1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
4 This file is part of systemd.
6 Copyright 2010 Lennart Poettering
7 Copyright 2013 Marc-Antoine Perennou
9 systemd is free software; you can redistribute it and/or modify it
10 under the terms of the GNU Lesser General Public License as published by
11 the Free Software Foundation; either version 2.1 of the License, or
12 (at your option) any later version.
14 systemd is distributed in the hope that it will be useful, but
15 WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 Lesser General Public License for more details.
19 You should have received a copy of the GNU Lesser General Public License
20 along with systemd; If not, see <http://www.gnu.org/licenses/>.
23 #include <sys/reboot.h>
24 #include <linux/reboot.h>
25 #include <sys/syscall.h>
32 #include <sys/ioctl.h>
36 #include <sys/socket.h>
39 #include <sys/prctl.h>
42 #include "sd-daemon.h"
43 #include "sd-shutdown.h"
50 #include "utmp-wtmp.h"
53 #include "path-util.h"
55 #include "cgroup-show.h"
56 #include "cgroup-util.h"
58 #include "path-lookup.h"
59 #include "conf-parser.h"
60 #include "exit-status.h"
62 #include "unit-name.h"
64 #include "spawn-ask-password-agent.h"
65 #include "spawn-polkit-agent.h"
67 #include "logs-show.h"
68 #include "socket-util.h"
72 #include "bus-message.h"
73 #include "bus-error.h"
74 #include "bus-errors.h"
76 static char **arg_types = NULL;
77 static char **arg_states = NULL;
78 static char **arg_properties = NULL;
79 static bool arg_all = false;
80 static enum dependency {
86 } arg_dependency = DEPENDENCY_FORWARD;
87 static const char *arg_job_mode = "replace";
88 static UnitFileScope arg_scope = UNIT_FILE_SYSTEM;
89 static bool arg_no_block = false;
90 static bool arg_no_legend = false;
91 static bool arg_no_pager = false;
92 static bool arg_no_wtmp = false;
93 static bool arg_no_wall = false;
94 static bool arg_no_reload = false;
95 static bool arg_show_types = false;
96 static bool arg_ignore_inhibitors = false;
97 static bool arg_dry = false;
98 static bool arg_quiet = false;
99 static bool arg_full = false;
100 static bool arg_recursive = false;
101 static int arg_force = 0;
102 static bool arg_ask_password = true;
103 static bool arg_runtime = false;
104 static UnitFilePresetMode arg_preset_mode = UNIT_FILE_PRESET_FULL;
105 static char **arg_wall = NULL;
106 static const char *arg_kill_who = NULL;
107 static int arg_signal = SIGTERM;
108 static const char *arg_root = NULL;
109 static usec_t arg_when = 0;
131 ACTION_CANCEL_SHUTDOWN,
133 } arg_action = ACTION_SYSTEMCTL;
134 static BusTransport arg_transport = BUS_TRANSPORT_LOCAL;
135 static char *arg_host = NULL;
136 static unsigned arg_lines = 10;
137 static OutputMode arg_output = OUTPUT_SHORT;
138 static bool arg_plain = false;
140 static const struct {
144 { "start", "StartUnit" },
145 { "stop", "StopUnit" },
146 { "condstop", "StopUnit" },
147 { "reload", "ReloadUnit" },
148 { "restart", "RestartUnit" },
149 { "try-restart", "TryRestartUnit" },
150 { "condrestart", "TryRestartUnit" },
151 { "reload-or-restart", "ReloadOrRestartUnit" },
152 { "reload-or-try-restart", "ReloadOrTryRestartUnit" },
153 { "condreload", "ReloadOrTryRestartUnit" },
154 { "force-reload", "ReloadOrTryRestartUnit" }
157 static bool original_stdout_is_tty;
159 static int daemon_reload(sd_bus *bus, char **args);
160 static int halt_now(enum action a);
161 static int check_one_unit(sd_bus *bus, const char *name, const char *good_states, bool quiet);
163 static char** strv_skip_first(char **strv) {
164 if (strv_length(strv) > 0)
169 static void pager_open_if_enabled(void) {
177 static void ask_password_agent_open_if_enabled(void) {
179 /* Open the password agent as a child process if necessary */
181 if (!arg_ask_password)
184 if (arg_scope != UNIT_FILE_SYSTEM)
187 if (arg_transport != BUS_TRANSPORT_LOCAL)
190 ask_password_agent_open();
194 static void polkit_agent_open_if_enabled(void) {
196 /* Open the polkit agent as a child process if necessary */
198 if (!arg_ask_password)
201 if (arg_scope != UNIT_FILE_SYSTEM)
204 if (arg_transport != BUS_TRANSPORT_LOCAL)
211 static int translate_bus_error_to_exit_status(int r, const sd_bus_error *error) {
214 if (!sd_bus_error_is_set(error))
217 if (sd_bus_error_has_name(error, SD_BUS_ERROR_ACCESS_DENIED) ||
218 sd_bus_error_has_name(error, BUS_ERROR_ONLY_BY_DEPENDENCY) ||
219 sd_bus_error_has_name(error, BUS_ERROR_NO_ISOLATION) ||
220 sd_bus_error_has_name(error, BUS_ERROR_TRANSACTION_IS_DESTRUCTIVE))
221 return EXIT_NOPERMISSION;
223 if (sd_bus_error_has_name(error, BUS_ERROR_NO_SUCH_UNIT))
224 return EXIT_NOTINSTALLED;
226 if (sd_bus_error_has_name(error, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE) ||
227 sd_bus_error_has_name(error, SD_BUS_ERROR_NOT_SUPPORTED))
228 return EXIT_NOTIMPLEMENTED;
230 if (sd_bus_error_has_name(error, BUS_ERROR_LOAD_FAILED))
231 return EXIT_NOTCONFIGURED;
239 static void warn_wall(enum action a) {
240 static const char *table[_ACTION_MAX] = {
241 [ACTION_HALT] = "The system is going down for system halt NOW!",
242 [ACTION_REBOOT] = "The system is going down for reboot NOW!",
243 [ACTION_POWEROFF] = "The system is going down for power-off NOW!",
244 [ACTION_KEXEC] = "The system is going down for kexec reboot NOW!",
245 [ACTION_RESCUE] = "The system is going down to rescue mode NOW!",
246 [ACTION_EMERGENCY] = "The system is going down to emergency mode NOW!",
247 [ACTION_CANCEL_SHUTDOWN] = "The system shutdown has been cancelled NOW!"
254 _cleanup_free_ char *p;
256 p = strv_join(arg_wall, " ");
263 utmp_wall(p, NULL, NULL);
271 utmp_wall(table[a], NULL, NULL);
274 static bool avoid_bus(void) {
276 if (running_in_chroot() > 0)
279 if (sd_booted() <= 0)
282 if (!isempty(arg_root))
285 if (arg_scope == UNIT_FILE_GLOBAL)
291 static int compare_unit_info(const void *a, const void *b) {
292 const UnitInfo *u = a, *v = b;
296 /* First, order by machine */
297 if (!u->machine && v->machine)
299 if (u->machine && !v->machine)
301 if (u->machine && v->machine) {
302 r = strcasecmp(u->machine, v->machine);
307 /* Second, order by unit type */
308 d1 = strrchr(u->id, '.');
309 d2 = strrchr(v->id, '.');
311 r = strcasecmp(d1, d2);
316 /* Third, order by name */
317 return strcasecmp(u->id, v->id);
320 static bool output_show_unit(const UnitInfo *u, char **patterns) {
323 if (!strv_isempty(patterns)) {
326 STRV_FOREACH(pattern, patterns)
327 if (fnmatch(*pattern, u->id, FNM_NOESCAPE) == 0)
332 return (!arg_types || ((dot = strrchr(u->id, '.')) &&
333 strv_find(arg_types, dot+1))) &&
334 (arg_all || !(streq(u->active_state, "inactive")
335 || u->following[0]) || u->job_id > 0);
338 static int output_units_list(const UnitInfo *unit_infos, unsigned c) {
339 unsigned circle_len = 0, id_len, max_id_len, load_len, active_len, sub_len, job_len, desc_len;
341 unsigned n_shown = 0;
344 max_id_len = strlen("UNIT");
345 load_len = strlen("LOAD");
346 active_len = strlen("ACTIVE");
347 sub_len = strlen("SUB");
348 job_len = strlen("JOB");
351 for (u = unit_infos; u < unit_infos + c; u++) {
352 max_id_len = MAX(max_id_len, strlen(u->id) + (u->machine ? strlen(u->machine)+1 : 0));
353 load_len = MAX(load_len, strlen(u->load_state));
354 active_len = MAX(active_len, strlen(u->active_state));
355 sub_len = MAX(sub_len, strlen(u->sub_state));
357 if (u->job_id != 0) {
358 job_len = MAX(job_len, strlen(u->job_type));
362 if (!arg_no_legend &&
363 (streq(u->active_state, "failed") ||
364 STR_IN_SET(u->load_state, "error", "not-found", "masked")))
368 if (!arg_full && original_stdout_is_tty) {
371 id_len = MIN(max_id_len, 25u);
372 basic_len = circle_len + 5 + id_len + 5 + active_len + sub_len;
375 basic_len += job_len + 1;
377 if (basic_len < (unsigned) columns()) {
378 unsigned extra_len, incr;
379 extra_len = columns() - basic_len;
381 /* Either UNIT already got 25, or is fully satisfied.
382 * Grant up to 25 to DESC now. */
383 incr = MIN(extra_len, 25u);
387 /* split the remaining space between UNIT and DESC,
388 * but do not give UNIT more than it needs. */
390 incr = MIN(extra_len / 2, max_id_len - id_len);
392 desc_len += extra_len - incr;
398 for (u = unit_infos; u < unit_infos + c; u++) {
399 _cleanup_free_ char *e = NULL, *j = NULL;
400 const char *on_loaded = "", *off_loaded = "";
401 const char *on_active = "", *off_active = "";
402 const char *on_circle = "", *off_circle = "";
406 if (!n_shown && !arg_no_legend) {
411 printf("%-*s %-*s %-*s %-*s ",
414 active_len, "ACTIVE",
418 printf("%-*s ", job_len, "JOB");
420 if (!arg_full && arg_no_pager)
421 printf("%.*s\n", desc_len, "DESCRIPTION");
423 printf("%s\n", "DESCRIPTION");
428 if (STR_IN_SET(u->load_state, "error", "not-found", "masked")) {
429 on_loaded = ansi_highlight_red();
430 on_circle = ansi_highlight_yellow();
431 off_loaded = off_circle = ansi_highlight_off();
435 if (streq(u->active_state, "failed")) {
436 on_circle = on_active = ansi_highlight_red();
437 off_circle = off_active = ansi_highlight_off();
442 j = strjoin(u->machine, ":", u->id, NULL);
451 e = ellipsize(id, id_len, 33);
459 printf("%s%s%s", on_circle, circle ? draw_special_char(DRAW_BLACK_CIRCLE) : " ", off_circle);
461 printf("%s%-*s%s %s%-*s%s %s%-*s %-*s%s %-*s",
462 on_active, id_len, id, off_active,
463 on_loaded, load_len, u->load_state, off_loaded,
464 on_active, active_len, u->active_state,
465 sub_len, u->sub_state, off_active,
466 job_count ? job_len + 1 : 0, u->job_id ? u->job_type : "");
469 printf("%.*s\n", desc_len, u->description);
471 printf("%s\n", u->description);
474 if (!arg_no_legend) {
475 const char *on, *off;
479 "LOAD = Reflects whether the unit definition was properly loaded.\n"
480 "ACTIVE = The high-level unit activation state, i.e. generalization of SUB.\n"
481 "SUB = The low-level unit activation state, values depend on unit type.");
482 puts(job_count ? "JOB = Pending job for the unit.\n" : "");
483 on = ansi_highlight();
484 off = ansi_highlight_off();
486 on = ansi_highlight_red();
487 off = ansi_highlight_off();
491 printf("%s%u loaded units listed.%s\n"
492 "To show all installed unit files use 'systemctl list-unit-files'.\n",
495 printf("%s%u loaded units listed.%s Pass --all to see loaded but inactive units, too.\n"
496 "To show all installed unit files use 'systemctl list-unit-files'.\n",
503 static int get_unit_list(
507 UnitInfo **unit_infos,
509 sd_bus_message **_reply) {
511 _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
512 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
513 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
522 r = sd_bus_message_new_method_call(
525 "org.freedesktop.systemd1",
526 "/org/freedesktop/systemd1",
527 "org.freedesktop.systemd1.Manager",
528 "ListUnitsFiltered");
531 return bus_log_create_error(r);
533 r = sd_bus_message_append_strv(m, arg_states);
535 return bus_log_create_error(r);
537 r = sd_bus_call(bus, m, 0, &error, &reply);
539 log_error("Failed to list units: %s", bus_error_message(&error, r));
543 r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssssouso)");
545 return bus_log_parse_error(r);
547 while ((r = bus_parse_unit_info(reply, &u)) > 0) {
550 if (!output_show_unit(&u, patterns))
553 if (!GREEDY_REALLOC(*unit_infos, size, c+1))
556 (*unit_infos)[c++] = u;
559 return bus_log_parse_error(r);
561 r = sd_bus_message_exit_container(reply);
563 return bus_log_parse_error(r);
571 static void message_set_freep(Set **set) {
574 while ((m = set_steal_first(*set)))
575 sd_bus_message_unref(m);
580 static int get_unit_list_recursive(
583 UnitInfo **_unit_infos,
587 _cleanup_free_ UnitInfo *unit_infos = NULL;
588 _cleanup_(message_set_freep) Set *replies;
589 sd_bus_message *reply;
597 replies = set_new(NULL, NULL);
601 c = get_unit_list(bus, NULL, patterns, &unit_infos, 0, &reply);
605 r = set_put(replies, reply);
607 sd_bus_message_unref(reply);
612 _cleanup_strv_free_ char **machines = NULL;
615 r = sd_get_machine_names(&machines);
619 STRV_FOREACH(i, machines) {
620 _cleanup_bus_unref_ sd_bus *container = NULL;
623 r = sd_bus_open_system_container(&container, *i);
625 log_error("Failed to connect to container %s: %s", *i, strerror(-r));
629 k = get_unit_list(container, *i, patterns, &unit_infos, c, &reply);
635 r = set_put(replies, reply);
637 sd_bus_message_unref(reply);
642 *_machines = machines;
647 *_unit_infos = unit_infos;
656 static int list_units(sd_bus *bus, char **args) {
657 _cleanup_free_ UnitInfo *unit_infos = NULL;
658 _cleanup_(message_set_freep) Set *replies = NULL;
659 _cleanup_strv_free_ char **machines = NULL;
662 pager_open_if_enabled();
664 r = get_unit_list_recursive(bus, strv_skip_first(args), &unit_infos, &replies, &machines);
668 qsort_safe(unit_infos, r, sizeof(UnitInfo), compare_unit_info);
669 return output_units_list(unit_infos, r);
672 static int get_triggered_units(
677 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
680 r = sd_bus_get_property_strv(
682 "org.freedesktop.systemd1",
684 "org.freedesktop.systemd1.Unit",
690 log_error("Failed to determine triggers: %s", bus_error_message(&error, r));
695 static int get_listening(
697 const char* unit_path,
700 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
701 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
702 const char *type, *path;
705 r = sd_bus_get_property(
707 "org.freedesktop.systemd1",
709 "org.freedesktop.systemd1.Socket",
715 log_error("Failed to get list of listening sockets: %s", bus_error_message(&error, r));
719 r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ss)");
721 return bus_log_parse_error(r);
723 while ((r = sd_bus_message_read(reply, "(ss)", &type, &path)) > 0) {
725 r = strv_extend(listening, type);
729 r = strv_extend(listening, path);
736 return bus_log_parse_error(r);
738 r = sd_bus_message_exit_container(reply);
740 return bus_log_parse_error(r);
752 /* Note: triggered is a list here, although it almost certainly
753 * will always be one unit. Nevertheless, dbus API allows for multiple
754 * values, so let's follow that.*/
757 /* The strv above is shared. free is set only in the first one. */
761 static int socket_info_compare(const struct socket_info *a, const struct socket_info *b) {
767 if (!a->machine && b->machine)
769 if (a->machine && !b->machine)
771 if (a->machine && b->machine) {
772 o = strcasecmp(a->machine, b->machine);
777 o = strcmp(a->path, b->path);
779 o = strcmp(a->type, b->type);
784 static int output_sockets_list(struct socket_info *socket_infos, unsigned cs) {
785 struct socket_info *s;
786 unsigned pathlen = strlen("LISTEN"),
787 typelen = strlen("TYPE") * arg_show_types,
788 socklen = strlen("UNIT"),
789 servlen = strlen("ACTIVATES");
790 const char *on, *off;
792 for (s = socket_infos; s < socket_infos + cs; s++) {
796 socklen = MAX(socklen, strlen(s->id));
798 typelen = MAX(typelen, strlen(s->type));
799 pathlen = MAX(pathlen, strlen(s->path) + (s->machine ? strlen(s->machine)+1 : 0));
801 STRV_FOREACH(a, s->triggered)
802 tmp += strlen(*a) + 2*(a != s->triggered);
803 servlen = MAX(servlen, tmp);
808 printf("%-*s %-*.*s%-*s %s\n",
810 typelen + arg_show_types, typelen + arg_show_types, "TYPE ",
814 for (s = socket_infos; s < socket_infos + cs; s++) {
815 _cleanup_free_ char *j = NULL;
820 j = strjoin(s->machine, ":", s->path, NULL);
828 printf("%-*s %-*s %-*s",
829 pathlen, path, typelen, s->type, socklen, s->id);
832 pathlen, path, socklen, s->id);
833 STRV_FOREACH(a, s->triggered)
835 a == s->triggered ? "" : ",", *a);
839 on = ansi_highlight();
840 off = ansi_highlight_off();
844 on = ansi_highlight_red();
845 off = ansi_highlight_off();
848 if (!arg_no_legend) {
849 printf("%s%u sockets listed.%s\n", on, cs, off);
851 printf("Pass --all to see loaded but inactive sockets, too.\n");
857 static int list_sockets(sd_bus *bus, char **args) {
858 _cleanup_(message_set_freep) Set *replies = NULL;
859 _cleanup_strv_free_ char **machines = NULL;
860 _cleanup_free_ UnitInfo *unit_infos = NULL;
861 _cleanup_free_ struct socket_info *socket_infos = NULL;
863 struct socket_info *s;
868 pager_open_if_enabled();
870 n = get_unit_list_recursive(bus, strv_skip_first(args), &unit_infos, &replies, &machines);
874 for (u = unit_infos; u < unit_infos + n; u++) {
875 _cleanup_strv_free_ char **listening = NULL, **triggered = NULL;
878 if (!endswith(u->id, ".socket"))
881 r = get_triggered_units(bus, u->unit_path, &triggered);
885 c = get_listening(bus, u->unit_path, &listening);
891 if (!GREEDY_REALLOC(socket_infos, size, cs + c)) {
896 for (i = 0; i < c; i++)
897 socket_infos[cs + i] = (struct socket_info) {
898 .machine = u->machine,
900 .type = listening[i*2],
901 .path = listening[i*2 + 1],
902 .triggered = triggered,
903 .own_triggered = i==0,
906 /* from this point on we will cleanup those socket_infos */
909 listening = triggered = NULL; /* avoid cleanup */
912 qsort_safe(socket_infos, cs, sizeof(struct socket_info),
913 (__compar_fn_t) socket_info_compare);
915 output_sockets_list(socket_infos, cs);
918 assert(cs == 0 || socket_infos);
919 for (s = socket_infos; s < socket_infos + cs; s++) {
922 if (s->own_triggered)
923 strv_free(s->triggered);
929 static int get_next_elapse(
932 dual_timestamp *next) {
934 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
942 r = sd_bus_get_property_trivial(
944 "org.freedesktop.systemd1",
946 "org.freedesktop.systemd1.Timer",
947 "NextElapseUSecMonotonic",
952 log_error("Failed to get next elapsation time: %s", bus_error_message(&error, r));
956 r = sd_bus_get_property_trivial(
958 "org.freedesktop.systemd1",
960 "org.freedesktop.systemd1.Timer",
961 "NextElapseUSecRealtime",
966 log_error("Failed to get next elapsation time: %s", bus_error_message(&error, r));
974 static int get_last_trigger(
979 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
986 r = sd_bus_get_property_trivial(
988 "org.freedesktop.systemd1",
990 "org.freedesktop.systemd1.Timer",
996 log_error("Failed to get last trigger time: %s", bus_error_message(&error, r));
1004 const char* machine;
1007 usec_t last_trigger;
1011 static int timer_info_compare(const struct timer_info *a, const struct timer_info *b) {
1017 if (!a->machine && b->machine)
1019 if (a->machine && !b->machine)
1021 if (a->machine && b->machine) {
1022 o = strcasecmp(a->machine, b->machine);
1027 if (a->next_elapse < b->next_elapse)
1029 if (a->next_elapse > b->next_elapse)
1032 return strcmp(a->id, b->id);
1035 static int output_timers_list(struct timer_info *timer_infos, unsigned n) {
1036 struct timer_info *t;
1038 nextlen = strlen("NEXT"),
1039 leftlen = strlen("LEFT"),
1040 lastlen = strlen("LAST"),
1041 passedlen = strlen("PASSED"),
1042 unitlen = strlen("UNIT"),
1043 activatelen = strlen("ACTIVATES");
1045 const char *on, *off;
1047 assert(timer_infos || n == 0);
1049 for (t = timer_infos; t < timer_infos + n; t++) {
1053 if (t->next_elapse > 0) {
1054 char tstamp[FORMAT_TIMESTAMP_MAX] = "", trel[FORMAT_TIMESTAMP_RELATIVE_MAX] = "";
1056 format_timestamp(tstamp, sizeof(tstamp), t->next_elapse);
1057 nextlen = MAX(nextlen, strlen(tstamp) + 1);
1059 format_timestamp_relative(trel, sizeof(trel), t->next_elapse);
1060 leftlen = MAX(leftlen, strlen(trel));
1063 if (t->last_trigger > 0) {
1064 char tstamp[FORMAT_TIMESTAMP_MAX] = "", trel[FORMAT_TIMESTAMP_RELATIVE_MAX] = "";
1066 format_timestamp(tstamp, sizeof(tstamp), t->last_trigger);
1067 lastlen = MAX(lastlen, strlen(tstamp) + 1);
1069 format_timestamp_relative(trel, sizeof(trel), t->last_trigger);
1070 passedlen = MAX(passedlen, strlen(trel));
1073 unitlen = MAX(unitlen, strlen(t->id) + (t->machine ? strlen(t->machine)+1 : 0));
1075 STRV_FOREACH(a, t->triggered)
1076 ul += strlen(*a) + 2*(a != t->triggered);
1078 activatelen = MAX(activatelen, ul);
1083 printf("%-*s %-*s %-*s %-*s %-*s %s\n",
1087 passedlen, "PASSED",
1091 for (t = timer_infos; t < timer_infos + n; t++) {
1092 _cleanup_free_ char *j = NULL;
1094 char tstamp1[FORMAT_TIMESTAMP_MAX] = "n/a", trel1[FORMAT_TIMESTAMP_RELATIVE_MAX] = "n/a";
1095 char tstamp2[FORMAT_TIMESTAMP_MAX] = "n/a", trel2[FORMAT_TIMESTAMP_RELATIVE_MAX] = "n/a";
1098 format_timestamp(tstamp1, sizeof(tstamp1), t->next_elapse);
1099 format_timestamp_relative(trel1, sizeof(trel1), t->next_elapse);
1101 format_timestamp(tstamp2, sizeof(tstamp2), t->last_trigger);
1102 format_timestamp_relative(trel2, sizeof(trel2), t->last_trigger);
1105 j = strjoin(t->machine, ":", t->id, NULL);
1112 printf("%-*s %-*s %-*s %-*s %-*s",
1113 nextlen, tstamp1, leftlen, trel1, lastlen, tstamp2, passedlen, trel2, unitlen, unit);
1115 STRV_FOREACH(a, t->triggered)
1117 a == t->triggered ? "" : ",", *a);
1121 on = ansi_highlight();
1122 off = ansi_highlight_off();
1126 on = ansi_highlight_red();
1127 off = ansi_highlight_off();
1130 if (!arg_no_legend) {
1131 printf("%s%u timers listed.%s\n", on, n, off);
1133 printf("Pass --all to see loaded but inactive timers, too.\n");
1139 static usec_t calc_next_elapse(dual_timestamp *nw, dual_timestamp *next) {
1145 if (next->monotonic != (usec_t) -1 && next->monotonic > 0) {
1148 if (next->monotonic > nw->monotonic)
1149 converted = nw->realtime + (next->monotonic - nw->monotonic);
1151 converted = nw->realtime - (nw->monotonic - next->monotonic);
1153 if (next->realtime != (usec_t) -1 && next->realtime > 0)
1154 next_elapse = MIN(converted, next->realtime);
1156 next_elapse = converted;
1159 next_elapse = next->realtime;
1164 static int list_timers(sd_bus *bus, char **args) {
1165 _cleanup_(message_set_freep) Set *replies = NULL;
1166 _cleanup_strv_free_ char **machines = NULL;
1167 _cleanup_free_ struct timer_info *timer_infos = NULL;
1168 _cleanup_free_ UnitInfo *unit_infos = NULL;
1169 struct timer_info *t;
1176 pager_open_if_enabled();
1178 n = get_unit_list_recursive(bus, strv_skip_first(args), &unit_infos, &replies, &machines);
1182 dual_timestamp_get(&nw);
1184 for (u = unit_infos; u < unit_infos + n; u++) {
1185 _cleanup_strv_free_ char **triggered = NULL;
1186 dual_timestamp next = {};
1189 if (!endswith(u->id, ".timer"))
1192 r = get_triggered_units(bus, u->unit_path, &triggered);
1196 r = get_next_elapse(bus, u->unit_path, &next);
1200 get_last_trigger(bus, u->unit_path, &last);
1202 if (!GREEDY_REALLOC(timer_infos, size, c+1)) {
1207 m = calc_next_elapse(&nw, &next);
1209 timer_infos[c++] = (struct timer_info) {
1210 .machine = u->machine,
1213 .last_trigger = last,
1214 .triggered = triggered,
1217 triggered = NULL; /* avoid cleanup */
1220 qsort_safe(timer_infos, c, sizeof(struct timer_info),
1221 (__compar_fn_t) timer_info_compare);
1223 output_timers_list(timer_infos, c);
1226 for (t = timer_infos; t < timer_infos + c; t++)
1227 strv_free(t->triggered);
1232 static int compare_unit_file_list(const void *a, const void *b) {
1233 const char *d1, *d2;
1234 const UnitFileList *u = a, *v = b;
1236 d1 = strrchr(u->path, '.');
1237 d2 = strrchr(v->path, '.');
1242 r = strcasecmp(d1, d2);
1247 return strcasecmp(basename(u->path), basename(v->path));
1250 static bool output_show_unit_file(const UnitFileList *u, char **patterns) {
1253 if (!strv_isempty(patterns)) {
1256 STRV_FOREACH(pattern, patterns)
1257 if (fnmatch(*pattern, basename(u->path), FNM_NOESCAPE) == 0)
1262 return !arg_types || ((dot = strrchr(u->path, '.')) && strv_find(arg_types, dot+1));
1265 static void output_unit_file_list(const UnitFileList *units, unsigned c) {
1266 unsigned max_id_len, id_cols, state_cols;
1267 const UnitFileList *u;
1269 max_id_len = strlen("UNIT FILE");
1270 state_cols = strlen("STATE");
1272 for (u = units; u < units + c; u++) {
1273 max_id_len = MAX(max_id_len, strlen(basename(u->path)));
1274 state_cols = MAX(state_cols, strlen(unit_file_state_to_string(u->state)));
1278 unsigned basic_cols;
1280 id_cols = MIN(max_id_len, 25u);
1281 basic_cols = 1 + id_cols + state_cols;
1282 if (basic_cols < (unsigned) columns())
1283 id_cols += MIN(columns() - basic_cols, max_id_len - id_cols);
1285 id_cols = max_id_len;
1288 printf("%-*s %-*s\n",
1289 id_cols, "UNIT FILE",
1290 state_cols, "STATE");
1292 for (u = units; u < units + c; u++) {
1293 _cleanup_free_ char *e = NULL;
1294 const char *on, *off;
1297 if (u->state == UNIT_FILE_MASKED ||
1298 u->state == UNIT_FILE_MASKED_RUNTIME ||
1299 u->state == UNIT_FILE_DISABLED ||
1300 u->state == UNIT_FILE_INVALID) {
1301 on = ansi_highlight_red();
1302 off = ansi_highlight_off();
1303 } else if (u->state == UNIT_FILE_ENABLED) {
1304 on = ansi_highlight_green();
1305 off = ansi_highlight_off();
1309 id = basename(u->path);
1311 e = arg_full ? NULL : ellipsize(id, id_cols, 33);
1313 printf("%-*s %s%-*s%s\n",
1314 id_cols, e ? e : id,
1315 on, state_cols, unit_file_state_to_string(u->state), off);
1319 printf("\n%u unit files listed.\n", c);
1322 static int list_unit_files(sd_bus *bus, char **args) {
1323 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
1324 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
1325 _cleanup_free_ UnitFileList *units = NULL;
1333 pager_open_if_enabled();
1341 h = hashmap_new(string_hash_func, string_compare_func);
1345 r = unit_file_get_list(arg_scope, arg_root, h);
1347 unit_file_list_free(h);
1348 log_error("Failed to get unit file list: %s", strerror(-r));
1352 n_units = hashmap_size(h);
1353 units = new(UnitFileList, n_units);
1355 unit_file_list_free(h);
1359 HASHMAP_FOREACH(u, h, i) {
1360 if (!output_show_unit_file(u, strv_skip_first(args)))
1367 assert(c <= n_units);
1370 r = sd_bus_call_method(
1372 "org.freedesktop.systemd1",
1373 "/org/freedesktop/systemd1",
1374 "org.freedesktop.systemd1.Manager",
1380 log_error("Failed to list unit files: %s", bus_error_message(&error, r));
1384 r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ss)");
1386 return bus_log_parse_error(r);
1388 while ((r = sd_bus_message_read(reply, "(ss)", &path, &state)) > 0) {
1390 if (!GREEDY_REALLOC(units, size, c + 1))
1393 units[c] = (struct UnitFileList) {
1395 unit_file_state_from_string(state)
1398 if (output_show_unit_file(&units[c], strv_skip_first(args)))
1403 return bus_log_parse_error(r);
1405 r = sd_bus_message_exit_container(reply);
1407 return bus_log_parse_error(r);
1411 qsort(units, c, sizeof(UnitFileList), compare_unit_file_list);
1412 output_unit_file_list(units, c);
1416 for (unit = units; unit < units + c; unit++)
1422 static int list_dependencies_print(const char *name, int level, unsigned int branches, bool last) {
1423 _cleanup_free_ char *n = NULL;
1424 size_t max_len = MAX(columns(),20u);
1430 for (i = level - 1; i >= 0; i--) {
1432 if (len > max_len - 3 && !arg_full) {
1433 printf("%s...\n",max_len % 2 ? "" : " ");
1436 printf("%s", draw_special_char(branches & (1 << i) ? DRAW_TREE_VERTICAL : DRAW_TREE_SPACE));
1440 if (len > max_len - 3 && !arg_full) {
1441 printf("%s...\n",max_len % 2 ? "" : " ");
1445 printf("%s", draw_special_char(last ? DRAW_TREE_RIGHT : DRAW_TREE_BRANCH));
1449 printf("%s\n", name);
1453 n = ellipsize(name, max_len-len, 100);
1461 static int list_dependencies_get_dependencies(sd_bus *bus, const char *name, char ***deps) {
1463 static const char *dependencies[_DEPENDENCY_MAX] = {
1464 [DEPENDENCY_FORWARD] = "Requires\0"
1465 "RequiresOverridable\0"
1467 "RequisiteOverridable\0"
1469 [DEPENDENCY_REVERSE] = "RequiredBy\0"
1470 "RequiredByOverridable\0"
1473 [DEPENDENCY_AFTER] = "After\0",
1474 [DEPENDENCY_BEFORE] = "Before\0",
1477 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
1478 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
1479 _cleanup_strv_free_ char **ret = NULL;
1480 _cleanup_free_ char *path = NULL;
1486 assert_cc(ELEMENTSOF(dependencies) == _DEPENDENCY_MAX);
1488 path = unit_dbus_path_from_name(name);
1492 r = sd_bus_call_method(
1494 "org.freedesktop.systemd1",
1496 "org.freedesktop.DBus.Properties",
1500 "s", "org.freedesktop.systemd1.Unit");
1502 log_error("Failed to get properties of %s: %s", name, bus_error_message(&error, r));
1506 r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "{sv}");
1508 return bus_log_parse_error(r);
1510 while ((r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_DICT_ENTRY, "sv")) > 0) {
1513 r = sd_bus_message_read(reply, "s", &prop);
1515 return bus_log_parse_error(r);
1517 if (!nulstr_contains(dependencies[arg_dependency], prop)) {
1518 r = sd_bus_message_skip(reply, "v");
1520 return bus_log_parse_error(r);
1523 r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_VARIANT, "as");
1525 return bus_log_parse_error(r);
1527 r = bus_message_read_strv_extend(reply, &ret);
1529 return bus_log_parse_error(r);
1531 r = sd_bus_message_exit_container(reply);
1533 return bus_log_parse_error(r);
1536 r = sd_bus_message_exit_container(reply);
1538 return bus_log_parse_error(r);
1542 return bus_log_parse_error(r);
1544 r = sd_bus_message_exit_container(reply);
1546 return bus_log_parse_error(r);
1554 static int list_dependencies_compare(const void *_a, const void *_b) {
1555 const char **a = (const char**) _a, **b = (const char**) _b;
1557 if (unit_name_to_type(*a) == UNIT_TARGET && unit_name_to_type(*b) != UNIT_TARGET)
1559 if (unit_name_to_type(*a) != UNIT_TARGET && unit_name_to_type(*b) == UNIT_TARGET)
1562 return strcasecmp(*a, *b);
1565 static int list_dependencies_one(
1570 unsigned int branches) {
1572 _cleanup_strv_free_ char **deps = NULL;
1580 r = strv_extend(units, name);
1584 r = list_dependencies_get_dependencies(bus, name, &deps);
1588 qsort_safe(deps, strv_length(deps), sizeof (char*), list_dependencies_compare);
1590 STRV_FOREACH(c, deps) {
1593 if (strv_contains(*units, *c)) {
1595 r = list_dependencies_print("...", level + 1, (branches << 1) | (c[1] == NULL ? 0 : 1), 1);
1602 state = check_one_unit(bus, *c, "activating\0active\0reloading\0", true);
1604 printf("%s%s%s ", ansi_highlight_green(), draw_special_char(DRAW_BLACK_CIRCLE), ansi_highlight_off());
1606 printf("%s%s%s ", ansi_highlight_red(), draw_special_char(DRAW_BLACK_CIRCLE), ansi_highlight_off());
1608 r = list_dependencies_print(*c, level, branches, c[1] == NULL);
1612 if (arg_all || unit_name_to_type(*c) == UNIT_TARGET) {
1613 r = list_dependencies_one(bus, *c, level + 1, units, (branches << 1) | (c[1] == NULL ? 0 : 1));
1620 strv_remove(*units, name);
1625 static int list_dependencies(sd_bus *bus, char **args) {
1626 _cleanup_strv_free_ char **units = NULL;
1627 _cleanup_free_ char *unit = NULL;
1633 unit = unit_name_mangle(args[1], MANGLE_NOGLOB);
1638 u = SPECIAL_DEFAULT_TARGET;
1640 pager_open_if_enabled();
1644 return list_dependencies_one(bus, u, 0, &units, 0);
1647 struct machine_info {
1651 char *control_group;
1652 uint32_t n_failed_units;
1657 static const struct bus_properties_map machine_info_property_map[] = {
1658 { "SystemState", "s", NULL, offsetof(struct machine_info, state) },
1659 { "NJobs", "u", NULL, offsetof(struct machine_info, n_jobs) },
1660 { "NFailedUnits", "u", NULL, offsetof(struct machine_info, n_failed_units) },
1661 { "ControlGroup", "s", NULL, offsetof(struct machine_info, control_group) },
1662 { "UserspaceTimestamp", "t", NULL, offsetof(struct machine_info, timestamp) },
1666 static void free_machines_list(struct machine_info *machine_infos, int n) {
1672 for (i = 0; i < n; i++) {
1673 free(machine_infos[i].name);
1674 free(machine_infos[i].state);
1675 free(machine_infos[i].control_group);
1678 free(machine_infos);
1681 static int compare_machine_info(const void *a, const void *b) {
1682 const struct machine_info *u = a, *v = b;
1684 if (u->is_host != v->is_host)
1685 return u->is_host > v->is_host ? -1 : 1;
1687 return strcasecmp(u->name, v->name);
1690 static int get_machine_properties(sd_bus *bus, struct machine_info *mi) {
1691 _cleanup_bus_unref_ sd_bus *container = NULL;
1697 r = sd_bus_open_system_container(&container, mi->name);
1704 r = bus_map_all_properties(bus, "org.freedesktop.systemd1", "/org/freedesktop/systemd1", machine_info_property_map, mi);
1711 static bool output_show_machine(const char *name, char **patterns) {
1716 if (strv_isempty(patterns))
1719 STRV_FOREACH(i, patterns)
1720 if (fnmatch(*i, name, FNM_NOESCAPE) == 0)
1726 static int get_machine_list(
1728 struct machine_info **_machine_infos,
1731 struct machine_info *machine_infos = NULL;
1732 _cleanup_strv_free_ char **m = NULL;
1733 _cleanup_free_ char *hn = NULL;
1738 hn = gethostname_malloc();
1742 if (output_show_machine(hn, patterns)) {
1743 if (!GREEDY_REALLOC0(machine_infos, sz, c+1))
1746 machine_infos[c].is_host = true;
1747 machine_infos[c].name = hn;
1750 get_machine_properties(bus, &machine_infos[c]);
1754 sd_get_machine_names(&m);
1755 STRV_FOREACH(i, m) {
1756 _cleanup_free_ char *class = NULL;
1758 if (!output_show_machine(*i, patterns))
1761 sd_machine_get_class(*i, &class);
1762 if (!streq_ptr(class, "container"))
1765 if (!GREEDY_REALLOC0(machine_infos, sz, c+1)) {
1766 free_machines_list(machine_infos, c);
1770 machine_infos[c].is_host = false;
1771 machine_infos[c].name = strdup(*i);
1772 if (!machine_infos[c].name) {
1773 free_machines_list(machine_infos, c);
1777 get_machine_properties(NULL, &machine_infos[c]);
1781 *_machine_infos = machine_infos;
1785 static void output_machines_list(struct machine_info *machine_infos, unsigned n) {
1786 struct machine_info *m;
1789 namelen = sizeof("NAME") - 1,
1790 statelen = sizeof("STATE") - 1,
1791 failedlen = sizeof("FAILED") - 1,
1792 jobslen = sizeof("JOBS") - 1;
1794 assert(machine_infos || n == 0);
1796 for (m = machine_infos; m < machine_infos + n; m++) {
1797 namelen = MAX(namelen, strlen(m->name) + (m->is_host ? sizeof(" (host)") - 1 : 0));
1798 statelen = MAX(statelen, m->state ? strlen(m->state) : 0);
1799 failedlen = MAX(failedlen, DECIMAL_STR_WIDTH(m->n_failed_units));
1800 jobslen = MAX(jobslen, DECIMAL_STR_WIDTH(m->n_jobs));
1802 if (!arg_no_legend && !streq_ptr(m->state, "running"))
1806 if (!arg_no_legend) {
1810 printf("%-*s %-*s %-*s %-*s\n",
1813 failedlen, "FAILED",
1817 for (m = machine_infos; m < machine_infos + n; m++) {
1818 const char *on_state = "", *off_state = "";
1819 const char *on_failed = "", *off_failed = "";
1820 bool circle = false;
1822 if (streq_ptr(m->state, "degraded")) {
1823 on_state = ansi_highlight_red();
1824 off_state = ansi_highlight_off();
1826 } else if (!streq_ptr(m->state, "running")) {
1827 on_state = ansi_highlight_yellow();
1828 off_state = ansi_highlight_off();
1832 if (m->n_failed_units > 0) {
1833 on_failed = ansi_highlight_red();
1834 off_failed = ansi_highlight_off();
1836 on_failed = off_failed = "";
1839 printf("%s%s%s ", on_state, circle ? draw_special_char(DRAW_BLACK_CIRCLE) : " ", off_state);
1842 printf("%-*s (host) %s%-*s%s %s%*u%s %*u\n",
1843 (int) (namelen - (sizeof(" (host)")-1)), strna(m->name),
1844 on_state, statelen, strna(m->state), off_state,
1845 on_failed, failedlen, m->n_failed_units, off_failed,
1846 jobslen, m->n_jobs);
1848 printf("%-*s %s%-*s%s %s%*u%s %*u\n",
1849 namelen, strna(m->name),
1850 on_state, statelen, strna(m->state), off_state,
1851 on_failed, failedlen, m->n_failed_units, off_failed,
1852 jobslen, m->n_jobs);
1856 printf("\n%u machines listed.\n", n);
1859 static int list_machines(sd_bus *bus, char **args) {
1860 struct machine_info *machine_infos = NULL;
1865 if (geteuid() != 0) {
1866 log_error("Must be root.");
1870 pager_open_if_enabled();
1872 r = get_machine_list(bus, &machine_infos, strv_skip_first(args));
1876 qsort_safe(machine_infos, r, sizeof(struct machine_info), compare_machine_info);
1877 output_machines_list(machine_infos, r);
1878 free_machines_list(machine_infos, r);
1883 static int get_default(sd_bus *bus, char **args) {
1884 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
1885 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
1886 _cleanup_free_ char *_path = NULL;
1890 if (!bus || avoid_bus()) {
1891 r = unit_file_get_default(arg_scope, arg_root, &_path);
1893 log_error("Failed to get default target: %s", strerror(-r));
1899 r = sd_bus_call_method(
1901 "org.freedesktop.systemd1",
1902 "/org/freedesktop/systemd1",
1903 "org.freedesktop.systemd1.Manager",
1909 log_error("Failed to get default target: %s", bus_error_message(&error, -r));
1913 r = sd_bus_message_read(reply, "s", &path);
1915 return bus_log_parse_error(r);
1919 printf("%s\n", path);
1924 static void dump_unit_file_changes(const UnitFileChange *changes, unsigned n_changes) {
1927 assert(changes || n_changes == 0);
1929 for (i = 0; i < n_changes; i++) {
1930 if (changes[i].type == UNIT_FILE_SYMLINK)
1931 log_info("Created symlink from %s to %s.", changes[i].path, changes[i].source);
1933 log_info("Removed symlink %s.", changes[i].path);
1937 static int deserialize_and_dump_unit_file_changes(sd_bus_message *m) {
1938 const char *type, *path, *source;
1941 r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sss)");
1943 return bus_log_parse_error(r);
1945 while ((r = sd_bus_message_read(m, "(sss)", &type, &path, &source)) > 0) {
1947 if (streq(type, "symlink"))
1948 log_info("Created symlink from %s to %s.", path, source);
1950 log_info("Removed symlink %s.", path);
1954 return bus_log_parse_error(r);
1956 r = sd_bus_message_exit_container(m);
1958 return bus_log_parse_error(r);
1963 static int set_default(sd_bus *bus, char **args) {
1964 _cleanup_free_ char *unit = NULL;
1965 UnitFileChange *changes = NULL;
1966 unsigned n_changes = 0;
1969 unit = unit_name_mangle_with_suffix(args[1], MANGLE_NOGLOB, ".target");
1973 if (!bus || avoid_bus()) {
1974 r = unit_file_set_default(arg_scope, arg_root, unit, true, &changes, &n_changes);
1976 log_error("Failed to set default target: %s", strerror(-r));
1981 dump_unit_file_changes(changes, n_changes);
1985 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
1986 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
1988 r = sd_bus_call_method(
1990 "org.freedesktop.systemd1",
1991 "/org/freedesktop/systemd1",
1992 "org.freedesktop.systemd1.Manager",
1998 log_error("Failed to set default target: %s", bus_error_message(&error, -r));
2002 r = deserialize_and_dump_unit_file_changes(reply);
2006 /* Try to reload if enabled */
2008 r = daemon_reload(bus, args);
2013 unit_file_changes_free(changes, n_changes);
2020 const char *name, *type, *state;
2023 static void output_jobs_list(const struct job_info* jobs, unsigned n, bool skipped) {
2024 unsigned id_len, unit_len, type_len, state_len;
2025 const struct job_info *j;
2026 const char *on, *off;
2027 bool shorten = false;
2029 assert(n == 0 || jobs);
2032 on = ansi_highlight_green();
2033 off = ansi_highlight_off();
2035 printf("%sNo jobs %s.%s\n", on, skipped ? "listed" : "running", off);
2039 pager_open_if_enabled();
2041 id_len = strlen("JOB");
2042 unit_len = strlen("UNIT");
2043 type_len = strlen("TYPE");
2044 state_len = strlen("STATE");
2046 for (j = jobs; j < jobs + n; j++) {
2047 uint32_t id = j->id;
2048 assert(j->name && j->type && j->state);
2050 id_len = MAX(id_len, DECIMAL_STR_WIDTH(id));
2051 unit_len = MAX(unit_len, strlen(j->name));
2052 type_len = MAX(type_len, strlen(j->type));
2053 state_len = MAX(state_len, strlen(j->state));
2056 if (!arg_full && id_len + 1 + unit_len + type_len + 1 + state_len > columns()) {
2057 unit_len = MAX(33u, columns() - id_len - type_len - state_len - 3);
2062 printf("%*s %-*s %-*s %-*s\n",
2066 state_len, "STATE");
2068 for (j = jobs; j < jobs + n; j++) {
2069 _cleanup_free_ char *e = NULL;
2071 if (streq(j->state, "running")) {
2072 on = ansi_highlight();
2073 off = ansi_highlight_off();
2077 e = shorten ? ellipsize(j->name, unit_len, 33) : NULL;
2078 printf("%*u %s%-*s%s %-*s %s%-*s%s\n",
2080 on, unit_len, e ? e : j->name, off,
2082 on, state_len, j->state, off);
2085 if (!arg_no_legend) {
2086 on = ansi_highlight();
2087 off = ansi_highlight_off();
2089 printf("\n%s%u jobs listed%s.\n", on, n, off);
2093 static bool output_show_job(struct job_info *job, char **patterns) {
2098 if (strv_isempty(patterns))
2101 STRV_FOREACH(pattern, patterns)
2102 if (fnmatch(*pattern, job->name, FNM_NOESCAPE) == 0)
2107 static int list_jobs(sd_bus *bus, char **args) {
2108 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
2109 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
2110 const char *name, *type, *state, *job_path, *unit_path;
2111 _cleanup_free_ struct job_info *jobs = NULL;
2116 bool skipped = false;
2118 r = sd_bus_call_method(
2120 "org.freedesktop.systemd1",
2121 "/org/freedesktop/systemd1",
2122 "org.freedesktop.systemd1.Manager",
2128 log_error("Failed to list jobs: %s", bus_error_message(&error, r));
2132 r = sd_bus_message_enter_container(reply, 'a', "(usssoo)");
2134 return bus_log_parse_error(r);
2136 while ((r = sd_bus_message_read(reply, "(usssoo)", &id, &name, &type, &state, &job_path, &unit_path)) > 0) {
2137 struct job_info job = { id, name, type, state };
2139 if (!output_show_job(&job, strv_skip_first(args))) {
2144 if (!GREEDY_REALLOC(jobs, size, c + 1))
2150 return bus_log_parse_error(r);
2152 r = sd_bus_message_exit_container(reply);
2154 return bus_log_parse_error(r);
2156 output_jobs_list(jobs, c, skipped);
2160 static int cancel_job(sd_bus *bus, char **args) {
2161 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
2166 if (strv_length(args) <= 1)
2167 return daemon_reload(bus, args);
2169 STRV_FOREACH(name, args+1) {
2173 r = safe_atou32(*name, &id);
2175 log_error("Failed to parse job id \"%s\": %s", *name, strerror(-r));
2179 r = sd_bus_call_method(
2181 "org.freedesktop.systemd1",
2182 "/org/freedesktop/systemd1",
2183 "org.freedesktop.systemd1.Manager",
2189 log_error("Failed to cancel job %u: %s", (unsigned) id, bus_error_message(&error, r));
2197 static int need_daemon_reload(sd_bus *bus, const char *unit) {
2198 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
2202 /* We ignore all errors here, since this is used to show a
2205 /* We don't use unit_dbus_path_from_name() directly since we
2206 * don't want to load the unit if it isn't loaded. */
2208 r = sd_bus_call_method(
2210 "org.freedesktop.systemd1",
2211 "/org/freedesktop/systemd1",
2212 "org.freedesktop.systemd1.Manager",
2220 r = sd_bus_message_read(reply, "o", &path);
2224 r = sd_bus_get_property_trivial(
2226 "org.freedesktop.systemd1",
2228 "org.freedesktop.systemd1.Unit",
2238 typedef struct WaitData {
2245 static int wait_filter(sd_bus *bus, sd_bus_message *m, void *data, sd_bus_error *error) {
2252 log_debug("Got D-Bus request: %s.%s() on %s",
2253 sd_bus_message_get_interface(m),
2254 sd_bus_message_get_member(m),
2255 sd_bus_message_get_path(m));
2257 if (sd_bus_message_is_signal(m, "org.freedesktop.DBus.Local", "Disconnected")) {
2258 log_error("Warning! D-Bus connection terminated.");
2260 } else if (sd_bus_message_is_signal(m, "org.freedesktop.systemd1.Manager", "JobRemoved")) {
2262 const char *path, *result, *unit;
2266 r = sd_bus_message_read(m, "uoss", &id, &path, &unit, &result);
2268 ret = set_remove(d->set, (char*) path);
2274 if (!isempty(result))
2275 d->result = strdup(result);
2278 d->name = strdup(unit);
2283 r = sd_bus_message_read(m, "uos", &id, &path, &result);
2285 ret = set_remove(d->set, (char*) path);
2292 d->result = strdup(result);
2298 bus_log_parse_error(r);
2304 static int enable_wait_for_jobs(sd_bus *bus) {
2309 r = sd_bus_add_match(
2313 "sender='org.freedesktop.systemd1',"
2314 "interface='org.freedesktop.systemd1.Manager',"
2315 "member='JobRemoved',"
2316 "path='/org/freedesktop/systemd1'",
2319 log_error("Failed to add match");
2323 /* This is slightly dirty, since we don't undo the match registrations. */
2327 static int bus_process_wait(sd_bus *bus) {
2331 r = sd_bus_process(bus, NULL);
2336 r = sd_bus_wait(bus, (uint64_t) -1);
2342 static int check_wait_response(WaitData *d) {
2348 if (streq(d->result, "timeout"))
2349 log_error("Job for %s timed out.", strna(d->name));
2350 else if (streq(d->result, "canceled"))
2351 log_error("Job for %s canceled.", strna(d->name));
2352 else if (streq(d->result, "dependency"))
2353 log_error("A dependency job for %s failed. See 'journalctl -xn' for details.", strna(d->name));
2354 else if (!streq(d->result, "done") && !streq(d->result, "skipped"))
2355 log_error("Job for %s failed. See 'systemctl status %s' and 'journalctl -xn' for details.", strna(d->name), strna(d->name));
2358 if (streq(d->result, "timeout"))
2360 else if (streq(d->result, "canceled"))
2362 else if (streq(d->result, "dependency"))
2364 else if (!streq(d->result, "done") && !streq(d->result, "skipped"))
2370 static int wait_for_jobs(sd_bus *bus, Set *s) {
2371 _cleanup_bus_slot_unref_ sd_bus_slot *slot = NULL;
2372 WaitData d = { .set = s };
2378 q = sd_bus_add_filter(bus, &slot, wait_filter, &d);
2382 while (!set_isempty(s)) {
2383 q = bus_process_wait(bus);
2385 log_error("Failed to wait for response: %s", strerror(-r));
2390 q = check_wait_response(&d);
2391 /* Return the first error as it is most likely to be
2393 if (q < 0 && r == 0)
2395 log_debug("Got result %s/%s for job %s",
2396 strna(d.result), strerror(-q), strna(d.name));
2409 static int check_one_unit(sd_bus *bus, const char *name, const char *good_states, bool quiet) {
2410 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
2411 _cleanup_free_ char *n = NULL, *state = NULL;
2417 n = unit_name_mangle(name, MANGLE_NOGLOB);
2421 /* We don't use unit_dbus_path_from_name() directly since we
2422 * don't want to load the unit if it isn't loaded. */
2424 r = sd_bus_call_method(
2426 "org.freedesktop.systemd1",
2427 "/org/freedesktop/systemd1",
2428 "org.freedesktop.systemd1.Manager",
2439 r = sd_bus_message_read(reply, "o", &path);
2441 return bus_log_parse_error(r);
2443 r = sd_bus_get_property_string(
2445 "org.freedesktop.systemd1",
2447 "org.freedesktop.systemd1.Unit",
2460 return nulstr_contains(good_states, state);
2463 static int check_triggering_units(
2467 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
2468 _cleanup_free_ char *path = NULL, *n = NULL, *state = NULL;
2469 _cleanup_strv_free_ char **triggered_by = NULL;
2470 bool print_warning_label = true;
2474 n = unit_name_mangle(name, MANGLE_NOGLOB);
2478 path = unit_dbus_path_from_name(n);
2482 r = sd_bus_get_property_string(
2484 "org.freedesktop.systemd1",
2486 "org.freedesktop.systemd1.Unit",
2491 log_error("Failed to get load state of %s: %s", n, bus_error_message(&error, r));
2495 if (streq(state, "masked"))
2498 r = sd_bus_get_property_strv(
2500 "org.freedesktop.systemd1",
2502 "org.freedesktop.systemd1.Unit",
2507 log_error("Failed to get triggered by array of %s: %s", n, bus_error_message(&error, r));
2511 STRV_FOREACH(i, triggered_by) {
2512 r = check_one_unit(bus, *i, "active\0reloading\0", true);
2514 log_error("Failed to check unit: %s", strerror(-r));
2521 if (print_warning_label) {
2522 log_warning("Warning: Stopping %s, but it can still be activated by:", n);
2523 print_warning_label = false;
2526 log_warning(" %s", *i);
2532 static const char *verb_to_method(const char *verb) {
2535 for (i = 0; i < ELEMENTSOF(unit_actions); i++)
2536 if (streq_ptr(unit_actions[i].verb, verb))
2537 return unit_actions[i].method;
2542 static const char *method_to_verb(const char *method) {
2545 for (i = 0; i < ELEMENTSOF(unit_actions); i++)
2546 if (streq_ptr(unit_actions[i].method, method))
2547 return unit_actions[i].verb;
2552 static int start_unit_one(
2557 sd_bus_error *error,
2560 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
2569 log_debug("Calling manager for %s on %s, %s", method, name, mode);
2570 r = sd_bus_call_method(
2572 "org.freedesktop.systemd1",
2573 "/org/freedesktop/systemd1",
2574 "org.freedesktop.systemd1.Manager",
2582 if (r == -ENOENT && arg_action != ACTION_SYSTEMCTL)
2583 /* There's always a fallback possible for
2584 * legacy actions. */
2585 return -EADDRNOTAVAIL;
2587 verb = method_to_verb(method);
2589 log_error("Failed to %s %s: %s", verb, name, bus_error_message(error, r));
2593 r = sd_bus_message_read(reply, "o", &path);
2595 return bus_log_parse_error(r);
2597 if (need_daemon_reload(bus, name) > 0)
2598 log_warning("Warning: Unit file of %s changed on disk, 'systemctl%s daemon-reload' recommended.",
2599 name, arg_scope == UNIT_FILE_SYSTEM ? "" : " --user");
2608 log_debug("Adding %s to the set", p);
2609 r = set_consume(s, p);
2617 static int expand_names(sd_bus *bus, char **names, const char* suffix, char ***ret) {
2619 _cleanup_strv_free_ char **mangled = NULL, **globs = NULL;
2623 STRV_FOREACH(name, names) {
2627 t = unit_name_mangle_with_suffix(*name, MANGLE_GLOB, suffix);
2629 t = unit_name_mangle(*name, MANGLE_GLOB);
2633 if (string_is_glob(t))
2634 r = strv_consume(&globs, t);
2636 r = strv_consume(&mangled, t);
2641 /* Query the manager only if any of the names are a glob, since
2642 * this is fairly expensive */
2643 if (!strv_isempty(globs)) {
2644 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
2645 _cleanup_free_ UnitInfo *unit_infos = NULL;
2647 r = get_unit_list(bus, NULL, globs, &unit_infos, 0, &reply);
2651 for (i = 0; i < r; i++)
2652 if (strv_extend(&mangled, unit_infos[i].id) < 0)
2657 mangled = NULL; /* do not free */
2662 static const struct {
2666 } action_table[_ACTION_MAX] = {
2667 [ACTION_HALT] = { SPECIAL_HALT_TARGET, "halt", "replace-irreversibly" },
2668 [ACTION_POWEROFF] = { SPECIAL_POWEROFF_TARGET, "poweroff", "replace-irreversibly" },
2669 [ACTION_REBOOT] = { SPECIAL_REBOOT_TARGET, "reboot", "replace-irreversibly" },
2670 [ACTION_KEXEC] = { SPECIAL_KEXEC_TARGET, "kexec", "replace-irreversibly" },
2671 [ACTION_RUNLEVEL2] = { SPECIAL_RUNLEVEL2_TARGET, NULL, "isolate" },
2672 [ACTION_RUNLEVEL3] = { SPECIAL_RUNLEVEL3_TARGET, NULL, "isolate" },
2673 [ACTION_RUNLEVEL4] = { SPECIAL_RUNLEVEL4_TARGET, NULL, "isolate" },
2674 [ACTION_RUNLEVEL5] = { SPECIAL_RUNLEVEL5_TARGET, NULL, "isolate" },
2675 [ACTION_RESCUE] = { SPECIAL_RESCUE_TARGET, "rescue", "isolate" },
2676 [ACTION_EMERGENCY] = { SPECIAL_EMERGENCY_TARGET, "emergency", "isolate" },
2677 [ACTION_DEFAULT] = { SPECIAL_DEFAULT_TARGET, "default", "isolate" },
2678 [ACTION_EXIT] = { SPECIAL_EXIT_TARGET, "exit", "replace-irreversibly" },
2679 [ACTION_SUSPEND] = { SPECIAL_SUSPEND_TARGET, "suspend", "replace-irreversibly" },
2680 [ACTION_HIBERNATE] = { SPECIAL_HIBERNATE_TARGET, "hibernate", "replace-irreversibly" },
2681 [ACTION_HYBRID_SLEEP] = { SPECIAL_HYBRID_SLEEP_TARGET, "hybrid-sleep", "replace-irreversibly" },
2684 static enum action verb_to_action(const char *verb) {
2687 for (i = _ACTION_INVALID; i < _ACTION_MAX; i++)
2688 if (streq_ptr(action_table[i].verb, verb))
2691 return _ACTION_INVALID;
2694 static int start_unit(sd_bus *bus, char **args) {
2695 _cleanup_set_free_free_ Set *s = NULL;
2696 _cleanup_strv_free_ char **names = NULL;
2697 const char *method, *mode, *one_name;
2703 ask_password_agent_open_if_enabled();
2705 if (arg_action == ACTION_SYSTEMCTL) {
2707 method = verb_to_method(args[0]);
2708 action = verb_to_action(args[0]);
2710 mode = streq(args[0], "isolate") ? "isolate" :
2711 action_table[action].mode ?: arg_job_mode;
2713 one_name = action_table[action].target;
2715 assert(arg_action < ELEMENTSOF(action_table));
2716 assert(action_table[arg_action].target);
2718 method = "StartUnit";
2720 mode = action_table[arg_action].mode;
2721 one_name = action_table[arg_action].target;
2725 names = strv_new(one_name, NULL);
2727 r = expand_names(bus, args + 1, NULL, &names);
2729 log_error("Failed to expand names: %s", strerror(-r));
2732 if (!arg_no_block) {
2733 r = enable_wait_for_jobs(bus);
2735 log_error("Could not watch jobs: %s", strerror(-r));
2739 s = set_new(string_hash_func, string_compare_func);
2744 STRV_FOREACH(name, names) {
2745 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
2748 q = start_unit_one(bus, method, *name, mode, &error, s);
2749 if (r >= 0 && q < 0)
2750 r = translate_bus_error_to_exit_status(q, &error);
2753 if (!arg_no_block) {
2756 q = wait_for_jobs(bus, s);
2760 /* When stopping units, warn if they can still be triggered by
2761 * another active unit (socket, path, timer) */
2762 if (!arg_quiet && streq(method, "StopUnit"))
2763 STRV_FOREACH(name, names)
2764 check_triggering_units(bus, *name);
2770 /* Ask systemd-logind, which might grant access to unprivileged users
2771 * through PolicyKit */
2772 static int reboot_with_logind(sd_bus *bus, enum action a) {
2774 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
2781 polkit_agent_open_if_enabled();
2789 case ACTION_POWEROFF:
2790 method = "PowerOff";
2793 case ACTION_SUSPEND:
2797 case ACTION_HIBERNATE:
2798 method = "Hibernate";
2801 case ACTION_HYBRID_SLEEP:
2802 method = "HybridSleep";
2809 r = sd_bus_call_method(
2811 "org.freedesktop.login1",
2812 "/org/freedesktop/login1",
2813 "org.freedesktop.login1.Manager",
2819 log_error("Failed to execute operation: %s", bus_error_message(&error, r));
2827 static int check_inhibitors(sd_bus *bus, enum action a) {
2829 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
2830 _cleanup_strv_free_ char **sessions = NULL;
2831 const char *what, *who, *why, *mode;
2840 if (arg_ignore_inhibitors || arg_force > 0)
2852 r = sd_bus_call_method(
2854 "org.freedesktop.login1",
2855 "/org/freedesktop/login1",
2856 "org.freedesktop.login1.Manager",
2862 /* If logind is not around, then there are no inhibitors... */
2865 r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssuu)");
2867 return bus_log_parse_error(r);
2869 while ((r = sd_bus_message_read(reply, "(ssssuu)", &what, &who, &why, &mode, &uid, &pid)) > 0) {
2870 _cleanup_free_ char *comm = NULL, *user = NULL;
2871 _cleanup_strv_free_ char **sv = NULL;
2873 if (!streq(mode, "block"))
2876 sv = strv_split(what, ":");
2880 if (!strv_contains(sv,
2882 a == ACTION_POWEROFF ||
2883 a == ACTION_REBOOT ||
2884 a == ACTION_KEXEC ? "shutdown" : "sleep"))
2887 get_process_comm(pid, &comm);
2888 user = uid_to_name(uid);
2890 log_warning("Operation inhibited by \"%s\" (PID "PID_FMT" \"%s\", user %s), reason is \"%s\".",
2891 who, pid, strna(comm), strna(user), why);
2896 return bus_log_parse_error(r);
2898 r = sd_bus_message_exit_container(reply);
2900 return bus_log_parse_error(r);
2902 /* Check for current sessions */
2903 sd_get_sessions(&sessions);
2904 STRV_FOREACH(s, sessions) {
2905 _cleanup_free_ char *type = NULL, *tty = NULL, *seat = NULL, *user = NULL, *service = NULL, *class = NULL;
2907 if (sd_session_get_uid(*s, &uid) < 0 || uid == getuid())
2910 if (sd_session_get_class(*s, &class) < 0 || !streq(class, "user"))
2913 if (sd_session_get_type(*s, &type) < 0 || (!streq(type, "x11") && !streq(type, "tty")))
2916 sd_session_get_tty(*s, &tty);
2917 sd_session_get_seat(*s, &seat);
2918 sd_session_get_service(*s, &service);
2919 user = uid_to_name(uid);
2921 log_warning("User %s is logged in on %s.", strna(user), isempty(tty) ? (isempty(seat) ? strna(service) : seat) : tty);
2928 log_error("Please retry operation after closing inhibitors and logging out other users.\nAlternatively, ignore inhibitors and users with 'systemctl %s -i'.",
2929 action_table[a].verb);
2937 static int start_special(sd_bus *bus, char **args) {
2943 a = verb_to_action(args[0]);
2945 r = check_inhibitors(bus, a);
2949 if (arg_force >= 2 && geteuid() != 0) {
2950 log_error("Must be root.");
2954 if (arg_force >= 2 &&
2955 (a == ACTION_HALT ||
2956 a == ACTION_POWEROFF ||
2957 a == ACTION_REBOOT))
2960 if (arg_force >= 1 &&
2961 (a == ACTION_HALT ||
2962 a == ACTION_POWEROFF ||
2963 a == ACTION_REBOOT ||
2964 a == ACTION_KEXEC ||
2966 return daemon_reload(bus, args);
2968 /* first try logind, to allow authentication with polkit */
2969 if (geteuid() != 0 &&
2970 (a == ACTION_POWEROFF ||
2971 a == ACTION_REBOOT ||
2972 a == ACTION_SUSPEND ||
2973 a == ACTION_HIBERNATE ||
2974 a == ACTION_HYBRID_SLEEP)) {
2975 r = reboot_with_logind(bus, a);
2980 r = start_unit(bus, args);
2981 if (r == EXIT_SUCCESS)
2987 static int check_unit_generic(sd_bus *bus, int code, const char *good_states, char **args) {
2988 _cleanup_strv_free_ char **names = NULL;
2995 r = expand_names(bus, args, NULL, &names);
2997 log_error("Failed to expand names: %s", strerror(-r));
3001 STRV_FOREACH(name, names) {
3004 state = check_one_unit(bus, *name, good_states, arg_quiet);
3014 static int check_unit_active(sd_bus *bus, char **args) {
3015 /* According to LSB: 3, "program is not running" */
3016 return check_unit_generic(bus, 3, "active\0reloading\0", args + 1);
3019 static int check_unit_failed(sd_bus *bus, char **args) {
3020 return check_unit_generic(bus, 1, "failed\0", args + 1);
3023 static int kill_unit(sd_bus *bus, char **args) {
3024 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
3025 _cleanup_strv_free_ char **names = NULL;
3033 arg_kill_who = "all";
3035 r = expand_names(bus, args + 1, NULL, &names);
3037 log_error("Failed to expand names: %s", strerror(-r));
3039 STRV_FOREACH(name, names) {
3040 q = sd_bus_call_method(
3042 "org.freedesktop.systemd1",
3043 "/org/freedesktop/systemd1",
3044 "org.freedesktop.systemd1.Manager",
3048 "ssi", *names, arg_kill_who, arg_signal);
3050 log_error("Failed to kill unit %s: %s",
3051 *names, bus_error_message(&error, r));
3060 typedef struct ExecStatusInfo {
3068 usec_t start_timestamp;
3069 usec_t exit_timestamp;
3074 LIST_FIELDS(struct ExecStatusInfo, exec);
3077 static void exec_status_info_free(ExecStatusInfo *i) {
3086 static int exec_status_info_deserialize(sd_bus_message *m, ExecStatusInfo *i) {
3087 uint64_t start_timestamp, exit_timestamp, start_timestamp_monotonic, exit_timestamp_monotonic;
3090 int32_t code, status;
3096 r = sd_bus_message_enter_container(m, SD_BUS_TYPE_STRUCT, "sasbttttuii");
3098 return bus_log_parse_error(r);
3102 r = sd_bus_message_read(m, "s", &path);
3104 return bus_log_parse_error(r);
3106 i->path = strdup(path);
3110 r = sd_bus_message_read_strv(m, &i->argv);
3112 return bus_log_parse_error(r);
3114 r = sd_bus_message_read(m,
3117 &start_timestamp, &start_timestamp_monotonic,
3118 &exit_timestamp, &exit_timestamp_monotonic,
3122 return bus_log_parse_error(r);
3125 i->start_timestamp = (usec_t) start_timestamp;
3126 i->exit_timestamp = (usec_t) exit_timestamp;
3127 i->pid = (pid_t) pid;
3131 r = sd_bus_message_exit_container(m);
3133 return bus_log_parse_error(r);
3138 typedef struct UnitStatusInfo {
3140 const char *load_state;
3141 const char *active_state;
3142 const char *sub_state;
3143 const char *unit_file_state;
3145 const char *description;
3146 const char *following;
3148 char **documentation;
3150 const char *fragment_path;
3151 const char *source_path;
3152 const char *control_group;
3154 char **dropin_paths;
3156 const char *load_error;
3159 usec_t inactive_exit_timestamp;
3160 usec_t inactive_exit_timestamp_monotonic;
3161 usec_t active_enter_timestamp;
3162 usec_t active_exit_timestamp;
3163 usec_t inactive_enter_timestamp;
3165 bool need_daemon_reload;
3170 const char *status_text;
3171 const char *pid_file;
3174 usec_t start_timestamp;
3175 usec_t exit_timestamp;
3177 int exit_code, exit_status;
3179 usec_t condition_timestamp;
3180 bool condition_result;
3181 bool failed_condition_trigger;
3182 bool failed_condition_negate;
3183 const char *failed_condition;
3184 const char *failed_condition_param;
3187 unsigned n_accepted;
3188 unsigned n_connections;
3191 /* Pairs of type, path */
3195 const char *sysfs_path;
3197 /* Mount, Automount */
3203 LIST_HEAD(ExecStatusInfo, exec);
3206 static void print_status_info(
3211 const char *active_on, *active_off, *on, *off, *ss;
3213 char since1[FORMAT_TIMESTAMP_RELATIVE_MAX], *s1;
3214 char since2[FORMAT_TIMESTAMP_MAX], *s2;
3217 arg_all * OUTPUT_SHOW_ALL |
3218 (!on_tty() || pager_have()) * OUTPUT_FULL_WIDTH |
3219 on_tty() * OUTPUT_COLOR |
3220 !arg_quiet * OUTPUT_WARN_CUTOFF |
3221 arg_full * OUTPUT_FULL_WIDTH;
3226 /* This shows pretty information about a unit. See
3227 * print_property() for a low-level property printer */
3229 if (streq_ptr(i->active_state, "failed")) {
3230 active_on = ansi_highlight_red();
3231 active_off = ansi_highlight_off();
3232 } else if (streq_ptr(i->active_state, "active") || streq_ptr(i->active_state, "reloading")) {
3233 active_on = ansi_highlight_green();
3234 active_off = ansi_highlight_off();
3236 active_on = active_off = "";
3238 printf("%s%s%s %s", active_on, draw_special_char(DRAW_BLACK_CIRCLE), active_off, strna(i->id));
3240 if (i->description && !streq_ptr(i->id, i->description))
3241 printf(" - %s", i->description);
3246 printf(" Follow: unit currently follows state of %s\n", i->following);
3248 if (streq_ptr(i->load_state, "error")) {
3249 on = ansi_highlight_red();
3250 off = ansi_highlight_off();
3254 path = i->source_path ? i->source_path : i->fragment_path;
3257 printf(" Loaded: %s%s%s (Reason: %s)\n",
3258 on, strna(i->load_state), off, i->load_error);
3259 else if (path && i->unit_file_state)
3260 printf(" Loaded: %s%s%s (%s; %s)\n",
3261 on, strna(i->load_state), off, path, i->unit_file_state);
3263 printf(" Loaded: %s%s%s (%s)\n",
3264 on, strna(i->load_state), off, path);
3266 printf(" Loaded: %s%s%s\n",
3267 on, strna(i->load_state), off);
3269 if (!strv_isempty(i->dropin_paths)) {
3270 _cleanup_free_ char *dir = NULL;
3274 STRV_FOREACH(dropin, i->dropin_paths) {
3275 if (! dir || last) {
3276 printf(dir ? " " : " Drop-In: ");
3281 if (path_get_parent(*dropin, &dir) < 0) {
3286 printf("%s\n %s", dir,
3287 draw_special_char(DRAW_TREE_RIGHT));
3290 last = ! (*(dropin + 1) && startswith(*(dropin + 1), dir));
3292 printf("%s%s", basename(*dropin), last ? "\n" : ", ");
3296 ss = streq_ptr(i->active_state, i->sub_state) ? NULL : i->sub_state;
3298 printf(" Active: %s%s (%s)%s",
3299 active_on, strna(i->active_state), ss, active_off);
3301 printf(" Active: %s%s%s",
3302 active_on, strna(i->active_state), active_off);
3304 if (!isempty(i->result) && !streq(i->result, "success"))
3305 printf(" (Result: %s)", i->result);
3307 timestamp = (streq_ptr(i->active_state, "active") ||
3308 streq_ptr(i->active_state, "reloading")) ? i->active_enter_timestamp :
3309 (streq_ptr(i->active_state, "inactive") ||
3310 streq_ptr(i->active_state, "failed")) ? i->inactive_enter_timestamp :
3311 streq_ptr(i->active_state, "activating") ? i->inactive_exit_timestamp :
3312 i->active_exit_timestamp;
3314 s1 = format_timestamp_relative(since1, sizeof(since1), timestamp);
3315 s2 = format_timestamp(since2, sizeof(since2), timestamp);
3318 printf(" since %s; %s\n", s2, s1);
3320 printf(" since %s\n", s2);
3324 if (!i->condition_result && i->condition_timestamp > 0) {
3325 s1 = format_timestamp_relative(since1, sizeof(since1), i->condition_timestamp);
3326 s2 = format_timestamp(since2, sizeof(since2), i->condition_timestamp);
3328 printf(" start condition failed at %s%s%s\n",
3329 s2, s1 ? "; " : "", s1 ? s1 : "");
3330 if (i->failed_condition_trigger)
3331 printf(" none of the trigger conditions were met\n");
3332 else if (i->failed_condition)
3333 printf(" %s=%s%s was not met\n",
3334 i->failed_condition,
3335 i->failed_condition_negate ? "!" : "",
3336 i->failed_condition_param);
3340 printf(" Device: %s\n", i->sysfs_path);
3342 printf(" Where: %s\n", i->where);
3344 printf(" What: %s\n", i->what);
3346 STRV_FOREACH(t, i->documentation)
3347 printf(" %*s %s\n", 9, t == i->documentation ? "Docs:" : "", *t);
3349 STRV_FOREACH_PAIR(t, t2, i->listen)
3350 printf(" %*s %s (%s)\n", 9, t == i->listen ? "Listen:" : "", *t2, *t);
3353 printf(" Accepted: %u; Connected: %u\n", i->n_accepted, i->n_connections);
3355 LIST_FOREACH(exec, p, i->exec) {
3356 _cleanup_free_ char *argv = NULL;
3359 /* Only show exited processes here */
3363 argv = strv_join(p->argv, " ");
3364 printf(" Process: %u %s=%s ", p->pid, p->name, strna(argv));
3366 good = is_clean_exit_lsb(p->code, p->status, NULL);
3368 on = ansi_highlight_red();
3369 off = ansi_highlight_off();
3373 printf("%s(code=%s, ", on, sigchld_code_to_string(p->code));
3375 if (p->code == CLD_EXITED) {
3378 printf("status=%i", p->status);
3380 c = exit_status_to_string(p->status, EXIT_STATUS_SYSTEMD);
3385 printf("signal=%s", signal_to_string(p->status));
3387 printf(")%s\n", off);
3389 if (i->main_pid == p->pid &&
3390 i->start_timestamp == p->start_timestamp &&
3391 i->exit_timestamp == p->start_timestamp)
3392 /* Let's not show this twice */
3395 if (p->pid == i->control_pid)
3399 if (i->main_pid > 0 || i->control_pid > 0) {
3400 if (i->main_pid > 0) {
3401 printf(" Main PID: %u", (unsigned) i->main_pid);
3404 _cleanup_free_ char *comm = NULL;
3405 get_process_comm(i->main_pid, &comm);
3407 printf(" (%s)", comm);
3408 } else if (i->exit_code > 0) {
3409 printf(" (code=%s, ", sigchld_code_to_string(i->exit_code));
3411 if (i->exit_code == CLD_EXITED) {
3414 printf("status=%i", i->exit_status);
3416 c = exit_status_to_string(i->exit_status, EXIT_STATUS_SYSTEMD);
3421 printf("signal=%s", signal_to_string(i->exit_status));
3425 if (i->control_pid > 0)
3429 if (i->control_pid > 0) {
3430 _cleanup_free_ char *c = NULL;
3432 printf(" %8s: %u", i->main_pid ? "" : " Control", (unsigned) i->control_pid);
3434 get_process_comm(i->control_pid, &c);
3443 printf(" Status: \"%s\"\n", i->status_text);
3445 if (i->control_group &&
3446 (i->main_pid > 0 || i->control_pid > 0 ||
3447 ((arg_transport != BUS_TRANSPORT_LOCAL && arg_transport != BUS_TRANSPORT_CONTAINER) || cg_is_empty_recursive(SYSTEMD_CGROUP_CONTROLLER, i->control_group, false) == 0))) {
3450 printf(" CGroup: %s\n", i->control_group);
3452 if (arg_transport == BUS_TRANSPORT_LOCAL || arg_transport == BUS_TRANSPORT_CONTAINER) {
3455 static const char prefix[] = " ";
3458 if (c > sizeof(prefix) - 1)
3459 c -= sizeof(prefix) - 1;
3463 if (i->main_pid > 0)
3464 extra[k++] = i->main_pid;
3466 if (i->control_pid > 0)
3467 extra[k++] = i->control_pid;
3469 show_cgroup_and_extra(SYSTEMD_CGROUP_CONTROLLER, i->control_group, prefix, c, false, extra, k, flags);
3473 if (i->id && arg_transport == BUS_TRANSPORT_LOCAL) {
3474 show_journal_by_unit(stdout,
3478 i->inactive_exit_timestamp_monotonic,
3481 flags | OUTPUT_BEGIN_NEWLINE,
3482 arg_scope == UNIT_FILE_SYSTEM,
3486 if (i->need_daemon_reload)
3487 printf("\n%sWarning:%s Unit file changed on disk, 'systemctl %sdaemon-reload' recommended.\n",
3488 ansi_highlight_red(),
3489 ansi_highlight_off(),
3490 arg_scope == UNIT_FILE_SYSTEM ? "" : "--user ");
3493 static void show_unit_help(UnitStatusInfo *i) {
3498 if (!i->documentation) {
3499 log_info("Documentation for %s not known.", i->id);
3503 STRV_FOREACH(p, i->documentation) {
3505 if (startswith(*p, "man:")) {
3506 const char *args[4] = { "man", NULL, NULL, NULL };
3507 _cleanup_free_ char *page = NULL, *section = NULL;
3514 if ((*p)[k-1] == ')')
3515 e = strrchr(*p, '(');
3518 page = strndup((*p) + 4, e - *p - 4);
3519 section = strndup(e + 1, *p + k - e - 2);
3520 if (!page || !section) {
3532 log_error("Failed to fork: %m");
3538 execvp(args[0], (char**) args);
3539 log_error("Failed to execute man: %m");
3540 _exit(EXIT_FAILURE);
3543 wait_for_terminate(pid, NULL);
3545 log_info("Can't show: %s", *p);
3549 static int status_property(const char *name, sd_bus_message *m, UnitStatusInfo *i, const char *contents) {
3556 switch (contents[0]) {
3558 case SD_BUS_TYPE_STRING: {
3561 r = sd_bus_message_read(m, "s", &s);
3563 return bus_log_parse_error(r);
3566 if (streq(name, "Id"))
3568 else if (streq(name, "LoadState"))
3570 else if (streq(name, "ActiveState"))
3571 i->active_state = s;
3572 else if (streq(name, "SubState"))
3574 else if (streq(name, "Description"))
3576 else if (streq(name, "FragmentPath"))
3577 i->fragment_path = s;
3578 else if (streq(name, "SourcePath"))
3581 else if (streq(name, "DefaultControlGroup")) {
3583 e = startswith(s, SYSTEMD_CGROUP_CONTROLLER ":");
3585 i->control_group = e;
3588 else if (streq(name, "ControlGroup"))
3589 i->control_group = s;
3590 else if (streq(name, "StatusText"))
3592 else if (streq(name, "PIDFile"))
3594 else if (streq(name, "SysFSPath"))
3596 else if (streq(name, "Where"))
3598 else if (streq(name, "What"))
3600 else if (streq(name, "Following"))
3602 else if (streq(name, "UnitFileState"))
3603 i->unit_file_state = s;
3604 else if (streq(name, "Result"))
3611 case SD_BUS_TYPE_BOOLEAN: {
3614 r = sd_bus_message_read(m, "b", &b);
3616 return bus_log_parse_error(r);
3618 if (streq(name, "Accept"))
3620 else if (streq(name, "NeedDaemonReload"))
3621 i->need_daemon_reload = b;
3622 else if (streq(name, "ConditionResult"))
3623 i->condition_result = b;
3628 case SD_BUS_TYPE_UINT32: {
3631 r = sd_bus_message_read(m, "u", &u);
3633 return bus_log_parse_error(r);
3635 if (streq(name, "MainPID")) {
3637 i->main_pid = (pid_t) u;
3640 } else if (streq(name, "ControlPID"))
3641 i->control_pid = (pid_t) u;
3642 else if (streq(name, "ExecMainPID")) {
3644 i->main_pid = (pid_t) u;
3645 } else if (streq(name, "NAccepted"))
3647 else if (streq(name, "NConnections"))
3648 i->n_connections = u;
3653 case SD_BUS_TYPE_INT32: {
3656 r = sd_bus_message_read(m, "i", &j);
3658 return bus_log_parse_error(r);
3660 if (streq(name, "ExecMainCode"))
3661 i->exit_code = (int) j;
3662 else if (streq(name, "ExecMainStatus"))
3663 i->exit_status = (int) j;
3668 case SD_BUS_TYPE_UINT64: {
3671 r = sd_bus_message_read(m, "t", &u);
3673 return bus_log_parse_error(r);
3675 if (streq(name, "ExecMainStartTimestamp"))
3676 i->start_timestamp = (usec_t) u;
3677 else if (streq(name, "ExecMainExitTimestamp"))
3678 i->exit_timestamp = (usec_t) u;
3679 else if (streq(name, "ActiveEnterTimestamp"))
3680 i->active_enter_timestamp = (usec_t) u;
3681 else if (streq(name, "InactiveEnterTimestamp"))
3682 i->inactive_enter_timestamp = (usec_t) u;
3683 else if (streq(name, "InactiveExitTimestamp"))
3684 i->inactive_exit_timestamp = (usec_t) u;
3685 else if (streq(name, "InactiveExitTimestampMonotonic"))
3686 i->inactive_exit_timestamp_monotonic = (usec_t) u;
3687 else if (streq(name, "ActiveExitTimestamp"))
3688 i->active_exit_timestamp = (usec_t) u;
3689 else if (streq(name, "ConditionTimestamp"))
3690 i->condition_timestamp = (usec_t) u;
3695 case SD_BUS_TYPE_ARRAY:
3697 if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && startswith(name, "Exec")) {
3698 _cleanup_free_ ExecStatusInfo *info = NULL;
3700 r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sasbttttuii)");
3702 return bus_log_parse_error(r);
3704 info = new0(ExecStatusInfo, 1);
3708 while ((r = exec_status_info_deserialize(m, info)) > 0) {
3710 info->name = strdup(name);
3714 LIST_PREPEND(exec, i->exec, info);
3716 info = new0(ExecStatusInfo, 1);
3722 return bus_log_parse_error(r);
3724 r = sd_bus_message_exit_container(m);
3726 return bus_log_parse_error(r);
3730 } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "Listen")) {
3731 const char *type, *path;
3733 r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(ss)");
3735 return bus_log_parse_error(r);
3737 while ((r = sd_bus_message_read(m, "(ss)", &type, &path)) > 0) {
3739 r = strv_extend(&i->listen, type);
3743 r = strv_extend(&i->listen, path);
3748 return bus_log_parse_error(r);
3750 r = sd_bus_message_exit_container(m);
3752 return bus_log_parse_error(r);
3756 } else if (contents[1] == SD_BUS_TYPE_STRING && streq(name, "DropInPaths")) {
3758 r = sd_bus_message_read_strv(m, &i->dropin_paths);
3760 return bus_log_parse_error(r);
3762 } else if (contents[1] == SD_BUS_TYPE_STRING && streq(name, "Documentation")) {
3764 r = sd_bus_message_read_strv(m, &i->documentation);
3766 return bus_log_parse_error(r);
3768 } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "Conditions")) {
3769 const char *cond, *param;
3770 int trigger, negate;
3773 r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sbbsi)");
3775 return bus_log_parse_error(r);
3777 while ((r = sd_bus_message_read(m, "(sbbsi)", &cond, &trigger, &negate, ¶m, &state)) > 0) {
3778 log_debug("%s %d %d %s %d", cond, trigger, negate, param, state);
3779 if (state < 0 && (!trigger || !i->failed_condition)) {
3780 i->failed_condition = cond;
3781 i->failed_condition_trigger = trigger;
3782 i->failed_condition_negate = negate;
3783 i->failed_condition_param = param;
3787 return bus_log_parse_error(r);
3789 r = sd_bus_message_exit_container(m);
3791 return bus_log_parse_error(r);
3798 case SD_BUS_TYPE_STRUCT_BEGIN:
3800 if (streq(name, "LoadError")) {
3801 const char *n, *message;
3803 r = sd_bus_message_read(m, "(ss)", &n, &message);
3805 return bus_log_parse_error(r);
3807 if (!isempty(message))
3808 i->load_error = message;
3821 r = sd_bus_message_skip(m, contents);
3823 return bus_log_parse_error(r);
3828 static int print_property(const char *name, sd_bus_message *m, const char *contents) {
3834 /* This is a low-level property printer, see
3835 * print_status_info() for the nicer output */
3837 if (arg_properties && !strv_find(arg_properties, name)) {
3838 /* skip what we didn't read */
3839 r = sd_bus_message_skip(m, contents);
3843 switch (contents[0]) {
3845 case SD_BUS_TYPE_STRUCT_BEGIN:
3847 if (contents[1] == SD_BUS_TYPE_UINT32 && streq(name, "Job")) {
3850 r = sd_bus_message_read(m, "(uo)", &u, NULL);
3852 return bus_log_parse_error(r);
3855 printf("%s=%u\n", name, (unsigned) u);
3857 printf("%s=\n", name);
3861 } else if (contents[1] == SD_BUS_TYPE_STRING && streq(name, "Unit")) {
3864 r = sd_bus_message_read(m, "(so)", &s, NULL);
3866 return bus_log_parse_error(r);
3868 if (arg_all || !isempty(s))
3869 printf("%s=%s\n", name, s);
3873 } else if (contents[1] == SD_BUS_TYPE_STRING && streq(name, "LoadError")) {
3874 const char *a = NULL, *b = NULL;
3876 r = sd_bus_message_read(m, "(ss)", &a, &b);
3878 return bus_log_parse_error(r);
3880 if (arg_all || !isempty(a) || !isempty(b))
3881 printf("%s=%s \"%s\"\n", name, strempty(a), strempty(b));
3884 } else if (streq_ptr(name, "SystemCallFilter")) {
3885 _cleanup_strv_free_ char **l = NULL;
3888 r = sd_bus_message_enter_container(m, 'r', "bas");
3890 return bus_log_parse_error(r);
3892 r = sd_bus_message_read(m, "b", &whitelist);
3894 return bus_log_parse_error(r);
3896 r = sd_bus_message_read_strv(m, &l);
3898 return bus_log_parse_error(r);
3900 r = sd_bus_message_exit_container(m);
3902 return bus_log_parse_error(r);
3904 if (arg_all || whitelist || !strv_isempty(l)) {
3908 fputs(name, stdout);
3914 STRV_FOREACH(i, l) {
3922 fputc('\n', stdout);
3930 case SD_BUS_TYPE_ARRAY:
3932 if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "EnvironmentFiles")) {
3936 r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sb)");
3938 return bus_log_parse_error(r);
3940 while ((r = sd_bus_message_read(m, "(sb)", &path, &ignore)) > 0)
3941 printf("EnvironmentFile=%s (ignore_errors=%s)\n", path, yes_no(ignore));
3944 return bus_log_parse_error(r);
3946 r = sd_bus_message_exit_container(m);
3948 return bus_log_parse_error(r);
3952 } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "Paths")) {
3953 const char *type, *path;
3955 r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(ss)");
3957 return bus_log_parse_error(r);
3959 while ((r = sd_bus_message_read(m, "(ss)", &type, &path)) > 0)
3960 printf("%s=%s\n", type, path);
3962 return bus_log_parse_error(r);
3964 r = sd_bus_message_exit_container(m);
3966 return bus_log_parse_error(r);
3970 } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "Listen")) {
3971 const char *type, *path;
3973 r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(ss)");
3975 return bus_log_parse_error(r);
3977 while ((r = sd_bus_message_read(m, "(ss)", &type, &path)) > 0)
3978 printf("Listen%s=%s\n", type, path);
3980 return bus_log_parse_error(r);
3982 r = sd_bus_message_exit_container(m);
3984 return bus_log_parse_error(r);
3988 } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "Timers")) {
3990 uint64_t value, next_elapse;
3992 r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(stt)");
3994 return bus_log_parse_error(r);
3996 while ((r = sd_bus_message_read(m, "(stt)", &base, &value, &next_elapse)) > 0) {
3997 char timespan1[FORMAT_TIMESPAN_MAX], timespan2[FORMAT_TIMESPAN_MAX];
3999 printf("%s={ value=%s ; next_elapse=%s }\n",
4001 format_timespan(timespan1, sizeof(timespan1), value, 0),
4002 format_timespan(timespan2, sizeof(timespan2), next_elapse, 0));
4005 return bus_log_parse_error(r);
4007 r = sd_bus_message_exit_container(m);
4009 return bus_log_parse_error(r);
4013 } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && startswith(name, "Exec")) {
4014 ExecStatusInfo info = {};
4016 r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sasbttttuii)");
4018 return bus_log_parse_error(r);
4020 while ((r = exec_status_info_deserialize(m, &info)) > 0) {
4021 char timestamp1[FORMAT_TIMESTAMP_MAX], timestamp2[FORMAT_TIMESTAMP_MAX];
4022 _cleanup_free_ char *tt;
4024 tt = strv_join(info.argv, " ");
4026 printf("%s={ path=%s ; argv[]=%s ; ignore_errors=%s ; start_time=[%s] ; stop_time=[%s] ; pid=%u ; code=%s ; status=%i%s%s }\n",
4030 yes_no(info.ignore),
4031 strna(format_timestamp(timestamp1, sizeof(timestamp1), info.start_timestamp)),
4032 strna(format_timestamp(timestamp2, sizeof(timestamp2), info.exit_timestamp)),
4033 (unsigned) info. pid,
4034 sigchld_code_to_string(info.code),
4036 info.code == CLD_EXITED ? "" : "/",
4037 strempty(info.code == CLD_EXITED ? NULL : signal_to_string(info.status)));
4040 strv_free(info.argv);
4044 r = sd_bus_message_exit_container(m);
4046 return bus_log_parse_error(r);
4050 } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "DeviceAllow")) {
4051 const char *path, *rwm;
4053 r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(ss)");
4055 return bus_log_parse_error(r);
4057 while ((r = sd_bus_message_read(m, "(ss)", &path, &rwm)) > 0)
4058 printf("%s=%s %s\n", name, strna(path), strna(rwm));
4060 return bus_log_parse_error(r);
4062 r = sd_bus_message_exit_container(m);
4064 return bus_log_parse_error(r);
4068 } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "BlockIODeviceWeight")) {
4072 r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(st)");
4074 return bus_log_parse_error(r);
4076 while ((r = sd_bus_message_read(m, "(st)", &path, &weight)) > 0)
4077 printf("%s=%s %" PRIu64 "\n", name, strna(path), weight);
4079 return bus_log_parse_error(r);
4081 r = sd_bus_message_exit_container(m);
4083 return bus_log_parse_error(r);
4087 } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && (streq(name, "BlockIOReadBandwidth") || streq(name, "BlockIOWriteBandwidth"))) {
4091 r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(st)");
4093 return bus_log_parse_error(r);
4095 while ((r = sd_bus_message_read(m, "(st)", &path, &bandwidth)) > 0)
4096 printf("%s=%s %" PRIu64 "\n", name, strna(path), bandwidth);
4098 return bus_log_parse_error(r);
4100 r = sd_bus_message_exit_container(m);
4102 return bus_log_parse_error(r);
4110 r = bus_print_property(name, m, arg_all);
4112 return bus_log_parse_error(r);
4115 r = sd_bus_message_skip(m, contents);
4117 return bus_log_parse_error(r);
4120 printf("%s=[unprintable]\n", name);
4126 static int show_one(
4130 bool show_properties,
4134 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
4135 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
4136 UnitStatusInfo info = {};
4143 log_debug("Showing one %s", path);
4145 r = sd_bus_call_method(
4147 "org.freedesktop.systemd1",
4149 "org.freedesktop.DBus.Properties",
4155 log_error("Failed to get properties: %s", bus_error_message(&error, r));
4159 r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "{sv}");
4161 return bus_log_parse_error(r);
4168 while ((r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_DICT_ENTRY, "sv")) > 0) {
4169 const char *name, *contents;
4171 r = sd_bus_message_read(reply, "s", &name);
4173 return bus_log_parse_error(r);
4175 r = sd_bus_message_peek_type(reply, NULL, &contents);
4177 return bus_log_parse_error(r);
4179 r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_VARIANT, contents);
4181 return bus_log_parse_error(r);
4183 if (show_properties)
4184 r = print_property(name, reply, contents);
4186 r = status_property(name, reply, &info, contents);
4190 r = sd_bus_message_exit_container(reply);
4192 return bus_log_parse_error(r);
4194 r = sd_bus_message_exit_container(reply);
4196 return bus_log_parse_error(r);
4199 return bus_log_parse_error(r);
4201 r = sd_bus_message_exit_container(reply);
4203 return bus_log_parse_error(r);
4207 if (!show_properties) {
4208 if (streq(verb, "help"))
4209 show_unit_help(&info);
4211 print_status_info(&info, ellipsized);
4214 strv_free(info.documentation);
4215 strv_free(info.dropin_paths);
4216 strv_free(info.listen);
4218 if (!streq_ptr(info.active_state, "active") &&
4219 !streq_ptr(info.active_state, "reloading") &&
4220 streq(verb, "status")) {
4221 /* According to LSB: "program not running" */
4222 /* 0: program is running or service is OK
4223 * 1: program is dead and /run PID file exists
4224 * 2: program is dead and /run/lock lock file exists
4225 * 3: program is not running
4226 * 4: program or service status is unknown
4228 if (info.pid_file && access(info.pid_file, F_OK) == 0)
4234 while ((p = info.exec)) {
4235 LIST_REMOVE(exec, info.exec, p);
4236 exec_status_info_free(p);
4242 static int get_unit_dbus_path_by_pid(
4247 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
4248 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
4252 r = sd_bus_call_method(
4254 "org.freedesktop.systemd1",
4255 "/org/freedesktop/systemd1",
4256 "org.freedesktop.systemd1.Manager",
4262 log_error("Failed to get unit for PID "PID_FMT": %s", pid, bus_error_message(&error, r));
4266 r = sd_bus_message_read(reply, "o", &u);
4268 return bus_log_parse_error(r);
4278 static int show_all(
4281 bool show_properties,
4285 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
4286 _cleanup_free_ UnitInfo *unit_infos = NULL;
4291 r = get_unit_list(bus, NULL, NULL, &unit_infos, 0, &reply);
4295 pager_open_if_enabled();
4299 qsort_safe(unit_infos, c, sizeof(UnitInfo), compare_unit_info);
4301 for (u = unit_infos; u < unit_infos + c; u++) {
4302 _cleanup_free_ char *p = NULL;
4304 p = unit_dbus_path_from_name(u->id);
4308 r = show_one(verb, bus, p, show_properties, new_line, ellipsized);
4311 else if (r > 0 && ret == 0)
4318 static int show_system_status(sd_bus *bus) {
4319 char since1[FORMAT_TIMESTAMP_RELATIVE_MAX], since2[FORMAT_TIMESTAMP_MAX];
4320 _cleanup_free_ char *hn = NULL;
4321 struct machine_info mi = {};
4322 const char *on, *off;
4325 hn = gethostname_malloc();
4329 r = bus_map_all_properties(bus, "org.freedesktop.systemd1", "/org/freedesktop/systemd1", machine_info_property_map, &mi);
4331 log_error("Failed to read server status: %s", strerror(-r));
4335 if (streq_ptr(mi.state, "degraded")) {
4336 on = ansi_highlight_red();
4337 off = ansi_highlight_off();
4338 } else if (!streq_ptr(mi.state, "running")) {
4339 on = ansi_highlight_yellow();
4340 off = ansi_highlight_off();
4344 printf("%s%s%s %s\n", on, draw_special_char(DRAW_BLACK_CIRCLE), off, arg_host ? arg_host : hn);
4346 printf(" State: %s%s%s\n",
4347 on, strna(mi.state), off);
4349 printf(" Jobs: %u queued\n", mi.n_jobs);
4350 printf(" Failed: %u units\n", mi.n_failed_units);
4352 printf(" Since: %s; %s\n",
4353 format_timestamp(since2, sizeof(since2), mi.timestamp),
4354 format_timestamp_relative(since1, sizeof(since1), mi.timestamp));
4356 printf(" CGroup: %s\n", mi.control_group ?: "/");
4357 if (arg_transport == BUS_TRANSPORT_LOCAL || arg_transport == BUS_TRANSPORT_CONTAINER) {
4359 arg_all * OUTPUT_SHOW_ALL |
4360 (!on_tty() || pager_have()) * OUTPUT_FULL_WIDTH |
4361 on_tty() * OUTPUT_COLOR |
4362 !arg_quiet * OUTPUT_WARN_CUTOFF |
4363 arg_full * OUTPUT_FULL_WIDTH;
4365 static const char prefix[] = " ";
4369 if (c > sizeof(prefix) - 1)
4370 c -= sizeof(prefix) - 1;
4374 show_cgroup(SYSTEMD_CGROUP_CONTROLLER, strempty(mi.control_group), prefix, c, false, flags);
4378 free(mi.control_group);
4383 static int show(sd_bus *bus, char **args) {
4384 bool show_properties, show_status, new_line = false;
4385 bool ellipsized = false;
4391 show_properties = streq(args[0], "show");
4392 show_status = streq(args[0], "status");
4394 if (show_properties)
4395 pager_open_if_enabled();
4397 /* If no argument is specified inspect the manager itself */
4399 if (show_properties && strv_length(args) <= 1)
4400 return show_one(args[0], bus, "/org/freedesktop/systemd1", show_properties, &new_line, &ellipsized);
4402 if (show_status && strv_length(args) <= 1) {
4404 pager_open_if_enabled();
4405 show_system_status(bus);
4409 ret = show_all(args[0], bus, false, &new_line, &ellipsized);
4411 _cleanup_free_ char **patterns = NULL;
4414 STRV_FOREACH(name, args + 1) {
4415 _cleanup_free_ char *unit = NULL;
4418 if (safe_atou32(*name, &id) < 0) {
4419 if (strv_push(&patterns, *name) < 0)
4423 } else if (show_properties) {
4424 /* Interpret as job id */
4425 if (asprintf(&unit, "/org/freedesktop/systemd1/job/%u", id) < 0)
4429 /* Interpret as PID */
4430 r = get_unit_dbus_path_by_pid(bus, id, &unit);
4437 r = show_one(args[0], bus, unit, show_properties,
4438 &new_line, &ellipsized);
4441 else if (r > 0 && ret == 0)
4445 if (!strv_isempty(patterns)) {
4446 _cleanup_strv_free_ char **names = NULL;
4448 r = expand_names(bus, patterns, NULL, &names);
4450 log_error("Failed to expand names: %s", strerror(-r));
4452 STRV_FOREACH(name, names) {
4453 _cleanup_free_ char *unit;
4455 unit = unit_dbus_path_from_name(*name);
4459 r = show_one(args[0], bus, unit, show_properties,
4460 &new_line, &ellipsized);
4463 else if (r > 0 && ret == 0)
4469 if (ellipsized && !arg_quiet)
4470 printf("Hint: Some lines were ellipsized, use -l to show in full.\n");
4475 static int cat(sd_bus *bus, char **args) {
4476 _cleanup_free_ char *unit = NULL;
4477 _cleanup_strv_free_ char **names = NULL;
4485 r = expand_names(bus, args + 1, NULL, &names);
4487 log_error("Failed to expand names: %s", strerror(-r));
4489 pager_open_if_enabled();
4491 STRV_FOREACH(name, names) {
4492 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
4493 _cleanup_strv_free_ char **dropin_paths = NULL;
4494 _cleanup_free_ char *fragment_path = NULL;
4497 unit = unit_dbus_path_from_name(*name);
4501 if (need_daemon_reload(bus, *name) > 0)
4502 log_warning("Unit file of %s changed on disk. Run 'systemctl%s daemon-reload'.",
4503 *name, arg_scope == UNIT_FILE_SYSTEM ? "" : " --user");
4505 r = sd_bus_get_property_string(
4507 "org.freedesktop.systemd1",
4509 "org.freedesktop.systemd1.Unit",
4514 log_warning("Failed to get FragmentPath: %s", bus_error_message(&error, r));
4518 r = sd_bus_get_property_strv(
4520 "org.freedesktop.systemd1",
4522 "org.freedesktop.systemd1.Unit",
4527 log_warning("Failed to get DropInPaths: %s", bus_error_message(&error, r));
4536 if (!isempty(fragment_path)) {
4537 printf("%s# %s%s\n",
4538 ansi_highlight_blue(),
4540 ansi_highlight_off());
4543 r = sendfile_full(STDOUT_FILENO, fragment_path);
4545 log_warning("Failed to cat %s: %s", fragment_path, strerror(-r));
4550 STRV_FOREACH(path, dropin_paths) {
4551 printf("%s%s# %s%s\n",
4552 isempty(fragment_path) && path == dropin_paths ? "" : "\n",
4553 ansi_highlight_blue(),
4555 ansi_highlight_off());
4558 r = sendfile_full(STDOUT_FILENO, *path);
4560 log_warning("Failed to cat %s: %s", *path, strerror(-r));
4566 return r < 0 ? r : 0;
4569 static int set_property(sd_bus *bus, char **args) {
4570 _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
4571 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
4572 _cleanup_free_ char *n = NULL;
4576 r = sd_bus_message_new_method_call(
4579 "org.freedesktop.systemd1",
4580 "/org/freedesktop/systemd1",
4581 "org.freedesktop.systemd1.Manager",
4582 "SetUnitProperties");
4584 return bus_log_create_error(r);
4586 n = unit_name_mangle(args[1], MANGLE_NOGLOB);
4590 r = sd_bus_message_append(m, "sb", n, arg_runtime);
4592 return bus_log_create_error(r);
4594 r = sd_bus_message_open_container(m, SD_BUS_TYPE_ARRAY, "(sv)");
4596 return bus_log_create_error(r);
4598 STRV_FOREACH(i, args + 2) {
4599 r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv");
4601 return bus_log_create_error(r);
4603 r = bus_append_unit_property_assignment(m, *i);
4607 r = sd_bus_message_close_container(m);
4609 return bus_log_create_error(r);
4612 r = sd_bus_message_close_container(m);
4614 return bus_log_create_error(r);
4616 r = sd_bus_call(bus, m, 0, &error, NULL);
4618 log_error("Failed to set unit properties on %s: %s", n, bus_error_message(&error, r));
4625 static int snapshot(sd_bus *bus, char **args) {
4626 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
4627 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
4628 _cleanup_free_ char *n = NULL, *id = NULL;
4632 if (strv_length(args) > 1)
4633 n = unit_name_mangle_with_suffix(args[1], MANGLE_NOGLOB, ".snapshot");
4639 r = sd_bus_call_method(
4641 "org.freedesktop.systemd1",
4642 "/org/freedesktop/systemd1",
4643 "org.freedesktop.systemd1.Manager",
4649 log_error("Failed to create snapshot: %s", bus_error_message(&error, r));
4653 r = sd_bus_message_read(reply, "o", &path);
4655 return bus_log_parse_error(r);
4657 r = sd_bus_get_property_string(
4659 "org.freedesktop.systemd1",
4661 "org.freedesktop.systemd1.Unit",
4666 log_error("Failed to get ID of snapshot: %s", bus_error_message(&error, r));
4676 static int delete_snapshot(sd_bus *bus, char **args) {
4677 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
4678 _cleanup_strv_free_ char **names = NULL;
4684 r = expand_names(bus, args + 1, ".snapshot", &names);
4686 log_error("Failed to expand names: %s", strerror(-r));
4688 STRV_FOREACH(name, names) {
4689 q = sd_bus_call_method(
4691 "org.freedesktop.systemd1",
4692 "/org/freedesktop/systemd1",
4693 "org.freedesktop.systemd1.Manager",
4699 log_error("Failed to remove snapshot %s: %s",
4700 *name, bus_error_message(&error, r));
4709 static int daemon_reload(sd_bus *bus, char **args) {
4710 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
4714 if (arg_action == ACTION_RELOAD)
4716 else if (arg_action == ACTION_REEXEC)
4717 method = "Reexecute";
4719 assert(arg_action == ACTION_SYSTEMCTL);
4722 streq(args[0], "clear-jobs") ||
4723 streq(args[0], "cancel") ? "ClearJobs" :
4724 streq(args[0], "daemon-reexec") ? "Reexecute" :
4725 streq(args[0], "reset-failed") ? "ResetFailed" :
4726 streq(args[0], "halt") ? "Halt" :
4727 streq(args[0], "poweroff") ? "PowerOff" :
4728 streq(args[0], "reboot") ? "Reboot" :
4729 streq(args[0], "kexec") ? "KExec" :
4730 streq(args[0], "exit") ? "Exit" :
4731 /* "daemon-reload" */ "Reload";
4734 r = sd_bus_call_method(
4736 "org.freedesktop.systemd1",
4737 "/org/freedesktop/systemd1",
4738 "org.freedesktop.systemd1.Manager",
4744 if (r == -ENOENT && arg_action != ACTION_SYSTEMCTL)
4745 /* There's always a fallback possible for
4746 * legacy actions. */
4748 else if ((r == -ETIMEDOUT || r == -ECONNRESET) && streq(method, "Reexecute"))
4749 /* On reexecution, we expect a disconnect, not a
4753 log_error("Failed to execute operation: %s", bus_error_message(&error, r));
4755 return r < 0 ? r : 0;
4758 static int reset_failed(sd_bus *bus, char **args) {
4759 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
4760 _cleanup_strv_free_ char **names = NULL;
4764 if (strv_length(args) <= 1)
4765 return daemon_reload(bus, args);
4767 r = expand_names(bus, args + 1, NULL, &names);
4769 log_error("Failed to expand names: %s", strerror(-r));
4771 STRV_FOREACH(name, names) {
4772 q = sd_bus_call_method(
4774 "org.freedesktop.systemd1",
4775 "/org/freedesktop/systemd1",
4776 "org.freedesktop.systemd1.Manager",
4782 log_error("Failed to reset failed state of unit %s: %s",
4783 *name, bus_error_message(&error, r));
4792 static int show_environment(sd_bus *bus, char **args) {
4793 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
4794 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
4798 pager_open_if_enabled();
4800 r = sd_bus_get_property(
4802 "org.freedesktop.systemd1",
4803 "/org/freedesktop/systemd1",
4804 "org.freedesktop.systemd1.Manager",
4810 log_error("Failed to get environment: %s", bus_error_message(&error, r));
4814 r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "s");
4816 return bus_log_parse_error(r);
4818 while ((r = sd_bus_message_read_basic(reply, SD_BUS_TYPE_STRING, &text)) > 0)
4821 return bus_log_parse_error(r);
4823 r = sd_bus_message_exit_container(reply);
4825 return bus_log_parse_error(r);
4830 static int switch_root(sd_bus *bus, char **args) {
4831 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
4832 _cleanup_free_ char *cmdline_init = NULL;
4833 const char *root, *init;
4837 l = strv_length(args);
4838 if (l < 2 || l > 3) {
4839 log_error("Wrong number of arguments.");
4848 r = parse_env_file("/proc/cmdline", WHITESPACE,
4849 "init", &cmdline_init,
4852 log_debug("Failed to parse /proc/cmdline: %s", strerror(-r));
4854 init = cmdline_init;
4861 const char *root_systemd_path = NULL, *root_init_path = NULL;
4863 root_systemd_path = strappenda(root, "/" SYSTEMD_BINARY_PATH);
4864 root_init_path = strappenda3(root, "/", init);
4866 /* If the passed init is actually the same as the
4867 * systemd binary, then let's suppress it. */
4868 if (files_same(root_init_path, root_systemd_path) > 0)
4872 log_debug("Switching root - root: %s; init: %s", root, strna(init));
4874 r = sd_bus_call_method(
4876 "org.freedesktop.systemd1",
4877 "/org/freedesktop/systemd1",
4878 "org.freedesktop.systemd1.Manager",
4884 log_error("Failed to switch root: %s", bus_error_message(&error, r));
4891 static int set_environment(sd_bus *bus, char **args) {
4892 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
4893 _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
4900 method = streq(args[0], "set-environment")
4902 : "UnsetEnvironment";
4904 r = sd_bus_message_new_method_call(
4907 "org.freedesktop.systemd1",
4908 "/org/freedesktop/systemd1",
4909 "org.freedesktop.systemd1.Manager",
4912 return bus_log_create_error(r);
4914 r = sd_bus_message_append_strv(m, args + 1);
4916 return bus_log_create_error(r);
4918 r = sd_bus_call(bus, m, 0, &error, NULL);
4920 log_error("Failed to set environment: %s", bus_error_message(&error, r));
4927 static int import_environment(sd_bus *bus, char **args) {
4928 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
4929 _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
4935 r = sd_bus_message_new_method_call(
4938 "org.freedesktop.systemd1",
4939 "/org/freedesktop/systemd1",
4940 "org.freedesktop.systemd1.Manager",
4943 return bus_log_create_error(r);
4945 if (strv_isempty(args + 1))
4946 r = sd_bus_message_append_strv(m, environ);
4950 r = sd_bus_message_open_container(m, 'a', "s");
4952 return bus_log_create_error(r);
4954 STRV_FOREACH(a, args + 1) {
4956 if (!env_name_is_valid(*a)) {
4957 log_error("Not a valid environment variable name: %s", *a);
4961 STRV_FOREACH(b, environ) {
4964 eq = startswith(*b, *a);
4965 if (eq && *eq == '=') {
4967 r = sd_bus_message_append(m, "s", *b);
4969 return bus_log_create_error(r);
4976 r = sd_bus_message_close_container(m);
4979 return bus_log_create_error(r);
4981 r = sd_bus_call(bus, m, 0, &error, NULL);
4983 log_error("Failed to import environment: %s", bus_error_message(&error, r));
4990 static int enable_sysv_units(const char *verb, char **args) {
4993 #if defined(HAVE_SYSV_COMPAT) && defined(HAVE_CHKCONFIG)
4994 unsigned f = 1, t = 1;
4995 _cleanup_lookup_paths_free_ LookupPaths paths = {};
4997 if (arg_scope != UNIT_FILE_SYSTEM)
5000 if (!streq(verb, "enable") &&
5001 !streq(verb, "disable") &&
5002 !streq(verb, "is-enabled"))
5005 /* Processes all SysV units, and reshuffles the array so that
5006 * afterwards only the native units remain */
5008 r = lookup_paths_init(&paths, SYSTEMD_SYSTEM, false, arg_root, NULL, NULL, NULL);
5013 for (f = 0; args[f]; f++) {
5015 _cleanup_free_ char *p = NULL, *q = NULL, *l = NULL;
5016 bool found_native = false, found_sysv;
5018 const char *argv[6] = { "/sbin/chkconfig", NULL, NULL, NULL, NULL };
5026 if (!endswith(name, ".service"))
5029 if (path_is_absolute(name))
5032 STRV_FOREACH(k, paths.unit_path) {
5033 _cleanup_free_ char *path = NULL;
5035 if (!isempty(arg_root))
5036 asprintf(&path, "%s/%s/%s", arg_root, *k, name);
5038 asprintf(&path, "%s/%s", *k, name);
5045 found_native = access(path, F_OK) >= 0;
5053 if (!isempty(arg_root))
5054 asprintf(&p, "%s/" SYSTEM_SYSVINIT_PATH "/%s", arg_root, name);
5056 asprintf(&p, SYSTEM_SYSVINIT_PATH "/%s", name);
5062 p[strlen(p) - strlen(".service")] = 0;
5063 found_sysv = access(p, F_OK) >= 0;
5067 /* Mark this entry, so that we don't try enabling it as native unit */
5068 args[f] = (char*) "";
5070 log_info("%s is not a native service, redirecting to /sbin/chkconfig.", name);
5072 if (!isempty(arg_root))
5073 argv[c++] = q = strappend("--root=", arg_root);
5075 argv[c++] = basename(p);
5077 streq(verb, "enable") ? "on" :
5078 streq(verb, "disable") ? "off" : "--level=5";
5081 l = strv_join((char**)argv, " ");
5087 log_info("Executing %s", l);
5091 log_error("Failed to fork: %m");
5094 } else if (pid == 0) {
5097 execv(argv[0], (char**) argv);
5098 _exit(EXIT_FAILURE);
5101 j = wait_for_terminate(pid, &status);
5103 log_error("Failed to wait for child: %s", strerror(-r));
5108 if (status.si_code == CLD_EXITED) {
5109 if (streq(verb, "is-enabled")) {
5110 if (status.si_status == 0) {
5119 } else if (status.si_status != 0) {
5130 /* Drop all SysV units */
5131 for (f = 0, t = 0; args[f]; f++) {
5133 if (isempty(args[f]))
5136 args[t++] = args[f];
5145 static int mangle_names(char **original_names, char ***mangled_names) {
5146 char **i, **l, **name;
5148 l = new(char*, strv_length(original_names) + 1);
5153 STRV_FOREACH(name, original_names) {
5155 /* When enabling units qualified path names are OK,
5156 * too, hence allow them explicitly. */
5161 *i = unit_name_mangle(*name, MANGLE_NOGLOB);
5177 static int enable_unit(sd_bus *bus, char **args) {
5178 _cleanup_strv_free_ char **names = NULL;
5179 const char *verb = args[0];
5180 UnitFileChange *changes = NULL;
5181 unsigned n_changes = 0;
5182 int carries_install_info = -1;
5188 r = mangle_names(args+1, &names);
5192 r = enable_sysv_units(verb, names);
5196 /* If the operation was fully executed by the SysV compat,
5197 * let's finish early */
5198 if (strv_isempty(names))
5201 if (!bus || avoid_bus()) {
5202 if (streq(verb, "enable")) {
5203 r = unit_file_enable(arg_scope, arg_runtime, arg_root, names, arg_force, &changes, &n_changes);
5204 carries_install_info = r;
5205 } else if (streq(verb, "disable"))
5206 r = unit_file_disable(arg_scope, arg_runtime, arg_root, names, &changes, &n_changes);
5207 else if (streq(verb, "reenable")) {
5208 r = unit_file_reenable(arg_scope, arg_runtime, arg_root, names, arg_force, &changes, &n_changes);
5209 carries_install_info = r;
5210 } else if (streq(verb, "link"))
5211 r = unit_file_link(arg_scope, arg_runtime, arg_root, names, arg_force, &changes, &n_changes);
5212 else if (streq(verb, "preset")) {
5213 r = unit_file_preset(arg_scope, arg_runtime, arg_root, names, arg_preset_mode, arg_force, &changes, &n_changes);
5214 carries_install_info = r;
5215 } else if (streq(verb, "mask"))
5216 r = unit_file_mask(arg_scope, arg_runtime, arg_root, names, arg_force, &changes, &n_changes);
5217 else if (streq(verb, "unmask"))
5218 r = unit_file_unmask(arg_scope, arg_runtime, arg_root, names, &changes, &n_changes);
5220 assert_not_reached("Unknown verb");
5223 log_error("Operation failed: %s", strerror(-r));
5228 dump_unit_file_changes(changes, n_changes);
5232 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL, *m = NULL;
5233 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
5234 int expect_carries_install_info = false;
5235 bool send_force = true, send_preset_mode = false;
5238 if (streq(verb, "enable")) {
5239 method = "EnableUnitFiles";
5240 expect_carries_install_info = true;
5241 } else if (streq(verb, "disable")) {
5242 method = "DisableUnitFiles";
5244 } else if (streq(verb, "reenable")) {
5245 method = "ReenableUnitFiles";
5246 expect_carries_install_info = true;
5247 } else if (streq(verb, "link"))
5248 method = "LinkUnitFiles";
5249 else if (streq(verb, "preset")) {
5251 if (arg_preset_mode != UNIT_FILE_PRESET_FULL) {
5252 method = "PresetUnitFilesWithMode";
5253 send_preset_mode = true;
5255 method = "PresetUnitFiles";
5257 expect_carries_install_info = true;
5258 } else if (streq(verb, "mask"))
5259 method = "MaskUnitFiles";
5260 else if (streq(verb, "unmask")) {
5261 method = "UnmaskUnitFiles";
5264 assert_not_reached("Unknown verb");
5266 r = sd_bus_message_new_method_call(
5269 "org.freedesktop.systemd1",
5270 "/org/freedesktop/systemd1",
5271 "org.freedesktop.systemd1.Manager",
5274 return bus_log_create_error(r);
5276 r = sd_bus_message_append_strv(m, names);
5278 return bus_log_create_error(r);
5280 if (send_preset_mode) {
5281 r = sd_bus_message_append(m, "s", unit_file_preset_mode_to_string(arg_preset_mode));
5283 return bus_log_create_error(r);
5286 r = sd_bus_message_append(m, "b", arg_runtime);
5288 return bus_log_create_error(r);
5291 r = sd_bus_message_append(m, "b", arg_force);
5293 return bus_log_create_error(r);
5296 r = sd_bus_call(bus, m, 0, &error, &reply);
5298 log_error("Failed to execute operation: %s", bus_error_message(&error, r));
5302 if (expect_carries_install_info) {
5303 r = sd_bus_message_read(reply, "b", &carries_install_info);
5305 return bus_log_parse_error(r);
5308 r = deserialize_and_dump_unit_file_changes(reply);
5312 /* Try to reload if enabled */
5314 r = daemon_reload(bus, args);
5319 if (carries_install_info == 0)
5320 log_warning("The unit files have no [Install] section. They are not meant to be enabled\n"
5321 "using systemctl.\n"
5322 "Possible reasons for having this kind of units are:\n"
5323 "1) A unit may be statically enabled by being symlinked from another unit's\n"
5324 " .wants/ or .requires/ directory.\n"
5325 "2) A unit's purpose may be to act as a helper for some other unit which has\n"
5326 " a requirement dependency on it.\n"
5327 "3) A unit may be started when needed via activation (socket, path, timer,\n"
5328 " D-Bus, udev, scripted systemctl call, ...).\n");
5331 unit_file_changes_free(changes, n_changes);
5336 static int preset_all(sd_bus *bus, char **args) {
5337 UnitFileChange *changes = NULL;
5338 unsigned n_changes = 0;
5341 if (!bus || avoid_bus()) {
5343 r = unit_file_preset_all(arg_scope, arg_runtime, arg_root, arg_preset_mode, arg_force, &changes, &n_changes);
5345 log_error("Operation failed: %s", strerror(-r));
5350 dump_unit_file_changes(changes, n_changes);
5355 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
5356 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
5358 r = sd_bus_call_method(
5360 "org.freedesktop.systemd1",
5361 "/org/freedesktop/systemd1",
5362 "org.freedesktop.systemd1.Manager",
5363 "PresetAllUnitFiles",
5367 unit_file_preset_mode_to_string(arg_preset_mode),
5371 log_error("Failed to execute operation: %s", bus_error_message(&error, r));
5375 r = deserialize_and_dump_unit_file_changes(reply);
5380 r = daemon_reload(bus, args);
5386 unit_file_changes_free(changes, n_changes);
5391 static int unit_is_enabled(sd_bus *bus, char **args) {
5393 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
5394 _cleanup_strv_free_ char **names = NULL;
5399 r = mangle_names(args+1, &names);
5403 r = enable_sysv_units(args[0], names);
5409 if (!bus || avoid_bus()) {
5411 STRV_FOREACH(name, names) {
5412 UnitFileState state;
5414 state = unit_file_get_state(arg_scope, arg_root, *name);
5416 log_error("Failed to get unit file state for %s: %s", *name, strerror(-state));
5420 if (state == UNIT_FILE_ENABLED ||
5421 state == UNIT_FILE_ENABLED_RUNTIME ||
5422 state == UNIT_FILE_STATIC)
5426 puts(unit_file_state_to_string(state));
5430 STRV_FOREACH(name, names) {
5431 _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
5434 r = sd_bus_call_method(
5436 "org.freedesktop.systemd1",
5437 "/org/freedesktop/systemd1",
5438 "org.freedesktop.systemd1.Manager",
5444 log_error("Failed to get unit file state for %s: %s", *name, bus_error_message(&error, r));
5448 r = sd_bus_message_read(reply, "s", &s);
5450 return bus_log_parse_error(r);
5452 if (streq(s, "enabled") ||
5453 streq(s, "enabled-runtime") ||
5465 static int systemctl_help(void) {
5467 pager_open_if_enabled();
5469 printf("%s [OPTIONS...] {COMMAND} ...\n\n"
5470 "Query or send control commands to the systemd manager.\n\n"
5471 " -h --help Show this help\n"
5472 " --version Show package version\n"
5473 " --system Connect to system manager\n"
5474 " --user Connect to user service manager\n"
5475 " -H --host=[USER@]HOST\n"
5476 " Operate on remote host\n"
5477 " -M --machine=CONTAINER\n"
5478 " Operate on local container\n"
5479 " -t --type=TYPE List only units of a particular type\n"
5480 " --state=STATE List only units with particular LOAD or SUB or ACTIVE state\n"
5481 " -p --property=NAME Show only properties by this name\n"
5482 " -a --all Show all loaded units/properties, including dead/empty\n"
5483 " ones. To list all units installed on the system, use\n"
5484 " the 'list-unit-files' command instead.\n"
5485 " -l --full Don't ellipsize unit names on output\n"
5486 " -r --recursive Show unit list of host and local containers\n"
5487 " --reverse Show reverse dependencies with 'list-dependencies'\n"
5488 " --job-mode=MODE Specify how to deal with already queued jobs, when\n"
5489 " queueing a new job\n"
5490 " --show-types When showing sockets, explicitly show their type\n"
5491 " -i --ignore-inhibitors\n"
5492 " When shutting down or sleeping, ignore inhibitors\n"
5493 " --kill-who=WHO Who to send signal to\n"
5494 " -s --signal=SIGNAL Which signal to send\n"
5495 " -q --quiet Suppress output\n"
5496 " --no-block Do not wait until operation finished\n"
5497 " --no-wall Don't send wall message before halt/power-off/reboot\n"
5498 " --no-reload When enabling/disabling unit files, don't reload daemon\n"
5500 " --no-legend Do not print a legend (column headers and hints)\n"
5501 " --no-pager Do not pipe output into a pager\n"
5502 " --no-ask-password\n"
5503 " Do not ask for system passwords\n"
5504 " --global Enable/disable unit files globally\n"
5505 " --runtime Enable unit files only temporarily until next reboot\n"
5506 " -f --force When enabling unit files, override existing symlinks\n"
5507 " When shutting down, execute action immediately\n"
5508 " --preset-mode= Specifies whether fully apply presets, or only enable,\n"
5509 " or only disable\n"
5510 " --root=PATH Enable unit files in the specified root directory\n"
5511 " -n --lines=INTEGER Number of journal entries to show\n"
5512 " -o --output=STRING Change journal output mode (short, short-monotonic,\n"
5513 " verbose, export, json, json-pretty, json-sse, cat)\n"
5514 " --plain Print unit dependencies as a list instead of a tree\n\n"
5516 " list-units [PATTERN...] List loaded units\n"
5517 " list-sockets [PATTERN...] List loaded sockets ordered by address\n"
5518 " list-timers [PATTERN...] List loaded timers ordered by next elapse\n"
5519 " start NAME... Start (activate) one or more units\n"
5520 " stop NAME... Stop (deactivate) one or more units\n"
5521 " reload NAME... Reload one or more units\n"
5522 " restart NAME... Start or restart one or more units\n"
5523 " try-restart NAME... Restart one or more units if active\n"
5524 " reload-or-restart NAME... Reload one or more units if possible,\n"
5525 " otherwise start or restart\n"
5526 " reload-or-try-restart NAME... Reload one or more units if possible,\n"
5527 " otherwise restart if active\n"
5528 " isolate NAME Start one unit and stop all others\n"
5529 " kill NAME... Send signal to processes of a unit\n"
5530 " is-active PATTERN... Check whether units are active\n"
5531 " is-failed PATTERN... Check whether units are failed\n"
5532 " status [PATTERN...|PID...] Show runtime status of one or more units\n"
5533 " show [PATTERN...|JOB...] Show properties of one or more\n"
5534 " units/jobs or the manager\n"
5535 " cat PATTERN... Show files and drop-ins of one or more units\n"
5536 " set-property NAME ASSIGNMENT... Sets one or more properties of a unit\n"
5537 " help PATTERN...|PID... Show manual for one or more units\n"
5538 " reset-failed [PATTERN...] Reset failed state for all, one, or more\n"
5540 " list-dependencies [NAME] Recursively show units which are required\n"
5541 " or wanted by this unit or by which this\n"
5542 " unit is required or wanted\n\n"
5543 "Unit File Commands:\n"
5544 " list-unit-files [PATTERN...] List installed unit files\n"
5545 " enable NAME... Enable one or more unit files\n"
5546 " disable NAME... Disable one or more unit files\n"
5547 " reenable NAME... Reenable one or more unit files\n"
5548 " preset NAME... Enable/disable one or more unit files\n"
5549 " based on preset configuration\n"
5550 " preset-all Enable/disable all unit files based on\n"
5551 " preset configuration\n"
5552 " is-enabled NAME... Check whether unit files are enabled\n\n"
5553 " mask NAME... Mask one or more units\n"
5554 " unmask NAME... Unmask one or more units\n"
5555 " link PATH... Link one or more units files into\n"
5556 " the search path\n"
5557 " get-default Get the name of the default target\n"
5558 " set-default NAME Set the default target\n\n"
5559 "Machine Commands:\n"
5560 " list-machines [PATTERN...] List local containers and host\n\n"
5562 " list-jobs [PATTERN...] List jobs\n"
5563 " cancel [JOB...] Cancel all, one, or more jobs\n\n"
5564 "Snapshot Commands:\n"
5565 " snapshot [NAME] Create a snapshot\n"
5566 " delete NAME... Remove one or more snapshots\n\n"
5567 "Environment Commands:\n"
5568 " show-environment Dump environment\n"
5569 " set-environment NAME=VALUE... Set one or more environment variables\n"
5570 " unset-environment NAME... Unset one or more environment variables\n"
5571 " import-environment NAME... Import all, one or more environment variables\n\n"
5572 "Manager Lifecycle Commands:\n"
5573 " daemon-reload Reload systemd manager configuration\n"
5574 " daemon-reexec Reexecute systemd manager\n\n"
5575 "System Commands:\n"
5576 " default Enter system default mode\n"
5577 " rescue Enter system rescue mode\n"
5578 " emergency Enter system emergency mode\n"
5579 " halt Shut down and halt the system\n"
5580 " poweroff Shut down and power-off the system\n"
5581 " reboot [ARG] Shut down and reboot the system\n"
5582 " kexec Shut down and reboot the system with kexec\n"
5583 " exit Request user instance exit\n"
5584 " switch-root ROOT [INIT] Change to a different root file system\n"
5585 " suspend Suspend the system\n"
5586 " hibernate Hibernate the system\n"
5587 " hybrid-sleep Hibernate and suspend the system\n",
5588 program_invocation_short_name);
5593 static int halt_help(void) {
5595 printf("%s [OPTIONS...]%s\n\n"
5596 "%s the system.\n\n"
5597 " --help Show this help\n"
5598 " --halt Halt the machine\n"
5599 " -p --poweroff Switch off the machine\n"
5600 " --reboot Reboot the machine\n"
5601 " -f --force Force immediate halt/power-off/reboot\n"
5602 " -w --wtmp-only Don't halt/power-off/reboot, just write wtmp record\n"
5603 " -d --no-wtmp Don't write wtmp record\n"
5604 " --no-wall Don't send wall message before halt/power-off/reboot\n",
5605 program_invocation_short_name,
5606 arg_action == ACTION_REBOOT ? " [ARG]" : "",
5607 arg_action == ACTION_REBOOT ? "Reboot" :
5608 arg_action == ACTION_POWEROFF ? "Power off" :
5614 static int shutdown_help(void) {
5616 printf("%s [OPTIONS...] [TIME] [WALL...]\n\n"
5617 "Shut down the system.\n\n"
5618 " --help Show this help\n"
5619 " -H --halt Halt the machine\n"
5620 " -P --poweroff Power-off the machine\n"
5621 " -r --reboot Reboot the machine\n"
5622 " -h Equivalent to --poweroff, overridden by --halt\n"
5623 " -k Don't halt/power-off/reboot, just send warnings\n"
5624 " --no-wall Don't send wall message before halt/power-off/reboot\n"
5625 " -c Cancel a pending shutdown\n",
5626 program_invocation_short_name);
5631 static int telinit_help(void) {
5633 printf("%s [OPTIONS...] {COMMAND}\n\n"
5634 "Send control commands to the init daemon.\n\n"
5635 " --help Show this help\n"
5636 " --no-wall Don't send wall message before halt/power-off/reboot\n\n"
5638 " 0 Power-off the machine\n"
5639 " 6 Reboot the machine\n"
5640 " 2, 3, 4, 5 Start runlevelX.target unit\n"
5641 " 1, s, S Enter rescue mode\n"
5642 " q, Q Reload init daemon configuration\n"
5643 " u, U Reexecute init daemon\n",
5644 program_invocation_short_name);
5649 static int runlevel_help(void) {
5651 printf("%s [OPTIONS...]\n\n"
5652 "Prints the previous and current runlevel of the init system.\n\n"
5653 " --help Show this help\n",
5654 program_invocation_short_name);
5659 static int help_types(void) {
5663 puts("Available unit types:");
5664 for (i = 0; i < _UNIT_TYPE_MAX; i++) {
5665 t = unit_type_to_string(i);
5673 static int systemctl_parse_argv(int argc, char *argv[]) {
5682 ARG_IGNORE_DEPENDENCIES,
5694 ARG_NO_ASK_PASSWORD,
5704 static const struct option options[] = {
5705 { "help", no_argument, NULL, 'h' },
5706 { "version", no_argument, NULL, ARG_VERSION },
5707 { "type", required_argument, NULL, 't' },
5708 { "property", required_argument, NULL, 'p' },
5709 { "all", no_argument, NULL, 'a' },
5710 { "reverse", no_argument, NULL, ARG_REVERSE },
5711 { "after", no_argument, NULL, ARG_AFTER },
5712 { "before", no_argument, NULL, ARG_BEFORE },
5713 { "show-types", no_argument, NULL, ARG_SHOW_TYPES },
5714 { "failed", no_argument, NULL, ARG_FAILED }, /* compatibility only */
5715 { "full", no_argument, NULL, 'l' },
5716 { "job-mode", required_argument, NULL, ARG_JOB_MODE },
5717 { "fail", no_argument, NULL, ARG_FAIL }, /* compatibility only */
5718 { "irreversible", no_argument, NULL, ARG_IRREVERSIBLE }, /* compatibility only */
5719 { "ignore-dependencies", no_argument, NULL, ARG_IGNORE_DEPENDENCIES }, /* compatibility only */
5720 { "ignore-inhibitors", no_argument, NULL, 'i' },
5721 { "user", no_argument, NULL, ARG_USER },
5722 { "system", no_argument, NULL, ARG_SYSTEM },
5723 { "global", no_argument, NULL, ARG_GLOBAL },
5724 { "no-block", no_argument, NULL, ARG_NO_BLOCK },
5725 { "no-legend", no_argument, NULL, ARG_NO_LEGEND },
5726 { "no-pager", no_argument, NULL, ARG_NO_PAGER },
5727 { "no-wall", no_argument, NULL, ARG_NO_WALL },
5728 { "quiet", no_argument, NULL, 'q' },
5729 { "root", required_argument, NULL, ARG_ROOT },
5730 { "force", no_argument, NULL, ARG_FORCE },
5731 { "no-reload", no_argument, NULL, ARG_NO_RELOAD },
5732 { "kill-who", required_argument, NULL, ARG_KILL_WHO },
5733 { "signal", required_argument, NULL, 's' },
5734 { "no-ask-password", no_argument, NULL, ARG_NO_ASK_PASSWORD },
5735 { "host", required_argument, NULL, 'H' },
5736 { "machine", required_argument, NULL, 'M' },
5737 { "runtime", no_argument, NULL, ARG_RUNTIME },
5738 { "lines", required_argument, NULL, 'n' },
5739 { "output", required_argument, NULL, 'o' },
5740 { "plain", no_argument, NULL, ARG_PLAIN },
5741 { "state", required_argument, NULL, ARG_STATE },
5742 { "recursive", no_argument, NULL, 'r' },
5743 { "preset-mode", required_argument, NULL, ARG_PRESET_MODE },
5752 while ((c = getopt_long(argc, argv, "ht:p:alqfs:H:M:n:o:ir", options, NULL)) >= 0) {
5757 return systemctl_help();
5760 puts(PACKAGE_STRING);
5761 puts(SYSTEMD_FEATURES);
5768 FOREACH_WORD_SEPARATOR(word, size, optarg, ",", state) {
5769 _cleanup_free_ char *type;
5771 type = strndup(word, size);
5775 if (streq(type, "help")) {
5780 if (unit_type_from_string(type) >= 0) {
5781 if (strv_push(&arg_types, type))
5787 /* It's much nicer to use --state= for
5788 * load states, but let's support this
5789 * in --types= too for compatibility
5790 * with old versions */
5791 if (unit_load_state_from_string(optarg) >= 0) {
5792 if (strv_push(&arg_states, type) < 0)
5798 log_error("Unknown unit type or load state '%s'.", type);
5799 log_info("Use -t help to see a list of allowed values.");
5807 /* Make sure that if the empty property list
5808 was specified, we won't show any properties. */
5809 if (isempty(optarg) && !arg_properties) {
5810 arg_properties = new0(char*, 1);
5811 if (!arg_properties)
5817 FOREACH_WORD_SEPARATOR(word, size, optarg, ",", state) {
5820 prop = strndup(word, size);
5824 if (strv_consume(&arg_properties, prop) < 0)
5829 /* If the user asked for a particular
5830 * property, show it to him, even if it is
5842 arg_dependency = DEPENDENCY_REVERSE;
5846 arg_dependency = DEPENDENCY_AFTER;
5850 arg_dependency = DEPENDENCY_BEFORE;
5853 case ARG_SHOW_TYPES:
5854 arg_show_types = true;
5858 arg_job_mode = optarg;
5862 arg_job_mode = "fail";
5865 case ARG_IRREVERSIBLE:
5866 arg_job_mode = "replace-irreversibly";
5869 case ARG_IGNORE_DEPENDENCIES:
5870 arg_job_mode = "ignore-dependencies";
5874 arg_scope = UNIT_FILE_USER;
5878 arg_scope = UNIT_FILE_SYSTEM;
5882 arg_scope = UNIT_FILE_GLOBAL;
5886 arg_no_block = true;
5890 arg_no_legend = true;
5894 arg_no_pager = true;
5910 if (strv_extend(&arg_states, "failed") < 0)
5928 arg_no_reload = true;
5932 arg_kill_who = optarg;
5936 if ((arg_signal = signal_from_string_try_harder(optarg)) < 0) {
5937 log_error("Failed to parse signal string %s.", optarg);
5942 case ARG_NO_ASK_PASSWORD:
5943 arg_ask_password = false;
5947 arg_transport = BUS_TRANSPORT_REMOTE;
5952 arg_transport = BUS_TRANSPORT_CONTAINER;
5961 if (safe_atou(optarg, &arg_lines) < 0) {
5962 log_error("Failed to parse lines '%s'", optarg);
5968 arg_output = output_mode_from_string(optarg);
5969 if (arg_output < 0) {
5970 log_error("Unknown output '%s'.", optarg);
5976 arg_ignore_inhibitors = true;
5987 FOREACH_WORD_SEPARATOR(word, size, optarg, ",", state) {
5990 s = strndup(word, size);
5994 if (strv_consume(&arg_states, s) < 0)
6001 if (geteuid() != 0) {
6002 log_error("--recursive requires root privileges.");
6006 arg_recursive = true;
6009 case ARG_PRESET_MODE:
6011 arg_preset_mode = unit_file_preset_mode_from_string(optarg);
6012 if (arg_preset_mode < 0) {
6013 log_error("Failed to parse preset mode: %s.", optarg);
6023 assert_not_reached("Unhandled option");
6027 if (arg_transport != BUS_TRANSPORT_LOCAL && arg_scope != UNIT_FILE_SYSTEM) {
6028 log_error("Cannot access user instance remotely.");
6035 static int halt_parse_argv(int argc, char *argv[]) {
6044 static const struct option options[] = {
6045 { "help", no_argument, NULL, ARG_HELP },
6046 { "halt", no_argument, NULL, ARG_HALT },
6047 { "poweroff", no_argument, NULL, 'p' },
6048 { "reboot", no_argument, NULL, ARG_REBOOT },
6049 { "force", no_argument, NULL, 'f' },
6050 { "wtmp-only", no_argument, NULL, 'w' },
6051 { "no-wtmp", no_argument, NULL, 'd' },
6052 { "no-wall", no_argument, NULL, ARG_NO_WALL },
6061 if (utmp_get_runlevel(&runlevel, NULL) >= 0)
6062 if (runlevel == '0' || runlevel == '6')
6065 while ((c = getopt_long(argc, argv, "pfwdnih", options, NULL)) >= 0) {
6072 arg_action = ACTION_HALT;
6076 if (arg_action != ACTION_REBOOT)
6077 arg_action = ACTION_POWEROFF;
6081 arg_action = ACTION_REBOOT;
6103 /* Compatibility nops */
6110 assert_not_reached("Unhandled option");
6114 if (arg_action == ACTION_REBOOT && (argc == optind || argc == optind + 1)) {
6115 r = update_reboot_param_file(argc == optind + 1 ? argv[optind] : NULL);
6118 } else if (optind < argc) {
6119 log_error("Too many arguments.");
6126 static int parse_time_spec(const char *t, usec_t *_u) {
6130 if (streq(t, "now"))
6132 else if (!strchr(t, ':')) {
6135 if (safe_atou64(t, &u) < 0)
6138 *_u = now(CLOCK_REALTIME) + USEC_PER_MINUTE * u;
6147 hour = strtol(t, &e, 10);
6148 if (errno > 0 || *e != ':' || hour < 0 || hour > 23)
6151 minute = strtol(e+1, &e, 10);
6152 if (errno > 0 || *e != 0 || minute < 0 || minute > 59)
6155 n = now(CLOCK_REALTIME);
6156 s = (time_t) (n / USEC_PER_SEC);
6158 assert_se(localtime_r(&s, &tm));
6160 tm.tm_hour = (int) hour;
6161 tm.tm_min = (int) minute;
6164 assert_se(s = mktime(&tm));
6166 *_u = (usec_t) s * USEC_PER_SEC;
6169 *_u += USEC_PER_DAY;
6175 static int shutdown_parse_argv(int argc, char *argv[]) {
6182 static const struct option options[] = {
6183 { "help", no_argument, NULL, ARG_HELP },
6184 { "halt", no_argument, NULL, 'H' },
6185 { "poweroff", no_argument, NULL, 'P' },
6186 { "reboot", no_argument, NULL, 'r' },
6187 { "kexec", no_argument, NULL, 'K' }, /* not documented extension */
6188 { "no-wall", no_argument, NULL, ARG_NO_WALL },
6197 while ((c = getopt_long(argc, argv, "HPrhkt:afFc", options, NULL)) >= 0) {
6201 return shutdown_help();
6204 arg_action = ACTION_HALT;
6208 arg_action = ACTION_POWEROFF;
6213 arg_action = ACTION_KEXEC;
6215 arg_action = ACTION_REBOOT;
6219 arg_action = ACTION_KEXEC;
6223 if (arg_action != ACTION_HALT)
6224 arg_action = ACTION_POWEROFF;
6237 /* Compatibility nops */
6241 arg_action = ACTION_CANCEL_SHUTDOWN;
6248 assert_not_reached("Unhandled option");
6252 if (argc > optind && arg_action != ACTION_CANCEL_SHUTDOWN) {
6253 r = parse_time_spec(argv[optind], &arg_when);
6255 log_error("Failed to parse time specification: %s", argv[optind]);
6259 arg_when = now(CLOCK_REALTIME) + USEC_PER_MINUTE;
6261 if (argc > optind && arg_action == ACTION_CANCEL_SHUTDOWN)
6262 /* No time argument for shutdown cancel */
6263 arg_wall = argv + optind;
6264 else if (argc > optind + 1)
6265 /* We skip the time argument */
6266 arg_wall = argv + optind + 1;
6273 static int telinit_parse_argv(int argc, char *argv[]) {
6280 static const struct option options[] = {
6281 { "help", no_argument, NULL, ARG_HELP },
6282 { "no-wall", no_argument, NULL, ARG_NO_WALL },
6286 static const struct {
6290 { '0', ACTION_POWEROFF },
6291 { '6', ACTION_REBOOT },
6292 { '1', ACTION_RESCUE },
6293 { '2', ACTION_RUNLEVEL2 },
6294 { '3', ACTION_RUNLEVEL3 },
6295 { '4', ACTION_RUNLEVEL4 },
6296 { '5', ACTION_RUNLEVEL5 },
6297 { 's', ACTION_RESCUE },
6298 { 'S', ACTION_RESCUE },
6299 { 'q', ACTION_RELOAD },
6300 { 'Q', ACTION_RELOAD },
6301 { 'u', ACTION_REEXEC },
6302 { 'U', ACTION_REEXEC }
6311 while ((c = getopt_long(argc, argv, "", options, NULL)) >= 0) {
6315 return telinit_help();
6325 assert_not_reached("Unhandled option");
6329 if (optind >= argc) {
6334 if (optind + 1 < argc) {
6335 log_error("Too many arguments.");
6339 if (strlen(argv[optind]) != 1) {
6340 log_error("Expected single character argument.");
6344 for (i = 0; i < ELEMENTSOF(table); i++)
6345 if (table[i].from == argv[optind][0])
6348 if (i >= ELEMENTSOF(table)) {
6349 log_error("Unknown command '%s'.", argv[optind]);
6353 arg_action = table[i].to;
6360 static int runlevel_parse_argv(int argc, char *argv[]) {
6366 static const struct option options[] = {
6367 { "help", no_argument, NULL, ARG_HELP },
6376 while ((c = getopt_long(argc, argv, "", options, NULL)) >= 0) {
6380 return runlevel_help();
6386 assert_not_reached("Unhandled option");
6390 if (optind < argc) {
6391 log_error("Too many arguments.");
6398 static int parse_argv(int argc, char *argv[]) {
6402 if (program_invocation_short_name) {
6404 if (strstr(program_invocation_short_name, "halt")) {
6405 arg_action = ACTION_HALT;
6406 return halt_parse_argv(argc, argv);
6407 } else if (strstr(program_invocation_short_name, "poweroff")) {
6408 arg_action = ACTION_POWEROFF;
6409 return halt_parse_argv(argc, argv);
6410 } else if (strstr(program_invocation_short_name, "reboot")) {
6412 arg_action = ACTION_KEXEC;
6414 arg_action = ACTION_REBOOT;
6415 return halt_parse_argv(argc, argv);
6416 } else if (strstr(program_invocation_short_name, "shutdown")) {
6417 arg_action = ACTION_POWEROFF;
6418 return shutdown_parse_argv(argc, argv);
6419 } else if (strstr(program_invocation_short_name, "init")) {
6421 if (sd_booted() > 0) {
6422 arg_action = _ACTION_INVALID;
6423 return telinit_parse_argv(argc, argv);
6425 /* Hmm, so some other init system is
6426 * running, we need to forward this
6427 * request to it. For now we simply
6428 * guess that it is Upstart. */
6430 execv(TELINIT, argv);
6432 log_error("Couldn't find an alternative telinit implementation to spawn.");
6436 } else if (strstr(program_invocation_short_name, "runlevel")) {
6437 arg_action = ACTION_RUNLEVEL;
6438 return runlevel_parse_argv(argc, argv);
6442 arg_action = ACTION_SYSTEMCTL;
6443 return systemctl_parse_argv(argc, argv);
6446 _pure_ static int action_to_runlevel(void) {
6448 static const char table[_ACTION_MAX] = {
6449 [ACTION_HALT] = '0',
6450 [ACTION_POWEROFF] = '0',
6451 [ACTION_REBOOT] = '6',
6452 [ACTION_RUNLEVEL2] = '2',
6453 [ACTION_RUNLEVEL3] = '3',
6454 [ACTION_RUNLEVEL4] = '4',
6455 [ACTION_RUNLEVEL5] = '5',
6456 [ACTION_RESCUE] = '1'
6459 assert(arg_action < _ACTION_MAX);
6461 return table[arg_action];
6464 static int talk_initctl(void) {
6466 struct init_request request = {
6467 .magic = INIT_MAGIC,
6469 .cmd = INIT_CMD_RUNLVL
6472 _cleanup_close_ int fd = -1;
6476 rl = action_to_runlevel();
6480 request.runlevel = rl;
6482 fd = open(INIT_FIFO, O_WRONLY|O_NDELAY|O_CLOEXEC|O_NOCTTY);
6484 if (errno == ENOENT)
6487 log_error("Failed to open "INIT_FIFO": %m");
6492 r = loop_write(fd, &request, sizeof(request), false) != sizeof(request);
6494 log_error("Failed to write to "INIT_FIFO": %m");
6495 return errno > 0 ? -errno : -EIO;
6501 static int systemctl_main(sd_bus *bus, int argc, char *argv[], int bus_error) {
6503 static const struct {
6511 int (* const dispatch)(sd_bus *bus, char **args);
6517 { "list-units", MORE, 0, list_units },
6518 { "list-unit-files", MORE, 1, list_unit_files, NOBUS },
6519 { "list-sockets", MORE, 1, list_sockets },
6520 { "list-timers", MORE, 1, list_timers },
6521 { "list-jobs", MORE, 1, list_jobs },
6522 { "list-machines", MORE, 1, list_machines },
6523 { "clear-jobs", EQUAL, 1, daemon_reload },
6524 { "cancel", MORE, 2, cancel_job },
6525 { "start", MORE, 2, start_unit },
6526 { "stop", MORE, 2, start_unit },
6527 { "condstop", MORE, 2, start_unit }, /* For compatibility with ALTLinux */
6528 { "reload", MORE, 2, start_unit },
6529 { "restart", MORE, 2, start_unit },
6530 { "try-restart", MORE, 2, start_unit },
6531 { "reload-or-restart", MORE, 2, start_unit },
6532 { "reload-or-try-restart", MORE, 2, start_unit },
6533 { "force-reload", MORE, 2, start_unit }, /* For compatibility with SysV */
6534 { "condreload", MORE, 2, start_unit }, /* For compatibility with ALTLinux */
6535 { "condrestart", MORE, 2, start_unit }, /* For compatibility with RH */
6536 { "isolate", EQUAL, 2, start_unit },
6537 { "kill", MORE, 2, kill_unit },
6538 { "is-active", MORE, 2, check_unit_active },
6539 { "check", MORE, 2, check_unit_active },
6540 { "is-failed", MORE, 2, check_unit_failed },
6541 { "show", MORE, 1, show },
6542 { "cat", MORE, 2, cat },
6543 { "status", MORE, 1, show },
6544 { "help", MORE, 2, show },
6545 { "snapshot", LESS, 2, snapshot },
6546 { "delete", MORE, 2, delete_snapshot },
6547 { "daemon-reload", EQUAL, 1, daemon_reload },
6548 { "daemon-reexec", EQUAL, 1, daemon_reload },
6549 { "show-environment", EQUAL, 1, show_environment },
6550 { "set-environment", MORE, 2, set_environment },
6551 { "unset-environment", MORE, 2, set_environment },
6552 { "import-environment", MORE, 1, import_environment},
6553 { "halt", EQUAL, 1, start_special, FORCE },
6554 { "poweroff", EQUAL, 1, start_special, FORCE },
6555 { "reboot", EQUAL, 1, start_special, FORCE },
6556 { "kexec", EQUAL, 1, start_special },
6557 { "suspend", EQUAL, 1, start_special },
6558 { "hibernate", EQUAL, 1, start_special },
6559 { "hybrid-sleep", EQUAL, 1, start_special },
6560 { "default", EQUAL, 1, start_special },
6561 { "rescue", EQUAL, 1, start_special },
6562 { "emergency", EQUAL, 1, start_special },
6563 { "exit", EQUAL, 1, start_special },
6564 { "reset-failed", MORE, 1, reset_failed },
6565 { "enable", MORE, 2, enable_unit, NOBUS },
6566 { "disable", MORE, 2, enable_unit, NOBUS },
6567 { "is-enabled", MORE, 2, unit_is_enabled, NOBUS },
6568 { "reenable", MORE, 2, enable_unit, NOBUS },
6569 { "preset", MORE, 2, enable_unit, NOBUS },
6570 { "preset-all", EQUAL, 1, preset_all, NOBUS },
6571 { "mask", MORE, 2, enable_unit, NOBUS },
6572 { "unmask", MORE, 2, enable_unit, NOBUS },
6573 { "link", MORE, 2, enable_unit, NOBUS },
6574 { "switch-root", MORE, 2, switch_root },
6575 { "list-dependencies", LESS, 2, list_dependencies },
6576 { "set-default", EQUAL, 2, set_default, NOBUS },
6577 { "get-default", EQUAL, 1, get_default, NOBUS },
6578 { "set-property", MORE, 3, set_property },
6587 left = argc - optind;
6589 /* Special rule: no arguments (left == 0) means "list-units" */
6591 if (streq(argv[optind], "help") && !argv[optind+1]) {
6592 log_error("This command expects one or more "
6593 "unit names. Did you mean --help?");
6597 for (; verb->verb; verb++)
6598 if (streq(argv[optind], verb->verb))
6601 log_error("Unknown operation '%s'.", argv[optind]);
6606 switch (verb->argc_cmp) {
6609 if (left != verb->argc) {
6610 log_error("Invalid number of arguments.");
6617 if (left < verb->argc) {
6618 log_error("Too few arguments.");
6625 if (left > verb->argc) {
6626 log_error("Too many arguments.");
6633 assert_not_reached("Unknown comparison operator.");
6636 /* Require a bus connection for all operations but
6638 if (verb->bus == NOBUS) {
6639 if (!bus && !avoid_bus()) {
6640 log_error("Failed to get D-Bus connection: %s", strerror(-bus_error));
6645 if (running_in_chroot() > 0) {
6646 log_info("Running in chroot, ignoring request.");
6650 if ((verb->bus != FORCE || arg_force <= 0) && !bus) {
6651 log_error("Failed to get D-Bus connection: %s", strerror(-bus_error));
6656 return verb->dispatch(bus, argv + optind);
6659 static int send_shutdownd(usec_t t, char mode, bool dry_run, bool warn, const char *message) {
6661 struct sd_shutdown_command c = {
6668 union sockaddr_union sockaddr = {
6669 .un.sun_family = AF_UNIX,
6670 .un.sun_path = "/run/systemd/shutdownd",
6673 struct iovec iovec[2] = {{
6674 .iov_base = (char*) &c,
6675 .iov_len = offsetof(struct sd_shutdown_command, wall_message),
6678 struct msghdr msghdr = {
6679 .msg_name = &sockaddr,
6680 .msg_namelen = offsetof(struct sockaddr_un, sun_path)
6681 + strlen("/run/systemd/shutdownd"),
6686 _cleanup_close_ int fd;
6688 fd = socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0);
6692 if (!isempty(message)) {
6693 iovec[1].iov_base = (char*) message;
6694 iovec[1].iov_len = strlen(message);
6695 msghdr.msg_iovlen++;
6698 if (sendmsg(fd, &msghdr, MSG_NOSIGNAL) < 0)
6704 static int reload_with_fallback(sd_bus *bus) {
6707 /* First, try systemd via D-Bus. */
6708 if (daemon_reload(bus, NULL) >= 0)
6712 /* Nothing else worked, so let's try signals */
6713 assert(arg_action == ACTION_RELOAD || arg_action == ACTION_REEXEC);
6715 if (kill(1, arg_action == ACTION_RELOAD ? SIGHUP : SIGTERM) < 0) {
6716 log_error("kill() failed: %m");
6723 static int start_with_fallback(sd_bus *bus) {
6726 /* First, try systemd via D-Bus. */
6727 if (start_unit(bus, NULL) >= 0)
6731 /* Nothing else worked, so let's try
6733 if (talk_initctl() > 0)
6736 log_error("Failed to talk to init daemon.");
6740 warn_wall(arg_action);
6744 static int halt_now(enum action a) {
6746 /* Make sure C-A-D is handled by the kernel from this
6748 reboot(RB_ENABLE_CAD);
6753 log_info("Halting.");
6754 reboot(RB_HALT_SYSTEM);
6757 case ACTION_POWEROFF:
6758 log_info("Powering off.");
6759 reboot(RB_POWER_OFF);
6762 case ACTION_REBOOT: {
6763 _cleanup_free_ char *param = NULL;
6765 if (read_one_line_file(REBOOT_PARAM_FILE, ¶m) >= 0) {
6766 log_info("Rebooting with argument '%s'.", param);
6767 syscall(SYS_reboot, LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2,
6768 LINUX_REBOOT_CMD_RESTART2, param);
6771 log_info("Rebooting.");
6772 reboot(RB_AUTOBOOT);
6777 assert_not_reached("Unknown action.");
6781 static int halt_main(sd_bus *bus) {
6784 r = check_inhibitors(bus, arg_action);
6788 if (geteuid() != 0) {
6789 /* Try logind if we are a normal user and no special
6790 * mode applies. Maybe PolicyKit allows us to shutdown
6793 if (arg_when <= 0 &&
6796 (arg_action == ACTION_POWEROFF ||
6797 arg_action == ACTION_REBOOT)) {
6798 r = reboot_with_logind(bus, arg_action);
6803 log_error("Must be root.");
6808 _cleanup_free_ char *m;
6810 m = strv_join(arg_wall, " ");
6814 r = send_shutdownd(arg_when,
6815 arg_action == ACTION_HALT ? 'H' :
6816 arg_action == ACTION_POWEROFF ? 'P' :
6817 arg_action == ACTION_KEXEC ? 'K' :
6824 log_warning("Failed to talk to shutdownd, proceeding with immediate shutdown: %s", strerror(-r));
6826 char date[FORMAT_TIMESTAMP_MAX];
6828 log_info("Shutdown scheduled for %s, use 'shutdown -c' to cancel.",
6829 format_timestamp(date, sizeof(date), arg_when));
6834 if (!arg_dry && !arg_force)
6835 return start_with_fallback(bus);
6838 if (sd_booted() > 0)
6839 log_debug("Not writing utmp record, assuming that systemd-update-utmp is used.");
6841 r = utmp_put_shutdown();
6843 log_warning("Failed to write utmp record: %s", strerror(-r));
6850 r = halt_now(arg_action);
6851 log_error("Failed to reboot: %s", strerror(-r));
6856 static int runlevel_main(void) {
6857 int r, runlevel, previous;
6859 r = utmp_get_runlevel(&runlevel, &previous);
6866 previous <= 0 ? 'N' : previous,
6867 runlevel <= 0 ? 'N' : runlevel);
6872 int main(int argc, char*argv[]) {
6873 _cleanup_bus_unref_ sd_bus *bus = NULL;
6876 setlocale(LC_ALL, "");
6877 log_parse_environment();
6880 /* Explicitly not on_tty() to avoid setting cached value.
6881 * This becomes relevant for piping output which might be
6883 original_stdout_is_tty = isatty(STDOUT_FILENO);
6885 r = parse_argv(argc, argv);
6889 /* /sbin/runlevel doesn't need to communicate via D-Bus, so
6890 * let's shortcut this */
6891 if (arg_action == ACTION_RUNLEVEL) {
6892 r = runlevel_main();
6896 if (running_in_chroot() > 0 && arg_action != ACTION_SYSTEMCTL) {
6897 log_info("Running in chroot, ignoring request.");
6903 r = bus_open_transport_systemd(arg_transport, arg_host, arg_scope != UNIT_FILE_SYSTEM, &bus);
6905 /* systemctl_main() will print an error message for the bus
6906 * connection, but only if it needs to */
6908 switch (arg_action) {
6910 case ACTION_SYSTEMCTL:
6911 r = systemctl_main(bus, argc, argv, r);
6915 case ACTION_POWEROFF:
6921 case ACTION_RUNLEVEL2:
6922 case ACTION_RUNLEVEL3:
6923 case ACTION_RUNLEVEL4:
6924 case ACTION_RUNLEVEL5:
6926 case ACTION_EMERGENCY:
6927 case ACTION_DEFAULT:
6928 r = start_with_fallback(bus);
6933 r = reload_with_fallback(bus);
6936 case ACTION_CANCEL_SHUTDOWN: {
6937 _cleanup_free_ char *m = NULL;
6940 m = strv_join(arg_wall, " ");
6947 r = send_shutdownd(arg_when, SD_SHUTDOWN_NONE, false, !arg_no_wall, m);
6949 log_warning("Failed to talk to shutdownd, shutdown hasn't been cancelled: %s", strerror(-r));
6953 case ACTION_RUNLEVEL:
6954 case _ACTION_INVALID:
6956 assert_not_reached("Unknown action");
6961 ask_password_agent_close();
6962 polkit_agent_close();
6964 strv_free(arg_types);
6965 strv_free(arg_states);
6966 strv_free(arg_properties);
6968 return r < 0 ? EXIT_FAILURE : r;