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 void *a
, const void *b
) {
320 const UnitInfo
*u
= a
, *v
= b
;
324 /* First, order by machine */
325 if (!u
->machine
&& v
->machine
)
327 if (u
->machine
&& !v
->machine
)
329 if (u
->machine
&& v
->machine
) {
330 r
= strcasecmp(u
->machine
, v
->machine
);
335 /* Second, order by unit type */
336 d1
= strrchr(u
->id
, '.');
337 d2
= strrchr(v
->id
, '.');
339 r
= strcasecmp(d1
, d2
);
344 /* Third, order by name */
345 return strcasecmp(u
->id
, v
->id
);
348 static const char* unit_type_suffix(const char *name
) {
351 dot
= strrchr(name
, '.');
358 static bool output_show_unit(const UnitInfo
*u
, char **patterns
) {
361 if (!strv_fnmatch_or_empty(patterns
, u
->id
, FNM_NOESCAPE
))
364 if (arg_types
&& !strv_find(arg_types
, unit_type_suffix(u
->id
)))
370 /* Note that '--all' is not purely a state filter, but also a
371 * filter that hides units that "follow" other units (which is
372 * used for device units that appear under different names). */
373 if (!isempty(u
->following
))
376 if (!strv_isempty(arg_states
))
379 /* By default show all units except the ones in inactive
380 * state and with no pending job */
384 if (streq(u
->active_state
, "inactive"))
390 static int output_units_list(const UnitInfo
*unit_infos
, unsigned c
) {
391 unsigned circle_len
= 0, id_len
, max_id_len
, load_len
, active_len
, sub_len
, job_len
, desc_len
, max_desc_len
;
393 unsigned n_shown
= 0;
396 max_id_len
= STRLEN("UNIT");
397 load_len
= STRLEN("LOAD");
398 active_len
= STRLEN("ACTIVE");
399 sub_len
= STRLEN("SUB");
400 job_len
= STRLEN("JOB");
401 max_desc_len
= STRLEN("DESCRIPTION");
403 for (u
= unit_infos
; u
< unit_infos
+ c
; u
++) {
404 max_id_len
= MAX(max_id_len
, strlen(u
->id
) + (u
->machine
? strlen(u
->machine
)+1 : 0));
405 load_len
= MAX(load_len
, strlen(u
->load_state
));
406 active_len
= MAX(active_len
, strlen(u
->active_state
));
407 sub_len
= MAX(sub_len
, strlen(u
->sub_state
));
408 max_desc_len
= MAX(max_desc_len
, strlen(u
->description
));
410 if (u
->job_id
!= 0) {
411 job_len
= MAX(job_len
, strlen(u
->job_type
));
415 if (!arg_no_legend
&&
416 (streq(u
->active_state
, "failed") ||
417 STR_IN_SET(u
->load_state
, "error", "not-found", "bad-setting", "masked")))
421 if (!arg_full
&& original_stdout_is_tty
) {
424 id_len
= MIN(max_id_len
, 25u); /* as much as it needs, but at most 25 for now */
425 basic_len
= circle_len
+ 1 + id_len
+ 1 + load_len
+ 1 + active_len
+ 1 + sub_len
+ 1;
428 basic_len
+= job_len
+ 1;
430 if (basic_len
< (unsigned) columns()) {
431 unsigned extra_len
, incr
;
432 extra_len
= columns() - basic_len
;
434 /* Either UNIT already got 25, or is fully satisfied.
435 * Grant up to 25 to DESC now. */
436 incr
= MIN(extra_len
, 25u);
440 /* Of the remainder give as much as the ID needs to the ID, and give the rest to the
441 * description but not more than it needs. */
443 incr
= MIN(max_id_len
- id_len
, extra_len
);
445 desc_len
+= MIN(extra_len
- incr
, max_desc_len
- desc_len
);
451 desc_len
= max_desc_len
;
454 for (u
= unit_infos
; u
< unit_infos
+ c
; u
++) {
455 _cleanup_free_
char *e
= NULL
, *j
= NULL
;
456 const char *on_underline
= "", *off_underline
= "";
457 const char *on_loaded
= "", *off_loaded
= "";
458 const char *on_active
= "", *off_active
= "";
459 const char *on_circle
= "", *off_circle
= "";
461 bool circle
= false, underline
= false;
463 if (!n_shown
&& !arg_no_legend
) {
468 printf("%s%-*s %-*s %-*s %-*s ",
472 active_len
, "ACTIVE",
476 printf("%-*s ", job_len
, "JOB");
480 !arg_full
&& arg_no_pager
? (int) desc_len
: -1,
487 if (u
+ 1 < unit_infos
+ c
&&
488 !streq(unit_type_suffix(u
->id
), unit_type_suffix((u
+ 1)->id
))) {
489 on_underline
= ansi_underline();
490 off_underline
= ansi_normal();
494 if (STR_IN_SET(u
->load_state
, "error", "not-found", "bad-setting", "masked") && !arg_plain
) {
495 on_circle
= ansi_highlight_yellow();
496 off_circle
= ansi_normal();
498 on_loaded
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
499 off_loaded
= underline
? on_underline
: ansi_normal();
500 } else if (streq(u
->active_state
, "failed") && !arg_plain
) {
501 on_circle
= ansi_highlight_red();
502 off_circle
= ansi_normal();
504 on_active
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
505 off_active
= underline
? on_underline
: ansi_normal();
509 j
= strjoin(u
->machine
, ":", u
->id
);
518 e
= ellipsize(id
, id_len
, 33);
526 printf("%s%s%s ", on_circle
, circle
? special_glyph(BLACK_CIRCLE
) : " ", off_circle
);
528 printf("%s%s%-*s%s %s%-*s%s %s%-*s %-*s%s %-*s",
530 on_active
, id_len
, id
, off_active
,
531 on_loaded
, load_len
, u
->load_state
, off_loaded
,
532 on_active
, active_len
, u
->active_state
,
533 sub_len
, u
->sub_state
, off_active
,
534 job_count
? job_len
+ 1 : 0, u
->job_id
? u
->job_type
: "");
538 !arg_full
&& arg_no_pager
? (int) desc_len
: -1,
543 if (!arg_no_legend
) {
544 const char *on
, *off
;
548 "LOAD = Reflects whether the unit definition was properly loaded.\n"
549 "ACTIVE = The high-level unit activation state, i.e. generalization of SUB.\n"
550 "SUB = The low-level unit activation state, values depend on unit type.");
551 puts(job_count
? "JOB = Pending job for the unit.\n" : "");
552 on
= ansi_highlight();
555 on
= ansi_highlight_red();
560 printf("%s%u loaded units listed.%s\n"
561 "To show all installed unit files use 'systemctl list-unit-files'.\n",
564 printf("%s%u loaded units listed.%s Pass --all to see loaded but inactive units, too.\n"
565 "To show all installed unit files use 'systemctl list-unit-files'.\n",
572 static int get_unit_list(
576 UnitInfo
**unit_infos
,
578 sd_bus_message
**_reply
) {
580 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
581 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
582 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
586 bool fallback
= false;
592 r
= sd_bus_message_new_method_call(
595 "org.freedesktop.systemd1",
596 "/org/freedesktop/systemd1",
597 "org.freedesktop.systemd1.Manager",
598 "ListUnitsByPatterns");
600 return bus_log_create_error(r
);
602 r
= sd_bus_message_append_strv(m
, arg_states
);
604 return bus_log_create_error(r
);
606 r
= sd_bus_message_append_strv(m
, patterns
);
608 return bus_log_create_error(r
);
610 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
611 if (r
< 0 && (sd_bus_error_has_name(&error
, SD_BUS_ERROR_UNKNOWN_METHOD
) ||
612 sd_bus_error_has_name(&error
, SD_BUS_ERROR_ACCESS_DENIED
))) {
613 /* Fallback to legacy ListUnitsFiltered method */
615 log_debug_errno(r
, "Failed to list units: %s Falling back to ListUnitsFiltered method.", bus_error_message(&error
, r
));
616 m
= sd_bus_message_unref(m
);
617 sd_bus_error_free(&error
);
619 r
= sd_bus_message_new_method_call(
622 "org.freedesktop.systemd1",
623 "/org/freedesktop/systemd1",
624 "org.freedesktop.systemd1.Manager",
625 "ListUnitsFiltered");
627 return bus_log_create_error(r
);
629 r
= sd_bus_message_append_strv(m
, arg_states
);
631 return bus_log_create_error(r
);
633 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
636 return log_error_errno(r
, "Failed to list units: %s", bus_error_message(&error
, r
));
638 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ssssssouso)");
640 return bus_log_parse_error(r
);
642 while ((r
= bus_parse_unit_info(reply
, &u
)) > 0) {
645 if (!output_show_unit(&u
, fallback
? patterns
: NULL
))
648 if (!GREEDY_REALLOC(*unit_infos
, size
, c
+1))
651 (*unit_infos
)[c
++] = u
;
654 return bus_log_parse_error(r
);
656 r
= sd_bus_message_exit_container(reply
);
658 return bus_log_parse_error(r
);
660 *_reply
= TAKE_PTR(reply
);
665 static void message_set_freep(Set
**set
) {
666 set_free_with_destructor(*set
, sd_bus_message_unref
);
669 static int get_unit_list_recursive(
672 UnitInfo
**_unit_infos
,
676 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
677 _cleanup_(message_set_freep
) Set
*replies
;
678 sd_bus_message
*reply
;
686 replies
= set_new(NULL
);
690 c
= get_unit_list(bus
, NULL
, patterns
, &unit_infos
, 0, &reply
);
694 r
= set_put(replies
, reply
);
696 sd_bus_message_unref(reply
);
701 _cleanup_strv_free_
char **machines
= NULL
;
704 r
= sd_get_machine_names(&machines
);
706 return log_error_errno(r
, "Failed to get machine names: %m");
708 STRV_FOREACH(i
, machines
) {
709 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*container
= NULL
;
712 r
= sd_bus_open_system_machine(&container
, *i
);
714 log_warning_errno(r
, "Failed to connect to container %s, ignoring: %m", *i
);
718 k
= get_unit_list(container
, *i
, patterns
, &unit_infos
, c
, &reply
);
724 r
= set_put(replies
, reply
);
726 sd_bus_message_unref(reply
);
731 *_machines
= TAKE_PTR(machines
);
735 *_unit_infos
= TAKE_PTR(unit_infos
);
737 *_replies
= TAKE_PTR(replies
);
742 static int list_units(int argc
, char *argv
[], void *userdata
) {
743 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
744 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
745 _cleanup_strv_free_
char **machines
= NULL
;
749 r
= acquire_bus(BUS_MANAGER
, &bus
);
753 (void) pager_open(arg_no_pager
, false);
755 r
= get_unit_list_recursive(bus
, strv_skip(argv
, 1), &unit_infos
, &replies
, &machines
);
759 qsort_safe(unit_infos
, r
, sizeof(UnitInfo
), compare_unit_info
);
760 return output_units_list(unit_infos
, r
);
763 static int get_triggered_units(
768 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
775 r
= sd_bus_get_property_strv(
777 "org.freedesktop.systemd1",
779 "org.freedesktop.systemd1.Unit",
784 return log_error_errno(r
, "Failed to determine triggers: %s", bus_error_message(&error
, r
));
789 static int get_listening(
791 const char* unit_path
,
794 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
795 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
796 const char *type
, *path
;
799 r
= sd_bus_get_property(
801 "org.freedesktop.systemd1",
803 "org.freedesktop.systemd1.Socket",
809 return log_error_errno(r
, "Failed to get list of listening sockets: %s", bus_error_message(&error
, r
));
811 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ss)");
813 return bus_log_parse_error(r
);
815 while ((r
= sd_bus_message_read(reply
, "(ss)", &type
, &path
)) > 0) {
817 r
= strv_extend(listening
, type
);
821 r
= strv_extend(listening
, path
);
828 return bus_log_parse_error(r
);
830 r
= sd_bus_message_exit_container(reply
);
832 return bus_log_parse_error(r
);
844 /* Note: triggered is a list here, although it almost certainly
845 * will always be one unit. Nevertheless, dbus API allows for multiple
846 * values, so let's follow that. */
849 /* The strv above is shared. free is set only in the first one. */
853 static int socket_info_compare(const struct socket_info
*a
, const struct socket_info
*b
) {
859 if (!a
->machine
&& b
->machine
)
861 if (a
->machine
&& !b
->machine
)
863 if (a
->machine
&& b
->machine
) {
864 o
= strcasecmp(a
->machine
, b
->machine
);
869 o
= strcmp(a
->path
, b
->path
);
871 o
= strcmp(a
->type
, b
->type
);
876 static int output_sockets_list(struct socket_info
*socket_infos
, unsigned cs
) {
877 struct socket_info
*s
;
878 unsigned pathlen
= STRLEN("LISTEN"),
879 typelen
= STRLEN("TYPE") * arg_show_types
,
880 socklen
= STRLEN("UNIT"),
881 servlen
= STRLEN("ACTIVATES");
882 const char *on
, *off
;
884 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
888 socklen
= MAX(socklen
, strlen(s
->id
));
890 typelen
= MAX(typelen
, strlen(s
->type
));
891 pathlen
= MAX(pathlen
, strlen(s
->path
) + (s
->machine
? strlen(s
->machine
)+1 : 0));
893 STRV_FOREACH(a
, s
->triggered
)
894 tmp
+= strlen(*a
) + 2*(a
!= s
->triggered
);
895 servlen
= MAX(servlen
, tmp
);
900 printf("%-*s %-*.*s%-*s %s\n",
902 typelen
+ arg_show_types
, typelen
+ arg_show_types
, "TYPE ",
906 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
907 _cleanup_free_
char *j
= NULL
;
912 j
= strjoin(s
->machine
, ":", s
->path
);
920 printf("%-*s %-*s %-*s",
921 pathlen
, path
, typelen
, s
->type
, socklen
, s
->id
);
924 pathlen
, path
, socklen
, s
->id
);
925 STRV_FOREACH(a
, s
->triggered
)
927 a
== s
->triggered
? "" : ",", *a
);
931 on
= ansi_highlight();
936 on
= ansi_highlight_red();
940 if (!arg_no_legend
) {
941 printf("%s%u sockets listed.%s\n", on
, cs
, off
);
943 printf("Pass --all to see loaded but inactive sockets, too.\n");
949 static int list_sockets(int argc
, char *argv
[], void *userdata
) {
950 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
951 _cleanup_strv_free_
char **machines
= NULL
;
952 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
953 _cleanup_free_
struct socket_info
*socket_infos
= NULL
;
955 struct socket_info
*s
;
961 r
= acquire_bus(BUS_MANAGER
, &bus
);
965 (void) pager_open(arg_no_pager
, false);
967 n
= get_unit_list_recursive(bus
, strv_skip(argv
, 1), &unit_infos
, &replies
, &machines
);
971 for (u
= unit_infos
; u
< unit_infos
+ n
; u
++) {
972 _cleanup_strv_free_
char **listening
= NULL
, **triggered
= NULL
;
975 if (!endswith(u
->id
, ".socket"))
978 r
= get_triggered_units(bus
, u
->unit_path
, &triggered
);
982 c
= get_listening(bus
, u
->unit_path
, &listening
);
988 if (!GREEDY_REALLOC(socket_infos
, size
, cs
+ c
)) {
993 for (i
= 0; i
< c
; i
++)
994 socket_infos
[cs
+ i
] = (struct socket_info
) {
995 .machine
= u
->machine
,
997 .type
= listening
[i
*2],
998 .path
= listening
[i
*2 + 1],
999 .triggered
= triggered
,
1000 .own_triggered
= i
==0,
1003 /* from this point on we will cleanup those socket_infos */
1006 listening
= triggered
= NULL
; /* avoid cleanup */
1009 qsort_safe(socket_infos
, cs
, sizeof(struct socket_info
),
1010 (__compar_fn_t
) socket_info_compare
);
1012 output_sockets_list(socket_infos
, cs
);
1015 assert(cs
== 0 || socket_infos
);
1016 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
1019 if (s
->own_triggered
)
1020 strv_free(s
->triggered
);
1026 static int get_next_elapse(
1029 dual_timestamp
*next
) {
1031 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1039 r
= sd_bus_get_property_trivial(
1041 "org.freedesktop.systemd1",
1043 "org.freedesktop.systemd1.Timer",
1044 "NextElapseUSecMonotonic",
1049 return log_error_errno(r
, "Failed to get next elapse time: %s", bus_error_message(&error
, r
));
1051 r
= sd_bus_get_property_trivial(
1053 "org.freedesktop.systemd1",
1055 "org.freedesktop.systemd1.Timer",
1056 "NextElapseUSecRealtime",
1061 return log_error_errno(r
, "Failed to get next elapse time: %s", bus_error_message(&error
, r
));
1067 static int get_last_trigger(
1072 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1079 r
= sd_bus_get_property_trivial(
1081 "org.freedesktop.systemd1",
1083 "org.freedesktop.systemd1.Timer",
1089 return log_error_errno(r
, "Failed to get last trigger time: %s", bus_error_message(&error
, r
));
1095 const char* machine
;
1098 usec_t last_trigger
;
1102 static int timer_info_compare(const struct timer_info
*a
, const struct timer_info
*b
) {
1108 if (!a
->machine
&& b
->machine
)
1110 if (a
->machine
&& !b
->machine
)
1112 if (a
->machine
&& b
->machine
) {
1113 o
= strcasecmp(a
->machine
, b
->machine
);
1118 if (a
->next_elapse
< b
->next_elapse
)
1120 if (a
->next_elapse
> b
->next_elapse
)
1123 return strcmp(a
->id
, b
->id
);
1126 static int output_timers_list(struct timer_info
*timer_infos
, unsigned n
) {
1127 struct timer_info
*t
;
1129 nextlen
= STRLEN("NEXT"),
1130 leftlen
= STRLEN("LEFT"),
1131 lastlen
= STRLEN("LAST"),
1132 passedlen
= STRLEN("PASSED"),
1133 unitlen
= STRLEN("UNIT"),
1134 activatelen
= STRLEN("ACTIVATES");
1136 const char *on
, *off
;
1138 assert(timer_infos
|| n
== 0);
1140 for (t
= timer_infos
; t
< timer_infos
+ n
; t
++) {
1144 if (t
->next_elapse
> 0) {
1145 char tstamp
[FORMAT_TIMESTAMP_MAX
] = "", trel
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "";
1147 format_timestamp(tstamp
, sizeof(tstamp
), t
->next_elapse
);
1148 nextlen
= MAX(nextlen
, strlen(tstamp
) + 1);
1150 format_timestamp_relative(trel
, sizeof(trel
), t
->next_elapse
);
1151 leftlen
= MAX(leftlen
, strlen(trel
));
1154 if (t
->last_trigger
> 0) {
1155 char tstamp
[FORMAT_TIMESTAMP_MAX
] = "", trel
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "";
1157 format_timestamp(tstamp
, sizeof(tstamp
), t
->last_trigger
);
1158 lastlen
= MAX(lastlen
, strlen(tstamp
) + 1);
1160 format_timestamp_relative(trel
, sizeof(trel
), t
->last_trigger
);
1161 passedlen
= MAX(passedlen
, strlen(trel
));
1164 unitlen
= MAX(unitlen
, strlen(t
->id
) + (t
->machine
? strlen(t
->machine
)+1 : 0));
1166 STRV_FOREACH(a
, t
->triggered
)
1167 ul
+= strlen(*a
) + 2*(a
!= t
->triggered
);
1169 activatelen
= MAX(activatelen
, ul
);
1174 printf("%-*s %-*s %-*s %-*s %-*s %s\n",
1178 passedlen
, "PASSED",
1182 for (t
= timer_infos
; t
< timer_infos
+ n
; t
++) {
1183 _cleanup_free_
char *j
= NULL
;
1185 char tstamp1
[FORMAT_TIMESTAMP_MAX
] = "n/a", trel1
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "n/a";
1186 char tstamp2
[FORMAT_TIMESTAMP_MAX
] = "n/a", trel2
[FORMAT_TIMESTAMP_RELATIVE_MAX
] = "n/a";
1189 format_timestamp(tstamp1
, sizeof(tstamp1
), t
->next_elapse
);
1190 format_timestamp_relative(trel1
, sizeof(trel1
), t
->next_elapse
);
1192 format_timestamp(tstamp2
, sizeof(tstamp2
), t
->last_trigger
);
1193 format_timestamp_relative(trel2
, sizeof(trel2
), t
->last_trigger
);
1196 j
= strjoin(t
->machine
, ":", t
->id
);
1203 printf("%-*s %-*s %-*s %-*s %-*s",
1204 nextlen
, tstamp1
, leftlen
, trel1
, lastlen
, tstamp2
, passedlen
, trel2
, unitlen
, unit
);
1206 STRV_FOREACH(a
, t
->triggered
)
1208 a
== t
->triggered
? "" : ",", *a
);
1212 on
= ansi_highlight();
1213 off
= ansi_normal();
1217 on
= ansi_highlight_red();
1218 off
= ansi_normal();
1221 if (!arg_no_legend
) {
1222 printf("%s%u timers listed.%s\n", on
, n
, off
);
1224 printf("Pass --all to see loaded but inactive timers, too.\n");
1230 static usec_t
calc_next_elapse(dual_timestamp
*nw
, dual_timestamp
*next
) {
1236 if (next
->monotonic
!= USEC_INFINITY
&& next
->monotonic
> 0) {
1239 if (next
->monotonic
> nw
->monotonic
)
1240 converted
= nw
->realtime
+ (next
->monotonic
- nw
->monotonic
);
1242 converted
= nw
->realtime
- (nw
->monotonic
- next
->monotonic
);
1244 if (next
->realtime
!= USEC_INFINITY
&& next
->realtime
> 0)
1245 next_elapse
= MIN(converted
, next
->realtime
);
1247 next_elapse
= converted
;
1250 next_elapse
= next
->realtime
;
1255 static int list_timers(int argc
, char *argv
[], void *userdata
) {
1256 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
1257 _cleanup_strv_free_
char **machines
= NULL
;
1258 _cleanup_free_
struct timer_info
*timer_infos
= NULL
;
1259 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
1260 struct timer_info
*t
;
1268 r
= acquire_bus(BUS_MANAGER
, &bus
);
1272 (void) pager_open(arg_no_pager
, false);
1274 n
= get_unit_list_recursive(bus
, strv_skip(argv
, 1), &unit_infos
, &replies
, &machines
);
1278 dual_timestamp_get(&nw
);
1280 for (u
= unit_infos
; u
< unit_infos
+ n
; u
++) {
1281 _cleanup_strv_free_
char **triggered
= NULL
;
1282 dual_timestamp next
= DUAL_TIMESTAMP_NULL
;
1285 if (!endswith(u
->id
, ".timer"))
1288 r
= get_triggered_units(bus
, u
->unit_path
, &triggered
);
1292 r
= get_next_elapse(bus
, u
->unit_path
, &next
);
1296 get_last_trigger(bus
, u
->unit_path
, &last
);
1298 if (!GREEDY_REALLOC(timer_infos
, size
, c
+1)) {
1303 m
= calc_next_elapse(&nw
, &next
);
1305 timer_infos
[c
++] = (struct timer_info
) {
1306 .machine
= u
->machine
,
1309 .last_trigger
= last
,
1310 .triggered
= TAKE_PTR(triggered
),
1314 qsort_safe(timer_infos
, c
, sizeof(struct timer_info
),
1315 (__compar_fn_t
) timer_info_compare
);
1317 output_timers_list(timer_infos
, c
);
1320 for (t
= timer_infos
; t
< timer_infos
+ c
; t
++)
1321 strv_free(t
->triggered
);
1326 static int compare_unit_file_list(const void *a
, const void *b
) {
1327 const char *d1
, *d2
;
1328 const UnitFileList
*u
= a
, *v
= b
;
1330 d1
= strrchr(u
->path
, '.');
1331 d2
= strrchr(v
->path
, '.');
1336 r
= strcasecmp(d1
, d2
);
1341 return strcasecmp(basename(u
->path
), basename(v
->path
));
1344 static bool output_show_unit_file(const UnitFileList
*u
, char **states
, char **patterns
) {
1347 if (!strv_fnmatch_or_empty(patterns
, basename(u
->path
), FNM_NOESCAPE
))
1350 if (!strv_isempty(arg_types
)) {
1353 dot
= strrchr(u
->path
, '.');
1357 if (!strv_find(arg_types
, dot
+1))
1361 if (!strv_isempty(states
) &&
1362 !strv_find(states
, unit_file_state_to_string(u
->state
)))
1368 static void output_unit_file_list(const UnitFileList
*units
, unsigned c
) {
1369 unsigned max_id_len
, id_cols
, state_cols
;
1370 const UnitFileList
*u
;
1372 max_id_len
= STRLEN("UNIT FILE");
1373 state_cols
= STRLEN("STATE");
1375 for (u
= units
; u
< units
+ c
; u
++) {
1376 max_id_len
= MAX(max_id_len
, strlen(basename(u
->path
)));
1377 state_cols
= MAX(state_cols
, strlen(unit_file_state_to_string(u
->state
)));
1381 unsigned basic_cols
;
1383 id_cols
= MIN(max_id_len
, 25u);
1384 basic_cols
= 1 + id_cols
+ state_cols
;
1385 if (basic_cols
< (unsigned) columns())
1386 id_cols
+= MIN(columns() - basic_cols
, max_id_len
- id_cols
);
1388 id_cols
= max_id_len
;
1390 if (!arg_no_legend
&& c
> 0)
1391 printf("%s%-*s %-*s%s\n",
1393 id_cols
, "UNIT FILE",
1394 state_cols
, "STATE",
1397 for (u
= units
; u
< units
+ c
; u
++) {
1398 const char *on_underline
= NULL
, *on_color
= NULL
, *off
= NULL
, *id
;
1399 _cleanup_free_
char *e
= NULL
;
1402 underline
= u
+ 1 < units
+ c
&&
1403 !streq(unit_type_suffix(u
->path
), unit_type_suffix((u
+ 1)->path
));
1406 on_underline
= ansi_underline();
1408 if (IN_SET(u
->state
,
1410 UNIT_FILE_MASKED_RUNTIME
,
1413 on_color
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
1414 else if (u
->state
== UNIT_FILE_ENABLED
)
1415 on_color
= underline
? ansi_highlight_green_underline() : ansi_highlight_green();
1417 if (on_underline
|| on_color
)
1418 off
= ansi_normal();
1420 id
= basename(u
->path
);
1422 e
= arg_full
? NULL
: ellipsize(id
, id_cols
, 33);
1424 printf("%s%-*s %s%-*s%s\n",
1425 strempty(on_underline
),
1426 id_cols
, e
? e
: id
,
1427 strempty(on_color
), state_cols
, unit_file_state_to_string(u
->state
), strempty(off
));
1431 printf("\n%u unit files listed.\n", c
);
1434 static int list_unit_files(int argc
, char *argv
[], void *userdata
) {
1435 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1436 _cleanup_free_ UnitFileList
*units
= NULL
;
1443 bool fallback
= false;
1445 if (install_client_side()) {
1451 h
= hashmap_new(&string_hash_ops
);
1455 r
= unit_file_get_list(arg_scope
, arg_root
, h
, arg_states
, strv_skip(argv
, 1));
1457 unit_file_list_free(h
);
1458 return log_error_errno(r
, "Failed to get unit file list: %m");
1461 n_units
= hashmap_size(h
);
1463 units
= new(UnitFileList
, n_units
?: 1); /* avoid malloc(0) */
1465 unit_file_list_free(h
);
1469 HASHMAP_FOREACH(u
, h
, i
) {
1470 if (!output_show_unit_file(u
, NULL
, NULL
))
1477 assert(c
<= n_units
);
1482 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
1483 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1486 r
= acquire_bus(BUS_MANAGER
, &bus
);
1490 r
= sd_bus_message_new_method_call(
1493 "org.freedesktop.systemd1",
1494 "/org/freedesktop/systemd1",
1495 "org.freedesktop.systemd1.Manager",
1496 "ListUnitFilesByPatterns");
1498 return bus_log_create_error(r
);
1500 r
= sd_bus_message_append_strv(m
, arg_states
);
1502 return bus_log_create_error(r
);
1504 r
= sd_bus_message_append_strv(m
, strv_skip(argv
, 1));
1506 return bus_log_create_error(r
);
1508 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
1509 if (r
< 0 && sd_bus_error_has_name(&error
, SD_BUS_ERROR_UNKNOWN_METHOD
)) {
1510 /* Fallback to legacy ListUnitFiles method */
1512 log_debug_errno(r
, "Failed to list unit files: %s Falling back to ListUnitsFiles method.", bus_error_message(&error
, r
));
1513 m
= sd_bus_message_unref(m
);
1514 sd_bus_error_free(&error
);
1516 r
= sd_bus_message_new_method_call(
1519 "org.freedesktop.systemd1",
1520 "/org/freedesktop/systemd1",
1521 "org.freedesktop.systemd1.Manager",
1524 return bus_log_create_error(r
);
1526 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
1529 return log_error_errno(r
, "Failed to list unit files: %s", bus_error_message(&error
, r
));
1531 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ss)");
1533 return bus_log_parse_error(r
);
1535 while ((r
= sd_bus_message_read(reply
, "(ss)", &path
, &state
)) > 0) {
1537 if (!GREEDY_REALLOC(units
, size
, c
+ 1))
1540 units
[c
] = (struct UnitFileList
) {
1542 unit_file_state_from_string(state
)
1545 if (output_show_unit_file(&units
[c
],
1546 fallback
? arg_states
: NULL
,
1547 fallback
? strv_skip(argv
, 1) : NULL
))
1552 return bus_log_parse_error(r
);
1554 r
= sd_bus_message_exit_container(reply
);
1556 return bus_log_parse_error(r
);
1559 (void) pager_open(arg_no_pager
, false);
1561 qsort_safe(units
, c
, sizeof(UnitFileList
), compare_unit_file_list
);
1562 output_unit_file_list(units
, c
);
1564 if (install_client_side())
1565 for (unit
= units
; unit
< units
+ c
; unit
++)
1571 static int list_dependencies_print(const char *name
, int level
, unsigned int branches
, bool last
) {
1572 _cleanup_free_
char *n
= NULL
;
1573 size_t max_len
= MAX(columns(),20u);
1579 for (i
= level
- 1; i
>= 0; i
--) {
1581 if (len
> max_len
- 3 && !arg_full
) {
1582 printf("%s...\n",max_len
% 2 ? "" : " ");
1585 printf("%s", special_glyph(branches
& (1 << i
) ? TREE_VERTICAL
: TREE_SPACE
));
1589 if (len
> max_len
- 3 && !arg_full
) {
1590 printf("%s...\n",max_len
% 2 ? "" : " ");
1594 printf("%s", special_glyph(last
? TREE_RIGHT
: TREE_BRANCH
));
1598 printf("%s\n", name
);
1602 n
= ellipsize(name
, max_len
-len
, 100);
1610 static int list_dependencies_get_dependencies(sd_bus
*bus
, const char *name
, char ***deps
) {
1611 struct DependencyStatusInfo
{
1615 static const struct bus_properties_map map
[_DEPENDENCY_MAX
][6] = {
1616 [DEPENDENCY_FORWARD
] = {
1617 { "Requires", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[0]) },
1618 { "Requisite", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[1]) },
1619 { "Wants", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[2]) },
1620 { "ConsistsOf", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[3]) },
1621 { "BindsTo", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[4]) },
1624 [DEPENDENCY_REVERSE
] = {
1625 { "RequiredBy", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[0]) },
1626 { "RequisiteOf", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[1]) },
1627 { "WantedBy", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[2]) },
1628 { "PartOf", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[3]) },
1629 { "BoundBy", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[4]) },
1632 [DEPENDENCY_AFTER
] = {
1633 { "After", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[0]) },
1636 [DEPENDENCY_BEFORE
] = {
1637 { "Before", "as", NULL
, offsetof(struct DependencyStatusInfo
, dep
[0]) },
1642 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1643 _cleanup_strv_free_
char **ret
= NULL
;
1644 _cleanup_free_
char *path
= NULL
;
1651 path
= unit_dbus_path_from_name(name
);
1655 r
= bus_map_all_properties(bus
,
1656 "org.freedesktop.systemd1",
1658 map
[arg_dependency
],
1664 return log_error_errno(r
, "Failed to get properties of %s: %s", name
, bus_error_message(&error
, r
));
1666 if (IN_SET(arg_dependency
, DEPENDENCY_AFTER
, DEPENDENCY_BEFORE
)) {
1667 *deps
= info
.dep
[0];
1671 for (i
= 0; i
< 5; i
++) {
1672 r
= strv_extend_strv(&ret
, info
.dep
[i
], true);
1675 info
.dep
[i
] = strv_free(info
.dep
[i
]);
1678 *deps
= TAKE_PTR(ret
);
1683 static int list_dependencies_compare(const void *_a
, const void *_b
) {
1684 const char **a
= (const char**) _a
, **b
= (const char**) _b
;
1686 if (unit_name_to_type(*a
) == UNIT_TARGET
&& unit_name_to_type(*b
) != UNIT_TARGET
)
1688 if (unit_name_to_type(*a
) != UNIT_TARGET
&& unit_name_to_type(*b
) == UNIT_TARGET
)
1691 return strcasecmp(*a
, *b
);
1694 static int list_dependencies_one(
1699 unsigned int branches
) {
1701 _cleanup_strv_free_
char **deps
= NULL
;
1709 r
= strv_extend(units
, name
);
1713 r
= list_dependencies_get_dependencies(bus
, name
, &deps
);
1717 qsort_safe(deps
, strv_length(deps
), sizeof (char*), list_dependencies_compare
);
1719 STRV_FOREACH(c
, deps
) {
1720 if (strv_contains(*units
, *c
)) {
1723 r
= list_dependencies_print("...", level
+ 1, (branches
<< 1) | (c
[1] == NULL
? 0 : 1), 1);
1733 UnitActiveState active_state
= _UNIT_ACTIVE_STATE_INVALID
;
1736 (void) get_state_one_unit(bus
, *c
, &active_state
);
1738 switch (active_state
) {
1740 case UNIT_RELOADING
:
1741 case UNIT_ACTIVATING
:
1742 on
= ansi_highlight_green();
1746 case UNIT_DEACTIVATING
:
1751 on
= ansi_highlight_red();
1755 printf("%s%s%s ", on
, special_glyph(BLACK_CIRCLE
), ansi_normal());
1758 r
= list_dependencies_print(*c
, level
, branches
, c
[1] == NULL
);
1762 if (arg_all
|| unit_name_to_type(*c
) == UNIT_TARGET
) {
1763 r
= list_dependencies_one(bus
, *c
, level
+ 1, units
, (branches
<< 1) | (c
[1] == NULL
? 0 : 1));
1770 strv_remove(*units
, name
);
1775 static int list_dependencies(int argc
, char *argv
[], void *userdata
) {
1776 _cleanup_strv_free_
char **units
= NULL
;
1777 _cleanup_free_
char *unit
= NULL
;
1783 r
= unit_name_mangle(argv
[1], arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
, &unit
);
1785 return log_error_errno(r
, "Failed to mangle unit name: %m");
1789 u
= SPECIAL_DEFAULT_TARGET
;
1791 r
= acquire_bus(BUS_MANAGER
, &bus
);
1795 (void) pager_open(arg_no_pager
, false);
1799 return list_dependencies_one(bus
, u
, 0, &units
, 0);
1802 struct machine_info
{
1806 char *control_group
;
1807 uint32_t n_failed_units
;
1812 static const struct bus_properties_map machine_info_property_map
[] = {
1813 { "SystemState", "s", NULL
, offsetof(struct machine_info
, state
) },
1814 { "NJobs", "u", NULL
, offsetof(struct machine_info
, n_jobs
) },
1815 { "NFailedUnits", "u", NULL
, offsetof(struct machine_info
, n_failed_units
) },
1816 { "ControlGroup", "s", NULL
, offsetof(struct machine_info
, control_group
) },
1817 { "UserspaceTimestamp", "t", NULL
, offsetof(struct machine_info
, timestamp
) },
1821 static void machine_info_clear(struct machine_info
*info
) {
1826 free(info
->control_group
);
1830 static void free_machines_list(struct machine_info
*machine_infos
, int n
) {
1836 for (i
= 0; i
< n
; i
++)
1837 machine_info_clear(&machine_infos
[i
]);
1839 free(machine_infos
);
1842 static int compare_machine_info(const void *a
, const void *b
) {
1843 const struct machine_info
*u
= a
, *v
= b
;
1845 if (u
->is_host
!= v
->is_host
)
1846 return u
->is_host
> v
->is_host
? -1 : 1;
1848 return strcasecmp(u
->name
, v
->name
);
1851 static int get_machine_properties(sd_bus
*bus
, struct machine_info
*mi
) {
1852 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*container
= NULL
;
1858 r
= sd_bus_open_system_machine(&container
, mi
->name
);
1865 r
= bus_map_all_properties(
1867 "org.freedesktop.systemd1",
1868 "/org/freedesktop/systemd1",
1869 machine_info_property_map
,
1880 static bool output_show_machine(const char *name
, char **patterns
) {
1881 return strv_fnmatch_or_empty(patterns
, name
, FNM_NOESCAPE
);
1884 static int get_machine_list(
1886 struct machine_info
**_machine_infos
,
1889 struct machine_info
*machine_infos
= NULL
;
1890 _cleanup_strv_free_
char **m
= NULL
;
1891 _cleanup_free_
char *hn
= NULL
;
1896 hn
= gethostname_malloc();
1900 if (output_show_machine(hn
, patterns
)) {
1901 if (!GREEDY_REALLOC0(machine_infos
, sz
, c
+1))
1904 machine_infos
[c
].is_host
= true;
1905 machine_infos
[c
].name
= TAKE_PTR(hn
);
1907 (void) get_machine_properties(bus
, &machine_infos
[c
]);
1911 r
= sd_get_machine_names(&m
);
1913 return log_error_errno(r
, "Failed to get machine list: %m");
1915 STRV_FOREACH(i
, m
) {
1916 _cleanup_free_
char *class = NULL
;
1918 if (!output_show_machine(*i
, patterns
))
1921 sd_machine_get_class(*i
, &class);
1922 if (!streq_ptr(class, "container"))
1925 if (!GREEDY_REALLOC0(machine_infos
, sz
, c
+1)) {
1926 free_machines_list(machine_infos
, c
);
1930 machine_infos
[c
].is_host
= false;
1931 machine_infos
[c
].name
= strdup(*i
);
1932 if (!machine_infos
[c
].name
) {
1933 free_machines_list(machine_infos
, c
);
1937 (void) get_machine_properties(NULL
, &machine_infos
[c
]);
1941 *_machine_infos
= machine_infos
;
1945 static void output_machines_list(struct machine_info
*machine_infos
, unsigned n
) {
1946 struct machine_info
*m
;
1949 namelen
= STRLEN("NAME"),
1950 statelen
= STRLEN("STATE"),
1951 failedlen
= STRLEN("FAILED"),
1952 jobslen
= STRLEN("JOBS");
1954 assert(machine_infos
|| n
== 0);
1956 for (m
= machine_infos
; m
< machine_infos
+ n
; m
++) {
1957 namelen
= MAX(namelen
,
1958 strlen(m
->name
) + (m
->is_host
? STRLEN(" (host)") : 0));
1959 statelen
= MAX(statelen
, strlen_ptr(m
->state
));
1960 failedlen
= MAX(failedlen
, DECIMAL_STR_WIDTH(m
->n_failed_units
));
1961 jobslen
= MAX(jobslen
, DECIMAL_STR_WIDTH(m
->n_jobs
));
1963 if (!arg_plain
&& !streq_ptr(m
->state
, "running"))
1967 if (!arg_no_legend
) {
1971 printf("%-*s %-*s %-*s %-*s\n",
1974 failedlen
, "FAILED",
1978 for (m
= machine_infos
; m
< machine_infos
+ n
; m
++) {
1979 const char *on_state
= "", *off_state
= "";
1980 const char *on_failed
= "", *off_failed
= "";
1981 bool circle
= false;
1983 if (streq_ptr(m
->state
, "degraded")) {
1984 on_state
= ansi_highlight_red();
1985 off_state
= ansi_normal();
1987 } else if (!streq_ptr(m
->state
, "running")) {
1988 on_state
= ansi_highlight_yellow();
1989 off_state
= ansi_normal();
1993 if (m
->n_failed_units
> 0) {
1994 on_failed
= ansi_highlight_red();
1995 off_failed
= ansi_normal();
1997 on_failed
= off_failed
= "";
2000 printf("%s%s%s ", on_state
, circle
? special_glyph(BLACK_CIRCLE
) : " ", off_state
);
2003 printf("%-*s (host) %s%-*s%s %s%*" PRIu32
"%s %*" PRIu32
"\n",
2004 (int) (namelen
- (STRLEN(" (host)"))),
2006 on_state
, statelen
, strna(m
->state
), off_state
,
2007 on_failed
, failedlen
, m
->n_failed_units
, off_failed
,
2008 jobslen
, m
->n_jobs
);
2010 printf("%-*s %s%-*s%s %s%*" PRIu32
"%s %*" PRIu32
"\n",
2011 namelen
, strna(m
->name
),
2012 on_state
, statelen
, strna(m
->state
), off_state
,
2013 on_failed
, failedlen
, m
->n_failed_units
, off_failed
,
2014 jobslen
, m
->n_jobs
);
2018 printf("\n%u machines listed.\n", n
);
2021 static int list_machines(int argc
, char *argv
[], void *userdata
) {
2022 struct machine_info
*machine_infos
= NULL
;
2026 r
= acquire_bus(BUS_MANAGER
, &bus
);
2030 r
= get_machine_list(bus
, &machine_infos
, strv_skip(argv
, 1));
2034 (void) pager_open(arg_no_pager
, false);
2036 qsort_safe(machine_infos
, r
, sizeof(struct machine_info
), compare_machine_info
);
2037 output_machines_list(machine_infos
, r
);
2038 free_machines_list(machine_infos
, r
);
2043 static int get_default(int argc
, char *argv
[], void *userdata
) {
2044 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2045 _cleanup_free_
char *_path
= NULL
;
2049 if (install_client_side()) {
2050 r
= unit_file_get_default(arg_scope
, arg_root
, &_path
);
2052 return log_error_errno(r
, "Failed to get default target: %m");
2057 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2060 r
= acquire_bus(BUS_MANAGER
, &bus
);
2064 r
= sd_bus_call_method(
2066 "org.freedesktop.systemd1",
2067 "/org/freedesktop/systemd1",
2068 "org.freedesktop.systemd1.Manager",
2074 return log_error_errno(r
, "Failed to get default target: %s", bus_error_message(&error
, r
));
2076 r
= sd_bus_message_read(reply
, "s", &path
);
2078 return bus_log_parse_error(r
);
2082 printf("%s\n", path
);
2087 static int set_default(int argc
, char *argv
[], void *userdata
) {
2088 _cleanup_free_
char *unit
= NULL
;
2089 UnitFileChange
*changes
= NULL
;
2090 size_t n_changes
= 0;
2096 r
= unit_name_mangle_with_suffix(argv
[1], arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
, ".target", &unit
);
2098 return log_error_errno(r
, "Failed to mangle unit name: %m");
2100 if (install_client_side()) {
2101 r
= unit_file_set_default(arg_scope
, UNIT_FILE_FORCE
, arg_root
, unit
, &changes
, &n_changes
);
2102 unit_file_dump_changes(r
, "set default", changes
, n_changes
, arg_quiet
);
2107 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2108 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2111 polkit_agent_open_maybe();
2113 r
= acquire_bus(BUS_MANAGER
, &bus
);
2117 r
= sd_bus_call_method(
2119 "org.freedesktop.systemd1",
2120 "/org/freedesktop/systemd1",
2121 "org.freedesktop.systemd1.Manager",
2127 return log_error_errno(r
, "Failed to set default target: %s", bus_error_message(&error
, r
));
2129 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
2133 /* Try to reload if enabled */
2135 r
= daemon_reload(argc
, argv
, userdata
);
2141 unit_file_changes_free(changes
, n_changes
);
2146 static int output_waiting_jobs(sd_bus
*bus
, uint32_t id
, const char *method
, const char *prefix
) {
2147 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2148 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2149 const char *name
, *type
;
2155 r
= sd_bus_call_method(
2157 "org.freedesktop.systemd1",
2158 "/org/freedesktop/systemd1",
2159 "org.freedesktop.systemd1.Manager",
2165 return log_debug_errno(r
, "Failed to get waiting jobs for job %" PRIu32
, id
);
2167 r
= sd_bus_message_enter_container(reply
, 'a', "(usssoo)");
2169 return bus_log_parse_error(r
);
2171 while ((r
= sd_bus_message_read(reply
, "(usssoo)", &other_id
, &name
, &type
, NULL
, NULL
, NULL
)) > 0)
2172 printf("%s %u (%s/%s)\n", prefix
, other_id
, name
, type
);
2174 return bus_log_parse_error(r
);
2176 r
= sd_bus_message_exit_container(reply
);
2178 return bus_log_parse_error(r
);
2185 const char *name
, *type
, *state
;
2188 static void output_jobs_list(sd_bus
*bus
, const struct job_info
* jobs
, unsigned n
, bool skipped
) {
2189 unsigned id_len
, unit_len
, type_len
, state_len
;
2190 const struct job_info
*j
;
2191 const char *on
, *off
;
2192 bool shorten
= false;
2194 assert(n
== 0 || jobs
);
2197 if (!arg_no_legend
) {
2198 on
= ansi_highlight_green();
2199 off
= ansi_normal();
2201 printf("%sNo jobs %s.%s\n", on
, skipped
? "listed" : "running", off
);
2206 (void) pager_open(arg_no_pager
, false);
2208 id_len
= STRLEN("JOB");
2209 unit_len
= STRLEN("UNIT");
2210 type_len
= STRLEN("TYPE");
2211 state_len
= STRLEN("STATE");
2213 for (j
= jobs
; j
< jobs
+ n
; j
++) {
2214 uint32_t id
= j
->id
;
2215 assert(j
->name
&& j
->type
&& j
->state
);
2217 id_len
= MAX(id_len
, DECIMAL_STR_WIDTH(id
));
2218 unit_len
= MAX(unit_len
, strlen(j
->name
));
2219 type_len
= MAX(type_len
, strlen(j
->type
));
2220 state_len
= MAX(state_len
, strlen(j
->state
));
2223 if (!arg_full
&& id_len
+ 1 + unit_len
+ type_len
+ 1 + state_len
> columns()) {
2224 unit_len
= MAX(33u, columns() - id_len
- type_len
- state_len
- 3);
2229 printf("%*s %-*s %-*s %-*s\n",
2233 state_len
, "STATE");
2235 for (j
= jobs
; j
< jobs
+ n
; j
++) {
2236 _cleanup_free_
char *e
= NULL
;
2238 if (streq(j
->state
, "running")) {
2239 on
= ansi_highlight();
2240 off
= ansi_normal();
2244 e
= shorten
? ellipsize(j
->name
, unit_len
, 33) : NULL
;
2245 printf("%*u %s%-*s%s %-*s %s%-*s%s\n",
2247 on
, unit_len
, e
? e
: j
->name
, off
,
2249 on
, state_len
, j
->state
, off
);
2252 output_waiting_jobs(bus
, j
->id
, "GetJobAfter", "\twaiting for job");
2253 if (arg_jobs_before
)
2254 output_waiting_jobs(bus
, j
->id
, "GetJobBefore", "\tblocking job");
2257 if (!arg_no_legend
) {
2258 on
= ansi_highlight();
2259 off
= ansi_normal();
2261 printf("\n%s%u jobs listed%s.\n", on
, n
, off
);
2265 static bool output_show_job(struct job_info
*job
, char **patterns
) {
2266 return strv_fnmatch_or_empty(patterns
, job
->name
, FNM_NOESCAPE
);
2269 static int list_jobs(int argc
, char *argv
[], void *userdata
) {
2270 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2271 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2272 _cleanup_free_
struct job_info
*jobs
= NULL
;
2273 const char *name
, *type
, *state
;
2274 bool skipped
= false;
2281 r
= acquire_bus(BUS_MANAGER
, &bus
);
2285 r
= sd_bus_call_method(
2287 "org.freedesktop.systemd1",
2288 "/org/freedesktop/systemd1",
2289 "org.freedesktop.systemd1.Manager",
2295 return log_error_errno(r
, "Failed to list jobs: %s", bus_error_message(&error
, r
));
2297 r
= sd_bus_message_enter_container(reply
, 'a', "(usssoo)");
2299 return bus_log_parse_error(r
);
2301 while ((r
= sd_bus_message_read(reply
, "(usssoo)", &id
, &name
, &type
, &state
, NULL
, NULL
)) > 0) {
2302 struct job_info job
= { id
, name
, type
, state
};
2304 if (!output_show_job(&job
, strv_skip(argv
, 1))) {
2309 if (!GREEDY_REALLOC(jobs
, size
, c
+ 1))
2315 return bus_log_parse_error(r
);
2317 r
= sd_bus_message_exit_container(reply
);
2319 return bus_log_parse_error(r
);
2321 (void) pager_open(arg_no_pager
, false);
2323 output_jobs_list(bus
, jobs
, c
, skipped
);
2327 static int cancel_job(int argc
, char *argv
[], void *userdata
) {
2333 return trivial_method(argc
, argv
, userdata
);
2335 r
= acquire_bus(BUS_MANAGER
, &bus
);
2339 polkit_agent_open_maybe();
2341 STRV_FOREACH(name
, strv_skip(argv
, 1)) {
2342 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2346 q
= safe_atou32(*name
, &id
);
2348 return log_error_errno(q
, "Failed to parse job id \"%s\": %m", *name
);
2350 q
= sd_bus_call_method(
2352 "org.freedesktop.systemd1",
2353 "/org/freedesktop/systemd1",
2354 "org.freedesktop.systemd1.Manager",
2360 log_error_errno(q
, "Failed to cancel job %"PRIu32
": %s", id
, bus_error_message(&error
, q
));
2369 static int need_daemon_reload(sd_bus
*bus
, const char *unit
) {
2370 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2374 /* We ignore all errors here, since this is used to show a
2377 /* We don't use unit_dbus_path_from_name() directly since we
2378 * don't want to load the unit if it isn't loaded. */
2380 r
= sd_bus_call_method(
2382 "org.freedesktop.systemd1",
2383 "/org/freedesktop/systemd1",
2384 "org.freedesktop.systemd1.Manager",
2392 r
= sd_bus_message_read(reply
, "o", &path
);
2396 r
= sd_bus_get_property_trivial(
2398 "org.freedesktop.systemd1",
2400 "org.freedesktop.systemd1.Unit",
2410 static void warn_unit_file_changed(const char *name
) {
2413 log_warning("%sWarning:%s The unit file, source configuration file or drop-ins of %s changed on disk. Run 'systemctl%s daemon-reload' to reload units.",
2414 ansi_highlight_red(),
2417 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user");
2420 static int unit_file_find_path(LookupPaths
*lp
, const char *unit_name
, char **unit_path
) {
2426 STRV_FOREACH(p
, lp
->search_path
) {
2427 _cleanup_free_
char *path
= NULL
, *lpath
= NULL
;
2430 path
= path_join(NULL
, *p
, unit_name
);
2434 r
= chase_symlinks(path
, arg_root
, 0, &lpath
);
2440 return log_error_errno(r
, "Failed to access path \"%s\": %m", path
);
2443 *unit_path
= TAKE_PTR(lpath
);
2451 static int unit_find_template_path(
2452 const char *unit_name
,
2454 char **fragment_path
,
2457 _cleanup_free_
char *_template
= NULL
;
2460 /* Returns 1 if a fragment was found, 0 if not found, negative on error. */
2462 r
= unit_file_find_path(lp
, unit_name
, fragment_path
);
2464 return r
; /* error or found a real unit */
2466 r
= unit_name_template(unit_name
, &_template
);
2468 return 0; /* not a template, does not exist */
2470 return log_error_errno(r
, "Failed to determine template name: %m");
2472 r
= unit_file_find_path(lp
, _template
, fragment_path
);
2477 *template = TAKE_PTR(_template
);
2482 static int unit_find_paths(
2484 const char *unit_name
,
2486 char **fragment_path
,
2487 char ***dropin_paths
) {
2489 _cleanup_free_
char *path
= NULL
;
2490 _cleanup_strv_free_
char **dropins
= NULL
;
2494 * Finds where the unit is defined on disk. Returns 0 if the unit
2495 * is not found. Returns 1 if it is found, and sets
2496 * - the path to the unit in *path, if it exists on disk,
2497 * - and a strv of existing drop-ins in *dropins,
2498 * if the arg is not NULL and any dropins were found.
2502 assert(fragment_path
);
2505 if (!install_client_side() && !unit_name_is_valid(unit_name
, UNIT_NAME_TEMPLATE
)) {
2506 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2507 _cleanup_free_
char *unit
= NULL
;
2509 unit
= unit_dbus_path_from_name(unit_name
);
2513 r
= sd_bus_get_property_string(
2515 "org.freedesktop.systemd1",
2517 "org.freedesktop.systemd1.Unit",
2522 return log_error_errno(r
, "Failed to get FragmentPath: %s", bus_error_message(&error
, r
));
2525 r
= sd_bus_get_property_strv(
2527 "org.freedesktop.systemd1",
2529 "org.freedesktop.systemd1.Unit",
2534 return log_error_errno(r
, "Failed to get DropInPaths: %s", bus_error_message(&error
, r
));
2537 _cleanup_set_free_ Set
*names
= NULL
;
2538 _cleanup_free_
char *template = NULL
;
2540 names
= set_new(NULL
);
2544 r
= unit_find_template_path(unit_name
, lp
, &path
, &template);
2549 if (null_or_empty_path(path
))
2550 /* The template is masked. Let's cut the process short. */
2553 /* We found the unit file. If we followed symlinks, this name might be
2554 * different then the unit_name with started with. Look for dropins matching
2555 * that "final" name. */
2556 r
= set_put(names
, basename(path
));
2557 } else if (!template)
2558 /* No unit file, let's look for dropins matching the original name.
2559 * systemd has fairly complicated rules (based on unit type and provenience),
2560 * which units are allowed not to have the main unit file. We err on the
2561 * side of including too many files, and always try to load dropins. */
2562 r
= set_put(names
, unit_name
);
2564 /* The cases where we allow a unit to exist without the main file are
2565 * never valid for templates. Don't try to load dropins in this case. */
2569 return log_error_errno(r
, "Failed to add unit name: %m");
2572 r
= unit_file_find_dropin_conf_paths(arg_root
, lp
->search_path
,
2573 NULL
, names
, &dropins
);
2581 if (!isempty(path
)) {
2582 *fragment_path
= TAKE_PTR(path
);
2586 if (dropin_paths
&& !strv_isempty(dropins
)) {
2587 *dropin_paths
= TAKE_PTR(dropins
);
2591 if (r
== 0 && !arg_force
)
2592 log_error("No files found for %s.", unit_name
);
2597 static int get_state_one_unit(sd_bus
*bus
, const char *name
, UnitActiveState
*active_state
) {
2598 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2599 _cleanup_free_
char *buf
= NULL
, *path
= NULL
;
2600 UnitActiveState state
;
2604 assert(active_state
);
2606 path
= unit_dbus_path_from_name(name
);
2610 r
= sd_bus_get_property_string(
2612 "org.freedesktop.systemd1",
2614 "org.freedesktop.systemd1.Unit",
2619 return log_error_errno(r
, "Failed to retrieve unit state: %s", bus_error_message(&error
, r
));
2621 state
= unit_active_state_from_string(buf
);
2622 if (state
== _UNIT_ACTIVE_STATE_INVALID
) {
2623 log_error("Invalid unit state '%s' for: %s", buf
, name
);
2627 *active_state
= state
;
2631 static int unit_is_masked(sd_bus
*bus
, LookupPaths
*lp
, const char *name
) {
2632 _cleanup_free_
char *load_state
= NULL
;
2635 if (unit_name_is_valid(name
, UNIT_NAME_TEMPLATE
)) {
2636 _cleanup_free_
char *path
= NULL
;
2638 /* A template cannot be loaded, but it can be still masked, so
2639 * we need to use a different method. */
2641 r
= unit_file_find_path(lp
, name
, &path
);
2646 return null_or_empty_path(path
);
2649 r
= unit_load_state(bus
, name
, &load_state
);
2653 return streq(load_state
, "masked");
2656 static int check_triggering_units(sd_bus
*bus
, const char *name
) {
2657 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2658 _cleanup_free_
char *n
= NULL
, *path
= NULL
, *load_state
= NULL
;
2659 _cleanup_strv_free_
char **triggered_by
= NULL
;
2660 bool print_warning_label
= true;
2661 UnitActiveState active_state
;
2665 r
= unit_name_mangle(name
, 0, &n
);
2667 return log_error_errno(r
, "Failed to mangle unit name: %m");
2669 r
= unit_load_state(bus
, name
, &load_state
);
2673 if (streq(load_state
, "masked"))
2676 path
= unit_dbus_path_from_name(n
);
2680 r
= sd_bus_get_property_strv(
2682 "org.freedesktop.systemd1",
2684 "org.freedesktop.systemd1.Unit",
2689 return log_error_errno(r
, "Failed to get triggered by array of %s: %s", n
, bus_error_message(&error
, r
));
2691 STRV_FOREACH(i
, triggered_by
) {
2692 r
= get_state_one_unit(bus
, *i
, &active_state
);
2696 if (!IN_SET(active_state
, UNIT_ACTIVE
, UNIT_RELOADING
))
2699 if (print_warning_label
) {
2700 log_warning("Warning: Stopping %s, but it can still be activated by:", n
);
2701 print_warning_label
= false;
2704 log_warning(" %s", *i
);
2710 static const struct {
2713 } unit_actions
[] = {
2714 { "start", "StartUnit" },
2715 { "stop", "StopUnit" },
2716 { "condstop", "StopUnit" },
2717 { "reload", "ReloadUnit" },
2718 { "restart", "RestartUnit" },
2719 { "try-restart", "TryRestartUnit" },
2720 { "condrestart", "TryRestartUnit" },
2721 { "reload-or-restart", "ReloadOrRestartUnit" },
2722 { "try-reload-or-restart", "ReloadOrTryRestartUnit" },
2723 { "reload-or-try-restart", "ReloadOrTryRestartUnit" },
2724 { "condreload", "ReloadOrTryRestartUnit" },
2725 { "force-reload", "ReloadOrTryRestartUnit" }
2728 static const char *verb_to_method(const char *verb
) {
2731 for (i
= 0; i
< ELEMENTSOF(unit_actions
); i
++)
2732 if (streq_ptr(unit_actions
[i
].verb
, verb
))
2733 return unit_actions
[i
].method
;
2738 static const char *method_to_verb(const char *method
) {
2741 for (i
= 0; i
< ELEMENTSOF(unit_actions
); i
++)
2742 if (streq_ptr(unit_actions
[i
].method
, method
))
2743 return unit_actions
[i
].verb
;
2755 static void wait_context_free(WaitContext
*c
) {
2756 c
->match
= sd_bus_slot_unref(c
->match
);
2757 c
->event
= sd_event_unref(c
->event
);
2758 c
->unit_paths
= set_free_free(c
->unit_paths
);
2761 static int on_properties_changed(sd_bus_message
*m
, void *userdata
, sd_bus_error
*error
) {
2762 WaitContext
*c
= userdata
;
2766 path
= sd_bus_message_get_path(m
);
2767 if (!set_contains(c
->unit_paths
, path
))
2770 /* Check if ActiveState changed to inactive/failed */
2771 /* (s interface, a{sv} changed_properties, as invalidated_properties) */
2772 r
= sd_bus_message_skip(m
, "s");
2774 return bus_log_parse_error(r
);
2776 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "{sv}");
2778 return bus_log_parse_error(r
);
2780 while ((r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_DICT_ENTRY
, "sv")) > 0) {
2783 r
= sd_bus_message_read(m
, "s", &s
);
2785 return bus_log_parse_error(r
);
2787 if (streq(s
, "ActiveState")) {
2790 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_VARIANT
, "s");
2792 return bus_log_parse_error(r
);
2794 r
= sd_bus_message_read(m
, "s", &s
);
2796 return bus_log_parse_error(r
);
2798 is_failed
= streq(s
, "failed");
2799 if (streq(s
, "inactive") || is_failed
) {
2800 log_debug("%s became %s, dropping from --wait tracking", path
, s
);
2801 free(set_remove(c
->unit_paths
, path
));
2802 c
->any_failed
= c
->any_failed
|| is_failed
;
2804 log_debug("ActiveState on %s changed to %s", path
, s
);
2806 break; /* no need to dissect the rest of the message */
2808 /* other property */
2809 r
= sd_bus_message_skip(m
, "v");
2811 return bus_log_parse_error(r
);
2813 r
= sd_bus_message_exit_container(m
);
2815 return bus_log_parse_error(r
);
2818 return bus_log_parse_error(r
);
2820 if (set_isempty(c
->unit_paths
))
2821 sd_event_exit(c
->event
, EXIT_SUCCESS
);
2826 static int start_unit_one(
2831 sd_bus_error
*error
,
2833 WaitContext
*wait_context
) {
2835 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2845 _cleanup_free_
char *unit_path
= NULL
;
2847 log_debug("Watching for property changes of %s", name
);
2848 r
= sd_bus_call_method(
2850 "org.freedesktop.systemd1",
2851 "/org/freedesktop/systemd1",
2852 "org.freedesktop.systemd1.Manager",
2858 return log_error_errno(r
, "Failed to RefUnit %s: %s", name
, bus_error_message(error
, r
));
2860 unit_path
= unit_dbus_path_from_name(name
);
2864 r
= set_put_strdup(wait_context
->unit_paths
, unit_path
);
2866 return log_error_errno(r
, "Failed to add unit path %s to set: %m", unit_path
);
2868 r
= sd_bus_match_signal_async(bus
,
2869 &wait_context
->match
,
2872 "org.freedesktop.DBus.Properties",
2873 "PropertiesChanged",
2874 on_properties_changed
, NULL
, wait_context
);
2876 return log_error_errno(r
, "Failed to request match for PropertiesChanged signal: %m");
2879 log_debug("%s dbus call org.freedesktop.systemd1.Manager %s(%s, %s)",
2880 arg_dry_run
? "Would execute" : "Executing",
2881 method
, name
, mode
);
2885 r
= sd_bus_call_method(
2887 "org.freedesktop.systemd1",
2888 "/org/freedesktop/systemd1",
2889 "org.freedesktop.systemd1.Manager",
2897 /* There's always a fallback possible for legacy actions. */
2898 if (arg_action
!= ACTION_SYSTEMCTL
)
2901 verb
= method_to_verb(method
);
2903 log_error("Failed to %s %s: %s", verb
, name
, bus_error_message(error
, r
));
2905 if (!sd_bus_error_has_name(error
, BUS_ERROR_NO_SUCH_UNIT
) &&
2906 !sd_bus_error_has_name(error
, BUS_ERROR_UNIT_MASKED
) &&
2907 !sd_bus_error_has_name(error
, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE
))
2908 log_error("See %s logs and 'systemctl%s status%s %s' for details.",
2909 arg_scope
== UNIT_FILE_SYSTEM
? "system" : "user",
2910 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user",
2911 name
[0] == '-' ? " --" : "",
2917 r
= sd_bus_message_read(reply
, "o", &path
);
2919 return bus_log_parse_error(r
);
2921 if (need_daemon_reload(bus
, name
) > 0)
2922 warn_unit_file_changed(name
);
2925 log_debug("Adding %s to the set", path
);
2926 r
= bus_wait_for_jobs_add(w
, path
);
2934 static int expand_names(sd_bus
*bus
, char **names
, const char* suffix
, char ***ret
) {
2935 _cleanup_strv_free_
char **mangled
= NULL
, **globs
= NULL
;
2942 STRV_FOREACH(name
, names
) {
2944 UnitNameMangle options
= UNIT_NAME_MANGLE_GLOB
| (arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
);
2947 r
= unit_name_mangle_with_suffix(*name
, options
, suffix
, &t
);
2949 r
= unit_name_mangle(*name
, options
, &t
);
2951 return log_error_errno(r
, "Failed to mangle name: %m");
2953 if (string_is_glob(t
))
2954 r
= strv_consume(&globs
, t
);
2956 r
= strv_consume(&mangled
, t
);
2961 /* Query the manager only if any of the names are a glob, since
2962 * this is fairly expensive */
2963 if (!strv_isempty(globs
)) {
2964 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2965 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
2966 size_t allocated
, n
;
2968 r
= get_unit_list(bus
, NULL
, globs
, &unit_infos
, 0, &reply
);
2972 n
= strv_length(mangled
);
2975 for (i
= 0; i
< r
; i
++) {
2976 if (!GREEDY_REALLOC(mangled
, allocated
, n
+2))
2979 mangled
[n
] = strdup(unit_infos
[i
].id
);
2983 mangled
[++n
] = NULL
;
2987 *ret
= TAKE_PTR(mangled
);
2992 static const struct {
2996 } action_table
[_ACTION_MAX
] = {
2997 [ACTION_HALT
] = { SPECIAL_HALT_TARGET
, "halt", "replace-irreversibly" },
2998 [ACTION_POWEROFF
] = { SPECIAL_POWEROFF_TARGET
, "poweroff", "replace-irreversibly" },
2999 [ACTION_REBOOT
] = { SPECIAL_REBOOT_TARGET
, "reboot", "replace-irreversibly" },
3000 [ACTION_KEXEC
] = { SPECIAL_KEXEC_TARGET
, "kexec", "replace-irreversibly" },
3001 [ACTION_RUNLEVEL2
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
3002 [ACTION_RUNLEVEL3
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
3003 [ACTION_RUNLEVEL4
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
3004 [ACTION_RUNLEVEL5
] = { SPECIAL_GRAPHICAL_TARGET
, NULL
, "isolate" },
3005 [ACTION_RESCUE
] = { SPECIAL_RESCUE_TARGET
, "rescue", "isolate" },
3006 [ACTION_EMERGENCY
] = { SPECIAL_EMERGENCY_TARGET
, "emergency", "isolate" },
3007 [ACTION_DEFAULT
] = { SPECIAL_DEFAULT_TARGET
, "default", "isolate" },
3008 [ACTION_EXIT
] = { SPECIAL_EXIT_TARGET
, "exit", "replace-irreversibly" },
3009 [ACTION_SUSPEND
] = { SPECIAL_SUSPEND_TARGET
, "suspend", "replace-irreversibly" },
3010 [ACTION_HIBERNATE
] = { SPECIAL_HIBERNATE_TARGET
, "hibernate", "replace-irreversibly" },
3011 [ACTION_HYBRID_SLEEP
] = { SPECIAL_HYBRID_SLEEP_TARGET
, "hybrid-sleep", "replace-irreversibly" },
3012 [ACTION_SUSPEND_THEN_HIBERNATE
] = { SPECIAL_SUSPEND_THEN_HIBERNATE_TARGET
, "suspend-then-hibernate", "replace-irreversibly" },
3015 static enum action
verb_to_action(const char *verb
) {
3018 for (i
= 0; i
< _ACTION_MAX
; i
++)
3019 if (streq_ptr(action_table
[i
].verb
, verb
))
3022 return _ACTION_INVALID
;
3025 static int start_unit(int argc
, char *argv
[], void *userdata
) {
3026 _cleanup_(bus_wait_for_jobs_freep
) BusWaitForJobs
*w
= NULL
;
3027 const char *method
, *mode
, *one_name
, *suffix
= NULL
;
3028 _cleanup_strv_free_
char **names
= NULL
;
3030 _cleanup_(wait_context_free
) WaitContext wait_context
= {};
3034 if (arg_wait
&& !STR_IN_SET(argv
[0], "start", "restart")) {
3035 log_error("--wait may only be used with the 'start' or 'restart' commands.");
3039 /* we cannot do sender tracking on the private bus, so we need the full
3040 * one for RefUnit to implement --wait */
3041 r
= acquire_bus(arg_wait
? BUS_FULL
: BUS_MANAGER
, &bus
);
3045 ask_password_agent_open_if_enabled();
3046 polkit_agent_open_maybe();
3048 if (arg_action
== ACTION_SYSTEMCTL
) {
3051 action
= verb_to_action(argv
[0]);
3053 if (action
!= _ACTION_INVALID
) {
3054 method
= "StartUnit";
3055 mode
= action_table
[action
].mode
;
3056 one_name
= action_table
[action
].target
;
3058 if (streq(argv
[0], "isolate")) {
3059 method
= "StartUnit";
3064 method
= verb_to_method(argv
[0]);
3065 mode
= arg_job_mode
;
3070 assert(arg_action
>= 0 && arg_action
< _ACTION_MAX
);
3071 assert(action_table
[arg_action
].target
);
3072 assert(action_table
[arg_action
].mode
);
3074 method
= "StartUnit";
3075 mode
= action_table
[arg_action
].mode
;
3076 one_name
= action_table
[arg_action
].target
;
3080 names
= strv_new(one_name
, NULL
);
3082 r
= expand_names(bus
, strv_skip(argv
, 1), suffix
, &names
);
3084 return log_error_errno(r
, "Failed to expand names: %m");
3087 if (!arg_no_block
) {
3088 r
= bus_wait_for_jobs_new(bus
, &w
);
3090 return log_error_errno(r
, "Could not watch jobs: %m");
3094 wait_context
.unit_paths
= set_new(&string_hash_ops
);
3095 if (!wait_context
.unit_paths
)
3098 r
= sd_bus_call_method_async(
3101 "org.freedesktop.systemd1",
3102 "/org/freedesktop/systemd1",
3103 "org.freedesktop.systemd1.Manager",
3108 return log_error_errno(r
, "Failed to enable subscription: %m");
3109 r
= sd_event_default(&wait_context
.event
);
3111 return log_error_errno(r
, "Failed to allocate event loop: %m");
3112 r
= sd_bus_attach_event(bus
, wait_context
.event
, 0);
3114 return log_error_errno(r
, "Failed to attach bus to event loop: %m");
3117 STRV_FOREACH(name
, names
) {
3118 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3121 q
= start_unit_one(bus
, method
, *name
, mode
, &error
, w
, arg_wait
? &wait_context
: NULL
);
3122 if (r
>= 0 && q
< 0)
3123 r
= translate_bus_error_to_exit_status(q
, &error
);
3126 if (!arg_no_block
) {
3127 int q
, arg_count
= 0;
3128 const char* extra_args
[4] = {};
3130 if (arg_scope
!= UNIT_FILE_SYSTEM
)
3131 extra_args
[arg_count
++] = "--user";
3133 assert(IN_SET(arg_transport
, BUS_TRANSPORT_LOCAL
, BUS_TRANSPORT_REMOTE
, BUS_TRANSPORT_MACHINE
));
3134 if (arg_transport
== BUS_TRANSPORT_REMOTE
) {
3135 extra_args
[arg_count
++] = "-H";
3136 extra_args
[arg_count
++] = arg_host
;
3137 } else if (arg_transport
== BUS_TRANSPORT_MACHINE
) {
3138 extra_args
[arg_count
++] = "-M";
3139 extra_args
[arg_count
++] = arg_host
;
3142 q
= bus_wait_for_jobs(w
, arg_quiet
, extra_args
);
3146 /* When stopping units, warn if they can still be triggered by
3147 * another active unit (socket, path, timer) */
3148 if (!arg_quiet
&& streq(method
, "StopUnit"))
3149 STRV_FOREACH(name
, names
)
3150 (void) check_triggering_units(bus
, *name
);
3153 if (r
>= 0 && arg_wait
&& !set_isempty(wait_context
.unit_paths
)) {
3155 q
= sd_event_loop(wait_context
.event
);
3157 return log_error_errno(q
, "Failed to run event loop: %m");
3158 if (wait_context
.any_failed
)
3166 static int logind_set_wall_message(void) {
3167 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3169 _cleanup_free_
char *m
= NULL
;
3172 r
= acquire_bus(BUS_FULL
, &bus
);
3176 m
= strv_join(arg_wall
, " ");
3180 log_debug("%s wall message \"%s\".", arg_dry_run
? "Would set" : "Setting", m
);
3184 r
= sd_bus_call_method(
3186 "org.freedesktop.login1",
3187 "/org/freedesktop/login1",
3188 "org.freedesktop.login1.Manager",
3197 return log_warning_errno(r
, "Failed to set wall message, ignoring: %s", bus_error_message(&error
, r
));
3202 /* Ask systemd-logind, which might grant access to unprivileged users
3204 static int logind_reboot(enum action a
) {
3206 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3207 const char *method
, *description
;
3211 r
= acquire_bus(BUS_FULL
, &bus
);
3217 case ACTION_POWEROFF
:
3218 method
= "PowerOff";
3219 description
= "power off system";
3224 description
= "reboot system";
3229 description
= "halt system";
3232 case ACTION_SUSPEND
:
3234 description
= "suspend system";
3237 case ACTION_HIBERNATE
:
3238 method
= "Hibernate";
3239 description
= "hibernate system";
3242 case ACTION_HYBRID_SLEEP
:
3243 method
= "HybridSleep";
3244 description
= "put system into hybrid sleep";
3247 case ACTION_SUSPEND_THEN_HIBERNATE
:
3248 method
= "SuspendThenHibernate";
3249 description
= "put system into suspend followed by hibernate";
3256 polkit_agent_open_maybe();
3257 (void) logind_set_wall_message();
3259 log_debug("%s org.freedesktop.login1.Manager %s dbus call.", arg_dry_run
? "Would execute" : "Executing", method
);
3263 r
= sd_bus_call_method(
3265 "org.freedesktop.login1",
3266 "/org/freedesktop/login1",
3267 "org.freedesktop.login1.Manager",
3271 "b", arg_ask_password
);
3273 return log_error_errno(r
, "Failed to %s via logind: %s", description
, bus_error_message(&error
, r
));
3281 static int logind_check_inhibitors(enum action a
) {
3283 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
3284 _cleanup_strv_free_
char **sessions
= NULL
;
3285 const char *what
, *who
, *why
, *mode
;
3292 if (arg_ignore_inhibitors
|| arg_force
> 0)
3304 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
3307 r
= acquire_bus(BUS_FULL
, &bus
);
3311 r
= sd_bus_call_method(
3313 "org.freedesktop.login1",
3314 "/org/freedesktop/login1",
3315 "org.freedesktop.login1.Manager",
3321 /* If logind is not around, then there are no inhibitors... */
3324 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ssssuu)");
3326 return bus_log_parse_error(r
);
3328 while ((r
= sd_bus_message_read(reply
, "(ssssuu)", &what
, &who
, &why
, &mode
, &uid
, &pid
)) > 0) {
3329 _cleanup_free_
char *comm
= NULL
, *user
= NULL
;
3330 _cleanup_strv_free_
char **sv
= NULL
;
3332 if (!streq(mode
, "block"))
3335 sv
= strv_split(what
, ":");
3339 if (!pid_is_valid((pid_t
) pid
)) {
3340 log_error("Invalid PID "PID_FMT
".", (pid_t
) pid
);
3344 if (!strv_contains(sv
,
3349 ACTION_KEXEC
) ? "shutdown" : "sleep"))
3352 get_process_comm(pid
, &comm
);
3353 user
= uid_to_name(uid
);
3355 log_warning("Operation inhibited by \"%s\" (PID "PID_FMT
" \"%s\", user %s), reason is \"%s\".",
3356 who
, (pid_t
) pid
, strna(comm
), strna(user
), why
);
3361 return bus_log_parse_error(r
);
3363 r
= sd_bus_message_exit_container(reply
);
3365 return bus_log_parse_error(r
);
3367 /* Check for current sessions */
3368 sd_get_sessions(&sessions
);
3369 STRV_FOREACH(s
, sessions
) {
3370 _cleanup_free_
char *type
= NULL
, *tty
= NULL
, *seat
= NULL
, *user
= NULL
, *service
= NULL
, *class = NULL
;
3372 if (sd_session_get_uid(*s
, &uid
) < 0 || uid
== getuid())
3375 if (sd_session_get_class(*s
, &class) < 0 || !streq(class, "user"))
3378 if (sd_session_get_type(*s
, &type
) < 0 || !STR_IN_SET(type
, "x11", "wayland", "tty", "mir"))
3381 sd_session_get_tty(*s
, &tty
);
3382 sd_session_get_seat(*s
, &seat
);
3383 sd_session_get_service(*s
, &service
);
3384 user
= uid_to_name(uid
);
3386 log_warning("User %s is logged in on %s.", strna(user
), isempty(tty
) ? (isempty(seat
) ? strna(service
) : seat
) : tty
);
3393 log_error("Please retry operation after closing inhibitors and logging out other users.\nAlternatively, ignore inhibitors and users with 'systemctl %s -i'.",
3394 action_table
[a
].verb
);
3402 static int logind_prepare_firmware_setup(void) {
3404 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3408 r
= acquire_bus(BUS_FULL
, &bus
);
3412 r
= sd_bus_call_method(
3414 "org.freedesktop.login1",
3415 "/org/freedesktop/login1",
3416 "org.freedesktop.login1.Manager",
3417 "SetRebootToFirmwareSetup",
3422 return log_error_errno(r
, "Cannot indicate to EFI to boot into setup mode: %s", bus_error_message(&error
, r
));
3426 log_error("Cannot remotely indicate to EFI to boot into setup mode.");
3431 static int prepare_firmware_setup(void) {
3434 if (!arg_firmware_setup
)
3437 if (arg_transport
== BUS_TRANSPORT_LOCAL
) {
3439 r
= efi_set_reboot_to_firmware(true);
3441 log_debug_errno(r
, "Cannot indicate to EFI to boot into setup mode, will retry via logind: %m");
3446 return logind_prepare_firmware_setup();
3449 static int load_kexec_kernel(void) {
3450 _cleanup_(boot_config_free
) BootConfig config
= {};
3451 _cleanup_free_
char *where
= NULL
, *kernel
= NULL
, *initrd
= NULL
, *options
= NULL
;
3456 if (kexec_loaded()) {
3457 log_debug("Kexec kernel already loaded.");
3461 if (access(KEXEC
, X_OK
) < 0)
3462 return log_error_errno(errno
, KEXEC
" is not available: %m");
3464 r
= find_esp_and_warn(arg_esp_path
, false, &where
, NULL
, NULL
, NULL
, NULL
);
3465 if (r
== -ENOKEY
) /* find_esp_and_warn() doesn't warn about this case */
3466 return log_error_errno(r
, "Cannot find the ESP partition mount point.");
3467 if (r
< 0) /* But it logs about all these cases, hence don't log here again */
3470 r
= boot_entries_load_config(where
, &config
);
3472 return log_error_errno(r
, "Failed to load bootspec config from \"%s/loader\": %m", where
);
3474 if (config
.default_entry
< 0) {
3475 log_error("No entry suitable as default, refusing to guess.");
3478 e
= &config
.entries
[config
.default_entry
];
3480 if (strv_length(e
->initrd
) > 1) {
3481 log_error("Boot entry specifies multiple initrds, which is not supported currently.");
3485 kernel
= path_join(NULL
, where
, e
->kernel
);
3486 if (!strv_isempty(e
->initrd
))
3487 initrd
= path_join(NULL
, where
, *e
->initrd
);
3488 options
= strv_join(e
->options
, " ");
3492 log_full(arg_quiet
? LOG_DEBUG
: LOG_INFO
,
3493 "%s "KEXEC
" --load \"%s\" --append \"%s\"%s%s%s",
3494 arg_dry_run
? "Would run" : "Running",
3497 initrd
? " --initrd \"" : NULL
, strempty(initrd
), initrd
? "\"" : "");
3501 r
= safe_fork("(kexec)", FORK_RESET_SIGNALS
|FORK_DEATHSIG
|FORK_LOG
, &pid
);
3505 const char* const args
[] = {
3508 "--append", options
,
3509 initrd
? "--initrd" : NULL
, initrd
,
3513 execv(args
[0], (char * const *) args
);
3514 _exit(EXIT_FAILURE
);
3517 r
= wait_for_terminate_and_check("kexec", pid
, WAIT_LOG
);
3521 /* Command failed */
3526 static int set_exit_code(uint8_t code
) {
3527 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3531 r
= acquire_bus(BUS_MANAGER
, &bus
);
3535 r
= sd_bus_call_method(
3537 "org.freedesktop.systemd1",
3538 "/org/freedesktop/systemd1",
3539 "org.freedesktop.systemd1.Manager",
3545 return log_error_errno(r
, "Failed to set exit code: %s", bus_error_message(&error
, r
));
3550 static int start_special(int argc
, char *argv
[], void *userdata
) {
3553 bool termination_action
; /* an action that terminates the manager,
3554 * can be performed also by signal. */
3558 a
= verb_to_action(argv
[0]);
3560 r
= logind_check_inhibitors(a
);
3564 if (arg_force
>= 2) {
3570 r
= prepare_firmware_setup();
3574 if (a
== ACTION_REBOOT
&& argc
> 1) {
3575 r
= update_reboot_parameter_and_warn(argv
[1]);
3579 } else if (a
== ACTION_KEXEC
) {
3580 r
= load_kexec_kernel();
3581 if (r
< 0 && arg_force
>= 1)
3582 log_notice("Failed to load kexec kernel, continuing without.");
3586 } else if (a
== ACTION_EXIT
&& argc
> 1) {
3589 /* If the exit code is not given on the command line,
3590 * don't reset it to zero: just keep it as it might
3591 * have been set previously. */
3593 r
= safe_atou8(argv
[1], &code
);
3595 return log_error_errno(r
, "Invalid exit code.");
3597 r
= set_exit_code(code
);
3602 termination_action
= IN_SET(a
,
3606 if (termination_action
&& arg_force
>= 2)
3609 if (arg_force
>= 1 &&
3610 (termination_action
|| IN_SET(a
, ACTION_KEXEC
, ACTION_EXIT
)))
3611 r
= trivial_method(argc
, argv
, userdata
);
3613 /* First try logind, to allow authentication with polkit */
3620 ACTION_HYBRID_SLEEP
,
3621 ACTION_SUSPEND_THEN_HIBERNATE
)) {
3623 r
= logind_reboot(a
);
3626 if (IN_SET(r
, -EOPNOTSUPP
, -EINPROGRESS
))
3627 /* requested operation is not supported or already in progress */
3630 /* On all other errors, try low-level operation. In order to minimize the difference between
3631 * operation with and without logind, we explicitly enable non-blocking mode for this, as
3632 * logind's shutdown operations are always non-blocking. */
3634 arg_no_block
= true;
3636 } else if (IN_SET(a
, ACTION_EXIT
, ACTION_KEXEC
))
3637 /* Since exit/kexec are so close in behaviour to power-off/reboot, let's also make them
3638 * asynchronous, in order to not confuse the user needlessly with unexpected behaviour. */
3639 arg_no_block
= true;
3641 r
= start_unit(argc
, argv
, userdata
);
3644 if (termination_action
&& arg_force
< 2 &&
3645 IN_SET(r
, -ENOENT
, -ETIMEDOUT
))
3646 log_notice("It is possible to perform action directly, see discussion of --force --force in man:systemctl(1).");
3651 static int start_system_special(int argc
, char *argv
[], void *userdata
) {
3652 /* Like start_special above, but raises an error when running in user mode */
3654 if (arg_scope
!= UNIT_FILE_SYSTEM
) {
3655 log_error("Bad action for %s mode.",
3656 arg_scope
== UNIT_FILE_GLOBAL
? "--global" : "--user");
3660 return start_special(argc
, argv
, userdata
);
3663 static int check_unit_generic(int code
, const UnitActiveState good_states
[], int nb_states
, char **args
) {
3664 _cleanup_strv_free_
char **names
= NULL
;
3665 UnitActiveState active_state
;
3671 r
= acquire_bus(BUS_MANAGER
, &bus
);
3675 r
= expand_names(bus
, args
, NULL
, &names
);
3677 return log_error_errno(r
, "Failed to expand names: %m");
3679 STRV_FOREACH(name
, names
) {
3680 r
= get_state_one_unit(bus
, *name
, &active_state
);
3685 puts(unit_active_state_to_string(active_state
));
3687 for (i
= 0; i
< nb_states
; ++i
)
3688 if (good_states
[i
] == active_state
)
3692 /* use the given return code for the case that we won't find
3693 * any unit which matches the list */
3694 return found
? 0 : code
;
3697 static int check_unit_active(int argc
, char *argv
[], void *userdata
) {
3698 static const UnitActiveState states
[] = {
3703 /* According to LSB: 3, "program is not running" */
3704 return check_unit_generic(EXIT_PROGRAM_NOT_RUNNING
, states
, ELEMENTSOF(states
), strv_skip(argv
, 1));
3707 static int check_unit_failed(int argc
, char *argv
[], void *userdata
) {
3708 static const UnitActiveState states
[] = {
3712 return check_unit_generic(EXIT_PROGRAM_DEAD_AND_PID_EXISTS
, states
, ELEMENTSOF(states
), strv_skip(argv
, 1));
3715 static int kill_unit(int argc
, char *argv
[], void *userdata
) {
3716 _cleanup_strv_free_
char **names
= NULL
;
3717 char *kill_who
= NULL
, **name
;
3721 r
= acquire_bus(BUS_MANAGER
, &bus
);
3725 polkit_agent_open_maybe();
3728 arg_kill_who
= "all";
3730 /* --fail was specified */
3731 if (streq(arg_job_mode
, "fail"))
3732 kill_who
= strjoina(arg_kill_who
, "-fail");
3734 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
3736 return log_error_errno(r
, "Failed to expand names: %m");
3738 STRV_FOREACH(name
, names
) {
3739 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3741 q
= sd_bus_call_method(
3743 "org.freedesktop.systemd1",
3744 "/org/freedesktop/systemd1",
3745 "org.freedesktop.systemd1.Manager",
3749 "ssi", *name
, kill_who
? kill_who
: arg_kill_who
, arg_signal
);
3751 log_error_errno(q
, "Failed to kill unit %s: %s", *name
, bus_error_message(&error
, q
));
3760 typedef struct ExecStatusInfo
{
3768 usec_t start_timestamp
;
3769 usec_t exit_timestamp
;
3774 LIST_FIELDS(struct ExecStatusInfo
, exec
);
3777 static void exec_status_info_free(ExecStatusInfo
*i
) {
3786 static int exec_status_info_deserialize(sd_bus_message
*m
, ExecStatusInfo
*i
) {
3787 uint64_t start_timestamp
, exit_timestamp
, start_timestamp_monotonic
, exit_timestamp_monotonic
;
3790 int32_t code
, status
;
3796 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_STRUCT
, "sasbttttuii");
3798 return bus_log_parse_error(r
);
3802 r
= sd_bus_message_read(m
, "s", &path
);
3804 return bus_log_parse_error(r
);
3806 i
->path
= strdup(path
);
3810 r
= sd_bus_message_read_strv(m
, &i
->argv
);
3812 return bus_log_parse_error(r
);
3814 r
= sd_bus_message_read(m
,
3817 &start_timestamp
, &start_timestamp_monotonic
,
3818 &exit_timestamp
, &exit_timestamp_monotonic
,
3822 return bus_log_parse_error(r
);
3825 i
->start_timestamp
= (usec_t
) start_timestamp
;
3826 i
->exit_timestamp
= (usec_t
) exit_timestamp
;
3827 i
->pid
= (pid_t
) pid
;
3831 r
= sd_bus_message_exit_container(m
);
3833 return bus_log_parse_error(r
);
3838 typedef struct UnitCondition
{
3845 LIST_FIELDS(struct UnitCondition
, conditions
);
3848 static void unit_condition_free(UnitCondition
*c
) {
3857 DEFINE_TRIVIAL_CLEANUP_FUNC(UnitCondition
*, unit_condition_free
);
3859 typedef struct UnitStatusInfo
{
3861 const char *load_state
;
3862 const char *active_state
;
3863 const char *sub_state
;
3864 const char *unit_file_state
;
3865 const char *unit_file_preset
;
3867 const char *description
;
3868 const char *following
;
3870 char **documentation
;
3872 const char *fragment_path
;
3873 const char *source_path
;
3874 const char *control_group
;
3876 char **dropin_paths
;
3878 const char *load_error
;
3881 usec_t inactive_exit_timestamp
;
3882 usec_t inactive_exit_timestamp_monotonic
;
3883 usec_t active_enter_timestamp
;
3884 usec_t active_exit_timestamp
;
3885 usec_t inactive_enter_timestamp
;
3887 bool need_daemon_reload
;
3893 const char *status_text
;
3894 const char *pid_file
;
3898 usec_t start_timestamp
;
3899 usec_t exit_timestamp
;
3901 int exit_code
, exit_status
;
3903 usec_t condition_timestamp
;
3904 bool condition_result
;
3905 LIST_HEAD(UnitCondition
, conditions
);
3907 usec_t assert_timestamp
;
3909 bool failed_assert_trigger
;
3910 bool failed_assert_negate
;
3911 const char *failed_assert
;
3912 const char *failed_assert_parameter
;
3913 usec_t next_elapse_real
;
3914 usec_t next_elapse_monotonic
;
3917 unsigned n_accepted
;
3918 unsigned n_connections
;
3922 /* Pairs of type, path */
3926 const char *sysfs_path
;
3928 /* Mount, Automount */
3935 uint64_t memory_current
;
3936 uint64_t memory_min
;
3937 uint64_t memory_low
;
3938 uint64_t memory_high
;
3939 uint64_t memory_max
;
3940 uint64_t memory_swap_max
;
3941 uint64_t memory_limit
;
3942 uint64_t cpu_usage_nsec
;
3943 uint64_t tasks_current
;
3946 uint64_t ip_ingress_bytes
;
3947 uint64_t ip_egress_bytes
;
3949 LIST_HEAD(ExecStatusInfo
, exec
);
3952 static void unit_status_info_free(UnitStatusInfo
*info
) {
3956 strv_free(info
->documentation
);
3957 strv_free(info
->dropin_paths
);
3958 strv_free(info
->listen
);
3960 while ((c
= info
->conditions
)) {
3961 LIST_REMOVE(conditions
, info
->conditions
, c
);
3962 unit_condition_free(c
);
3965 while ((p
= info
->exec
)) {
3966 LIST_REMOVE(exec
, info
->exec
, p
);
3967 exec_status_info_free(p
);
3971 static void print_status_info(
3976 char since1
[FORMAT_TIMESTAMP_RELATIVE_MAX
], since2
[FORMAT_TIMESTAMP_MAX
];
3977 const char *s1
, *s2
, *active_on
, *active_off
, *on
, *off
, *ss
;
3978 _cleanup_free_
char *formatted_path
= NULL
;
3987 /* This shows pretty information about a unit. See
3988 * print_property() for a low-level property printer */
3990 if (streq_ptr(i
->active_state
, "failed")) {
3991 active_on
= ansi_highlight_red();
3992 active_off
= ansi_normal();
3993 } else if (STRPTR_IN_SET(i
->active_state
, "active", "reloading")) {
3994 active_on
= ansi_highlight_green();
3995 active_off
= ansi_normal();
3997 active_on
= active_off
= "";
3999 printf("%s%s%s %s", active_on
, special_glyph(BLACK_CIRCLE
), active_off
, strna(i
->id
));
4001 if (i
->description
&& !streq_ptr(i
->id
, i
->description
))
4002 printf(" - %s", i
->description
);
4007 printf(" Follow: unit currently follows state of %s\n", i
->following
);
4009 if (STRPTR_IN_SET(i
->load_state
, "error", "not-found", "bad-setting")) {
4010 on
= ansi_highlight_red();
4011 off
= ansi_normal();
4015 path
= i
->source_path
?: i
->fragment_path
;
4016 if (path
&& terminal_urlify_path(path
, NULL
, &formatted_path
) >= 0)
4017 path
= formatted_path
;
4019 if (!isempty(i
->load_error
))
4020 printf(" Loaded: %s%s%s (Reason: %s)\n",
4021 on
, strna(i
->load_state
), off
, i
->load_error
);
4022 else if (path
&& !isempty(i
->unit_file_state
) && !isempty(i
->unit_file_preset
) &&
4023 !STR_IN_SET(i
->unit_file_state
, "generated", "transient"))
4024 printf(" Loaded: %s%s%s (%s; %s; vendor preset: %s)\n",
4025 on
, strna(i
->load_state
), off
, path
, i
->unit_file_state
, i
->unit_file_preset
);
4026 else if (path
&& !isempty(i
->unit_file_state
))
4027 printf(" Loaded: %s%s%s (%s; %s)\n",
4028 on
, strna(i
->load_state
), off
, path
, i
->unit_file_state
);
4030 printf(" Loaded: %s%s%s (%s)\n",
4031 on
, strna(i
->load_state
), off
, path
);
4033 printf(" Loaded: %s%s%s\n",
4034 on
, strna(i
->load_state
), off
);
4037 printf("Transient: yes\n");
4039 if (!strv_isempty(i
->dropin_paths
)) {
4040 _cleanup_free_
char *dir
= NULL
;
4044 STRV_FOREACH(dropin
, i
->dropin_paths
) {
4045 _cleanup_free_
char *dropin_formatted
= NULL
;
4054 dir
= dirname_malloc(*dropin
);
4062 special_glyph(TREE_RIGHT
));
4065 last
= ! (*(dropin
+ 1) && startswith(*(dropin
+ 1), dir
));
4067 if (terminal_urlify_path(*dropin
, basename(*dropin
), &dropin_formatted
) >= 0)
4068 df
= dropin_formatted
;
4072 printf("%s%s", df
, last
? "\n" : ", ");
4076 ss
= streq_ptr(i
->active_state
, i
->sub_state
) ? NULL
: i
->sub_state
;
4078 printf(" Active: %s%s (%s)%s",
4079 active_on
, strna(i
->active_state
), ss
, active_off
);
4081 printf(" Active: %s%s%s",
4082 active_on
, strna(i
->active_state
), active_off
);
4084 if (!isempty(i
->result
) && !streq(i
->result
, "success"))
4085 printf(" (Result: %s)", i
->result
);
4087 timestamp
= STRPTR_IN_SET(i
->active_state
, "active", "reloading") ? i
->active_enter_timestamp
:
4088 STRPTR_IN_SET(i
->active_state
, "inactive", "failed") ? i
->inactive_enter_timestamp
:
4089 STRPTR_IN_SET(i
->active_state
, "activating") ? i
->inactive_exit_timestamp
:
4090 i
->active_exit_timestamp
;
4092 s1
= format_timestamp_relative(since1
, sizeof(since1
), timestamp
);
4093 s2
= format_timestamp(since2
, sizeof(since2
), timestamp
);
4096 printf(" since %s; %s\n", s2
, s1
);
4098 printf(" since %s\n", s2
);
4102 if (endswith(i
->id
, ".timer")) {
4103 char tstamp1
[FORMAT_TIMESTAMP_RELATIVE_MAX
],
4104 tstamp2
[FORMAT_TIMESTAMP_MAX
];
4105 const char *next_rel_time
, *next_time
;
4106 dual_timestamp nw
, next
= {i
->next_elapse_real
,
4107 i
->next_elapse_monotonic
};
4110 printf(" Trigger: ");
4112 dual_timestamp_get(&nw
);
4113 next_elapse
= calc_next_elapse(&nw
, &next
);
4114 next_rel_time
= format_timestamp_relative(tstamp1
, sizeof tstamp1
, next_elapse
);
4115 next_time
= format_timestamp(tstamp2
, sizeof tstamp2
, next_elapse
);
4117 if (next_time
&& next_rel_time
)
4118 printf("%s; %s\n", next_time
, next_rel_time
);
4123 if (!i
->condition_result
&& i
->condition_timestamp
> 0) {
4127 s1
= format_timestamp_relative(since1
, sizeof(since1
), i
->condition_timestamp
);
4128 s2
= format_timestamp(since2
, sizeof(since2
), i
->condition_timestamp
);
4130 printf("Condition: start %scondition failed%s at %s%s%s\n",
4131 ansi_highlight_yellow(), ansi_normal(),
4132 s2
, s1
? "; " : "", strempty(s1
));
4134 LIST_FOREACH(conditions
, c
, i
->conditions
)
4135 if (c
->tristate
< 0)
4138 LIST_FOREACH(conditions
, c
, i
->conditions
)
4139 if (c
->tristate
< 0)
4140 printf(" %s %s=%s%s%s was not met\n",
4141 --n
? special_glyph(TREE_BRANCH
) : special_glyph(TREE_RIGHT
),
4143 c
->trigger
? "|" : "",
4144 c
->negate
? "!" : "",
4148 if (!i
->assert_result
&& i
->assert_timestamp
> 0) {
4149 s1
= format_timestamp_relative(since1
, sizeof(since1
), i
->assert_timestamp
);
4150 s2
= format_timestamp(since2
, sizeof(since2
), i
->assert_timestamp
);
4152 printf(" Assert: start %sassertion failed%s at %s%s%s\n",
4153 ansi_highlight_red(), ansi_normal(),
4154 s2
, s1
? "; " : "", strempty(s1
));
4155 if (i
->failed_assert_trigger
)
4156 printf(" none of the trigger assertions were met\n");
4157 else if (i
->failed_assert
)
4158 printf(" %s=%s%s was not met\n",
4160 i
->failed_assert_negate
? "!" : "",
4161 i
->failed_assert_parameter
);
4165 printf(" Device: %s\n", i
->sysfs_path
);
4167 printf(" Where: %s\n", i
->where
);
4169 printf(" What: %s\n", i
->what
);
4171 STRV_FOREACH(t
, i
->documentation
) {
4172 _cleanup_free_
char *formatted
= NULL
;
4175 if (terminal_urlify(*t
, NULL
, &formatted
) >= 0)
4180 printf(" %*s %s\n", 9, t
== i
->documentation
? "Docs:" : "", q
);
4183 STRV_FOREACH_PAIR(t
, t2
, i
->listen
)
4184 printf(" %*s %s (%s)\n", 9, t
== i
->listen
? "Listen:" : "", *t2
, *t
);
4187 printf(" Accepted: %u; Connected: %u;", i
->n_accepted
, i
->n_connections
);
4189 printf(" Refused: %u", i
->n_refused
);
4193 LIST_FOREACH(exec
, p
, i
->exec
) {
4194 _cleanup_free_
char *argv
= NULL
;
4197 /* Only show exited processes here */
4201 argv
= strv_join(p
->argv
, " ");
4202 printf(" Process: "PID_FMT
" %s=%s ", p
->pid
, p
->name
, strna(argv
));
4204 good
= is_clean_exit(p
->code
, p
->status
, EXIT_CLEAN_DAEMON
, NULL
);
4206 on
= ansi_highlight_red();
4207 off
= ansi_normal();
4211 printf("%s(code=%s, ", on
, sigchld_code_to_string(p
->code
));
4213 if (p
->code
== CLD_EXITED
) {
4216 printf("status=%i", p
->status
);
4218 c
= exit_status_to_string(p
->status
, EXIT_STATUS_SYSTEMD
);
4223 printf("signal=%s", signal_to_string(p
->status
));
4225 printf(")%s\n", off
);
4227 if (i
->main_pid
== p
->pid
&&
4228 i
->start_timestamp
== p
->start_timestamp
&&
4229 i
->exit_timestamp
== p
->start_timestamp
)
4230 /* Let's not show this twice */
4233 if (p
->pid
== i
->control_pid
)
4237 if (i
->main_pid
> 0 || i
->control_pid
> 0) {
4238 if (i
->main_pid
> 0) {
4239 printf(" Main PID: "PID_FMT
, i
->main_pid
);
4243 if (arg_transport
== BUS_TRANSPORT_LOCAL
) {
4244 _cleanup_free_
char *comm
= NULL
;
4246 (void) get_process_comm(i
->main_pid
, &comm
);
4248 printf(" (%s)", comm
);
4251 } else if (i
->exit_code
> 0) {
4252 printf(" (code=%s, ", sigchld_code_to_string(i
->exit_code
));
4254 if (i
->exit_code
== CLD_EXITED
) {
4257 printf("status=%i", i
->exit_status
);
4259 c
= exit_status_to_string(i
->exit_status
, EXIT_STATUS_SYSTEMD
);
4264 printf("signal=%s", signal_to_string(i
->exit_status
));
4269 if (i
->control_pid
> 0) {
4270 _cleanup_free_
char *c
= NULL
;
4272 if (i
->main_pid
> 0)
4273 fputs("; Control PID: ", stdout
);
4275 fputs("Cntrl PID: ", stdout
); /* if first in column, abbreviated so it fits alignment */
4277 printf(PID_FMT
, i
->control_pid
);
4279 if (arg_transport
== BUS_TRANSPORT_LOCAL
) {
4280 (void) get_process_comm(i
->control_pid
, &c
);
4290 printf(" Status: \"%s\"\n", i
->status_text
);
4291 if (i
->status_errno
> 0)
4292 printf(" Error: %i (%s)\n", i
->status_errno
, strerror(i
->status_errno
));
4294 if (i
->ip_ingress_bytes
!= (uint64_t) -1 && i
->ip_egress_bytes
!= (uint64_t) -1) {
4295 char buf_in
[FORMAT_BYTES_MAX
], buf_out
[FORMAT_BYTES_MAX
];
4297 printf(" IP: %s in, %s out\n",
4298 format_bytes(buf_in
, sizeof(buf_in
), i
->ip_ingress_bytes
),
4299 format_bytes(buf_out
, sizeof(buf_out
), i
->ip_egress_bytes
));
4302 if (i
->tasks_current
!= (uint64_t) -1) {
4303 printf(" Tasks: %" PRIu64
, i
->tasks_current
);
4305 if (i
->tasks_max
!= (uint64_t) -1)
4306 printf(" (limit: %" PRIu64
")\n", i
->tasks_max
);
4311 if (i
->memory_current
!= (uint64_t) -1) {
4312 char buf
[FORMAT_BYTES_MAX
];
4314 printf(" Memory: %s", format_bytes(buf
, sizeof(buf
), i
->memory_current
));
4316 if (i
->memory_min
> 0 || i
->memory_low
> 0 ||
4317 i
->memory_high
!= CGROUP_LIMIT_MAX
|| i
->memory_max
!= CGROUP_LIMIT_MAX
||
4318 i
->memory_swap_max
!= CGROUP_LIMIT_MAX
||
4319 i
->memory_limit
!= CGROUP_LIMIT_MAX
) {
4320 const char *prefix
= "";
4323 if (i
->memory_min
> 0) {
4324 printf("%smin: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_min
));
4327 if (i
->memory_low
> 0) {
4328 printf("%slow: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_low
));
4331 if (i
->memory_high
!= CGROUP_LIMIT_MAX
) {
4332 printf("%shigh: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_high
));
4335 if (i
->memory_max
!= CGROUP_LIMIT_MAX
) {
4336 printf("%smax: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_max
));
4339 if (i
->memory_swap_max
!= CGROUP_LIMIT_MAX
) {
4340 printf("%sswap max: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_swap_max
));
4343 if (i
->memory_limit
!= CGROUP_LIMIT_MAX
) {
4344 printf("%slimit: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_limit
));
4352 if (i
->cpu_usage_nsec
!= (uint64_t) -1) {
4353 char buf
[FORMAT_TIMESPAN_MAX
];
4354 printf(" CPU: %s\n", format_timespan(buf
, sizeof(buf
), i
->cpu_usage_nsec
/ NSEC_PER_USEC
, USEC_PER_MSEC
));
4357 if (i
->control_group
) {
4358 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
4359 static const char prefix
[] = " ";
4362 printf(" CGroup: %s\n", i
->control_group
);
4365 if (c
> sizeof(prefix
) - 1)
4366 c
-= sizeof(prefix
) - 1;
4370 r
= unit_show_processes(bus
, i
->id
, i
->control_group
, prefix
, c
, get_output_flags(), &error
);
4375 /* Fallback for older systemd versions where the GetUnitProcesses() call is not yet available */
4377 if (i
->main_pid
> 0)
4378 extra
[k
++] = i
->main_pid
;
4380 if (i
->control_pid
> 0)
4381 extra
[k
++] = i
->control_pid
;
4383 show_cgroup_and_extra(SYSTEMD_CGROUP_CONTROLLER
, i
->control_group
, prefix
, c
, extra
, k
, get_output_flags());
4385 log_warning_errno(r
, "Failed to dump process list for '%s', ignoring: %s", i
->id
, bus_error_message(&error
, r
));
4388 if (i
->id
&& arg_transport
== BUS_TRANSPORT_LOCAL
)
4389 show_journal_by_unit(
4394 i
->inactive_exit_timestamp_monotonic
,
4397 get_output_flags() | OUTPUT_BEGIN_NEWLINE
,
4398 SD_JOURNAL_LOCAL_ONLY
,
4399 arg_scope
== UNIT_FILE_SYSTEM
,
4402 if (i
->need_daemon_reload
)
4403 warn_unit_file_changed(i
->id
);
4406 static void show_unit_help(UnitStatusInfo
*i
) {
4411 if (!i
->documentation
) {
4412 log_info("Documentation for %s not known.", i
->id
);
4416 STRV_FOREACH(p
, i
->documentation
)
4417 if (startswith(*p
, "man:"))
4418 show_man_page(*p
+ 4, false);
4420 log_info("Can't show: %s", *p
);
4423 static int map_main_pid(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4424 UnitStatusInfo
*i
= userdata
;
4428 r
= sd_bus_message_read(m
, "u", &u
);
4432 i
->main_pid
= (pid_t
) u
;
4438 static int map_load_error(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4439 const char *message
, **p
= userdata
;
4442 r
= sd_bus_message_read(m
, "(ss)", NULL
, &message
);
4446 if (!isempty(message
))
4452 static int map_listen(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4453 const char *type
, *path
;
4454 char ***p
= userdata
;
4457 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4461 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0) {
4463 r
= strv_extend(p
, type
);
4467 r
= strv_extend(p
, path
);
4474 r
= sd_bus_message_exit_container(m
);
4481 static int map_conditions(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4482 UnitStatusInfo
*i
= userdata
;
4483 const char *cond
, *param
;
4484 int trigger
, negate
;
4488 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sbbsi)");
4492 while ((r
= sd_bus_message_read(m
, "(sbbsi)", &cond
, &trigger
, &negate
, ¶m
, &state
)) > 0) {
4493 _cleanup_(unit_condition_freep
) UnitCondition
*c
= NULL
;
4495 c
= new0(UnitCondition
, 1);
4499 c
->name
= strdup(cond
);
4500 c
->param
= strdup(param
);
4501 if (!c
->name
|| !c
->param
)
4504 c
->trigger
= trigger
;
4506 c
->tristate
= state
;
4508 LIST_PREPEND(conditions
, i
->conditions
, c
);
4514 r
= sd_bus_message_exit_container(m
);
4521 static int map_asserts(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4522 UnitStatusInfo
*i
= userdata
;
4523 const char *cond
, *param
;
4524 int trigger
, negate
;
4528 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sbbsi)");
4532 while ((r
= sd_bus_message_read(m
, "(sbbsi)", &cond
, &trigger
, &negate
, ¶m
, &state
)) > 0) {
4533 if (state
< 0 && (!trigger
|| !i
->failed_assert
)) {
4534 i
->failed_assert
= cond
;
4535 i
->failed_assert_trigger
= trigger
;
4536 i
->failed_assert_negate
= negate
;
4537 i
->failed_assert_parameter
= param
;
4543 r
= sd_bus_message_exit_container(m
);
4550 static int map_exec(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4551 _cleanup_free_ ExecStatusInfo
*info
= NULL
;
4552 ExecStatusInfo
*last
;
4553 UnitStatusInfo
*i
= userdata
;
4556 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sasbttttuii)");
4560 info
= new0(ExecStatusInfo
, 1);
4564 LIST_FIND_TAIL(exec
, i
->exec
, last
);
4566 while ((r
= exec_status_info_deserialize(m
, info
)) > 0) {
4568 info
->name
= strdup(member
);
4572 LIST_INSERT_AFTER(exec
, i
->exec
, last
, info
);
4575 info
= new0(ExecStatusInfo
, 1);
4582 r
= sd_bus_message_exit_container(m
);
4589 static int print_property(const char *name
, const char *expected_value
, sd_bus_message
*m
, bool value
, bool all
) {
4591 const char *contents
;
4597 /* This is a low-level property printer, see
4598 * print_status_info() for the nicer output */
4600 r
= sd_bus_message_peek_type(m
, &bus_type
, &contents
);
4606 case SD_BUS_TYPE_STRUCT
:
4608 if (contents
[0] == SD_BUS_TYPE_UINT32
&& streq(name
, "Job")) {
4611 r
= sd_bus_message_read(m
, "(uo)", &u
, NULL
);
4613 return bus_log_parse_error(r
);
4616 bus_print_property_value(name
, expected_value
, value
, "%"PRIu32
, u
);
4618 bus_print_property_value(name
, expected_value
, value
, "%s", "");
4622 } else if (contents
[0] == SD_BUS_TYPE_STRING
&& streq(name
, "Unit")) {
4625 r
= sd_bus_message_read(m
, "(so)", &s
, NULL
);
4627 return bus_log_parse_error(r
);
4629 if (all
|| !isempty(s
))
4630 bus_print_property_value(name
, expected_value
, value
, "%s", s
);
4634 } else if (contents
[0] == SD_BUS_TYPE_STRING
&& streq(name
, "LoadError")) {
4635 const char *a
= NULL
, *b
= NULL
;
4637 r
= sd_bus_message_read(m
, "(ss)", &a
, &b
);
4639 return bus_log_parse_error(r
);
4641 if (all
|| !isempty(a
) || !isempty(b
))
4642 bus_print_property_value(name
, expected_value
, value
, "%s \"%s\"", strempty(a
), strempty(b
));
4645 } else if (streq_ptr(name
, "SystemCallFilter")) {
4646 _cleanup_strv_free_
char **l
= NULL
;
4649 r
= sd_bus_message_enter_container(m
, 'r', "bas");
4651 return bus_log_parse_error(r
);
4653 r
= sd_bus_message_read(m
, "b", &whitelist
);
4655 return bus_log_parse_error(r
);
4657 r
= sd_bus_message_read_strv(m
, &l
);
4659 return bus_log_parse_error(r
);
4661 r
= sd_bus_message_exit_container(m
);
4663 return bus_log_parse_error(r
);
4665 if (all
|| whitelist
|| !strv_isempty(l
)) {
4670 fputs(name
, stdout
);
4677 STRV_FOREACH(i
, l
) {
4685 fputc('\n', stdout
);
4693 case SD_BUS_TYPE_ARRAY
:
4695 if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "EnvironmentFiles")) {
4699 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sb)");
4701 return bus_log_parse_error(r
);
4703 while ((r
= sd_bus_message_read(m
, "(sb)", &path
, &ignore
)) > 0)
4704 bus_print_property_value(name
, expected_value
, value
, "%s (ignore_errors=%s)", path
, yes_no(ignore
));
4707 return bus_log_parse_error(r
);
4709 r
= sd_bus_message_exit_container(m
);
4711 return bus_log_parse_error(r
);
4715 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Paths")) {
4716 const char *type
, *path
;
4718 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4720 return bus_log_parse_error(r
);
4722 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0)
4723 bus_print_property_value(name
, expected_value
, value
, "%s (%s)", path
, type
);
4725 return bus_log_parse_error(r
);
4727 r
= sd_bus_message_exit_container(m
);
4729 return bus_log_parse_error(r
);
4733 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Listen")) {
4734 const char *type
, *path
;
4736 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4738 return bus_log_parse_error(r
);
4740 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0)
4741 bus_print_property_value(name
, expected_value
, value
, "%s (%s)", path
, type
);
4743 return bus_log_parse_error(r
);
4745 r
= sd_bus_message_exit_container(m
);
4747 return bus_log_parse_error(r
);
4751 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "TimersMonotonic")) {
4753 uint64_t v
, next_elapse
;
4755 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(stt)");
4757 return bus_log_parse_error(r
);
4759 while ((r
= sd_bus_message_read(m
, "(stt)", &base
, &v
, &next_elapse
)) > 0) {
4760 char timespan1
[FORMAT_TIMESPAN_MAX
], timespan2
[FORMAT_TIMESPAN_MAX
];
4762 bus_print_property_value(name
, expected_value
, value
, "{ %s=%s ; next_elapse=%s }", base
,
4763 format_timespan(timespan1
, sizeof(timespan1
), v
, 0),
4764 format_timespan(timespan2
, sizeof(timespan2
), next_elapse
, 0));
4767 return bus_log_parse_error(r
);
4769 r
= sd_bus_message_exit_container(m
);
4771 return bus_log_parse_error(r
);
4775 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "TimersCalendar")) {
4776 const char *base
, *spec
;
4777 uint64_t next_elapse
;
4779 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sst)");
4781 return bus_log_parse_error(r
);
4783 while ((r
= sd_bus_message_read(m
, "(sst)", &base
, &spec
, &next_elapse
)) > 0) {
4784 char timestamp
[FORMAT_TIMESTAMP_MAX
];
4786 bus_print_property_value(name
, expected_value
, value
, "{ %s=%s ; next_elapse=%s }", base
, spec
,
4787 format_timestamp(timestamp
, sizeof(timestamp
), next_elapse
));
4790 return bus_log_parse_error(r
);
4792 r
= sd_bus_message_exit_container(m
);
4794 return bus_log_parse_error(r
);
4798 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& startswith(name
, "Exec")) {
4799 ExecStatusInfo info
= {};
4801 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sasbttttuii)");
4803 return bus_log_parse_error(r
);
4805 while ((r
= exec_status_info_deserialize(m
, &info
)) > 0) {
4806 char timestamp1
[FORMAT_TIMESTAMP_MAX
], timestamp2
[FORMAT_TIMESTAMP_MAX
];
4807 _cleanup_free_
char *tt
;
4809 tt
= strv_join(info
.argv
, " ");
4811 bus_print_property_value(name
, expected_value
, value
,
4812 "{ path=%s ; argv[]=%s ; ignore_errors=%s ; start_time=[%s] ; stop_time=[%s] ; pid="PID_FMT
" ; code=%s ; status=%i%s%s }",
4815 yes_no(info
.ignore
),
4816 strna(format_timestamp(timestamp1
, sizeof(timestamp1
), info
.start_timestamp
)),
4817 strna(format_timestamp(timestamp2
, sizeof(timestamp2
), info
.exit_timestamp
)),
4819 sigchld_code_to_string(info
.code
),
4821 info
.code
== CLD_EXITED
? "" : "/",
4822 strempty(info
.code
== CLD_EXITED
? NULL
: signal_to_string(info
.status
)));
4825 strv_free(info
.argv
);
4829 r
= sd_bus_message_exit_container(m
);
4831 return bus_log_parse_error(r
);
4835 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "DeviceAllow")) {
4836 const char *path
, *rwm
;
4838 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4840 return bus_log_parse_error(r
);
4842 while ((r
= sd_bus_message_read(m
, "(ss)", &path
, &rwm
)) > 0)
4843 bus_print_property_value(name
, expected_value
, value
, "%s %s", strna(path
), strna(rwm
));
4845 return bus_log_parse_error(r
);
4847 r
= sd_bus_message_exit_container(m
);
4849 return bus_log_parse_error(r
);
4853 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&&
4854 STR_IN_SET(name
, "IODeviceWeight", "BlockIODeviceWeight")) {
4858 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
4860 return bus_log_parse_error(r
);
4862 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &weight
)) > 0)
4863 bus_print_property_value(name
, expected_value
, value
, "%s %"PRIu64
, strna(path
), weight
);
4865 return bus_log_parse_error(r
);
4867 r
= sd_bus_message_exit_container(m
);
4869 return bus_log_parse_error(r
);
4873 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&&
4874 (cgroup_io_limit_type_from_string(name
) >= 0 ||
4875 STR_IN_SET(name
, "BlockIOReadBandwidth", "BlockIOWriteBandwidth"))) {
4879 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
4881 return bus_log_parse_error(r
);
4883 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &bandwidth
)) > 0)
4884 bus_print_property_value(name
, expected_value
, value
, "%s %"PRIu64
, strna(path
), bandwidth
);
4886 return bus_log_parse_error(r
);
4888 r
= sd_bus_message_exit_container(m
);
4890 return bus_log_parse_error(r
);
4894 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&&
4895 streq(name
, "IODeviceLatencyTargetUSec")) {
4896 char ts
[FORMAT_TIMESPAN_MAX
];
4900 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
4902 return bus_log_parse_error(r
);
4904 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &target
)) > 0)
4905 bus_print_property_value(name
, expected_value
, value
, "%s %s", strna(path
),
4906 format_timespan(ts
, sizeof(ts
), target
, 1));
4908 return bus_log_parse_error(r
);
4910 r
= sd_bus_message_exit_container(m
);
4912 return bus_log_parse_error(r
);
4916 } else if (contents
[0] == SD_BUS_TYPE_BYTE
&& streq(name
, "StandardInputData")) {
4917 _cleanup_free_
char *h
= NULL
;
4922 r
= sd_bus_message_read_array(m
, 'y', &p
, &sz
);
4924 return bus_log_parse_error(r
);
4926 n
= base64mem(p
, sz
, &h
);
4930 bus_print_property_value(name
, expected_value
, value
, "%s", h
);
4941 typedef enum SystemctlShowMode
{
4942 SYSTEMCTL_SHOW_PROPERTIES
,
4943 SYSTEMCTL_SHOW_STATUS
,
4944 SYSTEMCTL_SHOW_HELP
,
4945 _SYSTEMCTL_SHOW_MODE_MAX
,
4946 _SYSTEMCTL_SHOW_MODE_INVALID
= -1,
4947 } SystemctlShowMode
;
4949 static const char* const systemctl_show_mode_table
[_SYSTEMCTL_SHOW_MODE_MAX
] = {
4950 [SYSTEMCTL_SHOW_PROPERTIES
] = "show",
4951 [SYSTEMCTL_SHOW_STATUS
] = "status",
4952 [SYSTEMCTL_SHOW_HELP
] = "help",
4955 DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(systemctl_show_mode
, SystemctlShowMode
);
4957 static int show_one(
4961 SystemctlShowMode show_mode
,
4965 static const struct bus_properties_map property_map
[] = {
4966 { "LoadState", "s", NULL
, offsetof(UnitStatusInfo
, load_state
) },
4967 { "ActiveState", "s", NULL
, offsetof(UnitStatusInfo
, active_state
) },
4968 { "Documentation", "as", NULL
, offsetof(UnitStatusInfo
, documentation
) },
4971 { "Id", "s", NULL
, offsetof(UnitStatusInfo
, id
) },
4972 { "LoadState", "s", NULL
, offsetof(UnitStatusInfo
, load_state
) },
4973 { "ActiveState", "s", NULL
, offsetof(UnitStatusInfo
, active_state
) },
4974 { "SubState", "s", NULL
, offsetof(UnitStatusInfo
, sub_state
) },
4975 { "UnitFileState", "s", NULL
, offsetof(UnitStatusInfo
, unit_file_state
) },
4976 { "UnitFilePreset", "s", NULL
, offsetof(UnitStatusInfo
, unit_file_preset
) },
4977 { "Description", "s", NULL
, offsetof(UnitStatusInfo
, description
) },
4978 { "Following", "s", NULL
, offsetof(UnitStatusInfo
, following
) },
4979 { "Documentation", "as", NULL
, offsetof(UnitStatusInfo
, documentation
) },
4980 { "FragmentPath", "s", NULL
, offsetof(UnitStatusInfo
, fragment_path
) },
4981 { "SourcePath", "s", NULL
, offsetof(UnitStatusInfo
, source_path
) },
4982 { "ControlGroup", "s", NULL
, offsetof(UnitStatusInfo
, control_group
) },
4983 { "DropInPaths", "as", NULL
, offsetof(UnitStatusInfo
, dropin_paths
) },
4984 { "LoadError", "(ss)", map_load_error
, offsetof(UnitStatusInfo
, load_error
) },
4985 { "Result", "s", NULL
, offsetof(UnitStatusInfo
, result
) },
4986 { "InactiveExitTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, inactive_exit_timestamp
) },
4987 { "InactiveExitTimestampMonotonic", "t", NULL
, offsetof(UnitStatusInfo
, inactive_exit_timestamp_monotonic
) },
4988 { "ActiveEnterTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, active_enter_timestamp
) },
4989 { "ActiveExitTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, active_exit_timestamp
) },
4990 { "InactiveEnterTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, inactive_enter_timestamp
) },
4991 { "NeedDaemonReload", "b", NULL
, offsetof(UnitStatusInfo
, need_daemon_reload
) },
4992 { "Transient", "b", NULL
, offsetof(UnitStatusInfo
, transient
) },
4993 { "ExecMainPID", "u", NULL
, offsetof(UnitStatusInfo
, main_pid
) },
4994 { "MainPID", "u", map_main_pid
, 0 },
4995 { "ControlPID", "u", NULL
, offsetof(UnitStatusInfo
, control_pid
) },
4996 { "StatusText", "s", NULL
, offsetof(UnitStatusInfo
, status_text
) },
4997 { "PIDFile", "s", NULL
, offsetof(UnitStatusInfo
, pid_file
) },
4998 { "StatusErrno", "i", NULL
, offsetof(UnitStatusInfo
, status_errno
) },
4999 { "ExecMainStartTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, start_timestamp
) },
5000 { "ExecMainExitTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, exit_timestamp
) },
5001 { "ExecMainCode", "i", NULL
, offsetof(UnitStatusInfo
, exit_code
) },
5002 { "ExecMainStatus", "i", NULL
, offsetof(UnitStatusInfo
, exit_status
) },
5003 { "ConditionTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, condition_timestamp
) },
5004 { "ConditionResult", "b", NULL
, offsetof(UnitStatusInfo
, condition_result
) },
5005 { "Conditions", "a(sbbsi)", map_conditions
, 0 },
5006 { "AssertTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, assert_timestamp
) },
5007 { "AssertResult", "b", NULL
, offsetof(UnitStatusInfo
, assert_result
) },
5008 { "Asserts", "a(sbbsi)", map_asserts
, 0 },
5009 { "NextElapseUSecRealtime", "t", NULL
, offsetof(UnitStatusInfo
, next_elapse_real
) },
5010 { "NextElapseUSecMonotonic", "t", NULL
, offsetof(UnitStatusInfo
, next_elapse_monotonic
) },
5011 { "NAccepted", "u", NULL
, offsetof(UnitStatusInfo
, n_accepted
) },
5012 { "NConnections", "u", NULL
, offsetof(UnitStatusInfo
, n_connections
) },
5013 { "NRefused", "u", NULL
, offsetof(UnitStatusInfo
, n_refused
) },
5014 { "Accept", "b", NULL
, offsetof(UnitStatusInfo
, accept
) },
5015 { "Listen", "a(ss)", map_listen
, offsetof(UnitStatusInfo
, listen
) },
5016 { "SysFSPath", "s", NULL
, offsetof(UnitStatusInfo
, sysfs_path
) },
5017 { "Where", "s", NULL
, offsetof(UnitStatusInfo
, where
) },
5018 { "What", "s", NULL
, offsetof(UnitStatusInfo
, what
) },
5019 { "MemoryCurrent", "t", NULL
, offsetof(UnitStatusInfo
, memory_current
) },
5020 { "MemoryMin", "t", NULL
, offsetof(UnitStatusInfo
, memory_min
) },
5021 { "MemoryLow", "t", NULL
, offsetof(UnitStatusInfo
, memory_low
) },
5022 { "MemoryHigh", "t", NULL
, offsetof(UnitStatusInfo
, memory_high
) },
5023 { "MemoryMax", "t", NULL
, offsetof(UnitStatusInfo
, memory_max
) },
5024 { "MemorySwapMax", "t", NULL
, offsetof(UnitStatusInfo
, memory_swap_max
) },
5025 { "MemoryLimit", "t", NULL
, offsetof(UnitStatusInfo
, memory_limit
) },
5026 { "CPUUsageNSec", "t", NULL
, offsetof(UnitStatusInfo
, cpu_usage_nsec
) },
5027 { "TasksCurrent", "t", NULL
, offsetof(UnitStatusInfo
, tasks_current
) },
5028 { "TasksMax", "t", NULL
, offsetof(UnitStatusInfo
, tasks_max
) },
5029 { "IPIngressBytes", "t", NULL
, offsetof(UnitStatusInfo
, ip_ingress_bytes
) },
5030 { "IPEgressBytes", "t", NULL
, offsetof(UnitStatusInfo
, ip_egress_bytes
) },
5031 { "ExecStartPre", "a(sasbttttuii)", map_exec
, 0 },
5032 { "ExecStart", "a(sasbttttuii)", map_exec
, 0 },
5033 { "ExecStartPost", "a(sasbttttuii)", map_exec
, 0 },
5034 { "ExecReload", "a(sasbttttuii)", map_exec
, 0 },
5035 { "ExecStopPre", "a(sasbttttuii)", map_exec
, 0 },
5036 { "ExecStop", "a(sasbttttuii)", map_exec
, 0 },
5037 { "ExecStopPost", "a(sasbttttuii)", map_exec
, 0 },
5041 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5042 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5043 _cleanup_set_free_ Set
*found_properties
= NULL
;
5044 _cleanup_(unit_status_info_free
) UnitStatusInfo info
= {
5045 .memory_current
= (uint64_t) -1,
5046 .memory_high
= CGROUP_LIMIT_MAX
,
5047 .memory_max
= CGROUP_LIMIT_MAX
,
5048 .memory_swap_max
= CGROUP_LIMIT_MAX
,
5049 .memory_limit
= (uint64_t) -1,
5050 .cpu_usage_nsec
= (uint64_t) -1,
5051 .tasks_current
= (uint64_t) -1,
5052 .tasks_max
= (uint64_t) -1,
5053 .ip_ingress_bytes
= (uint64_t) -1,
5054 .ip_egress_bytes
= (uint64_t) -1,
5062 log_debug("Showing one %s", path
);
5064 r
= bus_map_all_properties(
5066 "org.freedesktop.systemd1",
5068 show_mode
== SYSTEMCTL_SHOW_STATUS
? status_map
: property_map
,
5069 BUS_MAP_BOOLEAN_AS_BOOL
,
5074 return log_error_errno(r
, "Failed to get properties: %s", bus_error_message(&error
, r
));
5076 if (unit
&& streq_ptr(info
.load_state
, "not-found") && streq_ptr(info
.active_state
, "inactive")) {
5077 log_full(show_mode
== SYSTEMCTL_SHOW_STATUS
? LOG_ERR
: LOG_DEBUG
,
5078 "Unit %s could not be found.", unit
);
5080 if (show_mode
== SYSTEMCTL_SHOW_STATUS
)
5081 return EXIT_PROGRAM_OR_SERVICES_STATUS_UNKNOWN
;
5082 else if (show_mode
== SYSTEMCTL_SHOW_HELP
)
5091 if (show_mode
== SYSTEMCTL_SHOW_STATUS
) {
5092 print_status_info(bus
, &info
, ellipsized
);
5094 if (info
.active_state
&& !STR_IN_SET(info
.active_state
, "active", "reloading"))
5095 return EXIT_PROGRAM_NOT_RUNNING
;
5097 return EXIT_PROGRAM_RUNNING_OR_SERVICE_OK
;
5099 } else if (show_mode
== SYSTEMCTL_SHOW_HELP
) {
5100 show_unit_help(&info
);
5104 r
= sd_bus_message_rewind(reply
, true);
5106 return log_error_errno(r
, "Failed to rewind: %s", bus_error_message(&error
, r
));
5108 r
= bus_message_print_all_properties(reply
, print_property
, arg_properties
, arg_value
, arg_all
, &found_properties
);
5110 return bus_log_parse_error(r
);
5112 STRV_FOREACH(pp
, arg_properties
)
5113 if (!set_contains(found_properties
, *pp
))
5114 log_debug("Property %s does not exist.", *pp
);
5119 static int get_unit_dbus_path_by_pid(
5124 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5125 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5129 r
= sd_bus_call_method(
5131 "org.freedesktop.systemd1",
5132 "/org/freedesktop/systemd1",
5133 "org.freedesktop.systemd1.Manager",
5139 return log_error_errno(r
, "Failed to get unit for PID %"PRIu32
": %s", pid
, bus_error_message(&error
, r
));
5141 r
= sd_bus_message_read(reply
, "o", &u
);
5143 return bus_log_parse_error(r
);
5153 static int show_all(
5158 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5159 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
5164 r
= get_unit_list(bus
, NULL
, NULL
, &unit_infos
, 0, &reply
);
5168 (void) pager_open(arg_no_pager
, false);
5172 qsort_safe(unit_infos
, c
, sizeof(UnitInfo
), compare_unit_info
);
5174 for (u
= unit_infos
; u
< unit_infos
+ c
; u
++) {
5175 _cleanup_free_
char *p
= NULL
;
5177 p
= unit_dbus_path_from_name(u
->id
);
5181 r
= show_one(bus
, p
, u
->id
, SYSTEMCTL_SHOW_STATUS
, new_line
, ellipsized
);
5184 else if (r
> 0 && ret
== 0)
5191 static int show_system_status(sd_bus
*bus
) {
5192 char since1
[FORMAT_TIMESTAMP_RELATIVE_MAX
], since2
[FORMAT_TIMESTAMP_MAX
];
5193 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5194 _cleanup_(machine_info_clear
) struct machine_info mi
= {};
5195 _cleanup_free_
char *hn
= NULL
;
5196 const char *on
, *off
;
5199 hn
= gethostname_malloc();
5203 r
= bus_map_all_properties(
5205 "org.freedesktop.systemd1",
5206 "/org/freedesktop/systemd1",
5207 machine_info_property_map
,
5213 return log_error_errno(r
, "Failed to read server status: %s", bus_error_message(&error
, r
));
5215 if (streq_ptr(mi
.state
, "degraded")) {
5216 on
= ansi_highlight_red();
5217 off
= ansi_normal();
5218 } else if (streq_ptr(mi
.state
, "running")) {
5219 on
= ansi_highlight_green();
5220 off
= ansi_normal();
5222 on
= ansi_highlight_yellow();
5223 off
= ansi_normal();
5226 printf("%s%s%s %s\n", on
, special_glyph(BLACK_CIRCLE
), off
, arg_host
? arg_host
: hn
);
5228 printf(" State: %s%s%s\n",
5229 on
, strna(mi
.state
), off
);
5231 printf(" Jobs: %" PRIu32
" queued\n", mi
.n_jobs
);
5232 printf(" Failed: %" PRIu32
" units\n", mi
.n_failed_units
);
5234 printf(" Since: %s; %s\n",
5235 format_timestamp(since2
, sizeof(since2
), mi
.timestamp
),
5236 format_timestamp_relative(since1
, sizeof(since1
), mi
.timestamp
));
5238 printf(" CGroup: %s\n", mi
.control_group
?: "/");
5239 if (IN_SET(arg_transport
,
5240 BUS_TRANSPORT_LOCAL
,
5241 BUS_TRANSPORT_MACHINE
)) {
5242 static const char prefix
[] = " ";
5246 if (c
> sizeof(prefix
) - 1)
5247 c
-= sizeof(prefix
) - 1;
5251 show_cgroup(SYSTEMD_CGROUP_CONTROLLER
, strempty(mi
.control_group
), prefix
, c
, get_output_flags());
5257 static int show(int argc
, char *argv
[], void *userdata
) {
5258 bool new_line
= false, ellipsized
= false;
5259 SystemctlShowMode show_mode
;
5265 show_mode
= systemctl_show_mode_from_string(argv
[0]);
5266 if (show_mode
< 0) {
5267 log_error("Invalid argument.");
5271 if (show_mode
== SYSTEMCTL_SHOW_HELP
&& argc
<= 1) {
5272 log_error("This command expects one or more unit names. Did you mean --help?");
5276 r
= acquire_bus(BUS_MANAGER
, &bus
);
5280 (void) pager_open(arg_no_pager
, false);
5282 if (show_mode
== SYSTEMCTL_SHOW_STATUS
)
5283 /* Increase max number of open files to 16K if we can, we
5284 * might needs this when browsing journal files, which might
5285 * be split up into many files. */
5286 setrlimit_closest(RLIMIT_NOFILE
, &RLIMIT_MAKE_CONST(16384));
5288 /* If no argument is specified inspect the manager itself */
5289 if (show_mode
== SYSTEMCTL_SHOW_PROPERTIES
&& argc
<= 1)
5290 return show_one(bus
, "/org/freedesktop/systemd1", NULL
, show_mode
, &new_line
, &ellipsized
);
5292 if (show_mode
== SYSTEMCTL_SHOW_STATUS
&& argc
<= 1) {
5294 show_system_status(bus
);
5298 ret
= show_all(bus
, &new_line
, &ellipsized
);
5300 _cleanup_free_
char **patterns
= NULL
;
5303 STRV_FOREACH(name
, strv_skip(argv
, 1)) {
5304 _cleanup_free_
char *path
= NULL
, *unit
= NULL
;
5307 if (safe_atou32(*name
, &id
) < 0) {
5308 if (strv_push(&patterns
, *name
) < 0)
5312 } else if (show_mode
== SYSTEMCTL_SHOW_PROPERTIES
) {
5313 /* Interpret as job id */
5314 if (asprintf(&path
, "/org/freedesktop/systemd1/job/%u", id
) < 0)
5318 /* Interpret as PID */
5319 r
= get_unit_dbus_path_by_pid(bus
, id
, &path
);
5325 r
= unit_name_from_dbus_path(path
, &unit
);
5330 r
= show_one(bus
, path
, unit
, show_mode
, &new_line
, &ellipsized
);
5333 else if (r
> 0 && ret
== 0)
5337 if (!strv_isempty(patterns
)) {
5338 _cleanup_strv_free_
char **names
= NULL
;
5340 r
= expand_names(bus
, patterns
, NULL
, &names
);
5342 return log_error_errno(r
, "Failed to expand names: %m");
5344 STRV_FOREACH(name
, names
) {
5345 _cleanup_free_
char *path
;
5347 path
= unit_dbus_path_from_name(*name
);
5351 r
= show_one(bus
, path
, *name
, show_mode
, &new_line
, &ellipsized
);
5354 if (r
> 0 && ret
== 0)
5360 if (ellipsized
&& !arg_quiet
)
5361 printf("Hint: Some lines were ellipsized, use -l to show in full.\n");
5366 static int cat(int argc
, char *argv
[], void *userdata
) {
5367 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
5368 _cleanup_strv_free_
char **names
= NULL
;
5374 if (arg_transport
!= BUS_TRANSPORT_LOCAL
) {
5375 log_error("Cannot remotely cat units.");
5379 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
5381 return log_error_errno(r
, "Failed to determine unit paths: %m");
5383 r
= acquire_bus(BUS_MANAGER
, &bus
);
5387 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
5389 return log_error_errno(r
, "Failed to expand names: %m");
5391 (void) pager_open(arg_no_pager
, false);
5393 STRV_FOREACH(name
, names
) {
5394 _cleanup_free_
char *fragment_path
= NULL
;
5395 _cleanup_strv_free_
char **dropin_paths
= NULL
;
5397 r
= unit_find_paths(bus
, *name
, &lp
, &fragment_path
, &dropin_paths
);
5398 if (r
== -ERFKILL
) {
5399 printf("%s# unit %s is masked%s\n",
5400 ansi_highlight_magenta(),
5415 if (need_daemon_reload(bus
, *name
) > 0) /* ignore errors (<0), this is informational output */
5417 "%s# Warning: %s changed on disk, the version systemd has loaded is outdated.\n"
5418 "%s# This output shows the current version of the unit's original fragment and drop-in files.\n"
5419 "%s# If fragments or drop-ins were added or removed, they are not properly reflected in this output.\n"
5420 "%s# Run 'systemctl%s daemon-reload' to reload units.%s\n",
5421 ansi_highlight_red(),
5423 ansi_highlight_red(),
5424 ansi_highlight_red(),
5425 ansi_highlight_red(),
5426 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user",
5429 r
= cat_files(fragment_path
, dropin_paths
, 0);
5437 static int set_property(int argc
, char *argv
[], void *userdata
) {
5438 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5439 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5440 _cleanup_free_
char *n
= NULL
;
5445 r
= acquire_bus(BUS_MANAGER
, &bus
);
5449 polkit_agent_open_maybe();
5451 r
= sd_bus_message_new_method_call(
5454 "org.freedesktop.systemd1",
5455 "/org/freedesktop/systemd1",
5456 "org.freedesktop.systemd1.Manager",
5457 "SetUnitProperties");
5459 return bus_log_create_error(r
);
5461 r
= unit_name_mangle(argv
[1], arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
, &n
);
5463 return log_error_errno(r
, "Failed to mangle unit name: %m");
5465 t
= unit_name_to_type(n
);
5467 log_error("Invalid unit type: %s", n
);
5471 r
= sd_bus_message_append(m
, "sb", n
, arg_runtime
);
5473 return bus_log_create_error(r
);
5475 r
= sd_bus_message_open_container(m
, SD_BUS_TYPE_ARRAY
, "(sv)");
5477 return bus_log_create_error(r
);
5479 r
= bus_append_unit_property_assignment_many(m
, t
, strv_skip(argv
, 2));
5483 r
= sd_bus_message_close_container(m
);
5485 return bus_log_create_error(r
);
5487 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
5489 return log_error_errno(r
, "Failed to set unit properties on %s: %s", n
, bus_error_message(&error
, r
));
5494 static int daemon_reload(int argc
, char *argv
[], void *userdata
) {
5495 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5496 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5501 r
= acquire_bus(BUS_MANAGER
, &bus
);
5505 polkit_agent_open_maybe();
5507 switch (arg_action
) {
5514 method
= "Reexecute";
5517 case ACTION_SYSTEMCTL
:
5518 method
= streq(argv
[0], "daemon-reexec") ? "Reexecute" :
5519 /* "daemon-reload" */ "Reload";
5523 assert_not_reached("Unexpected action");
5526 r
= sd_bus_message_new_method_call(
5529 "org.freedesktop.systemd1",
5530 "/org/freedesktop/systemd1",
5531 "org.freedesktop.systemd1.Manager",
5534 return bus_log_create_error(r
);
5536 /* Note we use an extra-long timeout here. This is because a reload or reexec means generators are rerun which
5537 * are timed out after DEFAULT_TIMEOUT_USEC. Let's use twice that time here, so that the generators can have
5538 * their timeout, and for everything else there's the same time budget in place. */
5540 r
= sd_bus_call(bus
, m
, DEFAULT_TIMEOUT_USEC
* 2, &error
, NULL
);
5542 /* On reexecution, we expect a disconnect, not a reply */
5543 if (IN_SET(r
, -ETIMEDOUT
, -ECONNRESET
) && streq(method
, "Reexecute"))
5546 if (r
< 0 && arg_action
== ACTION_SYSTEMCTL
)
5547 return log_error_errno(r
, "Failed to reload daemon: %s", bus_error_message(&error
, r
));
5549 /* Note that for the legacy commands (i.e. those with action != ACTION_SYSTEMCTL) we support fallbacks to the
5550 * old ways of doing things, hence don't log any error in that case here. */
5552 return r
< 0 ? r
: 0;
5555 static int trivial_method(int argc
, char *argv
[], void *userdata
) {
5556 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5564 r
= acquire_bus(BUS_MANAGER
, &bus
);
5568 polkit_agent_open_maybe();
5571 streq(argv
[0], "clear-jobs") ||
5572 streq(argv
[0], "cancel") ? "ClearJobs" :
5573 streq(argv
[0], "reset-failed") ? "ResetFailed" :
5574 streq(argv
[0], "halt") ? "Halt" :
5575 streq(argv
[0], "reboot") ? "Reboot" :
5576 streq(argv
[0], "kexec") ? "KExec" :
5577 streq(argv
[0], "exit") ? "Exit" :
5578 /* poweroff */ "PowerOff";
5580 r
= sd_bus_call_method(
5582 "org.freedesktop.systemd1",
5583 "/org/freedesktop/systemd1",
5584 "org.freedesktop.systemd1.Manager",
5589 if (r
< 0 && arg_action
== ACTION_SYSTEMCTL
)
5590 return log_error_errno(r
, "Failed to execute operation: %s", bus_error_message(&error
, r
));
5592 /* Note that for the legacy commands (i.e. those with action != ACTION_SYSTEMCTL) we support fallbacks to the
5593 * old ways of doing things, hence don't log any error in that case here. */
5595 return r
< 0 ? r
: 0;
5598 static int reset_failed(int argc
, char *argv
[], void *userdata
) {
5599 _cleanup_strv_free_
char **names
= NULL
;
5605 return trivial_method(argc
, argv
, userdata
);
5607 r
= acquire_bus(BUS_MANAGER
, &bus
);
5611 polkit_agent_open_maybe();
5613 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
5615 return log_error_errno(r
, "Failed to expand names: %m");
5617 STRV_FOREACH(name
, names
) {
5618 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5620 q
= sd_bus_call_method(
5622 "org.freedesktop.systemd1",
5623 "/org/freedesktop/systemd1",
5624 "org.freedesktop.systemd1.Manager",
5630 log_error_errno(q
, "Failed to reset failed state of unit %s: %s", *name
, bus_error_message(&error
, q
));
5639 static int print_variable(const char *s
) {
5641 _cleanup_free_
char *esc
= NULL
;
5643 sep
= strchr(s
, '=');
5645 log_error("Invalid environment block");
5649 esc
= shell_maybe_quote(sep
+ 1, ESCAPE_POSIX
);
5653 printf("%.*s=%s\n", (int)(sep
-s
), s
, esc
);
5657 static int show_environment(int argc
, char *argv
[], void *userdata
) {
5658 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5659 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5664 r
= acquire_bus(BUS_MANAGER
, &bus
);
5668 (void) pager_open(arg_no_pager
, false);
5670 r
= sd_bus_get_property(
5672 "org.freedesktop.systemd1",
5673 "/org/freedesktop/systemd1",
5674 "org.freedesktop.systemd1.Manager",
5680 return log_error_errno(r
, "Failed to get environment: %s", bus_error_message(&error
, r
));
5682 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "s");
5684 return bus_log_parse_error(r
);
5686 while ((r
= sd_bus_message_read_basic(reply
, SD_BUS_TYPE_STRING
, &text
)) > 0) {
5687 r
= print_variable(text
);
5692 return bus_log_parse_error(r
);
5694 r
= sd_bus_message_exit_container(reply
);
5696 return bus_log_parse_error(r
);
5701 static int switch_root(int argc
, char *argv
[], void *userdata
) {
5702 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5703 _cleanup_free_
char *cmdline_init
= NULL
;
5704 const char *root
, *init
;
5708 if (arg_transport
!= BUS_TRANSPORT_LOCAL
) {
5709 log_error("Cannot switch root remotely.");
5713 if (argc
< 2 || argc
> 3) {
5714 log_error("Wrong number of arguments.");
5723 r
= parse_env_file(NULL
, "/proc/cmdline", WHITESPACE
,
5724 "init", &cmdline_init
,
5727 log_debug_errno(r
, "Failed to parse /proc/cmdline: %m");
5729 init
= cmdline_init
;
5732 init
= empty_to_null(init
);
5734 const char *root_systemd_path
= NULL
, *root_init_path
= NULL
;
5736 root_systemd_path
= strjoina(root
, "/" SYSTEMD_BINARY_PATH
);
5737 root_init_path
= strjoina(root
, "/", init
);
5739 /* If the passed init is actually the same as the
5740 * systemd binary, then let's suppress it. */
5741 if (files_same(root_init_path
, root_systemd_path
, 0) > 0)
5745 /* Instruct PID1 to exclude us from its killing spree applied during
5746 * the transition. Otherwise we would exit with a failure status even
5747 * though the switch to the new root has succeed. */
5748 argv_cmdline
[0] = '@';
5750 r
= acquire_bus(BUS_MANAGER
, &bus
);
5754 /* If we are slow to exit after the root switch, the new systemd instance
5755 * will send us a signal to terminate. Just ignore it and exit normally.
5756 * This way the unit does not end up as failed.
5758 r
= ignore_signals(SIGTERM
, -1);
5760 log_warning_errno(r
, "Failed to change disposition of SIGTERM to ignore: %m");
5762 log_debug("Switching root - root: %s; init: %s", root
, strna(init
));
5764 r
= sd_bus_call_method(
5766 "org.freedesktop.systemd1",
5767 "/org/freedesktop/systemd1",
5768 "org.freedesktop.systemd1.Manager",
5774 (void) default_signals(SIGTERM
, -1);
5776 return log_error_errno(r
, "Failed to switch root: %s", bus_error_message(&error
, r
));
5782 static int set_environment(int argc
, char *argv
[], void *userdata
) {
5783 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5784 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5792 r
= acquire_bus(BUS_MANAGER
, &bus
);
5796 polkit_agent_open_maybe();
5798 method
= streq(argv
[0], "set-environment")
5800 : "UnsetEnvironment";
5802 r
= sd_bus_message_new_method_call(
5805 "org.freedesktop.systemd1",
5806 "/org/freedesktop/systemd1",
5807 "org.freedesktop.systemd1.Manager",
5810 return bus_log_create_error(r
);
5812 r
= sd_bus_message_append_strv(m
, strv_skip(argv
, 1));
5814 return bus_log_create_error(r
);
5816 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
5818 return log_error_errno(r
, "Failed to set environment: %s", bus_error_message(&error
, r
));
5823 static int import_environment(int argc
, char *argv
[], void *userdata
) {
5824 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5825 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5829 r
= acquire_bus(BUS_MANAGER
, &bus
);
5833 polkit_agent_open_maybe();
5835 r
= sd_bus_message_new_method_call(
5838 "org.freedesktop.systemd1",
5839 "/org/freedesktop/systemd1",
5840 "org.freedesktop.systemd1.Manager",
5843 return bus_log_create_error(r
);
5846 r
= sd_bus_message_append_strv(m
, environ
);
5850 r
= sd_bus_message_open_container(m
, 'a', "s");
5852 return bus_log_create_error(r
);
5854 STRV_FOREACH(a
, strv_skip(argv
, 1)) {
5856 if (!env_name_is_valid(*a
)) {
5857 log_error("Not a valid environment variable name: %s", *a
);
5861 STRV_FOREACH(b
, environ
) {
5864 eq
= startswith(*b
, *a
);
5865 if (eq
&& *eq
== '=') {
5867 r
= sd_bus_message_append(m
, "s", *b
);
5869 return bus_log_create_error(r
);
5876 r
= sd_bus_message_close_container(m
);
5879 return bus_log_create_error(r
);
5881 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
5883 return log_error_errno(r
, "Failed to import environment: %s", bus_error_message(&error
, r
));
5888 static int enable_sysv_units(const char *verb
, char **args
) {
5891 #if HAVE_SYSV_COMPAT
5892 _cleanup_(lookup_paths_free
) LookupPaths paths
= {};
5895 /* Processes all SysV units, and reshuffles the array so that afterwards only the native units remain */
5897 if (arg_scope
!= UNIT_FILE_SYSTEM
)
5900 if (getenv_bool("SYSTEMCTL_SKIP_SYSV") > 0)
5903 if (!STR_IN_SET(verb
,
5909 r
= lookup_paths_init(&paths
, arg_scope
, LOOKUP_PATHS_EXCLUDE_GENERATED
, arg_root
);
5916 const char *argv
[] = {
5917 ROOTLIBEXECDIR
"/systemd-sysv-install",
5924 _cleanup_free_
char *p
= NULL
, *q
= NULL
, *l
= NULL
;
5925 bool found_native
= false, found_sysv
;
5933 if (!endswith(name
, ".service"))
5936 if (path_is_absolute(name
))
5939 j
= unit_file_exists(arg_scope
, &paths
, name
);
5940 if (j
< 0 && !IN_SET(j
, -ELOOP
, -ERFKILL
, -EADDRNOTAVAIL
))
5941 return log_error_errno(j
, "Failed to lookup unit file state: %m");
5942 found_native
= j
!= 0;
5944 /* If we have both a native unit and a SysV script, enable/disable them both (below); for is-enabled,
5945 * prefer the native unit */
5946 if (found_native
&& streq(verb
, "is-enabled"))
5949 p
= path_join(arg_root
, SYSTEM_SYSVINIT_PATH
, name
);
5953 p
[strlen(p
) - STRLEN(".service")] = 0;
5954 found_sysv
= access(p
, F_OK
) >= 0;
5960 log_info("Synchronizing state of %s with SysV service script with %s.", name
, argv
[0]);
5962 log_info("%s is not a native service, redirecting to systemd-sysv-install.", name
);
5965 if (!isempty(arg_root
))
5966 argv
[c
++] = q
= strappend("--root=", arg_root
);
5969 argv
[c
++] = basename(p
);
5972 l
= strv_join((char**)argv
, " ");
5977 log_info("Executing: %s", l
);
5979 j
= safe_fork("(sysv-install)", FORK_RESET_SIGNALS
|FORK_DEATHSIG
|FORK_LOG
, &pid
);
5984 execv(argv
[0], (char**) argv
);
5985 log_error_errno(errno
, "Failed to execute %s: %m", argv
[0]);
5986 _exit(EXIT_FAILURE
);
5989 j
= wait_for_terminate_and_check("sysv-install", pid
, WAIT_LOG_ABNORMAL
);
5992 if (streq(verb
, "is-enabled")) {
5993 if (j
== EXIT_SUCCESS
) {
6002 } else if (j
!= EXIT_SUCCESS
)
6003 return -EBADE
; /* We don't warn here, under the assumption the script already showed an explanation */
6008 /* Remove this entry, so that we don't try enabling it as native unit */
6011 assert(args
[f
] == name
);
6012 strv_remove(args
, name
);
6019 static int mangle_names(char **original_names
, char ***mangled_names
) {
6020 char **i
, **l
, **name
;
6023 l
= i
= new(char*, strv_length(original_names
) + 1);
6027 STRV_FOREACH(name
, original_names
) {
6029 /* When enabling units qualified path names are OK,
6030 * too, hence allow them explicitly. */
6032 if (is_path(*name
)) {
6039 r
= unit_name_mangle(*name
, arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
, i
);
6043 return log_error_errno(r
, "Failed to mangle unit name: %m");
6056 static int normalize_filenames(char **names
) {
6060 STRV_FOREACH(u
, names
)
6061 if (!path_is_absolute(*u
)) {
6062 char* normalized_path
;
6064 if (!isempty(arg_root
)) {
6065 log_error("Non-absolute paths are not allowed when --root is used: %s", *u
);
6069 if (!strchr(*u
,'/')) {
6070 log_error("Link argument does contain at least one directory separator: %s", *u
);
6074 r
= path_make_absolute_cwd(*u
, &normalized_path
);
6078 free_and_replace(*u
, normalized_path
);
6084 static int normalize_names(char **names
, bool warn_if_path
) {
6086 bool was_path
= false;
6088 STRV_FOREACH(u
, names
) {
6094 r
= free_and_strdup(u
, basename(*u
));
6096 return log_error_errno(r
, "Failed to normalize unit file path: %m");
6101 if (warn_if_path
&& was_path
)
6102 log_warning("Warning: Can't execute disable on the unit file path. Proceeding with the unit name.");
6107 static int unit_exists(LookupPaths
*lp
, const char *unit
) {
6108 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6109 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
6110 _cleanup_free_
char *path
= NULL
;
6111 static const struct bus_properties_map property_map
[] = {
6112 { "LoadState", "s", NULL
, offsetof(UnitStatusInfo
, load_state
) },
6113 { "ActiveState", "s", NULL
, offsetof(UnitStatusInfo
, active_state
)},
6116 UnitStatusInfo info
= {};
6120 if (unit_name_is_valid(unit
, UNIT_NAME_TEMPLATE
))
6121 return unit_find_template_path(unit
, lp
, NULL
, NULL
);
6123 path
= unit_dbus_path_from_name(unit
);
6127 r
= acquire_bus(BUS_MANAGER
, &bus
);
6131 r
= bus_map_all_properties(bus
, "org.freedesktop.systemd1", path
, property_map
, 0, &error
, &m
, &info
);
6133 return log_error_errno(r
, "Failed to get properties: %s", bus_error_message(&error
, r
));
6135 return !streq_ptr(info
.load_state
, "not-found") || !streq_ptr(info
.active_state
, "inactive");
6138 static int enable_unit(int argc
, char *argv
[], void *userdata
) {
6139 _cleanup_strv_free_
char **names
= NULL
;
6140 const char *verb
= argv
[0];
6141 UnitFileChange
*changes
= NULL
;
6142 size_t n_changes
= 0;
6143 int carries_install_info
= -1;
6144 bool ignore_carries_install_info
= arg_quiet
;
6150 r
= mangle_names(strv_skip(argv
, 1), &names
);
6154 r
= enable_sysv_units(verb
, names
);
6158 /* If the operation was fully executed by the SysV compat, let's finish early */
6159 if (strv_isempty(names
)) {
6160 if (arg_no_reload
|| install_client_side())
6162 return daemon_reload(argc
, argv
, userdata
);
6165 if (streq(verb
, "disable")) {
6166 r
= normalize_names(names
, true);
6171 if (streq(verb
, "link")) {
6172 r
= normalize_filenames(names
);
6177 if (install_client_side()) {
6178 UnitFileFlags flags
;
6180 flags
= args_to_flags();
6181 if (streq(verb
, "enable")) {
6182 r
= unit_file_enable(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6183 carries_install_info
= r
;
6184 } else if (streq(verb
, "disable"))
6185 r
= unit_file_disable(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6186 else if (streq(verb
, "reenable")) {
6187 r
= unit_file_reenable(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6188 carries_install_info
= r
;
6189 } else if (streq(verb
, "link"))
6190 r
= unit_file_link(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6191 else if (streq(verb
, "preset")) {
6192 r
= unit_file_preset(arg_scope
, flags
, arg_root
, names
, arg_preset_mode
, &changes
, &n_changes
);
6193 } else if (streq(verb
, "mask"))
6194 r
= unit_file_mask(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6195 else if (streq(verb
, "unmask"))
6196 r
= unit_file_unmask(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6197 else if (streq(verb
, "revert"))
6198 r
= unit_file_revert(arg_scope
, arg_root
, names
, &changes
, &n_changes
);
6200 assert_not_reached("Unknown verb");
6202 unit_file_dump_changes(r
, verb
, changes
, n_changes
, arg_quiet
);
6207 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
, *m
= NULL
;
6208 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6209 bool expect_carries_install_info
= false;
6210 bool send_runtime
= true, send_force
= true, send_preset_mode
= false;
6214 if (STR_IN_SET(verb
, "mask", "unmask")) {
6216 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
6218 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
6222 STRV_FOREACH(name
, names
) {
6223 r
= unit_exists(&lp
, *name
);
6227 log_notice("Unit %s does not exist, proceeding anyway.", *name
);
6231 r
= acquire_bus(BUS_MANAGER
, &bus
);
6235 polkit_agent_open_maybe();
6237 if (streq(verb
, "enable")) {
6238 method
= "EnableUnitFiles";
6239 expect_carries_install_info
= true;
6240 } else if (streq(verb
, "disable")) {
6241 method
= "DisableUnitFiles";
6243 } else if (streq(verb
, "reenable")) {
6244 method
= "ReenableUnitFiles";
6245 expect_carries_install_info
= true;
6246 } else if (streq(verb
, "link"))
6247 method
= "LinkUnitFiles";
6248 else if (streq(verb
, "preset")) {
6250 if (arg_preset_mode
!= UNIT_FILE_PRESET_FULL
) {
6251 method
= "PresetUnitFilesWithMode";
6252 send_preset_mode
= true;
6254 method
= "PresetUnitFiles";
6256 expect_carries_install_info
= true;
6257 ignore_carries_install_info
= true;
6258 } else if (streq(verb
, "mask"))
6259 method
= "MaskUnitFiles";
6260 else if (streq(verb
, "unmask")) {
6261 method
= "UnmaskUnitFiles";
6263 } else if (streq(verb
, "revert")) {
6264 method
= "RevertUnitFiles";
6265 send_runtime
= send_force
= false;
6267 assert_not_reached("Unknown verb");
6269 r
= sd_bus_message_new_method_call(
6272 "org.freedesktop.systemd1",
6273 "/org/freedesktop/systemd1",
6274 "org.freedesktop.systemd1.Manager",
6277 return bus_log_create_error(r
);
6279 r
= sd_bus_message_append_strv(m
, names
);
6281 return bus_log_create_error(r
);
6283 if (send_preset_mode
) {
6284 r
= sd_bus_message_append(m
, "s", unit_file_preset_mode_to_string(arg_preset_mode
));
6286 return bus_log_create_error(r
);
6290 r
= sd_bus_message_append(m
, "b", arg_runtime
);
6292 return bus_log_create_error(r
);
6296 r
= sd_bus_message_append(m
, "b", arg_force
);
6298 return bus_log_create_error(r
);
6301 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
6303 return log_error_errno(r
, "Failed to %s unit: %s", verb
, bus_error_message(&error
, r
));
6305 if (expect_carries_install_info
) {
6306 r
= sd_bus_message_read(reply
, "b", &carries_install_info
);
6308 return bus_log_parse_error(r
);
6311 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
6315 /* Try to reload if enabled */
6317 r
= daemon_reload(argc
, argv
, userdata
);
6322 if (carries_install_info
== 0 && !ignore_carries_install_info
)
6323 log_warning("The unit files have no installation config (WantedBy, RequiredBy, Also, Alias\n"
6324 "settings in the [Install] section, and DefaultInstance for template units).\n"
6325 "This means they are not meant to be enabled using systemctl.\n"
6326 "Possible reasons for having this kind of units are:\n"
6327 "1) A unit may be statically enabled by being symlinked from another unit's\n"
6328 " .wants/ or .requires/ directory.\n"
6329 "2) A unit's purpose may be to act as a helper for some other unit which has\n"
6330 " a requirement dependency on it.\n"
6331 "3) A unit may be started when needed via activation (socket, path, timer,\n"
6332 " D-Bus, udev, scripted systemctl call, ...).\n"
6333 "4) In case of template units, the unit is meant to be enabled with some\n"
6334 " instance name specified.");
6336 if (arg_now
&& STR_IN_SET(argv
[0], "enable", "disable", "mask")) {
6340 r
= acquire_bus(BUS_MANAGER
, &bus
);
6344 len
= strv_length(names
);
6346 char *new_args
[len
+ 2];
6348 new_args
[0] = (char*) (streq(argv
[0], "enable") ? "start" : "stop");
6349 for (i
= 0; i
< len
; i
++)
6350 new_args
[i
+ 1] = basename(names
[i
]);
6351 new_args
[i
+ 1] = NULL
;
6353 r
= start_unit(len
+ 1, new_args
, userdata
);
6358 unit_file_changes_free(changes
, n_changes
);
6363 static int add_dependency(int argc
, char *argv
[], void *userdata
) {
6364 _cleanup_strv_free_
char **names
= NULL
;
6365 _cleanup_free_
char *target
= NULL
;
6366 const char *verb
= argv
[0];
6367 UnitFileChange
*changes
= NULL
;
6368 size_t n_changes
= 0;
6375 r
= unit_name_mangle_with_suffix(argv
[1], arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
, ".target", &target
);
6377 return log_error_errno(r
, "Failed to mangle unit name: %m");
6379 r
= mangle_names(strv_skip(argv
, 2), &names
);
6383 if (streq(verb
, "add-wants"))
6385 else if (streq(verb
, "add-requires"))
6386 dep
= UNIT_REQUIRES
;
6388 assert_not_reached("Unknown verb");
6390 if (install_client_side()) {
6391 r
= unit_file_add_dependency(arg_scope
, args_to_flags(), arg_root
, names
, target
, dep
, &changes
, &n_changes
);
6392 unit_file_dump_changes(r
, "add dependency on", changes
, n_changes
, arg_quiet
);
6397 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
, *m
= NULL
;
6398 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6401 r
= acquire_bus(BUS_MANAGER
, &bus
);
6405 polkit_agent_open_maybe();
6407 r
= sd_bus_message_new_method_call(
6410 "org.freedesktop.systemd1",
6411 "/org/freedesktop/systemd1",
6412 "org.freedesktop.systemd1.Manager",
6413 "AddDependencyUnitFiles");
6415 return bus_log_create_error(r
);
6417 r
= sd_bus_message_append_strv(m
, names
);
6419 return bus_log_create_error(r
);
6421 r
= sd_bus_message_append(m
, "ssbb", target
, unit_dependency_to_string(dep
), arg_runtime
, arg_force
);
6423 return bus_log_create_error(r
);
6425 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
6427 return log_error_errno(r
, "Failed to add dependency: %s", bus_error_message(&error
, r
));
6429 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
6433 if (arg_no_reload
) {
6438 r
= daemon_reload(argc
, argv
, userdata
);
6442 unit_file_changes_free(changes
, n_changes
);
6447 static int preset_all(int argc
, char *argv
[], void *userdata
) {
6448 UnitFileChange
*changes
= NULL
;
6449 size_t n_changes
= 0;
6452 if (install_client_side()) {
6453 r
= unit_file_preset_all(arg_scope
, args_to_flags(), arg_root
, arg_preset_mode
, &changes
, &n_changes
);
6454 unit_file_dump_changes(r
, "preset", changes
, n_changes
, arg_quiet
);
6459 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6460 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
6463 r
= acquire_bus(BUS_MANAGER
, &bus
);
6467 polkit_agent_open_maybe();
6469 r
= sd_bus_call_method(
6471 "org.freedesktop.systemd1",
6472 "/org/freedesktop/systemd1",
6473 "org.freedesktop.systemd1.Manager",
6474 "PresetAllUnitFiles",
6478 unit_file_preset_mode_to_string(arg_preset_mode
),
6482 return log_error_errno(r
, "Failed to preset all units: %s", bus_error_message(&error
, r
));
6484 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
6488 if (arg_no_reload
) {
6493 r
= daemon_reload(argc
, argv
, userdata
);
6497 unit_file_changes_free(changes
, n_changes
);
6502 static int show_installation_targets_client_side(const char *name
) {
6503 UnitFileChange
*changes
= NULL
;
6504 size_t n_changes
= 0, i
;
6505 UnitFileFlags flags
;
6509 p
= STRV_MAKE(name
);
6510 flags
= UNIT_FILE_DRY_RUN
|
6511 (arg_runtime
? UNIT_FILE_RUNTIME
: 0);
6513 r
= unit_file_disable(UNIT_FILE_SYSTEM
, flags
, NULL
, p
, &changes
, &n_changes
);
6515 return log_error_errno(r
, "Failed to get file links for %s: %m", name
);
6517 for (i
= 0; i
< n_changes
; i
++)
6518 if (changes
[i
].type
== UNIT_FILE_UNLINK
)
6519 printf(" %s\n", changes
[i
].path
);
6524 static int show_installation_targets(sd_bus
*bus
, const char *name
) {
6525 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
6526 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6530 r
= sd_bus_call_method(
6532 "org.freedesktop.systemd1",
6533 "/org/freedesktop/systemd1",
6534 "org.freedesktop.systemd1.Manager",
6538 "sb", name
, arg_runtime
);
6540 return log_error_errno(r
, "Failed to get unit file links for %s: %s", name
, bus_error_message(&error
, r
));
6542 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "s");
6544 return bus_log_parse_error(r
);
6546 while ((r
= sd_bus_message_read(reply
, "s", &link
)) > 0)
6547 printf(" %s\n", link
);
6550 return bus_log_parse_error(r
);
6552 r
= sd_bus_message_exit_container(reply
);
6554 return bus_log_parse_error(r
);
6559 static int unit_is_enabled(int argc
, char *argv
[], void *userdata
) {
6560 _cleanup_strv_free_
char **names
= NULL
;
6565 r
= mangle_names(strv_skip(argv
, 1), &names
);
6569 r
= enable_sysv_units(argv
[0], names
);
6575 if (install_client_side()) {
6576 STRV_FOREACH(name
, names
) {
6577 UnitFileState state
;
6579 r
= unit_file_get_state(arg_scope
, arg_root
, *name
, &state
);
6581 return log_error_errno(r
, "Failed to get unit file state for %s: %m", *name
);
6585 UNIT_FILE_ENABLED_RUNTIME
,
6588 UNIT_FILE_GENERATED
))
6592 puts(unit_file_state_to_string(state
));
6594 r
= show_installation_targets_client_side(*name
);
6603 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6606 r
= acquire_bus(BUS_MANAGER
, &bus
);
6610 STRV_FOREACH(name
, names
) {
6611 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
6614 r
= sd_bus_call_method(
6616 "org.freedesktop.systemd1",
6617 "/org/freedesktop/systemd1",
6618 "org.freedesktop.systemd1.Manager",
6624 return log_error_errno(r
, "Failed to get unit file state for %s: %s", *name
, bus_error_message(&error
, r
));
6626 r
= sd_bus_message_read(reply
, "s", &s
);
6628 return bus_log_parse_error(r
);
6630 if (STR_IN_SET(s
, "enabled", "enabled-runtime", "static", "indirect", "generated"))
6636 r
= show_installation_targets(bus
, *name
);
6644 return enabled
? EXIT_SUCCESS
: EXIT_FAILURE
;
6647 static int match_startup_finished(sd_bus_message
*m
, void *userdata
, sd_bus_error
*error
) {
6648 char **state
= userdata
;
6653 r
= sd_bus_get_property_string(
6654 sd_bus_message_get_bus(m
),
6655 "org.freedesktop.systemd1",
6656 "/org/freedesktop/systemd1",
6657 "org.freedesktop.systemd1.Manager",
6662 sd_event_exit(sd_bus_get_event(sd_bus_message_get_bus(m
)), r
);
6666 static int is_system_running(int argc
, char *argv
[], void *userdata
) {
6667 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6668 _cleanup_(sd_bus_slot_unrefp
) sd_bus_slot
*slot_startup_finished
= NULL
;
6669 _cleanup_(sd_event_unrefp
) sd_event
* event
= NULL
;
6670 _cleanup_free_
char *state
= NULL
;
6674 if (running_in_chroot() > 0 || (arg_transport
== BUS_TRANSPORT_LOCAL
&& !sd_booted())) {
6677 return EXIT_FAILURE
;
6680 r
= acquire_bus(BUS_MANAGER
, &bus
);
6685 r
= sd_event_default(&event
);
6687 r
= sd_bus_attach_event(bus
, event
, 0);
6689 r
= sd_bus_match_signal_async(
6691 &slot_startup_finished
,
6692 "org.freedesktop.systemd1",
6693 "/org/freedesktop/systemd1",
6694 "org.freedesktop.systemd1.Manager",
6696 match_startup_finished
, NULL
, &state
);
6698 log_warning_errno(r
, "Failed to request match for StartupFinished: %m");
6703 r
= sd_bus_get_property_string(
6705 "org.freedesktop.systemd1",
6706 "/org/freedesktop/systemd1",
6707 "org.freedesktop.systemd1.Manager",
6712 log_warning_errno(r
, "Failed to query system state: %s", bus_error_message(&error
, r
));
6716 return EXIT_FAILURE
;
6719 if (arg_wait
&& STR_IN_SET(state
, "initializing", "starting")) {
6720 r
= sd_event_loop(event
);
6722 log_warning_errno(r
, "Failed to get property from event loop: %m");
6725 return EXIT_FAILURE
;
6732 return streq(state
, "running") ? EXIT_SUCCESS
: EXIT_FAILURE
;
6735 static int create_edit_temp_file(const char *new_path
, const char *original_path
, char **ret_tmp_fn
) {
6736 _cleanup_free_
char *t
= NULL
;
6740 assert(original_path
);
6743 r
= tempfn_random(new_path
, NULL
, &t
);
6745 return log_error_errno(r
, "Failed to determine temporary filename for \"%s\": %m", new_path
);
6747 r
= mkdir_parents(new_path
, 0755);
6749 return log_error_errno(r
, "Failed to create directories for \"%s\": %m", new_path
);
6751 r
= copy_file(original_path
, t
, 0, 0644, 0, COPY_REFLINK
);
6756 return log_error_errno(r
, "Failed to create temporary file \"%s\": %m", t
);
6759 return log_error_errno(r
, "Failed to create temporary file for \"%s\": %m", new_path
);
6761 *ret_tmp_fn
= TAKE_PTR(t
);
6766 static int get_file_to_edit(
6767 const LookupPaths
*paths
,
6771 _cleanup_free_
char *path
= NULL
, *run
= NULL
;
6776 path
= strjoin(paths
->persistent_config
, "/", name
);
6781 run
= strjoin(paths
->runtime_config
, "/", name
);
6787 if (access(path
, F_OK
) >= 0) {
6788 log_error("Refusing to create \"%s\" because it would be overridden by \"%s\" anyway.", run
, path
);
6792 *ret_path
= TAKE_PTR(run
);
6794 *ret_path
= TAKE_PTR(path
);
6799 static int unit_file_create_new(
6800 const LookupPaths
*paths
,
6801 const char *unit_name
,
6803 char **ret_new_path
,
6804 char **ret_tmp_path
) {
6806 char *tmp_new_path
, *tmp_tmp_path
, *ending
;
6810 assert(ret_new_path
);
6811 assert(ret_tmp_path
);
6813 ending
= strjoina(unit_name
, suffix
);
6814 r
= get_file_to_edit(paths
, ending
, &tmp_new_path
);
6818 r
= create_edit_temp_file(tmp_new_path
, tmp_new_path
, &tmp_tmp_path
);
6824 *ret_new_path
= tmp_new_path
;
6825 *ret_tmp_path
= tmp_tmp_path
;
6830 static int unit_file_create_copy(
6831 const LookupPaths
*paths
,
6832 const char *unit_name
,
6833 const char *fragment_path
,
6834 char **ret_new_path
,
6835 char **ret_tmp_path
) {
6837 char *tmp_new_path
, *tmp_tmp_path
;
6840 assert(fragment_path
);
6842 assert(ret_new_path
);
6843 assert(ret_tmp_path
);
6845 r
= get_file_to_edit(paths
, unit_name
, &tmp_new_path
);
6849 if (!path_equal(fragment_path
, tmp_new_path
) && access(tmp_new_path
, F_OK
) == 0) {
6852 r
= ask_char(&response
, "yn", "\"%s\" already exists. Overwrite with \"%s\"? [(y)es, (n)o] ", tmp_new_path
, fragment_path
);
6857 if (response
!= 'y') {
6858 log_warning("%s ignored", unit_name
);
6860 return -EKEYREJECTED
;
6864 r
= create_edit_temp_file(tmp_new_path
, fragment_path
, &tmp_tmp_path
);
6870 *ret_new_path
= tmp_new_path
;
6871 *ret_tmp_path
= tmp_tmp_path
;
6876 static int run_editor(char **paths
) {
6881 r
= safe_fork("(editor)", FORK_RESET_SIGNALS
|FORK_DEATHSIG
|FORK_LOG
|FORK_WAIT
, NULL
);
6885 char **editor_args
= NULL
, **tmp_path
, **original_path
, *p
;
6886 size_t n_editor_args
= 0, i
= 1, argc
;
6887 const char **args
, *editor
;
6889 argc
= strv_length(paths
)/2 + 1;
6891 /* SYSTEMD_EDITOR takes precedence over EDITOR which takes precedence over VISUAL
6892 * If neither SYSTEMD_EDITOR nor EDITOR nor VISUAL are present,
6893 * we try to execute well known editors
6895 editor
= getenv("SYSTEMD_EDITOR");
6897 editor
= getenv("EDITOR");
6899 editor
= getenv("VISUAL");
6901 if (!isempty(editor
)) {
6902 editor_args
= strv_split(editor
, WHITESPACE
);
6905 _exit(EXIT_FAILURE
);
6907 n_editor_args
= strv_length(editor_args
);
6908 argc
+= n_editor_args
- 1;
6910 args
= newa(const char*, argc
+ 1);
6912 if (n_editor_args
> 0) {
6913 args
[0] = editor_args
[0];
6914 for (; i
< n_editor_args
; i
++)
6915 args
[i
] = editor_args
[i
];
6918 STRV_FOREACH_PAIR(original_path
, tmp_path
, paths
) {
6919 args
[i
] = *tmp_path
;
6924 if (n_editor_args
> 0)
6925 execvp(args
[0], (char* const*) args
);
6927 FOREACH_STRING(p
, "editor", "nano", "vim", "vi") {
6929 execvp(p
, (char* const*) args
);
6930 /* We do not fail if the editor doesn't exist
6931 * because we want to try each one of them before
6934 if (errno
!= ENOENT
) {
6935 log_error_errno(errno
, "Failed to execute %s: %m", editor
);
6936 _exit(EXIT_FAILURE
);
6940 log_error("Cannot edit unit(s), no editor available. Please set either $SYSTEMD_EDITOR, $EDITOR or $VISUAL.");
6941 _exit(EXIT_FAILURE
);
6947 static int find_paths_to_edit(sd_bus
*bus
, char **names
, char ***paths
) {
6948 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
6955 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
6959 STRV_FOREACH(name
, names
) {
6960 _cleanup_free_
char *path
= NULL
, *new_path
= NULL
, *tmp_path
= NULL
, *tmp_name
= NULL
;
6961 const char *unit_name
;
6963 r
= unit_find_paths(bus
, *name
, &lp
, &path
, NULL
);
6971 log_error("Run 'systemctl edit%s --force %s' to create a new unit.",
6972 arg_scope
== UNIT_FILE_GLOBAL
? " --global" :
6973 arg_scope
== UNIT_FILE_USER
? " --user" : "",
6978 /* Create a new unit from scratch */
6980 r
= unit_file_create_new(&lp
, unit_name
,
6981 arg_full
? NULL
: ".d/override.conf",
6982 &new_path
, &tmp_path
);
6986 unit_name
= basename(path
);
6987 /* We follow unit aliases, but we need to propagate the instance */
6988 if (unit_name_is_valid(*name
, UNIT_NAME_INSTANCE
) &&
6989 unit_name_is_valid(unit_name
, UNIT_NAME_TEMPLATE
)) {
6990 _cleanup_free_
char *instance
= NULL
;
6992 r
= unit_name_to_instance(*name
, &instance
);
6996 r
= unit_name_replace_instance(unit_name
, instance
, &tmp_name
);
7000 unit_name
= tmp_name
;
7004 r
= unit_file_create_copy(&lp
, unit_name
, path
, &new_path
, &tmp_path
);
7006 r
= unit_file_create_new(&lp
, unit_name
, ".d/override.conf", &new_path
, &tmp_path
);
7011 r
= strv_push_pair(paths
, new_path
, tmp_path
);
7014 new_path
= tmp_path
= NULL
;
7020 static int edit(int argc
, char *argv
[], void *userdata
) {
7021 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
7022 _cleanup_strv_free_
char **names
= NULL
;
7023 _cleanup_strv_free_
char **paths
= NULL
;
7024 char **original
, **tmp
;
7029 log_error("Cannot edit units if not on a tty.");
7033 if (arg_transport
!= BUS_TRANSPORT_LOCAL
) {
7034 log_error("Cannot edit units remotely.");
7038 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
7040 return log_error_errno(r
, "Failed to determine unit paths: %m");
7042 r
= acquire_bus(BUS_MANAGER
, &bus
);
7046 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
);
7048 return log_error_errno(r
, "Failed to expand names: %m");
7050 STRV_FOREACH(tmp
, names
) {
7051 r
= unit_is_masked(bus
, &lp
, *tmp
);
7056 log_error("Cannot edit %s: unit is masked.", *tmp
);
7061 r
= find_paths_to_edit(bus
, names
, &paths
);
7065 if (strv_isempty(paths
))
7068 r
= run_editor(paths
);
7072 STRV_FOREACH_PAIR(original
, tmp
, paths
) {
7073 /* If the temporary file is empty we ignore it.
7074 * This allows the user to cancel the modification.
7076 if (null_or_empty_path(*tmp
)) {
7077 log_warning("Editing \"%s\" canceled: temporary file is empty.", *original
);
7081 r
= rename(*tmp
, *original
);
7083 r
= log_error_errno(errno
, "Failed to rename \"%s\" to \"%s\": %m", *tmp
, *original
);
7090 if (!arg_no_reload
&& !install_client_side())
7091 r
= daemon_reload(argc
, argv
, userdata
);
7094 STRV_FOREACH_PAIR(original
, tmp
, paths
) {
7095 (void) unlink(*tmp
);
7097 /* Removing empty dropin dirs */
7099 _cleanup_free_
char *dir
;
7101 dir
= dirname_malloc(*original
);
7105 /* no need to check if the dir is empty, rmdir
7106 * does nothing if it is not the case.
7115 static int systemctl_help(void) {
7116 _cleanup_free_
char *link
= NULL
;
7119 (void) pager_open(arg_no_pager
, false);
7121 r
= terminal_urlify_man("systemctl", "1", &link
);
7125 printf("%s [OPTIONS...] {COMMAND} ...\n\n"
7126 "Query or send control commands to the systemd manager.\n\n"
7127 " -h --help Show this help\n"
7128 " --version Show package version\n"
7129 " --system Connect to system manager\n"
7130 " --user Connect to user service manager\n"
7131 " -H --host=[USER@]HOST\n"
7132 " Operate on remote host\n"
7133 " -M --machine=CONTAINER\n"
7134 " Operate on local container\n"
7135 " -t --type=TYPE List units of a particular type\n"
7136 " --state=STATE List units with particular LOAD or SUB or ACTIVE state\n"
7137 " -p --property=NAME Show only properties by this name\n"
7138 " -a --all Show all properties/all units currently in memory,\n"
7139 " including dead/empty ones. To list all units installed on\n"
7140 " the system, use the 'list-unit-files' command instead.\n"
7141 " --failed Same as --state=failed\n"
7142 " -l --full Don't ellipsize unit names on output\n"
7143 " -r --recursive Show unit list of host and local containers\n"
7144 " --reverse Show reverse dependencies with 'list-dependencies'\n"
7145 " --job-mode=MODE Specify how to deal with already queued jobs, when\n"
7146 " queueing a new job\n"
7147 " --show-types When showing sockets, explicitly show their type\n"
7148 " --value When showing properties, only print the value\n"
7149 " -i --ignore-inhibitors\n"
7150 " When shutting down or sleeping, ignore inhibitors\n"
7151 " --kill-who=WHO Who to send signal to\n"
7152 " -s --signal=SIGNAL Which signal to send\n"
7153 " --now Start or stop unit in addition to enabling or disabling it\n"
7154 " --dry-run Only print what would be done\n"
7155 " -q --quiet Suppress output\n"
7156 " --wait For (re)start, wait until service stopped again\n"
7157 " For is-system-running, wait until startup is completed\n"
7158 " --no-block Do not wait until operation finished\n"
7159 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7160 " --no-reload Don't reload daemon after en-/dis-abling unit files\n"
7161 " --no-legend Do not print a legend (column headers and hints)\n"
7162 " --no-pager Do not pipe output into a pager\n"
7163 " --no-ask-password\n"
7164 " Do not ask for system passwords\n"
7165 " --global Enable/disable/mask unit files globally\n"
7166 " --runtime Enable/disable/mask unit files temporarily until next\n"
7168 " -f --force When enabling unit files, override existing symlinks\n"
7169 " When shutting down, execute action immediately\n"
7170 " --preset-mode= Apply only enable, only disable, or all presets\n"
7171 " --root=PATH Enable/disable/mask unit files in the specified root\n"
7173 " -n --lines=INTEGER Number of journal entries to show\n"
7174 " -o --output=STRING Change journal output mode (short, short-precise,\n"
7175 " short-iso, short-iso-precise, short-full,\n"
7176 " short-monotonic, short-unix,\n"
7177 " verbose, export, json, json-pretty, json-sse, cat)\n"
7178 " --firmware-setup Tell the firmware to show the setup menu on next boot\n"
7179 " --plain Print unit dependencies as a list instead of a tree\n\n"
7181 " list-units [PATTERN...] List units currently in memory\n"
7182 " list-sockets [PATTERN...] List socket units currently in memory,\n"
7183 " ordered by address\n"
7184 " list-timers [PATTERN...] List timer units currently in memory,\n"
7185 " ordered by next elapse\n"
7186 " start UNIT... Start (activate) one or more units\n"
7187 " stop UNIT... Stop (deactivate) one or more units\n"
7188 " reload UNIT... Reload one or more units\n"
7189 " restart UNIT... Start or restart one or more units\n"
7190 " try-restart UNIT... Restart one or more units if active\n"
7191 " reload-or-restart UNIT... Reload one or more units if possible,\n"
7192 " otherwise start or restart\n"
7193 " try-reload-or-restart UNIT... If active, reload one or more units,\n"
7194 " if supported, otherwise restart\n"
7195 " isolate UNIT Start one unit and stop all others\n"
7196 " kill UNIT... Send signal to processes of a unit\n"
7197 " is-active PATTERN... Check whether units are active\n"
7198 " is-failed PATTERN... Check whether units are failed\n"
7199 " status [PATTERN...|PID...] Show runtime status of one or more units\n"
7200 " show [PATTERN...|JOB...] Show properties of one or more\n"
7201 " units/jobs or the manager\n"
7202 " cat PATTERN... Show files and drop-ins of specified units\n"
7203 " set-property UNIT PROPERTY=VALUE... Sets one or more properties of a unit\n"
7204 " help PATTERN...|PID... Show manual for one or more units\n"
7205 " reset-failed [PATTERN...] Reset failed state for all, one, or more\n"
7207 " list-dependencies [UNIT] Recursively show units which are required\n"
7208 " or wanted by this unit or by which this\n"
7209 " unit is required or wanted\n\n"
7210 "Unit File Commands:\n"
7211 " list-unit-files [PATTERN...] List installed unit files\n"
7212 " enable [UNIT...|PATH...] Enable one or more unit files\n"
7213 " disable UNIT... Disable one or more unit files\n"
7214 " reenable UNIT... Reenable one or more unit files\n"
7215 " preset UNIT... Enable/disable one or more unit files\n"
7216 " based on preset configuration\n"
7217 " preset-all Enable/disable all unit files based on\n"
7218 " preset configuration\n"
7219 " is-enabled UNIT... Check whether unit files are enabled\n"
7220 " mask UNIT... Mask one or more units\n"
7221 " unmask UNIT... Unmask one or more units\n"
7222 " link PATH... Link one or more units files into\n"
7223 " the search path\n"
7224 " revert UNIT... Revert one or more unit files to vendor\n"
7226 " add-wants TARGET UNIT... Add 'Wants' dependency for the target\n"
7227 " on specified one or more units\n"
7228 " add-requires TARGET UNIT... Add 'Requires' dependency for the target\n"
7229 " on specified one or more units\n"
7230 " edit UNIT... Edit one or more unit files\n"
7231 " get-default Get the name of the default target\n"
7232 " set-default TARGET Set the default target\n\n"
7233 "Machine Commands:\n"
7234 " list-machines [PATTERN...] List local containers and host\n\n"
7236 " list-jobs [PATTERN...] List jobs\n"
7237 " cancel [JOB...] Cancel all, one, or more jobs\n\n"
7238 "Environment Commands:\n"
7239 " show-environment Dump environment\n"
7240 " set-environment VARIABLE=VALUE... Set one or more environment variables\n"
7241 " unset-environment VARIABLE... Unset one or more environment variables\n"
7242 " import-environment [VARIABLE...] Import all or some environment variables\n\n"
7243 "Manager Lifecycle Commands:\n"
7244 " daemon-reload Reload systemd manager configuration\n"
7245 " daemon-reexec Reexecute systemd manager\n\n"
7246 "System Commands:\n"
7247 " is-system-running Check whether system is fully running\n"
7248 " default Enter system default mode\n"
7249 " rescue Enter system rescue mode\n"
7250 " emergency Enter system emergency mode\n"
7251 " halt Shut down and halt the system\n"
7252 " poweroff Shut down and power-off the system\n"
7253 " reboot [ARG] Shut down and reboot the system\n"
7254 " kexec Shut down and reboot the system with kexec\n"
7255 " exit [EXIT_CODE] Request user instance or container exit\n"
7256 " switch-root ROOT [INIT] Change to a different root file system\n"
7257 " suspend Suspend the system\n"
7258 " hibernate Hibernate the system\n"
7259 " hybrid-sleep Hibernate and suspend the system\n"
7260 " suspend-then-hibernate Suspend the system, wake after a period of\n"
7261 " time and put it into hibernate\n"
7262 "\nSee the %s for details.\n"
7263 , program_invocation_short_name
7270 static int halt_help(void) {
7271 _cleanup_free_
char *link
= NULL
;
7274 r
= terminal_urlify_man("halt", "8", &link
);
7278 printf("%s [OPTIONS...]%s\n\n"
7279 "%s the system.\n\n"
7280 " --help Show this help\n"
7281 " --halt Halt the machine\n"
7282 " -p --poweroff Switch off the machine\n"
7283 " --reboot Reboot the machine\n"
7284 " -f --force Force immediate halt/power-off/reboot\n"
7285 " -w --wtmp-only Don't halt/power-off/reboot, just write wtmp record\n"
7286 " -d --no-wtmp Don't write wtmp record\n"
7287 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7288 "\nSee the %s for details.\n"
7289 , program_invocation_short_name
7290 , arg_action
== ACTION_REBOOT
? " [ARG]" : "",
7291 arg_action
== ACTION_REBOOT
? "Reboot" :
7292 arg_action
== ACTION_POWEROFF
? "Power off" :
7300 static int shutdown_help(void) {
7301 _cleanup_free_
char *link
= NULL
;
7304 r
= terminal_urlify_man("shutdown", "8", &link
);
7308 printf("%s [OPTIONS...] [TIME] [WALL...]\n\n"
7309 "Shut down the system.\n\n"
7310 " --help Show this help\n"
7311 " -H --halt Halt the machine\n"
7312 " -P --poweroff Power-off the machine\n"
7313 " -r --reboot Reboot the machine\n"
7314 " -h Equivalent to --poweroff, overridden by --halt\n"
7315 " -k Don't halt/power-off/reboot, just send warnings\n"
7316 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7317 " -c Cancel a pending shutdown\n"
7318 "\nSee the %s for details.\n"
7319 , program_invocation_short_name
7326 static int telinit_help(void) {
7327 _cleanup_free_
char *link
= NULL
;
7330 r
= terminal_urlify_man("telinit", "8", &link
);
7334 printf("%s [OPTIONS...] {COMMAND}\n\n"
7335 "Send control commands to the init daemon.\n\n"
7336 " --help Show this help\n"
7337 " --no-wall Don't send wall message before halt/power-off/reboot\n\n"
7339 " 0 Power-off the machine\n"
7340 " 6 Reboot the machine\n"
7341 " 2, 3, 4, 5 Start runlevelX.target unit\n"
7342 " 1, s, S Enter rescue mode\n"
7343 " q, Q Reload init daemon configuration\n"
7344 " u, U Reexecute init daemon\n"
7345 "\nSee the %s for details.\n"
7346 , program_invocation_short_name
7353 static int runlevel_help(void) {
7354 _cleanup_free_
char *link
= NULL
;
7357 r
= terminal_urlify_man("runlevel", "8", &link
);
7361 printf("%s [OPTIONS...]\n\n"
7362 "Prints the previous and current runlevel of the init system.\n\n"
7363 " --help Show this help\n"
7364 "\nSee the %s for details.\n"
7365 , program_invocation_short_name
7372 static void help_types(void) {
7374 puts("Available unit types:");
7376 DUMP_STRING_TABLE(unit_type
, UnitType
, _UNIT_TYPE_MAX
);
7379 static void help_states(void) {
7381 puts("Available unit load states:");
7382 DUMP_STRING_TABLE(unit_load_state
, UnitLoadState
, _UNIT_LOAD_STATE_MAX
);
7385 puts("\nAvailable unit active states:");
7386 DUMP_STRING_TABLE(unit_active_state
, UnitActiveState
, _UNIT_ACTIVE_STATE_MAX
);
7389 puts("\nAvailable automount unit substates:");
7390 DUMP_STRING_TABLE(automount_state
, AutomountState
, _AUTOMOUNT_STATE_MAX
);
7393 puts("\nAvailable device unit substates:");
7394 DUMP_STRING_TABLE(device_state
, DeviceState
, _DEVICE_STATE_MAX
);
7397 puts("\nAvailable mount unit substates:");
7398 DUMP_STRING_TABLE(mount_state
, MountState
, _MOUNT_STATE_MAX
);
7401 puts("\nAvailable path unit substates:");
7402 DUMP_STRING_TABLE(path_state
, PathState
, _PATH_STATE_MAX
);
7405 puts("\nAvailable scope unit substates:");
7406 DUMP_STRING_TABLE(scope_state
, ScopeState
, _SCOPE_STATE_MAX
);
7409 puts("\nAvailable service unit substates:");
7410 DUMP_STRING_TABLE(service_state
, ServiceState
, _SERVICE_STATE_MAX
);
7413 puts("\nAvailable slice unit substates:");
7414 DUMP_STRING_TABLE(slice_state
, SliceState
, _SLICE_STATE_MAX
);
7417 puts("\nAvailable socket unit substates:");
7418 DUMP_STRING_TABLE(socket_state
, SocketState
, _SOCKET_STATE_MAX
);
7421 puts("\nAvailable swap unit substates:");
7422 DUMP_STRING_TABLE(swap_state
, SwapState
, _SWAP_STATE_MAX
);
7425 puts("\nAvailable target unit substates:");
7426 DUMP_STRING_TABLE(target_state
, TargetState
, _TARGET_STATE_MAX
);
7429 puts("\nAvailable timer unit substates:");
7430 DUMP_STRING_TABLE(timer_state
, TimerState
, _TIMER_STATE_MAX
);
7433 static int systemctl_parse_argv(int argc
, char *argv
[]) {
7442 ARG_IGNORE_DEPENDENCIES
,
7455 ARG_NO_ASK_PASSWORD
,
7468 static const struct option options
[] = {
7469 { "help", no_argument
, NULL
, 'h' },
7470 { "version", no_argument
, NULL
, ARG_VERSION
},
7471 { "type", required_argument
, NULL
, 't' },
7472 { "property", required_argument
, NULL
, 'p' },
7473 { "all", no_argument
, NULL
, 'a' },
7474 { "reverse", no_argument
, NULL
, ARG_REVERSE
},
7475 { "after", no_argument
, NULL
, ARG_AFTER
},
7476 { "before", no_argument
, NULL
, ARG_BEFORE
},
7477 { "show-types", no_argument
, NULL
, ARG_SHOW_TYPES
},
7478 { "failed", no_argument
, NULL
, ARG_FAILED
}, /* compatibility only */
7479 { "full", no_argument
, NULL
, 'l' },
7480 { "job-mode", required_argument
, NULL
, ARG_JOB_MODE
},
7481 { "fail", no_argument
, NULL
, ARG_FAIL
}, /* compatibility only */
7482 { "irreversible", no_argument
, NULL
, ARG_IRREVERSIBLE
}, /* compatibility only */
7483 { "ignore-dependencies", no_argument
, NULL
, ARG_IGNORE_DEPENDENCIES
}, /* compatibility only */
7484 { "ignore-inhibitors", no_argument
, NULL
, 'i' },
7485 { "value", no_argument
, NULL
, ARG_VALUE
},
7486 { "user", no_argument
, NULL
, ARG_USER
},
7487 { "system", no_argument
, NULL
, ARG_SYSTEM
},
7488 { "global", no_argument
, NULL
, ARG_GLOBAL
},
7489 { "wait", no_argument
, NULL
, ARG_WAIT
},
7490 { "no-block", no_argument
, NULL
, ARG_NO_BLOCK
},
7491 { "no-legend", no_argument
, NULL
, ARG_NO_LEGEND
},
7492 { "no-pager", no_argument
, NULL
, ARG_NO_PAGER
},
7493 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
7494 { "dry-run", no_argument
, NULL
, ARG_DRY_RUN
},
7495 { "quiet", no_argument
, NULL
, 'q' },
7496 { "root", required_argument
, NULL
, ARG_ROOT
},
7497 { "force", no_argument
, NULL
, 'f' },
7498 { "no-reload", no_argument
, NULL
, ARG_NO_RELOAD
},
7499 { "kill-who", required_argument
, NULL
, ARG_KILL_WHO
},
7500 { "signal", required_argument
, NULL
, 's' },
7501 { "no-ask-password", no_argument
, NULL
, ARG_NO_ASK_PASSWORD
},
7502 { "host", required_argument
, NULL
, 'H' },
7503 { "machine", required_argument
, NULL
, 'M' },
7504 { "runtime", no_argument
, NULL
, ARG_RUNTIME
},
7505 { "lines", required_argument
, NULL
, 'n' },
7506 { "output", required_argument
, NULL
, 'o' },
7507 { "plain", no_argument
, NULL
, ARG_PLAIN
},
7508 { "state", required_argument
, NULL
, ARG_STATE
},
7509 { "recursive", no_argument
, NULL
, 'r' },
7510 { "preset-mode", required_argument
, NULL
, ARG_PRESET_MODE
},
7511 { "firmware-setup", no_argument
, NULL
, ARG_FIRMWARE_SETUP
},
7512 { "now", no_argument
, NULL
, ARG_NOW
},
7513 { "message", required_argument
, NULL
, ARG_MESSAGE
},
7523 /* we default to allowing interactive authorization only in systemctl (not in the legacy commands) */
7524 arg_ask_password
= true;
7526 while ((c
= getopt_long(argc
, argv
, "ht:p:alqfs:H:M:n:o:ir", options
, NULL
)) >= 0)
7531 return systemctl_help();
7537 if (isempty(optarg
)) {
7538 log_error("--type= requires arguments.");
7542 for (p
= optarg
;;) {
7543 _cleanup_free_
char *type
= NULL
;
7545 r
= extract_first_word(&p
, &type
, ",", 0);
7547 return log_error_errno(r
, "Failed to parse type: %s", optarg
);
7551 if (streq(type
, "help")) {
7556 if (unit_type_from_string(type
) >= 0) {
7557 if (strv_push(&arg_types
, type
) < 0)
7563 /* It's much nicer to use --state= for
7564 * load states, but let's support this
7565 * in --types= too for compatibility
7566 * with old versions */
7567 if (unit_load_state_from_string(type
) >= 0) {
7568 if (strv_push(&arg_states
, type
) < 0)
7574 log_error("Unknown unit type or load state '%s'.", type
);
7575 log_info("Use -t help to see a list of allowed values.");
7583 /* Make sure that if the empty property list
7584 was specified, we won't show any properties. */
7585 if (isempty(optarg
) && !arg_properties
) {
7586 arg_properties
= new0(char*, 1);
7587 if (!arg_properties
)
7590 for (p
= optarg
;;) {
7591 _cleanup_free_
char *prop
= NULL
;
7593 r
= extract_first_word(&p
, &prop
, ",", 0);
7595 return log_error_errno(r
, "Failed to parse property: %s", optarg
);
7599 if (strv_push(&arg_properties
, prop
) < 0)
7605 /* If the user asked for a particular
7606 * property, show it to him, even if it is
7618 arg_dependency
= DEPENDENCY_REVERSE
;
7622 arg_dependency
= DEPENDENCY_AFTER
;
7623 arg_jobs_after
= true;
7627 arg_dependency
= DEPENDENCY_BEFORE
;
7628 arg_jobs_before
= true;
7631 case ARG_SHOW_TYPES
:
7632 arg_show_types
= true;
7640 arg_job_mode
= optarg
;
7644 arg_job_mode
= "fail";
7647 case ARG_IRREVERSIBLE
:
7648 arg_job_mode
= "replace-irreversibly";
7651 case ARG_IGNORE_DEPENDENCIES
:
7652 arg_job_mode
= "ignore-dependencies";
7656 arg_scope
= UNIT_FILE_USER
;
7660 arg_scope
= UNIT_FILE_SYSTEM
;
7664 arg_scope
= UNIT_FILE_GLOBAL
;
7672 arg_no_block
= true;
7676 arg_no_legend
= true;
7680 arg_no_pager
= true;
7688 r
= parse_path_argument_and_warn(optarg
, false, &arg_root
);
7698 if (strv_extend(&arg_states
, "failed") < 0)
7716 arg_no_reload
= true;
7720 arg_kill_who
= optarg
;
7724 if (streq(optarg
, "help")) {
7725 DUMP_STRING_TABLE(signal
, int, _NSIG
);
7729 arg_signal
= signal_from_string(optarg
);
7730 if (arg_signal
< 0) {
7731 log_error("Failed to parse signal string %s.", optarg
);
7736 case ARG_NO_ASK_PASSWORD
:
7737 arg_ask_password
= false;
7741 arg_transport
= BUS_TRANSPORT_REMOTE
;
7746 arg_transport
= BUS_TRANSPORT_MACHINE
;
7755 if (safe_atou(optarg
, &arg_lines
) < 0) {
7756 log_error("Failed to parse lines '%s'", optarg
);
7762 if (streq(optarg
, "help")) {
7763 DUMP_STRING_TABLE(output_mode
, OutputMode
, _OUTPUT_MODE_MAX
);
7767 arg_output
= output_mode_from_string(optarg
);
7768 if (arg_output
< 0) {
7769 log_error("Unknown output '%s'.", optarg
);
7775 arg_ignore_inhibitors
= true;
7782 case ARG_FIRMWARE_SETUP
:
7783 arg_firmware_setup
= true;
7787 if (isempty(optarg
)) {
7788 log_error("--state= requires arguments.");
7792 for (p
= optarg
;;) {
7793 _cleanup_free_
char *s
= NULL
;
7795 r
= extract_first_word(&p
, &s
, ",", 0);
7797 return log_error_errno(r
, "Failed to parse state: %s", optarg
);
7801 if (streq(s
, "help")) {
7806 if (strv_push(&arg_states
, s
) < 0)
7815 if (geteuid() != 0) {
7816 log_error("--recursive requires root privileges.");
7820 arg_recursive
= true;
7823 case ARG_PRESET_MODE
:
7824 if (streq(optarg
, "help")) {
7825 DUMP_STRING_TABLE(unit_file_preset_mode
, UnitFilePresetMode
, _UNIT_FILE_PRESET_MAX
);
7829 arg_preset_mode
= unit_file_preset_mode_from_string(optarg
);
7830 if (arg_preset_mode
< 0) {
7831 log_error("Failed to parse preset mode: %s.", optarg
);
7842 if (strv_extend(&arg_wall
, optarg
) < 0)
7850 assert_not_reached("Unhandled option");
7853 if (arg_transport
!= BUS_TRANSPORT_LOCAL
&& arg_scope
!= UNIT_FILE_SYSTEM
) {
7854 log_error("Cannot access user instance remotely.");
7858 if (arg_wait
&& arg_no_block
) {
7859 log_error("--wait may not be combined with --no-block.");
7863 if (arg_runtime
&& STRPTR_IN_SET(argv
[optind
], "disable", "unmask", "preset", "preset-all")) {
7864 log_error("--runtime cannot be used with %s", argv
[optind
]);
7871 static int halt_parse_argv(int argc
, char *argv
[]) {
7879 static const struct option options
[] = {
7880 { "help", no_argument
, NULL
, ARG_HELP
},
7881 { "halt", no_argument
, NULL
, ARG_HALT
},
7882 { "poweroff", no_argument
, NULL
, 'p' },
7883 { "reboot", no_argument
, NULL
, ARG_REBOOT
},
7884 { "force", no_argument
, NULL
, 'f' },
7885 { "wtmp-only", no_argument
, NULL
, 'w' },
7886 { "no-wtmp", no_argument
, NULL
, 'd' },
7887 { "no-sync", no_argument
, NULL
, 'n' },
7888 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
7897 if (utmp_get_runlevel(&runlevel
, NULL
) >= 0)
7898 if (IN_SET(runlevel
, '0', '6'))
7901 while ((c
= getopt_long(argc
, argv
, "pfwdnih", options
, NULL
)) >= 0)
7908 arg_action
= ACTION_HALT
;
7912 if (arg_action
!= ACTION_REBOOT
)
7913 arg_action
= ACTION_POWEROFF
;
7917 arg_action
= ACTION_REBOOT
;
7942 /* Compatibility nops */
7949 assert_not_reached("Unhandled option");
7952 if (arg_action
== ACTION_REBOOT
&& (argc
== optind
|| argc
== optind
+ 1)) {
7953 r
= update_reboot_parameter_and_warn(argc
== optind
+ 1 ? argv
[optind
] : NULL
);
7956 } else if (optind
< argc
) {
7957 log_error("Too many arguments.");
7964 static int parse_shutdown_time_spec(const char *t
, usec_t
*_u
) {
7968 if (streq(t
, "now"))
7970 else if (!strchr(t
, ':')) {
7973 if (safe_atou64(t
, &u
) < 0)
7976 *_u
= now(CLOCK_REALTIME
) + USEC_PER_MINUTE
* u
;
7985 hour
= strtol(t
, &e
, 10);
7986 if (errno
> 0 || *e
!= ':' || hour
< 0 || hour
> 23)
7989 minute
= strtol(e
+1, &e
, 10);
7990 if (errno
> 0 || *e
!= 0 || minute
< 0 || minute
> 59)
7993 n
= now(CLOCK_REALTIME
);
7994 s
= (time_t) (n
/ USEC_PER_SEC
);
7996 assert_se(localtime_r(&s
, &tm
));
7998 tm
.tm_hour
= (int) hour
;
7999 tm
.tm_min
= (int) minute
;
8005 *_u
= (usec_t
) s
* USEC_PER_SEC
;
8008 *_u
+= USEC_PER_DAY
;
8014 static int shutdown_parse_argv(int argc
, char *argv
[]) {
8020 static const struct option options
[] = {
8021 { "help", no_argument
, NULL
, ARG_HELP
},
8022 { "halt", no_argument
, NULL
, 'H' },
8023 { "poweroff", no_argument
, NULL
, 'P' },
8024 { "reboot", no_argument
, NULL
, 'r' },
8025 { "kexec", no_argument
, NULL
, 'K' }, /* not documented extension */
8026 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
8036 while ((c
= getopt_long(argc
, argv
, "HPrhkKat:fFc", options
, NULL
)) >= 0)
8040 return shutdown_help();
8043 arg_action
= ACTION_HALT
;
8047 arg_action
= ACTION_POWEROFF
;
8052 arg_action
= ACTION_KEXEC
;
8054 arg_action
= ACTION_REBOOT
;
8058 arg_action
= ACTION_KEXEC
;
8062 if (arg_action
!= ACTION_HALT
)
8063 arg_action
= ACTION_POWEROFF
;
8075 case 't': /* Note that we also ignore any passed argument to -t, not just the -t itself */
8078 /* Compatibility nops */
8082 arg_action
= ACTION_CANCEL_SHUTDOWN
;
8089 assert_not_reached("Unhandled option");
8092 if (argc
> optind
&& arg_action
!= ACTION_CANCEL_SHUTDOWN
) {
8093 r
= parse_shutdown_time_spec(argv
[optind
], &arg_when
);
8095 log_error("Failed to parse time specification: %s", argv
[optind
]);
8099 arg_when
= now(CLOCK_REALTIME
) + USEC_PER_MINUTE
;
8101 if (argc
> optind
&& arg_action
== ACTION_CANCEL_SHUTDOWN
)
8102 /* No time argument for shutdown cancel */
8103 wall
= argv
+ optind
;
8104 else if (argc
> optind
+ 1)
8105 /* We skip the time argument */
8106 wall
= argv
+ optind
+ 1;
8109 arg_wall
= strv_copy(wall
);
8119 static int telinit_parse_argv(int argc
, char *argv
[]) {
8125 static const struct option options
[] = {
8126 { "help", no_argument
, NULL
, ARG_HELP
},
8127 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
8131 static const struct {
8135 { '0', ACTION_POWEROFF
},
8136 { '6', ACTION_REBOOT
},
8137 { '1', ACTION_RESCUE
},
8138 { '2', ACTION_RUNLEVEL2
},
8139 { '3', ACTION_RUNLEVEL3
},
8140 { '4', ACTION_RUNLEVEL4
},
8141 { '5', ACTION_RUNLEVEL5
},
8142 { 's', ACTION_RESCUE
},
8143 { 'S', ACTION_RESCUE
},
8144 { 'q', ACTION_RELOAD
},
8145 { 'Q', ACTION_RELOAD
},
8146 { 'u', ACTION_REEXEC
},
8147 { 'U', ACTION_REEXEC
}
8156 while ((c
= getopt_long(argc
, argv
, "", options
, NULL
)) >= 0)
8160 return telinit_help();
8170 assert_not_reached("Unhandled option");
8173 if (optind
>= argc
) {
8174 log_error("%s: required argument missing.", program_invocation_short_name
);
8178 if (optind
+ 1 < argc
) {
8179 log_error("Too many arguments.");
8183 if (strlen(argv
[optind
]) != 1) {
8184 log_error("Expected single character argument.");
8188 for (i
= 0; i
< ELEMENTSOF(table
); i
++)
8189 if (table
[i
].from
== argv
[optind
][0])
8192 if (i
>= ELEMENTSOF(table
)) {
8193 log_error("Unknown command '%s'.", argv
[optind
]);
8197 arg_action
= table
[i
].to
;
8204 static int runlevel_parse_argv(int argc
, char *argv
[]) {
8209 static const struct option options
[] = {
8210 { "help", no_argument
, NULL
, ARG_HELP
},
8219 while ((c
= getopt_long(argc
, argv
, "", options
, NULL
)) >= 0)
8223 return runlevel_help();
8229 assert_not_reached("Unhandled option");
8232 if (optind
< argc
) {
8233 log_error("Too many arguments.");
8240 static int parse_argv(int argc
, char *argv
[]) {
8244 if (program_invocation_short_name
) {
8246 if (strstr(program_invocation_short_name
, "halt")) {
8247 arg_action
= ACTION_HALT
;
8248 return halt_parse_argv(argc
, argv
);
8250 } else if (strstr(program_invocation_short_name
, "poweroff")) {
8251 arg_action
= ACTION_POWEROFF
;
8252 return halt_parse_argv(argc
, argv
);
8254 } else if (strstr(program_invocation_short_name
, "reboot")) {
8256 arg_action
= ACTION_KEXEC
;
8258 arg_action
= ACTION_REBOOT
;
8259 return halt_parse_argv(argc
, argv
);
8261 } else if (strstr(program_invocation_short_name
, "shutdown")) {
8262 arg_action
= ACTION_POWEROFF
;
8263 return shutdown_parse_argv(argc
, argv
);
8265 } else if (strstr(program_invocation_short_name
, "init")) {
8267 /* Matches invocations as "init" as well as "telinit", which are synonymous when run as PID !=
8270 * On SysV "telinit" was the official command to communicate with PID 1, but "init" would
8271 * redirect itself to "telinit" if called with PID != 1. We follow the same logic here still,
8272 * though we add one level of indirection, as we implement "telinit" in "systemctl". Hence, for
8273 * us if you invoke "init" you get "systemd", but it will execve() "systemctl" immediately with
8274 * argv[] unmodified if PID is != 1. If you invoke "telinit" you directly get "systemctl". In
8275 * both cases we shall do the same thing, which is why we do strstr(p_i_s_n, "init") here, as a
8276 * quick way to match both.
8278 * Also see redirect_telinit() in src/core/main.c. */
8280 if (sd_booted() > 0) {
8281 arg_action
= _ACTION_INVALID
;
8282 return telinit_parse_argv(argc
, argv
);
8284 /* Hmm, so some other init system is running, we need to forward this request to
8285 * it. For now we simply guess that it is Upstart. */
8287 execv(TELINIT
, argv
);
8289 log_error("Couldn't find an alternative telinit implementation to spawn.");
8293 } else if (strstr(program_invocation_short_name
, "runlevel")) {
8294 arg_action
= ACTION_RUNLEVEL
;
8295 return runlevel_parse_argv(argc
, argv
);
8299 arg_action
= ACTION_SYSTEMCTL
;
8300 return systemctl_parse_argv(argc
, argv
);
8303 #if HAVE_SYSV_COMPAT
8304 _pure_
static int action_to_runlevel(void) {
8305 static const char table
[_ACTION_MAX
] = {
8306 [ACTION_HALT
] = '0',
8307 [ACTION_POWEROFF
] = '0',
8308 [ACTION_REBOOT
] = '6',
8309 [ACTION_RUNLEVEL2
] = '2',
8310 [ACTION_RUNLEVEL3
] = '3',
8311 [ACTION_RUNLEVEL4
] = '4',
8312 [ACTION_RUNLEVEL5
] = '5',
8313 [ACTION_RESCUE
] = '1'
8316 assert(arg_action
>= 0 && arg_action
< _ACTION_MAX
);
8318 return table
[arg_action
];
8322 static int talk_initctl(void) {
8323 #if HAVE_SYSV_COMPAT
8324 struct init_request request
= {
8325 .magic
= INIT_MAGIC
,
8327 .cmd
= INIT_CMD_RUNLVL
8330 _cleanup_close_
int fd
= -1;
8335 rl
= action_to_runlevel();
8339 request
.runlevel
= rl
;
8341 FOREACH_STRING(p
, "/run/initctl", "/dev/initctl") {
8342 fd
= open(p
, O_WRONLY
|O_NONBLOCK
|O_CLOEXEC
|O_NOCTTY
);
8343 if (fd
>= 0 || errno
!= ENOENT
)
8347 if (errno
== ENOENT
)
8350 return log_error_errno(errno
, "Failed to open initctl fifo: %m");
8353 r
= loop_write(fd
, &request
, sizeof(request
), false);
8355 return log_error_errno(r
, "Failed to write to %s: %m", p
);
8363 static int systemctl_main(int argc
, char *argv
[]) {
8364 static const Verb verbs
[] = {
8365 { "list-units", VERB_ANY
, VERB_ANY
, VERB_DEFAULT
|VERB_ONLINE_ONLY
, list_units
},
8366 { "list-unit-files", VERB_ANY
, VERB_ANY
, 0, list_unit_files
},
8367 { "list-sockets", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_sockets
},
8368 { "list-timers", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_timers
},
8369 { "list-jobs", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_jobs
},
8370 { "list-machines", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
|VERB_MUST_BE_ROOT
, list_machines
},
8371 { "clear-jobs", VERB_ANY
, 1, VERB_ONLINE_ONLY
, trivial_method
},
8372 { "cancel", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, cancel_job
},
8373 { "start", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8374 { "stop", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8375 { "condstop", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with ALTLinux */
8376 { "reload", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8377 { "restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8378 { "try-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8379 { "reload-or-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8380 { "reload-or-try-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatbility with old systemctl <= 228 */
8381 { "try-reload-or-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8382 { "force-reload", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with SysV */
8383 { "condreload", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with ALTLinux */
8384 { "condrestart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with RH */
8385 { "isolate", 2, 2, VERB_ONLINE_ONLY
, start_unit
},
8386 { "kill", 2, VERB_ANY
, VERB_ONLINE_ONLY
, kill_unit
},
8387 { "is-active", 2, VERB_ANY
, VERB_ONLINE_ONLY
, check_unit_active
},
8388 { "check", 2, VERB_ANY
, VERB_ONLINE_ONLY
, check_unit_active
}, /* deprecated alias of is-active */
8389 { "is-failed", 2, VERB_ANY
, VERB_ONLINE_ONLY
, check_unit_failed
},
8390 { "show", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, show
},
8391 { "cat", 2, VERB_ANY
, VERB_ONLINE_ONLY
, cat
},
8392 { "status", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, show
},
8393 { "help", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, show
},
8394 { "daemon-reload", VERB_ANY
, 1, VERB_ONLINE_ONLY
, daemon_reload
},
8395 { "daemon-reexec", VERB_ANY
, 1, VERB_ONLINE_ONLY
, daemon_reload
},
8396 { "show-environment", VERB_ANY
, 1, VERB_ONLINE_ONLY
, show_environment
},
8397 { "set-environment", 2, VERB_ANY
, VERB_ONLINE_ONLY
, set_environment
},
8398 { "unset-environment", 2, VERB_ANY
, VERB_ONLINE_ONLY
, set_environment
},
8399 { "import-environment", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, import_environment
},
8400 { "halt", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8401 { "poweroff", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8402 { "reboot", VERB_ANY
, 2, VERB_ONLINE_ONLY
, start_system_special
},
8403 { "kexec", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8404 { "suspend", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8405 { "hibernate", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8406 { "hybrid-sleep", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8407 { "suspend-then-hibernate",VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8408 { "default", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_special
},
8409 { "rescue", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8410 { "emergency", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8411 { "exit", VERB_ANY
, 2, VERB_ONLINE_ONLY
, start_special
},
8412 { "reset-failed", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, reset_failed
},
8413 { "enable", 2, VERB_ANY
, 0, enable_unit
},
8414 { "disable", 2, VERB_ANY
, 0, enable_unit
},
8415 { "is-enabled", 2, VERB_ANY
, 0, unit_is_enabled
},
8416 { "reenable", 2, VERB_ANY
, 0, enable_unit
},
8417 { "preset", 2, VERB_ANY
, 0, enable_unit
},
8418 { "preset-all", VERB_ANY
, 1, 0, preset_all
},
8419 { "mask", 2, VERB_ANY
, 0, enable_unit
},
8420 { "unmask", 2, VERB_ANY
, 0, enable_unit
},
8421 { "link", 2, VERB_ANY
, 0, enable_unit
},
8422 { "revert", 2, VERB_ANY
, 0, enable_unit
},
8423 { "switch-root", 2, VERB_ANY
, VERB_ONLINE_ONLY
, switch_root
},
8424 { "list-dependencies", VERB_ANY
, 2, VERB_ONLINE_ONLY
, list_dependencies
},
8425 { "set-default", 2, 2, 0, set_default
},
8426 { "get-default", VERB_ANY
, 1, 0, get_default
},
8427 { "set-property", 3, VERB_ANY
, VERB_ONLINE_ONLY
, set_property
},
8428 { "is-system-running", VERB_ANY
, 1, 0, is_system_running
},
8429 { "add-wants", 3, VERB_ANY
, 0, add_dependency
},
8430 { "add-requires", 3, VERB_ANY
, 0, add_dependency
},
8431 { "edit", 2, VERB_ANY
, VERB_ONLINE_ONLY
, edit
},
8435 return dispatch_verb(argc
, argv
, verbs
, NULL
);
8438 static int reload_with_fallback(void) {
8439 /* First, try systemd via D-Bus. */
8440 if (daemon_reload(0, NULL
, NULL
) >= 0)
8443 /* Nothing else worked, so let's try signals */
8444 assert(IN_SET(arg_action
, ACTION_RELOAD
, ACTION_REEXEC
));
8446 if (kill(1, arg_action
== ACTION_RELOAD
? SIGHUP
: SIGTERM
) < 0)
8447 return log_error_errno(errno
, "kill() failed: %m");
8452 static int start_with_fallback(void) {
8453 /* First, try systemd via D-Bus. */
8454 if (start_unit(0, NULL
, NULL
) >= 0)
8457 /* Nothing else worked, so let's try /dev/initctl */
8458 if (talk_initctl() > 0)
8461 log_error("Failed to talk to init daemon.");
8465 static int halt_now(enum action a
) {
8466 /* The kernel will automatically flush ATA disks and suchlike on reboot(), but the file systems need to be
8467 * synce'd explicitly in advance. */
8468 if (!arg_no_sync
&& !arg_dry_run
)
8471 /* Make sure C-A-D is handled by the kernel from this point on... */
8473 (void) reboot(RB_ENABLE_CAD
);
8479 log_info("Halting.");
8482 (void) reboot(RB_HALT_SYSTEM
);
8485 case ACTION_POWEROFF
:
8487 log_info("Powering off.");
8490 (void) reboot(RB_POWER_OFF
);
8495 return reboot_with_parameter(REBOOT_FALLBACK
|
8496 (arg_quiet
? 0 : REBOOT_LOG
) |
8497 (arg_dry_run
? REBOOT_DRY_RUN
: 0));
8500 assert_not_reached("Unknown action.");
8504 static int logind_schedule_shutdown(void) {
8507 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
8508 char date
[FORMAT_TIMESTAMP_MAX
];
8513 r
= acquire_bus(BUS_FULL
, &bus
);
8517 switch (arg_action
) {
8521 case ACTION_POWEROFF
:
8522 action
= "poweroff";
8537 action
= strjoina("dry-", action
);
8539 (void) logind_set_wall_message();
8541 r
= sd_bus_call_method(
8543 "org.freedesktop.login1",
8544 "/org/freedesktop/login1",
8545 "org.freedesktop.login1.Manager",
8553 return log_warning_errno(r
, "Failed to call ScheduleShutdown in logind, proceeding with immediate shutdown: %s", bus_error_message(&error
, r
));
8556 log_info("Shutdown scheduled for %s, use 'shutdown -c' to cancel.", format_timestamp(date
, sizeof(date
), arg_when
));
8559 log_error("Cannot schedule shutdown without logind support, proceeding with immediate shutdown.");
8564 static int halt_main(void) {
8567 r
= logind_check_inhibitors(arg_action
);
8571 /* Delayed shutdown requested, and was successful */
8572 if (arg_when
> 0 && logind_schedule_shutdown() == 0)
8574 /* no delay, or logind failed or is not at all available */
8576 if (geteuid() != 0) {
8577 if (arg_dry_run
|| arg_force
> 0) {
8578 (void) must_be_root();
8582 /* Try logind if we are a normal user and no special
8583 * mode applies. Maybe polkit allows us to shutdown
8585 if (IN_SET(arg_action
, ACTION_POWEROFF
, ACTION_REBOOT
, ACTION_HALT
)) {
8586 r
= logind_reboot(arg_action
);
8589 if (IN_SET(r
, -EOPNOTSUPP
, -EINPROGRESS
))
8590 /* requested operation is not
8591 * supported on the local system or
8592 * already in progress */
8594 /* on all other errors, try low-level operation */
8598 /* In order to minimize the difference between operation with and
8599 * without logind, we explicitly enable non-blocking mode for this,
8600 * as logind's shutdown operations are always non-blocking. */
8601 arg_no_block
= true;
8603 if (!arg_dry_run
&& !arg_force
)
8604 return start_with_fallback();
8606 assert(geteuid() == 0);
8609 if (sd_booted() > 0)
8610 log_debug("Not writing utmp record, assuming that systemd-update-utmp is used.");
8612 r
= utmp_put_shutdown();
8614 log_warning_errno(r
, "Failed to write utmp record: %m");
8621 r
= halt_now(arg_action
);
8622 return log_error_errno(r
, "Failed to reboot: %m");
8625 static int runlevel_main(void) {
8626 int r
, runlevel
, previous
;
8628 r
= utmp_get_runlevel(&runlevel
, &previous
);
8635 previous
<= 0 ? 'N' : previous
,
8636 runlevel
<= 0 ? 'N' : runlevel
);
8641 static int logind_cancel_shutdown(void) {
8643 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
8647 r
= acquire_bus(BUS_FULL
, &bus
);
8651 (void) logind_set_wall_message();
8653 r
= sd_bus_call_method(
8655 "org.freedesktop.login1",
8656 "/org/freedesktop/login1",
8657 "org.freedesktop.login1.Manager",
8658 "CancelScheduledShutdown",
8662 return log_warning_errno(r
, "Failed to talk to logind, shutdown hasn't been cancelled: %s", bus_error_message(&error
, r
));
8666 log_error("Not compiled with logind support, cannot cancel scheduled shutdowns.");
8671 int main(int argc
, char*argv
[]) {
8674 argv_cmdline
= argv
[0];
8676 setlocale(LC_ALL
, "");
8677 log_parse_environment();
8681 /* Explicitly not on_tty() to avoid setting cached value.
8682 * This becomes relevant for piping output which might be
8684 original_stdout_is_tty
= isatty(STDOUT_FILENO
);
8686 r
= parse_argv(argc
, argv
);
8690 if (arg_action
!= ACTION_SYSTEMCTL
&& running_in_chroot() > 0) {
8693 log_info("Running in chroot, ignoring request.");
8698 /* systemctl_main() will print an error message for the bus
8699 * connection, but only if it needs to */
8701 switch (arg_action
) {
8703 case ACTION_SYSTEMCTL
:
8704 r
= systemctl_main(argc
, argv
);
8707 /* Legacy command aliases set arg_action. They provide some fallbacks,
8708 * e.g. to tell sysvinit to reboot after you have installed systemd
8712 case ACTION_POWEROFF
:
8718 case ACTION_RUNLEVEL2
:
8719 case ACTION_RUNLEVEL3
:
8720 case ACTION_RUNLEVEL4
:
8721 case ACTION_RUNLEVEL5
:
8723 r
= start_with_fallback();
8728 r
= reload_with_fallback();
8731 case ACTION_CANCEL_SHUTDOWN
:
8732 r
= logind_cancel_shutdown();
8735 case ACTION_RUNLEVEL
:
8736 r
= runlevel_main();
8740 case ACTION_SUSPEND
:
8741 case ACTION_HIBERNATE
:
8742 case ACTION_HYBRID_SLEEP
:
8743 case ACTION_SUSPEND_THEN_HIBERNATE
:
8744 case ACTION_EMERGENCY
:
8745 case ACTION_DEFAULT
:
8746 /* systemctl verbs with no equivalent in the legacy commands.
8747 * These cannot appear in arg_action. Fall through. */
8749 case _ACTION_INVALID
:
8751 assert_not_reached("Unknown action");
8758 ask_password_agent_close();
8759 polkit_agent_close();
8761 strv_free(arg_types
);
8762 strv_free(arg_states
);
8763 strv_free(arg_properties
);
8765 strv_free(arg_wall
);
8769 /* Note that we return r here, not EXIT_SUCCESS, so that we can implement the LSB-like return codes */
8770 return r
< 0 ? EXIT_FAILURE
: r
;