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"
42 #include "bus-unit-util.h"
44 #include "cgroup-show.h"
45 #include "cgroup-util.h"
51 #include "exit-status.h"
54 #include "format-util.h"
56 #include "glob-util.h"
57 #include "hostname-util.h"
62 #include "locale-util.h"
64 #include "logs-show.h"
68 #include "parse-util.h"
69 #include "path-lookup.h"
70 #include "path-util.h"
71 #include "process-util.h"
72 #include "rlimit-util.h"
75 #include "signal-util.h"
76 #include "socket-util.h"
77 #include "spawn-ask-password-agent.h"
78 #include "spawn-polkit-agent.h"
80 #include "stat-util.h"
82 #include "terminal-util.h"
83 #include "unit-name.h"
84 #include "user-util.h"
86 #include "utmp-wtmp.h"
90 /* The init script exit status codes
91 0 program is running or service is OK
92 1 program is dead and /var/run pid file exists
93 2 program is dead and /var/lock lock file exists
94 3 program is not running
95 4 program or service status is unknown
96 5-99 reserved for future LSB use
97 100-149 reserved for distribution use
98 150-199 reserved for application use
102 EXIT_PROGRAM_RUNNING_OR_SERVICE_OK
= 0,
103 EXIT_PROGRAM_DEAD_AND_PID_EXISTS
= 1,
104 EXIT_PROGRAM_DEAD_AND_LOCK_FILE_EXISTS
= 2,
105 EXIT_PROGRAM_NOT_RUNNING
= 3,
106 EXIT_PROGRAM_OR_SERVICES_STATUS_UNKNOWN
= 4,
109 static char **arg_types
= NULL
;
110 static char **arg_states
= NULL
;
111 static char **arg_properties
= NULL
;
112 static bool arg_all
= false;
113 static enum dependency
{
119 } arg_dependency
= DEPENDENCY_FORWARD
;
120 static const char *arg_job_mode
= "replace";
121 static UnitFileScope arg_scope
= UNIT_FILE_SYSTEM
;
122 static bool arg_wait
= false;
123 static bool arg_no_block
= false;
124 static bool arg_no_legend
= false;
125 static bool arg_no_pager
= false;
126 static bool arg_no_wtmp
= false;
127 static bool arg_no_sync
= false;
128 static bool arg_no_wall
= false;
129 static bool arg_no_reload
= false;
130 static bool arg_value
= false;
131 static bool arg_show_types
= false;
132 static bool arg_ignore_inhibitors
= false;
133 static bool arg_dry
= false;
134 static bool arg_quiet
= false;
135 static bool arg_full
= false;
136 static bool arg_recursive
= false;
137 static int arg_force
= 0;
138 static bool arg_ask_password
= false;
139 static bool arg_runtime
= false;
140 static UnitFilePresetMode arg_preset_mode
= UNIT_FILE_PRESET_FULL
;
141 static char **arg_wall
= NULL
;
142 static const char *arg_kill_who
= NULL
;
143 static int arg_signal
= SIGTERM
;
144 static char *arg_root
= NULL
;
145 static usec_t arg_when
= 0;
146 static char *argv_cmdline
= NULL
;
168 ACTION_CANCEL_SHUTDOWN
,
170 } arg_action
= ACTION_SYSTEMCTL
;
171 static BusTransport arg_transport
= BUS_TRANSPORT_LOCAL
;
172 static const char *arg_host
= NULL
;
173 static unsigned arg_lines
= 10;
174 static OutputMode arg_output
= OUTPUT_SHORT
;
175 static bool arg_plain
= false;
176 static bool arg_firmware_setup
= false;
177 static bool arg_now
= false;
178 static bool arg_jobs_before
= false;
179 static bool arg_jobs_after
= false;
181 static int daemon_reload(int argc
, char *argv
[], void* userdata
);
182 static int trivial_method(int argc
, char *argv
[], void *userdata
);
183 static int halt_now(enum action a
);
184 static int get_state_one_unit(sd_bus
*bus
, const char *name
, UnitActiveState
*active_state
);
186 static bool original_stdout_is_tty
;
188 typedef enum BusFocus
{
189 BUS_FULL
, /* The full bus indicated via --system or --user */
190 BUS_MANAGER
, /* The manager itself, possibly directly, possibly via the bus */
194 static sd_bus
*busses
[_BUS_FOCUS_MAX
] = {};
196 static UnitFileFlags
args_to_flags(void) {
197 return (arg_runtime
? UNIT_FILE_RUNTIME
: 0) |
198 (arg_force
? UNIT_FILE_FORCE
: 0);
201 static int acquire_bus(BusFocus focus
, sd_bus
**ret
) {
204 assert(focus
< _BUS_FOCUS_MAX
);
207 /* We only go directly to the manager, if we are using a local transport */
208 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
211 if (getenv_bool("SYSTEMCTL_FORCE_BUS") > 0)
214 if (!busses
[focus
]) {
217 user
= arg_scope
!= UNIT_FILE_SYSTEM
;
219 if (focus
== BUS_MANAGER
)
220 r
= bus_connect_transport_systemd(arg_transport
, arg_host
, user
, &busses
[focus
]);
222 r
= bus_connect_transport(arg_transport
, arg_host
, user
, &busses
[focus
]);
224 return log_error_errno(r
, "Failed to connect to bus: %m");
226 (void) sd_bus_set_allow_interactive_authorization(busses
[focus
], arg_ask_password
);
229 *ret
= busses
[focus
];
233 static void release_busses(void) {
236 for (w
= 0; w
< _BUS_FOCUS_MAX
; w
++)
237 busses
[w
] = sd_bus_flush_close_unref(busses
[w
]);
240 static int map_string_no_copy(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
242 const char **p
= userdata
;
245 r
= sd_bus_message_read_basic(m
, SD_BUS_TYPE_STRING
, &s
);
255 static void ask_password_agent_open_if_enabled(void) {
257 /* Open the password agent as a child process if necessary */
259 if (!arg_ask_password
)
262 if (arg_scope
!= UNIT_FILE_SYSTEM
)
265 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
268 ask_password_agent_open();
271 static void polkit_agent_open_if_enabled(void) {
273 /* Open the polkit agent as a child process if necessary */
275 if (!arg_ask_password
)
278 if (arg_scope
!= UNIT_FILE_SYSTEM
)
281 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
287 static OutputFlags
get_output_flags(void) {
289 arg_all
* OUTPUT_SHOW_ALL
|
290 arg_full
* OUTPUT_FULL_WIDTH
|
291 (!on_tty() || pager_have()) * OUTPUT_FULL_WIDTH
|
292 colors_enabled() * OUTPUT_COLOR
|
293 !arg_quiet
* OUTPUT_WARN_CUTOFF
;
296 static int translate_bus_error_to_exit_status(int r
, const sd_bus_error
*error
) {
299 if (!sd_bus_error_is_set(error
))
302 if (sd_bus_error_has_name(error
, SD_BUS_ERROR_ACCESS_DENIED
) ||
303 sd_bus_error_has_name(error
, BUS_ERROR_ONLY_BY_DEPENDENCY
) ||
304 sd_bus_error_has_name(error
, BUS_ERROR_NO_ISOLATION
) ||
305 sd_bus_error_has_name(error
, BUS_ERROR_TRANSACTION_IS_DESTRUCTIVE
))
306 return EXIT_NOPERMISSION
;
308 if (sd_bus_error_has_name(error
, BUS_ERROR_NO_SUCH_UNIT
))
309 return EXIT_NOTINSTALLED
;
311 if (sd_bus_error_has_name(error
, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE
) ||
312 sd_bus_error_has_name(error
, SD_BUS_ERROR_NOT_SUPPORTED
))
313 return EXIT_NOTIMPLEMENTED
;
315 if (sd_bus_error_has_name(error
, BUS_ERROR_LOAD_FAILED
))
316 return EXIT_NOTCONFIGURED
;
324 static bool install_client_side(void) {
326 /* Decides when to execute enable/disable/... operations
327 * client-side rather than server-side. */
329 if (running_in_chroot() > 0)
332 if (sd_booted() <= 0)
335 if (!isempty(arg_root
))
338 if (arg_scope
== UNIT_FILE_GLOBAL
)
341 /* Unsupported environment variable, mostly for debugging purposes */
342 if (getenv_bool("SYSTEMCTL_INSTALL_CLIENT_SIDE") > 0)
348 static int compare_unit_info(const void *a
, const void *b
) {
349 const UnitInfo
*u
= a
, *v
= b
;
353 /* First, order by machine */
354 if (!u
->machine
&& v
->machine
)
356 if (u
->machine
&& !v
->machine
)
358 if (u
->machine
&& v
->machine
) {
359 r
= strcasecmp(u
->machine
, v
->machine
);
364 /* Second, order by unit type */
365 d1
= strrchr(u
->id
, '.');
366 d2
= strrchr(v
->id
, '.');
368 r
= strcasecmp(d1
, d2
);
373 /* Third, order by name */
374 return strcasecmp(u
->id
, v
->id
);
377 static const char* unit_type_suffix(const char *name
) {
380 dot
= strrchr(name
, '.');
387 static bool output_show_unit(const UnitInfo
*u
, char **patterns
) {
390 if (!strv_fnmatch_or_empty(patterns
, u
->id
, FNM_NOESCAPE
))
393 if (arg_types
&& !strv_find(arg_types
, unit_type_suffix(u
->id
)))
399 /* Note that '--all' is not purely a state filter, but also a
400 * filter that hides units that "follow" other units (which is
401 * used for device units that appear under different names). */
402 if (!isempty(u
->following
))
405 if (!strv_isempty(arg_states
))
408 /* By default show all units except the ones in inactive
409 * state and with no pending job */
413 if (streq(u
->active_state
, "inactive"))
419 static int output_units_list(const UnitInfo
*unit_infos
, unsigned c
) {
420 unsigned circle_len
= 0, id_len
, max_id_len
, load_len
, active_len
, sub_len
, job_len
, desc_len
, max_desc_len
;
422 unsigned n_shown
= 0;
425 max_id_len
= strlen("UNIT");
426 load_len
= strlen("LOAD");
427 active_len
= strlen("ACTIVE");
428 sub_len
= strlen("SUB");
429 job_len
= strlen("JOB");
430 max_desc_len
= strlen("DESCRIPTION");
432 for (u
= unit_infos
; u
< unit_infos
+ c
; u
++) {
433 max_id_len
= MAX(max_id_len
, strlen(u
->id
) + (u
->machine
? strlen(u
->machine
)+1 : 0));
434 load_len
= MAX(load_len
, strlen(u
->load_state
));
435 active_len
= MAX(active_len
, strlen(u
->active_state
));
436 sub_len
= MAX(sub_len
, strlen(u
->sub_state
));
437 max_desc_len
= MAX(max_desc_len
, strlen(u
->description
));
439 if (u
->job_id
!= 0) {
440 job_len
= MAX(job_len
, strlen(u
->job_type
));
444 if (!arg_no_legend
&&
445 (streq(u
->active_state
, "failed") ||
446 STR_IN_SET(u
->load_state
, "error", "not-found", "masked")))
450 if (!arg_full
&& original_stdout_is_tty
) {
453 id_len
= MIN(max_id_len
, 25u); /* as much as it needs, but at most 25 for now */
454 basic_len
= circle_len
+ 1 + id_len
+ 1 + load_len
+ 1 + active_len
+ 1 + sub_len
+ 1;
457 basic_len
+= job_len
+ 1;
459 if (basic_len
< (unsigned) columns()) {
460 unsigned extra_len
, incr
;
461 extra_len
= columns() - basic_len
;
463 /* Either UNIT already got 25, or is fully satisfied.
464 * Grant up to 25 to DESC now. */
465 incr
= MIN(extra_len
, 25u);
469 /* Of the remainder give as much as the ID needs to the ID, and give the rest to the
470 * description but not more than it needs. */
472 incr
= MIN(max_id_len
- id_len
, extra_len
);
474 desc_len
+= MIN(extra_len
- incr
, max_desc_len
- desc_len
);
480 desc_len
= max_desc_len
;
483 for (u
= unit_infos
; u
< unit_infos
+ c
; u
++) {
484 _cleanup_free_
char *e
= NULL
, *j
= NULL
;
485 const char *on_underline
= "", *off_underline
= "";
486 const char *on_loaded
= "", *off_loaded
= "";
487 const char *on_active
= "", *off_active
= "";
488 const char *on_circle
= "", *off_circle
= "";
490 bool circle
= false, underline
= false;
492 if (!n_shown
&& !arg_no_legend
) {
497 printf("%s%-*s %-*s %-*s %-*s ",
501 active_len
, "ACTIVE",
505 printf("%-*s ", job_len
, "JOB");
509 !arg_full
&& arg_no_pager
? (int) desc_len
: -1,
516 if (u
+ 1 < unit_infos
+ c
&&
517 !streq(unit_type_suffix(u
->id
), unit_type_suffix((u
+ 1)->id
))) {
518 on_underline
= ansi_underline();
519 off_underline
= ansi_normal();
523 if (STR_IN_SET(u
->load_state
, "error", "not-found", "masked") && !arg_plain
) {
524 on_circle
= ansi_highlight_yellow();
525 off_circle
= ansi_normal();
527 on_loaded
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
528 off_loaded
= underline
? on_underline
: ansi_normal();
529 } else if (streq(u
->active_state
, "failed") && !arg_plain
) {
530 on_circle
= ansi_highlight_red();
531 off_circle
= ansi_normal();
533 on_active
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
534 off_active
= underline
? on_underline
: ansi_normal();
538 j
= strjoin(u
->machine
, ":", u
->id
);
547 e
= ellipsize(id
, id_len
, 33);
555 printf("%s%s%s ", on_circle
, circle
? special_glyph(BLACK_CIRCLE
) : " ", off_circle
);
557 printf("%s%s%-*s%s %s%-*s%s %s%-*s %-*s%s %-*s",
559 on_active
, id_len
, id
, off_active
,
560 on_loaded
, load_len
, u
->load_state
, off_loaded
,
561 on_active
, active_len
, u
->active_state
,
562 sub_len
, u
->sub_state
, off_active
,
563 job_count
? job_len
+ 1 : 0, u
->job_id
? u
->job_type
: "");
567 !arg_full
&& arg_no_pager
? (int) desc_len
: -1,
572 if (!arg_no_legend
) {
573 const char *on
, *off
;
577 "LOAD = Reflects whether the unit definition was properly loaded.\n"
578 "ACTIVE = The high-level unit activation state, i.e. generalization of SUB.\n"
579 "SUB = The low-level unit activation state, values depend on unit type.");
580 puts(job_count
? "JOB = Pending job for the unit.\n" : "");
581 on
= ansi_highlight();
584 on
= ansi_highlight_red();
589 printf("%s%u loaded units listed.%s\n"
590 "To show all installed unit files use 'systemctl list-unit-files'.\n",
593 printf("%s%u loaded units listed.%s Pass --all to see loaded but inactive units, too.\n"
594 "To show all installed unit files use 'systemctl list-unit-files'.\n",
601 static int get_unit_list(
605 UnitInfo
**unit_infos
,
607 sd_bus_message
**_reply
) {
609 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
610 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
611 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
615 bool fallback
= false;
621 r
= sd_bus_message_new_method_call(
624 "org.freedesktop.systemd1",
625 "/org/freedesktop/systemd1",
626 "org.freedesktop.systemd1.Manager",
627 "ListUnitsByPatterns");
629 return bus_log_create_error(r
);
631 r
= sd_bus_message_append_strv(m
, arg_states
);
633 return bus_log_create_error(r
);
635 r
= sd_bus_message_append_strv(m
, patterns
);
637 return bus_log_create_error(r
);
639 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
640 if (r
< 0 && (sd_bus_error_has_name(&error
, SD_BUS_ERROR_UNKNOWN_METHOD
) ||
641 sd_bus_error_has_name(&error
, SD_BUS_ERROR_ACCESS_DENIED
))) {
642 /* Fallback to legacy ListUnitsFiltered method */
644 log_debug_errno(r
, "Failed to list units: %s Falling back to ListUnitsFiltered method.", bus_error_message(&error
, r
));
645 m
= sd_bus_message_unref(m
);
646 sd_bus_error_free(&error
);
648 r
= sd_bus_message_new_method_call(
651 "org.freedesktop.systemd1",
652 "/org/freedesktop/systemd1",
653 "org.freedesktop.systemd1.Manager",
654 "ListUnitsFiltered");
656 return bus_log_create_error(r
);
658 r
= sd_bus_message_append_strv(m
, arg_states
);
660 return bus_log_create_error(r
);
662 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
665 return log_error_errno(r
, "Failed to list units: %s", bus_error_message(&error
, r
));
667 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ssssssouso)");
669 return bus_log_parse_error(r
);
671 while ((r
= bus_parse_unit_info(reply
, &u
)) > 0) {
674 if (!output_show_unit(&u
, fallback
? patterns
: NULL
))
677 if (!GREEDY_REALLOC(*unit_infos
, size
, c
+1))
680 (*unit_infos
)[c
++] = u
;
683 return bus_log_parse_error(r
);
685 r
= sd_bus_message_exit_container(reply
);
687 return bus_log_parse_error(r
);
695 static void message_set_freep(Set
**set
) {
698 while ((m
= set_steal_first(*set
)))
699 sd_bus_message_unref(m
);
704 static int get_unit_list_recursive(
707 UnitInfo
**_unit_infos
,
711 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
712 _cleanup_(message_set_freep
) Set
*replies
;
713 sd_bus_message
*reply
;
721 replies
= set_new(NULL
);
725 c
= get_unit_list(bus
, NULL
, patterns
, &unit_infos
, 0, &reply
);
729 r
= set_put(replies
, reply
);
731 sd_bus_message_unref(reply
);
736 _cleanup_strv_free_
char **machines
= NULL
;
739 r
= sd_get_machine_names(&machines
);
741 return log_error_errno(r
, "Failed to get machine names: %m");
743 STRV_FOREACH(i
, machines
) {
744 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*container
= NULL
;
747 r
= sd_bus_open_system_machine(&container
, *i
);
749 log_warning_errno(r
, "Failed to connect to container %s, ignoring: %m", *i
);
753 k
= get_unit_list(container
, *i
, patterns
, &unit_infos
, c
, &reply
);
759 r
= set_put(replies
, reply
);
761 sd_bus_message_unref(reply
);
766 *_machines
= machines
;
771 *_unit_infos
= unit_infos
;
780 static int list_units(int argc
, char *argv
[], void *userdata
) {
781 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
782 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
783 _cleanup_strv_free_
char **machines
= NULL
;
787 r
= acquire_bus(BUS_MANAGER
, &bus
);
791 pager_open(arg_no_pager
, false);
793 r
= get_unit_list_recursive(bus
, strv_skip(argv
, 1), &unit_infos
, &replies
, &machines
);
797 qsort_safe(unit_infos
, r
, sizeof(UnitInfo
), compare_unit_info
);
798 return output_units_list(unit_infos
, r
);
801 static int get_triggered_units(
806 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
813 r
= sd_bus_get_property_strv(
815 "org.freedesktop.systemd1",
817 "org.freedesktop.systemd1.Unit",
822 return log_error_errno(r
, "Failed to determine triggers: %s", bus_error_message(&error
, r
));
827 static int get_listening(
829 const char* unit_path
,
832 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
833 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
834 const char *type
, *path
;
837 r
= sd_bus_get_property(
839 "org.freedesktop.systemd1",
841 "org.freedesktop.systemd1.Socket",
847 return log_error_errno(r
, "Failed to get list of listening sockets: %s", bus_error_message(&error
, r
));
849 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ss)");
851 return bus_log_parse_error(r
);
853 while ((r
= sd_bus_message_read(reply
, "(ss)", &type
, &path
)) > 0) {
855 r
= strv_extend(listening
, type
);
859 r
= strv_extend(listening
, path
);
866 return bus_log_parse_error(r
);
868 r
= sd_bus_message_exit_container(reply
);
870 return bus_log_parse_error(r
);
882 /* Note: triggered is a list here, although it almost certainly
883 * will always be one unit. Nevertheless, dbus API allows for multiple
884 * values, so let's follow that. */
887 /* The strv above is shared. free is set only in the first one. */
891 static int socket_info_compare(const struct socket_info
*a
, const struct socket_info
*b
) {
897 if (!a
->machine
&& b
->machine
)
899 if (a
->machine
&& !b
->machine
)
901 if (a
->machine
&& b
->machine
) {
902 o
= strcasecmp(a
->machine
, b
->machine
);
907 o
= strcmp(a
->path
, b
->path
);
909 o
= strcmp(a
->type
, b
->type
);
914 static int output_sockets_list(struct socket_info
*socket_infos
, unsigned cs
) {
915 struct socket_info
*s
;
916 unsigned pathlen
= strlen("LISTEN"),
917 typelen
= strlen("TYPE") * arg_show_types
,
918 socklen
= strlen("UNIT"),
919 servlen
= strlen("ACTIVATES");
920 const char *on
, *off
;
922 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
926 socklen
= MAX(socklen
, strlen(s
->id
));
928 typelen
= MAX(typelen
, strlen(s
->type
));
929 pathlen
= MAX(pathlen
, strlen(s
->path
) + (s
->machine
? strlen(s
->machine
)+1 : 0));
931 STRV_FOREACH(a
, s
->triggered
)
932 tmp
+= strlen(*a
) + 2*(a
!= s
->triggered
);
933 servlen
= MAX(servlen
, tmp
);
938 printf("%-*s %-*.*s%-*s %s\n",
940 typelen
+ arg_show_types
, typelen
+ arg_show_types
, "TYPE ",
944 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
945 _cleanup_free_
char *j
= NULL
;
950 j
= strjoin(s
->machine
, ":", s
->path
);
958 printf("%-*s %-*s %-*s",
959 pathlen
, path
, typelen
, s
->type
, socklen
, s
->id
);
962 pathlen
, path
, socklen
, s
->id
);
963 STRV_FOREACH(a
, s
->triggered
)
965 a
== s
->triggered
? "" : ",", *a
);
969 on
= ansi_highlight();
974 on
= ansi_highlight_red();
978 if (!arg_no_legend
) {
979 printf("%s%u sockets listed.%s\n", on
, cs
, off
);
981 printf("Pass --all to see loaded but inactive sockets, too.\n");
987 static int list_sockets(int argc
, char *argv
[], void *userdata
) {
988 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
989 _cleanup_strv_free_
char **machines
= NULL
;
990 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
991 _cleanup_free_
struct socket_info
*socket_infos
= NULL
;
993 struct socket_info
*s
;
999 r
= acquire_bus(BUS_MANAGER
, &bus
);
1003 pager_open(arg_no_pager
, false);
1005 n
= get_unit_list_recursive(bus
, strv_skip(argv
, 1), &unit_infos
, &replies
, &machines
);
1009 for (u
= unit_infos
; u
< unit_infos
+ n
; u
++) {
1010 _cleanup_strv_free_
char **listening
= NULL
, **triggered
= NULL
;
1013 if (!endswith(u
->id
, ".socket"))
1016 r
= get_triggered_units(bus
, u
->unit_path
, &triggered
);
1020 c
= get_listening(bus
, u
->unit_path
, &listening
);
1026 if (!GREEDY_REALLOC(socket_infos
, size
, cs
+ c
)) {
1031 for (i
= 0; i
< c
; i
++)
1032 socket_infos
[cs
+ i
] = (struct socket_info
) {
1033 .machine
= u
->machine
,
1035 .type
= listening
[i
*2],
1036 .path
= listening
[i
*2 + 1],
1037 .triggered
= triggered
,
1038 .own_triggered
= i
==0,
1041 /* from this point on we will cleanup those socket_infos */
1044 listening
= triggered
= NULL
; /* avoid cleanup */
1047 qsort_safe(socket_infos
, cs
, sizeof(struct socket_info
),
1048 (__compar_fn_t
) socket_info_compare
);
1050 output_sockets_list(socket_infos
, cs
);
1053 assert(cs
== 0 || socket_infos
);
1054 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
1057 if (s
->own_triggered
)
1058 strv_free(s
->triggered
);
1064 static int get_next_elapse(
1067 dual_timestamp
*next
) {
1069 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1077 r
= sd_bus_get_property_trivial(
1079 "org.freedesktop.systemd1",
1081 "org.freedesktop.systemd1.Timer",
1082 "NextElapseUSecMonotonic",
1087 return log_error_errno(r
, "Failed to get next elapsation time: %s", bus_error_message(&error
, r
));
1089 r
= sd_bus_get_property_trivial(
1091 "org.freedesktop.systemd1",
1093 "org.freedesktop.systemd1.Timer",
1094 "NextElapseUSecRealtime",
1099 return log_error_errno(r
, "Failed to get next elapsation time: %s", bus_error_message(&error
, r
));
1105 static int get_last_trigger(
1110 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1117 r
= sd_bus_get_property_trivial(
1119 "org.freedesktop.systemd1",
1121 "org.freedesktop.systemd1.Timer",
1127 return log_error_errno(r
, "Failed to get last trigger time: %s", bus_error_message(&error
, r
));
1133 const char* machine
;
1136 usec_t last_trigger
;
1140 static int timer_info_compare(const struct timer_info
*a
, const struct timer_info
*b
) {
1146 if (!a
->machine
&& b
->machine
)
1148 if (a
->machine
&& !b
->machine
)
1150 if (a
->machine
&& b
->machine
) {
1151 o
= strcasecmp(a
->machine
, b
->machine
);
1156 if (a
->next_elapse
< b
->next_elapse
)
1158 if (a
->next_elapse
> b
->next_elapse
)
1161 return strcmp(a
->id
, b
->id
);
1164 static int output_timers_list(struct timer_info
*timer_infos
, unsigned n
) {
1165 struct timer_info
*t
;
1167 nextlen
= strlen("NEXT"),
1168 leftlen
= strlen("LEFT"),
1169 lastlen
= strlen("LAST"),
1170 passedlen
= strlen("PASSED"),
1171 unitlen
= strlen("UNIT"),
1172 activatelen
= strlen("ACTIVATES");
1174 const char *on
, *off
;
1176 assert(timer_infos
|| n
== 0);
1178 for (t
= timer_infos
; t
< timer_infos
+ n
; t
++) {
1182 if (t
->next_elapse
> 0) {
1183 char tstamp
[FORMAT_TIMESTAMP_MAX
] = "", trel
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "";
1185 format_timestamp(tstamp
, sizeof(tstamp
), t
->next_elapse
);
1186 nextlen
= MAX(nextlen
, strlen(tstamp
) + 1);
1188 format_timestamp_relative(trel
, sizeof(trel
), t
->next_elapse
);
1189 leftlen
= MAX(leftlen
, strlen(trel
));
1192 if (t
->last_trigger
> 0) {
1193 char tstamp
[FORMAT_TIMESTAMP_MAX
] = "", trel
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "";
1195 format_timestamp(tstamp
, sizeof(tstamp
), t
->last_trigger
);
1196 lastlen
= MAX(lastlen
, strlen(tstamp
) + 1);
1198 format_timestamp_relative(trel
, sizeof(trel
), t
->last_trigger
);
1199 passedlen
= MAX(passedlen
, strlen(trel
));
1202 unitlen
= MAX(unitlen
, strlen(t
->id
) + (t
->machine
? strlen(t
->machine
)+1 : 0));
1204 STRV_FOREACH(a
, t
->triggered
)
1205 ul
+= strlen(*a
) + 2*(a
!= t
->triggered
);
1207 activatelen
= MAX(activatelen
, ul
);
1212 printf("%-*s %-*s %-*s %-*s %-*s %s\n",
1216 passedlen
, "PASSED",
1220 for (t
= timer_infos
; t
< timer_infos
+ n
; t
++) {
1221 _cleanup_free_
char *j
= NULL
;
1223 char tstamp1
[FORMAT_TIMESTAMP_MAX
] = "n/a", trel1
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "n/a";
1224 char tstamp2
[FORMAT_TIMESTAMP_MAX
] = "n/a", trel2
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "n/a";
1227 format_timestamp(tstamp1
, sizeof(tstamp1
), t
->next_elapse
);
1228 format_timestamp_relative(trel1
, sizeof(trel1
), t
->next_elapse
);
1230 format_timestamp(tstamp2
, sizeof(tstamp2
), t
->last_trigger
);
1231 format_timestamp_relative(trel2
, sizeof(trel2
), t
->last_trigger
);
1234 j
= strjoin(t
->machine
, ":", t
->id
);
1241 printf("%-*s %-*s %-*s %-*s %-*s",
1242 nextlen
, tstamp1
, leftlen
, trel1
, lastlen
, tstamp2
, passedlen
, trel2
, unitlen
, unit
);
1244 STRV_FOREACH(a
, t
->triggered
)
1246 a
== t
->triggered
? "" : ",", *a
);
1250 on
= ansi_highlight();
1251 off
= ansi_normal();
1255 on
= ansi_highlight_red();
1256 off
= ansi_normal();
1259 if (!arg_no_legend
) {
1260 printf("%s%u timers listed.%s\n", on
, n
, off
);
1262 printf("Pass --all to see loaded but inactive timers, too.\n");
1268 static usec_t
calc_next_elapse(dual_timestamp
*nw
, dual_timestamp
*next
) {
1274 if (next
->monotonic
!= USEC_INFINITY
&& next
->monotonic
> 0) {
1277 if (next
->monotonic
> nw
->monotonic
)
1278 converted
= nw
->realtime
+ (next
->monotonic
- nw
->monotonic
);
1280 converted
= nw
->realtime
- (nw
->monotonic
- next
->monotonic
);
1282 if (next
->realtime
!= USEC_INFINITY
&& next
->realtime
> 0)
1283 next_elapse
= MIN(converted
, next
->realtime
);
1285 next_elapse
= converted
;
1288 next_elapse
= next
->realtime
;
1293 static int list_timers(int argc
, char *argv
[], void *userdata
) {
1294 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
1295 _cleanup_strv_free_
char **machines
= NULL
;
1296 _cleanup_free_
struct timer_info
*timer_infos
= NULL
;
1297 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
1298 struct timer_info
*t
;
1306 r
= acquire_bus(BUS_MANAGER
, &bus
);
1310 pager_open(arg_no_pager
, false);
1312 n
= get_unit_list_recursive(bus
, strv_skip(argv
, 1), &unit_infos
, &replies
, &machines
);
1316 dual_timestamp_get(&nw
);
1318 for (u
= unit_infos
; u
< unit_infos
+ n
; u
++) {
1319 _cleanup_strv_free_
char **triggered
= NULL
;
1320 dual_timestamp next
= DUAL_TIMESTAMP_NULL
;
1323 if (!endswith(u
->id
, ".timer"))
1326 r
= get_triggered_units(bus
, u
->unit_path
, &triggered
);
1330 r
= get_next_elapse(bus
, u
->unit_path
, &next
);
1334 get_last_trigger(bus
, u
->unit_path
, &last
);
1336 if (!GREEDY_REALLOC(timer_infos
, size
, c
+1)) {
1341 m
= calc_next_elapse(&nw
, &next
);
1343 timer_infos
[c
++] = (struct timer_info
) {
1344 .machine
= u
->machine
,
1347 .last_trigger
= last
,
1348 .triggered
= triggered
,
1351 triggered
= NULL
; /* avoid cleanup */
1354 qsort_safe(timer_infos
, c
, sizeof(struct timer_info
),
1355 (__compar_fn_t
) timer_info_compare
);
1357 output_timers_list(timer_infos
, c
);
1360 for (t
= timer_infos
; t
< timer_infos
+ c
; t
++)
1361 strv_free(t
->triggered
);
1366 static int compare_unit_file_list(const void *a
, const void *b
) {
1367 const char *d1
, *d2
;
1368 const UnitFileList
*u
= a
, *v
= b
;
1370 d1
= strrchr(u
->path
, '.');
1371 d2
= strrchr(v
->path
, '.');
1376 r
= strcasecmp(d1
, d2
);
1381 return strcasecmp(basename(u
->path
), basename(v
->path
));
1384 static bool output_show_unit_file(const UnitFileList
*u
, char **states
, char **patterns
) {
1387 if (!strv_fnmatch_or_empty(patterns
, basename(u
->path
), FNM_NOESCAPE
))
1390 if (!strv_isempty(arg_types
)) {
1393 dot
= strrchr(u
->path
, '.');
1397 if (!strv_find(arg_types
, dot
+1))
1401 if (!strv_isempty(states
) &&
1402 !strv_find(states
, unit_file_state_to_string(u
->state
)))
1408 static void output_unit_file_list(const UnitFileList
*units
, unsigned c
) {
1409 unsigned max_id_len
, id_cols
, state_cols
;
1410 const UnitFileList
*u
;
1412 max_id_len
= strlen("UNIT FILE");
1413 state_cols
= strlen("STATE");
1415 for (u
= units
; u
< units
+ c
; u
++) {
1416 max_id_len
= MAX(max_id_len
, strlen(basename(u
->path
)));
1417 state_cols
= MAX(state_cols
, strlen(unit_file_state_to_string(u
->state
)));
1421 unsigned basic_cols
;
1423 id_cols
= MIN(max_id_len
, 25u);
1424 basic_cols
= 1 + id_cols
+ state_cols
;
1425 if (basic_cols
< (unsigned) columns())
1426 id_cols
+= MIN(columns() - basic_cols
, max_id_len
- id_cols
);
1428 id_cols
= max_id_len
;
1430 if (!arg_no_legend
&& c
> 0)
1431 printf("%s%-*s %-*s%s\n",
1433 id_cols
, "UNIT FILE",
1434 state_cols
, "STATE",
1437 for (u
= units
; u
< units
+ c
; u
++) {
1438 _cleanup_free_
char *e
= NULL
;
1439 const char *on
, *off
, *on_underline
= "", *off_underline
= "";
1441 bool underline
= false;
1443 if (u
+ 1 < units
+ c
&&
1444 !streq(unit_type_suffix(u
->path
), unit_type_suffix((u
+ 1)->path
))) {
1445 on_underline
= ansi_underline();
1446 off_underline
= ansi_normal();
1450 if (IN_SET(u
->state
,
1452 UNIT_FILE_MASKED_RUNTIME
,
1455 on
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
1456 else if (u
->state
== UNIT_FILE_ENABLED
)
1457 on
= underline
? ansi_highlight_green_underline() : ansi_highlight_green();
1460 off
= off_underline
;
1462 id
= basename(u
->path
);
1464 e
= arg_full
? NULL
: ellipsize(id
, id_cols
, 33);
1466 printf("%s%-*s %s%-*s%s%s\n",
1468 id_cols
, e
? e
: id
,
1469 on
, state_cols
, unit_file_state_to_string(u
->state
), off
,
1474 printf("\n%u unit files listed.\n", c
);
1477 static int list_unit_files(int argc
, char *argv
[], void *userdata
) {
1478 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1479 _cleanup_free_ UnitFileList
*units
= NULL
;
1486 bool fallback
= false;
1488 if (install_client_side()) {
1494 h
= hashmap_new(&string_hash_ops
);
1498 r
= unit_file_get_list(arg_scope
, arg_root
, h
, arg_states
, strv_skip(argv
, 1));
1500 unit_file_list_free(h
);
1501 return log_error_errno(r
, "Failed to get unit file list: %m");
1504 n_units
= hashmap_size(h
);
1506 units
= new(UnitFileList
, n_units
?: 1); /* avoid malloc(0) */
1508 unit_file_list_free(h
);
1512 HASHMAP_FOREACH(u
, h
, i
) {
1513 if (!output_show_unit_file(u
, NULL
, NULL
))
1520 assert(c
<= n_units
);
1525 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
1526 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1529 r
= acquire_bus(BUS_MANAGER
, &bus
);
1533 r
= sd_bus_message_new_method_call(
1536 "org.freedesktop.systemd1",
1537 "/org/freedesktop/systemd1",
1538 "org.freedesktop.systemd1.Manager",
1539 "ListUnitFilesByPatterns");
1541 return bus_log_create_error(r
);
1543 r
= sd_bus_message_append_strv(m
, arg_states
);
1545 return bus_log_create_error(r
);
1547 r
= sd_bus_message_append_strv(m
, strv_skip(argv
, 1));
1549 return bus_log_create_error(r
);
1551 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
1552 if (r
< 0 && sd_bus_error_has_name(&error
, SD_BUS_ERROR_UNKNOWN_METHOD
)) {
1553 /* Fallback to legacy ListUnitFiles method */
1555 log_debug_errno(r
, "Failed to list unit files: %s Falling back to ListUnitsFiles method.", bus_error_message(&error
, r
));
1556 m
= sd_bus_message_unref(m
);
1557 sd_bus_error_free(&error
);
1559 r
= sd_bus_message_new_method_call(
1562 "org.freedesktop.systemd1",
1563 "/org/freedesktop/systemd1",
1564 "org.freedesktop.systemd1.Manager",
1567 return bus_log_create_error(r
);
1569 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
1572 return log_error_errno(r
, "Failed to list unit files: %s", bus_error_message(&error
, r
));
1574 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ss)");
1576 return bus_log_parse_error(r
);
1578 while ((r
= sd_bus_message_read(reply
, "(ss)", &path
, &state
)) > 0) {
1580 if (!GREEDY_REALLOC(units
, size
, c
+ 1))
1583 units
[c
] = (struct UnitFileList
) {
1585 unit_file_state_from_string(state
)
1588 if (output_show_unit_file(&units
[c
],
1589 fallback
? arg_states
: NULL
,
1590 fallback
? strv_skip(argv
, 1) : NULL
))
1595 return bus_log_parse_error(r
);
1597 r
= sd_bus_message_exit_container(reply
);
1599 return bus_log_parse_error(r
);
1602 pager_open(arg_no_pager
, false);
1604 qsort_safe(units
, c
, sizeof(UnitFileList
), compare_unit_file_list
);
1605 output_unit_file_list(units
, c
);
1607 if (install_client_side())
1608 for (unit
= units
; unit
< units
+ c
; unit
++)
1614 static int list_dependencies_print(const char *name
, int level
, unsigned int branches
, bool last
) {
1615 _cleanup_free_
char *n
= NULL
;
1616 size_t max_len
= MAX(columns(),20u);
1622 for (i
= level
- 1; i
>= 0; i
--) {
1624 if (len
> max_len
- 3 && !arg_full
) {
1625 printf("%s...\n",max_len
% 2 ? "" : " ");
1628 printf("%s", special_glyph(branches
& (1 << i
) ? TREE_VERTICAL
: TREE_SPACE
));
1632 if (len
> max_len
- 3 && !arg_full
) {
1633 printf("%s...\n",max_len
% 2 ? "" : " ");
1637 printf("%s", special_glyph(last
? TREE_RIGHT
: TREE_BRANCH
));
1641 printf("%s\n", name
);
1645 n
= ellipsize(name
, max_len
-len
, 100);
1653 static int list_dependencies_get_dependencies(sd_bus
*bus
, const char *name
, char ***deps
) {
1655 static const char *dependencies
[_DEPENDENCY_MAX
] = {
1656 [DEPENDENCY_FORWARD
] = "Requires\0"
1661 [DEPENDENCY_REVERSE
] = "RequiredBy\0"
1666 [DEPENDENCY_AFTER
] = "After\0",
1667 [DEPENDENCY_BEFORE
] = "Before\0",
1670 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1671 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1672 _cleanup_strv_free_
char **ret
= NULL
;
1673 _cleanup_free_
char *path
= NULL
;
1679 assert_cc(ELEMENTSOF(dependencies
) == _DEPENDENCY_MAX
);
1681 path
= unit_dbus_path_from_name(name
);
1685 r
= sd_bus_call_method(
1687 "org.freedesktop.systemd1",
1689 "org.freedesktop.DBus.Properties",
1693 "s", "org.freedesktop.systemd1.Unit");
1695 return log_error_errno(r
, "Failed to get properties of %s: %s", name
, bus_error_message(&error
, r
));
1697 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "{sv}");
1699 return bus_log_parse_error(r
);
1701 while ((r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_DICT_ENTRY
, "sv")) > 0) {
1704 r
= sd_bus_message_read(reply
, "s", &prop
);
1706 return bus_log_parse_error(r
);
1708 if (!nulstr_contains(dependencies
[arg_dependency
], prop
)) {
1709 r
= sd_bus_message_skip(reply
, "v");
1711 return bus_log_parse_error(r
);
1714 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_VARIANT
, "as");
1716 return bus_log_parse_error(r
);
1718 r
= bus_message_read_strv_extend(reply
, &ret
);
1720 return bus_log_parse_error(r
);
1722 r
= sd_bus_message_exit_container(reply
);
1724 return bus_log_parse_error(r
);
1727 r
= sd_bus_message_exit_container(reply
);
1729 return bus_log_parse_error(r
);
1733 return bus_log_parse_error(r
);
1735 r
= sd_bus_message_exit_container(reply
);
1737 return bus_log_parse_error(r
);
1739 *deps
= strv_uniq(ret
);
1745 static int list_dependencies_compare(const void *_a
, const void *_b
) {
1746 const char **a
= (const char**) _a
, **b
= (const char**) _b
;
1748 if (unit_name_to_type(*a
) == UNIT_TARGET
&& unit_name_to_type(*b
) != UNIT_TARGET
)
1750 if (unit_name_to_type(*a
) != UNIT_TARGET
&& unit_name_to_type(*b
) == UNIT_TARGET
)
1753 return strcasecmp(*a
, *b
);
1756 static int list_dependencies_one(
1761 unsigned int branches
) {
1763 _cleanup_strv_free_
char **deps
= NULL
;
1771 r
= strv_extend(units
, name
);
1775 r
= list_dependencies_get_dependencies(bus
, name
, &deps
);
1779 qsort_safe(deps
, strv_length(deps
), sizeof (char*), list_dependencies_compare
);
1781 STRV_FOREACH(c
, deps
) {
1782 if (strv_contains(*units
, *c
)) {
1785 r
= list_dependencies_print("...", level
+ 1, (branches
<< 1) | (c
[1] == NULL
? 0 : 1), 1);
1795 UnitActiveState active_state
= _UNIT_ACTIVE_STATE_INVALID
;
1798 (void) get_state_one_unit(bus
, *c
, &active_state
);
1800 switch (active_state
) {
1802 case UNIT_RELOADING
:
1803 case UNIT_ACTIVATING
:
1804 on
= ansi_highlight_green();
1808 case UNIT_DEACTIVATING
:
1813 on
= ansi_highlight_red();
1817 printf("%s%s%s ", on
, special_glyph(BLACK_CIRCLE
), ansi_normal());
1820 r
= list_dependencies_print(*c
, level
, branches
, c
[1] == NULL
);
1824 if (arg_all
|| unit_name_to_type(*c
) == UNIT_TARGET
) {
1825 r
= list_dependencies_one(bus
, *c
, level
+ 1, units
, (branches
<< 1) | (c
[1] == NULL
? 0 : 1));
1832 strv_remove(*units
, name
);
1837 static int list_dependencies(int argc
, char *argv
[], void *userdata
) {
1838 _cleanup_strv_free_
char **units
= NULL
;
1839 _cleanup_free_
char *unit
= NULL
;
1845 r
= unit_name_mangle(argv
[1], UNIT_NAME_NOGLOB
, &unit
);
1847 return log_error_errno(r
, "Failed to mangle unit name: %m");
1851 u
= SPECIAL_DEFAULT_TARGET
;
1853 r
= acquire_bus(BUS_MANAGER
, &bus
);
1857 pager_open(arg_no_pager
, false);
1861 return list_dependencies_one(bus
, u
, 0, &units
, 0);
1864 struct machine_info
{
1868 char *control_group
;
1869 uint32_t n_failed_units
;
1874 static const struct bus_properties_map machine_info_property_map
[] = {
1875 { "SystemState", "s", NULL
, offsetof(struct machine_info
, state
) },
1876 { "NJobs", "u", NULL
, offsetof(struct machine_info
, n_jobs
) },
1877 { "NFailedUnits", "u", NULL
, offsetof(struct machine_info
, n_failed_units
) },
1878 { "ControlGroup", "s", NULL
, offsetof(struct machine_info
, control_group
) },
1879 { "UserspaceTimestamp", "t", NULL
, offsetof(struct machine_info
, timestamp
) },
1883 static void machine_info_clear(struct machine_info
*info
) {
1888 free(info
->control_group
);
1892 static void free_machines_list(struct machine_info
*machine_infos
, int n
) {
1898 for (i
= 0; i
< n
; i
++)
1899 machine_info_clear(&machine_infos
[i
]);
1901 free(machine_infos
);
1904 static int compare_machine_info(const void *a
, const void *b
) {
1905 const struct machine_info
*u
= a
, *v
= b
;
1907 if (u
->is_host
!= v
->is_host
)
1908 return u
->is_host
> v
->is_host
? -1 : 1;
1910 return strcasecmp(u
->name
, v
->name
);
1913 static int get_machine_properties(sd_bus
*bus
, struct machine_info
*mi
) {
1914 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*container
= NULL
;
1920 r
= sd_bus_open_system_machine(&container
, mi
->name
);
1927 r
= bus_map_all_properties(bus
, "org.freedesktop.systemd1", "/org/freedesktop/systemd1", machine_info_property_map
, NULL
, mi
);
1934 static bool output_show_machine(const char *name
, char **patterns
) {
1935 return strv_fnmatch_or_empty(patterns
, name
, FNM_NOESCAPE
);
1938 static int get_machine_list(
1940 struct machine_info
**_machine_infos
,
1943 struct machine_info
*machine_infos
= NULL
;
1944 _cleanup_strv_free_
char **m
= NULL
;
1945 _cleanup_free_
char *hn
= NULL
;
1950 hn
= gethostname_malloc();
1954 if (output_show_machine(hn
, patterns
)) {
1955 if (!GREEDY_REALLOC0(machine_infos
, sz
, c
+1))
1958 machine_infos
[c
].is_host
= true;
1959 machine_infos
[c
].name
= hn
;
1962 (void) get_machine_properties(bus
, &machine_infos
[c
]);
1966 r
= sd_get_machine_names(&m
);
1968 return log_error_errno(r
, "Failed to get machine list: %m");
1970 STRV_FOREACH(i
, m
) {
1971 _cleanup_free_
char *class = NULL
;
1973 if (!output_show_machine(*i
, patterns
))
1976 sd_machine_get_class(*i
, &class);
1977 if (!streq_ptr(class, "container"))
1980 if (!GREEDY_REALLOC0(machine_infos
, sz
, c
+1)) {
1981 free_machines_list(machine_infos
, c
);
1985 machine_infos
[c
].is_host
= false;
1986 machine_infos
[c
].name
= strdup(*i
);
1987 if (!machine_infos
[c
].name
) {
1988 free_machines_list(machine_infos
, c
);
1992 (void) get_machine_properties(NULL
, &machine_infos
[c
]);
1996 *_machine_infos
= machine_infos
;
2000 static void output_machines_list(struct machine_info
*machine_infos
, unsigned n
) {
2001 struct machine_info
*m
;
2004 namelen
= sizeof("NAME") - 1,
2005 statelen
= sizeof("STATE") - 1,
2006 failedlen
= sizeof("FAILED") - 1,
2007 jobslen
= sizeof("JOBS") - 1;
2009 assert(machine_infos
|| n
== 0);
2011 for (m
= machine_infos
; m
< machine_infos
+ n
; m
++) {
2012 namelen
= MAX(namelen
, strlen(m
->name
) + (m
->is_host
? sizeof(" (host)") - 1 : 0));
2013 statelen
= MAX(statelen
, strlen_ptr(m
->state
));
2014 failedlen
= MAX(failedlen
, DECIMAL_STR_WIDTH(m
->n_failed_units
));
2015 jobslen
= MAX(jobslen
, DECIMAL_STR_WIDTH(m
->n_jobs
));
2017 if (!arg_plain
&& !streq_ptr(m
->state
, "running"))
2021 if (!arg_no_legend
) {
2025 printf("%-*s %-*s %-*s %-*s\n",
2028 failedlen
, "FAILED",
2032 for (m
= machine_infos
; m
< machine_infos
+ n
; m
++) {
2033 const char *on_state
= "", *off_state
= "";
2034 const char *on_failed
= "", *off_failed
= "";
2035 bool circle
= false;
2037 if (streq_ptr(m
->state
, "degraded")) {
2038 on_state
= ansi_highlight_red();
2039 off_state
= ansi_normal();
2041 } else if (!streq_ptr(m
->state
, "running")) {
2042 on_state
= ansi_highlight_yellow();
2043 off_state
= ansi_normal();
2047 if (m
->n_failed_units
> 0) {
2048 on_failed
= ansi_highlight_red();
2049 off_failed
= ansi_normal();
2051 on_failed
= off_failed
= "";
2054 printf("%s%s%s ", on_state
, circle
? special_glyph(BLACK_CIRCLE
) : " ", off_state
);
2057 printf("%-*s (host) %s%-*s%s %s%*" PRIu32
"%s %*" PRIu32
"\n",
2058 (int) (namelen
- (sizeof(" (host)")-1)), strna(m
->name
),
2059 on_state
, statelen
, strna(m
->state
), off_state
,
2060 on_failed
, failedlen
, m
->n_failed_units
, off_failed
,
2061 jobslen
, m
->n_jobs
);
2063 printf("%-*s %s%-*s%s %s%*" PRIu32
"%s %*" PRIu32
"\n",
2064 namelen
, strna(m
->name
),
2065 on_state
, statelen
, strna(m
->state
), off_state
,
2066 on_failed
, failedlen
, m
->n_failed_units
, off_failed
,
2067 jobslen
, m
->n_jobs
);
2071 printf("\n%u machines listed.\n", n
);
2074 static int list_machines(int argc
, char *argv
[], void *userdata
) {
2075 struct machine_info
*machine_infos
= NULL
;
2079 if (geteuid() != 0) {
2080 log_error("Must be root.");
2084 r
= acquire_bus(BUS_MANAGER
, &bus
);
2088 r
= get_machine_list(bus
, &machine_infos
, strv_skip(argv
, 1));
2092 pager_open(arg_no_pager
, false);
2094 qsort_safe(machine_infos
, r
, sizeof(struct machine_info
), compare_machine_info
);
2095 output_machines_list(machine_infos
, r
);
2096 free_machines_list(machine_infos
, r
);
2101 static int get_default(int argc
, char *argv
[], void *userdata
) {
2102 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2103 _cleanup_free_
char *_path
= NULL
;
2107 if (install_client_side()) {
2108 r
= unit_file_get_default(arg_scope
, arg_root
, &_path
);
2110 return log_error_errno(r
, "Failed to get default target: %m");
2115 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2118 r
= acquire_bus(BUS_MANAGER
, &bus
);
2122 r
= sd_bus_call_method(
2124 "org.freedesktop.systemd1",
2125 "/org/freedesktop/systemd1",
2126 "org.freedesktop.systemd1.Manager",
2132 return log_error_errno(r
, "Failed to get default target: %s", bus_error_message(&error
, r
));
2134 r
= sd_bus_message_read(reply
, "s", &path
);
2136 return bus_log_parse_error(r
);
2140 printf("%s\n", path
);
2145 static int set_default(int argc
, char *argv
[], void *userdata
) {
2146 _cleanup_free_
char *unit
= NULL
;
2147 UnitFileChange
*changes
= NULL
;
2148 unsigned n_changes
= 0;
2154 r
= unit_name_mangle_with_suffix(argv
[1], UNIT_NAME_NOGLOB
, ".target", &unit
);
2156 return log_error_errno(r
, "Failed to mangle unit name: %m");
2158 if (install_client_side()) {
2159 r
= unit_file_set_default(arg_scope
, UNIT_FILE_FORCE
, arg_root
, unit
, &changes
, &n_changes
);
2160 unit_file_dump_changes(r
, "set default", changes
, n_changes
, arg_quiet
);
2165 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2166 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2169 polkit_agent_open_if_enabled();
2171 r
= acquire_bus(BUS_MANAGER
, &bus
);
2175 r
= sd_bus_call_method(
2177 "org.freedesktop.systemd1",
2178 "/org/freedesktop/systemd1",
2179 "org.freedesktop.systemd1.Manager",
2185 return log_error_errno(r
, "Failed to set default target: %s", bus_error_message(&error
, r
));
2187 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
2191 /* Try to reload if enabled */
2193 r
= daemon_reload(argc
, argv
, userdata
);
2199 unit_file_changes_free(changes
, n_changes
);
2204 static int output_waiting_jobs(sd_bus
*bus
, uint32_t id
, const char *method
, const char *prefix
) {
2205 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2206 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2207 const char *name
, *type
, *state
, *job_path
, *unit_path
;
2213 r
= sd_bus_call_method(
2215 "org.freedesktop.systemd1",
2216 "/org/freedesktop/systemd1",
2217 "org.freedesktop.systemd1.Manager",
2223 return log_debug_errno(r
, "Failed to get waiting jobs for job %" PRIu32
, id
);
2225 r
= sd_bus_message_enter_container(reply
, 'a', "(usssoo)");
2227 return bus_log_parse_error(r
);
2229 while ((r
= sd_bus_message_read(reply
, "(usssoo)", &other_id
, &name
, &type
, &state
, &job_path
, &unit_path
)) > 0)
2230 printf("%s %u (%s/%s)\n", prefix
, other_id
, name
, type
);
2232 return bus_log_parse_error(r
);
2234 r
= sd_bus_message_exit_container(reply
);
2236 return bus_log_parse_error(r
);
2243 const char *name
, *type
, *state
;
2246 static void output_jobs_list(sd_bus
*bus
, const struct job_info
* jobs
, unsigned n
, bool skipped
) {
2247 unsigned id_len
, unit_len
, type_len
, state_len
;
2248 const struct job_info
*j
;
2249 const char *on
, *off
;
2250 bool shorten
= false;
2252 assert(n
== 0 || jobs
);
2255 if (!arg_no_legend
) {
2256 on
= ansi_highlight_green();
2257 off
= ansi_normal();
2259 printf("%sNo jobs %s.%s\n", on
, skipped
? "listed" : "running", off
);
2264 pager_open(arg_no_pager
, false);
2266 id_len
= strlen("JOB");
2267 unit_len
= strlen("UNIT");
2268 type_len
= strlen("TYPE");
2269 state_len
= strlen("STATE");
2271 for (j
= jobs
; j
< jobs
+ n
; j
++) {
2272 uint32_t id
= j
->id
;
2273 assert(j
->name
&& j
->type
&& j
->state
);
2275 id_len
= MAX(id_len
, DECIMAL_STR_WIDTH(id
));
2276 unit_len
= MAX(unit_len
, strlen(j
->name
));
2277 type_len
= MAX(type_len
, strlen(j
->type
));
2278 state_len
= MAX(state_len
, strlen(j
->state
));
2281 if (!arg_full
&& id_len
+ 1 + unit_len
+ type_len
+ 1 + state_len
> columns()) {
2282 unit_len
= MAX(33u, columns() - id_len
- type_len
- state_len
- 3);
2287 printf("%*s %-*s %-*s %-*s\n",
2291 state_len
, "STATE");
2293 for (j
= jobs
; j
< jobs
+ n
; j
++) {
2294 _cleanup_free_
char *e
= NULL
;
2296 if (streq(j
->state
, "running")) {
2297 on
= ansi_highlight();
2298 off
= ansi_normal();
2302 e
= shorten
? ellipsize(j
->name
, unit_len
, 33) : NULL
;
2303 printf("%*u %s%-*s%s %-*s %s%-*s%s\n",
2305 on
, unit_len
, e
? e
: j
->name
, off
,
2307 on
, state_len
, j
->state
, off
);
2310 output_waiting_jobs(bus
, j
->id
, "GetJobAfter", "\twaiting for job");
2311 if (arg_jobs_before
)
2312 output_waiting_jobs(bus
, j
->id
, "GetJobBefore", "\tblocking job");
2315 if (!arg_no_legend
) {
2316 on
= ansi_highlight();
2317 off
= ansi_normal();
2319 printf("\n%s%u jobs listed%s.\n", on
, n
, off
);
2323 static bool output_show_job(struct job_info
*job
, char **patterns
) {
2324 return strv_fnmatch_or_empty(patterns
, job
->name
, FNM_NOESCAPE
);
2327 static int list_jobs(int argc
, char *argv
[], void *userdata
) {
2328 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2329 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2330 const char *name
, *type
, *state
, *job_path
, *unit_path
;
2331 _cleanup_free_
struct job_info
*jobs
= NULL
;
2337 bool skipped
= false;
2339 r
= acquire_bus(BUS_MANAGER
, &bus
);
2343 r
= sd_bus_call_method(
2345 "org.freedesktop.systemd1",
2346 "/org/freedesktop/systemd1",
2347 "org.freedesktop.systemd1.Manager",
2353 return log_error_errno(r
, "Failed to list jobs: %s", bus_error_message(&error
, r
));
2355 r
= sd_bus_message_enter_container(reply
, 'a', "(usssoo)");
2357 return bus_log_parse_error(r
);
2359 while ((r
= sd_bus_message_read(reply
, "(usssoo)", &id
, &name
, &type
, &state
, &job_path
, &unit_path
)) > 0) {
2360 struct job_info job
= { id
, name
, type
, state
};
2362 if (!output_show_job(&job
, strv_skip(argv
, 1))) {
2367 if (!GREEDY_REALLOC(jobs
, size
, c
+ 1))
2373 return bus_log_parse_error(r
);
2375 r
= sd_bus_message_exit_container(reply
);
2377 return bus_log_parse_error(r
);
2379 pager_open(arg_no_pager
, false);
2381 output_jobs_list(bus
, jobs
, c
, skipped
);
2385 static int cancel_job(int argc
, char *argv
[], void *userdata
) {
2391 return trivial_method(argc
, argv
, userdata
);
2393 r
= acquire_bus(BUS_MANAGER
, &bus
);
2397 polkit_agent_open_if_enabled();
2399 STRV_FOREACH(name
, strv_skip(argv
, 1)) {
2400 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2404 q
= safe_atou32(*name
, &id
);
2406 return log_error_errno(q
, "Failed to parse job id \"%s\": %m", *name
);
2408 q
= sd_bus_call_method(
2410 "org.freedesktop.systemd1",
2411 "/org/freedesktop/systemd1",
2412 "org.freedesktop.systemd1.Manager",
2418 log_error_errno(q
, "Failed to cancel job %"PRIu32
": %s", id
, bus_error_message(&error
, q
));
2427 static int need_daemon_reload(sd_bus
*bus
, const char *unit
) {
2428 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2432 /* We ignore all errors here, since this is used to show a
2435 /* We don't use unit_dbus_path_from_name() directly since we
2436 * don't want to load the unit if it isn't loaded. */
2438 r
= sd_bus_call_method(
2440 "org.freedesktop.systemd1",
2441 "/org/freedesktop/systemd1",
2442 "org.freedesktop.systemd1.Manager",
2450 r
= sd_bus_message_read(reply
, "o", &path
);
2454 r
= sd_bus_get_property_trivial(
2456 "org.freedesktop.systemd1",
2458 "org.freedesktop.systemd1.Unit",
2468 static void warn_unit_file_changed(const char *name
) {
2471 log_warning("%sWarning:%s %s changed on disk. Run 'systemctl%s daemon-reload' to reload units.",
2472 ansi_highlight_red(),
2475 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user");
2478 static int unit_file_find_path(LookupPaths
*lp
, const char *unit_name
, char **unit_path
) {
2485 STRV_FOREACH(p
, lp
->search_path
) {
2486 _cleanup_free_
char *path
= NULL
, *lpath
= NULL
;
2489 path
= path_join(NULL
, *p
, unit_name
);
2493 r
= chase_symlinks(path
, arg_root
, 0, &lpath
);
2499 return log_error_errno(r
, "Failed to access path '%s': %m", path
);
2509 static int unit_find_paths(
2511 const char *unit_name
,
2513 char **fragment_path
,
2514 char ***dropin_paths
) {
2516 _cleanup_free_
char *path
= NULL
;
2517 _cleanup_strv_free_
char **dropins
= NULL
;
2521 * Finds where the unit is defined on disk. Returns 0 if the unit
2522 * is not found. Returns 1 if it is found, and sets
2523 * - the path to the unit in *path, if it exists on disk,
2524 * - and a strv of existing drop-ins in *dropins,
2525 * if the arg is not NULL and any dropins were found.
2529 assert(fragment_path
);
2532 if (!install_client_side() && !unit_name_is_valid(unit_name
, UNIT_NAME_TEMPLATE
)) {
2533 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2534 _cleanup_free_
char *unit
= NULL
;
2536 unit
= unit_dbus_path_from_name(unit_name
);
2540 r
= sd_bus_get_property_string(
2542 "org.freedesktop.systemd1",
2544 "org.freedesktop.systemd1.Unit",
2549 return log_error_errno(r
, "Failed to get FragmentPath: %s", bus_error_message(&error
, r
));
2552 r
= sd_bus_get_property_strv(
2554 "org.freedesktop.systemd1",
2556 "org.freedesktop.systemd1.Unit",
2561 return log_error_errno(r
, "Failed to get DropInPaths: %s", bus_error_message(&error
, r
));
2564 _cleanup_set_free_ Set
*names
;
2565 _cleanup_free_
char *template = NULL
;
2567 names
= set_new(NULL
);
2571 r
= unit_file_find_path(lp
, unit_name
, &path
);
2576 r
= unit_name_template(unit_name
, &template);
2577 if (r
< 0 && r
!= -EINVAL
)
2578 return log_error_errno(r
, "Failed to determine template name: %m");
2580 r
= unit_file_find_path(lp
, template, &path
);
2587 /* We found the unit file. If we followed symlinks, this name might be
2588 * different then the unit_name with started with. Look for dropins matching
2589 * that "final" name. */
2590 r
= set_put(names
, basename(path
));
2592 /* No unit file, let's look for dropins matching the original name.
2593 * systemd has fairly complicated rules (based on unit type and provenience),
2594 * which units are allowed not to have the main unit file. We err on the
2595 * side of including too many files, and always try to load dropins. */
2596 r
= set_put(names
, unit_name
);
2598 /* The cases where we allow a unit to exist without the main file are
2599 * never valid for templates. Don't try to load dropins in this case. */
2603 return log_error_errno(r
, "Failed to add unit name: %m");
2606 r
= unit_file_find_dropin_conf_paths(arg_root
, lp
->search_path
,
2607 NULL
, names
, &dropins
);
2615 if (!isempty(path
)) {
2616 *fragment_path
= path
;
2621 if (dropin_paths
&& !strv_isempty(dropins
)) {
2622 *dropin_paths
= dropins
;
2627 if (r
== 0 && !arg_force
)
2628 log_error("No files found for %s.", unit_name
);
2633 static int get_state_one_unit(sd_bus
*bus
, const char *name
, UnitActiveState
*active_state
) {
2634 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2635 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2636 _cleanup_free_
char *buf
= NULL
;
2637 UnitActiveState state
;
2642 assert(active_state
);
2644 /* We don't use unit_dbus_path_from_name() directly since we don't want to load the unit unnecessarily, if it
2646 r
= sd_bus_call_method(
2648 "org.freedesktop.systemd1",
2649 "/org/freedesktop/systemd1",
2650 "org.freedesktop.systemd1.Manager",
2656 if (!sd_bus_error_has_name(&error
, BUS_ERROR_NO_SUCH_UNIT
))
2657 return log_error_errno(r
, "Failed to retrieve unit: %s", bus_error_message(&error
, r
));
2659 /* The unit is currently not loaded, hence say it's "inactive", since all units that aren't loaded are
2660 * considered inactive. */
2661 state
= UNIT_INACTIVE
;
2664 r
= sd_bus_message_read(reply
, "o", &path
);
2666 return bus_log_parse_error(r
);
2668 r
= sd_bus_get_property_string(
2670 "org.freedesktop.systemd1",
2672 "org.freedesktop.systemd1.Unit",
2677 return log_error_errno(r
, "Failed to retrieve unit state: %s", bus_error_message(&error
, r
));
2679 state
= unit_active_state_from_string(buf
);
2680 if (state
== _UNIT_ACTIVE_STATE_INVALID
) {
2681 log_error("Invalid unit state '%s' for: %s", buf
, name
);
2686 *active_state
= state
;
2690 static int check_triggering_units(
2694 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2695 _cleanup_free_
char *path
= NULL
, *n
= NULL
, *load_state
= NULL
;
2696 _cleanup_strv_free_
char **triggered_by
= NULL
;
2697 bool print_warning_label
= true;
2698 UnitActiveState active_state
;
2702 r
= unit_name_mangle(name
, UNIT_NAME_NOGLOB
, &n
);
2704 return log_error_errno(r
, "Failed to mangle unit name: %m");
2706 path
= unit_dbus_path_from_name(n
);
2710 r
= sd_bus_get_property_string(
2712 "org.freedesktop.systemd1",
2714 "org.freedesktop.systemd1.Unit",
2719 return log_error_errno(r
, "Failed to get load state of %s: %s", n
, bus_error_message(&error
, r
));
2721 if (streq(load_state
, "masked"))
2724 r
= sd_bus_get_property_strv(
2726 "org.freedesktop.systemd1",
2728 "org.freedesktop.systemd1.Unit",
2733 return log_error_errno(r
, "Failed to get triggered by array of %s: %s", n
, bus_error_message(&error
, r
));
2735 STRV_FOREACH(i
, triggered_by
) {
2736 r
= get_state_one_unit(bus
, *i
, &active_state
);
2740 if (!IN_SET(active_state
, UNIT_ACTIVE
, UNIT_RELOADING
))
2743 if (print_warning_label
) {
2744 log_warning("Warning: Stopping %s, but it can still be activated by:", n
);
2745 print_warning_label
= false;
2748 log_warning(" %s", *i
);
2754 static const struct {
2757 } unit_actions
[] = {
2758 { "start", "StartUnit" },
2759 { "stop", "StopUnit" },
2760 { "condstop", "StopUnit" },
2761 { "reload", "ReloadUnit" },
2762 { "restart", "RestartUnit" },
2763 { "try-restart", "TryRestartUnit" },
2764 { "condrestart", "TryRestartUnit" },
2765 { "reload-or-restart", "ReloadOrRestartUnit" },
2766 { "try-reload-or-restart", "ReloadOrTryRestartUnit" },
2767 { "reload-or-try-restart", "ReloadOrTryRestartUnit" },
2768 { "condreload", "ReloadOrTryRestartUnit" },
2769 { "force-reload", "ReloadOrTryRestartUnit" }
2772 static const char *verb_to_method(const char *verb
) {
2775 for (i
= 0; i
< ELEMENTSOF(unit_actions
); i
++)
2776 if (streq_ptr(unit_actions
[i
].verb
, verb
))
2777 return unit_actions
[i
].method
;
2782 static const char *method_to_verb(const char *method
) {
2785 for (i
= 0; i
< ELEMENTSOF(unit_actions
); i
++)
2786 if (streq_ptr(unit_actions
[i
].method
, method
))
2787 return unit_actions
[i
].verb
;
2799 static void wait_context_free(WaitContext
*c
) {
2800 c
->match
= sd_bus_slot_unref(c
->match
);
2801 c
->event
= sd_event_unref(c
->event
);
2802 c
->unit_paths
= set_free_free(c
->unit_paths
);
2805 static int on_properties_changed(sd_bus_message
*m
, void *userdata
, sd_bus_error
*error
) {
2806 WaitContext
*c
= userdata
;
2810 path
= sd_bus_message_get_path(m
);
2811 if (!set_contains(c
->unit_paths
, path
))
2814 /* Check if ActiveState changed to inactive/failed */
2815 /* (s interface, a{sv} changed_properties, as invalidated_properties) */
2816 r
= sd_bus_message_skip(m
, "s");
2818 return bus_log_parse_error(r
);
2820 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "{sv}");
2822 return bus_log_parse_error(r
);
2824 while ((r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_DICT_ENTRY
, "sv")) > 0) {
2827 r
= sd_bus_message_read(m
, "s", &s
);
2829 return bus_log_parse_error(r
);
2831 if (streq(s
, "ActiveState")) {
2834 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_VARIANT
, "s");
2836 return bus_log_parse_error(r
);
2838 r
= sd_bus_message_read(m
, "s", &s
);
2840 return bus_log_parse_error(r
);
2842 is_failed
= streq(s
, "failed");
2843 if (streq(s
, "inactive") || is_failed
) {
2844 log_debug("%s became %s, dropping from --wait tracking", path
, s
);
2845 free(set_remove(c
->unit_paths
, path
));
2846 c
->any_failed
= c
->any_failed
|| is_failed
;
2848 log_debug("ActiveState on %s changed to %s", path
, s
);
2850 break; /* no need to dissect the rest of the message */
2852 /* other property */
2853 r
= sd_bus_message_skip(m
, "v");
2855 return bus_log_parse_error(r
);
2857 r
= sd_bus_message_exit_container(m
);
2859 return bus_log_parse_error(r
);
2862 return bus_log_parse_error(r
);
2864 if (set_isempty(c
->unit_paths
))
2865 sd_event_exit(c
->event
, EXIT_SUCCESS
);
2870 static int start_unit_one(
2875 sd_bus_error
*error
,
2877 WaitContext
*wait_context
) {
2879 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2889 _cleanup_free_
char *unit_path
= NULL
;
2892 log_debug("Watching for property changes of %s", name
);
2893 r
= sd_bus_call_method(
2895 "org.freedesktop.systemd1",
2896 "/org/freedesktop/systemd1",
2897 "org.freedesktop.systemd1.Manager",
2903 return log_error_errno(r
, "Failed to RefUnit %s: %s", name
, bus_error_message(error
, r
));
2905 unit_path
= unit_dbus_path_from_name(name
);
2909 r
= set_put_strdup(wait_context
->unit_paths
, unit_path
);
2911 return log_error_errno(r
, "Failed to add unit path %s to set: %m", unit_path
);
2913 mt
= strjoina("type='signal',"
2914 "interface='org.freedesktop.DBus.Properties',"
2915 "path='", unit_path
, "',"
2916 "member='PropertiesChanged'");
2917 r
= sd_bus_add_match(bus
, &wait_context
->match
, mt
, on_properties_changed
, wait_context
);
2919 return log_error_errno(r
, "Failed to add match for PropertiesChanged signal: %m");
2922 log_debug("Calling manager for %s on %s, %s", method
, name
, mode
);
2924 r
= sd_bus_call_method(
2926 "org.freedesktop.systemd1",
2927 "/org/freedesktop/systemd1",
2928 "org.freedesktop.systemd1.Manager",
2936 /* There's always a fallback possible for legacy actions. */
2937 if (arg_action
!= ACTION_SYSTEMCTL
)
2940 verb
= method_to_verb(method
);
2942 log_error("Failed to %s %s: %s", verb
, name
, bus_error_message(error
, r
));
2944 if (!sd_bus_error_has_name(error
, BUS_ERROR_NO_SUCH_UNIT
) &&
2945 !sd_bus_error_has_name(error
, BUS_ERROR_UNIT_MASKED
))
2946 log_error("See %s logs and 'systemctl%s status%s %s' for details.",
2947 arg_scope
== UNIT_FILE_SYSTEM
? "system" : "user",
2948 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user",
2949 name
[0] == '-' ? " --" : "",
2955 r
= sd_bus_message_read(reply
, "o", &path
);
2957 return bus_log_parse_error(r
);
2959 if (need_daemon_reload(bus
, name
) > 0)
2960 warn_unit_file_changed(name
);
2963 log_debug("Adding %s to the set", path
);
2964 r
= bus_wait_for_jobs_add(w
, path
);
2972 static int expand_names(sd_bus
*bus
, char **names
, const char* suffix
, char ***ret
) {
2973 _cleanup_strv_free_
char **mangled
= NULL
, **globs
= NULL
;
2980 STRV_FOREACH(name
, names
) {
2984 r
= unit_name_mangle_with_suffix(*name
, UNIT_NAME_GLOB
, suffix
, &t
);
2986 r
= unit_name_mangle(*name
, UNIT_NAME_GLOB
, &t
);
2988 return log_error_errno(r
, "Failed to mangle name: %m");
2990 if (string_is_glob(t
))
2991 r
= strv_consume(&globs
, t
);
2993 r
= strv_consume(&mangled
, t
);
2998 /* Query the manager only if any of the names are a glob, since
2999 * this is fairly expensive */
3000 if (!strv_isempty(globs
)) {
3001 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
3002 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
3003 size_t allocated
, n
;
3005 r
= get_unit_list(bus
, NULL
, globs
, &unit_infos
, 0, &reply
);
3009 n
= strv_length(mangled
);
3012 for (i
= 0; i
< r
; i
++) {
3013 if (!GREEDY_REALLOC(mangled
, allocated
, n
+2))
3016 mangled
[n
] = strdup(unit_infos
[i
].id
);
3020 mangled
[++n
] = NULL
;
3025 mangled
= NULL
; /* do not free */
3030 static const struct {
3034 } action_table
[_ACTION_MAX
] = {
3035 [ACTION_HALT
] = { SPECIAL_HALT_TARGET
, "halt", "replace-irreversibly" },
3036 [ACTION_POWEROFF
] = { SPECIAL_POWEROFF_TARGET
, "poweroff", "replace-irreversibly" },
3037 [ACTION_REBOOT
] = { SPECIAL_REBOOT_TARGET
, "reboot", "replace-irreversibly" },
3038 [ACTION_KEXEC
] = { SPECIAL_KEXEC_TARGET
, "kexec", "replace-irreversibly" },
3039 [ACTION_RUNLEVEL2
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
3040 [ACTION_RUNLEVEL3
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
3041 [ACTION_RUNLEVEL4
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
3042 [ACTION_RUNLEVEL5
] = { SPECIAL_GRAPHICAL_TARGET
, NULL
, "isolate" },
3043 [ACTION_RESCUE
] = { SPECIAL_RESCUE_TARGET
, "rescue", "isolate" },
3044 [ACTION_EMERGENCY
] = { SPECIAL_EMERGENCY_TARGET
, "emergency", "isolate" },
3045 [ACTION_DEFAULT
] = { SPECIAL_DEFAULT_TARGET
, "default", "isolate" },
3046 [ACTION_EXIT
] = { SPECIAL_EXIT_TARGET
, "exit", "replace-irreversibly" },
3047 [ACTION_SUSPEND
] = { SPECIAL_SUSPEND_TARGET
, "suspend", "replace-irreversibly" },
3048 [ACTION_HIBERNATE
] = { SPECIAL_HIBERNATE_TARGET
, "hibernate", "replace-irreversibly" },
3049 [ACTION_HYBRID_SLEEP
] = { SPECIAL_HYBRID_SLEEP_TARGET
, "hybrid-sleep", "replace-irreversibly" },
3052 static enum action
verb_to_action(const char *verb
) {
3055 for (i
= _ACTION_INVALID
; i
< _ACTION_MAX
; i
++)
3056 if (streq_ptr(action_table
[i
].verb
, verb
))
3059 return _ACTION_INVALID
;
3062 static int start_unit(int argc
, char *argv
[], void *userdata
) {
3063 _cleanup_(bus_wait_for_jobs_freep
) BusWaitForJobs
*w
= NULL
;
3064 const char *method
, *mode
, *one_name
, *suffix
= NULL
;
3065 _cleanup_strv_free_
char **names
= NULL
;
3067 _cleanup_(wait_context_free
) WaitContext wait_context
= {};
3071 if (arg_wait
&& !strstr(argv
[0], "start")) {
3072 log_error("--wait may only be used with a command that starts units.");
3076 /* we cannot do sender tracking on the private bus, so we need the full
3077 * one for RefUnit to implement --wait */
3078 r
= acquire_bus(arg_wait
? BUS_FULL
: BUS_MANAGER
, &bus
);
3082 ask_password_agent_open_if_enabled();
3083 polkit_agent_open_if_enabled();
3085 if (arg_action
== ACTION_SYSTEMCTL
) {
3088 method
= verb_to_method(argv
[0]);
3089 action
= verb_to_action(argv
[0]);
3091 if (streq(argv
[0], "isolate")) {
3095 mode
= action_table
[action
].mode
?: arg_job_mode
;
3097 one_name
= action_table
[action
].target
;
3099 assert(arg_action
< ELEMENTSOF(action_table
));
3100 assert(action_table
[arg_action
].target
);
3102 method
= "StartUnit";
3104 mode
= action_table
[arg_action
].mode
;
3105 one_name
= action_table
[arg_action
].target
;
3109 names
= strv_new(one_name
, NULL
);
3111 r
= expand_names(bus
, strv_skip(argv
, 1), suffix
, &names
);
3113 return log_error_errno(r
, "Failed to expand names: %m");
3116 if (!arg_no_block
) {
3117 r
= bus_wait_for_jobs_new(bus
, &w
);
3119 return log_error_errno(r
, "Could not watch jobs: %m");
3123 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3125 wait_context
.unit_paths
= set_new(&string_hash_ops
);
3126 if (!wait_context
.unit_paths
)
3129 r
= sd_bus_call_method(
3131 "org.freedesktop.systemd1",
3132 "/org/freedesktop/systemd1",
3133 "org.freedesktop.systemd1.Manager",
3138 return log_error_errno(r
, "Failed to enable subscription: %s", bus_error_message(&error
, r
));
3139 r
= sd_event_default(&wait_context
.event
);
3141 return log_error_errno(r
, "Failed to allocate event loop: %m");
3142 r
= sd_bus_attach_event(bus
, wait_context
.event
, 0);
3144 return log_error_errno(r
, "Failed to attach bus to event loop: %m");
3147 STRV_FOREACH(name
, names
) {
3148 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3151 q
= start_unit_one(bus
, method
, *name
, mode
, &error
, w
, arg_wait
? &wait_context
: NULL
);
3152 if (r
>= 0 && q
< 0)
3153 r
= translate_bus_error_to_exit_status(q
, &error
);
3156 if (!arg_no_block
) {
3157 int q
, arg_count
= 0;
3158 const char* extra_args
[4] = {};
3160 if (arg_scope
!= UNIT_FILE_SYSTEM
)
3161 extra_args
[arg_count
++] = "--user";
3163 assert(IN_SET(arg_transport
, BUS_TRANSPORT_LOCAL
, BUS_TRANSPORT_REMOTE
, BUS_TRANSPORT_MACHINE
));
3164 if (arg_transport
== BUS_TRANSPORT_REMOTE
) {
3165 extra_args
[arg_count
++] = "-H";
3166 extra_args
[arg_count
++] = arg_host
;
3167 } else if (arg_transport
== BUS_TRANSPORT_MACHINE
) {
3168 extra_args
[arg_count
++] = "-M";
3169 extra_args
[arg_count
++] = arg_host
;
3172 q
= bus_wait_for_jobs(w
, arg_quiet
, extra_args
);
3176 /* When stopping units, warn if they can still be triggered by
3177 * another active unit (socket, path, timer) */
3178 if (!arg_quiet
&& streq(method
, "StopUnit"))
3179 STRV_FOREACH(name
, names
)
3180 check_triggering_units(bus
, *name
);
3183 if (r
>= 0 && arg_wait
) {
3185 q
= sd_event_loop(wait_context
.event
);
3187 return log_error_errno(q
, "Failed to run event loop: %m");
3188 if (wait_context
.any_failed
)
3195 #ifdef ENABLE_LOGIND
3196 static int logind_set_wall_message(void) {
3197 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3199 _cleanup_free_
char *m
= NULL
;
3202 r
= acquire_bus(BUS_FULL
, &bus
);
3206 m
= strv_join(arg_wall
, " ");
3210 r
= sd_bus_call_method(
3212 "org.freedesktop.login1",
3213 "/org/freedesktop/login1",
3214 "org.freedesktop.login1.Manager",
3223 return log_warning_errno(r
, "Failed to set wall message, ignoring: %s", bus_error_message(&error
, r
));
3228 /* Ask systemd-logind, which might grant access to unprivileged users
3229 * through PolicyKit */
3230 static int logind_reboot(enum action a
) {
3231 #ifdef ENABLE_LOGIND
3232 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3233 const char *method
, *description
;
3237 r
= acquire_bus(BUS_FULL
, &bus
);
3245 description
= "reboot system";
3248 case ACTION_POWEROFF
:
3249 method
= "PowerOff";
3250 description
= "power off system";
3253 case ACTION_SUSPEND
:
3255 description
= "suspend system";
3258 case ACTION_HIBERNATE
:
3259 method
= "Hibernate";
3260 description
= "hibernate system";
3263 case ACTION_HYBRID_SLEEP
:
3264 method
= "HybridSleep";
3265 description
= "put system into hybrid sleep";
3272 polkit_agent_open_if_enabled();
3273 (void) logind_set_wall_message();
3275 r
= sd_bus_call_method(
3277 "org.freedesktop.login1",
3278 "/org/freedesktop/login1",
3279 "org.freedesktop.login1.Manager",
3283 "b", arg_ask_password
);
3285 return log_error_errno(r
, "Failed to %s via logind: %s", description
, bus_error_message(&error
, r
));
3293 static int logind_check_inhibitors(enum action a
) {
3294 #ifdef ENABLE_LOGIND
3295 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
3296 _cleanup_strv_free_
char **sessions
= NULL
;
3297 const char *what
, *who
, *why
, *mode
;
3304 if (arg_ignore_inhibitors
|| arg_force
> 0)
3316 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
3319 r
= acquire_bus(BUS_FULL
, &bus
);
3323 r
= sd_bus_call_method(
3325 "org.freedesktop.login1",
3326 "/org/freedesktop/login1",
3327 "org.freedesktop.login1.Manager",
3333 /* If logind is not around, then there are no inhibitors... */
3336 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ssssuu)");
3338 return bus_log_parse_error(r
);
3340 while ((r
= sd_bus_message_read(reply
, "(ssssuu)", &what
, &who
, &why
, &mode
, &uid
, &pid
)) > 0) {
3341 _cleanup_free_
char *comm
= NULL
, *user
= NULL
;
3342 _cleanup_strv_free_
char **sv
= NULL
;
3344 if (!streq(mode
, "block"))
3347 sv
= strv_split(what
, ":");
3351 if ((pid_t
) pid
< 0)
3352 return log_error_errno(ERANGE
, "Bad PID %"PRIu32
": %m", pid
);
3354 if (!strv_contains(sv
,
3359 ACTION_KEXEC
) ? "shutdown" : "sleep"))
3362 get_process_comm(pid
, &comm
);
3363 user
= uid_to_name(uid
);
3365 log_warning("Operation inhibited by \"%s\" (PID "PID_FMT
" \"%s\", user %s), reason is \"%s\".",
3366 who
, (pid_t
) pid
, strna(comm
), strna(user
), why
);
3371 return bus_log_parse_error(r
);
3373 r
= sd_bus_message_exit_container(reply
);
3375 return bus_log_parse_error(r
);
3377 /* Check for current sessions */
3378 sd_get_sessions(&sessions
);
3379 STRV_FOREACH(s
, sessions
) {
3380 _cleanup_free_
char *type
= NULL
, *tty
= NULL
, *seat
= NULL
, *user
= NULL
, *service
= NULL
, *class = NULL
;
3382 if (sd_session_get_uid(*s
, &uid
) < 0 || uid
== getuid())
3385 if (sd_session_get_class(*s
, &class) < 0 || !streq(class, "user"))
3388 if (sd_session_get_type(*s
, &type
) < 0 || !STR_IN_SET(type
, "x11", "tty"))
3391 sd_session_get_tty(*s
, &tty
);
3392 sd_session_get_seat(*s
, &seat
);
3393 sd_session_get_service(*s
, &service
);
3394 user
= uid_to_name(uid
);
3396 log_warning("User %s is logged in on %s.", strna(user
), isempty(tty
) ? (isempty(seat
) ? strna(service
) : seat
) : tty
);
3403 log_error("Please retry operation after closing inhibitors and logging out other users.\nAlternatively, ignore inhibitors and users with 'systemctl %s -i'.",
3404 action_table
[a
].verb
);
3412 static int logind_prepare_firmware_setup(void) {
3413 #ifdef ENABLE_LOGIND
3414 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3418 r
= acquire_bus(BUS_FULL
, &bus
);
3422 r
= sd_bus_call_method(
3424 "org.freedesktop.login1",
3425 "/org/freedesktop/login1",
3426 "org.freedesktop.login1.Manager",
3427 "SetRebootToFirmwareSetup",
3432 return log_error_errno(r
, "Cannot indicate to EFI to boot into setup mode: %s", bus_error_message(&error
, r
));
3436 log_error("Cannot remotely indicate to EFI to boot into setup mode.");
3441 static int prepare_firmware_setup(void) {
3444 if (!arg_firmware_setup
)
3447 if (arg_transport
== BUS_TRANSPORT_LOCAL
) {
3449 r
= efi_set_reboot_to_firmware(true);
3451 log_debug_errno(r
, "Cannot indicate to EFI to boot into setup mode, will retry via logind: %m");
3456 return logind_prepare_firmware_setup();
3459 static int set_exit_code(uint8_t code
) {
3460 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3464 r
= acquire_bus(BUS_MANAGER
, &bus
);
3468 r
= sd_bus_call_method(
3470 "org.freedesktop.systemd1",
3471 "/org/freedesktop/systemd1",
3472 "org.freedesktop.systemd1.Manager",
3478 return log_error_errno(r
, "Failed to set exit code: %s", bus_error_message(&error
, r
));
3483 static int start_special(int argc
, char *argv
[], void *userdata
) {
3486 bool termination_action
; /* an action that terminates the manager,
3487 * can be performed also by signal. */
3491 a
= verb_to_action(argv
[0]);
3493 r
= logind_check_inhibitors(a
);
3497 if (arg_force
>= 2 && geteuid() != 0) {
3498 log_error("Must be root.");
3502 r
= prepare_firmware_setup();
3506 if (a
== ACTION_REBOOT
&& argc
> 1) {
3507 r
= update_reboot_parameter_and_warn(argv
[1]);
3511 } else if (a
== ACTION_EXIT
&& argc
> 1) {
3514 /* If the exit code is not given on the command line,
3515 * don't reset it to zero: just keep it as it might
3516 * have been set previously. */
3518 r
= safe_atou8(argv
[1], &code
);
3520 return log_error_errno(r
, "Invalid exit code.");
3522 r
= set_exit_code(code
);
3527 termination_action
= IN_SET(a
,
3531 if (termination_action
&& arg_force
>= 2)
3534 if (arg_force
>= 1 &&
3535 (termination_action
|| IN_SET(a
, ACTION_KEXEC
, ACTION_EXIT
)))
3536 r
= trivial_method(argc
, argv
, userdata
);
3538 /* First try logind, to allow authentication with polkit */
3544 ACTION_HYBRID_SLEEP
)) {
3546 r
= logind_reboot(a
);
3549 if (IN_SET(r
, -EOPNOTSUPP
, -EINPROGRESS
))
3550 /* requested operation is not supported or already in progress */
3553 /* On all other errors, try low-level operation */
3556 r
= start_unit(argc
, argv
, userdata
);
3559 if (termination_action
&& arg_force
< 2 &&
3560 IN_SET(r
, -ENOENT
, -ETIMEDOUT
))
3561 log_notice("It is possible to perform action directly, see discussion of --force --force in man:systemctl(1).");
3566 static int start_system_special(int argc
, char *argv
[], void *userdata
) {
3567 /* Like start_special above, but raises an error when running in user mode */
3569 if (arg_scope
!= UNIT_FILE_SYSTEM
) {
3570 log_error("Bad action for %s mode.",
3571 arg_scope
== UNIT_FILE_GLOBAL
? "--global" : "--user");
3575 return start_special(argc
, argv
, userdata
);
3578 static int check_unit_generic(int code
, const UnitActiveState good_states
[], int nb_states
, char **args
) {
3579 _cleanup_strv_free_
char **names
= NULL
;
3580 UnitActiveState active_state
;
3586 r
= acquire_bus(BUS_MANAGER
, &bus
);
3590 r
= expand_names(bus
, args
, NULL
, &names
);
3592 return log_error_errno(r
, "Failed to expand names: %m");
3594 STRV_FOREACH(name
, names
) {
3595 r
= get_state_one_unit(bus
, *name
, &active_state
);
3600 puts(unit_active_state_to_string(active_state
));
3602 for (i
= 0; i
< nb_states
; ++i
)
3603 if (good_states
[i
] == active_state
)
3607 /* use the given return code for the case that we won't find
3608 * any unit which matches the list */
3609 return found
? 0 : code
;
3612 static int check_unit_active(int argc
, char *argv
[], void *userdata
) {
3613 const UnitActiveState states
[] = { UNIT_ACTIVE
, UNIT_RELOADING
};
3614 /* According to LSB: 3, "program is not running" */
3615 return check_unit_generic(EXIT_PROGRAM_NOT_RUNNING
, states
, ELEMENTSOF(states
), strv_skip(argv
, 1));
3618 static int check_unit_failed(int argc
, char *argv
[], void *userdata
) {
3619 const UnitActiveState states
[] = { UNIT_FAILED
};
3620 return check_unit_generic(EXIT_PROGRAM_DEAD_AND_PID_EXISTS
, states
, ELEMENTSOF(states
), strv_skip(argv
, 1));
3623 static int kill_unit(int argc
, char *argv
[], void *userdata
) {
3624 _cleanup_strv_free_
char **names
= NULL
;
3625 char *kill_who
= NULL
, **name
;
3629 r
= acquire_bus(BUS_MANAGER
, &bus
);
3633 polkit_agent_open_if_enabled();
3636 arg_kill_who
= "all";
3638 /* --fail was specified */
3639 if (streq(arg_job_mode
, "fail"))
3640 kill_who
= strjoina(arg_kill_who
, "-fail");
3642 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
3644 return log_error_errno(r
, "Failed to expand names: %m");
3646 STRV_FOREACH(name
, names
) {
3647 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3649 q
= sd_bus_call_method(
3651 "org.freedesktop.systemd1",
3652 "/org/freedesktop/systemd1",
3653 "org.freedesktop.systemd1.Manager",
3657 "ssi", *name
, kill_who
? kill_who
: arg_kill_who
, arg_signal
);
3659 log_error_errno(q
, "Failed to kill unit %s: %s", *name
, bus_error_message(&error
, q
));
3668 typedef struct ExecStatusInfo
{
3676 usec_t start_timestamp
;
3677 usec_t exit_timestamp
;
3682 LIST_FIELDS(struct ExecStatusInfo
, exec
);
3685 static void exec_status_info_free(ExecStatusInfo
*i
) {
3694 static int exec_status_info_deserialize(sd_bus_message
*m
, ExecStatusInfo
*i
) {
3695 uint64_t start_timestamp
, exit_timestamp
, start_timestamp_monotonic
, exit_timestamp_monotonic
;
3698 int32_t code
, status
;
3704 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_STRUCT
, "sasbttttuii");
3706 return bus_log_parse_error(r
);
3710 r
= sd_bus_message_read(m
, "s", &path
);
3712 return bus_log_parse_error(r
);
3714 i
->path
= strdup(path
);
3718 r
= sd_bus_message_read_strv(m
, &i
->argv
);
3720 return bus_log_parse_error(r
);
3722 r
= sd_bus_message_read(m
,
3725 &start_timestamp
, &start_timestamp_monotonic
,
3726 &exit_timestamp
, &exit_timestamp_monotonic
,
3730 return bus_log_parse_error(r
);
3733 i
->start_timestamp
= (usec_t
) start_timestamp
;
3734 i
->exit_timestamp
= (usec_t
) exit_timestamp
;
3735 i
->pid
= (pid_t
) pid
;
3739 r
= sd_bus_message_exit_container(m
);
3741 return bus_log_parse_error(r
);
3746 typedef struct UnitCondition
{
3753 LIST_FIELDS(struct UnitCondition
, conditions
);
3756 static void unit_condition_free(UnitCondition
*c
) {
3765 DEFINE_TRIVIAL_CLEANUP_FUNC(UnitCondition
*, unit_condition_free
);
3767 typedef struct UnitStatusInfo
{
3769 const char *load_state
;
3770 const char *active_state
;
3771 const char *sub_state
;
3772 const char *unit_file_state
;
3773 const char *unit_file_preset
;
3775 const char *description
;
3776 const char *following
;
3778 char **documentation
;
3780 const char *fragment_path
;
3781 const char *source_path
;
3782 const char *control_group
;
3784 char **dropin_paths
;
3786 const char *load_error
;
3789 usec_t inactive_exit_timestamp
;
3790 usec_t inactive_exit_timestamp_monotonic
;
3791 usec_t active_enter_timestamp
;
3792 usec_t active_exit_timestamp
;
3793 usec_t inactive_enter_timestamp
;
3795 bool need_daemon_reload
;
3801 const char *status_text
;
3802 const char *pid_file
;
3806 usec_t start_timestamp
;
3807 usec_t exit_timestamp
;
3809 int exit_code
, exit_status
;
3811 usec_t condition_timestamp
;
3812 bool condition_result
;
3813 LIST_HEAD(UnitCondition
, conditions
);
3815 usec_t assert_timestamp
;
3817 bool failed_assert_trigger
;
3818 bool failed_assert_negate
;
3819 const char *failed_assert
;
3820 const char *failed_assert_parameter
;
3821 usec_t next_elapse_real
;
3822 usec_t next_elapse_monotonic
;
3825 unsigned n_accepted
;
3826 unsigned n_connections
;
3829 /* Pairs of type, path */
3833 const char *sysfs_path
;
3835 /* Mount, Automount */
3842 uint64_t memory_current
;
3843 uint64_t memory_low
;
3844 uint64_t memory_high
;
3845 uint64_t memory_max
;
3846 uint64_t memory_swap_max
;
3847 uint64_t memory_limit
;
3848 uint64_t cpu_usage_nsec
;
3849 uint64_t tasks_current
;
3852 LIST_HEAD(ExecStatusInfo
, exec
);
3855 static void unit_status_info_free(UnitStatusInfo
*info
) {
3859 strv_free(info
->documentation
);
3860 strv_free(info
->dropin_paths
);
3861 strv_free(info
->listen
);
3863 while ((c
= info
->conditions
)) {
3864 LIST_REMOVE(conditions
, info
->conditions
, c
);
3865 unit_condition_free(c
);
3868 while ((p
= info
->exec
)) {
3869 LIST_REMOVE(exec
, info
->exec
, p
);
3870 exec_status_info_free(p
);
3874 static void print_status_info(
3880 const char *active_on
, *active_off
, *on
, *off
, *ss
;
3882 char since1
[FORMAT_TIMESTAMP_RELATIVE_MAX
], *s1
;
3883 char since2
[FORMAT_TIMESTAMP_MAX
], *s2
;
3890 /* This shows pretty information about a unit. See
3891 * print_property() for a low-level property printer */
3893 if (streq_ptr(i
->active_state
, "failed")) {
3894 active_on
= ansi_highlight_red();
3895 active_off
= ansi_normal();
3896 } else if (STRPTR_IN_SET(i
->active_state
, "active", "reloading")) {
3897 active_on
= ansi_highlight_green();
3898 active_off
= ansi_normal();
3900 active_on
= active_off
= "";
3902 printf("%s%s%s %s", active_on
, special_glyph(BLACK_CIRCLE
), active_off
, strna(i
->id
));
3904 if (i
->description
&& !streq_ptr(i
->id
, i
->description
))
3905 printf(" - %s", i
->description
);
3910 printf(" Follow: unit currently follows state of %s\n", i
->following
);
3912 if (streq_ptr(i
->load_state
, "error")) {
3913 on
= ansi_highlight_red();
3914 off
= ansi_normal();
3918 path
= i
->source_path
? i
->source_path
: i
->fragment_path
;
3920 if (i
->load_error
!= 0)
3921 printf(" Loaded: %s%s%s (Reason: %s)\n",
3922 on
, strna(i
->load_state
), off
, i
->load_error
);
3923 else if (path
&& !isempty(i
->unit_file_state
) && !isempty(i
->unit_file_preset
))
3924 printf(" Loaded: %s%s%s (%s; %s; vendor preset: %s)\n",
3925 on
, strna(i
->load_state
), off
, path
, i
->unit_file_state
, i
->unit_file_preset
);
3926 else if (path
&& !isempty(i
->unit_file_state
))
3927 printf(" Loaded: %s%s%s (%s; %s)\n",
3928 on
, strna(i
->load_state
), off
, path
, i
->unit_file_state
);
3930 printf(" Loaded: %s%s%s (%s)\n",
3931 on
, strna(i
->load_state
), off
, path
);
3933 printf(" Loaded: %s%s%s\n",
3934 on
, strna(i
->load_state
), off
);
3937 printf("Transient: yes\n");
3939 if (!strv_isempty(i
->dropin_paths
)) {
3940 _cleanup_free_
char *dir
= NULL
;
3944 STRV_FOREACH(dropin
, i
->dropin_paths
) {
3945 if (! dir
|| last
) {
3946 printf(dir
? " " : " Drop-In: ");
3950 dir
= dirname_malloc(*dropin
);
3956 printf("%s\n %s", dir
,
3957 special_glyph(TREE_RIGHT
));
3960 last
= ! (*(dropin
+ 1) && startswith(*(dropin
+ 1), dir
));
3962 printf("%s%s", basename(*dropin
), last
? "\n" : ", ");
3966 ss
= streq_ptr(i
->active_state
, i
->sub_state
) ? NULL
: i
->sub_state
;
3968 printf(" Active: %s%s (%s)%s",
3969 active_on
, strna(i
->active_state
), ss
, active_off
);
3971 printf(" Active: %s%s%s",
3972 active_on
, strna(i
->active_state
), active_off
);
3974 if (!isempty(i
->result
) && !streq(i
->result
, "success"))
3975 printf(" (Result: %s)", i
->result
);
3977 timestamp
= STRPTR_IN_SET(i
->active_state
, "active", "reloading") ? i
->active_enter_timestamp
:
3978 STRPTR_IN_SET(i
->active_state
, "inactive", "failed") ? i
->inactive_enter_timestamp
:
3979 STRPTR_IN_SET(i
->active_state
, "activating") ? i
->inactive_exit_timestamp
:
3980 i
->active_exit_timestamp
;
3982 s1
= format_timestamp_relative(since1
, sizeof(since1
), timestamp
);
3983 s2
= format_timestamp(since2
, sizeof(since2
), timestamp
);
3986 printf(" since %s; %s\n", s2
, s1
);
3988 printf(" since %s\n", s2
);
3992 if (endswith(i
->id
, ".timer")) {
3993 char tstamp1
[FORMAT_TIMESTAMP_RELATIVE_MAX
],
3994 tstamp2
[FORMAT_TIMESTAMP_MAX
];
3995 char *next_rel_time
, *next_time
;
3996 dual_timestamp nw
, next
= {i
->next_elapse_real
,
3997 i
->next_elapse_monotonic
};
4000 printf(" Trigger: ");
4002 dual_timestamp_get(&nw
);
4003 next_elapse
= calc_next_elapse(&nw
, &next
);
4004 next_rel_time
= format_timestamp_relative(tstamp1
,
4007 next_time
= format_timestamp(tstamp2
,
4011 if (next_time
&& next_rel_time
)
4012 printf("%s; %s\n", next_time
, next_rel_time
);
4017 if (!i
->condition_result
&& i
->condition_timestamp
> 0) {
4021 s1
= format_timestamp_relative(since1
, sizeof(since1
), i
->condition_timestamp
);
4022 s2
= format_timestamp(since2
, sizeof(since2
), i
->condition_timestamp
);
4024 printf("Condition: start %scondition failed%s at %s%s%s\n",
4025 ansi_highlight_yellow(), ansi_normal(),
4026 s2
, s1
? "; " : "", strempty(s1
));
4028 LIST_FOREACH(conditions
, c
, i
->conditions
)
4029 if (c
->tristate
< 0)
4032 LIST_FOREACH(conditions
, c
, i
->conditions
)
4033 if (c
->tristate
< 0)
4034 printf(" %s %s=%s%s%s was not met\n",
4035 --n
? special_glyph(TREE_BRANCH
) : special_glyph(TREE_RIGHT
),
4037 c
->trigger
? "|" : "",
4038 c
->negate
? "!" : "",
4042 if (!i
->assert_result
&& i
->assert_timestamp
> 0) {
4043 s1
= format_timestamp_relative(since1
, sizeof(since1
), i
->assert_timestamp
);
4044 s2
= format_timestamp(since2
, sizeof(since2
), i
->assert_timestamp
);
4046 printf(" Assert: start %sassertion failed%s at %s%s%s\n",
4047 ansi_highlight_red(), ansi_normal(),
4048 s2
, s1
? "; " : "", strempty(s1
));
4049 if (i
->failed_assert_trigger
)
4050 printf(" none of the trigger assertions were met\n");
4051 else if (i
->failed_assert
)
4052 printf(" %s=%s%s was not met\n",
4054 i
->failed_assert_negate
? "!" : "",
4055 i
->failed_assert_parameter
);
4059 printf(" Device: %s\n", i
->sysfs_path
);
4061 printf(" Where: %s\n", i
->where
);
4063 printf(" What: %s\n", i
->what
);
4065 STRV_FOREACH(t
, i
->documentation
)
4066 printf(" %*s %s\n", 9, t
== i
->documentation
? "Docs:" : "", *t
);
4068 STRV_FOREACH_PAIR(t
, t2
, i
->listen
)
4069 printf(" %*s %s (%s)\n", 9, t
== i
->listen
? "Listen:" : "", *t2
, *t
);
4072 printf(" Accepted: %u; Connected: %u\n", i
->n_accepted
, i
->n_connections
);
4074 LIST_FOREACH(exec
, p
, i
->exec
) {
4075 _cleanup_free_
char *argv
= NULL
;
4078 /* Only show exited processes here */
4082 argv
= strv_join(p
->argv
, " ");
4083 printf(" Process: "PID_FMT
" %s=%s ", p
->pid
, p
->name
, strna(argv
));
4085 good
= is_clean_exit(p
->code
, p
->status
, EXIT_CLEAN_DAEMON
, NULL
);
4087 on
= ansi_highlight_red();
4088 off
= ansi_normal();
4092 printf("%s(code=%s, ", on
, sigchld_code_to_string(p
->code
));
4094 if (p
->code
== CLD_EXITED
) {
4097 printf("status=%i", p
->status
);
4099 c
= exit_status_to_string(p
->status
, EXIT_STATUS_SYSTEMD
);
4104 printf("signal=%s", signal_to_string(p
->status
));
4106 printf(")%s\n", off
);
4108 if (i
->main_pid
== p
->pid
&&
4109 i
->start_timestamp
== p
->start_timestamp
&&
4110 i
->exit_timestamp
== p
->start_timestamp
)
4111 /* Let's not show this twice */
4114 if (p
->pid
== i
->control_pid
)
4118 if (i
->main_pid
> 0 || i
->control_pid
> 0) {
4119 if (i
->main_pid
> 0) {
4120 printf(" Main PID: "PID_FMT
, i
->main_pid
);
4123 _cleanup_free_
char *comm
= NULL
;
4124 (void) get_process_comm(i
->main_pid
, &comm
);
4126 printf(" (%s)", comm
);
4127 } else if (i
->exit_code
> 0) {
4128 printf(" (code=%s, ", sigchld_code_to_string(i
->exit_code
));
4130 if (i
->exit_code
== CLD_EXITED
) {
4133 printf("status=%i", i
->exit_status
);
4135 c
= exit_status_to_string(i
->exit_status
, EXIT_STATUS_SYSTEMD
);
4140 printf("signal=%s", signal_to_string(i
->exit_status
));
4145 if (i
->control_pid
> 0) {
4146 _cleanup_free_
char *c
= NULL
;
4148 if (i
->main_pid
> 0)
4149 fputs("; Control PID: ", stdout
);
4151 fputs("Cntrl PID: ", stdout
); /* if first in column, abbreviated so it fits alignment */
4153 printf(PID_FMT
, i
->control_pid
);
4155 (void) get_process_comm(i
->control_pid
, &c
);
4164 printf(" Status: \"%s\"\n", i
->status_text
);
4165 if (i
->status_errno
> 0)
4166 printf(" Error: %i (%s)\n", i
->status_errno
, strerror(i
->status_errno
));
4168 if (i
->tasks_current
!= (uint64_t) -1) {
4169 printf(" Tasks: %" PRIu64
, i
->tasks_current
);
4171 if (i
->tasks_max
!= (uint64_t) -1)
4172 printf(" (limit: %" PRIu64
")\n", i
->tasks_max
);
4177 if (i
->memory_current
!= (uint64_t) -1) {
4178 char buf
[FORMAT_BYTES_MAX
];
4180 printf(" Memory: %s", format_bytes(buf
, sizeof(buf
), i
->memory_current
));
4182 if (i
->memory_low
> 0 || i
->memory_high
!= CGROUP_LIMIT_MAX
||
4183 i
->memory_max
!= CGROUP_LIMIT_MAX
|| i
->memory_swap_max
!= CGROUP_LIMIT_MAX
||
4184 i
->memory_limit
!= CGROUP_LIMIT_MAX
) {
4185 const char *prefix
= "";
4188 if (i
->memory_low
> 0) {
4189 printf("%slow: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_low
));
4192 if (i
->memory_high
!= CGROUP_LIMIT_MAX
) {
4193 printf("%shigh: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_high
));
4196 if (i
->memory_max
!= CGROUP_LIMIT_MAX
) {
4197 printf("%smax: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_max
));
4200 if (i
->memory_swap_max
!= CGROUP_LIMIT_MAX
) {
4201 printf("%sswap max: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_swap_max
));
4204 if (i
->memory_limit
!= CGROUP_LIMIT_MAX
) {
4205 printf("%slimit: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_limit
));
4213 if (i
->cpu_usage_nsec
!= (uint64_t) -1) {
4214 char buf
[FORMAT_TIMESPAN_MAX
];
4215 printf(" CPU: %s\n", format_timespan(buf
, sizeof(buf
), i
->cpu_usage_nsec
/ NSEC_PER_USEC
, USEC_PER_MSEC
));
4218 if (i
->control_group
) {
4219 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
4220 static const char prefix
[] = " ";
4223 printf(" CGroup: %s\n", i
->control_group
);
4226 if (c
> sizeof(prefix
) - 1)
4227 c
-= sizeof(prefix
) - 1;
4231 r
= unit_show_processes(bus
, i
->id
, i
->control_group
, prefix
, c
, get_output_flags(), &error
);
4236 /* Fallback for older systemd versions where the GetUnitProcesses() call is not yet available */
4238 if (i
->main_pid
> 0)
4239 extra
[k
++] = i
->main_pid
;
4241 if (i
->control_pid
> 0)
4242 extra
[k
++] = i
->control_pid
;
4244 show_cgroup_and_extra(SYSTEMD_CGROUP_CONTROLLER
, i
->control_group
, prefix
, c
, extra
, k
, get_output_flags());
4246 log_warning_errno(r
, "Failed to dump process list, ignoring: %s", bus_error_message(&error
, r
));
4249 if (i
->id
&& arg_transport
== BUS_TRANSPORT_LOCAL
)
4250 show_journal_by_unit(
4255 i
->inactive_exit_timestamp_monotonic
,
4258 get_output_flags() | OUTPUT_BEGIN_NEWLINE
,
4259 SD_JOURNAL_LOCAL_ONLY
,
4260 arg_scope
== UNIT_FILE_SYSTEM
,
4263 if (i
->need_daemon_reload
)
4264 warn_unit_file_changed(i
->id
);
4267 static void show_unit_help(UnitStatusInfo
*i
) {
4272 if (!i
->documentation
) {
4273 log_info("Documentation for %s not known.", i
->id
);
4277 STRV_FOREACH(p
, i
->documentation
)
4278 if (startswith(*p
, "man:"))
4279 show_man_page(*p
+ 4, false);
4281 log_info("Can't show: %s", *p
);
4284 static int status_property(const char *name
, sd_bus_message
*m
, UnitStatusInfo
*i
, const char *contents
) {
4291 switch (contents
[0]) {
4293 case SD_BUS_TYPE_STRING
: {
4296 r
= sd_bus_message_read(m
, "s", &s
);
4298 return bus_log_parse_error(r
);
4301 if (streq(name
, "Id"))
4303 else if (streq(name
, "LoadState"))
4305 else if (streq(name
, "ActiveState"))
4306 i
->active_state
= s
;
4307 else if (streq(name
, "SubState"))
4309 else if (streq(name
, "Description"))
4311 else if (streq(name
, "FragmentPath"))
4312 i
->fragment_path
= s
;
4313 else if (streq(name
, "SourcePath"))
4316 else if (streq(name
, "DefaultControlGroup")) {
4318 e
= startswith(s
, SYSTEMD_CGROUP_CONTROLLER
":");
4320 i
->control_group
= e
;
4323 else if (streq(name
, "ControlGroup"))
4324 i
->control_group
= s
;
4325 else if (streq(name
, "StatusText"))
4327 else if (streq(name
, "PIDFile"))
4329 else if (streq(name
, "SysFSPath"))
4331 else if (streq(name
, "Where"))
4333 else if (streq(name
, "What"))
4335 else if (streq(name
, "Following"))
4337 else if (streq(name
, "UnitFileState"))
4338 i
->unit_file_state
= s
;
4339 else if (streq(name
, "UnitFilePreset"))
4340 i
->unit_file_preset
= s
;
4341 else if (streq(name
, "Result"))
4348 case SD_BUS_TYPE_BOOLEAN
: {
4351 r
= sd_bus_message_read(m
, "b", &b
);
4353 return bus_log_parse_error(r
);
4355 if (streq(name
, "Accept"))
4357 else if (streq(name
, "NeedDaemonReload"))
4358 i
->need_daemon_reload
= b
;
4359 else if (streq(name
, "ConditionResult"))
4360 i
->condition_result
= b
;
4361 else if (streq(name
, "AssertResult"))
4362 i
->assert_result
= b
;
4363 else if (streq(name
, "Transient"))
4369 case SD_BUS_TYPE_UINT32
: {
4372 r
= sd_bus_message_read(m
, "u", &u
);
4374 return bus_log_parse_error(r
);
4376 if (streq(name
, "MainPID")) {
4378 i
->main_pid
= (pid_t
) u
;
4381 } else if (streq(name
, "ControlPID"))
4382 i
->control_pid
= (pid_t
) u
;
4383 else if (streq(name
, "ExecMainPID")) {
4385 i
->main_pid
= (pid_t
) u
;
4386 } else if (streq(name
, "NAccepted"))
4388 else if (streq(name
, "NConnections"))
4389 i
->n_connections
= u
;
4394 case SD_BUS_TYPE_INT32
: {
4397 r
= sd_bus_message_read(m
, "i", &j
);
4399 return bus_log_parse_error(r
);
4401 if (streq(name
, "ExecMainCode"))
4402 i
->exit_code
= (int) j
;
4403 else if (streq(name
, "ExecMainStatus"))
4404 i
->exit_status
= (int) j
;
4405 else if (streq(name
, "StatusErrno"))
4406 i
->status_errno
= (int) j
;
4411 case SD_BUS_TYPE_UINT64
: {
4414 r
= sd_bus_message_read(m
, "t", &u
);
4416 return bus_log_parse_error(r
);
4418 if (streq(name
, "ExecMainStartTimestamp"))
4419 i
->start_timestamp
= (usec_t
) u
;
4420 else if (streq(name
, "ExecMainExitTimestamp"))
4421 i
->exit_timestamp
= (usec_t
) u
;
4422 else if (streq(name
, "ActiveEnterTimestamp"))
4423 i
->active_enter_timestamp
= (usec_t
) u
;
4424 else if (streq(name
, "InactiveEnterTimestamp"))
4425 i
->inactive_enter_timestamp
= (usec_t
) u
;
4426 else if (streq(name
, "InactiveExitTimestamp"))
4427 i
->inactive_exit_timestamp
= (usec_t
) u
;
4428 else if (streq(name
, "InactiveExitTimestampMonotonic"))
4429 i
->inactive_exit_timestamp_monotonic
= (usec_t
) u
;
4430 else if (streq(name
, "ActiveExitTimestamp"))
4431 i
->active_exit_timestamp
= (usec_t
) u
;
4432 else if (streq(name
, "ConditionTimestamp"))
4433 i
->condition_timestamp
= (usec_t
) u
;
4434 else if (streq(name
, "AssertTimestamp"))
4435 i
->assert_timestamp
= (usec_t
) u
;
4436 else if (streq(name
, "MemoryCurrent"))
4437 i
->memory_current
= u
;
4438 else if (streq(name
, "MemoryLow"))
4440 else if (streq(name
, "MemoryHigh"))
4442 else if (streq(name
, "MemoryMax"))
4444 else if (streq(name
, "MemorySwapMax"))
4445 i
->memory_swap_max
= u
;
4446 else if (streq(name
, "MemoryLimit"))
4447 i
->memory_limit
= u
;
4448 else if (streq(name
, "TasksCurrent"))
4449 i
->tasks_current
= u
;
4450 else if (streq(name
, "TasksMax"))
4452 else if (streq(name
, "CPUUsageNSec"))
4453 i
->cpu_usage_nsec
= u
;
4454 else if (streq(name
, "NextElapseUSecMonotonic"))
4455 i
->next_elapse_monotonic
= u
;
4456 else if (streq(name
, "NextElapseUSecRealtime"))
4457 i
->next_elapse_real
= u
;
4462 case SD_BUS_TYPE_ARRAY
:
4464 if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& startswith(name
, "Exec")) {
4465 _cleanup_free_ ExecStatusInfo
*info
= NULL
;
4467 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sasbttttuii)");
4469 return bus_log_parse_error(r
);
4471 info
= new0(ExecStatusInfo
, 1);
4475 while ((r
= exec_status_info_deserialize(m
, info
)) > 0) {
4477 info
->name
= strdup(name
);
4481 LIST_PREPEND(exec
, i
->exec
, info
);
4483 info
= new0(ExecStatusInfo
, 1);
4489 return bus_log_parse_error(r
);
4491 r
= sd_bus_message_exit_container(m
);
4493 return bus_log_parse_error(r
);
4497 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Listen")) {
4498 const char *type
, *path
;
4500 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4502 return bus_log_parse_error(r
);
4504 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0) {
4506 r
= strv_extend(&i
->listen
, type
);
4510 r
= strv_extend(&i
->listen
, path
);
4515 return bus_log_parse_error(r
);
4517 r
= sd_bus_message_exit_container(m
);
4519 return bus_log_parse_error(r
);
4523 } else if (contents
[1] == SD_BUS_TYPE_STRING
&& streq(name
, "DropInPaths")) {
4525 r
= sd_bus_message_read_strv(m
, &i
->dropin_paths
);
4527 return bus_log_parse_error(r
);
4529 } else if (contents
[1] == SD_BUS_TYPE_STRING
&& streq(name
, "Documentation")) {
4531 r
= sd_bus_message_read_strv(m
, &i
->documentation
);
4533 return bus_log_parse_error(r
);
4535 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Conditions")) {
4536 const char *cond
, *param
;
4537 int trigger
, negate
;
4540 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sbbsi)");
4542 return bus_log_parse_error(r
);
4544 while ((r
= sd_bus_message_read(m
, "(sbbsi)", &cond
, &trigger
, &negate
, ¶m
, &state
)) > 0) {
4545 _cleanup_(unit_condition_freep
) UnitCondition
*c
= NULL
;
4547 log_debug("%s trigger=%d negate=%d %s →%d", cond
, trigger
, negate
, param
, state
);
4549 c
= new0(UnitCondition
, 1);
4553 c
->name
= strdup(cond
);
4554 c
->param
= strdup(param
);
4555 if (!c
->name
|| !c
->param
)
4558 c
->trigger
= trigger
;
4560 c
->tristate
= state
;
4562 LIST_PREPEND(conditions
, i
->conditions
, c
);
4566 return bus_log_parse_error(r
);
4568 r
= sd_bus_message_exit_container(m
);
4570 return bus_log_parse_error(r
);
4572 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Asserts")) {
4573 const char *cond
, *param
;
4574 int trigger
, negate
;
4577 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sbbsi)");
4579 return bus_log_parse_error(r
);
4581 while ((r
= sd_bus_message_read(m
, "(sbbsi)", &cond
, &trigger
, &negate
, ¶m
, &state
)) > 0) {
4582 log_debug("%s %d %d %s %d", cond
, trigger
, negate
, param
, state
);
4583 if (state
< 0 && (!trigger
|| !i
->failed_assert
)) {
4584 i
->failed_assert
= cond
;
4585 i
->failed_assert_trigger
= trigger
;
4586 i
->failed_assert_negate
= negate
;
4587 i
->failed_assert_parameter
= param
;
4591 return bus_log_parse_error(r
);
4593 r
= sd_bus_message_exit_container(m
);
4595 return bus_log_parse_error(r
);
4602 case SD_BUS_TYPE_STRUCT_BEGIN
:
4604 if (streq(name
, "LoadError")) {
4605 const char *n
, *message
;
4607 r
= sd_bus_message_read(m
, "(ss)", &n
, &message
);
4609 return bus_log_parse_error(r
);
4611 if (!isempty(message
))
4612 i
->load_error
= message
;
4625 r
= sd_bus_message_skip(m
, contents
);
4627 return bus_log_parse_error(r
);
4632 #define print_prop(name, fmt, ...) \
4635 printf(fmt "\n", __VA_ARGS__); \
4637 printf("%s=" fmt "\n", name, __VA_ARGS__); \
4640 static int print_property(const char *name
, sd_bus_message
*m
, const char *contents
) {
4646 /* This is a low-level property printer, see
4647 * print_status_info() for the nicer output */
4649 if (arg_properties
&& !strv_find(arg_properties
, name
)) {
4650 /* skip what we didn't read */
4651 r
= sd_bus_message_skip(m
, contents
);
4655 switch (contents
[0]) {
4657 case SD_BUS_TYPE_STRUCT_BEGIN
:
4659 if (contents
[1] == SD_BUS_TYPE_UINT32
&& streq(name
, "Job")) {
4662 r
= sd_bus_message_read(m
, "(uo)", &u
, NULL
);
4664 return bus_log_parse_error(r
);
4667 print_prop(name
, "%"PRIu32
, u
);
4669 print_prop(name
, "%s", "");
4673 } else if (contents
[1] == SD_BUS_TYPE_STRING
&& streq(name
, "Unit")) {
4676 r
= sd_bus_message_read(m
, "(so)", &s
, NULL
);
4678 return bus_log_parse_error(r
);
4680 if (arg_all
|| !isempty(s
))
4681 print_prop(name
, "%s", s
);
4685 } else if (contents
[1] == SD_BUS_TYPE_STRING
&& streq(name
, "LoadError")) {
4686 const char *a
= NULL
, *b
= NULL
;
4688 r
= sd_bus_message_read(m
, "(ss)", &a
, &b
);
4690 return bus_log_parse_error(r
);
4692 if (arg_all
|| !isempty(a
) || !isempty(b
))
4693 print_prop(name
, "%s \"%s\"", strempty(a
), strempty(b
));
4696 } else if (streq_ptr(name
, "SystemCallFilter")) {
4697 _cleanup_strv_free_
char **l
= NULL
;
4700 r
= sd_bus_message_enter_container(m
, 'r', "bas");
4702 return bus_log_parse_error(r
);
4704 r
= sd_bus_message_read(m
, "b", &whitelist
);
4706 return bus_log_parse_error(r
);
4708 r
= sd_bus_message_read_strv(m
, &l
);
4710 return bus_log_parse_error(r
);
4712 r
= sd_bus_message_exit_container(m
);
4714 return bus_log_parse_error(r
);
4716 if (arg_all
|| whitelist
|| !strv_isempty(l
)) {
4721 fputs(name
, stdout
);
4728 STRV_FOREACH(i
, l
) {
4736 fputc('\n', stdout
);
4744 case SD_BUS_TYPE_ARRAY
:
4746 if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "EnvironmentFiles")) {
4750 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sb)");
4752 return bus_log_parse_error(r
);
4754 while ((r
= sd_bus_message_read(m
, "(sb)", &path
, &ignore
)) > 0)
4755 print_prop("EnvironmentFile", "%s (ignore_errors=%s)", path
, yes_no(ignore
));
4758 return bus_log_parse_error(r
);
4760 r
= sd_bus_message_exit_container(m
);
4762 return bus_log_parse_error(r
);
4766 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Paths")) {
4767 const char *type
, *path
;
4769 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4771 return bus_log_parse_error(r
);
4773 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0)
4774 print_prop(type
, "%s", path
);
4776 return bus_log_parse_error(r
);
4778 r
= sd_bus_message_exit_container(m
);
4780 return bus_log_parse_error(r
);
4784 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Listen")) {
4785 const char *type
, *path
;
4787 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4789 return bus_log_parse_error(r
);
4791 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0)
4795 printf("Listen%s=%s\n", type
, path
);
4797 return bus_log_parse_error(r
);
4799 r
= sd_bus_message_exit_container(m
);
4801 return bus_log_parse_error(r
);
4805 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Timers")) {
4807 uint64_t value
, next_elapse
;
4809 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(stt)");
4811 return bus_log_parse_error(r
);
4813 while ((r
= sd_bus_message_read(m
, "(stt)", &base
, &value
, &next_elapse
)) > 0) {
4814 char timespan1
[FORMAT_TIMESPAN_MAX
], timespan2
[FORMAT_TIMESPAN_MAX
];
4816 print_prop(base
, "{ value=%s ; next_elapse=%s }",
4817 format_timespan(timespan1
, sizeof(timespan1
), value
, 0),
4818 format_timespan(timespan2
, sizeof(timespan2
), next_elapse
, 0));
4821 return bus_log_parse_error(r
);
4823 r
= sd_bus_message_exit_container(m
);
4825 return bus_log_parse_error(r
);
4829 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& startswith(name
, "Exec")) {
4830 ExecStatusInfo info
= {};
4832 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sasbttttuii)");
4834 return bus_log_parse_error(r
);
4836 while ((r
= exec_status_info_deserialize(m
, &info
)) > 0) {
4837 char timestamp1
[FORMAT_TIMESTAMP_MAX
], timestamp2
[FORMAT_TIMESTAMP_MAX
];
4838 _cleanup_free_
char *tt
;
4840 tt
= strv_join(info
.argv
, " ");
4843 "{ path=%s ; argv[]=%s ; ignore_errors=%s ; start_time=[%s] ; stop_time=[%s] ; pid="PID_FMT
" ; code=%s ; status=%i%s%s }",
4846 yes_no(info
.ignore
),
4847 strna(format_timestamp(timestamp1
, sizeof(timestamp1
), info
.start_timestamp
)),
4848 strna(format_timestamp(timestamp2
, sizeof(timestamp2
), info
.exit_timestamp
)),
4850 sigchld_code_to_string(info
.code
),
4852 info
.code
== CLD_EXITED
? "" : "/",
4853 strempty(info
.code
== CLD_EXITED
? NULL
: signal_to_string(info
.status
)));
4856 strv_free(info
.argv
);
4860 r
= sd_bus_message_exit_container(m
);
4862 return bus_log_parse_error(r
);
4866 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "DeviceAllow")) {
4867 const char *path
, *rwm
;
4869 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4871 return bus_log_parse_error(r
);
4873 while ((r
= sd_bus_message_read(m
, "(ss)", &path
, &rwm
)) > 0)
4874 print_prop(name
, "%s %s", strna(path
), strna(rwm
));
4876 return bus_log_parse_error(r
);
4878 r
= sd_bus_message_exit_container(m
);
4880 return bus_log_parse_error(r
);
4884 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&&
4885 STR_IN_SET(name
, "IODeviceWeight", "BlockIODeviceWeight")) {
4889 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
4891 return bus_log_parse_error(r
);
4893 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &weight
)) > 0)
4894 print_prop(name
, "%s %"PRIu64
, strna(path
), weight
);
4896 return bus_log_parse_error(r
);
4898 r
= sd_bus_message_exit_container(m
);
4900 return bus_log_parse_error(r
);
4904 } else if (contents
[1] == SD_BUS_TYPE_STRUCT_BEGIN
&&
4905 (cgroup_io_limit_type_from_string(name
) >= 0 ||
4906 STR_IN_SET(name
, "BlockIOReadBandwidth", "BlockIOWriteBandwidth"))) {
4910 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
4912 return bus_log_parse_error(r
);
4914 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &bandwidth
)) > 0)
4915 print_prop(name
, "%s %"PRIu64
, strna(path
), bandwidth
);
4917 return bus_log_parse_error(r
);
4919 r
= sd_bus_message_exit_container(m
);
4921 return bus_log_parse_error(r
);
4929 r
= bus_print_property(name
, m
, arg_value
, arg_all
);
4931 return bus_log_parse_error(r
);
4934 r
= sd_bus_message_skip(m
, contents
);
4936 return bus_log_parse_error(r
);
4939 printf("%s=[unprintable]\n", name
);
4945 static int show_one(
4950 bool show_properties
,
4954 static const struct bus_properties_map property_map
[] = {
4955 { "LoadState", "s", map_string_no_copy
, offsetof(UnitStatusInfo
, load_state
) },
4956 { "ActiveState", "s", map_string_no_copy
, offsetof(UnitStatusInfo
, active_state
) },
4960 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
4961 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
4962 _cleanup_set_free_ Set
*found_properties
= NULL
;
4963 _cleanup_(unit_status_info_free
) UnitStatusInfo info
= {
4964 .memory_current
= (uint64_t) -1,
4965 .memory_high
= CGROUP_LIMIT_MAX
,
4966 .memory_max
= CGROUP_LIMIT_MAX
,
4967 .memory_swap_max
= CGROUP_LIMIT_MAX
,
4968 .memory_limit
= (uint64_t) -1,
4969 .cpu_usage_nsec
= (uint64_t) -1,
4970 .tasks_current
= (uint64_t) -1,
4971 .tasks_max
= (uint64_t) -1,
4978 log_debug("Showing one %s", path
);
4980 r
= sd_bus_call_method(
4982 "org.freedesktop.systemd1",
4984 "org.freedesktop.DBus.Properties",
4990 return log_error_errno(r
, "Failed to get properties: %s", bus_error_message(&error
, r
));
4993 r
= bus_message_map_all_properties(reply
, property_map
, &error
, &info
);
4995 return log_error_errno(r
, "Failed to map properties: %s", bus_error_message(&error
, r
));
4997 if (streq_ptr(info
.load_state
, "not-found") && streq_ptr(info
.active_state
, "inactive")) {
4998 log_full(streq(verb
, "status") ? LOG_ERR
: LOG_DEBUG
,
4999 "Unit %s could not be found.", unit
);
5001 if (streq(verb
, "status"))
5002 return EXIT_PROGRAM_OR_SERVICES_STATUS_UNKNOWN
;
5004 if (!streq(verb
, "show"))
5008 r
= sd_bus_message_rewind(reply
, true);
5010 return log_error_errno(r
, "Failed to rewind: %s", bus_error_message(&error
, r
));
5013 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "{sv}");
5015 return bus_log_parse_error(r
);
5022 while ((r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_DICT_ENTRY
, "sv")) > 0) {
5023 const char *name
, *contents
;
5025 r
= sd_bus_message_read(reply
, "s", &name
);
5027 return bus_log_parse_error(r
);
5029 r
= sd_bus_message_peek_type(reply
, NULL
, &contents
);
5031 return bus_log_parse_error(r
);
5033 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_VARIANT
, contents
);
5035 return bus_log_parse_error(r
);
5037 if (show_properties
) {
5038 r
= set_ensure_allocated(&found_properties
, &string_hash_ops
);
5042 r
= set_put(found_properties
, name
);
5043 if (r
< 0 && r
!= EEXIST
)
5046 r
= print_property(name
, reply
, contents
);
5048 r
= status_property(name
, reply
, &info
, contents
);
5052 r
= sd_bus_message_exit_container(reply
);
5054 return bus_log_parse_error(r
);
5056 r
= sd_bus_message_exit_container(reply
);
5058 return bus_log_parse_error(r
);
5061 return bus_log_parse_error(r
);
5063 r
= sd_bus_message_exit_container(reply
);
5065 return bus_log_parse_error(r
);
5068 if (show_properties
) {
5071 STRV_FOREACH(pp
, arg_properties
)
5072 if (!set_contains(found_properties
, *pp
))
5073 log_debug("Property %s does not exist.", *pp
);
5075 } else if (streq(verb
, "help"))
5076 show_unit_help(&info
);
5077 else if (streq(verb
, "status")) {
5078 print_status_info(bus
, &info
, ellipsized
);
5080 if (info
.active_state
&& !STR_IN_SET(info
.active_state
, "active", "reloading"))
5081 r
= EXIT_PROGRAM_NOT_RUNNING
;
5083 r
= EXIT_PROGRAM_RUNNING_OR_SERVICE_OK
;
5089 static int get_unit_dbus_path_by_pid(
5094 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5095 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5099 r
= sd_bus_call_method(
5101 "org.freedesktop.systemd1",
5102 "/org/freedesktop/systemd1",
5103 "org.freedesktop.systemd1.Manager",
5109 return log_error_errno(r
, "Failed to get unit for PID %"PRIu32
": %s", pid
, bus_error_message(&error
, r
));
5111 r
= sd_bus_message_read(reply
, "o", &u
);
5113 return bus_log_parse_error(r
);
5123 static int show_all(
5126 bool show_properties
,
5130 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5131 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
5136 r
= get_unit_list(bus
, NULL
, NULL
, &unit_infos
, 0, &reply
);
5140 pager_open(arg_no_pager
, false);
5144 qsort_safe(unit_infos
, c
, sizeof(UnitInfo
), compare_unit_info
);
5146 for (u
= unit_infos
; u
< unit_infos
+ c
; u
++) {
5147 _cleanup_free_
char *p
= NULL
;
5149 p
= unit_dbus_path_from_name(u
->id
);
5153 r
= show_one(verb
, bus
, p
, u
->id
, show_properties
, new_line
, ellipsized
);
5156 else if (r
> 0 && ret
== 0)
5163 static int show_system_status(sd_bus
*bus
) {
5164 char since1
[FORMAT_TIMESTAMP_RELATIVE_MAX
], since2
[FORMAT_TIMESTAMP_MAX
];
5165 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5166 _cleanup_(machine_info_clear
) struct machine_info mi
= {};
5167 _cleanup_free_
char *hn
= NULL
;
5168 const char *on
, *off
;
5171 hn
= gethostname_malloc();
5175 r
= bus_map_all_properties(bus
, "org.freedesktop.systemd1", "/org/freedesktop/systemd1", machine_info_property_map
, &error
, &mi
);
5177 return log_error_errno(r
, "Failed to read server status: %s", bus_error_message(&error
, r
));
5179 if (streq_ptr(mi
.state
, "degraded")) {
5180 on
= ansi_highlight_red();
5181 off
= ansi_normal();
5182 } else if (!streq_ptr(mi
.state
, "running")) {
5183 on
= ansi_highlight_yellow();
5184 off
= ansi_normal();
5188 printf("%s%s%s %s\n", on
, special_glyph(BLACK_CIRCLE
), off
, arg_host
? arg_host
: hn
);
5190 printf(" State: %s%s%s\n",
5191 on
, strna(mi
.state
), off
);
5193 printf(" Jobs: %" PRIu32
" queued\n", mi
.n_jobs
);
5194 printf(" Failed: %" PRIu32
" units\n", mi
.n_failed_units
);
5196 printf(" Since: %s; %s\n",
5197 format_timestamp(since2
, sizeof(since2
), mi
.timestamp
),
5198 format_timestamp_relative(since1
, sizeof(since1
), mi
.timestamp
));
5200 printf(" CGroup: %s\n", mi
.control_group
?: "/");
5201 if (IN_SET(arg_transport
,
5202 BUS_TRANSPORT_LOCAL
,
5203 BUS_TRANSPORT_MACHINE
)) {
5204 static const char prefix
[] = " ";
5208 if (c
> sizeof(prefix
) - 1)
5209 c
-= sizeof(prefix
) - 1;
5213 show_cgroup(SYSTEMD_CGROUP_CONTROLLER
, strempty(mi
.control_group
), prefix
, c
, get_output_flags());
5219 static int show(int argc
, char *argv
[], void *userdata
) {
5220 bool show_properties
, show_status
, show_help
, new_line
= false;
5221 bool ellipsized
= false;
5227 show_properties
= streq(argv
[0], "show");
5228 show_status
= streq(argv
[0], "status");
5229 show_help
= streq(argv
[0], "help");
5231 if (show_help
&& argc
<= 1) {
5232 log_error("This command expects one or more unit names. Did you mean --help?");
5236 r
= acquire_bus(BUS_MANAGER
, &bus
);
5240 pager_open(arg_no_pager
, false);
5243 /* Increase max number of open files to 16K if we can, we
5244 * might needs this when browsing journal files, which might
5245 * be split up into many files. */
5246 setrlimit_closest(RLIMIT_NOFILE
, &RLIMIT_MAKE_CONST(16384));
5248 /* If no argument is specified inspect the manager itself */
5249 if (show_properties
&& argc
<= 1)
5250 return show_one(argv
[0], bus
, "/org/freedesktop/systemd1", NULL
, show_properties
, &new_line
, &ellipsized
);
5252 if (show_status
&& argc
<= 1) {
5254 show_system_status(bus
);
5258 ret
= show_all(argv
[0], bus
, false, &new_line
, &ellipsized
);
5260 _cleanup_free_
char **patterns
= NULL
;
5263 STRV_FOREACH(name
, strv_skip(argv
, 1)) {
5264 _cleanup_free_
char *path
= NULL
, *unit
= NULL
;
5267 if (safe_atou32(*name
, &id
) < 0) {
5268 if (strv_push(&patterns
, *name
) < 0)
5272 } else if (show_properties
) {
5273 /* Interpret as job id */
5274 if (asprintf(&path
, "/org/freedesktop/systemd1/job/%u", id
) < 0)
5278 /* Interpret as PID */
5279 r
= get_unit_dbus_path_by_pid(bus
, id
, &path
);
5285 r
= unit_name_from_dbus_path(path
, &unit
);
5290 r
= show_one(argv
[0], bus
, path
, unit
, show_properties
, &new_line
, &ellipsized
);
5293 else if (r
> 0 && ret
== 0)
5297 if (!strv_isempty(patterns
)) {
5298 _cleanup_strv_free_
char **names
= NULL
;
5300 r
= expand_names(bus
, patterns
, NULL
, &names
);
5302 return log_error_errno(r
, "Failed to expand names: %m");
5304 STRV_FOREACH(name
, names
) {
5305 _cleanup_free_
char *path
;
5307 path
= unit_dbus_path_from_name(*name
);
5311 r
= show_one(argv
[0], bus
, path
, *name
, show_properties
, &new_line
, &ellipsized
);
5314 if (r
> 0 && ret
== 0)
5320 if (ellipsized
&& !arg_quiet
)
5321 printf("Hint: Some lines were ellipsized, use -l to show in full.\n");
5326 static int cat_file(const char *filename
, bool newline
) {
5327 _cleanup_close_
int fd
;
5329 fd
= open(filename
, O_RDONLY
|O_CLOEXEC
|O_NOCTTY
);
5333 printf("%s%s# %s%s\n",
5334 newline
? "\n" : "",
5335 ansi_highlight_blue(),
5340 return copy_bytes(fd
, STDOUT_FILENO
, (uint64_t) -1, 0);
5343 static int cat(int argc
, char *argv
[], void *userdata
) {
5344 _cleanup_lookup_paths_free_ LookupPaths lp
= {};
5345 _cleanup_strv_free_
char **names
= NULL
;
5351 if (arg_transport
!= BUS_TRANSPORT_LOCAL
) {
5352 log_error("Cannot remotely cat units.");
5356 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
5358 return log_error_errno(r
, "Failed to determine unit paths: %m");
5360 r
= acquire_bus(BUS_MANAGER
, &bus
);
5364 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
5366 return log_error_errno(r
, "Failed to expand names: %m");
5368 pager_open(arg_no_pager
, false);
5370 STRV_FOREACH(name
, names
) {
5371 _cleanup_free_
char *fragment_path
= NULL
;
5372 _cleanup_strv_free_
char **dropin_paths
= NULL
;
5375 r
= unit_find_paths(bus
, *name
, &lp
, &fragment_path
, &dropin_paths
);
5386 if (need_daemon_reload(bus
, *name
) > 0) /* ignore errors (<0), this is informational output */
5388 "%s# Warning: %s changed on disk, the version systemd has loaded is outdated.\n"
5389 "%s# This output shows the current version of the unit's original fragment and drop-in files.\n"
5390 "%s# If fragments or drop-ins were added or removed, they are not properly reflected in this output.\n"
5391 "%s# Run 'systemctl%s daemon-reload' to reload units.%s\n",
5392 ansi_highlight_red(),
5394 ansi_highlight_red(),
5395 ansi_highlight_red(),
5396 ansi_highlight_red(),
5397 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user",
5400 if (fragment_path
) {
5401 r
= cat_file(fragment_path
, false);
5403 return log_warning_errno(r
, "Failed to cat %s: %m", fragment_path
);
5406 STRV_FOREACH(path
, dropin_paths
) {
5407 r
= cat_file(*path
, path
== dropin_paths
);
5409 return log_warning_errno(r
, "Failed to cat %s: %m", *path
);
5416 static int set_property(int argc
, char *argv
[], void *userdata
) {
5417 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5418 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5419 _cleanup_free_
char *n
= NULL
;
5423 r
= acquire_bus(BUS_MANAGER
, &bus
);
5427 polkit_agent_open_if_enabled();
5429 r
= sd_bus_message_new_method_call(
5432 "org.freedesktop.systemd1",
5433 "/org/freedesktop/systemd1",
5434 "org.freedesktop.systemd1.Manager",
5435 "SetUnitProperties");
5437 return bus_log_create_error(r
);
5439 r
= unit_name_mangle(argv
[1], UNIT_NAME_NOGLOB
, &n
);
5441 return log_error_errno(r
, "Failed to mangle unit name: %m");
5443 r
= sd_bus_message_append(m
, "sb", n
, arg_runtime
);
5445 return bus_log_create_error(r
);
5447 r
= sd_bus_message_open_container(m
, SD_BUS_TYPE_ARRAY
, "(sv)");
5449 return bus_log_create_error(r
);
5451 r
= bus_append_unit_property_assignment_many(m
, strv_skip(argv
, 2));
5455 r
= sd_bus_message_close_container(m
);
5457 return bus_log_create_error(r
);
5459 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
5461 return log_error_errno(r
, "Failed to set unit properties on %s: %s", n
, bus_error_message(&error
, r
));
5466 static int daemon_reload(int argc
, char *argv
[], void *userdata
) {
5467 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5468 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5473 r
= acquire_bus(BUS_MANAGER
, &bus
);
5477 polkit_agent_open_if_enabled();
5479 switch (arg_action
) {
5486 method
= "Reexecute";
5489 case ACTION_SYSTEMCTL
:
5490 method
= streq(argv
[0], "daemon-reexec") ? "Reexecute" :
5491 /* "daemon-reload" */ "Reload";
5495 assert_not_reached("Unexpected action");
5498 r
= sd_bus_message_new_method_call(
5501 "org.freedesktop.systemd1",
5502 "/org/freedesktop/systemd1",
5503 "org.freedesktop.systemd1.Manager",
5506 return bus_log_create_error(r
);
5508 /* Note we use an extra-long timeout here. This is because a reload or reexec means generators are rerun which
5509 * are timed out after DEFAULT_TIMEOUT_USEC. Let's use twice that time here, so that the generators can have
5510 * their timeout, and for everything else there's the same time budget in place. */
5512 r
= sd_bus_call(bus
, m
, DEFAULT_TIMEOUT_USEC
* 2, &error
, NULL
);
5514 /* On reexecution, we expect a disconnect, not a reply */
5515 if (IN_SET(r
, -ETIMEDOUT
, -ECONNRESET
) && streq(method
, "Reexecute"))
5518 if (r
< 0 && arg_action
== ACTION_SYSTEMCTL
)
5519 return log_error_errno(r
, "Failed to reload daemon: %s", bus_error_message(&error
, r
));
5521 /* Note that for the legacy commands (i.e. those with action != ACTION_SYSTEMCTL) we support fallbacks to the
5522 * old ways of doing things, hence don't log any error in that case here. */
5524 return r
< 0 ? r
: 0;
5527 static int trivial_method(int argc
, char *argv
[], void *userdata
) {
5528 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5533 r
= acquire_bus(BUS_MANAGER
, &bus
);
5537 polkit_agent_open_if_enabled();
5540 streq(argv
[0], "clear-jobs") ||
5541 streq(argv
[0], "cancel") ? "ClearJobs" :
5542 streq(argv
[0], "reset-failed") ? "ResetFailed" :
5543 streq(argv
[0], "halt") ? "Halt" :
5544 streq(argv
[0], "reboot") ? "Reboot" :
5545 streq(argv
[0], "kexec") ? "KExec" :
5546 streq(argv
[0], "exit") ? "Exit" :
5547 /* poweroff */ "PowerOff";
5549 r
= sd_bus_call_method(
5551 "org.freedesktop.systemd1",
5552 "/org/freedesktop/systemd1",
5553 "org.freedesktop.systemd1.Manager",
5558 if (r
< 0 && arg_action
== ACTION_SYSTEMCTL
)
5559 return log_error_errno(r
, "Failed to execute operation: %s", bus_error_message(&error
, r
));
5561 /* Note that for the legacy commands (i.e. those with action != ACTION_SYSTEMCTL) we support fallbacks to the
5562 * old ways of doing things, hence don't log any error in that case here. */
5564 return r
< 0 ? r
: 0;
5567 static int reset_failed(int argc
, char *argv
[], void *userdata
) {
5568 _cleanup_strv_free_
char **names
= NULL
;
5574 return trivial_method(argc
, argv
, userdata
);
5576 r
= acquire_bus(BUS_MANAGER
, &bus
);
5580 polkit_agent_open_if_enabled();
5582 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
5584 return log_error_errno(r
, "Failed to expand names: %m");
5586 STRV_FOREACH(name
, names
) {
5587 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5589 q
= sd_bus_call_method(
5591 "org.freedesktop.systemd1",
5592 "/org/freedesktop/systemd1",
5593 "org.freedesktop.systemd1.Manager",
5599 log_error_errno(q
, "Failed to reset failed state of unit %s: %s", *name
, bus_error_message(&error
, q
));
5608 static int print_variable(const char *s
) {
5610 _cleanup_free_
char *esc
= NULL
;
5612 sep
= strchr(s
, '=');
5614 log_error("Invalid environment block");
5618 esc
= shell_maybe_quote(sep
+ 1, ESCAPE_POSIX
);
5622 printf("%.*s=%s\n", (int)(sep
-s
), s
, esc
);
5626 static int show_environment(int argc
, char *argv
[], void *userdata
) {
5627 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5628 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5633 r
= acquire_bus(BUS_MANAGER
, &bus
);
5637 pager_open(arg_no_pager
, false);
5639 r
= sd_bus_get_property(
5641 "org.freedesktop.systemd1",
5642 "/org/freedesktop/systemd1",
5643 "org.freedesktop.systemd1.Manager",
5649 return log_error_errno(r
, "Failed to get environment: %s", bus_error_message(&error
, r
));
5651 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "s");
5653 return bus_log_parse_error(r
);
5655 while ((r
= sd_bus_message_read_basic(reply
, SD_BUS_TYPE_STRING
, &text
)) > 0) {
5656 r
= print_variable(text
);
5661 return bus_log_parse_error(r
);
5663 r
= sd_bus_message_exit_container(reply
);
5665 return bus_log_parse_error(r
);
5670 static int switch_root(int argc
, char *argv
[], void *userdata
) {
5671 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5672 _cleanup_free_
char *cmdline_init
= NULL
;
5673 const char *root
, *init
;
5677 if (arg_transport
!= BUS_TRANSPORT_LOCAL
) {
5678 log_error("Cannot switch root remotely.");
5682 if (argc
< 2 || argc
> 3) {
5683 log_error("Wrong number of arguments.");
5692 r
= parse_env_file("/proc/cmdline", WHITESPACE
,
5693 "init", &cmdline_init
,
5696 log_debug_errno(r
, "Failed to parse /proc/cmdline: %m");
5698 init
= cmdline_init
;
5701 init
= empty_to_null(init
);
5703 const char *root_systemd_path
= NULL
, *root_init_path
= NULL
;
5705 root_systemd_path
= strjoina(root
, "/" SYSTEMD_BINARY_PATH
);
5706 root_init_path
= strjoina(root
, "/", init
);
5708 /* If the passed init is actually the same as the
5709 * systemd binary, then let's suppress it. */
5710 if (files_same(root_init_path
, root_systemd_path
, 0) > 0)
5714 /* Instruct PID1 to exclude us from its killing spree applied during
5715 * the transition. Otherwise we would exit with a failure status even
5716 * though the switch to the new root has succeed. */
5717 argv_cmdline
[0] = '@';
5719 r
= acquire_bus(BUS_MANAGER
, &bus
);
5723 /* If we are slow to exit after the root switch, the new systemd instance
5724 * will send us a signal to terminate. Just ignore it and exit normally.
5725 * This way the unit does not end up as failed.
5727 r
= ignore_signals(SIGTERM
, -1);
5729 log_warning_errno(r
, "Failed to change disposition of SIGTERM to ignore: %m");
5731 log_debug("Switching root - root: %s; init: %s", root
, strna(init
));
5733 r
= sd_bus_call_method(
5735 "org.freedesktop.systemd1",
5736 "/org/freedesktop/systemd1",
5737 "org.freedesktop.systemd1.Manager",
5743 (void) default_signals(SIGTERM
, -1);
5745 return log_error_errno(r
, "Failed to switch root: %s", bus_error_message(&error
, r
));
5751 static int set_environment(int argc
, char *argv
[], void *userdata
) {
5752 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5753 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5761 r
= acquire_bus(BUS_MANAGER
, &bus
);
5765 polkit_agent_open_if_enabled();
5767 method
= streq(argv
[0], "set-environment")
5769 : "UnsetEnvironment";
5771 r
= sd_bus_message_new_method_call(
5774 "org.freedesktop.systemd1",
5775 "/org/freedesktop/systemd1",
5776 "org.freedesktop.systemd1.Manager",
5779 return bus_log_create_error(r
);
5781 r
= sd_bus_message_append_strv(m
, strv_skip(argv
, 1));
5783 return bus_log_create_error(r
);
5785 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
5787 return log_error_errno(r
, "Failed to set environment: %s", bus_error_message(&error
, r
));
5792 static int import_environment(int argc
, char *argv
[], void *userdata
) {
5793 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5794 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5798 r
= acquire_bus(BUS_MANAGER
, &bus
);
5802 polkit_agent_open_if_enabled();
5804 r
= sd_bus_message_new_method_call(
5807 "org.freedesktop.systemd1",
5808 "/org/freedesktop/systemd1",
5809 "org.freedesktop.systemd1.Manager",
5812 return bus_log_create_error(r
);
5815 r
= sd_bus_message_append_strv(m
, environ
);
5819 r
= sd_bus_message_open_container(m
, 'a', "s");
5821 return bus_log_create_error(r
);
5823 STRV_FOREACH(a
, strv_skip(argv
, 1)) {
5825 if (!env_name_is_valid(*a
)) {
5826 log_error("Not a valid environment variable name: %s", *a
);
5830 STRV_FOREACH(b
, environ
) {
5833 eq
= startswith(*b
, *a
);
5834 if (eq
&& *eq
== '=') {
5836 r
= sd_bus_message_append(m
, "s", *b
);
5838 return bus_log_create_error(r
);
5845 r
= sd_bus_message_close_container(m
);
5848 return bus_log_create_error(r
);
5850 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
5852 return log_error_errno(r
, "Failed to import environment: %s", bus_error_message(&error
, r
));
5857 static int enable_sysv_units(const char *verb
, char **args
) {
5860 #if defined(HAVE_SYSV_COMPAT)
5861 _cleanup_lookup_paths_free_ LookupPaths paths
= {};
5864 /* Processes all SysV units, and reshuffles the array so that afterwards only the native units remain */
5866 if (arg_scope
!= UNIT_FILE_SYSTEM
)
5869 if (getenv_bool("SYSTEMCTL_SKIP_SYSV") > 0)
5872 if (!STR_IN_SET(verb
,
5878 r
= lookup_paths_init(&paths
, arg_scope
, LOOKUP_PATHS_EXCLUDE_GENERATED
, arg_root
);
5885 const char *argv
[] = {
5886 ROOTLIBEXECDIR
"/systemd-sysv-install",
5893 _cleanup_free_
char *p
= NULL
, *q
= NULL
, *l
= NULL
;
5894 bool found_native
= false, found_sysv
;
5903 if (!endswith(name
, ".service"))
5906 if (path_is_absolute(name
))
5909 j
= unit_file_exists(arg_scope
, &paths
, name
);
5910 if (j
< 0 && !IN_SET(j
, -ELOOP
, -ERFKILL
, -EADDRNOTAVAIL
))
5911 return log_error_errno(j
, "Failed to lookup unit file state: %m");
5912 found_native
= j
!= 0;
5914 /* If we have both a native unit and a SysV script, enable/disable them both (below); for is-enabled,
5915 * prefer the native unit */
5916 if (found_native
&& streq(verb
, "is-enabled"))
5919 p
= path_join(arg_root
, SYSTEM_SYSVINIT_PATH
, name
);
5923 p
[strlen(p
) - strlen(".service")] = 0;
5924 found_sysv
= access(p
, F_OK
) >= 0;
5930 log_info("Synchronizing state of %s with SysV service script with %s.", name
, argv
[0]);
5932 log_info("%s is not a native service, redirecting to systemd-sysv-install.", name
);
5935 if (!isempty(arg_root
))
5936 argv
[c
++] = q
= strappend("--root=", arg_root
);
5939 argv
[c
++] = basename(p
);
5942 l
= strv_join((char**)argv
, " ");
5947 log_info("Executing: %s", l
);
5951 return log_error_errno(errno
, "Failed to fork: %m");
5952 else if (pid
== 0) {
5955 (void) reset_all_signal_handlers();
5956 (void) reset_signal_mask();
5958 execv(argv
[0], (char**) argv
);
5959 log_error_errno(errno
, "Failed to execute %s: %m", argv
[0]);
5960 _exit(EXIT_FAILURE
);
5963 j
= wait_for_terminate(pid
, &status
);
5965 return log_error_errno(j
, "Failed to wait for child: %m");
5967 if (status
.si_code
== CLD_EXITED
) {
5968 if (streq(verb
, "is-enabled")) {
5969 if (status
.si_status
== 0) {
5978 } else if (status
.si_status
!= 0)
5979 return -EBADE
; /* We don't warn here, under the assumption the script already showed an explanation */
5981 log_error("Unexpected waitid() result.");
5988 /* Remove this entry, so that we don't try enabling it as native unit */
5991 assert(args
[f
] == name
);
5992 strv_remove(args
, name
);
5999 static int mangle_names(char **original_names
, char ***mangled_names
) {
6000 char **i
, **l
, **name
;
6003 l
= i
= new(char*, strv_length(original_names
) + 1);
6007 STRV_FOREACH(name
, original_names
) {
6009 /* When enabling units qualified path names are OK,
6010 * too, hence allow them explicitly. */
6012 if (is_path(*name
)) {
6019 r
= unit_name_mangle(*name
, UNIT_NAME_NOGLOB
, i
);
6023 return log_error_errno(r
, "Failed to mangle unit name: %m");
6036 static int normalize_filenames(char **names
) {
6040 STRV_FOREACH(u
, names
)
6041 if (!path_is_absolute(*u
)) {
6042 char* normalized_path
;
6044 if (!isempty(arg_root
)) {
6045 log_error("Non-absolute paths are not allowed when --root is used: %s", *u
);
6049 if (!strchr(*u
,'/')) {
6050 log_error("Link argument does contain at least one directory separator: %s", *u
);
6054 r
= path_make_absolute_cwd(*u
, &normalized_path
);
6058 free_and_replace(*u
, normalized_path
);
6064 static int normalize_names(char **names
, bool warn_if_path
) {
6066 bool was_path
= false;
6068 STRV_FOREACH(u
, names
) {
6074 r
= free_and_strdup(u
, basename(*u
));
6076 return log_error_errno(r
, "Failed to normalize unit file path: %m");
6081 if (warn_if_path
&& was_path
)
6082 log_warning("Warning: Can't execute disable on the unit file path. Proceeding with the unit name.");
6087 static int unit_exists(const char *unit
) {
6088 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
6089 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6090 _cleanup_free_
char *path
= NULL
;
6091 static const struct bus_properties_map property_map
[] = {
6092 { "LoadState", "s", map_string_no_copy
, offsetof(UnitStatusInfo
, load_state
) },
6093 { "ActiveState", "s", map_string_no_copy
, offsetof(UnitStatusInfo
, active_state
)},
6096 UnitStatusInfo info
= {};
6100 path
= unit_dbus_path_from_name(unit
);
6104 r
= acquire_bus(BUS_MANAGER
, &bus
);
6108 r
= sd_bus_call_method(
6110 "org.freedesktop.systemd1",
6112 "org.freedesktop.DBus.Properties",
6118 return log_error_errno(r
, "Failed to get properties: %s", bus_error_message(&error
, r
));
6120 r
= bus_message_map_all_properties(reply
, property_map
, &error
, &info
);
6122 return log_error_errno(r
, "Failed to map properties: %s", bus_error_message(&error
, r
));
6124 return !streq_ptr(info
.load_state
, "not-found") || !streq_ptr(info
.active_state
, "inactive");
6127 static int enable_unit(int argc
, char *argv
[], void *userdata
) {
6128 _cleanup_strv_free_
char **names
= NULL
;
6129 const char *verb
= argv
[0];
6130 UnitFileChange
*changes
= NULL
;
6131 unsigned n_changes
= 0;
6132 int carries_install_info
= -1;
6133 bool ignore_carries_install_info
= arg_quiet
;
6139 r
= mangle_names(strv_skip(argv
, 1), &names
);
6143 r
= enable_sysv_units(verb
, names
);
6147 /* If the operation was fully executed by the SysV compat, let's finish early */
6148 if (strv_isempty(names
)) {
6149 if (arg_no_reload
|| install_client_side())
6151 return daemon_reload(argc
, argv
, userdata
);
6154 if (streq(verb
, "disable")) {
6155 r
= normalize_names(names
, true);
6160 if (streq(verb
, "link")) {
6161 r
= normalize_filenames(names
);
6166 if (install_client_side()) {
6167 UnitFileFlags flags
;
6169 flags
= args_to_flags();
6170 if (streq(verb
, "enable")) {
6171 r
= unit_file_enable(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6172 carries_install_info
= r
;
6173 } else if (streq(verb
, "disable"))
6174 r
= unit_file_disable(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6175 else if (streq(verb
, "reenable")) {
6176 r
= unit_file_reenable(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6177 carries_install_info
= r
;
6178 } else if (streq(verb
, "link"))
6179 r
= unit_file_link(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6180 else if (streq(verb
, "preset")) {
6181 r
= unit_file_preset(arg_scope
, flags
, arg_root
, names
, arg_preset_mode
, &changes
, &n_changes
);
6182 } else if (streq(verb
, "mask"))
6183 r
= unit_file_mask(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6184 else if (streq(verb
, "unmask"))
6185 r
= unit_file_unmask(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6186 else if (streq(verb
, "revert"))
6187 r
= unit_file_revert(arg_scope
, arg_root
, names
, &changes
, &n_changes
);
6189 assert_not_reached("Unknown verb");
6191 unit_file_dump_changes(r
, verb
, changes
, n_changes
, arg_quiet
);
6196 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
, *m
= NULL
;
6197 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6198 bool expect_carries_install_info
= false;
6199 bool send_runtime
= true, send_force
= true, send_preset_mode
= false;
6203 if (STR_IN_SET(verb
, "mask", "unmask")) {
6204 r
= unit_exists(*names
);
6208 log_notice("Unit %s does not exist, proceeding anyway.", *names
);
6211 r
= acquire_bus(BUS_MANAGER
, &bus
);
6215 polkit_agent_open_if_enabled();
6217 if (streq(verb
, "enable")) {
6218 method
= "EnableUnitFiles";
6219 expect_carries_install_info
= true;
6220 } else if (streq(verb
, "disable")) {
6221 method
= "DisableUnitFiles";
6223 } else if (streq(verb
, "reenable")) {
6224 method
= "ReenableUnitFiles";
6225 expect_carries_install_info
= true;
6226 } else if (streq(verb
, "link"))
6227 method
= "LinkUnitFiles";
6228 else if (streq(verb
, "preset")) {
6230 if (arg_preset_mode
!= UNIT_FILE_PRESET_FULL
) {
6231 method
= "PresetUnitFilesWithMode";
6232 send_preset_mode
= true;
6234 method
= "PresetUnitFiles";
6236 expect_carries_install_info
= true;
6237 ignore_carries_install_info
= true;
6238 } else if (streq(verb
, "mask"))
6239 method
= "MaskUnitFiles";
6240 else if (streq(verb
, "unmask")) {
6241 method
= "UnmaskUnitFiles";
6243 } else if (streq(verb
, "revert")) {
6244 method
= "RevertUnitFiles";
6245 send_runtime
= send_force
= false;
6247 assert_not_reached("Unknown verb");
6249 r
= sd_bus_message_new_method_call(
6252 "org.freedesktop.systemd1",
6253 "/org/freedesktop/systemd1",
6254 "org.freedesktop.systemd1.Manager",
6257 return bus_log_create_error(r
);
6259 r
= sd_bus_message_append_strv(m
, names
);
6261 return bus_log_create_error(r
);
6263 if (send_preset_mode
) {
6264 r
= sd_bus_message_append(m
, "s", unit_file_preset_mode_to_string(arg_preset_mode
));
6266 return bus_log_create_error(r
);
6270 r
= sd_bus_message_append(m
, "b", arg_runtime
);
6272 return bus_log_create_error(r
);
6276 r
= sd_bus_message_append(m
, "b", arg_force
);
6278 return bus_log_create_error(r
);
6281 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
6283 return log_error_errno(r
, "Failed to %s unit: %s", verb
, bus_error_message(&error
, r
));
6285 if (expect_carries_install_info
) {
6286 r
= sd_bus_message_read(reply
, "b", &carries_install_info
);
6288 return bus_log_parse_error(r
);
6291 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
6295 /* Try to reload if enabled */
6297 r
= daemon_reload(argc
, argv
, userdata
);
6302 if (carries_install_info
== 0 && !ignore_carries_install_info
)
6303 log_warning("The unit files have no installation config (WantedBy, RequiredBy, Also, Alias\n"
6304 "settings in the [Install] section, and DefaultInstance for template units).\n"
6305 "This means they are not meant to be enabled using systemctl.\n"
6306 "Possible reasons for having this kind of units are:\n"
6307 "1) A unit may be statically enabled by being symlinked from another unit's\n"
6308 " .wants/ or .requires/ directory.\n"
6309 "2) A unit's purpose may be to act as a helper for some other unit which has\n"
6310 " a requirement dependency on it.\n"
6311 "3) A unit may be started when needed via activation (socket, path, timer,\n"
6312 " D-Bus, udev, scripted systemctl call, ...).\n"
6313 "4) In case of template units, the unit is meant to be enabled with some\n"
6314 " instance name specified.");
6316 if (arg_now
&& STR_IN_SET(argv
[0], "enable", "disable", "mask")) {
6320 r
= acquire_bus(BUS_MANAGER
, &bus
);
6324 len
= strv_length(names
);
6326 char *new_args
[len
+ 2];
6328 new_args
[0] = (char*) (streq(argv
[0], "enable") ? "start" : "stop");
6329 for (i
= 0; i
< len
; i
++)
6330 new_args
[i
+ 1] = basename(names
[i
]);
6331 new_args
[i
+ 1] = NULL
;
6333 r
= start_unit(len
+ 1, new_args
, userdata
);
6338 unit_file_changes_free(changes
, n_changes
);
6343 static int add_dependency(int argc
, char *argv
[], void *userdata
) {
6344 _cleanup_strv_free_
char **names
= NULL
;
6345 _cleanup_free_
char *target
= NULL
;
6346 const char *verb
= argv
[0];
6347 UnitFileChange
*changes
= NULL
;
6348 unsigned n_changes
= 0;
6355 r
= unit_name_mangle_with_suffix(argv
[1], UNIT_NAME_NOGLOB
, ".target", &target
);
6357 return log_error_errno(r
, "Failed to mangle unit name: %m");
6359 r
= mangle_names(strv_skip(argv
, 2), &names
);
6363 if (streq(verb
, "add-wants"))
6365 else if (streq(verb
, "add-requires"))
6366 dep
= UNIT_REQUIRES
;
6368 assert_not_reached("Unknown verb");
6370 if (install_client_side()) {
6371 r
= unit_file_add_dependency(arg_scope
, args_to_flags(), arg_root
, names
, target
, dep
, &changes
, &n_changes
);
6372 unit_file_dump_changes(r
, "add dependency on", changes
, n_changes
, arg_quiet
);
6377 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
, *m
= NULL
;
6378 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6381 r
= acquire_bus(BUS_MANAGER
, &bus
);
6385 polkit_agent_open_if_enabled();
6387 r
= sd_bus_message_new_method_call(
6390 "org.freedesktop.systemd1",
6391 "/org/freedesktop/systemd1",
6392 "org.freedesktop.systemd1.Manager",
6393 "AddDependencyUnitFiles");
6395 return bus_log_create_error(r
);
6397 r
= sd_bus_message_append_strv(m
, names
);
6399 return bus_log_create_error(r
);
6401 r
= sd_bus_message_append(m
, "ssbb", target
, unit_dependency_to_string(dep
), arg_runtime
, arg_force
);
6403 return bus_log_create_error(r
);
6405 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
6407 return log_error_errno(r
, "Failed to add dependency: %s", bus_error_message(&error
, r
));
6409 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
6413 if (arg_no_reload
) {
6418 r
= daemon_reload(argc
, argv
, userdata
);
6422 unit_file_changes_free(changes
, n_changes
);
6427 static int preset_all(int argc
, char *argv
[], void *userdata
) {
6428 UnitFileChange
*changes
= NULL
;
6429 unsigned n_changes
= 0;
6432 if (install_client_side()) {
6433 r
= unit_file_preset_all(arg_scope
, args_to_flags(), arg_root
, arg_preset_mode
, &changes
, &n_changes
);
6434 unit_file_dump_changes(r
, "preset", changes
, n_changes
, arg_quiet
);
6439 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6440 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
6443 r
= acquire_bus(BUS_MANAGER
, &bus
);
6447 polkit_agent_open_if_enabled();
6449 r
= sd_bus_call_method(
6451 "org.freedesktop.systemd1",
6452 "/org/freedesktop/systemd1",
6453 "org.freedesktop.systemd1.Manager",
6454 "PresetAllUnitFiles",
6458 unit_file_preset_mode_to_string(arg_preset_mode
),
6462 return log_error_errno(r
, "Failed to preset all units: %s", bus_error_message(&error
, r
));
6464 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
6468 if (arg_no_reload
) {
6473 r
= daemon_reload(argc
, argv
, userdata
);
6477 unit_file_changes_free(changes
, n_changes
);
6482 static int show_installation_targets_client_side(const char *name
) {
6483 UnitFileChange
*changes
= NULL
;
6484 unsigned n_changes
= 0, i
;
6485 UnitFileFlags flags
;
6489 p
= STRV_MAKE(name
);
6490 flags
= UNIT_FILE_DRY_RUN
|
6491 (arg_runtime
? UNIT_FILE_RUNTIME
: 0);
6493 r
= unit_file_disable(UNIT_FILE_SYSTEM
, flags
, NULL
, p
, &changes
, &n_changes
);
6495 return log_error_errno(r
, "Failed to get file links for %s: %m", name
);
6497 for (i
= 0; i
< n_changes
; i
++)
6498 if (changes
[i
].type
== UNIT_FILE_UNLINK
)
6499 printf(" %s\n", changes
[i
].path
);
6504 static int show_installation_targets(sd_bus
*bus
, const char *name
) {
6505 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
6506 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6510 r
= sd_bus_call_method(
6512 "org.freedesktop.systemd1",
6513 "/org/freedesktop/systemd1",
6514 "org.freedesktop.systemd1.Manager",
6518 "sb", name
, arg_runtime
);
6520 return log_error_errno(r
, "Failed to get unit file links for %s: %s", name
, bus_error_message(&error
, r
));
6522 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "s");
6524 return bus_log_parse_error(r
);
6526 while ((r
= sd_bus_message_read(reply
, "s", &link
)) > 0)
6527 printf(" %s\n", link
);
6530 return bus_log_parse_error(r
);
6532 r
= sd_bus_message_exit_container(reply
);
6534 return bus_log_parse_error(r
);
6539 static int unit_is_enabled(int argc
, char *argv
[], void *userdata
) {
6541 _cleanup_strv_free_
char **names
= NULL
;
6546 r
= mangle_names(strv_skip(argv
, 1), &names
);
6550 r
= enable_sysv_units(argv
[0], names
);
6556 if (install_client_side()) {
6557 STRV_FOREACH(name
, names
) {
6558 UnitFileState state
;
6560 r
= unit_file_get_state(arg_scope
, arg_root
, *name
, &state
);
6562 return log_error_errno(r
, "Failed to get unit file state for %s: %m", *name
);
6566 UNIT_FILE_ENABLED_RUNTIME
,
6569 UNIT_FILE_GENERATED
))
6573 puts(unit_file_state_to_string(state
));
6575 r
= show_installation_targets_client_side(*name
);
6584 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6587 r
= acquire_bus(BUS_MANAGER
, &bus
);
6591 STRV_FOREACH(name
, names
) {
6592 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
6595 r
= sd_bus_call_method(
6597 "org.freedesktop.systemd1",
6598 "/org/freedesktop/systemd1",
6599 "org.freedesktop.systemd1.Manager",
6605 return log_error_errno(r
, "Failed to get unit file state for %s: %s", *name
, bus_error_message(&error
, r
));
6607 r
= sd_bus_message_read(reply
, "s", &s
);
6609 return bus_log_parse_error(r
);
6611 if (STR_IN_SET(s
, "enabled", "enabled-runtime", "static", "indirect", "generated"))
6617 r
= show_installation_targets(bus
, *name
);
6625 return enabled
? EXIT_SUCCESS
: EXIT_FAILURE
;
6628 static int is_system_running(int argc
, char *argv
[], void *userdata
) {
6629 _cleanup_free_
char *state
= NULL
;
6633 if (running_in_chroot() > 0 || (arg_transport
== BUS_TRANSPORT_LOCAL
&& !sd_booted())) {
6636 return EXIT_FAILURE
;
6639 r
= acquire_bus(BUS_MANAGER
, &bus
);
6643 r
= sd_bus_get_property_string(
6645 "org.freedesktop.systemd1",
6646 "/org/freedesktop/systemd1",
6647 "org.freedesktop.systemd1.Manager",
6660 return streq(state
, "running") ? EXIT_SUCCESS
: EXIT_FAILURE
;
6663 static int create_edit_temp_file(const char *new_path
, const char *original_path
, char **ret_tmp_fn
) {
6664 _cleanup_free_
char *t
= NULL
;
6668 assert(original_path
);
6671 r
= tempfn_random(new_path
, NULL
, &t
);
6673 return log_error_errno(r
, "Failed to determine temporary filename for \"%s\": %m", new_path
);
6675 r
= mkdir_parents(new_path
, 0755);
6677 return log_error_errno(r
, "Failed to create directories for \"%s\": %m", new_path
);
6679 r
= copy_file(original_path
, t
, 0, 0644, 0, COPY_REFLINK
);
6684 return log_error_errno(r
, "Failed to create temporary file \"%s\": %m", t
);
6687 return log_error_errno(r
, "Failed to create temporary file for \"%s\": %m", new_path
);
6695 static int get_file_to_edit(
6696 const LookupPaths
*paths
,
6700 _cleanup_free_
char *path
= NULL
, *run
= NULL
;
6705 path
= strjoin(paths
->persistent_config
, "/", name
);
6710 run
= strjoin(paths
->runtime_config
, "/", name
);
6716 if (access(path
, F_OK
) >= 0) {
6717 log_error("Refusing to create \"%s\" because it would be overridden by \"%s\" anyway.", run
, path
);
6731 static int unit_file_create_new(
6732 const LookupPaths
*paths
,
6733 const char *unit_name
,
6735 char **ret_new_path
,
6736 char **ret_tmp_path
) {
6738 char *tmp_new_path
, *tmp_tmp_path
, *ending
;
6742 assert(ret_new_path
);
6743 assert(ret_tmp_path
);
6745 ending
= strjoina(unit_name
, suffix
);
6746 r
= get_file_to_edit(paths
, ending
, &tmp_new_path
);
6750 r
= create_edit_temp_file(tmp_new_path
, tmp_new_path
, &tmp_tmp_path
);
6756 *ret_new_path
= tmp_new_path
;
6757 *ret_tmp_path
= tmp_tmp_path
;
6762 static int unit_file_create_copy(
6763 const LookupPaths
*paths
,
6764 const char *unit_name
,
6765 const char *fragment_path
,
6766 char **ret_new_path
,
6767 char **ret_tmp_path
) {
6769 char *tmp_new_path
, *tmp_tmp_path
;
6772 assert(fragment_path
);
6774 assert(ret_new_path
);
6775 assert(ret_tmp_path
);
6777 r
= get_file_to_edit(paths
, unit_name
, &tmp_new_path
);
6781 if (!path_equal(fragment_path
, tmp_new_path
) && access(tmp_new_path
, F_OK
) == 0) {
6784 r
= ask_char(&response
, "yn", "\"%s\" already exists. Overwrite with \"%s\"? [(y)es, (n)o] ", tmp_new_path
, fragment_path
);
6789 if (response
!= 'y') {
6790 log_warning("%s ignored", unit_name
);
6792 return -EKEYREJECTED
;
6796 r
= create_edit_temp_file(tmp_new_path
, fragment_path
, &tmp_tmp_path
);
6802 *ret_new_path
= tmp_new_path
;
6803 *ret_tmp_path
= tmp_tmp_path
;
6808 static int run_editor(char **paths
) {
6816 return log_error_errno(errno
, "Failed to fork: %m");
6820 char *editor
, **editor_args
= NULL
;
6821 char **tmp_path
, **original_path
, *p
;
6822 unsigned n_editor_args
= 0, i
= 1;
6825 (void) reset_all_signal_handlers();
6826 (void) reset_signal_mask();
6828 argc
= strv_length(paths
)/2 + 1;
6830 /* SYSTEMD_EDITOR takes precedence over EDITOR which takes precedence over VISUAL
6831 * If neither SYSTEMD_EDITOR nor EDITOR nor VISUAL are present,
6832 * we try to execute well known editors
6834 editor
= getenv("SYSTEMD_EDITOR");
6836 editor
= getenv("EDITOR");
6838 editor
= getenv("VISUAL");
6840 if (!isempty(editor
)) {
6841 editor_args
= strv_split(editor
, WHITESPACE
);
6844 _exit(EXIT_FAILURE
);
6846 n_editor_args
= strv_length(editor_args
);
6847 argc
+= n_editor_args
- 1;
6849 args
= newa(const char*, argc
+ 1);
6851 if (n_editor_args
> 0) {
6852 args
[0] = editor_args
[0];
6853 for (; i
< n_editor_args
; i
++)
6854 args
[i
] = editor_args
[i
];
6857 STRV_FOREACH_PAIR(original_path
, tmp_path
, paths
) {
6858 args
[i
] = *tmp_path
;
6863 if (n_editor_args
> 0)
6864 execvp(args
[0], (char* const*) args
);
6866 FOREACH_STRING(p
, "editor", "nano", "vim", "vi") {
6868 execvp(p
, (char* const*) args
);
6869 /* We do not fail if the editor doesn't exist
6870 * because we want to try each one of them before
6873 if (errno
!= ENOENT
) {
6874 log_error_errno(errno
, "Failed to execute %s: %m", editor
);
6875 _exit(EXIT_FAILURE
);
6879 log_error("Cannot edit unit(s), no editor available. Please set either $SYSTEMD_EDITOR, $EDITOR or $VISUAL.");
6880 _exit(EXIT_FAILURE
);
6883 r
= wait_for_terminate_and_warn("editor", pid
, true);
6885 return log_error_errno(r
, "Failed to wait for child: %m");
6890 static int find_paths_to_edit(sd_bus
*bus
, char **names
, char ***paths
) {
6891 _cleanup_lookup_paths_free_ LookupPaths lp
= {};
6898 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
6902 STRV_FOREACH(name
, names
) {
6903 _cleanup_free_
char *path
= NULL
, *new_path
= NULL
, *tmp_path
= NULL
, *tmp_name
= NULL
;
6904 const char *unit_name
;
6906 r
= unit_find_paths(bus
, *name
, &lp
, &path
, NULL
);
6914 log_error("Run 'systemctl edit%s --force %s' to create a new unit.",
6915 arg_scope
== UNIT_FILE_GLOBAL
? " --global" :
6916 arg_scope
== UNIT_FILE_USER
? " --user" : "",
6921 /* Create a new unit from scratch */
6923 r
= unit_file_create_new(&lp
, unit_name
,
6924 arg_full
? NULL
: ".d/override.conf",
6925 &new_path
, &tmp_path
);
6929 unit_name
= basename(path
);
6930 /* We follow unit aliases, but we need to propagate the instance */
6931 if (unit_name_is_valid(*name
, UNIT_NAME_INSTANCE
) &&
6932 unit_name_is_valid(unit_name
, UNIT_NAME_TEMPLATE
)) {
6933 _cleanup_free_
char *instance
= NULL
;
6935 r
= unit_name_to_instance(*name
, &instance
);
6939 r
= unit_name_replace_instance(unit_name
, instance
, &tmp_name
);
6943 unit_name
= tmp_name
;
6947 r
= unit_file_create_copy(&lp
, unit_name
, path
, &new_path
, &tmp_path
);
6949 r
= unit_file_create_new(&lp
, unit_name
, ".d/override.conf", &new_path
, &tmp_path
);
6954 r
= strv_push_pair(paths
, new_path
, tmp_path
);
6957 new_path
= tmp_path
= NULL
;
6963 static int edit(int argc
, char *argv
[], void *userdata
) {
6964 _cleanup_strv_free_
char **names
= NULL
;
6965 _cleanup_strv_free_
char **paths
= NULL
;
6966 char **original
, **tmp
;
6971 log_error("Cannot edit units if not on a tty.");
6975 if (arg_transport
!= BUS_TRANSPORT_LOCAL
) {
6976 log_error("Cannot edit units remotely.");
6980 r
= acquire_bus(BUS_MANAGER
, &bus
);
6984 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
6986 return log_error_errno(r
, "Failed to expand names: %m");
6988 r
= find_paths_to_edit(bus
, names
, &paths
);
6992 if (strv_isempty(paths
))
6995 r
= run_editor(paths
);
6999 STRV_FOREACH_PAIR(original
, tmp
, paths
) {
7000 /* If the temporary file is empty we ignore it. It's
7001 * useful if the user wants to cancel its modification
7003 if (null_or_empty_path(*tmp
)) {
7004 log_warning("Editing \"%s\" canceled: temporary file is empty.", *original
);
7008 r
= rename(*tmp
, *original
);
7010 r
= log_error_errno(errno
, "Failed to rename \"%s\" to \"%s\": %m", *tmp
, *original
);
7017 if (!arg_no_reload
&& !install_client_side())
7018 r
= daemon_reload(argc
, argv
, userdata
);
7021 STRV_FOREACH_PAIR(original
, tmp
, paths
) {
7022 (void) unlink(*tmp
);
7024 /* Removing empty dropin dirs */
7026 _cleanup_free_
char *dir
;
7028 dir
= dirname_malloc(*original
);
7032 /* no need to check if the dir is empty, rmdir
7033 * does nothing if it is not the case.
7042 static void systemctl_help(void) {
7044 pager_open(arg_no_pager
, false);
7046 printf("%s [OPTIONS...] {COMMAND} ...\n\n"
7047 "Query or send control commands to the systemd manager.\n\n"
7048 " -h --help Show this help\n"
7049 " --version Show package version\n"
7050 " --system Connect to system manager\n"
7051 " --user Connect to user service manager\n"
7052 " -H --host=[USER@]HOST\n"
7053 " Operate on remote host\n"
7054 " -M --machine=CONTAINER\n"
7055 " Operate on local container\n"
7056 " -t --type=TYPE List units of a particular type\n"
7057 " --state=STATE List units with particular LOAD or SUB or ACTIVE state\n"
7058 " -p --property=NAME Show only properties by this name\n"
7059 " -a --all Show all properties/all units currently in memory,\n"
7060 " including dead/empty ones. To list all units installed on\n"
7061 " the system, use the 'list-unit-files' command instead.\n"
7062 " --failed Same as --state=failed\n"
7063 " -l --full Don't ellipsize unit names on output\n"
7064 " -r --recursive Show unit list of host and local containers\n"
7065 " --reverse Show reverse dependencies with 'list-dependencies'\n"
7066 " --job-mode=MODE Specify how to deal with already queued jobs, when\n"
7067 " queueing a new job\n"
7068 " --show-types When showing sockets, explicitly show their type\n"
7069 " --value When showing properties, only print the value\n"
7070 " -i --ignore-inhibitors\n"
7071 " When shutting down or sleeping, ignore inhibitors\n"
7072 " --kill-who=WHO Who to send signal to\n"
7073 " -s --signal=SIGNAL Which signal to send\n"
7074 " --now Start or stop unit in addition to enabling or disabling it\n"
7075 " -q --quiet Suppress output\n"
7076 " --wait For (re)start, wait until service stopped again\n"
7077 " --no-block Do not wait until operation finished\n"
7078 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7079 " --no-reload Don't reload daemon after en-/dis-abling unit files\n"
7080 " --no-legend Do not print a legend (column headers and hints)\n"
7081 " --no-pager Do not pipe output into a pager\n"
7082 " --no-ask-password\n"
7083 " Do not ask for system passwords\n"
7084 " --global Enable/disable unit files globally\n"
7085 " --runtime Enable unit files only temporarily until next reboot\n"
7086 " -f --force When enabling unit files, override existing symlinks\n"
7087 " When shutting down, execute action immediately\n"
7088 " --preset-mode= Apply only enable, only disable, or all presets\n"
7089 " --root=PATH Enable unit files in the specified root directory\n"
7090 " -n --lines=INTEGER Number of journal entries to show\n"
7091 " -o --output=STRING Change journal output mode (short, short-precise,\n"
7092 " short-iso, short-iso-precise, short-full,\n"
7093 " short-monotonic, short-unix,\n"
7094 " verbose, export, json, json-pretty, json-sse, cat)\n"
7095 " --firmware-setup Tell the firmware to show the setup menu on next boot\n"
7096 " --plain Print unit dependencies as a list instead of a tree\n\n"
7098 " list-units [PATTERN...] List units currently in memory\n"
7099 " list-sockets [PATTERN...] List socket units currently in memory, ordered\n"
7101 " list-timers [PATTERN...] List timer units currently in memory, ordered\n"
7103 " start NAME... Start (activate) one or more units\n"
7104 " stop NAME... Stop (deactivate) one or more units\n"
7105 " reload NAME... Reload one or more units\n"
7106 " restart NAME... Start or restart one or more units\n"
7107 " try-restart NAME... Restart one or more units if active\n"
7108 " reload-or-restart NAME... Reload one or more units if possible,\n"
7109 " otherwise start or restart\n"
7110 " try-reload-or-restart NAME... If active, reload one or more units,\n"
7111 " if supported, otherwise restart\n"
7112 " isolate NAME Start one unit and stop all others\n"
7113 " kill NAME... Send signal to processes of a unit\n"
7114 " is-active PATTERN... Check whether units are active\n"
7115 " is-failed PATTERN... Check whether units are failed\n"
7116 " status [PATTERN...|PID...] Show runtime status of one or more units\n"
7117 " show [PATTERN...|JOB...] Show properties of one or more\n"
7118 " units/jobs or the manager\n"
7119 " cat PATTERN... Show files and drop-ins of one or more units\n"
7120 " set-property NAME ASSIGNMENT... Sets one or more properties of a unit\n"
7121 " help PATTERN...|PID... Show manual for one or more units\n"
7122 " reset-failed [PATTERN...] Reset failed state for all, one, or more\n"
7124 " list-dependencies [NAME] Recursively show units which are required\n"
7125 " or wanted by this unit or by which this\n"
7126 " unit is required or wanted\n\n"
7127 "Unit File Commands:\n"
7128 " list-unit-files [PATTERN...] List installed unit files\n"
7129 " enable [NAME...|PATH...] Enable one or more unit files\n"
7130 " disable NAME... Disable one or more unit files\n"
7131 " reenable NAME... Reenable one or more unit files\n"
7132 " preset NAME... Enable/disable one or more unit files\n"
7133 " based on preset configuration\n"
7134 " preset-all Enable/disable all unit files based on\n"
7135 " preset configuration\n"
7136 " is-enabled NAME... Check whether unit files are enabled\n"
7137 " mask NAME... Mask one or more units\n"
7138 " unmask NAME... Unmask one or more units\n"
7139 " link PATH... Link one or more units files into\n"
7140 " the search path\n"
7141 " revert NAME... Revert one or more unit files to vendor\n"
7143 " add-wants TARGET NAME... Add 'Wants' dependency for the target\n"
7144 " on specified one or more units\n"
7145 " add-requires TARGET NAME... Add 'Requires' dependency for the target\n"
7146 " on specified one or more units\n"
7147 " edit NAME... Edit one or more unit files\n"
7148 " get-default Get the name of the default target\n"
7149 " set-default NAME Set the default target\n\n"
7150 "Machine Commands:\n"
7151 " list-machines [PATTERN...] List local containers and host\n\n"
7153 " list-jobs [PATTERN...] List jobs\n"
7154 " cancel [JOB...] Cancel all, one, or more jobs\n\n"
7155 "Environment Commands:\n"
7156 " show-environment Dump environment\n"
7157 " set-environment NAME=VALUE... Set one or more environment variables\n"
7158 " unset-environment NAME... Unset one or more environment variables\n"
7159 " import-environment [NAME...] Import all or some environment variables\n\n"
7160 "Manager Lifecycle Commands:\n"
7161 " daemon-reload Reload systemd manager configuration\n"
7162 " daemon-reexec Reexecute systemd manager\n\n"
7163 "System Commands:\n"
7164 " is-system-running Check whether system is fully running\n"
7165 " default Enter system default mode\n"
7166 " rescue Enter system rescue mode\n"
7167 " emergency Enter system emergency mode\n"
7168 " halt Shut down and halt the system\n"
7169 " poweroff Shut down and power-off the system\n"
7170 " reboot [ARG] Shut down and reboot the system\n"
7171 " kexec Shut down and reboot the system with kexec\n"
7172 " exit [EXIT_CODE] Request user instance or container exit\n"
7173 " switch-root ROOT [INIT] Change to a different root file system\n"
7174 " suspend Suspend the system\n"
7175 " hibernate Hibernate the system\n"
7176 " hybrid-sleep Hibernate and suspend the system\n",
7177 program_invocation_short_name
);
7180 static void halt_help(void) {
7181 printf("%s [OPTIONS...]%s\n\n"
7182 "%s the system.\n\n"
7183 " --help Show this help\n"
7184 " --halt Halt the machine\n"
7185 " -p --poweroff Switch off the machine\n"
7186 " --reboot Reboot the machine\n"
7187 " -f --force Force immediate halt/power-off/reboot\n"
7188 " -w --wtmp-only Don't halt/power-off/reboot, just write wtmp record\n"
7189 " -d --no-wtmp Don't write wtmp record\n"
7190 " --no-wall Don't send wall message before halt/power-off/reboot\n",
7191 program_invocation_short_name
,
7192 arg_action
== ACTION_REBOOT
? " [ARG]" : "",
7193 arg_action
== ACTION_REBOOT
? "Reboot" :
7194 arg_action
== ACTION_POWEROFF
? "Power off" :
7198 static void shutdown_help(void) {
7199 printf("%s [OPTIONS...] [TIME] [WALL...]\n\n"
7200 "Shut down the system.\n\n"
7201 " --help Show this help\n"
7202 " -H --halt Halt the machine\n"
7203 " -P --poweroff Power-off the machine\n"
7204 " -r --reboot Reboot the machine\n"
7205 " -h Equivalent to --poweroff, overridden by --halt\n"
7206 " -k Don't halt/power-off/reboot, just send warnings\n"
7207 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7208 " -c Cancel a pending shutdown\n",
7209 program_invocation_short_name
);
7212 static void telinit_help(void) {
7213 printf("%s [OPTIONS...] {COMMAND}\n\n"
7214 "Send control commands to the init daemon.\n\n"
7215 " --help Show this help\n"
7216 " --no-wall Don't send wall message before halt/power-off/reboot\n\n"
7218 " 0 Power-off the machine\n"
7219 " 6 Reboot the machine\n"
7220 " 2, 3, 4, 5 Start runlevelX.target unit\n"
7221 " 1, s, S Enter rescue mode\n"
7222 " q, Q Reload init daemon configuration\n"
7223 " u, U Reexecute init daemon\n",
7224 program_invocation_short_name
);
7227 static void runlevel_help(void) {
7228 printf("%s [OPTIONS...]\n\n"
7229 "Prints the previous and current runlevel of the init system.\n\n"
7230 " --help Show this help\n",
7231 program_invocation_short_name
);
7234 static void help_types(void) {
7238 puts("Available unit types:");
7239 for (i
= 0; i
< _UNIT_TYPE_MAX
; i
++)
7240 puts(unit_type_to_string(i
));
7243 static void help_states(void) {
7247 puts("Available unit load states:");
7248 for (i
= 0; i
< _UNIT_LOAD_STATE_MAX
; i
++)
7249 puts(unit_load_state_to_string(i
));
7252 puts("\nAvailable unit active states:");
7253 for (i
= 0; i
< _UNIT_ACTIVE_STATE_MAX
; i
++)
7254 puts(unit_active_state_to_string(i
));
7257 puts("\nAvailable automount unit substates:");
7258 for (i
= 0; i
< _AUTOMOUNT_STATE_MAX
; i
++)
7259 puts(automount_state_to_string(i
));
7262 puts("\nAvailable device unit substates:");
7263 for (i
= 0; i
< _DEVICE_STATE_MAX
; i
++)
7264 puts(device_state_to_string(i
));
7267 puts("\nAvailable mount unit substates:");
7268 for (i
= 0; i
< _MOUNT_STATE_MAX
; i
++)
7269 puts(mount_state_to_string(i
));
7272 puts("\nAvailable path unit substates:");
7273 for (i
= 0; i
< _PATH_STATE_MAX
; i
++)
7274 puts(path_state_to_string(i
));
7277 puts("\nAvailable scope unit substates:");
7278 for (i
= 0; i
< _SCOPE_STATE_MAX
; i
++)
7279 puts(scope_state_to_string(i
));
7282 puts("\nAvailable service unit substates:");
7283 for (i
= 0; i
< _SERVICE_STATE_MAX
; i
++)
7284 puts(service_state_to_string(i
));
7287 puts("\nAvailable slice unit substates:");
7288 for (i
= 0; i
< _SLICE_STATE_MAX
; i
++)
7289 puts(slice_state_to_string(i
));
7292 puts("\nAvailable socket unit substates:");
7293 for (i
= 0; i
< _SOCKET_STATE_MAX
; i
++)
7294 puts(socket_state_to_string(i
));
7297 puts("\nAvailable swap unit substates:");
7298 for (i
= 0; i
< _SWAP_STATE_MAX
; i
++)
7299 puts(swap_state_to_string(i
));
7302 puts("\nAvailable target unit substates:");
7303 for (i
= 0; i
< _TARGET_STATE_MAX
; i
++)
7304 puts(target_state_to_string(i
));
7307 puts("\nAvailable timer unit substates:");
7308 for (i
= 0; i
< _TIMER_STATE_MAX
; i
++)
7309 puts(timer_state_to_string(i
));
7312 static int systemctl_parse_argv(int argc
, char *argv
[]) {
7321 ARG_IGNORE_DEPENDENCIES
,
7334 ARG_NO_ASK_PASSWORD
,
7348 static const struct option options
[] = {
7349 { "help", no_argument
, NULL
, 'h' },
7350 { "version", no_argument
, NULL
, ARG_VERSION
},
7351 { "type", required_argument
, NULL
, 't' },
7352 { "property", required_argument
, NULL
, 'p' },
7353 { "all", no_argument
, NULL
, 'a' },
7354 { "reverse", no_argument
, NULL
, ARG_REVERSE
},
7355 { "after", no_argument
, NULL
, ARG_AFTER
},
7356 { "before", no_argument
, NULL
, ARG_BEFORE
},
7357 { "show-types", no_argument
, NULL
, ARG_SHOW_TYPES
},
7358 { "failed", no_argument
, NULL
, ARG_FAILED
}, /* compatibility only */
7359 { "full", no_argument
, NULL
, 'l' },
7360 { "job-mode", required_argument
, NULL
, ARG_JOB_MODE
},
7361 { "fail", no_argument
, NULL
, ARG_FAIL
}, /* compatibility only */
7362 { "irreversible", no_argument
, NULL
, ARG_IRREVERSIBLE
}, /* compatibility only */
7363 { "ignore-dependencies", no_argument
, NULL
, ARG_IGNORE_DEPENDENCIES
}, /* compatibility only */
7364 { "ignore-inhibitors", no_argument
, NULL
, 'i' },
7365 { "value", no_argument
, NULL
, ARG_VALUE
},
7366 { "user", no_argument
, NULL
, ARG_USER
},
7367 { "system", no_argument
, NULL
, ARG_SYSTEM
},
7368 { "global", no_argument
, NULL
, ARG_GLOBAL
},
7369 { "wait", no_argument
, NULL
, ARG_WAIT
},
7370 { "no-block", no_argument
, NULL
, ARG_NO_BLOCK
},
7371 { "no-legend", no_argument
, NULL
, ARG_NO_LEGEND
},
7372 { "no-pager", no_argument
, NULL
, ARG_NO_PAGER
},
7373 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
7374 { "quiet", no_argument
, NULL
, 'q' },
7375 { "root", required_argument
, NULL
, ARG_ROOT
},
7376 { "force", no_argument
, NULL
, ARG_FORCE
},
7377 { "no-reload", no_argument
, NULL
, ARG_NO_RELOAD
},
7378 { "kill-who", required_argument
, NULL
, ARG_KILL_WHO
},
7379 { "signal", required_argument
, NULL
, 's' },
7380 { "no-ask-password", no_argument
, NULL
, ARG_NO_ASK_PASSWORD
},
7381 { "host", required_argument
, NULL
, 'H' },
7382 { "machine", required_argument
, NULL
, 'M' },
7383 { "runtime", no_argument
, NULL
, ARG_RUNTIME
},
7384 { "lines", required_argument
, NULL
, 'n' },
7385 { "output", required_argument
, NULL
, 'o' },
7386 { "plain", no_argument
, NULL
, ARG_PLAIN
},
7387 { "state", required_argument
, NULL
, ARG_STATE
},
7388 { "recursive", no_argument
, NULL
, 'r' },
7389 { "preset-mode", required_argument
, NULL
, ARG_PRESET_MODE
},
7390 { "firmware-setup", no_argument
, NULL
, ARG_FIRMWARE_SETUP
},
7391 { "now", no_argument
, NULL
, ARG_NOW
},
7392 { "message", required_argument
, NULL
, ARG_MESSAGE
},
7402 /* we default to allowing interactive authorization only in systemctl (not in the legacy commands) */
7403 arg_ask_password
= true;
7405 while ((c
= getopt_long(argc
, argv
, "ht:p:alqfs:H:M:n:o:ir", options
, NULL
)) >= 0)
7417 if (isempty(optarg
)) {
7418 log_error("--type= requires arguments.");
7422 for (p
= optarg
;;) {
7423 _cleanup_free_
char *type
= NULL
;
7425 r
= extract_first_word(&p
, &type
, ",", 0);
7427 return log_error_errno(r
, "Failed to parse type: %s", optarg
);
7431 if (streq(type
, "help")) {
7436 if (unit_type_from_string(type
) >= 0) {
7437 if (strv_push(&arg_types
, type
) < 0)
7443 /* It's much nicer to use --state= for
7444 * load states, but let's support this
7445 * in --types= too for compatibility
7446 * with old versions */
7447 if (unit_load_state_from_string(type
) >= 0) {
7448 if (strv_push(&arg_states
, type
) < 0)
7454 log_error("Unknown unit type or load state '%s'.", type
);
7455 log_info("Use -t help to see a list of allowed values.");
7463 /* Make sure that if the empty property list
7464 was specified, we won't show any properties. */
7465 if (isempty(optarg
) && !arg_properties
) {
7466 arg_properties
= new0(char*, 1);
7467 if (!arg_properties
)
7470 for (p
= optarg
;;) {
7471 _cleanup_free_
char *prop
= NULL
;
7473 r
= extract_first_word(&p
, &prop
, ",", 0);
7475 return log_error_errno(r
, "Failed to parse property: %s", optarg
);
7479 if (strv_push(&arg_properties
, prop
) < 0)
7485 /* If the user asked for a particular
7486 * property, show it to him, even if it is
7498 arg_dependency
= DEPENDENCY_REVERSE
;
7502 arg_dependency
= DEPENDENCY_AFTER
;
7503 arg_jobs_after
= true;
7507 arg_dependency
= DEPENDENCY_BEFORE
;
7508 arg_jobs_before
= true;
7511 case ARG_SHOW_TYPES
:
7512 arg_show_types
= true;
7520 arg_job_mode
= optarg
;
7524 arg_job_mode
= "fail";
7527 case ARG_IRREVERSIBLE
:
7528 arg_job_mode
= "replace-irreversibly";
7531 case ARG_IGNORE_DEPENDENCIES
:
7532 arg_job_mode
= "ignore-dependencies";
7536 arg_scope
= UNIT_FILE_USER
;
7540 arg_scope
= UNIT_FILE_SYSTEM
;
7544 arg_scope
= UNIT_FILE_GLOBAL
;
7552 arg_no_block
= true;
7556 arg_no_legend
= true;
7560 arg_no_pager
= true;
7568 r
= parse_path_argument_and_warn(optarg
, false, &arg_root
);
7578 if (strv_extend(&arg_states
, "failed") < 0)
7596 arg_no_reload
= true;
7600 arg_kill_who
= optarg
;
7604 arg_signal
= signal_from_string_try_harder(optarg
);
7605 if (arg_signal
< 0) {
7606 log_error("Failed to parse signal string %s.", optarg
);
7611 case ARG_NO_ASK_PASSWORD
:
7612 arg_ask_password
= false;
7616 arg_transport
= BUS_TRANSPORT_REMOTE
;
7621 arg_transport
= BUS_TRANSPORT_MACHINE
;
7630 if (safe_atou(optarg
, &arg_lines
) < 0) {
7631 log_error("Failed to parse lines '%s'", optarg
);
7637 arg_output
= output_mode_from_string(optarg
);
7638 if (arg_output
< 0) {
7639 log_error("Unknown output '%s'.", optarg
);
7645 arg_ignore_inhibitors
= true;
7652 case ARG_FIRMWARE_SETUP
:
7653 arg_firmware_setup
= true;
7657 if (isempty(optarg
)) {
7658 log_error("--state= requires arguments.");
7662 for (p
= optarg
;;) {
7663 _cleanup_free_
char *s
= NULL
;
7665 r
= extract_first_word(&p
, &s
, ",", 0);
7667 return log_error_errno(r
, "Failed to parse state: %s", optarg
);
7671 if (streq(s
, "help")) {
7676 if (strv_push(&arg_states
, s
) < 0)
7685 if (geteuid() != 0) {
7686 log_error("--recursive requires root privileges.");
7690 arg_recursive
= true;
7693 case ARG_PRESET_MODE
:
7695 arg_preset_mode
= unit_file_preset_mode_from_string(optarg
);
7696 if (arg_preset_mode
< 0) {
7697 log_error("Failed to parse preset mode: %s.", optarg
);
7708 if (strv_extend(&arg_wall
, optarg
) < 0)
7716 assert_not_reached("Unhandled option");
7719 if (arg_transport
!= BUS_TRANSPORT_LOCAL
&& arg_scope
!= UNIT_FILE_SYSTEM
) {
7720 log_error("Cannot access user instance remotely.");
7724 if (arg_wait
&& arg_no_block
) {
7725 log_error("--wait may not be combined with --no-block.");
7732 static int halt_parse_argv(int argc
, char *argv
[]) {
7741 static const struct option options
[] = {
7742 { "help", no_argument
, NULL
, ARG_HELP
},
7743 { "halt", no_argument
, NULL
, ARG_HALT
},
7744 { "poweroff", no_argument
, NULL
, 'p' },
7745 { "reboot", no_argument
, NULL
, ARG_REBOOT
},
7746 { "force", no_argument
, NULL
, 'f' },
7747 { "wtmp-only", no_argument
, NULL
, 'w' },
7748 { "no-wtmp", no_argument
, NULL
, 'd' },
7749 { "no-sync", no_argument
, NULL
, 'n' },
7750 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
7759 if (utmp_get_runlevel(&runlevel
, NULL
) >= 0)
7760 if (runlevel
== '0' || runlevel
== '6')
7763 while ((c
= getopt_long(argc
, argv
, "pfwdnih", options
, NULL
)) >= 0)
7771 arg_action
= ACTION_HALT
;
7775 if (arg_action
!= ACTION_REBOOT
)
7776 arg_action
= ACTION_POWEROFF
;
7780 arg_action
= ACTION_REBOOT
;
7805 /* Compatibility nops */
7812 assert_not_reached("Unhandled option");
7815 if (arg_action
== ACTION_REBOOT
&& (argc
== optind
|| argc
== optind
+ 1)) {
7816 r
= update_reboot_parameter_and_warn(argc
== optind
+ 1 ? argv
[optind
] : NULL
);
7819 } else if (optind
< argc
) {
7820 log_error("Too many arguments.");
7827 static int parse_shutdown_time_spec(const char *t
, usec_t
*_u
) {
7831 if (streq(t
, "now"))
7833 else if (!strchr(t
, ':')) {
7836 if (safe_atou64(t
, &u
) < 0)
7839 *_u
= now(CLOCK_REALTIME
) + USEC_PER_MINUTE
* u
;
7848 hour
= strtol(t
, &e
, 10);
7849 if (errno
> 0 || *e
!= ':' || hour
< 0 || hour
> 23)
7852 minute
= strtol(e
+1, &e
, 10);
7853 if (errno
> 0 || *e
!= 0 || minute
< 0 || minute
> 59)
7856 n
= now(CLOCK_REALTIME
);
7857 s
= (time_t) (n
/ USEC_PER_SEC
);
7859 assert_se(localtime_r(&s
, &tm
));
7861 tm
.tm_hour
= (int) hour
;
7862 tm
.tm_min
= (int) minute
;
7865 assert_se(s
= mktime(&tm
));
7867 *_u
= (usec_t
) s
* USEC_PER_SEC
;
7870 *_u
+= USEC_PER_DAY
;
7876 static int shutdown_parse_argv(int argc
, char *argv
[]) {
7883 static const struct option options
[] = {
7884 { "help", no_argument
, NULL
, ARG_HELP
},
7885 { "halt", no_argument
, NULL
, 'H' },
7886 { "poweroff", no_argument
, NULL
, 'P' },
7887 { "reboot", no_argument
, NULL
, 'r' },
7888 { "kexec", no_argument
, NULL
, 'K' }, /* not documented extension */
7889 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
7899 while ((c
= getopt_long(argc
, argv
, "HPrhkKtafFc", options
, NULL
)) >= 0)
7907 arg_action
= ACTION_HALT
;
7911 arg_action
= ACTION_POWEROFF
;
7916 arg_action
= ACTION_KEXEC
;
7918 arg_action
= ACTION_REBOOT
;
7922 arg_action
= ACTION_KEXEC
;
7926 if (arg_action
!= ACTION_HALT
)
7927 arg_action
= ACTION_POWEROFF
;
7942 /* Compatibility nops */
7946 arg_action
= ACTION_CANCEL_SHUTDOWN
;
7953 assert_not_reached("Unhandled option");
7956 if (argc
> optind
&& arg_action
!= ACTION_CANCEL_SHUTDOWN
) {
7957 r
= parse_shutdown_time_spec(argv
[optind
], &arg_when
);
7959 log_error("Failed to parse time specification: %s", argv
[optind
]);
7963 arg_when
= now(CLOCK_REALTIME
) + USEC_PER_MINUTE
;
7965 if (argc
> optind
&& arg_action
== ACTION_CANCEL_SHUTDOWN
)
7966 /* No time argument for shutdown cancel */
7967 wall
= argv
+ optind
;
7968 else if (argc
> optind
+ 1)
7969 /* We skip the time argument */
7970 wall
= argv
+ optind
+ 1;
7973 arg_wall
= strv_copy(wall
);
7983 static int telinit_parse_argv(int argc
, char *argv
[]) {
7990 static const struct option options
[] = {
7991 { "help", no_argument
, NULL
, ARG_HELP
},
7992 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
7996 static const struct {
8000 { '0', ACTION_POWEROFF
},
8001 { '6', ACTION_REBOOT
},
8002 { '1', ACTION_RESCUE
},
8003 { '2', ACTION_RUNLEVEL2
},
8004 { '3', ACTION_RUNLEVEL3
},
8005 { '4', ACTION_RUNLEVEL4
},
8006 { '5', ACTION_RUNLEVEL5
},
8007 { 's', ACTION_RESCUE
},
8008 { 'S', ACTION_RESCUE
},
8009 { 'q', ACTION_RELOAD
},
8010 { 'Q', ACTION_RELOAD
},
8011 { 'u', ACTION_REEXEC
},
8012 { 'U', ACTION_REEXEC
}
8021 while ((c
= getopt_long(argc
, argv
, "", options
, NULL
)) >= 0)
8036 assert_not_reached("Unhandled option");
8039 if (optind
>= argc
) {
8040 log_error("%s: required argument missing.", program_invocation_short_name
);
8044 if (optind
+ 1 < argc
) {
8045 log_error("Too many arguments.");
8049 if (strlen(argv
[optind
]) != 1) {
8050 log_error("Expected single character argument.");
8054 for (i
= 0; i
< ELEMENTSOF(table
); i
++)
8055 if (table
[i
].from
== argv
[optind
][0])
8058 if (i
>= ELEMENTSOF(table
)) {
8059 log_error("Unknown command '%s'.", argv
[optind
]);
8063 arg_action
= table
[i
].to
;
8070 static int runlevel_parse_argv(int argc
, char *argv
[]) {
8076 static const struct option options
[] = {
8077 { "help", no_argument
, NULL
, ARG_HELP
},
8086 while ((c
= getopt_long(argc
, argv
, "", options
, NULL
)) >= 0)
8097 assert_not_reached("Unhandled option");
8100 if (optind
< argc
) {
8101 log_error("Too many arguments.");
8108 static int parse_argv(int argc
, char *argv
[]) {
8112 if (program_invocation_short_name
) {
8114 if (strstr(program_invocation_short_name
, "halt")) {
8115 arg_action
= ACTION_HALT
;
8116 return halt_parse_argv(argc
, argv
);
8117 } else if (strstr(program_invocation_short_name
, "poweroff")) {
8118 arg_action
= ACTION_POWEROFF
;
8119 return halt_parse_argv(argc
, argv
);
8120 } else if (strstr(program_invocation_short_name
, "reboot")) {
8122 arg_action
= ACTION_KEXEC
;
8124 arg_action
= ACTION_REBOOT
;
8125 return halt_parse_argv(argc
, argv
);
8126 } else if (strstr(program_invocation_short_name
, "shutdown")) {
8127 arg_action
= ACTION_POWEROFF
;
8128 return shutdown_parse_argv(argc
, argv
);
8129 } else if (strstr(program_invocation_short_name
, "init")) {
8131 if (sd_booted() > 0) {
8132 arg_action
= _ACTION_INVALID
;
8133 return telinit_parse_argv(argc
, argv
);
8135 /* Hmm, so some other init system is
8136 * running, we need to forward this
8137 * request to it. For now we simply
8138 * guess that it is Upstart. */
8140 execv(TELINIT
, argv
);
8142 log_error("Couldn't find an alternative telinit implementation to spawn.");
8146 } else if (strstr(program_invocation_short_name
, "runlevel")) {
8147 arg_action
= ACTION_RUNLEVEL
;
8148 return runlevel_parse_argv(argc
, argv
);
8152 arg_action
= ACTION_SYSTEMCTL
;
8153 return systemctl_parse_argv(argc
, argv
);
8156 #ifdef HAVE_SYSV_COMPAT
8157 _pure_
static int action_to_runlevel(void) {
8159 static const char table
[_ACTION_MAX
] = {
8160 [ACTION_HALT
] = '0',
8161 [ACTION_POWEROFF
] = '0',
8162 [ACTION_REBOOT
] = '6',
8163 [ACTION_RUNLEVEL2
] = '2',
8164 [ACTION_RUNLEVEL3
] = '3',
8165 [ACTION_RUNLEVEL4
] = '4',
8166 [ACTION_RUNLEVEL5
] = '5',
8167 [ACTION_RESCUE
] = '1'
8170 assert(arg_action
< _ACTION_MAX
);
8172 return table
[arg_action
];
8176 static int talk_initctl(void) {
8177 #ifdef HAVE_SYSV_COMPAT
8178 struct init_request request
= {
8179 .magic
= INIT_MAGIC
,
8181 .cmd
= INIT_CMD_RUNLVL
8184 _cleanup_close_
int fd
= -1;
8188 rl
= action_to_runlevel();
8192 request
.runlevel
= rl
;
8194 fd
= open(INIT_FIFO
, O_WRONLY
|O_NDELAY
|O_CLOEXEC
|O_NOCTTY
);
8196 if (errno
== ENOENT
)
8199 return log_error_errno(errno
, "Failed to open "INIT_FIFO
": %m");
8202 r
= loop_write(fd
, &request
, sizeof(request
), false);
8204 return log_error_errno(r
, "Failed to write to "INIT_FIFO
": %m");
8212 static int systemctl_main(int argc
, char *argv
[]) {
8214 static const Verb verbs
[] = {
8215 { "list-units", VERB_ANY
, VERB_ANY
, VERB_DEFAULT
|VERB_NOCHROOT
, list_units
},
8216 { "list-unit-files", VERB_ANY
, VERB_ANY
, 0, list_unit_files
},
8217 { "list-sockets", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, list_sockets
},
8218 { "list-timers", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, list_timers
},
8219 { "list-jobs", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, list_jobs
},
8220 { "list-machines", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, list_machines
},
8221 { "clear-jobs", VERB_ANY
, 1, VERB_NOCHROOT
, trivial_method
},
8222 { "cancel", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, cancel_job
},
8223 { "start", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
},
8224 { "stop", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
},
8225 { "condstop", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
}, /* For compatibility with ALTLinux */
8226 { "reload", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
},
8227 { "restart", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
},
8228 { "try-restart", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
},
8229 { "reload-or-restart", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
},
8230 { "reload-or-try-restart", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
}, /* For compatbility with old systemctl <= 228 */
8231 { "try-reload-or-restart", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
},
8232 { "force-reload", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
}, /* For compatibility with SysV */
8233 { "condreload", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
}, /* For compatibility with ALTLinux */
8234 { "condrestart", 2, VERB_ANY
, VERB_NOCHROOT
, start_unit
}, /* For compatibility with RH */
8235 { "isolate", 2, 2, VERB_NOCHROOT
, start_unit
},
8236 { "kill", 2, VERB_ANY
, VERB_NOCHROOT
, kill_unit
},
8237 { "is-active", 2, VERB_ANY
, VERB_NOCHROOT
, check_unit_active
},
8238 { "check", 2, VERB_ANY
, VERB_NOCHROOT
, check_unit_active
},
8239 { "is-failed", 2, VERB_ANY
, VERB_NOCHROOT
, check_unit_failed
},
8240 { "show", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, show
},
8241 { "cat", 2, VERB_ANY
, VERB_NOCHROOT
, cat
},
8242 { "status", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, show
},
8243 { "help", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, show
},
8244 { "daemon-reload", VERB_ANY
, 1, VERB_NOCHROOT
, daemon_reload
},
8245 { "daemon-reexec", VERB_ANY
, 1, VERB_NOCHROOT
, daemon_reload
},
8246 { "show-environment", VERB_ANY
, 1, VERB_NOCHROOT
, show_environment
},
8247 { "set-environment", 2, VERB_ANY
, VERB_NOCHROOT
, set_environment
},
8248 { "unset-environment", 2, VERB_ANY
, VERB_NOCHROOT
, set_environment
},
8249 { "import-environment", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, import_environment
},
8250 { "halt", VERB_ANY
, 1, VERB_NOCHROOT
, start_system_special
},
8251 { "poweroff", VERB_ANY
, 1, VERB_NOCHROOT
, start_system_special
},
8252 { "reboot", VERB_ANY
, 2, VERB_NOCHROOT
, start_system_special
},
8253 { "kexec", VERB_ANY
, 1, VERB_NOCHROOT
, start_system_special
},
8254 { "suspend", VERB_ANY
, 1, VERB_NOCHROOT
, start_system_special
},
8255 { "hibernate", VERB_ANY
, 1, VERB_NOCHROOT
, start_system_special
},
8256 { "hybrid-sleep", VERB_ANY
, 1, VERB_NOCHROOT
, start_system_special
},
8257 { "default", VERB_ANY
, 1, VERB_NOCHROOT
, start_special
},
8258 { "rescue", VERB_ANY
, 1, VERB_NOCHROOT
, start_system_special
},
8259 { "emergency", VERB_ANY
, 1, VERB_NOCHROOT
, start_system_special
},
8260 { "exit", VERB_ANY
, 2, VERB_NOCHROOT
, start_special
},
8261 { "reset-failed", VERB_ANY
, VERB_ANY
, VERB_NOCHROOT
, reset_failed
},
8262 { "enable", 2, VERB_ANY
, 0, enable_unit
},
8263 { "disable", 2, VERB_ANY
, 0, enable_unit
},
8264 { "is-enabled", 2, VERB_ANY
, 0, unit_is_enabled
},
8265 { "reenable", 2, VERB_ANY
, 0, enable_unit
},
8266 { "preset", 2, VERB_ANY
, 0, enable_unit
},
8267 { "preset-all", VERB_ANY
, 1, 0, preset_all
},
8268 { "mask", 2, VERB_ANY
, 0, enable_unit
},
8269 { "unmask", 2, VERB_ANY
, 0, enable_unit
},
8270 { "link", 2, VERB_ANY
, 0, enable_unit
},
8271 { "revert", 2, VERB_ANY
, 0, enable_unit
},
8272 { "switch-root", 2, VERB_ANY
, VERB_NOCHROOT
, switch_root
},
8273 { "list-dependencies", VERB_ANY
, 2, VERB_NOCHROOT
, list_dependencies
},
8274 { "set-default", 2, 2, 0, set_default
},
8275 { "get-default", VERB_ANY
, 1, 0, get_default
},
8276 { "set-property", 3, VERB_ANY
, VERB_NOCHROOT
, set_property
},
8277 { "is-system-running", VERB_ANY
, 1, 0, is_system_running
},
8278 { "add-wants", 3, VERB_ANY
, 0, add_dependency
},
8279 { "add-requires", 3, VERB_ANY
, 0, add_dependency
},
8280 { "edit", 2, VERB_ANY
, VERB_NOCHROOT
, edit
},
8284 return dispatch_verb(argc
, argv
, verbs
, NULL
);
8287 static int reload_with_fallback(void) {
8289 /* First, try systemd via D-Bus. */
8290 if (daemon_reload(0, NULL
, NULL
) >= 0)
8293 /* Nothing else worked, so let's try signals */
8294 assert(IN_SET(arg_action
, ACTION_RELOAD
, ACTION_REEXEC
));
8296 if (kill(1, arg_action
== ACTION_RELOAD
? SIGHUP
: SIGTERM
) < 0)
8297 return log_error_errno(errno
, "kill() failed: %m");
8302 static int start_with_fallback(void) {
8304 /* First, try systemd via D-Bus. */
8305 if (start_unit(0, NULL
, NULL
) >= 0)
8308 /* Nothing else worked, so let's try /dev/initctl */
8309 if (talk_initctl() > 0)
8312 log_error("Failed to talk to init daemon.");
8316 static int halt_now(enum action a
) {
8319 /* The kernel will automaticall flush ATA disks and suchlike
8320 * on reboot(), but the file systems need to be synce'd
8321 * explicitly in advance. */
8325 /* Make sure C-A-D is handled by the kernel from this point
8327 (void) reboot(RB_ENABLE_CAD
);
8333 log_info("Halting.");
8334 (void) reboot(RB_HALT_SYSTEM
);
8337 case ACTION_POWEROFF
:
8339 log_info("Powering off.");
8340 (void) reboot(RB_POWER_OFF
);
8344 case ACTION_REBOOT
: {
8345 _cleanup_free_
char *param
= NULL
;
8347 r
= read_one_line_file("/run/systemd/reboot-param", ¶m
);
8348 if (r
< 0 && r
!= -ENOENT
)
8349 log_warning_errno(r
, "Failed to read reboot parameter file: %m");
8351 if (!isempty(param
)) {
8353 log_info("Rebooting with argument '%s'.", param
);
8354 (void) syscall(SYS_reboot
, LINUX_REBOOT_MAGIC1
, LINUX_REBOOT_MAGIC2
, LINUX_REBOOT_CMD_RESTART2
, param
);
8355 log_warning_errno(errno
, "Failed to reboot with parameter, retrying without: %m");
8359 log_info("Rebooting.");
8360 (void) reboot(RB_AUTOBOOT
);
8365 assert_not_reached("Unknown action.");
8369 static int logind_schedule_shutdown(void) {
8371 #ifdef ENABLE_LOGIND
8372 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
8373 char date
[FORMAT_TIMESTAMP_MAX
];
8378 r
= acquire_bus(BUS_FULL
, &bus
);
8382 switch (arg_action
) {
8386 case ACTION_POWEROFF
:
8387 action
= "poweroff";
8402 action
= strjoina("dry-", action
);
8404 (void) logind_set_wall_message();
8406 r
= sd_bus_call_method(
8408 "org.freedesktop.login1",
8409 "/org/freedesktop/login1",
8410 "org.freedesktop.login1.Manager",
8418 return log_warning_errno(r
, "Failed to call ScheduleShutdown in logind, proceeding with immediate shutdown: %s", bus_error_message(&error
, r
));
8421 log_info("Shutdown scheduled for %s, use 'shutdown -c' to cancel.", format_timestamp(date
, sizeof(date
), arg_when
));
8424 log_error("Cannot schedule shutdown without logind support, proceeding with immediate shutdown.");
8429 static int halt_main(void) {
8432 r
= logind_check_inhibitors(arg_action
);
8437 return logind_schedule_shutdown();
8439 if (geteuid() != 0) {
8440 if (arg_dry
|| arg_force
> 0) {
8441 log_error("Must be root.");
8445 /* Try logind if we are a normal user and no special
8446 * mode applies. Maybe PolicyKit allows us to shutdown
8448 if (IN_SET(arg_action
, ACTION_POWEROFF
, ACTION_REBOOT
)) {
8449 r
= logind_reboot(arg_action
);
8452 if (IN_SET(r
, -EOPNOTSUPP
, -EINPROGRESS
))
8453 /* requested operation is not
8454 * supported on the local system or
8455 * already in progress */
8457 /* on all other errors, try low-level operation */
8461 if (!arg_dry
&& !arg_force
)
8462 return start_with_fallback();
8464 assert(geteuid() == 0);
8467 if (sd_booted() > 0)
8468 log_debug("Not writing utmp record, assuming that systemd-update-utmp is used.");
8470 r
= utmp_put_shutdown();
8472 log_warning_errno(r
, "Failed to write utmp record: %m");
8479 r
= halt_now(arg_action
);
8480 return log_error_errno(r
, "Failed to reboot: %m");
8483 static int runlevel_main(void) {
8484 int r
, runlevel
, previous
;
8486 r
= utmp_get_runlevel(&runlevel
, &previous
);
8493 previous
<= 0 ? 'N' : previous
,
8494 runlevel
<= 0 ? 'N' : runlevel
);
8499 static int logind_cancel_shutdown(void) {
8500 #ifdef ENABLE_LOGIND
8501 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
8505 r
= acquire_bus(BUS_FULL
, &bus
);
8509 (void) logind_set_wall_message();
8511 r
= sd_bus_call_method(
8513 "org.freedesktop.login1",
8514 "/org/freedesktop/login1",
8515 "org.freedesktop.login1.Manager",
8516 "CancelScheduledShutdown",
8520 return log_warning_errno(r
, "Failed to talk to logind, shutdown hasn't been cancelled: %s", bus_error_message(&error
, r
));
8524 log_error("Not compiled with logind support, cannot cancel scheduled shutdowns.");
8529 int main(int argc
, char*argv
[]) {
8532 argv_cmdline
= argv
[0];
8534 setlocale(LC_ALL
, "");
8535 log_parse_environment();
8539 /* Explicitly not on_tty() to avoid setting cached value.
8540 * This becomes relevant for piping output which might be
8542 original_stdout_is_tty
= isatty(STDOUT_FILENO
);
8544 r
= parse_argv(argc
, argv
);
8548 if (arg_action
!= ACTION_SYSTEMCTL
&& running_in_chroot() > 0) {
8551 log_info("Running in chroot, ignoring request.");
8556 /* systemctl_main() will print an error message for the bus
8557 * connection, but only if it needs to */
8559 switch (arg_action
) {
8561 case ACTION_SYSTEMCTL
:
8562 r
= systemctl_main(argc
, argv
);
8566 case ACTION_POWEROFF
:
8572 case ACTION_RUNLEVEL2
:
8573 case ACTION_RUNLEVEL3
:
8574 case ACTION_RUNLEVEL4
:
8575 case ACTION_RUNLEVEL5
:
8577 case ACTION_EMERGENCY
:
8578 case ACTION_DEFAULT
:
8579 r
= start_with_fallback();
8584 r
= reload_with_fallback();
8587 case ACTION_CANCEL_SHUTDOWN
:
8588 r
= logind_cancel_shutdown();
8591 case ACTION_RUNLEVEL
:
8592 r
= runlevel_main();
8595 case _ACTION_INVALID
:
8597 assert_not_reached("Unknown action");
8604 ask_password_agent_close();
8605 polkit_agent_close();
8607 strv_free(arg_types
);
8608 strv_free(arg_states
);
8609 strv_free(arg_properties
);
8611 strv_free(arg_wall
);
8614 /* Note that we return r here, not EXIT_SUCCESS, so that we can implement the LSB-like return codes */
8615 return r
< 0 ? EXIT_FAILURE
: r
;