ARG_ACQUIRED }, | |
2372 | { "activatable", no_argument, NULL, ARG_ACTIVATABLE }, | |
2373 | { "match", required_argument, NULL, ARG_MATCH }, | |
2374 | { "host", required_argument, NULL, 'H' }, | |
2375 | { "machine", required_argument, NULL, 'M' }, | |
2376 | { "size", required_argument, NULL, ARG_SIZE }, | |
2377 | { "list", no_argument, NULL, ARG_LIST }, | |
2378 | { "quiet", no_argument, NULL, 'q' }, | |
2379 | { "verbose", no_argument, NULL, ARG_VERBOSE }, | |
d5c8d823 | 2380 | { "xml-interface", no_argument, NULL, ARG_XML_INTERFACE }, |
9cebb234 LP |
2381 | { "expect-reply", required_argument, NULL, ARG_EXPECT_REPLY }, |
2382 | { "auto-start", required_argument, NULL, ARG_AUTO_START }, | |
38051578 | 2383 | { "allow-interactive-authorization", required_argument, NULL, ARG_ALLOW_INTERACTIVE_AUTHORIZATION }, |
9cebb234 LP |
2384 | { "timeout", required_argument, NULL, ARG_TIMEOUT }, |
2385 | { "augment-creds", required_argument, NULL, ARG_AUGMENT_CREDS }, | |
2386 | { "watch-bind", required_argument, NULL, ARG_WATCH_BIND }, | |
2387 | { "json", required_argument, NULL, ARG_JSON }, | |
143aea38 | 2388 | { "destination", required_argument, NULL, ARG_DESTINATION }, |
eb9da376 | 2389 | {}, |
1f849790 LP |
2390 | }; |
2391 | ||
1f70b087 | 2392 | int c, r; |
1f849790 LP |
2393 | |
2394 | assert(argc >= 0); | |
2395 | assert(argv); | |
2396 | ||
9cebb234 | 2397 | while ((c = getopt_long(argc, argv, "hH:M:qj", options, NULL)) >= 0) |
1f849790 LP |
2398 | |
2399 | switch (c) { | |
2400 | ||
2401 | case 'h': | |
2402 | return help(); | |
2403 | ||
2404 | case ARG_VERSION: | |
3f6fd1ba | 2405 | return version(); |
1f849790 LP |
2406 | |
2407 | case ARG_NO_PAGER: | |
0221d68a | 2408 | arg_pager_flags |= PAGER_DISABLE; |
1f849790 LP |
2409 | break; |
2410 | ||
17d47d8d TA |
2411 | case ARG_NO_LEGEND: |
2412 | arg_legend = false; | |
2413 | break; | |
2414 | ||
b683b82f YW |
2415 | case 'l': |
2416 | arg_full = true; | |
2417 | break; | |
2418 | ||
1f849790 LP |
2419 | case ARG_USER: |
2420 | arg_user = true; | |
2421 | break; | |
2422 | ||
2423 | case ARG_SYSTEM: | |
2424 | arg_user = false; | |
2425 | break; | |
2426 | ||
2427 | case ARG_ADDRESS: | |
2428 | arg_address = optarg; | |
2429 | break; | |
2430 | ||
56e61788 LP |
2431 | case ARG_SHOW_MACHINE: |
2432 | arg_show_machine = true; | |
2433 | break; | |
2434 | ||
2435 | case ARG_UNIQUE: | |
2436 | arg_unique = true; | |
1f849790 LP |
2437 | break; |
2438 | ||
56e61788 LP |
2439 | case ARG_ACQUIRED: |
2440 | arg_acquired = true; | |
2441 | break; | |
2442 | ||
2443 | case ARG_ACTIVATABLE: | |
2444 | arg_activatable = true; | |
a4297f08 LP |
2445 | break; |
2446 | ||
1f849790 LP |
2447 | case ARG_MATCH: |
2448 | if (strv_extend(&arg_matches, optarg) < 0) | |
2449 | return log_oom(); | |
2450 | break; | |
2451 | ||
1f70b087 | 2452 | case ARG_SIZE: { |
59f448cf | 2453 | uint64_t sz; |
1f70b087 | 2454 | |
59f448cf | 2455 | r = parse_size(optarg, 1024, &sz); |
48956c39 | 2456 | if (r < 0) |
3d9942de | 2457 | return log_error_errno(r, "Failed to parse size '%s': %m", optarg); |
1f70b087 | 2458 | |
baaa35ad ZJS |
2459 | if ((uint64_t) (size_t) sz != sz) |
2460 | return log_error_errno(SYNTHETIC_ERRNO(E2BIG), | |
2461 | "Size out of range."); | |
1f70b087 | 2462 | |
59f448cf | 2463 | arg_snaplen = (size_t) sz; |
1f70b087 LP |
2464 | break; |
2465 | } | |
2466 | ||
d9130355 LP |
2467 | case ARG_LIST: |
2468 | arg_list = true; | |
2469 | break; | |
2470 | ||
d75edbd6 LP |
2471 | case 'H': |
2472 | arg_transport = BUS_TRANSPORT_REMOTE; | |
2473 | arg_host = optarg; | |
2474 | break; | |
2475 | ||
2476 | case 'M': | |
de33fc62 | 2477 | arg_transport = BUS_TRANSPORT_MACHINE; |
d75edbd6 LP |
2478 | arg_host = optarg; |
2479 | break; | |
2480 | ||
781fa938 LP |
2481 | case 'q': |
2482 | arg_quiet = true; | |
2483 | break; | |
2484 | ||
1fc55609 LP |
2485 | case ARG_VERBOSE: |
2486 | arg_verbose = true; | |
2487 | break; | |
2488 | ||
d5c8d823 ZJS |
2489 | case ARG_XML_INTERFACE: |
2490 | arg_xml_interface = true; | |
2491 | break; | |
2492 | ||
38051578 LP |
2493 | case ARG_EXPECT_REPLY: |
2494 | r = parse_boolean(optarg); | |
48956c39 | 2495 | if (r < 0) |
3d9942de | 2496 | return log_error_errno(r, "Failed to parse --expect-reply= parameter '%s': %m", optarg); |
38051578 | 2497 | |
5d904a6a | 2498 | arg_expect_reply = r; |
38051578 LP |
2499 | break; |
2500 | ||
38051578 LP |
2501 | case ARG_AUTO_START: |
2502 | r = parse_boolean(optarg); | |
48956c39 | 2503 | if (r < 0) |
3d9942de | 2504 | return log_error_errno(r, "Failed to parse --auto-start= parameter '%s': %m", optarg); |
38051578 | 2505 | |
5d904a6a | 2506 | arg_auto_start = r; |
38051578 LP |
2507 | break; |
2508 | ||
38051578 LP |
2509 | case ARG_ALLOW_INTERACTIVE_AUTHORIZATION: |
2510 | r = parse_boolean(optarg); | |
48956c39 | 2511 | if (r < 0) |
3d9942de | 2512 | return log_error_errno(r, "Failed to parse --allow-interactive-authorization= parameter '%s': %m", optarg); |
38051578 | 2513 | |
5d904a6a | 2514 | arg_allow_interactive_authorization = r; |
38051578 LP |
2515 | break; |
2516 | ||
a44b1081 LP |
2517 | case ARG_TIMEOUT: |
2518 | r = parse_sec(optarg, &arg_timeout); | |
48956c39 | 2519 | if (r < 0) |
3d9942de | 2520 | return log_error_errno(r, "Failed to parse --timeout= parameter '%s': %m", optarg); |
a44b1081 LP |
2521 | |
2522 | break; | |
2523 | ||
40ed1a45 LP |
2524 | case ARG_AUGMENT_CREDS: |
2525 | r = parse_boolean(optarg); | |
48956c39 | 2526 | if (r < 0) |
3d9942de | 2527 | return log_error_errno(r, "Failed to parse --augment-creds= parameter '%s': %m", optarg); |
40ed1a45 | 2528 | |
5d904a6a | 2529 | arg_augment_creds = r; |
40ed1a45 LP |
2530 | break; |
2531 | ||
56d820b6 LP |
2532 | case ARG_WATCH_BIND: |
2533 | r = parse_boolean(optarg); | |
48956c39 | 2534 | if (r < 0) |
3d9942de | 2535 | return log_error_errno(r, "Failed to parse --watch-bind= parameter '%s': %m", optarg); |
56d820b6 | 2536 | |
5d904a6a | 2537 | arg_watch_bind = r; |
56d820b6 LP |
2538 | break; |
2539 | ||
9cebb234 LP |
2540 | case 'j': |
2541 | if (on_tty()) | |
2542 | arg_json = JSON_PRETTY; | |
2543 | else | |
2544 | arg_json = JSON_SHORT; | |
2545 | break; | |
2546 | ||
2547 | case ARG_JSON: | |
2548 | if (streq(optarg, "short")) | |
2549 | arg_json = JSON_SHORT; | |
2550 | else if (streq(optarg, "pretty")) | |
2551 | arg_json = JSON_PRETTY; | |
2552 | else if (streq(optarg, "help")) { | |
2553 | fputs("short\n" | |
2554 | "pretty\n", stdout); | |
2555 | return 0; | |
baaa35ad ZJS |
2556 | } else |
2557 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
2558 | "Unknown JSON out mode: %s", | |
2559 | optarg); | |
9cebb234 LP |
2560 | |
2561 | break; | |
2562 | ||
143aea38 YW |
2563 | case ARG_DESTINATION: |
2564 | arg_destination = optarg; | |
2565 | break; | |
2566 | ||
1f849790 LP |
2567 | case '?': |
2568 | return -EINVAL; | |
2569 | ||
2570 | default: | |
eb9da376 | 2571 | assert_not_reached("Unhandled option"); |
1f849790 | 2572 | } |
1f849790 LP |
2573 | |
2574 | return 1; | |
2575 | } | |
2576 | ||
9bb31a0c | 2577 | static int busctl_main(int argc, char *argv[]) { |
9bb31a0c YW |
2578 | static const Verb verbs[] = { |
2579 | { "list", VERB_ANY, 1, VERB_DEFAULT, list_bus_names }, | |
2580 | { "status", VERB_ANY, 2, 0, status }, | |
2581 | { "monitor", VERB_ANY, VERB_ANY, 0, verb_monitor }, | |
2582 | { "capture", VERB_ANY, VERB_ANY, 0, verb_capture }, | |
2583 | { "tree", VERB_ANY, VERB_ANY, 0, tree }, | |
2584 | { "introspect", 3, 4, 0, introspect }, | |
2585 | { "call", 5, VERB_ANY, 0, call }, | |
143aea38 | 2586 | { "emit", 4, VERB_ANY, 0, emit_signal }, |
9bb31a0c YW |
2587 | { "get-property", 5, VERB_ANY, 0, get_property }, |
2588 | { "set-property", 6, VERB_ANY, 0, set_property }, | |
2589 | { "help", VERB_ANY, VERB_ANY, 0, verb_help }, | |
2590 | {} | |
2591 | }; | |
1f849790 | 2592 | |
9bb31a0c | 2593 | return dispatch_verb(argc, argv, verbs, NULL); |
1f849790 LP |
2594 | } |
2595 | ||
360f3dc2 | 2596 | static int run(int argc, char *argv[]) { |
1f849790 LP |
2597 | int r; |
2598 | ||
41d1f469 | 2599 | log_setup_cli(); |
1f849790 LP |
2600 | |
2601 | r = parse_argv(argc, argv); | |
2602 | if (r <= 0) | |
360f3dc2 | 2603 | return r; |
de1c301e | 2604 | |
360f3dc2 | 2605 | return busctl_main(argc, argv); |
de1c301e | 2606 | } |
360f3dc2 YW |
2607 | |
2608 | DEFINE_MAIN_FUNCTION(run); |