2 This file is part of systemd.
4 Copyright 2010 Lennart Poettering
5 Copyright 2013 Marc-Antoine Perennou
7 systemd is free software; you can redistribute it and/or modify it
8 under the terms of the GNU Lesser General Public License as published by
9 the Free Software Foundation; either version 2.1 of the License, or
10 (at your option) any later version.
12 systemd is distributed in the hope that it will be useful, but
13 WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 Lesser General Public License for more details.
17 You should have received a copy of the GNU Lesser General Public License
18 along with systemd; If not, see <http://www.gnu.org/licenses/>.
24 #include <linux/reboot.h>
30 #include <sys/reboot.h>
31 #include <sys/socket.h>
35 #include "sd-daemon.h"
38 #include "alloc-util.h"
39 #include "bus-common-errors.h"
40 #include "bus-error.h"
41 #include "bus-message.h"
43 #include "cgroup-show.h"
44 #include "cgroup-util.h"
49 #include "exit-status.h"
52 #include "formats-util.h"
54 #include "glob-util.h"
55 #include "hostname-util.h"
60 #include "locale-util.h"
62 #include "logs-show.h"
66 #include "parse-util.h"
67 #include "path-lookup.h"
68 #include "path-util.h"
69 #include "process-util.h"
70 #include "rlimit-util.h"
72 #include "signal-util.h"
73 #include "socket-util.h"
74 #include "spawn-ask-password-agent.h"
75 #include "spawn-polkit-agent.h"
77 #include "stat-util.h"
79 #include "terminal-util.h"
80 #include "unit-name.h"
81 #include "user-util.h"
83 #include "utmp-wtmp.h"
87 static char **arg_types
= NULL
;
88 static char **arg_states
= NULL
;
89 static char **arg_properties
= NULL
;
90 static bool arg_all
= false;
91 static enum dependency
{
97 } arg_dependency
= DEPENDENCY_FORWARD
;
98 static const char *arg_job_mode
= "replace";
99 static UnitFileScope arg_scope
= UNIT_FILE_SYSTEM
;
100 static bool arg_no_block
= false;
101 static bool arg_no_legend
= false;
102 static bool arg_no_pager
= false;
103 static bool arg_no_wtmp
= false;
104 static bool arg_no_wall
= false;
105 static bool arg_no_reload
= false;
106 static bool arg_value
= false;
107 static bool arg_show_types
= false;
108 static bool arg_ignore_inhibitors
= false;
109 static bool arg_dry
= false;
110 static bool arg_quiet
= false;
111 static bool arg_full
= false;
112 static bool arg_recursive
= false;
113 static int arg_force
= 0;
114 static bool arg_ask_password
= false;
115 static bool arg_runtime
= false;
116 static UnitFilePresetMode arg_preset_mode
= UNIT_FILE_PRESET_FULL
;
117 static char **arg_wall
= NULL
;
118 static const char *arg_kill_who
= NULL
;
119 static int arg_signal
= SIGTERM
;
120 static char *arg_root
= NULL
;
121 static usec_t arg_when
= 0;
143 ACTION_CANCEL_SHUTDOWN
,
145 } arg_action
= ACTION_SYSTEMCTL
;
146 static BusTransport arg_transport
= BUS_TRANSPORT_LOCAL
;
147 static const char *arg_host
= NULL
;
148 static unsigned arg_lines
= 10;
149 static OutputMode arg_output
= OUTPUT_SHORT
;
150 static bool arg_plain
= false;
151 static bool arg_firmware_setup
= false;
152 static bool arg_now
= false;
154 static int daemon_reload(int argc
, char *argv
[], void* userdata
);
155 static int halt_now(enum action a
);
156 static int get_state_one_unit(sd_bus
*bus
, const char *name
, UnitActiveState
*active_state
);
158 static bool original_stdout_is_tty
;
160 typedef enum BusFocus
{
161 BUS_FULL
, /* The full bus indicated via --system or --user */
162 BUS_MANAGER
, /* The manager itself, possibly directly, possibly via the bus */
166 static sd_bus
*busses
[_BUS_FOCUS_MAX
] = {};
168 static int acquire_bus(BusFocus focus
, sd_bus
**ret
) {
171 assert(focus
< _BUS_FOCUS_MAX
);
174 /* We only go directly to the manager, if we are using a local transport */
175 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
178 if (!busses
[focus
]) {
181 user
= arg_scope
!= UNIT_FILE_SYSTEM
;
183 if (focus
== BUS_MANAGER
)
184 r
= bus_connect_transport_systemd(arg_transport
, arg_host
, user
, &busses
[focus
]);
186 r
= bus_connect_transport(arg_transport
, arg_host
, user
, &busses
[focus
]);
188 return log_error_errno(r
, "Failed to connect to bus: %m");
190 (void) sd_bus_set_allow_interactive_authorization(busses
[focus
], arg_ask_password
);
193 *ret
= busses
[focus
];
197 static void release_busses(void) {
200 for (w
= 0; w
< _BUS_FOCUS_MAX
; w
++)
201 busses
[w
] = sd_bus_flush_close_unref(busses
[w
]);
204 static void ask_password_agent_open_if_enabled(void) {
206 /* Open the password agent as a child process if necessary */
208 if (!arg_ask_password
)
211 if (arg_scope
!= UNIT_FILE_SYSTEM
)
214 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
217 ask_password_agent_open();
220 static void polkit_agent_open_if_enabled(void) {
222 /* Open the polkit agent as a child process if necessary */
224 if (!arg_ask_password
)
227 if (arg_scope
!= UNIT_FILE_SYSTEM
)
230 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
236 static OutputFlags
get_output_flags(void) {
238 arg_all
* OUTPUT_SHOW_ALL
|
239 arg_full
* OUTPUT_FULL_WIDTH
|
240 (!on_tty() || pager_have()) * OUTPUT_FULL_WIDTH
|
241 colors_enabled() * OUTPUT_COLOR
|
242 !arg_quiet
* OUTPUT_WARN_CUTOFF
;
245 static int translate_bus_error_to_exit_status(int r
, const sd_bus_error
*error
) {
248 if (!sd_bus_error_is_set(error
))
251 if (sd_bus_error_has_name(error
, SD_BUS_ERROR_ACCESS_DENIED
) ||
252 sd_bus_error_has_name(error
, BUS_ERROR_ONLY_BY_DEPENDENCY
) ||
253 sd_bus_error_has_name(error
, BUS_ERROR_NO_ISOLATION
) ||
254 sd_bus_error_has_name(error
, BUS_ERROR_TRANSACTION_IS_DESTRUCTIVE
))
255 return EXIT_NOPERMISSION
;
257 if (sd_bus_error_has_name(error
, BUS_ERROR_NO_SUCH_UNIT
))
258 return EXIT_NOTINSTALLED
;
260 if (sd_bus_error_has_name(error
, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE
) ||
261 sd_bus_error_has_name(error
, SD_BUS_ERROR_NOT_SUPPORTED
))
262 return EXIT_NOTIMPLEMENTED
;
264 if (sd_bus_error_has_name(error
, BUS_ERROR_LOAD_FAILED
))
265 return EXIT_NOTCONFIGURED
;
273 static bool install_client_side(void) {
275 /* Decides when to execute enable/disable/... operations
276 * client-side rather than server-side. */
278 if (running_in_chroot() > 0)
281 if (sd_booted() <= 0)
284 if (!isempty(arg_root
))
287 if (arg_scope
== UNIT_FILE_GLOBAL
)
290 /* Unsupported environment variable, mostly for debugging purposes */
291 if (getenv_bool("SYSTEMCTL_INSTALL_CLIENT_SIDE") > 0)
297 static int compare_unit_info(const void *a
, const void *b
) {
298 const UnitInfo
*u
= a
, *v
= b
;
302 /* First, order by machine */
303 if (!u
->machine
&& v
->machine
)
305 if (u
->machine
&& !v
->machine
)
307 if (u
->machine
&& v
->machine
) {
308 r
= strcasecmp(u
->machine
, v
->machine
);
313 /* Second, order by unit type */
314 d1
= strrchr(u
->id
, '.');
315 d2
= strrchr(v
->id
, '.');
317 r
= strcasecmp(d1
, d2
);
322 /* Third, order by name */
323 return strcasecmp(u
->id
, v
->id
);
326 static bool output_show_unit(const UnitInfo
*u
, char **patterns
) {
327 if (!strv_fnmatch_or_empty(patterns
, u
->id
, FNM_NOESCAPE
))
333 dot
= strrchr(u
->id
, '.');
337 if (!strv_find(arg_types
, dot
+1))
344 if (!strv_isempty(arg_states
))
347 /* By default show all units except the ones in inactive
348 * state and with no pending job */
352 if (streq(u
->active_state
, "inactive") || u
->following
[0])
358 static int output_units_list(const UnitInfo
*unit_infos
, unsigned c
) {
359 unsigned circle_len
= 0, id_len
, max_id_len
, load_len
, active_len
, sub_len
, job_len
, desc_len
;
361 unsigned n_shown
= 0;
364 max_id_len
= strlen("UNIT");
365 load_len
= strlen("LOAD");
366 active_len
= strlen("ACTIVE");
367 sub_len
= strlen("SUB");
368 job_len
= strlen("JOB");
371 for (u
= unit_infos
; u
< unit_infos
+ c
; u
++) {
372 max_id_len
= MAX(max_id_len
, strlen(u
->id
) + (u
->machine
? strlen(u
->machine
)+1 : 0));
373 load_len
= MAX(load_len
, strlen(u
->load_state
));
374 active_len
= MAX(active_len
, strlen(u
->active_state
));
375 sub_len
= MAX(sub_len
, strlen(u
->sub_state
));
377 if (u
->job_id
!= 0) {
378 job_len
= MAX(job_len
, strlen(u
->job_type
));
382 if (!arg_no_legend
&&
383 (streq(u
->active_state
, "failed") ||
384 STR_IN_SET(u
->load_state
, "error", "not-found", "masked")))
388 if (!arg_full
&& original_stdout_is_tty
) {
391 id_len
= MIN(max_id_len
, 25u);
392 basic_len
= circle_len
+ 5 + id_len
+ 5 + active_len
+ sub_len
;
395 basic_len
+= job_len
+ 1;
397 if (basic_len
< (unsigned) columns()) {
398 unsigned extra_len
, incr
;
399 extra_len
= columns() - basic_len
;
401 /* Either UNIT already got 25, or is fully satisfied.
402 * Grant up to 25 to DESC now. */
403 incr
= MIN(extra_len
, 25u);
407 /* split the remaining space between UNIT and DESC,
408 * but do not give UNIT more than it needs. */
410 incr
= MIN(extra_len
/ 2, max_id_len
- id_len
);
412 desc_len
+= extra_len
- incr
;
418 for (u
= unit_infos
; u
< unit_infos
+ c
; u
++) {
419 _cleanup_free_
char *e
= NULL
, *j
= NULL
;
420 const char *on_loaded
= "", *off_loaded
= "";
421 const char *on_active
= "", *off_active
= "";
422 const char *on_circle
= "", *off_circle
= "";
426 if (!n_shown
&& !arg_no_legend
) {
431 printf("%-*s %-*s %-*s %-*s ",
434 active_len
, "ACTIVE",
438 printf("%-*s ", job_len
, "JOB");
440 if (!arg_full
&& arg_no_pager
)
441 printf("%.*s\n", desc_len
, "DESCRIPTION");
443 printf("%s\n", "DESCRIPTION");
448 if (STR_IN_SET(u
->load_state
, "error", "not-found", "masked") && !arg_plain
) {
449 on_loaded
= ansi_highlight_red();
450 on_circle
= ansi_highlight_yellow();
451 off_loaded
= off_circle
= ansi_normal();
453 } else if (streq(u
->active_state
, "failed") && !arg_plain
) {
454 on_circle
= on_active
= ansi_highlight_red();
455 off_circle
= off_active
= ansi_normal();
460 j
= strjoin(u
->machine
, ":", u
->id
, NULL
);
469 e
= ellipsize(id
, id_len
, 33);
477 printf("%s%s%s ", on_circle
, circle
? draw_special_char(DRAW_BLACK_CIRCLE
) : " ", off_circle
);
479 printf("%s%-*s%s %s%-*s%s %s%-*s %-*s%s %-*s",
480 on_active
, id_len
, id
, off_active
,
481 on_loaded
, load_len
, u
->load_state
, off_loaded
,
482 on_active
, active_len
, u
->active_state
,
483 sub_len
, u
->sub_state
, off_active
,
484 job_count
? job_len
+ 1 : 0, u
->job_id
? u
->job_type
: "");
487 printf("%.*s\n", desc_len
, u
->description
);
489 printf("%s\n", u
->description
);
492 if (!arg_no_legend
) {
493 const char *on
, *off
;
497 "LOAD = Reflects whether the unit definition was properly loaded.\n"
498 "ACTIVE = The high-level unit activation state, i.e. generalization of SUB.\n"
499 "SUB = The low-level unit activation state, values depend on unit type.");
500 puts(job_count
? "JOB = Pending job for the unit.\n" : "");
501 on
= ansi_highlight();
504 on
= ansi_highlight_red();
509 printf("%s%u loaded units listed.%s\n"
510 "To show all installed unit files use 'systemctl list-unit-files'.\n",
513 printf("%s%u loaded units listed.%s Pass --all to see loaded but inactive units, too.\n"
514 "To show all installed unit files use 'systemctl list-unit-files'.\n",
521 static int get_unit_list(
525 UnitInfo
**unit_infos
,
527 sd_bus_message
**_reply
) {
529 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
530 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
531 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
540 r
= sd_bus_message_new_method_call(
543 "org.freedesktop.systemd1",
544 "/org/freedesktop/systemd1",
545 "org.freedesktop.systemd1.Manager",
546 "ListUnitsFiltered");
549 return bus_log_create_error(r
);
551 r
= sd_bus_message_append_strv(m
, arg_states
);
553 return bus_log_create_error(r
);
555 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
557 return log_error_errno(r
, "Failed to list units: %s", bus_error_message(&error
, r
));
559 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ssssssouso)");
561 return bus_log_parse_error(r
);
563 while ((r
= bus_parse_unit_info(reply
, &u
)) > 0) {
566 if (!output_show_unit(&u
, patterns
))
569 if (!GREEDY_REALLOC(*unit_infos
, size
, c
+1))
572 (*unit_infos
)[c
++] = u
;
575 return bus_log_parse_error(r
);
577 r
= sd_bus_message_exit_container(reply
);
579 return bus_log_parse_error(r
);
587 static void message_set_freep(Set
**set
) {
590 while ((m
= set_steal_first(*set
)))
591 sd_bus_message_unref(m
);
596 static int get_unit_list_recursive(
599 UnitInfo
**_unit_infos
,
603 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
604 _cleanup_(message_set_freep
) Set
*replies
;
605 sd_bus_message
*reply
;
613 replies
= set_new(NULL
);
617 c
= get_unit_list(bus
, NULL
, patterns
, &unit_infos
, 0, &reply
);
621 r
= set_put(replies
, reply
);
623 sd_bus_message_unref(reply
);
628 _cleanup_strv_free_
char **machines
= NULL
;
631 r
= sd_get_machine_names(&machines
);
633 return log_error_errno(r
, "Failed to get machine names: %m");
635 STRV_FOREACH(i
, machines
) {
636 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*container
= NULL
;
639 r
= sd_bus_open_system_machine(&container
, *i
);
641 log_warning_errno(r
, "Failed to connect to container %s, ignoring: %m", *i
);
645 k
= get_unit_list(container
, *i
, patterns
, &unit_infos
, c
, &reply
);
651 r
= set_put(replies
, reply
);
653 sd_bus_message_unref(reply
);
658 *_machines
= machines
;
663 *_unit_infos
= unit_infos
;
672 static int list_units(int argc
, char *argv
[], void *userdata
) {
673 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
674 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
675 _cleanup_strv_free_
char **machines
= NULL
;
679 pager_open(arg_no_pager
, false);
681 r
= acquire_bus(BUS_MANAGER
, &bus
);
685 r
= get_unit_list_recursive(bus
, strv_skip(argv
, 1), &unit_infos
, &replies
, &machines
);
689 qsort_safe(unit_infos
, r
, sizeof(UnitInfo
), compare_unit_info
);
690 return output_units_list(unit_infos
, r
);
693 static int get_triggered_units(
698 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
705 r
= sd_bus_get_property_strv(
707 "org.freedesktop.systemd1",
709 "org.freedesktop.systemd1.Unit",
714 return log_error_errno(r
, "Failed to determine triggers: %s", bus_error_message(&error
, r
));
719 static int get_listening(
721 const char* unit_path
,
724 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
725 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
726 const char *type
, *path
;
729 r
= sd_bus_get_property(
731 "org.freedesktop.systemd1",
733 "org.freedesktop.systemd1.Socket",
739 return log_error_errno(r
, "Failed to get list of listening sockets: %s", bus_error_message(&error
, r
));
741 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ss)");
743 return bus_log_parse_error(r
);
745 while ((r
= sd_bus_message_read(reply
, "(ss)", &type
, &path
)) > 0) {
747 r
= strv_extend(listening
, type
);
751 r
= strv_extend(listening
, path
);
758 return bus_log_parse_error(r
);
760 r
= sd_bus_message_exit_container(reply
);
762 return bus_log_parse_error(r
);
774 /* Note: triggered is a list here, although it almost certainly
775 * will always be one unit. Nevertheless, dbus API allows for multiple
776 * values, so let's follow that. */
779 /* The strv above is shared. free is set only in the first one. */
783 static int socket_info_compare(const struct socket_info
*a
, const struct socket_info
*b
) {
789 if (!a
->machine
&& b
->machine
)
791 if (a
->machine
&& !b
->machine
)
793 if (a
->machine
&& b
->machine
) {
794 o
= strcasecmp(a
->machine
, b
->machine
);
799 o
= strcmp(a
->path
, b
->path
);
801 o
= strcmp(a
->type
, b
->type
);
806 static int output_sockets_list(struct socket_info
*socket_infos
, unsigned cs
) {
807 struct socket_info
*s
;
808 unsigned pathlen
= strlen("LISTEN"),
809 typelen
= strlen("TYPE") * arg_show_types
,
810 socklen
= strlen("UNIT"),
811 servlen
= strlen("ACTIVATES");
812 const char *on
, *off
;
814 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
818 socklen
= MAX(socklen
, strlen(s
->id
));
820 typelen
= MAX(typelen
, strlen(s
->type
));
821 pathlen
= MAX(pathlen
, strlen(s
->path
) + (s
->machine
? strlen(s
->machine
)+1 : 0));
823 STRV_FOREACH(a
, s
->triggered
)
824 tmp
+= strlen(*a
) + 2*(a
!= s
->triggered
);
825 servlen
= MAX(servlen
, tmp
);
830 printf("%-*s %-*.*s%-*s %s\n",
832 typelen
+ arg_show_types
, typelen
+ arg_show_types
, "TYPE ",
836 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
837 _cleanup_free_
char *j
= NULL
;
842 j
= strjoin(s
->machine
, ":", s
->path
, NULL
);
850 printf("%-*s %-*s %-*s",
851 pathlen
, path
, typelen
, s
->type
, socklen
, s
->id
);
854 pathlen
, path
, socklen
, s
->id
);
855 STRV_FOREACH(a
, s
->triggered
)
857 a
== s
->triggered
? "" : ",", *a
);
861 on
= ansi_highlight();
866 on
= ansi_highlight_red();
870 if (!arg_no_legend
) {
871 printf("%s%u sockets listed.%s\n", on
, cs
, off
);
873 printf("Pass --all to see loaded but inactive sockets, too.\n");
879 static int list_sockets(int argc
, char *argv
[], void *userdata
) {
880 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
881 _cleanup_strv_free_
char **machines
= NULL
;
882 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
883 _cleanup_free_
struct socket_info
*socket_infos
= NULL
;
885 struct socket_info
*s
;
891 pager_open(arg_no_pager
, false);
893 r
= acquire_bus(BUS_MANAGER
, &bus
);
897 n
= get_unit_list_recursive(bus
, strv_skip(argv
, 1), &unit_infos
, &replies
, &machines
);
901 for (u
= unit_infos
; u
< unit_infos
+ n
; u
++) {
902 _cleanup_strv_free_
char **listening
= NULL
, **triggered
= NULL
;
905 if (!endswith(u
->id
, ".socket"))
908 r
= get_triggered_units(bus
, u
->unit_path
, &triggered
);
912 c
= get_listening(bus
, u
->unit_path
, &listening
);
918 if (!GREEDY_REALLOC(socket_infos
, size
, cs
+ c
)) {
923 for (i
= 0; i
< c
; i
++)
924 socket_infos
[cs
+ i
] = (struct socket_info
) {
925 .machine
= u
->machine
,
927 .type
= listening
[i
*2],
928 .path
= listening
[i
*2 + 1],
929 .triggered
= triggered
,
930 .own_triggered
= i
==0,
933 /* from this point on we will cleanup those socket_infos */
936 listening
= triggered
= NULL
; /* avoid cleanup */
939 qsort_safe(socket_infos
, cs
, sizeof(struct socket_info
),
940 (__compar_fn_t
) socket_info_compare
);
942 output_sockets_list(socket_infos
, cs
);
945 assert(cs
== 0 || socket_infos
);
946 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
949 if (s
->own_triggered
)
950 strv_free(s
->triggered
);
956 static int get_next_elapse(
959 dual_timestamp
*next
) {
961 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
969 r
= sd_bus_get_property_trivial(
971 "org.freedesktop.systemd1",
973 "org.freedesktop.systemd1.Timer",
974 "NextElapseUSecMonotonic",
979 return log_error_errno(r
, "Failed to get next elapsation time: %s", bus_error_message(&error
, r
));
981 r
= sd_bus_get_property_trivial(
983 "org.freedesktop.systemd1",
985 "org.freedesktop.systemd1.Timer",
986 "NextElapseUSecRealtime",
991 return log_error_errno(r
, "Failed to get next elapsation time: %s", bus_error_message(&error
, r
));
997 static int get_last_trigger(
1002 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1009 r
= sd_bus_get_property_trivial(
1011 "org.freedesktop.systemd1",
1013 "org.freedesktop.systemd1.Timer",
1019 return log_error_errno(r
, "Failed to get last trigger time: %s", bus_error_message(&error
, r
));
1025 const char* machine
;
1028 usec_t last_trigger
;
1032 static int timer_info_compare(const struct timer_info
*a
, const struct timer_info
*b
) {
1038 if (!a
->machine
&& b
->machine
)
1040 if (a
->machine
&& !b
->machine
)
1042 if (a
->machine
&& b
->machine
) {
1043 o
= strcasecmp(a
->machine
, b
->machine
);
1048 if (a
->next_elapse
< b
->next_elapse
)
1050 if (a
->next_elapse
> b
->next_elapse
)
1053 return strcmp(a
->id
, b
->id
);
1056 static int output_timers_list(struct timer_info
*timer_infos
, unsigned n
) {
1057 struct timer_info
*t
;
1059 nextlen
= strlen("NEXT"),
1060 leftlen
= strlen("LEFT"),
1061 lastlen
= strlen("LAST"),
1062 passedlen
= strlen("PASSED"),
1063 unitlen
= strlen("UNIT"),
1064 activatelen
= strlen("ACTIVATES");
1066 const char *on
, *off
;
1068 assert(timer_infos
|| n
== 0);
1070 for (t
= timer_infos
; t
< timer_infos
+ n
; t
++) {
1074 if (t
->next_elapse
> 0) {
1075 char tstamp
[FORMAT_TIMESTAMP_MAX
] = "", trel
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "";
1077 format_timestamp(tstamp
, sizeof(tstamp
), t
->next_elapse
);
1078 nextlen
= MAX(nextlen
, strlen(tstamp
) + 1);
1080 format_timestamp_relative(trel
, sizeof(trel
), t
->next_elapse
);
1081 leftlen
= MAX(leftlen
, strlen(trel
));
1084 if (t
->last_trigger
> 0) {
1085 char tstamp
[FORMAT_TIMESTAMP_MAX
] = "", trel
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "";
1087 format_timestamp(tstamp
, sizeof(tstamp
), t
->last_trigger
);
1088 lastlen
= MAX(lastlen
, strlen(tstamp
) + 1);
1090 format_timestamp_relative(trel
, sizeof(trel
), t
->last_trigger
);
1091 passedlen
= MAX(passedlen
, strlen(trel
));
1094 unitlen
= MAX(unitlen
, strlen(t
->id
) + (t
->machine
? strlen(t
->machine
)+1 : 0));
1096 STRV_FOREACH(a
, t
->triggered
)
1097 ul
+= strlen(*a
) + 2*(a
!= t
->triggered
);
1099 activatelen
= MAX(activatelen
, ul
);
1104 printf("%-*s %-*s %-*s %-*s %-*s %s\n",
1108 passedlen
, "PASSED",
1112 for (t
= timer_infos
; t
< timer_infos
+ n
; t
++) {
1113 _cleanup_free_
char *j
= NULL
;
1115 char tstamp1
[FORMAT_TIMESTAMP_MAX
] = "n/a", trel1
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "n/a";
1116 char tstamp2
[FORMAT_TIMESTAMP_MAX
] = "n/a", trel2
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "n/a";
1119 format_timestamp(tstamp1
, sizeof(tstamp1
), t
->next_elapse
);
1120 format_timestamp_relative(trel1
, sizeof(trel1
), t
->next_elapse
);
1122 format_timestamp(tstamp2
, sizeof(tstamp2
), t
->last_trigger
);
1123 format_timestamp_relative(trel2
, sizeof(trel2
), t
->last_trigger
);
1126 j
= strjoin(t
->machine
, ":", t
->id
, NULL
);
1133 printf("%-*s %-*s %-*s %-*s %-*s",
1134 nextlen
, tstamp1
, leftlen
, trel1
, lastlen
, tstamp2
, passedlen
, trel2
, unitlen
, unit
);
1136 STRV_FOREACH(a
, t
->triggered
)
1138 a
== t
->triggered
? "" : ",", *a
);
1142 on
= ansi_highlight();
1143 off
= ansi_normal();
1147 on
= ansi_highlight_red();
1148 off
= ansi_normal();
1151 if (!arg_no_legend
) {
1152 printf("%s%u timers listed.%s\n", on
, n
, off
);
1154 printf("Pass --all to see loaded but inactive timers, too.\n");
1160 static usec_t
calc_next_elapse(dual_timestamp
*nw
, dual_timestamp
*next
) {
1166 if (next
->monotonic
!= USEC_INFINITY
&& next
->monotonic
> 0) {
1169 if (next
->monotonic
> nw
->monotonic
)
1170 converted
= nw
->realtime
+ (next
->monotonic
- nw
->monotonic
);
1172 converted
= nw
->realtime
- (nw
->monotonic
- next
->monotonic
);
1174 if (next
->realtime
!= USEC_INFINITY
&& next
->realtime
> 0)
1175 next_elapse
= MIN(converted
, next
->realtime
);
1177 next_elapse
= converted
;
1180 next_elapse
= next
->realtime
;
1185 static int list_timers(int argc
, char *argv
[], void *userdata
) {
1186 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
1187 _cleanup_strv_free_
char **machines
= NULL
;
1188 _cleanup_free_
struct timer_info
*timer_infos
= NULL
;
1189 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
1190 struct timer_info
*t
;
1198 pager_open(arg_no_pager
, false);
1200 r
= acquire_bus(BUS_MANAGER
, &bus
);
1204 n
= get_unit_list_recursive(bus
, strv_skip(argv
, 1), &unit_infos
, &replies
, &machines
);
1208 dual_timestamp_get(&nw
);
1210 for (u
= unit_infos
; u
< unit_infos
+ n
; u
++) {
1211 _cleanup_strv_free_
char **triggered
= NULL
;
1212 dual_timestamp next
= DUAL_TIMESTAMP_NULL
;
1215 if (!endswith(u
->id
, ".timer"))
1218 r
= get_triggered_units(bus
, u
->unit_path
, &triggered
);
1222 r
= get_next_elapse(bus
, u
->unit_path
, &next
);
1226 get_last_trigger(bus
, u
->unit_path
, &last
);
1228 if (!GREEDY_REALLOC(timer_infos
, size
, c
+1)) {
1233 m
= calc_next_elapse(&nw
, &next
);
1235 timer_infos
[c
++] = (struct timer_info
) {
1236 .machine
= u
->machine
,
1239 .last_trigger
= last
,
1240 .triggered
= triggered
,
1243 triggered
= NULL
; /* avoid cleanup */
1246 qsort_safe(timer_infos
, c
, sizeof(struct timer_info
),
1247 (__compar_fn_t
) timer_info_compare
);
1249 output_timers_list(timer_infos
, c
);
1252 for (t
= timer_infos
; t
< timer_infos
+ c
; t
++)
1253 strv_free(t
->triggered
);
1258 static int compare_unit_file_list(const void *a
, const void *b
) {
1259 const char *d1
, *d2
;
1260 const UnitFileList
*u
= a
, *v
= b
;
1262 d1
= strrchr(u
->path
, '.');
1263 d2
= strrchr(v
->path
, '.');
1268 r
= strcasecmp(d1
, d2
);
1273 return strcasecmp(basename(u
->path
), basename(v
->path
));
1276 static bool output_show_unit_file(const UnitFileList
*u
, char **patterns
) {
1277 if (!strv_fnmatch_or_empty(patterns
, basename(u
->path
), FNM_NOESCAPE
))
1280 if (!strv_isempty(arg_types
)) {
1283 dot
= strrchr(u
->path
, '.');
1287 if (!strv_find(arg_types
, dot
+1))
1291 if (!strv_isempty(arg_states
) &&
1292 !strv_find(arg_states
, unit_file_state_to_string(u
->state
)))
1298 static void output_unit_file_list(const UnitFileList
*units
, unsigned c
) {
1299 unsigned max_id_len
, id_cols
, state_cols
;
1300 const UnitFileList
*u
;
1302 max_id_len
= strlen("UNIT FILE");
1303 state_cols
= strlen("STATE");
1305 for (u
= units
; u
< units
+ c
; u
++) {
1306 max_id_len
= MAX(max_id_len
, strlen(basename(u
->path
)));
1307 state_cols
= MAX(state_cols
, strlen(unit_file_state_to_string(u
->state
)));
1311 unsigned basic_cols
;
1313 id_cols
= MIN(max_id_len
, 25u);
1314 basic_cols
= 1 + id_cols
+ state_cols
;
1315 if (basic_cols
< (unsigned) columns())
1316 id_cols
+= MIN(columns() - basic_cols
, max_id_len
- id_cols
);
1318 id_cols
= max_id_len
;
1321 printf("%-*s %-*s\n",
1322 id_cols
, "UNIT FILE",
1323 state_cols
, "STATE");
1325 for (u
= units
; u
< units
+ c
; u
++) {
1326 _cleanup_free_
char *e
= NULL
;
1327 const char *on
, *off
;
1330 if (IN_SET(u
->state
,
1332 UNIT_FILE_MASKED_RUNTIME
,
1335 on
= ansi_highlight_red();
1336 off
= ansi_normal();
1337 } else if (u
->state
== UNIT_FILE_ENABLED
) {
1338 on
= ansi_highlight_green();
1339 off
= ansi_normal();
1343 id
= basename(u
->path
);
1345 e
= arg_full
? NULL
: ellipsize(id
, id_cols
, 33);
1347 printf("%-*s %s%-*s%s\n",
1348 id_cols
, e
? e
: id
,
1349 on
, state_cols
, unit_file_state_to_string(u
->state
), off
);
1353 printf("\n%u unit files listed.\n", c
);
1356 static int list_unit_files(int argc
, char *argv
[], void *userdata
) {
1357 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1358 _cleanup_free_ UnitFileList
*units
= NULL
;
1366 pager_open(arg_no_pager
, false);
1368 if (install_client_side()) {
1374 h
= hashmap_new(&string_hash_ops
);
1378 r
= unit_file_get_list(arg_scope
, arg_root
, h
);
1380 unit_file_list_free(h
);
1381 return log_error_errno(r
, "Failed to get unit file list: %m");
1384 n_units
= hashmap_size(h
);
1386 units
= new(UnitFileList
, n_units
);
1387 if (!units
&& n_units
> 0) {
1388 unit_file_list_free(h
);
1392 HASHMAP_FOREACH(u
, h
, i
) {
1393 if (!output_show_unit_file(u
, strv_skip(argv
, 1)))
1400 assert(c
<= n_units
);
1403 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1406 r
= acquire_bus(BUS_MANAGER
, &bus
);
1410 r
= sd_bus_call_method(
1412 "org.freedesktop.systemd1",
1413 "/org/freedesktop/systemd1",
1414 "org.freedesktop.systemd1.Manager",
1420 return log_error_errno(r
, "Failed to list unit files: %s", bus_error_message(&error
, r
));
1422 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ss)");
1424 return bus_log_parse_error(r
);
1426 while ((r
= sd_bus_message_read(reply
, "(ss)", &path
, &state
)) > 0) {
1428 if (!GREEDY_REALLOC(units
, size
, c
+ 1))
1431 units
[c
] = (struct UnitFileList
) {
1433 unit_file_state_from_string(state
)
1436 if (output_show_unit_file(&units
[c
], strv_skip(argv
, 1)))
1441 return bus_log_parse_error(r
);
1443 r
= sd_bus_message_exit_container(reply
);
1445 return bus_log_parse_error(r
);
1448 qsort_safe(units
, c
, sizeof(UnitFileList
), compare_unit_file_list
);
1449 output_unit_file_list(units
, c
);
1451 if (install_client_side()) {
1452 for (unit
= units
; unit
< units
+ c
; unit
++)
1459 static int list_dependencies_print(const char *name
, int level
, unsigned int branches
, bool last
) {
1460 _cleanup_free_
char *n
= NULL
;
1461 size_t max_len
= MAX(columns(),20u);
1467 for (i
= level
- 1; i
>= 0; i
--) {
1469 if (len
> max_len
- 3 && !arg_full
) {
1470 printf("%s...\n",max_len
% 2 ? "" : " ");
1473 printf("%s", draw_special_char(branches
& (1 << i
) ? DRAW_TREE_VERTICAL
: DRAW_TREE_SPACE
));
1477 if (len
> max_len
- 3 && !arg_full
) {
1478 printf("%s...\n",max_len
% 2 ? "" : " ");
1482 printf("%s", draw_special_char(last
? DRAW_TREE_RIGHT
: DRAW_TREE_BRANCH
));
1486 printf("%s\n", name
);
1490 n
= ellipsize(name
, max_len
-len
, 100);
1498 static int list_dependencies_get_dependencies(sd_bus
*bus
, const char *name
, char ***deps
) {
1500 static const char *dependencies
[_DEPENDENCY_MAX
] = {
1501 [DEPENDENCY_FORWARD
] = "Requires\0"
1506 [DEPENDENCY_REVERSE
] = "RequiredBy\0"
1511 [DEPENDENCY_AFTER
] = "After\0",
1512 [DEPENDENCY_BEFORE
] = "Before\0",
1515 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1516 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1517 _cleanup_strv_free_
char **ret
= NULL
;
1518 _cleanup_free_
char *path
= NULL
;
1524 assert_cc(ELEMENTSOF(dependencies
) == _DEPENDENCY_MAX
);
1526 path
= unit_dbus_path_from_name(name
);
1530 r
= sd_bus_call_method(
1532 "org.freedesktop.systemd1",
1534 "org.freedesktop.DBus.Properties",
1538 "s", "org.freedesktop.systemd1.Unit");
1540 return log_error_errno(r
, "Failed to get properties of %s: %s", name
, bus_error_message(&error
, r
));
1542 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "{sv}");
1544 return bus_log_parse_error(r
);
1546 while ((r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_DICT_ENTRY
, "sv")) > 0) {
1549 r
= sd_bus_message_read(reply
, "s", &prop
);
1551 return bus_log_parse_error(r
);
1553 if (!nulstr_contains(dependencies
[arg_dependency
], prop
)) {
1554 r
= sd_bus_message_skip(reply
, "v");
1556 return bus_log_parse_error(r
);
1559 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_VARIANT
, "as");
1561 return bus_log_parse_error(r
);
1563 r
= bus_message_read_strv_extend(reply
, &ret
);
1565 return bus_log_parse_error(r
);
1567 r
= sd_bus_message_exit_container(reply
);
1569 return bus_log_parse_error(r
);
1572 r
= sd_bus_message_exit_container(reply
);
1574 return bus_log_parse_error(r
);
1578 return bus_log_parse_error(r
);
1580 r
= sd_bus_message_exit_container(reply
);
1582 return bus_log_parse_error(r
);
1590 static int list_dependencies_compare(const void *_a
, const void *_b
) {
1591 const char **a
= (const char**) _a
, **b
= (const char**) _b
;
1593 if (unit_name_to_type(*a
) == UNIT_TARGET
&& unit_name_to_type(*b
) != UNIT_TARGET
)
1595 if (unit_name_to_type(*a
) != UNIT_TARGET
&& unit_name_to_type(*b
) == UNIT_TARGET
)
1598 return strcasecmp(*a
, *b
);
1601 static int list_dependencies_one(
1606 unsigned int branches
) {
1608 _cleanup_strv_free_
char **deps
= NULL
;
1616 r
= strv_extend(units
, name
);
1620 r
= list_dependencies_get_dependencies(bus
, name
, &deps
);
1624 qsort_safe(deps
, strv_length(deps
), sizeof (char*), list_dependencies_compare
);
1626 STRV_FOREACH(c
, deps
) {
1627 if (strv_contains(*units
, *c
)) {
1629 r
= list_dependencies_print("...", level
+ 1, (branches
<< 1) | (c
[1] == NULL
? 0 : 1), 1);
1639 UnitActiveState active_state
= _UNIT_ACTIVE_STATE_INVALID
;
1642 (void) get_state_one_unit(bus
, *c
, &active_state
);
1643 switch (active_state
) {
1645 case UNIT_RELOADING
:
1646 case UNIT_ACTIVATING
:
1647 on
= ansi_highlight_green();
1651 case UNIT_DEACTIVATING
:
1656 on
= ansi_highlight_red();
1660 printf("%s%s%s ", on
, draw_special_char(DRAW_BLACK_CIRCLE
), ansi_normal());
1663 r
= list_dependencies_print(*c
, level
, branches
, c
[1] == NULL
);
1667 if (arg_all
|| unit_name_to_type(*c
) == UNIT_TARGET
) {
1668 r
= list_dependencies_one(bus
, *c
, level
+ 1, units
, (branches
<< 1) | (c
[1] == NULL
? 0 : 1));
1675 strv_remove(*units
, name
);
1680 static int list_dependencies(int argc
, char *argv
[], void *userdata
) {
1681 _cleanup_strv_free_
char **units
= NULL
;
1682 _cleanup_free_
char *unit
= NULL
;
1688 r
= unit_name_mangle(argv
[1], UNIT_NAME_NOGLOB
, &unit
);
1690 return log_error_errno(r
, "Failed to mangle unit name: %m");
1694 u
= SPECIAL_DEFAULT_TARGET
;
1696 pager_open(arg_no_pager
, false);
1698 r
= acquire_bus(BUS_MANAGER
, &bus
);
1704 return list_dependencies_one(bus
, u
, 0, &units
, 0);
1707 struct machine_info
{
1711 char *control_group
;
1712 uint32_t n_failed_units
;
1717 static const struct bus_properties_map machine_info_property_map
[] = {
1718 { "SystemState", "s", NULL
, offsetof(struct machine_info
, state
) },
1719 { "NJobs", "u", NULL
, offsetof(struct machine_info
, n_jobs
) },
1720 { "NFailedUnits", "u", NULL
, offsetof(struct machine_info
, n_failed_units
) },
1721 { "ControlGroup", "s", NULL
, offsetof(struct machine_info
, control_group
) },
1722 { "UserspaceTimestamp", "t", NULL
, offsetof(struct machine_info
, timestamp
) },
1726 static void machine_info_clear(struct machine_info
*info
) {
1730 free(info
->control_group
);
1735 static void free_machines_list(struct machine_info
*machine_infos
, int n
) {
1741 for (i
= 0; i
< n
; i
++)
1742 machine_info_clear(&machine_infos
[i
]);
1744 free(machine_infos
);
1747 static int compare_machine_info(const void *a
, const void *b
) {
1748 const struct machine_info
*u
= a
, *v
= b
;
1750 if (u
->is_host
!= v
->is_host
)
1751 return u
->is_host
> v
->is_host
? -1 : 1;
1753 return strcasecmp(u
->name
, v
->name
);
1756 static int get_machine_properties(sd_bus
*bus
, struct machine_info
*mi
) {
1757 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*container
= NULL
;
1763 r
= sd_bus_open_system_machine(&container
, mi
->name
);
1770 r
= bus_map_all_properties(bus
, "org.freedesktop.systemd1", "/org/freedesktop/systemd1", machine_info_property_map
, mi
);
1777 static bool output_show_machine(const char *name
, char **patterns
) {
1778 return strv_fnmatch_or_empty(patterns
, name
, FNM_NOESCAPE
);
1781 static int get_machine_list(
1783 struct machine_info
**_machine_infos
,
1786 struct machine_info
*machine_infos
= NULL
;
1787 _cleanup_strv_free_
char **m
= NULL
;
1788 _cleanup_free_
char *hn
= NULL
;
1793 hn
= gethostname_malloc();
1797 if (output_show_machine(hn
, patterns
)) {
1798 if (!GREEDY_REALLOC0(machine_infos
, sz
, c
+1))
1801 machine_infos
[c
].is_host
= true;
1802 machine_infos
[c
].name
= hn
;
1805 get_machine_properties(bus
, &machine_infos
[c
]);
1809 r
= sd_get_machine_names(&m
);
1811 return log_error_errno(r
, "Failed to get machine list: %m");
1813 STRV_FOREACH(i
, m
) {
1814 _cleanup_free_
char *class = NULL
;
1816 if (!output_show_machine(*i
, patterns
))
1819 sd_machine_get_class(*i
, &class);
1820 if (!streq_ptr(class, "container"))
1823 if (!GREEDY_REALLOC0(machine_infos
, sz
, c
+1)) {
1824 free_machines_list(machine_infos
, c
);
1828 machine_infos
[c
].is_host
= false;
1829 machine_infos
[c
].name
= strdup(*i
);
1830 if (!machine_infos
[c
].name
) {
1831 free_machines_list(machine_infos
, c
);
1835 get_machine_properties(NULL
, &machine_infos
[c
]);
1839 *_machine_infos
= machine_infos
;
1843 static void output_machines_list(struct machine_info
*machine_infos
, unsigned n
) {
1844 struct machine_info
*m
;
1847 namelen
= sizeof("NAME") - 1,
1848 statelen
= sizeof("STATE") - 1,
1849 failedlen
= sizeof("FAILED") - 1,
1850 jobslen
= sizeof("JOBS") - 1;
1852 assert(machine_infos
|| n
== 0);
1854 for (m
= machine_infos
; m
< machine_infos
+ n
; m
++) {
1855 namelen
= MAX(namelen
, strlen(m
->name
) + (m
->is_host
? sizeof(" (host)") - 1 : 0));
1856 statelen
= MAX(statelen
, m
->state
? strlen(m
->state
) : 0);
1857 failedlen
= MAX(failedlen
, DECIMAL_STR_WIDTH(m
->n_failed_units
));
1858 jobslen
= MAX(jobslen
, DECIMAL_STR_WIDTH(m
->n_jobs
));
1860 if (!arg_plain
&& !streq_ptr(m
->state
, "running"))
1864 if (!arg_no_legend
) {
1868 printf("%-*s %-*s %-*s %-*s\n",
1871 failedlen
, "FAILED",
1875 for (m
= machine_infos
; m
< machine_infos
+ n
; m
++) {
1876 const char *on_state
= "", *off_state
= "";
1877 const char *on_failed
= "", *off_failed
= "";
1878 bool circle
= false;
1880 if (streq_ptr(m
->state
, "degraded")) {
1881 on_state
= ansi_highlight_red();
1882 off_state
= ansi_normal();
1884 } else if (!streq_ptr(m
->state
, "running")) {
1885 on_state
= ansi_highlight_yellow();
1886 off_state
= ansi_normal();
1890 if (m
->n_failed_units
> 0) {
1891 on_failed
= ansi_highlight_red();
1892 off_failed
= ansi_normal();
1894 on_failed
= off_failed
= "";
1897 printf("%s%s%s ", on_state
, circle
? draw_special_char(DRAW_BLACK_CIRCLE
) : " ", off_state
);
1900 printf("%-*s (host) %s%-*s%s %s%*" PRIu32
"%s %*" PRIu32
"\n",
1901 (int) (namelen
- (sizeof(" (host)")-1)), strna(m
->name
),
1902 on_state
, statelen
, strna(m
->state
), off_state
,
1903 on_failed
, failedlen
, m
->n_failed_units
, off_failed
,
1904 jobslen
, m
->n_jobs
);
1906 printf("%-*s %s%-*s%s %s%*" PRIu32
"%s %*" PRIu32
"\n",
1907 namelen
, strna(m
->name
),
1908 on_state
, statelen
, strna(m
->state
), off_state
,
1909 on_failed
, failedlen
, m
->n_failed_units
, off_failed
,
1910 jobslen
, m
->n_jobs
);
1914 printf("\n%u machines listed.\n", n
);
1917 static int list_machines(int argc
, char *argv
[], void *userdata
) {
1918 struct machine_info
*machine_infos
= NULL
;
1922 if (geteuid() != 0) {
1923 log_error("Must be root.");
1927 pager_open(arg_no_pager
, false);
1929 r
= acquire_bus(BUS_MANAGER
, &bus
);
1933 r
= get_machine_list(bus
, &machine_infos
, strv_skip(argv
, 1));
1937 qsort_safe(machine_infos
, r
, sizeof(struct machine_info
), compare_machine_info
);
1938 output_machines_list(machine_infos
, r
);
1939 free_machines_list(machine_infos
, r
);
1944 static int get_default(int argc
, char *argv
[], void *userdata
) {
1945 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1946 _cleanup_free_
char *_path
= NULL
;
1950 if (install_client_side()) {
1951 r
= unit_file_get_default(arg_scope
, arg_root
, &_path
);
1953 return log_error_errno(r
, "Failed to get default target: %m");
1957 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1960 r
= acquire_bus(BUS_MANAGER
, &bus
);
1964 r
= sd_bus_call_method(
1966 "org.freedesktop.systemd1",
1967 "/org/freedesktop/systemd1",
1968 "org.freedesktop.systemd1.Manager",
1974 return log_error_errno(r
, "Failed to get default target: %s", bus_error_message(&error
, r
));
1976 r
= sd_bus_message_read(reply
, "s", &path
);
1978 return bus_log_parse_error(r
);
1982 printf("%s\n", path
);
1987 static void dump_unit_file_changes(const UnitFileChange
*changes
, unsigned n_changes
) {
1990 assert(changes
|| n_changes
== 0);
1992 for (i
= 0; i
< n_changes
; i
++) {
1993 if (changes
[i
].type
== UNIT_FILE_SYMLINK
)
1994 log_info("Created symlink %s, pointing to %s.", changes
[i
].path
, changes
[i
].source
);
1996 log_info("Removed %s.", changes
[i
].path
);
2000 static int set_default(int argc
, char *argv
[], void *userdata
) {
2001 _cleanup_free_
char *unit
= NULL
;
2007 r
= unit_name_mangle_with_suffix(argv
[1], UNIT_NAME_NOGLOB
, ".target", &unit
);
2009 return log_error_errno(r
, "Failed to mangle unit name: %m");
2011 if (install_client_side()) {
2012 UnitFileChange
*changes
= NULL
;
2013 unsigned n_changes
= 0;
2015 r
= unit_file_set_default(arg_scope
, arg_root
, unit
, true, &changes
, &n_changes
);
2017 return log_error_errno(r
, "Failed to set default target: %m");
2020 dump_unit_file_changes(changes
, n_changes
);
2022 unit_file_changes_free(changes
, n_changes
);
2025 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2026 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2029 polkit_agent_open_if_enabled();
2031 r
= acquire_bus(BUS_MANAGER
, &bus
);
2035 r
= sd_bus_call_method(
2037 "org.freedesktop.systemd1",
2038 "/org/freedesktop/systemd1",
2039 "org.freedesktop.systemd1.Manager",
2045 return log_error_errno(r
, "Failed to set default target: %s", bus_error_message(&error
, r
));
2047 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, NULL
, NULL
);
2051 /* Try to reload if enabled */
2053 r
= daemon_reload(argc
, argv
, userdata
);
2063 const char *name
, *type
, *state
;
2066 static void output_jobs_list(const struct job_info
* jobs
, unsigned n
, bool skipped
) {
2067 unsigned id_len
, unit_len
, type_len
, state_len
;
2068 const struct job_info
*j
;
2069 const char *on
, *off
;
2070 bool shorten
= false;
2072 assert(n
== 0 || jobs
);
2075 if (!arg_no_legend
) {
2076 on
= ansi_highlight_green();
2077 off
= ansi_normal();
2079 printf("%sNo jobs %s.%s\n", on
, skipped
? "listed" : "running", off
);
2084 pager_open(arg_no_pager
, false);
2086 id_len
= strlen("JOB");
2087 unit_len
= strlen("UNIT");
2088 type_len
= strlen("TYPE");
2089 state_len
= strlen("STATE");
2091 for (j
= jobs
; j
< jobs
+ n
; j
++) {
2092 uint32_t id
= j
->id
;
2093 assert(j
->name
&& j
->type
&& j
->state
);
2095 id_len
= MAX(id_len
, DECIMAL_STR_WIDTH(id
));
2096 unit_len
= MAX(unit_len
, strlen(j
->name
));
2097 type_len
= MAX(type_len
, strlen(j
->type
));
2098 state_len
= MAX(state_len
, strlen(j
->state
));
2101 if (!arg_full
&& id_len
+ 1 + unit_len
+ type_len
+ 1 + state_len
> columns()) {
2102 unit_len
= MAX(33u, columns() - id_len
- type_len
- state_len
- 3);
2107 printf("%*s %-*s %-*s %-*s\n",
2111 state_len
, "STATE");
2113 for (j
= jobs
; j
< jobs
+ n
; j
++) {
2114 _cleanup_free_
char *e
= NULL
;
2116 if (streq(j
->state
, "running")) {
2117 on
= ansi_highlight();
2118 off
= ansi_normal();
2122 e
= shorten
? ellipsize(j
->name
, unit_len
, 33) : NULL
;
2123 printf("%*u %s%-*s%s %-*s %s%-*s%s\n",
2125 on
, unit_len
, e
? e
: j
->name
, off
,
2127 on
, state_len
, j
->state
, off
);
2130 if (!arg_no_legend
) {
2131 on
= ansi_highlight();
2132 off
= ansi_normal();
2134 printf("\n%s%u jobs listed%s.\n", on
, n
, off
);
2138 static bool output_show_job(struct job_info
*job
, char **patterns
) {
2139 return strv_fnmatch_or_empty(patterns
, job
->name
, FNM_NOESCAPE
);
2142 static int list_jobs(int argc
, char *argv
[], void *userdata
) {
2143 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2144 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2145 const char *name
, *type
, *state
, *job_path
, *unit_path
;
2146 _cleanup_free_
struct job_info
*jobs
= NULL
;
2152 bool skipped
= false;
2154 pager_open(arg_no_pager
, false);
2156 r
= acquire_bus(BUS_MANAGER
, &bus
);
2160 r
= sd_bus_call_method(
2162 "org.freedesktop.systemd1",
2163 "/org/freedesktop/systemd1",
2164 "org.freedesktop.systemd1.Manager",
2170 return log_error_errno(r
, "Failed to list jobs: %s", bus_error_message(&error
, r
));
2172 r
= sd_bus_message_enter_container(reply
, 'a', "(usssoo)");
2174 return bus_log_parse_error(r
);
2176 while ((r
= sd_bus_message_read(reply
, "(usssoo)", &id
, &name
, &type
, &state
, &job_path
, &unit_path
)) > 0) {
2177 struct job_info job
= { id
, name
, type
, state
};
2179 if (!output_show_job(&job
, strv_skip(argv
, 1))) {
2184 if (!GREEDY_REALLOC(jobs
, size
, c
+ 1))
2190 return bus_log_parse_error(r
);
2192 r
= sd_bus_message_exit_container(reply
);
2194 return bus_log_parse_error(r
);
2196 output_jobs_list(jobs
, c
, skipped
);
2200 static int cancel_job(int argc
, char *argv
[], void *userdata
) {
2206 return daemon_reload(argc
, argv
, userdata
);
2208 polkit_agent_open_if_enabled();
2210 r
= acquire_bus(BUS_MANAGER
, &bus
);
2214 STRV_FOREACH(name
, strv_skip(argv
, 1)) {
2215 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2219 q
= safe_atou32(*name
, &id
);
2221 return log_error_errno(q
, "Failed to parse job id \"%s\": %m", *name
);
2223 q
= sd_bus_call_method(
2225 "org.freedesktop.systemd1",
2226 "/org/freedesktop/systemd1",
2227 "org.freedesktop.systemd1.Manager",
2233 log_error_errno(q
, "Failed to cancel job %"PRIu32
": %s", id
, bus_error_message(&error
, q
));
2242 static int need_daemon_reload(sd_bus
*bus
, const char *unit
) {
2243 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2247 /* We ignore all errors here, since this is used to show a
2250 /* We don't use unit_dbus_path_from_name() directly since we
2251 * don't want to load the unit if it isn't loaded. */
2253 r
= sd_bus_call_method(
2255 "org.freedesktop.systemd1",
2256 "/org/freedesktop/systemd1",
2257 "org.freedesktop.systemd1.Manager",
2265 r
= sd_bus_message_read(reply
, "o", &path
);
2269 r
= sd_bus_get_property_trivial(
2271 "org.freedesktop.systemd1",
2273 "org.freedesktop.systemd1.Unit",
2283 static void warn_unit_file_changed(const char *name
) {
2284 log_warning("%sWarning:%s %s changed on disk. Run 'systemctl%s daemon-reload' to reload units.",
2285 ansi_highlight_red(),
2288 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user");
2291 static int unit_file_find_path(LookupPaths
*lp
, const char *unit_name
, char **unit_path
) {
2298 STRV_FOREACH(p
, lp
->search_path
) {
2299 _cleanup_free_
char *path
;
2301 path
= path_join(arg_root
, *p
, unit_name
);
2305 if (access(path
, F_OK
) == 0) {
2315 static int unit_find_paths(
2317 const char *unit_name
,
2319 char **fragment_path
,
2320 char ***dropin_paths
) {
2322 _cleanup_free_
char *path
= NULL
;
2323 _cleanup_strv_free_
char **dropins
= NULL
;
2327 * Finds where the unit is defined on disk. Returns 0 if the unit
2328 * is not found. Returns 1 if it is found, and sets
2329 * - the path to the unit in *path, if it exists on disk,
2330 * - and a strv of existing drop-ins in *dropins,
2331 * if the arg is not NULL and any dropins were found.
2335 assert(fragment_path
);
2338 if (!install_client_side() && !unit_name_is_valid(unit_name
, UNIT_NAME_TEMPLATE
)) {
2339 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2340 _cleanup_free_
char *unit
= NULL
;
2342 unit
= unit_dbus_path_from_name(unit_name
);
2346 r
= sd_bus_get_property_string(
2348 "org.freedesktop.systemd1",
2350 "org.freedesktop.systemd1.Unit",
2355 return log_error_errno(r
, "Failed to get FragmentPath: %s", bus_error_message(&error
, r
));
2358 r
= sd_bus_get_property_strv(
2360 "org.freedesktop.systemd1",
2362 "org.freedesktop.systemd1.Unit",
2367 return log_error_errno(r
, "Failed to get DropInPaths: %s", bus_error_message(&error
, r
));
2370 _cleanup_set_free_ Set
*names
;
2372 names
= set_new(NULL
);
2376 r
= set_put(names
, unit_name
);
2378 return log_error_errno(r
, "Failed to add unit name: %m");
2380 r
= unit_file_find_path(lp
, unit_name
, &path
);
2385 _cleanup_free_
char *template = NULL
;
2387 r
= unit_name_template(unit_name
, &template);
2388 if (r
< 0 && r
!= -EINVAL
)
2389 return log_error_errno(r
, "Failed to determine template name: %m");
2391 r
= unit_file_find_path(lp
, template, &path
);
2398 r
= unit_file_find_dropin_paths(lp
->search_path
, NULL
, names
, &dropins
);
2406 if (!isempty(path
)) {
2407 *fragment_path
= path
;
2412 if (dropin_paths
&& !strv_isempty(dropins
)) {
2413 *dropin_paths
= dropins
;
2419 log_error("No files found for %s.", unit_name
);
2424 static int get_state_one_unit(sd_bus
*bus
, const char *name
, UnitActiveState
*active_state
) {
2425 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2426 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2427 _cleanup_free_
char *buf
= NULL
;
2428 UnitActiveState state
;
2433 assert(active_state
);
2435 /* We don't use unit_dbus_path_from_name() directly since we don't want to load the unit unnecessarily, if it
2437 r
= sd_bus_call_method(
2439 "org.freedesktop.systemd1",
2440 "/org/freedesktop/systemd1",
2441 "org.freedesktop.systemd1.Manager",
2447 if (!sd_bus_error_has_name(&error
, BUS_ERROR_NO_SUCH_UNIT
))
2448 return log_error_errno(r
, "Failed to retrieve unit: %s", bus_error_message(&error
, r
));
2450 /* The unit is currently not loaded, hence say it's "inactive", since all units that aren't loaded are
2451 * considered inactive. */
2452 state
= UNIT_INACTIVE
;
2455 r
= sd_bus_message_read(reply
, "o", &path
);
2457 return bus_log_parse_error(r
);
2459 r
= sd_bus_get_property_string(
2461 "org.freedesktop.systemd1",
2463 "org.freedesktop.systemd1.Unit",
2468 return log_error_errno(r
, "Failed to retrieve unit state: %s", bus_error_message(&error
, r
));
2470 state
= unit_active_state_from_string(buf
);
2471 if (state
== _UNIT_ACTIVE_STATE_INVALID
) {
2472 log_error("Invalid unit state '%s' for: %s", buf
, name
);
2477 *active_state
= state
;
2481 static int check_triggering_units(
2485 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2486 _cleanup_free_
char *path
= NULL
, *n
= NULL
, *load_state
= NULL
;
2487 _cleanup_strv_free_
char **triggered_by
= NULL
;
2488 bool print_warning_label
= true;
2489 UnitActiveState active_state
;
2493 r
= unit_name_mangle(name
, UNIT_NAME_NOGLOB
, &n
);
2495 return log_error_errno(r
, "Failed to mangle unit name: %m");
2497 path
= unit_dbus_path_from_name(n
);
2501 r
= sd_bus_get_property_string(
2503 "org.freedesktop.systemd1",
2505 "org.freedesktop.systemd1.Unit",
2510 return log_error_errno(r
, "Failed to get load state of %s: %s", n
, bus_error_message(&error
, r
));
2512 if (streq(load_state
, "masked"))
2515 r
= sd_bus_get_property_strv(
2517 "org.freedesktop.systemd1",
2519 "org.freedesktop.systemd1.Unit",
2524 return log_error_errno(r
, "Failed to get triggered by array of %s: %s", n
, bus_error_message(&error
, r
));
2526 STRV_FOREACH(i
, triggered_by
) {
2527 r
= get_state_one_unit(bus
, *i
, &active_state
);
2531 if (!IN_SET(active_state
, UNIT_ACTIVE
, UNIT_RELOADING
))
2534 if (print_warning_label
) {
2535 log_warning("Warning: Stopping %s, but it can still be activated by:", n
);
2536 print_warning_label
= false;
2539 log_warning(" %s", *i
);
2545 static const struct {
2548 } unit_actions
[] = {
2549 { "start", "StartUnit" },
2550 { "stop", "StopUnit" },
2551 { "condstop", "StopUnit" },
2552 { "reload", "ReloadUnit" },
2553 { "restart", "RestartUnit" },
2554 { "try-restart", "TryRestartUnit" },
2555 { "condrestart", "TryRestartUnit" },
2556 { "reload-or-restart", "ReloadOrRestartUnit" },
2557 { "try-reload-or-restart", "ReloadOrTryRestartUnit" },
2558 { "reload-or-try-restart", "ReloadOrTryRestartUnit" },
2559 { "condreload", "ReloadOrTryRestartUnit" },
2560 { "force-reload", "ReloadOrTryRestartUnit" }
2563 static const char *verb_to_method(const char *verb
) {
2566 for (i
= 0; i
< ELEMENTSOF(unit_actions
); i
++)
2567 if (streq_ptr(unit_actions
[i
].verb
, verb
))
2568 return unit_actions
[i
].method
;
2573 static const char *method_to_verb(const char *method
) {
2576 for (i
= 0; i
< ELEMENTSOF(unit_actions
); i
++)
2577 if (streq_ptr(unit_actions
[i
].method
, method
))
2578 return unit_actions
[i
].verb
;
2583 static int start_unit_one(
2588 sd_bus_error
*error
,
2589 BusWaitForJobs
*w
) {
2591 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2600 log_debug("Calling manager for %s on %s, %s", method
, name
, mode
);
2602 r
= sd_bus_call_method(
2604 "org.freedesktop.systemd1",
2605 "/org/freedesktop/systemd1",
2606 "org.freedesktop.systemd1.Manager",
2614 if (r
== -ENOENT
&& arg_action
!= ACTION_SYSTEMCTL
)
2615 /* There's always a fallback possible for
2616 * legacy actions. */
2617 return -EADDRNOTAVAIL
;
2619 verb
= method_to_verb(method
);
2621 log_error("Failed to %s %s: %s", verb
, name
, bus_error_message(error
, r
));
2623 if (!sd_bus_error_has_name(error
, BUS_ERROR_NO_SUCH_UNIT
) &&
2624 !sd_bus_error_has_name(error
, BUS_ERROR_UNIT_MASKED
))
2625 log_error("See %s logs and 'systemctl%s status %s' for details.",
2626 arg_scope
== UNIT_FILE_SYSTEM
? "system" : "user",
2627 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user",
2633 r
= sd_bus_message_read(reply
, "o", &path
);
2635 return bus_log_parse_error(r
);
2637 if (need_daemon_reload(bus
, name
) > 0)
2638 warn_unit_file_changed(name
);
2641 log_debug("Adding %s to the set", path
);
2642 r
= bus_wait_for_jobs_add(w
, path
);
2650 static int expand_names(sd_bus
*bus
, char **names
, const char* suffix
, char ***ret
) {
2651 _cleanup_strv_free_
char **mangled
= NULL
, **globs
= NULL
;
2658 STRV_FOREACH(name
, names
) {
2662 r
= unit_name_mangle_with_suffix(*name
, UNIT_NAME_GLOB
, suffix
, &t
);
2664 r
= unit_name_mangle(*name
, UNIT_NAME_GLOB
, &t
);
2666 return log_error_errno(r
, "Failed to mangle name: %m");
2668 if (string_is_glob(t
))
2669 r
= strv_consume(&globs
, t
);
2671 r
= strv_consume(&mangled
, t
);
2676 /* Query the manager only if any of the names are a glob, since
2677 * this is fairly expensive */
2678 if (!strv_isempty(globs
)) {
2679 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2680 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
2681 size_t allocated
, n
;
2683 r
= get_unit_list(bus
, NULL
, globs
, &unit_infos
, 0, &reply
);
2687 n
= strv_length(mangled
);
2690 for (i
= 0; i
< r
; i
++) {
2691 if (!GREEDY_REALLOC(mangled
, allocated
, n
+2))
2694 mangled
[n
] = strdup(unit_infos
[i
].id
);
2698 mangled
[++n
] = NULL
;
2703 mangled
= NULL
; /* do not free */
2708 static const struct {
2712 } action_table
[_ACTION_MAX
] = {
2713 [ACTION_HALT
] = { SPECIAL_HALT_TARGET
, "halt", "replace-irreversibly" },
2714 [ACTION_POWEROFF
] = { SPECIAL_POWEROFF_TARGET
, "poweroff", "replace-irreversibly" },
2715 [ACTION_REBOOT
] = { SPECIAL_REBOOT_TARGET
, "reboot", "replace-irreversibly" },
2716 [ACTION_KEXEC
] = { SPECIAL_KEXEC_TARGET
, "kexec", "replace-irreversibly" },
2717 [ACTION_RUNLEVEL2
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
2718 [ACTION_RUNLEVEL3
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
2719 [ACTION_RUNLEVEL4
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
2720 [ACTION_RUNLEVEL5
] = { SPECIAL_GRAPHICAL_TARGET
, NULL
, "isolate" },
2721 [ACTION_RESCUE
] = { SPECIAL_RESCUE_TARGET
, "rescue", "isolate" },
2722 [ACTION_EMERGENCY
] = { SPECIAL_EMERGENCY_TARGET
, "emergency", "isolate" },
2723 [ACTION_DEFAULT
] = { SPECIAL_DEFAULT_TARGET
, "default", "isolate" },
2724 [ACTION_EXIT
] = { SPECIAL_EXIT_TARGET
, "exit", "replace-irreversibly" },
2725 [ACTION_SUSPEND
] = { SPECIAL_SUSPEND_TARGET
, "suspend", "replace-irreversibly" },
2726 [ACTION_HIBERNATE
] = { SPECIAL_HIBERNATE_TARGET
, "hibernate", "replace-irreversibly" },
2727 [ACTION_HYBRID_SLEEP
] = { SPECIAL_HYBRID_SLEEP_TARGET
, "hybrid-sleep", "replace-irreversibly" },
2730 static enum action
verb_to_action(const char *verb
) {
2733 for (i
= _ACTION_INVALID
; i
< _ACTION_MAX
; i
++)
2734 if (streq_ptr(action_table
[i
].verb
, verb
))
2737 return _ACTION_INVALID
;
2740 static int start_unit(int argc
, char *argv
[], void *userdata
) {
2741 _cleanup_(bus_wait_for_jobs_freep
) BusWaitForJobs
*w
= NULL
;
2742 const char *method
, *mode
, *one_name
, *suffix
= NULL
;
2743 _cleanup_strv_free_
char **names
= NULL
;
2748 ask_password_agent_open_if_enabled();
2749 polkit_agent_open_if_enabled();
2751 r
= acquire_bus(BUS_MANAGER
, &bus
);
2755 if (arg_action
== ACTION_SYSTEMCTL
) {
2758 method
= verb_to_method(argv
[0]);
2759 action
= verb_to_action(argv
[0]);
2761 if (streq(argv
[0], "isolate")) {
2765 mode
= action_table
[action
].mode
?: arg_job_mode
;
2767 one_name
= action_table
[action
].target
;
2769 assert(arg_action
< ELEMENTSOF(action_table
));
2770 assert(action_table
[arg_action
].target
);
2772 method
= "StartUnit";
2774 mode
= action_table
[arg_action
].mode
;
2775 one_name
= action_table
[arg_action
].target
;
2779 names
= strv_new(one_name
, NULL
);
2781 r
= expand_names(bus
, strv_skip(argv
, 1), suffix
, &names
);
2783 return log_error_errno(r
, "Failed to expand names: %m");
2786 if (!arg_no_block
) {
2787 r
= bus_wait_for_jobs_new(bus
, &w
);
2789 return log_error_errno(r
, "Could not watch jobs: %m");
2792 STRV_FOREACH(name
, names
) {
2793 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2796 q
= start_unit_one(bus
, method
, *name
, mode
, &error
, w
);
2797 if (r
>= 0 && q
< 0)
2798 r
= translate_bus_error_to_exit_status(q
, &error
);
2801 if (!arg_no_block
) {
2802 int q
, arg_count
= 0;
2803 const char* extra_args
[4] = {};
2805 if (arg_scope
!= UNIT_FILE_SYSTEM
)
2806 extra_args
[arg_count
++] = "--user";
2808 assert(IN_SET(arg_transport
, BUS_TRANSPORT_LOCAL
, BUS_TRANSPORT_REMOTE
, BUS_TRANSPORT_MACHINE
));
2809 if (arg_transport
== BUS_TRANSPORT_REMOTE
) {
2810 extra_args
[arg_count
++] = "-H";
2811 extra_args
[arg_count
++] = arg_host
;
2812 } else if (arg_transport
== BUS_TRANSPORT_MACHINE
) {
2813 extra_args
[arg_count
++] = "-M";
2814 extra_args
[arg_count
++] = arg_host
;
2817 q
= bus_wait_for_jobs(w
, arg_quiet
, extra_args
);
2821 /* When stopping units, warn if they can still be triggered by
2822 * another active unit (socket, path, timer) */
2823 if (!arg_quiet
&& streq(method
, "StopUnit"))
2824 STRV_FOREACH(name
, names
)
2825 check_triggering_units(bus
, *name
);
2831 static int logind_set_wall_message(void) {
2833 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2835 _cleanup_free_
char *m
= NULL
;
2838 r
= acquire_bus(BUS_FULL
, &bus
);
2842 m
= strv_join(arg_wall
, " ");
2846 r
= sd_bus_call_method(
2848 "org.freedesktop.login1",
2849 "/org/freedesktop/login1",
2850 "org.freedesktop.login1.Manager",
2859 return log_warning_errno(r
, "Failed to set wall message, ignoring: %s", bus_error_message(&error
, r
));
2865 /* Ask systemd-logind, which might grant access to unprivileged users
2866 * through PolicyKit */
2867 static int logind_reboot(enum action a
) {
2869 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2870 const char *method
, *description
;
2874 polkit_agent_open_if_enabled();
2875 (void) logind_set_wall_message();
2877 r
= acquire_bus(BUS_FULL
, &bus
);
2885 description
= "reboot system";
2888 case ACTION_POWEROFF
:
2889 method
= "PowerOff";
2890 description
= "power off system";
2893 case ACTION_SUSPEND
:
2895 description
= "suspend system";
2898 case ACTION_HIBERNATE
:
2899 method
= "Hibernate";
2900 description
= "hibernate system";
2903 case ACTION_HYBRID_SLEEP
:
2904 method
= "HybridSleep";
2905 description
= "put system into hybrid sleep";
2912 r
= sd_bus_call_method(
2914 "org.freedesktop.login1",
2915 "/org/freedesktop/login1",
2916 "org.freedesktop.login1.Manager",
2920 "b", arg_ask_password
);
2922 return log_error_errno(r
, "Failed to %s via logind: %s", description
, bus_error_message(&error
, r
));
2930 static int logind_check_inhibitors(enum action a
) {
2932 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2933 _cleanup_strv_free_
char **sessions
= NULL
;
2934 const char *what
, *who
, *why
, *mode
;
2941 if (arg_ignore_inhibitors
|| arg_force
> 0)
2953 r
= acquire_bus(BUS_FULL
, &bus
);
2957 r
= sd_bus_call_method(
2959 "org.freedesktop.login1",
2960 "/org/freedesktop/login1",
2961 "org.freedesktop.login1.Manager",
2967 /* If logind is not around, then there are no inhibitors... */
2970 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ssssuu)");
2972 return bus_log_parse_error(r
);
2974 while ((r
= sd_bus_message_read(reply
, "(ssssuu)", &what
, &who
, &why
, &mode
, &uid
, &pid
)) > 0) {
2975 _cleanup_free_
char *comm
= NULL
, *user
= NULL
;
2976 _cleanup_strv_free_
char **sv
= NULL
;
2978 if (!streq(mode
, "block"))
2981 sv
= strv_split(what
, ":");
2985 if ((pid_t
) pid
< 0)
2986 return log_error_errno(ERANGE
, "Bad PID %"PRIu32
": %m", pid
);
2988 if (!strv_contains(sv
,
2993 ACTION_KEXEC
) ? "shutdown" : "sleep"))
2996 get_process_comm(pid
, &comm
);
2997 user
= uid_to_name(uid
);
2999 log_warning("Operation inhibited by \"%s\" (PID "PID_FMT
" \"%s\", user %s), reason is \"%s\".",
3000 who
, (pid_t
) pid
, strna(comm
), strna(user
), why
);
3005 return bus_log_parse_error(r
);
3007 r
= sd_bus_message_exit_container(reply
);
3009 return bus_log_parse_error(r
);
3011 /* Check for current sessions */
3012 sd_get_sessions(&sessions
);
3013 STRV_FOREACH(s
, sessions
) {
3014 _cleanup_free_
char *type
= NULL
, *tty
= NULL
, *seat
= NULL
, *user
= NULL
, *service
= NULL
, *class = NULL
;
3016 if (sd_session_get_uid(*s
, &uid
) < 0 || uid
== getuid())
3019 if (sd_session_get_class(*s
, &class) < 0 || !streq(class, "user"))
3022 if (sd_session_get_type(*s
, &type
) < 0 || (!streq(type
, "x11") && !streq(type
, "tty")))
3025 sd_session_get_tty(*s
, &tty
);
3026 sd_session_get_seat(*s
, &seat
);
3027 sd_session_get_service(*s
, &service
);
3028 user
= uid_to_name(uid
);
3030 log_warning("User %s is logged in on %s.", strna(user
), isempty(tty
) ? (isempty(seat
) ? strna(service
) : seat
) : tty
);
3037 log_error("Please retry operation after closing inhibitors and logging out other users.\nAlternatively, ignore inhibitors and users with 'systemctl %s -i'.",
3038 action_table
[a
].verb
);
3046 static int logind_prepare_firmware_setup(void) {
3048 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3052 r
= acquire_bus(BUS_FULL
, &bus
);
3056 r
= sd_bus_call_method(
3058 "org.freedesktop.login1",
3059 "/org/freedesktop/login1",
3060 "org.freedesktop.login1.Manager",
3061 "SetRebootToFirmwareSetup",
3066 return log_error_errno(r
, "Cannot indicate to EFI to boot into setup mode: %s", bus_error_message(&error
, r
));
3070 log_error("Cannot remotely indicate to EFI to boot into setup mode.");
3075 static int prepare_firmware_setup(void) {
3078 if (!arg_firmware_setup
)
3081 if (arg_transport
== BUS_TRANSPORT_LOCAL
) {
3083 r
= efi_set_reboot_to_firmware(true);
3085 log_debug_errno(r
, "Cannot indicate to EFI to boot into setup mode, will retry via logind: %m");
3090 return logind_prepare_firmware_setup();
3093 static int set_exit_code(uint8_t code
) {
3094 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3098 r
= acquire_bus(BUS_MANAGER
, &bus
);
3102 r
= sd_bus_call_method(
3104 "org.freedesktop.systemd1",
3105 "/org/freedesktop/systemd1",
3106 "org.freedesktop.systemd1.Manager",
3112 return log_error_errno(r
, "Failed to execute operation: %s", bus_error_message(&error
, r
));
3117 static int start_special(int argc
, char *argv
[], void *userdata
) {
3123 a
= verb_to_action(argv
[0]);
3125 r
= logind_check_inhibitors(a
);
3129 if (arg_force
>= 2 && geteuid() != 0) {
3130 log_error("Must be root.");
3134 r
= prepare_firmware_setup();
3138 if (a
== ACTION_REBOOT
&& argc
> 1) {
3139 r
= update_reboot_parameter_and_warn(argv
[1]);
3143 } else if (a
== ACTION_EXIT
&& argc
> 1) {
3146 /* If the exit code is not given on the command line,
3147 * don't reset it to zero: just keep it as it might
3148 * have been set previously. */
3150 r
= safe_atou8(argv
[1], &code
);
3152 return log_error_errno(r
, "Invalid exit code.");
3154 r
= set_exit_code(code
);
3159 if (arg_force
>= 2 &&
3166 if (arg_force
>= 1 &&
3173 return daemon_reload(argc
, argv
, userdata
);
3175 /* First try logind, to allow authentication with polkit */
3181 ACTION_HYBRID_SLEEP
)) {
3182 r
= logind_reboot(a
);
3185 if (IN_SET(r
, -EOPNOTSUPP
, -EINPROGRESS
))
3186 /* requested operation is not supported or already in progress */
3189 /* On all other errors, try low-level operation */
3192 return start_unit(argc
, argv
, userdata
);
3195 static int check_unit_generic(int code
, const UnitActiveState good_states
[], int nb_states
, char **args
) {
3196 _cleanup_strv_free_
char **names
= NULL
;
3197 UnitActiveState active_state
;
3203 r
= acquire_bus(BUS_MANAGER
, &bus
);
3207 r
= expand_names(bus
, args
, NULL
, &names
);
3209 return log_error_errno(r
, "Failed to expand names: %m");
3211 STRV_FOREACH(name
, names
) {
3212 r
= get_state_one_unit(bus
, *name
, &active_state
);
3217 puts(unit_active_state_to_string(active_state
));
3219 for (i
= 0; i
< nb_states
; ++i
)
3220 if (good_states
[i
] == active_state
)
3224 /* use the given return code for the case that we won't find
3225 * any unit which matches the list */
3226 return found
? 0 : code
;
3229 static int check_unit_active(int argc
, char *argv
[], void *userdata
) {
3230 const UnitActiveState states
[] = { UNIT_ACTIVE
, UNIT_RELOADING
};
3231 /* According to LSB: 3, "program is not running" */
3232 return check_unit_generic(3, states
, ELEMENTSOF(states
), strv_skip(argv
, 1));
3235 static int check_unit_failed(int argc
, char *argv
[], void *userdata
) {
3236 const UnitActiveState states
[] = { UNIT_FAILED
};
3237 return check_unit_generic(1, states
, ELEMENTSOF(states
), strv_skip(argv
, 1));
3240 static int kill_unit(int argc
, char *argv
[], void *userdata
) {
3241 _cleanup_strv_free_
char **names
= NULL
;
3242 char *kill_who
= NULL
, **name
;
3246 polkit_agent_open_if_enabled();
3248 r
= acquire_bus(BUS_MANAGER
, &bus
);
3253 arg_kill_who
= "all";
3255 /* --fail was specified */
3256 if (streq(arg_job_mode
, "fail"))
3257 kill_who
= strjoina(arg_kill_who
, "-fail", NULL
);
3259 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
3261 return log_error_errno(r
, "Failed to expand names: %m");
3263 STRV_FOREACH(name
, names
) {
3264 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3266 q
= sd_bus_call_method(
3268 "org.freedesktop.systemd1",
3269 "/org/freedesktop/systemd1",
3270 "org.freedesktop.systemd1.Manager",
3274 "ssi", *names
, kill_who
? kill_who
: arg_kill_who
, arg_signal
);
3276 log_error_errno(q
, "Failed to kill unit %s: %s", *names
, bus_error_message(&error
, q
));
3285 typedef struct ExecStatusInfo
{
3293 usec_t start_timestamp
;
3294 usec_t exit_timestamp
;
3299 LIST_FIELDS(struct ExecStatusInfo
, exec
);
3302 static void exec_status_info_free(ExecStatusInfo
*i
) {
3311 static int exec_status_info_deserialize(sd_bus_message
*m
, ExecStatusInfo
*i
) {
3312 uint64_t start_timestamp
, exit_timestamp
, start_timestamp_monotonic
, exit_timestamp_monotonic
;
3315 int32_t code
, status
;
3321 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_STRUCT
, "sasbttttuii");
3323 return bus_log_parse_error(r
);
3327 r
= sd_bus_message_read(m
, "s", &path
);
3329 return bus_log_parse_error(r
);
3331 i
->path
= strdup(path
);
3335 r
= sd_bus_message_read_strv(m
, &i
->argv
);
3337 return bus_log_parse_error(r
);
3339 r
= sd_bus_message_read(m
,
3342 &start_timestamp
, &start_timestamp_monotonic
,
3343 &exit_timestamp
, &exit_timestamp_monotonic
,
3347 return bus_log_parse_error(r
);
3350 i
->start_timestamp
= (usec_t
) start_timestamp
;
3351 i
->exit_timestamp
= (usec_t
) exit_timestamp
;
3352 i
->pid
= (pid_t
) pid
;
3356 r
= sd_bus_message_exit_container(m
);
3358 return bus_log_parse_error(r
);
3363 typedef struct UnitStatusInfo
{
3365 const char *load_state
;
3366 const char *active_state
;
3367 const char *sub_state
;
3368 const char *unit_file_state
;
3369 const char *unit_file_preset
;
3371 const char *description
;
3372 const char *following
;
3374 char **documentation
;
3376 const char *fragment_path
;
3377 const char *source_path
;
3378 const char *control_group
;
3380 char **dropin_paths
;
3382 const char *load_error
;
3385 usec_t inactive_exit_timestamp
;
3386 usec_t inactive_exit_timestamp_monotonic
;
3387 usec_t active_enter_timestamp
;
3388 usec_t active_exit_timestamp
;
3389 usec_t inactive_enter_timestamp
;
3391 bool need_daemon_reload
;
3397 const char *status_text
;
3398 const char *pid_file
;
3402 usec_t start_timestamp
;
3403 usec_t exit_timestamp
;
3405 int exit_code
, exit_status
;
3407 usec_t condition_timestamp
;
3408 bool condition_result
;
3409 bool failed_condition_trigger
;
3410 bool failed_condition_negate
;
3411 const char *failed_condition
;
3412 const char *failed_condition_parameter
;
3414 usec_t assert_timestamp
;
3416 bool failed_assert_trigger
;
3417 bool failed_assert_negate
;
3418 const char *failed_assert
;
3419 const char *failed_assert_parameter
;
3422 unsigned n_accepted
;
3423 unsigned n_connections
;
3426 /* Pairs of type, path */
3430 const char *sysfs_path
;
3432 /* Mount, Automount */
3439 uint64_t memory_current
;
3440 uint64_t memory_limit
;
3441 uint64_t cpu_usage_nsec
;
3442 uint64_t tasks_current
;
3445 LIST_HEAD(ExecStatusInfo
, exec
);
3448 static void print_status_info(
3453 const char *active_on
, *active_off
, *on
, *off
, *ss
;
3455 char since1
[FORMAT_TIMESTAMP_RELATIVE_MAX
], *s1
;
3456 char since2
[FORMAT_TIMESTAMP_MAX
], *s2
;
3462 /* This shows pretty information about a unit. See
3463 * print_property() for a low-level property printer */
3465 if (streq_ptr(i
->active_state
, "failed")) {
3466 active_on
= ansi_highlight_red();
3467 active_off
= ansi_normal();
3468 } else if (streq_ptr(i
->active_state
, "active") || streq_ptr(i
->active_state
, "reloading")) {
3469 active_on
= ansi_highlight_green();
3470 active_off
= ansi_normal();
3472 active_on
= active_off
= "";
3474 printf("%s%s%s %s", active_on
, draw_special_char(DRAW_BLACK_CIRCLE
), active_off
, strna(i
->id
));
3476 if (i
->description
&& !streq_ptr(i
->id
, i
->description
))
3477 printf(" - %s", i
->description
);
3482 printf(" Follow: unit currently follows state of %s\n", i
->following
);
3484 if (streq_ptr(i
->load_state
, "error")) {
3485 on
= ansi_highlight_red();
3486 off
= ansi_normal();
3490 path
= i
->source_path
? i
->source_path
: i
->fragment_path
;
3492 if (i
->load_error
!= 0)
3493 printf(" Loaded: %s%s%s (Reason: %s)\n",
3494 on
, strna(i
->load_state
), off
, i
->load_error
);
3495 else if (path
&& !isempty(i
->unit_file_state
) && !isempty(i
->unit_file_preset
))
3496 printf(" Loaded: %s%s%s (%s; %s; vendor preset: %s)\n",
3497 on
, strna(i
->load_state
), off
, path
, i
->unit_file_state
, i
->unit_file_preset
);
3498 else if (path
&& !isempty(i
->unit_file_state
))
3499 printf(" Loaded: %s%s%s (%s; %s)\n",
3500 on
, strna(i
->load_state
), off
, path
, i
->unit_file_state
);
3502 printf(" Loaded: %s%s%s (%s)\n",
3503 on
, strna(i
->load_state
), off
, path
);
3505 printf(" Loaded: %s%s%s\n",
3506 on
, strna(i
->load_state
), off
);
3509 printf("Transient: yes\n");
3511 if (!strv_isempty(i
->dropin_paths
)) {
3512 _cleanup_free_
char *dir
= NULL
;
3516 STRV_FOREACH(dropin
, i
->dropin_paths
) {
3517 if (! dir
|| last
) {
3518 printf(dir
? " " : " Drop-In: ");
3522 dir
= dirname_malloc(*dropin
);
3528 printf("%s\n %s", dir
,
3529 draw_special_char(DRAW_TREE_RIGHT
));
3532 last
= ! (*(dropin
+ 1) && startswith(*(dropin
+ 1), dir
));
3534 printf("%s%s", basename(*dropin
), last
? "\n" : ", ");
3538 ss
= streq_ptr(i
->active_state
, i
->sub_state
) ? NULL
: i
->sub_state
;
3540 printf(" Active: %s%s (%s)%s",
3541 active_on
, strna(i
->active_state
), ss
, active_off
);
3543 printf(" Active: %s%s%s",
3544 active_on
, strna(i
->active_state
), active_off
);
3546 if (!isempty(i
->result
) && !streq(i
->result
, "success"))
3547 printf(" (Result: %s)", i
->result
);
3549 timestamp
= (streq_ptr(i
->active_state
, "active") ||
3550 streq_ptr(i
->active_state
, "reloading")) ? i
->active_enter_timestamp
:
3551 (streq_ptr(i
->active_state
, "inactive") ||
3552 streq_ptr(i
->active_state
, "failed")) ? i
->inactive_enter_timestamp
:
3553 streq_ptr(i
->active_state
, "activating") ? i
->inactive_exit_timestamp
:
3554 i
->active_exit_timestamp
;
3556 s1
= format_timestamp_relative(since1
, sizeof(since1
), timestamp
);
3557 s2
= format_timestamp(since2
, sizeof(since2
), timestamp
);
3560 printf(" since %s; %s\n", s2
, s1
);
3562 printf(" since %s\n", s2
);
3566 if (!i
->condition_result
&& i
->condition_timestamp
> 0) {
3567 s1
= format_timestamp_relative(since1
, sizeof(since1
), i
->condition_timestamp
);
3568 s2
= format_timestamp(since2
, sizeof(since2
), i
->condition_timestamp
);
3570 printf("Condition: start %scondition failed%s at %s%s%s\n",
3571 ansi_highlight_yellow(), ansi_normal(),
3572 s2
, s1
? "; " : "", strempty(s1
));
3573 if (i
->failed_condition_trigger
)
3574 printf(" none of the trigger conditions were met\n");
3575 else if (i
->failed_condition
)
3576 printf(" %s=%s%s was not met\n",
3577 i
->failed_condition
,
3578 i
->failed_condition_negate
? "!" : "",
3579 i
->failed_condition_parameter
);
3582 if (!i
->assert_result
&& i
->assert_timestamp
> 0) {
3583 s1
= format_timestamp_relative(since1
, sizeof(since1
), i
->assert_timestamp
);
3584 s2
= format_timestamp(since2
, sizeof(since2
), i
->assert_timestamp
);
3586 printf(" Assert: start %sassertion failed%s at %s%s%s\n",
3587 ansi_highlight_red(), ansi_normal(),
3588 s2
, s1
? "; " : "", strempty(s1
));
3589 if (i
->failed_assert_trigger
)
3590 printf(" none of the trigger assertions were met\n");
3591 else if (i
->failed_assert
)
3592 printf(" %s=%s%s was not met\n",
3594 i
->failed_assert_negate
? "!" : "",
3595 i
->failed_assert_parameter
);
3599 printf(" Device: %s\n", i
->sysfs_path
);
3601 printf(" Where: %s\n", i
->where
);
3603 printf(" What: %s\n", i
->what
);
3605 STRV_FOREACH(t
, i
->documentation
)
3606 printf(" %*s %s\n", 9, t
== i
->documentation
? "Docs:" : "", *t
);
3608 STRV_FOREACH_PAIR(t
, t2
, i
->listen
)
3609 printf(" %*s %s (%s)\n", 9, t
== i
->listen
? "Listen:" : "", *t2
, *t
);
3612 printf(" Accepted: %u; Connected: %u\n", i
->n_accepted
, i
->n_connections
);
3614 LIST_FOREACH(exec
, p
, i
->exec
) {
3615 _cleanup_free_
char *argv
= NULL
;
3618 /* Only show exited processes here */
3622 argv
= strv_join(p
->argv
, " ");
3623 printf(" Process: "PID_FMT
" %s=%s ", p
->pid
, p
->name
, strna(argv
));
3625 good
= is_clean_exit_lsb(p
->code
, p
->status
, NULL
);
3627 on
= ansi_highlight_red();
3628 off
= ansi_normal();
3632 printf("%s(code=%s, ", on
, sigchld_code_to_string(p
->code
));
3634 if (p
->code
== CLD_EXITED
) {
3637 printf("status=%i", p
->status
);
3639 c
= exit_status_to_string(p
->status
, EXIT_STATUS_SYSTEMD
);
3644 printf("signal=%s", signal_to_string(p
->status
));
3646 printf(")%s\n", off
);
3648 if (i
->main_pid
== p
->pid
&&
3649 i
->start_timestamp
== p
->start_timestamp
&&
3650 i
->exit_timestamp
== p
->start_timestamp
)
3651 /* Let's not show this twice */
3654 if (p
->pid
== i
->control_pid
)
3658 if (i
->main_pid
> 0 || i
->control_pid
> 0) {
3659 if (i
->main_pid
> 0) {
3660 printf(" Main PID: "PID_FMT
, i
->main_pid
);
3663 _cleanup_free_
char *comm
= NULL
;
3664 get_process_comm(i
->main_pid
, &comm
);
3666 printf(" (%s)", comm
);
3667 } else if (i
->exit_code
> 0) {
3668 printf(" (code=%s, ", sigchld_code_to_string(i
->exit_code
));
3670 if (i
->exit_code
== CLD_EXITED
) {
3673 printf("status=%i", i
->exit_status
);
3675 c
= exit_status_to_string(i
->exit_status
, EXIT_STATUS_SYSTEMD
);
3680 printf("signal=%s", signal_to_string(i
->exit_status
));
3684 if (i
->control_pid
> 0)
3688 if (i
->control_pid
> 0) {
3689 _cleanup_free_
char *c
= NULL
;
3691 printf(" %8s: "PID_FMT
, i
->main_pid
? "" : " Control", i
->control_pid
);
3693 get_process_comm(i
->control_pid
, &c
);
3702 printf(" Status: \"%s\"\n", i
->status_text
);
3703 if (i
->status_errno
> 0)
3704 printf(" Error: %i (%s)\n", i
->status_errno
, strerror(i
->status_errno
));
3706 if (i
->tasks_current
!= (uint64_t) -1) {
3707 printf(" Tasks: %" PRIu64
, i
->tasks_current
);
3709 if (i
->tasks_max
!= (uint64_t) -1)
3710 printf(" (limit: %" PRIi64
")\n", i
->tasks_max
);
3715 if (i
->memory_current
!= (uint64_t) -1) {
3716 char buf
[FORMAT_BYTES_MAX
];
3718 printf(" Memory: %s", format_bytes(buf
, sizeof(buf
), i
->memory_current
));
3720 if (i
->memory_limit
!= (uint64_t) -1)
3721 printf(" (limit: %s)\n", format_bytes(buf
, sizeof(buf
), i
->memory_limit
));
3726 if (i
->cpu_usage_nsec
!= (uint64_t) -1) {
3727 char buf
[FORMAT_TIMESPAN_MAX
];
3728 printf(" CPU: %s\n", format_timespan(buf
, sizeof(buf
), i
->cpu_usage_nsec
/ NSEC_PER_USEC
, USEC_PER_MSEC
));
3731 if (i
->control_group
&&
3732 (i
->main_pid
> 0 || i
->control_pid
> 0 ||
3733 (!IN_SET(arg_transport
, BUS_TRANSPORT_LOCAL
, BUS_TRANSPORT_MACHINE
) || cg_is_empty_recursive(SYSTEMD_CGROUP_CONTROLLER
, i
->control_group
) == 0))) {
3736 printf(" CGroup: %s\n", i
->control_group
);
3738 if (IN_SET(arg_transport
,
3739 BUS_TRANSPORT_LOCAL
,
3740 BUS_TRANSPORT_MACHINE
)) {
3743 static const char prefix
[] = " ";
3746 if (c
> sizeof(prefix
) - 1)
3747 c
-= sizeof(prefix
) - 1;
3751 if (i
->main_pid
> 0)
3752 extra
[k
++] = i
->main_pid
;
3754 if (i
->control_pid
> 0)
3755 extra
[k
++] = i
->control_pid
;
3757 show_cgroup_and_extra(SYSTEMD_CGROUP_CONTROLLER
, i
->control_group
, prefix
, c
, false, extra
, k
, get_output_flags());
3761 if (i
->id
&& arg_transport
== BUS_TRANSPORT_LOCAL
)
3762 show_journal_by_unit(
3767 i
->inactive_exit_timestamp_monotonic
,
3770 get_output_flags() | OUTPUT_BEGIN_NEWLINE
,
3771 SD_JOURNAL_LOCAL_ONLY
,
3772 arg_scope
== UNIT_FILE_SYSTEM
,
3775 if (i
->need_daemon_reload
)
3776 warn_unit_file_changed(i
->id
);
3779 static void show_unit_help(UnitStatusInfo
*i
) {
3784 if (!i
->documentation
) {
3785 log_info("Documentation for %s not known.", i
->id
);
3789 STRV_FOREACH(p
, i
->documentation
)
3790 if (startswith(*p
, "man:"))
3791 show_man_page(*p
+ 4, false);
3793 log_info("Can't show: %s", *p
);
3796 static int status_property(const char *name
, sd_bus_message
*m
, UnitStatusInfo
*i
, const char *contents
) {
3803 switch (contents
[0]) {
3805 case SD_BUS_TYPE_STRING
: {
3808 r
= sd_bus_message_read(m
, "s", &s
);
3810 return bus_log_parse_error(r
);
3813 if (streq(name
, "Id"))
3815 else if (streq(name
, "LoadState"))
3817 else if (streq(name
, "ActiveState"))
3818 i
->active_state
= s
;
3819 else if (streq(name
, "SubState"))
3821 else if (streq(name
, "Description"))
3823 else if (streq(name
, "FragmentPath"))
3824 i
->fragment_path
= s
;
3825 else if (streq(name
, "SourcePath"))
3828 else if (streq(name
, "DefaultControlGroup")) {
3830 e
= startswith(s
, SYSTEMD_CGROUP_CONTROLLER
":");
3832 i
->control_group
= e
;
3835 else if (streq(name
, "ControlGroup"))
3836 i
->control_group
= s
;
3837 else if (streq(name
, "StatusText"))
3839 else if (streq(name
, "PIDFile"))
3841 else if (streq(name
, "SysFSPath"))
3843 else if (streq(name
, "Where"))
3845 else if (streq(name
, "What"))
3847 else if (streq(name
, "Following"))
3849 else if (streq(name
, "UnitFileState"))
3850 i
->unit_file_state
= s
;
3851 else if (streq(name
, "UnitFilePreset"))
3852 i
->unit_file_preset
= s
;
3853 else if (streq(name
, "Result"))
3860 case SD_BUS_TYPE_BOOLEAN
: {
3863 r
= sd_bus_message_read(m
, "b", &b
);
3865 return bus_log_parse_error(r
);
3867 if (streq(name
, "Accept"))
3869 else if (streq(name
, "NeedDaemonReload"))
3870 i
->need_daemon_reload
= b
;
3871 else if (streq(name
, "ConditionResult"))
3872 i
->condition_result
= b
;
3873 else if (streq(name
, "AssertResult"))
3874 i
->assert_result
= b
;
3875 else if (streq(name
, "Transient"))
3881 case SD_BUS_TYPE_UINT32
: {
3884 r
= sd_bus_message_read(m
, "u", &u
);
3886 return bus_log_parse_error(r
);
3888 if (streq(name
, "MainPID")) {
3890 i
->main_pid
= (pid_t
) u
;
3893 } else if (streq(name
, "ControlPID"))
3894 i
->control_pid
= (pid_t
) u
;
3895 else if (streq(name
, "ExecMainPID")) {
3897 i
->main_pid
= (pid_t
) u
;
3898 } else if (streq(name
, "NAccepted"))
3900 else if (streq(name
, "NConnections"))
3901 i
->n_connections
= u
;
3906 case SD_BUS_TYPE_INT32
: {
3909 r
= sd_bus_message_read(m
, "i", &j
);
3911 return bus_log_parse_error(r
);
3913 if (streq(name
, "ExecMainCode"))
3914 i
->exit_code
= (int) j
;
3915 else if (streq(name
, "ExecMainStatus"))
3916 i
->exit_status
= (int) j
;
3917 else if (streq(name
, "StatusErrno"))
3918 i
->status_errno
= (int) j
;
3923 case SD_BUS_TYPE_UINT64
: {
3926 r
= sd_bus_message_read(m
, "t", &u
);
3928 return bus_log_parse_error(r
);
3930 if (streq(name
, "ExecMainStartTimestamp"))
3931 i
->start_timestamp
= (usec_t
) u
;
3932 else if (streq(name
, "ExecMainExitTimestamp"))
3933 i
->exit_timestamp
= (usec_t
) u
;
3934 else if (streq(name
, "ActiveEnterTimestamp"))
3935 i
->active_enter_timestamp
= (usec_t
) u
;
3936 else if (streq(name
, "InactiveEnterTimestamp"))
3937 i
->inactive_enter_timestamp
= (usec_t
) u
;
3938 else if (streq(name
, "InactiveExitTimestamp"))
3939 i
->inactive_exit_timestamp
= (usec_t
) u
;
3940 else if (streq(name
, "InactiveExitTimestampMonotonic"))
3941 i
->inactive_exit_timestamp_monotonic
= (usec_t
) u
;
3942 else if (streq(name
, "ActiveExitTimestamp"))
3943 i
->active_exit_timestamp
= (usec_t
) u
;
3944 else if (streq(name
, "ConditionTimestamp"))
3945 i
->condition_timestamp
= (usec_t
) u
;
3946 else if (streq(name
, "AssertTimestamp"))
3947 i
->assert_timestamp
= (usec_t
) u
;
3948 else if (streq(name
, "MemoryCurrent"))
3949 i
->memory_current
= u
;
3950 else if (streq(name
, "MemoryLimit"))
3951 i
->memory_limit
= u
;
3952 else if (streq(name
, "TasksCurrent"))
3953 i
->tasks_current
= u
;
3954 else if (streq(name
, "TasksMax"))
3956 else if (streq(name
, "CPUUsageNSec"))
3957 i
->cpu_usage_nsec
= u
;
3962 case SD_BUS_TYPE_ARRAY
:
3964 if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& startswith(name
, "Exec")) {
3965 _cleanup_free_ ExecStatusInfo
*info
= NULL
;
3967 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sasbttttuii)");
3969 return bus_log_parse_error(r
);
3971 info
= new0(ExecStatusInfo
, 1);
3975 while ((r
= exec_status_info_deserialize(m
, info
)) > 0) {
3977 info
->name
= strdup(name
);
3981 LIST_PREPEND(exec
, i
->exec
, info
);
3983 info
= new0(ExecStatusInfo
, 1);
3989 return bus_log_parse_error(r
);
3991 r
= sd_bus_message_exit_container(m
);
3993 return bus_log_parse_error(r
);
3997 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Listen")) {
3998 const char *type
, *path
;
4000 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4002 return bus_log_parse_error(r
);
4004 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0) {
4006 r
= strv_extend(&i
->listen
, type
);
4010 r
= strv_extend(&i
->listen
, path
);
4015 return bus_log_parse_error(r
);
4017 r
= sd_bus_message_exit_container(m
);
4019 return bus_log_parse_error(r
);
4023 } else if (contents
[1] == SD_BUS_TYPE_STRING
&& streq(name
, "DropInPaths")) {
4025 r
= sd_bus_message_read_strv(m
, &i
->dropin_paths
);
4027 return bus_log_parse_error(r
);
4029 } else if (contents
[1] == SD_BUS_TYPE_STRING
&& streq(name
, "Documentation")) {
4031 r
= sd_bus_message_read_strv(m
, &i
->documentation
);
4033 return bus_log_parse_error(r
);
4035 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Conditions")) {
4036 const char *cond
, *param
;
4037 int trigger
, negate
;
4040 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sbbsi)");
4042 return bus_log_parse_error(r
);
4044 while ((r
= sd_bus_message_read(m
, "(sbbsi)", &cond
, &trigger
, &negate
, ¶m
, &state
)) > 0) {
4045 log_debug("%s %d %d %s %d", cond
, trigger
, negate
, param
, state
);
4046 if (state
< 0 && (!trigger
|| !i
->failed_condition
)) {
4047 i
->failed_condition
= cond
;
4048 i
->failed_condition_trigger
= trigger
;
4049 i
->failed_condition_negate
= negate
;
4050 i
->failed_condition_parameter
= param
;
4054 return bus_log_parse_error(r
);
4056 r
= sd_bus_message_exit_container(m
);
4058 return bus_log_parse_error(r
);
4060 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Asserts")) {
4061 const char *cond
, *param
;
4062 int trigger
, negate
;
4065 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sbbsi)");
4067 return bus_log_parse_error(r
);
4069 while ((r
= sd_bus_message_read(m
, "(sbbsi)", &cond
, &trigger
, &negate
, ¶m
, &state
)) > 0) {
4070 log_debug("%s %d %d %s %d", cond
, trigger
, negate
, param
, state
);
4071 if (state
< 0 && (!trigger
|| !i
->failed_assert
)) {
4072 i
->failed_assert
= cond
;
4073 i
->failed_assert_trigger
= trigger
;
4074 i
->failed_assert_negate
= negate
;
4075 i
->failed_assert_parameter
= param
;
4079 return bus_log_parse_error(r
);
4081 r
= sd_bus_message_exit_container(m
);
4083 return bus_log_parse_error(r
);
4090 case SD_BUS_TYPE_STRUCT_BEGIN
:
4092 if (streq(name
, "LoadError")) {
4093 const char *n
, *message
;
4095 r
= sd_bus_message_read(m
, "(ss)", &n
, &message
);
4097 return bus_log_parse_error(r
);
4099 if (!isempty(message
))
4100 i
->load_error
= message
;
4113 r
= sd_bus_message_skip(m
, contents
);
4115 return bus_log_parse_error(r
);
4120 #define print_prop(name, fmt, ...) \
4123 printf(fmt "\n", __VA_ARGS__); \
4125 printf("%s=" fmt "\n", name, __VA_ARGS__); \
4128 static int print_property(const char *name
, sd_bus_message
*m
, const char *contents
) {
4134 /* This is a low-level property printer, see
4135 * print_status_info() for the nicer output */
4137 if (arg_properties
&& !strv_find(arg_properties
, name
)) {
4138 /* skip what we didn't read */
4139 r
= sd_bus_message_skip(m
, contents
);
4143 switch (contents
[0]) {
4145 case SD_BUS_TYPE_STRUCT_BEGIN
:
4147 if (contents
[1] == SD_BUS_TYPE_UINT32
&& streq(name
, "Job")) {
4150 r
= sd_bus_message_read(m
, "(uo)", &u
, NULL
);
4152 return bus_log_parse_error(r
);
4155 print_prop(name
, "%"PRIu32
, u
);
4157 print_prop(name
, "%s", "");
4161 } else if (contents
[1] == SD_BUS_TYPE_STRING
&& streq(name
, "Unit")) {
4164 r
= sd_bus_message_read(m
, "(so)", &s
, NULL
);
4166 return bus_log_parse_error(r
);
4168 if (arg_all
|| !isempty(s
))
4169 print_prop(name
, "%s", s
);
4173 } else if (contents
[1] == SD_BUS_TYPE_STRING
&& streq(name
, "LoadError")) {
4174 const char *a
= NULL
, *b
= NULL
;
4176 r
= sd_bus_message_read(m
, "(ss)", &a
, &b
);
4178 return bus_log_parse_error(r
);
4180 if (arg_all
|| !isempty(a
) || !isempty(b
))
4181 print_prop(name
, "%s \"%s\"", strempty(a
), strempty(b
));
4184 } else if (streq_ptr(name
, "SystemCallFilter")) {
4185 _cleanup_strv_free_
char **l
= NULL
;
4188 r
= sd_bus_message_enter_container(m
, 'r', "bas");
4190 return bus_log_parse_error(r
);
4192 r
= sd_bus_message_read(m
, "b", &whitelist
);
4194 return bus_log_parse_error(r
);
4196 r
= sd_bus_message_read_strv(m
, &l
);
4198 return bus_log_parse_error(r
);
4200 r
= sd_bus_message_exit_container(m
);
4202 return bus_log_parse_error(r
);
4204 if (arg_all
|| whitelist
|| !strv_isempty(l
)) {
4209 fputs(name
, stdout
);
4216 STRV_FOREACH(i
, l
) {
4224 fputc('\n', stdout
);
4232 case SD_BUS_TYPE_ARRAY
:
4234 if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "EnvironmentFiles")) {
4238 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sb)");
4240 return bus_log_parse_error(r
);
4242 while ((r
= sd_bus_message_read(m
, "(sb)", &path
, &ignore
)) > 0)
4243 print_prop("EnvironmentFile", "%s (ignore_errors=%s)\n", path
, yes_no(ignore
));
4246 return bus_log_parse_error(r
);
4248 r
= sd_bus_message_exit_container(m
);
4250 return bus_log_parse_error(r
);
4254 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Paths")) {
4255 const char *type
, *path
;
4257 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4259 return bus_log_parse_error(r
);
4261 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0)
4262 print_prop(type
, "%s", path
);
4264 return bus_log_parse_error(r
);
4266 r
= sd_bus_message_exit_container(m
);
4268 return bus_log_parse_error(r
);
4272 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Listen")) {
4273 const char *type
, *path
;
4275 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4277 return bus_log_parse_error(r
);
4279 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0)
4283 printf("Listen%s=%s\n", type
, path
);
4285 return bus_log_parse_error(r
);
4287 r
= sd_bus_message_exit_container(m
);
4289 return bus_log_parse_error(r
);
4293 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Timers")) {
4295 uint64_t value
, next_elapse
;
4297 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(stt)");
4299 return bus_log_parse_error(r
);
4301 while ((r
= sd_bus_message_read(m
, "(stt)", &base
, &value
, &next_elapse
)) > 0) {
4302 char timespan1
[FORMAT_TIMESPAN_MAX
], timespan2
[FORMAT_TIMESPAN_MAX
];
4304 print_prop(base
, "{ value=%s ; next_elapse=%s }",
4305 format_timespan(timespan1
, sizeof(timespan1
), value
, 0),
4306 format_timespan(timespan2
, sizeof(timespan2
), next_elapse
, 0));
4309 return bus_log_parse_error(r
);
4311 r
= sd_bus_message_exit_container(m
);
4313 return bus_log_parse_error(r
);
4317 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& startswith(name
, "Exec")) {
4318 ExecStatusInfo info
= {};
4320 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sasbttttuii)");
4322 return bus_log_parse_error(r
);
4324 while ((r
= exec_status_info_deserialize(m
, &info
)) > 0) {
4325 char timestamp1
[FORMAT_TIMESTAMP_MAX
], timestamp2
[FORMAT_TIMESTAMP_MAX
];
4326 _cleanup_free_
char *tt
;
4328 tt
= strv_join(info
.argv
, " ");
4331 "{ path=%s ; argv[]=%s ; ignore_errors=%s ; start_time=[%s] ; stop_time=[%s] ; pid="PID_FMT
" ; code=%s ; status=%i%s%s }",
4334 yes_no(info
.ignore
),
4335 strna(format_timestamp(timestamp1
, sizeof(timestamp1
), info
.start_timestamp
)),
4336 strna(format_timestamp(timestamp2
, sizeof(timestamp2
), info
.exit_timestamp
)),
4338 sigchld_code_to_string(info
.code
),
4340 info
.code
== CLD_EXITED
? "" : "/",
4341 strempty(info
.code
== CLD_EXITED
? NULL
: signal_to_string(info
.status
)));
4344 strv_free(info
.argv
);
4348 r
= sd_bus_message_exit_container(m
);
4350 return bus_log_parse_error(r
);
4354 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "DeviceAllow")) {
4355 const char *path
, *rwm
;
4357 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4359 return bus_log_parse_error(r
);
4361 while ((r
= sd_bus_message_read(m
, "(ss)", &path
, &rwm
)) > 0)
4362 print_prop(name
, "%s %s", strna(path
), strna(rwm
));
4364 return bus_log_parse_error(r
);
4366 r
= sd_bus_message_exit_container(m
);
4368 return bus_log_parse_error(r
);
4372 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "BlockIODeviceWeight")) {
4376 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
4378 return bus_log_parse_error(r
);
4380 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &weight
)) > 0)
4381 print_prop(name
, "%s %"PRIu64
, strna(path
), weight
);
4383 return bus_log_parse_error(r
);
4385 r
= sd_bus_message_exit_container(m
);
4387 return bus_log_parse_error(r
);
4391 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& (streq(name
, "BlockIOReadBandwidth") || streq(name
, "BlockIOWriteBandwidth"))) {
4395 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
4397 return bus_log_parse_error(r
);
4399 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &bandwidth
)) > 0)
4400 print_prop(name
, "%s %"PRIu64
, strna(path
), bandwidth
);
4402 return bus_log_parse_error(r
);
4404 r
= sd_bus_message_exit_container(m
);
4406 return bus_log_parse_error(r
);
4414 r
= bus_print_property(name
, m
, arg_value
, arg_all
);
4416 return bus_log_parse_error(r
);
4419 r
= sd_bus_message_skip(m
, contents
);
4421 return bus_log_parse_error(r
);
4424 printf("%s=[unprintable]\n", name
);
4430 static int show_one(
4434 bool show_properties
,
4438 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
4439 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
4440 UnitStatusInfo info
= {
4441 .memory_current
= (uint64_t) -1,
4442 .memory_limit
= (uint64_t) -1,
4443 .cpu_usage_nsec
= (uint64_t) -1,
4444 .tasks_current
= (uint64_t) -1,
4445 .tasks_max
= (uint64_t) -1,
4453 log_debug("Showing one %s", path
);
4455 r
= sd_bus_call_method(
4457 "org.freedesktop.systemd1",
4459 "org.freedesktop.DBus.Properties",
4465 return log_error_errno(r
, "Failed to get properties: %s", bus_error_message(&error
, r
));
4467 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "{sv}");
4469 return bus_log_parse_error(r
);
4476 while ((r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_DICT_ENTRY
, "sv")) > 0) {
4477 const char *name
, *contents
;
4479 r
= sd_bus_message_read(reply
, "s", &name
);
4481 return bus_log_parse_error(r
);
4483 r
= sd_bus_message_peek_type(reply
, NULL
, &contents
);
4485 return bus_log_parse_error(r
);
4487 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_VARIANT
, contents
);
4489 return bus_log_parse_error(r
);
4491 if (show_properties
)
4492 r
= print_property(name
, reply
, contents
);
4494 r
= status_property(name
, reply
, &info
, contents
);
4498 r
= sd_bus_message_exit_container(reply
);
4500 return bus_log_parse_error(r
);
4502 r
= sd_bus_message_exit_container(reply
);
4504 return bus_log_parse_error(r
);
4507 return bus_log_parse_error(r
);
4509 r
= sd_bus_message_exit_container(reply
);
4511 return bus_log_parse_error(r
);
4515 if (!show_properties
) {
4516 if (streq(verb
, "help"))
4517 show_unit_help(&info
);
4519 print_status_info(&info
, ellipsized
);
4522 strv_free(info
.documentation
);
4523 strv_free(info
.dropin_paths
);
4524 strv_free(info
.listen
);
4526 if (!streq_ptr(info
.active_state
, "active") &&
4527 !streq_ptr(info
.active_state
, "reloading") &&
4528 streq(verb
, "status")) {
4529 /* According to LSB: "program not running" */
4530 /* 0: program is running or service is OK
4531 * 1: program is dead and /run PID file exists
4532 * 2: program is dead and /run/lock lock file exists
4533 * 3: program is not running
4534 * 4: program or service status is unknown
4536 if (info
.pid_file
&& access(info
.pid_file
, F_OK
) == 0)
4542 while ((p
= info
.exec
)) {
4543 LIST_REMOVE(exec
, info
.exec
, p
);
4544 exec_status_info_free(p
);
4550 static int get_unit_dbus_path_by_pid(
4555 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
4556 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
4560 r
= sd_bus_call_method(
4562 "org.freedesktop.systemd1",
4563 "/org/freedesktop/systemd1",
4564 "org.freedesktop.systemd1.Manager",
4570 return log_error_errno(r
, "Failed to get unit for PID %"PRIu32
": %s", pid
, bus_error_message(&error
, r
));
4572 r
= sd_bus_message_read(reply
, "o", &u
);
4574 return bus_log_parse_error(r
);
4584 static int show_all(
4587 bool show_properties
,
4591 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
4592 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
4597 r
= get_unit_list(bus
, NULL
, NULL
, &unit_infos
, 0, &reply
);
4601 pager_open(arg_no_pager
, false);
4605 qsort_safe(unit_infos
, c
, sizeof(UnitInfo
), compare_unit_info
);
4607 for (u
= unit_infos
; u
< unit_infos
+ c
; u
++) {
4608 _cleanup_free_
char *p
= NULL
;
4610 p
= unit_dbus_path_from_name(u
->id
);
4614 r
= show_one(verb
, bus
, p
, show_properties
, new_line
, ellipsized
);
4617 else if (r
> 0 && ret
== 0)
4624 static int show_system_status(sd_bus
*bus
) {
4625 char since1
[FORMAT_TIMESTAMP_RELATIVE_MAX
], since2
[FORMAT_TIMESTAMP_MAX
];
4626 _cleanup_free_
char *hn
= NULL
;
4627 _cleanup_(machine_info_clear
) struct machine_info mi
= {};
4628 const char *on
, *off
;
4631 hn
= gethostname_malloc();
4635 r
= bus_map_all_properties(bus
, "org.freedesktop.systemd1", "/org/freedesktop/systemd1", machine_info_property_map
, &mi
);
4637 return log_error_errno(r
, "Failed to read server status: %m");
4639 if (streq_ptr(mi
.state
, "degraded")) {
4640 on
= ansi_highlight_red();
4641 off
= ansi_normal();
4642 } else if (!streq_ptr(mi
.state
, "running")) {
4643 on
= ansi_highlight_yellow();
4644 off
= ansi_normal();
4648 printf("%s%s%s %s\n", on
, draw_special_char(DRAW_BLACK_CIRCLE
), off
, arg_host
? arg_host
: hn
);
4650 printf(" State: %s%s%s\n",
4651 on
, strna(mi
.state
), off
);
4653 printf(" Jobs: %" PRIu32
" queued\n", mi
.n_jobs
);
4654 printf(" Failed: %" PRIu32
" units\n", mi
.n_failed_units
);
4656 printf(" Since: %s; %s\n",
4657 format_timestamp(since2
, sizeof(since2
), mi
.timestamp
),
4658 format_timestamp_relative(since1
, sizeof(since1
), mi
.timestamp
));
4660 printf(" CGroup: %s\n", mi
.control_group
?: "/");
4661 if (IN_SET(arg_transport
,
4662 BUS_TRANSPORT_LOCAL
,
4663 BUS_TRANSPORT_MACHINE
)) {
4664 static const char prefix
[] = " ";
4668 if (c
> sizeof(prefix
) - 1)
4669 c
-= sizeof(prefix
) - 1;
4673 show_cgroup(SYSTEMD_CGROUP_CONTROLLER
, strempty(mi
.control_group
), prefix
, c
, false, get_output_flags());
4679 static int show(int argc
, char *argv
[], void *userdata
) {
4680 bool show_properties
, show_status
, show_help
, new_line
= false;
4681 bool ellipsized
= false;
4687 show_properties
= streq(argv
[0], "show");
4688 show_status
= streq(argv
[0], "status");
4689 show_help
= streq(argv
[0], "help");
4691 if (show_help
&& argc
<= 1) {
4692 log_error("This command expects one or more unit names. Did you mean --help?");
4696 pager_open(arg_no_pager
, false);
4699 /* Increase max number of open files to 16K if we can, we
4700 * might needs this when browsing journal files, which might
4701 * be split up into many files. */
4702 setrlimit_closest(RLIMIT_NOFILE
, &RLIMIT_MAKE_CONST(16384));
4704 r
= acquire_bus(BUS_MANAGER
, &bus
);
4708 /* If no argument is specified inspect the manager itself */
4709 if (show_properties
&& argc
<= 1)
4710 return show_one(argv
[0], bus
, "/org/freedesktop/systemd1", show_properties
, &new_line
, &ellipsized
);
4712 if (show_status
&& argc
<= 1) {
4714 pager_open(arg_no_pager
, false);
4715 show_system_status(bus
);
4719 ret
= show_all(argv
[0], bus
, false, &new_line
, &ellipsized
);
4721 _cleanup_free_
char **patterns
= NULL
;
4724 STRV_FOREACH(name
, strv_skip(argv
, 1)) {
4725 _cleanup_free_
char *unit
= NULL
;
4728 if (safe_atou32(*name
, &id
) < 0) {
4729 if (strv_push(&patterns
, *name
) < 0)
4733 } else if (show_properties
) {
4734 /* Interpret as job id */
4735 if (asprintf(&unit
, "/org/freedesktop/systemd1/job/%u", id
) < 0)
4739 /* Interpret as PID */
4740 r
= get_unit_dbus_path_by_pid(bus
, id
, &unit
);
4747 r
= show_one(argv
[0], bus
, unit
, show_properties
, &new_line
, &ellipsized
);
4750 else if (r
> 0 && ret
== 0)
4754 if (!strv_isempty(patterns
)) {
4755 _cleanup_strv_free_
char **names
= NULL
;
4757 r
= expand_names(bus
, patterns
, NULL
, &names
);
4759 return log_error_errno(r
, "Failed to expand names: %m");
4761 STRV_FOREACH(name
, names
) {
4762 _cleanup_free_
char *unit
;
4764 unit
= unit_dbus_path_from_name(*name
);
4768 r
= show_one(argv
[0], bus
, unit
, show_properties
, &new_line
, &ellipsized
);
4771 else if (r
> 0 && ret
== 0)
4777 if (ellipsized
&& !arg_quiet
)
4778 printf("Hint: Some lines were ellipsized, use -l to show in full.\n");
4783 static int cat_file(const char *filename
, bool newline
) {
4784 _cleanup_close_
int fd
;
4786 fd
= open(filename
, O_RDONLY
|O_CLOEXEC
|O_NOCTTY
);
4790 printf("%s%s# %s%s\n",
4791 newline
? "\n" : "",
4792 ansi_highlight_blue(),
4797 return copy_bytes(fd
, STDOUT_FILENO
, (uint64_t) -1, false);
4800 static int cat(int argc
, char *argv
[], void *userdata
) {
4801 _cleanup_lookup_paths_free_ LookupPaths lp
= {};
4802 _cleanup_strv_free_
char **names
= NULL
;
4808 if (arg_transport
!= BUS_TRANSPORT_LOCAL
) {
4809 log_error("Cannot remotely cat units.");
4813 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
4815 return log_error_errno(r
, "Failed to determine unit paths: %m");
4817 r
= acquire_bus(BUS_MANAGER
, &bus
);
4821 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
4823 return log_error_errno(r
, "Failed to expand names: %m");
4825 pager_open(arg_no_pager
, false);
4827 STRV_FOREACH(name
, names
) {
4828 _cleanup_free_
char *fragment_path
= NULL
;
4829 _cleanup_strv_free_
char **dropin_paths
= NULL
;
4832 r
= unit_find_paths(bus
, *name
, &lp
, &fragment_path
, &dropin_paths
);
4843 if (fragment_path
) {
4844 r
= cat_file(fragment_path
, false);
4846 return log_warning_errno(r
, "Failed to cat %s: %m", fragment_path
);
4849 STRV_FOREACH(path
, dropin_paths
) {
4850 r
= cat_file(*path
, path
== dropin_paths
);
4852 return log_warning_errno(r
, "Failed to cat %s: %m", *path
);
4859 static int set_property(int argc
, char *argv
[], void *userdata
) {
4860 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
4861 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
4862 _cleanup_free_
char *n
= NULL
;
4867 polkit_agent_open_if_enabled();
4869 r
= acquire_bus(BUS_MANAGER
, &bus
);
4873 r
= sd_bus_message_new_method_call(
4876 "org.freedesktop.systemd1",
4877 "/org/freedesktop/systemd1",
4878 "org.freedesktop.systemd1.Manager",
4879 "SetUnitProperties");
4881 return bus_log_create_error(r
);
4883 r
= unit_name_mangle(argv
[1], UNIT_NAME_NOGLOB
, &n
);
4885 return log_error_errno(r
, "Failed to mangle unit name: %m");
4887 r
= sd_bus_message_append(m
, "sb", n
, arg_runtime
);
4889 return bus_log_create_error(r
);
4891 r
= sd_bus_message_open_container(m
, SD_BUS_TYPE_ARRAY
, "(sv)");
4893 return bus_log_create_error(r
);
4895 STRV_FOREACH(i
, strv_skip(argv
, 2)) {
4896 r
= bus_append_unit_property_assignment(m
, *i
);
4901 r
= sd_bus_message_close_container(m
);
4903 return bus_log_create_error(r
);
4905 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
4907 return log_error_errno(r
, "Failed to set unit properties on %s: %s", n
, bus_error_message(&error
, r
));
4912 static int daemon_reload(int argc
, char *argv
[], void *userdata
) {
4913 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
4918 polkit_agent_open_if_enabled();
4920 r
= acquire_bus(BUS_MANAGER
, &bus
);
4924 if (arg_action
== ACTION_RELOAD
)
4926 else if (arg_action
== ACTION_REEXEC
)
4927 method
= "Reexecute";
4929 assert(arg_action
== ACTION_SYSTEMCTL
);
4932 streq(argv
[0], "clear-jobs") ||
4933 streq(argv
[0], "cancel") ? "ClearJobs" :
4934 streq(argv
[0], "daemon-reexec") ? "Reexecute" :
4935 streq(argv
[0], "reset-failed") ? "ResetFailed" :
4936 streq(argv
[0], "halt") ? "Halt" :
4937 streq(argv
[0], "poweroff") ? "PowerOff" :
4938 streq(argv
[0], "reboot") ? "Reboot" :
4939 streq(argv
[0], "kexec") ? "KExec" :
4940 streq(argv
[0], "exit") ? "Exit" :
4941 /* "daemon-reload" */ "Reload";
4944 r
= sd_bus_call_method(
4946 "org.freedesktop.systemd1",
4947 "/org/freedesktop/systemd1",
4948 "org.freedesktop.systemd1.Manager",
4953 if (r
== -ENOENT
&& arg_action
!= ACTION_SYSTEMCTL
)
4954 /* There's always a fallback possible for
4955 * legacy actions. */
4957 else if ((r
== -ETIMEDOUT
|| r
== -ECONNRESET
) && streq(method
, "Reexecute"))
4958 /* On reexecution, we expect a disconnect, not a
4962 return log_error_errno(r
, "Failed to execute operation: %s", bus_error_message(&error
, r
));
4964 return r
< 0 ? r
: 0;
4967 static int reset_failed(int argc
, char *argv
[], void *userdata
) {
4968 _cleanup_strv_free_
char **names
= NULL
;
4974 return daemon_reload(argc
, argv
, userdata
);
4976 polkit_agent_open_if_enabled();
4978 r
= acquire_bus(BUS_MANAGER
, &bus
);
4982 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
4984 return log_error_errno(r
, "Failed to expand names: %m");
4986 STRV_FOREACH(name
, names
) {
4987 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
4989 q
= sd_bus_call_method(
4991 "org.freedesktop.systemd1",
4992 "/org/freedesktop/systemd1",
4993 "org.freedesktop.systemd1.Manager",
4999 log_error_errno(q
, "Failed to reset failed state of unit %s: %s", *name
, bus_error_message(&error
, q
));
5008 static int show_environment(int argc
, char *argv
[], void *userdata
) {
5009 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5010 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5015 pager_open(arg_no_pager
, false);
5017 r
= acquire_bus(BUS_MANAGER
, &bus
);
5021 r
= sd_bus_get_property(
5023 "org.freedesktop.systemd1",
5024 "/org/freedesktop/systemd1",
5025 "org.freedesktop.systemd1.Manager",
5031 return log_error_errno(r
, "Failed to get environment: %s", bus_error_message(&error
, r
));
5033 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "s");
5035 return bus_log_parse_error(r
);
5037 while ((r
= sd_bus_message_read_basic(reply
, SD_BUS_TYPE_STRING
, &text
)) > 0)
5040 return bus_log_parse_error(r
);
5042 r
= sd_bus_message_exit_container(reply
);
5044 return bus_log_parse_error(r
);
5049 static int switch_root(int argc
, char *argv
[], void *userdata
) {
5050 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5051 _cleanup_free_
char *cmdline_init
= NULL
;
5052 const char *root
, *init
;
5056 if (arg_transport
!= BUS_TRANSPORT_LOCAL
) {
5057 log_error("Cannot switch root remotely.");
5061 if (argc
< 2 || argc
> 3) {
5062 log_error("Wrong number of arguments.");
5071 r
= parse_env_file("/proc/cmdline", WHITESPACE
,
5072 "init", &cmdline_init
,
5075 log_debug_errno(r
, "Failed to parse /proc/cmdline: %m");
5077 init
= cmdline_init
;
5084 const char *root_systemd_path
= NULL
, *root_init_path
= NULL
;
5086 root_systemd_path
= strjoina(root
, "/" SYSTEMD_BINARY_PATH
);
5087 root_init_path
= strjoina(root
, "/", init
);
5089 /* If the passed init is actually the same as the
5090 * systemd binary, then let's suppress it. */
5091 if (files_same(root_init_path
, root_systemd_path
) > 0)
5095 r
= acquire_bus(BUS_MANAGER
, &bus
);
5099 log_debug("Switching root - root: %s; init: %s", root
, strna(init
));
5101 r
= sd_bus_call_method(
5103 "org.freedesktop.systemd1",
5104 "/org/freedesktop/systemd1",
5105 "org.freedesktop.systemd1.Manager",
5111 return log_error_errno(r
, "Failed to switch root: %s", bus_error_message(&error
, r
));
5116 static int set_environment(int argc
, char *argv
[], void *userdata
) {
5117 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5118 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5126 polkit_agent_open_if_enabled();
5128 r
= acquire_bus(BUS_MANAGER
, &bus
);
5132 method
= streq(argv
[0], "set-environment")
5134 : "UnsetEnvironment";
5136 r
= sd_bus_message_new_method_call(
5139 "org.freedesktop.systemd1",
5140 "/org/freedesktop/systemd1",
5141 "org.freedesktop.systemd1.Manager",
5144 return bus_log_create_error(r
);
5146 r
= sd_bus_message_append_strv(m
, strv_skip(argv
, 1));
5148 return bus_log_create_error(r
);
5150 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
5152 return log_error_errno(r
, "Failed to set environment: %s", bus_error_message(&error
, r
));
5157 static int import_environment(int argc
, char *argv
[], void *userdata
) {
5158 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5159 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5163 polkit_agent_open_if_enabled();
5165 r
= acquire_bus(BUS_MANAGER
, &bus
);
5169 r
= sd_bus_message_new_method_call(
5172 "org.freedesktop.systemd1",
5173 "/org/freedesktop/systemd1",
5174 "org.freedesktop.systemd1.Manager",
5177 return bus_log_create_error(r
);
5180 r
= sd_bus_message_append_strv(m
, environ
);
5184 r
= sd_bus_message_open_container(m
, 'a', "s");
5186 return bus_log_create_error(r
);
5188 STRV_FOREACH(a
, strv_skip(argv
, 1)) {
5190 if (!env_name_is_valid(*a
)) {
5191 log_error("Not a valid environment variable name: %s", *a
);
5195 STRV_FOREACH(b
, environ
) {
5198 eq
= startswith(*b
, *a
);
5199 if (eq
&& *eq
== '=') {
5201 r
= sd_bus_message_append(m
, "s", *b
);
5203 return bus_log_create_error(r
);
5210 r
= sd_bus_message_close_container(m
);
5213 return bus_log_create_error(r
);
5215 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
5217 return log_error_errno(r
, "Failed to import environment: %s", bus_error_message(&error
, r
));
5222 static int enable_sysv_units(const char *verb
, char **args
) {
5225 #if defined(HAVE_SYSV_COMPAT)
5226 _cleanup_lookup_paths_free_ LookupPaths paths
= {};
5229 /* Processes all SysV units, and reshuffles the array so that afterwards only the native units remain */
5231 if (arg_scope
!= UNIT_FILE_SYSTEM
)
5234 if (getenv_bool("SYSTEMCTL_SKIP_SYSV") > 0)
5237 if (!STR_IN_SET(verb
,
5243 r
= lookup_paths_init(&paths
, arg_scope
, LOOKUP_PATHS_EXCLUDE_GENERATED
, arg_root
);
5250 const char *argv
[] = {
5251 ROOTLIBEXECDIR
"/systemd-sysv-install",
5258 _cleanup_free_
char *p
= NULL
, *q
= NULL
, *l
= NULL
;
5259 bool found_native
= false, found_sysv
;
5268 if (!endswith(name
, ".service"))
5271 if (path_is_absolute(name
))
5274 j
= unit_file_exists(arg_scope
, &paths
, name
);
5275 if (j
< 0 && !IN_SET(j
, -ELOOP
, -ESHUTDOWN
, -EADDRNOTAVAIL
))
5276 return log_error_errno(j
, "Failed to lookup unit file state: %m");
5277 found_native
= j
!= 0;
5279 /* If we have both a native unit and a SysV script, enable/disable them both (below); for is-enabled,
5280 * prefer the native unit */
5281 if (found_native
&& streq(verb
, "is-enabled"))
5284 p
= path_join(arg_root
, SYSTEM_SYSVINIT_PATH
, name
);
5288 p
[strlen(p
) - strlen(".service")] = 0;
5289 found_sysv
= access(p
, F_OK
) >= 0;
5294 log_info("Synchronizing state of %s with SysV service script with %s.", name
, argv
[0]);
5296 log_info("%s is not a native service, redirecting to systemd-sysv-install.", name
);
5298 if (!isempty(arg_root
))
5299 argv
[c
++] = q
= strappend("--root=", arg_root
);
5302 argv
[c
++] = basename(p
);
5305 l
= strv_join((char**)argv
, " ");
5309 log_info("Executing: %s", l
);
5313 return log_error_errno(errno
, "Failed to fork: %m");
5314 else if (pid
== 0) {
5317 (void) reset_all_signal_handlers();
5318 (void) reset_signal_mask();
5320 execv(argv
[0], (char**) argv
);
5321 log_error_errno(errno
, "Failed to execute %s: %m", argv
[0]);
5322 _exit(EXIT_FAILURE
);
5325 j
= wait_for_terminate(pid
, &status
);
5327 log_error_errno(j
, "Failed to wait for child: %m");
5331 if (status
.si_code
== CLD_EXITED
) {
5332 if (streq(verb
, "is-enabled")) {
5333 if (status
.si_status
== 0) {
5342 } else if (status
.si_status
!= 0)
5343 return -EBADE
; /* We don't warn here, under the assumption the script already showed an explanation */
5345 log_error("Unexpected waitid() result.");
5352 /* Remove this entry, so that we don't try enabling it as native unit */
5355 assert(args
[f
] == name
);
5356 strv_remove(args
, name
);
5363 static int mangle_names(char **original_names
, char ***mangled_names
) {
5364 char **i
, **l
, **name
;
5367 l
= i
= new(char*, strv_length(original_names
) + 1);
5371 STRV_FOREACH(name
, original_names
) {
5373 /* When enabling units qualified path names are OK,
5374 * too, hence allow them explicitly. */
5376 if (is_path(*name
)) {
5383 r
= unit_name_mangle(*name
, UNIT_NAME_NOGLOB
, i
);
5386 return log_error_errno(r
, "Failed to mangle unit name: %m");
5399 static int enable_unit(int argc
, char *argv
[], void *userdata
) {
5400 _cleanup_strv_free_
char **names
= NULL
;
5401 const char *verb
= argv
[0];
5402 UnitFileChange
*changes
= NULL
;
5403 unsigned n_changes
= 0;
5404 int carries_install_info
= -1;
5410 r
= mangle_names(strv_skip(argv
, 1), &names
);
5414 r
= enable_sysv_units(verb
, names
);
5418 /* If the operation was fully executed by the SysV compat, let's finish early */
5419 if (strv_isempty(names
))
5422 if (install_client_side()) {
5423 if (streq(verb
, "enable")) {
5424 r
= unit_file_enable(arg_scope
, arg_runtime
, arg_root
, names
, arg_force
, &changes
, &n_changes
);
5425 carries_install_info
= r
;
5426 } else if (streq(verb
, "disable"))
5427 r
= unit_file_disable(arg_scope
, arg_runtime
, arg_root
, names
, &changes
, &n_changes
);
5428 else if (streq(verb
, "reenable")) {
5429 r
= unit_file_reenable(arg_scope
, arg_runtime
, arg_root
, names
, arg_force
, &changes
, &n_changes
);
5430 carries_install_info
= r
;
5431 } else if (streq(verb
, "link"))
5432 r
= unit_file_link(arg_scope
, arg_runtime
, arg_root
, names
, arg_force
, &changes
, &n_changes
);
5433 else if (streq(verb
, "preset")) {
5434 r
= unit_file_preset(arg_scope
, arg_runtime
, arg_root
, names
, arg_preset_mode
, arg_force
, &changes
, &n_changes
);
5435 carries_install_info
= r
;
5436 } else if (streq(verb
, "mask"))
5437 r
= unit_file_mask(arg_scope
, arg_runtime
, arg_root
, names
, arg_force
, &changes
, &n_changes
);
5438 else if (streq(verb
, "unmask"))
5439 r
= unit_file_unmask(arg_scope
, arg_runtime
, arg_root
, names
, &changes
, &n_changes
);
5440 else if (streq(verb
, "revert"))
5441 r
= unit_file_revert(arg_scope
, arg_root
, names
, &changes
, &n_changes
);
5443 assert_not_reached("Unknown verb");
5445 if (r
== -ESHUTDOWN
)
5446 return log_error_errno(r
, "Unit file is masked.");
5447 if (r
== -EADDRNOTAVAIL
)
5448 return log_error_errno(r
, "Unit file is transient or generated.");
5450 return log_error_errno(r
, "Refusing to operate on linked unit file.");
5452 return log_error_errno(r
, "Operation failed: %m");
5455 dump_unit_file_changes(changes
, n_changes
);
5459 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
, *m
= NULL
;
5460 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5461 int expect_carries_install_info
= false;
5462 bool send_runtime
= true, send_force
= true, send_preset_mode
= false;
5466 polkit_agent_open_if_enabled();
5468 r
= acquire_bus(BUS_MANAGER
, &bus
);
5472 if (streq(verb
, "enable")) {
5473 method
= "EnableUnitFiles";
5474 expect_carries_install_info
= true;
5475 } else if (streq(verb
, "disable")) {
5476 method
= "DisableUnitFiles";
5478 } else if (streq(verb
, "reenable")) {
5479 method
= "ReenableUnitFiles";
5480 expect_carries_install_info
= true;
5481 } else if (streq(verb
, "link"))
5482 method
= "LinkUnitFiles";
5483 else if (streq(verb
, "preset")) {
5485 if (arg_preset_mode
!= UNIT_FILE_PRESET_FULL
) {
5486 method
= "PresetUnitFilesWithMode";
5487 send_preset_mode
= true;
5489 method
= "PresetUnitFiles";
5491 expect_carries_install_info
= true;
5492 } else if (streq(verb
, "mask"))
5493 method
= "MaskUnitFiles";
5494 else if (streq(verb
, "unmask")) {
5495 method
= "UnmaskUnitFiles";
5497 } else if (streq(verb
, "revert")) {
5498 method
= "RevertUnitFiles";
5499 send_runtime
= send_force
= false;
5501 assert_not_reached("Unknown verb");
5503 r
= sd_bus_message_new_method_call(
5506 "org.freedesktop.systemd1",
5507 "/org/freedesktop/systemd1",
5508 "org.freedesktop.systemd1.Manager",
5511 return bus_log_create_error(r
);
5513 r
= sd_bus_message_append_strv(m
, names
);
5515 return bus_log_create_error(r
);
5517 if (send_preset_mode
) {
5518 r
= sd_bus_message_append(m
, "s", unit_file_preset_mode_to_string(arg_preset_mode
));
5520 return bus_log_create_error(r
);
5524 r
= sd_bus_message_append(m
, "b", arg_runtime
);
5526 return bus_log_create_error(r
);
5530 r
= sd_bus_message_append(m
, "b", arg_force
);
5532 return bus_log_create_error(r
);
5535 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
5537 return log_error_errno(r
, "Failed to execute operation: %s", bus_error_message(&error
, r
));
5539 if (expect_carries_install_info
) {
5540 r
= sd_bus_message_read(reply
, "b", &carries_install_info
);
5542 return bus_log_parse_error(r
);
5545 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
5549 /* Try to reload if enabled */
5551 r
= daemon_reload(argc
, argv
, userdata
);
5556 if (carries_install_info
== 0)
5557 log_warning("The unit files have no [Install] section. They are not meant to be enabled\n"
5558 "using systemctl.\n"
5559 "Possible reasons for having this kind of units are:\n"
5560 "1) A unit may be statically enabled by being symlinked from another unit's\n"
5561 " .wants/ or .requires/ directory.\n"
5562 "2) A unit's purpose may be to act as a helper for some other unit which has\n"
5563 " a requirement dependency on it.\n"
5564 "3) A unit may be started when needed via activation (socket, path, timer,\n"
5565 " D-Bus, udev, scripted systemctl call, ...).\n");
5567 if (arg_now
&& n_changes
> 0 && STR_IN_SET(argv
[0], "enable", "disable", "mask")) {
5568 char *new_args
[n_changes
+ 2];
5572 r
= acquire_bus(BUS_MANAGER
, &bus
);
5576 new_args
[0] = (char*) (streq(argv
[0], "enable") ? "start" : "stop");
5577 for (i
= 0; i
< n_changes
; i
++)
5578 new_args
[i
+ 1] = basename(changes
[i
].path
);
5579 new_args
[i
+ 1] = NULL
;
5581 r
= start_unit(strv_length(new_args
), new_args
, userdata
);
5585 unit_file_changes_free(changes
, n_changes
);
5590 static int add_dependency(int argc
, char *argv
[], void *userdata
) {
5591 _cleanup_strv_free_
char **names
= NULL
;
5592 _cleanup_free_
char *target
= NULL
;
5593 const char *verb
= argv
[0];
5600 r
= unit_name_mangle_with_suffix(argv
[1], UNIT_NAME_NOGLOB
, ".target", &target
);
5602 return log_error_errno(r
, "Failed to mangle unit name: %m");
5604 r
= mangle_names(strv_skip(argv
, 2), &names
);
5608 if (streq(verb
, "add-wants"))
5610 else if (streq(verb
, "add-requires"))
5611 dep
= UNIT_REQUIRES
;
5613 assert_not_reached("Unknown verb");
5615 if (install_client_side()) {
5616 UnitFileChange
*changes
= NULL
;
5617 unsigned n_changes
= 0;
5619 r
= unit_file_add_dependency(arg_scope
, arg_runtime
, arg_root
, names
, target
, dep
, arg_force
, &changes
, &n_changes
);
5620 if (r
== -ESHUTDOWN
)
5621 return log_error_errno(r
, "Unit file is masked.");
5622 if (r
== -EADDRNOTAVAIL
)
5623 return log_error_errno(r
, "Unit file is transient or generated.");
5625 return log_error_errno(r
, "Can't add dependency: %m");
5628 dump_unit_file_changes(changes
, n_changes
);
5630 unit_file_changes_free(changes
, n_changes
);
5633 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
, *m
= NULL
;
5634 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5637 polkit_agent_open_if_enabled();
5639 r
= acquire_bus(BUS_MANAGER
, &bus
);
5643 r
= sd_bus_message_new_method_call(
5646 "org.freedesktop.systemd1",
5647 "/org/freedesktop/systemd1",
5648 "org.freedesktop.systemd1.Manager",
5649 "AddDependencyUnitFiles");
5651 return bus_log_create_error(r
);
5653 r
= sd_bus_message_append_strv(m
, names
);
5655 return bus_log_create_error(r
);
5657 r
= sd_bus_message_append(m
, "ssbb", target
, unit_dependency_to_string(dep
), arg_runtime
, arg_force
);
5659 return bus_log_create_error(r
);
5661 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
5663 return log_error_errno(r
, "Failed to execute operation: %s", bus_error_message(&error
, r
));
5665 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, NULL
, NULL
);
5670 r
= daemon_reload(argc
, argv
, userdata
);
5678 static int preset_all(int argc
, char *argv
[], void *userdata
) {
5679 UnitFileChange
*changes
= NULL
;
5680 unsigned n_changes
= 0;
5683 if (install_client_side()) {
5685 r
= unit_file_preset_all(arg_scope
, arg_runtime
, arg_root
, arg_preset_mode
, arg_force
, &changes
, &n_changes
);
5687 log_error_errno(r
, "Operation failed: %m");
5692 dump_unit_file_changes(changes
, n_changes
);
5697 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5698 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5701 polkit_agent_open_if_enabled();
5703 r
= acquire_bus(BUS_MANAGER
, &bus
);
5707 r
= sd_bus_call_method(
5709 "org.freedesktop.systemd1",
5710 "/org/freedesktop/systemd1",
5711 "org.freedesktop.systemd1.Manager",
5712 "PresetAllUnitFiles",
5716 unit_file_preset_mode_to_string(arg_preset_mode
),
5720 return log_error_errno(r
, "Failed to execute operation: %s", bus_error_message(&error
, r
));
5722 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, NULL
, NULL
);
5727 r
= daemon_reload(argc
, argv
, userdata
);
5733 unit_file_changes_free(changes
, n_changes
);
5738 static int unit_is_enabled(int argc
, char *argv
[], void *userdata
) {
5740 _cleanup_strv_free_
char **names
= NULL
;
5745 r
= mangle_names(strv_skip(argv
, 1), &names
);
5749 r
= enable_sysv_units(argv
[0], names
);
5755 if (install_client_side()) {
5757 STRV_FOREACH(name
, names
) {
5758 UnitFileState state
;
5760 r
= unit_file_get_state(arg_scope
, arg_root
, *name
, &state
);
5762 return log_error_errno(state
, "Failed to get unit file state for %s: %m", *name
);
5766 UNIT_FILE_ENABLED_RUNTIME
,
5769 UNIT_FILE_GENERATED
))
5773 puts(unit_file_state_to_string(state
));
5777 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5780 r
= acquire_bus(BUS_MANAGER
, &bus
);
5784 STRV_FOREACH(name
, names
) {
5785 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5788 r
= sd_bus_call_method(
5790 "org.freedesktop.systemd1",
5791 "/org/freedesktop/systemd1",
5792 "org.freedesktop.systemd1.Manager",
5798 return log_error_errno(r
, "Failed to get unit file state for %s: %s", *name
, bus_error_message(&error
, r
));
5800 r
= sd_bus_message_read(reply
, "s", &s
);
5802 return bus_log_parse_error(r
);
5804 if (STR_IN_SET(s
, "enabled", "enabled-runtime", "static", "indirect", "generated"))
5812 return enabled
? EXIT_SUCCESS
: EXIT_FAILURE
;
5815 static int is_system_running(int argc
, char *argv
[], void *userdata
) {
5816 _cleanup_free_
char *state
= NULL
;
5820 if (running_in_chroot() > 0 || (arg_transport
== BUS_TRANSPORT_LOCAL
&& !sd_booted())) {
5823 return EXIT_FAILURE
;
5826 r
= acquire_bus(BUS_MANAGER
, &bus
);
5830 r
= sd_bus_get_property_string(
5832 "org.freedesktop.systemd1",
5833 "/org/freedesktop/systemd1",
5834 "org.freedesktop.systemd1.Manager",
5847 return streq(state
, "running") ? EXIT_SUCCESS
: EXIT_FAILURE
;
5850 static int create_edit_temp_file(const char *new_path
, const char *original_path
, char **ret_tmp_fn
) {
5851 _cleanup_free_
char *t
= NULL
;
5855 assert(original_path
);
5858 r
= tempfn_random(new_path
, NULL
, &t
);
5860 return log_error_errno(r
, "Failed to determine temporary filename for \"%s\": %m", new_path
);
5862 r
= mkdir_parents(new_path
, 0755);
5864 return log_error_errno(r
, "Failed to create directories for \"%s\": %m", new_path
);
5866 r
= copy_file(original_path
, t
, 0, 0644, 0);
5871 return log_error_errno(r
, "Failed to create temporary file \"%s\": %m", t
);
5874 return log_error_errno(r
, "Failed to copy \"%s\" to \"%s\": %m", original_path
, t
);
5882 static int get_file_to_edit(
5883 const LookupPaths
*paths
,
5887 _cleanup_free_
char *path
= NULL
, *run
= NULL
;
5892 path
= strjoin(paths
->persistent_config
, "/", name
, NULL
);
5897 run
= strjoin(paths
->runtime_config
, name
, NULL
);
5903 if (access(path
, F_OK
) >= 0) {
5904 log_error("Refusing to create \"%s\" because it would be overridden by \"%s\" anyway.", run
, path
);
5918 static int unit_file_create_dropin(
5919 const LookupPaths
*paths
,
5920 const char *unit_name
,
5921 char **ret_new_path
,
5922 char **ret_tmp_path
) {
5924 char *tmp_new_path
, *tmp_tmp_path
, *ending
;
5928 assert(ret_new_path
);
5929 assert(ret_tmp_path
);
5931 ending
= strjoina(unit_name
, ".d/override.conf");
5932 r
= get_file_to_edit(paths
, ending
, &tmp_new_path
);
5936 r
= create_edit_temp_file(tmp_new_path
, tmp_new_path
, &tmp_tmp_path
);
5942 *ret_new_path
= tmp_new_path
;
5943 *ret_tmp_path
= tmp_tmp_path
;
5948 static int unit_file_create_copy(
5949 const LookupPaths
*paths
,
5950 const char *unit_name
,
5951 const char *fragment_path
,
5952 char **ret_new_path
,
5953 char **ret_tmp_path
) {
5955 char *tmp_new_path
, *tmp_tmp_path
;
5958 assert(fragment_path
);
5960 assert(ret_new_path
);
5961 assert(ret_tmp_path
);
5963 r
= get_file_to_edit(paths
, unit_name
, &tmp_new_path
);
5967 if (!path_equal(fragment_path
, tmp_new_path
) && access(tmp_new_path
, F_OK
) == 0) {
5970 r
= ask_char(&response
, "yn", "\"%s\" already exists. Overwrite with \"%s\"? [(y)es, (n)o] ", tmp_new_path
, fragment_path
);
5975 if (response
!= 'y') {
5976 log_warning("%s ignored", unit_name
);
5982 r
= create_edit_temp_file(tmp_new_path
, fragment_path
, &tmp_tmp_path
);
5984 log_error_errno(r
, "Failed to create temporary file for \"%s\": %m", tmp_new_path
);
5989 *ret_new_path
= tmp_new_path
;
5990 *ret_tmp_path
= tmp_tmp_path
;
5995 static int run_editor(char **paths
) {
6003 return log_error_errno(errno
, "Failed to fork: %m");
6007 char *editor
, **editor_args
= NULL
;
6008 char **tmp_path
, **original_path
, *p
;
6009 unsigned n_editor_args
= 0, i
= 1;
6012 (void) reset_all_signal_handlers();
6013 (void) reset_signal_mask();
6015 argc
= strv_length(paths
)/2 + 1;
6017 /* SYSTEMD_EDITOR takes precedence over EDITOR which takes precedence over VISUAL
6018 * If neither SYSTEMD_EDITOR nor EDITOR nor VISUAL are present,
6019 * we try to execute well known editors
6021 editor
= getenv("SYSTEMD_EDITOR");
6023 editor
= getenv("EDITOR");
6025 editor
= getenv("VISUAL");
6027 if (!isempty(editor
)) {
6028 editor_args
= strv_split(editor
, WHITESPACE
);
6031 _exit(EXIT_FAILURE
);
6033 n_editor_args
= strv_length(editor_args
);
6034 argc
+= n_editor_args
- 1;
6036 args
= newa(const char*, argc
+ 1);
6038 if (n_editor_args
> 0) {
6039 args
[0] = editor_args
[0];
6040 for (; i
< n_editor_args
; i
++)
6041 args
[i
] = editor_args
[i
];
6044 STRV_FOREACH_PAIR(original_path
, tmp_path
, paths
) {
6045 args
[i
] = *tmp_path
;
6050 if (n_editor_args
> 0)
6051 execvp(args
[0], (char* const*) args
);
6053 FOREACH_STRING(p
, "editor", "nano", "vim", "vi") {
6055 execvp(p
, (char* const*) args
);
6056 /* We do not fail if the editor doesn't exist
6057 * because we want to try each one of them before
6060 if (errno
!= ENOENT
) {
6061 log_error_errno(errno
, "Failed to execute %s: %m", editor
);
6062 _exit(EXIT_FAILURE
);
6066 log_error("Cannot edit unit(s), no editor available. Please set either $SYSTEMD_EDITOR, $EDITOR or $VISUAL.");
6067 _exit(EXIT_FAILURE
);
6070 r
= wait_for_terminate_and_warn("editor", pid
, true);
6072 return log_error_errno(r
, "Failed to wait for child: %m");
6077 static int find_paths_to_edit(sd_bus
*bus
, char **names
, char ***paths
) {
6078 _cleanup_lookup_paths_free_ LookupPaths lp
= {};
6085 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
6089 STRV_FOREACH(name
, names
) {
6090 _cleanup_free_
char *path
= NULL
;
6091 char *new_path
, *tmp_path
;
6093 r
= unit_find_paths(bus
, *name
, &lp
, &path
, NULL
);
6099 // FIXME: support units with path==NULL (no FragmentPath)
6100 log_error("No fragment exists for %s.", *name
);
6105 r
= unit_file_create_copy(&lp
, *name
, path
, &new_path
, &tmp_path
);
6107 r
= unit_file_create_dropin(&lp
, *name
, &new_path
, &tmp_path
);
6111 r
= strv_push_pair(paths
, new_path
, tmp_path
);
6119 static int edit(int argc
, char *argv
[], void *userdata
) {
6120 _cleanup_strv_free_
char **names
= NULL
;
6121 _cleanup_strv_free_
char **paths
= NULL
;
6122 char **original
, **tmp
;
6127 log_error("Cannot edit units if not on a tty.");
6131 if (arg_transport
!= BUS_TRANSPORT_LOCAL
) {
6132 log_error("Cannot edit units remotely.");
6136 r
= acquire_bus(BUS_MANAGER
, &bus
);
6140 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
6142 return log_error_errno(r
, "Failed to expand names: %m");
6144 r
= find_paths_to_edit(bus
, names
, &paths
);
6148 if (strv_isempty(paths
))
6151 r
= run_editor(paths
);
6155 STRV_FOREACH_PAIR(original
, tmp
, paths
) {
6156 /* If the temporary file is empty we ignore it. It's
6157 * useful if the user wants to cancel its modification
6159 if (null_or_empty_path(*tmp
)) {
6160 log_warning("Editing \"%s\" canceled: temporary file is empty.", *original
);
6164 r
= rename(*tmp
, *original
);
6166 r
= log_error_errno(errno
, "Failed to rename \"%s\" to \"%s\": %m", *tmp
, *original
);
6173 if (!arg_no_reload
&& !install_client_side())
6174 r
= daemon_reload(argc
, argv
, userdata
);
6177 STRV_FOREACH_PAIR(original
, tmp
, paths
) {
6178 (void) unlink(*tmp
);
6180 /* Removing empty dropin dirs */
6182 _cleanup_free_
char *dir
;
6184 dir
= dirname_malloc(*original
);
6188 /* no need to check if the dir is empty, rmdir
6189 * does nothing if it is not the case.
6198 static void systemctl_help(void) {
6200 pager_open(arg_no_pager
, false);
6202 printf("%s [OPTIONS...] {COMMAND} ...\n\n"
6203 "Query or send control commands to the systemd manager.\n\n"
6204 " -h --help Show this help\n"
6205 " --version Show package version\n"
6206 " --system Connect to system manager\n"
6207 " --user Connect to user service manager\n"
6208 " -H --host=[USER@]HOST\n"
6209 " Operate on remote host\n"
6210 " -M --machine=CONTAINER\n"
6211 " Operate on local container\n"
6212 " -t --type=TYPE List units of a particular type\n"
6213 " --state=STATE List units with particular LOAD or SUB or ACTIVE state\n"
6214 " -p --property=NAME Show only properties by this name\n"
6215 " -a --all Show all loaded units/properties, including dead/empty\n"
6216 " ones. To list all units installed on the system, use\n"
6217 " the 'list-unit-files' command instead.\n"
6218 " -l --full Don't ellipsize unit names on output\n"
6219 " -r --recursive Show unit list of host and local containers\n"
6220 " --reverse Show reverse dependencies with 'list-dependencies'\n"
6221 " --job-mode=MODE Specify how to deal with already queued jobs, when\n"
6222 " queueing a new job\n"
6223 " --show-types When showing sockets, explicitly show their type\n"
6224 " --value When showing properties, only print the value\n"
6225 " -i --ignore-inhibitors\n"
6226 " When shutting down or sleeping, ignore inhibitors\n"
6227 " --kill-who=WHO Who to send signal to\n"
6228 " -s --signal=SIGNAL Which signal to send\n"
6229 " --now Start or stop unit in addition to enabling or disabling it\n"
6230 " -q --quiet Suppress output\n"
6231 " --no-block Do not wait until operation finished\n"
6232 " --no-wall Don't send wall message before halt/power-off/reboot\n"
6233 " --no-reload Don't reload daemon after en-/dis-abling unit files\n"
6234 " --no-legend Do not print a legend (column headers and hints)\n"
6235 " --no-pager Do not pipe output into a pager\n"
6236 " --no-ask-password\n"
6237 " Do not ask for system passwords\n"
6238 " --global Enable/disable unit files globally\n"
6239 " --runtime Enable unit files only temporarily until next reboot\n"
6240 " -f --force When enabling unit files, override existing symlinks\n"
6241 " When shutting down, execute action immediately\n"
6242 " --preset-mode= Apply only enable, only disable, or all presets\n"
6243 " --root=PATH Enable unit files in the specified root directory\n"
6244 " -n --lines=INTEGER Number of journal entries to show\n"
6245 " -o --output=STRING Change journal output mode (short, short-iso,\n"
6246 " short-precise, short-monotonic, verbose,\n"
6247 " export, json, json-pretty, json-sse, cat)\n"
6248 " --firmware-setup Tell the firmware to show the setup menu on next boot\n"
6249 " --plain Print unit dependencies as a list instead of a tree\n\n"
6251 " list-units [PATTERN...] List loaded units\n"
6252 " list-sockets [PATTERN...] List loaded sockets ordered by address\n"
6253 " list-timers [PATTERN...] List loaded timers ordered by next elapse\n"
6254 " start NAME... Start (activate) one or more units\n"
6255 " stop NAME... Stop (deactivate) one or more units\n"
6256 " reload NAME... Reload one or more units\n"
6257 " restart NAME... Start or restart one or more units\n"
6258 " try-restart NAME... Restart one or more units if active\n"
6259 " reload-or-restart NAME... Reload one or more units if possible,\n"
6260 " otherwise start or restart\n"
6261 " try-reload-or-restart NAME... If active, reload one or more units,\n"
6262 " if supported, otherwise restart\n"
6263 " isolate NAME Start one unit and stop all others\n"
6264 " kill NAME... Send signal to processes of a unit\n"
6265 " is-active PATTERN... Check whether units are active\n"
6266 " is-failed PATTERN... Check whether units are failed\n"
6267 " status [PATTERN...|PID...] Show runtime status of one or more units\n"
6268 " show [PATTERN...|JOB...] Show properties of one or more\n"
6269 " units/jobs or the manager\n"
6270 " cat PATTERN... Show files and drop-ins of one or more units\n"
6271 " set-property NAME ASSIGNMENT... Sets one or more properties of a unit\n"
6272 " help PATTERN...|PID... Show manual for one or more units\n"
6273 " reset-failed [PATTERN...] Reset failed state for all, one, or more\n"
6275 " list-dependencies [NAME] Recursively show units which are required\n"
6276 " or wanted by this unit or by which this\n"
6277 " unit is required or wanted\n\n"
6278 "Unit File Commands:\n"
6279 " list-unit-files [PATTERN...] List installed unit files\n"
6280 " enable NAME... Enable one or more unit files\n"
6281 " disable NAME... Disable one or more unit files\n"
6282 " reenable NAME... Reenable one or more unit files\n"
6283 " preset NAME... Enable/disable one or more unit files\n"
6284 " based on preset configuration\n"
6285 " preset-all Enable/disable all unit files based on\n"
6286 " preset configuration\n"
6287 " is-enabled NAME... Check whether unit files are enabled\n"
6288 " mask NAME... Mask one or more units\n"
6289 " unmask NAME... Unmask one or more units\n"
6290 " link PATH... Link one or more units files into\n"
6291 " the search path\n"
6292 " revert NAME... Revert one or more unit files to vendor\n"
6294 " add-wants TARGET NAME... Add 'Wants' dependency for the target\n"
6295 " on specified one or more units\n"
6296 " add-requires TARGET NAME... Add 'Requires' dependency for the target\n"
6297 " on specified one or more units\n"
6298 " edit NAME... Edit one or more unit files\n"
6299 " get-default Get the name of the default target\n"
6300 " set-default NAME Set the default target\n\n"
6301 "Machine Commands:\n"
6302 " list-machines [PATTERN...] List local containers and host\n\n"
6304 " list-jobs [PATTERN...] List jobs\n"
6305 " cancel [JOB...] Cancel all, one, or more jobs\n\n"
6306 "Environment Commands:\n"
6307 " show-environment Dump environment\n"
6308 " set-environment NAME=VALUE... Set one or more environment variables\n"
6309 " unset-environment NAME... Unset one or more environment variables\n"
6310 " import-environment [NAME...] Import all or some environment variables\n\n"
6311 "Manager Lifecycle Commands:\n"
6312 " daemon-reload Reload systemd manager configuration\n"
6313 " daemon-reexec Reexecute systemd manager\n\n"
6314 "System Commands:\n"
6315 " is-system-running Check whether system is fully running\n"
6316 " default Enter system default mode\n"
6317 " rescue Enter system rescue mode\n"
6318 " emergency Enter system emergency mode\n"
6319 " halt Shut down and halt the system\n"
6320 " poweroff Shut down and power-off the system\n"
6321 " reboot [ARG] Shut down and reboot the system\n"
6322 " kexec Shut down and reboot the system with kexec\n"
6323 " exit [EXIT_CODE] Request user instance or container exit\n"
6324 " switch-root ROOT [INIT] Change to a different root file system\n"
6325 " suspend Suspend the system\n"
6326 " hibernate Hibernate the system\n"
6327 " hybrid-sleep Hibernate and suspend the system\n",
6328 program_invocation_short_name
);
6331 static void halt_help(void) {
6332 printf("%s [OPTIONS...]%s\n\n"
6333 "%s the system.\n\n"
6334 " --help Show this help\n"
6335 " --halt Halt the machine\n"
6336 " -p --poweroff Switch off the machine\n"
6337 " --reboot Reboot the machine\n"
6338 " -f --force Force immediate halt/power-off/reboot\n"
6339 " -w --wtmp-only Don't halt/power-off/reboot, just write wtmp record\n"
6340 " -d --no-wtmp Don't write wtmp record\n"
6341 " --no-wall Don't send wall message before halt/power-off/reboot\n",
6342 program_invocation_short_name
,
6343 arg_action
== ACTION_REBOOT
? " [ARG]" : "",
6344 arg_action
== ACTION_REBOOT
? "Reboot" :
6345 arg_action
== ACTION_POWEROFF
? "Power off" :
6349 static void shutdown_help(void) {
6350 printf("%s [OPTIONS...] [TIME] [WALL...]\n\n"
6351 "Shut down the system.\n\n"
6352 " --help Show this help\n"
6353 " -H --halt Halt the machine\n"
6354 " -P --poweroff Power-off the machine\n"
6355 " -r --reboot Reboot the machine\n"
6356 " -h Equivalent to --poweroff, overridden by --halt\n"
6357 " -k Don't halt/power-off/reboot, just send warnings\n"
6358 " --no-wall Don't send wall message before halt/power-off/reboot\n"
6359 " -c Cancel a pending shutdown\n",
6360 program_invocation_short_name
);
6363 static void telinit_help(void) {
6364 printf("%s [OPTIONS...] {COMMAND}\n\n"
6365 "Send control commands to the init daemon.\n\n"
6366 " --help Show this help\n"
6367 " --no-wall Don't send wall message before halt/power-off/reboot\n\n"
6369 " 0 Power-off the machine\n"
6370 " 6 Reboot the machine\n"
6371 " 2, 3, 4, 5 Start runlevelX.target unit\n"
6372 " 1, s, S Enter rescue mode\n"
6373 " q, Q Reload init daemon configuration\n"
6374 " u, U Reexecute init daemon\n",
6375 program_invocation_short_name
);
6378 static void runlevel_help(void) {
6379 printf("%s [OPTIONS...]\n\n"
6380 "Prints the previous and current runlevel of the init system.\n\n"
6381 " --help Show this help\n",
6382 program_invocation_short_name
);
6385 static void help_types(void) {
6389 puts("Available unit types:");
6390 for (i
= 0; i
< _UNIT_TYPE_MAX
; i
++)
6391 puts(unit_type_to_string(i
));
6394 static void help_states(void) {
6398 puts("Available unit load states:");
6399 for (i
= 0; i
< _UNIT_LOAD_STATE_MAX
; i
++)
6400 puts(unit_load_state_to_string(i
));
6403 puts("\nAvailable unit active states:");
6404 for (i
= 0; i
< _UNIT_ACTIVE_STATE_MAX
; i
++)
6405 puts(unit_active_state_to_string(i
));
6408 puts("\nAvailable automount unit substates:");
6409 for (i
= 0; i
< _AUTOMOUNT_STATE_MAX
; i
++)
6410 puts(automount_state_to_string(i
));
6413 puts("\nAvailable busname unit substates:");
6414 for (i
= 0; i
< _BUSNAME_STATE_MAX
; i
++)
6415 puts(busname_state_to_string(i
));
6418 puts("\nAvailable device unit substates:");
6419 for (i
= 0; i
< _DEVICE_STATE_MAX
; i
++)
6420 puts(device_state_to_string(i
));
6423 puts("\nAvailable mount unit substates:");
6424 for (i
= 0; i
< _MOUNT_STATE_MAX
; i
++)
6425 puts(mount_state_to_string(i
));
6428 puts("\nAvailable path unit substates:");
6429 for (i
= 0; i
< _PATH_STATE_MAX
; i
++)
6430 puts(path_state_to_string(i
));
6433 puts("\nAvailable scope unit substates:");
6434 for (i
= 0; i
< _SCOPE_STATE_MAX
; i
++)
6435 puts(scope_state_to_string(i
));
6438 puts("\nAvailable service unit substates:");
6439 for (i
= 0; i
< _SERVICE_STATE_MAX
; i
++)
6440 puts(service_state_to_string(i
));
6443 puts("\nAvailable slice unit substates:");
6444 for (i
= 0; i
< _SLICE_STATE_MAX
; i
++)
6445 puts(slice_state_to_string(i
));
6448 puts("\nAvailable socket unit substates:");
6449 for (i
= 0; i
< _SOCKET_STATE_MAX
; i
++)
6450 puts(socket_state_to_string(i
));
6453 puts("\nAvailable swap unit substates:");
6454 for (i
= 0; i
< _SWAP_STATE_MAX
; i
++)
6455 puts(swap_state_to_string(i
));
6458 puts("\nAvailable target unit substates:");
6459 for (i
= 0; i
< _TARGET_STATE_MAX
; i
++)
6460 puts(target_state_to_string(i
));
6463 puts("\nAvailable timer unit substates:");
6464 for (i
= 0; i
< _TIMER_STATE_MAX
; i
++)
6465 puts(timer_state_to_string(i
));
6468 static int systemctl_parse_argv(int argc
, char *argv
[]) {
6477 ARG_IGNORE_DEPENDENCIES
,
6490 ARG_NO_ASK_PASSWORD
,
6503 static const struct option options
[] = {
6504 { "help", no_argument
, NULL
, 'h' },
6505 { "version", no_argument
, NULL
, ARG_VERSION
},
6506 { "type", required_argument
, NULL
, 't' },
6507 { "property", required_argument
, NULL
, 'p' },
6508 { "all", no_argument
, NULL
, 'a' },
6509 { "reverse", no_argument
, NULL
, ARG_REVERSE
},
6510 { "after", no_argument
, NULL
, ARG_AFTER
},
6511 { "before", no_argument
, NULL
, ARG_BEFORE
},
6512 { "show-types", no_argument
, NULL
, ARG_SHOW_TYPES
},
6513 { "failed", no_argument
, NULL
, ARG_FAILED
}, /* compatibility only */
6514 { "full", no_argument
, NULL
, 'l' },
6515 { "job-mode", required_argument
, NULL
, ARG_JOB_MODE
},
6516 { "fail", no_argument
, NULL
, ARG_FAIL
}, /* compatibility only */
6517 { "irreversible", no_argument
, NULL
, ARG_IRREVERSIBLE
}, /* compatibility only */
6518 { "ignore-dependencies", no_argument
, NULL
, ARG_IGNORE_DEPENDENCIES
}, /* compatibility only */
6519 { "ignore-inhibitors", no_argument
, NULL
, 'i' },
6520 { "value", no_argument
, NULL
, ARG_VALUE
},
6521 { "user", no_argument
, NULL
, ARG_USER
},
6522 { "system", no_argument
, NULL
, ARG_SYSTEM
},
6523 { "global", no_argument
, NULL
, ARG_GLOBAL
},
6524 { "no-block", no_argument
, NULL
, ARG_NO_BLOCK
},
6525 { "no-legend", no_argument
, NULL
, ARG_NO_LEGEND
},
6526 { "no-pager", no_argument
, NULL
, ARG_NO_PAGER
},
6527 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
6528 { "quiet", no_argument
, NULL
, 'q' },
6529 { "root", required_argument
, NULL
, ARG_ROOT
},
6530 { "force", no_argument
, NULL
, ARG_FORCE
},
6531 { "no-reload", no_argument
, NULL
, ARG_NO_RELOAD
},
6532 { "kill-who", required_argument
, NULL
, ARG_KILL_WHO
},
6533 { "signal", required_argument
, NULL
, 's' },
6534 { "no-ask-password", no_argument
, NULL
, ARG_NO_ASK_PASSWORD
},
6535 { "host", required_argument
, NULL
, 'H' },
6536 { "machine", required_argument
, NULL
, 'M' },
6537 { "runtime", no_argument
, NULL
, ARG_RUNTIME
},
6538 { "lines", required_argument
, NULL
, 'n' },
6539 { "output", required_argument
, NULL
, 'o' },
6540 { "plain", no_argument
, NULL
, ARG_PLAIN
},
6541 { "state", required_argument
, NULL
, ARG_STATE
},
6542 { "recursive", no_argument
, NULL
, 'r' },
6543 { "preset-mode", required_argument
, NULL
, ARG_PRESET_MODE
},
6544 { "firmware-setup", no_argument
, NULL
, ARG_FIRMWARE_SETUP
},
6545 { "now", no_argument
, NULL
, ARG_NOW
},
6546 { "message", required_argument
, NULL
, ARG_MESSAGE
},
6556 /* we default to allowing interactive authorization only in systemctl (not in the legacy commands) */
6557 arg_ask_password
= true;
6559 while ((c
= getopt_long(argc
, argv
, "ht:p:alqfs:H:M:n:o:ir", options
, NULL
)) >= 0)
6571 if (isempty(optarg
)) {
6572 log_error("--type requires arguments.");
6578 _cleanup_free_
char *type
= NULL
;
6580 r
= extract_first_word(&p
, &type
, ",", 0);
6582 return log_error_errno(r
, "Failed to parse type: %s", optarg
);
6587 if (streq(type
, "help")) {
6592 if (unit_type_from_string(type
) >= 0) {
6593 if (strv_push(&arg_types
, type
) < 0)
6599 /* It's much nicer to use --state= for
6600 * load states, but let's support this
6601 * in --types= too for compatibility
6602 * with old versions */
6603 if (unit_load_state_from_string(type
) >= 0) {
6604 if (strv_push(&arg_states
, type
) < 0)
6610 log_error("Unknown unit type or load state '%s'.", type
);
6611 log_info("Use -t help to see a list of allowed values.");
6619 /* Make sure that if the empty property list
6620 was specified, we won't show any properties. */
6621 if (isempty(optarg
) && !arg_properties
) {
6622 arg_properties
= new0(char*, 1);
6623 if (!arg_properties
)
6628 _cleanup_free_
char *prop
= NULL
;
6630 r
= extract_first_word(&p
, &prop
, ",", 0);
6632 return log_error_errno(r
, "Failed to parse property: %s", optarg
);
6637 if (strv_push(&arg_properties
, prop
) < 0)
6644 /* If the user asked for a particular
6645 * property, show it to him, even if it is
6657 arg_dependency
= DEPENDENCY_REVERSE
;
6661 arg_dependency
= DEPENDENCY_AFTER
;
6665 arg_dependency
= DEPENDENCY_BEFORE
;
6668 case ARG_SHOW_TYPES
:
6669 arg_show_types
= true;
6677 arg_job_mode
= optarg
;
6681 arg_job_mode
= "fail";
6684 case ARG_IRREVERSIBLE
:
6685 arg_job_mode
= "replace-irreversibly";
6688 case ARG_IGNORE_DEPENDENCIES
:
6689 arg_job_mode
= "ignore-dependencies";
6693 arg_scope
= UNIT_FILE_USER
;
6697 arg_scope
= UNIT_FILE_SYSTEM
;
6701 arg_scope
= UNIT_FILE_GLOBAL
;
6705 arg_no_block
= true;
6709 arg_no_legend
= true;
6713 arg_no_pager
= true;
6721 r
= parse_path_argument_and_warn(optarg
, true, &arg_root
);
6731 if (strv_extend(&arg_states
, "failed") < 0)
6749 arg_no_reload
= true;
6753 arg_kill_who
= optarg
;
6757 arg_signal
= signal_from_string_try_harder(optarg
);
6758 if (arg_signal
< 0) {
6759 log_error("Failed to parse signal string %s.", optarg
);
6764 case ARG_NO_ASK_PASSWORD
:
6765 arg_ask_password
= false;
6769 arg_transport
= BUS_TRANSPORT_REMOTE
;
6774 arg_transport
= BUS_TRANSPORT_MACHINE
;
6783 if (safe_atou(optarg
, &arg_lines
) < 0) {
6784 log_error("Failed to parse lines '%s'", optarg
);
6790 arg_output
= output_mode_from_string(optarg
);
6791 if (arg_output
< 0) {
6792 log_error("Unknown output '%s'.", optarg
);
6798 arg_ignore_inhibitors
= true;
6805 case ARG_FIRMWARE_SETUP
:
6806 arg_firmware_setup
= true;
6810 if (isempty(optarg
)) {
6811 log_error("--signal requires arguments.");
6817 _cleanup_free_
char *s
= NULL
;
6819 r
= extract_first_word(&p
, &s
, ",", 0);
6821 return log_error_errno(r
, "Failed to parse signal: %s", optarg
);
6826 if (streq(s
, "help")) {
6831 if (strv_push(&arg_states
, s
) < 0)
6840 if (geteuid() != 0) {
6841 log_error("--recursive requires root privileges.");
6845 arg_recursive
= true;
6848 case ARG_PRESET_MODE
:
6850 arg_preset_mode
= unit_file_preset_mode_from_string(optarg
);
6851 if (arg_preset_mode
< 0) {
6852 log_error("Failed to parse preset mode: %s.", optarg
);
6863 if (strv_extend(&arg_wall
, optarg
) < 0)
6871 assert_not_reached("Unhandled option");
6874 if (arg_transport
!= BUS_TRANSPORT_LOCAL
&& arg_scope
!= UNIT_FILE_SYSTEM
) {
6875 log_error("Cannot access user instance remotely.");
6882 static int halt_parse_argv(int argc
, char *argv
[]) {
6891 static const struct option options
[] = {
6892 { "help", no_argument
, NULL
, ARG_HELP
},
6893 { "halt", no_argument
, NULL
, ARG_HALT
},
6894 { "poweroff", no_argument
, NULL
, 'p' },
6895 { "reboot", no_argument
, NULL
, ARG_REBOOT
},
6896 { "force", no_argument
, NULL
, 'f' },
6897 { "wtmp-only", no_argument
, NULL
, 'w' },
6898 { "no-wtmp", no_argument
, NULL
, 'd' },
6899 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
6908 if (utmp_get_runlevel(&runlevel
, NULL
) >= 0)
6909 if (runlevel
== '0' || runlevel
== '6')
6912 while ((c
= getopt_long(argc
, argv
, "pfwdnih", options
, NULL
)) >= 0)
6920 arg_action
= ACTION_HALT
;
6924 if (arg_action
!= ACTION_REBOOT
)
6925 arg_action
= ACTION_POWEROFF
;
6929 arg_action
= ACTION_REBOOT
;
6951 /* Compatibility nops */
6958 assert_not_reached("Unhandled option");
6961 if (arg_action
== ACTION_REBOOT
&& (argc
== optind
|| argc
== optind
+ 1)) {
6962 r
= update_reboot_parameter_and_warn(argc
== optind
+ 1 ? argv
[optind
] : NULL
);
6965 } else if (optind
< argc
) {
6966 log_error("Too many arguments.");
6973 static int parse_shutdown_time_spec(const char *t
, usec_t
*_u
) {
6977 if (streq(t
, "now"))
6979 else if (!strchr(t
, ':')) {
6982 if (safe_atou64(t
, &u
) < 0)
6985 *_u
= now(CLOCK_REALTIME
) + USEC_PER_MINUTE
* u
;
6994 hour
= strtol(t
, &e
, 10);
6995 if (errno
> 0 || *e
!= ':' || hour
< 0 || hour
> 23)
6998 minute
= strtol(e
+1, &e
, 10);
6999 if (errno
> 0 || *e
!= 0 || minute
< 0 || minute
> 59)
7002 n
= now(CLOCK_REALTIME
);
7003 s
= (time_t) (n
/ USEC_PER_SEC
);
7005 assert_se(localtime_r(&s
, &tm
));
7007 tm
.tm_hour
= (int) hour
;
7008 tm
.tm_min
= (int) minute
;
7011 assert_se(s
= mktime(&tm
));
7013 *_u
= (usec_t
) s
* USEC_PER_SEC
;
7016 *_u
+= USEC_PER_DAY
;
7022 static int shutdown_parse_argv(int argc
, char *argv
[]) {
7029 static const struct option options
[] = {
7030 { "help", no_argument
, NULL
, ARG_HELP
},
7031 { "halt", no_argument
, NULL
, 'H' },
7032 { "poweroff", no_argument
, NULL
, 'P' },
7033 { "reboot", no_argument
, NULL
, 'r' },
7034 { "kexec", no_argument
, NULL
, 'K' }, /* not documented extension */
7035 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
7045 while ((c
= getopt_long(argc
, argv
, "HPrhkKtafFc", options
, NULL
)) >= 0)
7053 arg_action
= ACTION_HALT
;
7057 arg_action
= ACTION_POWEROFF
;
7062 arg_action
= ACTION_KEXEC
;
7064 arg_action
= ACTION_REBOOT
;
7068 arg_action
= ACTION_KEXEC
;
7072 if (arg_action
!= ACTION_HALT
)
7073 arg_action
= ACTION_POWEROFF
;
7088 /* Compatibility nops */
7092 arg_action
= ACTION_CANCEL_SHUTDOWN
;
7099 assert_not_reached("Unhandled option");
7102 if (argc
> optind
&& arg_action
!= ACTION_CANCEL_SHUTDOWN
) {
7103 r
= parse_shutdown_time_spec(argv
[optind
], &arg_when
);
7105 log_error("Failed to parse time specification: %s", argv
[optind
]);
7109 arg_when
= now(CLOCK_REALTIME
) + USEC_PER_MINUTE
;
7111 if (argc
> optind
&& arg_action
== ACTION_CANCEL_SHUTDOWN
)
7112 /* No time argument for shutdown cancel */
7113 wall
= argv
+ optind
;
7114 else if (argc
> optind
+ 1)
7115 /* We skip the time argument */
7116 wall
= argv
+ optind
+ 1;
7119 arg_wall
= strv_copy(wall
);
7129 static int telinit_parse_argv(int argc
, char *argv
[]) {
7136 static const struct option options
[] = {
7137 { "help", no_argument
, NULL
, ARG_HELP
},
7138 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
7142 static const struct {
7146 { '0', ACTION_POWEROFF
},
7147 { '6', ACTION_REBOOT
},
7148 { '1', ACTION_RESCUE
},
7149 { '2', ACTION_RUNLEVEL2
},
7150 { '3', ACTION_RUNLEVEL3
},
7151 { '4', ACTION_RUNLEVEL4
},
7152 { '5', ACTION_RUNLEVEL5
},
7153 { 's', ACTION_RESCUE
},
7154 { 'S', ACTION_RESCUE
},
7155 { 'q', ACTION_RELOAD
},
7156 { 'Q', ACTION_RELOAD
},
7157 { 'u', ACTION_REEXEC
},
7158 { 'U', ACTION_REEXEC
}
7167 while ((c
= getopt_long(argc
, argv
, "", options
, NULL
)) >= 0)
7182 assert_not_reached("Unhandled option");
7185 if (optind
>= argc
) {
7186 log_error("%s: required argument missing.", program_invocation_short_name
);
7190 if (optind
+ 1 < argc
) {
7191 log_error("Too many arguments.");
7195 if (strlen(argv
[optind
]) != 1) {
7196 log_error("Expected single character argument.");
7200 for (i
= 0; i
< ELEMENTSOF(table
); i
++)
7201 if (table
[i
].from
== argv
[optind
][0])
7204 if (i
>= ELEMENTSOF(table
)) {
7205 log_error("Unknown command '%s'.", argv
[optind
]);
7209 arg_action
= table
[i
].to
;
7216 static int runlevel_parse_argv(int argc
, char *argv
[]) {
7222 static const struct option options
[] = {
7223 { "help", no_argument
, NULL
, ARG_HELP
},
7232 while ((c
= getopt_long(argc
, argv
, "", options
, NULL
)) >= 0)
7243 assert_not_reached("Unhandled option");
7246 if (optind
< argc
) {
7247 log_error("Too many arguments.");
7254 static int parse_argv(int argc
, char *argv
[]) {
7258 if (program_invocation_short_name
) {
7260 if (strstr(program_invocation_short_name
, "halt")) {
7261 arg_action
= ACTION_HALT
;
7262 return halt_parse_argv(argc
, argv
);
7263 } else if (strstr(program_invocation_short_name
, "poweroff")) {
7264 arg_action
= ACTION_POWEROFF
;
7265 return halt_parse_argv(argc
, argv
);
7266 } else if (strstr(program_invocation_short_name
, "reboot")) {
7268 arg_action
= ACTION_KEXEC
;
7270 arg_action
= ACTION_REBOOT
;
7271 return halt_parse_argv(argc
, argv
);
7272 } else if (strstr(program_invocation_short_name
, "shutdown")) {
7273 arg_action
= ACTION_POWEROFF
;
7274 return shutdown_parse_argv(argc
, argv
);
7275 } else if (strstr(program_invocation_short_name
, "init")) {
7277 if (sd_booted() > 0) {
7278 arg_action
= _ACTION_INVALID
;
7279 return telinit_parse_argv(argc
, argv
);
7281 /* Hmm, so some other init system is
7282 * running, we need to forward this
7283 * request to it. For now we simply
7284 * guess that it is Upstart. */
7286 execv(TELINIT
, argv
);
7288 log_error("Couldn't find an alternative telinit implementation to spawn.");
7292 } else if (strstr(program_invocation_short_name
, "runlevel")) {
7293 arg_action
= ACTION_RUNLEVEL
;
7294 return runlevel_parse_argv(argc
, argv
);
7298 arg_action
= ACTION_SYSTEMCTL
;
7299 return systemctl_parse_argv(argc
, argv
);
7302 #ifdef HAVE_SYSV_COMPAT
7303 _pure_
static int action_to_runlevel(void) {
7305 static const char table
[_ACTION_MAX
] = {
7306 [ACTION_HALT
] = '0',
7307 [ACTION_POWEROFF
] = '0',
7308 [ACTION_REBOOT
] = '6',
7309 [ACTION_RUNLEVEL2
] = '2',
7310 [ACTION_RUNLEVEL3
] = '3',
7311 [ACTION_RUNLEVEL4
] = '4',
7312 [ACTION_RUNLEVEL5
] = '5',
7313 [ACTION_RESCUE
] = '1'
7316 assert(arg_action
< _ACTION_MAX
);
7318 return table
[arg_action
];
7322 static int talk_initctl(void) {
7323 #ifdef HAVE_SYSV_COMPAT
7324 struct init_request request
= {
7325 .magic
= INIT_MAGIC
,
7327 .cmd
= INIT_CMD_RUNLVL
7330 _cleanup_close_
int fd
= -1;
7334 rl
= action_to_runlevel();
7338 request
.runlevel
= rl
;
7340 fd
= open(INIT_FIFO
, O_WRONLY
|O_NDELAY
|O_CLOEXEC
|O_NOCTTY
);
7342 if (errno
== ENOENT
)
7345 return log_error_errno(errno
, "Failed to open "INIT_FIFO
": %m");
7348 r
= loop_write(fd
, &request
, sizeof(request
), false);
7350 return log_error_errno(r
, "Failed to write to "INIT_FIFO
": %m");
7358 static int systemctl_main(int argc
, char *argv
[]) {
7360 static const Verb verbs
[] = {
7361 { "list-units", VERB_ANY
, VERB_ANY
, VERB_DEFAULT
|VERB_NOCHROOT
, list_units
},
7362 { "list-unit-files", VERB_ANY
, VERB_ANY
, 0, list_unit_files
},
7363 { "list-sockets", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, list_sockets
},
7364 { "list-timers", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, list_timers
},
7365 { "list-jobs", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, list_jobs
},
7366 { "list-machines", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, list_machines
},
7367 { "clear-jobs", VERB_ANY
, 1, VERB_NOCHROOT
, daemon_reload
},
7368 { "cancel", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, cancel_job
},
7369 { "start", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
},
7370 { "stop", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
},
7371 { "condstop", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
}, /* For compatibility with ALTLinux */
7372 { "reload", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
},
7373 { "restart", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
},
7374 { "try-restart", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
},
7375 { "reload-or-restart", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
},
7376 { "reload-or-try-restart", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
}, /* For compatbility with old systemctl <= 228 */
7377 { "try-reload-or-restart", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
},
7378 { "force-reload", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
}, /* For compatibility with SysV */
7379 { "condreload", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
}, /* For compatibility with ALTLinux */
7380 { "condrestart", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
}, /* For compatibility with RH */
7381 { "isolate", 2, 2, VERB_NOCHROOT
, start_unit
},
7382 { "kill", 2, VERB_ANY
, VERB_NOCHROOT
, kill_unit
},
7383 { "is-active", 2, VERB_ANY
, VERB_NOCHROOT
, check_unit_active
},
7384 { "check", 2, VERB_ANY
, VERB_NOCHROOT
, check_unit_active
},
7385 { "is-failed", 2, VERB_ANY
, VERB_NOCHROOT
, check_unit_failed
},
7386 { "show", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, show
},
7387 { "cat", 2, VERB_ANY
, VERB_NOCHROOT
, cat
},
7388 { "status", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, show
},
7389 { "help", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, show
},
7390 { "daemon-reload", VERB_ANY
, 1, VERB_NOCHROOT
, daemon_reload
},
7391 { "daemon-reexec", VERB_ANY
, 1, VERB_NOCHROOT
, daemon_reload
},
7392 { "show-environment", VERB_ANY
, 1, VERB_NOCHROOT
, show_environment
},
7393 { "set-environment", 2, VERB_ANY
, VERB_NOCHROOT
, set_environment
},
7394 { "unset-environment", 2, VERB_ANY
, VERB_NOCHROOT
, set_environment
},
7395 { "import-environment", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, import_environment
},
7396 { "halt", VERB_ANY
, 1, VERB_NOCHROOT
, start_special
},
7397 { "poweroff", VERB_ANY
, 1, VERB_NOCHROOT
, start_special
},
7398 { "reboot", VERB_ANY
, 2, VERB_NOCHROOT
, start_special
},
7399 { "kexec", VERB_ANY
, 1, VERB_NOCHROOT
, start_special
},
7400 { "suspend", VERB_ANY
, 1, VERB_NOCHROOT
, start_special
},
7401 { "hibernate", VERB_ANY
, 1, VERB_NOCHROOT
, start_special
},
7402 { "hybrid-sleep", VERB_ANY
, 1, VERB_NOCHROOT
, start_special
},
7403 { "default", VERB_ANY
, 1, VERB_NOCHROOT
, start_special
},
7404 { "rescue", VERB_ANY
, 1, VERB_NOCHROOT
, start_special
},
7405 { "emergency", VERB_ANY
, 1, VERB_NOCHROOT
, start_special
},
7406 { "exit", VERB_ANY
, 2, VERB_NOCHROOT
, start_special
},
7407 { "reset-failed", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, reset_failed
},
7408 { "enable", 2, VERB_ANY
, 0, enable_unit
},
7409 { "disable", 2, VERB_ANY
, 0, enable_unit
},
7410 { "is-enabled", 2, VERB_ANY
, 0, unit_is_enabled
},
7411 { "reenable", 2, VERB_ANY
, 0, enable_unit
},
7412 { "preset", 2, VERB_ANY
, 0, enable_unit
},
7413 { "preset-all", VERB_ANY
, 1, 0, preset_all
},
7414 { "mask", 2, VERB_ANY
, 0, enable_unit
},
7415 { "unmask", 2, VERB_ANY
, 0, enable_unit
},
7416 { "link", 2, VERB_ANY
, 0, enable_unit
},
7417 { "revert", 2, VERB_ANY
, 0, enable_unit
},
7418 { "switch-root", 2, VERB_ANY
, VERB_NOCHROOT
, switch_root
},
7419 { "list-dependencies", VERB_ANY
, 2, VERB_NOCHROOT
, list_dependencies
},
7420 { "set-default", 2, 2, 0, set_default
},
7421 { "get-default", VERB_ANY
, 1, 0, get_default
, },
7422 { "set-property", 3, VERB_ANY
, VERB_NOCHROOT
, set_property
},
7423 { "is-system-running", VERB_ANY
, 1, 0, is_system_running
},
7424 { "add-wants", 3, VERB_ANY
, 0, add_dependency
},
7425 { "add-requires", 3, VERB_ANY
, 0, add_dependency
},
7426 { "edit", 2, VERB_ANY
, VERB_NOCHROOT
, edit
},
7430 return dispatch_verb(argc
, argv
, verbs
, NULL
);
7433 static int reload_with_fallback(void) {
7435 /* First, try systemd via D-Bus. */
7436 if (daemon_reload(0, NULL
, NULL
) >= 0)
7439 /* Nothing else worked, so let's try signals */
7440 assert(arg_action
== ACTION_RELOAD
|| arg_action
== ACTION_REEXEC
);
7442 if (kill(1, arg_action
== ACTION_RELOAD
? SIGHUP
: SIGTERM
) < 0)
7443 return log_error_errno(errno
, "kill() failed: %m");
7448 static int start_with_fallback(void) {
7450 /* First, try systemd via D-Bus. */
7451 if (start_unit(0, NULL
, NULL
) >= 0)
7454 /* Nothing else worked, so let's try
7456 if (talk_initctl() > 0)
7459 log_error("Failed to talk to init daemon.");
7463 static int halt_now(enum action a
) {
7466 /* The kernel will automaticall flush ATA disks and suchlike
7467 * on reboot(), but the file systems need to be synce'd
7468 * explicitly in advance. */
7471 /* Make sure C-A-D is handled by the kernel from this point
7473 (void) reboot(RB_ENABLE_CAD
);
7478 log_info("Halting.");
7479 (void) reboot(RB_HALT_SYSTEM
);
7482 case ACTION_POWEROFF
:
7483 log_info("Powering off.");
7484 (void) reboot(RB_POWER_OFF
);
7488 case ACTION_REBOOT
: {
7489 _cleanup_free_
char *param
= NULL
;
7491 r
= read_one_line_file("/run/systemd/reboot-param", ¶m
);
7493 log_warning_errno(r
, "Failed to read reboot parameter file: %m");
7495 if (!isempty(param
)) {
7496 log_info("Rebooting with argument '%s'.", param
);
7497 (void) syscall(SYS_reboot
, LINUX_REBOOT_MAGIC1
, LINUX_REBOOT_MAGIC2
, LINUX_REBOOT_CMD_RESTART2
, param
);
7498 log_warning_errno(errno
, "Failed to reboot with parameter, retrying without: %m");
7501 log_info("Rebooting.");
7502 (void) reboot(RB_AUTOBOOT
);
7507 assert_not_reached("Unknown action.");
7511 static int logind_schedule_shutdown(void) {
7514 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
7515 char date
[FORMAT_TIMESTAMP_MAX
];
7520 (void) logind_set_wall_message();
7522 r
= acquire_bus(BUS_FULL
, &bus
);
7526 switch (arg_action
) {
7530 case ACTION_POWEROFF
:
7531 action
= "poweroff";
7546 action
= strjoina("dry-", action
);
7548 r
= sd_bus_call_method(
7550 "org.freedesktop.login1",
7551 "/org/freedesktop/login1",
7552 "org.freedesktop.login1.Manager",
7560 return log_warning_errno(r
, "Failed to call ScheduleShutdown in logind, proceeding with immediate shutdown: %s", bus_error_message(&error
, r
));
7562 log_info("Shutdown scheduled for %s, use 'shutdown -c' to cancel.", format_timestamp(date
, sizeof(date
), arg_when
));
7565 log_error("Cannot schedule shutdown without logind support, proceeding with immediate shutdown.");
7570 static int halt_main(void) {
7573 r
= logind_check_inhibitors(arg_action
);
7578 return logind_schedule_shutdown();
7580 if (geteuid() != 0) {
7581 if (arg_dry
|| arg_force
> 0) {
7582 log_error("Must be root.");
7586 /* Try logind if we are a normal user and no special
7587 * mode applies. Maybe PolicyKit allows us to shutdown
7589 if (IN_SET(arg_action
, ACTION_POWEROFF
, ACTION_REBOOT
)) {
7590 r
= logind_reboot(arg_action
);
7593 if (IN_SET(r
, -EOPNOTSUPP
, -EINPROGRESS
))
7594 /* requested operation is not
7595 * supported on the local system or
7596 * already in progress */
7598 /* on all other errors, try low-level operation */
7602 if (!arg_dry
&& !arg_force
)
7603 return start_with_fallback();
7605 assert(geteuid() == 0);
7608 if (sd_booted() > 0)
7609 log_debug("Not writing utmp record, assuming that systemd-update-utmp is used.");
7611 r
= utmp_put_shutdown();
7613 log_warning_errno(r
, "Failed to write utmp record: %m");
7620 r
= halt_now(arg_action
);
7621 return log_error_errno(r
, "Failed to reboot: %m");
7624 static int runlevel_main(void) {
7625 int r
, runlevel
, previous
;
7627 r
= utmp_get_runlevel(&runlevel
, &previous
);
7634 previous
<= 0 ? 'N' : previous
,
7635 runlevel
<= 0 ? 'N' : runlevel
);
7640 static int logind_cancel_shutdown(void) {
7642 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
7646 r
= acquire_bus(BUS_FULL
, &bus
);
7650 (void) logind_set_wall_message();
7652 r
= sd_bus_call_method(
7654 "org.freedesktop.login1",
7655 "/org/freedesktop/login1",
7656 "org.freedesktop.login1.Manager",
7657 "CancelScheduledShutdown",
7661 return log_warning_errno(r
, "Failed to talk to logind, shutdown hasn't been cancelled: %s", bus_error_message(&error
, r
));
7665 log_error("Not compiled with logind support, cannot cancel scheduled shutdowns.");
7670 int main(int argc
, char*argv
[]) {
7673 setlocale(LC_ALL
, "");
7674 log_parse_environment();
7677 /* Explicitly not on_tty() to avoid setting cached value.
7678 * This becomes relevant for piping output which might be
7680 original_stdout_is_tty
= isatty(STDOUT_FILENO
);
7682 r
= parse_argv(argc
, argv
);
7686 if (arg_action
!= ACTION_SYSTEMCTL
&& running_in_chroot() > 0) {
7687 log_info("Running in chroot, ignoring request.");
7692 /* systemctl_main() will print an error message for the bus
7693 * connection, but only if it needs to */
7695 switch (arg_action
) {
7697 case ACTION_SYSTEMCTL
:
7698 r
= systemctl_main(argc
, argv
);
7702 case ACTION_POWEROFF
:
7708 case ACTION_RUNLEVEL2
:
7709 case ACTION_RUNLEVEL3
:
7710 case ACTION_RUNLEVEL4
:
7711 case ACTION_RUNLEVEL5
:
7713 case ACTION_EMERGENCY
:
7714 case ACTION_DEFAULT
:
7715 r
= start_with_fallback();
7720 r
= reload_with_fallback();
7723 case ACTION_CANCEL_SHUTDOWN
:
7724 r
= logind_cancel_shutdown();
7727 case ACTION_RUNLEVEL
:
7728 r
= runlevel_main();
7731 case _ACTION_INVALID
:
7733 assert_not_reached("Unknown action");
7738 ask_password_agent_close();
7739 polkit_agent_close();
7741 strv_free(arg_types
);
7742 strv_free(arg_states
);
7743 strv_free(arg_properties
);
7745 strv_free(arg_wall
);
7750 /* Note that we return r here, not EXIT_SUCCESS, so that we can implement the LSB-like return codes */
7752 return r
< 0 ? EXIT_FAILURE
: r
;