1 /* SPDX-License-Identifier: LGPL-2.1+ */
11 #include <sys/mount.h>
12 #include <sys/prctl.h>
13 #include <sys/reboot.h>
14 #include <sys/socket.h>
18 #include "sd-daemon.h"
22 #include "alloc-util.h"
24 #include "bus-common-errors.h"
25 #include "bus-error.h"
26 #include "bus-message.h"
27 #include "bus-unit-util.h"
29 #include "cgroup-show.h"
30 #include "cgroup-util.h"
36 #include "exit-status.h"
38 #include "format-util.h"
40 #include "glob-util.h"
41 #include "hexdecoct.h"
42 #include "hostname-util.h"
43 #include "in-addr-util.h"
47 #include "journal-util.h"
49 #include "locale-util.h"
51 #include "logs-show.h"
53 #include "main-func.h"
54 #include "memory-util.h"
57 #include "parse-util.h"
58 #include "path-lookup.h"
59 #include "path-util.h"
60 #include "pretty-print.h"
61 #include "proc-cmdline.h"
62 #include "process-util.h"
63 #include "reboot-util.h"
64 #include "rlimit-util.h"
67 #include "signal-util.h"
68 #include "socket-util.h"
69 #include "spawn-ask-password-agent.h"
70 #include "spawn-polkit-agent.h"
72 #include "stat-util.h"
73 #include "string-table.h"
75 #include "terminal-util.h"
76 #include "tmpfile-util.h"
78 #include "unit-name.h"
79 #include "user-util.h"
81 #include "utmp-wtmp.h"
85 /* The init script exit status codes
86 0 program is running or service is OK
87 1 program is dead and /var/run pid file exists
88 2 program is dead and /var/lock lock file exists
89 3 program is not running
90 4 program or service status is unknown
91 5-99 reserved for future LSB use
92 100-149 reserved for distribution use
93 150-199 reserved for application use
97 EXIT_PROGRAM_RUNNING_OR_SERVICE_OK
= 0,
98 EXIT_PROGRAM_DEAD_AND_PID_EXISTS
= 1,
99 EXIT_PROGRAM_DEAD_AND_LOCK_FILE_EXISTS
= 2,
100 EXIT_PROGRAM_NOT_RUNNING
= 3,
101 EXIT_PROGRAM_OR_SERVICES_STATUS_UNKNOWN
= 4,
104 static char **arg_types
= NULL
;
105 static char **arg_states
= NULL
;
106 static char **arg_properties
= NULL
;
107 static bool arg_all
= false;
108 static enum dependency
{
114 } arg_dependency
= DEPENDENCY_FORWARD
;
115 static const char *arg_job_mode
= "replace";
116 static UnitFileScope arg_scope
= UNIT_FILE_SYSTEM
;
117 static bool arg_wait
= false;
118 static bool arg_no_block
= false;
119 static bool arg_no_legend
= false;
120 static PagerFlags arg_pager_flags
= 0;
121 static bool arg_no_wtmp
= false;
122 static bool arg_no_sync
= false;
123 static bool arg_no_wall
= false;
124 static bool arg_no_reload
= false;
125 static bool arg_value
= false;
126 static bool arg_show_types
= false;
127 static bool arg_ignore_inhibitors
= false;
128 static bool arg_dry_run
= false;
129 static bool arg_quiet
= false;
130 static bool arg_full
= false;
131 static bool arg_recursive
= false;
132 static int arg_force
= 0;
133 static bool arg_ask_password
= false;
134 static bool arg_runtime
= false;
135 static UnitFilePresetMode arg_preset_mode
= UNIT_FILE_PRESET_FULL
;
136 static char **arg_wall
= NULL
;
137 static const char *arg_kill_who
= NULL
;
138 static int arg_signal
= SIGTERM
;
139 static char *arg_root
= NULL
;
140 static usec_t arg_when
= 0;
141 static char *argv_cmdline
= NULL
;
152 ACTION_SUSPEND_THEN_HIBERNATE
,
163 ACTION_CANCEL_SHUTDOWN
,
166 } arg_action
= ACTION_SYSTEMCTL
;
167 static BusTransport arg_transport
= BUS_TRANSPORT_LOCAL
;
168 static const char *arg_host
= NULL
;
169 static unsigned arg_lines
= 10;
170 static OutputMode arg_output
= OUTPUT_SHORT
;
171 static bool arg_plain
= false;
172 static bool arg_firmware_setup
= false;
173 static usec_t arg_boot_loader_menu
= USEC_INFINITY
;
174 static const char *arg_boot_loader_entry
= NULL
;
175 static bool arg_now
= false;
176 static bool arg_jobs_before
= false;
177 static bool arg_jobs_after
= false;
179 static int daemon_reload(int argc
, char *argv
[], void* userdata
);
180 static int trivial_method(int argc
, char *argv
[], void *userdata
);
181 static int halt_now(enum action a
);
182 static int get_state_one_unit(sd_bus
*bus
, const char *name
, UnitActiveState
*active_state
);
184 static bool original_stdout_is_tty
;
186 typedef enum BusFocus
{
187 BUS_FULL
, /* The full bus indicated via --system or --user */
188 BUS_MANAGER
, /* The manager itself, possibly directly, possibly via the bus */
192 static sd_bus
*busses
[_BUS_FOCUS_MAX
] = {};
194 static UnitFileFlags
args_to_flags(void) {
195 return (arg_runtime
? UNIT_FILE_RUNTIME
: 0) |
196 (arg_force
? UNIT_FILE_FORCE
: 0);
199 static int acquire_bus(BusFocus focus
, sd_bus
**ret
) {
202 assert(focus
< _BUS_FOCUS_MAX
);
205 /* We only go directly to the manager, if we are using a local transport */
206 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
209 if (getenv_bool("SYSTEMCTL_FORCE_BUS") > 0)
212 if (!busses
[focus
]) {
215 user
= arg_scope
!= UNIT_FILE_SYSTEM
;
217 if (focus
== BUS_MANAGER
)
218 r
= bus_connect_transport_systemd(arg_transport
, arg_host
, user
, &busses
[focus
]);
220 r
= bus_connect_transport(arg_transport
, arg_host
, user
, &busses
[focus
]);
222 return log_error_errno(r
, "Failed to connect to bus: %m");
224 (void) sd_bus_set_allow_interactive_authorization(busses
[focus
], arg_ask_password
);
227 *ret
= busses
[focus
];
231 static void release_busses(void) {
234 for (w
= 0; w
< _BUS_FOCUS_MAX
; w
++)
235 busses
[w
] = sd_bus_flush_close_unref(busses
[w
]);
238 static void ask_password_agent_open_if_enabled(void) {
239 /* Open the password agent as a child process if necessary */
244 if (!arg_ask_password
)
247 if (arg_scope
!= UNIT_FILE_SYSTEM
)
250 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
253 ask_password_agent_open();
256 static void polkit_agent_open_maybe(void) {
257 /* Open the polkit agent as a child process if necessary */
259 if (arg_scope
!= UNIT_FILE_SYSTEM
)
262 polkit_agent_open_if_enabled(arg_transport
, arg_ask_password
);
265 static OutputFlags
get_output_flags(void) {
267 arg_all
* OUTPUT_SHOW_ALL
|
268 (arg_full
|| !on_tty() || pager_have()) * OUTPUT_FULL_WIDTH
|
269 colors_enabled() * OUTPUT_COLOR
|
270 !arg_quiet
* OUTPUT_WARN_CUTOFF
;
273 static int translate_bus_error_to_exit_status(int r
, const sd_bus_error
*error
) {
276 if (!sd_bus_error_is_set(error
))
279 if (sd_bus_error_has_name(error
, SD_BUS_ERROR_ACCESS_DENIED
) ||
280 sd_bus_error_has_name(error
, BUS_ERROR_ONLY_BY_DEPENDENCY
) ||
281 sd_bus_error_has_name(error
, BUS_ERROR_NO_ISOLATION
) ||
282 sd_bus_error_has_name(error
, BUS_ERROR_TRANSACTION_IS_DESTRUCTIVE
))
283 return EXIT_NOPERMISSION
;
285 if (sd_bus_error_has_name(error
, BUS_ERROR_NO_SUCH_UNIT
))
286 return EXIT_NOTINSTALLED
;
288 if (sd_bus_error_has_name(error
, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE
) ||
289 sd_bus_error_has_name(error
, SD_BUS_ERROR_NOT_SUPPORTED
))
290 return EXIT_NOTIMPLEMENTED
;
292 if (sd_bus_error_has_name(error
, BUS_ERROR_LOAD_FAILED
))
293 return EXIT_NOTCONFIGURED
;
301 static bool install_client_side(void) {
302 /* Decides when to execute enable/disable/... operations
303 * client-side rather than server-side. */
305 if (running_in_chroot_or_offline())
308 if (sd_booted() <= 0)
311 if (!isempty(arg_root
))
314 if (arg_scope
== UNIT_FILE_GLOBAL
)
317 /* Unsupported environment variable, mostly for debugging purposes */
318 if (getenv_bool("SYSTEMCTL_INSTALL_CLIENT_SIDE") > 0)
324 static int compare_unit_info(const UnitInfo
*a
, const UnitInfo
*b
) {
328 /* First, order by machine */
329 if (!a
->machine
&& b
->machine
)
331 if (a
->machine
&& !b
->machine
)
333 if (a
->machine
&& b
->machine
) {
334 r
= strcasecmp(a
->machine
, b
->machine
);
339 /* Second, order by unit type */
340 d1
= strrchr(a
->id
, '.');
341 d2
= strrchr(b
->id
, '.');
343 r
= strcasecmp(d1
, d2
);
348 /* Third, order by name */
349 return strcasecmp(a
->id
, b
->id
);
352 static const char* unit_type_suffix(const char *name
) {
355 dot
= strrchr(name
, '.');
362 static bool output_show_unit(const UnitInfo
*u
, char **patterns
) {
365 if (!strv_fnmatch_or_empty(patterns
, u
->id
, FNM_NOESCAPE
))
368 if (arg_types
&& !strv_find(arg_types
, unit_type_suffix(u
->id
)))
374 /* Note that '--all' is not purely a state filter, but also a
375 * filter that hides units that "follow" other units (which is
376 * used for device units that appear under different names). */
377 if (!isempty(u
->following
))
380 if (!strv_isempty(arg_states
))
383 /* By default show all units except the ones in inactive
384 * state and with no pending job */
388 if (streq(u
->active_state
, "inactive"))
394 static int output_units_list(const UnitInfo
*unit_infos
, unsigned c
) {
395 unsigned circle_len
= 0, id_len
, max_id_len
, load_len
, active_len
, sub_len
, job_len
, desc_len
, max_desc_len
;
397 unsigned n_shown
= 0;
399 bool full
= arg_full
|| FLAGS_SET(arg_pager_flags
, PAGER_DISABLE
);
401 max_id_len
= STRLEN("UNIT");
402 load_len
= STRLEN("LOAD");
403 active_len
= STRLEN("ACTIVE");
404 sub_len
= STRLEN("SUB");
405 job_len
= STRLEN("JOB");
406 max_desc_len
= STRLEN("DESCRIPTION");
408 for (u
= unit_infos
; u
< unit_infos
+ c
; u
++) {
409 max_id_len
= MAX(max_id_len
, strlen(u
->id
) + (u
->machine
? strlen(u
->machine
)+1 : 0));
410 load_len
= MAX(load_len
, strlen(u
->load_state
));
411 active_len
= MAX(active_len
, strlen(u
->active_state
));
412 sub_len
= MAX(sub_len
, strlen(u
->sub_state
));
413 max_desc_len
= MAX(max_desc_len
, strlen(u
->description
));
415 if (u
->job_id
!= 0) {
416 job_len
= MAX(job_len
, strlen(u
->job_type
));
420 if (!arg_no_legend
&&
421 (streq(u
->active_state
, "failed") ||
422 STR_IN_SET(u
->load_state
, "error", "not-found", "bad-setting", "masked")))
426 if (!arg_full
&& original_stdout_is_tty
) {
429 id_len
= MIN(max_id_len
, 25u); /* as much as it needs, but at most 25 for now */
430 basic_len
= circle_len
+ 1 + id_len
+ 1 + load_len
+ 1 + active_len
+ 1 + sub_len
+ 1;
433 basic_len
+= job_len
+ 1;
435 if (basic_len
< (unsigned) columns()) {
436 unsigned extra_len
, incr
;
437 extra_len
= columns() - basic_len
;
439 /* Either UNIT already got 25, or is fully satisfied.
440 * Grant up to 25 to DESC now. */
441 incr
= MIN(extra_len
, 25u);
445 /* Of the remainder give as much as the ID needs to the ID, and give the rest to the
446 * description but not more than it needs. */
448 incr
= MIN(max_id_len
- id_len
, extra_len
);
450 desc_len
+= MIN(extra_len
- incr
, max_desc_len
- desc_len
);
456 desc_len
= max_desc_len
;
459 for (u
= unit_infos
; u
< unit_infos
+ c
; u
++) {
460 _cleanup_free_
char *e
= NULL
, *j
= NULL
;
461 const char *on_underline
= "", *off_underline
= "";
462 const char *on_loaded
= "", *off_loaded
= "";
463 const char *on_active
= "", *off_active
= "";
464 const char *on_circle
= "", *off_circle
= "";
466 bool circle
= false, underline
= false;
468 if (!n_shown
&& !arg_no_legend
) {
473 printf("%s%-*s %-*s %-*s %-*s ",
477 active_len
, "ACTIVE",
481 printf("%-*s ", job_len
, "JOB");
485 full
? -1 : (int) desc_len
,
492 if (u
+ 1 < unit_infos
+ c
&&
493 !streq(unit_type_suffix(u
->id
), unit_type_suffix((u
+ 1)->id
))) {
494 on_underline
= ansi_underline();
495 off_underline
= ansi_normal();
499 if (STR_IN_SET(u
->load_state
, "error", "not-found", "bad-setting", "masked") && !arg_plain
) {
500 on_circle
= ansi_highlight_yellow();
501 off_circle
= ansi_normal();
503 on_loaded
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
504 off_loaded
= underline
? on_underline
: ansi_normal();
505 } else if (streq(u
->active_state
, "failed") && !arg_plain
) {
506 on_circle
= ansi_highlight_red();
507 off_circle
= ansi_normal();
509 on_active
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
510 off_active
= underline
? on_underline
: ansi_normal();
514 j
= strjoin(u
->machine
, ":", u
->id
);
523 e
= ellipsize(id
, id_len
, 33);
531 printf("%s%s%s ", on_circle
, circle
? special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
) : " ", off_circle
);
533 printf("%s%s%-*s%s %s%-*s%s %s%-*s %-*s%s %-*s",
535 on_active
, id_len
, id
, off_active
,
536 on_loaded
, load_len
, u
->load_state
, off_loaded
,
537 on_active
, active_len
, u
->active_state
,
538 sub_len
, u
->sub_state
, off_active
,
539 job_count
? job_len
+ 1 : 0, u
->job_id
? u
->job_type
: "");
543 full
? -1 : (int) desc_len
,
548 if (!arg_no_legend
) {
549 const char *on
, *off
;
553 "LOAD = Reflects whether the unit definition was properly loaded.\n"
554 "ACTIVE = The high-level unit activation state, i.e. generalization of SUB.\n"
555 "SUB = The low-level unit activation state, values depend on unit type.");
556 puts(job_count
? "JOB = Pending job for the unit.\n" : "");
557 on
= ansi_highlight();
560 on
= ansi_highlight_red();
565 printf("%s%u loaded units listed.%s\n"
566 "To show all installed unit files use 'systemctl list-unit-files'.\n",
569 printf("%s%u loaded units listed.%s Pass --all to see loaded but inactive units, too.\n"
570 "To show all installed unit files use 'systemctl list-unit-files'.\n",
577 static int get_unit_list(
581 UnitInfo
**unit_infos
,
583 sd_bus_message
**_reply
) {
585 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
586 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
587 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
591 bool fallback
= false;
597 r
= sd_bus_message_new_method_call(
600 "org.freedesktop.systemd1",
601 "/org/freedesktop/systemd1",
602 "org.freedesktop.systemd1.Manager",
603 "ListUnitsByPatterns");
605 return bus_log_create_error(r
);
607 r
= sd_bus_message_append_strv(m
, arg_states
);
609 return bus_log_create_error(r
);
611 r
= sd_bus_message_append_strv(m
, patterns
);
613 return bus_log_create_error(r
);
615 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
616 if (r
< 0 && (sd_bus_error_has_name(&error
, SD_BUS_ERROR_UNKNOWN_METHOD
) ||
617 sd_bus_error_has_name(&error
, SD_BUS_ERROR_ACCESS_DENIED
))) {
618 /* Fallback to legacy ListUnitsFiltered method */
620 log_debug_errno(r
, "Failed to list units: %s Falling back to ListUnitsFiltered method.", bus_error_message(&error
, r
));
621 m
= sd_bus_message_unref(m
);
622 sd_bus_error_free(&error
);
624 r
= sd_bus_message_new_method_call(
627 "org.freedesktop.systemd1",
628 "/org/freedesktop/systemd1",
629 "org.freedesktop.systemd1.Manager",
630 "ListUnitsFiltered");
632 return bus_log_create_error(r
);
634 r
= sd_bus_message_append_strv(m
, arg_states
);
636 return bus_log_create_error(r
);
638 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
641 return log_error_errno(r
, "Failed to list units: %s", bus_error_message(&error
, r
));
643 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ssssssouso)");
645 return bus_log_parse_error(r
);
647 while ((r
= bus_parse_unit_info(reply
, &u
)) > 0) {
650 if (!output_show_unit(&u
, fallback
? patterns
: NULL
))
653 if (!GREEDY_REALLOC(*unit_infos
, size
, c
+1))
656 (*unit_infos
)[c
++] = u
;
659 return bus_log_parse_error(r
);
661 r
= sd_bus_message_exit_container(reply
);
663 return bus_log_parse_error(r
);
665 *_reply
= TAKE_PTR(reply
);
670 static void message_set_freep(Set
**set
) {
671 set_free_with_destructor(*set
, sd_bus_message_unref
);
674 static int get_unit_list_recursive(
677 UnitInfo
**_unit_infos
,
681 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
682 _cleanup_(message_set_freep
) Set
*replies
;
683 sd_bus_message
*reply
;
691 replies
= set_new(NULL
);
695 c
= get_unit_list(bus
, NULL
, patterns
, &unit_infos
, 0, &reply
);
699 r
= set_put(replies
, reply
);
701 sd_bus_message_unref(reply
);
706 _cleanup_strv_free_
char **machines
= NULL
;
709 r
= sd_get_machine_names(&machines
);
711 return log_error_errno(r
, "Failed to get machine names: %m");
713 STRV_FOREACH(i
, machines
) {
714 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*container
= NULL
;
717 r
= sd_bus_open_system_machine(&container
, *i
);
719 log_warning_errno(r
, "Failed to connect to container %s, ignoring: %m", *i
);
723 k
= get_unit_list(container
, *i
, patterns
, &unit_infos
, c
, &reply
);
729 r
= set_put(replies
, reply
);
731 sd_bus_message_unref(reply
);
736 *_machines
= TAKE_PTR(machines
);
740 *_unit_infos
= TAKE_PTR(unit_infos
);
742 *_replies
= TAKE_PTR(replies
);
747 static int list_units(int argc
, char *argv
[], void *userdata
) {
748 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
749 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
750 _cleanup_strv_free_
char **machines
= NULL
;
754 r
= acquire_bus(BUS_MANAGER
, &bus
);
758 (void) pager_open(arg_pager_flags
);
760 r
= get_unit_list_recursive(bus
, strv_skip(argv
, 1), &unit_infos
, &replies
, &machines
);
764 typesafe_qsort(unit_infos
, r
, compare_unit_info
);
765 return output_units_list(unit_infos
, r
);
768 static int get_triggered_units(
773 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
780 r
= sd_bus_get_property_strv(
782 "org.freedesktop.systemd1",
784 "org.freedesktop.systemd1.Unit",
789 return log_error_errno(r
, "Failed to determine triggers: %s", bus_error_message(&error
, r
));
794 static int get_listening(
796 const char* unit_path
,
799 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
800 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
801 const char *type
, *path
;
804 r
= sd_bus_get_property(
806 "org.freedesktop.systemd1",
808 "org.freedesktop.systemd1.Socket",
814 return log_error_errno(r
, "Failed to get list of listening sockets: %s", bus_error_message(&error
, r
));
816 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ss)");
818 return bus_log_parse_error(r
);
820 while ((r
= sd_bus_message_read(reply
, "(ss)", &type
, &path
)) > 0) {
822 r
= strv_extend(listening
, type
);
826 r
= strv_extend(listening
, path
);
833 return bus_log_parse_error(r
);
835 r
= sd_bus_message_exit_container(reply
);
837 return bus_log_parse_error(r
);
849 /* Note: triggered is a list here, although it almost certainly
850 * will always be one unit. Nevertheless, dbus API allows for multiple
851 * values, so let's follow that. */
854 /* The strv above is shared. free is set only in the first one. */
858 static int socket_info_compare(const struct socket_info
*a
, const struct socket_info
*b
) {
864 if (!a
->machine
&& b
->machine
)
866 if (a
->machine
&& !b
->machine
)
868 if (a
->machine
&& b
->machine
) {
869 r
= strcasecmp(a
->machine
, b
->machine
);
874 r
= strcmp(a
->path
, b
->path
);
876 r
= strcmp(a
->type
, b
->type
);
881 static int output_sockets_list(struct socket_info
*socket_infos
, unsigned cs
) {
882 struct socket_info
*s
;
883 unsigned pathlen
= STRLEN("LISTEN"),
884 typelen
= STRLEN("TYPE") * arg_show_types
,
885 socklen
= STRLEN("UNIT"),
886 servlen
= STRLEN("ACTIVATES");
887 const char *on
, *off
;
889 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
893 socklen
= MAX(socklen
, strlen(s
->id
));
895 typelen
= MAX(typelen
, strlen(s
->type
));
896 pathlen
= MAX(pathlen
, strlen(s
->path
) + (s
->machine
? strlen(s
->machine
)+1 : 0));
898 STRV_FOREACH(a
, s
->triggered
)
899 tmp
+= strlen(*a
) + 2*(a
!= s
->triggered
);
900 servlen
= MAX(servlen
, tmp
);
905 printf("%-*s %-*.*s%-*s %s\n",
907 typelen
+ arg_show_types
, typelen
+ arg_show_types
, "TYPE ",
911 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
912 _cleanup_free_
char *j
= NULL
;
917 j
= strjoin(s
->machine
, ":", s
->path
);
925 printf("%-*s %-*s %-*s",
926 pathlen
, path
, typelen
, s
->type
, socklen
, s
->id
);
929 pathlen
, path
, socklen
, s
->id
);
930 STRV_FOREACH(a
, s
->triggered
)
932 a
== s
->triggered
? "" : ",", *a
);
936 on
= ansi_highlight();
941 on
= ansi_highlight_red();
945 if (!arg_no_legend
) {
946 printf("%s%u sockets listed.%s\n", on
, cs
, off
);
948 printf("Pass --all to see loaded but inactive sockets, too.\n");
954 static int list_sockets(int argc
, char *argv
[], void *userdata
) {
955 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
956 _cleanup_strv_free_
char **machines
= NULL
;
957 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
958 _cleanup_free_
struct socket_info
*socket_infos
= NULL
;
960 struct socket_info
*s
;
966 r
= acquire_bus(BUS_MANAGER
, &bus
);
970 (void) pager_open(arg_pager_flags
);
972 n
= get_unit_list_recursive(bus
, strv_skip(argv
, 1), &unit_infos
, &replies
, &machines
);
976 for (u
= unit_infos
; u
< unit_infos
+ n
; u
++) {
977 _cleanup_strv_free_
char **listening
= NULL
, **triggered
= NULL
;
980 if (!endswith(u
->id
, ".socket"))
983 r
= get_triggered_units(bus
, u
->unit_path
, &triggered
);
987 c
= get_listening(bus
, u
->unit_path
, &listening
);
993 if (!GREEDY_REALLOC(socket_infos
, size
, cs
+ c
)) {
998 for (i
= 0; i
< c
; i
++)
999 socket_infos
[cs
+ i
] = (struct socket_info
) {
1000 .machine
= u
->machine
,
1002 .type
= listening
[i
*2],
1003 .path
= listening
[i
*2 + 1],
1004 .triggered
= triggered
,
1005 .own_triggered
= i
==0,
1008 /* from this point on we will cleanup those socket_infos */
1011 listening
= triggered
= NULL
; /* avoid cleanup */
1014 typesafe_qsort(socket_infos
, cs
, socket_info_compare
);
1016 output_sockets_list(socket_infos
, cs
);
1019 assert(cs
== 0 || socket_infos
);
1020 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
1023 if (s
->own_triggered
)
1024 strv_free(s
->triggered
);
1030 static int get_next_elapse(
1033 dual_timestamp
*next
) {
1035 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1043 r
= sd_bus_get_property_trivial(
1045 "org.freedesktop.systemd1",
1047 "org.freedesktop.systemd1.Timer",
1048 "NextElapseUSecMonotonic",
1053 return log_error_errno(r
, "Failed to get next elapse time: %s", bus_error_message(&error
, r
));
1055 r
= sd_bus_get_property_trivial(
1057 "org.freedesktop.systemd1",
1059 "org.freedesktop.systemd1.Timer",
1060 "NextElapseUSecRealtime",
1065 return log_error_errno(r
, "Failed to get next elapse time: %s", bus_error_message(&error
, r
));
1071 static int get_last_trigger(
1076 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1083 r
= sd_bus_get_property_trivial(
1085 "org.freedesktop.systemd1",
1087 "org.freedesktop.systemd1.Timer",
1093 return log_error_errno(r
, "Failed to get last trigger time: %s", bus_error_message(&error
, r
));
1099 const char* machine
;
1102 usec_t last_trigger
;
1106 static int timer_info_compare(const struct timer_info
*a
, const struct timer_info
*b
) {
1112 if (!a
->machine
&& b
->machine
)
1114 if (a
->machine
&& !b
->machine
)
1116 if (a
->machine
&& b
->machine
) {
1117 r
= strcasecmp(a
->machine
, b
->machine
);
1122 r
= CMP(a
->next_elapse
, b
->next_elapse
);
1126 return strcmp(a
->id
, b
->id
);
1129 static int output_timers_list(struct timer_info
*timer_infos
, unsigned n
) {
1130 struct timer_info
*t
;
1132 nextlen
= STRLEN("NEXT"),
1133 leftlen
= STRLEN("LEFT"),
1134 lastlen
= STRLEN("LAST"),
1135 passedlen
= STRLEN("PASSED"),
1136 unitlen
= STRLEN("UNIT"),
1137 activatelen
= STRLEN("ACTIVATES");
1139 const char *on
, *off
;
1141 assert(timer_infos
|| n
== 0);
1143 for (t
= timer_infos
; t
< timer_infos
+ n
; t
++) {
1147 if (t
->next_elapse
> 0) {
1148 char tstamp
[FORMAT_TIMESTAMP_MAX
] = "", trel
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "";
1150 format_timestamp(tstamp
, sizeof(tstamp
), t
->next_elapse
);
1151 nextlen
= MAX(nextlen
, strlen(tstamp
) + 1);
1153 format_timestamp_relative(trel
, sizeof(trel
), t
->next_elapse
);
1154 leftlen
= MAX(leftlen
, strlen(trel
));
1157 if (t
->last_trigger
> 0) {
1158 char tstamp
[FORMAT_TIMESTAMP_MAX
] = "", trel
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "";
1160 format_timestamp(tstamp
, sizeof(tstamp
), t
->last_trigger
);
1161 lastlen
= MAX(lastlen
, strlen(tstamp
) + 1);
1163 format_timestamp_relative(trel
, sizeof(trel
), t
->last_trigger
);
1164 passedlen
= MAX(passedlen
, strlen(trel
));
1167 unitlen
= MAX(unitlen
, strlen(t
->id
) + (t
->machine
? strlen(t
->machine
)+1 : 0));
1169 STRV_FOREACH(a
, t
->triggered
)
1170 ul
+= strlen(*a
) + 2*(a
!= t
->triggered
);
1172 activatelen
= MAX(activatelen
, ul
);
1177 printf("%-*s %-*s %-*s %-*s %-*s %s\n",
1181 passedlen
, "PASSED",
1185 for (t
= timer_infos
; t
< timer_infos
+ n
; t
++) {
1186 _cleanup_free_
char *j
= NULL
;
1188 char tstamp1
[FORMAT_TIMESTAMP_MAX
] = "n/a", trel1
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "n/a";
1189 char tstamp2
[FORMAT_TIMESTAMP_MAX
] = "n/a", trel2
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "n/a";
1192 format_timestamp(tstamp1
, sizeof(tstamp1
), t
->next_elapse
);
1193 format_timestamp_relative(trel1
, sizeof(trel1
), t
->next_elapse
);
1195 format_timestamp(tstamp2
, sizeof(tstamp2
), t
->last_trigger
);
1196 format_timestamp_relative(trel2
, sizeof(trel2
), t
->last_trigger
);
1199 j
= strjoin(t
->machine
, ":", t
->id
);
1206 printf("%-*s %-*s %-*s %-*s %-*s",
1207 nextlen
, tstamp1
, leftlen
, trel1
, lastlen
, tstamp2
, passedlen
, trel2
, unitlen
, unit
);
1209 STRV_FOREACH(a
, t
->triggered
)
1211 a
== t
->triggered
? "" : ",", *a
);
1215 on
= ansi_highlight();
1216 off
= ansi_normal();
1220 on
= ansi_highlight_red();
1221 off
= ansi_normal();
1224 if (!arg_no_legend
) {
1225 printf("%s%u timers listed.%s\n", on
, n
, off
);
1227 printf("Pass --all to see loaded but inactive timers, too.\n");
1233 static usec_t
calc_next_elapse(dual_timestamp
*nw
, dual_timestamp
*next
) {
1239 if (next
->monotonic
!= USEC_INFINITY
&& next
->monotonic
> 0) {
1242 if (next
->monotonic
> nw
->monotonic
)
1243 converted
= nw
->realtime
+ (next
->monotonic
- nw
->monotonic
);
1245 converted
= nw
->realtime
- (nw
->monotonic
- next
->monotonic
);
1247 if (next
->realtime
!= USEC_INFINITY
&& next
->realtime
> 0)
1248 next_elapse
= MIN(converted
, next
->realtime
);
1250 next_elapse
= converted
;
1253 next_elapse
= next
->realtime
;
1258 static int list_timers(int argc
, char *argv
[], void *userdata
) {
1259 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
1260 _cleanup_strv_free_
char **machines
= NULL
;
1261 _cleanup_free_
struct timer_info
*timer_infos
= NULL
;
1262 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
1263 struct timer_info
*t
;
1271 r
= acquire_bus(BUS_MANAGER
, &bus
);
1275 (void) pager_open(arg_pager_flags
);
1277 n
= get_unit_list_recursive(bus
, strv_skip(argv
, 1), &unit_infos
, &replies
, &machines
);
1281 dual_timestamp_get(&nw
);
1283 for (u
= unit_infos
; u
< unit_infos
+ n
; u
++) {
1284 _cleanup_strv_free_
char **triggered
= NULL
;
1285 dual_timestamp next
= DUAL_TIMESTAMP_NULL
;
1288 if (!endswith(u
->id
, ".timer"))
1291 r
= get_triggered_units(bus
, u
->unit_path
, &triggered
);
1295 r
= get_next_elapse(bus
, u
->unit_path
, &next
);
1299 get_last_trigger(bus
, u
->unit_path
, &last
);
1301 if (!GREEDY_REALLOC(timer_infos
, size
, c
+1)) {
1306 m
= calc_next_elapse(&nw
, &next
);
1308 timer_infos
[c
++] = (struct timer_info
) {
1309 .machine
= u
->machine
,
1312 .last_trigger
= last
,
1313 .triggered
= TAKE_PTR(triggered
),
1317 typesafe_qsort(timer_infos
, c
, timer_info_compare
);
1319 output_timers_list(timer_infos
, c
);
1322 for (t
= timer_infos
; t
< timer_infos
+ c
; t
++)
1323 strv_free(t
->triggered
);
1328 static int compare_unit_file_list(const UnitFileList
*a
, const UnitFileList
*b
) {
1329 const char *d1
, *d2
;
1331 d1
= strrchr(a
->path
, '.');
1332 d2
= strrchr(b
->path
, '.');
1337 r
= strcasecmp(d1
, d2
);
1342 return strcasecmp(basename(a
->path
), basename(b
->path
));
1345 static bool output_show_unit_file(const UnitFileList
*u
, char **states
, char **patterns
) {
1348 if (!strv_fnmatch_or_empty(patterns
, basename(u
->path
), FNM_NOESCAPE
))
1351 if (!strv_isempty(arg_types
)) {
1354 dot
= strrchr(u
->path
, '.');
1358 if (!strv_find(arg_types
, dot
+1))
1362 if (!strv_isempty(states
) &&
1363 !strv_find(states
, unit_file_state_to_string(u
->state
)))
1369 static void output_unit_file_list(const UnitFileList
*units
, unsigned c
) {
1370 unsigned max_id_len
, id_cols
, state_cols
;
1371 const UnitFileList
*u
;
1373 max_id_len
= STRLEN("UNIT FILE");
1374 state_cols
= STRLEN("STATE");
1376 for (u
= units
; u
< units
+ c
; u
++) {
1377 max_id_len
= MAX(max_id_len
, strlen(basename(u
->path
)));
1378 state_cols
= MAX(state_cols
, strlen(unit_file_state_to_string(u
->state
)));
1382 unsigned basic_cols
;
1384 id_cols
= MIN(max_id_len
, 25u);
1385 basic_cols
= 1 + id_cols
+ state_cols
;
1386 if (basic_cols
< (unsigned) columns())
1387 id_cols
+= MIN(columns() - basic_cols
, max_id_len
- id_cols
);
1389 id_cols
= max_id_len
;
1391 if (!arg_no_legend
&& c
> 0)
1392 printf("%s%-*s %-*s%s\n",
1394 id_cols
, "UNIT FILE",
1395 state_cols
, "STATE",
1398 for (u
= units
; u
< units
+ c
; u
++) {
1399 const char *on_underline
= NULL
, *on_color
= NULL
, *off
= NULL
, *id
;
1400 _cleanup_free_
char *e
= NULL
;
1403 underline
= u
+ 1 < units
+ c
&&
1404 !streq(unit_type_suffix(u
->path
), unit_type_suffix((u
+ 1)->path
));
1407 on_underline
= ansi_underline();
1409 if (IN_SET(u
->state
,
1411 UNIT_FILE_MASKED_RUNTIME
,
1414 on_color
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
1415 else if (u
->state
== UNIT_FILE_ENABLED
)
1416 on_color
= underline
? ansi_highlight_green_underline() : ansi_highlight_green();
1418 if (on_underline
|| on_color
)
1419 off
= ansi_normal();
1421 id
= basename(u
->path
);
1423 e
= arg_full
? NULL
: ellipsize(id
, id_cols
, 33);
1425 printf("%s%-*s %s%-*s%s\n",
1426 strempty(on_underline
),
1427 id_cols
, e
? e
: id
,
1428 strempty(on_color
), state_cols
, unit_file_state_to_string(u
->state
), strempty(off
));
1432 printf("\n%u unit files listed.\n", c
);
1435 static int list_unit_files(int argc
, char *argv
[], void *userdata
) {
1436 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1437 _cleanup_free_ UnitFileList
*units
= NULL
;
1444 bool fallback
= false;
1446 if (install_client_side()) {
1452 h
= hashmap_new(&string_hash_ops
);
1456 r
= unit_file_get_list(arg_scope
, arg_root
, h
, arg_states
, strv_skip(argv
, 1));
1458 unit_file_list_free(h
);
1459 return log_error_errno(r
, "Failed to get unit file list: %m");
1462 n_units
= hashmap_size(h
);
1464 units
= new(UnitFileList
, n_units
?: 1); /* avoid malloc(0) */
1466 unit_file_list_free(h
);
1470 HASHMAP_FOREACH(u
, h
, i
) {
1471 if (!output_show_unit_file(u
, NULL
, NULL
))
1478 assert(c
<= n_units
);
1483 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
1484 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1487 r
= acquire_bus(BUS_MANAGER
, &bus
);
1491 r
= sd_bus_message_new_method_call(
1494 "org.freedesktop.systemd1",
1495 "/org/freedesktop/systemd1",
1496 "org.freedesktop.systemd1.Manager",
1497 "ListUnitFilesByPatterns");
1499 return bus_log_create_error(r
);
1501 r
= sd_bus_message_append_strv(m
, arg_states
);
1503 return bus_log_create_error(r
);
1505 r
= sd_bus_message_append_strv(m
, strv_skip(argv
, 1));
1507 return bus_log_create_error(r
);
1509 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
1510 if (r
< 0 && sd_bus_error_has_name(&error
, SD_BUS_ERROR_UNKNOWN_METHOD
)) {
1511 /* Fallback to legacy ListUnitFiles method */
1513 log_debug_errno(r
, "Failed to list unit files: %s Falling back to ListUnitsFiles method.", bus_error_message(&error
, r
));
1514 m
= sd_bus_message_unref(m
);
1515 sd_bus_error_free(&error
);
1517 r
= sd_bus_message_new_method_call(
1520 "org.freedesktop.systemd1",
1521 "/org/freedesktop/systemd1",
1522 "org.freedesktop.systemd1.Manager",
1525 return bus_log_create_error(r
);
1527 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
1530 return log_error_errno(r
, "Failed to list unit files: %s", bus_error_message(&error
, r
));
1532 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ss)");
1534 return bus_log_parse_error(r
);
1536 while ((r
= sd_bus_message_read(reply
, "(ss)", &path
, &state
)) > 0) {
1538 if (!GREEDY_REALLOC(units
, size
, c
+ 1))
1541 units
[c
] = (struct UnitFileList
) {
1543 unit_file_state_from_string(state
)
1546 if (output_show_unit_file(&units
[c
],
1547 fallback
? arg_states
: NULL
,
1548 fallback
? strv_skip(argv
, 1) : NULL
))
1553 return bus_log_parse_error(r
);
1555 r
= sd_bus_message_exit_container(reply
);
1557 return bus_log_parse_error(r
);
1560 (void) pager_open(arg_pager_flags
);
1562 typesafe_qsort(units
, c
, compare_unit_file_list
);
1563 output_unit_file_list(units
, c
);
1565 if (install_client_side())
1566 for (unit
= units
; unit
< units
+ c
; unit
++)
1572 static int list_dependencies_print(const char *name
, int level
, unsigned branches
, bool last
) {
1573 _cleanup_free_
char *n
= NULL
;
1574 size_t max_len
= MAX(columns(),20u);
1580 for (i
= level
- 1; i
>= 0; i
--) {
1582 if (len
> max_len
- 3 && !arg_full
) {
1583 printf("%s...\n",max_len
% 2 ? "" : " ");
1586 printf("%s", special_glyph(branches
& (1 << i
) ? SPECIAL_GLYPH_TREE_VERTICAL
: SPECIAL_GLYPH_TREE_SPACE
));
1590 if (len
> max_len
- 3 && !arg_full
) {
1591 printf("%s...\n",max_len
% 2 ? "" : " ");
1595 printf("%s", special_glyph(last
? SPECIAL_GLYPH_TREE_RIGHT
: SPECIAL_GLYPH_TREE_BRANCH
));
1599 printf("%s\n", name
);
1603 n
= ellipsize(name
, max_len
-len
, 100);
1611 static int list_dependencies_get_dependencies(sd_bus
*bus
, const char *name
, char ***deps
) {
1612 struct DependencyStatusInfo
{
1616 static const struct bus_properties_map map
[_DEPENDENCY_MAX
][6] = {
1617 [DEPENDENCY_FORWARD
] = {
1618 { "Requires", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[0]) },
1619 { "Requisite", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[1]) },
1620 { "Wants", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[2]) },
1621 { "ConsistsOf", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[3]) },
1622 { "BindsTo", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[4]) },
1625 [DEPENDENCY_REVERSE
] = {
1626 { "RequiredBy", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[0]) },
1627 { "RequisiteOf", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[1]) },
1628 { "WantedBy", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[2]) },
1629 { "PartOf", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[3]) },
1630 { "BoundBy", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[4]) },
1633 [DEPENDENCY_AFTER
] = {
1634 { "After", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[0]) },
1637 [DEPENDENCY_BEFORE
] = {
1638 { "Before", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[0]) },
1643 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1644 _cleanup_strv_free_
char **ret
= NULL
;
1645 _cleanup_free_
char *path
= NULL
;
1652 path
= unit_dbus_path_from_name(name
);
1656 r
= bus_map_all_properties(bus
,
1657 "org.freedesktop.systemd1",
1659 map
[arg_dependency
],
1665 return log_error_errno(r
, "Failed to get properties of %s: %s", name
, bus_error_message(&error
, r
));
1667 if (IN_SET(arg_dependency
, DEPENDENCY_AFTER
, DEPENDENCY_BEFORE
)) {
1668 *deps
= info
.dep
[0];
1672 for (i
= 0; i
< 5; i
++) {
1673 r
= strv_extend_strv(&ret
, info
.dep
[i
], true);
1676 info
.dep
[i
] = strv_free(info
.dep
[i
]);
1679 *deps
= TAKE_PTR(ret
);
1684 static int list_dependencies_compare(char * const *a
, char * const *b
) {
1685 if (unit_name_to_type(*a
) == UNIT_TARGET
&& unit_name_to_type(*b
) != UNIT_TARGET
)
1687 if (unit_name_to_type(*a
) != UNIT_TARGET
&& unit_name_to_type(*b
) == UNIT_TARGET
)
1690 return strcasecmp(*a
, *b
);
1693 static int list_dependencies_one(
1698 unsigned branches
) {
1700 _cleanup_strv_free_
char **deps
= NULL
;
1708 r
= strv_extend(units
, name
);
1712 r
= list_dependencies_get_dependencies(bus
, name
, &deps
);
1716 typesafe_qsort(deps
, strv_length(deps
), list_dependencies_compare
);
1718 STRV_FOREACH(c
, deps
) {
1719 if (strv_contains(*units
, *c
)) {
1722 r
= list_dependencies_print("...", level
+ 1, (branches
<< 1) | (c
[1] == NULL
? 0 : 1), 1);
1732 UnitActiveState active_state
= _UNIT_ACTIVE_STATE_INVALID
;
1735 (void) get_state_one_unit(bus
, *c
, &active_state
);
1737 switch (active_state
) {
1739 case UNIT_RELOADING
:
1740 case UNIT_ACTIVATING
:
1741 on
= ansi_highlight_green();
1745 case UNIT_DEACTIVATING
:
1750 on
= ansi_highlight_red();
1754 printf("%s%s%s ", on
, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
), ansi_normal());
1757 r
= list_dependencies_print(*c
, level
, branches
, c
[1] == NULL
);
1761 if (arg_all
|| unit_name_to_type(*c
) == UNIT_TARGET
) {
1762 r
= list_dependencies_one(bus
, *c
, level
+ 1, units
, (branches
<< 1) | (c
[1] == NULL
? 0 : 1));
1769 strv_remove(*units
, name
);
1774 static int list_dependencies(int argc
, char *argv
[], void *userdata
) {
1775 _cleanup_strv_free_
char **units
= NULL
;
1776 _cleanup_free_
char *unit
= NULL
;
1782 r
= unit_name_mangle(argv
[1], arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
, &unit
);
1784 return log_error_errno(r
, "Failed to mangle unit name: %m");
1788 u
= SPECIAL_DEFAULT_TARGET
;
1790 r
= acquire_bus(BUS_MANAGER
, &bus
);
1794 (void) pager_open(arg_pager_flags
);
1798 return list_dependencies_one(bus
, u
, 0, &units
, 0);
1801 struct machine_info
{
1805 char *control_group
;
1806 uint32_t n_failed_units
;
1811 static const struct bus_properties_map machine_info_property_map
[] = {
1812 { "SystemState", "s", NULL
, offsetof(struct machine_info
, state
) },
1813 { "NJobs", "u", NULL
, offsetof(struct machine_info
, n_jobs
) },
1814 { "NFailedUnits", "u", NULL
, offsetof(struct machine_info
, n_failed_units
) },
1815 { "ControlGroup", "s", NULL
, offsetof(struct machine_info
, control_group
) },
1816 { "UserspaceTimestamp", "t", NULL
, offsetof(struct machine_info
, timestamp
) },
1820 static void machine_info_clear(struct machine_info
*info
) {
1825 free(info
->control_group
);
1829 static void free_machines_list(struct machine_info
*machine_infos
, int n
) {
1835 for (i
= 0; i
< n
; i
++)
1836 machine_info_clear(&machine_infos
[i
]);
1838 free(machine_infos
);
1841 static int compare_machine_info(const struct machine_info
*a
, const struct machine_info
*b
) {
1844 r
= CMP(b
->is_host
, a
->is_host
);
1848 return strcasecmp(a
->name
, b
->name
);
1851 static int get_machine_properties(sd_bus
*bus
, struct machine_info
*mi
) {
1852 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*container
= NULL
;
1858 r
= sd_bus_open_system_machine(&container
, mi
->name
);
1865 r
= bus_map_all_properties(
1867 "org.freedesktop.systemd1",
1868 "/org/freedesktop/systemd1",
1869 machine_info_property_map
,
1880 static bool output_show_machine(const char *name
, char **patterns
) {
1881 return strv_fnmatch_or_empty(patterns
, name
, FNM_NOESCAPE
);
1884 static int get_machine_list(
1886 struct machine_info
**_machine_infos
,
1889 struct machine_info
*machine_infos
= NULL
;
1890 _cleanup_strv_free_
char **m
= NULL
;
1891 _cleanup_free_
char *hn
= NULL
;
1896 hn
= gethostname_malloc();
1900 if (output_show_machine(hn
, patterns
)) {
1901 if (!GREEDY_REALLOC0(machine_infos
, sz
, c
+1))
1904 machine_infos
[c
].is_host
= true;
1905 machine_infos
[c
].name
= TAKE_PTR(hn
);
1907 (void) get_machine_properties(bus
, &machine_infos
[c
]);
1911 r
= sd_get_machine_names(&m
);
1913 return log_error_errno(r
, "Failed to get machine list: %m");
1915 STRV_FOREACH(i
, m
) {
1916 _cleanup_free_
char *class = NULL
;
1918 if (!output_show_machine(*i
, patterns
))
1921 sd_machine_get_class(*i
, &class);
1922 if (!streq_ptr(class, "container"))
1925 if (!GREEDY_REALLOC0(machine_infos
, sz
, c
+1)) {
1926 free_machines_list(machine_infos
, c
);
1930 machine_infos
[c
].is_host
= false;
1931 machine_infos
[c
].name
= strdup(*i
);
1932 if (!machine_infos
[c
].name
) {
1933 free_machines_list(machine_infos
, c
);
1937 (void) get_machine_properties(NULL
, &machine_infos
[c
]);
1941 *_machine_infos
= machine_infos
;
1945 static void output_machines_list(struct machine_info
*machine_infos
, unsigned n
) {
1946 struct machine_info
*m
;
1949 namelen
= STRLEN("NAME"),
1950 statelen
= STRLEN("STATE"),
1951 failedlen
= STRLEN("FAILED"),
1952 jobslen
= STRLEN("JOBS");
1954 assert(machine_infos
|| n
== 0);
1956 for (m
= machine_infos
; m
< machine_infos
+ n
; m
++) {
1957 namelen
= MAX(namelen
,
1958 strlen(m
->name
) + (m
->is_host
? STRLEN(" (host)") : 0));
1959 statelen
= MAX(statelen
, strlen_ptr(m
->state
));
1960 failedlen
= MAX(failedlen
, DECIMAL_STR_WIDTH(m
->n_failed_units
));
1961 jobslen
= MAX(jobslen
, DECIMAL_STR_WIDTH(m
->n_jobs
));
1963 if (!arg_plain
&& !streq_ptr(m
->state
, "running"))
1967 if (!arg_no_legend
) {
1971 printf("%-*s %-*s %-*s %-*s\n",
1974 failedlen
, "FAILED",
1978 for (m
= machine_infos
; m
< machine_infos
+ n
; m
++) {
1979 const char *on_state
= "", *off_state
= "";
1980 const char *on_failed
= "", *off_failed
= "";
1981 bool circle
= false;
1983 if (streq_ptr(m
->state
, "degraded")) {
1984 on_state
= ansi_highlight_red();
1985 off_state
= ansi_normal();
1987 } else if (!streq_ptr(m
->state
, "running")) {
1988 on_state
= ansi_highlight_yellow();
1989 off_state
= ansi_normal();
1993 if (m
->n_failed_units
> 0) {
1994 on_failed
= ansi_highlight_red();
1995 off_failed
= ansi_normal();
1997 on_failed
= off_failed
= "";
2000 printf("%s%s%s ", on_state
, circle
? special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
) : " ", off_state
);
2003 printf("%-*s (host) %s%-*s%s %s%*" PRIu32
"%s %*" PRIu32
"\n",
2004 (int) (namelen
- (STRLEN(" (host)"))),
2006 on_state
, statelen
, strna(m
->state
), off_state
,
2007 on_failed
, failedlen
, m
->n_failed_units
, off_failed
,
2008 jobslen
, m
->n_jobs
);
2010 printf("%-*s %s%-*s%s %s%*" PRIu32
"%s %*" PRIu32
"\n",
2011 namelen
, strna(m
->name
),
2012 on_state
, statelen
, strna(m
->state
), off_state
,
2013 on_failed
, failedlen
, m
->n_failed_units
, off_failed
,
2014 jobslen
, m
->n_jobs
);
2018 printf("\n%u machines listed.\n", n
);
2021 static int list_machines(int argc
, char *argv
[], void *userdata
) {
2022 struct machine_info
*machine_infos
= NULL
;
2026 r
= acquire_bus(BUS_MANAGER
, &bus
);
2030 r
= get_machine_list(bus
, &machine_infos
, strv_skip(argv
, 1));
2034 (void) pager_open(arg_pager_flags
);
2036 typesafe_qsort(machine_infos
, r
, compare_machine_info
);
2037 output_machines_list(machine_infos
, r
);
2038 free_machines_list(machine_infos
, r
);
2043 static int get_default(int argc
, char *argv
[], void *userdata
) {
2044 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2045 _cleanup_free_
char *_path
= NULL
;
2049 if (install_client_side()) {
2050 r
= unit_file_get_default(arg_scope
, arg_root
, &_path
);
2052 return log_error_errno(r
, "Failed to get default target: %m");
2057 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2060 r
= acquire_bus(BUS_MANAGER
, &bus
);
2064 r
= sd_bus_call_method(
2066 "org.freedesktop.systemd1",
2067 "/org/freedesktop/systemd1",
2068 "org.freedesktop.systemd1.Manager",
2074 return log_error_errno(r
, "Failed to get default target: %s", bus_error_message(&error
, r
));
2076 r
= sd_bus_message_read(reply
, "s", &path
);
2078 return bus_log_parse_error(r
);
2082 printf("%s\n", path
);
2087 static int set_default(int argc
, char *argv
[], void *userdata
) {
2088 _cleanup_free_
char *unit
= NULL
;
2089 UnitFileChange
*changes
= NULL
;
2090 size_t n_changes
= 0;
2096 r
= unit_name_mangle_with_suffix(argv
[1], arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
, ".target", &unit
);
2098 return log_error_errno(r
, "Failed to mangle unit name: %m");
2100 if (install_client_side()) {
2101 r
= unit_file_set_default(arg_scope
, UNIT_FILE_FORCE
, arg_root
, unit
, &changes
, &n_changes
);
2102 unit_file_dump_changes(r
, "set default", changes
, n_changes
, arg_quiet
);
2107 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2108 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2111 polkit_agent_open_maybe();
2113 r
= acquire_bus(BUS_MANAGER
, &bus
);
2117 r
= sd_bus_call_method(
2119 "org.freedesktop.systemd1",
2120 "/org/freedesktop/systemd1",
2121 "org.freedesktop.systemd1.Manager",
2127 return log_error_errno(r
, "Failed to set default target: %s", bus_error_message(&error
, r
));
2129 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
2133 /* Try to reload if enabled */
2135 r
= daemon_reload(argc
, argv
, userdata
);
2141 unit_file_changes_free(changes
, n_changes
);
2146 static int output_waiting_jobs(sd_bus
*bus
, uint32_t id
, const char *method
, const char *prefix
) {
2147 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2148 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2149 const char *name
, *type
;
2155 r
= sd_bus_call_method(
2157 "org.freedesktop.systemd1",
2158 "/org/freedesktop/systemd1",
2159 "org.freedesktop.systemd1.Manager",
2165 return log_debug_errno(r
, "Failed to get waiting jobs for job %" PRIu32
, id
);
2167 r
= sd_bus_message_enter_container(reply
, 'a', "(usssoo)");
2169 return bus_log_parse_error(r
);
2171 while ((r
= sd_bus_message_read(reply
, "(usssoo)", &other_id
, &name
, &type
, NULL
, NULL
, NULL
)) > 0)
2172 printf("%s %u (%s/%s)\n", prefix
, other_id
, name
, type
);
2174 return bus_log_parse_error(r
);
2176 r
= sd_bus_message_exit_container(reply
);
2178 return bus_log_parse_error(r
);
2185 const char *name
, *type
, *state
;
2188 static void output_jobs_list(sd_bus
*bus
, const struct job_info
* jobs
, unsigned n
, bool skipped
) {
2189 unsigned id_len
, unit_len
, type_len
, state_len
;
2190 const struct job_info
*j
;
2191 const char *on
, *off
;
2192 bool shorten
= false;
2194 assert(n
== 0 || jobs
);
2197 if (!arg_no_legend
) {
2198 on
= ansi_highlight_green();
2199 off
= ansi_normal();
2201 printf("%sNo jobs %s.%s\n", on
, skipped
? "listed" : "running", off
);
2206 (void) pager_open(arg_pager_flags
);
2208 id_len
= STRLEN("JOB");
2209 unit_len
= STRLEN("UNIT");
2210 type_len
= STRLEN("TYPE");
2211 state_len
= STRLEN("STATE");
2213 for (j
= jobs
; j
< jobs
+ n
; j
++) {
2214 uint32_t id
= j
->id
;
2215 assert(j
->name
&& j
->type
&& j
->state
);
2217 id_len
= MAX(id_len
, DECIMAL_STR_WIDTH(id
));
2218 unit_len
= MAX(unit_len
, strlen(j
->name
));
2219 type_len
= MAX(type_len
, strlen(j
->type
));
2220 state_len
= MAX(state_len
, strlen(j
->state
));
2223 if (!arg_full
&& id_len
+ 1 + unit_len
+ type_len
+ 1 + state_len
> columns()) {
2224 unit_len
= MAX(33u, columns() - id_len
- type_len
- state_len
- 3);
2229 printf("%*s %-*s %-*s %-*s\n",
2233 state_len
, "STATE");
2235 for (j
= jobs
; j
< jobs
+ n
; j
++) {
2236 _cleanup_free_
char *e
= NULL
;
2238 if (streq(j
->state
, "running")) {
2239 on
= ansi_highlight();
2240 off
= ansi_normal();
2244 e
= shorten
? ellipsize(j
->name
, unit_len
, 33) : NULL
;
2245 printf("%*u %s%-*s%s %-*s %s%-*s%s\n",
2247 on
, unit_len
, e
? e
: j
->name
, off
,
2249 on
, state_len
, j
->state
, off
);
2252 output_waiting_jobs(bus
, j
->id
, "GetJobAfter", "\twaiting for job");
2253 if (arg_jobs_before
)
2254 output_waiting_jobs(bus
, j
->id
, "GetJobBefore", "\tblocking job");
2257 if (!arg_no_legend
) {
2258 on
= ansi_highlight();
2259 off
= ansi_normal();
2261 printf("\n%s%u jobs listed%s.\n", on
, n
, off
);
2265 static bool output_show_job(struct job_info
*job
, char **patterns
) {
2266 return strv_fnmatch_or_empty(patterns
, job
->name
, FNM_NOESCAPE
);
2269 static int list_jobs(int argc
, char *argv
[], void *userdata
) {
2270 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2271 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2272 _cleanup_free_
struct job_info
*jobs
= NULL
;
2273 const char *name
, *type
, *state
;
2274 bool skipped
= false;
2281 r
= acquire_bus(BUS_MANAGER
, &bus
);
2285 r
= sd_bus_call_method(
2287 "org.freedesktop.systemd1",
2288 "/org/freedesktop/systemd1",
2289 "org.freedesktop.systemd1.Manager",
2295 return log_error_errno(r
, "Failed to list jobs: %s", bus_error_message(&error
, r
));
2297 r
= sd_bus_message_enter_container(reply
, 'a', "(usssoo)");
2299 return bus_log_parse_error(r
);
2301 while ((r
= sd_bus_message_read(reply
, "(usssoo)", &id
, &name
, &type
, &state
, NULL
, NULL
)) > 0) {
2302 struct job_info job
= { id
, name
, type
, state
};
2304 if (!output_show_job(&job
, strv_skip(argv
, 1))) {
2309 if (!GREEDY_REALLOC(jobs
, size
, c
+ 1))
2315 return bus_log_parse_error(r
);
2317 r
= sd_bus_message_exit_container(reply
);
2319 return bus_log_parse_error(r
);
2321 (void) pager_open(arg_pager_flags
);
2323 output_jobs_list(bus
, jobs
, c
, skipped
);
2327 static int cancel_job(int argc
, char *argv
[], void *userdata
) {
2333 return trivial_method(argc
, argv
, userdata
);
2335 r
= acquire_bus(BUS_MANAGER
, &bus
);
2339 polkit_agent_open_maybe();
2341 STRV_FOREACH(name
, strv_skip(argv
, 1)) {
2342 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2346 q
= safe_atou32(*name
, &id
);
2348 return log_error_errno(q
, "Failed to parse job id \"%s\": %m", *name
);
2350 q
= sd_bus_call_method(
2352 "org.freedesktop.systemd1",
2353 "/org/freedesktop/systemd1",
2354 "org.freedesktop.systemd1.Manager",
2360 log_error_errno(q
, "Failed to cancel job %"PRIu32
": %s", id
, bus_error_message(&error
, q
));
2369 static int need_daemon_reload(sd_bus
*bus
, const char *unit
) {
2370 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2374 /* We ignore all errors here, since this is used to show a
2377 /* We don't use unit_dbus_path_from_name() directly since we
2378 * don't want to load the unit if it isn't loaded. */
2380 r
= sd_bus_call_method(
2382 "org.freedesktop.systemd1",
2383 "/org/freedesktop/systemd1",
2384 "org.freedesktop.systemd1.Manager",
2392 r
= sd_bus_message_read(reply
, "o", &path
);
2396 r
= sd_bus_get_property_trivial(
2398 "org.freedesktop.systemd1",
2400 "org.freedesktop.systemd1.Unit",
2410 static void warn_unit_file_changed(const char *name
) {
2413 log_warning("%sWarning:%s The unit file, source configuration file or drop-ins of %s changed on disk. Run 'systemctl%s daemon-reload' to reload units.",
2414 ansi_highlight_red(),
2417 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user");
2420 static int unit_file_find_path(LookupPaths
*lp
, const char *unit_name
, char **ret_unit_path
) {
2426 STRV_FOREACH(p
, lp
->search_path
) {
2427 _cleanup_free_
char *path
= NULL
, *lpath
= NULL
;
2430 path
= path_join(*p
, unit_name
);
2434 r
= chase_symlinks(path
, arg_root
, 0, &lpath
);
2440 return log_error_errno(r
, "Failed to access path \"%s\": %m", path
);
2443 *ret_unit_path
= TAKE_PTR(lpath
);
2449 *ret_unit_path
= NULL
;
2454 static int unit_find_template_path(
2455 const char *unit_name
,
2457 char **ret_fragment_path
,
2458 char **ret_template
) {
2460 _cleanup_free_
char *t
= NULL
, *f
= NULL
;
2463 /* Returns 1 if a fragment was found, 0 if not found, negative on error. */
2465 r
= unit_file_find_path(lp
, unit_name
, &f
);
2469 if (ret_fragment_path
)
2470 *ret_fragment_path
= TAKE_PTR(f
);
2472 *ret_template
= NULL
;
2473 return r
; /* found a real unit */
2476 r
= unit_name_template(unit_name
, &t
);
2478 if (ret_fragment_path
)
2479 *ret_fragment_path
= NULL
;
2481 *ret_template
= NULL
;
2483 return 0; /* not a template, does not exist */
2486 return log_error_errno(r
, "Failed to determine template name: %m");
2488 r
= unit_file_find_path(lp
, t
, ret_fragment_path
);
2493 *ret_template
= r
> 0 ? TAKE_PTR(t
) : NULL
;
2498 static int unit_find_paths(
2500 const char *unit_name
,
2502 bool force_client_side
,
2503 char **ret_fragment_path
,
2504 char ***ret_dropin_paths
) {
2506 _cleanup_strv_free_
char **dropins
= NULL
;
2507 _cleanup_free_
char *path
= NULL
;
2511 * Finds where the unit is defined on disk. Returns 0 if the unit is not found. Returns 1 if it is found, and
2513 * - the path to the unit in *ret_frament_path, if it exists on disk,
2514 * - and a strv of existing drop-ins in *ret_dropin_paths, if the arg is not NULL and any dropins were found.
2516 * Returns -ERFKILL if the unit is masked, and -EKEYREJECTED if the unit file could not be loaded for some
2517 * reason (the latter only applies if we are going through the service manager)
2521 assert(ret_fragment_path
);
2524 /* Go via the bus to acquire the path, unless we are explicitly told not to, or when the unit name is a template */
2525 if (!force_client_side
&&
2526 !install_client_side() &&
2527 !unit_name_is_valid(unit_name
, UNIT_NAME_TEMPLATE
)) {
2528 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2529 _cleanup_free_
char *load_state
= NULL
, *unit
= NULL
;
2531 unit
= unit_dbus_path_from_name(unit_name
);
2535 r
= sd_bus_get_property_string(
2537 "org.freedesktop.systemd1",
2539 "org.freedesktop.systemd1.Unit",
2544 return log_error_errno(r
, "Failed to get LoadState: %s", bus_error_message(&error
, r
));
2546 if (streq(load_state
, "masked"))
2548 if (streq(load_state
, "not-found")) {
2552 if (!streq(load_state
, "loaded"))
2553 return -EKEYREJECTED
;
2555 r
= sd_bus_get_property_string(
2557 "org.freedesktop.systemd1",
2559 "org.freedesktop.systemd1.Unit",
2564 return log_error_errno(r
, "Failed to get FragmentPath: %s", bus_error_message(&error
, r
));
2566 if (ret_dropin_paths
) {
2567 r
= sd_bus_get_property_strv(
2569 "org.freedesktop.systemd1",
2571 "org.freedesktop.systemd1.Unit",
2576 return log_error_errno(r
, "Failed to get DropInPaths: %s", bus_error_message(&error
, r
));
2579 _cleanup_set_free_ Set
*names
= NULL
;
2580 _cleanup_free_
char *template = NULL
;
2582 names
= set_new(NULL
);
2586 r
= unit_find_template_path(unit_name
, lp
, &path
, &template);
2590 if (null_or_empty_path(path
))
2591 /* The template is masked. Let's cut the process short. */
2594 /* We found the unit file. If we followed symlinks, this name might be
2595 * different then the unit_name with started with. Look for dropins matching
2596 * that "final" name. */
2597 r
= set_put(names
, basename(path
));
2598 } else if (!template)
2599 /* No unit file, let's look for dropins matching the original name.
2600 * systemd has fairly complicated rules (based on unit type and provenience),
2601 * which units are allowed not to have the main unit file. We err on the
2602 * side of including too many files, and always try to load dropins. */
2603 r
= set_put(names
, unit_name
);
2605 /* The cases where we allow a unit to exist without the main file are
2606 * never valid for templates. Don't try to load dropins in this case. */
2610 return log_error_errno(r
, "Failed to add unit name: %m");
2612 if (ret_dropin_paths
) {
2613 r
= unit_file_find_dropin_conf_paths(arg_root
, lp
->search_path
, NULL
, names
, &dropins
);
2621 if (!isempty(path
)) {
2622 *ret_fragment_path
= TAKE_PTR(path
);
2625 *ret_fragment_path
= NULL
;
2627 if (ret_dropin_paths
) {
2628 if (!strv_isempty(dropins
)) {
2629 *ret_dropin_paths
= TAKE_PTR(dropins
);
2632 *ret_dropin_paths
= NULL
;
2636 if (r
== 0 && !arg_force
)
2637 log_error("No files found for %s.", unit_name
);
2642 static int get_state_one_unit(sd_bus
*bus
, const char *name
, UnitActiveState
*active_state
) {
2643 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2644 _cleanup_free_
char *buf
= NULL
, *path
= NULL
;
2645 UnitActiveState state
;
2649 assert(active_state
);
2651 path
= unit_dbus_path_from_name(name
);
2655 r
= sd_bus_get_property_string(
2657 "org.freedesktop.systemd1",
2659 "org.freedesktop.systemd1.Unit",
2664 return log_error_errno(r
, "Failed to retrieve unit state: %s", bus_error_message(&error
, r
));
2666 state
= unit_active_state_from_string(buf
);
2667 if (state
== _UNIT_ACTIVE_STATE_INVALID
) {
2668 log_error("Invalid unit state '%s' for: %s", buf
, name
);
2672 *active_state
= state
;
2676 static int unit_is_masked(sd_bus
*bus
, LookupPaths
*lp
, const char *name
) {
2677 _cleanup_free_
char *load_state
= NULL
;
2680 if (unit_name_is_valid(name
, UNIT_NAME_TEMPLATE
)) {
2681 _cleanup_free_
char *path
= NULL
;
2683 /* A template cannot be loaded, but it can be still masked, so
2684 * we need to use a different method. */
2686 r
= unit_file_find_path(lp
, name
, &path
);
2691 return null_or_empty_path(path
);
2694 r
= unit_load_state(bus
, name
, &load_state
);
2698 return streq(load_state
, "masked");
2701 static int check_triggering_units(sd_bus
*bus
, const char *name
) {
2702 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2703 _cleanup_free_
char *n
= NULL
, *path
= NULL
, *load_state
= NULL
;
2704 _cleanup_strv_free_
char **triggered_by
= NULL
;
2705 bool print_warning_label
= true;
2706 UnitActiveState active_state
;
2710 r
= unit_name_mangle(name
, 0, &n
);
2712 return log_error_errno(r
, "Failed to mangle unit name: %m");
2714 r
= unit_load_state(bus
, name
, &load_state
);
2718 if (streq(load_state
, "masked"))
2721 path
= unit_dbus_path_from_name(n
);
2725 r
= sd_bus_get_property_strv(
2727 "org.freedesktop.systemd1",
2729 "org.freedesktop.systemd1.Unit",
2734 return log_error_errno(r
, "Failed to get triggered by array of %s: %s", n
, bus_error_message(&error
, r
));
2736 STRV_FOREACH(i
, triggered_by
) {
2737 r
= get_state_one_unit(bus
, *i
, &active_state
);
2741 if (!IN_SET(active_state
, UNIT_ACTIVE
, UNIT_RELOADING
))
2744 if (print_warning_label
) {
2745 log_warning("Warning: Stopping %s, but it can still be activated by:", n
);
2746 print_warning_label
= false;
2749 log_warning(" %s", *i
);
2755 static const struct {
2758 } unit_actions
[] = {
2759 { "start", "StartUnit" },
2760 { "stop", "StopUnit" },
2761 { "condstop", "StopUnit" },
2762 { "reload", "ReloadUnit" },
2763 { "restart", "RestartUnit" },
2764 { "try-restart", "TryRestartUnit" },
2765 { "condrestart", "TryRestartUnit" },
2766 { "reload-or-restart", "ReloadOrRestartUnit" },
2767 { "try-reload-or-restart", "ReloadOrTryRestartUnit" },
2768 { "reload-or-try-restart", "ReloadOrTryRestartUnit" },
2769 { "condreload", "ReloadOrTryRestartUnit" },
2770 { "force-reload", "ReloadOrTryRestartUnit" }
2773 static const char *verb_to_method(const char *verb
) {
2776 for (i
= 0; i
< ELEMENTSOF(unit_actions
); i
++)
2777 if (streq_ptr(unit_actions
[i
].verb
, verb
))
2778 return unit_actions
[i
].method
;
2783 static const char *method_to_verb(const char *method
) {
2786 for (i
= 0; i
< ELEMENTSOF(unit_actions
); i
++)
2787 if (streq_ptr(unit_actions
[i
].method
, method
))
2788 return unit_actions
[i
].verb
;
2800 static void wait_context_free(WaitContext
*c
) {
2801 c
->match
= sd_bus_slot_unref(c
->match
);
2802 c
->event
= sd_event_unref(c
->event
);
2803 c
->unit_paths
= set_free_free(c
->unit_paths
);
2806 static int on_properties_changed(sd_bus_message
*m
, void *userdata
, sd_bus_error
*error
) {
2807 const char *path
, *interface
, *active_state
= NULL
, *job_path
= NULL
;
2808 WaitContext
*c
= userdata
;
2812 /* Called whenever we get a PropertiesChanged signal. Checks if ActiveState changed to inactive/failed.
2814 * Signal parameters: (s interface, a{sv} changed_properties, as invalidated_properties) */
2816 path
= sd_bus_message_get_path(m
);
2817 if (!set_contains(c
->unit_paths
, path
))
2820 r
= sd_bus_message_read(m
, "s", &interface
);
2822 return bus_log_parse_error(r
);
2824 if (!streq(interface
, "org.freedesktop.systemd1.Unit")) /* ActiveState is on the Unit interface */
2827 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "{sv}");
2829 return bus_log_parse_error(r
);
2834 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_DICT_ENTRY
, "sv");
2836 return bus_log_parse_error(r
);
2837 if (r
== 0) /* end of array */
2840 r
= sd_bus_message_read(m
, "s", &s
); /* Property name */
2842 return bus_log_parse_error(r
);
2844 if (streq(s
, "ActiveState")) {
2845 r
= sd_bus_message_read(m
, "v", "s", &active_state
);
2847 return bus_log_parse_error(r
);
2849 if (job_path
) /* Found everything we need */
2852 } else if (streq(s
, "Job")) {
2855 r
= sd_bus_message_read(m
, "v", "(uo)", &job_id
, &job_path
);
2857 return bus_log_parse_error(r
);
2859 /* There's still a job pending for this unit, let's ignore this for now, and return right-away. */
2863 if (active_state
) /* Found everything we need */
2867 r
= sd_bus_message_skip(m
, "v"); /* Other property */
2869 return bus_log_parse_error(r
);
2872 r
= sd_bus_message_exit_container(m
);
2874 return bus_log_parse_error(r
);
2877 /* If this didn't contain the ActiveState property we can't do anything */
2881 is_failed
= streq(active_state
, "failed");
2882 if (streq(active_state
, "inactive") || is_failed
) {
2883 log_debug("%s became %s, dropping from --wait tracking", path
, active_state
);
2884 free(set_remove(c
->unit_paths
, path
));
2885 c
->any_failed
= c
->any_failed
|| is_failed
;
2887 log_debug("ActiveState on %s changed to %s", path
, active_state
);
2889 if (set_isempty(c
->unit_paths
))
2890 sd_event_exit(c
->event
, EXIT_SUCCESS
);
2895 static int start_unit_one(
2900 sd_bus_error
*error
,
2902 WaitContext
*wait_context
) {
2904 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2914 _cleanup_free_
char *unit_path
= NULL
;
2916 log_debug("Watching for property changes of %s", name
);
2917 r
= sd_bus_call_method(
2919 "org.freedesktop.systemd1",
2920 "/org/freedesktop/systemd1",
2921 "org.freedesktop.systemd1.Manager",
2927 return log_error_errno(r
, "Failed to RefUnit %s: %s", name
, bus_error_message(error
, r
));
2929 unit_path
= unit_dbus_path_from_name(name
);
2933 r
= set_put_strdup(wait_context
->unit_paths
, unit_path
);
2935 return log_error_errno(r
, "Failed to add unit path %s to set: %m", unit_path
);
2937 r
= sd_bus_match_signal_async(bus
,
2938 &wait_context
->match
,
2941 "org.freedesktop.DBus.Properties",
2942 "PropertiesChanged",
2943 on_properties_changed
, NULL
, wait_context
);
2945 return log_error_errno(r
, "Failed to request match for PropertiesChanged signal: %m");
2948 log_debug("%s dbus call org.freedesktop.systemd1.Manager %s(%s, %s)",
2949 arg_dry_run
? "Would execute" : "Executing",
2950 method
, name
, mode
);
2954 r
= sd_bus_call_method(
2956 "org.freedesktop.systemd1",
2957 "/org/freedesktop/systemd1",
2958 "org.freedesktop.systemd1.Manager",
2966 /* There's always a fallback possible for legacy actions. */
2967 if (arg_action
!= ACTION_SYSTEMCTL
)
2970 verb
= method_to_verb(method
);
2972 log_error("Failed to %s %s: %s", verb
, name
, bus_error_message(error
, r
));
2974 if (!sd_bus_error_has_name(error
, BUS_ERROR_NO_SUCH_UNIT
) &&
2975 !sd_bus_error_has_name(error
, BUS_ERROR_UNIT_MASKED
) &&
2976 !sd_bus_error_has_name(error
, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE
))
2977 log_error("See %s logs and 'systemctl%s status%s %s' for details.",
2978 arg_scope
== UNIT_FILE_SYSTEM
? "system" : "user",
2979 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user",
2980 name
[0] == '-' ? " --" : "",
2986 r
= sd_bus_message_read(reply
, "o", &path
);
2988 return bus_log_parse_error(r
);
2990 if (need_daemon_reload(bus
, name
) > 0)
2991 warn_unit_file_changed(name
);
2994 log_debug("Adding %s to the set", path
);
2995 r
= bus_wait_for_jobs_add(w
, path
);
3003 static int expand_names(sd_bus
*bus
, char **names
, const char* suffix
, char ***ret
) {
3004 _cleanup_strv_free_
char **mangled
= NULL
, **globs
= NULL
;
3011 STRV_FOREACH(name
, names
) {
3013 UnitNameMangle options
= UNIT_NAME_MANGLE_GLOB
| (arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
);
3016 r
= unit_name_mangle_with_suffix(*name
, options
, suffix
, &t
);
3018 r
= unit_name_mangle(*name
, options
, &t
);
3020 return log_error_errno(r
, "Failed to mangle name: %m");
3022 if (string_is_glob(t
))
3023 r
= strv_consume(&globs
, t
);
3025 r
= strv_consume(&mangled
, t
);
3030 /* Query the manager only if any of the names are a glob, since
3031 * this is fairly expensive */
3032 if (!strv_isempty(globs
)) {
3033 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
3034 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
3035 size_t allocated
, n
;
3037 r
= get_unit_list(bus
, NULL
, globs
, &unit_infos
, 0, &reply
);
3041 n
= strv_length(mangled
);
3044 for (i
= 0; i
< r
; i
++) {
3045 if (!GREEDY_REALLOC(mangled
, allocated
, n
+2))
3048 mangled
[n
] = strdup(unit_infos
[i
].id
);
3052 mangled
[++n
] = NULL
;
3056 *ret
= TAKE_PTR(mangled
);
3061 static const struct {
3065 } action_table
[_ACTION_MAX
] = {
3066 [ACTION_HALT
] = { SPECIAL_HALT_TARGET
, "halt", "replace-irreversibly" },
3067 [ACTION_POWEROFF
] = { SPECIAL_POWEROFF_TARGET
, "poweroff", "replace-irreversibly" },
3068 [ACTION_REBOOT
] = { SPECIAL_REBOOT_TARGET
, "reboot", "replace-irreversibly" },
3069 [ACTION_KEXEC
] = { SPECIAL_KEXEC_TARGET
, "kexec", "replace-irreversibly" },
3070 [ACTION_RUNLEVEL2
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
3071 [ACTION_RUNLEVEL3
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
3072 [ACTION_RUNLEVEL4
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
3073 [ACTION_RUNLEVEL5
] = { SPECIAL_GRAPHICAL_TARGET
, NULL
, "isolate" },
3074 [ACTION_RESCUE
] = { SPECIAL_RESCUE_TARGET
, "rescue", "isolate" },
3075 [ACTION_EMERGENCY
] = { SPECIAL_EMERGENCY_TARGET
, "emergency", "isolate" },
3076 [ACTION_DEFAULT
] = { SPECIAL_DEFAULT_TARGET
, "default", "isolate" },
3077 [ACTION_EXIT
] = { SPECIAL_EXIT_TARGET
, "exit", "replace-irreversibly" },
3078 [ACTION_SUSPEND
] = { SPECIAL_SUSPEND_TARGET
, "suspend", "replace-irreversibly" },
3079 [ACTION_HIBERNATE
] = { SPECIAL_HIBERNATE_TARGET
, "hibernate", "replace-irreversibly" },
3080 [ACTION_HYBRID_SLEEP
] = { SPECIAL_HYBRID_SLEEP_TARGET
, "hybrid-sleep", "replace-irreversibly" },
3081 [ACTION_SUSPEND_THEN_HIBERNATE
] = { SPECIAL_SUSPEND_THEN_HIBERNATE_TARGET
, "suspend-then-hibernate", "replace-irreversibly" },
3084 static enum action
verb_to_action(const char *verb
) {
3087 for (i
= 0; i
< _ACTION_MAX
; i
++)
3088 if (streq_ptr(action_table
[i
].verb
, verb
))
3091 return _ACTION_INVALID
;
3094 static int start_unit(int argc
, char *argv
[], void *userdata
) {
3095 _cleanup_(bus_wait_for_jobs_freep
) BusWaitForJobs
*w
= NULL
;
3096 _cleanup_(wait_context_free
) WaitContext wait_context
= {};
3097 const char *method
, *mode
, *one_name
, *suffix
= NULL
;
3098 _cleanup_free_
char **stopped_units
= NULL
; /* Do not use _cleanup_strv_free_ */
3099 _cleanup_strv_free_
char **names
= NULL
;
3100 int r
, ret
= EXIT_SUCCESS
;
3104 if (arg_wait
&& !STR_IN_SET(argv
[0], "start", "restart")) {
3105 log_error("--wait may only be used with the 'start' or 'restart' commands.");
3109 /* we cannot do sender tracking on the private bus, so we need the full
3110 * one for RefUnit to implement --wait */
3111 r
= acquire_bus(arg_wait
? BUS_FULL
: BUS_MANAGER
, &bus
);
3115 ask_password_agent_open_if_enabled();
3116 polkit_agent_open_maybe();
3118 if (arg_action
== ACTION_SYSTEMCTL
) {
3121 action
= verb_to_action(argv
[0]);
3123 if (action
!= _ACTION_INVALID
) {
3124 method
= "StartUnit";
3125 mode
= action_table
[action
].mode
;
3126 one_name
= action_table
[action
].target
;
3128 if (streq(argv
[0], "isolate")) {
3129 method
= "StartUnit";
3134 method
= verb_to_method(argv
[0]);
3135 mode
= arg_job_mode
;
3140 assert(arg_action
>= 0 && arg_action
< _ACTION_MAX
);
3141 assert(action_table
[arg_action
].target
);
3142 assert(action_table
[arg_action
].mode
);
3144 method
= "StartUnit";
3145 mode
= action_table
[arg_action
].mode
;
3146 one_name
= action_table
[arg_action
].target
;
3150 names
= strv_new(one_name
);
3154 r
= expand_names(bus
, strv_skip(argv
, 1), suffix
, &names
);
3156 return log_error_errno(r
, "Failed to expand names: %m");
3159 if (!arg_no_block
) {
3160 r
= bus_wait_for_jobs_new(bus
, &w
);
3162 return log_error_errno(r
, "Could not watch jobs: %m");
3166 wait_context
.unit_paths
= set_new(&string_hash_ops
);
3167 if (!wait_context
.unit_paths
)
3170 r
= sd_bus_call_method_async(
3173 "org.freedesktop.systemd1",
3174 "/org/freedesktop/systemd1",
3175 "org.freedesktop.systemd1.Manager",
3180 return log_error_errno(r
, "Failed to enable subscription: %m");
3181 r
= sd_event_default(&wait_context
.event
);
3183 return log_error_errno(r
, "Failed to allocate event loop: %m");
3184 r
= sd_bus_attach_event(bus
, wait_context
.event
, 0);
3186 return log_error_errno(r
, "Failed to attach bus to event loop: %m");
3189 STRV_FOREACH(name
, names
) {
3190 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3192 r
= start_unit_one(bus
, method
, *name
, mode
, &error
, w
, arg_wait
? &wait_context
: NULL
);
3193 if (ret
== EXIT_SUCCESS
&& r
< 0)
3194 ret
= translate_bus_error_to_exit_status(r
, &error
);
3196 if (r
>= 0 && streq(method
, "StopUnit")) {
3197 r
= strv_push(&stopped_units
, *name
);
3203 if (!arg_no_block
) {
3204 const char* extra_args
[4] = {};
3207 if (arg_scope
!= UNIT_FILE_SYSTEM
)
3208 extra_args
[arg_count
++] = "--user";
3210 assert(IN_SET(arg_transport
, BUS_TRANSPORT_LOCAL
, BUS_TRANSPORT_REMOTE
, BUS_TRANSPORT_MACHINE
));
3211 if (arg_transport
== BUS_TRANSPORT_REMOTE
) {
3212 extra_args
[arg_count
++] = "-H";
3213 extra_args
[arg_count
++] = arg_host
;
3214 } else if (arg_transport
== BUS_TRANSPORT_MACHINE
) {
3215 extra_args
[arg_count
++] = "-M";
3216 extra_args
[arg_count
++] = arg_host
;
3219 r
= bus_wait_for_jobs(w
, arg_quiet
, extra_args
);
3223 /* When stopping units, warn if they can still be triggered by
3224 * another active unit (socket, path, timer) */
3226 STRV_FOREACH(name
, stopped_units
)
3227 (void) check_triggering_units(bus
, *name
);
3230 if (ret
== EXIT_SUCCESS
&& arg_wait
&& !set_isempty(wait_context
.unit_paths
)) {
3231 r
= sd_event_loop(wait_context
.event
);
3233 return log_error_errno(r
, "Failed to run event loop: %m");
3234 if (wait_context
.any_failed
)
3242 static int logind_set_wall_message(void) {
3243 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3245 _cleanup_free_
char *m
= NULL
;
3248 r
= acquire_bus(BUS_FULL
, &bus
);
3252 m
= strv_join(arg_wall
, " ");
3256 log_debug("%s wall message \"%s\".", arg_dry_run
? "Would set" : "Setting", m
);
3260 r
= sd_bus_call_method(
3262 "org.freedesktop.login1",
3263 "/org/freedesktop/login1",
3264 "org.freedesktop.login1.Manager",
3273 return log_warning_errno(r
, "Failed to set wall message, ignoring: %s", bus_error_message(&error
, r
));
3278 /* Ask systemd-logind, which might grant access to unprivileged users
3280 static int logind_reboot(enum action a
) {
3282 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3283 const char *method
, *description
;
3287 r
= acquire_bus(BUS_FULL
, &bus
);
3293 case ACTION_POWEROFF
:
3294 method
= "PowerOff";
3295 description
= "power off system";
3300 description
= "reboot system";
3305 description
= "halt system";
3308 case ACTION_SUSPEND
:
3310 description
= "suspend system";
3313 case ACTION_HIBERNATE
:
3314 method
= "Hibernate";
3315 description
= "hibernate system";
3318 case ACTION_HYBRID_SLEEP
:
3319 method
= "HybridSleep";
3320 description
= "put system into hybrid sleep";
3323 case ACTION_SUSPEND_THEN_HIBERNATE
:
3324 method
= "SuspendThenHibernate";
3325 description
= "put system into suspend followed by hibernate";
3332 polkit_agent_open_maybe();
3333 (void) logind_set_wall_message();
3335 log_debug("%s org.freedesktop.login1.Manager %s dbus call.", arg_dry_run
? "Would execute" : "Executing", method
);
3339 r
= sd_bus_call_method(
3341 "org.freedesktop.login1",
3342 "/org/freedesktop/login1",
3343 "org.freedesktop.login1.Manager",
3347 "b", arg_ask_password
);
3349 return log_error_errno(r
, "Failed to %s via logind: %s", description
, bus_error_message(&error
, r
));
3357 static int logind_check_inhibitors(enum action a
) {
3359 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
3360 _cleanup_strv_free_
char **sessions
= NULL
;
3361 const char *what
, *who
, *why
, *mode
;
3368 if (arg_ignore_inhibitors
|| arg_force
> 0)
3380 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
3383 r
= acquire_bus(BUS_FULL
, &bus
);
3387 r
= sd_bus_call_method(
3389 "org.freedesktop.login1",
3390 "/org/freedesktop/login1",
3391 "org.freedesktop.login1.Manager",
3397 /* If logind is not around, then there are no inhibitors... */
3400 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ssssuu)");
3402 return bus_log_parse_error(r
);
3404 while ((r
= sd_bus_message_read(reply
, "(ssssuu)", &what
, &who
, &why
, &mode
, &uid
, &pid
)) > 0) {
3405 _cleanup_free_
char *comm
= NULL
, *user
= NULL
;
3406 _cleanup_strv_free_
char **sv
= NULL
;
3408 if (!streq(mode
, "block"))
3411 sv
= strv_split(what
, ":");
3415 if (!pid_is_valid((pid_t
) pid
)) {
3416 log_error("Invalid PID "PID_FMT
".", (pid_t
) pid
);
3420 if (!strv_contains(sv
,
3425 ACTION_KEXEC
) ? "shutdown" : "sleep"))
3428 get_process_comm(pid
, &comm
);
3429 user
= uid_to_name(uid
);
3431 log_warning("Operation inhibited by \"%s\" (PID "PID_FMT
" \"%s\", user %s), reason is \"%s\".",
3432 who
, (pid_t
) pid
, strna(comm
), strna(user
), why
);
3437 return bus_log_parse_error(r
);
3439 r
= sd_bus_message_exit_container(reply
);
3441 return bus_log_parse_error(r
);
3443 /* Check for current sessions */
3444 sd_get_sessions(&sessions
);
3445 STRV_FOREACH(s
, sessions
) {
3446 _cleanup_free_
char *type
= NULL
, *tty
= NULL
, *seat
= NULL
, *user
= NULL
, *service
= NULL
, *class = NULL
;
3448 if (sd_session_get_uid(*s
, &uid
) < 0 || uid
== getuid())
3451 if (sd_session_get_class(*s
, &class) < 0 || !streq(class, "user"))
3454 if (sd_session_get_type(*s
, &type
) < 0 || !STR_IN_SET(type
, "x11", "wayland", "tty", "mir"))
3457 sd_session_get_tty(*s
, &tty
);
3458 sd_session_get_seat(*s
, &seat
);
3459 sd_session_get_service(*s
, &service
);
3460 user
= uid_to_name(uid
);
3462 log_warning("User %s is logged in on %s.", strna(user
), isempty(tty
) ? (isempty(seat
) ? strna(service
) : seat
) : tty
);
3469 log_error("Please retry operation after closing inhibitors and logging out other users.\nAlternatively, ignore inhibitors and users with 'systemctl %s -i'.",
3470 action_table
[a
].verb
);
3478 static int prepare_firmware_setup(void) {
3480 if (!arg_firmware_setup
)
3484 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3488 r
= acquire_bus(BUS_FULL
, &bus
);
3492 r
= sd_bus_call_method(
3494 "org.freedesktop.login1",
3495 "/org/freedesktop/login1",
3496 "org.freedesktop.login1.Manager",
3497 "SetRebootToFirmwareSetup",
3502 return log_error_errno(r
, "Cannot indicate to EFI to boot into setup mode: %s", bus_error_message(&error
, r
));
3506 log_error("Booting into firmware setup not supported.");
3511 static int prepare_boot_loader_menu(void) {
3513 if (arg_boot_loader_menu
== USEC_INFINITY
)
3517 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3521 r
= acquire_bus(BUS_FULL
, &bus
);
3525 r
= sd_bus_call_method(
3527 "org.freedesktop.login1",
3528 "/org/freedesktop/login1",
3529 "org.freedesktop.login1.Manager",
3530 "SetRebootToBootLoaderMenu",
3533 "t", arg_boot_loader_menu
);
3535 return log_error_errno(r
, "Cannot indicate to boot loader to enter boot loader entry menu: %s", bus_error_message(&error
, r
));
3539 log_error("Booting into boot loader menu not supported.");
3544 static int prepare_boot_loader_entry(void) {
3546 if (!arg_boot_loader_entry
)
3550 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3554 r
= acquire_bus(BUS_FULL
, &bus
);
3558 r
= sd_bus_call_method(
3560 "org.freedesktop.login1",
3561 "/org/freedesktop/login1",
3562 "org.freedesktop.login1.Manager",
3563 "SetRebootToBootLoaderEntry",
3566 "s", arg_boot_loader_entry
);
3568 return log_error_errno(r
, "Cannot set boot into loader entry '%s': %s", arg_boot_loader_entry
, bus_error_message(&error
, r
));
3572 log_error("Booting into boot loader entry not supported.");
3577 static int load_kexec_kernel(void) {
3578 _cleanup_(boot_config_free
) BootConfig config
= {};
3579 _cleanup_free_
char *kernel
= NULL
, *initrd
= NULL
, *options
= NULL
;
3584 if (kexec_loaded()) {
3585 log_debug("Kexec kernel already loaded.");
3589 if (access(KEXEC
, X_OK
) < 0)
3590 return log_error_errno(errno
, KEXEC
" is not available: %m");
3592 r
= boot_entries_load_config_auto(NULL
, NULL
, &config
);
3596 e
= boot_config_default_entry(&config
);
3598 return log_error_errno(SYNTHETIC_ERRNO(ENOENT
),
3599 "No boot loader entry suitable as default, refusing to guess.");
3601 log_debug("Found default boot loader entry in file \"%s\"", e
->path
);
3604 return log_error_errno(SYNTHETIC_ERRNO(EOPNOTSUPP
),
3605 "Boot entry does not refer to Linux kernel, which is not supported currently.");
3606 if (strv_length(e
->initrd
) > 1)
3607 return log_error_errno(SYNTHETIC_ERRNO(EOPNOTSUPP
),
3608 "Boot entry specifies multiple initrds, which is not supported currently.");
3610 kernel
= path_join(e
->root
, e
->kernel
);
3614 if (!strv_isempty(e
->initrd
)) {
3615 initrd
= path_join(e
->root
, e
->initrd
[0]);
3620 options
= strv_join(e
->options
, " ");
3624 log_full(arg_quiet
? LOG_DEBUG
: LOG_INFO
,
3625 "%s "KEXEC
" --load \"%s\" --append \"%s\"%s%s%s",
3626 arg_dry_run
? "Would run" : "Running",
3629 initrd
? " --initrd \"" : NULL
, strempty(initrd
), initrd
? "\"" : "");
3633 r
= safe_fork("(kexec)", FORK_WAIT
|FORK_RESET_SIGNALS
|FORK_DEATHSIG
|FORK_RLIMIT_NOFILE_SAFE
|FORK_LOG
, &pid
);
3637 const char* const args
[] = {
3640 "--append", options
,
3641 initrd
? "--initrd" : NULL
, initrd
,
3646 execv(args
[0], (char * const *) args
);
3647 _exit(EXIT_FAILURE
);
3653 static int set_exit_code(uint8_t code
) {
3654 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3658 r
= acquire_bus(BUS_MANAGER
, &bus
);
3662 r
= sd_bus_call_method(
3664 "org.freedesktop.systemd1",
3665 "/org/freedesktop/systemd1",
3666 "org.freedesktop.systemd1.Manager",
3672 return log_error_errno(r
, "Failed to set exit code: %s", bus_error_message(&error
, r
));
3677 static int start_special(int argc
, char *argv
[], void *userdata
) {
3680 bool termination_action
; /* an action that terminates the manager,
3681 * can be performed also by signal. */
3685 a
= verb_to_action(argv
[0]);
3687 r
= logind_check_inhibitors(a
);
3691 if (arg_force
>= 2) {
3697 r
= prepare_firmware_setup();
3701 r
= prepare_boot_loader_menu();
3705 r
= prepare_boot_loader_entry();
3709 if (a
== ACTION_REBOOT
&& argc
> 1) {
3710 r
= update_reboot_parameter_and_warn(argv
[1]);
3714 } else if (a
== ACTION_KEXEC
) {
3715 r
= load_kexec_kernel();
3716 if (r
< 0 && arg_force
>= 1)
3717 log_notice("Failed to load kexec kernel, continuing without.");
3721 } else if (a
== ACTION_EXIT
&& argc
> 1) {
3724 /* If the exit code is not given on the command line,
3725 * don't reset it to zero: just keep it as it might
3726 * have been set previously. */
3728 r
= safe_atou8(argv
[1], &code
);
3730 return log_error_errno(r
, "Invalid exit code.");
3732 r
= set_exit_code(code
);
3737 termination_action
= IN_SET(a
,
3741 if (termination_action
&& arg_force
>= 2)
3744 if (arg_force
>= 1 &&
3745 (termination_action
|| IN_SET(a
, ACTION_KEXEC
, ACTION_EXIT
)))
3746 r
= trivial_method(argc
, argv
, userdata
);
3748 /* First try logind, to allow authentication with polkit */
3755 ACTION_HYBRID_SLEEP
,
3756 ACTION_SUSPEND_THEN_HIBERNATE
)) {
3758 r
= logind_reboot(a
);
3761 if (IN_SET(r
, -EOPNOTSUPP
, -EINPROGRESS
))
3762 /* requested operation is not supported or already in progress */
3765 /* On all other errors, try low-level operation. In order to minimize the difference between
3766 * operation with and without logind, we explicitly enable non-blocking mode for this, as
3767 * logind's shutdown operations are always non-blocking. */
3769 arg_no_block
= true;
3771 } else if (IN_SET(a
, ACTION_EXIT
, ACTION_KEXEC
))
3772 /* Since exit/kexec are so close in behaviour to power-off/reboot, let's also make them
3773 * asynchronous, in order to not confuse the user needlessly with unexpected behaviour. */
3774 arg_no_block
= true;
3776 r
= start_unit(argc
, argv
, userdata
);
3779 if (termination_action
&& arg_force
< 2 &&
3780 IN_SET(r
, -ENOENT
, -ETIMEDOUT
))
3781 log_notice("It is possible to perform action directly, see discussion of --force --force in man:systemctl(1).");
3786 static int start_system_special(int argc
, char *argv
[], void *userdata
) {
3787 /* Like start_special above, but raises an error when running in user mode */
3789 if (arg_scope
!= UNIT_FILE_SYSTEM
)
3790 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
3791 "Bad action for %s mode.",
3792 arg_scope
== UNIT_FILE_GLOBAL
? "--global" : "--user");
3794 return start_special(argc
, argv
, userdata
);
3797 static int check_unit_generic(int code
, const UnitActiveState good_states
[], int nb_states
, char **args
) {
3798 _cleanup_strv_free_
char **names
= NULL
;
3799 UnitActiveState active_state
;
3805 r
= acquire_bus(BUS_MANAGER
, &bus
);
3809 r
= expand_names(bus
, args
, NULL
, &names
);
3811 return log_error_errno(r
, "Failed to expand names: %m");
3813 STRV_FOREACH(name
, names
) {
3814 r
= get_state_one_unit(bus
, *name
, &active_state
);
3819 puts(unit_active_state_to_string(active_state
));
3821 for (i
= 0; i
< nb_states
; ++i
)
3822 if (good_states
[i
] == active_state
)
3826 /* use the given return code for the case that we won't find
3827 * any unit which matches the list */
3828 return found
? 0 : code
;
3831 static int check_unit_active(int argc
, char *argv
[], void *userdata
) {
3832 static const UnitActiveState states
[] = {
3837 /* According to LSB: 3, "program is not running" */
3838 return check_unit_generic(EXIT_PROGRAM_NOT_RUNNING
, states
, ELEMENTSOF(states
), strv_skip(argv
, 1));
3841 static int check_unit_failed(int argc
, char *argv
[], void *userdata
) {
3842 static const UnitActiveState states
[] = {
3846 return check_unit_generic(EXIT_PROGRAM_DEAD_AND_PID_EXISTS
, states
, ELEMENTSOF(states
), strv_skip(argv
, 1));
3849 static int kill_unit(int argc
, char *argv
[], void *userdata
) {
3850 _cleanup_strv_free_
char **names
= NULL
;
3851 char *kill_who
= NULL
, **name
;
3855 r
= acquire_bus(BUS_MANAGER
, &bus
);
3859 polkit_agent_open_maybe();
3862 arg_kill_who
= "all";
3864 /* --fail was specified */
3865 if (streq(arg_job_mode
, "fail"))
3866 kill_who
= strjoina(arg_kill_who
, "-fail");
3868 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
3870 return log_error_errno(r
, "Failed to expand names: %m");
3872 STRV_FOREACH(name
, names
) {
3873 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3875 q
= sd_bus_call_method(
3877 "org.freedesktop.systemd1",
3878 "/org/freedesktop/systemd1",
3879 "org.freedesktop.systemd1.Manager",
3883 "ssi", *name
, kill_who
? kill_who
: arg_kill_who
, arg_signal
);
3885 log_error_errno(q
, "Failed to kill unit %s: %s", *name
, bus_error_message(&error
, q
));
3894 typedef struct ExecStatusInfo
{
3902 usec_t start_timestamp
;
3903 usec_t exit_timestamp
;
3908 LIST_FIELDS(struct ExecStatusInfo
, exec
);
3911 static void exec_status_info_free(ExecStatusInfo
*i
) {
3920 static int exec_status_info_deserialize(sd_bus_message
*m
, ExecStatusInfo
*i
) {
3921 uint64_t start_timestamp
, exit_timestamp
, start_timestamp_monotonic
, exit_timestamp_monotonic
;
3924 int32_t code
, status
;
3930 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_STRUCT
, "sasbttttuii");
3932 return bus_log_parse_error(r
);
3936 r
= sd_bus_message_read(m
, "s", &path
);
3938 return bus_log_parse_error(r
);
3940 i
->path
= strdup(path
);
3944 r
= sd_bus_message_read_strv(m
, &i
->argv
);
3946 return bus_log_parse_error(r
);
3948 r
= sd_bus_message_read(m
,
3951 &start_timestamp
, &start_timestamp_monotonic
,
3952 &exit_timestamp
, &exit_timestamp_monotonic
,
3956 return bus_log_parse_error(r
);
3959 i
->start_timestamp
= (usec_t
) start_timestamp
;
3960 i
->exit_timestamp
= (usec_t
) exit_timestamp
;
3961 i
->pid
= (pid_t
) pid
;
3965 r
= sd_bus_message_exit_container(m
);
3967 return bus_log_parse_error(r
);
3972 typedef struct UnitCondition
{
3979 LIST_FIELDS(struct UnitCondition
, conditions
);
3982 static void unit_condition_free(UnitCondition
*c
) {
3991 DEFINE_TRIVIAL_CLEANUP_FUNC(UnitCondition
*, unit_condition_free
);
3993 typedef struct UnitStatusInfo
{
3995 const char *load_state
;
3996 const char *active_state
;
3997 const char *sub_state
;
3998 const char *unit_file_state
;
3999 const char *unit_file_preset
;
4001 const char *description
;
4002 const char *following
;
4004 char **documentation
;
4006 const char *fragment_path
;
4007 const char *source_path
;
4008 const char *control_group
;
4010 char **dropin_paths
;
4012 const char *load_error
;
4015 usec_t inactive_exit_timestamp
;
4016 usec_t inactive_exit_timestamp_monotonic
;
4017 usec_t active_enter_timestamp
;
4018 usec_t active_exit_timestamp
;
4019 usec_t inactive_enter_timestamp
;
4021 bool need_daemon_reload
;
4027 const char *status_text
;
4028 const char *pid_file
;
4032 usec_t start_timestamp
;
4033 usec_t exit_timestamp
;
4035 int exit_code
, exit_status
;
4037 usec_t condition_timestamp
;
4038 bool condition_result
;
4039 LIST_HEAD(UnitCondition
, conditions
);
4041 usec_t assert_timestamp
;
4043 bool failed_assert_trigger
;
4044 bool failed_assert_negate
;
4045 const char *failed_assert
;
4046 const char *failed_assert_parameter
;
4047 usec_t next_elapse_real
;
4048 usec_t next_elapse_monotonic
;
4051 unsigned n_accepted
;
4052 unsigned n_connections
;
4056 /* Pairs of type, path */
4060 const char *sysfs_path
;
4062 /* Mount, Automount */
4069 uint64_t memory_current
;
4070 uint64_t memory_min
;
4071 uint64_t memory_low
;
4072 uint64_t memory_high
;
4073 uint64_t memory_max
;
4074 uint64_t memory_swap_max
;
4075 uint64_t memory_limit
;
4076 uint64_t cpu_usage_nsec
;
4077 uint64_t tasks_current
;
4080 uint64_t ip_ingress_bytes
;
4081 uint64_t ip_egress_bytes
;
4083 LIST_HEAD(ExecStatusInfo
, exec
);
4086 static void unit_status_info_free(UnitStatusInfo
*info
) {
4090 strv_free(info
->documentation
);
4091 strv_free(info
->dropin_paths
);
4092 strv_free(info
->listen
);
4094 while ((c
= info
->conditions
)) {
4095 LIST_REMOVE(conditions
, info
->conditions
, c
);
4096 unit_condition_free(c
);
4099 while ((p
= info
->exec
)) {
4100 LIST_REMOVE(exec
, info
->exec
, p
);
4101 exec_status_info_free(p
);
4105 static void print_status_info(
4110 char since1
[FORMAT_TIMESTAMP_RELATIVE_MAX
], since2
[FORMAT_TIMESTAMP_MAX
];
4111 const char *s1
, *s2
, *active_on
, *active_off
, *on
, *off
, *ss
;
4112 _cleanup_free_
char *formatted_path
= NULL
;
4121 /* This shows pretty information about a unit. See
4122 * print_property() for a low-level property printer */
4124 if (streq_ptr(i
->active_state
, "failed")) {
4125 active_on
= ansi_highlight_red();
4126 active_off
= ansi_normal();
4127 } else if (STRPTR_IN_SET(i
->active_state
, "active", "reloading")) {
4128 active_on
= ansi_highlight_green();
4129 active_off
= ansi_normal();
4131 active_on
= active_off
= "";
4133 printf("%s%s%s %s", active_on
, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
), active_off
, strna(i
->id
));
4135 if (i
->description
&& !streq_ptr(i
->id
, i
->description
))
4136 printf(" - %s", i
->description
);
4141 printf(" Follow: unit currently follows state of %s\n", i
->following
);
4143 if (STRPTR_IN_SET(i
->load_state
, "error", "not-found", "bad-setting")) {
4144 on
= ansi_highlight_red();
4145 off
= ansi_normal();
4149 path
= i
->source_path
?: i
->fragment_path
;
4150 if (path
&& terminal_urlify_path(path
, NULL
, &formatted_path
) >= 0)
4151 path
= formatted_path
;
4153 if (!isempty(i
->load_error
))
4154 printf(" Loaded: %s%s%s (Reason: %s)\n",
4155 on
, strna(i
->load_state
), off
, i
->load_error
);
4156 else if (path
&& !isempty(i
->unit_file_state
) && !isempty(i
->unit_file_preset
) &&
4157 !STR_IN_SET(i
->unit_file_state
, "generated", "transient"))
4158 printf(" Loaded: %s%s%s (%s; %s; vendor preset: %s)\n",
4159 on
, strna(i
->load_state
), off
, path
, i
->unit_file_state
, i
->unit_file_preset
);
4160 else if (path
&& !isempty(i
->unit_file_state
))
4161 printf(" Loaded: %s%s%s (%s; %s)\n",
4162 on
, strna(i
->load_state
), off
, path
, i
->unit_file_state
);
4164 printf(" Loaded: %s%s%s (%s)\n",
4165 on
, strna(i
->load_state
), off
, path
);
4167 printf(" Loaded: %s%s%s\n",
4168 on
, strna(i
->load_state
), off
);
4171 printf("Transient: yes\n");
4173 if (!strv_isempty(i
->dropin_paths
)) {
4174 _cleanup_free_
char *dir
= NULL
;
4178 STRV_FOREACH(dropin
, i
->dropin_paths
) {
4179 _cleanup_free_
char *dropin_formatted
= NULL
;
4188 dir
= dirname_malloc(*dropin
);
4196 special_glyph(SPECIAL_GLYPH_TREE_RIGHT
));
4199 last
= ! (*(dropin
+ 1) && startswith(*(dropin
+ 1), dir
));
4201 if (terminal_urlify_path(*dropin
, basename(*dropin
), &dropin_formatted
) >= 0)
4202 df
= dropin_formatted
;
4206 printf("%s%s", df
, last
? "\n" : ", ");
4210 ss
= streq_ptr(i
->active_state
, i
->sub_state
) ? NULL
: i
->sub_state
;
4212 printf(" Active: %s%s (%s)%s",
4213 active_on
, strna(i
->active_state
), ss
, active_off
);
4215 printf(" Active: %s%s%s",
4216 active_on
, strna(i
->active_state
), active_off
);
4218 if (!isempty(i
->result
) && !streq(i
->result
, "success"))
4219 printf(" (Result: %s)", i
->result
);
4221 timestamp
= STRPTR_IN_SET(i
->active_state
, "active", "reloading") ? i
->active_enter_timestamp
:
4222 STRPTR_IN_SET(i
->active_state
, "inactive", "failed") ? i
->inactive_enter_timestamp
:
4223 STRPTR_IN_SET(i
->active_state
, "activating") ? i
->inactive_exit_timestamp
:
4224 i
->active_exit_timestamp
;
4226 s1
= format_timestamp_relative(since1
, sizeof(since1
), timestamp
);
4227 s2
= format_timestamp(since2
, sizeof(since2
), timestamp
);
4230 printf(" since %s; %s\n", s2
, s1
);
4232 printf(" since %s\n", s2
);
4236 if (endswith(i
->id
, ".timer")) {
4237 char tstamp1
[FORMAT_TIMESTAMP_RELATIVE_MAX
],
4238 tstamp2
[FORMAT_TIMESTAMP_MAX
];
4239 const char *next_rel_time
, *next_time
;
4240 dual_timestamp nw
, next
= {i
->next_elapse_real
,
4241 i
->next_elapse_monotonic
};
4244 printf(" Trigger: ");
4246 dual_timestamp_get(&nw
);
4247 next_elapse
= calc_next_elapse(&nw
, &next
);
4248 next_rel_time
= format_timestamp_relative(tstamp1
, sizeof tstamp1
, next_elapse
);
4249 next_time
= format_timestamp(tstamp2
, sizeof tstamp2
, next_elapse
);
4251 if (next_time
&& next_rel_time
)
4252 printf("%s; %s\n", next_time
, next_rel_time
);
4257 if (!i
->condition_result
&& i
->condition_timestamp
> 0) {
4261 s1
= format_timestamp_relative(since1
, sizeof(since1
), i
->condition_timestamp
);
4262 s2
= format_timestamp(since2
, sizeof(since2
), i
->condition_timestamp
);
4264 printf("Condition: start %scondition failed%s at %s%s%s\n",
4265 ansi_highlight_yellow(), ansi_normal(),
4266 s2
, s1
? "; " : "", strempty(s1
));
4268 LIST_FOREACH(conditions
, c
, i
->conditions
)
4269 if (c
->tristate
< 0)
4272 LIST_FOREACH(conditions
, c
, i
->conditions
)
4273 if (c
->tristate
< 0)
4274 printf(" %s %s=%s%s%s was not met\n",
4275 --n
? special_glyph(SPECIAL_GLYPH_TREE_BRANCH
) : special_glyph(SPECIAL_GLYPH_TREE_RIGHT
),
4277 c
->trigger
? "|" : "",
4278 c
->negate
? "!" : "",
4282 if (!i
->assert_result
&& i
->assert_timestamp
> 0) {
4283 s1
= format_timestamp_relative(since1
, sizeof(since1
), i
->assert_timestamp
);
4284 s2
= format_timestamp(since2
, sizeof(since2
), i
->assert_timestamp
);
4286 printf(" Assert: start %sassertion failed%s at %s%s%s\n",
4287 ansi_highlight_red(), ansi_normal(),
4288 s2
, s1
? "; " : "", strempty(s1
));
4289 if (i
->failed_assert_trigger
)
4290 printf(" none of the trigger assertions were met\n");
4291 else if (i
->failed_assert
)
4292 printf(" %s=%s%s was not met\n",
4294 i
->failed_assert_negate
? "!" : "",
4295 i
->failed_assert_parameter
);
4299 printf(" Device: %s\n", i
->sysfs_path
);
4301 printf(" Where: %s\n", i
->where
);
4303 printf(" What: %s\n", i
->what
);
4305 STRV_FOREACH(t
, i
->documentation
) {
4306 _cleanup_free_
char *formatted
= NULL
;
4309 if (terminal_urlify(*t
, NULL
, &formatted
) >= 0)
4314 printf(" %*s %s\n", 9, t
== i
->documentation
? "Docs:" : "", q
);
4317 STRV_FOREACH_PAIR(t
, t2
, i
->listen
)
4318 printf(" %*s %s (%s)\n", 9, t
== i
->listen
? "Listen:" : "", *t2
, *t
);
4321 printf(" Accepted: %u; Connected: %u;", i
->n_accepted
, i
->n_connections
);
4323 printf(" Refused: %u", i
->n_refused
);
4327 LIST_FOREACH(exec
, p
, i
->exec
) {
4328 _cleanup_free_
char *argv
= NULL
;
4331 /* Only show exited processes here */
4335 argv
= strv_join(p
->argv
, " ");
4336 printf(" Process: "PID_FMT
" %s=%s ", p
->pid
, p
->name
, strna(argv
));
4338 good
= is_clean_exit(p
->code
, p
->status
, EXIT_CLEAN_DAEMON
, NULL
);
4340 on
= ansi_highlight_red();
4341 off
= ansi_normal();
4345 printf("%s(code=%s, ", on
, sigchld_code_to_string(p
->code
));
4347 if (p
->code
== CLD_EXITED
) {
4350 printf("status=%i", p
->status
);
4352 c
= exit_status_to_string(p
->status
, EXIT_STATUS_SYSTEMD
);
4357 printf("signal=%s", signal_to_string(p
->status
));
4359 printf(")%s\n", off
);
4361 if (i
->main_pid
== p
->pid
&&
4362 i
->start_timestamp
== p
->start_timestamp
&&
4363 i
->exit_timestamp
== p
->start_timestamp
)
4364 /* Let's not show this twice */
4367 if (p
->pid
== i
->control_pid
)
4371 if (i
->main_pid
> 0 || i
->control_pid
> 0) {
4372 if (i
->main_pid
> 0) {
4373 printf(" Main PID: "PID_FMT
, i
->main_pid
);
4377 if (arg_transport
== BUS_TRANSPORT_LOCAL
) {
4378 _cleanup_free_
char *comm
= NULL
;
4380 (void) get_process_comm(i
->main_pid
, &comm
);
4382 printf(" (%s)", comm
);
4385 } else if (i
->exit_code
> 0) {
4386 printf(" (code=%s, ", sigchld_code_to_string(i
->exit_code
));
4388 if (i
->exit_code
== CLD_EXITED
) {
4391 printf("status=%i", i
->exit_status
);
4393 c
= exit_status_to_string(i
->exit_status
, EXIT_STATUS_SYSTEMD
);
4398 printf("signal=%s", signal_to_string(i
->exit_status
));
4403 if (i
->control_pid
> 0) {
4404 _cleanup_free_
char *c
= NULL
;
4406 if (i
->main_pid
> 0)
4407 fputs("; Control PID: ", stdout
);
4409 fputs("Cntrl PID: ", stdout
); /* if first in column, abbreviated so it fits alignment */
4411 printf(PID_FMT
, i
->control_pid
);
4413 if (arg_transport
== BUS_TRANSPORT_LOCAL
) {
4414 (void) get_process_comm(i
->control_pid
, &c
);
4424 printf(" Status: \"%s\"\n", i
->status_text
);
4425 if (i
->status_errno
> 0)
4426 printf(" Error: %i (%s)\n", i
->status_errno
, strerror(i
->status_errno
));
4428 if (i
->ip_ingress_bytes
!= (uint64_t) -1 && i
->ip_egress_bytes
!= (uint64_t) -1) {
4429 char buf_in
[FORMAT_BYTES_MAX
], buf_out
[FORMAT_BYTES_MAX
];
4431 printf(" IP: %s in, %s out\n",
4432 format_bytes(buf_in
, sizeof(buf_in
), i
->ip_ingress_bytes
),
4433 format_bytes(buf_out
, sizeof(buf_out
), i
->ip_egress_bytes
));
4436 if (i
->tasks_current
!= (uint64_t) -1) {
4437 printf(" Tasks: %" PRIu64
, i
->tasks_current
);
4439 if (i
->tasks_max
!= (uint64_t) -1)
4440 printf(" (limit: %" PRIu64
")\n", i
->tasks_max
);
4445 if (i
->memory_current
!= (uint64_t) -1) {
4446 char buf
[FORMAT_BYTES_MAX
];
4448 printf(" Memory: %s", format_bytes(buf
, sizeof(buf
), i
->memory_current
));
4450 if (i
->memory_min
> 0 || i
->memory_low
> 0 ||
4451 i
->memory_high
!= CGROUP_LIMIT_MAX
|| i
->memory_max
!= CGROUP_LIMIT_MAX
||
4452 i
->memory_swap_max
!= CGROUP_LIMIT_MAX
||
4453 i
->memory_limit
!= CGROUP_LIMIT_MAX
) {
4454 const char *prefix
= "";
4457 if (i
->memory_min
> 0) {
4458 printf("%smin: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_min
));
4461 if (i
->memory_low
> 0) {
4462 printf("%slow: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_low
));
4465 if (i
->memory_high
!= CGROUP_LIMIT_MAX
) {
4466 printf("%shigh: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_high
));
4469 if (i
->memory_max
!= CGROUP_LIMIT_MAX
) {
4470 printf("%smax: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_max
));
4473 if (i
->memory_swap_max
!= CGROUP_LIMIT_MAX
) {
4474 printf("%sswap max: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_swap_max
));
4477 if (i
->memory_limit
!= CGROUP_LIMIT_MAX
) {
4478 printf("%slimit: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_limit
));
4486 if (i
->cpu_usage_nsec
!= (uint64_t) -1) {
4487 char buf
[FORMAT_TIMESPAN_MAX
];
4488 printf(" CPU: %s\n", format_timespan(buf
, sizeof(buf
), i
->cpu_usage_nsec
/ NSEC_PER_USEC
, USEC_PER_MSEC
));
4491 if (i
->control_group
) {
4492 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
4493 static const char prefix
[] = " ";
4496 printf(" CGroup: %s\n", i
->control_group
);
4499 if (c
> sizeof(prefix
) - 1)
4500 c
-= sizeof(prefix
) - 1;
4504 r
= unit_show_processes(bus
, i
->id
, i
->control_group
, prefix
, c
, get_output_flags(), &error
);
4509 /* Fallback for older systemd versions where the GetUnitProcesses() call is not yet available */
4511 if (i
->main_pid
> 0)
4512 extra
[k
++] = i
->main_pid
;
4514 if (i
->control_pid
> 0)
4515 extra
[k
++] = i
->control_pid
;
4517 show_cgroup_and_extra(SYSTEMD_CGROUP_CONTROLLER
, i
->control_group
, prefix
, c
, extra
, k
, get_output_flags());
4519 log_warning_errno(r
, "Failed to dump process list for '%s', ignoring: %s", i
->id
, bus_error_message(&error
, r
));
4522 if (i
->id
&& arg_transport
== BUS_TRANSPORT_LOCAL
)
4523 show_journal_by_unit(
4528 i
->inactive_exit_timestamp_monotonic
,
4531 get_output_flags() | OUTPUT_BEGIN_NEWLINE
,
4532 SD_JOURNAL_LOCAL_ONLY
,
4533 arg_scope
== UNIT_FILE_SYSTEM
,
4536 if (i
->need_daemon_reload
)
4537 warn_unit_file_changed(i
->id
);
4540 static void show_unit_help(UnitStatusInfo
*i
) {
4545 if (!i
->documentation
) {
4546 log_info("Documentation for %s not known.", i
->id
);
4550 STRV_FOREACH(p
, i
->documentation
)
4551 if (startswith(*p
, "man:"))
4552 show_man_page(*p
+ 4, false);
4554 log_info("Can't show: %s", *p
);
4557 static int map_main_pid(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4558 UnitStatusInfo
*i
= userdata
;
4562 r
= sd_bus_message_read(m
, "u", &u
);
4566 i
->main_pid
= (pid_t
) u
;
4572 static int map_load_error(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4573 const char *message
, **p
= userdata
;
4576 r
= sd_bus_message_read(m
, "(ss)", NULL
, &message
);
4580 if (!isempty(message
))
4586 static int map_listen(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4587 const char *type
, *path
;
4588 char ***p
= userdata
;
4591 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4595 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0) {
4597 r
= strv_extend(p
, type
);
4601 r
= strv_extend(p
, path
);
4608 r
= sd_bus_message_exit_container(m
);
4615 static int map_conditions(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4616 UnitStatusInfo
*i
= userdata
;
4617 const char *cond
, *param
;
4618 int trigger
, negate
;
4622 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sbbsi)");
4626 while ((r
= sd_bus_message_read(m
, "(sbbsi)", &cond
, &trigger
, &negate
, ¶m
, &state
)) > 0) {
4627 _cleanup_(unit_condition_freep
) UnitCondition
*c
= NULL
;
4629 c
= new0(UnitCondition
, 1);
4633 c
->name
= strdup(cond
);
4634 c
->param
= strdup(param
);
4635 if (!c
->name
|| !c
->param
)
4638 c
->trigger
= trigger
;
4640 c
->tristate
= state
;
4642 LIST_PREPEND(conditions
, i
->conditions
, c
);
4648 r
= sd_bus_message_exit_container(m
);
4655 static int map_asserts(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4656 UnitStatusInfo
*i
= userdata
;
4657 const char *cond
, *param
;
4658 int trigger
, negate
;
4662 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sbbsi)");
4666 while ((r
= sd_bus_message_read(m
, "(sbbsi)", &cond
, &trigger
, &negate
, ¶m
, &state
)) > 0) {
4667 if (state
< 0 && (!trigger
|| !i
->failed_assert
)) {
4668 i
->failed_assert
= cond
;
4669 i
->failed_assert_trigger
= trigger
;
4670 i
->failed_assert_negate
= negate
;
4671 i
->failed_assert_parameter
= param
;
4677 r
= sd_bus_message_exit_container(m
);
4684 static int map_exec(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4685 _cleanup_free_ ExecStatusInfo
*info
= NULL
;
4686 ExecStatusInfo
*last
;
4687 UnitStatusInfo
*i
= userdata
;
4690 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sasbttttuii)");
4694 info
= new0(ExecStatusInfo
, 1);
4698 LIST_FIND_TAIL(exec
, i
->exec
, last
);
4700 while ((r
= exec_status_info_deserialize(m
, info
)) > 0) {
4702 info
->name
= strdup(member
);
4706 LIST_INSERT_AFTER(exec
, i
->exec
, last
, info
);
4709 info
= new0(ExecStatusInfo
, 1);
4716 r
= sd_bus_message_exit_container(m
);
4723 static int print_property(const char *name
, const char *expected_value
, sd_bus_message
*m
, bool value
, bool all
) {
4725 const char *contents
;
4731 /* This is a low-level property printer, see
4732 * print_status_info() for the nicer output */
4734 r
= sd_bus_message_peek_type(m
, &bus_type
, &contents
);
4740 case SD_BUS_TYPE_INT32
:
4741 if (endswith(name
, "ActionExitStatus")) {
4744 r
= sd_bus_message_read_basic(m
, bus_type
, &i
);
4748 if (i
>= 0 && i
<= 255)
4749 bus_print_property_valuef(name
, expected_value
, value
, "%"PRIi32
, i
);
4751 bus_print_property_value(name
, expected_value
, value
, "[not set]");
4757 case SD_BUS_TYPE_STRUCT
:
4759 if (contents
[0] == SD_BUS_TYPE_UINT32
&& streq(name
, "Job")) {
4762 r
= sd_bus_message_read(m
, "(uo)", &u
, NULL
);
4764 return bus_log_parse_error(r
);
4767 bus_print_property_valuef(name
, expected_value
, value
, "%"PRIu32
, u
);
4769 bus_print_property_value(name
, expected_value
, value
, "");
4773 } else if (contents
[0] == SD_BUS_TYPE_STRING
&& streq(name
, "Unit")) {
4776 r
= sd_bus_message_read(m
, "(so)", &s
, NULL
);
4778 return bus_log_parse_error(r
);
4780 if (all
|| !isempty(s
))
4781 bus_print_property_value(name
, expected_value
, value
, s
);
4785 } else if (contents
[0] == SD_BUS_TYPE_STRING
&& streq(name
, "LoadError")) {
4786 const char *a
= NULL
, *b
= NULL
;
4788 r
= sd_bus_message_read(m
, "(ss)", &a
, &b
);
4790 return bus_log_parse_error(r
);
4792 if (!isempty(a
) || !isempty(b
))
4793 bus_print_property_valuef(name
, expected_value
, value
, "%s \"%s\"", strempty(a
), strempty(b
));
4795 bus_print_property_value(name
, expected_value
, value
, "");
4799 } else if (STR_IN_SET(name
, "SystemCallFilter", "RestrictAddressFamilies")) {
4800 _cleanup_strv_free_
char **l
= NULL
;
4803 r
= sd_bus_message_enter_container(m
, 'r', "bas");
4805 return bus_log_parse_error(r
);
4807 r
= sd_bus_message_read(m
, "b", &whitelist
);
4809 return bus_log_parse_error(r
);
4811 r
= sd_bus_message_read_strv(m
, &l
);
4813 return bus_log_parse_error(r
);
4815 r
= sd_bus_message_exit_container(m
);
4817 return bus_log_parse_error(r
);
4819 if (all
|| whitelist
|| !strv_isempty(l
)) {
4824 fputs(name
, stdout
);
4831 STRV_FOREACH(i
, l
) {
4839 fputc('\n', stdout
);
4844 } else if (STR_IN_SET(name
, "SELinuxContext", "AppArmorProfile", "SmackProcessLabel")) {
4848 r
= sd_bus_message_read(m
, "(bs)", &ignore
, &s
);
4850 return bus_log_parse_error(r
);
4853 bus_print_property_valuef(name
, expected_value
, value
, "%s%s", ignore
? "-" : "", s
);
4855 bus_print_property_value(name
, expected_value
, value
, "");
4859 } else if (endswith(name
, "ExitStatus") && streq(contents
, "aiai")) {
4860 const int32_t *status
, *signal
;
4861 size_t sz_status
, sz_signal
, i
;
4863 r
= sd_bus_message_enter_container(m
, 'r', "aiai");
4865 return bus_log_parse_error(r
);
4867 r
= sd_bus_message_read_array(m
, 'i', (const void **) &status
, &sz_status
);
4869 return bus_log_parse_error(r
);
4871 r
= sd_bus_message_read_array(m
, 'i', (const void **) &signal
, &sz_signal
);
4873 return bus_log_parse_error(r
);
4875 r
= sd_bus_message_exit_container(m
);
4877 return bus_log_parse_error(r
);
4879 sz_status
/= sizeof(int32_t);
4880 sz_signal
/= sizeof(int32_t);
4882 if (all
|| sz_status
> 0 || sz_signal
> 0) {
4886 fputs(name
, stdout
);
4890 for (i
= 0; i
< sz_status
; i
++) {
4891 if (status
[i
] < 0 || status
[i
] > 255)
4899 printf("%"PRIi32
, status
[i
]);
4902 for (i
= 0; i
< sz_signal
; i
++) {
4905 str
= signal_to_string((int) signal
[i
]);
4917 fputc('\n', stdout
);
4924 case SD_BUS_TYPE_ARRAY
:
4926 if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "EnvironmentFiles")) {
4930 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sb)");
4932 return bus_log_parse_error(r
);
4934 while ((r
= sd_bus_message_read(m
, "(sb)", &path
, &ignore
)) > 0)
4935 bus_print_property_valuef(name
, expected_value
, value
, "%s (ignore_errors=%s)", path
, yes_no(ignore
));
4938 return bus_log_parse_error(r
);
4940 r
= sd_bus_message_exit_container(m
);
4942 return bus_log_parse_error(r
);
4946 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Paths")) {
4947 const char *type
, *path
;
4949 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4951 return bus_log_parse_error(r
);
4953 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0)
4954 bus_print_property_valuef(name
, expected_value
, value
, "%s (%s)", path
, type
);
4956 return bus_log_parse_error(r
);
4958 r
= sd_bus_message_exit_container(m
);
4960 return bus_log_parse_error(r
);
4964 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Listen")) {
4965 const char *type
, *path
;
4967 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4969 return bus_log_parse_error(r
);
4971 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0)
4972 bus_print_property_valuef(name
, expected_value
, value
, "%s (%s)", path
, type
);
4974 return bus_log_parse_error(r
);
4976 r
= sd_bus_message_exit_container(m
);
4978 return bus_log_parse_error(r
);
4982 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "TimersMonotonic")) {
4984 uint64_t v
, next_elapse
;
4986 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(stt)");
4988 return bus_log_parse_error(r
);
4990 while ((r
= sd_bus_message_read(m
, "(stt)", &base
, &v
, &next_elapse
)) > 0) {
4991 char timespan1
[FORMAT_TIMESPAN_MAX
], timespan2
[FORMAT_TIMESPAN_MAX
];
4993 bus_print_property_valuef(name
, expected_value
, value
, "{ %s=%s ; next_elapse=%s }", base
,
4994 format_timespan(timespan1
, sizeof(timespan1
), v
, 0),
4995 format_timespan(timespan2
, sizeof(timespan2
), next_elapse
, 0));
4998 return bus_log_parse_error(r
);
5000 r
= sd_bus_message_exit_container(m
);
5002 return bus_log_parse_error(r
);
5006 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "TimersCalendar")) {
5007 const char *base
, *spec
;
5008 uint64_t next_elapse
;
5010 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sst)");
5012 return bus_log_parse_error(r
);
5014 while ((r
= sd_bus_message_read(m
, "(sst)", &base
, &spec
, &next_elapse
)) > 0) {
5015 char timestamp
[FORMAT_TIMESTAMP_MAX
];
5017 bus_print_property_valuef(name
, expected_value
, value
, "{ %s=%s ; next_elapse=%s }", base
, spec
,
5018 format_timestamp(timestamp
, sizeof(timestamp
), next_elapse
));
5021 return bus_log_parse_error(r
);
5023 r
= sd_bus_message_exit_container(m
);
5025 return bus_log_parse_error(r
);
5029 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& startswith(name
, "Exec")) {
5030 ExecStatusInfo info
= {};
5032 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sasbttttuii)");
5034 return bus_log_parse_error(r
);
5036 while ((r
= exec_status_info_deserialize(m
, &info
)) > 0) {
5037 char timestamp1
[FORMAT_TIMESTAMP_MAX
], timestamp2
[FORMAT_TIMESTAMP_MAX
];
5038 _cleanup_free_
char *tt
;
5040 tt
= strv_join(info
.argv
, " ");
5042 bus_print_property_valuef(name
, expected_value
, value
,
5043 "{ path=%s ; argv[]=%s ; ignore_errors=%s ; start_time=[%s] ; stop_time=[%s] ; pid="PID_FMT
" ; code=%s ; status=%i%s%s }",
5046 yes_no(info
.ignore
),
5047 strna(format_timestamp(timestamp1
, sizeof(timestamp1
), info
.start_timestamp
)),
5048 strna(format_timestamp(timestamp2
, sizeof(timestamp2
), info
.exit_timestamp
)),
5050 sigchld_code_to_string(info
.code
),
5052 info
.code
== CLD_EXITED
? "" : "/",
5053 strempty(info
.code
== CLD_EXITED
? NULL
: signal_to_string(info
.status
)));
5056 strv_free(info
.argv
);
5060 r
= sd_bus_message_exit_container(m
);
5062 return bus_log_parse_error(r
);
5066 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "DeviceAllow")) {
5067 const char *path
, *rwm
;
5069 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
5071 return bus_log_parse_error(r
);
5073 while ((r
= sd_bus_message_read(m
, "(ss)", &path
, &rwm
)) > 0)
5074 bus_print_property_valuef(name
, expected_value
, value
, "%s %s", strna(path
), strna(rwm
));
5076 return bus_log_parse_error(r
);
5078 r
= sd_bus_message_exit_container(m
);
5080 return bus_log_parse_error(r
);
5084 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&&
5085 STR_IN_SET(name
, "IODeviceWeight", "BlockIODeviceWeight")) {
5089 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
5091 return bus_log_parse_error(r
);
5093 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &weight
)) > 0)
5094 bus_print_property_valuef(name
, expected_value
, value
, "%s %"PRIu64
, strna(path
), weight
);
5096 return bus_log_parse_error(r
);
5098 r
= sd_bus_message_exit_container(m
);
5100 return bus_log_parse_error(r
);
5104 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&&
5105 (cgroup_io_limit_type_from_string(name
) >= 0 ||
5106 STR_IN_SET(name
, "BlockIOReadBandwidth", "BlockIOWriteBandwidth"))) {
5110 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
5112 return bus_log_parse_error(r
);
5114 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &bandwidth
)) > 0)
5115 bus_print_property_valuef(name
, expected_value
, value
, "%s %"PRIu64
, strna(path
), bandwidth
);
5117 return bus_log_parse_error(r
);
5119 r
= sd_bus_message_exit_container(m
);
5121 return bus_log_parse_error(r
);
5125 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&&
5126 streq(name
, "IODeviceLatencyTargetUSec")) {
5127 char ts
[FORMAT_TIMESPAN_MAX
];
5131 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
5133 return bus_log_parse_error(r
);
5135 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &target
)) > 0)
5136 bus_print_property_valuef(name
, expected_value
, value
, "%s %s", strna(path
),
5137 format_timespan(ts
, sizeof(ts
), target
, 1));
5139 return bus_log_parse_error(r
);
5141 r
= sd_bus_message_exit_container(m
);
5143 return bus_log_parse_error(r
);
5147 } else if (contents
[0] == SD_BUS_TYPE_BYTE
&& streq(name
, "StandardInputData")) {
5148 _cleanup_free_
char *h
= NULL
;
5153 r
= sd_bus_message_read_array(m
, 'y', &p
, &sz
);
5155 return bus_log_parse_error(r
);
5157 n
= base64mem(p
, sz
, &h
);
5161 bus_print_property_value(name
, expected_value
, value
, h
);
5165 } else if (STR_IN_SET(name
, "IPAddressAllow", "IPAddressDeny")) {
5166 _cleanup_free_
char *addresses
= NULL
;
5168 r
= sd_bus_message_enter_container(m
, 'a', "(iayu)");
5170 return bus_log_parse_error(r
);
5173 _cleanup_free_
char *str
= NULL
;
5179 r
= sd_bus_message_enter_container(m
, 'r', "iayu");
5181 return bus_log_parse_error(r
);
5185 r
= sd_bus_message_read(m
, "i", &family
);
5187 return bus_log_parse_error(r
);
5189 r
= sd_bus_message_read_array(m
, 'y', &ap
, &an
);
5191 return bus_log_parse_error(r
);
5193 r
= sd_bus_message_read(m
, "u", &prefixlen
);
5195 return bus_log_parse_error(r
);
5197 r
= sd_bus_message_exit_container(m
);
5199 return bus_log_parse_error(r
);
5201 if (!IN_SET(family
, AF_INET
, AF_INET6
))
5204 if (an
!= FAMILY_ADDRESS_SIZE(family
))
5207 if (prefixlen
> FAMILY_ADDRESS_SIZE(family
) * 8)
5210 if (in_addr_prefix_to_string(family
, (union in_addr_union
*) ap
, prefixlen
, &str
) < 0)
5213 if (!strextend_with_separator(&addresses
, " ", str
, NULL
))
5217 r
= sd_bus_message_exit_container(m
);
5219 return bus_log_parse_error(r
);
5221 if (all
|| !isempty(addresses
))
5222 bus_print_property_value(name
, expected_value
, value
, strempty(addresses
));
5226 } else if (STR_IN_SET(name
, "BindPaths", "BindReadOnlyPaths")) {
5227 _cleanup_free_
char *paths
= NULL
;
5228 const char *source
, *dest
;
5232 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ssbt)");
5234 return bus_log_parse_error(r
);
5236 while ((r
= sd_bus_message_read(m
, "(ssbt)", &source
, &dest
, &ignore_enoent
, &rbind
)) > 0) {
5237 _cleanup_free_
char *str
= NULL
;
5239 if (isempty(source
))
5242 if (asprintf(&str
, "%s%s%s%s%s",
5243 ignore_enoent
? "-" : "",
5245 isempty(dest
) ? "" : ":",
5247 rbind
== MS_REC
? ":rbind" : "") < 0)
5250 if (!strextend_with_separator(&paths
, " ", str
, NULL
))
5254 return bus_log_parse_error(r
);
5256 r
= sd_bus_message_exit_container(m
);
5258 return bus_log_parse_error(r
);
5260 if (all
|| !isempty(paths
))
5261 bus_print_property_value(name
, expected_value
, value
, strempty(paths
));
5265 } else if (streq(name
, "TemporaryFileSystem")) {
5266 _cleanup_free_
char *paths
= NULL
;
5267 const char *target
, *option
;
5269 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
5271 return bus_log_parse_error(r
);
5273 while ((r
= sd_bus_message_read(m
, "(ss)", &target
, &option
)) > 0) {
5274 _cleanup_free_
char *str
= NULL
;
5276 if (isempty(target
))
5279 if (asprintf(&str
, "%s%s%s", target
, isempty(option
) ? "" : ":", strempty(option
)) < 0)
5282 if (!strextend_with_separator(&paths
, " ", str
, NULL
))
5286 return bus_log_parse_error(r
);
5288 r
= sd_bus_message_exit_container(m
);
5290 return bus_log_parse_error(r
);
5292 if (all
|| !isempty(paths
))
5293 bus_print_property_value(name
, expected_value
, value
, strempty(paths
));
5297 } else if (streq(name
, "LogExtraFields")) {
5298 _cleanup_free_
char *fields
= NULL
;
5302 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "ay");
5304 return bus_log_parse_error(r
);
5306 while ((r
= sd_bus_message_read_array(m
, 'y', &p
, &sz
)) > 0) {
5307 _cleanup_free_
char *str
= NULL
;
5310 if (memchr(p
, 0, sz
))
5313 eq
= memchr(p
, '=', sz
);
5317 if (!journal_field_valid(p
, eq
- (const char*) p
, false))
5320 str
= malloc(sz
+ 1);
5327 if (!utf8_is_valid(str
))
5330 if (!strextend_with_separator(&fields
, " ", str
, NULL
))
5334 return bus_log_parse_error(r
);
5336 r
= sd_bus_message_exit_container(m
);
5338 return bus_log_parse_error(r
);
5340 if (all
|| !isempty(fields
))
5341 bus_print_property_value(name
, expected_value
, value
, strempty(fields
));
5352 typedef enum SystemctlShowMode
{
5353 SYSTEMCTL_SHOW_PROPERTIES
,
5354 SYSTEMCTL_SHOW_STATUS
,
5355 SYSTEMCTL_SHOW_HELP
,
5356 _SYSTEMCTL_SHOW_MODE_MAX
,
5357 _SYSTEMCTL_SHOW_MODE_INVALID
= -1,
5358 } SystemctlShowMode
;
5360 static const char* const systemctl_show_mode_table
[_SYSTEMCTL_SHOW_MODE_MAX
] = {
5361 [SYSTEMCTL_SHOW_PROPERTIES
] = "show",
5362 [SYSTEMCTL_SHOW_STATUS
] = "status",
5363 [SYSTEMCTL_SHOW_HELP
] = "help",
5366 DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(systemctl_show_mode
, SystemctlShowMode
);
5368 static int show_one(
5372 SystemctlShowMode show_mode
,
5376 static const struct bus_properties_map property_map
[] = {
5377 { "LoadState", "s", NULL
, offsetof(UnitStatusInfo
, load_state
) },
5378 { "ActiveState", "s", NULL
, offsetof(UnitStatusInfo
, active_state
) },
5379 { "Documentation", "as", NULL
, offsetof(UnitStatusInfo
, documentation
) },
5382 { "Id", "s", NULL
, offsetof(UnitStatusInfo
, id
) },
5383 { "LoadState", "s", NULL
, offsetof(UnitStatusInfo
, load_state
) },
5384 { "ActiveState", "s", NULL
, offsetof(UnitStatusInfo
, active_state
) },
5385 { "SubState", "s", NULL
, offsetof(UnitStatusInfo
, sub_state
) },
5386 { "UnitFileState", "s", NULL
, offsetof(UnitStatusInfo
, unit_file_state
) },
5387 { "UnitFilePreset", "s", NULL
, offsetof(UnitStatusInfo
, unit_file_preset
) },
5388 { "Description", "s", NULL
, offsetof(UnitStatusInfo
, description
) },
5389 { "Following", "s", NULL
, offsetof(UnitStatusInfo
, following
) },
5390 { "Documentation", "as", NULL
, offsetof(UnitStatusInfo
, documentation
) },
5391 { "FragmentPath", "s", NULL
, offsetof(UnitStatusInfo
, fragment_path
) },
5392 { "SourcePath", "s", NULL
, offsetof(UnitStatusInfo
, source_path
) },
5393 { "ControlGroup", "s", NULL
, offsetof(UnitStatusInfo
, control_group
) },
5394 { "DropInPaths", "as", NULL
, offsetof(UnitStatusInfo
, dropin_paths
) },
5395 { "LoadError", "(ss)", map_load_error
, offsetof(UnitStatusInfo
, load_error
) },
5396 { "Result", "s", NULL
, offsetof(UnitStatusInfo
, result
) },
5397 { "InactiveExitTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, inactive_exit_timestamp
) },
5398 { "InactiveExitTimestampMonotonic", "t", NULL
, offsetof(UnitStatusInfo
, inactive_exit_timestamp_monotonic
) },
5399 { "ActiveEnterTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, active_enter_timestamp
) },
5400 { "ActiveExitTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, active_exit_timestamp
) },
5401 { "InactiveEnterTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, inactive_enter_timestamp
) },
5402 { "NeedDaemonReload", "b", NULL
, offsetof(UnitStatusInfo
, need_daemon_reload
) },
5403 { "Transient", "b", NULL
, offsetof(UnitStatusInfo
, transient
) },
5404 { "ExecMainPID", "u", NULL
, offsetof(UnitStatusInfo
, main_pid
) },
5405 { "MainPID", "u", map_main_pid
, 0 },
5406 { "ControlPID", "u", NULL
, offsetof(UnitStatusInfo
, control_pid
) },
5407 { "StatusText", "s", NULL
, offsetof(UnitStatusInfo
, status_text
) },
5408 { "PIDFile", "s", NULL
, offsetof(UnitStatusInfo
, pid_file
) },
5409 { "StatusErrno", "i", NULL
, offsetof(UnitStatusInfo
, status_errno
) },
5410 { "ExecMainStartTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, start_timestamp
) },
5411 { "ExecMainExitTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, exit_timestamp
) },
5412 { "ExecMainCode", "i", NULL
, offsetof(UnitStatusInfo
, exit_code
) },
5413 { "ExecMainStatus", "i", NULL
, offsetof(UnitStatusInfo
, exit_status
) },
5414 { "ConditionTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, condition_timestamp
) },
5415 { "ConditionResult", "b", NULL
, offsetof(UnitStatusInfo
, condition_result
) },
5416 { "Conditions", "a(sbbsi)", map_conditions
, 0 },
5417 { "AssertTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, assert_timestamp
) },
5418 { "AssertResult", "b", NULL
, offsetof(UnitStatusInfo
, assert_result
) },
5419 { "Asserts", "a(sbbsi)", map_asserts
, 0 },
5420 { "NextElapseUSecRealtime", "t", NULL
, offsetof(UnitStatusInfo
, next_elapse_real
) },
5421 { "NextElapseUSecMonotonic", "t", NULL
, offsetof(UnitStatusInfo
, next_elapse_monotonic
) },
5422 { "NAccepted", "u", NULL
, offsetof(UnitStatusInfo
, n_accepted
) },
5423 { "NConnections", "u", NULL
, offsetof(UnitStatusInfo
, n_connections
) },
5424 { "NRefused", "u", NULL
, offsetof(UnitStatusInfo
, n_refused
) },
5425 { "Accept", "b", NULL
, offsetof(UnitStatusInfo
, accept
) },
5426 { "Listen", "a(ss)", map_listen
, offsetof(UnitStatusInfo
, listen
) },
5427 { "SysFSPath", "s", NULL
, offsetof(UnitStatusInfo
, sysfs_path
) },
5428 { "Where", "s", NULL
, offsetof(UnitStatusInfo
, where
) },
5429 { "What", "s", NULL
, offsetof(UnitStatusInfo
, what
) },
5430 { "MemoryCurrent", "t", NULL
, offsetof(UnitStatusInfo
, memory_current
) },
5431 { "MemoryMin", "t", NULL
, offsetof(UnitStatusInfo
, memory_min
) },
5432 { "MemoryLow", "t", NULL
, offsetof(UnitStatusInfo
, memory_low
) },
5433 { "MemoryHigh", "t", NULL
, offsetof(UnitStatusInfo
, memory_high
) },
5434 { "MemoryMax", "t", NULL
, offsetof(UnitStatusInfo
, memory_max
) },
5435 { "MemorySwapMax", "t", NULL
, offsetof(UnitStatusInfo
, memory_swap_max
) },
5436 { "MemoryLimit", "t", NULL
, offsetof(UnitStatusInfo
, memory_limit
) },
5437 { "CPUUsageNSec", "t", NULL
, offsetof(UnitStatusInfo
, cpu_usage_nsec
) },
5438 { "TasksCurrent", "t", NULL
, offsetof(UnitStatusInfo
, tasks_current
) },
5439 { "TasksMax", "t", NULL
, offsetof(UnitStatusInfo
, tasks_max
) },
5440 { "IPIngressBytes", "t", NULL
, offsetof(UnitStatusInfo
, ip_ingress_bytes
) },
5441 { "IPEgressBytes", "t", NULL
, offsetof(UnitStatusInfo
, ip_egress_bytes
) },
5442 { "ExecStartPre", "a(sasbttttuii)", map_exec
, 0 },
5443 { "ExecStart", "a(sasbttttuii)", map_exec
, 0 },
5444 { "ExecStartPost", "a(sasbttttuii)", map_exec
, 0 },
5445 { "ExecReload", "a(sasbttttuii)", map_exec
, 0 },
5446 { "ExecStopPre", "a(sasbttttuii)", map_exec
, 0 },
5447 { "ExecStop", "a(sasbttttuii)", map_exec
, 0 },
5448 { "ExecStopPost", "a(sasbttttuii)", map_exec
, 0 },
5452 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5453 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5454 _cleanup_set_free_ Set
*found_properties
= NULL
;
5455 _cleanup_(unit_status_info_free
) UnitStatusInfo info
= {
5456 .memory_current
= (uint64_t) -1,
5457 .memory_high
= CGROUP_LIMIT_MAX
,
5458 .memory_max
= CGROUP_LIMIT_MAX
,
5459 .memory_swap_max
= CGROUP_LIMIT_MAX
,
5460 .memory_limit
= (uint64_t) -1,
5461 .cpu_usage_nsec
= (uint64_t) -1,
5462 .tasks_current
= (uint64_t) -1,
5463 .tasks_max
= (uint64_t) -1,
5464 .ip_ingress_bytes
= (uint64_t) -1,
5465 .ip_egress_bytes
= (uint64_t) -1,
5473 log_debug("Showing one %s", path
);
5475 r
= bus_map_all_properties(
5477 "org.freedesktop.systemd1",
5479 show_mode
== SYSTEMCTL_SHOW_STATUS
? status_map
: property_map
,
5480 BUS_MAP_BOOLEAN_AS_BOOL
,
5485 return log_error_errno(r
, "Failed to get properties: %s", bus_error_message(&error
, r
));
5487 if (unit
&& streq_ptr(info
.load_state
, "not-found") && streq_ptr(info
.active_state
, "inactive")) {
5488 log_full(show_mode
== SYSTEMCTL_SHOW_STATUS
? LOG_ERR
: LOG_DEBUG
,
5489 "Unit %s could not be found.", unit
);
5491 if (show_mode
== SYSTEMCTL_SHOW_STATUS
)
5492 return EXIT_PROGRAM_OR_SERVICES_STATUS_UNKNOWN
;
5493 else if (show_mode
== SYSTEMCTL_SHOW_HELP
)
5502 if (show_mode
== SYSTEMCTL_SHOW_STATUS
) {
5503 print_status_info(bus
, &info
, ellipsized
);
5505 if (info
.active_state
&& !STR_IN_SET(info
.active_state
, "active", "reloading"))
5506 return EXIT_PROGRAM_NOT_RUNNING
;
5508 return EXIT_PROGRAM_RUNNING_OR_SERVICE_OK
;
5510 } else if (show_mode
== SYSTEMCTL_SHOW_HELP
) {
5511 show_unit_help(&info
);
5515 r
= sd_bus_message_rewind(reply
, true);
5517 return log_error_errno(r
, "Failed to rewind: %s", bus_error_message(&error
, r
));
5519 r
= bus_message_print_all_properties(reply
, print_property
, arg_properties
, arg_value
, arg_all
, &found_properties
);
5521 return bus_log_parse_error(r
);
5523 STRV_FOREACH(pp
, arg_properties
)
5524 if (!set_contains(found_properties
, *pp
))
5525 log_debug("Property %s does not exist.", *pp
);
5530 static int get_unit_dbus_path_by_pid(
5535 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5536 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5540 r
= sd_bus_call_method(
5542 "org.freedesktop.systemd1",
5543 "/org/freedesktop/systemd1",
5544 "org.freedesktop.systemd1.Manager",
5550 return log_error_errno(r
, "Failed to get unit for PID %"PRIu32
": %s", pid
, bus_error_message(&error
, r
));
5552 r
= sd_bus_message_read(reply
, "o", &u
);
5554 return bus_log_parse_error(r
);
5564 static int show_all(
5569 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5570 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
5575 r
= get_unit_list(bus
, NULL
, NULL
, &unit_infos
, 0, &reply
);
5579 (void) pager_open(arg_pager_flags
);
5583 typesafe_qsort(unit_infos
, c
, compare_unit_info
);
5585 for (u
= unit_infos
; u
< unit_infos
+ c
; u
++) {
5586 _cleanup_free_
char *p
= NULL
;
5588 p
= unit_dbus_path_from_name(u
->id
);
5592 r
= show_one(bus
, p
, u
->id
, SYSTEMCTL_SHOW_STATUS
, new_line
, ellipsized
);
5595 else if (r
> 0 && ret
== 0)
5602 static int show_system_status(sd_bus
*bus
) {
5603 char since1
[FORMAT_TIMESTAMP_RELATIVE_MAX
], since2
[FORMAT_TIMESTAMP_MAX
];
5604 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5605 _cleanup_(machine_info_clear
) struct machine_info mi
= {};
5606 _cleanup_free_
char *hn
= NULL
;
5607 const char *on
, *off
;
5610 hn
= gethostname_malloc();
5614 r
= bus_map_all_properties(
5616 "org.freedesktop.systemd1",
5617 "/org/freedesktop/systemd1",
5618 machine_info_property_map
,
5624 return log_error_errno(r
, "Failed to read server status: %s", bus_error_message(&error
, r
));
5626 if (streq_ptr(mi
.state
, "degraded")) {
5627 on
= ansi_highlight_red();
5628 off
= ansi_normal();
5629 } else if (streq_ptr(mi
.state
, "running")) {
5630 on
= ansi_highlight_green();
5631 off
= ansi_normal();
5633 on
= ansi_highlight_yellow();
5634 off
= ansi_normal();
5637 printf("%s%s%s %s\n", on
, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
), off
, arg_host
? arg_host
: hn
);
5639 printf(" State: %s%s%s\n",
5640 on
, strna(mi
.state
), off
);
5642 printf(" Jobs: %" PRIu32
" queued\n", mi
.n_jobs
);
5643 printf(" Failed: %" PRIu32
" units\n", mi
.n_failed_units
);
5645 printf(" Since: %s; %s\n",
5646 format_timestamp(since2
, sizeof(since2
), mi
.timestamp
),
5647 format_timestamp_relative(since1
, sizeof(since1
), mi
.timestamp
));
5649 printf(" CGroup: %s\n", mi
.control_group
?: "/");
5650 if (IN_SET(arg_transport
,
5651 BUS_TRANSPORT_LOCAL
,
5652 BUS_TRANSPORT_MACHINE
)) {
5653 static const char prefix
[] = " ";
5657 if (c
> sizeof(prefix
) - 1)
5658 c
-= sizeof(prefix
) - 1;
5662 show_cgroup(SYSTEMD_CGROUP_CONTROLLER
, strempty(mi
.control_group
), prefix
, c
, get_output_flags());
5668 static int show(int argc
, char *argv
[], void *userdata
) {
5669 bool new_line
= false, ellipsized
= false;
5670 SystemctlShowMode show_mode
;
5676 show_mode
= systemctl_show_mode_from_string(argv
[0]);
5678 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
5679 "Invalid argument.");
5681 if (show_mode
== SYSTEMCTL_SHOW_HELP
&& argc
<= 1)
5682 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
5683 "This command expects one or more unit names. Did you mean --help?");
5685 r
= acquire_bus(BUS_MANAGER
, &bus
);
5689 (void) pager_open(arg_pager_flags
);
5691 /* If no argument is specified inspect the manager itself */
5692 if (show_mode
== SYSTEMCTL_SHOW_PROPERTIES
&& argc
<= 1)
5693 return show_one(bus
, "/org/freedesktop/systemd1", NULL
, show_mode
, &new_line
, &ellipsized
);
5695 if (show_mode
== SYSTEMCTL_SHOW_STATUS
&& argc
<= 1) {
5697 show_system_status(bus
);
5701 ret
= show_all(bus
, &new_line
, &ellipsized
);
5703 _cleanup_free_
char **patterns
= NULL
;
5706 STRV_FOREACH(name
, strv_skip(argv
, 1)) {
5707 _cleanup_free_
char *path
= NULL
, *unit
= NULL
;
5710 if (safe_atou32(*name
, &id
) < 0) {
5711 if (strv_push(&patterns
, *name
) < 0)
5715 } else if (show_mode
== SYSTEMCTL_SHOW_PROPERTIES
) {
5716 /* Interpret as job id */
5717 if (asprintf(&path
, "/org/freedesktop/systemd1/job/%u", id
) < 0)
5721 /* Interpret as PID */
5722 r
= get_unit_dbus_path_by_pid(bus
, id
, &path
);
5728 r
= unit_name_from_dbus_path(path
, &unit
);
5733 r
= show_one(bus
, path
, unit
, show_mode
, &new_line
, &ellipsized
);
5736 else if (r
> 0 && ret
== 0)
5740 if (!strv_isempty(patterns
)) {
5741 _cleanup_strv_free_
char **names
= NULL
;
5743 r
= expand_names(bus
, patterns
, NULL
, &names
);
5745 return log_error_errno(r
, "Failed to expand names: %m");
5747 STRV_FOREACH(name
, names
) {
5748 _cleanup_free_
char *path
;
5750 path
= unit_dbus_path_from_name(*name
);
5754 r
= show_one(bus
, path
, *name
, show_mode
, &new_line
, &ellipsized
);
5757 if (r
> 0 && ret
== 0)
5763 if (ellipsized
&& !arg_quiet
)
5764 printf("Hint: Some lines were ellipsized, use -l to show in full.\n");
5769 static int cat(int argc
, char *argv
[], void *userdata
) {
5770 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
5771 _cleanup_strv_free_
char **names
= NULL
;
5777 if (arg_transport
!= BUS_TRANSPORT_LOCAL
) {
5778 log_error("Cannot remotely cat units.");
5782 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
5784 return log_error_errno(r
, "Failed to determine unit paths: %m");
5786 r
= acquire_bus(BUS_MANAGER
, &bus
);
5790 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
5792 return log_error_errno(r
, "Failed to expand names: %m");
5794 (void) pager_open(arg_pager_flags
);
5796 STRV_FOREACH(name
, names
) {
5797 _cleanup_free_
char *fragment_path
= NULL
;
5798 _cleanup_strv_free_
char **dropin_paths
= NULL
;
5800 r
= unit_find_paths(bus
, *name
, &lp
, false, &fragment_path
, &dropin_paths
);
5801 if (r
== -ERFKILL
) {
5802 printf("%s# Unit %s is masked%s.\n",
5803 ansi_highlight_magenta(),
5808 if (r
== -EKEYREJECTED
) {
5809 printf("%s# Unit %s could not be loaded.%s\n",
5810 ansi_highlight_magenta(),
5825 if (need_daemon_reload(bus
, *name
) > 0) /* ignore errors (<0), this is informational output */
5827 "%s# Warning: %s changed on disk, the version systemd has loaded is outdated.\n"
5828 "%s# This output shows the current version of the unit's original fragment and drop-in files.\n"
5829 "%s# If fragments or drop-ins were added or removed, they are not properly reflected in this output.\n"
5830 "%s# Run 'systemctl%s daemon-reload' to reload units.%s\n",
5831 ansi_highlight_red(),
5833 ansi_highlight_red(),
5834 ansi_highlight_red(),
5835 ansi_highlight_red(),
5836 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user",
5839 r
= cat_files(fragment_path
, dropin_paths
, 0);
5847 static int set_property(int argc
, char *argv
[], void *userdata
) {
5848 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5849 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5850 _cleanup_free_
char *n
= NULL
;
5855 r
= acquire_bus(BUS_MANAGER
, &bus
);
5859 polkit_agent_open_maybe();
5861 r
= sd_bus_message_new_method_call(
5864 "org.freedesktop.systemd1",
5865 "/org/freedesktop/systemd1",
5866 "org.freedesktop.systemd1.Manager",
5867 "SetUnitProperties");
5869 return bus_log_create_error(r
);
5871 r
= unit_name_mangle(argv
[1], arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
, &n
);
5873 return log_error_errno(r
, "Failed to mangle unit name: %m");
5875 t
= unit_name_to_type(n
);
5877 log_error("Invalid unit type: %s", n
);
5881 r
= sd_bus_message_append(m
, "sb", n
, arg_runtime
);
5883 return bus_log_create_error(r
);
5885 r
= sd_bus_message_open_container(m
, SD_BUS_TYPE_ARRAY
, "(sv)");
5887 return bus_log_create_error(r
);
5889 r
= bus_append_unit_property_assignment_many(m
, t
, strv_skip(argv
, 2));
5893 r
= sd_bus_message_close_container(m
);
5895 return bus_log_create_error(r
);
5897 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
5899 return log_error_errno(r
, "Failed to set unit properties on %s: %s", n
, bus_error_message(&error
, r
));
5904 static int daemon_reload(int argc
, char *argv
[], void *userdata
) {
5905 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5906 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5911 r
= acquire_bus(BUS_MANAGER
, &bus
);
5915 polkit_agent_open_maybe();
5917 switch (arg_action
) {
5924 method
= "Reexecute";
5927 case ACTION_SYSTEMCTL
:
5928 method
= streq(argv
[0], "daemon-reexec") ? "Reexecute" :
5929 /* "daemon-reload" */ "Reload";
5933 assert_not_reached("Unexpected action");
5936 r
= sd_bus_message_new_method_call(
5939 "org.freedesktop.systemd1",
5940 "/org/freedesktop/systemd1",
5941 "org.freedesktop.systemd1.Manager",
5944 return bus_log_create_error(r
);
5946 /* Note we use an extra-long timeout here. This is because a reload or reexec means generators are rerun which
5947 * are timed out after DEFAULT_TIMEOUT_USEC. Let's use twice that time here, so that the generators can have
5948 * their timeout, and for everything else there's the same time budget in place. */
5950 r
= sd_bus_call(bus
, m
, DEFAULT_TIMEOUT_USEC
* 2, &error
, NULL
);
5952 /* On reexecution, we expect a disconnect, not a reply */
5953 if (IN_SET(r
, -ETIMEDOUT
, -ECONNRESET
) && streq(method
, "Reexecute"))
5956 if (r
< 0 && arg_action
== ACTION_SYSTEMCTL
)
5957 return log_error_errno(r
, "Failed to reload daemon: %s", bus_error_message(&error
, r
));
5959 /* Note that for the legacy commands (i.e. those with action != ACTION_SYSTEMCTL) we support fallbacks to the
5960 * old ways of doing things, hence don't log any error in that case here. */
5962 return r
< 0 ? r
: 0;
5965 static int trivial_method(int argc
, char *argv
[], void *userdata
) {
5966 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5974 r
= acquire_bus(BUS_MANAGER
, &bus
);
5978 polkit_agent_open_maybe();
5981 streq(argv
[0], "clear-jobs") ||
5982 streq(argv
[0], "cancel") ? "ClearJobs" :
5983 streq(argv
[0], "reset-failed") ? "ResetFailed" :
5984 streq(argv
[0], "halt") ? "Halt" :
5985 streq(argv
[0], "reboot") ? "Reboot" :
5986 streq(argv
[0], "kexec") ? "KExec" :
5987 streq(argv
[0], "exit") ? "Exit" :
5988 /* poweroff */ "PowerOff";
5990 r
= sd_bus_call_method(
5992 "org.freedesktop.systemd1",
5993 "/org/freedesktop/systemd1",
5994 "org.freedesktop.systemd1.Manager",
5999 if (r
< 0 && arg_action
== ACTION_SYSTEMCTL
)
6000 return log_error_errno(r
, "Failed to execute operation: %s", bus_error_message(&error
, r
));
6002 /* Note that for the legacy commands (i.e. those with action != ACTION_SYSTEMCTL) we support fallbacks to the
6003 * old ways of doing things, hence don't log any error in that case here. */
6005 return r
< 0 ? r
: 0;
6008 static int reset_failed(int argc
, char *argv
[], void *userdata
) {
6009 _cleanup_strv_free_
char **names
= NULL
;
6015 return trivial_method(argc
, argv
, userdata
);
6017 r
= acquire_bus(BUS_MANAGER
, &bus
);
6021 polkit_agent_open_maybe();
6023 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
6025 return log_error_errno(r
, "Failed to expand names: %m");
6027 STRV_FOREACH(name
, names
) {
6028 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6030 q
= sd_bus_call_method(
6032 "org.freedesktop.systemd1",
6033 "/org/freedesktop/systemd1",
6034 "org.freedesktop.systemd1.Manager",
6040 log_error_errno(q
, "Failed to reset failed state of unit %s: %s", *name
, bus_error_message(&error
, q
));
6049 static int print_variable(const char *s
) {
6051 _cleanup_free_
char *esc
= NULL
;
6053 sep
= strchr(s
, '=');
6055 return log_error_errno(SYNTHETIC_ERRNO(EUCLEAN
),
6056 "Invalid environment block");
6058 esc
= shell_maybe_quote(sep
+ 1, ESCAPE_POSIX
);
6062 printf("%.*s=%s\n", (int)(sep
-s
), s
, esc
);
6066 static int show_environment(int argc
, char *argv
[], void *userdata
) {
6067 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6068 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
6073 r
= acquire_bus(BUS_MANAGER
, &bus
);
6077 (void) pager_open(arg_pager_flags
);
6079 r
= sd_bus_get_property(
6081 "org.freedesktop.systemd1",
6082 "/org/freedesktop/systemd1",
6083 "org.freedesktop.systemd1.Manager",
6089 return log_error_errno(r
, "Failed to get environment: %s", bus_error_message(&error
, r
));
6091 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "s");
6093 return bus_log_parse_error(r
);
6095 while ((r
= sd_bus_message_read_basic(reply
, SD_BUS_TYPE_STRING
, &text
)) > 0) {
6096 r
= print_variable(text
);
6101 return bus_log_parse_error(r
);
6103 r
= sd_bus_message_exit_container(reply
);
6105 return bus_log_parse_error(r
);
6110 static int switch_root(int argc
, char *argv
[], void *userdata
) {
6111 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6112 _cleanup_free_
char *cmdline_init
= NULL
;
6113 const char *root
, *init
;
6117 if (arg_transport
!= BUS_TRANSPORT_LOCAL
) {
6118 log_error("Cannot switch root remotely.");
6122 if (argc
< 2 || argc
> 3) {
6123 log_error("Wrong number of arguments.");
6132 r
= proc_cmdline_get_key("init", 0, &cmdline_init
);
6134 log_debug_errno(r
, "Failed to parse /proc/cmdline: %m");
6136 init
= cmdline_init
;
6139 init
= empty_to_null(init
);
6141 const char *root_systemd_path
= NULL
, *root_init_path
= NULL
;
6143 root_systemd_path
= strjoina(root
, "/" SYSTEMD_BINARY_PATH
);
6144 root_init_path
= strjoina(root
, "/", init
);
6146 /* If the passed init is actually the same as the
6147 * systemd binary, then let's suppress it. */
6148 if (files_same(root_init_path
, root_systemd_path
, 0) > 0)
6152 /* Instruct PID1 to exclude us from its killing spree applied during
6153 * the transition. Otherwise we would exit with a failure status even
6154 * though the switch to the new root has succeed. */
6155 argv_cmdline
[0] = '@';
6157 r
= acquire_bus(BUS_MANAGER
, &bus
);
6161 /* If we are slow to exit after the root switch, the new systemd instance
6162 * will send us a signal to terminate. Just ignore it and exit normally.
6163 * This way the unit does not end up as failed.
6165 r
= ignore_signals(SIGTERM
, -1);
6167 log_warning_errno(r
, "Failed to change disposition of SIGTERM to ignore: %m");
6169 log_debug("Switching root - root: %s; init: %s", root
, strna(init
));
6171 r
= sd_bus_call_method(
6173 "org.freedesktop.systemd1",
6174 "/org/freedesktop/systemd1",
6175 "org.freedesktop.systemd1.Manager",
6181 (void) default_signals(SIGTERM
, -1);
6183 return log_error_errno(r
, "Failed to switch root: %s", bus_error_message(&error
, r
));
6189 static int set_environment(int argc
, char *argv
[], void *userdata
) {
6190 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6191 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
6199 r
= acquire_bus(BUS_MANAGER
, &bus
);
6203 polkit_agent_open_maybe();
6205 method
= streq(argv
[0], "set-environment")
6207 : "UnsetEnvironment";
6209 r
= sd_bus_message_new_method_call(
6212 "org.freedesktop.systemd1",
6213 "/org/freedesktop/systemd1",
6214 "org.freedesktop.systemd1.Manager",
6217 return bus_log_create_error(r
);
6219 r
= sd_bus_message_append_strv(m
, strv_skip(argv
, 1));
6221 return bus_log_create_error(r
);
6223 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
6225 return log_error_errno(r
, "Failed to set environment: %s", bus_error_message(&error
, r
));
6230 static int import_environment(int argc
, char *argv
[], void *userdata
) {
6231 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6232 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
6236 r
= acquire_bus(BUS_MANAGER
, &bus
);
6240 polkit_agent_open_maybe();
6242 r
= sd_bus_message_new_method_call(
6245 "org.freedesktop.systemd1",
6246 "/org/freedesktop/systemd1",
6247 "org.freedesktop.systemd1.Manager",
6250 return bus_log_create_error(r
);
6253 r
= sd_bus_message_append_strv(m
, environ
);
6257 r
= sd_bus_message_open_container(m
, 'a', "s");
6259 return bus_log_create_error(r
);
6261 STRV_FOREACH(a
, strv_skip(argv
, 1)) {
6263 if (!env_name_is_valid(*a
)) {
6264 log_error("Not a valid environment variable name: %s", *a
);
6268 STRV_FOREACH(b
, environ
) {
6271 eq
= startswith(*b
, *a
);
6272 if (eq
&& *eq
== '=') {
6274 r
= sd_bus_message_append(m
, "s", *b
);
6276 return bus_log_create_error(r
);
6283 r
= sd_bus_message_close_container(m
);
6286 return bus_log_create_error(r
);
6288 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
6290 return log_error_errno(r
, "Failed to import environment: %s", bus_error_message(&error
, r
));
6295 static int enable_sysv_units(const char *verb
, char **args
) {
6298 #if HAVE_SYSV_COMPAT
6299 _cleanup_(lookup_paths_free
) LookupPaths paths
= {};
6302 /* Processes all SysV units, and reshuffles the array so that afterwards only the native units remain */
6304 if (arg_scope
!= UNIT_FILE_SYSTEM
)
6307 if (getenv_bool("SYSTEMCTL_SKIP_SYSV") > 0)
6310 if (!STR_IN_SET(verb
,
6316 r
= lookup_paths_init(&paths
, arg_scope
, LOOKUP_PATHS_EXCLUDE_GENERATED
, arg_root
);
6323 const char *argv
[] = {
6324 ROOTLIBEXECDIR
"/systemd-sysv-install",
6331 _cleanup_free_
char *p
= NULL
, *q
= NULL
, *l
= NULL
;
6332 bool found_native
= false, found_sysv
;
6340 if (!endswith(name
, ".service"))
6343 if (path_is_absolute(name
))
6346 j
= unit_file_exists(arg_scope
, &paths
, name
);
6347 if (j
< 0 && !IN_SET(j
, -ELOOP
, -ERFKILL
, -EADDRNOTAVAIL
))
6348 return log_error_errno(j
, "Failed to lookup unit file state: %m");
6349 found_native
= j
!= 0;
6351 /* If we have both a native unit and a SysV script, enable/disable them both (below); for is-enabled,
6352 * prefer the native unit */
6353 if (found_native
&& streq(verb
, "is-enabled"))
6356 p
= path_join(arg_root
, SYSTEM_SYSVINIT_PATH
, name
);
6360 p
[strlen(p
) - STRLEN(".service")] = 0;
6361 found_sysv
= access(p
, F_OK
) >= 0;
6367 log_info("Synchronizing state of %s with SysV service script with %s.", name
, argv
[0]);
6369 log_info("%s is not a native service, redirecting to systemd-sysv-install.", name
);
6372 if (!isempty(arg_root
))
6373 argv
[c
++] = q
= strappend("--root=", arg_root
);
6376 argv
[c
++] = basename(p
);
6379 l
= strv_join((char**)argv
, " ");
6384 log_info("Executing: %s", l
);
6386 j
= safe_fork("(sysv-install)", FORK_RESET_SIGNALS
|FORK_DEATHSIG
|FORK_RLIMIT_NOFILE_SAFE
|FORK_LOG
, &pid
);
6391 execv(argv
[0], (char**) argv
);
6392 log_error_errno(errno
, "Failed to execute %s: %m", argv
[0]);
6393 _exit(EXIT_FAILURE
);
6396 j
= wait_for_terminate_and_check("sysv-install", pid
, WAIT_LOG_ABNORMAL
);
6399 if (streq(verb
, "is-enabled")) {
6400 if (j
== EXIT_SUCCESS
) {
6409 } else if (j
!= EXIT_SUCCESS
)
6410 return -EBADE
; /* We don't warn here, under the assumption the script already showed an explanation */
6415 /* Remove this entry, so that we don't try enabling it as native unit */
6418 assert(args
[f
] == name
);
6419 strv_remove(args
, name
);
6426 static int mangle_names(char **original_names
, char ***mangled_names
) {
6427 char **i
, **l
, **name
;
6430 l
= i
= new(char*, strv_length(original_names
) + 1);
6434 STRV_FOREACH(name
, original_names
) {
6436 /* When enabling units qualified path names are OK,
6437 * too, hence allow them explicitly. */
6439 if (is_path(*name
)) {
6446 r
= unit_name_mangle(*name
, arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
, i
);
6450 return log_error_errno(r
, "Failed to mangle unit name: %m");
6463 static int normalize_filenames(char **names
) {
6467 STRV_FOREACH(u
, names
)
6468 if (!path_is_absolute(*u
)) {
6469 char* normalized_path
;
6471 if (!isempty(arg_root
))
6472 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
6473 "Non-absolute paths are not allowed when --root is used: %s",
6476 if (!strchr(*u
,'/'))
6477 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
6478 "Link argument does contain at least one directory separator: %s",
6481 r
= path_make_absolute_cwd(*u
, &normalized_path
);
6485 free_and_replace(*u
, normalized_path
);
6491 static int normalize_names(char **names
, bool warn_if_path
) {
6493 bool was_path
= false;
6495 STRV_FOREACH(u
, names
) {
6501 r
= free_and_strdup(u
, basename(*u
));
6503 return log_error_errno(r
, "Failed to normalize unit file path: %m");
6508 if (warn_if_path
&& was_path
)
6509 log_warning("Warning: Can't execute disable on the unit file path. Proceeding with the unit name.");
6514 static int unit_exists(LookupPaths
*lp
, const char *unit
) {
6515 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6516 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
6517 _cleanup_free_
char *path
= NULL
;
6518 static const struct bus_properties_map property_map
[] = {
6519 { "LoadState", "s", NULL
, offsetof(UnitStatusInfo
, load_state
) },
6520 { "ActiveState", "s", NULL
, offsetof(UnitStatusInfo
, active_state
)},
6523 UnitStatusInfo info
= {};
6527 if (unit_name_is_valid(unit
, UNIT_NAME_TEMPLATE
))
6528 return unit_find_template_path(unit
, lp
, NULL
, NULL
);
6530 path
= unit_dbus_path_from_name(unit
);
6534 r
= acquire_bus(BUS_MANAGER
, &bus
);
6538 r
= bus_map_all_properties(bus
, "org.freedesktop.systemd1", path
, property_map
, 0, &error
, &m
, &info
);
6540 return log_error_errno(r
, "Failed to get properties: %s", bus_error_message(&error
, r
));
6542 return !streq_ptr(info
.load_state
, "not-found") || !streq_ptr(info
.active_state
, "inactive");
6545 static int enable_unit(int argc
, char *argv
[], void *userdata
) {
6546 _cleanup_strv_free_
char **names
= NULL
;
6547 const char *verb
= argv
[0];
6548 UnitFileChange
*changes
= NULL
;
6549 size_t n_changes
= 0;
6550 int carries_install_info
= -1;
6551 bool ignore_carries_install_info
= arg_quiet
;
6557 r
= mangle_names(strv_skip(argv
, 1), &names
);
6561 r
= enable_sysv_units(verb
, names
);
6565 /* If the operation was fully executed by the SysV compat, let's finish early */
6566 if (strv_isempty(names
)) {
6567 if (arg_no_reload
|| install_client_side())
6569 return daemon_reload(argc
, argv
, userdata
);
6572 if (streq(verb
, "disable")) {
6573 r
= normalize_names(names
, true);
6578 if (streq(verb
, "link")) {
6579 r
= normalize_filenames(names
);
6584 if (install_client_side()) {
6585 UnitFileFlags flags
;
6587 flags
= args_to_flags();
6588 if (streq(verb
, "enable")) {
6589 r
= unit_file_enable(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6590 carries_install_info
= r
;
6591 } else if (streq(verb
, "disable"))
6592 r
= unit_file_disable(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6593 else if (streq(verb
, "reenable")) {
6594 r
= unit_file_reenable(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6595 carries_install_info
= r
;
6596 } else if (streq(verb
, "link"))
6597 r
= unit_file_link(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6598 else if (streq(verb
, "preset")) {
6599 r
= unit_file_preset(arg_scope
, flags
, arg_root
, names
, arg_preset_mode
, &changes
, &n_changes
);
6600 } else if (streq(verb
, "mask"))
6601 r
= unit_file_mask(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6602 else if (streq(verb
, "unmask"))
6603 r
= unit_file_unmask(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6604 else if (streq(verb
, "revert"))
6605 r
= unit_file_revert(arg_scope
, arg_root
, names
, &changes
, &n_changes
);
6607 assert_not_reached("Unknown verb");
6609 unit_file_dump_changes(r
, verb
, changes
, n_changes
, arg_quiet
);
6614 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
, *m
= NULL
;
6615 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6616 bool expect_carries_install_info
= false;
6617 bool send_runtime
= true, send_force
= true, send_preset_mode
= false;
6621 if (STR_IN_SET(verb
, "mask", "unmask")) {
6623 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
6625 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
6629 STRV_FOREACH(name
, names
) {
6630 r
= unit_exists(&lp
, *name
);
6634 log_notice("Unit %s does not exist, proceeding anyway.", *name
);
6638 r
= acquire_bus(BUS_MANAGER
, &bus
);
6642 polkit_agent_open_maybe();
6644 if (streq(verb
, "enable")) {
6645 method
= "EnableUnitFiles";
6646 expect_carries_install_info
= true;
6647 } else if (streq(verb
, "disable")) {
6648 method
= "DisableUnitFiles";
6650 } else if (streq(verb
, "reenable")) {
6651 method
= "ReenableUnitFiles";
6652 expect_carries_install_info
= true;
6653 } else if (streq(verb
, "link"))
6654 method
= "LinkUnitFiles";
6655 else if (streq(verb
, "preset")) {
6657 if (arg_preset_mode
!= UNIT_FILE_PRESET_FULL
) {
6658 method
= "PresetUnitFilesWithMode";
6659 send_preset_mode
= true;
6661 method
= "PresetUnitFiles";
6663 expect_carries_install_info
= true;
6664 ignore_carries_install_info
= true;
6665 } else if (streq(verb
, "mask"))
6666 method
= "MaskUnitFiles";
6667 else if (streq(verb
, "unmask")) {
6668 method
= "UnmaskUnitFiles";
6670 } else if (streq(verb
, "revert")) {
6671 method
= "RevertUnitFiles";
6672 send_runtime
= send_force
= false;
6674 assert_not_reached("Unknown verb");
6676 r
= sd_bus_message_new_method_call(
6679 "org.freedesktop.systemd1",
6680 "/org/freedesktop/systemd1",
6681 "org.freedesktop.systemd1.Manager",
6684 return bus_log_create_error(r
);
6686 r
= sd_bus_message_append_strv(m
, names
);
6688 return bus_log_create_error(r
);
6690 if (send_preset_mode
) {
6691 r
= sd_bus_message_append(m
, "s", unit_file_preset_mode_to_string(arg_preset_mode
));
6693 return bus_log_create_error(r
);
6697 r
= sd_bus_message_append(m
, "b", arg_runtime
);
6699 return bus_log_create_error(r
);
6703 r
= sd_bus_message_append(m
, "b", arg_force
);
6705 return bus_log_create_error(r
);
6708 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
6710 return log_error_errno(r
, "Failed to %s unit: %s", verb
, bus_error_message(&error
, r
));
6712 if (expect_carries_install_info
) {
6713 r
= sd_bus_message_read(reply
, "b", &carries_install_info
);
6715 return bus_log_parse_error(r
);
6718 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
6722 /* Try to reload if enabled */
6724 r
= daemon_reload(argc
, argv
, userdata
);
6729 if (carries_install_info
== 0 && !ignore_carries_install_info
)
6730 log_notice("The unit files have no installation config (WantedBy=, RequiredBy=, Also=,\n"
6731 "Alias= settings in the [Install] section, and DefaultInstance= for template\n"
6732 "units). This means they are not meant to be enabled using systemctl.\n"
6733 " \n" /* trick: the space is needed so that the line does not get stripped from output */
6734 "Possible reasons for having this kind of units are:\n"
6735 "%1$s A unit may be statically enabled by being symlinked from another unit's\n"
6736 " .wants/ or .requires/ directory.\n"
6737 "%1$s A unit's purpose may be to act as a helper for some other unit which has\n"
6738 " a requirement dependency on it.\n"
6739 "%1$s A unit may be started when needed via activation (socket, path, timer,\n"
6740 " D-Bus, udev, scripted systemctl call, ...).\n"
6741 "%1$s In case of template units, the unit is meant to be enabled with some\n"
6742 " instance name specified.",
6743 special_glyph(SPECIAL_GLYPH_BULLET
));
6745 if (arg_now
&& STR_IN_SET(argv
[0], "enable", "disable", "mask")) {
6749 r
= acquire_bus(BUS_MANAGER
, &bus
);
6753 len
= strv_length(names
);
6755 char *new_args
[len
+ 2];
6757 new_args
[0] = (char*) (streq(argv
[0], "enable") ? "start" : "stop");
6758 for (i
= 0; i
< len
; i
++)
6759 new_args
[i
+ 1] = basename(names
[i
]);
6760 new_args
[i
+ 1] = NULL
;
6762 r
= start_unit(len
+ 1, new_args
, userdata
);
6767 unit_file_changes_free(changes
, n_changes
);
6772 static int add_dependency(int argc
, char *argv
[], void *userdata
) {
6773 _cleanup_strv_free_
char **names
= NULL
;
6774 _cleanup_free_
char *target
= NULL
;
6775 const char *verb
= argv
[0];
6776 UnitFileChange
*changes
= NULL
;
6777 size_t n_changes
= 0;
6784 r
= unit_name_mangle_with_suffix(argv
[1], arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
, ".target", &target
);
6786 return log_error_errno(r
, "Failed to mangle unit name: %m");
6788 r
= mangle_names(strv_skip(argv
, 2), &names
);
6792 if (streq(verb
, "add-wants"))
6794 else if (streq(verb
, "add-requires"))
6795 dep
= UNIT_REQUIRES
;
6797 assert_not_reached("Unknown verb");
6799 if (install_client_side()) {
6800 r
= unit_file_add_dependency(arg_scope
, args_to_flags(), arg_root
, names
, target
, dep
, &changes
, &n_changes
);
6801 unit_file_dump_changes(r
, "add dependency on", changes
, n_changes
, arg_quiet
);
6806 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
, *m
= NULL
;
6807 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6810 r
= acquire_bus(BUS_MANAGER
, &bus
);
6814 polkit_agent_open_maybe();
6816 r
= sd_bus_message_new_method_call(
6819 "org.freedesktop.systemd1",
6820 "/org/freedesktop/systemd1",
6821 "org.freedesktop.systemd1.Manager",
6822 "AddDependencyUnitFiles");
6824 return bus_log_create_error(r
);
6826 r
= sd_bus_message_append_strv(m
, names
);
6828 return bus_log_create_error(r
);
6830 r
= sd_bus_message_append(m
, "ssbb", target
, unit_dependency_to_string(dep
), arg_runtime
, arg_force
);
6832 return bus_log_create_error(r
);
6834 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
6836 return log_error_errno(r
, "Failed to add dependency: %s", bus_error_message(&error
, r
));
6838 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
6842 if (arg_no_reload
) {
6847 r
= daemon_reload(argc
, argv
, userdata
);
6851 unit_file_changes_free(changes
, n_changes
);
6856 static int preset_all(int argc
, char *argv
[], void *userdata
) {
6857 UnitFileChange
*changes
= NULL
;
6858 size_t n_changes
= 0;
6861 if (install_client_side()) {
6862 r
= unit_file_preset_all(arg_scope
, args_to_flags(), arg_root
, arg_preset_mode
, &changes
, &n_changes
);
6863 unit_file_dump_changes(r
, "preset", changes
, n_changes
, arg_quiet
);
6868 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6869 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
6872 r
= acquire_bus(BUS_MANAGER
, &bus
);
6876 polkit_agent_open_maybe();
6878 r
= sd_bus_call_method(
6880 "org.freedesktop.systemd1",
6881 "/org/freedesktop/systemd1",
6882 "org.freedesktop.systemd1.Manager",
6883 "PresetAllUnitFiles",
6887 unit_file_preset_mode_to_string(arg_preset_mode
),
6891 return log_error_errno(r
, "Failed to preset all units: %s", bus_error_message(&error
, r
));
6893 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
6897 if (arg_no_reload
) {
6902 r
= daemon_reload(argc
, argv
, userdata
);
6906 unit_file_changes_free(changes
, n_changes
);
6911 static int show_installation_targets_client_side(const char *name
) {
6912 UnitFileChange
*changes
= NULL
;
6913 size_t n_changes
= 0, i
;
6914 UnitFileFlags flags
;
6918 p
= STRV_MAKE(name
);
6919 flags
= UNIT_FILE_DRY_RUN
|
6920 (arg_runtime
? UNIT_FILE_RUNTIME
: 0);
6922 r
= unit_file_disable(UNIT_FILE_SYSTEM
, flags
, NULL
, p
, &changes
, &n_changes
);
6924 return log_error_errno(r
, "Failed to get file links for %s: %m", name
);
6926 for (i
= 0; i
< n_changes
; i
++)
6927 if (changes
[i
].type
== UNIT_FILE_UNLINK
)
6928 printf(" %s\n", changes
[i
].path
);
6933 static int show_installation_targets(sd_bus
*bus
, const char *name
) {
6934 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
6935 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6939 r
= sd_bus_call_method(
6941 "org.freedesktop.systemd1",
6942 "/org/freedesktop/systemd1",
6943 "org.freedesktop.systemd1.Manager",
6947 "sb", name
, arg_runtime
);
6949 return log_error_errno(r
, "Failed to get unit file links for %s: %s", name
, bus_error_message(&error
, r
));
6951 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "s");
6953 return bus_log_parse_error(r
);
6955 while ((r
= sd_bus_message_read(reply
, "s", &link
)) > 0)
6956 printf(" %s\n", link
);
6959 return bus_log_parse_error(r
);
6961 r
= sd_bus_message_exit_container(reply
);
6963 return bus_log_parse_error(r
);
6968 static int unit_is_enabled(int argc
, char *argv
[], void *userdata
) {
6969 _cleanup_strv_free_
char **names
= NULL
;
6974 r
= mangle_names(strv_skip(argv
, 1), &names
);
6978 r
= enable_sysv_units(argv
[0], names
);
6984 if (install_client_side()) {
6985 STRV_FOREACH(name
, names
) {
6986 UnitFileState state
;
6988 r
= unit_file_get_state(arg_scope
, arg_root
, *name
, &state
);
6990 return log_error_errno(r
, "Failed to get unit file state for %s: %m", *name
);
6994 UNIT_FILE_ENABLED_RUNTIME
,
6997 UNIT_FILE_GENERATED
))
7001 puts(unit_file_state_to_string(state
));
7003 r
= show_installation_targets_client_side(*name
);
7012 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
7015 r
= acquire_bus(BUS_MANAGER
, &bus
);
7019 STRV_FOREACH(name
, names
) {
7020 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
7023 r
= sd_bus_call_method(
7025 "org.freedesktop.systemd1",
7026 "/org/freedesktop/systemd1",
7027 "org.freedesktop.systemd1.Manager",
7033 return log_error_errno(r
, "Failed to get unit file state for %s: %s", *name
, bus_error_message(&error
, r
));
7035 r
= sd_bus_message_read(reply
, "s", &s
);
7037 return bus_log_parse_error(r
);
7039 if (STR_IN_SET(s
, "enabled", "enabled-runtime", "static", "indirect", "generated"))
7045 r
= show_installation_targets(bus
, *name
);
7053 return enabled
? EXIT_SUCCESS
: EXIT_FAILURE
;
7056 static int match_startup_finished(sd_bus_message
*m
, void *userdata
, sd_bus_error
*error
) {
7057 char **state
= userdata
;
7062 r
= sd_bus_get_property_string(
7063 sd_bus_message_get_bus(m
),
7064 "org.freedesktop.systemd1",
7065 "/org/freedesktop/systemd1",
7066 "org.freedesktop.systemd1.Manager",
7071 sd_event_exit(sd_bus_get_event(sd_bus_message_get_bus(m
)), r
);
7075 static int is_system_running(int argc
, char *argv
[], void *userdata
) {
7076 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
7077 _cleanup_(sd_bus_slot_unrefp
) sd_bus_slot
*slot_startup_finished
= NULL
;
7078 _cleanup_(sd_event_unrefp
) sd_event
* event
= NULL
;
7079 _cleanup_free_
char *state
= NULL
;
7083 if (running_in_chroot() > 0 || (arg_transport
== BUS_TRANSPORT_LOCAL
&& !sd_booted())) {
7086 return EXIT_FAILURE
;
7089 r
= acquire_bus(BUS_MANAGER
, &bus
);
7094 r
= sd_event_default(&event
);
7096 r
= sd_bus_attach_event(bus
, event
, 0);
7098 r
= sd_bus_match_signal_async(
7100 &slot_startup_finished
,
7101 "org.freedesktop.systemd1",
7102 "/org/freedesktop/systemd1",
7103 "org.freedesktop.systemd1.Manager",
7105 match_startup_finished
, NULL
, &state
);
7107 log_warning_errno(r
, "Failed to request match for StartupFinished: %m");
7112 r
= sd_bus_get_property_string(
7114 "org.freedesktop.systemd1",
7115 "/org/freedesktop/systemd1",
7116 "org.freedesktop.systemd1.Manager",
7121 log_warning_errno(r
, "Failed to query system state: %s", bus_error_message(&error
, r
));
7125 return EXIT_FAILURE
;
7128 if (arg_wait
&& STR_IN_SET(state
, "initializing", "starting")) {
7129 r
= sd_event_loop(event
);
7131 log_warning_errno(r
, "Failed to get property from event loop: %m");
7134 return EXIT_FAILURE
;
7141 return streq(state
, "running") ? EXIT_SUCCESS
: EXIT_FAILURE
;
7144 static int create_edit_temp_file(const char *new_path
, const char *original_path
, char **ret_tmp_fn
) {
7145 _cleanup_free_
char *t
= NULL
;
7149 assert(original_path
);
7152 r
= tempfn_random(new_path
, NULL
, &t
);
7154 return log_error_errno(r
, "Failed to determine temporary filename for \"%s\": %m", new_path
);
7156 r
= mkdir_parents(new_path
, 0755);
7158 return log_error_errno(r
, "Failed to create directories for \"%s\": %m", new_path
);
7160 r
= copy_file(original_path
, t
, 0, 0644, 0, COPY_REFLINK
);
7165 return log_error_errno(r
, "Failed to create temporary file \"%s\": %m", t
);
7168 return log_error_errno(r
, "Failed to create temporary file for \"%s\": %m", new_path
);
7170 *ret_tmp_fn
= TAKE_PTR(t
);
7175 static int get_file_to_edit(
7176 const LookupPaths
*paths
,
7180 _cleanup_free_
char *path
= NULL
, *run
= NULL
;
7185 path
= strjoin(paths
->persistent_config
, "/", name
);
7190 run
= strjoin(paths
->runtime_config
, "/", name
);
7196 if (access(path
, F_OK
) >= 0)
7197 return log_error_errno(SYNTHETIC_ERRNO(EEXIST
),
7198 "Refusing to create \"%s\" because it would be overridden by \"%s\" anyway.",
7201 *ret_path
= TAKE_PTR(run
);
7203 *ret_path
= TAKE_PTR(path
);
7208 static int unit_file_create_new(
7209 const LookupPaths
*paths
,
7210 const char *unit_name
,
7212 char **ret_new_path
,
7213 char **ret_tmp_path
) {
7215 _cleanup_free_
char *new_path
= NULL
, *tmp_path
= NULL
;
7220 assert(ret_new_path
);
7221 assert(ret_tmp_path
);
7223 ending
= strjoina(unit_name
, suffix
);
7224 r
= get_file_to_edit(paths
, ending
, &new_path
);
7228 r
= create_edit_temp_file(new_path
, new_path
, &tmp_path
);
7232 *ret_new_path
= TAKE_PTR(new_path
);
7233 *ret_tmp_path
= TAKE_PTR(tmp_path
);
7238 static int unit_file_create_copy(
7239 const LookupPaths
*paths
,
7240 const char *unit_name
,
7241 const char *fragment_path
,
7242 char **ret_new_path
,
7243 char **ret_tmp_path
) {
7245 _cleanup_free_
char *new_path
= NULL
, *tmp_path
= NULL
;
7248 assert(fragment_path
);
7250 assert(ret_new_path
);
7251 assert(ret_tmp_path
);
7253 r
= get_file_to_edit(paths
, unit_name
, &new_path
);
7257 if (!path_equal(fragment_path
, new_path
) && access(new_path
, F_OK
) >= 0) {
7260 r
= ask_char(&response
, "yn", "\"%s\" already exists. Overwrite with \"%s\"? [(y)es, (n)o] ", new_path
, fragment_path
);
7263 if (response
!= 'y')
7264 return log_warning_errno(SYNTHETIC_ERRNO(EKEYREJECTED
), "%s skipped.", unit_name
);
7267 r
= create_edit_temp_file(new_path
, fragment_path
, &tmp_path
);
7271 *ret_new_path
= TAKE_PTR(new_path
);
7272 *ret_tmp_path
= TAKE_PTR(tmp_path
);
7277 static int run_editor(char **paths
) {
7282 r
= safe_fork("(editor)", FORK_RESET_SIGNALS
|FORK_DEATHSIG
|FORK_RLIMIT_NOFILE_SAFE
|FORK_LOG
|FORK_WAIT
, NULL
);
7286 char **editor_args
= NULL
, **tmp_path
, **original_path
;
7287 size_t n_editor_args
= 0, i
= 1, argc
;
7288 const char **args
, *editor
, *p
;
7290 argc
= strv_length(paths
)/2 + 1;
7292 /* SYSTEMD_EDITOR takes precedence over EDITOR which takes precedence over VISUAL
7293 * If neither SYSTEMD_EDITOR nor EDITOR nor VISUAL are present,
7294 * we try to execute well known editors
7296 editor
= getenv("SYSTEMD_EDITOR");
7298 editor
= getenv("EDITOR");
7300 editor
= getenv("VISUAL");
7302 if (!isempty(editor
)) {
7303 editor_args
= strv_split(editor
, WHITESPACE
);
7306 _exit(EXIT_FAILURE
);
7308 n_editor_args
= strv_length(editor_args
);
7309 argc
+= n_editor_args
- 1;
7312 args
= newa(const char*, argc
+ 1);
7314 if (n_editor_args
> 0) {
7315 args
[0] = editor_args
[0];
7316 for (; i
< n_editor_args
; i
++)
7317 args
[i
] = editor_args
[i
];
7320 STRV_FOREACH_PAIR(original_path
, tmp_path
, paths
)
7321 args
[i
++] = *tmp_path
;
7324 if (n_editor_args
> 0)
7325 execvp(args
[0], (char* const*) args
);
7327 FOREACH_STRING(p
, "editor", "nano", "vim", "vi") {
7329 execvp(p
, (char* const*) args
);
7330 /* We do not fail if the editor doesn't exist
7331 * because we want to try each one of them before
7334 if (errno
!= ENOENT
) {
7335 log_error_errno(errno
, "Failed to execute %s: %m", editor
);
7336 _exit(EXIT_FAILURE
);
7340 log_error("Cannot edit unit(s), no editor available. Please set either $SYSTEMD_EDITOR, $EDITOR or $VISUAL.");
7341 _exit(EXIT_FAILURE
);
7347 static int find_paths_to_edit(sd_bus
*bus
, char **names
, char ***paths
) {
7348 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
7355 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
7359 STRV_FOREACH(name
, names
) {
7360 _cleanup_free_
char *path
= NULL
, *new_path
= NULL
, *tmp_path
= NULL
, *tmp_name
= NULL
;
7361 const char *unit_name
;
7363 r
= unit_find_paths(bus
, *name
, &lp
, false, &path
, NULL
);
7364 if (r
== -EKEYREJECTED
) {
7365 /* If loading of the unit failed server side complete, then the server won't tell us the unit
7366 * file path. In that case, find the file client side. */
7367 log_debug_errno(r
, "Unit '%s' was not loaded correctly, retrying client-side.", *name
);
7368 r
= unit_find_paths(bus
, *name
, &lp
, true, &path
, NULL
);
7371 return log_error_errno(r
, "Unit '%s' masked, cannot edit.", *name
);
7379 log_info("Run 'systemctl edit%s --force --full %s' to create a new unit.",
7380 arg_scope
== UNIT_FILE_GLOBAL
? " --global" :
7381 arg_scope
== UNIT_FILE_USER
? " --user" : "",
7386 /* Create a new unit from scratch */
7388 r
= unit_file_create_new(&lp
, unit_name
,
7389 arg_full
? NULL
: ".d/override.conf",
7390 &new_path
, &tmp_path
);
7394 unit_name
= basename(path
);
7395 /* We follow unit aliases, but we need to propagate the instance */
7396 if (unit_name_is_valid(*name
, UNIT_NAME_INSTANCE
) &&
7397 unit_name_is_valid(unit_name
, UNIT_NAME_TEMPLATE
)) {
7398 _cleanup_free_
char *instance
= NULL
;
7400 r
= unit_name_to_instance(*name
, &instance
);
7404 r
= unit_name_replace_instance(unit_name
, instance
, &tmp_name
);
7408 unit_name
= tmp_name
;
7412 r
= unit_file_create_copy(&lp
, unit_name
, path
, &new_path
, &tmp_path
);
7414 r
= unit_file_create_new(&lp
, unit_name
, ".d/override.conf", &new_path
, &tmp_path
);
7419 r
= strv_push_pair(paths
, new_path
, tmp_path
);
7423 new_path
= tmp_path
= NULL
;
7429 static int edit(int argc
, char *argv
[], void *userdata
) {
7430 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
7431 _cleanup_strv_free_
char **names
= NULL
;
7432 _cleanup_strv_free_
char **paths
= NULL
;
7433 char **original
, **tmp
;
7438 log_error("Cannot edit units if not on a tty.");
7442 if (arg_transport
!= BUS_TRANSPORT_LOCAL
) {
7443 log_error("Cannot edit units remotely.");
7447 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
7449 return log_error_errno(r
, "Failed to determine unit paths: %m");
7451 r
= acquire_bus(BUS_MANAGER
, &bus
);
7455 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
7457 return log_error_errno(r
, "Failed to expand names: %m");
7459 STRV_FOREACH(tmp
, names
) {
7460 r
= unit_is_masked(bus
, &lp
, *tmp
);
7464 log_error("Cannot edit %s: unit is masked.", *tmp
);
7469 r
= find_paths_to_edit(bus
, names
, &paths
);
7473 if (strv_isempty(paths
))
7476 r
= run_editor(paths
);
7480 STRV_FOREACH_PAIR(original
, tmp
, paths
) {
7481 /* If the temporary file is empty we ignore it.
7482 * This allows the user to cancel the modification.
7484 if (null_or_empty_path(*tmp
)) {
7485 log_warning("Editing \"%s\" canceled: temporary file is empty.", *original
);
7489 r
= rename(*tmp
, *original
);
7491 r
= log_error_errno(errno
, "Failed to rename \"%s\" to \"%s\": %m", *tmp
, *original
);
7498 if (!arg_no_reload
&& !install_client_side())
7499 r
= daemon_reload(argc
, argv
, userdata
);
7502 STRV_FOREACH_PAIR(original
, tmp
, paths
) {
7503 (void) unlink(*tmp
);
7505 /* Removing empty dropin dirs */
7507 _cleanup_free_
char *dir
;
7509 dir
= dirname_malloc(*original
);
7513 /* no need to check if the dir is empty, rmdir
7514 * does nothing if it is not the case.
7523 static int systemctl_help(void) {
7524 _cleanup_free_
char *link
= NULL
;
7527 (void) pager_open(arg_pager_flags
);
7529 r
= terminal_urlify_man("systemctl", "1", &link
);
7533 printf("%s [OPTIONS...] {COMMAND} ...\n\n"
7534 "Query or send control commands to the systemd manager.\n\n"
7535 " -h --help Show this help\n"
7536 " --version Show package version\n"
7537 " --system Connect to system manager\n"
7538 " --user Connect to user service manager\n"
7539 " -H --host=[USER@]HOST\n"
7540 " Operate on remote host\n"
7541 " -M --machine=CONTAINER\n"
7542 " Operate on local container\n"
7543 " -t --type=TYPE List units of a particular type\n"
7544 " --state=STATE List units with particular LOAD or SUB or ACTIVE state\n"
7545 " -p --property=NAME Show only properties by this name\n"
7546 " -a --all Show all properties/all units currently in memory,\n"
7547 " including dead/empty ones. To list all units installed on\n"
7548 " the system, use the 'list-unit-files' command instead.\n"
7549 " --failed Same as --state=failed\n"
7550 " -l --full Don't ellipsize unit names on output\n"
7551 " -r --recursive Show unit list of host and local containers\n"
7552 " --reverse Show reverse dependencies with 'list-dependencies'\n"
7553 " --job-mode=MODE Specify how to deal with already queued jobs, when\n"
7554 " queueing a new job\n"
7555 " --show-types When showing sockets, explicitly show their type\n"
7556 " --value When showing properties, only print the value\n"
7557 " -i --ignore-inhibitors\n"
7558 " When shutting down or sleeping, ignore inhibitors\n"
7559 " --kill-who=WHO Who to send signal to\n"
7560 " -s --signal=SIGNAL Which signal to send\n"
7561 " --now Start or stop unit in addition to enabling or disabling it\n"
7562 " --dry-run Only print what would be done\n"
7563 " -q --quiet Suppress output\n"
7564 " --wait For (re)start, wait until service stopped again\n"
7565 " For is-system-running, wait until startup is completed\n"
7566 " --no-block Do not wait until operation finished\n"
7567 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7568 " --no-reload Don't reload daemon after en-/dis-abling unit files\n"
7569 " --no-legend Do not print a legend (column headers and hints)\n"
7570 " --no-pager Do not pipe output into a pager\n"
7571 " --no-ask-password\n"
7572 " Do not ask for system passwords\n"
7573 " --global Enable/disable/mask unit files globally\n"
7574 " --runtime Enable/disable/mask unit files temporarily until next\n"
7576 " -f --force When enabling unit files, override existing symlinks\n"
7577 " When shutting down, execute action immediately\n"
7578 " --preset-mode= Apply only enable, only disable, or all presets\n"
7579 " --root=PATH Enable/disable/mask unit files in the specified root\n"
7581 " -n --lines=INTEGER Number of journal entries to show\n"
7582 " -o --output=STRING Change journal output mode (short, short-precise,\n"
7583 " short-iso, short-iso-precise, short-full,\n"
7584 " short-monotonic, short-unix,\n"
7585 " verbose, export, json, json-pretty, json-sse, cat)\n"
7586 " --firmware-setup Tell the firmware to show the setup menu on next boot\n"
7587 " --boot-loader-menu=TIME\n"
7588 " Boot into boot loader menu on next boot\n"
7589 " --boot-loader-entry=NAME\n"
7590 " Boot into a specific boot loader entry on next boot\n"
7591 " --plain Print unit dependencies as a list instead of a tree\n\n"
7593 " list-units [PATTERN...] List units currently in memory\n"
7594 " list-sockets [PATTERN...] List socket units currently in memory,\n"
7595 " ordered by address\n"
7596 " list-timers [PATTERN...] List timer units currently in memory,\n"
7597 " ordered by next elapse\n"
7598 " start UNIT... Start (activate) one or more units\n"
7599 " stop UNIT... Stop (deactivate) one or more units\n"
7600 " reload UNIT... Reload one or more units\n"
7601 " restart UNIT... Start or restart one or more units\n"
7602 " try-restart UNIT... Restart one or more units if active\n"
7603 " reload-or-restart UNIT... Reload one or more units if possible,\n"
7604 " otherwise start or restart\n"
7605 " try-reload-or-restart UNIT... If active, reload one or more units,\n"
7606 " if supported, otherwise restart\n"
7607 " isolate UNIT Start one unit and stop all others\n"
7608 " kill UNIT... Send signal to processes of a unit\n"
7609 " is-active PATTERN... Check whether units are active\n"
7610 " is-failed PATTERN... Check whether units are failed\n"
7611 " status [PATTERN...|PID...] Show runtime status of one or more units\n"
7612 " show [PATTERN...|JOB...] Show properties of one or more\n"
7613 " units/jobs or the manager\n"
7614 " cat PATTERN... Show files and drop-ins of specified units\n"
7615 " set-property UNIT PROPERTY=VALUE... Sets one or more properties of a unit\n"
7616 " help PATTERN...|PID... Show manual for one or more units\n"
7617 " reset-failed [PATTERN...] Reset failed state for all, one, or more\n"
7619 " list-dependencies [UNIT] Recursively show units which are required\n"
7620 " or wanted by this unit or by which this\n"
7621 " unit is required or wanted\n\n"
7622 "Unit File Commands:\n"
7623 " list-unit-files [PATTERN...] List installed unit files\n"
7624 " enable [UNIT...|PATH...] Enable one or more unit files\n"
7625 " disable UNIT... Disable one or more unit files\n"
7626 " reenable UNIT... Reenable one or more unit files\n"
7627 " preset UNIT... Enable/disable one or more unit files\n"
7628 " based on preset configuration\n"
7629 " preset-all Enable/disable all unit files based on\n"
7630 " preset configuration\n"
7631 " is-enabled UNIT... Check whether unit files are enabled\n"
7632 " mask UNIT... Mask one or more units\n"
7633 " unmask UNIT... Unmask one or more units\n"
7634 " link PATH... Link one or more units files into\n"
7635 " the search path\n"
7636 " revert UNIT... Revert one or more unit files to vendor\n"
7638 " add-wants TARGET UNIT... Add 'Wants' dependency for the target\n"
7639 " on specified one or more units\n"
7640 " add-requires TARGET UNIT... Add 'Requires' dependency for the target\n"
7641 " on specified one or more units\n"
7642 " edit UNIT... Edit one or more unit files\n"
7643 " get-default Get the name of the default target\n"
7644 " set-default TARGET Set the default target\n\n"
7645 "Machine Commands:\n"
7646 " list-machines [PATTERN...] List local containers and host\n\n"
7648 " list-jobs [PATTERN...] List jobs\n"
7649 " cancel [JOB...] Cancel all, one, or more jobs\n\n"
7650 "Environment Commands:\n"
7651 " show-environment Dump environment\n"
7652 " set-environment VARIABLE=VALUE... Set one or more environment variables\n"
7653 " unset-environment VARIABLE... Unset one or more environment variables\n"
7654 " import-environment [VARIABLE...] Import all or some environment variables\n\n"
7655 "Manager Lifecycle Commands:\n"
7656 " daemon-reload Reload systemd manager configuration\n"
7657 " daemon-reexec Reexecute systemd manager\n\n"
7658 "System Commands:\n"
7659 " is-system-running Check whether system is fully running\n"
7660 " default Enter system default mode\n"
7661 " rescue Enter system rescue mode\n"
7662 " emergency Enter system emergency mode\n"
7663 " halt Shut down and halt the system\n"
7664 " poweroff Shut down and power-off the system\n"
7665 " reboot [ARG] Shut down and reboot the system\n"
7666 " kexec Shut down and reboot the system with kexec\n"
7667 " exit [EXIT_CODE] Request user instance or container exit\n"
7668 " switch-root ROOT [INIT] Change to a different root file system\n"
7669 " suspend Suspend the system\n"
7670 " hibernate Hibernate the system\n"
7671 " hybrid-sleep Hibernate and suspend the system\n"
7672 " suspend-then-hibernate Suspend the system, wake after a period of\n"
7673 " time and put it into hibernate\n"
7674 "\nSee the %s for details.\n"
7675 , program_invocation_short_name
7682 static int halt_help(void) {
7683 _cleanup_free_
char *link
= NULL
;
7686 r
= terminal_urlify_man("halt", "8", &link
);
7690 printf("%s [OPTIONS...]%s\n\n"
7691 "%s the system.\n\n"
7692 " --help Show this help\n"
7693 " --halt Halt the machine\n"
7694 " -p --poweroff Switch off the machine\n"
7695 " --reboot Reboot the machine\n"
7696 " -f --force Force immediate halt/power-off/reboot\n"
7697 " -w --wtmp-only Don't halt/power-off/reboot, just write wtmp record\n"
7698 " -d --no-wtmp Don't write wtmp record\n"
7699 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7700 "\nSee the %s for details.\n"
7701 , program_invocation_short_name
7702 , arg_action
== ACTION_REBOOT
? " [ARG]" : "",
7703 arg_action
== ACTION_REBOOT
? "Reboot" :
7704 arg_action
== ACTION_POWEROFF
? "Power off" :
7712 static int shutdown_help(void) {
7713 _cleanup_free_
char *link
= NULL
;
7716 r
= terminal_urlify_man("shutdown", "8", &link
);
7720 printf("%s [OPTIONS...] [TIME] [WALL...]\n\n"
7721 "Shut down the system.\n\n"
7722 " --help Show this help\n"
7723 " -H --halt Halt the machine\n"
7724 " -P --poweroff Power-off the machine\n"
7725 " -r --reboot Reboot the machine\n"
7726 " -h Equivalent to --poweroff, overridden by --halt\n"
7727 " -k Don't halt/power-off/reboot, just send warnings\n"
7728 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7729 " -c Cancel a pending shutdown\n"
7730 "\nSee the %s for details.\n"
7731 , program_invocation_short_name
7738 static int telinit_help(void) {
7739 _cleanup_free_
char *link
= NULL
;
7742 r
= terminal_urlify_man("telinit", "8", &link
);
7746 printf("%s [OPTIONS...] {COMMAND}\n\n"
7747 "Send control commands to the init daemon.\n\n"
7748 " --help Show this help\n"
7749 " --no-wall Don't send wall message before halt/power-off/reboot\n\n"
7751 " 0 Power-off the machine\n"
7752 " 6 Reboot the machine\n"
7753 " 2, 3, 4, 5 Start runlevelX.target unit\n"
7754 " 1, s, S Enter rescue mode\n"
7755 " q, Q Reload init daemon configuration\n"
7756 " u, U Reexecute init daemon\n"
7757 "\nSee the %s for details.\n"
7758 , program_invocation_short_name
7765 static int runlevel_help(void) {
7766 _cleanup_free_
char *link
= NULL
;
7769 r
= terminal_urlify_man("runlevel", "8", &link
);
7773 printf("%s [OPTIONS...]\n\n"
7774 "Prints the previous and current runlevel of the init system.\n\n"
7775 " --help Show this help\n"
7776 "\nSee the %s for details.\n"
7777 , program_invocation_short_name
7784 static void help_types(void) {
7786 puts("Available unit types:");
7788 DUMP_STRING_TABLE(unit_type
, UnitType
, _UNIT_TYPE_MAX
);
7791 static void help_states(void) {
7793 puts("Available unit load states:");
7794 DUMP_STRING_TABLE(unit_load_state
, UnitLoadState
, _UNIT_LOAD_STATE_MAX
);
7797 puts("\nAvailable unit active states:");
7798 DUMP_STRING_TABLE(unit_active_state
, UnitActiveState
, _UNIT_ACTIVE_STATE_MAX
);
7801 puts("\nAvailable automount unit substates:");
7802 DUMP_STRING_TABLE(automount_state
, AutomountState
, _AUTOMOUNT_STATE_MAX
);
7805 puts("\nAvailable device unit substates:");
7806 DUMP_STRING_TABLE(device_state
, DeviceState
, _DEVICE_STATE_MAX
);
7809 puts("\nAvailable mount unit substates:");
7810 DUMP_STRING_TABLE(mount_state
, MountState
, _MOUNT_STATE_MAX
);
7813 puts("\nAvailable path unit substates:");
7814 DUMP_STRING_TABLE(path_state
, PathState
, _PATH_STATE_MAX
);
7817 puts("\nAvailable scope unit substates:");
7818 DUMP_STRING_TABLE(scope_state
, ScopeState
, _SCOPE_STATE_MAX
);
7821 puts("\nAvailable service unit substates:");
7822 DUMP_STRING_TABLE(service_state
, ServiceState
, _SERVICE_STATE_MAX
);
7825 puts("\nAvailable slice unit substates:");
7826 DUMP_STRING_TABLE(slice_state
, SliceState
, _SLICE_STATE_MAX
);
7829 puts("\nAvailable socket unit substates:");
7830 DUMP_STRING_TABLE(socket_state
, SocketState
, _SOCKET_STATE_MAX
);
7833 puts("\nAvailable swap unit substates:");
7834 DUMP_STRING_TABLE(swap_state
, SwapState
, _SWAP_STATE_MAX
);
7837 puts("\nAvailable target unit substates:");
7838 DUMP_STRING_TABLE(target_state
, TargetState
, _TARGET_STATE_MAX
);
7841 puts("\nAvailable timer unit substates:");
7842 DUMP_STRING_TABLE(timer_state
, TimerState
, _TIMER_STATE_MAX
);
7845 static int help_boot_loader_entry(void) {
7846 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
7847 _cleanup_free_
char **l
= NULL
;
7852 r
= acquire_bus(BUS_FULL
, &bus
);
7856 r
= sd_bus_get_property_strv(
7858 "org.freedesktop.login1",
7859 "/org/freedesktop/login1",
7860 "org.freedesktop.login1.Manager",
7861 "BootLoaderEntries",
7865 return log_error_errno(r
, "Failed to enumerate boot loader entries: %s", bus_error_message(&error
, r
));
7867 if (strv_isempty(l
)) {
7868 log_error("No boot loader entries discovered.");
7878 static int systemctl_parse_argv(int argc
, char *argv
[]) {
7887 ARG_IGNORE_DEPENDENCIES
,
7900 ARG_NO_ASK_PASSWORD
,
7908 ARG_BOOT_LOADER_MENU
,
7909 ARG_BOOT_LOADER_ENTRY
,
7915 static const struct option options
[] = {
7916 { "help", no_argument
, NULL
, 'h' },
7917 { "version", no_argument
, NULL
, ARG_VERSION
},
7918 { "type", required_argument
, NULL
, 't' },
7919 { "property", required_argument
, NULL
, 'p' },
7920 { "all", no_argument
, NULL
, 'a' },
7921 { "reverse", no_argument
, NULL
, ARG_REVERSE
},
7922 { "after", no_argument
, NULL
, ARG_AFTER
},
7923 { "before", no_argument
, NULL
, ARG_BEFORE
},
7924 { "show-types", no_argument
, NULL
, ARG_SHOW_TYPES
},
7925 { "failed", no_argument
, NULL
, ARG_FAILED
}, /* compatibility only */
7926 { "full", no_argument
, NULL
, 'l' },
7927 { "job-mode", required_argument
, NULL
, ARG_JOB_MODE
},
7928 { "fail", no_argument
, NULL
, ARG_FAIL
}, /* compatibility only */
7929 { "irreversible", no_argument
, NULL
, ARG_IRREVERSIBLE
}, /* compatibility only */
7930 { "ignore-dependencies", no_argument
, NULL
, ARG_IGNORE_DEPENDENCIES
}, /* compatibility only */
7931 { "ignore-inhibitors", no_argument
, NULL
, 'i' },
7932 { "value", no_argument
, NULL
, ARG_VALUE
},
7933 { "user", no_argument
, NULL
, ARG_USER
},
7934 { "system", no_argument
, NULL
, ARG_SYSTEM
},
7935 { "global", no_argument
, NULL
, ARG_GLOBAL
},
7936 { "wait", no_argument
, NULL
, ARG_WAIT
},
7937 { "no-block", no_argument
, NULL
, ARG_NO_BLOCK
},
7938 { "no-legend", no_argument
, NULL
, ARG_NO_LEGEND
},
7939 { "no-pager", no_argument
, NULL
, ARG_NO_PAGER
},
7940 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
7941 { "dry-run", no_argument
, NULL
, ARG_DRY_RUN
},
7942 { "quiet", no_argument
, NULL
, 'q' },
7943 { "root", required_argument
, NULL
, ARG_ROOT
},
7944 { "force", no_argument
, NULL
, 'f' },
7945 { "no-reload", no_argument
, NULL
, ARG_NO_RELOAD
},
7946 { "kill-who", required_argument
, NULL
, ARG_KILL_WHO
},
7947 { "signal", required_argument
, NULL
, 's' },
7948 { "no-ask-password", no_argument
, NULL
, ARG_NO_ASK_PASSWORD
},
7949 { "host", required_argument
, NULL
, 'H' },
7950 { "machine", required_argument
, NULL
, 'M' },
7951 { "runtime", no_argument
, NULL
, ARG_RUNTIME
},
7952 { "lines", required_argument
, NULL
, 'n' },
7953 { "output", required_argument
, NULL
, 'o' },
7954 { "plain", no_argument
, NULL
, ARG_PLAIN
},
7955 { "state", required_argument
, NULL
, ARG_STATE
},
7956 { "recursive", no_argument
, NULL
, 'r' },
7957 { "preset-mode", required_argument
, NULL
, ARG_PRESET_MODE
},
7958 { "firmware-setup", no_argument
, NULL
, ARG_FIRMWARE_SETUP
},
7959 { "boot-loader-menu", required_argument
, NULL
, ARG_BOOT_LOADER_MENU
},
7960 { "boot-loader-entry", required_argument
, NULL
, ARG_BOOT_LOADER_ENTRY
},
7961 { "now", no_argument
, NULL
, ARG_NOW
},
7962 { "message", required_argument
, NULL
, ARG_MESSAGE
},
7972 /* we default to allowing interactive authorization only in systemctl (not in the legacy commands) */
7973 arg_ask_password
= true;
7975 while ((c
= getopt_long(argc
, argv
, "ht:p:alqfs:H:M:n:o:ir.::", options
, NULL
)) >= 0)
7980 return systemctl_help();
7986 if (isempty(optarg
))
7987 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
7988 "--type= requires arguments.");
7990 for (p
= optarg
;;) {
7991 _cleanup_free_
char *type
= NULL
;
7993 r
= extract_first_word(&p
, &type
, ",", 0);
7995 return log_error_errno(r
, "Failed to parse type: %s", optarg
);
7999 if (streq(type
, "help")) {
8004 if (unit_type_from_string(type
) >= 0) {
8005 if (strv_push(&arg_types
, type
) < 0)
8011 /* It's much nicer to use --state= for
8012 * load states, but let's support this
8013 * in --types= too for compatibility
8014 * with old versions */
8015 if (unit_load_state_from_string(type
) >= 0) {
8016 if (strv_push(&arg_states
, type
) < 0)
8022 log_error("Unknown unit type or load state '%s'.", type
);
8023 return log_info_errno(SYNTHETIC_ERRNO(EINVAL
),
8024 "Use -t help to see a list of allowed values.");
8031 /* Make sure that if the empty property list
8032 was specified, we won't show any properties. */
8033 if (isempty(optarg
) && !arg_properties
) {
8034 arg_properties
= new0(char*, 1);
8035 if (!arg_properties
)
8038 for (p
= optarg
;;) {
8039 _cleanup_free_
char *prop
= NULL
;
8041 r
= extract_first_word(&p
, &prop
, ",", 0);
8043 return log_error_errno(r
, "Failed to parse property: %s", optarg
);
8047 if (strv_push(&arg_properties
, prop
) < 0)
8053 /* If the user asked for a particular
8054 * property, show it to him, even if it is
8066 arg_dependency
= DEPENDENCY_REVERSE
;
8070 arg_dependency
= DEPENDENCY_AFTER
;
8071 arg_jobs_after
= true;
8075 arg_dependency
= DEPENDENCY_BEFORE
;
8076 arg_jobs_before
= true;
8079 case ARG_SHOW_TYPES
:
8080 arg_show_types
= true;
8088 arg_job_mode
= optarg
;
8092 arg_job_mode
= "fail";
8095 case ARG_IRREVERSIBLE
:
8096 arg_job_mode
= "replace-irreversibly";
8099 case ARG_IGNORE_DEPENDENCIES
:
8100 arg_job_mode
= "ignore-dependencies";
8104 arg_scope
= UNIT_FILE_USER
;
8108 arg_scope
= UNIT_FILE_SYSTEM
;
8112 arg_scope
= UNIT_FILE_GLOBAL
;
8120 arg_no_block
= true;
8124 arg_no_legend
= true;
8128 arg_pager_flags
|= PAGER_DISABLE
;
8136 r
= parse_path_argument_and_warn(optarg
, false, &arg_root
);
8146 if (strv_extend(&arg_states
, "failed") < 0)
8164 arg_no_reload
= true;
8168 arg_kill_who
= optarg
;
8172 if (streq(optarg
, "help")) {
8173 DUMP_STRING_TABLE(signal
, int, _NSIG
);
8177 arg_signal
= signal_from_string(optarg
);
8179 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8180 "Failed to parse signal string %s.",
8184 case ARG_NO_ASK_PASSWORD
:
8185 arg_ask_password
= false;
8189 arg_transport
= BUS_TRANSPORT_REMOTE
;
8194 arg_transport
= BUS_TRANSPORT_MACHINE
;
8203 if (safe_atou(optarg
, &arg_lines
) < 0)
8204 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8205 "Failed to parse lines '%s'",
8210 if (streq(optarg
, "help")) {
8211 DUMP_STRING_TABLE(output_mode
, OutputMode
, _OUTPUT_MODE_MAX
);
8215 arg_output
= output_mode_from_string(optarg
);
8217 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8218 "Unknown output '%s'.",
8223 arg_ignore_inhibitors
= true;
8230 case ARG_FIRMWARE_SETUP
:
8231 arg_firmware_setup
= true;
8234 case ARG_BOOT_LOADER_MENU
:
8236 r
= parse_sec(optarg
, &arg_boot_loader_menu
);
8238 return log_error_errno(r
, "Failed to parse --boot-loader-menu= argument '%s': %m", optarg
);
8242 case ARG_BOOT_LOADER_ENTRY
:
8244 if (streq(optarg
, "help")) { /* Yes, this means, "help" is not a valid boot loader entry name we can deal with */
8245 r
= help_boot_loader_entry();
8252 arg_boot_loader_entry
= empty_to_null(optarg
);
8256 if (isempty(optarg
))
8257 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8258 "--state= requires arguments.");
8260 for (p
= optarg
;;) {
8261 _cleanup_free_
char *s
= NULL
;
8263 r
= extract_first_word(&p
, &s
, ",", 0);
8265 return log_error_errno(r
, "Failed to parse state: %s", optarg
);
8269 if (streq(s
, "help")) {
8274 if (strv_push(&arg_states
, s
) < 0)
8284 return log_error_errno(SYNTHETIC_ERRNO(EPERM
),
8285 "--recursive requires root privileges.");
8287 arg_recursive
= true;
8290 case ARG_PRESET_MODE
:
8291 if (streq(optarg
, "help")) {
8292 DUMP_STRING_TABLE(unit_file_preset_mode
, UnitFilePresetMode
, _UNIT_FILE_PRESET_MAX
);
8296 arg_preset_mode
= unit_file_preset_mode_from_string(optarg
);
8297 if (arg_preset_mode
< 0)
8298 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8299 "Failed to parse preset mode: %s.", optarg
);
8308 if (strv_extend(&arg_wall
, optarg
) < 0)
8313 /* Output an error mimicking getopt, and print a hint afterwards */
8314 log_error("%s: invalid option -- '.'", program_invocation_name
);
8315 log_notice("Hint: to specify units starting with a dash, use \"--\":\n"
8316 " %s [OPTIONS...] {COMMAND} -- -.%s ...",
8317 program_invocation_name
, optarg
?: "mount");
8324 assert_not_reached("Unhandled option");
8327 if (arg_transport
!= BUS_TRANSPORT_LOCAL
&& arg_scope
!= UNIT_FILE_SYSTEM
)
8328 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8329 "Cannot access user instance remotely.");
8331 if (arg_wait
&& arg_no_block
)
8332 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8333 "--wait may not be combined with --no-block.");
8338 static int halt_parse_argv(int argc
, char *argv
[]) {
8346 static const struct option options
[] = {
8347 { "help", no_argument
, NULL
, ARG_HELP
},
8348 { "halt", no_argument
, NULL
, ARG_HALT
},
8349 { "poweroff", no_argument
, NULL
, 'p' },
8350 { "reboot", no_argument
, NULL
, ARG_REBOOT
},
8351 { "force", no_argument
, NULL
, 'f' },
8352 { "wtmp-only", no_argument
, NULL
, 'w' },
8353 { "no-wtmp", no_argument
, NULL
, 'd' },
8354 { "no-sync", no_argument
, NULL
, 'n' },
8355 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
8364 if (utmp_get_runlevel(&runlevel
, NULL
) >= 0)
8365 if (IN_SET(runlevel
, '0', '6'))
8368 while ((c
= getopt_long(argc
, argv
, "pfwdnih", options
, NULL
)) >= 0)
8375 arg_action
= ACTION_HALT
;
8379 if (arg_action
!= ACTION_REBOOT
)
8380 arg_action
= ACTION_POWEROFF
;
8384 arg_action
= ACTION_REBOOT
;
8409 /* Compatibility nops */
8416 assert_not_reached("Unhandled option");
8419 if (arg_action
== ACTION_REBOOT
&& (argc
== optind
|| argc
== optind
+ 1)) {
8420 r
= update_reboot_parameter_and_warn(argc
== optind
+ 1 ? argv
[optind
] : NULL
);
8423 } else if (optind
< argc
)
8424 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8425 "Too many arguments.");
8430 static int parse_shutdown_time_spec(const char *t
, usec_t
*_u
) {
8434 if (streq(t
, "now"))
8436 else if (!strchr(t
, ':')) {
8439 if (safe_atou64(t
, &u
) < 0)
8442 *_u
= now(CLOCK_REALTIME
) + USEC_PER_MINUTE
* u
;
8451 hour
= strtol(t
, &e
, 10);
8452 if (errno
> 0 || *e
!= ':' || hour
< 0 || hour
> 23)
8455 minute
= strtol(e
+1, &e
, 10);
8456 if (errno
> 0 || *e
!= 0 || minute
< 0 || minute
> 59)
8459 n
= now(CLOCK_REALTIME
);
8460 s
= (time_t) (n
/ USEC_PER_SEC
);
8462 assert_se(localtime_r(&s
, &tm
));
8464 tm
.tm_hour
= (int) hour
;
8465 tm
.tm_min
= (int) minute
;
8471 *_u
= (usec_t
) s
* USEC_PER_SEC
;
8474 *_u
+= USEC_PER_DAY
;
8480 static int shutdown_parse_argv(int argc
, char *argv
[]) {
8486 static const struct option options
[] = {
8487 { "help", no_argument
, NULL
, ARG_HELP
},
8488 { "halt", no_argument
, NULL
, 'H' },
8489 { "poweroff", no_argument
, NULL
, 'P' },
8490 { "reboot", no_argument
, NULL
, 'r' },
8491 { "kexec", no_argument
, NULL
, 'K' }, /* not documented extension */
8492 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
8502 while ((c
= getopt_long(argc
, argv
, "HPrhkKat:fFc", options
, NULL
)) >= 0)
8506 return shutdown_help();
8509 arg_action
= ACTION_HALT
;
8513 arg_action
= ACTION_POWEROFF
;
8518 arg_action
= ACTION_KEXEC
;
8520 arg_action
= ACTION_REBOOT
;
8524 arg_action
= ACTION_KEXEC
;
8528 if (arg_action
!= ACTION_HALT
)
8529 arg_action
= ACTION_POWEROFF
;
8541 case 't': /* Note that we also ignore any passed argument to -t, not just the -t itself */
8544 /* Compatibility nops */
8548 arg_action
= ACTION_CANCEL_SHUTDOWN
;
8555 assert_not_reached("Unhandled option");
8558 if (argc
> optind
&& arg_action
!= ACTION_CANCEL_SHUTDOWN
) {
8559 r
= parse_shutdown_time_spec(argv
[optind
], &arg_when
);
8561 log_error("Failed to parse time specification: %s", argv
[optind
]);
8565 arg_when
= now(CLOCK_REALTIME
) + USEC_PER_MINUTE
;
8567 if (argc
> optind
&& arg_action
== ACTION_CANCEL_SHUTDOWN
)
8568 /* No time argument for shutdown cancel */
8569 wall
= argv
+ optind
;
8570 else if (argc
> optind
+ 1)
8571 /* We skip the time argument */
8572 wall
= argv
+ optind
+ 1;
8575 arg_wall
= strv_copy(wall
);
8585 static int telinit_parse_argv(int argc
, char *argv
[]) {
8591 static const struct option options
[] = {
8592 { "help", no_argument
, NULL
, ARG_HELP
},
8593 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
8597 static const struct {
8601 { '0', ACTION_POWEROFF
},
8602 { '6', ACTION_REBOOT
},
8603 { '1', ACTION_RESCUE
},
8604 { '2', ACTION_RUNLEVEL2
},
8605 { '3', ACTION_RUNLEVEL3
},
8606 { '4', ACTION_RUNLEVEL4
},
8607 { '5', ACTION_RUNLEVEL5
},
8608 { 's', ACTION_RESCUE
},
8609 { 'S', ACTION_RESCUE
},
8610 { 'q', ACTION_RELOAD
},
8611 { 'Q', ACTION_RELOAD
},
8612 { 'u', ACTION_REEXEC
},
8613 { 'U', ACTION_REEXEC
}
8622 while ((c
= getopt_long(argc
, argv
, "", options
, NULL
)) >= 0)
8626 return telinit_help();
8636 assert_not_reached("Unhandled option");
8640 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8641 "%s: required argument missing.",
8642 program_invocation_short_name
);
8644 if (optind
+ 1 < argc
)
8645 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8646 "Too many arguments.");
8648 if (strlen(argv
[optind
]) != 1)
8649 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8650 "Expected single character argument.");
8652 for (i
= 0; i
< ELEMENTSOF(table
); i
++)
8653 if (table
[i
].from
== argv
[optind
][0])
8656 if (i
>= ELEMENTSOF(table
))
8657 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8658 "Unknown command '%s'.", argv
[optind
]);
8660 arg_action
= table
[i
].to
;
8667 static int runlevel_parse_argv(int argc
, char *argv
[]) {
8672 static const struct option options
[] = {
8673 { "help", no_argument
, NULL
, ARG_HELP
},
8682 while ((c
= getopt_long(argc
, argv
, "", options
, NULL
)) >= 0)
8686 return runlevel_help();
8692 assert_not_reached("Unhandled option");
8696 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8697 "Too many arguments.");
8702 static int parse_argv(int argc
, char *argv
[]) {
8706 if (program_invocation_short_name
) {
8708 if (strstr(program_invocation_short_name
, "halt")) {
8709 arg_action
= ACTION_HALT
;
8710 return halt_parse_argv(argc
, argv
);
8712 } else if (strstr(program_invocation_short_name
, "poweroff")) {
8713 arg_action
= ACTION_POWEROFF
;
8714 return halt_parse_argv(argc
, argv
);
8716 } else if (strstr(program_invocation_short_name
, "reboot")) {
8718 arg_action
= ACTION_KEXEC
;
8720 arg_action
= ACTION_REBOOT
;
8721 return halt_parse_argv(argc
, argv
);
8723 } else if (strstr(program_invocation_short_name
, "shutdown")) {
8724 arg_action
= ACTION_POWEROFF
;
8725 return shutdown_parse_argv(argc
, argv
);
8727 } else if (strstr(program_invocation_short_name
, "init")) {
8729 /* Matches invocations as "init" as well as "telinit", which are synonymous when run as PID !=
8732 * On SysV "telinit" was the official command to communicate with PID 1, but "init" would
8733 * redirect itself to "telinit" if called with PID != 1. We follow the same logic here still,
8734 * though we add one level of indirection, as we implement "telinit" in "systemctl". Hence, for
8735 * us if you invoke "init" you get "systemd", but it will execve() "systemctl" immediately with
8736 * argv[] unmodified if PID is != 1. If you invoke "telinit" you directly get "systemctl". In
8737 * both cases we shall do the same thing, which is why we do strstr(p_i_s_n, "init") here, as a
8738 * quick way to match both.
8740 * Also see redirect_telinit() in src/core/main.c. */
8742 if (sd_booted() > 0) {
8743 arg_action
= _ACTION_INVALID
;
8744 return telinit_parse_argv(argc
, argv
);
8746 /* Hmm, so some other init system is running, we need to forward this request to
8747 * it. For now we simply guess that it is Upstart. */
8749 (void) rlimit_nofile_safe();
8750 execv(TELINIT
, argv
);
8752 return log_error_errno(SYNTHETIC_ERRNO(EIO
),
8753 "Couldn't find an alternative telinit implementation to spawn.");
8756 } else if (strstr(program_invocation_short_name
, "runlevel")) {
8757 arg_action
= ACTION_RUNLEVEL
;
8758 return runlevel_parse_argv(argc
, argv
);
8762 arg_action
= ACTION_SYSTEMCTL
;
8763 return systemctl_parse_argv(argc
, argv
);
8766 #if HAVE_SYSV_COMPAT
8767 _pure_
static int action_to_runlevel(void) {
8768 static const char table
[_ACTION_MAX
] = {
8769 [ACTION_HALT
] = '0',
8770 [ACTION_POWEROFF
] = '0',
8771 [ACTION_REBOOT
] = '6',
8772 [ACTION_RUNLEVEL2
] = '2',
8773 [ACTION_RUNLEVEL3
] = '3',
8774 [ACTION_RUNLEVEL4
] = '4',
8775 [ACTION_RUNLEVEL5
] = '5',
8776 [ACTION_RESCUE
] = '1'
8779 assert(arg_action
>= 0 && arg_action
< _ACTION_MAX
);
8781 return table
[arg_action
];
8785 static int talk_initctl(void) {
8786 #if HAVE_SYSV_COMPAT
8787 struct init_request request
= {
8788 .magic
= INIT_MAGIC
,
8790 .cmd
= INIT_CMD_RUNLVL
8793 _cleanup_close_
int fd
= -1;
8798 rl
= action_to_runlevel();
8802 request
.runlevel
= rl
;
8804 FOREACH_STRING(p
, "/run/initctl", "/dev/initctl") {
8805 fd
= open(p
, O_WRONLY
|O_NONBLOCK
|O_CLOEXEC
|O_NOCTTY
);
8806 if (fd
>= 0 || errno
!= ENOENT
)
8810 if (errno
== ENOENT
)
8813 return log_error_errno(errno
, "Failed to open initctl fifo: %m");
8816 r
= loop_write(fd
, &request
, sizeof(request
), false);
8818 return log_error_errno(r
, "Failed to write to %s: %m", p
);
8826 static int systemctl_main(int argc
, char *argv
[]) {
8827 static const Verb verbs
[] = {
8828 { "list-units", VERB_ANY
, VERB_ANY
, VERB_DEFAULT
|VERB_ONLINE_ONLY
, list_units
},
8829 { "list-unit-files", VERB_ANY
, VERB_ANY
, 0, list_unit_files
},
8830 { "list-sockets", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_sockets
},
8831 { "list-timers", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_timers
},
8832 { "list-jobs", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_jobs
},
8833 { "list-machines", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
|VERB_MUST_BE_ROOT
, list_machines
},
8834 { "clear-jobs", VERB_ANY
, 1, VERB_ONLINE_ONLY
, trivial_method
},
8835 { "cancel", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, cancel_job
},
8836 { "start", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8837 { "stop", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8838 { "condstop", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with ALTLinux */
8839 { "reload", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8840 { "restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8841 { "try-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8842 { "reload-or-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8843 { "reload-or-try-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatbility with old systemctl <= 228 */
8844 { "try-reload-or-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8845 { "force-reload", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with SysV */
8846 { "condreload", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with ALTLinux */
8847 { "condrestart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with RH */
8848 { "isolate", 2, 2, VERB_ONLINE_ONLY
, start_unit
},
8849 { "kill", 2, VERB_ANY
, VERB_ONLINE_ONLY
, kill_unit
},
8850 { "is-active", 2, VERB_ANY
, VERB_ONLINE_ONLY
, check_unit_active
},
8851 { "check", 2, VERB_ANY
, VERB_ONLINE_ONLY
, check_unit_active
}, /* deprecated alias of is-active */
8852 { "is-failed", 2, VERB_ANY
, VERB_ONLINE_ONLY
, check_unit_failed
},
8853 { "show", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, show
},
8854 { "cat", 2, VERB_ANY
, VERB_ONLINE_ONLY
, cat
},
8855 { "status", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, show
},
8856 { "help", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, show
},
8857 { "daemon-reload", VERB_ANY
, 1, VERB_ONLINE_ONLY
, daemon_reload
},
8858 { "daemon-reexec", VERB_ANY
, 1, VERB_ONLINE_ONLY
, daemon_reload
},
8859 { "show-environment", VERB_ANY
, 1, VERB_ONLINE_ONLY
, show_environment
},
8860 { "set-environment", 2, VERB_ANY
, VERB_ONLINE_ONLY
, set_environment
},
8861 { "unset-environment", 2, VERB_ANY
, VERB_ONLINE_ONLY
, set_environment
},
8862 { "import-environment", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, import_environment
},
8863 { "halt", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8864 { "poweroff", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8865 { "reboot", VERB_ANY
, 2, VERB_ONLINE_ONLY
, start_system_special
},
8866 { "kexec", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8867 { "suspend", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8868 { "hibernate", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8869 { "hybrid-sleep", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8870 { "suspend-then-hibernate",VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8871 { "default", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_special
},
8872 { "rescue", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8873 { "emergency", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8874 { "exit", VERB_ANY
, 2, VERB_ONLINE_ONLY
, start_special
},
8875 { "reset-failed", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, reset_failed
},
8876 { "enable", 2, VERB_ANY
, 0, enable_unit
},
8877 { "disable", 2, VERB_ANY
, 0, enable_unit
},
8878 { "is-enabled", 2, VERB_ANY
, 0, unit_is_enabled
},
8879 { "reenable", 2, VERB_ANY
, 0, enable_unit
},
8880 { "preset", 2, VERB_ANY
, 0, enable_unit
},
8881 { "preset-all", VERB_ANY
, 1, 0, preset_all
},
8882 { "mask", 2, VERB_ANY
, 0, enable_unit
},
8883 { "unmask", 2, VERB_ANY
, 0, enable_unit
},
8884 { "link", 2, VERB_ANY
, 0, enable_unit
},
8885 { "revert", 2, VERB_ANY
, 0, enable_unit
},
8886 { "switch-root", 2, VERB_ANY
, VERB_ONLINE_ONLY
, switch_root
},
8887 { "list-dependencies", VERB_ANY
, 2, VERB_ONLINE_ONLY
, list_dependencies
},
8888 { "set-default", 2, 2, 0, set_default
},
8889 { "get-default", VERB_ANY
, 1, 0, get_default
},
8890 { "set-property", 3, VERB_ANY
, VERB_ONLINE_ONLY
, set_property
},
8891 { "is-system-running", VERB_ANY
, 1, 0, is_system_running
},
8892 { "add-wants", 3, VERB_ANY
, 0, add_dependency
},
8893 { "add-requires", 3, VERB_ANY
, 0, add_dependency
},
8894 { "edit", 2, VERB_ANY
, VERB_ONLINE_ONLY
, edit
},
8898 return dispatch_verb(argc
, argv
, verbs
, NULL
);
8901 static int reload_with_fallback(void) {
8902 /* First, try systemd via D-Bus. */
8903 if (daemon_reload(0, NULL
, NULL
) >= 0)
8906 /* Nothing else worked, so let's try signals */
8907 assert(IN_SET(arg_action
, ACTION_RELOAD
, ACTION_REEXEC
));
8909 if (kill(1, arg_action
== ACTION_RELOAD
? SIGHUP
: SIGTERM
) < 0)
8910 return log_error_errno(errno
, "kill() failed: %m");
8915 static int start_with_fallback(void) {
8916 /* First, try systemd via D-Bus. */
8917 if (start_unit(0, NULL
, NULL
) >= 0)
8920 /* Nothing else worked, so let's try /dev/initctl */
8921 if (talk_initctl() > 0)
8924 return log_error_errno(SYNTHETIC_ERRNO(EIO
),
8925 "Failed to talk to init daemon.");
8928 static int halt_now(enum action a
) {
8929 /* The kernel will automatically flush ATA disks and suchlike on reboot(), but the file systems need to be
8930 * synced explicitly in advance. */
8931 if (!arg_no_sync
&& !arg_dry_run
)
8934 /* Make sure C-A-D is handled by the kernel from this point on... */
8936 (void) reboot(RB_ENABLE_CAD
);
8942 log_info("Halting.");
8945 (void) reboot(RB_HALT_SYSTEM
);
8948 case ACTION_POWEROFF
:
8950 log_info("Powering off.");
8953 (void) reboot(RB_POWER_OFF
);
8958 return reboot_with_parameter(REBOOT_FALLBACK
|
8959 (arg_quiet
? 0 : REBOOT_LOG
) |
8960 (arg_dry_run
? REBOOT_DRY_RUN
: 0));
8963 assert_not_reached("Unknown action.");
8967 static int logind_schedule_shutdown(void) {
8970 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
8971 char date
[FORMAT_TIMESTAMP_MAX
];
8976 r
= acquire_bus(BUS_FULL
, &bus
);
8980 switch (arg_action
) {
8984 case ACTION_POWEROFF
:
8985 action
= "poweroff";
9000 action
= strjoina("dry-", action
);
9002 (void) logind_set_wall_message();
9004 r
= sd_bus_call_method(
9006 "org.freedesktop.login1",
9007 "/org/freedesktop/login1",
9008 "org.freedesktop.login1.Manager",
9016 return log_warning_errno(r
, "Failed to call ScheduleShutdown in logind, proceeding with immediate shutdown: %s", bus_error_message(&error
, r
));
9019 log_info("Shutdown scheduled for %s, use 'shutdown -c' to cancel.", format_timestamp(date
, sizeof(date
), arg_when
));
9022 log_error("Cannot schedule shutdown without logind support, proceeding with immediate shutdown.");
9027 static int halt_main(void) {
9030 r
= logind_check_inhibitors(arg_action
);
9034 /* Delayed shutdown requested, and was successful */
9035 if (arg_when
> 0 && logind_schedule_shutdown() == 0)
9037 /* no delay, or logind failed or is not at all available */
9039 if (geteuid() != 0) {
9040 if (arg_dry_run
|| arg_force
> 0) {
9041 (void) must_be_root();
9045 /* Try logind if we are a normal user and no special
9046 * mode applies. Maybe polkit allows us to shutdown
9048 if (IN_SET(arg_action
, ACTION_POWEROFF
, ACTION_REBOOT
, ACTION_HALT
)) {
9049 r
= logind_reboot(arg_action
);
9052 if (IN_SET(r
, -EOPNOTSUPP
, -EINPROGRESS
))
9053 /* requested operation is not
9054 * supported on the local system or
9055 * already in progress */
9057 /* on all other errors, try low-level operation */
9061 /* In order to minimize the difference between operation with and
9062 * without logind, we explicitly enable non-blocking mode for this,
9063 * as logind's shutdown operations are always non-blocking. */
9064 arg_no_block
= true;
9066 if (!arg_dry_run
&& !arg_force
)
9067 return start_with_fallback();
9069 assert(geteuid() == 0);
9072 if (sd_booted() > 0)
9073 log_debug("Not writing utmp record, assuming that systemd-update-utmp is used.");
9075 r
= utmp_put_shutdown();
9077 log_warning_errno(r
, "Failed to write utmp record: %m");
9084 r
= halt_now(arg_action
);
9085 return log_error_errno(r
, "Failed to reboot: %m");
9088 static int runlevel_main(void) {
9089 int r
, runlevel
, previous
;
9091 r
= utmp_get_runlevel(&runlevel
, &previous
);
9098 previous
<= 0 ? 'N' : previous
,
9099 runlevel
<= 0 ? 'N' : runlevel
);
9104 static int logind_cancel_shutdown(void) {
9106 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
9110 r
= acquire_bus(BUS_FULL
, &bus
);
9114 (void) logind_set_wall_message();
9116 r
= sd_bus_call_method(
9118 "org.freedesktop.login1",
9119 "/org/freedesktop/login1",
9120 "org.freedesktop.login1.Manager",
9121 "CancelScheduledShutdown",
9125 return log_warning_errno(r
, "Failed to talk to logind, shutdown hasn't been cancelled: %s", bus_error_message(&error
, r
));
9129 log_error("Not compiled with logind support, cannot cancel scheduled shutdowns.");
9134 static int run(int argc
, char *argv
[]) {
9137 argv_cmdline
= argv
[0];
9139 setlocale(LC_ALL
, "");
9140 log_parse_environment();
9143 /* The journal merging logic potentially needs a lot of fds. */
9144 (void) rlimit_nofile_bump(HIGH_RLIMIT_NOFILE
);
9148 /* Explicitly not on_tty() to avoid setting cached value.
9149 * This becomes relevant for piping output which might be
9151 original_stdout_is_tty
= isatty(STDOUT_FILENO
);
9153 r
= parse_argv(argc
, argv
);
9157 if (arg_action
!= ACTION_SYSTEMCTL
&& running_in_chroot() > 0) {
9159 log_info("Running in chroot, ignoring request.");
9164 /* systemctl_main() will print an error message for the bus
9165 * connection, but only if it needs to */
9167 switch (arg_action
) {
9169 case ACTION_SYSTEMCTL
:
9170 r
= systemctl_main(argc
, argv
);
9173 /* Legacy command aliases set arg_action. They provide some fallbacks,
9174 * e.g. to tell sysvinit to reboot after you have installed systemd
9178 case ACTION_POWEROFF
:
9184 case ACTION_RUNLEVEL2
:
9185 case ACTION_RUNLEVEL3
:
9186 case ACTION_RUNLEVEL4
:
9187 case ACTION_RUNLEVEL5
:
9189 r
= start_with_fallback();
9194 r
= reload_with_fallback();
9197 case ACTION_CANCEL_SHUTDOWN
:
9198 r
= logind_cancel_shutdown();
9201 case ACTION_RUNLEVEL
:
9202 r
= runlevel_main();
9206 case ACTION_SUSPEND
:
9207 case ACTION_HIBERNATE
:
9208 case ACTION_HYBRID_SLEEP
:
9209 case ACTION_SUSPEND_THEN_HIBERNATE
:
9210 case ACTION_EMERGENCY
:
9211 case ACTION_DEFAULT
:
9212 /* systemctl verbs with no equivalent in the legacy commands.
9213 * These cannot appear in arg_action. Fall through. */
9215 case _ACTION_INVALID
:
9217 assert_not_reached("Unknown action");
9223 strv_free(arg_types
);
9224 strv_free(arg_states
);
9225 strv_free(arg_properties
);
9227 strv_free(arg_wall
);
9230 /* Note that we return r here, not 0, so that we can implement the LSB-like return codes */
9234 DEFINE_MAIN_FUNCTION_WITH_POSITIVE_FAILURE(run
);