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d6c9574f | 1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
7e4249b9 LP |
2 | |
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2010 Lennart Poettering | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
5430f7f2 LP |
9 | under the terms of the GNU Lesser General Public License as published by |
10 | the Free Software Foundation; either version 2.1 of the License, or | |
7e4249b9 LP |
11 | (at your option) any later version. |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
5430f7f2 | 16 | Lesser General Public License for more details. |
7e4249b9 | 17 | |
5430f7f2 | 18 | You should have received a copy of the GNU Lesser General Public License |
7e4249b9 LP |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
20 | ***/ | |
21 | ||
e4b61340 | 22 | #include <sys/reboot.h> |
7e4249b9 LP |
23 | #include <stdio.h> |
24 | #include <getopt.h> | |
a9cdc94f | 25 | #include <locale.h> |
7e4249b9 LP |
26 | #include <stdbool.h> |
27 | #include <string.h> | |
28 | #include <errno.h> | |
29 | #include <sys/ioctl.h> | |
30 | #include <termios.h> | |
31 | #include <unistd.h> | |
eb22ac37 | 32 | #include <fcntl.h> |
f1c5860b | 33 | #include <sys/socket.h> |
ee5762e3 | 34 | #include <sys/stat.h> |
0e098b15 | 35 | #include <stddef.h> |
501fc174 | 36 | #include <sys/prctl.h> |
7e4249b9 LP |
37 | #include <dbus/dbus.h> |
38 | ||
81527be1 | 39 | #include <systemd/sd-daemon.h> |
04ebb595 | 40 | #include <systemd/sd-shutdown.h> |
59164be4 | 41 | #include <systemd/sd-login.h> |
81527be1 | 42 | |
7e4249b9 LP |
43 | #include "log.h" |
44 | #include "util.h" | |
45 | #include "macro.h" | |
46 | #include "set.h" | |
e4b61340 | 47 | #include "utmp-wtmp.h" |
514f4ef5 | 48 | #include "special.h" |
eb22ac37 | 49 | #include "initreq.h" |
9eb977db | 50 | #include "path-util.h" |
e4a9373f | 51 | #include "strv.h" |
9a1ac7b9 | 52 | #include "dbus-common.h" |
ab35fb1b | 53 | #include "cgroup-show.h" |
c6c18be3 | 54 | #include "cgroup-util.h" |
582a507f | 55 | #include "list.h" |
ee5762e3 LP |
56 | #include "path-lookup.h" |
57 | #include "conf-parser.h" | |
d06dacd0 | 58 | #include "exit-status.h" |
22f4096c | 59 | #include "bus-errors.h" |
7d568925 | 60 | #include "build.h" |
71fad675 | 61 | #include "unit-name.h" |
1968a360 | 62 | #include "pager.h" |
6bb92a16 LP |
63 | #include "spawn-ask-password-agent.h" |
64 | #include "spawn-polkit-agent.h" | |
729e3769 | 65 | #include "install.h" |
86aa7ba4 | 66 | #include "logs-show.h" |
9eb977db | 67 | #include "path-util.h" |
67445f4e | 68 | #include "socket-util.h" |
a5c32cff | 69 | #include "fileio.h" |
7e4249b9 LP |
70 | |
71 | static const char *arg_type = NULL; | |
c147dc42 | 72 | static const char *arg_load_state = NULL; |
ea4a240d | 73 | static char **arg_property = NULL; |
7e4249b9 | 74 | static bool arg_all = false; |
e67c3609 | 75 | static const char *arg_job_mode = "replace"; |
729e3769 | 76 | static UnitFileScope arg_scope = UNIT_FILE_SYSTEM; |
ee5762e3 | 77 | static bool arg_no_block = false; |
ebed32bf | 78 | static bool arg_no_legend = false; |
0736af98 | 79 | static bool arg_no_pager = false; |
e4b61340 | 80 | static bool arg_no_wtmp = false; |
514f4ef5 | 81 | static bool arg_no_wall = false; |
ee5762e3 | 82 | static bool arg_no_reload = false; |
b37844d3 | 83 | static bool arg_ignore_inhibitors = false; |
e4b61340 | 84 | static bool arg_dry = false; |
0183528f | 85 | static bool arg_quiet = false; |
ee5762e3 | 86 | static bool arg_full = false; |
e606bb61 | 87 | static int arg_force = 0; |
6bb92a16 | 88 | static bool arg_ask_password = true; |
30732560 | 89 | static bool arg_failed = false; |
729e3769 | 90 | static bool arg_runtime = false; |
e4b61340 | 91 | static char **arg_wall = NULL; |
8a0867d6 | 92 | static const char *arg_kill_who = NULL; |
8a0867d6 | 93 | static int arg_signal = SIGTERM; |
69fc152f | 94 | static const char *arg_root = NULL; |
f6144808 | 95 | static usec_t arg_when = 0; |
4445a875 | 96 | static enum action { |
e4b61340 LP |
97 | ACTION_INVALID, |
98 | ACTION_SYSTEMCTL, | |
99 | ACTION_HALT, | |
100 | ACTION_POWEROFF, | |
101 | ACTION_REBOOT, | |
20b09ca7 LP |
102 | ACTION_KEXEC, |
103 | ACTION_EXIT, | |
6edd7d0a LP |
104 | ACTION_SUSPEND, |
105 | ACTION_HIBERNATE, | |
6524990f | 106 | ACTION_HYBRID_SLEEP, |
e4b61340 LP |
107 | ACTION_RUNLEVEL2, |
108 | ACTION_RUNLEVEL3, | |
109 | ACTION_RUNLEVEL4, | |
110 | ACTION_RUNLEVEL5, | |
111 | ACTION_RESCUE, | |
514f4ef5 LP |
112 | ACTION_EMERGENCY, |
113 | ACTION_DEFAULT, | |
e4b61340 LP |
114 | ACTION_RELOAD, |
115 | ACTION_REEXEC, | |
116 | ACTION_RUNLEVEL, | |
f6144808 | 117 | ACTION_CANCEL_SHUTDOWN, |
e4b61340 LP |
118 | _ACTION_MAX |
119 | } arg_action = ACTION_SYSTEMCTL; | |
a8f11321 LP |
120 | static enum transport { |
121 | TRANSPORT_NORMAL, | |
122 | TRANSPORT_SSH, | |
123 | TRANSPORT_POLKIT | |
124 | } arg_transport = TRANSPORT_NORMAL; | |
125 | static const char *arg_host = NULL; | |
df50185b LP |
126 | static unsigned arg_lines = 10; |
127 | static OutputMode arg_output = OUTPUT_SHORT; | |
e4b61340 | 128 | |
f4579ce7 LP |
129 | static bool private_bus = false; |
130 | ||
729e3769 | 131 | static int daemon_reload(DBusConnection *bus, char **args); |
4c80c73c | 132 | static void halt_now(enum action a); |
1968a360 | 133 | |
3b0727f5 | 134 | static void pager_open_if_enabled(void) { |
f8440af5 | 135 | |
729e3769 LP |
136 | if (arg_no_pager) |
137 | return; | |
3b0727f5 | 138 | |
1b12a7b5 | 139 | pager_open(false); |
729e3769 | 140 | } |
c0f9c7da | 141 | |
6bb92a16 | 142 | static void ask_password_agent_open_if_enabled(void) { |
501fc174 | 143 | |
729e3769 | 144 | /* Open the password agent as a child process if necessary */ |
501fc174 LP |
145 | |
146 | if (!arg_ask_password) | |
147 | return; | |
715554e7 | 148 | |
729e3769 | 149 | if (arg_scope != UNIT_FILE_SYSTEM) |
501fc174 LP |
150 | return; |
151 | ||
6bb92a16 LP |
152 | ask_password_agent_open(); |
153 | } | |
154 | ||
ba1261bc | 155 | #ifdef HAVE_LOGIND |
6bb92a16 LP |
156 | static void polkit_agent_open_if_enabled(void) { |
157 | ||
158 | /* Open the polkit agent as a child process if necessary */ | |
159 | ||
160 | if (!arg_ask_password) | |
161 | return; | |
162 | ||
163 | if (arg_scope != UNIT_FILE_SYSTEM) | |
164 | return; | |
165 | ||
166 | polkit_agent_open(); | |
501fc174 | 167 | } |
ba1261bc | 168 | #endif |
501fc174 | 169 | |
57f7ae4f ZJS |
170 | static const char *ansi_highlight(bool b) { |
171 | ||
172 | if (!on_tty()) | |
173 | return ""; | |
174 | ||
175 | return b ? ANSI_HIGHLIGHT_ON : ANSI_HIGHLIGHT_OFF; | |
176 | } | |
177 | ||
c1072ea0 | 178 | static const char *ansi_highlight_red(bool b) { |
2ee68f72 LP |
179 | |
180 | if (!on_tty()) | |
2cc59dbf LP |
181 | return ""; |
182 | ||
c1072ea0 | 183 | return b ? ANSI_HIGHLIGHT_RED_ON : ANSI_HIGHLIGHT_OFF; |
2cc59dbf LP |
184 | } |
185 | ||
2ee68f72 LP |
186 | static const char *ansi_highlight_green(bool b) { |
187 | ||
188 | if (!on_tty()) | |
189 | return ""; | |
190 | ||
191 | return b ? ANSI_HIGHLIGHT_GREEN_ON : ANSI_HIGHLIGHT_OFF; | |
192 | } | |
193 | ||
22f4096c LP |
194 | static int translate_bus_error_to_exit_status(int r, const DBusError *error) { |
195 | assert(error); | |
196 | ||
197 | if (!dbus_error_is_set(error)) | |
198 | return r; | |
199 | ||
200 | if (dbus_error_has_name(error, DBUS_ERROR_ACCESS_DENIED) || | |
201 | dbus_error_has_name(error, BUS_ERROR_ONLY_BY_DEPENDENCY) || | |
202 | dbus_error_has_name(error, BUS_ERROR_NO_ISOLATION) || | |
203 | dbus_error_has_name(error, BUS_ERROR_TRANSACTION_IS_DESTRUCTIVE)) | |
204 | return EXIT_NOPERMISSION; | |
205 | ||
206 | if (dbus_error_has_name(error, BUS_ERROR_NO_SUCH_UNIT)) | |
207 | return EXIT_NOTINSTALLED; | |
208 | ||
209 | if (dbus_error_has_name(error, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE) || | |
210 | dbus_error_has_name(error, BUS_ERROR_NOT_SUPPORTED)) | |
211 | return EXIT_NOTIMPLEMENTED; | |
212 | ||
213 | if (dbus_error_has_name(error, BUS_ERROR_LOAD_FAILED)) | |
214 | return EXIT_NOTCONFIGURED; | |
215 | ||
216 | if (r != 0) | |
217 | return r; | |
218 | ||
219 | return EXIT_FAILURE; | |
220 | } | |
221 | ||
4c80c73c | 222 | static void warn_wall(enum action a) { |
ef2f1067 | 223 | static const char *table[_ACTION_MAX] = { |
dfcc5c33 MS |
224 | [ACTION_HALT] = "The system is going down for system halt NOW!", |
225 | [ACTION_REBOOT] = "The system is going down for reboot NOW!", | |
226 | [ACTION_POWEROFF] = "The system is going down for power-off NOW!", | |
227 | [ACTION_KEXEC] = "The system is going down for kexec reboot NOW!", | |
228 | [ACTION_RESCUE] = "The system is going down to rescue mode NOW!", | |
229 | [ACTION_EMERGENCY] = "The system is going down to emergency mode NOW!", | |
230 | [ACTION_CANCEL_SHUTDOWN] = "The system shutdown has been cancelled NOW!" | |
ef2f1067 LP |
231 | }; |
232 | ||
514f4ef5 LP |
233 | if (arg_no_wall) |
234 | return; | |
235 | ||
e4a9373f | 236 | if (arg_wall) { |
f84190d8 | 237 | _cleanup_free_ char *p; |
e4a9373f | 238 | |
7e59bfcb LP |
239 | p = strv_join(arg_wall, " "); |
240 | if (!p) { | |
f84190d8 | 241 | log_oom(); |
e4a9373f LP |
242 | return; |
243 | } | |
244 | ||
245 | if (*p) { | |
7af53310 | 246 | utmp_wall(p, NULL); |
e4a9373f LP |
247 | return; |
248 | } | |
e4a9373f LP |
249 | } |
250 | ||
4c80c73c | 251 | if (!table[a]) |
ef2f1067 LP |
252 | return; |
253 | ||
4c80c73c | 254 | utmp_wall(table[a], NULL); |
ef2f1067 LP |
255 | } |
256 | ||
729e3769 LP |
257 | static bool avoid_bus(void) { |
258 | ||
259 | if (running_in_chroot() > 0) | |
260 | return true; | |
261 | ||
262 | if (sd_booted() <= 0) | |
263 | return true; | |
264 | ||
265 | if (!isempty(arg_root)) | |
266 | return true; | |
267 | ||
268 | if (arg_scope == UNIT_FILE_GLOBAL) | |
269 | return true; | |
270 | ||
271 | return false; | |
272 | } | |
273 | ||
36c32ba2 LP |
274 | static int compare_unit_info(const void *a, const void *b) { |
275 | const char *d1, *d2; | |
276 | const struct unit_info *u = a, *v = b; | |
277 | ||
278 | d1 = strrchr(u->id, '.'); | |
279 | d2 = strrchr(v->id, '.'); | |
280 | ||
281 | if (d1 && d2) { | |
282 | int r; | |
283 | ||
f84190d8 LP |
284 | r = strcasecmp(d1, d2); |
285 | if (r != 0) | |
36c32ba2 LP |
286 | return r; |
287 | } | |
288 | ||
a2a3a5b9 | 289 | return strcasecmp(u->id, v->id); |
36c32ba2 LP |
290 | } |
291 | ||
30732560 | 292 | static bool output_show_unit(const struct unit_info *u) { |
33330222 | 293 | const char *dot; |
b036fc00 | 294 | |
30732560 LP |
295 | if (arg_failed) |
296 | return streq(u->active_state, "failed"); | |
297 | ||
33330222 ZJS |
298 | return (!arg_type || ((dot = strrchr(u->id, '.')) && |
299 | streq(dot+1, arg_type))) && | |
c147dc42 ZJS |
300 | (!arg_load_state || streq(u->load_state, arg_load_state)) && |
301 | (arg_all || !(streq(u->active_state, "inactive") | |
302 | || u->following[0]) || u->job_id > 0); | |
33330222 ZJS |
303 | } |
304 | ||
eb68c413 | 305 | static void output_units_list(const struct unit_info *unit_infos, unsigned c) { |
4deb3b93 | 306 | unsigned id_len, max_id_len, active_len, sub_len, job_len, desc_len, n_shown = 0; |
b036fc00 | 307 | const struct unit_info *u; |
ccd41387 | 308 | int job_count = 0; |
33330222 | 309 | |
4deb3b93 | 310 | max_id_len = sizeof("UNIT")-1; |
b036fc00 LP |
311 | active_len = sizeof("ACTIVE")-1; |
312 | sub_len = sizeof("SUB")-1; | |
313 | job_len = sizeof("JOB")-1; | |
4deb3b93 | 314 | desc_len = 0; |
b036fc00 LP |
315 | |
316 | for (u = unit_infos; u < unit_infos + c; u++) { | |
30732560 | 317 | if (!output_show_unit(u)) |
b036fc00 LP |
318 | continue; |
319 | ||
4deb3b93 | 320 | max_id_len = MAX(max_id_len, strlen(u->id)); |
b036fc00 LP |
321 | active_len = MAX(active_len, strlen(u->active_state)); |
322 | sub_len = MAX(sub_len, strlen(u->sub_state)); | |
ccd41387 | 323 | if (u->job_id != 0) { |
b036fc00 | 324 | job_len = MAX(job_len, strlen(u->job_type)); |
ccd41387 ZJS |
325 | job_count++; |
326 | } | |
33330222 ZJS |
327 | } |
328 | ||
4deb3b93 MS |
329 | if (!arg_full) { |
330 | unsigned basic_len; | |
331 | id_len = MIN(max_id_len, 25); | |
ccd41387 ZJS |
332 | basic_len = 5 + id_len + 5 + active_len + sub_len; |
333 | if (job_count) | |
334 | basic_len += job_len + 1; | |
4deb3b93 MS |
335 | if (basic_len < (unsigned) columns()) { |
336 | unsigned extra_len, incr; | |
337 | extra_len = columns() - basic_len; | |
338 | /* Either UNIT already got 25, or is fully satisfied. | |
339 | * Grant up to 25 to DESC now. */ | |
340 | incr = MIN(extra_len, 25); | |
341 | desc_len += incr; | |
342 | extra_len -= incr; | |
343 | /* split the remaining space between UNIT and DESC, | |
344 | * but do not give UNIT more than it needs. */ | |
345 | if (extra_len > 0) { | |
346 | incr = MIN(extra_len / 2, max_id_len - id_len); | |
347 | id_len += incr; | |
348 | desc_len += extra_len - incr; | |
349 | } | |
350 | } | |
351 | } else | |
352 | id_len = max_id_len; | |
353 | ||
b036fc00 | 354 | for (u = unit_infos; u < unit_infos + c; u++) { |
cec7eda5 | 355 | char _cleanup_free_ *e = NULL; |
b036fc00 LP |
356 | const char *on_loaded, *off_loaded; |
357 | const char *on_active, *off_active; | |
358 | ||
30732560 | 359 | if (!output_show_unit(u)) |
b036fc00 LP |
360 | continue; |
361 | ||
ad94ad63 | 362 | if (!n_shown && !arg_no_legend) { |
ccd41387 ZJS |
363 | printf("%-*s %-6s %-*s %-*s ", id_len, "UNIT", "LOAD", |
364 | active_len, "ACTIVE", sub_len, "SUB"); | |
365 | if (job_count) | |
366 | printf("%-*s ", job_len, "JOB"); | |
ad94ad63 ZJS |
367 | if (!arg_full && arg_no_pager) |
368 | printf("%.*s\n", desc_len, "DESCRIPTION"); | |
369 | else | |
370 | printf("%s\n", "DESCRIPTION"); | |
371 | } | |
372 | ||
688c6725 LP |
373 | n_shown++; |
374 | ||
f7b9e331 | 375 | if (streq(u->load_state, "error")) { |
c1072ea0 LP |
376 | on_loaded = ansi_highlight_red(true); |
377 | off_loaded = ansi_highlight_red(false); | |
b036fc00 LP |
378 | } else |
379 | on_loaded = off_loaded = ""; | |
380 | ||
381 | if (streq(u->active_state, "failed")) { | |
c1072ea0 LP |
382 | on_active = ansi_highlight_red(true); |
383 | off_active = ansi_highlight_red(false); | |
b036fc00 LP |
384 | } else |
385 | on_active = off_active = ""; | |
eb68c413 | 386 | |
4deb3b93 | 387 | e = arg_full ? NULL : ellipsize(u->id, id_len, 33); |
eb68c413 | 388 | |
ccd41387 | 389 | printf("%-*s %s%-6s%s %s%-*s %-*s%s %-*s", |
4deb3b93 | 390 | id_len, e ? e : u->id, |
b036fc00 LP |
391 | on_loaded, u->load_state, off_loaded, |
392 | on_active, active_len, u->active_state, | |
393 | sub_len, u->sub_state, off_active, | |
ccd41387 | 394 | job_count ? job_len + 1 : 0, u->job_id ? u->job_type : ""); |
798e258d MS |
395 | if (!arg_full && arg_no_pager) |
396 | printf("%.*s\n", desc_len, u->description); | |
397 | else | |
398 | printf("%s\n", u->description); | |
eb68c413 ZJS |
399 | } |
400 | ||
ebed32bf | 401 | if (!arg_no_legend) { |
57f7ae4f ZJS |
402 | const char *on, *off; |
403 | ||
404 | if (n_shown) { | |
ad94ad63 ZJS |
405 | printf("\nLOAD = Reflects whether the unit definition was properly loaded.\n" |
406 | "ACTIVE = The high-level unit activation state, i.e. generalization of SUB.\n" | |
ccd41387 ZJS |
407 | "SUB = The low-level unit activation state, values depend on unit type.\n"); |
408 | if (job_count) | |
409 | printf("JOB = Pending job for the unit.\n"); | |
48c2826b | 410 | puts(""); |
57f7ae4f ZJS |
411 | on = ansi_highlight(true); |
412 | off = ansi_highlight(false); | |
413 | } else { | |
414 | on = ansi_highlight_red(true); | |
415 | off = ansi_highlight_red(false); | |
416 | } | |
eb68c413 ZJS |
417 | |
418 | if (arg_all) | |
48c2826b | 419 | printf("%s%u loaded units listed.%s\n" |
57f7ae4f ZJS |
420 | "To show all installed unit files use 'systemctl list-unit-files'.\n", |
421 | on, n_shown, off); | |
eb68c413 | 422 | else |
48c2826b | 423 | printf("%s%u loaded units listed.%s Pass --all to see loaded but inactive units, too.\n" |
57f7ae4f ZJS |
424 | "To show all installed unit files use 'systemctl list-unit-files'.\n", |
425 | on, n_shown, off); | |
eb68c413 ZJS |
426 | } |
427 | } | |
428 | ||
265a7a2a ZJS |
429 | static int get_unit_list(DBusConnection *bus, DBusMessage **reply, |
430 | struct unit_info **unit_infos, unsigned *c) { | |
a38694df | 431 | DBusMessageIter iter, sub; |
265a7a2a | 432 | unsigned n_units = 0; |
f84190d8 | 433 | int r; |
7e4249b9 | 434 | |
265a7a2a ZJS |
435 | assert(bus); |
436 | assert(unit_infos); | |
437 | assert(c); | |
ec14911e | 438 | |
f84190d8 | 439 | r = bus_method_call_with_reply( |
f22f08cd SP |
440 | bus, |
441 | "org.freedesktop.systemd1", | |
442 | "/org/freedesktop/systemd1", | |
443 | "org.freedesktop.systemd1.Manager", | |
444 | "ListUnits", | |
265a7a2a | 445 | reply, |
f22f08cd SP |
446 | NULL, |
447 | DBUS_TYPE_INVALID); | |
f84190d8 LP |
448 | if (r < 0) |
449 | return r; | |
7e4249b9 | 450 | |
265a7a2a | 451 | if (!dbus_message_iter_init(*reply, &iter) || |
7e4249b9 LP |
452 | dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY || |
453 | dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_STRUCT) { | |
454 | log_error("Failed to parse reply."); | |
f84190d8 | 455 | return -EIO; |
7e4249b9 LP |
456 | } |
457 | ||
458 | dbus_message_iter_recurse(&iter, &sub); | |
459 | ||
7e4249b9 | 460 | while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) { |
36c32ba2 | 461 | struct unit_info *u; |
7e4249b9 | 462 | |
265a7a2a | 463 | if (*c >= n_units) { |
36c32ba2 LP |
464 | struct unit_info *w; |
465 | ||
265a7a2a ZJS |
466 | n_units = MAX(2 * *c, 16); |
467 | w = realloc(*unit_infos, sizeof(struct unit_info) * n_units); | |
f84190d8 LP |
468 | if (!w) |
469 | return log_oom(); | |
36c32ba2 | 470 | |
265a7a2a | 471 | *unit_infos = w; |
36c32ba2 LP |
472 | } |
473 | ||
265a7a2a | 474 | u = *unit_infos + *c; |
36c32ba2 | 475 | |
a38694df | 476 | bus_parse_unit_info(&sub, u); |
7e4249b9 | 477 | |
36c32ba2 | 478 | dbus_message_iter_next(&sub); |
265a7a2a | 479 | (*c)++; |
36c32ba2 LP |
480 | } |
481 | ||
265a7a2a ZJS |
482 | if (*c > 0) |
483 | qsort(*unit_infos, *c, sizeof(struct unit_info), compare_unit_info); | |
484 | ||
485 | return 0; | |
486 | } | |
487 | ||
488 | static int list_units(DBusConnection *bus, char **args) { | |
489 | _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; | |
490 | _cleanup_free_ struct unit_info *unit_infos = NULL; | |
491 | unsigned c = 0; | |
492 | int r; | |
493 | ||
494 | pager_open_if_enabled(); | |
495 | ||
496 | r = get_unit_list(bus, &reply, &unit_infos, &c); | |
497 | if (r < 0) | |
498 | return r; | |
499 | ||
500 | if (c > 0) | |
bd40a2d8 | 501 | output_units_list(unit_infos, c); |
4445a875 | 502 | |
f84190d8 | 503 | return 0; |
4445a875 LP |
504 | } |
505 | ||
729e3769 LP |
506 | static int compare_unit_file_list(const void *a, const void *b) { |
507 | const char *d1, *d2; | |
508 | const UnitFileList *u = a, *v = b; | |
509 | ||
510 | d1 = strrchr(u->path, '.'); | |
511 | d2 = strrchr(v->path, '.'); | |
512 | ||
513 | if (d1 && d2) { | |
514 | int r; | |
515 | ||
516 | r = strcasecmp(d1, d2); | |
517 | if (r != 0) | |
518 | return r; | |
519 | } | |
520 | ||
9eb977db | 521 | return strcasecmp(path_get_file_name(u->path), path_get_file_name(v->path)); |
729e3769 LP |
522 | } |
523 | ||
524 | static bool output_show_unit_file(const UnitFileList *u) { | |
525 | const char *dot; | |
526 | ||
527 | return !arg_type || ((dot = strrchr(u->path, '.')) && streq(dot+1, arg_type)); | |
528 | } | |
529 | ||
530 | static void output_unit_file_list(const UnitFileList *units, unsigned c) { | |
1c0a113f | 531 | unsigned max_id_len, id_cols, state_cols, n_shown = 0; |
729e3769 LP |
532 | const UnitFileList *u; |
533 | ||
1c0a113f ZJS |
534 | max_id_len = sizeof("UNIT FILE")-1; |
535 | state_cols = sizeof("STATE")-1; | |
536 | for (u = units; u < units + c; u++) { | |
537 | if (!output_show_unit_file(u)) | |
538 | continue; | |
539 | ||
9eb977db | 540 | max_id_len = MAX(max_id_len, strlen(path_get_file_name(u->path))); |
1c0a113f ZJS |
541 | state_cols = MAX(state_cols, strlen(unit_file_state_to_string(u->state))); |
542 | } | |
543 | ||
544 | if (!arg_full) { | |
545 | unsigned basic_cols; | |
546 | id_cols = MIN(max_id_len, 25); | |
547 | basic_cols = 1 + id_cols + state_cols; | |
548 | if (basic_cols < (unsigned) columns()) | |
549 | id_cols += MIN(columns() - basic_cols, max_id_len - id_cols); | |
550 | } else | |
551 | id_cols = max_id_len; | |
552 | ||
553 | if (!arg_no_legend) | |
554 | printf("%-*s %-*s\n", id_cols, "UNIT FILE", state_cols, "STATE"); | |
729e3769 LP |
555 | |
556 | for (u = units; u < units + c; u++) { | |
cec7eda5 | 557 | char _cleanup_free_ *e = NULL; |
729e3769 LP |
558 | const char *on, *off; |
559 | const char *id; | |
560 | ||
561 | if (!output_show_unit_file(u)) | |
562 | continue; | |
563 | ||
564 | n_shown++; | |
565 | ||
566 | if (u->state == UNIT_FILE_MASKED || | |
567 | u->state == UNIT_FILE_MASKED_RUNTIME || | |
b5b46d59 LP |
568 | u->state == UNIT_FILE_DISABLED || |
569 | u->state == UNIT_FILE_INVALID) { | |
c1072ea0 LP |
570 | on = ansi_highlight_red(true); |
571 | off = ansi_highlight_red(false); | |
729e3769 LP |
572 | } else if (u->state == UNIT_FILE_ENABLED) { |
573 | on = ansi_highlight_green(true); | |
574 | off = ansi_highlight_green(false); | |
575 | } else | |
576 | on = off = ""; | |
577 | ||
9eb977db | 578 | id = path_get_file_name(u->path); |
729e3769 | 579 | |
1c0a113f | 580 | e = arg_full ? NULL : ellipsize(id, id_cols, 33); |
729e3769 | 581 | |
1c0a113f ZJS |
582 | printf("%-*s %s%-*s%s\n", |
583 | id_cols, e ? e : id, | |
584 | on, state_cols, unit_file_state_to_string(u->state), off); | |
729e3769 LP |
585 | } |
586 | ||
1c0a113f | 587 | if (!arg_no_legend) |
729e3769 LP |
588 | printf("\n%u unit files listed.\n", n_shown); |
589 | } | |
590 | ||
591 | static int list_unit_files(DBusConnection *bus, char **args) { | |
f84190d8 LP |
592 | _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; |
593 | _cleanup_free_ UnitFileList *units = NULL; | |
729e3769 LP |
594 | DBusMessageIter iter, sub, sub2; |
595 | unsigned c = 0, n_units = 0; | |
f84190d8 | 596 | int r; |
729e3769 | 597 | |
729e3769 LP |
598 | pager_open_if_enabled(); |
599 | ||
600 | if (avoid_bus()) { | |
601 | Hashmap *h; | |
602 | UnitFileList *u; | |
603 | Iterator i; | |
604 | ||
605 | h = hashmap_new(string_hash_func, string_compare_func); | |
0d0f0c50 SL |
606 | if (!h) |
607 | return log_oom(); | |
729e3769 LP |
608 | |
609 | r = unit_file_get_list(arg_scope, arg_root, h); | |
610 | if (r < 0) { | |
8ea913b2 | 611 | unit_file_list_free(h); |
729e3769 LP |
612 | log_error("Failed to get unit file list: %s", strerror(-r)); |
613 | return r; | |
614 | } | |
615 | ||
616 | n_units = hashmap_size(h); | |
617 | units = new(UnitFileList, n_units); | |
618 | if (!units) { | |
619 | unit_file_list_free(h); | |
0d0f0c50 | 620 | return log_oom(); |
729e3769 LP |
621 | } |
622 | ||
623 | HASHMAP_FOREACH(u, h, i) { | |
624 | memcpy(units + c++, u, sizeof(UnitFileList)); | |
625 | free(u); | |
626 | } | |
627 | ||
628 | hashmap_free(h); | |
629 | } else { | |
f84190d8 | 630 | r = bus_method_call_with_reply( |
f22f08cd | 631 | bus, |
729e3769 LP |
632 | "org.freedesktop.systemd1", |
633 | "/org/freedesktop/systemd1", | |
634 | "org.freedesktop.systemd1.Manager", | |
f22f08cd SP |
635 | "ListUnitFiles", |
636 | &reply, | |
637 | NULL, | |
638 | DBUS_TYPE_INVALID); | |
f84190d8 LP |
639 | if (r < 0) |
640 | return r; | |
729e3769 LP |
641 | |
642 | if (!dbus_message_iter_init(reply, &iter) || | |
643 | dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY || | |
644 | dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_STRUCT) { | |
645 | log_error("Failed to parse reply."); | |
f84190d8 | 646 | return -EIO; |
729e3769 LP |
647 | } |
648 | ||
649 | dbus_message_iter_recurse(&iter, &sub); | |
650 | ||
651 | while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) { | |
652 | UnitFileList *u; | |
653 | const char *state; | |
654 | ||
ec76596c | 655 | assert(dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT); |
729e3769 LP |
656 | |
657 | if (c >= n_units) { | |
658 | UnitFileList *w; | |
659 | ||
660 | n_units = MAX(2*c, 16); | |
661 | w = realloc(units, sizeof(struct UnitFileList) * n_units); | |
f84190d8 LP |
662 | if (!w) |
663 | return log_oom(); | |
729e3769 LP |
664 | |
665 | units = w; | |
666 | } | |
667 | ||
f84190d8 | 668 | u = units + c; |
729e3769 LP |
669 | |
670 | dbus_message_iter_recurse(&sub, &sub2); | |
671 | ||
672 | if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &u->path, true) < 0 || | |
673 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &state, false) < 0) { | |
674 | log_error("Failed to parse reply."); | |
f84190d8 | 675 | return -EIO; |
729e3769 LP |
676 | } |
677 | ||
678 | u->state = unit_file_state_from_string(state); | |
679 | ||
680 | dbus_message_iter_next(&sub); | |
681 | c++; | |
682 | } | |
683 | } | |
684 | ||
685 | if (c > 0) { | |
686 | qsort(units, c, sizeof(UnitFileList), compare_unit_file_list); | |
687 | output_unit_file_list(units, c); | |
688 | } | |
689 | ||
f84190d8 | 690 | return 0; |
729e3769 LP |
691 | } |
692 | ||
55c0b89c LN |
693 | static int list_dependencies_print(const char *name, int level, unsigned int branches, bool last) { |
694 | int i; | |
695 | _cleanup_free_ char *n = NULL; | |
696 | size_t len = 0; | |
697 | size_t max_len = MAX(columns(),20); | |
698 | ||
699 | for (i = level - 1; i >= 0; i--) { | |
700 | len += 2; | |
701 | if(len > max_len - 3 && !arg_full) { | |
702 | printf("%s...\n",max_len % 2 ? "" : " "); | |
703 | return 0; | |
704 | } | |
705 | printf("%s", draw_special_char(branches & (1 << i) ? DRAW_TREE_VERT : DRAW_TREE_SPACE)); | |
706 | } | |
707 | len += 2; | |
708 | if(len > max_len - 3 && !arg_full) { | |
709 | printf("%s...\n",max_len % 2 ? "" : " "); | |
710 | return 0; | |
711 | } | |
712 | printf("%s", draw_special_char(last ? DRAW_TREE_RIGHT : DRAW_TREE_BRANCH)); | |
713 | ||
714 | if(arg_full){ | |
715 | printf("%s\n", name); | |
716 | return 0; | |
717 | } | |
718 | ||
719 | n = ellipsize(name, max_len-len, 100); | |
720 | if(!n) | |
721 | return log_oom(); | |
722 | ||
723 | printf("%s\n", n); | |
724 | return 0; | |
725 | } | |
726 | ||
727 | static int list_dependencies_get_dependencies(DBusConnection *bus, const char *name, char ***deps) { | |
e608b38a LP |
728 | static const char dependencies[] = |
729 | "Requires\0" | |
730 | "RequiresOverridable\0" | |
731 | "Requisite\0" | |
732 | "RequisiteOverridable\0" | |
733 | "Wants\0"; | |
55c0b89c LN |
734 | |
735 | _cleanup_free_ char *path; | |
736 | const char *interface = "org.freedesktop.systemd1.Unit"; | |
737 | ||
738 | _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; | |
739 | DBusMessageIter iter, sub, sub2, sub3; | |
740 | ||
741 | int r = 0; | |
55c0b89c | 742 | char **ret = NULL; |
55c0b89c LN |
743 | |
744 | assert(bus); | |
745 | assert(name); | |
746 | assert(deps); | |
747 | ||
748 | path = unit_dbus_path_from_name(name); | |
749 | if (path == NULL) { | |
750 | r = -EINVAL; | |
751 | goto finish; | |
752 | } | |
753 | ||
754 | r = bus_method_call_with_reply( | |
755 | bus, | |
756 | "org.freedesktop.systemd1", | |
757 | path, | |
758 | "org.freedesktop.DBus.Properties", | |
759 | "GetAll", | |
760 | &reply, | |
761 | NULL, | |
762 | DBUS_TYPE_STRING, &interface, | |
763 | DBUS_TYPE_INVALID); | |
764 | if (r < 0) | |
765 | goto finish; | |
766 | ||
767 | if (!dbus_message_iter_init(reply, &iter) || | |
768 | dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY || | |
769 | dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_DICT_ENTRY) { | |
770 | log_error("Failed to parse reply."); | |
771 | r = -EIO; | |
772 | goto finish; | |
773 | } | |
774 | ||
775 | dbus_message_iter_recurse(&iter, &sub); | |
776 | ||
777 | while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) { | |
778 | const char *prop; | |
779 | ||
52a2ab41 | 780 | assert(dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_DICT_ENTRY); |
55c0b89c LN |
781 | dbus_message_iter_recurse(&sub, &sub2); |
782 | ||
783 | if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &prop, true) < 0) { | |
784 | log_error("Failed to parse reply."); | |
785 | r = -EIO; | |
786 | goto finish; | |
787 | } | |
788 | ||
789 | if (dbus_message_iter_get_arg_type(&sub2) != DBUS_TYPE_VARIANT) { | |
790 | log_error("Failed to parse reply."); | |
791 | r = -EIO; | |
792 | goto finish; | |
793 | } | |
794 | ||
795 | dbus_message_iter_recurse(&sub2, &sub3); | |
55c0b89c LN |
796 | dbus_message_iter_next(&sub); |
797 | ||
e608b38a | 798 | if (!nulstr_contains(dependencies, prop)) |
55c0b89c LN |
799 | continue; |
800 | ||
801 | if (dbus_message_iter_get_arg_type(&sub3) == DBUS_TYPE_ARRAY) { | |
802 | if (dbus_message_iter_get_element_type(&sub3) == DBUS_TYPE_STRING) { | |
803 | DBusMessageIter sub4; | |
804 | dbus_message_iter_recurse(&sub3, &sub4); | |
805 | ||
806 | while (dbus_message_iter_get_arg_type(&sub4) != DBUS_TYPE_INVALID) { | |
807 | const char *s; | |
808 | ||
809 | assert(dbus_message_iter_get_arg_type(&sub4) == DBUS_TYPE_STRING); | |
810 | dbus_message_iter_get_basic(&sub4, &s); | |
540e7dbe LP |
811 | |
812 | r = strv_extend(&ret, s); | |
813 | if (r < 0) { | |
814 | log_oom(); | |
55c0b89c LN |
815 | goto finish; |
816 | } | |
540e7dbe | 817 | |
55c0b89c LN |
818 | dbus_message_iter_next(&sub4); |
819 | } | |
820 | } | |
821 | } | |
822 | } | |
823 | finish: | |
824 | if (r < 0) | |
d54110d1 LP |
825 | strv_free(ret); |
826 | else | |
827 | *deps = ret; | |
55c0b89c LN |
828 | return r; |
829 | } | |
830 | ||
831 | static int list_dependencies_compare(const void *_a, const void *_b) { | |
832 | const char **a = (const char**) _a, **b = (const char**) _b; | |
833 | if (unit_name_to_type(*a) == UNIT_TARGET && unit_name_to_type(*b) != UNIT_TARGET) | |
834 | return 1; | |
835 | if (unit_name_to_type(*a) != UNIT_TARGET && unit_name_to_type(*b) == UNIT_TARGET) | |
836 | return -1; | |
837 | return strcasecmp(*a, *b); | |
838 | } | |
839 | ||
840 | static int list_dependencies_one(DBusConnection *bus, const char *name, int level, char **units, unsigned int branches) { | |
cec7eda5 | 841 | char _cleanup_strv_free_ **deps = NULL, **u; |
55c0b89c | 842 | char **c; |
55c0b89c LN |
843 | int r = 0; |
844 | ||
845 | u = strv_append(units, name); | |
cec7eda5 | 846 | if (!u) |
55c0b89c LN |
847 | return log_oom(); |
848 | ||
849 | r = list_dependencies_get_dependencies(bus, name, &deps); | |
850 | if (r < 0) | |
cec7eda5 | 851 | return r; |
55c0b89c LN |
852 | |
853 | qsort(deps, strv_length(deps), sizeof (char*), list_dependencies_compare); | |
854 | ||
855 | STRV_FOREACH(c, deps) { | |
856 | if (strv_contains(u, *c)) { | |
857 | r = list_dependencies_print("...", level + 1, (branches << 1) | (c[1] == NULL ? 0 : 1), 1); | |
cec7eda5 ZJS |
858 | if (r < 0) |
859 | return r; | |
55c0b89c LN |
860 | continue; |
861 | } | |
862 | ||
863 | r = list_dependencies_print(*c, level, branches, c[1] == NULL); | |
cec7eda5 ZJS |
864 | if (r < 0) |
865 | return r; | |
55c0b89c LN |
866 | |
867 | if (arg_all || unit_name_to_type(*c) == UNIT_TARGET) { | |
868 | r = list_dependencies_one(bus, *c, level + 1, u, (branches << 1) | (c[1] == NULL ? 0 : 1)); | |
869 | if(r < 0) | |
cec7eda5 | 870 | return r; |
55c0b89c LN |
871 | } |
872 | } | |
55c0b89c | 873 | |
cec7eda5 | 874 | return 0; |
55c0b89c LN |
875 | } |
876 | ||
877 | static int list_dependencies(DBusConnection *bus, char **args) { | |
55c0b89c | 878 | _cleanup_free_ char *unit = NULL; |
e31165b2 | 879 | const char *u; |
55c0b89c LN |
880 | |
881 | assert(bus); | |
55c0b89c | 882 | |
e31165b2 LP |
883 | if (args[1]) { |
884 | unit = unit_name_mangle(args[1]); | |
885 | if (!unit) | |
886 | return log_oom(); | |
887 | u = unit; | |
888 | } else | |
889 | u = SPECIAL_DEFAULT_TARGET; | |
55c0b89c LN |
890 | |
891 | pager_open_if_enabled(); | |
e31165b2 LP |
892 | |
893 | puts(u); | |
894 | ||
895 | return list_dependencies_one(bus, u, 0, NULL, 0); | |
55c0b89c LN |
896 | } |
897 | ||
729e3769 | 898 | static int list_jobs(DBusConnection *bus, char **args) { |
f84190d8 | 899 | _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; |
7e4249b9 LP |
900 | DBusMessageIter iter, sub, sub2; |
901 | unsigned k = 0; | |
f84190d8 | 902 | int r; |
7e4249b9 | 903 | |
1968a360 | 904 | pager_open_if_enabled(); |
ec14911e | 905 | |
f84190d8 | 906 | r = bus_method_call_with_reply( |
f22f08cd SP |
907 | bus, |
908 | "org.freedesktop.systemd1", | |
909 | "/org/freedesktop/systemd1", | |
910 | "org.freedesktop.systemd1.Manager", | |
911 | "ListJobs", | |
912 | &reply, | |
913 | NULL, | |
914 | DBUS_TYPE_INVALID); | |
f84190d8 LP |
915 | if (r < 0) |
916 | return r; | |
7e4249b9 LP |
917 | |
918 | if (!dbus_message_iter_init(reply, &iter) || | |
919 | dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY || | |
920 | dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_STRUCT) { | |
921 | log_error("Failed to parse reply."); | |
f84190d8 | 922 | return -EIO; |
7e4249b9 LP |
923 | } |
924 | ||
925 | dbus_message_iter_recurse(&iter, &sub); | |
926 | ||
ef3a24de | 927 | if (on_tty()) |
f73e33d9 | 928 | printf("%4s %-25s %-15s %-7s\n", "JOB", "UNIT", "TYPE", "STATE"); |
7e4249b9 LP |
929 | |
930 | while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) { | |
931 | const char *name, *type, *state, *job_path, *unit_path; | |
932 | uint32_t id; | |
cec7eda5 | 933 | char _cleanup_free_ *e = NULL; |
7e4249b9 LP |
934 | |
935 | if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRUCT) { | |
936 | log_error("Failed to parse reply."); | |
f84190d8 | 937 | return -EIO; |
7e4249b9 LP |
938 | } |
939 | ||
940 | dbus_message_iter_recurse(&sub, &sub2); | |
941 | ||
942 | if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT32, &id, true) < 0 || | |
943 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &name, true) < 0 || | |
944 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &type, true) < 0 || | |
945 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &state, true) < 0 || | |
946 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_OBJECT_PATH, &job_path, true) < 0 || | |
947 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_OBJECT_PATH, &unit_path, false) < 0) { | |
948 | log_error("Failed to parse reply."); | |
f84190d8 | 949 | return -EIO; |
7e4249b9 LP |
950 | } |
951 | ||
f73e33d9 LP |
952 | e = arg_full ? NULL : ellipsize(name, 25, 33); |
953 | printf("%4u %-25s %-15s %-7s\n", id, e ? e : name, type, state); | |
8fe914ec | 954 | |
7e4249b9 LP |
955 | k++; |
956 | ||
957 | dbus_message_iter_next(&sub); | |
958 | } | |
959 | ||
ef3a24de | 960 | if (on_tty()) |
f73e33d9 LP |
961 | printf("\n%u jobs listed.\n", k); |
962 | ||
f84190d8 | 963 | return 0; |
7e4249b9 LP |
964 | } |
965 | ||
729e3769 | 966 | static int load_unit(DBusConnection *bus, char **args) { |
5dd9014f | 967 | char **name; |
7e4249b9 | 968 | |
514f4ef5 LP |
969 | assert(args); |
970 | ||
729e3769 | 971 | STRV_FOREACH(name, args+1) { |
5dd9014f LP |
972 | _cleanup_free_ char *n = NULL; |
973 | int r; | |
974 | ||
b0193f1c | 975 | n = unit_name_mangle(*name); |
f84190d8 LP |
976 | if (!n) |
977 | return log_oom(); | |
978 | ||
979 | r = bus_method_call_with_reply( | |
f22f08cd SP |
980 | bus, |
981 | "org.freedesktop.systemd1", | |
982 | "/org/freedesktop/systemd1", | |
983 | "org.freedesktop.systemd1.Manager", | |
984 | "LoadUnit", | |
985 | NULL, | |
986 | NULL, | |
f84190d8 | 987 | DBUS_TYPE_STRING, &n, |
f22f08cd | 988 | DBUS_TYPE_INVALID); |
5dd9014f LP |
989 | if (r < 0) |
990 | return r; | |
7e4249b9 LP |
991 | } |
992 | ||
5dd9014f | 993 | return 0; |
7e4249b9 LP |
994 | } |
995 | ||
729e3769 | 996 | static int cancel_job(DBusConnection *bus, char **args) { |
729e3769 | 997 | char **name; |
7e4249b9 | 998 | |
514f4ef5 LP |
999 | assert(args); |
1000 | ||
729e3769 LP |
1001 | if (strv_length(args) <= 1) |
1002 | return daemon_reload(bus, args); | |
ee5762e3 | 1003 | |
729e3769 | 1004 | STRV_FOREACH(name, args+1) { |
5dd9014f LP |
1005 | uint32_t id; |
1006 | int r; | |
7e4249b9 | 1007 | |
5dd9014f | 1008 | r = safe_atou32(*name, &id); |
f22f08cd | 1009 | if (r < 0) { |
7e4249b9 | 1010 | log_error("Failed to parse job id: %s", strerror(-r)); |
5dd9014f | 1011 | return r; |
7e4249b9 | 1012 | } |
7e4249b9 | 1013 | |
5dd9014f | 1014 | r = bus_method_call_with_reply( |
f22f08cd SP |
1015 | bus, |
1016 | "org.freedesktop.systemd1", | |
1017 | "/org/freedesktop/systemd1", | |
1018 | "org.freedesktop.systemd1.Manager", | |
5dd9014f | 1019 | "CancelJob", |
f22f08cd SP |
1020 | NULL, |
1021 | NULL, | |
5dd9014f | 1022 | DBUS_TYPE_UINT32, &id, |
f22f08cd | 1023 | DBUS_TYPE_INVALID); |
5dd9014f LP |
1024 | if (r < 0) |
1025 | return r; | |
7e4249b9 LP |
1026 | } |
1027 | ||
5dd9014f | 1028 | return 0; |
7e4249b9 LP |
1029 | } |
1030 | ||
ee5762e3 | 1031 | static bool need_daemon_reload(DBusConnection *bus, const char *unit) { |
f84190d8 | 1032 | _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; |
45fb0699 LP |
1033 | dbus_bool_t b = FALSE; |
1034 | DBusMessageIter iter, sub; | |
1035 | const char | |
1036 | *interface = "org.freedesktop.systemd1.Unit", | |
1037 | *property = "NeedDaemonReload", | |
1038 | *path; | |
f84190d8 | 1039 | _cleanup_free_ char *n = NULL; |
f22f08cd | 1040 | int r; |
45fb0699 LP |
1041 | |
1042 | /* We ignore all errors here, since this is used to show a warning only */ | |
1043 | ||
b0193f1c | 1044 | n = unit_name_mangle(unit); |
69bd386c | 1045 | if (!n) |
f84190d8 LP |
1046 | return log_oom(); |
1047 | ||
416389f7 | 1048 | r = bus_method_call_with_reply( |
f22f08cd SP |
1049 | bus, |
1050 | "org.freedesktop.systemd1", | |
1051 | "/org/freedesktop/systemd1", | |
1052 | "org.freedesktop.systemd1.Manager", | |
1053 | "GetUnit", | |
1054 | &reply, | |
1055 | NULL, | |
f84190d8 | 1056 | DBUS_TYPE_STRING, &n, |
f22f08cd | 1057 | DBUS_TYPE_INVALID); |
f84190d8 LP |
1058 | if (r < 0) |
1059 | return r; | |
45fb0699 LP |
1060 | |
1061 | if (!dbus_message_get_args(reply, NULL, | |
1062 | DBUS_TYPE_OBJECT_PATH, &path, | |
1063 | DBUS_TYPE_INVALID)) | |
f84190d8 | 1064 | return -EIO; |
45fb0699 | 1065 | |
f22f08cd | 1066 | dbus_message_unref(reply); |
f84190d8 LP |
1067 | reply = NULL; |
1068 | ||
1069 | r = bus_method_call_with_reply( | |
f22f08cd | 1070 | bus, |
b0193f1c LP |
1071 | "org.freedesktop.systemd1", |
1072 | path, | |
1073 | "org.freedesktop.DBus.Properties", | |
f22f08cd SP |
1074 | "Get", |
1075 | &reply, | |
1076 | NULL, | |
1077 | DBUS_TYPE_STRING, &interface, | |
1078 | DBUS_TYPE_STRING, &property, | |
1079 | DBUS_TYPE_INVALID); | |
f84190d8 LP |
1080 | if (r < 0) |
1081 | return r; | |
45fb0699 LP |
1082 | |
1083 | if (!dbus_message_iter_init(reply, &iter) || | |
1084 | dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) | |
f84190d8 | 1085 | return -EIO; |
45fb0699 LP |
1086 | |
1087 | dbus_message_iter_recurse(&iter, &sub); | |
45fb0699 | 1088 | if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_BOOLEAN) |
f84190d8 | 1089 | return -EIO; |
45fb0699 LP |
1090 | |
1091 | dbus_message_iter_get_basic(&sub, &b); | |
45fb0699 LP |
1092 | return b; |
1093 | } | |
1094 | ||
5e374895 LP |
1095 | typedef struct WaitData { |
1096 | Set *set; | |
67f3c402 LP |
1097 | |
1098 | char *name; | |
5d44db4a | 1099 | char *result; |
5e374895 LP |
1100 | } WaitData; |
1101 | ||
7e4249b9 | 1102 | static DBusHandlerResult wait_filter(DBusConnection *connection, DBusMessage *message, void *data) { |
cec7eda5 | 1103 | DBusError _cleanup_dbus_error_free_ error; |
5e374895 | 1104 | WaitData *d = data; |
7e4249b9 | 1105 | |
cec7eda5 ZJS |
1106 | dbus_error_init(&error); |
1107 | ||
7e4249b9 LP |
1108 | assert(connection); |
1109 | assert(message); | |
5e374895 | 1110 | assert(d); |
7e4249b9 | 1111 | |
54165a39 LP |
1112 | log_debug("Got D-Bus request: %s.%s() on %s", |
1113 | dbus_message_get_interface(message), | |
1114 | dbus_message_get_member(message), | |
1115 | dbus_message_get_path(message)); | |
7e4249b9 LP |
1116 | |
1117 | if (dbus_message_is_signal(message, DBUS_INTERFACE_LOCAL, "Disconnected")) { | |
1118 | log_error("Warning! D-Bus connection terminated."); | |
1119 | dbus_connection_close(connection); | |
1120 | ||
1121 | } else if (dbus_message_is_signal(message, "org.freedesktop.systemd1.Manager", "JobRemoved")) { | |
1122 | uint32_t id; | |
06dab8e1 | 1123 | const char *path, *result, *unit; |
7e4249b9 | 1124 | |
5d44db4a LP |
1125 | if (dbus_message_get_args(message, &error, |
1126 | DBUS_TYPE_UINT32, &id, | |
1127 | DBUS_TYPE_OBJECT_PATH, &path, | |
06dab8e1 | 1128 | DBUS_TYPE_STRING, &unit, |
5d44db4a LP |
1129 | DBUS_TYPE_STRING, &result, |
1130 | DBUS_TYPE_INVALID)) { | |
7e4249b9 | 1131 | |
aca26b52 | 1132 | free(set_remove(d->set, (char*) path)); |
5d44db4a | 1133 | |
67f3c402 | 1134 | if (!isempty(result)) |
5d44db4a LP |
1135 | d->result = strdup(result); |
1136 | ||
67f3c402 LP |
1137 | if (!isempty(unit)) |
1138 | d->name = strdup(unit); | |
1139 | ||
cec7eda5 | 1140 | return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; |
5d44db4a LP |
1141 | } |
1142 | #ifndef LEGACY | |
1143 | dbus_error_free(&error); | |
06dab8e1 LP |
1144 | if (dbus_message_get_args(message, &error, |
1145 | DBUS_TYPE_UINT32, &id, | |
1146 | DBUS_TYPE_OBJECT_PATH, &path, | |
1147 | DBUS_TYPE_STRING, &result, | |
1148 | DBUS_TYPE_INVALID)) { | |
06dab8e1 LP |
1149 | /* Compatibility with older systemd versions < |
1150 | * 183 during upgrades. This should be dropped | |
1151 | * one day. */ | |
aca26b52 | 1152 | free(set_remove(d->set, (char*) path)); |
5d44db4a | 1153 | |
06dab8e1 LP |
1154 | if (*result) |
1155 | d->result = strdup(result); | |
1156 | ||
cec7eda5 | 1157 | return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; |
06dab8e1 | 1158 | } |
5d44db4a LP |
1159 | #endif |
1160 | ||
1161 | log_error("Failed to parse message: %s", bus_error_message(&error)); | |
7e4249b9 LP |
1162 | } |
1163 | ||
7e4249b9 LP |
1164 | return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; |
1165 | } | |
1166 | ||
479ef5d3 | 1167 | static int enable_wait_for_jobs(DBusConnection *bus) { |
7e4249b9 | 1168 | DBusError error; |
7e4249b9 LP |
1169 | |
1170 | assert(bus); | |
7e4249b9 | 1171 | |
f4579ce7 LP |
1172 | if (private_bus) |
1173 | return 0; | |
1174 | ||
7e4249b9 | 1175 | dbus_error_init(&error); |
7e4249b9 LP |
1176 | dbus_bus_add_match(bus, |
1177 | "type='signal'," | |
1178 | "sender='org.freedesktop.systemd1'," | |
1179 | "interface='org.freedesktop.systemd1.Manager'," | |
1180 | "member='JobRemoved'," | |
1181 | "path='/org/freedesktop/systemd1'", | |
1182 | &error); | |
1183 | ||
1184 | if (dbus_error_is_set(&error)) { | |
4cf5d675 | 1185 | log_error("Failed to add match: %s", bus_error_message(&error)); |
a567261a LP |
1186 | dbus_error_free(&error); |
1187 | return -EIO; | |
7e4249b9 LP |
1188 | } |
1189 | ||
479ef5d3 | 1190 | /* This is slightly dirty, since we don't undo the match registrations. */ |
a567261a | 1191 | return 0; |
7e4249b9 LP |
1192 | } |
1193 | ||
479ef5d3 | 1194 | static int wait_for_jobs(DBusConnection *bus, Set *s) { |
67f3c402 | 1195 | int r = 0; |
5e374895 | 1196 | WaitData d; |
479ef5d3 LP |
1197 | |
1198 | assert(bus); | |
1199 | assert(s); | |
1200 | ||
5e374895 LP |
1201 | zero(d); |
1202 | d.set = s; | |
5e374895 | 1203 | |
67f3c402 LP |
1204 | if (!dbus_connection_add_filter(bus, wait_filter, &d, NULL)) |
1205 | return log_oom(); | |
479ef5d3 | 1206 | |
67f3c402 | 1207 | while (!set_isempty(s)) { |
5e374895 | 1208 | |
67f3c402 LP |
1209 | if (!dbus_connection_read_write_dispatch(bus, -1)) { |
1210 | log_error("Disconnected from bus."); | |
1211 | return -ECONNREFUSED; | |
1212 | } | |
8e20e31a | 1213 | |
d39b034a ZJS |
1214 | if (!d.result) |
1215 | goto free_name; | |
1216 | ||
1217 | if (!arg_quiet) { | |
67f3c402 LP |
1218 | if (streq(d.result, "timeout")) |
1219 | log_error("Job for %s timed out.", strna(d.name)); | |
1220 | else if (streq(d.result, "canceled")) | |
1221 | log_error("Job for %s canceled.", strna(d.name)); | |
1222 | else if (streq(d.result, "dependency")) | |
95ec8647 | 1223 | log_error("A dependency job for %s failed. See 'journalctl -xn' for details.", strna(d.name)); |
67f3c402 | 1224 | else if (!streq(d.result, "done") && !streq(d.result, "skipped")) |
95ec8647 | 1225 | log_error("Job for %s failed. See 'systemctl status %s' and 'journalctl -xn' for details.", strna(d.name), strna(d.name)); |
67f3c402 | 1226 | } |
479ef5d3 | 1227 | |
67f3c402 LP |
1228 | if (streq_ptr(d.result, "timeout")) |
1229 | r = -ETIME; | |
1230 | else if (streq_ptr(d.result, "canceled")) | |
1231 | r = -ECANCELED; | |
1232 | else if (!streq_ptr(d.result, "done") && !streq_ptr(d.result, "skipped")) | |
1233 | r = -EIO; | |
1234 | ||
1235 | free(d.result); | |
1236 | d.result = NULL; | |
1237 | ||
d39b034a | 1238 | free_name: |
67f3c402 LP |
1239 | free(d.name); |
1240 | d.name = NULL; | |
1241 | } | |
479ef5d3 | 1242 | |
d39b034a | 1243 | dbus_connection_remove_filter(bus, wait_filter, &d); |
479ef5d3 LP |
1244 | return r; |
1245 | } | |
1246 | ||
60f9ba0b LP |
1247 | static int check_one_unit(DBusConnection *bus, const char *name, char **check_states, bool quiet) { |
1248 | _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; | |
f84190d8 | 1249 | _cleanup_free_ char *n = NULL; |
701cdcb9 | 1250 | DBusMessageIter iter, sub; |
31be1221 MS |
1251 | const char |
1252 | *interface = "org.freedesktop.systemd1.Unit", | |
1253 | *property = "ActiveState"; | |
60f9ba0b | 1254 | const char *state, *path; |
60f9ba0b | 1255 | DBusError error; |
f22f08cd | 1256 | int r; |
701cdcb9 | 1257 | |
31be1221 | 1258 | assert(name); |
701cdcb9 | 1259 | |
60f9ba0b LP |
1260 | dbus_error_init(&error); |
1261 | ||
f22f08cd | 1262 | n = unit_name_mangle(name); |
60f9ba0b LP |
1263 | if (!n) |
1264 | return log_oom(); | |
1265 | ||
f22f08cd SP |
1266 | r = bus_method_call_with_reply ( |
1267 | bus, | |
1268 | "org.freedesktop.systemd1", | |
1269 | "/org/freedesktop/systemd1", | |
1270 | "org.freedesktop.systemd1.Manager", | |
1271 | "GetUnit", | |
1272 | &reply, | |
60f9ba0b LP |
1273 | &error, |
1274 | DBUS_TYPE_STRING, &n, | |
f22f08cd | 1275 | DBUS_TYPE_INVALID); |
60f9ba0b LP |
1276 | if (r < 0) { |
1277 | dbus_error_free(&error); | |
1278 | ||
1279 | if (!quiet) | |
f22f08cd | 1280 | puts("unknown"); |
60f9ba0b | 1281 | return 0; |
f22f08cd | 1282 | } |
e61a3135 | 1283 | |
f22f08cd | 1284 | if (!dbus_message_get_args(reply, NULL, |
31be1221 MS |
1285 | DBUS_TYPE_OBJECT_PATH, &path, |
1286 | DBUS_TYPE_INVALID)) { | |
f22f08cd | 1287 | log_error("Failed to parse reply."); |
60f9ba0b | 1288 | return -EIO; |
31be1221 MS |
1289 | } |
1290 | ||
31be1221 | 1291 | dbus_message_unref(reply); |
60f9ba0b LP |
1292 | reply = NULL; |
1293 | ||
1294 | r = bus_method_call_with_reply( | |
f22f08cd SP |
1295 | bus, |
1296 | "org.freedesktop.systemd1", | |
1297 | path, | |
1298 | "org.freedesktop.DBus.Properties", | |
1299 | "Get", | |
1300 | &reply, | |
1301 | NULL, | |
1302 | DBUS_TYPE_STRING, &interface, | |
1303 | DBUS_TYPE_STRING, &property, | |
1304 | DBUS_TYPE_INVALID); | |
60f9ba0b LP |
1305 | if (r < 0) { |
1306 | if (!quiet) | |
1307 | puts("unknown"); | |
1308 | return 0; | |
1309 | } | |
701cdcb9 | 1310 | |
31be1221 MS |
1311 | if (!dbus_message_iter_init(reply, &iter) || |
1312 | dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) { | |
1313 | log_error("Failed to parse reply."); | |
60f9ba0b | 1314 | return r; |
31be1221 MS |
1315 | } |
1316 | ||
701cdcb9 MS |
1317 | dbus_message_iter_recurse(&iter, &sub); |
1318 | ||
31be1221 MS |
1319 | if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRING) { |
1320 | log_error("Failed to parse reply."); | |
60f9ba0b | 1321 | return r; |
701cdcb9 | 1322 | } |
31be1221 MS |
1323 | |
1324 | dbus_message_iter_get_basic(&sub, &state); | |
1325 | ||
1326 | if (!quiet) | |
1327 | puts(state); | |
1328 | ||
60f9ba0b | 1329 | return strv_find(check_states, state) ? 1 : 0; |
701cdcb9 MS |
1330 | } |
1331 | ||
1c291cf3 | 1332 | static void check_triggering_units( |
701cdcb9 | 1333 | DBusConnection *bus, |
701cdcb9 MS |
1334 | const char *unit_name) { |
1335 | ||
cad45ba1 | 1336 | _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; |
701cdcb9 | 1337 | DBusMessageIter iter, sub; |
31be1221 | 1338 | const char *interface = "org.freedesktop.systemd1.Unit", |
d0a5cdb2 JJ |
1339 | *load_state_property = "LoadState", |
1340 | *triggered_by_property = "TriggeredBy", | |
1341 | *state; | |
d3b52baf | 1342 | char _cleanup_free_ *unit_path = NULL, *n = NULL; |
e61a3135 | 1343 | bool print_warning_label = true; |
f22f08cd | 1344 | int r; |
701cdcb9 | 1345 | |
b0193f1c | 1346 | n = unit_name_mangle(unit_name); |
46eddbb5 ZJS |
1347 | if (!n) { |
1348 | log_oom(); | |
1349 | return; | |
1350 | } | |
d3b52baf | 1351 | |
46eddbb5 | 1352 | unit_path = unit_dbus_path_from_name(n); |
48899192 | 1353 | if (!unit_path) { |
46eddbb5 | 1354 | log_oom(); |
d3b52baf | 1355 | return; |
48899192 | 1356 | } |
701cdcb9 | 1357 | |
d0a5cdb2 JJ |
1358 | r = bus_method_call_with_reply( |
1359 | bus, | |
1360 | "org.freedesktop.systemd1", | |
1361 | unit_path, | |
1362 | "org.freedesktop.DBus.Properties", | |
1363 | "Get", | |
1364 | &reply, | |
1365 | NULL, | |
1366 | DBUS_TYPE_STRING, &interface, | |
1367 | DBUS_TYPE_STRING, &load_state_property, | |
1368 | DBUS_TYPE_INVALID); | |
1369 | if (r < 0) | |
1370 | return; | |
1371 | ||
1372 | if (!dbus_message_iter_init(reply, &iter) || | |
1373 | dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) { | |
1374 | log_error("Failed to parse reply."); | |
1375 | return; | |
1376 | } | |
1377 | ||
1378 | dbus_message_iter_recurse(&iter, &sub); | |
1379 | ||
1380 | if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRING) { | |
1381 | log_error("Failed to parse reply."); | |
1382 | return; | |
1383 | } | |
1384 | ||
1385 | dbus_message_iter_get_basic(&sub, &state); | |
1386 | ||
1387 | if (streq(state, "masked")) | |
1388 | return; | |
1389 | ||
1390 | dbus_message_unref(reply); | |
1391 | reply = NULL; | |
1392 | ||
60f9ba0b | 1393 | r = bus_method_call_with_reply( |
f22f08cd SP |
1394 | bus, |
1395 | "org.freedesktop.systemd1", | |
1396 | unit_path, | |
1397 | "org.freedesktop.DBus.Properties", | |
1398 | "Get", | |
1399 | &reply, | |
1400 | NULL, | |
1401 | DBUS_TYPE_STRING, &interface, | |
1402 | DBUS_TYPE_STRING, &triggered_by_property, | |
1403 | DBUS_TYPE_INVALID); | |
60f9ba0b | 1404 | if (r < 0) |
d3b52baf | 1405 | return; |
701cdcb9 MS |
1406 | |
1407 | if (!dbus_message_iter_init(reply, &iter) || | |
e61a3135 | 1408 | dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) { |
f22f08cd | 1409 | log_error("Failed to parse reply."); |
d3b52baf | 1410 | return; |
701cdcb9 MS |
1411 | } |
1412 | ||
1413 | dbus_message_iter_recurse(&iter, &sub); | |
1414 | dbus_message_iter_recurse(&sub, &iter); | |
1415 | sub = iter; | |
1416 | ||
1417 | while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) { | |
60f9ba0b LP |
1418 | const char * const check_states[] = { |
1419 | "active", | |
1420 | "reloading", | |
1421 | NULL | |
1422 | }; | |
1423 | const char *service_trigger; | |
701cdcb9 MS |
1424 | |
1425 | if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRING) { | |
f22f08cd | 1426 | log_error("Failed to parse reply."); |
d3b52baf | 1427 | return; |
701cdcb9 MS |
1428 | } |
1429 | ||
1430 | dbus_message_iter_get_basic(&sub, &service_trigger); | |
1431 | ||
60f9ba0b | 1432 | r = check_one_unit(bus, service_trigger, (char**) check_states, true); |
e61a3135 | 1433 | if (r < 0) |
d3b52baf | 1434 | return; |
60f9ba0b | 1435 | if (r > 0) { |
701cdcb9 | 1436 | if (print_warning_label) { |
1c291cf3 | 1437 | log_warning("Warning: Stopping %s, but it can still be activated by:", unit_name); |
e61a3135 | 1438 | print_warning_label = false; |
701cdcb9 | 1439 | } |
60f9ba0b | 1440 | |
1c291cf3 | 1441 | log_warning(" %s", service_trigger); |
701cdcb9 | 1442 | } |
1c291cf3 | 1443 | |
222d0348 | 1444 | dbus_message_iter_next(&sub); |
701cdcb9 | 1445 | } |
701cdcb9 MS |
1446 | } |
1447 | ||
e4b61340 LP |
1448 | static int start_unit_one( |
1449 | DBusConnection *bus, | |
1450 | const char *method, | |
1451 | const char *name, | |
1452 | const char *mode, | |
22f4096c | 1453 | DBusError *error, |
e4b61340 | 1454 | Set *s) { |
7e4249b9 | 1455 | |
cad45ba1 | 1456 | _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; |
f84190d8 | 1457 | _cleanup_free_ char *n; |
45fb0699 | 1458 | const char *path; |
7e4249b9 | 1459 | int r; |
7e4249b9 | 1460 | |
e4b61340 LP |
1461 | assert(method); |
1462 | assert(name); | |
1463 | assert(mode); | |
22f4096c | 1464 | assert(error); |
7e4249b9 | 1465 | |
f22f08cd | 1466 | n = unit_name_mangle(name); |
67f3c402 LP |
1467 | if (!n) |
1468 | return log_oom(); | |
1469 | ||
1470 | r = bus_method_call_with_reply( | |
f22f08cd | 1471 | bus, |
b0193f1c LP |
1472 | "org.freedesktop.systemd1", |
1473 | "/org/freedesktop/systemd1", | |
1474 | "org.freedesktop.systemd1.Manager", | |
f22f08cd SP |
1475 | method, |
1476 | &reply, | |
1477 | error, | |
67f3c402 | 1478 | DBUS_TYPE_STRING, &n, |
f22f08cd SP |
1479 | DBUS_TYPE_STRING, &mode, |
1480 | DBUS_TYPE_INVALID); | |
f22f08cd | 1481 | if (r) { |
67f3c402 | 1482 | if (r == -ENOENT && arg_action != ACTION_SYSTEMCTL) |
e4b61340 LP |
1483 | /* There's always a fallback possible for |
1484 | * legacy actions. */ | |
706900b7 | 1485 | r = -EADDRNOTAVAIL; |
c516c8d1 SP |
1486 | else |
1487 | log_error("Failed to issue method call: %s", bus_error_message(error)); | |
67f3c402 | 1488 | |
46eddbb5 | 1489 | return r; |
7e4249b9 LP |
1490 | } |
1491 | ||
22f4096c | 1492 | if (!dbus_message_get_args(reply, error, |
45fb0699 LP |
1493 | DBUS_TYPE_OBJECT_PATH, &path, |
1494 | DBUS_TYPE_INVALID)) { | |
22f4096c | 1495 | log_error("Failed to parse reply: %s", bus_error_message(error)); |
46eddbb5 | 1496 | return -EIO; |
45fb0699 LP |
1497 | } |
1498 | ||
67f3c402 LP |
1499 | if (need_daemon_reload(bus, n)) |
1500 | log_warning("Warning: Unit file of %s changed on disk, 'systemctl %s daemon-reload' recommended.", | |
1501 | n, arg_scope == UNIT_FILE_SYSTEM ? "--system" : "--user"); | |
45fb0699 | 1502 | |
67f3c402 | 1503 | if (s) { |
f84190d8 LP |
1504 | char *p; |
1505 | ||
67f3c402 | 1506 | p = strdup(path); |
46eddbb5 ZJS |
1507 | if (!p) |
1508 | return log_oom(); | |
7e4249b9 | 1509 | |
67f3c402 LP |
1510 | r = set_put(s, p); |
1511 | if (r < 0) { | |
f84190d8 | 1512 | free(p); |
7e4249b9 | 1513 | log_error("Failed to add path to set."); |
46eddbb5 | 1514 | return r; |
7e4249b9 | 1515 | } |
e4b61340 | 1516 | } |
7e4249b9 | 1517 | |
46eddbb5 | 1518 | return 0; |
7e4249b9 LP |
1519 | } |
1520 | ||
47a0eaa6 MS |
1521 | static const struct { |
1522 | const char *target; | |
1523 | const char *verb; | |
1524 | const char *mode; | |
1525 | } action_table[_ACTION_MAX] = { | |
1526 | [ACTION_HALT] = { SPECIAL_HALT_TARGET, "halt", "replace-irreversibly" }, | |
1527 | [ACTION_POWEROFF] = { SPECIAL_POWEROFF_TARGET, "poweroff", "replace-irreversibly" }, | |
1528 | [ACTION_REBOOT] = { SPECIAL_REBOOT_TARGET, "reboot", "replace-irreversibly" }, | |
1529 | [ACTION_KEXEC] = { SPECIAL_KEXEC_TARGET, "kexec", "replace-irreversibly" }, | |
1530 | [ACTION_RUNLEVEL2] = { SPECIAL_RUNLEVEL2_TARGET, NULL, "isolate" }, | |
1531 | [ACTION_RUNLEVEL3] = { SPECIAL_RUNLEVEL3_TARGET, NULL, "isolate" }, | |
1532 | [ACTION_RUNLEVEL4] = { SPECIAL_RUNLEVEL4_TARGET, NULL, "isolate" }, | |
1533 | [ACTION_RUNLEVEL5] = { SPECIAL_RUNLEVEL5_TARGET, NULL, "isolate" }, | |
1534 | [ACTION_RESCUE] = { SPECIAL_RESCUE_TARGET, "rescue", "isolate" }, | |
1535 | [ACTION_EMERGENCY] = { SPECIAL_EMERGENCY_TARGET, "emergency", "isolate" }, | |
1536 | [ACTION_DEFAULT] = { SPECIAL_DEFAULT_TARGET, "default", "isolate" }, | |
1537 | [ACTION_EXIT] = { SPECIAL_EXIT_TARGET, "exit", "replace-irreversibly" }, | |
1538 | [ACTION_SUSPEND] = { SPECIAL_SUSPEND_TARGET, "suspend", "replace-irreversibly" }, | |
1539 | [ACTION_HIBERNATE] = { SPECIAL_HIBERNATE_TARGET, "hibernate", "replace-irreversibly" }, | |
1540 | [ACTION_HYBRID_SLEEP] = { SPECIAL_HYBRID_SLEEP_TARGET, "hybrid-sleep", "replace-irreversibly" }, | |
1541 | }; | |
1542 | ||
514f4ef5 | 1543 | static enum action verb_to_action(const char *verb) { |
47a0eaa6 MS |
1544 | enum action i; |
1545 | ||
1546 | for (i = ACTION_INVALID; i < _ACTION_MAX; i++) | |
1547 | if (action_table[i].verb && streq(verb, action_table[i].verb)) | |
1548 | return i; | |
1549 | return ACTION_INVALID; | |
514f4ef5 LP |
1550 | } |
1551 | ||
729e3769 | 1552 | static int start_unit(DBusConnection *bus, char **args) { |
e4b61340 | 1553 | |
22f4096c | 1554 | int r, ret = 0; |
514f4ef5 | 1555 | const char *method, *mode, *one_name; |
cec7eda5 ZJS |
1556 | Set _cleanup_set_free_free_ *s = NULL; |
1557 | DBusError _cleanup_dbus_error_free_ error; | |
729e3769 | 1558 | char **name; |
22f4096c LP |
1559 | |
1560 | dbus_error_init(&error); | |
e4b61340 | 1561 | |
514f4ef5 LP |
1562 | assert(bus); |
1563 | ||
6bb92a16 | 1564 | ask_password_agent_open_if_enabled(); |
501fc174 | 1565 | |
e4b61340 | 1566 | if (arg_action == ACTION_SYSTEMCTL) { |
47a0eaa6 | 1567 | enum action action; |
e4b61340 | 1568 | method = |
a76f7be2 LP |
1569 | streq(args[0], "stop") || |
1570 | streq(args[0], "condstop") ? "StopUnit" : | |
6f28c033 LP |
1571 | streq(args[0], "reload") ? "ReloadUnit" : |
1572 | streq(args[0], "restart") ? "RestartUnit" : | |
d68201e9 | 1573 | |
aa5939a3 MS |
1574 | streq(args[0], "try-restart") || |
1575 | streq(args[0], "condrestart") ? "TryRestartUnit" : | |
d68201e9 | 1576 | |
6f28c033 | 1577 | streq(args[0], "reload-or-restart") ? "ReloadOrRestartUnit" : |
d68201e9 | 1578 | |
9d8a57ff | 1579 | streq(args[0], "reload-or-try-restart") || |
64e5f1b7 | 1580 | streq(args[0], "condreload") || |
d68201e9 | 1581 | |
aa5939a3 | 1582 | streq(args[0], "force-reload") ? "ReloadOrTryRestartUnit" : |
6f28c033 | 1583 | "StartUnit"; |
47a0eaa6 | 1584 | action = verb_to_action(args[0]); |
e4b61340 | 1585 | |
47a0eaa6 MS |
1586 | mode = streq(args[0], "isolate") ? "isolate" : |
1587 | action_table[action].mode ?: arg_job_mode; | |
e4b61340 | 1588 | |
47a0eaa6 | 1589 | one_name = action_table[action].target; |
e4b61340 | 1590 | |
e4b61340 | 1591 | } else { |
47a0eaa6 MS |
1592 | assert(arg_action < ELEMENTSOF(action_table)); |
1593 | assert(action_table[arg_action].target); | |
e4b61340 LP |
1594 | |
1595 | method = "StartUnit"; | |
514f4ef5 | 1596 | |
47a0eaa6 MS |
1597 | mode = action_table[arg_action].mode; |
1598 | one_name = action_table[arg_action].target; | |
514f4ef5 LP |
1599 | } |
1600 | ||
6e905d93 | 1601 | if (!arg_no_block) { |
67f3c402 LP |
1602 | ret = enable_wait_for_jobs(bus); |
1603 | if (ret < 0) { | |
22f4096c | 1604 | log_error("Could not watch jobs: %s", strerror(-ret)); |
cec7eda5 | 1605 | return ret; |
514f4ef5 LP |
1606 | } |
1607 | ||
67f3c402 | 1608 | s = set_new(string_hash_func, string_compare_func); |
cec7eda5 ZJS |
1609 | if (!s) |
1610 | return log_oom(); | |
e4b61340 LP |
1611 | } |
1612 | ||
514f4ef5 | 1613 | if (one_name) { |
67f3c402 LP |
1614 | ret = start_unit_one(bus, method, one_name, mode, &error, s); |
1615 | if (ret < 0) | |
1616 | ret = translate_bus_error_to_exit_status(ret, &error); | |
514f4ef5 | 1617 | } else { |
67f3c402 LP |
1618 | STRV_FOREACH(name, args+1) { |
1619 | r = start_unit_one(bus, method, *name, mode, &error, s); | |
1620 | if (r < 0) { | |
706900b7 | 1621 | ret = translate_bus_error_to_exit_status(r, &error); |
22f4096c LP |
1622 | dbus_error_free(&error); |
1623 | } | |
67f3c402 | 1624 | } |
e4b61340 LP |
1625 | } |
1626 | ||
67f3c402 LP |
1627 | if (!arg_no_block) { |
1628 | r = wait_for_jobs(bus, s); | |
cec7eda5 ZJS |
1629 | if (r < 0) |
1630 | return r; | |
49111a70 ZJS |
1631 | |
1632 | /* When stopping units, warn if they can still be triggered by | |
1633 | * another active unit (socket, path, timer) */ | |
1634 | if (!arg_quiet && streq(method, "StopUnit")) { | |
1635 | if (one_name) | |
1636 | check_triggering_units(bus, one_name); | |
1637 | else | |
1638 | STRV_FOREACH(name, args+1) | |
1639 | check_triggering_units(bus, *name); | |
1640 | } | |
67f3c402 | 1641 | } |
514f4ef5 | 1642 | |
22f4096c | 1643 | return ret; |
e4b61340 LP |
1644 | } |
1645 | ||
7e59bfcb LP |
1646 | /* Ask systemd-logind, which might grant access to unprivileged users |
1647 | * through PolicyKit */ | |
4c80c73c KS |
1648 | static int reboot_with_logind(DBusConnection *bus, enum action a) { |
1649 | #ifdef HAVE_LOGIND | |
1650 | const char *method; | |
4c80c73c | 1651 | dbus_bool_t interactive = true; |
4c80c73c | 1652 | |
d255133d LP |
1653 | if (!bus) |
1654 | return -EIO; | |
1655 | ||
6bb92a16 LP |
1656 | polkit_agent_open_if_enabled(); |
1657 | ||
4c80c73c KS |
1658 | switch (a) { |
1659 | ||
1660 | case ACTION_REBOOT: | |
1661 | method = "Reboot"; | |
1662 | break; | |
1663 | ||
1664 | case ACTION_POWEROFF: | |
1665 | method = "PowerOff"; | |
1666 | break; | |
1667 | ||
d889a206 LP |
1668 | case ACTION_SUSPEND: |
1669 | method = "Suspend"; | |
1670 | break; | |
1671 | ||
1672 | case ACTION_HIBERNATE: | |
1673 | method = "Hibernate"; | |
1674 | break; | |
1675 | ||
6524990f LP |
1676 | case ACTION_HYBRID_SLEEP: |
1677 | method = "HybridSleep"; | |
1678 | break; | |
1679 | ||
4c80c73c KS |
1680 | default: |
1681 | return -EINVAL; | |
1682 | } | |
1683 | ||
f84190d8 | 1684 | return bus_method_call_with_reply( |
f22f08cd SP |
1685 | bus, |
1686 | "org.freedesktop.login1", | |
1687 | "/org/freedesktop/login1", | |
1688 | "org.freedesktop.login1.Manager", | |
1689 | method, | |
1690 | NULL, | |
1691 | NULL, | |
1692 | DBUS_TYPE_BOOLEAN, &interactive, | |
1693 | DBUS_TYPE_INVALID); | |
4c80c73c KS |
1694 | #else |
1695 | return -ENOSYS; | |
1696 | #endif | |
1697 | } | |
1698 | ||
b37844d3 LP |
1699 | static int check_inhibitors(DBusConnection *bus, enum action a) { |
1700 | #ifdef HAVE_LOGIND | |
1701 | _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; | |
1702 | DBusMessageIter iter, sub, sub2; | |
1703 | int r; | |
1704 | unsigned c = 0; | |
59164be4 LP |
1705 | _cleanup_strv_free_ char **sessions = NULL; |
1706 | char **s; | |
b37844d3 | 1707 | |
748ebafa LP |
1708 | if (!bus) |
1709 | return 0; | |
1710 | ||
1711 | if (arg_ignore_inhibitors || arg_force > 0) | |
1712 | return 0; | |
1713 | ||
1714 | if (arg_when > 0) | |
1715 | return 0; | |
1716 | ||
1717 | if (geteuid() == 0) | |
b37844d3 LP |
1718 | return 0; |
1719 | ||
1720 | if (!on_tty()) | |
1721 | return 0; | |
1722 | ||
1723 | r = bus_method_call_with_reply( | |
1724 | bus, | |
1725 | "org.freedesktop.login1", | |
1726 | "/org/freedesktop/login1", | |
1727 | "org.freedesktop.login1.Manager", | |
1728 | "ListInhibitors", | |
1729 | &reply, | |
1730 | NULL, | |
1731 | DBUS_TYPE_INVALID); | |
1732 | if (r < 0) | |
1733 | /* If logind is not around, then there are no inhibitors... */ | |
1734 | return 0; | |
1735 | ||
1736 | if (!dbus_message_iter_init(reply, &iter) || | |
1737 | dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY || | |
1738 | dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_STRUCT) { | |
1739 | log_error("Failed to parse reply."); | |
1740 | return -EIO; | |
1741 | } | |
1742 | ||
1743 | dbus_message_iter_recurse(&iter, &sub); | |
1744 | while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) { | |
1745 | const char *what, *who, *why, *mode; | |
1746 | uint32_t uid, pid; | |
1747 | _cleanup_strv_free_ char **sv = NULL; | |
59164be4 | 1748 | _cleanup_free_ char *comm = NULL, *user = NULL; |
b37844d3 LP |
1749 | |
1750 | if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRUCT) { | |
1751 | log_error("Failed to parse reply."); | |
1752 | return -EIO; | |
1753 | } | |
1754 | ||
1755 | dbus_message_iter_recurse(&sub, &sub2); | |
1756 | ||
1757 | if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &what, true) < 0 || | |
1758 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &who, true) < 0 || | |
1759 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &why, true) < 0 || | |
1760 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &mode, true) < 0 || | |
1761 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT32, &uid, true) < 0 || | |
1762 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT32, &pid, false) < 0) { | |
1763 | log_error("Failed to parse reply."); | |
1764 | return -EIO; | |
1765 | } | |
1766 | ||
1767 | if (!streq(mode, "block")) | |
1768 | goto next; | |
1769 | ||
1770 | sv = strv_split(what, ":"); | |
1771 | if (!sv) | |
1772 | return log_oom(); | |
1773 | ||
1774 | if (!strv_contains(sv, | |
1775 | a == ACTION_HALT || | |
1776 | a == ACTION_POWEROFF || | |
1777 | a == ACTION_REBOOT || | |
1778 | a == ACTION_KEXEC ? "shutdown" : "sleep")) | |
1779 | goto next; | |
1780 | ||
1781 | get_process_comm(pid, &comm); | |
59164be4 LP |
1782 | user = uid_to_name(uid); |
1783 | log_warning("Operation inhibited by \"%s\" (PID %lu \"%s\", user %s), reason is \"%s\".", | |
1784 | who, (unsigned long) pid, strna(comm), strna(user), why); | |
b37844d3 LP |
1785 | c++; |
1786 | ||
1787 | next: | |
1788 | dbus_message_iter_next(&sub); | |
1789 | } | |
1790 | ||
1791 | dbus_message_iter_recurse(&iter, &sub); | |
1792 | ||
59164be4 LP |
1793 | /* Check for current sessions */ |
1794 | sd_get_sessions(&sessions); | |
1795 | STRV_FOREACH(s, sessions) { | |
1796 | uid_t uid; | |
1797 | _cleanup_free_ char *type = NULL, *tty = NULL, *seat = NULL, *user = NULL, *service = NULL, *class = NULL; | |
1798 | ||
1799 | if (sd_session_get_uid(*s, &uid) < 0 || uid == getuid()) | |
1800 | continue; | |
1801 | ||
1802 | if (sd_session_get_class(*s, &class) < 0 || !streq(class, "user")) | |
1803 | continue; | |
1804 | ||
1805 | if (sd_session_get_type(*s, &type) < 0 || (!streq(type, "x11") && !streq(type, "tty"))) | |
1806 | continue; | |
1807 | ||
1808 | sd_session_get_tty(*s, &tty); | |
1809 | sd_session_get_seat(*s, &seat); | |
1810 | sd_session_get_service(*s, &service); | |
1811 | user = uid_to_name(uid); | |
1812 | ||
1813 | log_warning("User %s is logged in on %s.", strna(user), isempty(tty) ? (isempty(seat) ? strna(service) : seat) : tty); | |
1814 | c++; | |
1815 | } | |
1816 | ||
b37844d3 LP |
1817 | if (c <= 0) |
1818 | return 0; | |
1819 | ||
59164be4 | 1820 | log_error("Please retry operation after closing inhibitors and logging out other users.\nAlternatively, ignore inhibitors and users with 'systemctl %s -i'.", |
47a0eaa6 | 1821 | action_table[a].verb); |
b37844d3 LP |
1822 | |
1823 | return -EPERM; | |
1824 | #else | |
1825 | return 0; | |
1826 | #endif | |
1827 | } | |
1828 | ||
729e3769 | 1829 | static int start_special(DBusConnection *bus, char **args) { |
4c80c73c | 1830 | enum action a; |
983d9c90 LP |
1831 | int r; |
1832 | ||
514f4ef5 LP |
1833 | assert(args); |
1834 | ||
4c80c73c KS |
1835 | a = verb_to_action(args[0]); |
1836 | ||
748ebafa LP |
1837 | r = check_inhibitors(bus, a); |
1838 | if (r < 0) | |
1839 | return r; | |
1840 | ||
c32b90de LP |
1841 | if (arg_force >= 2 && geteuid() != 0) { |
1842 | log_error("Must be root."); | |
1843 | return -EPERM; | |
1844 | } | |
1845 | ||
7e59bfcb LP |
1846 | if (arg_force >= 2 && |
1847 | (a == ACTION_HALT || | |
1848 | a == ACTION_POWEROFF || | |
1849 | a == ACTION_REBOOT)) | |
1850 | halt_now(a); | |
e606bb61 | 1851 | |
7e59bfcb | 1852 | if (arg_force >= 1 && |
4c80c73c KS |
1853 | (a == ACTION_HALT || |
1854 | a == ACTION_POWEROFF || | |
1855 | a == ACTION_REBOOT || | |
1856 | a == ACTION_KEXEC || | |
1857 | a == ACTION_EXIT)) | |
729e3769 | 1858 | return daemon_reload(bus, args); |
20b09ca7 | 1859 | |
7e59bfcb LP |
1860 | /* first try logind, to allow authentication with polkit */ |
1861 | if (geteuid() != 0 && | |
1862 | (a == ACTION_POWEROFF || | |
d889a206 LP |
1863 | a == ACTION_REBOOT || |
1864 | a == ACTION_SUSPEND || | |
6524990f LP |
1865 | a == ACTION_HIBERNATE || |
1866 | a == ACTION_HYBRID_SLEEP)) { | |
7e59bfcb LP |
1867 | r = reboot_with_logind(bus, a); |
1868 | if (r >= 0) | |
1869 | return r; | |
4c80c73c | 1870 | } |
983d9c90 | 1871 | |
4c80c73c | 1872 | r = start_unit(bus, args); |
f6bb13ab | 1873 | if (r == EXIT_SUCCESS) |
4c80c73c | 1874 | warn_wall(a); |
514f4ef5 | 1875 | |
983d9c90 | 1876 | return r; |
514f4ef5 LP |
1877 | } |
1878 | ||
1a0fce45 | 1879 | static int check_unit_active(DBusConnection *bus, char **args) { |
60f9ba0b LP |
1880 | const char * const check_states[] = { |
1881 | "active", | |
1882 | "reloading", | |
1883 | NULL | |
1884 | }; | |
1885 | ||
729e3769 | 1886 | char **name; |
31be1221 | 1887 | int r = 3; /* According to LSB: "program is not running" */ |
0183528f LP |
1888 | |
1889 | assert(bus); | |
1890 | assert(args); | |
1891 | ||
729e3769 | 1892 | STRV_FOREACH(name, args+1) { |
60f9ba0b LP |
1893 | int state; |
1894 | ||
1895 | state = check_one_unit(bus, *name, (char**) check_states, arg_quiet); | |
1a0fce45 TA |
1896 | if (state < 0) |
1897 | return state; | |
60f9ba0b | 1898 | if (state > 0) |
1a0fce45 TA |
1899 | r = 0; |
1900 | } | |
1901 | ||
1902 | return r; | |
1903 | } | |
1904 | ||
1905 | static int check_unit_failed(DBusConnection *bus, char **args) { | |
60f9ba0b LP |
1906 | const char * const check_states[] = { |
1907 | "failed", | |
1908 | NULL | |
1909 | }; | |
1910 | ||
1a0fce45 TA |
1911 | char **name; |
1912 | int r = 1; | |
1913 | ||
1914 | assert(bus); | |
1915 | assert(args); | |
1916 | ||
1917 | STRV_FOREACH(name, args+1) { | |
60f9ba0b LP |
1918 | int state; |
1919 | ||
1920 | state = check_one_unit(bus, *name, (char**) check_states, arg_quiet); | |
31be1221 MS |
1921 | if (state < 0) |
1922 | return state; | |
60f9ba0b | 1923 | if (state > 0) |
0183528f | 1924 | r = 0; |
0183528f LP |
1925 | } |
1926 | ||
0183528f | 1927 | return r; |
48220598 LP |
1928 | } |
1929 | ||
729e3769 | 1930 | static int kill_unit(DBusConnection *bus, char **args) { |
60f9ba0b | 1931 | char **name; |
8a0867d6 | 1932 | int r = 0; |
8a0867d6 | 1933 | |
60f9ba0b | 1934 | assert(bus); |
8a0867d6 LP |
1935 | assert(args); |
1936 | ||
8a0867d6 LP |
1937 | if (!arg_kill_who) |
1938 | arg_kill_who = "all"; | |
1939 | ||
729e3769 | 1940 | STRV_FOREACH(name, args+1) { |
60f9ba0b LP |
1941 | _cleanup_free_ char *n = NULL; |
1942 | ||
f22f08cd | 1943 | n = unit_name_mangle(*name); |
f84190d8 LP |
1944 | if (!n) |
1945 | return log_oom(); | |
60f9ba0b LP |
1946 | |
1947 | r = bus_method_call_with_reply( | |
f22f08cd | 1948 | bus, |
b0193f1c LP |
1949 | "org.freedesktop.systemd1", |
1950 | "/org/freedesktop/systemd1", | |
1951 | "org.freedesktop.systemd1.Manager", | |
f22f08cd SP |
1952 | "KillUnit", |
1953 | NULL, | |
1954 | NULL, | |
f84190d8 | 1955 | DBUS_TYPE_STRING, &n, |
f22f08cd SP |
1956 | DBUS_TYPE_STRING, &arg_kill_who, |
1957 | DBUS_TYPE_INT32, &arg_signal, | |
1958 | DBUS_TYPE_INVALID); | |
60f9ba0b | 1959 | if (r < 0) |
f22f08cd | 1960 | return r; |
8a0867d6 | 1961 | } |
f22f08cd | 1962 | return 0; |
8a0867d6 LP |
1963 | } |
1964 | ||
246aa6dd | 1965 | static int set_cgroup(DBusConnection *bus, char **args) { |
246aa6dd | 1966 | _cleanup_free_ char *n = NULL; |
26d04f86 LP |
1967 | const char *method, *runtime; |
1968 | char **argument; | |
1969 | int r; | |
246aa6dd LP |
1970 | |
1971 | assert(bus); | |
1972 | assert(args); | |
1973 | ||
246aa6dd | 1974 | method = |
26d04f86 LP |
1975 | streq(args[0], "set-cgroup") ? "SetUnitControlGroup" : |
1976 | streq(args[0], "unset-cgroup") ? "UnsetUnitControlGroup" | |
1977 | : "UnsetUnitControlGroupAttribute"; | |
1978 | ||
1979 | runtime = arg_runtime ? "runtime" : "persistent"; | |
246aa6dd LP |
1980 | |
1981 | n = unit_name_mangle(args[1]); | |
1982 | if (!n) | |
1983 | return log_oom(); | |
1984 | ||
26d04f86 | 1985 | STRV_FOREACH(argument, args + 2) { |
71645aca | 1986 | |
26d04f86 LP |
1987 | r = bus_method_call_with_reply( |
1988 | bus, | |
1989 | "org.freedesktop.systemd1", | |
1990 | "/org/freedesktop/systemd1", | |
1991 | "org.freedesktop.systemd1.Manager", | |
1992 | method, | |
1993 | NULL, | |
1994 | NULL, | |
1995 | DBUS_TYPE_STRING, &n, | |
1996 | DBUS_TYPE_STRING, argument, | |
1997 | DBUS_TYPE_STRING, &runtime, | |
1998 | DBUS_TYPE_INVALID); | |
1999 | if (r < 0) | |
2000 | return r; | |
246aa6dd LP |
2001 | } |
2002 | ||
2003 | return 0; | |
2004 | } | |
2005 | ||
2006 | static int set_cgroup_attr(DBusConnection *bus, char **args) { | |
2007 | _cleanup_dbus_message_unref_ DBusMessage *m = NULL, *reply = NULL; | |
2008 | DBusError error; | |
26d04f86 | 2009 | DBusMessageIter iter; |
246aa6dd | 2010 | _cleanup_free_ char *n = NULL; |
71645aca | 2011 | const char *runtime; |
26d04f86 | 2012 | int r; |
246aa6dd LP |
2013 | |
2014 | assert(bus); | |
2015 | assert(args); | |
2016 | ||
2017 | dbus_error_init(&error); | |
2018 | ||
26d04f86 | 2019 | runtime = arg_runtime ? "runtime" : "persistent"; |
246aa6dd LP |
2020 | |
2021 | n = unit_name_mangle(args[1]); | |
2022 | if (!n) | |
2023 | return log_oom(); | |
2024 | ||
2025 | m = dbus_message_new_method_call( | |
2026 | "org.freedesktop.systemd1", | |
2027 | "/org/freedesktop/systemd1", | |
2028 | "org.freedesktop.systemd1.Manager", | |
26d04f86 | 2029 | "SetUnitControlGroupAttribute"); |
246aa6dd LP |
2030 | if (!m) |
2031 | return log_oom(); | |
2032 | ||
2033 | dbus_message_iter_init_append(m, &iter); | |
2034 | if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &n) || | |
26d04f86 | 2035 | !dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &args[2])) |
246aa6dd LP |
2036 | return log_oom(); |
2037 | ||
26d04f86 LP |
2038 | r = bus_append_strv_iter(&iter, args + 3); |
2039 | if (r < 0) | |
2040 | return log_oom(); | |
246aa6dd | 2041 | |
26d04f86 | 2042 | if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &runtime)) |
71645aca | 2043 | return log_oom(); |
246aa6dd LP |
2044 | |
2045 | reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error); | |
2046 | if (!reply) { | |
2047 | log_error("Failed to issue method call: %s", bus_error_message(&error)); | |
2048 | dbus_error_free(&error); | |
2049 | return -EIO; | |
2050 | } | |
2051 | ||
2052 | return 0; | |
2053 | } | |
2054 | ||
d2a30975 | 2055 | static int get_cgroup_attr(DBusConnection *bus, char **args) { |
1609dcb1 | 2056 | _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; |
d2a30975 | 2057 | _cleanup_free_ char *n = NULL; |
26d04f86 LP |
2058 | char **argument; |
2059 | int r; | |
d2a30975 LP |
2060 | |
2061 | assert(bus); | |
2062 | assert(args); | |
2063 | ||
d2a30975 LP |
2064 | n = unit_name_mangle(args[1]); |
2065 | if (!n) | |
2066 | return log_oom(); | |
2067 | ||
26d04f86 LP |
2068 | STRV_FOREACH(argument, args + 2) { |
2069 | _cleanup_strv_free_ char **list = NULL; | |
2070 | DBusMessageIter iter; | |
2071 | char **a; | |
d2a30975 | 2072 | |
26d04f86 LP |
2073 | r = bus_method_call_with_reply( |
2074 | bus, | |
2075 | "org.freedesktop.systemd1", | |
2076 | "/org/freedesktop/systemd1", | |
2077 | "org.freedesktop.systemd1.Manager", | |
2078 | "GetUnitControlGroupAttribute", | |
2079 | &reply, | |
2080 | NULL, | |
2081 | DBUS_TYPE_STRING, &n, | |
2082 | DBUS_TYPE_STRING, argument, | |
2083 | DBUS_TYPE_INVALID); | |
2084 | if (r < 0) | |
2085 | return r; | |
d2a30975 | 2086 | |
fea9740a LN |
2087 | if (!dbus_message_iter_init(reply, &iter)) { |
2088 | log_error("Failed to initialize iterator."); | |
2089 | return -EIO; | |
2090 | } | |
2091 | ||
26d04f86 LP |
2092 | r = bus_parse_strv_iter(&iter, &list); |
2093 | if (r < 0) { | |
2094 | log_error("Failed to parse value list."); | |
2095 | return r; | |
2096 | } | |
d2a30975 | 2097 | |
26d04f86 LP |
2098 | STRV_FOREACH(a, list) { |
2099 | if (endswith(*a, "\n")) | |
2100 | fputs(*a, stdout); | |
2101 | else | |
2102 | puts(*a); | |
2103 | } | |
d2a30975 LP |
2104 | } |
2105 | ||
2106 | return 0; | |
2107 | } | |
2108 | ||
582a507f | 2109 | typedef struct ExecStatusInfo { |
0129173a LP |
2110 | char *name; |
2111 | ||
582a507f LP |
2112 | char *path; |
2113 | char **argv; | |
2114 | ||
b708e7ce LP |
2115 | bool ignore; |
2116 | ||
582a507f LP |
2117 | usec_t start_timestamp; |
2118 | usec_t exit_timestamp; | |
2119 | pid_t pid; | |
2120 | int code; | |
2121 | int status; | |
2122 | ||
2123 | LIST_FIELDS(struct ExecStatusInfo, exec); | |
2124 | } ExecStatusInfo; | |
2125 | ||
2126 | static void exec_status_info_free(ExecStatusInfo *i) { | |
2127 | assert(i); | |
2128 | ||
0129173a | 2129 | free(i->name); |
582a507f LP |
2130 | free(i->path); |
2131 | strv_free(i->argv); | |
2132 | free(i); | |
2133 | } | |
2134 | ||
2135 | static int exec_status_info_deserialize(DBusMessageIter *sub, ExecStatusInfo *i) { | |
b21a0ef8 | 2136 | uint64_t start_timestamp, exit_timestamp, start_timestamp_monotonic, exit_timestamp_monotonic; |
582a507f LP |
2137 | DBusMessageIter sub2, sub3; |
2138 | const char*path; | |
2139 | unsigned n; | |
2140 | uint32_t pid; | |
2141 | int32_t code, status; | |
b708e7ce | 2142 | dbus_bool_t ignore; |
582a507f LP |
2143 | |
2144 | assert(i); | |
2145 | assert(i); | |
2146 | ||
2147 | if (dbus_message_iter_get_arg_type(sub) != DBUS_TYPE_STRUCT) | |
2148 | return -EIO; | |
2149 | ||
2150 | dbus_message_iter_recurse(sub, &sub2); | |
2151 | ||
2152 | if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &path, true) < 0) | |
2153 | return -EIO; | |
2154 | ||
f84190d8 LP |
2155 | i->path = strdup(path); |
2156 | if (!i->path) | |
582a507f LP |
2157 | return -ENOMEM; |
2158 | ||
2159 | if (dbus_message_iter_get_arg_type(&sub2) != DBUS_TYPE_ARRAY || | |
2160 | dbus_message_iter_get_element_type(&sub2) != DBUS_TYPE_STRING) | |
2161 | return -EIO; | |
2162 | ||
2163 | n = 0; | |
2164 | dbus_message_iter_recurse(&sub2, &sub3); | |
2165 | while (dbus_message_iter_get_arg_type(&sub3) != DBUS_TYPE_INVALID) { | |
2166 | assert(dbus_message_iter_get_arg_type(&sub3) == DBUS_TYPE_STRING); | |
2167 | dbus_message_iter_next(&sub3); | |
2168 | n++; | |
2169 | } | |
2170 | ||
f84190d8 LP |
2171 | i->argv = new0(char*, n+1); |
2172 | if (!i->argv) | |
582a507f LP |
2173 | return -ENOMEM; |
2174 | ||
2175 | n = 0; | |
2176 | dbus_message_iter_recurse(&sub2, &sub3); | |
2177 | while (dbus_message_iter_get_arg_type(&sub3) != DBUS_TYPE_INVALID) { | |
2178 | const char *s; | |
2179 | ||
2180 | assert(dbus_message_iter_get_arg_type(&sub3) == DBUS_TYPE_STRING); | |
2181 | dbus_message_iter_get_basic(&sub3, &s); | |
2182 | dbus_message_iter_next(&sub3); | |
2183 | ||
f84190d8 LP |
2184 | i->argv[n] = strdup(s); |
2185 | if (!i->argv[n]) | |
582a507f | 2186 | return -ENOMEM; |
f84190d8 LP |
2187 | |
2188 | n++; | |
582a507f LP |
2189 | } |
2190 | ||
2191 | if (!dbus_message_iter_next(&sub2) || | |
b708e7ce | 2192 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_BOOLEAN, &ignore, true) < 0 || |
582a507f | 2193 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT64, &start_timestamp, true) < 0 || |
b21a0ef8 | 2194 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT64, &start_timestamp_monotonic, true) < 0 || |
582a507f | 2195 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT64, &exit_timestamp, true) < 0 || |
b21a0ef8 | 2196 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT64, &exit_timestamp_monotonic, true) < 0 || |
582a507f LP |
2197 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT32, &pid, true) < 0 || |
2198 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_INT32, &code, true) < 0 || | |
2199 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_INT32, &status, false) < 0) | |
2200 | return -EIO; | |
2201 | ||
b708e7ce | 2202 | i->ignore = ignore; |
582a507f LP |
2203 | i->start_timestamp = (usec_t) start_timestamp; |
2204 | i->exit_timestamp = (usec_t) exit_timestamp; | |
2205 | i->pid = (pid_t) pid; | |
2206 | i->code = code; | |
2207 | i->status = status; | |
2208 | ||
2209 | return 0; | |
2210 | } | |
2211 | ||
61cbdc4b LP |
2212 | typedef struct UnitStatusInfo { |
2213 | const char *id; | |
2214 | const char *load_state; | |
2215 | const char *active_state; | |
2216 | const char *sub_state; | |
a4375746 | 2217 | const char *unit_file_state; |
61cbdc4b LP |
2218 | |
2219 | const char *description; | |
4a9e2fff | 2220 | const char *following; |
61cbdc4b | 2221 | |
49dbfa7b LP |
2222 | char **documentation; |
2223 | ||
1b64d026 LP |
2224 | const char *fragment_path; |
2225 | const char *source_path; | |
61cbdc4b LP |
2226 | const char *default_control_group; |
2227 | ||
9f39404c | 2228 | const char *load_error; |
f42806df | 2229 | const char *result; |
9f39404c | 2230 | |
584be568 | 2231 | usec_t inactive_exit_timestamp; |
df50185b | 2232 | usec_t inactive_exit_timestamp_monotonic; |
584be568 LP |
2233 | usec_t active_enter_timestamp; |
2234 | usec_t active_exit_timestamp; | |
2235 | usec_t inactive_enter_timestamp; | |
2236 | ||
45fb0699 LP |
2237 | bool need_daemon_reload; |
2238 | ||
61cbdc4b LP |
2239 | /* Service */ |
2240 | pid_t main_pid; | |
2241 | pid_t control_pid; | |
2242 | const char *status_text; | |
d06dacd0 | 2243 | bool running:1; |
61cbdc4b LP |
2244 | |
2245 | usec_t start_timestamp; | |
2246 | usec_t exit_timestamp; | |
2247 | ||
2248 | int exit_code, exit_status; | |
2249 | ||
90bbc946 LP |
2250 | usec_t condition_timestamp; |
2251 | bool condition_result; | |
2252 | ||
61cbdc4b LP |
2253 | /* Socket */ |
2254 | unsigned n_accepted; | |
2255 | unsigned n_connections; | |
b8131a87 | 2256 | bool accept; |
61cbdc4b LP |
2257 | |
2258 | /* Device */ | |
2259 | const char *sysfs_path; | |
2260 | ||
2261 | /* Mount, Automount */ | |
2262 | const char *where; | |
2263 | ||
2264 | /* Swap */ | |
2265 | const char *what; | |
582a507f LP |
2266 | |
2267 | LIST_HEAD(ExecStatusInfo, exec); | |
61cbdc4b LP |
2268 | } UnitStatusInfo; |
2269 | ||
2270 | static void print_status_info(UnitStatusInfo *i) { | |
582a507f | 2271 | ExecStatusInfo *p; |
2ee68f72 | 2272 | const char *on, *off, *ss; |
584be568 | 2273 | usec_t timestamp; |
9185c8e6 | 2274 | char since1[FORMAT_TIMESTAMP_RELATIVE_MAX], *s1; |
584be568 | 2275 | char since2[FORMAT_TIMESTAMP_MAX], *s2; |
1b64d026 | 2276 | const char *path; |
9bdbc2e2 LN |
2277 | int flags = |
2278 | arg_all * OUTPUT_SHOW_ALL | | |
2279 | (!on_tty() || pager_have()) * OUTPUT_FULL_WIDTH | | |
2280 | on_tty() * OUTPUT_COLOR | | |
2281 | !arg_quiet * OUTPUT_WARN_CUTOFF | | |
2282 | arg_full * OUTPUT_FULL_WIDTH; | |
582a507f | 2283 | |
61cbdc4b LP |
2284 | assert(i); |
2285 | ||
2286 | /* This shows pretty information about a unit. See | |
2287 | * print_property() for a low-level property printer */ | |
2288 | ||
2289 | printf("%s", strna(i->id)); | |
2290 | ||
2291 | if (i->description && !streq_ptr(i->id, i->description)) | |
2292 | printf(" - %s", i->description); | |
2293 | ||
2294 | printf("\n"); | |
2295 | ||
4a9e2fff LP |
2296 | if (i->following) |
2297 | printf("\t Follow: unit currently follows state of %s\n", i->following); | |
2298 | ||
f7b9e331 | 2299 | if (streq_ptr(i->load_state, "error")) { |
c1072ea0 LP |
2300 | on = ansi_highlight_red(true); |
2301 | off = ansi_highlight_red(false); | |
c31b4423 LP |
2302 | } else |
2303 | on = off = ""; | |
2304 | ||
1b64d026 LP |
2305 | path = i->source_path ? i->source_path : i->fragment_path; |
2306 | ||
9f39404c LP |
2307 | if (i->load_error) |
2308 | printf("\t Loaded: %s%s%s (Reason: %s)\n", on, strna(i->load_state), off, i->load_error); | |
1b64d026 LP |
2309 | else if (path && i->unit_file_state) |
2310 | printf("\t Loaded: %s%s%s (%s; %s)\n", on, strna(i->load_state), off, path, i->unit_file_state); | |
2311 | else if (path) | |
2312 | printf("\t Loaded: %s%s%s (%s)\n", on, strna(i->load_state), off, path); | |
61cbdc4b | 2313 | else |
c31b4423 | 2314 | printf("\t Loaded: %s%s%s\n", on, strna(i->load_state), off); |
61cbdc4b | 2315 | |
2ee68f72 LP |
2316 | ss = streq_ptr(i->active_state, i->sub_state) ? NULL : i->sub_state; |
2317 | ||
fdf20a31 | 2318 | if (streq_ptr(i->active_state, "failed")) { |
c1072ea0 LP |
2319 | on = ansi_highlight_red(true); |
2320 | off = ansi_highlight_red(false); | |
2ee68f72 LP |
2321 | } else if (streq_ptr(i->active_state, "active") || streq_ptr(i->active_state, "reloading")) { |
2322 | on = ansi_highlight_green(true); | |
2323 | off = ansi_highlight_green(false); | |
2324 | } else | |
2325 | on = off = ""; | |
2326 | ||
2327 | if (ss) | |
584be568 | 2328 | printf("\t Active: %s%s (%s)%s", |
2ee68f72 LP |
2329 | on, |
2330 | strna(i->active_state), | |
2331 | ss, | |
2332 | off); | |
2333 | else | |
584be568 | 2334 | printf("\t Active: %s%s%s", |
2ee68f72 LP |
2335 | on, |
2336 | strna(i->active_state), | |
2337 | off); | |
61cbdc4b | 2338 | |
f42806df LP |
2339 | if (!isempty(i->result) && !streq(i->result, "success")) |
2340 | printf(" (Result: %s)", i->result); | |
2341 | ||
584be568 LP |
2342 | timestamp = (streq_ptr(i->active_state, "active") || |
2343 | streq_ptr(i->active_state, "reloading")) ? i->active_enter_timestamp : | |
2344 | (streq_ptr(i->active_state, "inactive") || | |
fdf20a31 | 2345 | streq_ptr(i->active_state, "failed")) ? i->inactive_enter_timestamp : |
584be568 LP |
2346 | streq_ptr(i->active_state, "activating") ? i->inactive_exit_timestamp : |
2347 | i->active_exit_timestamp; | |
2348 | ||
bbb8486e | 2349 | s1 = format_timestamp_relative(since1, sizeof(since1), timestamp); |
584be568 LP |
2350 | s2 = format_timestamp(since2, sizeof(since2), timestamp); |
2351 | ||
2352 | if (s1) | |
538da63d | 2353 | printf(" since %s; %s\n", s2, s1); |
584be568 | 2354 | else if (s2) |
538da63d | 2355 | printf(" since %s\n", s2); |
584be568 LP |
2356 | else |
2357 | printf("\n"); | |
2358 | ||
90bbc946 | 2359 | if (!i->condition_result && i->condition_timestamp > 0) { |
bbb8486e | 2360 | s1 = format_timestamp_relative(since1, sizeof(since1), i->condition_timestamp); |
90bbc946 LP |
2361 | s2 = format_timestamp(since2, sizeof(since2), i->condition_timestamp); |
2362 | ||
2363 | if (s1) | |
2364 | printf("\t start condition failed at %s; %s\n", s2, s1); | |
2365 | else if (s2) | |
2366 | printf("\t start condition failed at %s\n", s2); | |
2367 | } | |
2368 | ||
61cbdc4b LP |
2369 | if (i->sysfs_path) |
2370 | printf("\t Device: %s\n", i->sysfs_path); | |
9feeba4b | 2371 | if (i->where) |
61cbdc4b | 2372 | printf("\t Where: %s\n", i->where); |
9feeba4b | 2373 | if (i->what) |
61cbdc4b LP |
2374 | printf("\t What: %s\n", i->what); |
2375 | ||
49dbfa7b LP |
2376 | if (!strv_isempty(i->documentation)) { |
2377 | char **t; | |
2378 | bool first = true; | |
2379 | ||
2380 | STRV_FOREACH(t, i->documentation) { | |
2381 | if (first) { | |
2382 | printf("\t Docs: %s\n", *t); | |
2383 | first = false; | |
2384 | } else | |
2385 | printf("\t %s\n", *t); | |
2386 | } | |
2387 | } | |
2388 | ||
b8131a87 | 2389 | if (i->accept) |
61cbdc4b LP |
2390 | printf("\tAccepted: %u; Connected: %u\n", i->n_accepted, i->n_connections); |
2391 | ||
582a507f | 2392 | LIST_FOREACH(exec, p, i->exec) { |
f84190d8 | 2393 | _cleanup_free_ char *t = NULL; |
9a57c629 | 2394 | bool good; |
582a507f LP |
2395 | |
2396 | /* Only show exited processes here */ | |
2397 | if (p->code == 0) | |
2398 | continue; | |
2399 | ||
2400 | t = strv_join(p->argv, " "); | |
9a57c629 | 2401 | printf("\t Process: %u %s=%s ", p->pid, p->name, strna(t)); |
582a507f | 2402 | |
96342de6 | 2403 | good = is_clean_exit_lsb(p->code, p->status, NULL); |
9a57c629 | 2404 | if (!good) { |
c1072ea0 LP |
2405 | on = ansi_highlight_red(true); |
2406 | off = ansi_highlight_red(false); | |
9a57c629 LP |
2407 | } else |
2408 | on = off = ""; | |
2409 | ||
2410 | printf("%s(code=%s, ", on, sigchld_code_to_string(p->code)); | |
2411 | ||
d06dacd0 LP |
2412 | if (p->code == CLD_EXITED) { |
2413 | const char *c; | |
2414 | ||
582a507f | 2415 | printf("status=%i", p->status); |
d06dacd0 | 2416 | |
1b64d026 LP |
2417 | c = exit_status_to_string(p->status, EXIT_STATUS_SYSTEMD); |
2418 | if (c) | |
d06dacd0 LP |
2419 | printf("/%s", c); |
2420 | ||
2421 | } else | |
582a507f | 2422 | printf("signal=%s", signal_to_string(p->status)); |
9a57c629 LP |
2423 | |
2424 | printf(")%s\n", off); | |
2425 | ||
582a507f LP |
2426 | if (i->main_pid == p->pid && |
2427 | i->start_timestamp == p->start_timestamp && | |
2428 | i->exit_timestamp == p->start_timestamp) | |
2429 | /* Let's not show this twice */ | |
2430 | i->main_pid = 0; | |
2431 | ||
2432 | if (p->pid == i->control_pid) | |
2433 | i->control_pid = 0; | |
2434 | } | |
2435 | ||
61cbdc4b LP |
2436 | if (i->main_pid > 0 || i->control_pid > 0) { |
2437 | printf("\t"); | |
2438 | ||
2439 | if (i->main_pid > 0) { | |
f3d41013 | 2440 | printf("Main PID: %u", (unsigned) i->main_pid); |
61cbdc4b LP |
2441 | |
2442 | if (i->running) { | |
f84190d8 | 2443 | _cleanup_free_ char *t = NULL; |
87d2c1ff | 2444 | get_process_comm(i->main_pid, &t); |
f84190d8 | 2445 | if (t) |
61cbdc4b | 2446 | printf(" (%s)", t); |
6d4fc029 | 2447 | } else if (i->exit_code > 0) { |
61cbdc4b LP |
2448 | printf(" (code=%s, ", sigchld_code_to_string(i->exit_code)); |
2449 | ||
d06dacd0 LP |
2450 | if (i->exit_code == CLD_EXITED) { |
2451 | const char *c; | |
2452 | ||
61cbdc4b | 2453 | printf("status=%i", i->exit_status); |
d06dacd0 | 2454 | |
1b64d026 LP |
2455 | c = exit_status_to_string(i->exit_status, EXIT_STATUS_SYSTEMD); |
2456 | if (c) | |
d06dacd0 LP |
2457 | printf("/%s", c); |
2458 | ||
2459 | } else | |
582a507f | 2460 | printf("signal=%s", signal_to_string(i->exit_status)); |
6d4fc029 LP |
2461 | printf(")"); |
2462 | } | |
61cbdc4b LP |
2463 | } |
2464 | ||
2465 | if (i->main_pid > 0 && i->control_pid > 0) | |
2466 | printf(";"); | |
2467 | ||
2468 | if (i->control_pid > 0) { | |
f84190d8 | 2469 | _cleanup_free_ char *t = NULL; |
61cbdc4b LP |
2470 | |
2471 | printf(" Control: %u", (unsigned) i->control_pid); | |
2472 | ||
87d2c1ff | 2473 | get_process_comm(i->control_pid, &t); |
f84190d8 | 2474 | if (t) |
61cbdc4b | 2475 | printf(" (%s)", t); |
61cbdc4b LP |
2476 | } |
2477 | ||
2478 | printf("\n"); | |
2479 | } | |
2480 | ||
17bb7382 LP |
2481 | if (i->status_text) |
2482 | printf("\t Status: \"%s\"\n", i->status_text); | |
2483 | ||
b08121d0 LP |
2484 | if (i->default_control_group && |
2485 | (i->main_pid > 0 || i->control_pid > 0 || cg_is_empty_by_spec(i->default_control_group, false) == 0)) { | |
ab35fb1b LP |
2486 | unsigned c; |
2487 | ||
61cbdc4b | 2488 | printf("\t CGroup: %s\n", i->default_control_group); |
ab35fb1b | 2489 | |
a8f11321 | 2490 | if (arg_transport != TRANSPORT_SSH) { |
b69d29ce LP |
2491 | unsigned k = 0; |
2492 | pid_t extra[2]; | |
2493 | ||
2494 | c = columns(); | |
2495 | if (c > 18) | |
a8f11321 LP |
2496 | c -= 18; |
2497 | else | |
2498 | c = 0; | |
ab35fb1b | 2499 | |
b69d29ce LP |
2500 | if (i->main_pid > 0) |
2501 | extra[k++] = i->main_pid; | |
2502 | ||
2503 | if (i->control_pid > 0) | |
2504 | extra[k++] = i->control_pid; | |
2505 | ||
9bdbc2e2 | 2506 | show_cgroup_and_extra_by_spec(i->default_control_group, "\t\t ", c, false, extra, k, flags); |
a8f11321 | 2507 | } |
c59760ee | 2508 | } |
45fb0699 | 2509 | |
6f003b43 LP |
2510 | if (i->id && arg_transport != TRANSPORT_SSH) { |
2511 | printf("\n"); | |
886a64fe ZJS |
2512 | show_journal_by_unit(stdout, |
2513 | i->id, | |
2514 | arg_output, | |
2515 | 0, | |
2516 | i->inactive_exit_timestamp_monotonic, | |
2517 | arg_lines, | |
2518 | getuid(), | |
2519 | flags, | |
2520 | arg_scope == UNIT_FILE_SYSTEM); | |
6f003b43 | 2521 | } |
86aa7ba4 | 2522 | |
45fb0699 | 2523 | if (i->need_daemon_reload) |
2cc59dbf | 2524 | printf("\n%sWarning:%s Unit file changed on disk, 'systemctl %s daemon-reload' recommended.\n", |
c1072ea0 LP |
2525 | ansi_highlight_red(true), |
2526 | ansi_highlight_red(false), | |
729e3769 | 2527 | arg_scope == UNIT_FILE_SYSTEM ? "--system" : "--user"); |
61cbdc4b LP |
2528 | } |
2529 | ||
b43f208f | 2530 | static void show_unit_help(UnitStatusInfo *i) { |
256425cc LP |
2531 | char **p; |
2532 | ||
2533 | assert(i); | |
2534 | ||
2535 | if (!i->documentation) { | |
2536 | log_info("Documentation for %s not known.", i->id); | |
2537 | return; | |
2538 | } | |
2539 | ||
2540 | STRV_FOREACH(p, i->documentation) { | |
2541 | ||
2542 | if (startswith(*p, "man:")) { | |
2543 | size_t k; | |
2544 | char *e = NULL; | |
cec7eda5 | 2545 | char _cleanup_free_ *page = NULL, *section = NULL; |
256425cc LP |
2546 | const char *args[4] = { "man", NULL, NULL, NULL }; |
2547 | pid_t pid; | |
2548 | ||
2549 | k = strlen(*p); | |
2550 | ||
2551 | if ((*p)[k-1] == ')') | |
2552 | e = strrchr(*p, '('); | |
2553 | ||
2554 | if (e) { | |
2555 | page = strndup((*p) + 4, e - *p - 4); | |
256425cc | 2556 | section = strndup(e + 1, *p + k - e - 2); |
cec7eda5 | 2557 | if (!page || !section) { |
0d0f0c50 | 2558 | log_oom(); |
256425cc LP |
2559 | return; |
2560 | } | |
2561 | ||
2562 | args[1] = section; | |
2563 | args[2] = page; | |
2564 | } else | |
2565 | args[1] = *p + 4; | |
2566 | ||
2567 | pid = fork(); | |
2568 | if (pid < 0) { | |
2569 | log_error("Failed to fork: %m"); | |
256425cc LP |
2570 | continue; |
2571 | } | |
2572 | ||
2573 | if (pid == 0) { | |
2574 | /* Child */ | |
2575 | execvp(args[0], (char**) args); | |
2576 | log_error("Failed to execute man: %m"); | |
2577 | _exit(EXIT_FAILURE); | |
2578 | } | |
2579 | ||
256425cc LP |
2580 | wait_for_terminate(pid, NULL); |
2581 | } else | |
0315fe37 | 2582 | log_info("Can't show: %s", *p); |
256425cc LP |
2583 | } |
2584 | } | |
2585 | ||
61cbdc4b LP |
2586 | static int status_property(const char *name, DBusMessageIter *iter, UnitStatusInfo *i) { |
2587 | ||
a4c279f8 LP |
2588 | assert(name); |
2589 | assert(iter); | |
2590 | assert(i); | |
2591 | ||
61cbdc4b LP |
2592 | switch (dbus_message_iter_get_arg_type(iter)) { |
2593 | ||
2594 | case DBUS_TYPE_STRING: { | |
2595 | const char *s; | |
2596 | ||
2597 | dbus_message_iter_get_basic(iter, &s); | |
2598 | ||
a4c279f8 | 2599 | if (!isempty(s)) { |
61cbdc4b LP |
2600 | if (streq(name, "Id")) |
2601 | i->id = s; | |
2602 | else if (streq(name, "LoadState")) | |
2603 | i->load_state = s; | |
2604 | else if (streq(name, "ActiveState")) | |
2605 | i->active_state = s; | |
2606 | else if (streq(name, "SubState")) | |
2607 | i->sub_state = s; | |
2608 | else if (streq(name, "Description")) | |
2609 | i->description = s; | |
2610 | else if (streq(name, "FragmentPath")) | |
1b64d026 LP |
2611 | i->fragment_path = s; |
2612 | else if (streq(name, "SourcePath")) | |
2613 | i->source_path = s; | |
07459bb6 | 2614 | else if (streq(name, "DefaultControlGroup")) |
61cbdc4b LP |
2615 | i->default_control_group = s; |
2616 | else if (streq(name, "StatusText")) | |
2617 | i->status_text = s; | |
2618 | else if (streq(name, "SysFSPath")) | |
2619 | i->sysfs_path = s; | |
2620 | else if (streq(name, "Where")) | |
2621 | i->where = s; | |
2622 | else if (streq(name, "What")) | |
2623 | i->what = s; | |
4a9e2fff LP |
2624 | else if (streq(name, "Following")) |
2625 | i->following = s; | |
a4375746 LP |
2626 | else if (streq(name, "UnitFileState")) |
2627 | i->unit_file_state = s; | |
f42806df LP |
2628 | else if (streq(name, "Result")) |
2629 | i->result = s; | |
61cbdc4b LP |
2630 | } |
2631 | ||
2632 | break; | |
2633 | } | |
2634 | ||
b8131a87 LP |
2635 | case DBUS_TYPE_BOOLEAN: { |
2636 | dbus_bool_t b; | |
2637 | ||
2638 | dbus_message_iter_get_basic(iter, &b); | |
2639 | ||
2640 | if (streq(name, "Accept")) | |
2641 | i->accept = b; | |
45fb0699 LP |
2642 | else if (streq(name, "NeedDaemonReload")) |
2643 | i->need_daemon_reload = b; | |
90bbc946 LP |
2644 | else if (streq(name, "ConditionResult")) |
2645 | i->condition_result = b; | |
b8131a87 LP |
2646 | |
2647 | break; | |
2648 | } | |
2649 | ||
61cbdc4b LP |
2650 | case DBUS_TYPE_UINT32: { |
2651 | uint32_t u; | |
2652 | ||
2653 | dbus_message_iter_get_basic(iter, &u); | |
2654 | ||
2655 | if (streq(name, "MainPID")) { | |
2656 | if (u > 0) { | |
2657 | i->main_pid = (pid_t) u; | |
2658 | i->running = true; | |
2659 | } | |
2660 | } else if (streq(name, "ControlPID")) | |
2661 | i->control_pid = (pid_t) u; | |
2662 | else if (streq(name, "ExecMainPID")) { | |
2663 | if (u > 0) | |
2664 | i->main_pid = (pid_t) u; | |
2665 | } else if (streq(name, "NAccepted")) | |
2666 | i->n_accepted = u; | |
2667 | else if (streq(name, "NConnections")) | |
2668 | i->n_connections = u; | |
2669 | ||
2670 | break; | |
2671 | } | |
2672 | ||
2673 | case DBUS_TYPE_INT32: { | |
2674 | int32_t j; | |
2675 | ||
2676 | dbus_message_iter_get_basic(iter, &j); | |
2677 | ||
2678 | if (streq(name, "ExecMainCode")) | |
2679 | i->exit_code = (int) j; | |
2680 | else if (streq(name, "ExecMainStatus")) | |
2681 | i->exit_status = (int) j; | |
2682 | ||
2683 | break; | |
2684 | } | |
2685 | ||
2686 | case DBUS_TYPE_UINT64: { | |
2687 | uint64_t u; | |
2688 | ||
2689 | dbus_message_iter_get_basic(iter, &u); | |
2690 | ||
2691 | if (streq(name, "ExecMainStartTimestamp")) | |
2692 | i->start_timestamp = (usec_t) u; | |
2693 | else if (streq(name, "ExecMainExitTimestamp")) | |
2694 | i->exit_timestamp = (usec_t) u; | |
584be568 LP |
2695 | else if (streq(name, "ActiveEnterTimestamp")) |
2696 | i->active_enter_timestamp = (usec_t) u; | |
2697 | else if (streq(name, "InactiveEnterTimestamp")) | |
2698 | i->inactive_enter_timestamp = (usec_t) u; | |
2699 | else if (streq(name, "InactiveExitTimestamp")) | |
2700 | i->inactive_exit_timestamp = (usec_t) u; | |
df50185b LP |
2701 | else if (streq(name, "InactiveExitTimestampMonotonic")) |
2702 | i->inactive_exit_timestamp_monotonic = (usec_t) u; | |
584be568 LP |
2703 | else if (streq(name, "ActiveExitTimestamp")) |
2704 | i->active_exit_timestamp = (usec_t) u; | |
90bbc946 LP |
2705 | else if (streq(name, "ConditionTimestamp")) |
2706 | i->condition_timestamp = (usec_t) u; | |
61cbdc4b LP |
2707 | |
2708 | break; | |
2709 | } | |
582a507f LP |
2710 | |
2711 | case DBUS_TYPE_ARRAY: { | |
2712 | ||
2713 | if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && | |
2714 | startswith(name, "Exec")) { | |
2715 | DBusMessageIter sub; | |
2716 | ||
2717 | dbus_message_iter_recurse(iter, &sub); | |
2718 | while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT) { | |
2719 | ExecStatusInfo *info; | |
2720 | int r; | |
2721 | ||
2722 | if (!(info = new0(ExecStatusInfo, 1))) | |
2723 | return -ENOMEM; | |
2724 | ||
0129173a LP |
2725 | if (!(info->name = strdup(name))) { |
2726 | free(info); | |
2727 | return -ENOMEM; | |
2728 | } | |
2729 | ||
582a507f LP |
2730 | if ((r = exec_status_info_deserialize(&sub, info)) < 0) { |
2731 | free(info); | |
2732 | return r; | |
2733 | } | |
2734 | ||
2735 | LIST_PREPEND(ExecStatusInfo, exec, i->exec, info); | |
2736 | ||
49dbfa7b LP |
2737 | dbus_message_iter_next(&sub); |
2738 | } | |
2739 | } else if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRING && | |
2740 | streq(name, "Documentation")) { | |
2741 | ||
2742 | DBusMessageIter sub; | |
2743 | ||
2744 | dbus_message_iter_recurse(iter, &sub); | |
2745 | while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRING) { | |
2746 | const char *s; | |
2747 | char **l; | |
2748 | ||
2749 | dbus_message_iter_get_basic(&sub, &s); | |
2750 | ||
2751 | l = strv_append(i->documentation, s); | |
2752 | if (!l) | |
2753 | return -ENOMEM; | |
2754 | ||
2755 | strv_free(i->documentation); | |
2756 | i->documentation = l; | |
2757 | ||
582a507f LP |
2758 | dbus_message_iter_next(&sub); |
2759 | } | |
2760 | } | |
2761 | ||
2762 | break; | |
2763 | } | |
9f39404c LP |
2764 | |
2765 | case DBUS_TYPE_STRUCT: { | |
2766 | ||
2767 | if (streq(name, "LoadError")) { | |
2768 | DBusMessageIter sub; | |
2769 | const char *n, *message; | |
2770 | int r; | |
2771 | ||
2772 | dbus_message_iter_recurse(iter, &sub); | |
2773 | ||
2774 | r = bus_iter_get_basic_and_next(&sub, DBUS_TYPE_STRING, &n, true); | |
2775 | if (r < 0) | |
2776 | return r; | |
2777 | ||
2778 | r = bus_iter_get_basic_and_next(&sub, DBUS_TYPE_STRING, &message, false); | |
2779 | if (r < 0) | |
2780 | return r; | |
2781 | ||
2782 | if (!isempty(message)) | |
2783 | i->load_error = message; | |
2784 | } | |
2785 | ||
2786 | break; | |
2787 | } | |
61cbdc4b LP |
2788 | } |
2789 | ||
2790 | return 0; | |
2791 | } | |
2792 | ||
48220598 LP |
2793 | static int print_property(const char *name, DBusMessageIter *iter) { |
2794 | assert(name); | |
2795 | assert(iter); | |
2796 | ||
61cbdc4b LP |
2797 | /* This is a low-level property printer, see |
2798 | * print_status_info() for the nicer output */ | |
2799 | ||
ea4a240d | 2800 | if (arg_property && !strv_find(arg_property, name)) |
48220598 LP |
2801 | return 0; |
2802 | ||
2803 | switch (dbus_message_iter_get_arg_type(iter)) { | |
2804 | ||
48220598 LP |
2805 | case DBUS_TYPE_STRUCT: { |
2806 | DBusMessageIter sub; | |
2807 | dbus_message_iter_recurse(iter, &sub); | |
2808 | ||
ebf57b80 | 2809 | if (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_UINT32 && streq(name, "Job")) { |
48220598 LP |
2810 | uint32_t u; |
2811 | ||
2812 | dbus_message_iter_get_basic(&sub, &u); | |
2813 | ||
2814 | if (u) | |
2815 | printf("%s=%u\n", name, (unsigned) u); | |
2816 | else if (arg_all) | |
2817 | printf("%s=\n", name); | |
2818 | ||
2819 | return 0; | |
ebf57b80 | 2820 | } else if (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRING && streq(name, "Unit")) { |
48220598 LP |
2821 | const char *s; |
2822 | ||
2823 | dbus_message_iter_get_basic(&sub, &s); | |
2824 | ||
2825 | if (arg_all || s[0]) | |
2826 | printf("%s=%s\n", name, s); | |
2827 | ||
2828 | return 0; | |
9f39404c LP |
2829 | } else if (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRING && streq(name, "LoadError")) { |
2830 | const char *a = NULL, *b = NULL; | |
2831 | ||
f786e80d | 2832 | if (bus_iter_get_basic_and_next(&sub, DBUS_TYPE_STRING, &a, true) >= 0) |
9f39404c LP |
2833 | bus_iter_get_basic_and_next(&sub, DBUS_TYPE_STRING, &b, false); |
2834 | ||
2835 | if (arg_all || !isempty(a) || !isempty(b)) | |
2836 | printf("%s=%s \"%s\"\n", name, strempty(a), strempty(b)); | |
f786e80d LP |
2837 | |
2838 | return 0; | |
48220598 LP |
2839 | } |
2840 | ||
2841 | break; | |
2842 | } | |
2843 | ||
2844 | case DBUS_TYPE_ARRAY: | |
2845 | ||
a4c279f8 | 2846 | if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && streq(name, "EnvironmentFiles")) { |
8c7be95e LP |
2847 | DBusMessageIter sub, sub2; |
2848 | ||
2849 | dbus_message_iter_recurse(iter, &sub); | |
2850 | while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT) { | |
2851 | const char *path; | |
2852 | dbus_bool_t ignore; | |
2853 | ||
2854 | dbus_message_iter_recurse(&sub, &sub2); | |
2855 | ||
2856 | if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &path, true) >= 0 && | |
2857 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_BOOLEAN, &ignore, false) >= 0) | |
ecdcbc5e | 2858 | printf("EnvironmentFile=%s (ignore_errors=%s)\n", path, yes_no(ignore)); |
8c7be95e LP |
2859 | |
2860 | dbus_message_iter_next(&sub); | |
2861 | } | |
2862 | ||
2863 | return 0; | |
2864 | ||
ebf57b80 LP |
2865 | } else if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && streq(name, "Paths")) { |
2866 | DBusMessageIter sub, sub2; | |
2867 | ||
2868 | dbus_message_iter_recurse(iter, &sub); | |
ebf57b80 LP |
2869 | while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT) { |
2870 | const char *type, *path; | |
2871 | ||
2872 | dbus_message_iter_recurse(&sub, &sub2); | |
2873 | ||
2874 | if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &type, true) >= 0 && | |
2875 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &path, false) >= 0) | |
2876 | printf("%s=%s\n", type, path); | |
2877 | ||
2878 | dbus_message_iter_next(&sub); | |
2879 | } | |
2880 | ||
707e5e52 | 2881 | return 0; |
582a507f | 2882 | |
707e5e52 LP |
2883 | } else if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && streq(name, "Timers")) { |
2884 | DBusMessageIter sub, sub2; | |
2885 | ||
2886 | dbus_message_iter_recurse(iter, &sub); | |
707e5e52 LP |
2887 | while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT) { |
2888 | const char *base; | |
2889 | uint64_t value, next_elapse; | |
2890 | ||
2891 | dbus_message_iter_recurse(&sub, &sub2); | |
2892 | ||
2893 | if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &base, true) >= 0 && | |
2894 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT64, &value, true) >= 0 && | |
552e4331 LP |
2895 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT64, &next_elapse, false) >= 0) { |
2896 | char timespan1[FORMAT_TIMESPAN_MAX], timespan2[FORMAT_TIMESPAN_MAX]; | |
2897 | ||
2898 | printf("%s={ value=%s ; next_elapse=%s }\n", | |
fe68089d | 2899 | base, |
552e4331 LP |
2900 | format_timespan(timespan1, sizeof(timespan1), value), |
2901 | format_timespan(timespan2, sizeof(timespan2), next_elapse)); | |
2902 | } | |
fe68089d LP |
2903 | |
2904 | dbus_message_iter_next(&sub); | |
2905 | } | |
2906 | ||
2907 | return 0; | |
fe68089d | 2908 | |
d8bbda91 LP |
2909 | } else if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && streq(name, "ControlGroupAttributes")) { |
2910 | DBusMessageIter sub, sub2; | |
2911 | ||
2912 | dbus_message_iter_recurse(iter, &sub); | |
2913 | while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT) { | |
2914 | const char *controller, *attr, *value; | |
2915 | ||
2916 | dbus_message_iter_recurse(&sub, &sub2); | |
2917 | ||
2918 | if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &controller, true) >= 0 && | |
2919 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &attr, true) >= 0 && | |
2920 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &value, false) >= 0) { | |
2921 | ||
71645aca | 2922 | printf("ControlGroupAttributes={ controller=%s ; attribute=%s ; value=\"%s\" }\n", |
d8bbda91 LP |
2923 | controller, |
2924 | attr, | |
2925 | value); | |
2926 | } | |
2927 | ||
2928 | dbus_message_iter_next(&sub); | |
2929 | } | |
2930 | ||
2931 | return 0; | |
2932 | ||
582a507f LP |
2933 | } else if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && startswith(name, "Exec")) { |
2934 | DBusMessageIter sub; | |
fe68089d LP |
2935 | |
2936 | dbus_message_iter_recurse(iter, &sub); | |
fe68089d | 2937 | while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT) { |
582a507f | 2938 | ExecStatusInfo info; |
fe68089d | 2939 | |
582a507f LP |
2940 | zero(info); |
2941 | if (exec_status_info_deserialize(&sub, &info) >= 0) { | |
fe68089d | 2942 | char timestamp1[FORMAT_TIMESTAMP_MAX], timestamp2[FORMAT_TIMESTAMP_MAX]; |
cec7eda5 | 2943 | char _cleanup_free_ *t; |
582a507f LP |
2944 | |
2945 | t = strv_join(info.argv, " "); | |
2946 | ||
ecdcbc5e | 2947 | printf("%s={ path=%s ; argv[]=%s ; ignore_errors=%s ; start_time=[%s] ; stop_time=[%s] ; pid=%u ; code=%s ; status=%i%s%s }\n", |
582a507f LP |
2948 | name, |
2949 | strna(info.path), | |
2950 | strna(t), | |
b708e7ce | 2951 | yes_no(info.ignore), |
582a507f LP |
2952 | strna(format_timestamp(timestamp1, sizeof(timestamp1), info.start_timestamp)), |
2953 | strna(format_timestamp(timestamp2, sizeof(timestamp2), info.exit_timestamp)), | |
2954 | (unsigned) info. pid, | |
2955 | sigchld_code_to_string(info.code), | |
2956 | info.status, | |
2957 | info.code == CLD_EXITED ? "" : "/", | |
2958 | strempty(info.code == CLD_EXITED ? NULL : signal_to_string(info.status))); | |
fe68089d LP |
2959 | } |
2960 | ||
582a507f LP |
2961 | free(info.path); |
2962 | strv_free(info.argv); | |
707e5e52 LP |
2963 | |
2964 | dbus_message_iter_next(&sub); | |
2965 | } | |
2966 | ||
48220598 LP |
2967 | return 0; |
2968 | } | |
2969 | ||
2970 | break; | |
2971 | } | |
2972 | ||
a4c279f8 LP |
2973 | if (generic_print_property(name, iter, arg_all) > 0) |
2974 | return 0; | |
2975 | ||
48220598 LP |
2976 | if (arg_all) |
2977 | printf("%s=[unprintable]\n", name); | |
2978 | ||
2979 | return 0; | |
2980 | } | |
2981 | ||
be8088a2 | 2982 | static int show_one(const char *verb, DBusConnection *bus, const char *path, bool show_properties, bool *new_line) { |
f84190d8 | 2983 | _cleanup_free_ DBusMessage *reply = NULL; |
48220598 LP |
2984 | const char *interface = ""; |
2985 | int r; | |
48220598 | 2986 | DBusMessageIter iter, sub, sub2, sub3; |
61cbdc4b | 2987 | UnitStatusInfo info; |
582a507f | 2988 | ExecStatusInfo *p; |
48220598 | 2989 | |
48220598 | 2990 | assert(path); |
61cbdc4b | 2991 | assert(new_line); |
48220598 | 2992 | |
61cbdc4b | 2993 | zero(info); |
48220598 | 2994 | |
f84190d8 | 2995 | r = bus_method_call_with_reply( |
f22f08cd SP |
2996 | bus, |
2997 | "org.freedesktop.systemd1", | |
2998 | path, | |
2999 | "org.freedesktop.DBus.Properties", | |
3000 | "GetAll", | |
3001 | &reply, | |
3002 | NULL, | |
3003 | DBUS_TYPE_STRING, &interface, | |
3004 | DBUS_TYPE_INVALID); | |
f84190d8 LP |
3005 | if (r < 0) |
3006 | return r; | |
48220598 LP |
3007 | |
3008 | if (!dbus_message_iter_init(reply, &iter) || | |
3009 | dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY || | |
3010 | dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_DICT_ENTRY) { | |
3011 | log_error("Failed to parse reply."); | |
f84190d8 | 3012 | return -EIO; |
48220598 LP |
3013 | } |
3014 | ||
3015 | dbus_message_iter_recurse(&iter, &sub); | |
3016 | ||
61cbdc4b LP |
3017 | if (*new_line) |
3018 | printf("\n"); | |
3019 | ||
3020 | *new_line = true; | |
3021 | ||
48220598 LP |
3022 | while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) { |
3023 | const char *name; | |
3024 | ||
f84190d8 | 3025 | assert(dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_DICT_ENTRY); |
48220598 | 3026 | dbus_message_iter_recurse(&sub, &sub2); |
0183528f | 3027 | |
f84190d8 LP |
3028 | if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &name, true) < 0 || |
3029 | dbus_message_iter_get_arg_type(&sub2) != DBUS_TYPE_VARIANT) { | |
48220598 | 3030 | log_error("Failed to parse reply."); |
f84190d8 | 3031 | return -EIO; |
48220598 LP |
3032 | } |
3033 | ||
3034 | dbus_message_iter_recurse(&sub2, &sub3); | |
3035 | ||
61cbdc4b LP |
3036 | if (show_properties) |
3037 | r = print_property(name, &sub3); | |
3038 | else | |
3039 | r = status_property(name, &sub3, &info); | |
61cbdc4b | 3040 | if (r < 0) { |
48220598 | 3041 | log_error("Failed to parse reply."); |
f84190d8 | 3042 | return -EIO; |
48220598 LP |
3043 | } |
3044 | ||
3045 | dbus_message_iter_next(&sub); | |
3046 | } | |
3047 | ||
f1e36d67 LP |
3048 | r = 0; |
3049 | ||
256425cc | 3050 | if (!show_properties) { |
b43f208f KS |
3051 | if (streq(verb, "help")) |
3052 | show_unit_help(&info); | |
256425cc LP |
3053 | else |
3054 | print_status_info(&info); | |
3055 | } | |
f1e36d67 | 3056 | |
49dbfa7b LP |
3057 | strv_free(info.documentation); |
3058 | ||
22f4096c | 3059 | if (!streq_ptr(info.active_state, "active") && |
be8088a2 LP |
3060 | !streq_ptr(info.active_state, "reloading") && |
3061 | streq(verb, "status")) | |
22f4096c LP |
3062 | /* According to LSB: "program not running" */ |
3063 | r = 3; | |
61cbdc4b | 3064 | |
582a507f LP |
3065 | while ((p = info.exec)) { |
3066 | LIST_REMOVE(ExecStatusInfo, exec, info.exec, p); | |
3067 | exec_status_info_free(p); | |
3068 | } | |
3069 | ||
48220598 LP |
3070 | return r; |
3071 | } | |
3072 | ||
a223b325 | 3073 | static int show_one_by_pid(const char *verb, DBusConnection *bus, uint32_t pid, bool *new_line) { |
f84190d8 | 3074 | _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; |
a223b325 | 3075 | const char *path = NULL; |
cec7eda5 | 3076 | DBusError _cleanup_dbus_error_free_ error; |
a223b325 MS |
3077 | int r; |
3078 | ||
3079 | dbus_error_init(&error); | |
3080 | ||
f84190d8 | 3081 | r = bus_method_call_with_reply( |
f22f08cd SP |
3082 | bus, |
3083 | "org.freedesktop.systemd1", | |
3084 | "/org/freedesktop/systemd1", | |
3085 | "org.freedesktop.systemd1.Manager", | |
3086 | "GetUnitByPID", | |
3087 | &reply, | |
3088 | NULL, | |
3089 | DBUS_TYPE_UINT32, &pid, | |
3090 | DBUS_TYPE_INVALID); | |
f84190d8 | 3091 | if (r < 0) |
cec7eda5 | 3092 | return r; |
a223b325 MS |
3093 | |
3094 | if (!dbus_message_get_args(reply, &error, | |
3095 | DBUS_TYPE_OBJECT_PATH, &path, | |
3096 | DBUS_TYPE_INVALID)) { | |
3097 | log_error("Failed to parse reply: %s", bus_error_message(&error)); | |
cec7eda5 | 3098 | return -EIO; |
a223b325 MS |
3099 | } |
3100 | ||
3101 | r = show_one(verb, bus, path, false, new_line); | |
a223b325 MS |
3102 | return r; |
3103 | } | |
3104 | ||
265a7a2a ZJS |
3105 | static int show_all(const char* verb, DBusConnection *bus, bool show_properties, bool *new_line) { |
3106 | _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; | |
3107 | _cleanup_free_ struct unit_info *unit_infos = NULL; | |
3108 | unsigned c = 0; | |
3109 | const struct unit_info *u; | |
3110 | int r; | |
3111 | ||
3112 | r = get_unit_list(bus, &reply, &unit_infos, &c); | |
3113 | if (r < 0) | |
3114 | return r; | |
3115 | ||
3116 | for (u = unit_infos; u < unit_infos + c; u++) { | |
3117 | char _cleanup_free_ *p = NULL; | |
3118 | ||
3119 | if (!output_show_unit(u)) | |
3120 | continue; | |
3121 | ||
3122 | p = unit_dbus_path_from_name(u->id); | |
3123 | if (!p) | |
3124 | return log_oom(); | |
3125 | ||
3126 | printf("%s -> '%s'\n", u->id, p); | |
3127 | ||
3128 | r = show_one(verb, bus, p, show_properties, new_line); | |
3129 | if (r != 0) | |
3130 | return r; | |
3131 | } | |
3132 | ||
3133 | return 0; | |
3134 | } | |
3135 | ||
a223b325 MS |
3136 | static int show(DBusConnection *bus, char **args) { |
3137 | int r, ret = 0; | |
265a7a2a | 3138 | bool show_properties, show_status, new_line = false; |
729e3769 | 3139 | char **name; |
48220598 LP |
3140 | |
3141 | assert(bus); | |
3142 | assert(args); | |
3143 | ||
256425cc | 3144 | show_properties = streq(args[0], "show"); |
265a7a2a | 3145 | show_status = streq(args[0], "status"); |
61cbdc4b | 3146 | |
ec14911e | 3147 | if (show_properties) |
1968a360 | 3148 | pager_open_if_enabled(); |
ec14911e | 3149 | |
f84190d8 | 3150 | /* If no argument is specified inspect the manager itself */ |
48220598 | 3151 | |
f84190d8 | 3152 | if (show_properties && strv_length(args) <= 1) |
a223b325 | 3153 | return show_one(args[0], bus, "/org/freedesktop/systemd1", show_properties, &new_line); |
48220598 | 3154 | |
265a7a2a ZJS |
3155 | if (show_status && strv_length(args) <= 1) |
3156 | return show_all(args[0], bus, false, &new_line); | |
3157 | ||
729e3769 | 3158 | STRV_FOREACH(name, args+1) { |
48220598 LP |
3159 | uint32_t id; |
3160 | ||
729e3769 | 3161 | if (safe_atou32(*name, &id) < 0) { |
f84190d8 | 3162 | _cleanup_free_ char *p = NULL, *n = NULL; |
598b557b | 3163 | /* Interpret as unit name */ |
48220598 | 3164 | |
b0193f1c | 3165 | n = unit_name_mangle(*name); |
f84190d8 LP |
3166 | if (!n) |
3167 | return log_oom(); | |
3168 | ||
3169 | p = unit_dbus_path_from_name(n); | |
0d0f0c50 SL |
3170 | if (!p) |
3171 | return log_oom(); | |
48220598 | 3172 | |
a223b325 | 3173 | r = show_one(args[0], bus, p, show_properties, &new_line); |
a223b325 MS |
3174 | if (r != 0) |
3175 | ret = r; | |
ed2d7a44 | 3176 | |
598b557b | 3177 | } else if (show_properties) { |
f84190d8 | 3178 | _cleanup_free_ char *p = NULL; |
598b557b LP |
3179 | |
3180 | /* Interpret as job id */ | |
0d0f0c50 SL |
3181 | if (asprintf(&p, "/org/freedesktop/systemd1/job/%u", id) < 0) |
3182 | return log_oom(); | |
48220598 | 3183 | |
a223b325 | 3184 | r = show_one(args[0], bus, p, show_properties, &new_line); |
a223b325 MS |
3185 | if (r != 0) |
3186 | ret = r; | |
48220598 | 3187 | |
598b557b | 3188 | } else { |
598b557b | 3189 | /* Interpret as PID */ |
a223b325 MS |
3190 | r = show_one_by_pid(args[0], bus, id, &new_line); |
3191 | if (r != 0) | |
3192 | ret = r; | |
48220598 | 3193 | } |
48220598 LP |
3194 | } |
3195 | ||
22f4096c | 3196 | return ret; |
0183528f LP |
3197 | } |
3198 | ||
729e3769 | 3199 | static int dump(DBusConnection *bus, char **args) { |
f84190d8 | 3200 | _cleanup_free_ DBusMessage *reply = NULL; |
7e4249b9 LP |
3201 | DBusError error; |
3202 | int r; | |
3203 | const char *text; | |
3204 | ||
3205 | dbus_error_init(&error); | |
3206 | ||
1968a360 | 3207 | pager_open_if_enabled(); |
ec14911e | 3208 | |
f84190d8 | 3209 | r = bus_method_call_with_reply( |
f22f08cd SP |
3210 | bus, |
3211 | "org.freedesktop.systemd1", | |
3212 | "/org/freedesktop/systemd1", | |
3213 | "org.freedesktop.systemd1.Manager", | |
3214 | "Dump", | |
3215 | &reply, | |
3216 | NULL, | |
3217 | DBUS_TYPE_INVALID); | |
f84190d8 LP |
3218 | if (r < 0) |
3219 | return r; | |
7e4249b9 LP |
3220 | |
3221 | if (!dbus_message_get_args(reply, &error, | |
3222 | DBUS_TYPE_STRING, &text, | |
3223 | DBUS_TYPE_INVALID)) { | |
4cf5d675 | 3224 | log_error("Failed to parse reply: %s", bus_error_message(&error)); |
f84190d8 LP |
3225 | dbus_error_free(&error); |
3226 | return -EIO; | |
7e4249b9 LP |
3227 | } |
3228 | ||
3229 | fputs(text, stdout); | |
f84190d8 | 3230 | return 0; |
7e4249b9 LP |
3231 | } |
3232 | ||
729e3769 | 3233 | static int snapshot(DBusConnection *bus, char **args) { |
5dd9014f | 3234 | _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; |
7e4249b9 LP |
3235 | DBusError error; |
3236 | int r; | |
7e4249b9 LP |
3237 | dbus_bool_t cleanup = FALSE; |
3238 | DBusMessageIter iter, sub; | |
3239 | const char | |
1dcf6065 | 3240 | *path, *id, |
7e4249b9 LP |
3241 | *interface = "org.freedesktop.systemd1.Unit", |
3242 | *property = "Id"; | |
5dd9014f | 3243 | _cleanup_free_ char *n = NULL; |
7e4249b9 LP |
3244 | |
3245 | dbus_error_init(&error); | |
3246 | ||
1dcf6065 LP |
3247 | if (strv_length(args) > 1) |
3248 | n = snapshot_name_mangle(args[1]); | |
3249 | else | |
3250 | n = strdup(""); | |
3251 | if (!n) | |
3252 | return log_oom(); | |
7e4249b9 | 3253 | |
f22f08cd SP |
3254 | r = bus_method_call_with_reply ( |
3255 | bus, | |
3256 | "org.freedesktop.systemd1", | |
3257 | "/org/freedesktop/systemd1", | |
3258 | "org.freedesktop.systemd1.Manager", | |
3259 | "CreateSnapshot", | |
3260 | &reply, | |
3261 | NULL, | |
1dcf6065 | 3262 | DBUS_TYPE_STRING, &n, |
f22f08cd SP |
3263 | DBUS_TYPE_BOOLEAN, &cleanup, |
3264 | DBUS_TYPE_INVALID); | |
5dd9014f | 3265 | if (r < 0) |
1dcf6065 | 3266 | return r; |
7e4249b9 LP |
3267 | |
3268 | if (!dbus_message_get_args(reply, &error, | |
3269 | DBUS_TYPE_OBJECT_PATH, &path, | |
3270 | DBUS_TYPE_INVALID)) { | |
4cf5d675 | 3271 | log_error("Failed to parse reply: %s", bus_error_message(&error)); |
1dcf6065 LP |
3272 | dbus_error_free(&error); |
3273 | return -EIO; | |
7e4249b9 LP |
3274 | } |
3275 | ||
7e4249b9 | 3276 | dbus_message_unref(reply); |
5dd9014f LP |
3277 | reply = NULL; |
3278 | ||
f22f08cd SP |
3279 | r = bus_method_call_with_reply ( |
3280 | bus, | |
3281 | "org.freedesktop.systemd1", | |
3282 | path, | |
3283 | "org.freedesktop.DBus.Properties", | |
3284 | "Get", | |
3285 | &reply, | |
3286 | NULL, | |
3287 | DBUS_TYPE_STRING, &interface, | |
3288 | DBUS_TYPE_STRING, &property, | |
3289 | DBUS_TYPE_INVALID); | |
5dd9014f | 3290 | if (r < 0) |
1dcf6065 | 3291 | return r; |
7e4249b9 LP |
3292 | |
3293 | if (!dbus_message_iter_init(reply, &iter) || | |
3294 | dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) { | |
3295 | log_error("Failed to parse reply."); | |
1dcf6065 | 3296 | return -EIO; |
7e4249b9 LP |
3297 | } |
3298 | ||
3299 | dbus_message_iter_recurse(&iter, &sub); | |
3300 | ||
3301 | if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRING) { | |
3302 | log_error("Failed to parse reply."); | |
1dcf6065 | 3303 | return -EIO; |
7e4249b9 LP |
3304 | } |
3305 | ||
3306 | dbus_message_iter_get_basic(&sub, &id); | |
0183528f LP |
3307 | |
3308 | if (!arg_quiet) | |
3309 | puts(id); | |
7e4249b9 | 3310 | |
1dcf6065 | 3311 | return 0; |
7e4249b9 LP |
3312 | } |
3313 | ||
729e3769 | 3314 | static int delete_snapshot(DBusConnection *bus, char **args) { |
729e3769 | 3315 | char **name; |
6759e7a7 | 3316 | |
6759e7a7 LP |
3317 | assert(args); |
3318 | ||
729e3769 | 3319 | STRV_FOREACH(name, args+1) { |
5dd9014f LP |
3320 | _cleanup_free_ char *n = NULL; |
3321 | int r; | |
6759e7a7 | 3322 | |
1dcf6065 LP |
3323 | n = snapshot_name_mangle(*name); |
3324 | if (!n) | |
3325 | return log_oom(); | |
3326 | ||
5dd9014f | 3327 | r = bus_method_call_with_reply( |
f22f08cd | 3328 | bus, |
b0193f1c LP |
3329 | "org.freedesktop.systemd1", |
3330 | "/org/freedesktop/systemd1", | |
3331 | "org.freedesktop.systemd1.Manager", | |
5dd9014f | 3332 | "RemoveSnapshot", |
f22f08cd SP |
3333 | NULL, |
3334 | NULL, | |
1dcf6065 | 3335 | DBUS_TYPE_STRING, &n, |
f22f08cd | 3336 | DBUS_TYPE_INVALID); |
5dd9014f LP |
3337 | if (r < 0) |
3338 | return r; | |
6759e7a7 LP |
3339 | } |
3340 | ||
5dd9014f | 3341 | return 0; |
6759e7a7 LP |
3342 | } |
3343 | ||
729e3769 | 3344 | static int daemon_reload(DBusConnection *bus, char **args) { |
7e4249b9 LP |
3345 | int r; |
3346 | const char *method; | |
c516c8d1 | 3347 | DBusError error; |
7e4249b9 | 3348 | |
e4b61340 LP |
3349 | if (arg_action == ACTION_RELOAD) |
3350 | method = "Reload"; | |
3351 | else if (arg_action == ACTION_REEXEC) | |
3352 | method = "Reexecute"; | |
3353 | else { | |
3354 | assert(arg_action == ACTION_SYSTEMCTL); | |
3355 | ||
3356 | method = | |
20b09ca7 LP |
3357 | streq(args[0], "clear-jobs") || |
3358 | streq(args[0], "cancel") ? "ClearJobs" : | |
3359 | streq(args[0], "daemon-reexec") ? "Reexecute" : | |
3360 | streq(args[0], "reset-failed") ? "ResetFailed" : | |
3361 | streq(args[0], "halt") ? "Halt" : | |
3362 | streq(args[0], "poweroff") ? "PowerOff" : | |
3363 | streq(args[0], "reboot") ? "Reboot" : | |
3364 | streq(args[0], "kexec") ? "KExec" : | |
3365 | streq(args[0], "exit") ? "Exit" : | |
3366 | /* "daemon-reload" */ "Reload"; | |
e4b61340 | 3367 | } |
7e4249b9 | 3368 | |
1dcf6065 | 3369 | r = bus_method_call_with_reply( |
f22f08cd SP |
3370 | bus, |
3371 | "org.freedesktop.systemd1", | |
3372 | "/org/freedesktop/systemd1", | |
3373 | "org.freedesktop.systemd1.Manager", | |
3374 | method, | |
3375 | NULL, | |
c516c8d1 | 3376 | &error, |
f22f08cd SP |
3377 | DBUS_TYPE_INVALID); |
3378 | ||
3379 | if (r == -ENOENT && arg_action != ACTION_SYSTEMCTL) | |
3380 | /* There's always a fallback possible for | |
3381 | * legacy actions. */ | |
3382 | r = -EADDRNOTAVAIL; | |
3383 | else if (r == -ETIMEDOUT && streq(method, "Reexecute")) | |
3384 | /* On reexecution, we expect a disconnect, not | |
3385 | * a reply */ | |
3386 | r = 0; | |
1dcf6065 | 3387 | else if (r < 0) |
c516c8d1 | 3388 | log_error("Failed to issue method call: %s", bus_error_message(&error)); |
7e4249b9 | 3389 | |
1dcf6065 | 3390 | dbus_error_free(&error); |
7e4249b9 LP |
3391 | return r; |
3392 | } | |
3393 | ||
729e3769 | 3394 | static int reset_failed(DBusConnection *bus, char **args) { |
f22f08cd | 3395 | int r = 0; |
f84190d8 | 3396 | char **name; |
5632e374 | 3397 | |
729e3769 LP |
3398 | if (strv_length(args) <= 1) |
3399 | return daemon_reload(bus, args); | |
5632e374 | 3400 | |
729e3769 | 3401 | STRV_FOREACH(name, args+1) { |
f84190d8 LP |
3402 | _cleanup_free_ char *n; |
3403 | ||
f22f08cd | 3404 | n = unit_name_mangle(*name); |
f84190d8 LP |
3405 | if (!n) |
3406 | return log_oom(); | |
3407 | ||
3408 | r = bus_method_call_with_reply( | |
f22f08cd | 3409 | bus, |
b0193f1c LP |
3410 | "org.freedesktop.systemd1", |
3411 | "/org/freedesktop/systemd1", | |
3412 | "org.freedesktop.systemd1.Manager", | |
f22f08cd SP |
3413 | "ResetFailedUnit", |
3414 | NULL, | |
3415 | NULL, | |
f84190d8 | 3416 | DBUS_TYPE_STRING, &n, |
f22f08cd | 3417 | DBUS_TYPE_INVALID); |
f84190d8 LP |
3418 | if (r < 0) |
3419 | return r; | |
5632e374 LP |
3420 | } |
3421 | ||
f84190d8 | 3422 | return 0; |
5632e374 LP |
3423 | } |
3424 | ||
729e3769 | 3425 | static int show_enviroment(DBusConnection *bus, char **args) { |
f84190d8 | 3426 | _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; |
7e4249b9 LP |
3427 | DBusMessageIter iter, sub, sub2; |
3428 | int r; | |
3429 | const char | |
3430 | *interface = "org.freedesktop.systemd1.Manager", | |
3431 | *property = "Environment"; | |
3432 | ||
1968a360 | 3433 | pager_open_if_enabled(); |
ec14911e | 3434 | |
f84190d8 | 3435 | r = bus_method_call_with_reply( |
f22f08cd SP |
3436 | bus, |
3437 | "org.freedesktop.systemd1", | |
3438 | "/org/freedesktop/systemd1", | |
3439 | "org.freedesktop.DBus.Properties", | |
3440 | "Get", | |
3441 | &reply, | |
3442 | NULL, | |
3443 | DBUS_TYPE_STRING, &interface, | |
3444 | DBUS_TYPE_STRING, &property, | |
3445 | DBUS_TYPE_INVALID); | |
f84190d8 LP |
3446 | if (r < 0) |
3447 | return r; | |
7e4249b9 LP |
3448 | |
3449 | if (!dbus_message_iter_init(reply, &iter) || | |
3450 | dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) { | |
3451 | log_error("Failed to parse reply."); | |
f84190d8 | 3452 | return -EIO; |
7e4249b9 LP |
3453 | } |
3454 | ||
3455 | dbus_message_iter_recurse(&iter, &sub); | |
3456 | ||
3457 | if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_ARRAY || | |
3458 | dbus_message_iter_get_element_type(&sub) != DBUS_TYPE_STRING) { | |
3459 | log_error("Failed to parse reply."); | |
f84190d8 | 3460 | return -EIO; |
7e4249b9 LP |
3461 | } |
3462 | ||
3463 | dbus_message_iter_recurse(&sub, &sub2); | |
3464 | ||
3465 | while (dbus_message_iter_get_arg_type(&sub2) != DBUS_TYPE_INVALID) { | |
3466 | const char *text; | |
3467 | ||
3468 | if (dbus_message_iter_get_arg_type(&sub2) != DBUS_TYPE_STRING) { | |
3469 | log_error("Failed to parse reply."); | |
f84190d8 | 3470 | return -EIO; |
7e4249b9 LP |
3471 | } |
3472 | ||
3473 | dbus_message_iter_get_basic(&sub2, &text); | |
f84190d8 | 3474 | puts(text); |
7e4249b9 LP |
3475 | |
3476 | dbus_message_iter_next(&sub2); | |
3477 | } | |
3478 | ||
f84190d8 | 3479 | return 0; |
7e4249b9 LP |
3480 | } |
3481 | ||
957eb8ca | 3482 | static int switch_root(DBusConnection *bus, char **args) { |
957eb8ca | 3483 | unsigned l; |
13068da8 TG |
3484 | const char *root; |
3485 | _cleanup_free_ char *init = NULL; | |
957eb8ca LP |
3486 | |
3487 | l = strv_length(args); | |
3488 | if (l < 2 || l > 3) { | |
3489 | log_error("Wrong number of arguments."); | |
3490 | return -EINVAL; | |
3491 | } | |
3492 | ||
3493 | root = args[1]; | |
13068da8 TG |
3494 | |
3495 | if (l >= 3) | |
3496 | init = strdup(args[2]); | |
3497 | else { | |
3498 | parse_env_file("/proc/cmdline", WHITESPACE, | |
3499 | "init", &init, | |
3500 | NULL); | |
3501 | ||
3502 | if (!init) | |
3503 | init = strdup(""); | |
13068da8 | 3504 | } |
f84190d8 LP |
3505 | if (!init) |
3506 | return log_oom(); | |
13068da8 TG |
3507 | |
3508 | log_debug("switching root - root: %s; init: %s", root, init); | |
957eb8ca | 3509 | |
f84190d8 | 3510 | return bus_method_call_with_reply( |
f22f08cd | 3511 | bus, |
957eb8ca LP |
3512 | "org.freedesktop.systemd1", |
3513 | "/org/freedesktop/systemd1", | |
3514 | "org.freedesktop.systemd1.Manager", | |
f22f08cd SP |
3515 | "SwitchRoot", |
3516 | NULL, | |
3517 | NULL, | |
3518 | DBUS_TYPE_STRING, &root, | |
3519 | DBUS_TYPE_STRING, &init, | |
3520 | DBUS_TYPE_INVALID); | |
957eb8ca LP |
3521 | } |
3522 | ||
729e3769 | 3523 | static int set_environment(DBusConnection *bus, char **args) { |
31e767f7 | 3524 | _cleanup_dbus_message_unref_ DBusMessage *m = NULL, *reply = NULL; |
7e4249b9 | 3525 | DBusError error; |
7e4249b9 | 3526 | const char *method; |
31e767f7 LP |
3527 | DBusMessageIter iter; |
3528 | int r; | |
3529 | ||
3530 | assert(bus); | |
60f9ba0b | 3531 | assert(args); |
7e4249b9 LP |
3532 | |
3533 | dbus_error_init(&error); | |
3534 | ||
3535 | method = streq(args[0], "set-environment") | |
3536 | ? "SetEnvironment" | |
3537 | : "UnsetEnvironment"; | |
3538 | ||
31e767f7 LP |
3539 | m = dbus_message_new_method_call( |
3540 | "org.freedesktop.systemd1", | |
3541 | "/org/freedesktop/systemd1", | |
3542 | "org.freedesktop.systemd1.Manager", | |
3543 | method); | |
3544 | if (!m) | |
3545 | return log_oom(); | |
7e4249b9 LP |
3546 | |
3547 | dbus_message_iter_init_append(m, &iter); | |
3548 | ||
31e767f7 LP |
3549 | r = bus_append_strv_iter(&iter, args + 1); |
3550 | if (r < 0) | |
3551 | return log_oom(); | |
7e4249b9 | 3552 | |
31e767f7 LP |
3553 | reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error); |
3554 | if (!reply) { | |
4cf5d675 | 3555 | log_error("Failed to issue method call: %s", bus_error_message(&error)); |
f84190d8 LP |
3556 | dbus_error_free(&error); |
3557 | return -EIO; | |
7e4249b9 LP |
3558 | } |
3559 | ||
f84190d8 | 3560 | return 0; |
7e4249b9 LP |
3561 | } |
3562 | ||
729e3769 LP |
3563 | static int enable_sysv_units(char **args) { |
3564 | int r = 0; | |
ee5762e3 | 3565 | |
77e68fa2 | 3566 | #if defined(HAVE_SYSV_COMPAT) && defined(HAVE_CHKCONFIG) |
729e3769 LP |
3567 | const char *verb = args[0]; |
3568 | unsigned f = 1, t = 1; | |
3569 | LookupPaths paths; | |
ee5762e3 | 3570 | |
729e3769 LP |
3571 | if (arg_scope != UNIT_FILE_SYSTEM) |
3572 | return 0; | |
ee5762e3 | 3573 | |
729e3769 LP |
3574 | if (!streq(verb, "enable") && |
3575 | !streq(verb, "disable") && | |
3576 | !streq(verb, "is-enabled")) | |
3577 | return 0; | |
ee5762e3 | 3578 | |
729e3769 LP |
3579 | /* Processes all SysV units, and reshuffles the array so that |
3580 | * afterwards only the native units remain */ | |
ee5762e3 | 3581 | |
729e3769 | 3582 | zero(paths); |
67445f4e | 3583 | r = lookup_paths_init(&paths, SYSTEMD_SYSTEM, false, NULL, NULL, NULL); |
729e3769 LP |
3584 | if (r < 0) |
3585 | return r; | |
ee5762e3 | 3586 | |
729e3769 | 3587 | r = 0; |
729e3769 LP |
3588 | for (f = 1; args[f]; f++) { |
3589 | const char *name; | |
3590 | char *p; | |
3591 | bool found_native = false, found_sysv; | |
3592 | unsigned c = 1; | |
3593 | const char *argv[6] = { "/sbin/chkconfig", NULL, NULL, NULL, NULL }; | |
3594 | char **k, *l, *q = NULL; | |
3595 | int j; | |
3596 | pid_t pid; | |
3597 | siginfo_t status; | |
ee5762e3 | 3598 | |
729e3769 | 3599 | name = args[f]; |
ee5762e3 | 3600 | |
729e3769 LP |
3601 | if (!endswith(name, ".service")) |
3602 | continue; | |
ee5762e3 | 3603 | |
729e3769 LP |
3604 | if (path_is_absolute(name)) |
3605 | continue; | |
ee5762e3 | 3606 | |
729e3769 LP |
3607 | STRV_FOREACH(k, paths.unit_path) { |
3608 | p = NULL; | |
ee5762e3 | 3609 | |
729e3769 LP |
3610 | if (!isempty(arg_root)) |
3611 | asprintf(&p, "%s/%s/%s", arg_root, *k, name); | |
3612 | else | |
3613 | asprintf(&p, "%s/%s", *k, name); | |
ee5762e3 | 3614 | |
729e3769 | 3615 | if (!p) { |
0d0f0c50 | 3616 | r = log_oom(); |
729e3769 LP |
3617 | goto finish; |
3618 | } | |
ee5762e3 | 3619 | |
729e3769 LP |
3620 | found_native = access(p, F_OK) >= 0; |
3621 | free(p); | |
ee5762e3 | 3622 | |
729e3769 LP |
3623 | if (found_native) |
3624 | break; | |
3625 | } | |
ee5762e3 | 3626 | |
729e3769 LP |
3627 | if (found_native) |
3628 | continue; | |
ee5762e3 | 3629 | |
729e3769 LP |
3630 | p = NULL; |
3631 | if (!isempty(arg_root)) | |
3632 | asprintf(&p, "%s/" SYSTEM_SYSVINIT_PATH "/%s", arg_root, name); | |
3633 | else | |
3634 | asprintf(&p, SYSTEM_SYSVINIT_PATH "/%s", name); | |
3635 | if (!p) { | |
0d0f0c50 | 3636 | r = log_oom(); |
729e3769 LP |
3637 | goto finish; |
3638 | } | |
ee5762e3 | 3639 | |
729e3769 LP |
3640 | p[strlen(p) - sizeof(".service") + 1] = 0; |
3641 | found_sysv = access(p, F_OK) >= 0; | |
ee5762e3 | 3642 | |
729e3769 LP |
3643 | if (!found_sysv) { |
3644 | free(p); | |
3645 | continue; | |
71fad675 LP |
3646 | } |
3647 | ||
729e3769 LP |
3648 | /* Mark this entry, so that we don't try enabling it as native unit */ |
3649 | args[f] = (char*) ""; | |
ee5762e3 | 3650 | |
729e3769 | 3651 | log_info("%s is not a native service, redirecting to /sbin/chkconfig.", name); |
ee5762e3 | 3652 | |
729e3769 LP |
3653 | if (!isempty(arg_root)) |
3654 | argv[c++] = q = strappend("--root=", arg_root); | |
ee5762e3 | 3655 | |
9eb977db | 3656 | argv[c++] = path_get_file_name(p); |
729e3769 LP |
3657 | argv[c++] = |
3658 | streq(verb, "enable") ? "on" : | |
3659 | streq(verb, "disable") ? "off" : "--level=5"; | |
3660 | argv[c] = NULL; | |
ee5762e3 | 3661 | |
729e3769 LP |
3662 | l = strv_join((char**)argv, " "); |
3663 | if (!l) { | |
729e3769 LP |
3664 | free(q); |
3665 | free(p); | |
0d0f0c50 | 3666 | r = log_oom(); |
729e3769 LP |
3667 | goto finish; |
3668 | } | |
ee5762e3 | 3669 | |
729e3769 LP |
3670 | log_info("Executing %s", l); |
3671 | free(l); | |
ee5762e3 | 3672 | |
729e3769 LP |
3673 | pid = fork(); |
3674 | if (pid < 0) { | |
3675 | log_error("Failed to fork: %m"); | |
3676 | free(p); | |
3677 | free(q); | |
3678 | r = -errno; | |
3679 | goto finish; | |
3680 | } else if (pid == 0) { | |
3681 | /* Child */ | |
ee5762e3 | 3682 | |
729e3769 LP |
3683 | execv(argv[0], (char**) argv); |
3684 | _exit(EXIT_FAILURE); | |
3685 | } | |
ee5762e3 | 3686 | |
729e3769 LP |
3687 | free(p); |
3688 | free(q); | |
ee5762e3 | 3689 | |
729e3769 LP |
3690 | j = wait_for_terminate(pid, &status); |
3691 | if (j < 0) { | |
3692 | log_error("Failed to wait for child: %s", strerror(-r)); | |
3693 | r = j; | |
3694 | goto finish; | |
3695 | } | |
ee5762e3 | 3696 | |
729e3769 LP |
3697 | if (status.si_code == CLD_EXITED) { |
3698 | if (streq(verb, "is-enabled")) { | |
3699 | if (status.si_status == 0) { | |
3700 | if (!arg_quiet) | |
3701 | puts("enabled"); | |
3702 | r = 1; | |
3703 | } else { | |
3704 | if (!arg_quiet) | |
3705 | puts("disabled"); | |
3706 | } | |
ee5762e3 | 3707 | |
729e3769 LP |
3708 | } else if (status.si_status != 0) { |
3709 | r = -EINVAL; | |
3710 | goto finish; | |
3711 | } | |
3712 | } else { | |
3713 | r = -EPROTO; | |
3714 | goto finish; | |
3715 | } | |
ee5762e3 LP |
3716 | } |
3717 | ||
729e3769 LP |
3718 | finish: |
3719 | lookup_paths_free(&paths); | |
ee5762e3 | 3720 | |
729e3769 LP |
3721 | /* Drop all SysV units */ |
3722 | for (f = 1, t = 1; args[f]; f++) { | |
ee5762e3 | 3723 | |
729e3769 | 3724 | if (isempty(args[f])) |
ee5762e3 LP |
3725 | continue; |
3726 | ||
729e3769 LP |
3727 | args[t++] = args[f]; |
3728 | } | |
ee5762e3 | 3729 | |
729e3769 | 3730 | args[t] = NULL; |
ee5762e3 | 3731 | |
729e3769 LP |
3732 | #endif |
3733 | return r; | |
3734 | } | |
ee5762e3 | 3735 | |
37370d0c | 3736 | static int mangle_names(char **original_names, char ***mangled_names) { |
a33fdebb | 3737 | char **i, **l, **name; |
37370d0c | 3738 | |
a33fdebb LP |
3739 | l = new(char*, strv_length(original_names) + 1); |
3740 | if (!l) | |
37370d0c VP |
3741 | return log_oom(); |
3742 | ||
a33fdebb | 3743 | i = l; |
37370d0c | 3744 | STRV_FOREACH(name, original_names) { |
44386fc1 LN |
3745 | |
3746 | /* When enabling units qualified path names are OK, | |
3747 | * too, hence allow them explicitly. */ | |
3748 | ||
3749 | if (is_path(*name)) | |
3750 | *i = strdup(*name); | |
3751 | else | |
3752 | *i = unit_name_mangle(*name); | |
3753 | ||
a33fdebb LP |
3754 | if (!*i) { |
3755 | strv_free(l); | |
37370d0c | 3756 | return log_oom(); |
a33fdebb LP |
3757 | } |
3758 | ||
3759 | i++; | |
37370d0c | 3760 | } |
a33fdebb LP |
3761 | |
3762 | *i = NULL; | |
3763 | *mangled_names = l; | |
37370d0c VP |
3764 | |
3765 | return 0; | |
3766 | } | |
3767 | ||
729e3769 LP |
3768 | static int enable_unit(DBusConnection *bus, char **args) { |
3769 | const char *verb = args[0]; | |
3770 | UnitFileChange *changes = NULL; | |
3771 | unsigned n_changes = 0, i; | |
3772 | int carries_install_info = -1; | |
cec7eda5 | 3773 | DBusMessage _cleanup_dbus_message_unref_ *m = NULL, *reply = NULL; |
729e3769 | 3774 | int r; |
cec7eda5 ZJS |
3775 | DBusError _cleanup_dbus_error_free_ error; |
3776 | char _cleanup_strv_free_ **mangled_names = NULL; | |
3777 | ||
3778 | dbus_error_init(&error); | |
ee5762e3 | 3779 | |
729e3769 LP |
3780 | r = enable_sysv_units(args); |
3781 | if (r < 0) | |
3782 | return r; | |
ee5762e3 | 3783 | |
ab5919fa MS |
3784 | if (!args[1]) |
3785 | return 0; | |
3786 | ||
729e3769 LP |
3787 | if (!bus || avoid_bus()) { |
3788 | if (streq(verb, "enable")) { | |
3789 | r = unit_file_enable(arg_scope, arg_runtime, arg_root, args+1, arg_force, &changes, &n_changes); | |
3790 | carries_install_info = r; | |
3791 | } else if (streq(verb, "disable")) | |
3792 | r = unit_file_disable(arg_scope, arg_runtime, arg_root, args+1, &changes, &n_changes); | |
3793 | else if (streq(verb, "reenable")) { | |
3794 | r = unit_file_reenable(arg_scope, arg_runtime, arg_root, args+1, arg_force, &changes, &n_changes); | |
3795 | carries_install_info = r; | |
3796 | } else if (streq(verb, "link")) | |
3797 | r = unit_file_link(arg_scope, arg_runtime, arg_root, args+1, arg_force, &changes, &n_changes); | |
3798 | else if (streq(verb, "preset")) { | |
3799 | r = unit_file_preset(arg_scope, arg_runtime, arg_root, args+1, arg_force, &changes, &n_changes); | |
3800 | carries_install_info = r; | |
3801 | } else if (streq(verb, "mask")) | |
3802 | r = unit_file_mask(arg_scope, arg_runtime, arg_root, args+1, arg_force, &changes, &n_changes); | |
3803 | else if (streq(verb, "unmask")) | |
3804 | r = unit_file_unmask(arg_scope, arg_runtime, arg_root, args+1, &changes, &n_changes); | |
3805 | else | |
3806 | assert_not_reached("Unknown verb"); | |
ee5762e3 | 3807 | |
729e3769 LP |
3808 | if (r < 0) { |
3809 | log_error("Operation failed: %s", strerror(-r)); | |
3810 | goto finish; | |
ee5762e3 LP |
3811 | } |
3812 | ||
d1f262fa LP |
3813 | if (!arg_quiet) { |
3814 | for (i = 0; i < n_changes; i++) { | |
3815 | if (changes[i].type == UNIT_FILE_SYMLINK) | |
3816 | log_info("ln -s '%s' '%s'", changes[i].source, changes[i].path); | |
3817 | else | |
3818 | log_info("rm '%s'", changes[i].path); | |
3819 | } | |
ee5762e3 LP |
3820 | } |
3821 | ||
df77cdf0 | 3822 | r = 0; |
729e3769 LP |
3823 | } else { |
3824 | const char *method; | |
3825 | bool send_force = true, expect_carries_install_info = false; | |
3826 | dbus_bool_t a, b; | |
3827 | DBusMessageIter iter, sub, sub2; | |
3828 | ||
3829 | if (streq(verb, "enable")) { | |
3830 | method = "EnableUnitFiles"; | |
3831 | expect_carries_install_info = true; | |
3832 | } else if (streq(verb, "disable")) { | |
3833 | method = "DisableUnitFiles"; | |
3834 | send_force = false; | |
3835 | } else if (streq(verb, "reenable")) { | |
3836 | method = "ReenableUnitFiles"; | |
3837 | expect_carries_install_info = true; | |
3838 | } else if (streq(verb, "link")) | |
3839 | method = "LinkUnitFiles"; | |
3840 | else if (streq(verb, "preset")) { | |
3841 | method = "PresetUnitFiles"; | |
3842 | expect_carries_install_info = true; | |
3843 | } else if (streq(verb, "mask")) | |
3844 | method = "MaskUnitFiles"; | |
3845 | else if (streq(verb, "unmask")) { | |
3846 | method = "UnmaskUnitFiles"; | |
3847 | send_force = false; | |
3848 | } else | |
3849 | assert_not_reached("Unknown verb"); | |
3850 | ||
3851 | m = dbus_message_new_method_call( | |
3852 | "org.freedesktop.systemd1", | |
3853 | "/org/freedesktop/systemd1", | |
3854 | "org.freedesktop.systemd1.Manager", | |
3855 | method); | |
3856 | if (!m) { | |
0d0f0c50 | 3857 | r = log_oom(); |
ee5762e3 LP |
3858 | goto finish; |
3859 | } | |
3860 | ||
729e3769 | 3861 | dbus_message_iter_init_append(m, &iter); |
ee5762e3 | 3862 | |
37370d0c VP |
3863 | r = mangle_names(args+1, &mangled_names); |
3864 | if(r < 0) | |
3865 | goto finish; | |
3866 | ||
3867 | r = bus_append_strv_iter(&iter, mangled_names); | |
729e3769 LP |
3868 | if (r < 0) { |
3869 | log_error("Failed to append unit files."); | |
ee5762e3 LP |
3870 | goto finish; |
3871 | } | |
3872 | ||
729e3769 LP |
3873 | a = arg_runtime; |
3874 | if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_BOOLEAN, &a)) { | |
3875 | log_error("Failed to append runtime boolean."); | |
ee5762e3 LP |
3876 | r = -ENOMEM; |
3877 | goto finish; | |
3878 | } | |
3879 | ||
729e3769 LP |
3880 | if (send_force) { |
3881 | b = arg_force; | |
be394c48 | 3882 | |
729e3769 LP |
3883 | if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_BOOLEAN, &b)) { |
3884 | log_error("Failed to append force boolean."); | |
3885 | r = -ENOMEM; | |
3886 | goto finish; | |
3887 | } | |
09adcdf7 | 3888 | } |
ee5762e3 | 3889 | |
729e3769 LP |
3890 | reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error); |
3891 | if (!reply) { | |
3892 | log_error("Failed to issue method call: %s", bus_error_message(&error)); | |
3893 | r = -EIO; | |
3894 | goto finish; | |
ee5762e3 LP |
3895 | } |
3896 | ||
729e3769 LP |
3897 | if (!dbus_message_iter_init(reply, &iter)) { |
3898 | log_error("Failed to initialize iterator."); | |
3899 | goto finish; | |
3900 | } | |
be394c48 | 3901 | |
729e3769 LP |
3902 | if (expect_carries_install_info) { |
3903 | r = bus_iter_get_basic_and_next(&iter, DBUS_TYPE_BOOLEAN, &b, true); | |
3904 | if (r < 0) { | |
3905 | log_error("Failed to parse reply."); | |
3906 | goto finish; | |
3907 | } | |
ee5762e3 | 3908 | |
729e3769 | 3909 | carries_install_info = b; |
ee5762e3 LP |
3910 | } |
3911 | ||
729e3769 LP |
3912 | if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY || |
3913 | dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_STRUCT) { | |
3914 | log_error("Failed to parse reply."); | |
3915 | r = -EIO; | |
3916 | goto finish; | |
ee5762e3 LP |
3917 | } |
3918 | ||
729e3769 LP |
3919 | dbus_message_iter_recurse(&iter, &sub); |
3920 | while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) { | |
3921 | const char *type, *path, *source; | |
c8b2e52c | 3922 | |
729e3769 LP |
3923 | if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRUCT) { |
3924 | log_error("Failed to parse reply."); | |
3925 | r = -EIO; | |
3926 | goto finish; | |
c8b2e52c LP |
3927 | } |
3928 | ||
729e3769 | 3929 | dbus_message_iter_recurse(&sub, &sub2); |
c8b2e52c | 3930 | |
729e3769 LP |
3931 | if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &type, true) < 0 || |
3932 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &path, true) < 0 || | |
3933 | bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &source, false) < 0) { | |
3934 | log_error("Failed to parse reply."); | |
3935 | r = -EIO; | |
3936 | goto finish; | |
c8b2e52c LP |
3937 | } |
3938 | ||
d1f262fa LP |
3939 | if (!arg_quiet) { |
3940 | if (streq(type, "symlink")) | |
3941 | log_info("ln -s '%s' '%s'", source, path); | |
3942 | else | |
3943 | log_info("rm '%s'", path); | |
3944 | } | |
b77398f7 | 3945 | |
729e3769 LP |
3946 | dbus_message_iter_next(&sub); |
3947 | } | |
b77398f7 | 3948 | |
729e3769 | 3949 | /* Try to reload if enabeld */ |
d6cb60c7 | 3950 | if (!arg_no_reload) |
729e3769 | 3951 | r = daemon_reload(bus, args); |
b647f10d | 3952 | } |
3d3961f2 | 3953 | |
729e3769 | 3954 | if (carries_install_info == 0) |
416389f7 LP |
3955 | log_warning("The unit files have no [Install] section. They are not meant to be enabled\n" |
3956 | "using systemctl.\n" | |
3957 | "Possible reasons for having this kind of units are:\n" | |
3958 | "1) A unit may be statically enabled by being symlinked from another unit's\n" | |
3959 | " .wants/ or .requires/ directory.\n" | |
3960 | "2) A unit's purpose may be to act as a helper for some other unit which has\n" | |
3961 | " a requirement dependency on it.\n" | |
3962 | "3) A unit may be started when needed via activation (socket, path, timer,\n" | |
3963 | " D-Bus, udev, scripted systemctl call, ...).\n"); | |
ee5762e3 | 3964 | |
729e3769 | 3965 | finish: |
729e3769 | 3966 | unit_file_changes_free(changes, n_changes); |
ee5762e3 | 3967 | |
729e3769 | 3968 | return r; |
ee5762e3 LP |
3969 | } |
3970 | ||
729e3769 | 3971 | static int unit_is_enabled(DBusConnection *bus, char **args) { |
cec7eda5 | 3972 | DBusError _cleanup_dbus_error_free_ error; |
ee5762e3 | 3973 | int r; |
cec7eda5 | 3974 | DBusMessage _cleanup_dbus_message_unref_ *reply = NULL; |
729e3769 LP |
3975 | bool enabled; |
3976 | char **name; | |
dec49d88 | 3977 | char *n; |
ee5762e3 LP |
3978 | |
3979 | dbus_error_init(&error); | |
3980 | ||
729e3769 LP |
3981 | r = enable_sysv_units(args); |
3982 | if (r < 0) | |
3983 | return r; | |
ee5762e3 | 3984 | |
729e3769 | 3985 | enabled = r > 0; |
ee5762e3 | 3986 | |
729e3769 | 3987 | if (!bus || avoid_bus()) { |
ee5762e3 | 3988 | |
729e3769 LP |
3989 | STRV_FOREACH(name, args+1) { |
3990 | UnitFileState state; | |
ee5762e3 | 3991 | |
dec49d88 LN |
3992 | n = unit_name_mangle(*name); |
3993 | if (!n) | |
3994 | return log_oom(); | |
3995 | ||
3996 | state = unit_file_get_state(arg_scope, arg_root, n); | |
3997 | ||
3998 | free(n); | |
3999 | ||
cec7eda5 ZJS |
4000 | if (state < 0) |
4001 | return state; | |
ee5762e3 | 4002 | |
729e3769 LP |
4003 | if (state == UNIT_FILE_ENABLED || |
4004 | state == UNIT_FILE_ENABLED_RUNTIME || | |
4005 | state == UNIT_FILE_STATIC) | |
4006 | enabled = true; | |
4007 | ||
4008 | if (!arg_quiet) | |
4009 | puts(unit_file_state_to_string(state)); | |
71fad675 | 4010 | } |
ee5762e3 | 4011 | |
729e3769 LP |
4012 | } else { |
4013 | STRV_FOREACH(name, args+1) { | |
4014 | const char *s; | |
63a723f3 | 4015 | |
dec49d88 LN |
4016 | n = unit_name_mangle(*name); |
4017 | if (!n) | |
4018 | return log_oom(); | |
4019 | ||
f22f08cd SP |
4020 | r = bus_method_call_with_reply ( |
4021 | bus, | |
729e3769 LP |
4022 | "org.freedesktop.systemd1", |
4023 | "/org/freedesktop/systemd1", | |
4024 | "org.freedesktop.systemd1.Manager", | |
f22f08cd SP |
4025 | "GetUnitFileState", |
4026 | &reply, | |
4027 | NULL, | |
dec49d88 | 4028 | DBUS_TYPE_STRING, &n, |
f22f08cd | 4029 | DBUS_TYPE_INVALID); |
dec49d88 LN |
4030 | |
4031 | free(n); | |
4032 | ||
f22f08cd | 4033 | if (r) |
cec7eda5 | 4034 | return r; |
ee5762e3 | 4035 | |
729e3769 LP |
4036 | if (!dbus_message_get_args(reply, &error, |
4037 | DBUS_TYPE_STRING, &s, | |
4038 | DBUS_TYPE_INVALID)) { | |
4039 | log_error("Failed to parse reply: %s", bus_error_message(&error)); | |
cec7eda5 | 4040 | return -EIO; |
ee5762e3 LP |
4041 | } |
4042 | ||
729e3769 | 4043 | dbus_message_unref(reply); |
f22f08cd | 4044 | reply = NULL; |
ee5762e3 | 4045 | |
729e3769 LP |
4046 | if (streq(s, "enabled") || |
4047 | streq(s, "enabled-runtime") || | |
4048 | streq(s, "static")) | |
4049 | enabled = true; | |
4050 | ||
4051 | if (!arg_quiet) | |
4052 | puts(s); | |
560d8f23 | 4053 | } |
ee5762e3 LP |
4054 | } |
4055 | ||
cec7eda5 | 4056 | return enabled ? 0 : 1; |
ee5762e3 LP |
4057 | } |
4058 | ||
e4b61340 | 4059 | static int systemctl_help(void) { |
7e4249b9 | 4060 | |
729e3769 LP |
4061 | pager_open_if_enabled(); |
4062 | ||
2e33c433 | 4063 | printf("%s [OPTIONS...] {COMMAND} ...\n\n" |
729e3769 | 4064 | "Query or send control commands to the systemd manager.\n\n" |
8a0867d6 LP |
4065 | " -h --help Show this help\n" |
4066 | " --version Show package version\n" | |
4067 | " -t --type=TYPE List only units of a particular type\n" | |
4068 | " -p --property=NAME Show only properties by this name\n" | |
4069 | " -a --all Show all units/properties, including dead/empty ones\n" | |
30732560 | 4070 | " --failed Show only failed units\n" |
8a0867d6 LP |
4071 | " --full Don't ellipsize unit names on output\n" |
4072 | " --fail When queueing a new job, fail if conflicting jobs are\n" | |
4073 | " pending\n" | |
e67c3609 LP |
4074 | " --ignore-dependencies\n" |
4075 | " When queueing a new job, ignore all its dependencies\n" | |
b37844d3 LP |
4076 | " -i --ignore-inhibitors\n" |
4077 | " When shutting down or sleeping, ignore inhibitors\n" | |
a8f11321 LP |
4078 | " --kill-who=WHO Who to send signal to\n" |
4079 | " -s --signal=SIGNAL Which signal to send\n" | |
aca4c786 | 4080 | " -H --host=[USER@]HOST\n" |
a8f11321 LP |
4081 | " Show information for remote host\n" |
4082 | " -P --privileged Acquire privileges before execution\n" | |
8a0867d6 LP |
4083 | " -q --quiet Suppress output\n" |
4084 | " --no-block Do not wait until operation finished\n" | |
8a0867d6 | 4085 | " --no-wall Don't send wall message before halt/power-off/reboot\n" |
8a0867d6 LP |
4086 | " --no-reload When enabling/disabling unit files, don't reload daemon\n" |
4087 | " configuration\n" | |
ebed32bf | 4088 | " --no-legend Do not print a legend (column headers and hints)\n" |
69fc152f | 4089 | " --no-pager Do not pipe output into a pager\n" |
501fc174 LP |
4090 | " --no-ask-password\n" |
4091 | " Do not ask for system passwords\n" | |
a8f11321 LP |
4092 | " --system Connect to system manager\n" |
4093 | " --user Connect to user service manager\n" | |
4094 | " --global Enable/disable unit files globally\n" | |
8a0867d6 LP |
4095 | " -f --force When enabling unit files, override existing symlinks\n" |
4096 | " When shutting down, execute action immediately\n" | |
729e3769 | 4097 | " --root=PATH Enable unit files in the specified root directory\n" |
df50185b LP |
4098 | " --runtime Enable unit files only temporarily until next reboot\n" |
4099 | " -n --lines=INTEGER Journal entries to show\n" | |
d3f2bdbf | 4100 | " -o --output=STRING Change journal output mode (short, short-monotonic,\n" |
48383c25 | 4101 | " verbose, export, json, json-pretty, json-sse, cat)\n\n" |
34c4b47b | 4102 | "Unit Commands:\n" |
729e3769 | 4103 | " list-units List loaded units\n" |
ee5762e3 LP |
4104 | " start [NAME...] Start (activate) one or more units\n" |
4105 | " stop [NAME...] Stop (deactivate) one or more units\n" | |
7e4249b9 | 4106 | " reload [NAME...] Reload one or more units\n" |
6f28c033 LP |
4107 | " restart [NAME...] Start or restart one or more units\n" |
4108 | " try-restart [NAME...] Restart one or more units if active\n" | |
d9847b32 | 4109 | " reload-or-restart [NAME...] Reload one or more units if possible,\n" |
6f28c033 | 4110 | " otherwise start or restart\n" |
d9847b32 | 4111 | " reload-or-try-restart [NAME...] Reload one or more units if possible,\n" |
6f28c033 | 4112 | " otherwise restart if active\n" |
7e4249b9 | 4113 | " isolate [NAME] Start one unit and stop all others\n" |
8a0867d6 | 4114 | " kill [NAME...] Send signal to processes of a unit\n" |
ee5762e3 | 4115 | " is-active [NAME...] Check whether units are active\n" |
1a0fce45 | 4116 | " is-failed [NAME...] Check whether units are failed\n" |
75676b72 | 4117 | " status [NAME...|PID...] Show runtime status of one or more units\n" |
6f28c033 | 4118 | " show [NAME...|JOB...] Show properties of one or more\n" |
ee5762e3 | 4119 | " units/jobs or the manager\n" |
55c0b89c | 4120 | " help [NAME...|PID...] Show manual for one or more units\n" |
fdf20a31 MM |
4121 | " reset-failed [NAME...] Reset failed state for all, one, or more\n" |
4122 | " units\n" | |
d2a30975 LP |
4123 | " get-cgroup-attr [NAME] [ATTR] ...\n" |
4124 | " Get control group attrubute\n" | |
246aa6dd LP |
4125 | " set-cgroup-attr [NAME] [ATTR] [VALUE] ...\n" |
4126 | " Set control group attribute\n" | |
4127 | " unset-cgroup-attr [NAME] [ATTR...]\n" | |
4128 | " Unset control group attribute\n" | |
d2a30975 LP |
4129 | " set-cgroup [NAME] [CGROUP...] Add unit to a control group\n" |
4130 | " unset-cgroup [NAME] [CGROUP...] Remove unit from a control group\n" | |
55c0b89c LN |
4131 | " load [NAME...] Load one or more units\n" |
4132 | " list-dependencies [NAME] Recursively show units which are required\n" | |
4133 | " or wanted by this unit\n\n" | |
34c4b47b | 4134 | "Unit File Commands:\n" |
729e3769 | 4135 | " list-unit-files List installed unit files\n" |
ee5762e3 LP |
4136 | " enable [NAME...] Enable one or more unit files\n" |
4137 | " disable [NAME...] Disable one or more unit files\n" | |
729e3769 LP |
4138 | " reenable [NAME...] Reenable one or more unit files\n" |
4139 | " preset [NAME...] Enable/disable one or more unit files\n" | |
4140 | " based on preset configuration\n" | |
4141 | " mask [NAME...] Mask one or more units\n" | |
4142 | " unmask [NAME...] Unmask one or more units\n" | |
4143 | " link [PATH...] Link one or more units files into\n" | |
4144 | " the search path\n" | |
34c4b47b LP |
4145 | " is-enabled [NAME...] Check whether unit files are enabled\n\n" |
4146 | "Job Commands:\n" | |
48220598 | 4147 | " list-jobs List jobs\n" |
34c4b47b LP |
4148 | " cancel [JOB...] Cancel all, one, or more jobs\n\n" |
4149 | "Status Commands:\n" | |
7e4249b9 | 4150 | " dump Dump server status\n" |
34c4b47b | 4151 | "Snapshot Commands:\n" |
7e4249b9 | 4152 | " snapshot [NAME] Create a snapshot\n" |
34c4b47b LP |
4153 | " delete [NAME...] Remove one or more snapshots\n\n" |
4154 | "Environment Commands:\n" | |
7e4249b9 LP |
4155 | " show-environment Dump environment\n" |
4156 | " set-environment [NAME=VALUE...] Set one or more environment variables\n" | |
34c4b47b LP |
4157 | " unset-environment [NAME...] Unset one or more environment variables\n\n" |
4158 | "Manager Lifecycle Commands:\n" | |
4159 | " daemon-reload Reload systemd manager configuration\n" | |
4160 | " daemon-reexec Reexecute systemd manager\n\n" | |
4161 | "System Commands:\n" | |
20b09ca7 LP |
4162 | " default Enter system default mode\n" |
4163 | " rescue Enter system rescue mode\n" | |
4164 | " emergency Enter system emergency mode\n" | |
514f4ef5 | 4165 | " halt Shut down and halt the system\n" |
2e33c433 | 4166 | " poweroff Shut down and power-off the system\n" |
514f4ef5 | 4167 | " reboot Shut down and reboot the system\n" |
20b09ca7 | 4168 | " kexec Shut down and reboot the system with kexec\n" |
6edd7d0a | 4169 | " exit Request user instance exit\n" |
957eb8ca | 4170 | " switch-root [ROOT] [INIT] Change to a different root file system\n" |
6edd7d0a | 4171 | " suspend Suspend the system\n" |
6524990f LP |
4172 | " hibernate Hibernate the system\n" |
4173 | " hybrid-sleep Hibernate and suspend the system\n", | |
5b6319dc | 4174 | program_invocation_short_name); |
7e4249b9 LP |
4175 | |
4176 | return 0; | |
4177 | } | |
4178 | ||
e4b61340 LP |
4179 | static int halt_help(void) { |
4180 | ||
2e33c433 | 4181 | printf("%s [OPTIONS...]\n\n" |
e4b61340 LP |
4182 | "%s the system.\n\n" |
4183 | " --help Show this help\n" | |
4184 | " --halt Halt the machine\n" | |
4185 | " -p --poweroff Switch off the machine\n" | |
4186 | " --reboot Reboot the machine\n" | |
2e33c433 LP |
4187 | " -f --force Force immediate halt/power-off/reboot\n" |
4188 | " -w --wtmp-only Don't halt/power-off/reboot, just write wtmp record\n" | |
e4b61340 | 4189 | " -d --no-wtmp Don't write wtmp record\n" |
2e33c433 | 4190 | " --no-wall Don't send wall message before halt/power-off/reboot\n", |
e4b61340 LP |
4191 | program_invocation_short_name, |
4192 | arg_action == ACTION_REBOOT ? "Reboot" : | |
4193 | arg_action == ACTION_POWEROFF ? "Power off" : | |
4194 | "Halt"); | |
4195 | ||
4196 | return 0; | |
4197 | } | |
4198 | ||
4199 | static int shutdown_help(void) { | |
4200 | ||
08e4b1c5 | 4201 | printf("%s [OPTIONS...] [TIME] [WALL...]\n\n" |
e4b61340 LP |
4202 | "Shut down the system.\n\n" |
4203 | " --help Show this help\n" | |
4204 | " -H --halt Halt the machine\n" | |
4205 | " -P --poweroff Power-off the machine\n" | |
4206 | " -r --reboot Reboot the machine\n" | |
386da858 | 4207 | " -h Equivalent to --poweroff, overridden by --halt\n" |
2e33c433 | 4208 | " -k Don't halt/power-off/reboot, just send warnings\n" |
f6144808 | 4209 | " --no-wall Don't send wall message before halt/power-off/reboot\n" |
f6144808 | 4210 | " -c Cancel a pending shutdown\n", |
e4b61340 LP |
4211 | program_invocation_short_name); |
4212 | ||
4213 | return 0; | |
4214 | } | |
4215 | ||
4216 | static int telinit_help(void) { | |
4217 | ||
2e33c433 | 4218 | printf("%s [OPTIONS...] {COMMAND}\n\n" |
514f4ef5 LP |
4219 | "Send control commands to the init daemon.\n\n" |
4220 | " --help Show this help\n" | |
2e33c433 | 4221 | " --no-wall Don't send wall message before halt/power-off/reboot\n\n" |
e4b61340 LP |
4222 | "Commands:\n" |
4223 | " 0 Power-off the machine\n" | |
4224 | " 6 Reboot the machine\n" | |
514f4ef5 LP |
4225 | " 2, 3, 4, 5 Start runlevelX.target unit\n" |
4226 | " 1, s, S Enter rescue mode\n" | |
4227 | " q, Q Reload init daemon configuration\n" | |
4228 | " u, U Reexecute init daemon\n", | |
e4b61340 LP |
4229 | program_invocation_short_name); |
4230 | ||
4231 | return 0; | |
4232 | } | |
4233 | ||
4234 | static int runlevel_help(void) { | |
4235 | ||
2e33c433 | 4236 | printf("%s [OPTIONS...]\n\n" |
e4b61340 LP |
4237 | "Prints the previous and current runlevel of the init system.\n\n" |
4238 | " --help Show this help\n", | |
4239 | program_invocation_short_name); | |
4240 | ||
4241 | return 0; | |
4242 | } | |
4243 | ||
45c0c61d ZJS |
4244 | static int help_types(void) { |
4245 | int i; | |
4246 | ||
4247 | puts("Available unit types:"); | |
4248 | for(i = UNIT_SERVICE; i < _UNIT_TYPE_MAX; i++) | |
4249 | if (unit_type_table[i]) | |
4250 | puts(unit_type_table[i]); | |
4251 | ||
4252 | puts("\nAvailable unit load states: "); | |
4253 | for(i = UNIT_STUB; i < _UNIT_LOAD_STATE_MAX; i++) | |
4254 | if (unit_type_table[i]) | |
4255 | puts(unit_load_state_table[i]); | |
4256 | ||
4257 | return 0; | |
4258 | } | |
4259 | ||
e4b61340 | 4260 | static int systemctl_parse_argv(int argc, char *argv[]) { |
7e4249b9 LP |
4261 | |
4262 | enum { | |
90d473a1 | 4263 | ARG_FAIL = 0x100, |
23ade460 | 4264 | ARG_IRREVERSIBLE, |
e67c3609 | 4265 | ARG_IGNORE_DEPENDENCIES, |
35df8f27 | 4266 | ARG_VERSION, |
af2d49f7 | 4267 | ARG_USER, |
7e4249b9 | 4268 | ARG_SYSTEM, |
ee5762e3 | 4269 | ARG_GLOBAL, |
6e905d93 | 4270 | ARG_NO_BLOCK, |
ebed32bf | 4271 | ARG_NO_LEGEND, |
611efaac | 4272 | ARG_NO_PAGER, |
4445a875 | 4273 | ARG_NO_WALL, |
be394c48 | 4274 | ARG_ROOT, |
ee5762e3 | 4275 | ARG_FULL, |
ee5762e3 | 4276 | ARG_NO_RELOAD, |
501fc174 | 4277 | ARG_KILL_WHO, |
30732560 | 4278 | ARG_NO_ASK_PASSWORD, |
729e3769 | 4279 | ARG_FAILED, |
df50185b | 4280 | ARG_RUNTIME, |
568b679f | 4281 | ARG_FORCE |
7e4249b9 LP |
4282 | }; |
4283 | ||
4284 | static const struct option options[] = { | |
ee5762e3 | 4285 | { "help", no_argument, NULL, 'h' }, |
35df8f27 | 4286 | { "version", no_argument, NULL, ARG_VERSION }, |
ee5762e3 LP |
4287 | { "type", required_argument, NULL, 't' }, |
4288 | { "property", required_argument, NULL, 'p' }, | |
4289 | { "all", no_argument, NULL, 'a' }, | |
30732560 | 4290 | { "failed", no_argument, NULL, ARG_FAILED }, |
ee5762e3 LP |
4291 | { "full", no_argument, NULL, ARG_FULL }, |
4292 | { "fail", no_argument, NULL, ARG_FAIL }, | |
23ade460 | 4293 | { "irreversible", no_argument, NULL, ARG_IRREVERSIBLE }, |
e67c3609 | 4294 | { "ignore-dependencies", no_argument, NULL, ARG_IGNORE_DEPENDENCIES }, |
b37844d3 | 4295 | { "ignore-inhibitors", no_argument, NULL, 'i' }, |
af2d49f7 | 4296 | { "user", no_argument, NULL, ARG_USER }, |
ee5762e3 LP |
4297 | { "system", no_argument, NULL, ARG_SYSTEM }, |
4298 | { "global", no_argument, NULL, ARG_GLOBAL }, | |
4299 | { "no-block", no_argument, NULL, ARG_NO_BLOCK }, | |
ebed32bf | 4300 | { "no-legend", no_argument, NULL, ARG_NO_LEGEND }, |
0736af98 | 4301 | { "no-pager", no_argument, NULL, ARG_NO_PAGER }, |
ee5762e3 LP |
4302 | { "no-wall", no_argument, NULL, ARG_NO_WALL }, |
4303 | { "quiet", no_argument, NULL, 'q' }, | |
be394c48 | 4304 | { "root", required_argument, NULL, ARG_ROOT }, |
568b679f | 4305 | { "force", no_argument, NULL, ARG_FORCE }, |
ee5762e3 | 4306 | { "no-reload", no_argument, NULL, ARG_NO_RELOAD }, |
8a0867d6 LP |
4307 | { "kill-who", required_argument, NULL, ARG_KILL_WHO }, |
4308 | { "signal", required_argument, NULL, 's' }, | |
501fc174 | 4309 | { "no-ask-password", no_argument, NULL, ARG_NO_ASK_PASSWORD }, |
a8f11321 LP |
4310 | { "host", required_argument, NULL, 'H' }, |
4311 | { "privileged",no_argument, NULL, 'P' }, | |
729e3769 | 4312 | { "runtime", no_argument, NULL, ARG_RUNTIME }, |
df50185b | 4313 | { "lines", required_argument, NULL, 'n' }, |
df50185b | 4314 | { "output", required_argument, NULL, 'o' }, |
ee5762e3 | 4315 | { NULL, 0, NULL, 0 } |
7e4249b9 LP |
4316 | }; |
4317 | ||
4318 | int c; | |
4319 | ||
e4b61340 | 4320 | assert(argc >= 0); |
7e4249b9 LP |
4321 | assert(argv); |
4322 | ||
b37844d3 | 4323 | while ((c = getopt_long(argc, argv, "ht:p:aqfs:H:Pn:o:i", options, NULL)) >= 0) { |
7e4249b9 LP |
4324 | |
4325 | switch (c) { | |
4326 | ||
4327 | case 'h': | |
e4b61340 | 4328 | systemctl_help(); |
7e4249b9 | 4329 | return 0; |
35df8f27 LP |
4330 | |
4331 | case ARG_VERSION: | |
4332 | puts(PACKAGE_STRING); | |
7d568925 | 4333 | puts(SYSTEMD_FEATURES); |
35df8f27 | 4334 | return 0; |
7e4249b9 LP |
4335 | |
4336 | case 't': | |
45c0c61d ZJS |
4337 | if (streq(optarg, "help")) { |
4338 | help_types(); | |
4339 | return 0; | |
4340 | } | |
4341 | ||
c147dc42 ZJS |
4342 | if (unit_type_from_string(optarg) >= 0) { |
4343 | arg_type = optarg; | |
4344 | break; | |
6d972808 | 4345 | } |
c147dc42 ZJS |
4346 | if (unit_load_state_from_string(optarg) >= 0) { |
4347 | arg_load_state = optarg; | |
4348 | break; | |
4349 | } | |
4350 | log_error("Unkown unit type or load state '%s'.", | |
4351 | optarg); | |
45c0c61d | 4352 | log_info("Use -t help to see a list of allowed values."); |
c147dc42 | 4353 | return -EINVAL; |
ea4a240d | 4354 | case 'p': { |
033a842c ZJS |
4355 | char *word, *state; |
4356 | size_t size; | |
4357 | /* Make sure that if the empty property list | |
4358 | was specified, we won't show any properties. */ | |
4359 | const char *source = isempty(optarg) ? " " : optarg; | |
4360 | ||
4361 | FOREACH_WORD_SEPARATOR(word, size, source, ",", state) { | |
4362 | char _cleanup_free_ *prop; | |
4363 | char **tmp; | |
4364 | ||
4365 | prop = strndup(word, size); | |
4366 | if (!prop) | |
4367 | return -ENOMEM; | |
ea4a240d | 4368 | |
033a842c ZJS |
4369 | tmp = strv_append(arg_property, prop); |
4370 | if (!tmp) | |
4371 | return -ENOMEM; | |
ea4a240d | 4372 | |
033a842c ZJS |
4373 | strv_free(arg_property); |
4374 | arg_property = tmp; | |
4375 | } | |
48220598 LP |
4376 | |
4377 | /* If the user asked for a particular | |
4378 | * property, show it to him, even if it is | |
4379 | * empty. */ | |
4380 | arg_all = true; | |
033a842c | 4381 | |
48220598 | 4382 | break; |
ea4a240d | 4383 | } |
48220598 | 4384 | |
7e4249b9 LP |
4385 | case 'a': |
4386 | arg_all = true; | |
4387 | break; | |
4388 | ||
90d473a1 | 4389 | case ARG_FAIL: |
e67c3609 LP |
4390 | arg_job_mode = "fail"; |
4391 | break; | |
4392 | ||
23ade460 MS |
4393 | case ARG_IRREVERSIBLE: |
4394 | arg_job_mode = "replace-irreversibly"; | |
4395 | break; | |
4396 | ||
e67c3609 LP |
4397 | case ARG_IGNORE_DEPENDENCIES: |
4398 | arg_job_mode = "ignore-dependencies"; | |
7e4249b9 LP |
4399 | break; |
4400 | ||
af2d49f7 | 4401 | case ARG_USER: |
729e3769 | 4402 | arg_scope = UNIT_FILE_USER; |
7e4249b9 LP |
4403 | break; |
4404 | ||
4405 | case ARG_SYSTEM: | |
729e3769 LP |
4406 | arg_scope = UNIT_FILE_SYSTEM; |
4407 | break; | |
4408 | ||
4409 | case ARG_GLOBAL: | |
4410 | arg_scope = UNIT_FILE_GLOBAL; | |
7e4249b9 LP |
4411 | break; |
4412 | ||
6e905d93 LP |
4413 | case ARG_NO_BLOCK: |
4414 | arg_no_block = true; | |
7e4249b9 LP |
4415 | break; |
4416 | ||
ebed32bf MS |
4417 | case ARG_NO_LEGEND: |
4418 | arg_no_legend = true; | |
4419 | break; | |
4420 | ||
611efaac LP |
4421 | case ARG_NO_PAGER: |
4422 | arg_no_pager = true; | |
4423 | break; | |
0736af98 | 4424 | |
514f4ef5 LP |
4425 | case ARG_NO_WALL: |
4426 | arg_no_wall = true; | |
4427 | break; | |
4428 | ||
be394c48 FC |
4429 | case ARG_ROOT: |
4430 | arg_root = optarg; | |
4431 | break; | |
4432 | ||
8fe914ec LP |
4433 | case ARG_FULL: |
4434 | arg_full = true; | |
4435 | break; | |
4436 | ||
30732560 LP |
4437 | case ARG_FAILED: |
4438 | arg_failed = true; | |
4439 | break; | |
4440 | ||
0183528f LP |
4441 | case 'q': |
4442 | arg_quiet = true; | |
4443 | break; | |
4444 | ||
568b679f LP |
4445 | case ARG_FORCE: |
4446 | arg_force ++; | |
4447 | break; | |
4448 | ||
b4f27ccc | 4449 | case 'f': |
e606bb61 | 4450 | arg_force ++; |
ee5762e3 LP |
4451 | break; |
4452 | ||
4453 | case ARG_NO_RELOAD: | |
4454 | arg_no_reload = true; | |
4455 | break; | |
4456 | ||
8a0867d6 LP |
4457 | case ARG_KILL_WHO: |
4458 | arg_kill_who = optarg; | |
4459 | break; | |
4460 | ||
8a0867d6 LP |
4461 | case 's': |
4462 | if ((arg_signal = signal_from_string_try_harder(optarg)) < 0) { | |
4463 | log_error("Failed to parse signal string %s.", optarg); | |
4464 | return -EINVAL; | |
4465 | } | |
4466 | break; | |
4467 | ||
501fc174 LP |
4468 | case ARG_NO_ASK_PASSWORD: |
4469 | arg_ask_password = false; | |
4470 | break; | |
4471 | ||
a8f11321 LP |
4472 | case 'P': |
4473 | arg_transport = TRANSPORT_POLKIT; | |
4474 | break; | |
4475 | ||
4476 | case 'H': | |
4477 | arg_transport = TRANSPORT_SSH; | |
4478 | arg_host = optarg; | |
4479 | break; | |
4480 | ||
729e3769 LP |
4481 | case ARG_RUNTIME: |
4482 | arg_runtime = true; | |
4483 | break; | |
4484 | ||
df50185b LP |
4485 | case 'n': |
4486 | if (safe_atou(optarg, &arg_lines) < 0) { | |
4487 | log_error("Failed to parse lines '%s'", optarg); | |
4488 | return -EINVAL; | |
4489 | } | |
4490 | break; | |
4491 | ||
df50185b LP |
4492 | case 'o': |
4493 | arg_output = output_mode_from_string(optarg); | |
4494 | if (arg_output < 0) { | |
4495 | log_error("Unknown output '%s'.", optarg); | |
4496 | return -EINVAL; | |
4497 | } | |
4498 | break; | |
4499 | ||
b37844d3 LP |
4500 | case 'i': |
4501 | arg_ignore_inhibitors = true; | |
4502 | break; | |
4503 | ||
7e4249b9 LP |
4504 | case '?': |
4505 | return -EINVAL; | |
4506 | ||
4507 | default: | |
b0193f1c | 4508 | log_error("Unknown option code '%c'.", c); |
7e4249b9 LP |
4509 | return -EINVAL; |
4510 | } | |
4511 | } | |
4512 | ||
729e3769 | 4513 | if (arg_transport != TRANSPORT_NORMAL && arg_scope != UNIT_FILE_SYSTEM) { |
a8f11321 LP |
4514 | log_error("Cannot access user instance remotely."); |
4515 | return -EINVAL; | |
4516 | } | |
4517 | ||
7e4249b9 LP |
4518 | return 1; |
4519 | } | |
4520 | ||
e4b61340 LP |
4521 | static int halt_parse_argv(int argc, char *argv[]) { |
4522 | ||
4523 | enum { | |
4524 | ARG_HELP = 0x100, | |
4525 | ARG_HALT, | |
514f4ef5 LP |
4526 | ARG_REBOOT, |
4527 | ARG_NO_WALL | |
e4b61340 LP |
4528 | }; |
4529 | ||
4530 | static const struct option options[] = { | |
4531 | { "help", no_argument, NULL, ARG_HELP }, | |
4532 | { "halt", no_argument, NULL, ARG_HALT }, | |
4533 | { "poweroff", no_argument, NULL, 'p' }, | |
4534 | { "reboot", no_argument, NULL, ARG_REBOOT }, | |
4535 | { "force", no_argument, NULL, 'f' }, | |
4536 | { "wtmp-only", no_argument, NULL, 'w' }, | |
4537 | { "no-wtmp", no_argument, NULL, 'd' }, | |
514f4ef5 | 4538 | { "no-wall", no_argument, NULL, ARG_NO_WALL }, |
e4b61340 LP |
4539 | { NULL, 0, NULL, 0 } |
4540 | }; | |
4541 | ||
4542 | int c, runlevel; | |
4543 | ||
4544 | assert(argc >= 0); | |
4545 | assert(argv); | |
4546 | ||
4547 | if (utmp_get_runlevel(&runlevel, NULL) >= 0) | |
4548 | if (runlevel == '0' || runlevel == '6') | |
65491fd8 | 4549 | arg_force = 2; |
e4b61340 LP |
4550 | |
4551 | while ((c = getopt_long(argc, argv, "pfwdnih", options, NULL)) >= 0) { | |
4552 | switch (c) { | |
4553 | ||
4554 | case ARG_HELP: | |
4555 | halt_help(); | |
4556 | return 0; | |
4557 | ||
4558 | case ARG_HALT: | |
4559 | arg_action = ACTION_HALT; | |
4560 | break; | |
4561 | ||
4562 | case 'p': | |
a042efad MS |
4563 | if (arg_action != ACTION_REBOOT) |
4564 | arg_action = ACTION_POWEROFF; | |
e4b61340 LP |
4565 | break; |
4566 | ||
4567 | case ARG_REBOOT: | |
4568 | arg_action = ACTION_REBOOT; | |
4569 | break; | |
4570 | ||
4571 | case 'f': | |
65491fd8 | 4572 | arg_force = 2; |
e4b61340 LP |
4573 | break; |
4574 | ||
4575 | case 'w': | |
4576 | arg_dry = true; | |
4577 | break; | |
4578 | ||
4579 | case 'd': | |
4580 | arg_no_wtmp = true; | |
4581 | break; | |
4582 | ||
514f4ef5 LP |
4583 | case ARG_NO_WALL: |
4584 | arg_no_wall = true; | |
4585 | break; | |
4586 | ||
e4b61340 LP |
4587 | case 'i': |
4588 | case 'h': | |
57371e58 | 4589 | case 'n': |
e4b61340 LP |
4590 | /* Compatibility nops */ |
4591 | break; | |
4592 | ||
4593 | case '?': | |
4594 | return -EINVAL; | |
4595 | ||
4596 | default: | |
b0193f1c | 4597 | log_error("Unknown option code '%c'.", c); |
e4b61340 LP |
4598 | return -EINVAL; |
4599 | } | |
4600 | } | |
4601 | ||
4602 | if (optind < argc) { | |
4603 | log_error("Too many arguments."); | |
4604 | return -EINVAL; | |
4605 | } | |
4606 | ||
4607 | return 1; | |
4608 | } | |
4609 | ||
f6144808 LP |
4610 | static int parse_time_spec(const char *t, usec_t *_u) { |
4611 | assert(t); | |
4612 | assert(_u); | |
4613 | ||
4614 | if (streq(t, "now")) | |
4615 | *_u = 0; | |
1a639877 | 4616 | else if (!strchr(t, ':')) { |
f6144808 LP |
4617 | uint64_t u; |
4618 | ||
1a639877 | 4619 | if (safe_atou64(t, &u) < 0) |
f6144808 LP |
4620 | return -EINVAL; |
4621 | ||
4622 | *_u = now(CLOCK_REALTIME) + USEC_PER_MINUTE * u; | |
4623 | } else { | |
4624 | char *e = NULL; | |
4625 | long hour, minute; | |
4626 | struct tm tm; | |
4627 | time_t s; | |
4628 | usec_t n; | |
4629 | ||
4630 | errno = 0; | |
4631 | hour = strtol(t, &e, 10); | |
4632 | if (errno != 0 || *e != ':' || hour < 0 || hour > 23) | |
4633 | return -EINVAL; | |
4634 | ||
4635 | minute = strtol(e+1, &e, 10); | |
4636 | if (errno != 0 || *e != 0 || minute < 0 || minute > 59) | |
4637 | return -EINVAL; | |
4638 | ||
4639 | n = now(CLOCK_REALTIME); | |
08e4b1c5 LP |
4640 | s = (time_t) (n / USEC_PER_SEC); |
4641 | ||
4642 | zero(tm); | |
f6144808 LP |
4643 | assert_se(localtime_r(&s, &tm)); |
4644 | ||
4645 | tm.tm_hour = (int) hour; | |
4646 | tm.tm_min = (int) minute; | |
08e4b1c5 | 4647 | tm.tm_sec = 0; |
f6144808 LP |
4648 | |
4649 | assert_se(s = mktime(&tm)); | |
4650 | ||
4651 | *_u = (usec_t) s * USEC_PER_SEC; | |
4652 | ||
4653 | while (*_u <= n) | |
4654 | *_u += USEC_PER_DAY; | |
4655 | } | |
4656 | ||
4657 | return 0; | |
4658 | } | |
4659 | ||
e4b61340 LP |
4660 | static int shutdown_parse_argv(int argc, char *argv[]) { |
4661 | ||
4662 | enum { | |
4663 | ARG_HELP = 0x100, | |
514f4ef5 | 4664 | ARG_NO_WALL |
e4b61340 LP |
4665 | }; |
4666 | ||
4667 | static const struct option options[] = { | |
4668 | { "help", no_argument, NULL, ARG_HELP }, | |
4669 | { "halt", no_argument, NULL, 'H' }, | |
4670 | { "poweroff", no_argument, NULL, 'P' }, | |
4671 | { "reboot", no_argument, NULL, 'r' }, | |
04ebb595 | 4672 | { "kexec", no_argument, NULL, 'K' }, /* not documented extension */ |
514f4ef5 | 4673 | { "no-wall", no_argument, NULL, ARG_NO_WALL }, |
e4b61340 LP |
4674 | { NULL, 0, NULL, 0 } |
4675 | }; | |
4676 | ||
f6144808 | 4677 | int c, r; |
e4b61340 LP |
4678 | |
4679 | assert(argc >= 0); | |
4680 | assert(argv); | |
4681 | ||
f6144808 | 4682 | while ((c = getopt_long(argc, argv, "HPrhkt:afFc", options, NULL)) >= 0) { |
e4b61340 LP |
4683 | switch (c) { |
4684 | ||
4685 | case ARG_HELP: | |
4686 | shutdown_help(); | |
4687 | return 0; | |
4688 | ||
4689 | case 'H': | |
4690 | arg_action = ACTION_HALT; | |
4691 | break; | |
4692 | ||
4693 | case 'P': | |
4694 | arg_action = ACTION_POWEROFF; | |
4695 | break; | |
4696 | ||
4697 | case 'r': | |
5622dde3 KS |
4698 | if (kexec_loaded()) |
4699 | arg_action = ACTION_KEXEC; | |
4700 | else | |
4701 | arg_action = ACTION_REBOOT; | |
e4b61340 LP |
4702 | break; |
4703 | ||
04ebb595 LP |
4704 | case 'K': |
4705 | arg_action = ACTION_KEXEC; | |
4706 | break; | |
4707 | ||
e4b61340 LP |
4708 | case 'h': |
4709 | if (arg_action != ACTION_HALT) | |
4710 | arg_action = ACTION_POWEROFF; | |
4711 | break; | |
4712 | ||
4713 | case 'k': | |
4714 | arg_dry = true; | |
4715 | break; | |
4716 | ||
514f4ef5 LP |
4717 | case ARG_NO_WALL: |
4718 | arg_no_wall = true; | |
4719 | break; | |
4720 | ||
e4b61340 LP |
4721 | case 't': |
4722 | case 'a': | |
4723 | /* Compatibility nops */ | |
4724 | break; | |
4725 | ||
f6144808 LP |
4726 | case 'c': |
4727 | arg_action = ACTION_CANCEL_SHUTDOWN; | |
4728 | break; | |
4729 | ||
e4b61340 LP |
4730 | case '?': |
4731 | return -EINVAL; | |
4732 | ||
4733 | default: | |
b0193f1c | 4734 | log_error("Unknown option code '%c'.", c); |
e4b61340 LP |
4735 | return -EINVAL; |
4736 | } | |
4737 | } | |
4738 | ||
dfcc5c33 | 4739 | if (argc > optind && arg_action != ACTION_CANCEL_SHUTDOWN) { |
7e59bfcb LP |
4740 | r = parse_time_spec(argv[optind], &arg_when); |
4741 | if (r < 0) { | |
f6144808 LP |
4742 | log_error("Failed to parse time specification: %s", argv[optind]); |
4743 | return r; | |
4744 | } | |
6b5ad000 | 4745 | } else |
08e4b1c5 | 4746 | arg_when = now(CLOCK_REALTIME) + USEC_PER_MINUTE; |
442b9094 | 4747 | |
dfcc5c33 MS |
4748 | if (argc > optind && arg_action == ACTION_CANCEL_SHUTDOWN) |
4749 | /* No time argument for shutdown cancel */ | |
4750 | arg_wall = argv + optind; | |
4751 | else if (argc > optind + 1) | |
4752 | /* We skip the time argument */ | |
e4b61340 LP |
4753 | arg_wall = argv + optind + 1; |
4754 | ||
4755 | optind = argc; | |
4756 | ||
4757 | return 1; | |
e4b61340 LP |
4758 | } |
4759 | ||
4760 | static int telinit_parse_argv(int argc, char *argv[]) { | |
4761 | ||
4762 | enum { | |
4763 | ARG_HELP = 0x100, | |
514f4ef5 | 4764 | ARG_NO_WALL |
e4b61340 LP |
4765 | }; |
4766 | ||
4767 | static const struct option options[] = { | |
4768 | { "help", no_argument, NULL, ARG_HELP }, | |
514f4ef5 | 4769 | { "no-wall", no_argument, NULL, ARG_NO_WALL }, |
e4b61340 LP |
4770 | { NULL, 0, NULL, 0 } |
4771 | }; | |
4772 | ||
4773 | static const struct { | |
4774 | char from; | |
4775 | enum action to; | |
4776 | } table[] = { | |
4777 | { '0', ACTION_POWEROFF }, | |
4778 | { '6', ACTION_REBOOT }, | |
ef2f1067 | 4779 | { '1', ACTION_RESCUE }, |
e4b61340 LP |
4780 | { '2', ACTION_RUNLEVEL2 }, |
4781 | { '3', ACTION_RUNLEVEL3 }, | |
4782 | { '4', ACTION_RUNLEVEL4 }, | |
4783 | { '5', ACTION_RUNLEVEL5 }, | |
4784 | { 's', ACTION_RESCUE }, | |
4785 | { 'S', ACTION_RESCUE }, | |
4786 | { 'q', ACTION_RELOAD }, | |
4787 | { 'Q', ACTION_RELOAD }, | |
4788 | { 'u', ACTION_REEXEC }, | |
4789 | { 'U', ACTION_REEXEC } | |
4790 | }; | |
4791 | ||
4792 | unsigned i; | |
4793 | int c; | |
4794 | ||
4795 | assert(argc >= 0); | |
4796 | assert(argv); | |
4797 | ||
4798 | while ((c = getopt_long(argc, argv, "", options, NULL)) >= 0) { | |
4799 | switch (c) { | |
4800 | ||
4801 | case ARG_HELP: | |
4802 | telinit_help(); | |
4803 | return 0; | |
4804 | ||
514f4ef5 LP |
4805 | case ARG_NO_WALL: |
4806 | arg_no_wall = true; | |
4807 | break; | |
4808 | ||
e4b61340 LP |
4809 | case '?': |
4810 | return -EINVAL; | |
4811 | ||
4812 | default: | |
b0193f1c | 4813 | log_error("Unknown option code '%c'.", c); |
e4b61340 LP |
4814 | return -EINVAL; |
4815 | } | |
4816 | } | |
4817 | ||
4818 | if (optind >= argc) { | |
2f02ce40 | 4819 | telinit_help(); |
e4b61340 LP |
4820 | return -EINVAL; |
4821 | } | |
4822 | ||
4823 | if (optind + 1 < argc) { | |
4824 | log_error("Too many arguments."); | |
4825 | return -EINVAL; | |
4826 | } | |
4827 | ||
4828 | if (strlen(argv[optind]) != 1) { | |
4829 | log_error("Expected single character argument."); | |
4830 | return -EINVAL; | |
4831 | } | |
4832 | ||
4833 | for (i = 0; i < ELEMENTSOF(table); i++) | |
4834 | if (table[i].from == argv[optind][0]) | |
4835 | break; | |
4836 | ||
4837 | if (i >= ELEMENTSOF(table)) { | |
b0193f1c | 4838 | log_error("Unknown command '%s'.", argv[optind]); |
e4b61340 LP |
4839 | return -EINVAL; |
4840 | } | |
4841 | ||
4842 | arg_action = table[i].to; | |
4843 | ||
4844 | optind ++; | |
4845 | ||
4846 | return 1; | |
4847 | } | |
4848 | ||
4849 | static int runlevel_parse_argv(int argc, char *argv[]) { | |
4850 | ||
4851 | enum { | |
4852 | ARG_HELP = 0x100, | |
4853 | }; | |
4854 | ||
4855 | static const struct option options[] = { | |
4856 | { "help", no_argument, NULL, ARG_HELP }, | |
4857 | { NULL, 0, NULL, 0 } | |
4858 | }; | |
4859 | ||
4860 | int c; | |
4861 | ||
4862 | assert(argc >= 0); | |
4863 | assert(argv); | |
4864 | ||
4865 | while ((c = getopt_long(argc, argv, "", options, NULL)) >= 0) { | |
4866 | switch (c) { | |
4867 | ||
4868 | case ARG_HELP: | |
4869 | runlevel_help(); | |
4870 | return 0; | |
4871 | ||
4872 | case '?': | |
4873 | return -EINVAL; | |
4874 | ||
4875 | default: | |
b0193f1c | 4876 | log_error("Unknown option code '%c'.", c); |
e4b61340 LP |
4877 | return -EINVAL; |
4878 | } | |
4879 | } | |
4880 | ||
4881 | if (optind < argc) { | |
4882 | log_error("Too many arguments."); | |
4883 | return -EINVAL; | |
4884 | } | |
4885 | ||
4886 | return 1; | |
4887 | } | |
4888 | ||
4889 | static int parse_argv(int argc, char *argv[]) { | |
4890 | assert(argc >= 0); | |
4891 | assert(argv); | |
4892 | ||
4893 | if (program_invocation_short_name) { | |
4894 | ||
4895 | if (strstr(program_invocation_short_name, "halt")) { | |
4896 | arg_action = ACTION_HALT; | |
4897 | return halt_parse_argv(argc, argv); | |
4898 | } else if (strstr(program_invocation_short_name, "poweroff")) { | |
4899 | arg_action = ACTION_POWEROFF; | |
4900 | return halt_parse_argv(argc, argv); | |
4901 | } else if (strstr(program_invocation_short_name, "reboot")) { | |
5622dde3 KS |
4902 | if (kexec_loaded()) |
4903 | arg_action = ACTION_KEXEC; | |
4904 | else | |
4905 | arg_action = ACTION_REBOOT; | |
e4b61340 LP |
4906 | return halt_parse_argv(argc, argv); |
4907 | } else if (strstr(program_invocation_short_name, "shutdown")) { | |
4908 | arg_action = ACTION_POWEROFF; | |
4909 | return shutdown_parse_argv(argc, argv); | |
4910 | } else if (strstr(program_invocation_short_name, "init")) { | |
d5ca5f11 LP |
4911 | |
4912 | if (sd_booted() > 0) { | |
4913 | arg_action = ACTION_INVALID; | |
4914 | return telinit_parse_argv(argc, argv); | |
4915 | } else { | |
4916 | /* Hmm, so some other init system is | |
4917 | * running, we need to forward this | |
4918 | * request to it. For now we simply | |
4919 | * guess that it is Upstart. */ | |
4920 | ||
4ad61fd1 | 4921 | execv(TELINIT, argv); |
d5ca5f11 LP |
4922 | |
4923 | log_error("Couldn't find an alternative telinit implementation to spawn."); | |
4924 | return -EIO; | |
4925 | } | |
4926 | ||
e4b61340 LP |
4927 | } else if (strstr(program_invocation_short_name, "runlevel")) { |
4928 | arg_action = ACTION_RUNLEVEL; | |
4929 | return runlevel_parse_argv(argc, argv); | |
4930 | } | |
4931 | } | |
4932 | ||
4933 | arg_action = ACTION_SYSTEMCTL; | |
4934 | return systemctl_parse_argv(argc, argv); | |
4935 | } | |
4936 | ||
d55ae9e6 | 4937 | static int action_to_runlevel(void) { |
eb22ac37 LP |
4938 | |
4939 | static const char table[_ACTION_MAX] = { | |
4940 | [ACTION_HALT] = '0', | |
4941 | [ACTION_POWEROFF] = '0', | |
4942 | [ACTION_REBOOT] = '6', | |
4943 | [ACTION_RUNLEVEL2] = '2', | |
4944 | [ACTION_RUNLEVEL3] = '3', | |
4945 | [ACTION_RUNLEVEL4] = '4', | |
4946 | [ACTION_RUNLEVEL5] = '5', | |
4947 | [ACTION_RESCUE] = '1' | |
4948 | }; | |
4949 | ||
d55ae9e6 LP |
4950 | assert(arg_action < _ACTION_MAX); |
4951 | ||
4952 | return table[arg_action]; | |
4953 | } | |
4954 | ||
f1c5860b | 4955 | static int talk_upstart(void) { |
cec7eda5 ZJS |
4956 | DBusMessage _cleanup_dbus_message_unref_ *m = NULL, *reply = NULL; |
4957 | DBusError _cleanup_dbus_error_free_ error; | |
d55ae9e6 LP |
4958 | int previous, rl, r; |
4959 | char | |
4960 | env1_buf[] = "RUNLEVEL=X", | |
4961 | env2_buf[] = "PREVLEVEL=X"; | |
4962 | char *env1 = env1_buf, *env2 = env2_buf; | |
4963 | const char *emit = "runlevel"; | |
4964 | dbus_bool_t b_false = FALSE; | |
4965 | DBusMessageIter iter, sub; | |
f1c5860b | 4966 | DBusConnection *bus; |
d55ae9e6 LP |
4967 | |
4968 | dbus_error_init(&error); | |
4969 | ||
4970 | if (!(rl = action_to_runlevel())) | |
4971 | return 0; | |
4972 | ||
4973 | if (utmp_get_runlevel(&previous, NULL) < 0) | |
4974 | previous = 'N'; | |
4975 | ||
b574246b | 4976 | if (!(bus = dbus_connection_open_private("unix:abstract=/com/ubuntu/upstart", &error))) { |
f1c5860b LP |
4977 | if (dbus_error_has_name(&error, DBUS_ERROR_NO_SERVER)) { |
4978 | r = 0; | |
4979 | goto finish; | |
4980 | } | |
4981 | ||
4cf5d675 | 4982 | log_error("Failed to connect to Upstart bus: %s", bus_error_message(&error)); |
f1c5860b LP |
4983 | r = -EIO; |
4984 | goto finish; | |
4985 | } | |
4986 | ||
4987 | if ((r = bus_check_peercred(bus)) < 0) { | |
4988 | log_error("Failed to verify owner of bus."); | |
4989 | goto finish; | |
4990 | } | |
4991 | ||
d55ae9e6 LP |
4992 | if (!(m = dbus_message_new_method_call( |
4993 | "com.ubuntu.Upstart", | |
4994 | "/com/ubuntu/Upstart", | |
4995 | "com.ubuntu.Upstart0_6", | |
4996 | "EmitEvent"))) { | |
4997 | ||
4998 | log_error("Could not allocate message."); | |
f1c5860b LP |
4999 | r = -ENOMEM; |
5000 | goto finish; | |
d55ae9e6 LP |
5001 | } |
5002 | ||
5003 | dbus_message_iter_init_append(m, &iter); | |
5004 | ||
5005 | env1_buf[sizeof(env1_buf)-2] = rl; | |
5006 | env2_buf[sizeof(env2_buf)-2] = previous; | |
5007 | ||
5008 | if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &emit) || | |
5009 | !dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "s", &sub) || | |
5010 | !dbus_message_iter_append_basic(&sub, DBUS_TYPE_STRING, &env1) || | |
5011 | !dbus_message_iter_append_basic(&sub, DBUS_TYPE_STRING, &env2) || | |
5012 | !dbus_message_iter_close_container(&iter, &sub) || | |
5013 | !dbus_message_iter_append_basic(&iter, DBUS_TYPE_BOOLEAN, &b_false)) { | |
5014 | log_error("Could not append arguments to message."); | |
5015 | r = -ENOMEM; | |
5016 | goto finish; | |
5017 | } | |
5018 | ||
5019 | if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) { | |
5020 | ||
c67de56f | 5021 | if (bus_error_is_no_service(&error)) { |
aabd9b11 | 5022 | r = -EADDRNOTAVAIL; |
d55ae9e6 LP |
5023 | goto finish; |
5024 | } | |
5025 | ||
4cf5d675 | 5026 | log_error("Failed to issue method call: %s", bus_error_message(&error)); |
d55ae9e6 LP |
5027 | r = -EIO; |
5028 | goto finish; | |
5029 | } | |
5030 | ||
0a55b298 | 5031 | r = 1; |
d55ae9e6 LP |
5032 | |
5033 | finish: | |
b574246b | 5034 | if (bus) { |
5d452f9c | 5035 | dbus_connection_flush(bus); |
b574246b | 5036 | dbus_connection_close(bus); |
f1c5860b | 5037 | dbus_connection_unref(bus); |
b574246b | 5038 | } |
f1c5860b | 5039 | |
d55ae9e6 LP |
5040 | return r; |
5041 | } | |
5042 | ||
5043 | static int talk_initctl(void) { | |
427b47c4 ZJS |
5044 | struct init_request request = {0}; |
5045 | int r; | |
5046 | int _cleanup_close_ fd = -1; | |
d55ae9e6 | 5047 | char rl; |
eb22ac37 | 5048 | |
427b47c4 ZJS |
5049 | rl = action_to_runlevel(); |
5050 | if (!rl) | |
eb22ac37 LP |
5051 | return 0; |
5052 | ||
eb22ac37 LP |
5053 | request.magic = INIT_MAGIC; |
5054 | request.sleeptime = 0; | |
5055 | request.cmd = INIT_CMD_RUNLVL; | |
d55ae9e6 LP |
5056 | request.runlevel = rl; |
5057 | ||
427b47c4 ZJS |
5058 | fd = open(INIT_FIFO, O_WRONLY|O_NDELAY|O_CLOEXEC|O_NOCTTY); |
5059 | if (fd < 0) { | |
d55ae9e6 LP |
5060 | if (errno == ENOENT) |
5061 | return 0; | |
eb22ac37 | 5062 | |
d55ae9e6 | 5063 | log_error("Failed to open "INIT_FIFO": %m"); |
eb22ac37 | 5064 | return -errno; |
d55ae9e6 | 5065 | } |
eb22ac37 | 5066 | |
d55ae9e6 | 5067 | errno = 0; |
eb22ac37 | 5068 | r = loop_write(fd, &request, sizeof(request), false) != sizeof(request); |
427b47c4 | 5069 | if (r) { |
d55ae9e6 | 5070 | log_error("Failed to write to "INIT_FIFO": %m"); |
eb22ac37 | 5071 | return errno ? -errno : -EIO; |
d55ae9e6 | 5072 | } |
eb22ac37 LP |
5073 | |
5074 | return 1; | |
e4b61340 LP |
5075 | } |
5076 | ||
ee5762e3 | 5077 | static int systemctl_main(DBusConnection *bus, int argc, char *argv[], DBusError *error) { |
7e4249b9 | 5078 | |
7e4249b9 LP |
5079 | static const struct { |
5080 | const char* verb; | |
5081 | const enum { | |
5082 | MORE, | |
5083 | LESS, | |
5084 | EQUAL | |
5085 | } argc_cmp; | |
5086 | const int argc; | |
729e3769 | 5087 | int (* const dispatch)(DBusConnection *bus, char **args); |
7e4249b9 | 5088 | } verbs[] = { |
ee5762e3 | 5089 | { "list-units", LESS, 1, list_units }, |
729e3769 | 5090 | { "list-unit-files", EQUAL, 1, list_unit_files }, |
ee5762e3 LP |
5091 | { "list-jobs", EQUAL, 1, list_jobs }, |
5092 | { "clear-jobs", EQUAL, 1, daemon_reload }, | |
5093 | { "load", MORE, 2, load_unit }, | |
5094 | { "cancel", MORE, 2, cancel_job }, | |
5095 | { "start", MORE, 2, start_unit }, | |
5096 | { "stop", MORE, 2, start_unit }, | |
a76f7be2 | 5097 | { "condstop", MORE, 2, start_unit }, /* For compatibility with ALTLinux */ |
ee5762e3 LP |
5098 | { "reload", MORE, 2, start_unit }, |
5099 | { "restart", MORE, 2, start_unit }, | |
5100 | { "try-restart", MORE, 2, start_unit }, | |
5101 | { "reload-or-restart", MORE, 2, start_unit }, | |
5102 | { "reload-or-try-restart", MORE, 2, start_unit }, | |
5103 | { "force-reload", MORE, 2, start_unit }, /* For compatibility with SysV */ | |
64e5f1b7 | 5104 | { "condreload", MORE, 2, start_unit }, /* For compatibility with ALTLinux */ |
ee5762e3 LP |
5105 | { "condrestart", MORE, 2, start_unit }, /* For compatibility with RH */ |
5106 | { "isolate", EQUAL, 2, start_unit }, | |
1f4cadad LP |
5107 | { "set-cgroup", MORE, 3, set_cgroup }, |
5108 | { "unset-cgroup", MORE, 3, set_cgroup }, | |
5109 | { "get-cgroup-attr", MORE, 3, get_cgroup_attr }, | |
5110 | { "set-cgroup-attr", MORE, 4, set_cgroup_attr }, | |
5111 | { "unset-cgroup-attr", MORE, 3, set_cgroup }, | |
8a0867d6 | 5112 | { "kill", MORE, 2, kill_unit }, |
1a0fce45 TA |
5113 | { "is-active", MORE, 2, check_unit_active }, |
5114 | { "check", MORE, 2, check_unit_active }, | |
5115 | { "is-failed", MORE, 2, check_unit_failed }, | |
ee5762e3 | 5116 | { "show", MORE, 1, show }, |
265a7a2a | 5117 | { "status", MORE, 1, show }, |
b43f208f | 5118 | { "help", MORE, 2, show }, |
ee5762e3 | 5119 | { "dump", EQUAL, 1, dump }, |
ee5762e3 LP |
5120 | { "snapshot", LESS, 2, snapshot }, |
5121 | { "delete", MORE, 2, delete_snapshot }, | |
5122 | { "daemon-reload", EQUAL, 1, daemon_reload }, | |
5123 | { "daemon-reexec", EQUAL, 1, daemon_reload }, | |
ee5762e3 LP |
5124 | { "show-environment", EQUAL, 1, show_enviroment }, |
5125 | { "set-environment", MORE, 2, set_environment }, | |
5126 | { "unset-environment", MORE, 2, set_environment }, | |
5127 | { "halt", EQUAL, 1, start_special }, | |
5128 | { "poweroff", EQUAL, 1, start_special }, | |
5129 | { "reboot", EQUAL, 1, start_special }, | |
20b09ca7 | 5130 | { "kexec", EQUAL, 1, start_special }, |
6edd7d0a LP |
5131 | { "suspend", EQUAL, 1, start_special }, |
5132 | { "hibernate", EQUAL, 1, start_special }, | |
6524990f | 5133 | { "hybrid-sleep", EQUAL, 1, start_special }, |
ee5762e3 LP |
5134 | { "default", EQUAL, 1, start_special }, |
5135 | { "rescue", EQUAL, 1, start_special }, | |
5136 | { "emergency", EQUAL, 1, start_special }, | |
20b09ca7 | 5137 | { "exit", EQUAL, 1, start_special }, |
fdf20a31 | 5138 | { "reset-failed", MORE, 1, reset_failed }, |
ee5762e3 LP |
5139 | { "enable", MORE, 2, enable_unit }, |
5140 | { "disable", MORE, 2, enable_unit }, | |
729e3769 LP |
5141 | { "is-enabled", MORE, 2, unit_is_enabled }, |
5142 | { "reenable", MORE, 2, enable_unit }, | |
5143 | { "preset", MORE, 2, enable_unit }, | |
5144 | { "mask", MORE, 2, enable_unit }, | |
5145 | { "unmask", MORE, 2, enable_unit }, | |
957eb8ca LP |
5146 | { "link", MORE, 2, enable_unit }, |
5147 | { "switch-root", MORE, 2, switch_root }, | |
e31165b2 | 5148 | { "list-dependencies", LESS, 2, list_dependencies }, |
7e4249b9 LP |
5149 | }; |
5150 | ||
e4b61340 | 5151 | int left; |
7e4249b9 | 5152 | unsigned i; |
7e4249b9 | 5153 | |
e4b61340 LP |
5154 | assert(argc >= 0); |
5155 | assert(argv); | |
ee5762e3 | 5156 | assert(error); |
7e4249b9 LP |
5157 | |
5158 | left = argc - optind; | |
5159 | ||
5160 | if (left <= 0) | |
5161 | /* Special rule: no arguments means "list-units" */ | |
5162 | i = 0; | |
5163 | else { | |
b43f208f KS |
5164 | if (streq(argv[optind], "help") && !argv[optind+1]) { |
5165 | log_error("This command expects one or more " | |
5166 | "unit names. Did you mean --help?"); | |
5167 | return -EINVAL; | |
0183528f LP |
5168 | } |
5169 | ||
7e4249b9 LP |
5170 | for (i = 0; i < ELEMENTSOF(verbs); i++) |
5171 | if (streq(argv[optind], verbs[i].verb)) | |
5172 | break; | |
5173 | ||
5174 | if (i >= ELEMENTSOF(verbs)) { | |
b0193f1c | 5175 | log_error("Unknown operation '%s'.", argv[optind]); |
e4b61340 | 5176 | return -EINVAL; |
7e4249b9 LP |
5177 | } |
5178 | } | |
5179 | ||
5180 | switch (verbs[i].argc_cmp) { | |
5181 | ||
5182 | case EQUAL: | |
5183 | if (left != verbs[i].argc) { | |
5184 | log_error("Invalid number of arguments."); | |
e4b61340 | 5185 | return -EINVAL; |
7e4249b9 LP |
5186 | } |
5187 | ||
5188 | break; | |
5189 | ||
5190 | case MORE: | |
5191 | if (left < verbs[i].argc) { | |
5192 | log_error("Too few arguments."); | |
e4b61340 | 5193 | return -EINVAL; |
7e4249b9 LP |
5194 | } |
5195 | ||
5196 | break; | |
5197 | ||
5198 | case LESS: | |
5199 | if (left > verbs[i].argc) { | |
5200 | log_error("Too many arguments."); | |
e4b61340 | 5201 | return -EINVAL; |
7e4249b9 LP |
5202 | } |
5203 | ||
5204 | break; | |
5205 | ||
5206 | default: | |
5207 | assert_not_reached("Unknown comparison operator."); | |
5208 | } | |
5209 | ||
ee5762e3 LP |
5210 | /* Require a bus connection for all operations but |
5211 | * enable/disable */ | |
729e3769 LP |
5212 | if (!streq(verbs[i].verb, "enable") && |
5213 | !streq(verbs[i].verb, "disable") && | |
c971700e | 5214 | !streq(verbs[i].verb, "is-enabled") && |
d380a3bc | 5215 | !streq(verbs[i].verb, "list-unit-files") && |
729e3769 LP |
5216 | !streq(verbs[i].verb, "reenable") && |
5217 | !streq(verbs[i].verb, "preset") && | |
5218 | !streq(verbs[i].verb, "mask") && | |
5219 | !streq(verbs[i].verb, "unmask") && | |
5220 | !streq(verbs[i].verb, "link")) { | |
82e23ddd LP |
5221 | |
5222 | if (running_in_chroot() > 0) { | |
5223 | log_info("Running in chroot, ignoring request."); | |
5224 | return 0; | |
5225 | } | |
5226 | ||
3beddc78 | 5227 | if (((!streq(verbs[i].verb, "reboot") && |
59ddae9f LP |
5228 | !streq(verbs[i].verb, "halt") && |
5229 | !streq(verbs[i].verb, "poweroff")) || arg_force <= 0) && !bus) { | |
f176b5c2 LP |
5230 | log_error("Failed to get D-Bus connection: %s", |
5231 | dbus_error_is_set(error) ? error->message : "No connection to service manager."); | |
8185a509 LP |
5232 | return -EIO; |
5233 | } | |
5234 | ||
5235 | } else { | |
5236 | ||
729e3769 | 5237 | if (!bus && !avoid_bus()) { |
f176b5c2 LP |
5238 | log_error("Failed to get D-Bus connection: %s", |
5239 | dbus_error_is_set(error) ? error->message : "No connection to service manager."); | |
82e23ddd LP |
5240 | return -EIO; |
5241 | } | |
ee5762e3 LP |
5242 | } |
5243 | ||
729e3769 | 5244 | return verbs[i].dispatch(bus, argv + optind); |
e4b61340 LP |
5245 | } |
5246 | ||
52c00215 | 5247 | static int send_shutdownd(usec_t t, char mode, bool dry_run, bool warn, const char *message) { |
cec7eda5 | 5248 | int _cleanup_close_ fd; |
f6144808 | 5249 | struct msghdr msghdr; |
04ebb595 | 5250 | struct iovec iovec[2]; |
f6144808 | 5251 | union sockaddr_union sockaddr; |
04ebb595 LP |
5252 | struct sd_shutdown_command c; |
5253 | ||
5254 | fd = socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0); | |
5255 | if (fd < 0) | |
5256 | return -errno; | |
f6144808 LP |
5257 | |
5258 | zero(c); | |
04ebb595 | 5259 | c.usec = t; |
f6144808 | 5260 | c.mode = mode; |
52c00215 | 5261 | c.dry_run = dry_run; |
9be9828c LP |
5262 | c.warn_wall = warn; |
5263 | ||
f6144808 LP |
5264 | zero(sockaddr); |
5265 | sockaddr.sa.sa_family = AF_UNIX; | |
2b583ce6 | 5266 | strncpy(sockaddr.un.sun_path, "/run/systemd/shutdownd", sizeof(sockaddr.un.sun_path)); |
f6144808 | 5267 | |
f6144808 LP |
5268 | zero(msghdr); |
5269 | msghdr.msg_name = &sockaddr; | |
2b583ce6 | 5270 | msghdr.msg_namelen = offsetof(struct sockaddr_un, sun_path) + sizeof("/run/systemd/shutdownd") - 1; |
f6144808 | 5271 | |
04ebb595 LP |
5272 | zero(iovec); |
5273 | iovec[0].iov_base = (char*) &c; | |
5274 | iovec[0].iov_len = offsetof(struct sd_shutdown_command, wall_message); | |
5275 | ||
5276 | if (isempty(message)) | |
5277 | msghdr.msg_iovlen = 1; | |
5278 | else { | |
5279 | iovec[1].iov_base = (char*) message; | |
5280 | iovec[1].iov_len = strlen(message); | |
5281 | msghdr.msg_iovlen = 2; | |
5282 | } | |
5283 | msghdr.msg_iov = iovec; | |
f6144808 | 5284 | |
cec7eda5 | 5285 | if (sendmsg(fd, &msghdr, MSG_NOSIGNAL) < 0) |
f6144808 | 5286 | return -errno; |
f6144808 | 5287 | |
f6144808 LP |
5288 | return 0; |
5289 | } | |
5290 | ||
e4b61340 | 5291 | static int reload_with_fallback(DBusConnection *bus) { |
e4b61340 LP |
5292 | |
5293 | if (bus) { | |
5294 | /* First, try systemd via D-Bus. */ | |
d76702a7 | 5295 | if (daemon_reload(bus, NULL) >= 0) |
e4b61340 LP |
5296 | return 0; |
5297 | } | |
5298 | ||
5299 | /* Nothing else worked, so let's try signals */ | |
5300 | assert(arg_action == ACTION_RELOAD || arg_action == ACTION_REEXEC); | |
5301 | ||
5302 | if (kill(1, arg_action == ACTION_RELOAD ? SIGHUP : SIGTERM) < 0) { | |
5303 | log_error("kill() failed: %m"); | |
5304 | return -errno; | |
5305 | } | |
5306 | ||
5307 | return 0; | |
5308 | } | |
5309 | ||
5310 | static int start_with_fallback(DBusConnection *bus) { | |
e4b61340 LP |
5311 | |
5312 | if (bus) { | |
5313 | /* First, try systemd via D-Bus. */ | |
729e3769 | 5314 | if (start_unit(bus, NULL) >= 0) |
983d9c90 | 5315 | goto done; |
e4b61340 LP |
5316 | } |
5317 | ||
ec7f7f20 LP |
5318 | /* Hmm, talking to systemd via D-Bus didn't work. Then |
5319 | * let's try to talk to Upstart via D-Bus. */ | |
e364ad06 | 5320 | if (talk_upstart() > 0) |
ec7f7f20 LP |
5321 | goto done; |
5322 | ||
e4b61340 LP |
5323 | /* Nothing else worked, so let's try |
5324 | * /dev/initctl */ | |
fbc43921 | 5325 | if (talk_initctl() > 0) |
983d9c90 | 5326 | goto done; |
d55ae9e6 LP |
5327 | |
5328 | log_error("Failed to talk to init daemon."); | |
5329 | return -EIO; | |
983d9c90 LP |
5330 | |
5331 | done: | |
5332 | warn_wall(arg_action); | |
5333 | return 0; | |
e4b61340 LP |
5334 | } |
5335 | ||
d91b8841 | 5336 | static _noreturn_ void halt_now(enum action a) { |
e606bb61 LP |
5337 | |
5338 | /* Make sure C-A-D is handled by the kernel from this | |
5339 | * point on... */ | |
5340 | reboot(RB_ENABLE_CAD); | |
5341 | ||
4c80c73c | 5342 | switch (a) { |
e606bb61 LP |
5343 | |
5344 | case ACTION_HALT: | |
5345 | log_info("Halting."); | |
5346 | reboot(RB_HALT_SYSTEM); | |
5347 | break; | |
5348 | ||
5349 | case ACTION_POWEROFF: | |
5350 | log_info("Powering off."); | |
5351 | reboot(RB_POWER_OFF); | |
5352 | break; | |
5353 | ||
5354 | case ACTION_REBOOT: | |
5355 | log_info("Rebooting."); | |
5356 | reboot(RB_AUTOBOOT); | |
5357 | break; | |
5358 | ||
5359 | default: | |
5360 | assert_not_reached("Unknown halt action."); | |
5361 | } | |
5362 | ||
5363 | assert_not_reached("Uh? This shouldn't happen."); | |
5364 | } | |
5365 | ||
e4b61340 LP |
5366 | static int halt_main(DBusConnection *bus) { |
5367 | int r; | |
5368 | ||
748ebafa LP |
5369 | r = check_inhibitors(bus, arg_action); |
5370 | if (r < 0) | |
5371 | return r; | |
b37844d3 | 5372 | |
bc8c2f5c | 5373 | if (geteuid() != 0) { |
7e59bfcb LP |
5374 | /* Try logind if we are a normal user and no special |
5375 | * mode applies. Maybe PolicyKit allows us to shutdown | |
5376 | * the machine. */ | |
5377 | ||
5378 | if (arg_when <= 0 && | |
5379 | !arg_dry && | |
b37844d3 | 5380 | arg_force <= 0 && |
7e59bfcb LP |
5381 | (arg_action == ACTION_POWEROFF || |
5382 | arg_action == ACTION_REBOOT)) { | |
4c80c73c KS |
5383 | r = reboot_with_logind(bus, arg_action); |
5384 | if (r >= 0) | |
5385 | return r; | |
5386 | } | |
5387 | ||
cc8a7a61 | 5388 | log_error("Must be root."); |
bc8c2f5c LP |
5389 | return -EPERM; |
5390 | } | |
5391 | ||
f6144808 | 5392 | if (arg_when > 0) { |
cec7eda5 | 5393 | char _cleanup_free_ *m; |
9be9828c LP |
5394 | |
5395 | m = strv_join(arg_wall, " "); | |
5396 | r = send_shutdownd(arg_when, | |
5397 | arg_action == ACTION_HALT ? 'H' : | |
5398 | arg_action == ACTION_POWEROFF ? 'P' : | |
04ebb595 | 5399 | arg_action == ACTION_KEXEC ? 'K' : |
9be9828c | 5400 | 'r', |
52c00215 | 5401 | arg_dry, |
9be9828c LP |
5402 | !arg_no_wall, |
5403 | m); | |
9be9828c LP |
5404 | |
5405 | if (r < 0) | |
f6144808 | 5406 | log_warning("Failed to talk to shutdownd, proceeding with immediate shutdown: %s", strerror(-r)); |
08e4b1c5 | 5407 | else { |
7e59bfcb LP |
5408 | char date[FORMAT_TIMESTAMP_MAX]; |
5409 | ||
08e4b1c5 LP |
5410 | log_info("Shutdown scheduled for %s, use 'shutdown -c' to cancel.", |
5411 | format_timestamp(date, sizeof(date), arg_when)); | |
f6144808 | 5412 | return 0; |
08e4b1c5 | 5413 | } |
f6144808 LP |
5414 | } |
5415 | ||
65491fd8 | 5416 | if (!arg_dry && !arg_force) |
e4b61340 LP |
5417 | return start_with_fallback(bus); |
5418 | ||
d90e1a30 LP |
5419 | if (!arg_no_wtmp) { |
5420 | if (sd_booted() > 0) | |
5421 | log_debug("Not writing utmp record, assuming that systemd-update-utmp is used."); | |
7e59bfcb LP |
5422 | else { |
5423 | r = utmp_put_shutdown(); | |
5424 | if (r < 0) | |
5425 | log_warning("Failed to write utmp record: %s", strerror(-r)); | |
5426 | } | |
d90e1a30 | 5427 | } |
e4b61340 | 5428 | |
e4b61340 LP |
5429 | if (arg_dry) |
5430 | return 0; | |
5431 | ||
e606bb61 | 5432 | halt_now(arg_action); |
e4b61340 LP |
5433 | /* We should never reach this. */ |
5434 | return -ENOSYS; | |
5435 | } | |
5436 | ||
5437 | static int runlevel_main(void) { | |
5438 | int r, runlevel, previous; | |
5439 | ||
729e3769 LP |
5440 | r = utmp_get_runlevel(&runlevel, &previous); |
5441 | if (r < 0) { | |
5442 | puts("unknown"); | |
e4b61340 LP |
5443 | return r; |
5444 | } | |
5445 | ||
5446 | printf("%c %c\n", | |
5447 | previous <= 0 ? 'N' : previous, | |
5448 | runlevel <= 0 ? 'N' : runlevel); | |
5449 | ||
5450 | return 0; | |
5451 | } | |
5452 | ||
5453 | int main(int argc, char*argv[]) { | |
22f4096c | 5454 | int r, retval = EXIT_FAILURE; |
e4b61340 | 5455 | DBusConnection *bus = NULL; |
cec7eda5 | 5456 | DBusError _cleanup_dbus_error_free_ error; |
e4b61340 LP |
5457 | |
5458 | dbus_error_init(&error); | |
5459 | ||
a9cdc94f | 5460 | setlocale(LC_ALL, ""); |
e4b61340 | 5461 | log_parse_environment(); |
2396fb04 | 5462 | log_open(); |
e4b61340 | 5463 | |
04ebb595 LP |
5464 | r = parse_argv(argc, argv); |
5465 | if (r < 0) | |
e4b61340 LP |
5466 | goto finish; |
5467 | else if (r == 0) { | |
22f4096c | 5468 | retval = EXIT_SUCCESS; |
7e4249b9 LP |
5469 | goto finish; |
5470 | } | |
5471 | ||
e4b61340 LP |
5472 | /* /sbin/runlevel doesn't need to communicate via D-Bus, so |
5473 | * let's shortcut this */ | |
5474 | if (arg_action == ACTION_RUNLEVEL) { | |
22f4096c LP |
5475 | r = runlevel_main(); |
5476 | retval = r < 0 ? EXIT_FAILURE : r; | |
e4b61340 LP |
5477 | goto finish; |
5478 | } | |
5479 | ||
82e23ddd LP |
5480 | if (running_in_chroot() > 0 && arg_action != ACTION_SYSTEMCTL) { |
5481 | log_info("Running in chroot, ignoring request."); | |
5482 | retval = 0; | |
5483 | goto finish; | |
5484 | } | |
5485 | ||
729e3769 LP |
5486 | if (!avoid_bus()) { |
5487 | if (arg_transport == TRANSPORT_NORMAL) | |
5488 | bus_connect(arg_scope == UNIT_FILE_SYSTEM ? DBUS_BUS_SYSTEM : DBUS_BUS_SESSION, &bus, &private_bus, &error); | |
5489 | else if (arg_transport == TRANSPORT_POLKIT) { | |
5490 | bus_connect_system_polkit(&bus, &error); | |
5491 | private_bus = false; | |
5492 | } else if (arg_transport == TRANSPORT_SSH) { | |
5493 | bus_connect_system_ssh(NULL, arg_host, &bus, &error); | |
5494 | private_bus = false; | |
5495 | } else | |
5496 | assert_not_reached("Uh, invalid transport..."); | |
5497 | } | |
e4b61340 LP |
5498 | |
5499 | switch (arg_action) { | |
5500 | ||
22f4096c LP |
5501 | case ACTION_SYSTEMCTL: |
5502 | r = systemctl_main(bus, argc, argv, &error); | |
e4b61340 | 5503 | break; |
e4b61340 LP |
5504 | |
5505 | case ACTION_HALT: | |
5506 | case ACTION_POWEROFF: | |
5507 | case ACTION_REBOOT: | |
5622dde3 | 5508 | case ACTION_KEXEC: |
22f4096c | 5509 | r = halt_main(bus); |
e4b61340 LP |
5510 | break; |
5511 | ||
e4b61340 LP |
5512 | case ACTION_RUNLEVEL2: |
5513 | case ACTION_RUNLEVEL3: | |
5514 | case ACTION_RUNLEVEL4: | |
5515 | case ACTION_RUNLEVEL5: | |
5516 | case ACTION_RESCUE: | |
514f4ef5 | 5517 | case ACTION_EMERGENCY: |
eb22ac37 | 5518 | case ACTION_DEFAULT: |
22f4096c | 5519 | r = start_with_fallback(bus); |
e4b61340 | 5520 | break; |
7e4249b9 | 5521 | |
e4b61340 LP |
5522 | case ACTION_RELOAD: |
5523 | case ACTION_REEXEC: | |
22f4096c | 5524 | r = reload_with_fallback(bus); |
e4b61340 LP |
5525 | break; |
5526 | ||
dfcc5c33 MS |
5527 | case ACTION_CANCEL_SHUTDOWN: { |
5528 | char *m = NULL; | |
5529 | ||
5530 | if (arg_wall) { | |
5531 | m = strv_join(arg_wall, " "); | |
5532 | if (!m) { | |
5533 | retval = EXIT_FAILURE; | |
5534 | goto finish; | |
5535 | } | |
5536 | } | |
5537 | r = send_shutdownd(arg_when, SD_SHUTDOWN_NONE, false, !arg_no_wall, m); | |
5538 | if (r < 0) | |
5539 | log_warning("Failed to talk to shutdownd, shutdown hasn't been cancelled: %s", strerror(-r)); | |
5540 | free(m); | |
f6144808 | 5541 | break; |
dfcc5c33 | 5542 | } |
f6144808 | 5543 | |
eb22ac37 LP |
5544 | case ACTION_INVALID: |
5545 | case ACTION_RUNLEVEL: | |
e4b61340 LP |
5546 | default: |
5547 | assert_not_reached("Unknown action"); | |
5548 | } | |
7e4249b9 | 5549 | |
22f4096c LP |
5550 | retval = r < 0 ? EXIT_FAILURE : r; |
5551 | ||
7e4249b9 | 5552 | finish: |
b574246b | 5553 | if (bus) { |
5d452f9c | 5554 | dbus_connection_flush(bus); |
b574246b | 5555 | dbus_connection_close(bus); |
7e4249b9 | 5556 | dbus_connection_unref(bus); |
b574246b | 5557 | } |
7e4249b9 LP |
5558 | |
5559 | dbus_shutdown(); | |
5560 | ||
ea4a240d LP |
5561 | strv_free(arg_property); |
5562 | ||
1888c907 | 5563 | pager_close(); |
6bb92a16 LP |
5564 | ask_password_agent_close(); |
5565 | polkit_agent_close(); | |
1888c907 | 5566 | |
7e4249b9 LP |
5567 | return retval; |
5568 | } |