1 /* SPDX-License-Identifier: LGPL-2.1+ */
3 Copyright © 2013 Marc-Antoine Perennou
14 #include <sys/prctl.h>
15 #include <sys/reboot.h>
16 #include <sys/socket.h>
20 #include "sd-daemon.h"
24 #include "alloc-util.h"
26 #include "bus-common-errors.h"
27 #include "bus-error.h"
28 #include "bus-message.h"
29 #include "bus-unit-util.h"
31 #include "cgroup-show.h"
32 #include "cgroup-util.h"
38 #include "exit-status.h"
41 #include "format-util.h"
43 #include "glob-util.h"
44 #include "hexdecoct.h"
45 #include "hostname-util.h"
50 #include "locale-util.h"
52 #include "logs-show.h"
56 #include "parse-util.h"
57 #include "path-lookup.h"
58 #include "path-util.h"
59 #include "process-util.h"
60 #include "reboot-util.h"
61 #include "rlimit-util.h"
64 #include "signal-util.h"
65 #include "socket-util.h"
66 #include "spawn-ask-password-agent.h"
67 #include "spawn-polkit-agent.h"
69 #include "stat-util.h"
70 #include "string-table.h"
72 #include "terminal-util.h"
74 #include "unit-name.h"
75 #include "user-util.h"
77 #include "utmp-wtmp.h"
81 /* The init script exit status codes
82 0 program is running or service is OK
83 1 program is dead and /var/run pid file exists
84 2 program is dead and /var/lock lock file exists
85 3 program is not running
86 4 program or service status is unknown
87 5-99 reserved for future LSB use
88 100-149 reserved for distribution use
89 150-199 reserved for application use
93 EXIT_PROGRAM_RUNNING_OR_SERVICE_OK
= 0,
94 EXIT_PROGRAM_DEAD_AND_PID_EXISTS
= 1,
95 EXIT_PROGRAM_DEAD_AND_LOCK_FILE_EXISTS
= 2,
96 EXIT_PROGRAM_NOT_RUNNING
= 3,
97 EXIT_PROGRAM_OR_SERVICES_STATUS_UNKNOWN
= 4,
100 static char **arg_types
= NULL
;
101 static char **arg_states
= NULL
;
102 static char **arg_properties
= NULL
;
103 static bool arg_all
= false;
104 static enum dependency
{
110 } arg_dependency
= DEPENDENCY_FORWARD
;
111 static const char *arg_job_mode
= "replace";
112 static UnitFileScope arg_scope
= UNIT_FILE_SYSTEM
;
113 static bool arg_wait
= false;
114 static bool arg_no_block
= false;
115 static bool arg_no_legend
= false;
116 static bool arg_no_pager
= false;
117 static bool arg_no_wtmp
= false;
118 static bool arg_no_sync
= false;
119 static bool arg_no_wall
= false;
120 static bool arg_no_reload
= false;
121 static bool arg_value
= false;
122 static bool arg_show_types
= false;
123 static bool arg_ignore_inhibitors
= false;
124 static bool arg_dry_run
= false;
125 static bool arg_quiet
= false;
126 static bool arg_full
= false;
127 static bool arg_recursive
= false;
128 static int arg_force
= 0;
129 static bool arg_ask_password
= false;
130 static bool arg_runtime
= false;
131 static UnitFilePresetMode arg_preset_mode
= UNIT_FILE_PRESET_FULL
;
132 static char **arg_wall
= NULL
;
133 static const char *arg_kill_who
= NULL
;
134 static int arg_signal
= SIGTERM
;
135 static char *arg_root
= NULL
;
136 static usec_t arg_when
= 0;
137 static char *arg_esp_path
= NULL
;
138 static char *argv_cmdline
= NULL
;
149 ACTION_SUSPEND_THEN_HIBERNATE
,
160 ACTION_CANCEL_SHUTDOWN
,
163 } arg_action
= ACTION_SYSTEMCTL
;
164 static BusTransport arg_transport
= BUS_TRANSPORT_LOCAL
;
165 static const char *arg_host
= NULL
;
166 static unsigned arg_lines
= 10;
167 static OutputMode arg_output
= OUTPUT_SHORT
;
168 static bool arg_plain
= false;
169 static bool arg_firmware_setup
= false;
170 static bool arg_now
= false;
171 static bool arg_jobs_before
= false;
172 static bool arg_jobs_after
= false;
174 static int daemon_reload(int argc
, char *argv
[], void* userdata
);
175 static int trivial_method(int argc
, char *argv
[], void *userdata
);
176 static int halt_now(enum action a
);
177 static int get_state_one_unit(sd_bus
*bus
, const char *name
, UnitActiveState
*active_state
);
179 static bool original_stdout_is_tty
;
181 typedef enum BusFocus
{
182 BUS_FULL
, /* The full bus indicated via --system or --user */
183 BUS_MANAGER
, /* The manager itself, possibly directly, possibly via the bus */
187 static sd_bus
*busses
[_BUS_FOCUS_MAX
] = {};
189 static UnitFileFlags
args_to_flags(void) {
190 return (arg_runtime
? UNIT_FILE_RUNTIME
: 0) |
191 (arg_force
? UNIT_FILE_FORCE
: 0);
194 static int acquire_bus(BusFocus focus
, sd_bus
**ret
) {
197 assert(focus
< _BUS_FOCUS_MAX
);
200 /* We only go directly to the manager, if we are using a local transport */
201 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
204 if (getenv_bool("SYSTEMCTL_FORCE_BUS") > 0)
207 if (!busses
[focus
]) {
210 user
= arg_scope
!= UNIT_FILE_SYSTEM
;
212 if (focus
== BUS_MANAGER
)
213 r
= bus_connect_transport_systemd(arg_transport
, arg_host
, user
, &busses
[focus
]);
215 r
= bus_connect_transport(arg_transport
, arg_host
, user
, &busses
[focus
]);
217 return log_error_errno(r
, "Failed to connect to bus: %m");
219 (void) sd_bus_set_allow_interactive_authorization(busses
[focus
], arg_ask_password
);
222 *ret
= busses
[focus
];
226 static void release_busses(void) {
229 for (w
= 0; w
< _BUS_FOCUS_MAX
; w
++)
230 busses
[w
] = sd_bus_flush_close_unref(busses
[w
]);
233 static void ask_password_agent_open_if_enabled(void) {
234 /* Open the password agent as a child process if necessary */
239 if (!arg_ask_password
)
242 if (arg_scope
!= UNIT_FILE_SYSTEM
)
245 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
248 ask_password_agent_open();
251 static void polkit_agent_open_maybe(void) {
252 /* Open the polkit agent as a child process if necessary */
254 if (arg_scope
!= UNIT_FILE_SYSTEM
)
257 polkit_agent_open_if_enabled(arg_transport
, arg_ask_password
);
260 static OutputFlags
get_output_flags(void) {
262 arg_all
* OUTPUT_SHOW_ALL
|
263 (arg_full
|| !on_tty() || pager_have()) * OUTPUT_FULL_WIDTH
|
264 colors_enabled() * OUTPUT_COLOR
|
265 !arg_quiet
* OUTPUT_WARN_CUTOFF
;
268 static int translate_bus_error_to_exit_status(int r
, const sd_bus_error
*error
) {
271 if (!sd_bus_error_is_set(error
))
274 if (sd_bus_error_has_name(error
, SD_BUS_ERROR_ACCESS_DENIED
) ||
275 sd_bus_error_has_name(error
, BUS_ERROR_ONLY_BY_DEPENDENCY
) ||
276 sd_bus_error_has_name(error
, BUS_ERROR_NO_ISOLATION
) ||
277 sd_bus_error_has_name(error
, BUS_ERROR_TRANSACTION_IS_DESTRUCTIVE
))
278 return EXIT_NOPERMISSION
;
280 if (sd_bus_error_has_name(error
, BUS_ERROR_NO_SUCH_UNIT
))
281 return EXIT_NOTINSTALLED
;
283 if (sd_bus_error_has_name(error
, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE
) ||
284 sd_bus_error_has_name(error
, SD_BUS_ERROR_NOT_SUPPORTED
))
285 return EXIT_NOTIMPLEMENTED
;
287 if (sd_bus_error_has_name(error
, BUS_ERROR_LOAD_FAILED
))
288 return EXIT_NOTCONFIGURED
;
296 static bool install_client_side(void) {
297 /* Decides when to execute enable/disable/... operations
298 * client-side rather than server-side. */
300 if (running_in_chroot_or_offline())
303 if (sd_booted() <= 0)
306 if (!isempty(arg_root
))
309 if (arg_scope
== UNIT_FILE_GLOBAL
)
312 /* Unsupported environment variable, mostly for debugging purposes */
313 if (getenv_bool("SYSTEMCTL_INSTALL_CLIENT_SIDE") > 0)
319 static int compare_unit_info(const UnitInfo
*a
, const UnitInfo
*b
) {
323 /* First, order by machine */
324 if (!a
->machine
&& b
->machine
)
326 if (a
->machine
&& !b
->machine
)
328 if (a
->machine
&& b
->machine
) {
329 r
= strcasecmp(a
->machine
, b
->machine
);
334 /* Second, order by unit type */
335 d1
= strrchr(a
->id
, '.');
336 d2
= strrchr(b
->id
, '.');
338 r
= strcasecmp(d1
, d2
);
343 /* Third, order by name */
344 return strcasecmp(a
->id
, b
->id
);
347 static const char* unit_type_suffix(const char *name
) {
350 dot
= strrchr(name
, '.');
357 static bool output_show_unit(const UnitInfo
*u
, char **patterns
) {
360 if (!strv_fnmatch_or_empty(patterns
, u
->id
, FNM_NOESCAPE
))
363 if (arg_types
&& !strv_find(arg_types
, unit_type_suffix(u
->id
)))
369 /* Note that '--all' is not purely a state filter, but also a
370 * filter that hides units that "follow" other units (which is
371 * used for device units that appear under different names). */
372 if (!isempty(u
->following
))
375 if (!strv_isempty(arg_states
))
378 /* By default show all units except the ones in inactive
379 * state and with no pending job */
383 if (streq(u
->active_state
, "inactive"))
389 static int output_units_list(const UnitInfo
*unit_infos
, unsigned c
) {
390 unsigned circle_len
= 0, id_len
, max_id_len
, load_len
, active_len
, sub_len
, job_len
, desc_len
, max_desc_len
;
392 unsigned n_shown
= 0;
395 max_id_len
= STRLEN("UNIT");
396 load_len
= STRLEN("LOAD");
397 active_len
= STRLEN("ACTIVE");
398 sub_len
= STRLEN("SUB");
399 job_len
= STRLEN("JOB");
400 max_desc_len
= STRLEN("DESCRIPTION");
402 for (u
= unit_infos
; u
< unit_infos
+ c
; u
++) {
403 max_id_len
= MAX(max_id_len
, strlen(u
->id
) + (u
->machine
? strlen(u
->machine
)+1 : 0));
404 load_len
= MAX(load_len
, strlen(u
->load_state
));
405 active_len
= MAX(active_len
, strlen(u
->active_state
));
406 sub_len
= MAX(sub_len
, strlen(u
->sub_state
));
407 max_desc_len
= MAX(max_desc_len
, strlen(u
->description
));
409 if (u
->job_id
!= 0) {
410 job_len
= MAX(job_len
, strlen(u
->job_type
));
414 if (!arg_no_legend
&&
415 (streq(u
->active_state
, "failed") ||
416 STR_IN_SET(u
->load_state
, "error", "not-found", "bad-setting", "masked")))
420 if (!arg_full
&& original_stdout_is_tty
) {
423 id_len
= MIN(max_id_len
, 25u); /* as much as it needs, but at most 25 for now */
424 basic_len
= circle_len
+ 1 + id_len
+ 1 + load_len
+ 1 + active_len
+ 1 + sub_len
+ 1;
427 basic_len
+= job_len
+ 1;
429 if (basic_len
< (unsigned) columns()) {
430 unsigned extra_len
, incr
;
431 extra_len
= columns() - basic_len
;
433 /* Either UNIT already got 25, or is fully satisfied.
434 * Grant up to 25 to DESC now. */
435 incr
= MIN(extra_len
, 25u);
439 /* Of the remainder give as much as the ID needs to the ID, and give the rest to the
440 * description but not more than it needs. */
442 incr
= MIN(max_id_len
- id_len
, extra_len
);
444 desc_len
+= MIN(extra_len
- incr
, max_desc_len
- desc_len
);
450 desc_len
= max_desc_len
;
453 for (u
= unit_infos
; u
< unit_infos
+ c
; u
++) {
454 _cleanup_free_
char *e
= NULL
, *j
= NULL
;
455 const char *on_underline
= "", *off_underline
= "";
456 const char *on_loaded
= "", *off_loaded
= "";
457 const char *on_active
= "", *off_active
= "";
458 const char *on_circle
= "", *off_circle
= "";
460 bool circle
= false, underline
= false;
462 if (!n_shown
&& !arg_no_legend
) {
467 printf("%s%-*s %-*s %-*s %-*s ",
471 active_len
, "ACTIVE",
475 printf("%-*s ", job_len
, "JOB");
479 !arg_full
&& arg_no_pager
? (int) desc_len
: -1,
486 if (u
+ 1 < unit_infos
+ c
&&
487 !streq(unit_type_suffix(u
->id
), unit_type_suffix((u
+ 1)->id
))) {
488 on_underline
= ansi_underline();
489 off_underline
= ansi_normal();
493 if (STR_IN_SET(u
->load_state
, "error", "not-found", "bad-setting", "masked") && !arg_plain
) {
494 on_circle
= ansi_highlight_yellow();
495 off_circle
= ansi_normal();
497 on_loaded
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
498 off_loaded
= underline
? on_underline
: ansi_normal();
499 } else if (streq(u
->active_state
, "failed") && !arg_plain
) {
500 on_circle
= ansi_highlight_red();
501 off_circle
= ansi_normal();
503 on_active
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
504 off_active
= underline
? on_underline
: ansi_normal();
508 j
= strjoin(u
->machine
, ":", u
->id
);
517 e
= ellipsize(id
, id_len
, 33);
525 printf("%s%s%s ", on_circle
, circle
? special_glyph(BLACK_CIRCLE
) : " ", off_circle
);
527 printf("%s%s%-*s%s %s%-*s%s %s%-*s %-*s%s %-*s",
529 on_active
, id_len
, id
, off_active
,
530 on_loaded
, load_len
, u
->load_state
, off_loaded
,
531 on_active
, active_len
, u
->active_state
,
532 sub_len
, u
->sub_state
, off_active
,
533 job_count
? job_len
+ 1 : 0, u
->job_id
? u
->job_type
: "");
537 !arg_full
&& arg_no_pager
? (int) desc_len
: -1,
542 if (!arg_no_legend
) {
543 const char *on
, *off
;
547 "LOAD = Reflects whether the unit definition was properly loaded.\n"
548 "ACTIVE = The high-level unit activation state, i.e. generalization of SUB.\n"
549 "SUB = The low-level unit activation state, values depend on unit type.");
550 puts(job_count
? "JOB = Pending job for the unit.\n" : "");
551 on
= ansi_highlight();
554 on
= ansi_highlight_red();
559 printf("%s%u loaded units listed.%s\n"
560 "To show all installed unit files use 'systemctl list-unit-files'.\n",
563 printf("%s%u loaded units listed.%s Pass --all to see loaded but inactive units, too.\n"
564 "To show all installed unit files use 'systemctl list-unit-files'.\n",
571 static int get_unit_list(
575 UnitInfo
**unit_infos
,
577 sd_bus_message
**_reply
) {
579 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
580 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
581 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
585 bool fallback
= false;
591 r
= sd_bus_message_new_method_call(
594 "org.freedesktop.systemd1",
595 "/org/freedesktop/systemd1",
596 "org.freedesktop.systemd1.Manager",
597 "ListUnitsByPatterns");
599 return bus_log_create_error(r
);
601 r
= sd_bus_message_append_strv(m
, arg_states
);
603 return bus_log_create_error(r
);
605 r
= sd_bus_message_append_strv(m
, patterns
);
607 return bus_log_create_error(r
);
609 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
610 if (r
< 0 && (sd_bus_error_has_name(&error
, SD_BUS_ERROR_UNKNOWN_METHOD
) ||
611 sd_bus_error_has_name(&error
, SD_BUS_ERROR_ACCESS_DENIED
))) {
612 /* Fallback to legacy ListUnitsFiltered method */
614 log_debug_errno(r
, "Failed to list units: %s Falling back to ListUnitsFiltered method.", bus_error_message(&error
, r
));
615 m
= sd_bus_message_unref(m
);
616 sd_bus_error_free(&error
);
618 r
= sd_bus_message_new_method_call(
621 "org.freedesktop.systemd1",
622 "/org/freedesktop/systemd1",
623 "org.freedesktop.systemd1.Manager",
624 "ListUnitsFiltered");
626 return bus_log_create_error(r
);
628 r
= sd_bus_message_append_strv(m
, arg_states
);
630 return bus_log_create_error(r
);
632 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
635 return log_error_errno(r
, "Failed to list units: %s", bus_error_message(&error
, r
));
637 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ssssssouso)");
639 return bus_log_parse_error(r
);
641 while ((r
= bus_parse_unit_info(reply
, &u
)) > 0) {
644 if (!output_show_unit(&u
, fallback
? patterns
: NULL
))
647 if (!GREEDY_REALLOC(*unit_infos
, size
, c
+1))
650 (*unit_infos
)[c
++] = u
;
653 return bus_log_parse_error(r
);
655 r
= sd_bus_message_exit_container(reply
);
657 return bus_log_parse_error(r
);
659 *_reply
= TAKE_PTR(reply
);
664 static void message_set_freep(Set
**set
) {
665 set_free_with_destructor(*set
, sd_bus_message_unref
);
668 static int get_unit_list_recursive(
671 UnitInfo
**_unit_infos
,
675 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
676 _cleanup_(message_set_freep
) Set
*replies
;
677 sd_bus_message
*reply
;
685 replies
= set_new(NULL
);
689 c
= get_unit_list(bus
, NULL
, patterns
, &unit_infos
, 0, &reply
);
693 r
= set_put(replies
, reply
);
695 sd_bus_message_unref(reply
);
700 _cleanup_strv_free_
char **machines
= NULL
;
703 r
= sd_get_machine_names(&machines
);
705 return log_error_errno(r
, "Failed to get machine names: %m");
707 STRV_FOREACH(i
, machines
) {
708 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*container
= NULL
;
711 r
= sd_bus_open_system_machine(&container
, *i
);
713 log_warning_errno(r
, "Failed to connect to container %s, ignoring: %m", *i
);
717 k
= get_unit_list(container
, *i
, patterns
, &unit_infos
, c
, &reply
);
723 r
= set_put(replies
, reply
);
725 sd_bus_message_unref(reply
);
730 *_machines
= TAKE_PTR(machines
);
734 *_unit_infos
= TAKE_PTR(unit_infos
);
736 *_replies
= TAKE_PTR(replies
);
741 static int list_units(int argc
, char *argv
[], void *userdata
) {
742 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
743 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
744 _cleanup_strv_free_
char **machines
= NULL
;
748 r
= acquire_bus(BUS_MANAGER
, &bus
);
752 (void) pager_open(arg_no_pager
, false);
754 r
= get_unit_list_recursive(bus
, strv_skip(argv
, 1), &unit_infos
, &replies
, &machines
);
758 typesafe_qsort(unit_infos
, r
, compare_unit_info
);
759 return output_units_list(unit_infos
, r
);
762 static int get_triggered_units(
767 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
774 r
= sd_bus_get_property_strv(
776 "org.freedesktop.systemd1",
778 "org.freedesktop.systemd1.Unit",
783 return log_error_errno(r
, "Failed to determine triggers: %s", bus_error_message(&error
, r
));
788 static int get_listening(
790 const char* unit_path
,
793 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
794 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
795 const char *type
, *path
;
798 r
= sd_bus_get_property(
800 "org.freedesktop.systemd1",
802 "org.freedesktop.systemd1.Socket",
808 return log_error_errno(r
, "Failed to get list of listening sockets: %s", bus_error_message(&error
, r
));
810 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ss)");
812 return bus_log_parse_error(r
);
814 while ((r
= sd_bus_message_read(reply
, "(ss)", &type
, &path
)) > 0) {
816 r
= strv_extend(listening
, type
);
820 r
= strv_extend(listening
, path
);
827 return bus_log_parse_error(r
);
829 r
= sd_bus_message_exit_container(reply
);
831 return bus_log_parse_error(r
);
843 /* Note: triggered is a list here, although it almost certainly
844 * will always be one unit. Nevertheless, dbus API allows for multiple
845 * values, so let's follow that. */
848 /* The strv above is shared. free is set only in the first one. */
852 static int socket_info_compare(const struct socket_info
*a
, const struct socket_info
*b
) {
858 if (!a
->machine
&& b
->machine
)
860 if (a
->machine
&& !b
->machine
)
862 if (a
->machine
&& b
->machine
) {
863 r
= strcasecmp(a
->machine
, b
->machine
);
868 r
= strcmp(a
->path
, b
->path
);
870 r
= strcmp(a
->type
, b
->type
);
875 static int output_sockets_list(struct socket_info
*socket_infos
, unsigned cs
) {
876 struct socket_info
*s
;
877 unsigned pathlen
= STRLEN("LISTEN"),
878 typelen
= STRLEN("TYPE") * arg_show_types
,
879 socklen
= STRLEN("UNIT"),
880 servlen
= STRLEN("ACTIVATES");
881 const char *on
, *off
;
883 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
887 socklen
= MAX(socklen
, strlen(s
->id
));
889 typelen
= MAX(typelen
, strlen(s
->type
));
890 pathlen
= MAX(pathlen
, strlen(s
->path
) + (s
->machine
? strlen(s
->machine
)+1 : 0));
892 STRV_FOREACH(a
, s
->triggered
)
893 tmp
+= strlen(*a
) + 2*(a
!= s
->triggered
);
894 servlen
= MAX(servlen
, tmp
);
899 printf("%-*s %-*.*s%-*s %s\n",
901 typelen
+ arg_show_types
, typelen
+ arg_show_types
, "TYPE ",
905 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
906 _cleanup_free_
char *j
= NULL
;
911 j
= strjoin(s
->machine
, ":", s
->path
);
919 printf("%-*s %-*s %-*s",
920 pathlen
, path
, typelen
, s
->type
, socklen
, s
->id
);
923 pathlen
, path
, socklen
, s
->id
);
924 STRV_FOREACH(a
, s
->triggered
)
926 a
== s
->triggered
? "" : ",", *a
);
930 on
= ansi_highlight();
935 on
= ansi_highlight_red();
939 if (!arg_no_legend
) {
940 printf("%s%u sockets listed.%s\n", on
, cs
, off
);
942 printf("Pass --all to see loaded but inactive sockets, too.\n");
948 static int list_sockets(int argc
, char *argv
[], void *userdata
) {
949 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
950 _cleanup_strv_free_
char **machines
= NULL
;
951 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
952 _cleanup_free_
struct socket_info
*socket_infos
= NULL
;
954 struct socket_info
*s
;
960 r
= acquire_bus(BUS_MANAGER
, &bus
);
964 (void) pager_open(arg_no_pager
, false);
966 n
= get_unit_list_recursive(bus
, strv_skip(argv
, 1), &unit_infos
, &replies
, &machines
);
970 for (u
= unit_infos
; u
< unit_infos
+ n
; u
++) {
971 _cleanup_strv_free_
char **listening
= NULL
, **triggered
= NULL
;
974 if (!endswith(u
->id
, ".socket"))
977 r
= get_triggered_units(bus
, u
->unit_path
, &triggered
);
981 c
= get_listening(bus
, u
->unit_path
, &listening
);
987 if (!GREEDY_REALLOC(socket_infos
, size
, cs
+ c
)) {
992 for (i
= 0; i
< c
; i
++)
993 socket_infos
[cs
+ i
] = (struct socket_info
) {
994 .machine
= u
->machine
,
996 .type
= listening
[i
*2],
997 .path
= listening
[i
*2 + 1],
998 .triggered
= triggered
,
999 .own_triggered
= i
==0,
1002 /* from this point on we will cleanup those socket_infos */
1005 listening
= triggered
= NULL
; /* avoid cleanup */
1008 typesafe_qsort(socket_infos
, cs
, socket_info_compare
);
1010 output_sockets_list(socket_infos
, cs
);
1013 assert(cs
== 0 || socket_infos
);
1014 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
1017 if (s
->own_triggered
)
1018 strv_free(s
->triggered
);
1024 static int get_next_elapse(
1027 dual_timestamp
*next
) {
1029 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1037 r
= sd_bus_get_property_trivial(
1039 "org.freedesktop.systemd1",
1041 "org.freedesktop.systemd1.Timer",
1042 "NextElapseUSecMonotonic",
1047 return log_error_errno(r
, "Failed to get next elapse time: %s", bus_error_message(&error
, r
));
1049 r
= sd_bus_get_property_trivial(
1051 "org.freedesktop.systemd1",
1053 "org.freedesktop.systemd1.Timer",
1054 "NextElapseUSecRealtime",
1059 return log_error_errno(r
, "Failed to get next elapse time: %s", bus_error_message(&error
, r
));
1065 static int get_last_trigger(
1070 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1077 r
= sd_bus_get_property_trivial(
1079 "org.freedesktop.systemd1",
1081 "org.freedesktop.systemd1.Timer",
1087 return log_error_errno(r
, "Failed to get last trigger time: %s", bus_error_message(&error
, r
));
1093 const char* machine
;
1096 usec_t last_trigger
;
1100 static int timer_info_compare(const struct timer_info
*a
, const struct timer_info
*b
) {
1106 if (!a
->machine
&& b
->machine
)
1108 if (a
->machine
&& !b
->machine
)
1110 if (a
->machine
&& b
->machine
) {
1111 r
= strcasecmp(a
->machine
, b
->machine
);
1116 r
= CMP(a
->next_elapse
, b
->next_elapse
);
1120 return strcmp(a
->id
, b
->id
);
1123 static int output_timers_list(struct timer_info
*timer_infos
, unsigned n
) {
1124 struct timer_info
*t
;
1126 nextlen
= STRLEN("NEXT"),
1127 leftlen
= STRLEN("LEFT"),
1128 lastlen
= STRLEN("LAST"),
1129 passedlen
= STRLEN("PASSED"),
1130 unitlen
= STRLEN("UNIT"),
1131 activatelen
= STRLEN("ACTIVATES");
1133 const char *on
, *off
;
1135 assert(timer_infos
|| n
== 0);
1137 for (t
= timer_infos
; t
< timer_infos
+ n
; t
++) {
1141 if (t
->next_elapse
> 0) {
1142 char tstamp
[FORMAT_TIMESTAMP_MAX
] = "", trel
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "";
1144 format_timestamp(tstamp
, sizeof(tstamp
), t
->next_elapse
);
1145 nextlen
= MAX(nextlen
, strlen(tstamp
) + 1);
1147 format_timestamp_relative(trel
, sizeof(trel
), t
->next_elapse
);
1148 leftlen
= MAX(leftlen
, strlen(trel
));
1151 if (t
->last_trigger
> 0) {
1152 char tstamp
[FORMAT_TIMESTAMP_MAX
] = "", trel
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "";
1154 format_timestamp(tstamp
, sizeof(tstamp
), t
->last_trigger
);
1155 lastlen
= MAX(lastlen
, strlen(tstamp
) + 1);
1157 format_timestamp_relative(trel
, sizeof(trel
), t
->last_trigger
);
1158 passedlen
= MAX(passedlen
, strlen(trel
));
1161 unitlen
= MAX(unitlen
, strlen(t
->id
) + (t
->machine
? strlen(t
->machine
)+1 : 0));
1163 STRV_FOREACH(a
, t
->triggered
)
1164 ul
+= strlen(*a
) + 2*(a
!= t
->triggered
);
1166 activatelen
= MAX(activatelen
, ul
);
1171 printf("%-*s %-*s %-*s %-*s %-*s %s\n",
1175 passedlen
, "PASSED",
1179 for (t
= timer_infos
; t
< timer_infos
+ n
; t
++) {
1180 _cleanup_free_
char *j
= NULL
;
1182 char tstamp1
[FORMAT_TIMESTAMP_MAX
] = "n/a", trel1
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "n/a";
1183 char tstamp2
[FORMAT_TIMESTAMP_MAX
] = "n/a", trel2
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "n/a";
1186 format_timestamp(tstamp1
, sizeof(tstamp1
), t
->next_elapse
);
1187 format_timestamp_relative(trel1
, sizeof(trel1
), t
->next_elapse
);
1189 format_timestamp(tstamp2
, sizeof(tstamp2
), t
->last_trigger
);
1190 format_timestamp_relative(trel2
, sizeof(trel2
), t
->last_trigger
);
1193 j
= strjoin(t
->machine
, ":", t
->id
);
1200 printf("%-*s %-*s %-*s %-*s %-*s",
1201 nextlen
, tstamp1
, leftlen
, trel1
, lastlen
, tstamp2
, passedlen
, trel2
, unitlen
, unit
);
1203 STRV_FOREACH(a
, t
->triggered
)
1205 a
== t
->triggered
? "" : ",", *a
);
1209 on
= ansi_highlight();
1210 off
= ansi_normal();
1214 on
= ansi_highlight_red();
1215 off
= ansi_normal();
1218 if (!arg_no_legend
) {
1219 printf("%s%u timers listed.%s\n", on
, n
, off
);
1221 printf("Pass --all to see loaded but inactive timers, too.\n");
1227 static usec_t
calc_next_elapse(dual_timestamp
*nw
, dual_timestamp
*next
) {
1233 if (next
->monotonic
!= USEC_INFINITY
&& next
->monotonic
> 0) {
1236 if (next
->monotonic
> nw
->monotonic
)
1237 converted
= nw
->realtime
+ (next
->monotonic
- nw
->monotonic
);
1239 converted
= nw
->realtime
- (nw
->monotonic
- next
->monotonic
);
1241 if (next
->realtime
!= USEC_INFINITY
&& next
->realtime
> 0)
1242 next_elapse
= MIN(converted
, next
->realtime
);
1244 next_elapse
= converted
;
1247 next_elapse
= next
->realtime
;
1252 static int list_timers(int argc
, char *argv
[], void *userdata
) {
1253 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
1254 _cleanup_strv_free_
char **machines
= NULL
;
1255 _cleanup_free_
struct timer_info
*timer_infos
= NULL
;
1256 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
1257 struct timer_info
*t
;
1265 r
= acquire_bus(BUS_MANAGER
, &bus
);
1269 (void) pager_open(arg_no_pager
, false);
1271 n
= get_unit_list_recursive(bus
, strv_skip(argv
, 1), &unit_infos
, &replies
, &machines
);
1275 dual_timestamp_get(&nw
);
1277 for (u
= unit_infos
; u
< unit_infos
+ n
; u
++) {
1278 _cleanup_strv_free_
char **triggered
= NULL
;
1279 dual_timestamp next
= DUAL_TIMESTAMP_NULL
;
1282 if (!endswith(u
->id
, ".timer"))
1285 r
= get_triggered_units(bus
, u
->unit_path
, &triggered
);
1289 r
= get_next_elapse(bus
, u
->unit_path
, &next
);
1293 get_last_trigger(bus
, u
->unit_path
, &last
);
1295 if (!GREEDY_REALLOC(timer_infos
, size
, c
+1)) {
1300 m
= calc_next_elapse(&nw
, &next
);
1302 timer_infos
[c
++] = (struct timer_info
) {
1303 .machine
= u
->machine
,
1306 .last_trigger
= last
,
1307 .triggered
= TAKE_PTR(triggered
),
1311 typesafe_qsort(timer_infos
, c
, timer_info_compare
);
1313 output_timers_list(timer_infos
, c
);
1316 for (t
= timer_infos
; t
< timer_infos
+ c
; t
++)
1317 strv_free(t
->triggered
);
1322 static int compare_unit_file_list(const UnitFileList
*a
, const UnitFileList
*b
) {
1323 const char *d1
, *d2
;
1325 d1
= strrchr(a
->path
, '.');
1326 d2
= strrchr(b
->path
, '.');
1331 r
= strcasecmp(d1
, d2
);
1336 return strcasecmp(basename(a
->path
), basename(b
->path
));
1339 static bool output_show_unit_file(const UnitFileList
*u
, char **states
, char **patterns
) {
1342 if (!strv_fnmatch_or_empty(patterns
, basename(u
->path
), FNM_NOESCAPE
))
1345 if (!strv_isempty(arg_types
)) {
1348 dot
= strrchr(u
->path
, '.');
1352 if (!strv_find(arg_types
, dot
+1))
1356 if (!strv_isempty(states
) &&
1357 !strv_find(states
, unit_file_state_to_string(u
->state
)))
1363 static void output_unit_file_list(const UnitFileList
*units
, unsigned c
) {
1364 unsigned max_id_len
, id_cols
, state_cols
;
1365 const UnitFileList
*u
;
1367 max_id_len
= STRLEN("UNIT FILE");
1368 state_cols
= STRLEN("STATE");
1370 for (u
= units
; u
< units
+ c
; u
++) {
1371 max_id_len
= MAX(max_id_len
, strlen(basename(u
->path
)));
1372 state_cols
= MAX(state_cols
, strlen(unit_file_state_to_string(u
->state
)));
1376 unsigned basic_cols
;
1378 id_cols
= MIN(max_id_len
, 25u);
1379 basic_cols
= 1 + id_cols
+ state_cols
;
1380 if (basic_cols
< (unsigned) columns())
1381 id_cols
+= MIN(columns() - basic_cols
, max_id_len
- id_cols
);
1383 id_cols
= max_id_len
;
1385 if (!arg_no_legend
&& c
> 0)
1386 printf("%s%-*s %-*s%s\n",
1388 id_cols
, "UNIT FILE",
1389 state_cols
, "STATE",
1392 for (u
= units
; u
< units
+ c
; u
++) {
1393 const char *on_underline
= NULL
, *on_color
= NULL
, *off
= NULL
, *id
;
1394 _cleanup_free_
char *e
= NULL
;
1397 underline
= u
+ 1 < units
+ c
&&
1398 !streq(unit_type_suffix(u
->path
), unit_type_suffix((u
+ 1)->path
));
1401 on_underline
= ansi_underline();
1403 if (IN_SET(u
->state
,
1405 UNIT_FILE_MASKED_RUNTIME
,
1408 on_color
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
1409 else if (u
->state
== UNIT_FILE_ENABLED
)
1410 on_color
= underline
? ansi_highlight_green_underline() : ansi_highlight_green();
1412 if (on_underline
|| on_color
)
1413 off
= ansi_normal();
1415 id
= basename(u
->path
);
1417 e
= arg_full
? NULL
: ellipsize(id
, id_cols
, 33);
1419 printf("%s%-*s %s%-*s%s\n",
1420 strempty(on_underline
),
1421 id_cols
, e
? e
: id
,
1422 strempty(on_color
), state_cols
, unit_file_state_to_string(u
->state
), strempty(off
));
1426 printf("\n%u unit files listed.\n", c
);
1429 static int list_unit_files(int argc
, char *argv
[], void *userdata
) {
1430 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1431 _cleanup_free_ UnitFileList
*units
= NULL
;
1438 bool fallback
= false;
1440 if (install_client_side()) {
1446 h
= hashmap_new(&string_hash_ops
);
1450 r
= unit_file_get_list(arg_scope
, arg_root
, h
, arg_states
, strv_skip(argv
, 1));
1452 unit_file_list_free(h
);
1453 return log_error_errno(r
, "Failed to get unit file list: %m");
1456 n_units
= hashmap_size(h
);
1458 units
= new(UnitFileList
, n_units
?: 1); /* avoid malloc(0) */
1460 unit_file_list_free(h
);
1464 HASHMAP_FOREACH(u
, h
, i
) {
1465 if (!output_show_unit_file(u
, NULL
, NULL
))
1472 assert(c
<= n_units
);
1477 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
1478 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1481 r
= acquire_bus(BUS_MANAGER
, &bus
);
1485 r
= sd_bus_message_new_method_call(
1488 "org.freedesktop.systemd1",
1489 "/org/freedesktop/systemd1",
1490 "org.freedesktop.systemd1.Manager",
1491 "ListUnitFilesByPatterns");
1493 return bus_log_create_error(r
);
1495 r
= sd_bus_message_append_strv(m
, arg_states
);
1497 return bus_log_create_error(r
);
1499 r
= sd_bus_message_append_strv(m
, strv_skip(argv
, 1));
1501 return bus_log_create_error(r
);
1503 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
1504 if (r
< 0 && sd_bus_error_has_name(&error
, SD_BUS_ERROR_UNKNOWN_METHOD
)) {
1505 /* Fallback to legacy ListUnitFiles method */
1507 log_debug_errno(r
, "Failed to list unit files: %s Falling back to ListUnitsFiles method.", bus_error_message(&error
, r
));
1508 m
= sd_bus_message_unref(m
);
1509 sd_bus_error_free(&error
);
1511 r
= sd_bus_message_new_method_call(
1514 "org.freedesktop.systemd1",
1515 "/org/freedesktop/systemd1",
1516 "org.freedesktop.systemd1.Manager",
1519 return bus_log_create_error(r
);
1521 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
1524 return log_error_errno(r
, "Failed to list unit files: %s", bus_error_message(&error
, r
));
1526 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ss)");
1528 return bus_log_parse_error(r
);
1530 while ((r
= sd_bus_message_read(reply
, "(ss)", &path
, &state
)) > 0) {
1532 if (!GREEDY_REALLOC(units
, size
, c
+ 1))
1535 units
[c
] = (struct UnitFileList
) {
1537 unit_file_state_from_string(state
)
1540 if (output_show_unit_file(&units
[c
],
1541 fallback
? arg_states
: NULL
,
1542 fallback
? strv_skip(argv
, 1) : NULL
))
1547 return bus_log_parse_error(r
);
1549 r
= sd_bus_message_exit_container(reply
);
1551 return bus_log_parse_error(r
);
1554 (void) pager_open(arg_no_pager
, false);
1556 typesafe_qsort(units
, c
, compare_unit_file_list
);
1557 output_unit_file_list(units
, c
);
1559 if (install_client_side())
1560 for (unit
= units
; unit
< units
+ c
; unit
++)
1566 static int list_dependencies_print(const char *name
, int level
, unsigned int branches
, bool last
) {
1567 _cleanup_free_
char *n
= NULL
;
1568 size_t max_len
= MAX(columns(),20u);
1574 for (i
= level
- 1; i
>= 0; i
--) {
1576 if (len
> max_len
- 3 && !arg_full
) {
1577 printf("%s...\n",max_len
% 2 ? "" : " ");
1580 printf("%s", special_glyph(branches
& (1 << i
) ? TREE_VERTICAL
: TREE_SPACE
));
1584 if (len
> max_len
- 3 && !arg_full
) {
1585 printf("%s...\n",max_len
% 2 ? "" : " ");
1589 printf("%s", special_glyph(last
? TREE_RIGHT
: TREE_BRANCH
));
1593 printf("%s\n", name
);
1597 n
= ellipsize(name
, max_len
-len
, 100);
1605 static int list_dependencies_get_dependencies(sd_bus
*bus
, const char *name
, char ***deps
) {
1606 struct DependencyStatusInfo
{
1610 static const struct bus_properties_map map
[_DEPENDENCY_MAX
][6] = {
1611 [DEPENDENCY_FORWARD
] = {
1612 { "Requires", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[0]) },
1613 { "Requisite", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[1]) },
1614 { "Wants", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[2]) },
1615 { "ConsistsOf", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[3]) },
1616 { "BindsTo", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[4]) },
1619 [DEPENDENCY_REVERSE
] = {
1620 { "RequiredBy", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[0]) },
1621 { "RequisiteOf", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[1]) },
1622 { "WantedBy", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[2]) },
1623 { "PartOf", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[3]) },
1624 { "BoundBy", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[4]) },
1627 [DEPENDENCY_AFTER
] = {
1628 { "After", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[0]) },
1631 [DEPENDENCY_BEFORE
] = {
1632 { "Before", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[0]) },
1637 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1638 _cleanup_strv_free_
char **ret
= NULL
;
1639 _cleanup_free_
char *path
= NULL
;
1646 path
= unit_dbus_path_from_name(name
);
1650 r
= bus_map_all_properties(bus
,
1651 "org.freedesktop.systemd1",
1653 map
[arg_dependency
],
1659 return log_error_errno(r
, "Failed to get properties of %s: %s", name
, bus_error_message(&error
, r
));
1661 if (IN_SET(arg_dependency
, DEPENDENCY_AFTER
, DEPENDENCY_BEFORE
)) {
1662 *deps
= info
.dep
[0];
1666 for (i
= 0; i
< 5; i
++) {
1667 r
= strv_extend_strv(&ret
, info
.dep
[i
], true);
1670 info
.dep
[i
] = strv_free(info
.dep
[i
]);
1673 *deps
= TAKE_PTR(ret
);
1678 static int list_dependencies_compare(char * const *a
, char * const *b
) {
1679 if (unit_name_to_type(*a
) == UNIT_TARGET
&& unit_name_to_type(*b
) != UNIT_TARGET
)
1681 if (unit_name_to_type(*a
) != UNIT_TARGET
&& unit_name_to_type(*b
) == UNIT_TARGET
)
1684 return strcasecmp(*a
, *b
);
1687 static int list_dependencies_one(
1692 unsigned int branches
) {
1694 _cleanup_strv_free_
char **deps
= NULL
;
1702 r
= strv_extend(units
, name
);
1706 r
= list_dependencies_get_dependencies(bus
, name
, &deps
);
1710 typesafe_qsort(deps
, strv_length(deps
), list_dependencies_compare
);
1712 STRV_FOREACH(c
, deps
) {
1713 if (strv_contains(*units
, *c
)) {
1716 r
= list_dependencies_print("...", level
+ 1, (branches
<< 1) | (c
[1] == NULL
? 0 : 1), 1);
1726 UnitActiveState active_state
= _UNIT_ACTIVE_STATE_INVALID
;
1729 (void) get_state_one_unit(bus
, *c
, &active_state
);
1731 switch (active_state
) {
1733 case UNIT_RELOADING
:
1734 case UNIT_ACTIVATING
:
1735 on
= ansi_highlight_green();
1739 case UNIT_DEACTIVATING
:
1744 on
= ansi_highlight_red();
1748 printf("%s%s%s ", on
, special_glyph(BLACK_CIRCLE
), ansi_normal());
1751 r
= list_dependencies_print(*c
, level
, branches
, c
[1] == NULL
);
1755 if (arg_all
|| unit_name_to_type(*c
) == UNIT_TARGET
) {
1756 r
= list_dependencies_one(bus
, *c
, level
+ 1, units
, (branches
<< 1) | (c
[1] == NULL
? 0 : 1));
1763 strv_remove(*units
, name
);
1768 static int list_dependencies(int argc
, char *argv
[], void *userdata
) {
1769 _cleanup_strv_free_
char **units
= NULL
;
1770 _cleanup_free_
char *unit
= NULL
;
1776 r
= unit_name_mangle(argv
[1], arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
, &unit
);
1778 return log_error_errno(r
, "Failed to mangle unit name: %m");
1782 u
= SPECIAL_DEFAULT_TARGET
;
1784 r
= acquire_bus(BUS_MANAGER
, &bus
);
1788 (void) pager_open(arg_no_pager
, false);
1792 return list_dependencies_one(bus
, u
, 0, &units
, 0);
1795 struct machine_info
{
1799 char *control_group
;
1800 uint32_t n_failed_units
;
1805 static const struct bus_properties_map machine_info_property_map
[] = {
1806 { "SystemState", "s", NULL
, offsetof(struct machine_info
, state
) },
1807 { "NJobs", "u", NULL
, offsetof(struct machine_info
, n_jobs
) },
1808 { "NFailedUnits", "u", NULL
, offsetof(struct machine_info
, n_failed_units
) },
1809 { "ControlGroup", "s", NULL
, offsetof(struct machine_info
, control_group
) },
1810 { "UserspaceTimestamp", "t", NULL
, offsetof(struct machine_info
, timestamp
) },
1814 static void machine_info_clear(struct machine_info
*info
) {
1819 free(info
->control_group
);
1823 static void free_machines_list(struct machine_info
*machine_infos
, int n
) {
1829 for (i
= 0; i
< n
; i
++)
1830 machine_info_clear(&machine_infos
[i
]);
1832 free(machine_infos
);
1835 static int compare_machine_info(const struct machine_info
*a
, const struct machine_info
*b
) {
1838 r
= CMP(b
->is_host
, a
->is_host
);
1842 return strcasecmp(a
->name
, b
->name
);
1845 static int get_machine_properties(sd_bus
*bus
, struct machine_info
*mi
) {
1846 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*container
= NULL
;
1852 r
= sd_bus_open_system_machine(&container
, mi
->name
);
1859 r
= bus_map_all_properties(
1861 "org.freedesktop.systemd1",
1862 "/org/freedesktop/systemd1",
1863 machine_info_property_map
,
1874 static bool output_show_machine(const char *name
, char **patterns
) {
1875 return strv_fnmatch_or_empty(patterns
, name
, FNM_NOESCAPE
);
1878 static int get_machine_list(
1880 struct machine_info
**_machine_infos
,
1883 struct machine_info
*machine_infos
= NULL
;
1884 _cleanup_strv_free_
char **m
= NULL
;
1885 _cleanup_free_
char *hn
= NULL
;
1890 hn
= gethostname_malloc();
1894 if (output_show_machine(hn
, patterns
)) {
1895 if (!GREEDY_REALLOC0(machine_infos
, sz
, c
+1))
1898 machine_infos
[c
].is_host
= true;
1899 machine_infos
[c
].name
= TAKE_PTR(hn
);
1901 (void) get_machine_properties(bus
, &machine_infos
[c
]);
1905 r
= sd_get_machine_names(&m
);
1907 return log_error_errno(r
, "Failed to get machine list: %m");
1909 STRV_FOREACH(i
, m
) {
1910 _cleanup_free_
char *class = NULL
;
1912 if (!output_show_machine(*i
, patterns
))
1915 sd_machine_get_class(*i
, &class);
1916 if (!streq_ptr(class, "container"))
1919 if (!GREEDY_REALLOC0(machine_infos
, sz
, c
+1)) {
1920 free_machines_list(machine_infos
, c
);
1924 machine_infos
[c
].is_host
= false;
1925 machine_infos
[c
].name
= strdup(*i
);
1926 if (!machine_infos
[c
].name
) {
1927 free_machines_list(machine_infos
, c
);
1931 (void) get_machine_properties(NULL
, &machine_infos
[c
]);
1935 *_machine_infos
= machine_infos
;
1939 static void output_machines_list(struct machine_info
*machine_infos
, unsigned n
) {
1940 struct machine_info
*m
;
1943 namelen
= STRLEN("NAME"),
1944 statelen
= STRLEN("STATE"),
1945 failedlen
= STRLEN("FAILED"),
1946 jobslen
= STRLEN("JOBS");
1948 assert(machine_infos
|| n
== 0);
1950 for (m
= machine_infos
; m
< machine_infos
+ n
; m
++) {
1951 namelen
= MAX(namelen
,
1952 strlen(m
->name
) + (m
->is_host
? STRLEN(" (host)") : 0));
1953 statelen
= MAX(statelen
, strlen_ptr(m
->state
));
1954 failedlen
= MAX(failedlen
, DECIMAL_STR_WIDTH(m
->n_failed_units
));
1955 jobslen
= MAX(jobslen
, DECIMAL_STR_WIDTH(m
->n_jobs
));
1957 if (!arg_plain
&& !streq_ptr(m
->state
, "running"))
1961 if (!arg_no_legend
) {
1965 printf("%-*s %-*s %-*s %-*s\n",
1968 failedlen
, "FAILED",
1972 for (m
= machine_infos
; m
< machine_infos
+ n
; m
++) {
1973 const char *on_state
= "", *off_state
= "";
1974 const char *on_failed
= "", *off_failed
= "";
1975 bool circle
= false;
1977 if (streq_ptr(m
->state
, "degraded")) {
1978 on_state
= ansi_highlight_red();
1979 off_state
= ansi_normal();
1981 } else if (!streq_ptr(m
->state
, "running")) {
1982 on_state
= ansi_highlight_yellow();
1983 off_state
= ansi_normal();
1987 if (m
->n_failed_units
> 0) {
1988 on_failed
= ansi_highlight_red();
1989 off_failed
= ansi_normal();
1991 on_failed
= off_failed
= "";
1994 printf("%s%s%s ", on_state
, circle
? special_glyph(BLACK_CIRCLE
) : " ", off_state
);
1997 printf("%-*s (host) %s%-*s%s %s%*" PRIu32
"%s %*" PRIu32
"\n",
1998 (int) (namelen
- (STRLEN(" (host)"))),
2000 on_state
, statelen
, strna(m
->state
), off_state
,
2001 on_failed
, failedlen
, m
->n_failed_units
, off_failed
,
2002 jobslen
, m
->n_jobs
);
2004 printf("%-*s %s%-*s%s %s%*" PRIu32
"%s %*" PRIu32
"\n",
2005 namelen
, strna(m
->name
),
2006 on_state
, statelen
, strna(m
->state
), off_state
,
2007 on_failed
, failedlen
, m
->n_failed_units
, off_failed
,
2008 jobslen
, m
->n_jobs
);
2012 printf("\n%u machines listed.\n", n
);
2015 static int list_machines(int argc
, char *argv
[], void *userdata
) {
2016 struct machine_info
*machine_infos
= NULL
;
2020 r
= acquire_bus(BUS_MANAGER
, &bus
);
2024 r
= get_machine_list(bus
, &machine_infos
, strv_skip(argv
, 1));
2028 (void) pager_open(arg_no_pager
, false);
2030 typesafe_qsort(machine_infos
, r
, compare_machine_info
);
2031 output_machines_list(machine_infos
, r
);
2032 free_machines_list(machine_infos
, r
);
2037 static int get_default(int argc
, char *argv
[], void *userdata
) {
2038 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2039 _cleanup_free_
char *_path
= NULL
;
2043 if (install_client_side()) {
2044 r
= unit_file_get_default(arg_scope
, arg_root
, &_path
);
2046 return log_error_errno(r
, "Failed to get default target: %m");
2051 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2054 r
= acquire_bus(BUS_MANAGER
, &bus
);
2058 r
= sd_bus_call_method(
2060 "org.freedesktop.systemd1",
2061 "/org/freedesktop/systemd1",
2062 "org.freedesktop.systemd1.Manager",
2068 return log_error_errno(r
, "Failed to get default target: %s", bus_error_message(&error
, r
));
2070 r
= sd_bus_message_read(reply
, "s", &path
);
2072 return bus_log_parse_error(r
);
2076 printf("%s\n", path
);
2081 static int set_default(int argc
, char *argv
[], void *userdata
) {
2082 _cleanup_free_
char *unit
= NULL
;
2083 UnitFileChange
*changes
= NULL
;
2084 size_t n_changes
= 0;
2090 r
= unit_name_mangle_with_suffix(argv
[1], arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
, ".target", &unit
);
2092 return log_error_errno(r
, "Failed to mangle unit name: %m");
2094 if (install_client_side()) {
2095 r
= unit_file_set_default(arg_scope
, UNIT_FILE_FORCE
, arg_root
, unit
, &changes
, &n_changes
);
2096 unit_file_dump_changes(r
, "set default", changes
, n_changes
, arg_quiet
);
2101 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2102 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2105 polkit_agent_open_maybe();
2107 r
= acquire_bus(BUS_MANAGER
, &bus
);
2111 r
= sd_bus_call_method(
2113 "org.freedesktop.systemd1",
2114 "/org/freedesktop/systemd1",
2115 "org.freedesktop.systemd1.Manager",
2121 return log_error_errno(r
, "Failed to set default target: %s", bus_error_message(&error
, r
));
2123 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
2127 /* Try to reload if enabled */
2129 r
= daemon_reload(argc
, argv
, userdata
);
2135 unit_file_changes_free(changes
, n_changes
);
2140 static int output_waiting_jobs(sd_bus
*bus
, uint32_t id
, const char *method
, const char *prefix
) {
2141 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2142 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2143 const char *name
, *type
;
2149 r
= sd_bus_call_method(
2151 "org.freedesktop.systemd1",
2152 "/org/freedesktop/systemd1",
2153 "org.freedesktop.systemd1.Manager",
2159 return log_debug_errno(r
, "Failed to get waiting jobs for job %" PRIu32
, id
);
2161 r
= sd_bus_message_enter_container(reply
, 'a', "(usssoo)");
2163 return bus_log_parse_error(r
);
2165 while ((r
= sd_bus_message_read(reply
, "(usssoo)", &other_id
, &name
, &type
, NULL
, NULL
, NULL
)) > 0)
2166 printf("%s %u (%s/%s)\n", prefix
, other_id
, name
, type
);
2168 return bus_log_parse_error(r
);
2170 r
= sd_bus_message_exit_container(reply
);
2172 return bus_log_parse_error(r
);
2179 const char *name
, *type
, *state
;
2182 static void output_jobs_list(sd_bus
*bus
, const struct job_info
* jobs
, unsigned n
, bool skipped
) {
2183 unsigned id_len
, unit_len
, type_len
, state_len
;
2184 const struct job_info
*j
;
2185 const char *on
, *off
;
2186 bool shorten
= false;
2188 assert(n
== 0 || jobs
);
2191 if (!arg_no_legend
) {
2192 on
= ansi_highlight_green();
2193 off
= ansi_normal();
2195 printf("%sNo jobs %s.%s\n", on
, skipped
? "listed" : "running", off
);
2200 (void) pager_open(arg_no_pager
, false);
2202 id_len
= STRLEN("JOB");
2203 unit_len
= STRLEN("UNIT");
2204 type_len
= STRLEN("TYPE");
2205 state_len
= STRLEN("STATE");
2207 for (j
= jobs
; j
< jobs
+ n
; j
++) {
2208 uint32_t id
= j
->id
;
2209 assert(j
->name
&& j
->type
&& j
->state
);
2211 id_len
= MAX(id_len
, DECIMAL_STR_WIDTH(id
));
2212 unit_len
= MAX(unit_len
, strlen(j
->name
));
2213 type_len
= MAX(type_len
, strlen(j
->type
));
2214 state_len
= MAX(state_len
, strlen(j
->state
));
2217 if (!arg_full
&& id_len
+ 1 + unit_len
+ type_len
+ 1 + state_len
> columns()) {
2218 unit_len
= MAX(33u, columns() - id_len
- type_len
- state_len
- 3);
2223 printf("%*s %-*s %-*s %-*s\n",
2227 state_len
, "STATE");
2229 for (j
= jobs
; j
< jobs
+ n
; j
++) {
2230 _cleanup_free_
char *e
= NULL
;
2232 if (streq(j
->state
, "running")) {
2233 on
= ansi_highlight();
2234 off
= ansi_normal();
2238 e
= shorten
? ellipsize(j
->name
, unit_len
, 33) : NULL
;
2239 printf("%*u %s%-*s%s %-*s %s%-*s%s\n",
2241 on
, unit_len
, e
? e
: j
->name
, off
,
2243 on
, state_len
, j
->state
, off
);
2246 output_waiting_jobs(bus
, j
->id
, "GetJobAfter", "\twaiting for job");
2247 if (arg_jobs_before
)
2248 output_waiting_jobs(bus
, j
->id
, "GetJobBefore", "\tblocking job");
2251 if (!arg_no_legend
) {
2252 on
= ansi_highlight();
2253 off
= ansi_normal();
2255 printf("\n%s%u jobs listed%s.\n", on
, n
, off
);
2259 static bool output_show_job(struct job_info
*job
, char **patterns
) {
2260 return strv_fnmatch_or_empty(patterns
, job
->name
, FNM_NOESCAPE
);
2263 static int list_jobs(int argc
, char *argv
[], void *userdata
) {
2264 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2265 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2266 _cleanup_free_
struct job_info
*jobs
= NULL
;
2267 const char *name
, *type
, *state
;
2268 bool skipped
= false;
2275 r
= acquire_bus(BUS_MANAGER
, &bus
);
2279 r
= sd_bus_call_method(
2281 "org.freedesktop.systemd1",
2282 "/org/freedesktop/systemd1",
2283 "org.freedesktop.systemd1.Manager",
2289 return log_error_errno(r
, "Failed to list jobs: %s", bus_error_message(&error
, r
));
2291 r
= sd_bus_message_enter_container(reply
, 'a', "(usssoo)");
2293 return bus_log_parse_error(r
);
2295 while ((r
= sd_bus_message_read(reply
, "(usssoo)", &id
, &name
, &type
, &state
, NULL
, NULL
)) > 0) {
2296 struct job_info job
= { id
, name
, type
, state
};
2298 if (!output_show_job(&job
, strv_skip(argv
, 1))) {
2303 if (!GREEDY_REALLOC(jobs
, size
, c
+ 1))
2309 return bus_log_parse_error(r
);
2311 r
= sd_bus_message_exit_container(reply
);
2313 return bus_log_parse_error(r
);
2315 (void) pager_open(arg_no_pager
, false);
2317 output_jobs_list(bus
, jobs
, c
, skipped
);
2321 static int cancel_job(int argc
, char *argv
[], void *userdata
) {
2327 return trivial_method(argc
, argv
, userdata
);
2329 r
= acquire_bus(BUS_MANAGER
, &bus
);
2333 polkit_agent_open_maybe();
2335 STRV_FOREACH(name
, strv_skip(argv
, 1)) {
2336 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2340 q
= safe_atou32(*name
, &id
);
2342 return log_error_errno(q
, "Failed to parse job id \"%s\": %m", *name
);
2344 q
= sd_bus_call_method(
2346 "org.freedesktop.systemd1",
2347 "/org/freedesktop/systemd1",
2348 "org.freedesktop.systemd1.Manager",
2354 log_error_errno(q
, "Failed to cancel job %"PRIu32
": %s", id
, bus_error_message(&error
, q
));
2363 static int need_daemon_reload(sd_bus
*bus
, const char *unit
) {
2364 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2368 /* We ignore all errors here, since this is used to show a
2371 /* We don't use unit_dbus_path_from_name() directly since we
2372 * don't want to load the unit if it isn't loaded. */
2374 r
= sd_bus_call_method(
2376 "org.freedesktop.systemd1",
2377 "/org/freedesktop/systemd1",
2378 "org.freedesktop.systemd1.Manager",
2386 r
= sd_bus_message_read(reply
, "o", &path
);
2390 r
= sd_bus_get_property_trivial(
2392 "org.freedesktop.systemd1",
2394 "org.freedesktop.systemd1.Unit",
2404 static void warn_unit_file_changed(const char *name
) {
2407 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.",
2408 ansi_highlight_red(),
2411 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user");
2414 static int unit_file_find_path(LookupPaths
*lp
, const char *unit_name
, char **unit_path
) {
2420 STRV_FOREACH(p
, lp
->search_path
) {
2421 _cleanup_free_
char *path
= NULL
, *lpath
= NULL
;
2424 path
= path_join(NULL
, *p
, unit_name
);
2428 r
= chase_symlinks(path
, arg_root
, 0, &lpath
);
2434 return log_error_errno(r
, "Failed to access path \"%s\": %m", path
);
2437 *unit_path
= TAKE_PTR(lpath
);
2445 static int unit_find_template_path(
2446 const char *unit_name
,
2448 char **fragment_path
,
2451 _cleanup_free_
char *_template
= NULL
;
2454 /* Returns 1 if a fragment was found, 0 if not found, negative on error. */
2456 r
= unit_file_find_path(lp
, unit_name
, fragment_path
);
2458 return r
; /* error or found a real unit */
2460 r
= unit_name_template(unit_name
, &_template
);
2462 return 0; /* not a template, does not exist */
2464 return log_error_errno(r
, "Failed to determine template name: %m");
2466 r
= unit_file_find_path(lp
, _template
, fragment_path
);
2471 *template = TAKE_PTR(_template
);
2476 static int unit_find_paths(
2478 const char *unit_name
,
2480 char **fragment_path
,
2481 char ***dropin_paths
) {
2483 _cleanup_free_
char *path
= NULL
;
2484 _cleanup_strv_free_
char **dropins
= NULL
;
2488 * Finds where the unit is defined on disk. Returns 0 if the unit
2489 * is not found. Returns 1 if it is found, and sets
2490 * - the path to the unit in *path, if it exists on disk,
2491 * - and a strv of existing drop-ins in *dropins,
2492 * if the arg is not NULL and any dropins were found.
2496 assert(fragment_path
);
2499 if (!install_client_side() && !unit_name_is_valid(unit_name
, UNIT_NAME_TEMPLATE
)) {
2500 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2501 _cleanup_free_
char *unit
= NULL
;
2503 unit
= unit_dbus_path_from_name(unit_name
);
2507 r
= sd_bus_get_property_string(
2509 "org.freedesktop.systemd1",
2511 "org.freedesktop.systemd1.Unit",
2516 return log_error_errno(r
, "Failed to get FragmentPath: %s", bus_error_message(&error
, r
));
2519 r
= sd_bus_get_property_strv(
2521 "org.freedesktop.systemd1",
2523 "org.freedesktop.systemd1.Unit",
2528 return log_error_errno(r
, "Failed to get DropInPaths: %s", bus_error_message(&error
, r
));
2531 _cleanup_set_free_ Set
*names
= NULL
;
2532 _cleanup_free_
char *template = NULL
;
2534 names
= set_new(NULL
);
2538 r
= unit_find_template_path(unit_name
, lp
, &path
, &template);
2543 if (null_or_empty_path(path
))
2544 /* The template is masked. Let's cut the process short. */
2547 /* We found the unit file. If we followed symlinks, this name might be
2548 * different then the unit_name with started with. Look for dropins matching
2549 * that "final" name. */
2550 r
= set_put(names
, basename(path
));
2551 } else if (!template)
2552 /* No unit file, let's look for dropins matching the original name.
2553 * systemd has fairly complicated rules (based on unit type and provenience),
2554 * which units are allowed not to have the main unit file. We err on the
2555 * side of including too many files, and always try to load dropins. */
2556 r
= set_put(names
, unit_name
);
2558 /* The cases where we allow a unit to exist without the main file are
2559 * never valid for templates. Don't try to load dropins in this case. */
2563 return log_error_errno(r
, "Failed to add unit name: %m");
2566 r
= unit_file_find_dropin_conf_paths(arg_root
, lp
->search_path
,
2567 NULL
, names
, &dropins
);
2575 if (!isempty(path
)) {
2576 *fragment_path
= TAKE_PTR(path
);
2580 if (dropin_paths
&& !strv_isempty(dropins
)) {
2581 *dropin_paths
= TAKE_PTR(dropins
);
2585 if (r
== 0 && !arg_force
)
2586 log_error("No files found for %s.", unit_name
);
2591 static int get_state_one_unit(sd_bus
*bus
, const char *name
, UnitActiveState
*active_state
) {
2592 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2593 _cleanup_free_
char *buf
= NULL
, *path
= NULL
;
2594 UnitActiveState state
;
2598 assert(active_state
);
2600 path
= unit_dbus_path_from_name(name
);
2604 r
= sd_bus_get_property_string(
2606 "org.freedesktop.systemd1",
2608 "org.freedesktop.systemd1.Unit",
2613 return log_error_errno(r
, "Failed to retrieve unit state: %s", bus_error_message(&error
, r
));
2615 state
= unit_active_state_from_string(buf
);
2616 if (state
== _UNIT_ACTIVE_STATE_INVALID
) {
2617 log_error("Invalid unit state '%s' for: %s", buf
, name
);
2621 *active_state
= state
;
2625 static int unit_is_masked(sd_bus
*bus
, LookupPaths
*lp
, const char *name
) {
2626 _cleanup_free_
char *load_state
= NULL
;
2629 if (unit_name_is_valid(name
, UNIT_NAME_TEMPLATE
)) {
2630 _cleanup_free_
char *path
= NULL
;
2632 /* A template cannot be loaded, but it can be still masked, so
2633 * we need to use a different method. */
2635 r
= unit_file_find_path(lp
, name
, &path
);
2640 return null_or_empty_path(path
);
2643 r
= unit_load_state(bus
, name
, &load_state
);
2647 return streq(load_state
, "masked");
2650 static int check_triggering_units(sd_bus
*bus
, const char *name
) {
2651 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2652 _cleanup_free_
char *n
= NULL
, *path
= NULL
, *load_state
= NULL
;
2653 _cleanup_strv_free_
char **triggered_by
= NULL
;
2654 bool print_warning_label
= true;
2655 UnitActiveState active_state
;
2659 r
= unit_name_mangle(name
, 0, &n
);
2661 return log_error_errno(r
, "Failed to mangle unit name: %m");
2663 r
= unit_load_state(bus
, name
, &load_state
);
2667 if (streq(load_state
, "masked"))
2670 path
= unit_dbus_path_from_name(n
);
2674 r
= sd_bus_get_property_strv(
2676 "org.freedesktop.systemd1",
2678 "org.freedesktop.systemd1.Unit",
2683 return log_error_errno(r
, "Failed to get triggered by array of %s: %s", n
, bus_error_message(&error
, r
));
2685 STRV_FOREACH(i
, triggered_by
) {
2686 r
= get_state_one_unit(bus
, *i
, &active_state
);
2690 if (!IN_SET(active_state
, UNIT_ACTIVE
, UNIT_RELOADING
))
2693 if (print_warning_label
) {
2694 log_warning("Warning: Stopping %s, but it can still be activated by:", n
);
2695 print_warning_label
= false;
2698 log_warning(" %s", *i
);
2704 static const struct {
2707 } unit_actions
[] = {
2708 { "start", "StartUnit" },
2709 { "stop", "StopUnit" },
2710 { "condstop", "StopUnit" },
2711 { "reload", "ReloadUnit" },
2712 { "restart", "RestartUnit" },
2713 { "try-restart", "TryRestartUnit" },
2714 { "condrestart", "TryRestartUnit" },
2715 { "reload-or-restart", "ReloadOrRestartUnit" },
2716 { "try-reload-or-restart", "ReloadOrTryRestartUnit" },
2717 { "reload-or-try-restart", "ReloadOrTryRestartUnit" },
2718 { "condreload", "ReloadOrTryRestartUnit" },
2719 { "force-reload", "ReloadOrTryRestartUnit" }
2722 static const char *verb_to_method(const char *verb
) {
2725 for (i
= 0; i
< ELEMENTSOF(unit_actions
); i
++)
2726 if (streq_ptr(unit_actions
[i
].verb
, verb
))
2727 return unit_actions
[i
].method
;
2732 static const char *method_to_verb(const char *method
) {
2735 for (i
= 0; i
< ELEMENTSOF(unit_actions
); i
++)
2736 if (streq_ptr(unit_actions
[i
].method
, method
))
2737 return unit_actions
[i
].verb
;
2749 static void wait_context_free(WaitContext
*c
) {
2750 c
->match
= sd_bus_slot_unref(c
->match
);
2751 c
->event
= sd_event_unref(c
->event
);
2752 c
->unit_paths
= set_free_free(c
->unit_paths
);
2755 static int on_properties_changed(sd_bus_message
*m
, void *userdata
, sd_bus_error
*error
) {
2756 WaitContext
*c
= userdata
;
2760 path
= sd_bus_message_get_path(m
);
2761 if (!set_contains(c
->unit_paths
, path
))
2764 /* Check if ActiveState changed to inactive/failed */
2765 /* (s interface, a{sv} changed_properties, as invalidated_properties) */
2766 r
= sd_bus_message_skip(m
, "s");
2768 return bus_log_parse_error(r
);
2770 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "{sv}");
2772 return bus_log_parse_error(r
);
2774 while ((r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_DICT_ENTRY
, "sv")) > 0) {
2777 r
= sd_bus_message_read(m
, "s", &s
);
2779 return bus_log_parse_error(r
);
2781 if (streq(s
, "ActiveState")) {
2784 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_VARIANT
, "s");
2786 return bus_log_parse_error(r
);
2788 r
= sd_bus_message_read(m
, "s", &s
);
2790 return bus_log_parse_error(r
);
2792 is_failed
= streq(s
, "failed");
2793 if (streq(s
, "inactive") || is_failed
) {
2794 log_debug("%s became %s, dropping from --wait tracking", path
, s
);
2795 free(set_remove(c
->unit_paths
, path
));
2796 c
->any_failed
= c
->any_failed
|| is_failed
;
2798 log_debug("ActiveState on %s changed to %s", path
, s
);
2800 break; /* no need to dissect the rest of the message */
2802 /* other property */
2803 r
= sd_bus_message_skip(m
, "v");
2805 return bus_log_parse_error(r
);
2807 r
= sd_bus_message_exit_container(m
);
2809 return bus_log_parse_error(r
);
2812 return bus_log_parse_error(r
);
2814 if (set_isempty(c
->unit_paths
))
2815 sd_event_exit(c
->event
, EXIT_SUCCESS
);
2820 static int start_unit_one(
2825 sd_bus_error
*error
,
2827 WaitContext
*wait_context
) {
2829 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2839 _cleanup_free_
char *unit_path
= NULL
;
2841 log_debug("Watching for property changes of %s", name
);
2842 r
= sd_bus_call_method(
2844 "org.freedesktop.systemd1",
2845 "/org/freedesktop/systemd1",
2846 "org.freedesktop.systemd1.Manager",
2852 return log_error_errno(r
, "Failed to RefUnit %s: %s", name
, bus_error_message(error
, r
));
2854 unit_path
= unit_dbus_path_from_name(name
);
2858 r
= set_put_strdup(wait_context
->unit_paths
, unit_path
);
2860 return log_error_errno(r
, "Failed to add unit path %s to set: %m", unit_path
);
2862 r
= sd_bus_match_signal_async(bus
,
2863 &wait_context
->match
,
2866 "org.freedesktop.DBus.Properties",
2867 "PropertiesChanged",
2868 on_properties_changed
, NULL
, wait_context
);
2870 return log_error_errno(r
, "Failed to request match for PropertiesChanged signal: %m");
2873 log_debug("%s dbus call org.freedesktop.systemd1.Manager %s(%s, %s)",
2874 arg_dry_run
? "Would execute" : "Executing",
2875 method
, name
, mode
);
2879 r
= sd_bus_call_method(
2881 "org.freedesktop.systemd1",
2882 "/org/freedesktop/systemd1",
2883 "org.freedesktop.systemd1.Manager",
2891 /* There's always a fallback possible for legacy actions. */
2892 if (arg_action
!= ACTION_SYSTEMCTL
)
2895 verb
= method_to_verb(method
);
2897 log_error("Failed to %s %s: %s", verb
, name
, bus_error_message(error
, r
));
2899 if (!sd_bus_error_has_name(error
, BUS_ERROR_NO_SUCH_UNIT
) &&
2900 !sd_bus_error_has_name(error
, BUS_ERROR_UNIT_MASKED
) &&
2901 !sd_bus_error_has_name(error
, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE
))
2902 log_error("See %s logs and 'systemctl%s status%s %s' for details.",
2903 arg_scope
== UNIT_FILE_SYSTEM
? "system" : "user",
2904 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user",
2905 name
[0] == '-' ? " --" : "",
2911 r
= sd_bus_message_read(reply
, "o", &path
);
2913 return bus_log_parse_error(r
);
2915 if (need_daemon_reload(bus
, name
) > 0)
2916 warn_unit_file_changed(name
);
2919 log_debug("Adding %s to the set", path
);
2920 r
= bus_wait_for_jobs_add(w
, path
);
2928 static int expand_names(sd_bus
*bus
, char **names
, const char* suffix
, char ***ret
) {
2929 _cleanup_strv_free_
char **mangled
= NULL
, **globs
= NULL
;
2936 STRV_FOREACH(name
, names
) {
2938 UnitNameMangle options
= UNIT_NAME_MANGLE_GLOB
| (arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
);
2941 r
= unit_name_mangle_with_suffix(*name
, options
, suffix
, &t
);
2943 r
= unit_name_mangle(*name
, options
, &t
);
2945 return log_error_errno(r
, "Failed to mangle name: %m");
2947 if (string_is_glob(t
))
2948 r
= strv_consume(&globs
, t
);
2950 r
= strv_consume(&mangled
, t
);
2955 /* Query the manager only if any of the names are a glob, since
2956 * this is fairly expensive */
2957 if (!strv_isempty(globs
)) {
2958 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2959 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
2960 size_t allocated
, n
;
2962 r
= get_unit_list(bus
, NULL
, globs
, &unit_infos
, 0, &reply
);
2966 n
= strv_length(mangled
);
2969 for (i
= 0; i
< r
; i
++) {
2970 if (!GREEDY_REALLOC(mangled
, allocated
, n
+2))
2973 mangled
[n
] = strdup(unit_infos
[i
].id
);
2977 mangled
[++n
] = NULL
;
2981 *ret
= TAKE_PTR(mangled
);
2986 static const struct {
2990 } action_table
[_ACTION_MAX
] = {
2991 [ACTION_HALT
] = { SPECIAL_HALT_TARGET
, "halt", "replace-irreversibly" },
2992 [ACTION_POWEROFF
] = { SPECIAL_POWEROFF_TARGET
, "poweroff", "replace-irreversibly" },
2993 [ACTION_REBOOT
] = { SPECIAL_REBOOT_TARGET
, "reboot", "replace-irreversibly" },
2994 [ACTION_KEXEC
] = { SPECIAL_KEXEC_TARGET
, "kexec", "replace-irreversibly" },
2995 [ACTION_RUNLEVEL2
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
2996 [ACTION_RUNLEVEL3
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
2997 [ACTION_RUNLEVEL4
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
2998 [ACTION_RUNLEVEL5
] = { SPECIAL_GRAPHICAL_TARGET
, NULL
, "isolate" },
2999 [ACTION_RESCUE
] = { SPECIAL_RESCUE_TARGET
, "rescue", "isolate" },
3000 [ACTION_EMERGENCY
] = { SPECIAL_EMERGENCY_TARGET
, "emergency", "isolate" },
3001 [ACTION_DEFAULT
] = { SPECIAL_DEFAULT_TARGET
, "default", "isolate" },
3002 [ACTION_EXIT
] = { SPECIAL_EXIT_TARGET
, "exit", "replace-irreversibly" },
3003 [ACTION_SUSPEND
] = { SPECIAL_SUSPEND_TARGET
, "suspend", "replace-irreversibly" },
3004 [ACTION_HIBERNATE
] = { SPECIAL_HIBERNATE_TARGET
, "hibernate", "replace-irreversibly" },
3005 [ACTION_HYBRID_SLEEP
] = { SPECIAL_HYBRID_SLEEP_TARGET
, "hybrid-sleep", "replace-irreversibly" },
3006 [ACTION_SUSPEND_THEN_HIBERNATE
] = { SPECIAL_SUSPEND_THEN_HIBERNATE_TARGET
, "suspend-then-hibernate", "replace-irreversibly" },
3009 static enum action
verb_to_action(const char *verb
) {
3012 for (i
= 0; i
< _ACTION_MAX
; i
++)
3013 if (streq_ptr(action_table
[i
].verb
, verb
))
3016 return _ACTION_INVALID
;
3019 static int start_unit(int argc
, char *argv
[], void *userdata
) {
3020 _cleanup_(bus_wait_for_jobs_freep
) BusWaitForJobs
*w
= NULL
;
3021 const char *method
, *mode
, *one_name
, *suffix
= NULL
;
3022 _cleanup_strv_free_
char **names
= NULL
;
3024 _cleanup_(wait_context_free
) WaitContext wait_context
= {};
3028 if (arg_wait
&& !STR_IN_SET(argv
[0], "start", "restart")) {
3029 log_error("--wait may only be used with the 'start' or 'restart' commands.");
3033 /* we cannot do sender tracking on the private bus, so we need the full
3034 * one for RefUnit to implement --wait */
3035 r
= acquire_bus(arg_wait
? BUS_FULL
: BUS_MANAGER
, &bus
);
3039 ask_password_agent_open_if_enabled();
3040 polkit_agent_open_maybe();
3042 if (arg_action
== ACTION_SYSTEMCTL
) {
3045 action
= verb_to_action(argv
[0]);
3047 if (action
!= _ACTION_INVALID
) {
3048 method
= "StartUnit";
3049 mode
= action_table
[action
].mode
;
3050 one_name
= action_table
[action
].target
;
3052 if (streq(argv
[0], "isolate")) {
3053 method
= "StartUnit";
3058 method
= verb_to_method(argv
[0]);
3059 mode
= arg_job_mode
;
3064 assert(arg_action
>= 0 && arg_action
< _ACTION_MAX
);
3065 assert(action_table
[arg_action
].target
);
3066 assert(action_table
[arg_action
].mode
);
3068 method
= "StartUnit";
3069 mode
= action_table
[arg_action
].mode
;
3070 one_name
= action_table
[arg_action
].target
;
3074 names
= strv_new(one_name
, NULL
);
3076 r
= expand_names(bus
, strv_skip(argv
, 1), suffix
, &names
);
3078 return log_error_errno(r
, "Failed to expand names: %m");
3081 if (!arg_no_block
) {
3082 r
= bus_wait_for_jobs_new(bus
, &w
);
3084 return log_error_errno(r
, "Could not watch jobs: %m");
3088 wait_context
.unit_paths
= set_new(&string_hash_ops
);
3089 if (!wait_context
.unit_paths
)
3092 r
= sd_bus_call_method_async(
3095 "org.freedesktop.systemd1",
3096 "/org/freedesktop/systemd1",
3097 "org.freedesktop.systemd1.Manager",
3102 return log_error_errno(r
, "Failed to enable subscription: %m");
3103 r
= sd_event_default(&wait_context
.event
);
3105 return log_error_errno(r
, "Failed to allocate event loop: %m");
3106 r
= sd_bus_attach_event(bus
, wait_context
.event
, 0);
3108 return log_error_errno(r
, "Failed to attach bus to event loop: %m");
3111 STRV_FOREACH(name
, names
) {
3112 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3115 q
= start_unit_one(bus
, method
, *name
, mode
, &error
, w
, arg_wait
? &wait_context
: NULL
);
3116 if (r
>= 0 && q
< 0)
3117 r
= translate_bus_error_to_exit_status(q
, &error
);
3120 if (!arg_no_block
) {
3121 int q
, arg_count
= 0;
3122 const char* extra_args
[4] = {};
3124 if (arg_scope
!= UNIT_FILE_SYSTEM
)
3125 extra_args
[arg_count
++] = "--user";
3127 assert(IN_SET(arg_transport
, BUS_TRANSPORT_LOCAL
, BUS_TRANSPORT_REMOTE
, BUS_TRANSPORT_MACHINE
));
3128 if (arg_transport
== BUS_TRANSPORT_REMOTE
) {
3129 extra_args
[arg_count
++] = "-H";
3130 extra_args
[arg_count
++] = arg_host
;
3131 } else if (arg_transport
== BUS_TRANSPORT_MACHINE
) {
3132 extra_args
[arg_count
++] = "-M";
3133 extra_args
[arg_count
++] = arg_host
;
3136 q
= bus_wait_for_jobs(w
, arg_quiet
, extra_args
);
3140 /* When stopping units, warn if they can still be triggered by
3141 * another active unit (socket, path, timer) */
3142 if (!arg_quiet
&& streq(method
, "StopUnit"))
3143 STRV_FOREACH(name
, names
)
3144 (void) check_triggering_units(bus
, *name
);
3147 if (r
>= 0 && arg_wait
&& !set_isempty(wait_context
.unit_paths
)) {
3149 q
= sd_event_loop(wait_context
.event
);
3151 return log_error_errno(q
, "Failed to run event loop: %m");
3152 if (wait_context
.any_failed
)
3160 static int logind_set_wall_message(void) {
3161 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3163 _cleanup_free_
char *m
= NULL
;
3166 r
= acquire_bus(BUS_FULL
, &bus
);
3170 m
= strv_join(arg_wall
, " ");
3174 log_debug("%s wall message \"%s\".", arg_dry_run
? "Would set" : "Setting", m
);
3178 r
= sd_bus_call_method(
3180 "org.freedesktop.login1",
3181 "/org/freedesktop/login1",
3182 "org.freedesktop.login1.Manager",
3191 return log_warning_errno(r
, "Failed to set wall message, ignoring: %s", bus_error_message(&error
, r
));
3196 /* Ask systemd-logind, which might grant access to unprivileged users
3198 static int logind_reboot(enum action a
) {
3200 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3201 const char *method
, *description
;
3205 r
= acquire_bus(BUS_FULL
, &bus
);
3211 case ACTION_POWEROFF
:
3212 method
= "PowerOff";
3213 description
= "power off system";
3218 description
= "reboot system";
3223 description
= "halt system";
3226 case ACTION_SUSPEND
:
3228 description
= "suspend system";
3231 case ACTION_HIBERNATE
:
3232 method
= "Hibernate";
3233 description
= "hibernate system";
3236 case ACTION_HYBRID_SLEEP
:
3237 method
= "HybridSleep";
3238 description
= "put system into hybrid sleep";
3241 case ACTION_SUSPEND_THEN_HIBERNATE
:
3242 method
= "SuspendThenHibernate";
3243 description
= "put system into suspend followed by hibernate";
3250 polkit_agent_open_maybe();
3251 (void) logind_set_wall_message();
3253 log_debug("%s org.freedesktop.login1.Manager %s dbus call.", arg_dry_run
? "Would execute" : "Executing", method
);
3257 r
= sd_bus_call_method(
3259 "org.freedesktop.login1",
3260 "/org/freedesktop/login1",
3261 "org.freedesktop.login1.Manager",
3265 "b", arg_ask_password
);
3267 return log_error_errno(r
, "Failed to %s via logind: %s", description
, bus_error_message(&error
, r
));
3275 static int logind_check_inhibitors(enum action a
) {
3277 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
3278 _cleanup_strv_free_
char **sessions
= NULL
;
3279 const char *what
, *who
, *why
, *mode
;
3286 if (arg_ignore_inhibitors
|| arg_force
> 0)
3298 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
3301 r
= acquire_bus(BUS_FULL
, &bus
);
3305 r
= sd_bus_call_method(
3307 "org.freedesktop.login1",
3308 "/org/freedesktop/login1",
3309 "org.freedesktop.login1.Manager",
3315 /* If logind is not around, then there are no inhibitors... */
3318 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ssssuu)");
3320 return bus_log_parse_error(r
);
3322 while ((r
= sd_bus_message_read(reply
, "(ssssuu)", &what
, &who
, &why
, &mode
, &uid
, &pid
)) > 0) {
3323 _cleanup_free_
char *comm
= NULL
, *user
= NULL
;
3324 _cleanup_strv_free_
char **sv
= NULL
;
3326 if (!streq(mode
, "block"))
3329 sv
= strv_split(what
, ":");
3333 if (!pid_is_valid((pid_t
) pid
)) {
3334 log_error("Invalid PID "PID_FMT
".", (pid_t
) pid
);
3338 if (!strv_contains(sv
,
3343 ACTION_KEXEC
) ? "shutdown" : "sleep"))
3346 get_process_comm(pid
, &comm
);
3347 user
= uid_to_name(uid
);
3349 log_warning("Operation inhibited by \"%s\" (PID "PID_FMT
" \"%s\", user %s), reason is \"%s\".",
3350 who
, (pid_t
) pid
, strna(comm
), strna(user
), why
);
3355 return bus_log_parse_error(r
);
3357 r
= sd_bus_message_exit_container(reply
);
3359 return bus_log_parse_error(r
);
3361 /* Check for current sessions */
3362 sd_get_sessions(&sessions
);
3363 STRV_FOREACH(s
, sessions
) {
3364 _cleanup_free_
char *type
= NULL
, *tty
= NULL
, *seat
= NULL
, *user
= NULL
, *service
= NULL
, *class = NULL
;
3366 if (sd_session_get_uid(*s
, &uid
) < 0 || uid
== getuid())
3369 if (sd_session_get_class(*s
, &class) < 0 || !streq(class, "user"))
3372 if (sd_session_get_type(*s
, &type
) < 0 || !STR_IN_SET(type
, "x11", "wayland", "tty", "mir"))
3375 sd_session_get_tty(*s
, &tty
);
3376 sd_session_get_seat(*s
, &seat
);
3377 sd_session_get_service(*s
, &service
);
3378 user
= uid_to_name(uid
);
3380 log_warning("User %s is logged in on %s.", strna(user
), isempty(tty
) ? (isempty(seat
) ? strna(service
) : seat
) : tty
);
3387 log_error("Please retry operation after closing inhibitors and logging out other users.\nAlternatively, ignore inhibitors and users with 'systemctl %s -i'.",
3388 action_table
[a
].verb
);
3396 static int logind_prepare_firmware_setup(void) {
3398 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3402 r
= acquire_bus(BUS_FULL
, &bus
);
3406 r
= sd_bus_call_method(
3408 "org.freedesktop.login1",
3409 "/org/freedesktop/login1",
3410 "org.freedesktop.login1.Manager",
3411 "SetRebootToFirmwareSetup",
3416 return log_error_errno(r
, "Cannot indicate to EFI to boot into setup mode: %s", bus_error_message(&error
, r
));
3420 log_error("Cannot remotely indicate to EFI to boot into setup mode.");
3425 static int prepare_firmware_setup(void) {
3428 if (!arg_firmware_setup
)
3431 if (arg_transport
== BUS_TRANSPORT_LOCAL
) {
3433 r
= efi_set_reboot_to_firmware(true);
3435 log_debug_errno(r
, "Cannot indicate to EFI to boot into setup mode, will retry via logind: %m");
3440 return logind_prepare_firmware_setup();
3443 static int load_kexec_kernel(void) {
3444 _cleanup_(boot_config_free
) BootConfig config
= {};
3445 _cleanup_free_
char *where
= NULL
, *kernel
= NULL
, *initrd
= NULL
, *options
= NULL
;
3450 if (kexec_loaded()) {
3451 log_debug("Kexec kernel already loaded.");
3455 if (access(KEXEC
, X_OK
) < 0)
3456 return log_error_errno(errno
, KEXEC
" is not available: %m");
3458 r
= find_esp_and_warn(arg_esp_path
, false, &where
, NULL
, NULL
, NULL
, NULL
);
3459 if (r
== -ENOKEY
) /* find_esp_and_warn() doesn't warn about this case */
3460 return log_error_errno(r
, "Cannot find the ESP partition mount point.");
3461 if (r
< 0) /* But it logs about all these cases, hence don't log here again */
3464 r
= boot_entries_load_config(where
, &config
);
3466 return log_error_errno(r
, "Failed to load bootspec config from \"%s/loader\": %m", where
);
3468 if (config
.default_entry
< 0) {
3469 log_error("No entry suitable as default, refusing to guess.");
3472 e
= &config
.entries
[config
.default_entry
];
3474 if (strv_length(e
->initrd
) > 1) {
3475 log_error("Boot entry specifies multiple initrds, which is not supported currently.");
3479 kernel
= path_join(NULL
, where
, e
->kernel
);
3480 if (!strv_isempty(e
->initrd
))
3481 initrd
= path_join(NULL
, where
, *e
->initrd
);
3482 options
= strv_join(e
->options
, " ");
3486 log_full(arg_quiet
? LOG_DEBUG
: LOG_INFO
,
3487 "%s "KEXEC
" --load \"%s\" --append \"%s\"%s%s%s",
3488 arg_dry_run
? "Would run" : "Running",
3491 initrd
? " --initrd \"" : NULL
, strempty(initrd
), initrd
? "\"" : "");
3495 r
= safe_fork("(kexec)", FORK_RESET_SIGNALS
|FORK_DEATHSIG
|FORK_LOG
, &pid
);
3499 const char* const args
[] = {
3502 "--append", options
,
3503 initrd
? "--initrd" : NULL
, initrd
,
3507 execv(args
[0], (char * const *) args
);
3508 _exit(EXIT_FAILURE
);
3511 r
= wait_for_terminate_and_check("kexec", pid
, WAIT_LOG
);
3515 /* Command failed */
3520 static int set_exit_code(uint8_t code
) {
3521 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3525 r
= acquire_bus(BUS_MANAGER
, &bus
);
3529 r
= sd_bus_call_method(
3531 "org.freedesktop.systemd1",
3532 "/org/freedesktop/systemd1",
3533 "org.freedesktop.systemd1.Manager",
3539 return log_error_errno(r
, "Failed to set exit code: %s", bus_error_message(&error
, r
));
3544 static int start_special(int argc
, char *argv
[], void *userdata
) {
3547 bool termination_action
; /* an action that terminates the manager,
3548 * can be performed also by signal. */
3552 a
= verb_to_action(argv
[0]);
3554 r
= logind_check_inhibitors(a
);
3558 if (arg_force
>= 2) {
3564 r
= prepare_firmware_setup();
3568 if (a
== ACTION_REBOOT
&& argc
> 1) {
3569 r
= update_reboot_parameter_and_warn(argv
[1]);
3573 } else if (a
== ACTION_KEXEC
) {
3574 r
= load_kexec_kernel();
3575 if (r
< 0 && arg_force
>= 1)
3576 log_notice("Failed to load kexec kernel, continuing without.");
3580 } else if (a
== ACTION_EXIT
&& argc
> 1) {
3583 /* If the exit code is not given on the command line,
3584 * don't reset it to zero: just keep it as it might
3585 * have been set previously. */
3587 r
= safe_atou8(argv
[1], &code
);
3589 return log_error_errno(r
, "Invalid exit code.");
3591 r
= set_exit_code(code
);
3596 termination_action
= IN_SET(a
,
3600 if (termination_action
&& arg_force
>= 2)
3603 if (arg_force
>= 1 &&
3604 (termination_action
|| IN_SET(a
, ACTION_KEXEC
, ACTION_EXIT
)))
3605 r
= trivial_method(argc
, argv
, userdata
);
3607 /* First try logind, to allow authentication with polkit */
3614 ACTION_HYBRID_SLEEP
,
3615 ACTION_SUSPEND_THEN_HIBERNATE
)) {
3617 r
= logind_reboot(a
);
3620 if (IN_SET(r
, -EOPNOTSUPP
, -EINPROGRESS
))
3621 /* requested operation is not supported or already in progress */
3624 /* On all other errors, try low-level operation. In order to minimize the difference between
3625 * operation with and without logind, we explicitly enable non-blocking mode for this, as
3626 * logind's shutdown operations are always non-blocking. */
3628 arg_no_block
= true;
3630 } else if (IN_SET(a
, ACTION_EXIT
, ACTION_KEXEC
))
3631 /* Since exit/kexec are so close in behaviour to power-off/reboot, let's also make them
3632 * asynchronous, in order to not confuse the user needlessly with unexpected behaviour. */
3633 arg_no_block
= true;
3635 r
= start_unit(argc
, argv
, userdata
);
3638 if (termination_action
&& arg_force
< 2 &&
3639 IN_SET(r
, -ENOENT
, -ETIMEDOUT
))
3640 log_notice("It is possible to perform action directly, see discussion of --force --force in man:systemctl(1).");
3645 static int start_system_special(int argc
, char *argv
[], void *userdata
) {
3646 /* Like start_special above, but raises an error when running in user mode */
3648 if (arg_scope
!= UNIT_FILE_SYSTEM
) {
3649 log_error("Bad action for %s mode.",
3650 arg_scope
== UNIT_FILE_GLOBAL
? "--global" : "--user");
3654 return start_special(argc
, argv
, userdata
);
3657 static int check_unit_generic(int code
, const UnitActiveState good_states
[], int nb_states
, char **args
) {
3658 _cleanup_strv_free_
char **names
= NULL
;
3659 UnitActiveState active_state
;
3665 r
= acquire_bus(BUS_MANAGER
, &bus
);
3669 r
= expand_names(bus
, args
, NULL
, &names
);
3671 return log_error_errno(r
, "Failed to expand names: %m");
3673 STRV_FOREACH(name
, names
) {
3674 r
= get_state_one_unit(bus
, *name
, &active_state
);
3679 puts(unit_active_state_to_string(active_state
));
3681 for (i
= 0; i
< nb_states
; ++i
)
3682 if (good_states
[i
] == active_state
)
3686 /* use the given return code for the case that we won't find
3687 * any unit which matches the list */
3688 return found
? 0 : code
;
3691 static int check_unit_active(int argc
, char *argv
[], void *userdata
) {
3692 static const UnitActiveState states
[] = {
3697 /* According to LSB: 3, "program is not running" */
3698 return check_unit_generic(EXIT_PROGRAM_NOT_RUNNING
, states
, ELEMENTSOF(states
), strv_skip(argv
, 1));
3701 static int check_unit_failed(int argc
, char *argv
[], void *userdata
) {
3702 static const UnitActiveState states
[] = {
3706 return check_unit_generic(EXIT_PROGRAM_DEAD_AND_PID_EXISTS
, states
, ELEMENTSOF(states
), strv_skip(argv
, 1));
3709 static int kill_unit(int argc
, char *argv
[], void *userdata
) {
3710 _cleanup_strv_free_
char **names
= NULL
;
3711 char *kill_who
= NULL
, **name
;
3715 r
= acquire_bus(BUS_MANAGER
, &bus
);
3719 polkit_agent_open_maybe();
3722 arg_kill_who
= "all";
3724 /* --fail was specified */
3725 if (streq(arg_job_mode
, "fail"))
3726 kill_who
= strjoina(arg_kill_who
, "-fail");
3728 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
3730 return log_error_errno(r
, "Failed to expand names: %m");
3732 STRV_FOREACH(name
, names
) {
3733 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3735 q
= sd_bus_call_method(
3737 "org.freedesktop.systemd1",
3738 "/org/freedesktop/systemd1",
3739 "org.freedesktop.systemd1.Manager",
3743 "ssi", *name
, kill_who
? kill_who
: arg_kill_who
, arg_signal
);
3745 log_error_errno(q
, "Failed to kill unit %s: %s", *name
, bus_error_message(&error
, q
));
3754 typedef struct ExecStatusInfo
{
3762 usec_t start_timestamp
;
3763 usec_t exit_timestamp
;
3768 LIST_FIELDS(struct ExecStatusInfo
, exec
);
3771 static void exec_status_info_free(ExecStatusInfo
*i
) {
3780 static int exec_status_info_deserialize(sd_bus_message
*m
, ExecStatusInfo
*i
) {
3781 uint64_t start_timestamp
, exit_timestamp
, start_timestamp_monotonic
, exit_timestamp_monotonic
;
3784 int32_t code
, status
;
3790 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_STRUCT
, "sasbttttuii");
3792 return bus_log_parse_error(r
);
3796 r
= sd_bus_message_read(m
, "s", &path
);
3798 return bus_log_parse_error(r
);
3800 i
->path
= strdup(path
);
3804 r
= sd_bus_message_read_strv(m
, &i
->argv
);
3806 return bus_log_parse_error(r
);
3808 r
= sd_bus_message_read(m
,
3811 &start_timestamp
, &start_timestamp_monotonic
,
3812 &exit_timestamp
, &exit_timestamp_monotonic
,
3816 return bus_log_parse_error(r
);
3819 i
->start_timestamp
= (usec_t
) start_timestamp
;
3820 i
->exit_timestamp
= (usec_t
) exit_timestamp
;
3821 i
->pid
= (pid_t
) pid
;
3825 r
= sd_bus_message_exit_container(m
);
3827 return bus_log_parse_error(r
);
3832 typedef struct UnitCondition
{
3839 LIST_FIELDS(struct UnitCondition
, conditions
);
3842 static void unit_condition_free(UnitCondition
*c
) {
3851 DEFINE_TRIVIAL_CLEANUP_FUNC(UnitCondition
*, unit_condition_free
);
3853 typedef struct UnitStatusInfo
{
3855 const char *load_state
;
3856 const char *active_state
;
3857 const char *sub_state
;
3858 const char *unit_file_state
;
3859 const char *unit_file_preset
;
3861 const char *description
;
3862 const char *following
;
3864 char **documentation
;
3866 const char *fragment_path
;
3867 const char *source_path
;
3868 const char *control_group
;
3870 char **dropin_paths
;
3872 const char *load_error
;
3875 usec_t inactive_exit_timestamp
;
3876 usec_t inactive_exit_timestamp_monotonic
;
3877 usec_t active_enter_timestamp
;
3878 usec_t active_exit_timestamp
;
3879 usec_t inactive_enter_timestamp
;
3881 bool need_daemon_reload
;
3887 const char *status_text
;
3888 const char *pid_file
;
3892 usec_t start_timestamp
;
3893 usec_t exit_timestamp
;
3895 int exit_code
, exit_status
;
3897 usec_t condition_timestamp
;
3898 bool condition_result
;
3899 LIST_HEAD(UnitCondition
, conditions
);
3901 usec_t assert_timestamp
;
3903 bool failed_assert_trigger
;
3904 bool failed_assert_negate
;
3905 const char *failed_assert
;
3906 const char *failed_assert_parameter
;
3907 usec_t next_elapse_real
;
3908 usec_t next_elapse_monotonic
;
3911 unsigned n_accepted
;
3912 unsigned n_connections
;
3916 /* Pairs of type, path */
3920 const char *sysfs_path
;
3922 /* Mount, Automount */
3929 uint64_t memory_current
;
3930 uint64_t memory_min
;
3931 uint64_t memory_low
;
3932 uint64_t memory_high
;
3933 uint64_t memory_max
;
3934 uint64_t memory_swap_max
;
3935 uint64_t memory_limit
;
3936 uint64_t cpu_usage_nsec
;
3937 uint64_t tasks_current
;
3940 uint64_t ip_ingress_bytes
;
3941 uint64_t ip_egress_bytes
;
3943 LIST_HEAD(ExecStatusInfo
, exec
);
3946 static void unit_status_info_free(UnitStatusInfo
*info
) {
3950 strv_free(info
->documentation
);
3951 strv_free(info
->dropin_paths
);
3952 strv_free(info
->listen
);
3954 while ((c
= info
->conditions
)) {
3955 LIST_REMOVE(conditions
, info
->conditions
, c
);
3956 unit_condition_free(c
);
3959 while ((p
= info
->exec
)) {
3960 LIST_REMOVE(exec
, info
->exec
, p
);
3961 exec_status_info_free(p
);
3965 static void print_status_info(
3970 char since1
[FORMAT_TIMESTAMP_RELATIVE_MAX
], since2
[FORMAT_TIMESTAMP_MAX
];
3971 const char *s1
, *s2
, *active_on
, *active_off
, *on
, *off
, *ss
;
3972 _cleanup_free_
char *formatted_path
= NULL
;
3981 /* This shows pretty information about a unit. See
3982 * print_property() for a low-level property printer */
3984 if (streq_ptr(i
->active_state
, "failed")) {
3985 active_on
= ansi_highlight_red();
3986 active_off
= ansi_normal();
3987 } else if (STRPTR_IN_SET(i
->active_state
, "active", "reloading")) {
3988 active_on
= ansi_highlight_green();
3989 active_off
= ansi_normal();
3991 active_on
= active_off
= "";
3993 printf("%s%s%s %s", active_on
, special_glyph(BLACK_CIRCLE
), active_off
, strna(i
->id
));
3995 if (i
->description
&& !streq_ptr(i
->id
, i
->description
))
3996 printf(" - %s", i
->description
);
4001 printf(" Follow: unit currently follows state of %s\n", i
->following
);
4003 if (STRPTR_IN_SET(i
->load_state
, "error", "not-found", "bad-setting")) {
4004 on
= ansi_highlight_red();
4005 off
= ansi_normal();
4009 path
= i
->source_path
?: i
->fragment_path
;
4010 if (path
&& terminal_urlify_path(path
, NULL
, &formatted_path
) >= 0)
4011 path
= formatted_path
;
4013 if (!isempty(i
->load_error
))
4014 printf(" Loaded: %s%s%s (Reason: %s)\n",
4015 on
, strna(i
->load_state
), off
, i
->load_error
);
4016 else if (path
&& !isempty(i
->unit_file_state
) && !isempty(i
->unit_file_preset
) &&
4017 !STR_IN_SET(i
->unit_file_state
, "generated", "transient"))
4018 printf(" Loaded: %s%s%s (%s; %s; vendor preset: %s)\n",
4019 on
, strna(i
->load_state
), off
, path
, i
->unit_file_state
, i
->unit_file_preset
);
4020 else if (path
&& !isempty(i
->unit_file_state
))
4021 printf(" Loaded: %s%s%s (%s; %s)\n",
4022 on
, strna(i
->load_state
), off
, path
, i
->unit_file_state
);
4024 printf(" Loaded: %s%s%s (%s)\n",
4025 on
, strna(i
->load_state
), off
, path
);
4027 printf(" Loaded: %s%s%s\n",
4028 on
, strna(i
->load_state
), off
);
4031 printf("Transient: yes\n");
4033 if (!strv_isempty(i
->dropin_paths
)) {
4034 _cleanup_free_
char *dir
= NULL
;
4038 STRV_FOREACH(dropin
, i
->dropin_paths
) {
4039 _cleanup_free_
char *dropin_formatted
= NULL
;
4048 dir
= dirname_malloc(*dropin
);
4056 special_glyph(TREE_RIGHT
));
4059 last
= ! (*(dropin
+ 1) && startswith(*(dropin
+ 1), dir
));
4061 if (terminal_urlify_path(*dropin
, basename(*dropin
), &dropin_formatted
) >= 0)
4062 df
= dropin_formatted
;
4066 printf("%s%s", df
, last
? "\n" : ", ");
4070 ss
= streq_ptr(i
->active_state
, i
->sub_state
) ? NULL
: i
->sub_state
;
4072 printf(" Active: %s%s (%s)%s",
4073 active_on
, strna(i
->active_state
), ss
, active_off
);
4075 printf(" Active: %s%s%s",
4076 active_on
, strna(i
->active_state
), active_off
);
4078 if (!isempty(i
->result
) && !streq(i
->result
, "success"))
4079 printf(" (Result: %s)", i
->result
);
4081 timestamp
= STRPTR_IN_SET(i
->active_state
, "active", "reloading") ? i
->active_enter_timestamp
:
4082 STRPTR_IN_SET(i
->active_state
, "inactive", "failed") ? i
->inactive_enter_timestamp
:
4083 STRPTR_IN_SET(i
->active_state
, "activating") ? i
->inactive_exit_timestamp
:
4084 i
->active_exit_timestamp
;
4086 s1
= format_timestamp_relative(since1
, sizeof(since1
), timestamp
);
4087 s2
= format_timestamp(since2
, sizeof(since2
), timestamp
);
4090 printf(" since %s; %s\n", s2
, s1
);
4092 printf(" since %s\n", s2
);
4096 if (endswith(i
->id
, ".timer")) {
4097 char tstamp1
[FORMAT_TIMESTAMP_RELATIVE_MAX
],
4098 tstamp2
[FORMAT_TIMESTAMP_MAX
];
4099 const char *next_rel_time
, *next_time
;
4100 dual_timestamp nw
, next
= {i
->next_elapse_real
,
4101 i
->next_elapse_monotonic
};
4104 printf(" Trigger: ");
4106 dual_timestamp_get(&nw
);
4107 next_elapse
= calc_next_elapse(&nw
, &next
);
4108 next_rel_time
= format_timestamp_relative(tstamp1
, sizeof tstamp1
, next_elapse
);
4109 next_time
= format_timestamp(tstamp2
, sizeof tstamp2
, next_elapse
);
4111 if (next_time
&& next_rel_time
)
4112 printf("%s; %s\n", next_time
, next_rel_time
);
4117 if (!i
->condition_result
&& i
->condition_timestamp
> 0) {
4121 s1
= format_timestamp_relative(since1
, sizeof(since1
), i
->condition_timestamp
);
4122 s2
= format_timestamp(since2
, sizeof(since2
), i
->condition_timestamp
);
4124 printf("Condition: start %scondition failed%s at %s%s%s\n",
4125 ansi_highlight_yellow(), ansi_normal(),
4126 s2
, s1
? "; " : "", strempty(s1
));
4128 LIST_FOREACH(conditions
, c
, i
->conditions
)
4129 if (c
->tristate
< 0)
4132 LIST_FOREACH(conditions
, c
, i
->conditions
)
4133 if (c
->tristate
< 0)
4134 printf(" %s %s=%s%s%s was not met\n",
4135 --n
? special_glyph(TREE_BRANCH
) : special_glyph(TREE_RIGHT
),
4137 c
->trigger
? "|" : "",
4138 c
->negate
? "!" : "",
4142 if (!i
->assert_result
&& i
->assert_timestamp
> 0) {
4143 s1
= format_timestamp_relative(since1
, sizeof(since1
), i
->assert_timestamp
);
4144 s2
= format_timestamp(since2
, sizeof(since2
), i
->assert_timestamp
);
4146 printf(" Assert: start %sassertion failed%s at %s%s%s\n",
4147 ansi_highlight_red(), ansi_normal(),
4148 s2
, s1
? "; " : "", strempty(s1
));
4149 if (i
->failed_assert_trigger
)
4150 printf(" none of the trigger assertions were met\n");
4151 else if (i
->failed_assert
)
4152 printf(" %s=%s%s was not met\n",
4154 i
->failed_assert_negate
? "!" : "",
4155 i
->failed_assert_parameter
);
4159 printf(" Device: %s\n", i
->sysfs_path
);
4161 printf(" Where: %s\n", i
->where
);
4163 printf(" What: %s\n", i
->what
);
4165 STRV_FOREACH(t
, i
->documentation
) {
4166 _cleanup_free_
char *formatted
= NULL
;
4169 if (terminal_urlify(*t
, NULL
, &formatted
) >= 0)
4174 printf(" %*s %s\n", 9, t
== i
->documentation
? "Docs:" : "", q
);
4177 STRV_FOREACH_PAIR(t
, t2
, i
->listen
)
4178 printf(" %*s %s (%s)\n", 9, t
== i
->listen
? "Listen:" : "", *t2
, *t
);
4181 printf(" Accepted: %u; Connected: %u;", i
->n_accepted
, i
->n_connections
);
4183 printf(" Refused: %u", i
->n_refused
);
4187 LIST_FOREACH(exec
, p
, i
->exec
) {
4188 _cleanup_free_
char *argv
= NULL
;
4191 /* Only show exited processes here */
4195 argv
= strv_join(p
->argv
, " ");
4196 printf(" Process: "PID_FMT
" %s=%s ", p
->pid
, p
->name
, strna(argv
));
4198 good
= is_clean_exit(p
->code
, p
->status
, EXIT_CLEAN_DAEMON
, NULL
);
4200 on
= ansi_highlight_red();
4201 off
= ansi_normal();
4205 printf("%s(code=%s, ", on
, sigchld_code_to_string(p
->code
));
4207 if (p
->code
== CLD_EXITED
) {
4210 printf("status=%i", p
->status
);
4212 c
= exit_status_to_string(p
->status
, EXIT_STATUS_SYSTEMD
);
4217 printf("signal=%s", signal_to_string(p
->status
));
4219 printf(")%s\n", off
);
4221 if (i
->main_pid
== p
->pid
&&
4222 i
->start_timestamp
== p
->start_timestamp
&&
4223 i
->exit_timestamp
== p
->start_timestamp
)
4224 /* Let's not show this twice */
4227 if (p
->pid
== i
->control_pid
)
4231 if (i
->main_pid
> 0 || i
->control_pid
> 0) {
4232 if (i
->main_pid
> 0) {
4233 printf(" Main PID: "PID_FMT
, i
->main_pid
);
4237 if (arg_transport
== BUS_TRANSPORT_LOCAL
) {
4238 _cleanup_free_
char *comm
= NULL
;
4240 (void) get_process_comm(i
->main_pid
, &comm
);
4242 printf(" (%s)", comm
);
4245 } else if (i
->exit_code
> 0) {
4246 printf(" (code=%s, ", sigchld_code_to_string(i
->exit_code
));
4248 if (i
->exit_code
== CLD_EXITED
) {
4251 printf("status=%i", i
->exit_status
);
4253 c
= exit_status_to_string(i
->exit_status
, EXIT_STATUS_SYSTEMD
);
4258 printf("signal=%s", signal_to_string(i
->exit_status
));
4263 if (i
->control_pid
> 0) {
4264 _cleanup_free_
char *c
= NULL
;
4266 if (i
->main_pid
> 0)
4267 fputs("; Control PID: ", stdout
);
4269 fputs("Cntrl PID: ", stdout
); /* if first in column, abbreviated so it fits alignment */
4271 printf(PID_FMT
, i
->control_pid
);
4273 if (arg_transport
== BUS_TRANSPORT_LOCAL
) {
4274 (void) get_process_comm(i
->control_pid
, &c
);
4284 printf(" Status: \"%s\"\n", i
->status_text
);
4285 if (i
->status_errno
> 0)
4286 printf(" Error: %i (%s)\n", i
->status_errno
, strerror(i
->status_errno
));
4288 if (i
->ip_ingress_bytes
!= (uint64_t) -1 && i
->ip_egress_bytes
!= (uint64_t) -1) {
4289 char buf_in
[FORMAT_BYTES_MAX
], buf_out
[FORMAT_BYTES_MAX
];
4291 printf(" IP: %s in, %s out\n",
4292 format_bytes(buf_in
, sizeof(buf_in
), i
->ip_ingress_bytes
),
4293 format_bytes(buf_out
, sizeof(buf_out
), i
->ip_egress_bytes
));
4296 if (i
->tasks_current
!= (uint64_t) -1) {
4297 printf(" Tasks: %" PRIu64
, i
->tasks_current
);
4299 if (i
->tasks_max
!= (uint64_t) -1)
4300 printf(" (limit: %" PRIu64
")\n", i
->tasks_max
);
4305 if (i
->memory_current
!= (uint64_t) -1) {
4306 char buf
[FORMAT_BYTES_MAX
];
4308 printf(" Memory: %s", format_bytes(buf
, sizeof(buf
), i
->memory_current
));
4310 if (i
->memory_min
> 0 || i
->memory_low
> 0 ||
4311 i
->memory_high
!= CGROUP_LIMIT_MAX
|| i
->memory_max
!= CGROUP_LIMIT_MAX
||
4312 i
->memory_swap_max
!= CGROUP_LIMIT_MAX
||
4313 i
->memory_limit
!= CGROUP_LIMIT_MAX
) {
4314 const char *prefix
= "";
4317 if (i
->memory_min
> 0) {
4318 printf("%smin: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_min
));
4321 if (i
->memory_low
> 0) {
4322 printf("%slow: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_low
));
4325 if (i
->memory_high
!= CGROUP_LIMIT_MAX
) {
4326 printf("%shigh: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_high
));
4329 if (i
->memory_max
!= CGROUP_LIMIT_MAX
) {
4330 printf("%smax: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_max
));
4333 if (i
->memory_swap_max
!= CGROUP_LIMIT_MAX
) {
4334 printf("%sswap max: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_swap_max
));
4337 if (i
->memory_limit
!= CGROUP_LIMIT_MAX
) {
4338 printf("%slimit: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_limit
));
4346 if (i
->cpu_usage_nsec
!= (uint64_t) -1) {
4347 char buf
[FORMAT_TIMESPAN_MAX
];
4348 printf(" CPU: %s\n", format_timespan(buf
, sizeof(buf
), i
->cpu_usage_nsec
/ NSEC_PER_USEC
, USEC_PER_MSEC
));
4351 if (i
->control_group
) {
4352 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
4353 static const char prefix
[] = " ";
4356 printf(" CGroup: %s\n", i
->control_group
);
4359 if (c
> sizeof(prefix
) - 1)
4360 c
-= sizeof(prefix
) - 1;
4364 r
= unit_show_processes(bus
, i
->id
, i
->control_group
, prefix
, c
, get_output_flags(), &error
);
4369 /* Fallback for older systemd versions where the GetUnitProcesses() call is not yet available */
4371 if (i
->main_pid
> 0)
4372 extra
[k
++] = i
->main_pid
;
4374 if (i
->control_pid
> 0)
4375 extra
[k
++] = i
->control_pid
;
4377 show_cgroup_and_extra(SYSTEMD_CGROUP_CONTROLLER
, i
->control_group
, prefix
, c
, extra
, k
, get_output_flags());
4379 log_warning_errno(r
, "Failed to dump process list for '%s', ignoring: %s", i
->id
, bus_error_message(&error
, r
));
4382 if (i
->id
&& arg_transport
== BUS_TRANSPORT_LOCAL
)
4383 show_journal_by_unit(
4388 i
->inactive_exit_timestamp_monotonic
,
4391 get_output_flags() | OUTPUT_BEGIN_NEWLINE
,
4392 SD_JOURNAL_LOCAL_ONLY
,
4393 arg_scope
== UNIT_FILE_SYSTEM
,
4396 if (i
->need_daemon_reload
)
4397 warn_unit_file_changed(i
->id
);
4400 static void show_unit_help(UnitStatusInfo
*i
) {
4405 if (!i
->documentation
) {
4406 log_info("Documentation for %s not known.", i
->id
);
4410 STRV_FOREACH(p
, i
->documentation
)
4411 if (startswith(*p
, "man:"))
4412 show_man_page(*p
+ 4, false);
4414 log_info("Can't show: %s", *p
);
4417 static int map_main_pid(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4418 UnitStatusInfo
*i
= userdata
;
4422 r
= sd_bus_message_read(m
, "u", &u
);
4426 i
->main_pid
= (pid_t
) u
;
4432 static int map_load_error(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4433 const char *message
, **p
= userdata
;
4436 r
= sd_bus_message_read(m
, "(ss)", NULL
, &message
);
4440 if (!isempty(message
))
4446 static int map_listen(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4447 const char *type
, *path
;
4448 char ***p
= userdata
;
4451 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4455 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0) {
4457 r
= strv_extend(p
, type
);
4461 r
= strv_extend(p
, path
);
4468 r
= sd_bus_message_exit_container(m
);
4475 static int map_conditions(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4476 UnitStatusInfo
*i
= userdata
;
4477 const char *cond
, *param
;
4478 int trigger
, negate
;
4482 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sbbsi)");
4486 while ((r
= sd_bus_message_read(m
, "(sbbsi)", &cond
, &trigger
, &negate
, ¶m
, &state
)) > 0) {
4487 _cleanup_(unit_condition_freep
) UnitCondition
*c
= NULL
;
4489 c
= new0(UnitCondition
, 1);
4493 c
->name
= strdup(cond
);
4494 c
->param
= strdup(param
);
4495 if (!c
->name
|| !c
->param
)
4498 c
->trigger
= trigger
;
4500 c
->tristate
= state
;
4502 LIST_PREPEND(conditions
, i
->conditions
, c
);
4508 r
= sd_bus_message_exit_container(m
);
4515 static int map_asserts(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4516 UnitStatusInfo
*i
= userdata
;
4517 const char *cond
, *param
;
4518 int trigger
, negate
;
4522 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sbbsi)");
4526 while ((r
= sd_bus_message_read(m
, "(sbbsi)", &cond
, &trigger
, &negate
, ¶m
, &state
)) > 0) {
4527 if (state
< 0 && (!trigger
|| !i
->failed_assert
)) {
4528 i
->failed_assert
= cond
;
4529 i
->failed_assert_trigger
= trigger
;
4530 i
->failed_assert_negate
= negate
;
4531 i
->failed_assert_parameter
= param
;
4537 r
= sd_bus_message_exit_container(m
);
4544 static int map_exec(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4545 _cleanup_free_ ExecStatusInfo
*info
= NULL
;
4546 ExecStatusInfo
*last
;
4547 UnitStatusInfo
*i
= userdata
;
4550 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sasbttttuii)");
4554 info
= new0(ExecStatusInfo
, 1);
4558 LIST_FIND_TAIL(exec
, i
->exec
, last
);
4560 while ((r
= exec_status_info_deserialize(m
, info
)) > 0) {
4562 info
->name
= strdup(member
);
4566 LIST_INSERT_AFTER(exec
, i
->exec
, last
, info
);
4569 info
= new0(ExecStatusInfo
, 1);
4576 r
= sd_bus_message_exit_container(m
);
4583 static int print_property(const char *name
, const char *expected_value
, sd_bus_message
*m
, bool value
, bool all
) {
4585 const char *contents
;
4591 /* This is a low-level property printer, see
4592 * print_status_info() for the nicer output */
4594 r
= sd_bus_message_peek_type(m
, &bus_type
, &contents
);
4600 case SD_BUS_TYPE_STRUCT
:
4602 if (contents
[0] == SD_BUS_TYPE_UINT32
&& streq(name
, "Job")) {
4605 r
= sd_bus_message_read(m
, "(uo)", &u
, NULL
);
4607 return bus_log_parse_error(r
);
4610 bus_print_property_value(name
, expected_value
, value
, "%"PRIu32
, u
);
4612 bus_print_property_value(name
, expected_value
, value
, "%s", "");
4616 } else if (contents
[0] == SD_BUS_TYPE_STRING
&& streq(name
, "Unit")) {
4619 r
= sd_bus_message_read(m
, "(so)", &s
, NULL
);
4621 return bus_log_parse_error(r
);
4623 if (all
|| !isempty(s
))
4624 bus_print_property_value(name
, expected_value
, value
, "%s", s
);
4628 } else if (contents
[0] == SD_BUS_TYPE_STRING
&& streq(name
, "LoadError")) {
4629 const char *a
= NULL
, *b
= NULL
;
4631 r
= sd_bus_message_read(m
, "(ss)", &a
, &b
);
4633 return bus_log_parse_error(r
);
4635 if (all
|| !isempty(a
) || !isempty(b
))
4636 bus_print_property_value(name
, expected_value
, value
, "%s \"%s\"", strempty(a
), strempty(b
));
4639 } else if (streq_ptr(name
, "SystemCallFilter")) {
4640 _cleanup_strv_free_
char **l
= NULL
;
4643 r
= sd_bus_message_enter_container(m
, 'r', "bas");
4645 return bus_log_parse_error(r
);
4647 r
= sd_bus_message_read(m
, "b", &whitelist
);
4649 return bus_log_parse_error(r
);
4651 r
= sd_bus_message_read_strv(m
, &l
);
4653 return bus_log_parse_error(r
);
4655 r
= sd_bus_message_exit_container(m
);
4657 return bus_log_parse_error(r
);
4659 if (all
|| whitelist
|| !strv_isempty(l
)) {
4664 fputs(name
, stdout
);
4671 STRV_FOREACH(i
, l
) {
4679 fputc('\n', stdout
);
4687 case SD_BUS_TYPE_ARRAY
:
4689 if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "EnvironmentFiles")) {
4693 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sb)");
4695 return bus_log_parse_error(r
);
4697 while ((r
= sd_bus_message_read(m
, "(sb)", &path
, &ignore
)) > 0)
4698 bus_print_property_value(name
, expected_value
, value
, "%s (ignore_errors=%s)", path
, yes_no(ignore
));
4701 return bus_log_parse_error(r
);
4703 r
= sd_bus_message_exit_container(m
);
4705 return bus_log_parse_error(r
);
4709 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Paths")) {
4710 const char *type
, *path
;
4712 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4714 return bus_log_parse_error(r
);
4716 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0)
4717 bus_print_property_value(name
, expected_value
, value
, "%s (%s)", path
, type
);
4719 return bus_log_parse_error(r
);
4721 r
= sd_bus_message_exit_container(m
);
4723 return bus_log_parse_error(r
);
4727 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Listen")) {
4728 const char *type
, *path
;
4730 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4732 return bus_log_parse_error(r
);
4734 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0)
4735 bus_print_property_value(name
, expected_value
, value
, "%s (%s)", path
, type
);
4737 return bus_log_parse_error(r
);
4739 r
= sd_bus_message_exit_container(m
);
4741 return bus_log_parse_error(r
);
4745 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "TimersMonotonic")) {
4747 uint64_t v
, next_elapse
;
4749 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(stt)");
4751 return bus_log_parse_error(r
);
4753 while ((r
= sd_bus_message_read(m
, "(stt)", &base
, &v
, &next_elapse
)) > 0) {
4754 char timespan1
[FORMAT_TIMESPAN_MAX
], timespan2
[FORMAT_TIMESPAN_MAX
];
4756 bus_print_property_value(name
, expected_value
, value
, "{ %s=%s ; next_elapse=%s }", base
,
4757 format_timespan(timespan1
, sizeof(timespan1
), v
, 0),
4758 format_timespan(timespan2
, sizeof(timespan2
), next_elapse
, 0));
4761 return bus_log_parse_error(r
);
4763 r
= sd_bus_message_exit_container(m
);
4765 return bus_log_parse_error(r
);
4769 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "TimersCalendar")) {
4770 const char *base
, *spec
;
4771 uint64_t next_elapse
;
4773 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sst)");
4775 return bus_log_parse_error(r
);
4777 while ((r
= sd_bus_message_read(m
, "(sst)", &base
, &spec
, &next_elapse
)) > 0) {
4778 char timestamp
[FORMAT_TIMESTAMP_MAX
];
4780 bus_print_property_value(name
, expected_value
, value
, "{ %s=%s ; next_elapse=%s }", base
, spec
,
4781 format_timestamp(timestamp
, sizeof(timestamp
), next_elapse
));
4784 return bus_log_parse_error(r
);
4786 r
= sd_bus_message_exit_container(m
);
4788 return bus_log_parse_error(r
);
4792 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& startswith(name
, "Exec")) {
4793 ExecStatusInfo info
= {};
4795 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sasbttttuii)");
4797 return bus_log_parse_error(r
);
4799 while ((r
= exec_status_info_deserialize(m
, &info
)) > 0) {
4800 char timestamp1
[FORMAT_TIMESTAMP_MAX
], timestamp2
[FORMAT_TIMESTAMP_MAX
];
4801 _cleanup_free_
char *tt
;
4803 tt
= strv_join(info
.argv
, " ");
4805 bus_print_property_value(name
, expected_value
, value
,
4806 "{ path=%s ; argv[]=%s ; ignore_errors=%s ; start_time=[%s] ; stop_time=[%s] ; pid="PID_FMT
" ; code=%s ; status=%i%s%s }",
4809 yes_no(info
.ignore
),
4810 strna(format_timestamp(timestamp1
, sizeof(timestamp1
), info
.start_timestamp
)),
4811 strna(format_timestamp(timestamp2
, sizeof(timestamp2
), info
.exit_timestamp
)),
4813 sigchld_code_to_string(info
.code
),
4815 info
.code
== CLD_EXITED
? "" : "/",
4816 strempty(info
.code
== CLD_EXITED
? NULL
: signal_to_string(info
.status
)));
4819 strv_free(info
.argv
);
4823 r
= sd_bus_message_exit_container(m
);
4825 return bus_log_parse_error(r
);
4829 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "DeviceAllow")) {
4830 const char *path
, *rwm
;
4832 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4834 return bus_log_parse_error(r
);
4836 while ((r
= sd_bus_message_read(m
, "(ss)", &path
, &rwm
)) > 0)
4837 bus_print_property_value(name
, expected_value
, value
, "%s %s", strna(path
), strna(rwm
));
4839 return bus_log_parse_error(r
);
4841 r
= sd_bus_message_exit_container(m
);
4843 return bus_log_parse_error(r
);
4847 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&&
4848 STR_IN_SET(name
, "IODeviceWeight", "BlockIODeviceWeight")) {
4852 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
4854 return bus_log_parse_error(r
);
4856 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &weight
)) > 0)
4857 bus_print_property_value(name
, expected_value
, value
, "%s %"PRIu64
, strna(path
), weight
);
4859 return bus_log_parse_error(r
);
4861 r
= sd_bus_message_exit_container(m
);
4863 return bus_log_parse_error(r
);
4867 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&&
4868 (cgroup_io_limit_type_from_string(name
) >= 0 ||
4869 STR_IN_SET(name
, "BlockIOReadBandwidth", "BlockIOWriteBandwidth"))) {
4873 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
4875 return bus_log_parse_error(r
);
4877 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &bandwidth
)) > 0)
4878 bus_print_property_value(name
, expected_value
, value
, "%s %"PRIu64
, strna(path
), bandwidth
);
4880 return bus_log_parse_error(r
);
4882 r
= sd_bus_message_exit_container(m
);
4884 return bus_log_parse_error(r
);
4888 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&&
4889 streq(name
, "IODeviceLatencyTargetUSec")) {
4890 char ts
[FORMAT_TIMESPAN_MAX
];
4894 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
4896 return bus_log_parse_error(r
);
4898 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &target
)) > 0)
4899 bus_print_property_value(name
, expected_value
, value
, "%s %s", strna(path
),
4900 format_timespan(ts
, sizeof(ts
), target
, 1));
4902 return bus_log_parse_error(r
);
4904 r
= sd_bus_message_exit_container(m
);
4906 return bus_log_parse_error(r
);
4910 } else if (contents
[0] == SD_BUS_TYPE_BYTE
&& streq(name
, "StandardInputData")) {
4911 _cleanup_free_
char *h
= NULL
;
4916 r
= sd_bus_message_read_array(m
, 'y', &p
, &sz
);
4918 return bus_log_parse_error(r
);
4920 n
= base64mem(p
, sz
, &h
);
4924 bus_print_property_value(name
, expected_value
, value
, "%s", h
);
4935 typedef enum SystemctlShowMode
{
4936 SYSTEMCTL_SHOW_PROPERTIES
,
4937 SYSTEMCTL_SHOW_STATUS
,
4938 SYSTEMCTL_SHOW_HELP
,
4939 _SYSTEMCTL_SHOW_MODE_MAX
,
4940 _SYSTEMCTL_SHOW_MODE_INVALID
= -1,
4941 } SystemctlShowMode
;
4943 static const char* const systemctl_show_mode_table
[_SYSTEMCTL_SHOW_MODE_MAX
] = {
4944 [SYSTEMCTL_SHOW_PROPERTIES
] = "show",
4945 [SYSTEMCTL_SHOW_STATUS
] = "status",
4946 [SYSTEMCTL_SHOW_HELP
] = "help",
4949 DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(systemctl_show_mode
, SystemctlShowMode
);
4951 static int show_one(
4955 SystemctlShowMode show_mode
,
4959 static const struct bus_properties_map property_map
[] = {
4960 { "LoadState", "s", NULL
, offsetof(UnitStatusInfo
, load_state
) },
4961 { "ActiveState", "s", NULL
, offsetof(UnitStatusInfo
, active_state
) },
4962 { "Documentation", "as", NULL
, offsetof(UnitStatusInfo
, documentation
) },
4965 { "Id", "s", NULL
, offsetof(UnitStatusInfo
, id
) },
4966 { "LoadState", "s", NULL
, offsetof(UnitStatusInfo
, load_state
) },
4967 { "ActiveState", "s", NULL
, offsetof(UnitStatusInfo
, active_state
) },
4968 { "SubState", "s", NULL
, offsetof(UnitStatusInfo
, sub_state
) },
4969 { "UnitFileState", "s", NULL
, offsetof(UnitStatusInfo
, unit_file_state
) },
4970 { "UnitFilePreset", "s", NULL
, offsetof(UnitStatusInfo
, unit_file_preset
) },
4971 { "Description", "s", NULL
, offsetof(UnitStatusInfo
, description
) },
4972 { "Following", "s", NULL
, offsetof(UnitStatusInfo
, following
) },
4973 { "Documentation", "as", NULL
, offsetof(UnitStatusInfo
, documentation
) },
4974 { "FragmentPath", "s", NULL
, offsetof(UnitStatusInfo
, fragment_path
) },
4975 { "SourcePath", "s", NULL
, offsetof(UnitStatusInfo
, source_path
) },
4976 { "ControlGroup", "s", NULL
, offsetof(UnitStatusInfo
, control_group
) },
4977 { "DropInPaths", "as", NULL
, offsetof(UnitStatusInfo
, dropin_paths
) },
4978 { "LoadError", "(ss)", map_load_error
, offsetof(UnitStatusInfo
, load_error
) },
4979 { "Result", "s", NULL
, offsetof(UnitStatusInfo
, result
) },
4980 { "InactiveExitTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, inactive_exit_timestamp
) },
4981 { "InactiveExitTimestampMonotonic", "t", NULL
, offsetof(UnitStatusInfo
, inactive_exit_timestamp_monotonic
) },
4982 { "ActiveEnterTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, active_enter_timestamp
) },
4983 { "ActiveExitTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, active_exit_timestamp
) },
4984 { "InactiveEnterTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, inactive_enter_timestamp
) },
4985 { "NeedDaemonReload", "b", NULL
, offsetof(UnitStatusInfo
, need_daemon_reload
) },
4986 { "Transient", "b", NULL
, offsetof(UnitStatusInfo
, transient
) },
4987 { "ExecMainPID", "u", NULL
, offsetof(UnitStatusInfo
, main_pid
) },
4988 { "MainPID", "u", map_main_pid
, 0 },
4989 { "ControlPID", "u", NULL
, offsetof(UnitStatusInfo
, control_pid
) },
4990 { "StatusText", "s", NULL
, offsetof(UnitStatusInfo
, status_text
) },
4991 { "PIDFile", "s", NULL
, offsetof(UnitStatusInfo
, pid_file
) },
4992 { "StatusErrno", "i", NULL
, offsetof(UnitStatusInfo
, status_errno
) },
4993 { "ExecMainStartTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, start_timestamp
) },
4994 { "ExecMainExitTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, exit_timestamp
) },
4995 { "ExecMainCode", "i", NULL
, offsetof(UnitStatusInfo
, exit_code
) },
4996 { "ExecMainStatus", "i", NULL
, offsetof(UnitStatusInfo
, exit_status
) },
4997 { "ConditionTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, condition_timestamp
) },
4998 { "ConditionResult", "b", NULL
, offsetof(UnitStatusInfo
, condition_result
) },
4999 { "Conditions", "a(sbbsi)", map_conditions
, 0 },
5000 { "AssertTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, assert_timestamp
) },
5001 { "AssertResult", "b", NULL
, offsetof(UnitStatusInfo
, assert_result
) },
5002 { "Asserts", "a(sbbsi)", map_asserts
, 0 },
5003 { "NextElapseUSecRealtime", "t", NULL
, offsetof(UnitStatusInfo
, next_elapse_real
) },
5004 { "NextElapseUSecMonotonic", "t", NULL
, offsetof(UnitStatusInfo
, next_elapse_monotonic
) },
5005 { "NAccepted", "u", NULL
, offsetof(UnitStatusInfo
, n_accepted
) },
5006 { "NConnections", "u", NULL
, offsetof(UnitStatusInfo
, n_connections
) },
5007 { "NRefused", "u", NULL
, offsetof(UnitStatusInfo
, n_refused
) },
5008 { "Accept", "b", NULL
, offsetof(UnitStatusInfo
, accept
) },
5009 { "Listen", "a(ss)", map_listen
, offsetof(UnitStatusInfo
, listen
) },
5010 { "SysFSPath", "s", NULL
, offsetof(UnitStatusInfo
, sysfs_path
) },
5011 { "Where", "s", NULL
, offsetof(UnitStatusInfo
, where
) },
5012 { "What", "s", NULL
, offsetof(UnitStatusInfo
, what
) },
5013 { "MemoryCurrent", "t", NULL
, offsetof(UnitStatusInfo
, memory_current
) },
5014 { "MemoryMin", "t", NULL
, offsetof(UnitStatusInfo
, memory_min
) },
5015 { "MemoryLow", "t", NULL
, offsetof(UnitStatusInfo
, memory_low
) },
5016 { "MemoryHigh", "t", NULL
, offsetof(UnitStatusInfo
, memory_high
) },
5017 { "MemoryMax", "t", NULL
, offsetof(UnitStatusInfo
, memory_max
) },
5018 { "MemorySwapMax", "t", NULL
, offsetof(UnitStatusInfo
, memory_swap_max
) },
5019 { "MemoryLimit", "t", NULL
, offsetof(UnitStatusInfo
, memory_limit
) },
5020 { "CPUUsageNSec", "t", NULL
, offsetof(UnitStatusInfo
, cpu_usage_nsec
) },
5021 { "TasksCurrent", "t", NULL
, offsetof(UnitStatusInfo
, tasks_current
) },
5022 { "TasksMax", "t", NULL
, offsetof(UnitStatusInfo
, tasks_max
) },
5023 { "IPIngressBytes", "t", NULL
, offsetof(UnitStatusInfo
, ip_ingress_bytes
) },
5024 { "IPEgressBytes", "t", NULL
, offsetof(UnitStatusInfo
, ip_egress_bytes
) },
5025 { "ExecStartPre", "a(sasbttttuii)", map_exec
, 0 },
5026 { "ExecStart", "a(sasbttttuii)", map_exec
, 0 },
5027 { "ExecStartPost", "a(sasbttttuii)", map_exec
, 0 },
5028 { "ExecReload", "a(sasbttttuii)", map_exec
, 0 },
5029 { "ExecStopPre", "a(sasbttttuii)", map_exec
, 0 },
5030 { "ExecStop", "a(sasbttttuii)", map_exec
, 0 },
5031 { "ExecStopPost", "a(sasbttttuii)", map_exec
, 0 },
5035 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5036 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5037 _cleanup_set_free_ Set
*found_properties
= NULL
;
5038 _cleanup_(unit_status_info_free
) UnitStatusInfo info
= {
5039 .memory_current
= (uint64_t) -1,
5040 .memory_high
= CGROUP_LIMIT_MAX
,
5041 .memory_max
= CGROUP_LIMIT_MAX
,
5042 .memory_swap_max
= CGROUP_LIMIT_MAX
,
5043 .memory_limit
= (uint64_t) -1,
5044 .cpu_usage_nsec
= (uint64_t) -1,
5045 .tasks_current
= (uint64_t) -1,
5046 .tasks_max
= (uint64_t) -1,
5047 .ip_ingress_bytes
= (uint64_t) -1,
5048 .ip_egress_bytes
= (uint64_t) -1,
5056 log_debug("Showing one %s", path
);
5058 r
= bus_map_all_properties(
5060 "org.freedesktop.systemd1",
5062 show_mode
== SYSTEMCTL_SHOW_STATUS
? status_map
: property_map
,
5063 BUS_MAP_BOOLEAN_AS_BOOL
,
5068 return log_error_errno(r
, "Failed to get properties: %s", bus_error_message(&error
, r
));
5070 if (unit
&& streq_ptr(info
.load_state
, "not-found") && streq_ptr(info
.active_state
, "inactive")) {
5071 log_full(show_mode
== SYSTEMCTL_SHOW_STATUS
? LOG_ERR
: LOG_DEBUG
,
5072 "Unit %s could not be found.", unit
);
5074 if (show_mode
== SYSTEMCTL_SHOW_STATUS
)
5075 return EXIT_PROGRAM_OR_SERVICES_STATUS_UNKNOWN
;
5076 else if (show_mode
== SYSTEMCTL_SHOW_HELP
)
5085 if (show_mode
== SYSTEMCTL_SHOW_STATUS
) {
5086 print_status_info(bus
, &info
, ellipsized
);
5088 if (info
.active_state
&& !STR_IN_SET(info
.active_state
, "active", "reloading"))
5089 return EXIT_PROGRAM_NOT_RUNNING
;
5091 return EXIT_PROGRAM_RUNNING_OR_SERVICE_OK
;
5093 } else if (show_mode
== SYSTEMCTL_SHOW_HELP
) {
5094 show_unit_help(&info
);
5098 r
= sd_bus_message_rewind(reply
, true);
5100 return log_error_errno(r
, "Failed to rewind: %s", bus_error_message(&error
, r
));
5102 r
= bus_message_print_all_properties(reply
, print_property
, arg_properties
, arg_value
, arg_all
, &found_properties
);
5104 return bus_log_parse_error(r
);
5106 STRV_FOREACH(pp
, arg_properties
)
5107 if (!set_contains(found_properties
, *pp
))
5108 log_debug("Property %s does not exist.", *pp
);
5113 static int get_unit_dbus_path_by_pid(
5118 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5119 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5123 r
= sd_bus_call_method(
5125 "org.freedesktop.systemd1",
5126 "/org/freedesktop/systemd1",
5127 "org.freedesktop.systemd1.Manager",
5133 return log_error_errno(r
, "Failed to get unit for PID %"PRIu32
": %s", pid
, bus_error_message(&error
, r
));
5135 r
= sd_bus_message_read(reply
, "o", &u
);
5137 return bus_log_parse_error(r
);
5147 static int show_all(
5152 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5153 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
5158 r
= get_unit_list(bus
, NULL
, NULL
, &unit_infos
, 0, &reply
);
5162 (void) pager_open(arg_no_pager
, false);
5166 typesafe_qsort(unit_infos
, c
, compare_unit_info
);
5168 for (u
= unit_infos
; u
< unit_infos
+ c
; u
++) {
5169 _cleanup_free_
char *p
= NULL
;
5171 p
= unit_dbus_path_from_name(u
->id
);
5175 r
= show_one(bus
, p
, u
->id
, SYSTEMCTL_SHOW_STATUS
, new_line
, ellipsized
);
5178 else if (r
> 0 && ret
== 0)
5185 static int show_system_status(sd_bus
*bus
) {
5186 char since1
[FORMAT_TIMESTAMP_RELATIVE_MAX
], since2
[FORMAT_TIMESTAMP_MAX
];
5187 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5188 _cleanup_(machine_info_clear
) struct machine_info mi
= {};
5189 _cleanup_free_
char *hn
= NULL
;
5190 const char *on
, *off
;
5193 hn
= gethostname_malloc();
5197 r
= bus_map_all_properties(
5199 "org.freedesktop.systemd1",
5200 "/org/freedesktop/systemd1",
5201 machine_info_property_map
,
5207 return log_error_errno(r
, "Failed to read server status: %s", bus_error_message(&error
, r
));
5209 if (streq_ptr(mi
.state
, "degraded")) {
5210 on
= ansi_highlight_red();
5211 off
= ansi_normal();
5212 } else if (streq_ptr(mi
.state
, "running")) {
5213 on
= ansi_highlight_green();
5214 off
= ansi_normal();
5216 on
= ansi_highlight_yellow();
5217 off
= ansi_normal();
5220 printf("%s%s%s %s\n", on
, special_glyph(BLACK_CIRCLE
), off
, arg_host
? arg_host
: hn
);
5222 printf(" State: %s%s%s\n",
5223 on
, strna(mi
.state
), off
);
5225 printf(" Jobs: %" PRIu32
" queued\n", mi
.n_jobs
);
5226 printf(" Failed: %" PRIu32
" units\n", mi
.n_failed_units
);
5228 printf(" Since: %s; %s\n",
5229 format_timestamp(since2
, sizeof(since2
), mi
.timestamp
),
5230 format_timestamp_relative(since1
, sizeof(since1
), mi
.timestamp
));
5232 printf(" CGroup: %s\n", mi
.control_group
?: "/");
5233 if (IN_SET(arg_transport
,
5234 BUS_TRANSPORT_LOCAL
,
5235 BUS_TRANSPORT_MACHINE
)) {
5236 static const char prefix
[] = " ";
5240 if (c
> sizeof(prefix
) - 1)
5241 c
-= sizeof(prefix
) - 1;
5245 show_cgroup(SYSTEMD_CGROUP_CONTROLLER
, strempty(mi
.control_group
), prefix
, c
, get_output_flags());
5251 static int show(int argc
, char *argv
[], void *userdata
) {
5252 bool new_line
= false, ellipsized
= false;
5253 SystemctlShowMode show_mode
;
5259 show_mode
= systemctl_show_mode_from_string(argv
[0]);
5260 if (show_mode
< 0) {
5261 log_error("Invalid argument.");
5265 if (show_mode
== SYSTEMCTL_SHOW_HELP
&& argc
<= 1) {
5266 log_error("This command expects one or more unit names. Did you mean --help?");
5270 r
= acquire_bus(BUS_MANAGER
, &bus
);
5274 (void) pager_open(arg_no_pager
, false);
5276 if (show_mode
== SYSTEMCTL_SHOW_STATUS
)
5277 /* Increase max number of open files to 16K if we can, we
5278 * might needs this when browsing journal files, which might
5279 * be split up into many files. */
5280 setrlimit_closest(RLIMIT_NOFILE
, &RLIMIT_MAKE_CONST(16384));
5282 /* If no argument is specified inspect the manager itself */
5283 if (show_mode
== SYSTEMCTL_SHOW_PROPERTIES
&& argc
<= 1)
5284 return show_one(bus
, "/org/freedesktop/systemd1", NULL
, show_mode
, &new_line
, &ellipsized
);
5286 if (show_mode
== SYSTEMCTL_SHOW_STATUS
&& argc
<= 1) {
5288 show_system_status(bus
);
5292 ret
= show_all(bus
, &new_line
, &ellipsized
);
5294 _cleanup_free_
char **patterns
= NULL
;
5297 STRV_FOREACH(name
, strv_skip(argv
, 1)) {
5298 _cleanup_free_
char *path
= NULL
, *unit
= NULL
;
5301 if (safe_atou32(*name
, &id
) < 0) {
5302 if (strv_push(&patterns
, *name
) < 0)
5306 } else if (show_mode
== SYSTEMCTL_SHOW_PROPERTIES
) {
5307 /* Interpret as job id */
5308 if (asprintf(&path
, "/org/freedesktop/systemd1/job/%u", id
) < 0)
5312 /* Interpret as PID */
5313 r
= get_unit_dbus_path_by_pid(bus
, id
, &path
);
5319 r
= unit_name_from_dbus_path(path
, &unit
);
5324 r
= show_one(bus
, path
, unit
, show_mode
, &new_line
, &ellipsized
);
5327 else if (r
> 0 && ret
== 0)
5331 if (!strv_isempty(patterns
)) {
5332 _cleanup_strv_free_
char **names
= NULL
;
5334 r
= expand_names(bus
, patterns
, NULL
, &names
);
5336 return log_error_errno(r
, "Failed to expand names: %m");
5338 STRV_FOREACH(name
, names
) {
5339 _cleanup_free_
char *path
;
5341 path
= unit_dbus_path_from_name(*name
);
5345 r
= show_one(bus
, path
, *name
, show_mode
, &new_line
, &ellipsized
);
5348 if (r
> 0 && ret
== 0)
5354 if (ellipsized
&& !arg_quiet
)
5355 printf("Hint: Some lines were ellipsized, use -l to show in full.\n");
5360 static int cat(int argc
, char *argv
[], void *userdata
) {
5361 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
5362 _cleanup_strv_free_
char **names
= NULL
;
5368 if (arg_transport
!= BUS_TRANSPORT_LOCAL
) {
5369 log_error("Cannot remotely cat units.");
5373 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
5375 return log_error_errno(r
, "Failed to determine unit paths: %m");
5377 r
= acquire_bus(BUS_MANAGER
, &bus
);
5381 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
5383 return log_error_errno(r
, "Failed to expand names: %m");
5385 (void) pager_open(arg_no_pager
, false);
5387 STRV_FOREACH(name
, names
) {
5388 _cleanup_free_
char *fragment_path
= NULL
;
5389 _cleanup_strv_free_
char **dropin_paths
= NULL
;
5391 r
= unit_find_paths(bus
, *name
, &lp
, &fragment_path
, &dropin_paths
);
5392 if (r
== -ERFKILL
) {
5393 printf("%s# unit %s is masked%s\n",
5394 ansi_highlight_magenta(),
5409 if (need_daemon_reload(bus
, *name
) > 0) /* ignore errors (<0), this is informational output */
5411 "%s# Warning: %s changed on disk, the version systemd has loaded is outdated.\n"
5412 "%s# This output shows the current version of the unit's original fragment and drop-in files.\n"
5413 "%s# If fragments or drop-ins were added or removed, they are not properly reflected in this output.\n"
5414 "%s# Run 'systemctl%s daemon-reload' to reload units.%s\n",
5415 ansi_highlight_red(),
5417 ansi_highlight_red(),
5418 ansi_highlight_red(),
5419 ansi_highlight_red(),
5420 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user",
5423 r
= cat_files(fragment_path
, dropin_paths
, 0);
5431 static int set_property(int argc
, char *argv
[], void *userdata
) {
5432 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5433 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5434 _cleanup_free_
char *n
= NULL
;
5439 r
= acquire_bus(BUS_MANAGER
, &bus
);
5443 polkit_agent_open_maybe();
5445 r
= sd_bus_message_new_method_call(
5448 "org.freedesktop.systemd1",
5449 "/org/freedesktop/systemd1",
5450 "org.freedesktop.systemd1.Manager",
5451 "SetUnitProperties");
5453 return bus_log_create_error(r
);
5455 r
= unit_name_mangle(argv
[1], arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
, &n
);
5457 return log_error_errno(r
, "Failed to mangle unit name: %m");
5459 t
= unit_name_to_type(n
);
5461 log_error("Invalid unit type: %s", n
);
5465 r
= sd_bus_message_append(m
, "sb", n
, arg_runtime
);
5467 return bus_log_create_error(r
);
5469 r
= sd_bus_message_open_container(m
, SD_BUS_TYPE_ARRAY
, "(sv)");
5471 return bus_log_create_error(r
);
5473 r
= bus_append_unit_property_assignment_many(m
, t
, strv_skip(argv
, 2));
5477 r
= sd_bus_message_close_container(m
);
5479 return bus_log_create_error(r
);
5481 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
5483 return log_error_errno(r
, "Failed to set unit properties on %s: %s", n
, bus_error_message(&error
, r
));
5488 static int daemon_reload(int argc
, char *argv
[], void *userdata
) {
5489 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5490 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5495 r
= acquire_bus(BUS_MANAGER
, &bus
);
5499 polkit_agent_open_maybe();
5501 switch (arg_action
) {
5508 method
= "Reexecute";
5511 case ACTION_SYSTEMCTL
:
5512 method
= streq(argv
[0], "daemon-reexec") ? "Reexecute" :
5513 /* "daemon-reload" */ "Reload";
5517 assert_not_reached("Unexpected action");
5520 r
= sd_bus_message_new_method_call(
5523 "org.freedesktop.systemd1",
5524 "/org/freedesktop/systemd1",
5525 "org.freedesktop.systemd1.Manager",
5528 return bus_log_create_error(r
);
5530 /* Note we use an extra-long timeout here. This is because a reload or reexec means generators are rerun which
5531 * are timed out after DEFAULT_TIMEOUT_USEC. Let's use twice that time here, so that the generators can have
5532 * their timeout, and for everything else there's the same time budget in place. */
5534 r
= sd_bus_call(bus
, m
, DEFAULT_TIMEOUT_USEC
* 2, &error
, NULL
);
5536 /* On reexecution, we expect a disconnect, not a reply */
5537 if (IN_SET(r
, -ETIMEDOUT
, -ECONNRESET
) && streq(method
, "Reexecute"))
5540 if (r
< 0 && arg_action
== ACTION_SYSTEMCTL
)
5541 return log_error_errno(r
, "Failed to reload daemon: %s", bus_error_message(&error
, r
));
5543 /* Note that for the legacy commands (i.e. those with action != ACTION_SYSTEMCTL) we support fallbacks to the
5544 * old ways of doing things, hence don't log any error in that case here. */
5546 return r
< 0 ? r
: 0;
5549 static int trivial_method(int argc
, char *argv
[], void *userdata
) {
5550 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5558 r
= acquire_bus(BUS_MANAGER
, &bus
);
5562 polkit_agent_open_maybe();
5565 streq(argv
[0], "clear-jobs") ||
5566 streq(argv
[0], "cancel") ? "ClearJobs" :
5567 streq(argv
[0], "reset-failed") ? "ResetFailed" :
5568 streq(argv
[0], "halt") ? "Halt" :
5569 streq(argv
[0], "reboot") ? "Reboot" :
5570 streq(argv
[0], "kexec") ? "KExec" :
5571 streq(argv
[0], "exit") ? "Exit" :
5572 /* poweroff */ "PowerOff";
5574 r
= sd_bus_call_method(
5576 "org.freedesktop.systemd1",
5577 "/org/freedesktop/systemd1",
5578 "org.freedesktop.systemd1.Manager",
5583 if (r
< 0 && arg_action
== ACTION_SYSTEMCTL
)
5584 return log_error_errno(r
, "Failed to execute operation: %s", bus_error_message(&error
, r
));
5586 /* Note that for the legacy commands (i.e. those with action != ACTION_SYSTEMCTL) we support fallbacks to the
5587 * old ways of doing things, hence don't log any error in that case here. */
5589 return r
< 0 ? r
: 0;
5592 static int reset_failed(int argc
, char *argv
[], void *userdata
) {
5593 _cleanup_strv_free_
char **names
= NULL
;
5599 return trivial_method(argc
, argv
, userdata
);
5601 r
= acquire_bus(BUS_MANAGER
, &bus
);
5605 polkit_agent_open_maybe();
5607 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
5609 return log_error_errno(r
, "Failed to expand names: %m");
5611 STRV_FOREACH(name
, names
) {
5612 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5614 q
= sd_bus_call_method(
5616 "org.freedesktop.systemd1",
5617 "/org/freedesktop/systemd1",
5618 "org.freedesktop.systemd1.Manager",
5624 log_error_errno(q
, "Failed to reset failed state of unit %s: %s", *name
, bus_error_message(&error
, q
));
5633 static int print_variable(const char *s
) {
5635 _cleanup_free_
char *esc
= NULL
;
5637 sep
= strchr(s
, '=');
5639 log_error("Invalid environment block");
5643 esc
= shell_maybe_quote(sep
+ 1, ESCAPE_POSIX
);
5647 printf("%.*s=%s\n", (int)(sep
-s
), s
, esc
);
5651 static int show_environment(int argc
, char *argv
[], void *userdata
) {
5652 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5653 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5658 r
= acquire_bus(BUS_MANAGER
, &bus
);
5662 (void) pager_open(arg_no_pager
, false);
5664 r
= sd_bus_get_property(
5666 "org.freedesktop.systemd1",
5667 "/org/freedesktop/systemd1",
5668 "org.freedesktop.systemd1.Manager",
5674 return log_error_errno(r
, "Failed to get environment: %s", bus_error_message(&error
, r
));
5676 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "s");
5678 return bus_log_parse_error(r
);
5680 while ((r
= sd_bus_message_read_basic(reply
, SD_BUS_TYPE_STRING
, &text
)) > 0) {
5681 r
= print_variable(text
);
5686 return bus_log_parse_error(r
);
5688 r
= sd_bus_message_exit_container(reply
);
5690 return bus_log_parse_error(r
);
5695 static int switch_root(int argc
, char *argv
[], void *userdata
) {
5696 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5697 _cleanup_free_
char *cmdline_init
= NULL
;
5698 const char *root
, *init
;
5702 if (arg_transport
!= BUS_TRANSPORT_LOCAL
) {
5703 log_error("Cannot switch root remotely.");
5707 if (argc
< 2 || argc
> 3) {
5708 log_error("Wrong number of arguments.");
5717 r
= parse_env_file(NULL
, "/proc/cmdline", WHITESPACE
,
5718 "init", &cmdline_init
,
5721 log_debug_errno(r
, "Failed to parse /proc/cmdline: %m");
5723 init
= cmdline_init
;
5726 init
= empty_to_null(init
);
5728 const char *root_systemd_path
= NULL
, *root_init_path
= NULL
;
5730 root_systemd_path
= strjoina(root
, "/" SYSTEMD_BINARY_PATH
);
5731 root_init_path
= strjoina(root
, "/", init
);
5733 /* If the passed init is actually the same as the
5734 * systemd binary, then let's suppress it. */
5735 if (files_same(root_init_path
, root_systemd_path
, 0) > 0)
5739 /* Instruct PID1 to exclude us from its killing spree applied during
5740 * the transition. Otherwise we would exit with a failure status even
5741 * though the switch to the new root has succeed. */
5742 argv_cmdline
[0] = '@';
5744 r
= acquire_bus(BUS_MANAGER
, &bus
);
5748 /* If we are slow to exit after the root switch, the new systemd instance
5749 * will send us a signal to terminate. Just ignore it and exit normally.
5750 * This way the unit does not end up as failed.
5752 r
= ignore_signals(SIGTERM
, -1);
5754 log_warning_errno(r
, "Failed to change disposition of SIGTERM to ignore: %m");
5756 log_debug("Switching root - root: %s; init: %s", root
, strna(init
));
5758 r
= sd_bus_call_method(
5760 "org.freedesktop.systemd1",
5761 "/org/freedesktop/systemd1",
5762 "org.freedesktop.systemd1.Manager",
5768 (void) default_signals(SIGTERM
, -1);
5770 return log_error_errno(r
, "Failed to switch root: %s", bus_error_message(&error
, r
));
5776 static int set_environment(int argc
, char *argv
[], void *userdata
) {
5777 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5778 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5786 r
= acquire_bus(BUS_MANAGER
, &bus
);
5790 polkit_agent_open_maybe();
5792 method
= streq(argv
[0], "set-environment")
5794 : "UnsetEnvironment";
5796 r
= sd_bus_message_new_method_call(
5799 "org.freedesktop.systemd1",
5800 "/org/freedesktop/systemd1",
5801 "org.freedesktop.systemd1.Manager",
5804 return bus_log_create_error(r
);
5806 r
= sd_bus_message_append_strv(m
, strv_skip(argv
, 1));
5808 return bus_log_create_error(r
);
5810 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
5812 return log_error_errno(r
, "Failed to set environment: %s", bus_error_message(&error
, r
));
5817 static int import_environment(int argc
, char *argv
[], void *userdata
) {
5818 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5819 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5823 r
= acquire_bus(BUS_MANAGER
, &bus
);
5827 polkit_agent_open_maybe();
5829 r
= sd_bus_message_new_method_call(
5832 "org.freedesktop.systemd1",
5833 "/org/freedesktop/systemd1",
5834 "org.freedesktop.systemd1.Manager",
5837 return bus_log_create_error(r
);
5840 r
= sd_bus_message_append_strv(m
, environ
);
5844 r
= sd_bus_message_open_container(m
, 'a', "s");
5846 return bus_log_create_error(r
);
5848 STRV_FOREACH(a
, strv_skip(argv
, 1)) {
5850 if (!env_name_is_valid(*a
)) {
5851 log_error("Not a valid environment variable name: %s", *a
);
5855 STRV_FOREACH(b
, environ
) {
5858 eq
= startswith(*b
, *a
);
5859 if (eq
&& *eq
== '=') {
5861 r
= sd_bus_message_append(m
, "s", *b
);
5863 return bus_log_create_error(r
);
5870 r
= sd_bus_message_close_container(m
);
5873 return bus_log_create_error(r
);
5875 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
5877 return log_error_errno(r
, "Failed to import environment: %s", bus_error_message(&error
, r
));
5882 static int enable_sysv_units(const char *verb
, char **args
) {
5885 #if HAVE_SYSV_COMPAT
5886 _cleanup_(lookup_paths_free
) LookupPaths paths
= {};
5889 /* Processes all SysV units, and reshuffles the array so that afterwards only the native units remain */
5891 if (arg_scope
!= UNIT_FILE_SYSTEM
)
5894 if (getenv_bool("SYSTEMCTL_SKIP_SYSV") > 0)
5897 if (!STR_IN_SET(verb
,
5903 r
= lookup_paths_init(&paths
, arg_scope
, LOOKUP_PATHS_EXCLUDE_GENERATED
, arg_root
);
5910 const char *argv
[] = {
5911 ROOTLIBEXECDIR
"/systemd-sysv-install",
5918 _cleanup_free_
char *p
= NULL
, *q
= NULL
, *l
= NULL
;
5919 bool found_native
= false, found_sysv
;
5927 if (!endswith(name
, ".service"))
5930 if (path_is_absolute(name
))
5933 j
= unit_file_exists(arg_scope
, &paths
, name
);
5934 if (j
< 0 && !IN_SET(j
, -ELOOP
, -ERFKILL
, -EADDRNOTAVAIL
))
5935 return log_error_errno(j
, "Failed to lookup unit file state: %m");
5936 found_native
= j
!= 0;
5938 /* If we have both a native unit and a SysV script, enable/disable them both (below); for is-enabled,
5939 * prefer the native unit */
5940 if (found_native
&& streq(verb
, "is-enabled"))
5943 p
= path_join(arg_root
, SYSTEM_SYSVINIT_PATH
, name
);
5947 p
[strlen(p
) - STRLEN(".service")] = 0;
5948 found_sysv
= access(p
, F_OK
) >= 0;
5954 log_info("Synchronizing state of %s with SysV service script with %s.", name
, argv
[0]);
5956 log_info("%s is not a native service, redirecting to systemd-sysv-install.", name
);
5959 if (!isempty(arg_root
))
5960 argv
[c
++] = q
= strappend("--root=", arg_root
);
5963 argv
[c
++] = basename(p
);
5966 l
= strv_join((char**)argv
, " ");
5971 log_info("Executing: %s", l
);
5973 j
= safe_fork("(sysv-install)", FORK_RESET_SIGNALS
|FORK_DEATHSIG
|FORK_LOG
, &pid
);
5978 execv(argv
[0], (char**) argv
);
5979 log_error_errno(errno
, "Failed to execute %s: %m", argv
[0]);
5980 _exit(EXIT_FAILURE
);
5983 j
= wait_for_terminate_and_check("sysv-install", pid
, WAIT_LOG_ABNORMAL
);
5986 if (streq(verb
, "is-enabled")) {
5987 if (j
== EXIT_SUCCESS
) {
5996 } else if (j
!= EXIT_SUCCESS
)
5997 return -EBADE
; /* We don't warn here, under the assumption the script already showed an explanation */
6002 /* Remove this entry, so that we don't try enabling it as native unit */
6005 assert(args
[f
] == name
);
6006 strv_remove(args
, name
);
6013 static int mangle_names(char **original_names
, char ***mangled_names
) {
6014 char **i
, **l
, **name
;
6017 l
= i
= new(char*, strv_length(original_names
) + 1);
6021 STRV_FOREACH(name
, original_names
) {
6023 /* When enabling units qualified path names are OK,
6024 * too, hence allow them explicitly. */
6026 if (is_path(*name
)) {
6033 r
= unit_name_mangle(*name
, arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
, i
);
6037 return log_error_errno(r
, "Failed to mangle unit name: %m");
6050 static int normalize_filenames(char **names
) {
6054 STRV_FOREACH(u
, names
)
6055 if (!path_is_absolute(*u
)) {
6056 char* normalized_path
;
6058 if (!isempty(arg_root
)) {
6059 log_error("Non-absolute paths are not allowed when --root is used: %s", *u
);
6063 if (!strchr(*u
,'/')) {
6064 log_error("Link argument does contain at least one directory separator: %s", *u
);
6068 r
= path_make_absolute_cwd(*u
, &normalized_path
);
6072 free_and_replace(*u
, normalized_path
);
6078 static int normalize_names(char **names
, bool warn_if_path
) {
6080 bool was_path
= false;
6082 STRV_FOREACH(u
, names
) {
6088 r
= free_and_strdup(u
, basename(*u
));
6090 return log_error_errno(r
, "Failed to normalize unit file path: %m");
6095 if (warn_if_path
&& was_path
)
6096 log_warning("Warning: Can't execute disable on the unit file path. Proceeding with the unit name.");
6101 static int unit_exists(LookupPaths
*lp
, const char *unit
) {
6102 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6103 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
6104 _cleanup_free_
char *path
= NULL
;
6105 static const struct bus_properties_map property_map
[] = {
6106 { "LoadState", "s", NULL
, offsetof(UnitStatusInfo
, load_state
) },
6107 { "ActiveState", "s", NULL
, offsetof(UnitStatusInfo
, active_state
)},
6110 UnitStatusInfo info
= {};
6114 if (unit_name_is_valid(unit
, UNIT_NAME_TEMPLATE
))
6115 return unit_find_template_path(unit
, lp
, NULL
, NULL
);
6117 path
= unit_dbus_path_from_name(unit
);
6121 r
= acquire_bus(BUS_MANAGER
, &bus
);
6125 r
= bus_map_all_properties(bus
, "org.freedesktop.systemd1", path
, property_map
, 0, &error
, &m
, &info
);
6127 return log_error_errno(r
, "Failed to get properties: %s", bus_error_message(&error
, r
));
6129 return !streq_ptr(info
.load_state
, "not-found") || !streq_ptr(info
.active_state
, "inactive");
6132 static int enable_unit(int argc
, char *argv
[], void *userdata
) {
6133 _cleanup_strv_free_
char **names
= NULL
;
6134 const char *verb
= argv
[0];
6135 UnitFileChange
*changes
= NULL
;
6136 size_t n_changes
= 0;
6137 int carries_install_info
= -1;
6138 bool ignore_carries_install_info
= arg_quiet
;
6144 r
= mangle_names(strv_skip(argv
, 1), &names
);
6148 r
= enable_sysv_units(verb
, names
);
6152 /* If the operation was fully executed by the SysV compat, let's finish early */
6153 if (strv_isempty(names
)) {
6154 if (arg_no_reload
|| install_client_side())
6156 return daemon_reload(argc
, argv
, userdata
);
6159 if (streq(verb
, "disable")) {
6160 r
= normalize_names(names
, true);
6165 if (streq(verb
, "link")) {
6166 r
= normalize_filenames(names
);
6171 if (install_client_side()) {
6172 UnitFileFlags flags
;
6174 flags
= args_to_flags();
6175 if (streq(verb
, "enable")) {
6176 r
= unit_file_enable(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6177 carries_install_info
= r
;
6178 } else if (streq(verb
, "disable"))
6179 r
= unit_file_disable(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6180 else if (streq(verb
, "reenable")) {
6181 r
= unit_file_reenable(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6182 carries_install_info
= r
;
6183 } else if (streq(verb
, "link"))
6184 r
= unit_file_link(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6185 else if (streq(verb
, "preset")) {
6186 r
= unit_file_preset(arg_scope
, flags
, arg_root
, names
, arg_preset_mode
, &changes
, &n_changes
);
6187 } else if (streq(verb
, "mask"))
6188 r
= unit_file_mask(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6189 else if (streq(verb
, "unmask"))
6190 r
= unit_file_unmask(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6191 else if (streq(verb
, "revert"))
6192 r
= unit_file_revert(arg_scope
, arg_root
, names
, &changes
, &n_changes
);
6194 assert_not_reached("Unknown verb");
6196 unit_file_dump_changes(r
, verb
, changes
, n_changes
, arg_quiet
);
6201 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
, *m
= NULL
;
6202 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6203 bool expect_carries_install_info
= false;
6204 bool send_runtime
= true, send_force
= true, send_preset_mode
= false;
6208 if (STR_IN_SET(verb
, "mask", "unmask")) {
6210 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
6212 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
6216 STRV_FOREACH(name
, names
) {
6217 r
= unit_exists(&lp
, *name
);
6221 log_notice("Unit %s does not exist, proceeding anyway.", *name
);
6225 r
= acquire_bus(BUS_MANAGER
, &bus
);
6229 polkit_agent_open_maybe();
6231 if (streq(verb
, "enable")) {
6232 method
= "EnableUnitFiles";
6233 expect_carries_install_info
= true;
6234 } else if (streq(verb
, "disable")) {
6235 method
= "DisableUnitFiles";
6237 } else if (streq(verb
, "reenable")) {
6238 method
= "ReenableUnitFiles";
6239 expect_carries_install_info
= true;
6240 } else if (streq(verb
, "link"))
6241 method
= "LinkUnitFiles";
6242 else if (streq(verb
, "preset")) {
6244 if (arg_preset_mode
!= UNIT_FILE_PRESET_FULL
) {
6245 method
= "PresetUnitFilesWithMode";
6246 send_preset_mode
= true;
6248 method
= "PresetUnitFiles";
6250 expect_carries_install_info
= true;
6251 ignore_carries_install_info
= true;
6252 } else if (streq(verb
, "mask"))
6253 method
= "MaskUnitFiles";
6254 else if (streq(verb
, "unmask")) {
6255 method
= "UnmaskUnitFiles";
6257 } else if (streq(verb
, "revert")) {
6258 method
= "RevertUnitFiles";
6259 send_runtime
= send_force
= false;
6261 assert_not_reached("Unknown verb");
6263 r
= sd_bus_message_new_method_call(
6266 "org.freedesktop.systemd1",
6267 "/org/freedesktop/systemd1",
6268 "org.freedesktop.systemd1.Manager",
6271 return bus_log_create_error(r
);
6273 r
= sd_bus_message_append_strv(m
, names
);
6275 return bus_log_create_error(r
);
6277 if (send_preset_mode
) {
6278 r
= sd_bus_message_append(m
, "s", unit_file_preset_mode_to_string(arg_preset_mode
));
6280 return bus_log_create_error(r
);
6284 r
= sd_bus_message_append(m
, "b", arg_runtime
);
6286 return bus_log_create_error(r
);
6290 r
= sd_bus_message_append(m
, "b", arg_force
);
6292 return bus_log_create_error(r
);
6295 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
6297 return log_error_errno(r
, "Failed to %s unit: %s", verb
, bus_error_message(&error
, r
));
6299 if (expect_carries_install_info
) {
6300 r
= sd_bus_message_read(reply
, "b", &carries_install_info
);
6302 return bus_log_parse_error(r
);
6305 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
6309 /* Try to reload if enabled */
6311 r
= daemon_reload(argc
, argv
, userdata
);
6316 if (carries_install_info
== 0 && !ignore_carries_install_info
)
6317 log_warning("The unit files have no installation config (WantedBy, RequiredBy, Also, Alias\n"
6318 "settings in the [Install] section, and DefaultInstance for template units).\n"
6319 "This means they are not meant to be enabled using systemctl.\n"
6320 "Possible reasons for having this kind of units are:\n"
6321 "1) A unit may be statically enabled by being symlinked from another unit's\n"
6322 " .wants/ or .requires/ directory.\n"
6323 "2) A unit's purpose may be to act as a helper for some other unit which has\n"
6324 " a requirement dependency on it.\n"
6325 "3) A unit may be started when needed via activation (socket, path, timer,\n"
6326 " D-Bus, udev, scripted systemctl call, ...).\n"
6327 "4) In case of template units, the unit is meant to be enabled with some\n"
6328 " instance name specified.");
6330 if (arg_now
&& STR_IN_SET(argv
[0], "enable", "disable", "mask")) {
6334 r
= acquire_bus(BUS_MANAGER
, &bus
);
6338 len
= strv_length(names
);
6340 char *new_args
[len
+ 2];
6342 new_args
[0] = (char*) (streq(argv
[0], "enable") ? "start" : "stop");
6343 for (i
= 0; i
< len
; i
++)
6344 new_args
[i
+ 1] = basename(names
[i
]);
6345 new_args
[i
+ 1] = NULL
;
6347 r
= start_unit(len
+ 1, new_args
, userdata
);
6352 unit_file_changes_free(changes
, n_changes
);
6357 static int add_dependency(int argc
, char *argv
[], void *userdata
) {
6358 _cleanup_strv_free_
char **names
= NULL
;
6359 _cleanup_free_
char *target
= NULL
;
6360 const char *verb
= argv
[0];
6361 UnitFileChange
*changes
= NULL
;
6362 size_t n_changes
= 0;
6369 r
= unit_name_mangle_with_suffix(argv
[1], arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
, ".target", &target
);
6371 return log_error_errno(r
, "Failed to mangle unit name: %m");
6373 r
= mangle_names(strv_skip(argv
, 2), &names
);
6377 if (streq(verb
, "add-wants"))
6379 else if (streq(verb
, "add-requires"))
6380 dep
= UNIT_REQUIRES
;
6382 assert_not_reached("Unknown verb");
6384 if (install_client_side()) {
6385 r
= unit_file_add_dependency(arg_scope
, args_to_flags(), arg_root
, names
, target
, dep
, &changes
, &n_changes
);
6386 unit_file_dump_changes(r
, "add dependency on", changes
, n_changes
, arg_quiet
);
6391 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
, *m
= NULL
;
6392 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6395 r
= acquire_bus(BUS_MANAGER
, &bus
);
6399 polkit_agent_open_maybe();
6401 r
= sd_bus_message_new_method_call(
6404 "org.freedesktop.systemd1",
6405 "/org/freedesktop/systemd1",
6406 "org.freedesktop.systemd1.Manager",
6407 "AddDependencyUnitFiles");
6409 return bus_log_create_error(r
);
6411 r
= sd_bus_message_append_strv(m
, names
);
6413 return bus_log_create_error(r
);
6415 r
= sd_bus_message_append(m
, "ssbb", target
, unit_dependency_to_string(dep
), arg_runtime
, arg_force
);
6417 return bus_log_create_error(r
);
6419 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
6421 return log_error_errno(r
, "Failed to add dependency: %s", bus_error_message(&error
, r
));
6423 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
6427 if (arg_no_reload
) {
6432 r
= daemon_reload(argc
, argv
, userdata
);
6436 unit_file_changes_free(changes
, n_changes
);
6441 static int preset_all(int argc
, char *argv
[], void *userdata
) {
6442 UnitFileChange
*changes
= NULL
;
6443 size_t n_changes
= 0;
6446 if (install_client_side()) {
6447 r
= unit_file_preset_all(arg_scope
, args_to_flags(), arg_root
, arg_preset_mode
, &changes
, &n_changes
);
6448 unit_file_dump_changes(r
, "preset", changes
, n_changes
, arg_quiet
);
6453 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6454 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
6457 r
= acquire_bus(BUS_MANAGER
, &bus
);
6461 polkit_agent_open_maybe();
6463 r
= sd_bus_call_method(
6465 "org.freedesktop.systemd1",
6466 "/org/freedesktop/systemd1",
6467 "org.freedesktop.systemd1.Manager",
6468 "PresetAllUnitFiles",
6472 unit_file_preset_mode_to_string(arg_preset_mode
),
6476 return log_error_errno(r
, "Failed to preset all units: %s", bus_error_message(&error
, r
));
6478 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
6482 if (arg_no_reload
) {
6487 r
= daemon_reload(argc
, argv
, userdata
);
6491 unit_file_changes_free(changes
, n_changes
);
6496 static int show_installation_targets_client_side(const char *name
) {
6497 UnitFileChange
*changes
= NULL
;
6498 size_t n_changes
= 0, i
;
6499 UnitFileFlags flags
;
6503 p
= STRV_MAKE(name
);
6504 flags
= UNIT_FILE_DRY_RUN
|
6505 (arg_runtime
? UNIT_FILE_RUNTIME
: 0);
6507 r
= unit_file_disable(UNIT_FILE_SYSTEM
, flags
, NULL
, p
, &changes
, &n_changes
);
6509 return log_error_errno(r
, "Failed to get file links for %s: %m", name
);
6511 for (i
= 0; i
< n_changes
; i
++)
6512 if (changes
[i
].type
== UNIT_FILE_UNLINK
)
6513 printf(" %s\n", changes
[i
].path
);
6518 static int show_installation_targets(sd_bus
*bus
, const char *name
) {
6519 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
6520 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6524 r
= sd_bus_call_method(
6526 "org.freedesktop.systemd1",
6527 "/org/freedesktop/systemd1",
6528 "org.freedesktop.systemd1.Manager",
6532 "sb", name
, arg_runtime
);
6534 return log_error_errno(r
, "Failed to get unit file links for %s: %s", name
, bus_error_message(&error
, r
));
6536 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "s");
6538 return bus_log_parse_error(r
);
6540 while ((r
= sd_bus_message_read(reply
, "s", &link
)) > 0)
6541 printf(" %s\n", link
);
6544 return bus_log_parse_error(r
);
6546 r
= sd_bus_message_exit_container(reply
);
6548 return bus_log_parse_error(r
);
6553 static int unit_is_enabled(int argc
, char *argv
[], void *userdata
) {
6554 _cleanup_strv_free_
char **names
= NULL
;
6559 r
= mangle_names(strv_skip(argv
, 1), &names
);
6563 r
= enable_sysv_units(argv
[0], names
);
6569 if (install_client_side()) {
6570 STRV_FOREACH(name
, names
) {
6571 UnitFileState state
;
6573 r
= unit_file_get_state(arg_scope
, arg_root
, *name
, &state
);
6575 return log_error_errno(r
, "Failed to get unit file state for %s: %m", *name
);
6579 UNIT_FILE_ENABLED_RUNTIME
,
6582 UNIT_FILE_GENERATED
))
6586 puts(unit_file_state_to_string(state
));
6588 r
= show_installation_targets_client_side(*name
);
6597 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6600 r
= acquire_bus(BUS_MANAGER
, &bus
);
6604 STRV_FOREACH(name
, names
) {
6605 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
6608 r
= sd_bus_call_method(
6610 "org.freedesktop.systemd1",
6611 "/org/freedesktop/systemd1",
6612 "org.freedesktop.systemd1.Manager",
6618 return log_error_errno(r
, "Failed to get unit file state for %s: %s", *name
, bus_error_message(&error
, r
));
6620 r
= sd_bus_message_read(reply
, "s", &s
);
6622 return bus_log_parse_error(r
);
6624 if (STR_IN_SET(s
, "enabled", "enabled-runtime", "static", "indirect", "generated"))
6630 r
= show_installation_targets(bus
, *name
);
6638 return enabled
? EXIT_SUCCESS
: EXIT_FAILURE
;
6641 static int match_startup_finished(sd_bus_message
*m
, void *userdata
, sd_bus_error
*error
) {
6642 char **state
= userdata
;
6647 r
= sd_bus_get_property_string(
6648 sd_bus_message_get_bus(m
),
6649 "org.freedesktop.systemd1",
6650 "/org/freedesktop/systemd1",
6651 "org.freedesktop.systemd1.Manager",
6656 sd_event_exit(sd_bus_get_event(sd_bus_message_get_bus(m
)), r
);
6660 static int is_system_running(int argc
, char *argv
[], void *userdata
) {
6661 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6662 _cleanup_(sd_bus_slot_unrefp
) sd_bus_slot
*slot_startup_finished
= NULL
;
6663 _cleanup_(sd_event_unrefp
) sd_event
* event
= NULL
;
6664 _cleanup_free_
char *state
= NULL
;
6668 if (running_in_chroot() > 0 || (arg_transport
== BUS_TRANSPORT_LOCAL
&& !sd_booted())) {
6671 return EXIT_FAILURE
;
6674 r
= acquire_bus(BUS_MANAGER
, &bus
);
6679 r
= sd_event_default(&event
);
6681 r
= sd_bus_attach_event(bus
, event
, 0);
6683 r
= sd_bus_match_signal_async(
6685 &slot_startup_finished
,
6686 "org.freedesktop.systemd1",
6687 "/org/freedesktop/systemd1",
6688 "org.freedesktop.systemd1.Manager",
6690 match_startup_finished
, NULL
, &state
);
6692 log_warning_errno(r
, "Failed to request match for StartupFinished: %m");
6697 r
= sd_bus_get_property_string(
6699 "org.freedesktop.systemd1",
6700 "/org/freedesktop/systemd1",
6701 "org.freedesktop.systemd1.Manager",
6706 log_warning_errno(r
, "Failed to query system state: %s", bus_error_message(&error
, r
));
6710 return EXIT_FAILURE
;
6713 if (arg_wait
&& STR_IN_SET(state
, "initializing", "starting")) {
6714 r
= sd_event_loop(event
);
6716 log_warning_errno(r
, "Failed to get property from event loop: %m");
6719 return EXIT_FAILURE
;
6726 return streq(state
, "running") ? EXIT_SUCCESS
: EXIT_FAILURE
;
6729 static int create_edit_temp_file(const char *new_path
, const char *original_path
, char **ret_tmp_fn
) {
6730 _cleanup_free_
char *t
= NULL
;
6734 assert(original_path
);
6737 r
= tempfn_random(new_path
, NULL
, &t
);
6739 return log_error_errno(r
, "Failed to determine temporary filename for \"%s\": %m", new_path
);
6741 r
= mkdir_parents(new_path
, 0755);
6743 return log_error_errno(r
, "Failed to create directories for \"%s\": %m", new_path
);
6745 r
= copy_file(original_path
, t
, 0, 0644, 0, COPY_REFLINK
);
6750 return log_error_errno(r
, "Failed to create temporary file \"%s\": %m", t
);
6753 return log_error_errno(r
, "Failed to create temporary file for \"%s\": %m", new_path
);
6755 *ret_tmp_fn
= TAKE_PTR(t
);
6760 static int get_file_to_edit(
6761 const LookupPaths
*paths
,
6765 _cleanup_free_
char *path
= NULL
, *run
= NULL
;
6770 path
= strjoin(paths
->persistent_config
, "/", name
);
6775 run
= strjoin(paths
->runtime_config
, "/", name
);
6781 if (access(path
, F_OK
) >= 0) {
6782 log_error("Refusing to create \"%s\" because it would be overridden by \"%s\" anyway.", run
, path
);
6786 *ret_path
= TAKE_PTR(run
);
6788 *ret_path
= TAKE_PTR(path
);
6793 static int unit_file_create_new(
6794 const LookupPaths
*paths
,
6795 const char *unit_name
,
6797 char **ret_new_path
,
6798 char **ret_tmp_path
) {
6800 char *tmp_new_path
, *tmp_tmp_path
, *ending
;
6804 assert(ret_new_path
);
6805 assert(ret_tmp_path
);
6807 ending
= strjoina(unit_name
, suffix
);
6808 r
= get_file_to_edit(paths
, ending
, &tmp_new_path
);
6812 r
= create_edit_temp_file(tmp_new_path
, tmp_new_path
, &tmp_tmp_path
);
6818 *ret_new_path
= tmp_new_path
;
6819 *ret_tmp_path
= tmp_tmp_path
;
6824 static int unit_file_create_copy(
6825 const LookupPaths
*paths
,
6826 const char *unit_name
,
6827 const char *fragment_path
,
6828 char **ret_new_path
,
6829 char **ret_tmp_path
) {
6831 char *tmp_new_path
, *tmp_tmp_path
;
6834 assert(fragment_path
);
6836 assert(ret_new_path
);
6837 assert(ret_tmp_path
);
6839 r
= get_file_to_edit(paths
, unit_name
, &tmp_new_path
);
6843 if (!path_equal(fragment_path
, tmp_new_path
) && access(tmp_new_path
, F_OK
) == 0) {
6846 r
= ask_char(&response
, "yn", "\"%s\" already exists. Overwrite with \"%s\"? [(y)es, (n)o] ", tmp_new_path
, fragment_path
);
6851 if (response
!= 'y') {
6852 log_warning("%s ignored", unit_name
);
6854 return -EKEYREJECTED
;
6858 r
= create_edit_temp_file(tmp_new_path
, fragment_path
, &tmp_tmp_path
);
6864 *ret_new_path
= tmp_new_path
;
6865 *ret_tmp_path
= tmp_tmp_path
;
6870 static int run_editor(char **paths
) {
6875 r
= safe_fork("(editor)", FORK_RESET_SIGNALS
|FORK_DEATHSIG
|FORK_LOG
|FORK_WAIT
, NULL
);
6879 char **editor_args
= NULL
, **tmp_path
, **original_path
, *p
;
6880 size_t n_editor_args
= 0, i
= 1, argc
;
6881 const char **args
, *editor
;
6883 argc
= strv_length(paths
)/2 + 1;
6885 /* SYSTEMD_EDITOR takes precedence over EDITOR which takes precedence over VISUAL
6886 * If neither SYSTEMD_EDITOR nor EDITOR nor VISUAL are present,
6887 * we try to execute well known editors
6889 editor
= getenv("SYSTEMD_EDITOR");
6891 editor
= getenv("EDITOR");
6893 editor
= getenv("VISUAL");
6895 if (!isempty(editor
)) {
6896 editor_args
= strv_split(editor
, WHITESPACE
);
6899 _exit(EXIT_FAILURE
);
6901 n_editor_args
= strv_length(editor_args
);
6902 argc
+= n_editor_args
- 1;
6904 args
= newa(const char*, argc
+ 1);
6906 if (n_editor_args
> 0) {
6907 args
[0] = editor_args
[0];
6908 for (; i
< n_editor_args
; i
++)
6909 args
[i
] = editor_args
[i
];
6912 STRV_FOREACH_PAIR(original_path
, tmp_path
, paths
) {
6913 args
[i
] = *tmp_path
;
6918 if (n_editor_args
> 0)
6919 execvp(args
[0], (char* const*) args
);
6921 FOREACH_STRING(p
, "editor", "nano", "vim", "vi") {
6923 execvp(p
, (char* const*) args
);
6924 /* We do not fail if the editor doesn't exist
6925 * because we want to try each one of them before
6928 if (errno
!= ENOENT
) {
6929 log_error_errno(errno
, "Failed to execute %s: %m", editor
);
6930 _exit(EXIT_FAILURE
);
6934 log_error("Cannot edit unit(s), no editor available. Please set either $SYSTEMD_EDITOR, $EDITOR or $VISUAL.");
6935 _exit(EXIT_FAILURE
);
6941 static int find_paths_to_edit(sd_bus
*bus
, char **names
, char ***paths
) {
6942 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
6949 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
6953 STRV_FOREACH(name
, names
) {
6954 _cleanup_free_
char *path
= NULL
, *new_path
= NULL
, *tmp_path
= NULL
, *tmp_name
= NULL
;
6955 const char *unit_name
;
6957 r
= unit_find_paths(bus
, *name
, &lp
, &path
, NULL
);
6965 log_error("Run 'systemctl edit%s --force %s' to create a new unit.",
6966 arg_scope
== UNIT_FILE_GLOBAL
? " --global" :
6967 arg_scope
== UNIT_FILE_USER
? " --user" : "",
6972 /* Create a new unit from scratch */
6974 r
= unit_file_create_new(&lp
, unit_name
,
6975 arg_full
? NULL
: ".d/override.conf",
6976 &new_path
, &tmp_path
);
6980 unit_name
= basename(path
);
6981 /* We follow unit aliases, but we need to propagate the instance */
6982 if (unit_name_is_valid(*name
, UNIT_NAME_INSTANCE
) &&
6983 unit_name_is_valid(unit_name
, UNIT_NAME_TEMPLATE
)) {
6984 _cleanup_free_
char *instance
= NULL
;
6986 r
= unit_name_to_instance(*name
, &instance
);
6990 r
= unit_name_replace_instance(unit_name
, instance
, &tmp_name
);
6994 unit_name
= tmp_name
;
6998 r
= unit_file_create_copy(&lp
, unit_name
, path
, &new_path
, &tmp_path
);
7000 r
= unit_file_create_new(&lp
, unit_name
, ".d/override.conf", &new_path
, &tmp_path
);
7005 r
= strv_push_pair(paths
, new_path
, tmp_path
);
7008 new_path
= tmp_path
= NULL
;
7014 static int edit(int argc
, char *argv
[], void *userdata
) {
7015 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
7016 _cleanup_strv_free_
char **names
= NULL
;
7017 _cleanup_strv_free_
char **paths
= NULL
;
7018 char **original
, **tmp
;
7023 log_error("Cannot edit units if not on a tty.");
7027 if (arg_transport
!= BUS_TRANSPORT_LOCAL
) {
7028 log_error("Cannot edit units remotely.");
7032 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
7034 return log_error_errno(r
, "Failed to determine unit paths: %m");
7036 r
= acquire_bus(BUS_MANAGER
, &bus
);
7040 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
7042 return log_error_errno(r
, "Failed to expand names: %m");
7044 STRV_FOREACH(tmp
, names
) {
7045 r
= unit_is_masked(bus
, &lp
, *tmp
);
7050 log_error("Cannot edit %s: unit is masked.", *tmp
);
7055 r
= find_paths_to_edit(bus
, names
, &paths
);
7059 if (strv_isempty(paths
))
7062 r
= run_editor(paths
);
7066 STRV_FOREACH_PAIR(original
, tmp
, paths
) {
7067 /* If the temporary file is empty we ignore it.
7068 * This allows the user to cancel the modification.
7070 if (null_or_empty_path(*tmp
)) {
7071 log_warning("Editing \"%s\" canceled: temporary file is empty.", *original
);
7075 r
= rename(*tmp
, *original
);
7077 r
= log_error_errno(errno
, "Failed to rename \"%s\" to \"%s\": %m", *tmp
, *original
);
7084 if (!arg_no_reload
&& !install_client_side())
7085 r
= daemon_reload(argc
, argv
, userdata
);
7088 STRV_FOREACH_PAIR(original
, tmp
, paths
) {
7089 (void) unlink(*tmp
);
7091 /* Removing empty dropin dirs */
7093 _cleanup_free_
char *dir
;
7095 dir
= dirname_malloc(*original
);
7099 /* no need to check if the dir is empty, rmdir
7100 * does nothing if it is not the case.
7109 static int systemctl_help(void) {
7110 _cleanup_free_
char *link
= NULL
;
7113 (void) pager_open(arg_no_pager
, false);
7115 r
= terminal_urlify_man("systemctl", "1", &link
);
7119 printf("%s [OPTIONS...] {COMMAND} ...\n\n"
7120 "Query or send control commands to the systemd manager.\n\n"
7121 " -h --help Show this help\n"
7122 " --version Show package version\n"
7123 " --system Connect to system manager\n"
7124 " --user Connect to user service manager\n"
7125 " -H --host=[USER@]HOST\n"
7126 " Operate on remote host\n"
7127 " -M --machine=CONTAINER\n"
7128 " Operate on local container\n"
7129 " -t --type=TYPE List units of a particular type\n"
7130 " --state=STATE List units with particular LOAD or SUB or ACTIVE state\n"
7131 " -p --property=NAME Show only properties by this name\n"
7132 " -a --all Show all properties/all units currently in memory,\n"
7133 " including dead/empty ones. To list all units installed on\n"
7134 " the system, use the 'list-unit-files' command instead.\n"
7135 " --failed Same as --state=failed\n"
7136 " -l --full Don't ellipsize unit names on output\n"
7137 " -r --recursive Show unit list of host and local containers\n"
7138 " --reverse Show reverse dependencies with 'list-dependencies'\n"
7139 " --job-mode=MODE Specify how to deal with already queued jobs, when\n"
7140 " queueing a new job\n"
7141 " --show-types When showing sockets, explicitly show their type\n"
7142 " --value When showing properties, only print the value\n"
7143 " -i --ignore-inhibitors\n"
7144 " When shutting down or sleeping, ignore inhibitors\n"
7145 " --kill-who=WHO Who to send signal to\n"
7146 " -s --signal=SIGNAL Which signal to send\n"
7147 " --now Start or stop unit in addition to enabling or disabling it\n"
7148 " --dry-run Only print what would be done\n"
7149 " -q --quiet Suppress output\n"
7150 " --wait For (re)start, wait until service stopped again\n"
7151 " For is-system-running, wait until startup is completed\n"
7152 " --no-block Do not wait until operation finished\n"
7153 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7154 " --no-reload Don't reload daemon after en-/dis-abling unit files\n"
7155 " --no-legend Do not print a legend (column headers and hints)\n"
7156 " --no-pager Do not pipe output into a pager\n"
7157 " --no-ask-password\n"
7158 " Do not ask for system passwords\n"
7159 " --global Enable/disable/mask unit files globally\n"
7160 " --runtime Enable/disable/mask unit files temporarily until next\n"
7162 " -f --force When enabling unit files, override existing symlinks\n"
7163 " When shutting down, execute action immediately\n"
7164 " --preset-mode= Apply only enable, only disable, or all presets\n"
7165 " --root=PATH Enable/disable/mask unit files in the specified root\n"
7167 " -n --lines=INTEGER Number of journal entries to show\n"
7168 " -o --output=STRING Change journal output mode (short, short-precise,\n"
7169 " short-iso, short-iso-precise, short-full,\n"
7170 " short-monotonic, short-unix,\n"
7171 " verbose, export, json, json-pretty, json-sse, cat)\n"
7172 " --firmware-setup Tell the firmware to show the setup menu on next boot\n"
7173 " --plain Print unit dependencies as a list instead of a tree\n\n"
7175 " list-units [PATTERN...] List units currently in memory\n"
7176 " list-sockets [PATTERN...] List socket units currently in memory,\n"
7177 " ordered by address\n"
7178 " list-timers [PATTERN...] List timer units currently in memory,\n"
7179 " ordered by next elapse\n"
7180 " start UNIT... Start (activate) one or more units\n"
7181 " stop UNIT... Stop (deactivate) one or more units\n"
7182 " reload UNIT... Reload one or more units\n"
7183 " restart UNIT... Start or restart one or more units\n"
7184 " try-restart UNIT... Restart one or more units if active\n"
7185 " reload-or-restart UNIT... Reload one or more units if possible,\n"
7186 " otherwise start or restart\n"
7187 " try-reload-or-restart UNIT... If active, reload one or more units,\n"
7188 " if supported, otherwise restart\n"
7189 " isolate UNIT Start one unit and stop all others\n"
7190 " kill UNIT... Send signal to processes of a unit\n"
7191 " is-active PATTERN... Check whether units are active\n"
7192 " is-failed PATTERN... Check whether units are failed\n"
7193 " status [PATTERN...|PID...] Show runtime status of one or more units\n"
7194 " show [PATTERN...|JOB...] Show properties of one or more\n"
7195 " units/jobs or the manager\n"
7196 " cat PATTERN... Show files and drop-ins of specified units\n"
7197 " set-property UNIT PROPERTY=VALUE... Sets one or more properties of a unit\n"
7198 " help PATTERN...|PID... Show manual for one or more units\n"
7199 " reset-failed [PATTERN...] Reset failed state for all, one, or more\n"
7201 " list-dependencies [UNIT] Recursively show units which are required\n"
7202 " or wanted by this unit or by which this\n"
7203 " unit is required or wanted\n\n"
7204 "Unit File Commands:\n"
7205 " list-unit-files [PATTERN...] List installed unit files\n"
7206 " enable [UNIT...|PATH...] Enable one or more unit files\n"
7207 " disable UNIT... Disable one or more unit files\n"
7208 " reenable UNIT... Reenable one or more unit files\n"
7209 " preset UNIT... Enable/disable one or more unit files\n"
7210 " based on preset configuration\n"
7211 " preset-all Enable/disable all unit files based on\n"
7212 " preset configuration\n"
7213 " is-enabled UNIT... Check whether unit files are enabled\n"
7214 " mask UNIT... Mask one or more units\n"
7215 " unmask UNIT... Unmask one or more units\n"
7216 " link PATH... Link one or more units files into\n"
7217 " the search path\n"
7218 " revert UNIT... Revert one or more unit files to vendor\n"
7220 " add-wants TARGET UNIT... Add 'Wants' dependency for the target\n"
7221 " on specified one or more units\n"
7222 " add-requires TARGET UNIT... Add 'Requires' dependency for the target\n"
7223 " on specified one or more units\n"
7224 " edit UNIT... Edit one or more unit files\n"
7225 " get-default Get the name of the default target\n"
7226 " set-default TARGET Set the default target\n\n"
7227 "Machine Commands:\n"
7228 " list-machines [PATTERN...] List local containers and host\n\n"
7230 " list-jobs [PATTERN...] List jobs\n"
7231 " cancel [JOB...] Cancel all, one, or more jobs\n\n"
7232 "Environment Commands:\n"
7233 " show-environment Dump environment\n"
7234 " set-environment VARIABLE=VALUE... Set one or more environment variables\n"
7235 " unset-environment VARIABLE... Unset one or more environment variables\n"
7236 " import-environment [VARIABLE...] Import all or some environment variables\n\n"
7237 "Manager Lifecycle Commands:\n"
7238 " daemon-reload Reload systemd manager configuration\n"
7239 " daemon-reexec Reexecute systemd manager\n\n"
7240 "System Commands:\n"
7241 " is-system-running Check whether system is fully running\n"
7242 " default Enter system default mode\n"
7243 " rescue Enter system rescue mode\n"
7244 " emergency Enter system emergency mode\n"
7245 " halt Shut down and halt the system\n"
7246 " poweroff Shut down and power-off the system\n"
7247 " reboot [ARG] Shut down and reboot the system\n"
7248 " kexec Shut down and reboot the system with kexec\n"
7249 " exit [EXIT_CODE] Request user instance or container exit\n"
7250 " switch-root ROOT [INIT] Change to a different root file system\n"
7251 " suspend Suspend the system\n"
7252 " hibernate Hibernate the system\n"
7253 " hybrid-sleep Hibernate and suspend the system\n"
7254 " suspend-then-hibernate Suspend the system, wake after a period of\n"
7255 " time and put it into hibernate\n"
7256 "\nSee the %s for details.\n"
7257 , program_invocation_short_name
7264 static int halt_help(void) {
7265 _cleanup_free_
char *link
= NULL
;
7268 r
= terminal_urlify_man("halt", "8", &link
);
7272 printf("%s [OPTIONS...]%s\n\n"
7273 "%s the system.\n\n"
7274 " --help Show this help\n"
7275 " --halt Halt the machine\n"
7276 " -p --poweroff Switch off the machine\n"
7277 " --reboot Reboot the machine\n"
7278 " -f --force Force immediate halt/power-off/reboot\n"
7279 " -w --wtmp-only Don't halt/power-off/reboot, just write wtmp record\n"
7280 " -d --no-wtmp Don't write wtmp record\n"
7281 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7282 "\nSee the %s for details.\n"
7283 , program_invocation_short_name
7284 , arg_action
== ACTION_REBOOT
? " [ARG]" : "",
7285 arg_action
== ACTION_REBOOT
? "Reboot" :
7286 arg_action
== ACTION_POWEROFF
? "Power off" :
7294 static int shutdown_help(void) {
7295 _cleanup_free_
char *link
= NULL
;
7298 r
= terminal_urlify_man("shutdown", "8", &link
);
7302 printf("%s [OPTIONS...] [TIME] [WALL...]\n\n"
7303 "Shut down the system.\n\n"
7304 " --help Show this help\n"
7305 " -H --halt Halt the machine\n"
7306 " -P --poweroff Power-off the machine\n"
7307 " -r --reboot Reboot the machine\n"
7308 " -h Equivalent to --poweroff, overridden by --halt\n"
7309 " -k Don't halt/power-off/reboot, just send warnings\n"
7310 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7311 " -c Cancel a pending shutdown\n"
7312 "\nSee the %s for details.\n"
7313 , program_invocation_short_name
7320 static int telinit_help(void) {
7321 _cleanup_free_
char *link
= NULL
;
7324 r
= terminal_urlify_man("telinit", "8", &link
);
7328 printf("%s [OPTIONS...] {COMMAND}\n\n"
7329 "Send control commands to the init daemon.\n\n"
7330 " --help Show this help\n"
7331 " --no-wall Don't send wall message before halt/power-off/reboot\n\n"
7333 " 0 Power-off the machine\n"
7334 " 6 Reboot the machine\n"
7335 " 2, 3, 4, 5 Start runlevelX.target unit\n"
7336 " 1, s, S Enter rescue mode\n"
7337 " q, Q Reload init daemon configuration\n"
7338 " u, U Reexecute init daemon\n"
7339 "\nSee the %s for details.\n"
7340 , program_invocation_short_name
7347 static int runlevel_help(void) {
7348 _cleanup_free_
char *link
= NULL
;
7351 r
= terminal_urlify_man("runlevel", "8", &link
);
7355 printf("%s [OPTIONS...]\n\n"
7356 "Prints the previous and current runlevel of the init system.\n\n"
7357 " --help Show this help\n"
7358 "\nSee the %s for details.\n"
7359 , program_invocation_short_name
7366 static void help_types(void) {
7368 puts("Available unit types:");
7370 DUMP_STRING_TABLE(unit_type
, UnitType
, _UNIT_TYPE_MAX
);
7373 static void help_states(void) {
7375 puts("Available unit load states:");
7376 DUMP_STRING_TABLE(unit_load_state
, UnitLoadState
, _UNIT_LOAD_STATE_MAX
);
7379 puts("\nAvailable unit active states:");
7380 DUMP_STRING_TABLE(unit_active_state
, UnitActiveState
, _UNIT_ACTIVE_STATE_MAX
);
7383 puts("\nAvailable automount unit substates:");
7384 DUMP_STRING_TABLE(automount_state
, AutomountState
, _AUTOMOUNT_STATE_MAX
);
7387 puts("\nAvailable device unit substates:");
7388 DUMP_STRING_TABLE(device_state
, DeviceState
, _DEVICE_STATE_MAX
);
7391 puts("\nAvailable mount unit substates:");
7392 DUMP_STRING_TABLE(mount_state
, MountState
, _MOUNT_STATE_MAX
);
7395 puts("\nAvailable path unit substates:");
7396 DUMP_STRING_TABLE(path_state
, PathState
, _PATH_STATE_MAX
);
7399 puts("\nAvailable scope unit substates:");
7400 DUMP_STRING_TABLE(scope_state
, ScopeState
, _SCOPE_STATE_MAX
);
7403 puts("\nAvailable service unit substates:");
7404 DUMP_STRING_TABLE(service_state
, ServiceState
, _SERVICE_STATE_MAX
);
7407 puts("\nAvailable slice unit substates:");
7408 DUMP_STRING_TABLE(slice_state
, SliceState
, _SLICE_STATE_MAX
);
7411 puts("\nAvailable socket unit substates:");
7412 DUMP_STRING_TABLE(socket_state
, SocketState
, _SOCKET_STATE_MAX
);
7415 puts("\nAvailable swap unit substates:");
7416 DUMP_STRING_TABLE(swap_state
, SwapState
, _SWAP_STATE_MAX
);
7419 puts("\nAvailable target unit substates:");
7420 DUMP_STRING_TABLE(target_state
, TargetState
, _TARGET_STATE_MAX
);
7423 puts("\nAvailable timer unit substates:");
7424 DUMP_STRING_TABLE(timer_state
, TimerState
, _TIMER_STATE_MAX
);
7427 static int systemctl_parse_argv(int argc
, char *argv
[]) {
7436 ARG_IGNORE_DEPENDENCIES
,
7449 ARG_NO_ASK_PASSWORD
,
7462 static const struct option options
[] = {
7463 { "help", no_argument
, NULL
, 'h' },
7464 { "version", no_argument
, NULL
, ARG_VERSION
},
7465 { "type", required_argument
, NULL
, 't' },
7466 { "property", required_argument
, NULL
, 'p' },
7467 { "all", no_argument
, NULL
, 'a' },
7468 { "reverse", no_argument
, NULL
, ARG_REVERSE
},
7469 { "after", no_argument
, NULL
, ARG_AFTER
},
7470 { "before", no_argument
, NULL
, ARG_BEFORE
},
7471 { "show-types", no_argument
, NULL
, ARG_SHOW_TYPES
},
7472 { "failed", no_argument
, NULL
, ARG_FAILED
}, /* compatibility only */
7473 { "full", no_argument
, NULL
, 'l' },
7474 { "job-mode", required_argument
, NULL
, ARG_JOB_MODE
},
7475 { "fail", no_argument
, NULL
, ARG_FAIL
}, /* compatibility only */
7476 { "irreversible", no_argument
, NULL
, ARG_IRREVERSIBLE
}, /* compatibility only */
7477 { "ignore-dependencies", no_argument
, NULL
, ARG_IGNORE_DEPENDENCIES
}, /* compatibility only */
7478 { "ignore-inhibitors", no_argument
, NULL
, 'i' },
7479 { "value", no_argument
, NULL
, ARG_VALUE
},
7480 { "user", no_argument
, NULL
, ARG_USER
},
7481 { "system", no_argument
, NULL
, ARG_SYSTEM
},
7482 { "global", no_argument
, NULL
, ARG_GLOBAL
},
7483 { "wait", no_argument
, NULL
, ARG_WAIT
},
7484 { "no-block", no_argument
, NULL
, ARG_NO_BLOCK
},
7485 { "no-legend", no_argument
, NULL
, ARG_NO_LEGEND
},
7486 { "no-pager", no_argument
, NULL
, ARG_NO_PAGER
},
7487 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
7488 { "dry-run", no_argument
, NULL
, ARG_DRY_RUN
},
7489 { "quiet", no_argument
, NULL
, 'q' },
7490 { "root", required_argument
, NULL
, ARG_ROOT
},
7491 { "force", no_argument
, NULL
, 'f' },
7492 { "no-reload", no_argument
, NULL
, ARG_NO_RELOAD
},
7493 { "kill-who", required_argument
, NULL
, ARG_KILL_WHO
},
7494 { "signal", required_argument
, NULL
, 's' },
7495 { "no-ask-password", no_argument
, NULL
, ARG_NO_ASK_PASSWORD
},
7496 { "host", required_argument
, NULL
, 'H' },
7497 { "machine", required_argument
, NULL
, 'M' },
7498 { "runtime", no_argument
, NULL
, ARG_RUNTIME
},
7499 { "lines", required_argument
, NULL
, 'n' },
7500 { "output", required_argument
, NULL
, 'o' },
7501 { "plain", no_argument
, NULL
, ARG_PLAIN
},
7502 { "state", required_argument
, NULL
, ARG_STATE
},
7503 { "recursive", no_argument
, NULL
, 'r' },
7504 { "preset-mode", required_argument
, NULL
, ARG_PRESET_MODE
},
7505 { "firmware-setup", no_argument
, NULL
, ARG_FIRMWARE_SETUP
},
7506 { "now", no_argument
, NULL
, ARG_NOW
},
7507 { "message", required_argument
, NULL
, ARG_MESSAGE
},
7517 /* we default to allowing interactive authorization only in systemctl (not in the legacy commands) */
7518 arg_ask_password
= true;
7520 while ((c
= getopt_long(argc
, argv
, "ht:p:alqfs:H:M:n:o:ir", options
, NULL
)) >= 0)
7525 return systemctl_help();
7531 if (isempty(optarg
)) {
7532 log_error("--type= requires arguments.");
7536 for (p
= optarg
;;) {
7537 _cleanup_free_
char *type
= NULL
;
7539 r
= extract_first_word(&p
, &type
, ",", 0);
7541 return log_error_errno(r
, "Failed to parse type: %s", optarg
);
7545 if (streq(type
, "help")) {
7550 if (unit_type_from_string(type
) >= 0) {
7551 if (strv_push(&arg_types
, type
) < 0)
7557 /* It's much nicer to use --state= for
7558 * load states, but let's support this
7559 * in --types= too for compatibility
7560 * with old versions */
7561 if (unit_load_state_from_string(type
) >= 0) {
7562 if (strv_push(&arg_states
, type
) < 0)
7568 log_error("Unknown unit type or load state '%s'.", type
);
7569 log_info("Use -t help to see a list of allowed values.");
7577 /* Make sure that if the empty property list
7578 was specified, we won't show any properties. */
7579 if (isempty(optarg
) && !arg_properties
) {
7580 arg_properties
= new0(char*, 1);
7581 if (!arg_properties
)
7584 for (p
= optarg
;;) {
7585 _cleanup_free_
char *prop
= NULL
;
7587 r
= extract_first_word(&p
, &prop
, ",", 0);
7589 return log_error_errno(r
, "Failed to parse property: %s", optarg
);
7593 if (strv_push(&arg_properties
, prop
) < 0)
7599 /* If the user asked for a particular
7600 * property, show it to him, even if it is
7612 arg_dependency
= DEPENDENCY_REVERSE
;
7616 arg_dependency
= DEPENDENCY_AFTER
;
7617 arg_jobs_after
= true;
7621 arg_dependency
= DEPENDENCY_BEFORE
;
7622 arg_jobs_before
= true;
7625 case ARG_SHOW_TYPES
:
7626 arg_show_types
= true;
7634 arg_job_mode
= optarg
;
7638 arg_job_mode
= "fail";
7641 case ARG_IRREVERSIBLE
:
7642 arg_job_mode
= "replace-irreversibly";
7645 case ARG_IGNORE_DEPENDENCIES
:
7646 arg_job_mode
= "ignore-dependencies";
7650 arg_scope
= UNIT_FILE_USER
;
7654 arg_scope
= UNIT_FILE_SYSTEM
;
7658 arg_scope
= UNIT_FILE_GLOBAL
;
7666 arg_no_block
= true;
7670 arg_no_legend
= true;
7674 arg_no_pager
= true;
7682 r
= parse_path_argument_and_warn(optarg
, false, &arg_root
);
7692 if (strv_extend(&arg_states
, "failed") < 0)
7710 arg_no_reload
= true;
7714 arg_kill_who
= optarg
;
7718 if (streq(optarg
, "help")) {
7719 DUMP_STRING_TABLE(signal
, int, _NSIG
);
7723 arg_signal
= signal_from_string(optarg
);
7724 if (arg_signal
< 0) {
7725 log_error("Failed to parse signal string %s.", optarg
);
7730 case ARG_NO_ASK_PASSWORD
:
7731 arg_ask_password
= false;
7735 arg_transport
= BUS_TRANSPORT_REMOTE
;
7740 arg_transport
= BUS_TRANSPORT_MACHINE
;
7749 if (safe_atou(optarg
, &arg_lines
) < 0) {
7750 log_error("Failed to parse lines '%s'", optarg
);
7756 if (streq(optarg
, "help")) {
7757 DUMP_STRING_TABLE(output_mode
, OutputMode
, _OUTPUT_MODE_MAX
);
7761 arg_output
= output_mode_from_string(optarg
);
7762 if (arg_output
< 0) {
7763 log_error("Unknown output '%s'.", optarg
);
7769 arg_ignore_inhibitors
= true;
7776 case ARG_FIRMWARE_SETUP
:
7777 arg_firmware_setup
= true;
7781 if (isempty(optarg
)) {
7782 log_error("--state= requires arguments.");
7786 for (p
= optarg
;;) {
7787 _cleanup_free_
char *s
= NULL
;
7789 r
= extract_first_word(&p
, &s
, ",", 0);
7791 return log_error_errno(r
, "Failed to parse state: %s", optarg
);
7795 if (streq(s
, "help")) {
7800 if (strv_push(&arg_states
, s
) < 0)
7809 if (geteuid() != 0) {
7810 log_error("--recursive requires root privileges.");
7814 arg_recursive
= true;
7817 case ARG_PRESET_MODE
:
7818 if (streq(optarg
, "help")) {
7819 DUMP_STRING_TABLE(unit_file_preset_mode
, UnitFilePresetMode
, _UNIT_FILE_PRESET_MAX
);
7823 arg_preset_mode
= unit_file_preset_mode_from_string(optarg
);
7824 if (arg_preset_mode
< 0) {
7825 log_error("Failed to parse preset mode: %s.", optarg
);
7836 if (strv_extend(&arg_wall
, optarg
) < 0)
7844 assert_not_reached("Unhandled option");
7847 if (arg_transport
!= BUS_TRANSPORT_LOCAL
&& arg_scope
!= UNIT_FILE_SYSTEM
) {
7848 log_error("Cannot access user instance remotely.");
7852 if (arg_wait
&& arg_no_block
) {
7853 log_error("--wait may not be combined with --no-block.");
7857 if (arg_runtime
&& STRPTR_IN_SET(argv
[optind
], "disable", "unmask", "preset", "preset-all")) {
7858 log_error("--runtime cannot be used with %s", argv
[optind
]);
7865 static int halt_parse_argv(int argc
, char *argv
[]) {
7873 static const struct option options
[] = {
7874 { "help", no_argument
, NULL
, ARG_HELP
},
7875 { "halt", no_argument
, NULL
, ARG_HALT
},
7876 { "poweroff", no_argument
, NULL
, 'p' },
7877 { "reboot", no_argument
, NULL
, ARG_REBOOT
},
7878 { "force", no_argument
, NULL
, 'f' },
7879 { "wtmp-only", no_argument
, NULL
, 'w' },
7880 { "no-wtmp", no_argument
, NULL
, 'd' },
7881 { "no-sync", no_argument
, NULL
, 'n' },
7882 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
7891 if (utmp_get_runlevel(&runlevel
, NULL
) >= 0)
7892 if (IN_SET(runlevel
, '0', '6'))
7895 while ((c
= getopt_long(argc
, argv
, "pfwdnih", options
, NULL
)) >= 0)
7902 arg_action
= ACTION_HALT
;
7906 if (arg_action
!= ACTION_REBOOT
)
7907 arg_action
= ACTION_POWEROFF
;
7911 arg_action
= ACTION_REBOOT
;
7936 /* Compatibility nops */
7943 assert_not_reached("Unhandled option");
7946 if (arg_action
== ACTION_REBOOT
&& (argc
== optind
|| argc
== optind
+ 1)) {
7947 r
= update_reboot_parameter_and_warn(argc
== optind
+ 1 ? argv
[optind
] : NULL
);
7950 } else if (optind
< argc
) {
7951 log_error("Too many arguments.");
7958 static int parse_shutdown_time_spec(const char *t
, usec_t
*_u
) {
7962 if (streq(t
, "now"))
7964 else if (!strchr(t
, ':')) {
7967 if (safe_atou64(t
, &u
) < 0)
7970 *_u
= now(CLOCK_REALTIME
) + USEC_PER_MINUTE
* u
;
7979 hour
= strtol(t
, &e
, 10);
7980 if (errno
> 0 || *e
!= ':' || hour
< 0 || hour
> 23)
7983 minute
= strtol(e
+1, &e
, 10);
7984 if (errno
> 0 || *e
!= 0 || minute
< 0 || minute
> 59)
7987 n
= now(CLOCK_REALTIME
);
7988 s
= (time_t) (n
/ USEC_PER_SEC
);
7990 assert_se(localtime_r(&s
, &tm
));
7992 tm
.tm_hour
= (int) hour
;
7993 tm
.tm_min
= (int) minute
;
7999 *_u
= (usec_t
) s
* USEC_PER_SEC
;
8002 *_u
+= USEC_PER_DAY
;
8008 static int shutdown_parse_argv(int argc
, char *argv
[]) {
8014 static const struct option options
[] = {
8015 { "help", no_argument
, NULL
, ARG_HELP
},
8016 { "halt", no_argument
, NULL
, 'H' },
8017 { "poweroff", no_argument
, NULL
, 'P' },
8018 { "reboot", no_argument
, NULL
, 'r' },
8019 { "kexec", no_argument
, NULL
, 'K' }, /* not documented extension */
8020 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
8030 while ((c
= getopt_long(argc
, argv
, "HPrhkKat:fFc", options
, NULL
)) >= 0)
8034 return shutdown_help();
8037 arg_action
= ACTION_HALT
;
8041 arg_action
= ACTION_POWEROFF
;
8046 arg_action
= ACTION_KEXEC
;
8048 arg_action
= ACTION_REBOOT
;
8052 arg_action
= ACTION_KEXEC
;
8056 if (arg_action
!= ACTION_HALT
)
8057 arg_action
= ACTION_POWEROFF
;
8069 case 't': /* Note that we also ignore any passed argument to -t, not just the -t itself */
8072 /* Compatibility nops */
8076 arg_action
= ACTION_CANCEL_SHUTDOWN
;
8083 assert_not_reached("Unhandled option");
8086 if (argc
> optind
&& arg_action
!= ACTION_CANCEL_SHUTDOWN
) {
8087 r
= parse_shutdown_time_spec(argv
[optind
], &arg_when
);
8089 log_error("Failed to parse time specification: %s", argv
[optind
]);
8093 arg_when
= now(CLOCK_REALTIME
) + USEC_PER_MINUTE
;
8095 if (argc
> optind
&& arg_action
== ACTION_CANCEL_SHUTDOWN
)
8096 /* No time argument for shutdown cancel */
8097 wall
= argv
+ optind
;
8098 else if (argc
> optind
+ 1)
8099 /* We skip the time argument */
8100 wall
= argv
+ optind
+ 1;
8103 arg_wall
= strv_copy(wall
);
8113 static int telinit_parse_argv(int argc
, char *argv
[]) {
8119 static const struct option options
[] = {
8120 { "help", no_argument
, NULL
, ARG_HELP
},
8121 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
8125 static const struct {
8129 { '0', ACTION_POWEROFF
},
8130 { '6', ACTION_REBOOT
},
8131 { '1', ACTION_RESCUE
},
8132 { '2', ACTION_RUNLEVEL2
},
8133 { '3', ACTION_RUNLEVEL3
},
8134 { '4', ACTION_RUNLEVEL4
},
8135 { '5', ACTION_RUNLEVEL5
},
8136 { 's', ACTION_RESCUE
},
8137 { 'S', ACTION_RESCUE
},
8138 { 'q', ACTION_RELOAD
},
8139 { 'Q', ACTION_RELOAD
},
8140 { 'u', ACTION_REEXEC
},
8141 { 'U', ACTION_REEXEC
}
8150 while ((c
= getopt_long(argc
, argv
, "", options
, NULL
)) >= 0)
8154 return telinit_help();
8164 assert_not_reached("Unhandled option");
8167 if (optind
>= argc
) {
8168 log_error("%s: required argument missing.", program_invocation_short_name
);
8172 if (optind
+ 1 < argc
) {
8173 log_error("Too many arguments.");
8177 if (strlen(argv
[optind
]) != 1) {
8178 log_error("Expected single character argument.");
8182 for (i
= 0; i
< ELEMENTSOF(table
); i
++)
8183 if (table
[i
].from
== argv
[optind
][0])
8186 if (i
>= ELEMENTSOF(table
)) {
8187 log_error("Unknown command '%s'.", argv
[optind
]);
8191 arg_action
= table
[i
].to
;
8198 static int runlevel_parse_argv(int argc
, char *argv
[]) {
8203 static const struct option options
[] = {
8204 { "help", no_argument
, NULL
, ARG_HELP
},
8213 while ((c
= getopt_long(argc
, argv
, "", options
, NULL
)) >= 0)
8217 return runlevel_help();
8223 assert_not_reached("Unhandled option");
8226 if (optind
< argc
) {
8227 log_error("Too many arguments.");
8234 static int parse_argv(int argc
, char *argv
[]) {
8238 if (program_invocation_short_name
) {
8240 if (strstr(program_invocation_short_name
, "halt")) {
8241 arg_action
= ACTION_HALT
;
8242 return halt_parse_argv(argc
, argv
);
8244 } else if (strstr(program_invocation_short_name
, "poweroff")) {
8245 arg_action
= ACTION_POWEROFF
;
8246 return halt_parse_argv(argc
, argv
);
8248 } else if (strstr(program_invocation_short_name
, "reboot")) {
8250 arg_action
= ACTION_KEXEC
;
8252 arg_action
= ACTION_REBOOT
;
8253 return halt_parse_argv(argc
, argv
);
8255 } else if (strstr(program_invocation_short_name
, "shutdown")) {
8256 arg_action
= ACTION_POWEROFF
;
8257 return shutdown_parse_argv(argc
, argv
);
8259 } else if (strstr(program_invocation_short_name
, "init")) {
8261 /* Matches invocations as "init" as well as "telinit", which are synonymous when run as PID !=
8264 * On SysV "telinit" was the official command to communicate with PID 1, but "init" would
8265 * redirect itself to "telinit" if called with PID != 1. We follow the same logic here still,
8266 * though we add one level of indirection, as we implement "telinit" in "systemctl". Hence, for
8267 * us if you invoke "init" you get "systemd", but it will execve() "systemctl" immediately with
8268 * argv[] unmodified if PID is != 1. If you invoke "telinit" you directly get "systemctl". In
8269 * both cases we shall do the same thing, which is why we do strstr(p_i_s_n, "init") here, as a
8270 * quick way to match both.
8272 * Also see redirect_telinit() in src/core/main.c. */
8274 if (sd_booted() > 0) {
8275 arg_action
= _ACTION_INVALID
;
8276 return telinit_parse_argv(argc
, argv
);
8278 /* Hmm, so some other init system is running, we need to forward this request to
8279 * it. For now we simply guess that it is Upstart. */
8281 execv(TELINIT
, argv
);
8283 log_error("Couldn't find an alternative telinit implementation to spawn.");
8287 } else if (strstr(program_invocation_short_name
, "runlevel")) {
8288 arg_action
= ACTION_RUNLEVEL
;
8289 return runlevel_parse_argv(argc
, argv
);
8293 arg_action
= ACTION_SYSTEMCTL
;
8294 return systemctl_parse_argv(argc
, argv
);
8297 #if HAVE_SYSV_COMPAT
8298 _pure_
static int action_to_runlevel(void) {
8299 static const char table
[_ACTION_MAX
] = {
8300 [ACTION_HALT
] = '0',
8301 [ACTION_POWEROFF
] = '0',
8302 [ACTION_REBOOT
] = '6',
8303 [ACTION_RUNLEVEL2
] = '2',
8304 [ACTION_RUNLEVEL3
] = '3',
8305 [ACTION_RUNLEVEL4
] = '4',
8306 [ACTION_RUNLEVEL5
] = '5',
8307 [ACTION_RESCUE
] = '1'
8310 assert(arg_action
>= 0 && arg_action
< _ACTION_MAX
);
8312 return table
[arg_action
];
8316 static int talk_initctl(void) {
8317 #if HAVE_SYSV_COMPAT
8318 struct init_request request
= {
8319 .magic
= INIT_MAGIC
,
8321 .cmd
= INIT_CMD_RUNLVL
8324 _cleanup_close_
int fd
= -1;
8329 rl
= action_to_runlevel();
8333 request
.runlevel
= rl
;
8335 FOREACH_STRING(p
, "/run/initctl", "/dev/initctl") {
8336 fd
= open(p
, O_WRONLY
|O_NONBLOCK
|O_CLOEXEC
|O_NOCTTY
);
8337 if (fd
>= 0 || errno
!= ENOENT
)
8341 if (errno
== ENOENT
)
8344 return log_error_errno(errno
, "Failed to open initctl fifo: %m");
8347 r
= loop_write(fd
, &request
, sizeof(request
), false);
8349 return log_error_errno(r
, "Failed to write to %s: %m", p
);
8357 static int systemctl_main(int argc
, char *argv
[]) {
8358 static const Verb verbs
[] = {
8359 { "list-units", VERB_ANY
, VERB_ANY
, VERB_DEFAULT
|VERB_ONLINE_ONLY
, list_units
},
8360 { "list-unit-files", VERB_ANY
, VERB_ANY
, 0, list_unit_files
},
8361 { "list-sockets", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_sockets
},
8362 { "list-timers", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_timers
},
8363 { "list-jobs", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_jobs
},
8364 { "list-machines", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
|VERB_MUST_BE_ROOT
, list_machines
},
8365 { "clear-jobs", VERB_ANY
, 1, VERB_ONLINE_ONLY
, trivial_method
},
8366 { "cancel", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, cancel_job
},
8367 { "start", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8368 { "stop", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8369 { "condstop", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with ALTLinux */
8370 { "reload", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8371 { "restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8372 { "try-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8373 { "reload-or-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8374 { "reload-or-try-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatbility with old systemctl <= 228 */
8375 { "try-reload-or-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8376 { "force-reload", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with SysV */
8377 { "condreload", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with ALTLinux */
8378 { "condrestart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with RH */
8379 { "isolate", 2, 2, VERB_ONLINE_ONLY
, start_unit
},
8380 { "kill", 2, VERB_ANY
, VERB_ONLINE_ONLY
, kill_unit
},
8381 { "is-active", 2, VERB_ANY
, VERB_ONLINE_ONLY
, check_unit_active
},
8382 { "check", 2, VERB_ANY
, VERB_ONLINE_ONLY
, check_unit_active
}, /* deprecated alias of is-active */
8383 { "is-failed", 2, VERB_ANY
, VERB_ONLINE_ONLY
, check_unit_failed
},
8384 { "show", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, show
},
8385 { "cat", 2, VERB_ANY
, VERB_ONLINE_ONLY
, cat
},
8386 { "status", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, show
},
8387 { "help", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, show
},
8388 { "daemon-reload", VERB_ANY
, 1, VERB_ONLINE_ONLY
, daemon_reload
},
8389 { "daemon-reexec", VERB_ANY
, 1, VERB_ONLINE_ONLY
, daemon_reload
},
8390 { "show-environment", VERB_ANY
, 1, VERB_ONLINE_ONLY
, show_environment
},
8391 { "set-environment", 2, VERB_ANY
, VERB_ONLINE_ONLY
, set_environment
},
8392 { "unset-environment", 2, VERB_ANY
, VERB_ONLINE_ONLY
, set_environment
},
8393 { "import-environment", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, import_environment
},
8394 { "halt", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8395 { "poweroff", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8396 { "reboot", VERB_ANY
, 2, VERB_ONLINE_ONLY
, start_system_special
},
8397 { "kexec", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8398 { "suspend", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8399 { "hibernate", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8400 { "hybrid-sleep", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8401 { "suspend-then-hibernate",VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8402 { "default", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_special
},
8403 { "rescue", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8404 { "emergency", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8405 { "exit", VERB_ANY
, 2, VERB_ONLINE_ONLY
, start_special
},
8406 { "reset-failed", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, reset_failed
},
8407 { "enable", 2, VERB_ANY
, 0, enable_unit
},
8408 { "disable", 2, VERB_ANY
, 0, enable_unit
},
8409 { "is-enabled", 2, VERB_ANY
, 0, unit_is_enabled
},
8410 { "reenable", 2, VERB_ANY
, 0, enable_unit
},
8411 { "preset", 2, VERB_ANY
, 0, enable_unit
},
8412 { "preset-all", VERB_ANY
, 1, 0, preset_all
},
8413 { "mask", 2, VERB_ANY
, 0, enable_unit
},
8414 { "unmask", 2, VERB_ANY
, 0, enable_unit
},
8415 { "link", 2, VERB_ANY
, 0, enable_unit
},
8416 { "revert", 2, VERB_ANY
, 0, enable_unit
},
8417 { "switch-root", 2, VERB_ANY
, VERB_ONLINE_ONLY
, switch_root
},
8418 { "list-dependencies", VERB_ANY
, 2, VERB_ONLINE_ONLY
, list_dependencies
},
8419 { "set-default", 2, 2, 0, set_default
},
8420 { "get-default", VERB_ANY
, 1, 0, get_default
},
8421 { "set-property", 3, VERB_ANY
, VERB_ONLINE_ONLY
, set_property
},
8422 { "is-system-running", VERB_ANY
, 1, 0, is_system_running
},
8423 { "add-wants", 3, VERB_ANY
, 0, add_dependency
},
8424 { "add-requires", 3, VERB_ANY
, 0, add_dependency
},
8425 { "edit", 2, VERB_ANY
, VERB_ONLINE_ONLY
, edit
},
8429 return dispatch_verb(argc
, argv
, verbs
, NULL
);
8432 static int reload_with_fallback(void) {
8433 /* First, try systemd via D-Bus. */
8434 if (daemon_reload(0, NULL
, NULL
) >= 0)
8437 /* Nothing else worked, so let's try signals */
8438 assert(IN_SET(arg_action
, ACTION_RELOAD
, ACTION_REEXEC
));
8440 if (kill(1, arg_action
== ACTION_RELOAD
? SIGHUP
: SIGTERM
) < 0)
8441 return log_error_errno(errno
, "kill() failed: %m");
8446 static int start_with_fallback(void) {
8447 /* First, try systemd via D-Bus. */
8448 if (start_unit(0, NULL
, NULL
) >= 0)
8451 /* Nothing else worked, so let's try /dev/initctl */
8452 if (talk_initctl() > 0)
8455 log_error("Failed to talk to init daemon.");
8459 static int halt_now(enum action a
) {
8460 /* The kernel will automatically flush ATA disks and suchlike on reboot(), but the file systems need to be
8461 * synce'd explicitly in advance. */
8462 if (!arg_no_sync
&& !arg_dry_run
)
8465 /* Make sure C-A-D is handled by the kernel from this point on... */
8467 (void) reboot(RB_ENABLE_CAD
);
8473 log_info("Halting.");
8476 (void) reboot(RB_HALT_SYSTEM
);
8479 case ACTION_POWEROFF
:
8481 log_info("Powering off.");
8484 (void) reboot(RB_POWER_OFF
);
8489 return reboot_with_parameter(REBOOT_FALLBACK
|
8490 (arg_quiet
? 0 : REBOOT_LOG
) |
8491 (arg_dry_run
? REBOOT_DRY_RUN
: 0));
8494 assert_not_reached("Unknown action.");
8498 static int logind_schedule_shutdown(void) {
8501 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
8502 char date
[FORMAT_TIMESTAMP_MAX
];
8507 r
= acquire_bus(BUS_FULL
, &bus
);
8511 switch (arg_action
) {
8515 case ACTION_POWEROFF
:
8516 action
= "poweroff";
8531 action
= strjoina("dry-", action
);
8533 (void) logind_set_wall_message();
8535 r
= sd_bus_call_method(
8537 "org.freedesktop.login1",
8538 "/org/freedesktop/login1",
8539 "org.freedesktop.login1.Manager",
8547 return log_warning_errno(r
, "Failed to call ScheduleShutdown in logind, proceeding with immediate shutdown: %s", bus_error_message(&error
, r
));
8550 log_info("Shutdown scheduled for %s, use 'shutdown -c' to cancel.", format_timestamp(date
, sizeof(date
), arg_when
));
8553 log_error("Cannot schedule shutdown without logind support, proceeding with immediate shutdown.");
8558 static int halt_main(void) {
8561 r
= logind_check_inhibitors(arg_action
);
8565 /* Delayed shutdown requested, and was successful */
8566 if (arg_when
> 0 && logind_schedule_shutdown() == 0)
8568 /* no delay, or logind failed or is not at all available */
8570 if (geteuid() != 0) {
8571 if (arg_dry_run
|| arg_force
> 0) {
8572 (void) must_be_root();
8576 /* Try logind if we are a normal user and no special
8577 * mode applies. Maybe polkit allows us to shutdown
8579 if (IN_SET(arg_action
, ACTION_POWEROFF
, ACTION_REBOOT
, ACTION_HALT
)) {
8580 r
= logind_reboot(arg_action
);
8583 if (IN_SET(r
, -EOPNOTSUPP
, -EINPROGRESS
))
8584 /* requested operation is not
8585 * supported on the local system or
8586 * already in progress */
8588 /* on all other errors, try low-level operation */
8592 /* In order to minimize the difference between operation with and
8593 * without logind, we explicitly enable non-blocking mode for this,
8594 * as logind's shutdown operations are always non-blocking. */
8595 arg_no_block
= true;
8597 if (!arg_dry_run
&& !arg_force
)
8598 return start_with_fallback();
8600 assert(geteuid() == 0);
8603 if (sd_booted() > 0)
8604 log_debug("Not writing utmp record, assuming that systemd-update-utmp is used.");
8606 r
= utmp_put_shutdown();
8608 log_warning_errno(r
, "Failed to write utmp record: %m");
8615 r
= halt_now(arg_action
);
8616 return log_error_errno(r
, "Failed to reboot: %m");
8619 static int runlevel_main(void) {
8620 int r
, runlevel
, previous
;
8622 r
= utmp_get_runlevel(&runlevel
, &previous
);
8629 previous
<= 0 ? 'N' : previous
,
8630 runlevel
<= 0 ? 'N' : runlevel
);
8635 static int logind_cancel_shutdown(void) {
8637 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
8641 r
= acquire_bus(BUS_FULL
, &bus
);
8645 (void) logind_set_wall_message();
8647 r
= sd_bus_call_method(
8649 "org.freedesktop.login1",
8650 "/org/freedesktop/login1",
8651 "org.freedesktop.login1.Manager",
8652 "CancelScheduledShutdown",
8656 return log_warning_errno(r
, "Failed to talk to logind, shutdown hasn't been cancelled: %s", bus_error_message(&error
, r
));
8660 log_error("Not compiled with logind support, cannot cancel scheduled shutdowns.");
8665 int main(int argc
, char*argv
[]) {
8668 argv_cmdline
= argv
[0];
8670 setlocale(LC_ALL
, "");
8671 log_parse_environment();
8675 /* Explicitly not on_tty() to avoid setting cached value.
8676 * This becomes relevant for piping output which might be
8678 original_stdout_is_tty
= isatty(STDOUT_FILENO
);
8680 r
= parse_argv(argc
, argv
);
8684 if (arg_action
!= ACTION_SYSTEMCTL
&& running_in_chroot() > 0) {
8687 log_info("Running in chroot, ignoring request.");
8692 /* systemctl_main() will print an error message for the bus
8693 * connection, but only if it needs to */
8695 switch (arg_action
) {
8697 case ACTION_SYSTEMCTL
:
8698 r
= systemctl_main(argc
, argv
);
8701 /* Legacy command aliases set arg_action. They provide some fallbacks,
8702 * e.g. to tell sysvinit to reboot after you have installed systemd
8706 case ACTION_POWEROFF
:
8712 case ACTION_RUNLEVEL2
:
8713 case ACTION_RUNLEVEL3
:
8714 case ACTION_RUNLEVEL4
:
8715 case ACTION_RUNLEVEL5
:
8717 r
= start_with_fallback();
8722 r
= reload_with_fallback();
8725 case ACTION_CANCEL_SHUTDOWN
:
8726 r
= logind_cancel_shutdown();
8729 case ACTION_RUNLEVEL
:
8730 r
= runlevel_main();
8734 case ACTION_SUSPEND
:
8735 case ACTION_HIBERNATE
:
8736 case ACTION_HYBRID_SLEEP
:
8737 case ACTION_SUSPEND_THEN_HIBERNATE
:
8738 case ACTION_EMERGENCY
:
8739 case ACTION_DEFAULT
:
8740 /* systemctl verbs with no equivalent in the legacy commands.
8741 * These cannot appear in arg_action. Fall through. */
8743 case _ACTION_INVALID
:
8745 assert_not_reached("Unknown action");
8752 ask_password_agent_close();
8753 polkit_agent_close();
8755 strv_free(arg_types
);
8756 strv_free(arg_states
);
8757 strv_free(arg_properties
);
8759 strv_free(arg_wall
);
8763 /* Note that we return r here, not EXIT_SUCCESS, so that we can implement the LSB-like return codes */
8764 return r
< 0 ? EXIT_FAILURE
: r
;