1 /* SPDX-License-Identifier: LGPL-2.1+ */
10 #include <sys/prctl.h>
11 #include <sys/reboot.h>
15 #include "sd-daemon.h"
19 #include "alloc-util.h"
21 #include "bus-common-errors.h"
22 #include "bus-error.h"
23 #include "bus-message.h"
24 #include "bus-unit-procs.h"
25 #include "bus-unit-util.h"
27 #include "bus-wait-for-jobs.h"
28 #include "bus-wait-for-units.h"
29 #include "cgroup-show.h"
30 #include "cgroup-util.h"
32 #include "cpu-set-util.h"
33 #include "dirent-util.h"
35 #include "efi-loader.h"
39 #include "exec-util.h"
40 #include "exit-status.h"
42 #include "format-table.h"
43 #include "format-util.h"
45 #include "glob-util.h"
46 #include "hexdecoct.h"
47 #include "hostname-util.h"
48 #include "in-addr-util.h"
52 #include "journal-util.h"
54 #include "locale-util.h"
56 #include "logs-show.h"
58 #include "main-func.h"
59 #include "memory-util.h"
61 #include "numa-util.h"
63 #include "parse-util.h"
64 #include "path-lookup.h"
65 #include "path-util.h"
66 #include "pretty-print.h"
67 #include "proc-cmdline.h"
68 #include "process-util.h"
69 #include "reboot-util.h"
70 #include "rlimit-util.h"
73 #include "signal-util.h"
74 #include "socket-util.h"
75 #include "sort-util.h"
76 #include "spawn-ask-password-agent.h"
77 #include "spawn-polkit-agent.h"
79 #include "stat-util.h"
80 #include "string-table.h"
82 #include "sysv-compat.h"
83 #include "terminal-util.h"
84 #include "tmpfile-util.h"
86 #include "unit-file.h"
87 #include "unit-name.h"
88 #include "user-util.h"
90 #include "utmp-wtmp.h"
94 static char **arg_types
= NULL
;
95 static char **arg_states
= NULL
;
96 static char **arg_properties
= NULL
;
97 static bool arg_all
= false;
98 static enum dependency
{
104 } arg_dependency
= DEPENDENCY_FORWARD
;
105 static const char *arg_job_mode
= "replace";
106 static UnitFileScope arg_scope
= UNIT_FILE_SYSTEM
;
107 static bool arg_wait
= false;
108 static bool arg_no_block
= false;
109 static bool arg_no_legend
= false;
110 static PagerFlags arg_pager_flags
= 0;
111 static bool arg_no_wtmp
= false;
112 static bool arg_no_sync
= false;
113 static bool arg_no_wall
= false;
114 static bool arg_no_reload
= false;
115 static bool arg_value
= false;
116 static bool arg_show_types
= false;
117 static bool arg_ignore_inhibitors
= false;
118 static bool arg_dry_run
= false;
119 static bool arg_quiet
= false;
120 static bool arg_full
= false;
121 static bool arg_recursive
= false;
122 static bool arg_with_dependencies
= false;
123 static bool arg_show_transaction
= false;
124 static int arg_force
= 0;
125 static bool arg_ask_password
= false;
126 static bool arg_runtime
= false;
127 static UnitFilePresetMode arg_preset_mode
= UNIT_FILE_PRESET_FULL
;
128 static char **arg_wall
= NULL
;
129 static const char *arg_kill_who
= NULL
;
130 static int arg_signal
= SIGTERM
;
131 static char *arg_root
= NULL
;
132 static usec_t arg_when
= 0;
133 static const char *arg_reboot_argument
= NULL
;
144 ACTION_SUSPEND_THEN_HIBERNATE
,
155 ACTION_CANCEL_SHUTDOWN
,
158 } arg_action
= ACTION_SYSTEMCTL
;
159 static BusTransport arg_transport
= BUS_TRANSPORT_LOCAL
;
160 static const char *arg_host
= NULL
;
161 static unsigned arg_lines
= 10;
162 static OutputMode arg_output
= OUTPUT_SHORT
;
163 static bool arg_plain
= false;
164 static bool arg_firmware_setup
= false;
165 static usec_t arg_boot_loader_menu
= USEC_INFINITY
;
166 static const char *arg_boot_loader_entry
= NULL
;
167 static bool arg_now
= false;
168 static bool arg_jobs_before
= false;
169 static bool arg_jobs_after
= false;
170 static char **arg_clean_what
= NULL
;
172 /* This is a global cache that will be constructed on first use. */
173 static Hashmap
*cached_id_map
= NULL
;
174 static Hashmap
*cached_name_map
= NULL
;
176 STATIC_DESTRUCTOR_REGISTER(arg_wall
, strv_freep
);
177 STATIC_DESTRUCTOR_REGISTER(arg_root
, freep
);
178 STATIC_DESTRUCTOR_REGISTER(arg_types
, strv_freep
);
179 STATIC_DESTRUCTOR_REGISTER(arg_states
, strv_freep
);
180 STATIC_DESTRUCTOR_REGISTER(arg_properties
, strv_freep
);
181 STATIC_DESTRUCTOR_REGISTER(arg_clean_what
, strv_freep
);
182 STATIC_DESTRUCTOR_REGISTER(cached_id_map
, hashmap_freep
);
183 STATIC_DESTRUCTOR_REGISTER(cached_name_map
, hashmap_freep
);
185 static int daemon_reload(int argc
, char *argv
[], void* userdata
);
186 static int trivial_method(int argc
, char *argv
[], void *userdata
);
187 static int halt_now(enum action a
);
188 static int get_state_one_unit(sd_bus
*bus
, const char *name
, UnitActiveState
*active_state
);
190 static bool original_stdout_is_tty
;
192 typedef enum BusFocus
{
193 BUS_FULL
, /* The full bus indicated via --system or --user */
194 BUS_MANAGER
, /* The manager itself, possibly directly, possibly via the bus */
198 static sd_bus
*buses
[_BUS_FOCUS_MAX
] = {};
200 static UnitFileFlags
args_to_flags(void) {
201 return (arg_runtime
? UNIT_FILE_RUNTIME
: 0) |
202 (arg_force
? UNIT_FILE_FORCE
: 0);
205 static int acquire_bus(BusFocus focus
, sd_bus
**ret
) {
208 assert(focus
< _BUS_FOCUS_MAX
);
211 /* We only go directly to the manager, if we are using a local transport */
212 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
215 if (getenv_bool("SYSTEMCTL_FORCE_BUS") > 0)
221 user
= arg_scope
!= UNIT_FILE_SYSTEM
;
223 if (focus
== BUS_MANAGER
)
224 r
= bus_connect_transport_systemd(arg_transport
, arg_host
, user
, &buses
[focus
]);
226 r
= bus_connect_transport(arg_transport
, arg_host
, user
, &buses
[focus
]);
228 return log_error_errno(r
, "Failed to connect to bus: %m");
230 (void) sd_bus_set_allow_interactive_authorization(buses
[focus
], arg_ask_password
);
237 static void release_busses(void) {
240 for (w
= 0; w
< _BUS_FOCUS_MAX
; w
++)
241 buses
[w
] = sd_bus_flush_close_unref(buses
[w
]);
244 static void ask_password_agent_open_maybe(void) {
245 /* Open the password agent as a child process if necessary */
250 if (arg_scope
!= UNIT_FILE_SYSTEM
)
253 ask_password_agent_open_if_enabled(arg_transport
, arg_ask_password
);
256 static void polkit_agent_open_maybe(void) {
257 /* Open the polkit agent as a child process if necessary */
259 if (arg_scope
!= UNIT_FILE_SYSTEM
)
262 polkit_agent_open_if_enabled(arg_transport
, arg_ask_password
);
265 static OutputFlags
get_output_flags(void) {
267 arg_all
* OUTPUT_SHOW_ALL
|
268 (arg_full
|| !on_tty() || pager_have()) * OUTPUT_FULL_WIDTH
|
269 colors_enabled() * OUTPUT_COLOR
|
270 !arg_quiet
* OUTPUT_WARN_CUTOFF
;
273 static int translate_bus_error_to_exit_status(int r
, const sd_bus_error
*error
) {
276 if (!sd_bus_error_is_set(error
))
279 if (sd_bus_error_has_name(error
, SD_BUS_ERROR_ACCESS_DENIED
) ||
280 sd_bus_error_has_name(error
, BUS_ERROR_ONLY_BY_DEPENDENCY
) ||
281 sd_bus_error_has_name(error
, BUS_ERROR_NO_ISOLATION
) ||
282 sd_bus_error_has_name(error
, BUS_ERROR_TRANSACTION_IS_DESTRUCTIVE
))
283 return EXIT_NOPERMISSION
;
285 if (sd_bus_error_has_name(error
, BUS_ERROR_NO_SUCH_UNIT
))
286 return EXIT_NOTINSTALLED
;
288 if (sd_bus_error_has_name(error
, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE
) ||
289 sd_bus_error_has_name(error
, SD_BUS_ERROR_NOT_SUPPORTED
))
290 return EXIT_NOTIMPLEMENTED
;
292 if (sd_bus_error_has_name(error
, BUS_ERROR_LOAD_FAILED
))
293 return EXIT_NOTCONFIGURED
;
301 static bool install_client_side(void) {
302 /* Decides when to execute enable/disable/... operations
303 * client-side rather than server-side. */
305 if (running_in_chroot_or_offline())
308 if (sd_booted() <= 0)
311 if (!isempty(arg_root
))
314 if (arg_scope
== UNIT_FILE_GLOBAL
)
317 /* Unsupported environment variable, mostly for debugging purposes */
318 if (getenv_bool("SYSTEMCTL_INSTALL_CLIENT_SIDE") > 0)
324 static int compare_unit_info(const UnitInfo
*a
, const UnitInfo
*b
) {
327 /* First, order by machine */
328 r
= strcasecmp_ptr(a
->machine
, b
->machine
);
332 /* Second, order by unit type */
333 r
= strcasecmp_ptr(strrchr(a
->id
, '.'), strrchr(b
->id
, '.'));
337 /* Third, order by name */
338 return strcasecmp(a
->id
, b
->id
);
341 static const char* unit_type_suffix(const char *name
) {
344 dot
= strrchr(name
, '.');
351 static bool output_show_unit(const UnitInfo
*u
, char **patterns
) {
354 if (!strv_fnmatch_or_empty(patterns
, u
->id
, FNM_NOESCAPE
))
357 if (arg_types
&& !strv_find(arg_types
, unit_type_suffix(u
->id
)))
363 /* Note that '--all' is not purely a state filter, but also a
364 * filter that hides units that "follow" other units (which is
365 * used for device units that appear under different names). */
366 if (!isempty(u
->following
))
369 if (!strv_isempty(arg_states
))
372 /* By default show all units except the ones in inactive
373 * state and with no pending job */
377 if (streq(u
->active_state
, "inactive"))
383 static int output_table(Table
*table
) {
388 if (OUTPUT_MODE_IS_JSON(arg_output
))
389 r
= table_print_json(table
, NULL
, output_mode_to_json_format_flags(arg_output
) | JSON_FORMAT_COLOR_AUTO
);
391 r
= table_print(table
, NULL
);
393 return log_error_errno(r
, "Failed to show table: %m");
398 static int output_units_list(const UnitInfo
*unit_infos
, unsigned c
) {
399 _cleanup_(table_unrefp
) Table
*table
= NULL
;
402 table
= table_new("", "unit", "load", "active", "sub", "job", "description");
406 table_set_header(table
, !arg_no_legend
);
408 /* Hide the 'glyph' column when --plain is requested */
409 r
= table_hide_column_from_display(table
, 0);
411 return log_error_errno(r
, "Failed to hide column: %m");
414 table_set_width(table
, 0);
416 (void) table_set_empty_string(table
, "-");
419 for (const UnitInfo
*u
= unit_infos
; unit_infos
&& u
< unit_infos
+ c
; u
++) {
420 _cleanup_free_
char *j
= NULL
;
421 const char *on_underline
= "", *on_loaded
= "", *on_active
= "";
422 const char *on_circle
= "", *id
;
423 bool circle
= false, underline
= false;
425 if (u
+ 1 < unit_infos
+ c
&&
426 !streq(unit_type_suffix(u
->id
), unit_type_suffix((u
+ 1)->id
))) {
427 on_underline
= ansi_underline();
431 if (STR_IN_SET(u
->load_state
, "error", "not-found", "bad-setting", "masked") && !arg_plain
) {
432 on_circle
= underline
? ansi_highlight_yellow_underline() : ansi_highlight_yellow();
434 on_loaded
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
435 } else if (streq(u
->active_state
, "failed") && !arg_plain
) {
436 on_circle
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
438 on_active
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
440 on_circle
= on_underline
;
441 on_active
= on_underline
;
442 on_loaded
= on_underline
;
446 j
= strjoin(u
->machine
, ":", u
->id
);
454 r
= table_add_many(table
,
455 TABLE_STRING
, circle
? special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
) : " ",
456 TABLE_SET_BOTH_COLORS
, on_circle
,
458 TABLE_SET_BOTH_COLORS
, on_active
,
459 TABLE_STRING
, u
->load_state
,
460 TABLE_SET_BOTH_COLORS
, on_loaded
,
461 TABLE_STRING
, u
->active_state
,
462 TABLE_SET_BOTH_COLORS
, on_active
,
463 TABLE_STRING
, u
->sub_state
,
464 TABLE_SET_BOTH_COLORS
, on_active
,
465 TABLE_STRING
, u
->job_id
? u
->job_type
: "",
466 TABLE_SET_BOTH_COLORS
, u
->job_id
? on_underline
: "",
467 TABLE_STRING
, u
->description
,
468 TABLE_SET_BOTH_COLORS
, on_underline
);
470 return table_log_add_error(r
);
476 if (job_count
== 0) {
477 /* There's no data in the JOB column, so let's hide it */
478 r
= table_hide_column_from_display(table
, 5);
480 return log_error_errno(r
, "Failed to hide column: %m");
483 r
= output_table(table
);
487 if (!arg_no_legend
) {
488 const char *on
, *off
;
489 size_t records
= table_get_rows(table
) - 1;
493 "LOAD = Reflects whether the unit definition was properly loaded.\n"
494 "ACTIVE = The high-level unit activation state, i.e. generalization of SUB.\n"
495 "SUB = The low-level unit activation state, values depend on unit type.");
496 puts(job_count
? "JOB = Pending job for the unit.\n" : "");
497 on
= ansi_highlight();
500 on
= ansi_highlight_red();
504 if (arg_all
|| strv_contains(arg_states
, "inactive"))
505 printf("%s%zu loaded units listed.%s\n"
506 "To show all installed unit files use 'systemctl list-unit-files'.\n",
508 else if (!arg_states
)
509 printf("%s%zu loaded units listed.%s Pass --all to see loaded but inactive units, too.\n"
510 "To show all installed unit files use 'systemctl list-unit-files'.\n",
513 printf("%zu loaded units listed.\n", records
);
519 static int get_unit_list(
523 UnitInfo
**unit_infos
,
525 sd_bus_message
**_reply
) {
527 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
528 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
529 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
533 bool fallback
= false;
539 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, "ListUnitsByPatterns");
541 return bus_log_create_error(r
);
543 r
= sd_bus_message_append_strv(m
, arg_states
);
545 return bus_log_create_error(r
);
547 r
= sd_bus_message_append_strv(m
, patterns
);
549 return bus_log_create_error(r
);
551 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
552 if (r
< 0 && (sd_bus_error_has_name(&error
, SD_BUS_ERROR_UNKNOWN_METHOD
) ||
553 sd_bus_error_has_name(&error
, SD_BUS_ERROR_ACCESS_DENIED
))) {
554 /* Fallback to legacy ListUnitsFiltered method */
556 log_debug_errno(r
, "Failed to list units: %s Falling back to ListUnitsFiltered method.", bus_error_message(&error
, r
));
557 m
= sd_bus_message_unref(m
);
558 sd_bus_error_free(&error
);
560 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, "ListUnitsFiltered");
562 return bus_log_create_error(r
);
564 r
= sd_bus_message_append_strv(m
, arg_states
);
566 return bus_log_create_error(r
);
568 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
571 return log_error_errno(r
, "Failed to list units: %s", bus_error_message(&error
, r
));
573 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ssssssouso)");
575 return bus_log_parse_error(r
);
577 while ((r
= bus_parse_unit_info(reply
, &u
)) > 0) {
580 if (!output_show_unit(&u
, fallback
? patterns
: NULL
))
583 if (!GREEDY_REALLOC(*unit_infos
, size
, c
+1))
586 (*unit_infos
)[c
++] = u
;
589 return bus_log_parse_error(r
);
591 r
= sd_bus_message_exit_container(reply
);
593 return bus_log_parse_error(r
);
595 *_reply
= TAKE_PTR(reply
);
600 static void message_set_freep(Set
**set
) {
601 set_free_with_destructor(*set
, sd_bus_message_unref
);
604 static int get_unit_list_recursive(
607 UnitInfo
**_unit_infos
,
611 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
612 _cleanup_(message_set_freep
) Set
*replies
;
613 sd_bus_message
*reply
;
621 replies
= set_new(NULL
);
625 c
= get_unit_list(bus
, NULL
, patterns
, &unit_infos
, 0, &reply
);
629 r
= set_put(replies
, reply
);
631 sd_bus_message_unref(reply
);
636 _cleanup_strv_free_
char **machines
= NULL
;
639 r
= sd_get_machine_names(&machines
);
641 return log_error_errno(r
, "Failed to get machine names: %m");
643 STRV_FOREACH(i
, machines
) {
644 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*container
= NULL
;
647 r
= sd_bus_open_system_machine(&container
, *i
);
649 log_warning_errno(r
, "Failed to connect to container %s, ignoring: %m", *i
);
653 k
= get_unit_list(container
, *i
, patterns
, &unit_infos
, c
, &reply
);
659 r
= set_put(replies
, reply
);
661 sd_bus_message_unref(reply
);
666 *_machines
= TAKE_PTR(machines
);
670 *_unit_infos
= TAKE_PTR(unit_infos
);
671 *_replies
= TAKE_PTR(replies
);
676 static int expand_names(sd_bus
*bus
, char **names
, const char* suffix
, char ***ret
, bool *ret_expanded
) {
677 _cleanup_strv_free_
char **mangled
= NULL
, **globs
= NULL
;
684 STRV_FOREACH(name
, names
) {
686 UnitNameMangle options
= UNIT_NAME_MANGLE_GLOB
| (arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
);
688 r
= unit_name_mangle_with_suffix(*name
, NULL
, options
, suffix
?: ".service", &t
);
690 return log_error_errno(r
, "Failed to mangle name: %m");
692 if (string_is_glob(t
))
693 r
= strv_consume(&globs
, t
);
695 r
= strv_consume(&mangled
, t
);
700 /* Query the manager only if any of the names are a glob, since
701 * this is fairly expensive */
702 bool expanded
= !strv_isempty(globs
);
704 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
705 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
708 r
= get_unit_list(bus
, NULL
, globs
, &unit_infos
, 0, &reply
);
712 n
= strv_length(mangled
);
715 for (i
= 0; i
< r
; i
++) {
716 if (!GREEDY_REALLOC(mangled
, allocated
, n
+2))
719 mangled
[n
] = strdup(unit_infos
[i
].id
);
728 *ret_expanded
= expanded
;
730 *ret
= TAKE_PTR(mangled
);
734 static int list_dependencies_get_dependencies(sd_bus
*bus
, const char *name
, char ***ret
) {
735 _cleanup_strv_free_
char **deps
= NULL
;
737 static const struct bus_properties_map map
[_DEPENDENCY_MAX
][6] = {
738 [DEPENDENCY_FORWARD
] = {
739 { "Requires", "as", NULL
, 0 },
740 { "Requisite", "as", NULL
, 0 },
741 { "Wants", "as", NULL
, 0 },
742 { "ConsistsOf", "as", NULL
, 0 },
743 { "BindsTo", "as", NULL
, 0 },
746 [DEPENDENCY_REVERSE
] = {
747 { "RequiredBy", "as", NULL
, 0 },
748 { "RequisiteOf", "as", NULL
, 0 },
749 { "WantedBy", "as", NULL
, 0 },
750 { "PartOf", "as", NULL
, 0 },
751 { "BoundBy", "as", NULL
, 0 },
754 [DEPENDENCY_AFTER
] = {
755 { "After", "as", NULL
, 0 },
758 [DEPENDENCY_BEFORE
] = {
759 { "Before", "as", NULL
, 0 },
764 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
765 _cleanup_free_
char *dbus_path
= NULL
;
772 dbus_path
= unit_dbus_path_from_name(name
);
776 r
= bus_map_all_properties(bus
,
777 "org.freedesktop.systemd1",
785 return log_error_errno(r
, "Failed to get properties of %s: %s", name
, bus_error_message(&error
, r
));
787 strv_uniq(deps
); /* Sometimes a unit might have multiple deps on the other unit,
788 * but we still want to show it just once. */
789 *ret
= TAKE_PTR(deps
);
794 static int append_unit_dependencies(sd_bus
*bus
, char **names
, char ***ret
) {
795 _cleanup_strv_free_
char **with_deps
= NULL
;
801 STRV_FOREACH(name
, names
) {
802 _cleanup_strv_free_
char **deps
= NULL
;
804 if (strv_extend(&with_deps
, *name
) < 0)
807 (void) list_dependencies_get_dependencies(bus
, *name
, &deps
);
809 if (strv_extend_strv(&with_deps
, deps
, true) < 0)
813 *ret
= TAKE_PTR(with_deps
);
818 static int maybe_extend_with_unit_dependencies(sd_bus
*bus
, char ***list
) {
822 if (arg_with_dependencies
) {
824 _cleanup_strv_free_
char **list_with_deps
= NULL
;
826 r
= append_unit_dependencies(bus
, *list
, &list_with_deps
);
828 return log_error_errno(r
, "Failed to append unit dependencies: %m");
831 *list
= TAKE_PTR(list_with_deps
);
837 static int list_units(int argc
, char *argv
[], void *userdata
) {
838 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
839 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
840 _cleanup_strv_free_
char **machines
= NULL
;
844 r
= acquire_bus(BUS_MANAGER
, &bus
);
848 (void) pager_open(arg_pager_flags
);
850 if (arg_with_dependencies
) {
851 _cleanup_strv_free_
char **names
= NULL
;
853 r
= append_unit_dependencies(bus
, strv_skip(argv
, 1), &names
);
857 r
= get_unit_list_recursive(bus
, names
, &unit_infos
, &replies
, &machines
);
861 r
= get_unit_list_recursive(bus
, strv_skip(argv
, 1), &unit_infos
, &replies
, &machines
);
866 typesafe_qsort(unit_infos
, r
, compare_unit_info
);
867 return output_units_list(unit_infos
, r
);
870 static int get_triggered_units(
875 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
882 r
= sd_bus_get_property_strv(
884 "org.freedesktop.systemd1",
886 "org.freedesktop.systemd1.Unit",
891 return log_error_errno(r
, "Failed to determine triggers: %s", bus_error_message(&error
, r
));
896 static int get_listening(
898 const char* unit_path
,
901 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
902 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
903 const char *type
, *path
;
906 r
= sd_bus_get_property(
908 "org.freedesktop.systemd1",
910 "org.freedesktop.systemd1.Socket",
916 return log_error_errno(r
, "Failed to get list of listening sockets: %s", bus_error_message(&error
, r
));
918 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ss)");
920 return bus_log_parse_error(r
);
922 while ((r
= sd_bus_message_read(reply
, "(ss)", &type
, &path
)) > 0) {
924 r
= strv_extend(listening
, type
);
928 r
= strv_extend(listening
, path
);
935 return bus_log_parse_error(r
);
937 r
= sd_bus_message_exit_container(reply
);
939 return bus_log_parse_error(r
);
951 /* Note: triggered is a list here, although it almost certainly
952 * will always be one unit. Nevertheless, dbus API allows for multiple
953 * values, so let's follow that. */
956 /* The strv above is shared. free is set only in the first one. */
960 static int socket_info_compare(const struct socket_info
*a
, const struct socket_info
*b
) {
966 r
= strcasecmp_ptr(a
->machine
, b
->machine
);
970 r
= strcmp(a
->path
, b
->path
);
974 return strcmp(a
->type
, b
->type
);
977 static int output_sockets_list(struct socket_info
*socket_infos
, unsigned cs
) {
978 _cleanup_(table_unrefp
) Table
*table
= NULL
;
979 struct socket_info
*s
;
980 const char *on
, *off
;
983 table
= table_new("listen", "type", "unit", "activates");
987 if (!arg_show_types
) {
988 /* Hide the second (TYPE) column */
989 r
= table_set_display(table
, (size_t) 0, (size_t) 2, (size_t) 3, (size_t) -1);
991 return log_error_errno(r
, "Failed to set columns to display: %m");
994 table_set_header(table
, !arg_no_legend
);
996 table_set_width(table
, 0);
998 (void) table_set_empty_string(table
, "-");
1001 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
1002 _cleanup_free_
char *j
= NULL
;
1006 j
= strjoin(s
->machine
, ":", s
->path
);
1013 r
= table_add_many(table
,
1015 TABLE_STRING
, s
->type
,
1016 TABLE_STRING
, s
->id
);
1018 return table_log_add_error(r
);
1020 if (strv_isempty(s
->triggered
))
1021 r
= table_add_cell(table
, NULL
, TABLE_EMPTY
, NULL
);
1022 else if (strv_length(s
->triggered
) == 1)
1023 r
= table_add_cell(table
, NULL
, TABLE_STRING
, s
->triggered
[0]);
1025 /* This should never happen, currently our socket units can only trigger a
1026 * single unit. But let's handle this anyway, who knows what the future
1028 r
= table_add_cell(table
, NULL
, TABLE_STRV
, s
->triggered
);
1030 return table_log_add_error(r
);
1034 on
= ansi_highlight();
1035 off
= ansi_normal();
1037 on
= ansi_highlight_red();
1038 off
= ansi_normal();
1041 r
= output_table(table
);
1045 if (!arg_no_legend
) {
1046 printf("\n%s%u sockets listed.%s\n", on
, cs
, off
);
1048 printf("Pass --all to see loaded but inactive sockets, too.\n");
1054 static int list_sockets(int argc
, char *argv
[], void *userdata
) {
1055 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
1056 _cleanup_strv_free_
char **machines
= NULL
;
1057 _cleanup_strv_free_
char **sockets_with_suffix
= NULL
;
1058 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
1059 _cleanup_free_
struct socket_info
*socket_infos
= NULL
;
1061 struct socket_info
*s
;
1067 r
= acquire_bus(BUS_MANAGER
, &bus
);
1071 (void) pager_open(arg_pager_flags
);
1073 r
= expand_names(bus
, strv_skip(argv
, 1), ".socket", &sockets_with_suffix
, NULL
);
1077 if (argc
== 1 || sockets_with_suffix
) {
1078 n
= get_unit_list_recursive(bus
, sockets_with_suffix
, &unit_infos
, &replies
, &machines
);
1082 for (u
= unit_infos
; u
< unit_infos
+ n
; u
++) {
1083 _cleanup_strv_free_
char **listening
= NULL
, **triggered
= NULL
;
1086 if (!endswith(u
->id
, ".socket"))
1089 r
= get_triggered_units(bus
, u
->unit_path
, &triggered
);
1093 c
= get_listening(bus
, u
->unit_path
, &listening
);
1099 if (!GREEDY_REALLOC(socket_infos
, size
, cs
+ c
)) {
1104 for (i
= 0; i
< c
; i
++)
1105 socket_infos
[cs
+ i
] = (struct socket_info
) {
1106 .machine
= u
->machine
,
1108 .type
= listening
[i
*2],
1109 .path
= listening
[i
*2 + 1],
1110 .triggered
= triggered
,
1111 .own_triggered
= i
==0,
1114 /* from this point on we will cleanup those socket_infos */
1117 listening
= triggered
= NULL
; /* avoid cleanup */
1120 typesafe_qsort(socket_infos
, cs
, socket_info_compare
);
1123 output_sockets_list(socket_infos
, cs
);
1126 assert(cs
== 0 || socket_infos
);
1127 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
1130 if (s
->own_triggered
)
1131 strv_free(s
->triggered
);
1137 static int get_next_elapse(
1140 dual_timestamp
*next
) {
1142 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1150 r
= sd_bus_get_property_trivial(
1152 "org.freedesktop.systemd1",
1154 "org.freedesktop.systemd1.Timer",
1155 "NextElapseUSecMonotonic",
1160 return log_error_errno(r
, "Failed to get next elapse time: %s", bus_error_message(&error
, r
));
1162 r
= sd_bus_get_property_trivial(
1164 "org.freedesktop.systemd1",
1166 "org.freedesktop.systemd1.Timer",
1167 "NextElapseUSecRealtime",
1172 return log_error_errno(r
, "Failed to get next elapse time: %s", bus_error_message(&error
, r
));
1178 static int get_last_trigger(
1183 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1190 r
= sd_bus_get_property_trivial(
1192 "org.freedesktop.systemd1",
1194 "org.freedesktop.systemd1.Timer",
1200 return log_error_errno(r
, "Failed to get last trigger time: %s", bus_error_message(&error
, r
));
1206 const char* machine
;
1209 usec_t last_trigger
;
1213 static int timer_info_compare(const struct timer_info
*a
, const struct timer_info
*b
) {
1219 r
= strcasecmp_ptr(a
->machine
, b
->machine
);
1223 r
= CMP(a
->next_elapse
, b
->next_elapse
);
1227 return strcmp(a
->id
, b
->id
);
1230 static int output_timers_list(struct timer_info
*timer_infos
, unsigned n
) {
1231 _cleanup_(table_unrefp
) Table
*table
= NULL
;
1232 struct timer_info
*t
;
1233 const char *on
, *off
;
1236 assert(timer_infos
|| n
== 0);
1238 table
= table_new("next", "left", "last", "passed", "unit", "activates");
1242 table_set_header(table
, !arg_no_legend
);
1244 table_set_width(table
, 0);
1246 (void) table_set_empty_string(table
, "-");
1249 for (t
= timer_infos
; t
< timer_infos
+ n
; t
++) {
1250 _cleanup_free_
char *j
= NULL
, *activates
= NULL
;
1254 j
= strjoin(t
->machine
, ":", t
->id
);
1261 activates
= strv_join(t
->triggered
, ", ");
1265 r
= table_add_many(table
,
1266 TABLE_TIMESTAMP
, t
->next_elapse
,
1267 TABLE_TIMESTAMP_RELATIVE
, t
->next_elapse
,
1268 TABLE_TIMESTAMP
, t
->last_trigger
,
1269 TABLE_TIMESTAMP_RELATIVE
, t
->last_trigger
,
1271 TABLE_STRING
, activates
);
1273 return table_log_add_error(r
);
1276 on
= ansi_highlight();
1277 off
= ansi_normal();
1279 on
= ansi_highlight_red();
1280 off
= ansi_normal();
1283 r
= output_table(table
);
1287 if (!arg_no_legend
) {
1288 printf("\n%s%u timers listed.%s\n", on
, n
, off
);
1290 printf("Pass --all to see loaded but inactive timers, too.\n");
1296 static usec_t
calc_next_elapse(dual_timestamp
*nw
, dual_timestamp
*next
) {
1302 if (timestamp_is_set(next
->monotonic
)) {
1305 if (next
->monotonic
> nw
->monotonic
)
1306 converted
= nw
->realtime
+ (next
->monotonic
- nw
->monotonic
);
1308 converted
= nw
->realtime
- (nw
->monotonic
- next
->monotonic
);
1310 if (timestamp_is_set(next
->realtime
))
1311 next_elapse
= MIN(converted
, next
->realtime
);
1313 next_elapse
= converted
;
1316 next_elapse
= next
->realtime
;
1321 static int list_timers(int argc
, char *argv
[], void *userdata
) {
1322 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
1323 _cleanup_strv_free_
char **machines
= NULL
;
1324 _cleanup_strv_free_
char **timers_with_suffix
= NULL
;
1325 _cleanup_free_
struct timer_info
*timer_infos
= NULL
;
1326 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
1327 struct timer_info
*t
;
1335 r
= acquire_bus(BUS_MANAGER
, &bus
);
1339 (void) pager_open(arg_pager_flags
);
1341 r
= expand_names(bus
, strv_skip(argv
, 1), ".timer", &timers_with_suffix
, NULL
);
1345 if (argc
== 1 || timers_with_suffix
) {
1346 n
= get_unit_list_recursive(bus
, timers_with_suffix
, &unit_infos
, &replies
, &machines
);
1350 dual_timestamp_get(&nw
);
1352 for (u
= unit_infos
; u
< unit_infos
+ n
; u
++) {
1353 _cleanup_strv_free_
char **triggered
= NULL
;
1354 dual_timestamp next
= DUAL_TIMESTAMP_NULL
;
1357 if (!endswith(u
->id
, ".timer"))
1360 r
= get_triggered_units(bus
, u
->unit_path
, &triggered
);
1364 r
= get_next_elapse(bus
, u
->unit_path
, &next
);
1368 get_last_trigger(bus
, u
->unit_path
, &last
);
1370 if (!GREEDY_REALLOC(timer_infos
, size
, c
+1)) {
1375 m
= calc_next_elapse(&nw
, &next
);
1377 timer_infos
[c
++] = (struct timer_info
) {
1378 .machine
= u
->machine
,
1381 .last_trigger
= last
,
1382 .triggered
= TAKE_PTR(triggered
),
1386 typesafe_qsort(timer_infos
, c
, timer_info_compare
);
1389 output_timers_list(timer_infos
, c
);
1392 for (t
= timer_infos
; t
< timer_infos
+ c
; t
++)
1393 strv_free(t
->triggered
);
1398 static int compare_unit_file_list(const UnitFileList
*a
, const UnitFileList
*b
) {
1399 const char *d1
, *d2
;
1401 d1
= strrchr(a
->path
, '.');
1402 d2
= strrchr(b
->path
, '.');
1407 r
= strcasecmp(d1
, d2
);
1412 return strcasecmp(basename(a
->path
), basename(b
->path
));
1415 static bool output_show_unit_file(const UnitFileList
*u
, char **states
, char **patterns
) {
1418 if (!strv_fnmatch_or_empty(patterns
, basename(u
->path
), FNM_NOESCAPE
))
1421 if (!strv_isempty(arg_types
)) {
1424 dot
= strrchr(u
->path
, '.');
1428 if (!strv_find(arg_types
, dot
+1))
1432 if (!strv_isempty(states
) &&
1433 !strv_find(states
, unit_file_state_to_string(u
->state
)))
1439 static bool show_preset_for_state(UnitFileState state
) {
1440 /* Don't show preset state in those unit file states, it'll only confuse users. */
1441 return !IN_SET(state
,
1444 UNIT_FILE_GENERATED
,
1445 UNIT_FILE_TRANSIENT
);
1448 static int output_unit_file_list(const UnitFileList
*units
, unsigned c
) {
1449 _cleanup_(table_unrefp
) Table
*table
= NULL
;
1450 _cleanup_(unit_file_presets_freep
) UnitFilePresets presets
= {};
1453 table
= table_new("unit file", "state", "vendor preset");
1457 table_set_header(table
, !arg_no_legend
);
1459 table_set_width(table
, 0);
1461 (void) table_set_empty_string(table
, "-");
1463 for (const UnitFileList
*u
= units
; u
< units
+ c
; u
++) {
1464 const char *on_underline
= NULL
, *on_unit_color
= NULL
, *id
;
1467 underline
= u
+ 1 < units
+ c
&&
1468 !streq(unit_type_suffix(u
->path
), unit_type_suffix((u
+ 1)->path
));
1471 on_underline
= ansi_underline();
1473 if (IN_SET(u
->state
,
1475 UNIT_FILE_MASKED_RUNTIME
,
1478 on_unit_color
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
1479 else if (IN_SET(u
->state
,
1482 on_unit_color
= underline
? ansi_highlight_green_underline() : ansi_highlight_green();
1484 on_unit_color
= on_underline
;
1486 id
= basename(u
->path
);
1488 r
= table_add_many(table
,
1490 TABLE_SET_BOTH_COLORS
, strempty(on_underline
),
1491 TABLE_STRING
, unit_file_state_to_string(u
->state
),
1492 TABLE_SET_BOTH_COLORS
, strempty(on_unit_color
));
1494 return table_log_add_error(r
);
1496 if (show_preset_for_state(u
->state
)) {
1497 const char *unit_preset_str
, *on_preset_color
;
1499 r
= unit_file_query_preset(arg_scope
, arg_root
, id
, &presets
);
1501 unit_preset_str
= "n/a";
1502 on_preset_color
= underline
? on_underline
: ansi_normal();
1503 } else if (r
== 0) {
1504 unit_preset_str
= "disabled";
1505 on_preset_color
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
1507 unit_preset_str
= "enabled";
1508 on_preset_color
= underline
? ansi_highlight_green_underline() : ansi_highlight_green();
1511 r
= table_add_many(table
,
1512 TABLE_STRING
, unit_preset_str
,
1513 TABLE_SET_BOTH_COLORS
, strempty(on_preset_color
));
1515 r
= table_add_many(table
,
1517 TABLE_SET_BOTH_COLORS
, underline
? ansi_grey_underline() : ansi_grey());
1519 return table_log_add_error(r
);
1522 r
= output_table(table
);
1527 printf("\n%u unit files listed.\n", c
);
1532 static int list_unit_files(int argc
, char *argv
[], void *userdata
) {
1533 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1534 _cleanup_free_ UnitFileList
*units
= NULL
;
1541 bool fallback
= false;
1543 if (install_client_side()) {
1549 h
= hashmap_new(&string_hash_ops
);
1553 r
= unit_file_get_list(arg_scope
, arg_root
, h
, arg_states
, strv_skip(argv
, 1));
1555 unit_file_list_free(h
);
1556 return log_error_errno(r
, "Failed to get unit file list: %m");
1559 n_units
= hashmap_size(h
);
1561 units
= new(UnitFileList
, n_units
?: 1); /* avoid malloc(0) */
1563 unit_file_list_free(h
);
1567 HASHMAP_FOREACH(u
, h
, i
) {
1568 if (!output_show_unit_file(u
, NULL
, NULL
))
1575 assert(c
<= n_units
);
1580 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
1581 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1584 r
= acquire_bus(BUS_MANAGER
, &bus
);
1588 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, "ListUnitFilesByPatterns");
1590 return bus_log_create_error(r
);
1592 r
= sd_bus_message_append_strv(m
, arg_states
);
1594 return bus_log_create_error(r
);
1596 if (arg_with_dependencies
) {
1597 _cleanup_strv_free_
char **names_with_deps
= NULL
;
1599 r
= append_unit_dependencies(bus
, strv_skip(argv
, 1), &names_with_deps
);
1601 return log_error_errno(r
, "Failed to append unit dependencies: %m");
1603 r
= sd_bus_message_append_strv(m
, names_with_deps
);
1605 return bus_log_create_error(r
);
1607 r
= sd_bus_message_append_strv(m
, strv_skip(argv
, 1));
1609 return bus_log_create_error(r
);
1612 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
1613 if (r
< 0 && sd_bus_error_has_name(&error
, SD_BUS_ERROR_UNKNOWN_METHOD
)) {
1614 /* Fallback to legacy ListUnitFiles method */
1616 log_debug_errno(r
, "Failed to list unit files: %s Falling back to ListUnitsFiles method.", bus_error_message(&error
, r
));
1617 m
= sd_bus_message_unref(m
);
1618 sd_bus_error_free(&error
);
1620 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, "ListUnitFiles");
1622 return bus_log_create_error(r
);
1624 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
1627 return log_error_errno(r
, "Failed to list unit files: %s", bus_error_message(&error
, r
));
1629 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ss)");
1631 return bus_log_parse_error(r
);
1633 while ((r
= sd_bus_message_read(reply
, "(ss)", &path
, &state
)) > 0) {
1635 if (!GREEDY_REALLOC(units
, size
, c
+ 1))
1638 units
[c
] = (struct UnitFileList
) {
1640 unit_file_state_from_string(state
)
1643 if (output_show_unit_file(&units
[c
],
1644 fallback
? arg_states
: NULL
,
1645 fallback
? strv_skip(argv
, 1) : NULL
))
1650 return bus_log_parse_error(r
);
1652 r
= sd_bus_message_exit_container(reply
);
1654 return bus_log_parse_error(r
);
1657 (void) pager_open(arg_pager_flags
);
1659 typesafe_qsort(units
, c
, compare_unit_file_list
);
1660 r
= output_unit_file_list(units
, c
);
1664 if (install_client_side())
1665 for (unit
= units
; unit
< units
+ c
; unit
++)
1674 static int list_dependencies_print(const char *name
, int level
, unsigned branches
, bool last
) {
1675 _cleanup_free_
char *n
= NULL
;
1676 size_t max_len
= MAX(columns(),20u);
1682 for (i
= level
- 1; i
>= 0; i
--) {
1684 if (len
> max_len
- 3 && !arg_full
) {
1685 printf("%s...\n",max_len
% 2 ? "" : " ");
1688 printf("%s", special_glyph(branches
& (1 << i
) ? SPECIAL_GLYPH_TREE_VERTICAL
: SPECIAL_GLYPH_TREE_SPACE
));
1692 if (len
> max_len
- 3 && !arg_full
) {
1693 printf("%s...\n",max_len
% 2 ? "" : " ");
1697 printf("%s", special_glyph(last
? SPECIAL_GLYPH_TREE_RIGHT
: SPECIAL_GLYPH_TREE_BRANCH
));
1701 printf("%s\n", name
);
1705 n
= ellipsize(name
, max_len
-len
, 100);
1713 static int list_dependencies_compare(char * const *a
, char * const *b
) {
1714 if (unit_name_to_type(*a
) == UNIT_TARGET
&& unit_name_to_type(*b
) != UNIT_TARGET
)
1716 if (unit_name_to_type(*a
) != UNIT_TARGET
&& unit_name_to_type(*b
) == UNIT_TARGET
)
1719 return strcasecmp(*a
, *b
);
1722 static int list_dependencies_one(
1727 unsigned branches
) {
1729 _cleanup_strv_free_
char **deps
= NULL
;
1737 r
= strv_extend(units
, name
);
1741 r
= list_dependencies_get_dependencies(bus
, name
, &deps
);
1745 typesafe_qsort(deps
, strv_length(deps
), list_dependencies_compare
);
1747 STRV_FOREACH(c
, deps
) {
1748 if (strv_contains(*units
, *c
)) {
1751 r
= list_dependencies_print("...", level
+ 1, (branches
<< 1) | (c
[1] == NULL
? 0 : 1), 1);
1761 UnitActiveState active_state
= _UNIT_ACTIVE_STATE_INVALID
;
1764 (void) get_state_one_unit(bus
, *c
, &active_state
);
1766 switch (active_state
) {
1768 case UNIT_RELOADING
:
1769 case UNIT_ACTIVATING
:
1770 on
= ansi_highlight_green();
1774 case UNIT_DEACTIVATING
:
1779 on
= ansi_highlight_red();
1783 printf("%s%s%s ", on
, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
), ansi_normal());
1786 r
= list_dependencies_print(*c
, level
, branches
, c
[1] == NULL
);
1790 if (arg_all
|| unit_name_to_type(*c
) == UNIT_TARGET
) {
1791 r
= list_dependencies_one(bus
, *c
, level
+ 1, units
, (branches
<< 1) | (c
[1] == NULL
? 0 : 1));
1798 strv_remove(*units
, name
);
1803 static int list_dependencies(int argc
, char *argv
[], void *userdata
) {
1804 _cleanup_strv_free_
char **units
= NULL
, **done
= NULL
;
1805 char **u
, **patterns
;
1809 r
= acquire_bus(BUS_MANAGER
, &bus
);
1813 patterns
= strv_skip(argv
, 1);
1814 if (strv_isempty(patterns
)) {
1815 units
= strv_new(SPECIAL_DEFAULT_TARGET
);
1819 r
= expand_names(bus
, patterns
, NULL
, &units
, NULL
);
1821 return log_error_errno(r
, "Failed to expand names: %m");
1824 (void) pager_open(arg_pager_flags
);
1826 STRV_FOREACH(u
, units
) {
1831 r
= list_dependencies_one(bus
, *u
, 0, &done
, 0);
1839 struct machine_info
{
1843 char *control_group
;
1844 uint32_t n_failed_units
;
1849 static const struct bus_properties_map machine_info_property_map
[] = {
1850 { "SystemState", "s", NULL
, offsetof(struct machine_info
, state
) },
1851 { "NJobs", "u", NULL
, offsetof(struct machine_info
, n_jobs
) },
1852 { "NFailedUnits", "u", NULL
, offsetof(struct machine_info
, n_failed_units
) },
1853 { "ControlGroup", "s", NULL
, offsetof(struct machine_info
, control_group
) },
1854 { "UserspaceTimestamp", "t", NULL
, offsetof(struct machine_info
, timestamp
) },
1858 static void machine_info_clear(struct machine_info
*info
) {
1863 free(info
->control_group
);
1867 static void free_machines_list(struct machine_info
*machine_infos
, int n
) {
1873 for (i
= 0; i
< n
; i
++)
1874 machine_info_clear(&machine_infos
[i
]);
1876 free(machine_infos
);
1879 static int compare_machine_info(const struct machine_info
*a
, const struct machine_info
*b
) {
1882 r
= CMP(b
->is_host
, a
->is_host
);
1886 return strcasecmp(a
->name
, b
->name
);
1889 static int get_machine_properties(sd_bus
*bus
, struct machine_info
*mi
) {
1890 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*container
= NULL
;
1896 r
= sd_bus_open_system_machine(&container
, mi
->name
);
1903 r
= bus_map_all_properties(
1905 "org.freedesktop.systemd1",
1906 "/org/freedesktop/systemd1",
1907 machine_info_property_map
,
1918 static bool output_show_machine(const char *name
, char **patterns
) {
1919 return strv_fnmatch_or_empty(patterns
, name
, FNM_NOESCAPE
);
1922 static int get_machine_list(
1924 struct machine_info
**_machine_infos
,
1927 struct machine_info
*machine_infos
= NULL
;
1928 _cleanup_strv_free_
char **m
= NULL
;
1929 _cleanup_free_
char *hn
= NULL
;
1934 hn
= gethostname_malloc();
1938 if (output_show_machine(hn
, patterns
)) {
1939 if (!GREEDY_REALLOC0(machine_infos
, sz
, c
+1))
1942 machine_infos
[c
].is_host
= true;
1943 machine_infos
[c
].name
= TAKE_PTR(hn
);
1945 (void) get_machine_properties(bus
, &machine_infos
[c
]);
1949 r
= sd_get_machine_names(&m
);
1951 return log_error_errno(r
, "Failed to get machine list: %m");
1953 STRV_FOREACH(i
, m
) {
1954 _cleanup_free_
char *class = NULL
;
1956 if (!output_show_machine(*i
, patterns
))
1959 sd_machine_get_class(*i
, &class);
1960 if (!streq_ptr(class, "container"))
1963 if (!GREEDY_REALLOC0(machine_infos
, sz
, c
+1)) {
1964 free_machines_list(machine_infos
, c
);
1968 machine_infos
[c
].is_host
= false;
1969 machine_infos
[c
].name
= strdup(*i
);
1970 if (!machine_infos
[c
].name
) {
1971 free_machines_list(machine_infos
, c
);
1975 (void) get_machine_properties(NULL
, &machine_infos
[c
]);
1979 *_machine_infos
= machine_infos
;
1983 static int output_machines_list(struct machine_info
*machine_infos
, unsigned n
) {
1984 _cleanup_(table_unrefp
) Table
*table
= NULL
;
1985 struct machine_info
*m
;
1986 bool state_missing
= false;
1989 assert(machine_infos
|| n
== 0);
1991 table
= table_new("", "name", "state", "failed", "jobs");
1995 table_set_header(table
, !arg_no_legend
);
1997 /* Hide the 'glyph' column when --plain is requested */
1998 r
= table_hide_column_from_display(table
, 0);
2000 return log_error_errno(r
, "Failed to hide column: %m");
2003 table_set_width(table
, 0);
2005 (void) table_set_empty_string(table
, "-");
2007 for (m
= machine_infos
; m
< machine_infos
+ n
; m
++) {
2008 _cleanup_free_
char *mname
= NULL
;
2009 const char *on_state
= "", *on_failed
= "";
2010 bool circle
= false;
2012 if (streq_ptr(m
->state
, "degraded")) {
2013 on_state
= ansi_highlight_red();
2015 } else if (!streq_ptr(m
->state
, "running")) {
2016 on_state
= ansi_highlight_yellow();
2020 if (m
->n_failed_units
> 0)
2021 on_failed
= ansi_highlight_red();
2026 state_missing
= true;
2029 mname
= strjoin(strna(m
->name
), " (host)");
2031 r
= table_add_many(table
,
2032 TABLE_STRING
, circle
? special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
) : " ",
2033 TABLE_SET_COLOR
, on_state
,
2034 TABLE_STRING
, m
->is_host
? mname
: strna(m
->name
),
2035 TABLE_STRING
, strna(m
->state
),
2036 TABLE_SET_COLOR
, on_state
,
2037 TABLE_UINT32
, m
->n_failed_units
,
2038 TABLE_SET_COLOR
, on_failed
,
2039 TABLE_UINT32
, m
->n_jobs
);
2041 return table_log_add_error(r
);
2044 r
= output_table(table
);
2048 if (!arg_no_legend
) {
2050 if (state_missing
&& geteuid() != 0)
2051 printf("Notice: some information only available to privileged users was not shown.\n");
2052 printf("%u machines listed.\n", n
);
2058 static int list_machines(int argc
, char *argv
[], void *userdata
) {
2059 struct machine_info
*machine_infos
= NULL
;
2063 r
= acquire_bus(BUS_MANAGER
, &bus
);
2067 r
= get_machine_list(bus
, &machine_infos
, strv_skip(argv
, 1));
2071 (void) pager_open(arg_pager_flags
);
2073 typesafe_qsort(machine_infos
, r
, compare_machine_info
);
2074 rc
= output_machines_list(machine_infos
, r
);
2075 free_machines_list(machine_infos
, r
);
2080 static int parse_proc_cmdline_item(const char *key
, const char *value
, void *data
) {
2083 if (streq(key
, "systemd.unit")) {
2084 if (proc_cmdline_value_missing(key
, value
))
2086 if (!unit_name_is_valid(value
, UNIT_NAME_PLAIN
|UNIT_NAME_INSTANCE
))
2087 return log_warning("Unit name specified on %s= is not valid, ignoring: %s", key
, value
);
2089 return free_and_strdup_warn(ret
, key
);
2091 } else if (!value
) {
2092 if (runlevel_to_target(key
))
2093 return free_and_strdup_warn(ret
, key
);
2099 static void emit_cmdline_warning(void) {
2100 if (arg_quiet
|| arg_root
)
2101 /* don't bother checking the commandline if we're operating on a container */
2104 _cleanup_free_
char *override
= NULL
;
2107 r
= proc_cmdline_parse(parse_proc_cmdline_item
, &override
, 0);
2109 log_debug_errno(r
, "Failed to parse kernel command line, ignoring: %m");
2111 log_notice("Note: found \"%s\" on the kernel commandline, which overrides the default unit.",
2115 static int determine_default(char **ret_name
) {
2118 if (install_client_side()) {
2119 r
= unit_file_get_default(arg_scope
, arg_root
, ret_name
);
2121 return log_error_errno(r
, "Failed to get default target: %m");
2126 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2127 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2130 r
= acquire_bus(BUS_MANAGER
, &bus
);
2134 r
= bus_call_method(bus
, bus_systemd_mgr
, "GetDefaultTarget", &error
, &reply
, NULL
);
2136 return log_error_errno(r
, "Failed to get default target: %s", bus_error_message(&error
, r
));
2138 r
= sd_bus_message_read(reply
, "s", &name
);
2140 return bus_log_parse_error(r
);
2142 return free_and_strdup_warn(ret_name
, name
);
2146 static int get_default(int argc
, char *argv
[], void *userdata
) {
2147 _cleanup_free_
char *name
= NULL
;
2150 r
= determine_default(&name
);
2154 printf("%s\n", name
);
2156 emit_cmdline_warning();
2161 static int set_default(int argc
, char *argv
[], void *userdata
) {
2162 _cleanup_free_
char *unit
= NULL
;
2163 UnitFileChange
*changes
= NULL
;
2164 size_t n_changes
= 0;
2170 r
= unit_name_mangle_with_suffix(argv
[1], "set-default",
2171 arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
,
2174 return log_error_errno(r
, "Failed to mangle unit name: %m");
2176 if (install_client_side()) {
2177 r
= unit_file_set_default(arg_scope
, UNIT_FILE_FORCE
, arg_root
, unit
, &changes
, &n_changes
);
2178 unit_file_dump_changes(r
, "set default", changes
, n_changes
, arg_quiet
);
2183 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2184 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2187 polkit_agent_open_maybe();
2189 r
= acquire_bus(BUS_MANAGER
, &bus
);
2193 r
= bus_call_method(bus
, bus_systemd_mgr
, "SetDefaultTarget", &error
, &reply
, "sb", unit
, 1);
2195 return log_error_errno(r
, "Failed to set default target: %s", bus_error_message(&error
, r
));
2197 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
2201 /* Try to reload if enabled */
2203 r
= daemon_reload(argc
, argv
, userdata
);
2208 emit_cmdline_warning();
2211 _cleanup_free_
char *final
= NULL
;
2213 r
= determine_default(&final
);
2217 if (!streq(final
, unit
))
2218 log_notice("Note: \"%s\" is the default unit (possibly a runtime override).", final
);
2222 unit_file_changes_free(changes
, n_changes
);
2227 static int output_waiting_jobs(sd_bus
*bus
, Table
*table
, uint32_t id
, const char *method
, const char *prefix
) {
2228 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2229 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2230 const char *name
, *type
;
2236 r
= bus_call_method(bus
, bus_systemd_mgr
, method
, &error
, &reply
, "u", id
);
2238 return log_debug_errno(r
, "Failed to get waiting jobs for job %" PRIu32
, id
);
2240 r
= sd_bus_message_enter_container(reply
, 'a', "(usssoo)");
2242 return bus_log_parse_error(r
);
2244 while ((r
= sd_bus_message_read(reply
, "(usssoo)", &other_id
, &name
, &type
, NULL
, NULL
, NULL
)) > 0) {
2245 _cleanup_free_
char *row
= NULL
;
2248 if (asprintf(&row
, "%s %u (%s/%s)", prefix
, other_id
, name
, type
) < 0)
2251 rc
= table_add_many(table
,
2252 TABLE_STRING
, special_glyph(SPECIAL_GLYPH_TREE_RIGHT
),
2257 return table_log_add_error(r
);
2261 return bus_log_parse_error(r
);
2263 r
= sd_bus_message_exit_container(reply
);
2265 return bus_log_parse_error(r
);
2272 const char *name
, *type
, *state
;
2275 static int output_jobs_list(sd_bus
*bus
, const struct job_info
* jobs
, unsigned n
, bool skipped
) {
2276 _cleanup_(table_unrefp
) Table
*table
= NULL
;
2277 const struct job_info
*j
;
2278 const char *on
, *off
;
2281 assert(n
== 0 || jobs
);
2284 if (!arg_no_legend
) {
2285 on
= ansi_highlight_green();
2286 off
= ansi_normal();
2288 printf("%sNo jobs %s.%s\n", on
, skipped
? "listed" : "running", off
);
2293 (void) pager_open(arg_pager_flags
);
2295 table
= table_new("job", "unit", "type", "state");
2299 table_set_header(table
, !arg_no_legend
);
2301 table_set_width(table
, 0);
2303 (void) table_set_empty_string(table
, "-");
2305 for (j
= jobs
; j
< jobs
+ n
; j
++) {
2306 if (streq(j
->state
, "running"))
2307 on
= ansi_highlight();
2311 r
= table_add_many(table
,
2313 TABLE_STRING
, j
->name
,
2314 TABLE_SET_COLOR
, on
,
2315 TABLE_STRING
, j
->type
,
2316 TABLE_STRING
, j
->state
,
2317 TABLE_SET_COLOR
, on
);
2319 return table_log_add_error(r
);
2322 output_waiting_jobs(bus
, table
, j
->id
, "GetJobAfter", "\twaiting for job");
2323 if (arg_jobs_before
)
2324 output_waiting_jobs(bus
, table
, j
->id
, "GetJobBefore", "\tblocking job");
2327 r
= table_print(table
, NULL
);
2329 return log_error_errno(r
, "Failed to print the table: %m");
2331 if (!arg_no_legend
) {
2332 on
= ansi_highlight();
2333 off
= ansi_normal();
2335 printf("\n%s%u jobs listed%s.\n", on
, n
, off
);
2341 static bool output_show_job(struct job_info
*job
, char **patterns
) {
2342 return strv_fnmatch_or_empty(patterns
, job
->name
, FNM_NOESCAPE
);
2345 static int list_jobs(int argc
, char *argv
[], void *userdata
) {
2346 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2347 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2348 _cleanup_free_
struct job_info
*jobs
= NULL
;
2349 const char *name
, *type
, *state
;
2350 bool skipped
= false;
2357 r
= acquire_bus(BUS_MANAGER
, &bus
);
2361 r
= bus_call_method(bus
, bus_systemd_mgr
, "ListJobs", &error
, &reply
, NULL
);
2363 return log_error_errno(r
, "Failed to list jobs: %s", bus_error_message(&error
, r
));
2365 r
= sd_bus_message_enter_container(reply
, 'a', "(usssoo)");
2367 return bus_log_parse_error(r
);
2369 while ((r
= sd_bus_message_read(reply
, "(usssoo)", &id
, &name
, &type
, &state
, NULL
, NULL
)) > 0) {
2370 struct job_info job
= { id
, name
, type
, state
};
2372 if (!output_show_job(&job
, strv_skip(argv
, 1))) {
2377 if (!GREEDY_REALLOC(jobs
, size
, c
+ 1))
2383 return bus_log_parse_error(r
);
2385 r
= sd_bus_message_exit_container(reply
);
2387 return bus_log_parse_error(r
);
2389 (void) pager_open(arg_pager_flags
);
2391 return output_jobs_list(bus
, jobs
, c
, skipped
);
2394 static int cancel_job(int argc
, char *argv
[], void *userdata
) {
2400 return trivial_method(argc
, argv
, userdata
);
2402 r
= acquire_bus(BUS_MANAGER
, &bus
);
2406 polkit_agent_open_maybe();
2408 STRV_FOREACH(name
, strv_skip(argv
, 1)) {
2409 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2413 q
= safe_atou32(*name
, &id
);
2415 return log_error_errno(q
, "Failed to parse job id \"%s\": %m", *name
);
2417 q
= bus_call_method(bus
, bus_systemd_mgr
, "CancelJob", &error
, NULL
, "u", id
);
2419 log_error_errno(q
, "Failed to cancel job %"PRIu32
": %s", id
, bus_error_message(&error
, q
));
2428 static int need_daemon_reload(sd_bus
*bus
, const char *unit
) {
2429 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2433 /* We ignore all errors here, since this is used to show a
2436 /* We don't use unit_dbus_path_from_name() directly since we
2437 * don't want to load the unit if it isn't loaded. */
2439 r
= bus_call_method(bus
, bus_systemd_mgr
, "GetUnit", NULL
, &reply
, "s", unit
);
2443 r
= sd_bus_message_read(reply
, "o", &path
);
2447 r
= sd_bus_get_property_trivial(
2449 "org.freedesktop.systemd1",
2451 "org.freedesktop.systemd1.Unit",
2461 static void warn_unit_file_changed(const char *name
) {
2464 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.",
2465 ansi_highlight_red(),
2468 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user");
2471 static int unit_file_find_path(LookupPaths
*lp
, const char *unit_name
, char **ret_unit_path
) {
2477 STRV_FOREACH(p
, lp
->search_path
) {
2478 _cleanup_free_
char *path
= NULL
, *lpath
= NULL
;
2481 path
= path_join(*p
, unit_name
);
2485 r
= chase_symlinks(path
, arg_root
, 0, &lpath
, NULL
);
2491 return log_error_errno(r
, "Failed to access path \"%s\": %m", path
);
2494 *ret_unit_path
= TAKE_PTR(lpath
);
2500 *ret_unit_path
= NULL
;
2505 static int unit_find_template_path(
2506 const char *unit_name
,
2508 char **ret_fragment_path
,
2509 char **ret_template
) {
2511 _cleanup_free_
char *t
= NULL
, *f
= NULL
;
2514 /* Returns 1 if a fragment was found, 0 if not found, negative on error. */
2516 r
= unit_file_find_path(lp
, unit_name
, &f
);
2520 if (ret_fragment_path
)
2521 *ret_fragment_path
= TAKE_PTR(f
);
2523 *ret_template
= NULL
;
2524 return r
; /* found a real unit */
2527 r
= unit_name_template(unit_name
, &t
);
2529 if (ret_fragment_path
)
2530 *ret_fragment_path
= NULL
;
2532 *ret_template
= NULL
;
2534 return 0; /* not a template, does not exist */
2537 return log_error_errno(r
, "Failed to determine template name: %m");
2539 r
= unit_file_find_path(lp
, t
, ret_fragment_path
);
2544 *ret_template
= r
> 0 ? TAKE_PTR(t
) : NULL
;
2549 static int unit_find_paths(
2551 const char *unit_name
,
2553 bool force_client_side
,
2554 char **ret_fragment_path
,
2555 char ***ret_dropin_paths
) {
2557 _cleanup_strv_free_
char **dropins
= NULL
;
2558 _cleanup_free_
char *path
= NULL
;
2562 * Finds where the unit is defined on disk. Returns 0 if the unit is not found. Returns 1 if it is
2564 * - the path to the unit in *ret_frament_path, if it exists on disk,
2565 * - and a strv of existing drop-ins in *ret_dropin_paths, if the arg is not NULL and any dropins
2568 * Returns -ERFKILL if the unit is masked, and -EKEYREJECTED if the unit file could not be loaded for
2569 * some reason (the latter only applies if we are going through the service manager).
2573 assert(ret_fragment_path
);
2576 /* Go via the bus to acquire the path, unless we are explicitly told not to, or when the unit name is a template */
2577 if (!force_client_side
&&
2578 !install_client_side() &&
2579 !unit_name_is_valid(unit_name
, UNIT_NAME_TEMPLATE
)) {
2580 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2581 _cleanup_free_
char *load_state
= NULL
, *dbus_path
= NULL
;
2583 dbus_path
= unit_dbus_path_from_name(unit_name
);
2587 r
= sd_bus_get_property_string(
2589 "org.freedesktop.systemd1",
2591 "org.freedesktop.systemd1.Unit",
2596 return log_error_errno(r
, "Failed to get LoadState: %s", bus_error_message(&error
, r
));
2598 if (streq(load_state
, "masked"))
2600 if (streq(load_state
, "not-found")) {
2604 if (!STR_IN_SET(load_state
, "loaded", "bad-setting"))
2605 return -EKEYREJECTED
;
2607 r
= sd_bus_get_property_string(
2609 "org.freedesktop.systemd1",
2611 "org.freedesktop.systemd1.Unit",
2616 return log_error_errno(r
, "Failed to get FragmentPath: %s", bus_error_message(&error
, r
));
2618 if (ret_dropin_paths
) {
2619 r
= sd_bus_get_property_strv(
2621 "org.freedesktop.systemd1",
2623 "org.freedesktop.systemd1.Unit",
2628 return log_error_errno(r
, "Failed to get DropInPaths: %s", bus_error_message(&error
, r
));
2632 _cleanup_set_free_free_ Set
*names
= NULL
;
2634 if (!cached_name_map
) {
2635 r
= unit_file_build_name_map(lp
, NULL
, &cached_id_map
, &cached_name_map
, NULL
);
2640 r
= unit_file_find_fragment(cached_id_map
, cached_name_map
, unit_name
, &_path
, &names
);
2645 path
= strdup(_path
);
2650 if (ret_dropin_paths
) {
2651 r
= unit_file_find_dropin_paths(arg_root
, lp
->search_path
, NULL
,
2653 NULL
, names
, &dropins
);
2659 if (isempty(path
)) {
2660 *ret_fragment_path
= NULL
;
2663 *ret_fragment_path
= TAKE_PTR(path
);
2667 if (ret_dropin_paths
) {
2668 if (!strv_isempty(dropins
)) {
2669 *ret_dropin_paths
= TAKE_PTR(dropins
);
2672 *ret_dropin_paths
= NULL
;
2676 if (r
== 0 && !arg_force
)
2677 log_error("No files found for %s.", unit_name
);
2682 static int get_state_one_unit(sd_bus
*bus
, const char *name
, UnitActiveState
*active_state
) {
2683 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2684 _cleanup_free_
char *buf
= NULL
, *dbus_path
= NULL
;
2685 UnitActiveState state
;
2689 assert(active_state
);
2691 dbus_path
= unit_dbus_path_from_name(name
);
2695 r
= sd_bus_get_property_string(
2697 "org.freedesktop.systemd1",
2699 "org.freedesktop.systemd1.Unit",
2704 return log_error_errno(r
, "Failed to retrieve unit state: %s", bus_error_message(&error
, r
));
2706 state
= unit_active_state_from_string(buf
);
2708 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Invalid unit state '%s' for: %s", buf
, name
);
2710 *active_state
= state
;
2714 static int unit_is_masked(sd_bus
*bus
, LookupPaths
*lp
, const char *name
) {
2715 _cleanup_free_
char *load_state
= NULL
;
2718 if (unit_name_is_valid(name
, UNIT_NAME_TEMPLATE
)) {
2719 _cleanup_free_
char *path
= NULL
;
2721 /* A template cannot be loaded, but it can be still masked, so
2722 * we need to use a different method. */
2724 r
= unit_file_find_path(lp
, name
, &path
);
2729 return null_or_empty_path(path
);
2732 r
= unit_load_state(bus
, name
, &load_state
);
2736 return streq(load_state
, "masked");
2739 static int check_triggering_units(sd_bus
*bus
, const char *name
) {
2740 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2741 _cleanup_free_
char *n
= NULL
, *dbus_path
= NULL
, *load_state
= NULL
;
2742 _cleanup_strv_free_
char **triggered_by
= NULL
;
2743 bool print_warning_label
= true;
2744 UnitActiveState active_state
;
2748 r
= unit_name_mangle(name
, 0, &n
);
2750 return log_error_errno(r
, "Failed to mangle unit name: %m");
2752 r
= unit_load_state(bus
, name
, &load_state
);
2756 if (streq(load_state
, "masked"))
2759 dbus_path
= unit_dbus_path_from_name(n
);
2763 r
= sd_bus_get_property_strv(
2765 "org.freedesktop.systemd1",
2767 "org.freedesktop.systemd1.Unit",
2772 return log_error_errno(r
, "Failed to get triggered by array of %s: %s", n
, bus_error_message(&error
, r
));
2774 STRV_FOREACH(i
, triggered_by
) {
2775 r
= get_state_one_unit(bus
, *i
, &active_state
);
2779 if (!IN_SET(active_state
, UNIT_ACTIVE
, UNIT_RELOADING
))
2782 if (print_warning_label
) {
2783 log_warning("Warning: Stopping %s, but it can still be activated by:", n
);
2784 print_warning_label
= false;
2787 log_warning(" %s", *i
);
2793 static const struct {
2794 const char *verb
; /* systemctl verb */
2795 const char *method
; /* Name of the specific D-Bus method */
2796 const char *job_type
; /* Job type when passing to the generic EnqueueUnitJob() method */
2797 } unit_actions
[] = {
2798 { "start", "StartUnit", "start" },
2799 { "stop", "StopUnit", "stop" },
2800 { "condstop", "StopUnit", "stop" }, /* legacy alias */
2801 { "reload", "ReloadUnit", "reload" },
2802 { "restart", "RestartUnit", "restart" },
2803 { "try-restart", "TryRestartUnit", "try-restart" },
2804 { "condrestart", "TryRestartUnit", "try-restart" }, /* legacy alias */
2805 { "reload-or-restart", "ReloadOrRestartUnit", "reload-or-restart" },
2806 { "try-reload-or-restart", "ReloadOrTryRestartUnit", "reload-or-try-restart" },
2807 { "reload-or-try-restart", "ReloadOrTryRestartUnit", "reload-or-try-restart" }, /* legacy alias */
2808 { "condreload", "ReloadOrTryRestartUnit", "reload-or-try-restart" }, /* legacy alias */
2809 { "force-reload", "ReloadOrTryRestartUnit", "reload-or-try-restart" }, /* legacy alias */
2812 static const char *verb_to_method(const char *verb
) {
2815 for (i
= 0; i
< ELEMENTSOF(unit_actions
); i
++)
2816 if (streq_ptr(unit_actions
[i
].verb
, verb
))
2817 return unit_actions
[i
].method
;
2822 static const char *verb_to_job_type(const char *verb
) {
2825 for (i
= 0; i
< ELEMENTSOF(unit_actions
); i
++)
2826 if (streq_ptr(unit_actions
[i
].verb
, verb
))
2827 return unit_actions
[i
].job_type
;
2832 static int start_unit_one(
2834 const char *method
, /* When using classic per-job bus methods */
2835 const char *job_type
, /* When using new-style EnqueueUnitJob() */
2838 sd_bus_error
*error
,
2840 BusWaitForUnits
*wu
) {
2842 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2852 log_debug("%s dbus call org.freedesktop.systemd1.Manager %s(%s, %s)",
2853 arg_dry_run
? "Would execute" : "Executing",
2854 method
, name
, mode
);
2859 if (arg_show_transaction
) {
2860 _cleanup_(sd_bus_error_free
) sd_bus_error enqueue_error
= SD_BUS_ERROR_NULL
;
2862 /* Use the new, fancy EnqueueUnitJob() API if the user wants us to print the transaction */
2863 r
= bus_call_method(
2870 name
, job_type
, mode
);
2872 if (!sd_bus_error_has_name(&enqueue_error
, SD_BUS_ERROR_UNKNOWN_METHOD
)) {
2873 (void) sd_bus_error_move(error
, &enqueue_error
);
2877 /* Hmm, the API is not yet available. Let's use the classic API instead (see below). */
2878 log_notice("--show-transaction not supported by this service manager, proceeding without.");
2883 r
= sd_bus_message_read(reply
, "uosos", &id
, &path
, &u
, NULL
, &jt
);
2885 return bus_log_parse_error(r
);
2887 log_info("Enqueued anchor job %" PRIu32
" %s/%s.", id
, u
, jt
);
2889 r
= sd_bus_message_enter_container(reply
, 'a', "(uosos)");
2891 return bus_log_parse_error(r
);
2893 r
= sd_bus_message_read(reply
, "(uosos)", &id
, NULL
, &u
, NULL
, &jt
);
2895 return bus_log_parse_error(r
);
2899 log_info("Enqueued auxiliary job %" PRIu32
" %s/%s.", id
, u
, jt
);
2902 r
= sd_bus_message_exit_container(reply
);
2904 return bus_log_parse_error(r
);
2911 r
= bus_call_method(bus
, bus_systemd_mgr
, method
, error
, &reply
, "ss", name
, mode
);
2915 r
= sd_bus_message_read(reply
, "o", &path
);
2917 return bus_log_parse_error(r
);
2920 if (need_daemon_reload(bus
, name
) > 0)
2921 warn_unit_file_changed(name
);
2924 log_debug("Adding %s to the set", path
);
2925 r
= bus_wait_for_jobs_add(w
, path
);
2927 return log_error_errno(r
, "Failed to watch job for %s: %m", name
);
2931 r
= bus_wait_for_units_add_unit(wu
, name
, BUS_WAIT_FOR_INACTIVE
|BUS_WAIT_NO_JOB
, NULL
, NULL
);
2933 return log_error_errno(r
, "Failed to watch unit %s: %m", name
);
2939 /* There's always a fallback possible for legacy actions. */
2940 if (arg_action
!= ACTION_SYSTEMCTL
)
2943 log_error_errno(r
, "Failed to %s %s: %s", job_type
, name
, bus_error_message(error
, r
));
2945 if (!sd_bus_error_has_name(error
, BUS_ERROR_NO_SUCH_UNIT
) &&
2946 !sd_bus_error_has_name(error
, BUS_ERROR_UNIT_MASKED
) &&
2947 !sd_bus_error_has_name(error
, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE
))
2948 log_error("See %s logs and 'systemctl%s status%s %s' for details.",
2949 arg_scope
== UNIT_FILE_SYSTEM
? "system" : "user",
2950 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user",
2951 name
[0] == '-' ? " --" : "",
2957 static const struct {
2961 } action_table
[_ACTION_MAX
] = {
2962 [ACTION_HALT
] = { SPECIAL_HALT_TARGET
, "halt", "replace-irreversibly" },
2963 [ACTION_POWEROFF
] = { SPECIAL_POWEROFF_TARGET
, "poweroff", "replace-irreversibly" },
2964 [ACTION_REBOOT
] = { SPECIAL_REBOOT_TARGET
, "reboot", "replace-irreversibly" },
2965 [ACTION_KEXEC
] = { SPECIAL_KEXEC_TARGET
, "kexec", "replace-irreversibly" },
2966 [ACTION_RUNLEVEL2
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
2967 [ACTION_RUNLEVEL3
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
2968 [ACTION_RUNLEVEL4
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
2969 [ACTION_RUNLEVEL5
] = { SPECIAL_GRAPHICAL_TARGET
, NULL
, "isolate" },
2970 [ACTION_RESCUE
] = { SPECIAL_RESCUE_TARGET
, "rescue", "isolate" },
2971 [ACTION_EMERGENCY
] = { SPECIAL_EMERGENCY_TARGET
, "emergency", "isolate" },
2972 [ACTION_DEFAULT
] = { SPECIAL_DEFAULT_TARGET
, "default", "isolate" },
2973 [ACTION_EXIT
] = { SPECIAL_EXIT_TARGET
, "exit", "replace-irreversibly" },
2974 [ACTION_SUSPEND
] = { SPECIAL_SUSPEND_TARGET
, "suspend", "replace-irreversibly" },
2975 [ACTION_HIBERNATE
] = { SPECIAL_HIBERNATE_TARGET
, "hibernate", "replace-irreversibly" },
2976 [ACTION_HYBRID_SLEEP
] = { SPECIAL_HYBRID_SLEEP_TARGET
, "hybrid-sleep", "replace-irreversibly" },
2977 [ACTION_SUSPEND_THEN_HIBERNATE
] = { SPECIAL_SUSPEND_THEN_HIBERNATE_TARGET
, "suspend-then-hibernate", "replace-irreversibly" },
2980 static enum action
verb_to_action(const char *verb
) {
2983 for (i
= 0; i
< _ACTION_MAX
; i
++)
2984 if (streq_ptr(action_table
[i
].verb
, verb
))
2987 return _ACTION_INVALID
;
2990 static const char** make_extra_args(const char *extra_args
[static 4]) {
2995 if (arg_scope
!= UNIT_FILE_SYSTEM
)
2996 extra_args
[n
++] = "--user";
2998 if (arg_transport
== BUS_TRANSPORT_REMOTE
) {
2999 extra_args
[n
++] = "-H";
3000 extra_args
[n
++] = arg_host
;
3001 } else if (arg_transport
== BUS_TRANSPORT_MACHINE
) {
3002 extra_args
[n
++] = "-M";
3003 extra_args
[n
++] = arg_host
;
3005 assert(arg_transport
== BUS_TRANSPORT_LOCAL
);
3007 extra_args
[n
] = NULL
;
3011 static int start_unit(int argc
, char *argv
[], void *userdata
) {
3012 _cleanup_(bus_wait_for_units_freep
) BusWaitForUnits
*wu
= NULL
;
3013 _cleanup_(bus_wait_for_jobs_freep
) BusWaitForJobs
*w
= NULL
;
3014 const char *method
, *job_type
, *mode
, *one_name
, *suffix
= NULL
;
3015 _cleanup_free_
char **stopped_units
= NULL
; /* Do not use _cleanup_strv_free_ */
3016 _cleanup_strv_free_
char **names
= NULL
;
3017 int r
, ret
= EXIT_SUCCESS
;
3021 if (arg_wait
&& !STR_IN_SET(argv
[0], "start", "restart"))
3022 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
3023 "--wait may only be used with the 'start' or 'restart' commands.");
3025 /* we cannot do sender tracking on the private bus, so we need the full
3026 * one for RefUnit to implement --wait */
3027 r
= acquire_bus(arg_wait
? BUS_FULL
: BUS_MANAGER
, &bus
);
3031 ask_password_agent_open_maybe();
3032 polkit_agent_open_maybe();
3034 if (arg_action
== ACTION_SYSTEMCTL
) {
3037 action
= verb_to_action(argv
[0]);
3039 if (action
!= _ACTION_INVALID
) {
3040 /* A command in style "systemctl reboot", "systemctl poweroff", … */
3041 method
= "StartUnit";
3043 mode
= action_table
[action
].mode
;
3044 one_name
= action_table
[action
].target
;
3046 if (streq(argv
[0], "isolate")) {
3047 /* A "systemctl isolate <unit1> <unit2> …" command */
3048 method
= "StartUnit";
3053 /* A command in style of "systemctl start <unit1> <unit2> …", "sysemctl stop <unit1> <unit2> …" and so on */
3054 method
= verb_to_method(argv
[0]);
3055 job_type
= verb_to_job_type(argv
[0]);
3056 mode
= arg_job_mode
;
3061 /* A SysV legacy command such as "halt", "reboot", "poweroff", … */
3062 assert(arg_action
>= 0 && arg_action
< _ACTION_MAX
);
3063 assert(action_table
[arg_action
].target
);
3064 assert(action_table
[arg_action
].mode
);
3066 method
= "StartUnit";
3068 mode
= action_table
[arg_action
].mode
;
3069 one_name
= action_table
[arg_action
].target
;
3073 names
= strv_new(one_name
);
3079 r
= expand_names(bus
, strv_skip(argv
, 1), suffix
, &names
, &expanded
);
3081 return log_error_errno(r
, "Failed to expand names: %m");
3083 if (!arg_all
&& expanded
&& streq(job_type
, "start") && !arg_quiet
) {
3084 log_warning("Warning: %ssystemctl start called with a glob pattern.%s",
3085 ansi_highlight_red(),
3087 log_notice("Hint: unit globs expand to loaded units, so start will usually have no effect.\n"
3088 " Passing --all will also load units which are pulled in by other units.\n"
3089 " See systemctl(1) for more details.");
3093 if (!arg_no_block
) {
3094 r
= bus_wait_for_jobs_new(bus
, &w
);
3096 return log_error_errno(r
, "Could not watch jobs: %m");
3100 r
= bus_call_method_async(bus
, NULL
, bus_systemd_mgr
, "Subscribe", NULL
, NULL
, NULL
);
3102 return log_error_errno(r
, "Failed to enable subscription: %m");
3104 r
= bus_wait_for_units_new(bus
, &wu
);
3106 return log_error_errno(r
, "Failed to allocate unit watch context: %m");
3109 STRV_FOREACH(name
, names
) {
3110 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3112 r
= start_unit_one(bus
, method
, job_type
, *name
, mode
, &error
, w
, wu
);
3113 if (ret
== EXIT_SUCCESS
&& r
< 0)
3114 ret
= translate_bus_error_to_exit_status(r
, &error
);
3116 if (r
>= 0 && streq(method
, "StopUnit")) {
3117 r
= strv_push(&stopped_units
, *name
);
3123 if (!arg_no_block
) {
3124 const char* extra_args
[4];
3126 r
= bus_wait_for_jobs(w
, arg_quiet
, make_extra_args(extra_args
));
3130 /* When stopping units, warn if they can still be triggered by
3131 * another active unit (socket, path, timer) */
3133 STRV_FOREACH(name
, stopped_units
)
3134 (void) check_triggering_units(bus
, *name
);
3138 r
= bus_wait_for_units_run(wu
);
3140 return log_error_errno(r
, "Failed to wait for units: %m");
3141 if (r
== BUS_WAIT_FAILURE
&& ret
== EXIT_SUCCESS
)
3149 static int logind_set_wall_message(void) {
3150 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3152 _cleanup_free_
char *m
= NULL
;
3155 r
= acquire_bus(BUS_FULL
, &bus
);
3159 m
= strv_join(arg_wall
, " ");
3163 log_debug("%s wall message \"%s\".", arg_dry_run
? "Would set" : "Setting", m
);
3167 r
= bus_call_method(bus
, bus_login_mgr
, "SetWallMessage", &error
, NULL
, "sb", m
, !arg_no_wall
);
3169 return log_warning_errno(r
, "Failed to set wall message, ignoring: %s", bus_error_message(&error
, r
));
3174 /* Ask systemd-logind, which might grant access to unprivileged users through polkit */
3175 static int logind_reboot(enum action a
) {
3177 static const struct {
3179 const char *description
;
3180 } actions
[_ACTION_MAX
] = {
3181 [ACTION_POWEROFF
] = { "PowerOff", "power off system" },
3182 [ACTION_REBOOT
] = { "Reboot", "reboot system" },
3183 [ACTION_HALT
] = { "Halt", "halt system" },
3184 [ACTION_SUSPEND
] = { "Suspend", "suspend system" },
3185 [ACTION_HIBERNATE
] = { "Hibernate", "hibernate system" },
3186 [ACTION_HYBRID_SLEEP
] = { "HybridSleep", "put system into hybrid sleep" },
3187 [ACTION_SUSPEND_THEN_HIBERNATE
] = { "SuspendThenHibernate", "suspend system, hibernate later" },
3190 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3194 if (a
< 0 || a
>= _ACTION_MAX
|| !actions
[a
].method
)
3197 r
= acquire_bus(BUS_FULL
, &bus
);
3201 polkit_agent_open_maybe();
3202 (void) logind_set_wall_message();
3204 log_debug("%s org.freedesktop.login1.Manager %s dbus call.", arg_dry_run
? "Would execute" : "Executing", actions
[a
].method
);
3209 r
= bus_call_method(bus
, bus_login_mgr
, actions
[a
].method
, &error
, NULL
, "b", arg_ask_password
);
3211 return log_error_errno(r
, "Failed to %s via logind: %s", actions
[a
].description
, bus_error_message(&error
, r
));
3219 static int logind_check_inhibitors(enum action a
) {
3221 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
3222 _cleanup_strv_free_
char **sessions
= NULL
;
3223 const char *what
, *who
, *why
, *mode
;
3230 if (arg_ignore_inhibitors
|| arg_force
> 0)
3242 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
3245 r
= acquire_bus(BUS_FULL
, &bus
);
3249 r
= bus_call_method(bus
, bus_login_mgr
, "ListInhibitors", NULL
, &reply
, NULL
);
3251 /* If logind is not around, then there are no inhibitors... */
3254 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ssssuu)");
3256 return bus_log_parse_error(r
);
3258 while ((r
= sd_bus_message_read(reply
, "(ssssuu)", &what
, &who
, &why
, &mode
, &uid
, &pid
)) > 0) {
3259 _cleanup_free_
char *comm
= NULL
, *user
= NULL
;
3260 _cleanup_strv_free_
char **sv
= NULL
;
3262 if (!streq(mode
, "block"))
3265 sv
= strv_split(what
, ":");
3269 if (!pid_is_valid((pid_t
) pid
))
3270 return log_error_errno(SYNTHETIC_ERRNO(ERANGE
), "Invalid PID "PID_FMT
".", (pid_t
) pid
);
3272 if (!strv_contains(sv
,
3277 ACTION_KEXEC
) ? "shutdown" : "sleep"))
3280 get_process_comm(pid
, &comm
);
3281 user
= uid_to_name(uid
);
3283 log_warning("Operation inhibited by \"%s\" (PID "PID_FMT
" \"%s\", user %s), reason is \"%s\".",
3284 who
, (pid_t
) pid
, strna(comm
), strna(user
), why
);
3289 return bus_log_parse_error(r
);
3291 r
= sd_bus_message_exit_container(reply
);
3293 return bus_log_parse_error(r
);
3295 /* Check for current sessions */
3296 sd_get_sessions(&sessions
);
3297 STRV_FOREACH(s
, sessions
) {
3298 _cleanup_free_
char *type
= NULL
, *tty
= NULL
, *seat
= NULL
, *user
= NULL
, *service
= NULL
, *class = NULL
;
3300 if (sd_session_get_uid(*s
, &uid
) < 0 || uid
== getuid())
3303 if (sd_session_get_class(*s
, &class) < 0 || !streq(class, "user"))
3306 if (sd_session_get_type(*s
, &type
) < 0 || !STR_IN_SET(type
, "x11", "wayland", "tty", "mir"))
3309 sd_session_get_tty(*s
, &tty
);
3310 sd_session_get_seat(*s
, &seat
);
3311 sd_session_get_service(*s
, &service
);
3312 user
= uid_to_name(uid
);
3314 log_warning("User %s is logged in on %s.", strna(user
), isempty(tty
) ? (isempty(seat
) ? strna(service
) : seat
) : tty
);
3321 log_error("Please retry operation after closing inhibitors and logging out other users.\nAlternatively, ignore inhibitors and users with 'systemctl %s -i'.",
3322 action_table
[a
].verb
);
3330 static int prepare_firmware_setup(void) {
3332 if (!arg_firmware_setup
)
3336 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3340 r
= acquire_bus(BUS_FULL
, &bus
);
3344 r
= bus_call_method(bus
, bus_login_mgr
, "SetRebootToFirmwareSetup", &error
, NULL
, "b", true);
3346 return log_error_errno(r
, "Cannot indicate to EFI to boot into setup mode: %s", bus_error_message(&error
, r
));
3350 return log_error_errno(SYNTHETIC_ERRNO(ENOSYS
),
3351 "Booting into firmware setup not supported.");
3355 static int prepare_boot_loader_menu(void) {
3357 if (arg_boot_loader_menu
== USEC_INFINITY
)
3361 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3365 r
= acquire_bus(BUS_FULL
, &bus
);
3369 r
= bus_call_method(bus
, bus_login_mgr
, "SetRebootToBootLoaderMenu", &error
, NULL
, "t", arg_boot_loader_menu
);
3371 return log_error_errno(r
, "Cannot indicate to boot loader to enter boot loader entry menu: %s", bus_error_message(&error
, r
));
3375 return log_error_errno(SYNTHETIC_ERRNO(ENOSYS
),
3376 "Booting into boot loader menu not supported.");
3380 static int prepare_boot_loader_entry(void) {
3382 if (!arg_boot_loader_entry
)
3386 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3390 r
= acquire_bus(BUS_FULL
, &bus
);
3394 r
= bus_call_method(bus
, bus_login_mgr
, "SetRebootToBootLoaderEntry", &error
, NULL
, "s", arg_boot_loader_entry
);
3396 return log_error_errno(r
, "Cannot set boot into loader entry '%s': %s", arg_boot_loader_entry
, bus_error_message(&error
, r
));
3400 return log_error_errno(SYNTHETIC_ERRNO(ENOSYS
),
3401 "Booting into boot loader entry not supported.");
3405 static int load_kexec_kernel(void) {
3406 _cleanup_(boot_config_free
) BootConfig config
= {};
3407 _cleanup_free_
char *kernel
= NULL
, *initrd
= NULL
, *options
= NULL
;
3412 if (kexec_loaded()) {
3413 log_debug("Kexec kernel already loaded.");
3417 if (access(KEXEC
, X_OK
) < 0)
3418 return log_error_errno(errno
, KEXEC
" is not available: %m");
3420 r
= boot_entries_load_config_auto(NULL
, NULL
, &config
);
3422 /* The call doesn't log about ENOKEY, let's do so here. */
3423 return log_error_errno(r
,
3424 "No kexec kernel loaded and autodetection failed.\n%s",
3426 ? "Cannot automatically load kernel: ESP partition mount point not found."
3427 : "Automatic loading works only on systems booted with EFI.");
3431 e
= boot_config_default_entry(&config
);
3433 return log_error_errno(SYNTHETIC_ERRNO(ENOENT
),
3434 "No boot loader entry suitable as default, refusing to guess.");
3436 log_debug("Found default boot loader entry in file \"%s\"", e
->path
);
3439 return log_error_errno(SYNTHETIC_ERRNO(EOPNOTSUPP
),
3440 "Boot entry does not refer to Linux kernel, which is not supported currently.");
3441 if (strv_length(e
->initrd
) > 1)
3442 return log_error_errno(SYNTHETIC_ERRNO(EOPNOTSUPP
),
3443 "Boot entry specifies multiple initrds, which is not supported currently.");
3445 kernel
= path_join(e
->root
, e
->kernel
);
3449 if (!strv_isempty(e
->initrd
)) {
3450 initrd
= path_join(e
->root
, e
->initrd
[0]);
3455 options
= strv_join(e
->options
, " ");
3459 log_full(arg_quiet
? LOG_DEBUG
: LOG_INFO
,
3460 "%s "KEXEC
" --load \"%s\" --append \"%s\"%s%s%s",
3461 arg_dry_run
? "Would run" : "Running",
3464 initrd
? " --initrd \"" : NULL
, strempty(initrd
), initrd
? "\"" : "");
3468 r
= safe_fork("(kexec)", FORK_WAIT
|FORK_RESET_SIGNALS
|FORK_DEATHSIG
|FORK_RLIMIT_NOFILE_SAFE
|FORK_LOG
, &pid
);
3472 const char* const args
[] = {
3475 "--append", options
,
3476 initrd
? "--initrd" : NULL
, initrd
,
3481 execv(args
[0], (char * const *) args
);
3482 _exit(EXIT_FAILURE
);
3488 static int set_exit_code(uint8_t code
) {
3489 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3493 r
= acquire_bus(BUS_MANAGER
, &bus
);
3497 r
= bus_call_method(bus
, bus_systemd_mgr
, "SetExitCode", &error
, NULL
, "y", code
);
3499 return log_error_errno(r
, "Failed to set exit code: %s", bus_error_message(&error
, r
));
3504 static int start_special(int argc
, char *argv
[], void *userdata
) {
3507 bool termination_action
; /* an action that terminates the manager,
3508 * can be performed also by signal. */
3512 a
= verb_to_action(argv
[0]);
3514 r
= logind_check_inhibitors(a
);
3518 if (arg_force
>= 2) {
3524 r
= prepare_firmware_setup();
3528 r
= prepare_boot_loader_menu();
3532 r
= prepare_boot_loader_entry();
3536 if (a
== ACTION_REBOOT
) {
3537 const char *arg
= NULL
;
3540 if (arg_reboot_argument
)
3541 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Both --reboot-argument= and positional argument passed to reboot command, refusing.");
3543 log_notice("Positional argument to reboot command is deprecated, please use --reboot-argument= instead. Accepting anyway.");
3546 arg
= arg_reboot_argument
;
3549 r
= update_reboot_parameter_and_warn(arg
, false);
3554 } else if (a
== ACTION_KEXEC
) {
3555 r
= load_kexec_kernel();
3556 if (r
< 0 && arg_force
>= 1)
3557 log_notice("Failed to load kexec kernel, continuing without.");
3561 } else if (a
== ACTION_EXIT
&& argc
> 1) {
3564 /* If the exit code is not given on the command line,
3565 * don't reset it to zero: just keep it as it might
3566 * have been set previously. */
3568 r
= safe_atou8(argv
[1], &code
);
3570 return log_error_errno(r
, "Invalid exit code.");
3572 r
= set_exit_code(code
);
3577 termination_action
= IN_SET(a
,
3581 if (termination_action
&& arg_force
>= 2)
3584 if (arg_force
>= 1 &&
3585 (termination_action
|| IN_SET(a
, ACTION_KEXEC
, ACTION_EXIT
)))
3586 r
= trivial_method(argc
, argv
, userdata
);
3588 /* First try logind, to allow authentication with polkit */
3595 ACTION_HYBRID_SLEEP
,
3596 ACTION_SUSPEND_THEN_HIBERNATE
)) {
3598 r
= logind_reboot(a
);
3601 if (IN_SET(r
, -EOPNOTSUPP
, -EINPROGRESS
))
3602 /* requested operation is not supported or already in progress */
3605 /* On all other errors, try low-level operation. In order to minimize the difference between
3606 * operation with and without logind, we explicitly enable non-blocking mode for this, as
3607 * logind's shutdown operations are always non-blocking. */
3609 arg_no_block
= true;
3611 } else if (IN_SET(a
, ACTION_EXIT
, ACTION_KEXEC
))
3612 /* Since exit/kexec are so close in behaviour to power-off/reboot, let's also make them
3613 * asynchronous, in order to not confuse the user needlessly with unexpected behaviour. */
3614 arg_no_block
= true;
3616 r
= start_unit(argc
, argv
, userdata
);
3619 if (termination_action
&& arg_force
< 2 &&
3620 IN_SET(r
, -ENOENT
, -ETIMEDOUT
))
3621 log_notice("It is possible to perform action directly, see discussion of --force --force in man:systemctl(1).");
3626 static int start_system_special(int argc
, char *argv
[], void *userdata
) {
3627 /* Like start_special above, but raises an error when running in user mode */
3629 if (arg_scope
!= UNIT_FILE_SYSTEM
)
3630 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
3631 "Bad action for %s mode.",
3632 arg_scope
== UNIT_FILE_GLOBAL
? "--global" : "--user");
3634 return start_special(argc
, argv
, userdata
);
3637 static int check_unit_generic(int code
, const UnitActiveState good_states
[], int nb_states
, char **args
) {
3638 _cleanup_strv_free_
char **names
= NULL
;
3639 UnitActiveState active_state
;
3645 r
= acquire_bus(BUS_MANAGER
, &bus
);
3649 r
= expand_names(bus
, args
, NULL
, &names
, NULL
);
3651 return log_error_errno(r
, "Failed to expand names: %m");
3653 STRV_FOREACH(name
, names
) {
3654 r
= get_state_one_unit(bus
, *name
, &active_state
);
3659 puts(unit_active_state_to_string(active_state
));
3661 for (i
= 0; i
< nb_states
; ++i
)
3662 if (good_states
[i
] == active_state
)
3666 /* use the given return code for the case that we won't find
3667 * any unit which matches the list */
3668 return found
? 0 : code
;
3671 static int check_unit_active(int argc
, char *argv
[], void *userdata
) {
3672 static const UnitActiveState states
[] = {
3677 /* According to LSB: 3, "program is not running" */
3678 return check_unit_generic(EXIT_PROGRAM_NOT_RUNNING
, states
, ELEMENTSOF(states
), strv_skip(argv
, 1));
3681 static int check_unit_failed(int argc
, char *argv
[], void *userdata
) {
3682 static const UnitActiveState states
[] = {
3686 return check_unit_generic(EXIT_PROGRAM_DEAD_AND_PID_EXISTS
, states
, ELEMENTSOF(states
), strv_skip(argv
, 1));
3689 static int kill_unit(int argc
, char *argv
[], void *userdata
) {
3690 _cleanup_strv_free_
char **names
= NULL
;
3691 char *kill_who
= NULL
, **name
;
3695 r
= acquire_bus(BUS_MANAGER
, &bus
);
3699 polkit_agent_open_maybe();
3702 arg_kill_who
= "all";
3704 /* --fail was specified */
3705 if (streq(arg_job_mode
, "fail"))
3706 kill_who
= strjoina(arg_kill_who
, "-fail");
3708 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
, NULL
);
3710 return log_error_errno(r
, "Failed to expand names: %m");
3712 STRV_FOREACH(name
, names
) {
3713 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3715 q
= bus_call_method(
3721 "ssi", *name
, kill_who
? kill_who
: arg_kill_who
, arg_signal
);
3723 log_error_errno(q
, "Failed to kill unit %s: %s", *name
, bus_error_message(&error
, q
));
3732 static int clean_or_freeze_unit(int argc
, char *argv
[], void *userdata
) {
3733 _cleanup_(bus_wait_for_units_freep
) BusWaitForUnits
*w
= NULL
;
3734 _cleanup_strv_free_
char **names
= NULL
;
3735 int r
, ret
= EXIT_SUCCESS
;
3740 r
= acquire_bus(BUS_FULL
, &bus
);
3744 polkit_agent_open_maybe();
3746 if (!arg_clean_what
) {
3747 arg_clean_what
= strv_new("cache", "runtime");
3748 if (!arg_clean_what
)
3752 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
, NULL
);
3754 return log_error_errno(r
, "Failed to expand names: %m");
3756 if (!arg_no_block
) {
3757 r
= bus_wait_for_units_new(bus
, &w
);
3759 return log_error_errno(r
, "Failed to allocate unit waiter: %m");
3762 if (streq(argv
[0], "clean"))
3763 method
= "CleanUnit";
3764 else if (streq(argv
[0], "freeze"))
3765 method
= "FreezeUnit";
3766 else if (streq(argv
[0], "thaw"))
3767 method
= "ThawUnit";
3769 assert_not_reached("Unhandled method");
3771 STRV_FOREACH(name
, names
) {
3772 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3773 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
3776 /* If we shall wait for the cleaning to complete, let's add a ref on the unit first */
3777 r
= bus_call_method(bus
, bus_systemd_mgr
, "RefUnit", &error
, NULL
, "s", *name
);
3779 log_error_errno(r
, "Failed to add reference to unit %s: %s", *name
, bus_error_message(&error
, r
));
3780 if (ret
== EXIT_SUCCESS
)
3786 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, method
);
3788 return bus_log_create_error(r
);
3790 r
= sd_bus_message_append(m
, "s", *name
);
3792 return bus_log_create_error(r
);
3794 if (streq(method
, "CleanUnit")) {
3795 r
= sd_bus_message_append_strv(m
, arg_clean_what
);
3797 return bus_log_create_error(r
);
3800 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
3802 log_error_errno(r
, "Failed to %s unit %s: %s", argv
[0], *name
, bus_error_message(&error
, r
));
3803 if (ret
== EXIT_SUCCESS
) {
3810 r
= bus_wait_for_units_add_unit(w
, *name
, BUS_WAIT_REFFED
|BUS_WAIT_FOR_MAINTENANCE_END
, NULL
, NULL
);
3812 return log_error_errno(r
, "Failed to watch unit %s: %m", *name
);
3816 r
= bus_wait_for_units_run(w
);
3818 return log_error_errno(r
, "Failed to wait for units: %m");
3819 if (r
== BUS_WAIT_FAILURE
)
3825 typedef struct ExecStatusInfo
{
3833 usec_t start_timestamp
;
3834 usec_t exit_timestamp
;
3839 ExecCommandFlags flags
;
3841 LIST_FIELDS(struct ExecStatusInfo
, exec
);
3844 static void exec_status_info_free(ExecStatusInfo
*i
) {
3853 static int exec_status_info_deserialize(sd_bus_message
*m
, ExecStatusInfo
*i
, bool is_ex_prop
) {
3854 _cleanup_strv_free_
char **ex_opts
= NULL
;
3855 uint64_t start_timestamp
, exit_timestamp
, start_timestamp_monotonic
, exit_timestamp_monotonic
;
3858 int32_t code
, status
;
3864 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_STRUCT
, is_ex_prop
? "sasasttttuii" : "sasbttttuii");
3866 return bus_log_parse_error(r
);
3870 r
= sd_bus_message_read(m
, "s", &path
);
3872 return bus_log_parse_error(r
);
3874 i
->path
= strdup(path
);
3878 r
= sd_bus_message_read_strv(m
, &i
->argv
);
3880 return bus_log_parse_error(r
);
3882 r
= is_ex_prop
? sd_bus_message_read_strv(m
, &ex_opts
) : sd_bus_message_read(m
, "b", &ignore
);
3884 return bus_log_parse_error(r
);
3886 r
= sd_bus_message_read(m
,
3888 &start_timestamp
, &start_timestamp_monotonic
,
3889 &exit_timestamp
, &exit_timestamp_monotonic
,
3893 return bus_log_parse_error(r
);
3896 r
= exec_command_flags_from_strv(ex_opts
, &i
->flags
);
3898 return log_error_errno(r
, "Failed to convert strv to ExecCommandFlags: %m");
3900 i
->ignore
= FLAGS_SET(i
->flags
, EXEC_COMMAND_IGNORE_FAILURE
);
3904 i
->start_timestamp
= (usec_t
) start_timestamp
;
3905 i
->exit_timestamp
= (usec_t
) exit_timestamp
;
3906 i
->pid
= (pid_t
) pid
;
3910 r
= sd_bus_message_exit_container(m
);
3912 return bus_log_parse_error(r
);
3917 typedef struct UnitCondition
{
3924 LIST_FIELDS(struct UnitCondition
, conditions
);
3927 static void unit_condition_free(UnitCondition
*c
) {
3936 DEFINE_TRIVIAL_CLEANUP_FUNC(UnitCondition
*, unit_condition_free
);
3938 typedef struct UnitStatusInfo
{
3940 const char *load_state
;
3941 const char *active_state
;
3942 const char *freezer_state
;
3943 const char *sub_state
;
3944 const char *unit_file_state
;
3945 const char *unit_file_preset
;
3947 const char *description
;
3948 const char *following
;
3950 char **documentation
;
3952 const char *fragment_path
;
3953 const char *source_path
;
3954 const char *control_group
;
3956 char **dropin_paths
;
3958 char **triggered_by
;
3961 const char *load_error
;
3964 usec_t inactive_exit_timestamp
;
3965 usec_t inactive_exit_timestamp_monotonic
;
3966 usec_t active_enter_timestamp
;
3967 usec_t active_exit_timestamp
;
3968 usec_t inactive_enter_timestamp
;
3970 bool need_daemon_reload
;
3976 const char *status_text
;
3977 const char *pid_file
;
3981 usec_t start_timestamp
;
3982 usec_t exit_timestamp
;
3984 int exit_code
, exit_status
;
3986 const char *log_namespace
;
3988 usec_t condition_timestamp
;
3989 bool condition_result
;
3990 LIST_HEAD(UnitCondition
, conditions
);
3992 usec_t assert_timestamp
;
3994 bool failed_assert_trigger
;
3995 bool failed_assert_negate
;
3996 const char *failed_assert
;
3997 const char *failed_assert_parameter
;
3998 usec_t next_elapse_real
;
3999 usec_t next_elapse_monotonic
;
4002 unsigned n_accepted
;
4003 unsigned n_connections
;
4007 /* Pairs of type, path */
4011 const char *sysfs_path
;
4013 /* Mount, Automount */
4020 uint64_t memory_current
;
4021 uint64_t memory_min
;
4022 uint64_t memory_low
;
4023 uint64_t memory_high
;
4024 uint64_t memory_max
;
4025 uint64_t memory_swap_max
;
4026 uint64_t memory_limit
;
4027 uint64_t cpu_usage_nsec
;
4028 uint64_t tasks_current
;
4030 uint64_t ip_ingress_bytes
;
4031 uint64_t ip_egress_bytes
;
4032 uint64_t io_read_bytes
;
4033 uint64_t io_write_bytes
;
4035 uint64_t default_memory_min
;
4036 uint64_t default_memory_low
;
4038 LIST_HEAD(ExecStatusInfo
, exec
);
4041 static void unit_status_info_free(UnitStatusInfo
*info
) {
4045 strv_free(info
->documentation
);
4046 strv_free(info
->dropin_paths
);
4047 strv_free(info
->triggered_by
);
4048 strv_free(info
->triggers
);
4049 strv_free(info
->listen
);
4051 while ((c
= info
->conditions
)) {
4052 LIST_REMOVE(conditions
, info
->conditions
, c
);
4053 unit_condition_free(c
);
4056 while ((p
= info
->exec
)) {
4057 LIST_REMOVE(exec
, info
->exec
, p
);
4058 exec_status_info_free(p
);
4062 static void format_active_state(const char *active_state
, const char **active_on
, const char **active_off
) {
4063 if (streq_ptr(active_state
, "failed")) {
4064 *active_on
= ansi_highlight_red();
4065 *active_off
= ansi_normal();
4066 } else if (STRPTR_IN_SET(active_state
, "active", "reloading")) {
4067 *active_on
= ansi_highlight_green();
4068 *active_off
= ansi_normal();
4070 *active_on
= *active_off
= "";
4073 static void print_status_info(
4078 char since1
[FORMAT_TIMESTAMP_RELATIVE_MAX
], since2
[FORMAT_TIMESTAMP_MAX
];
4079 const char *s1
, *s2
, *active_on
, *active_off
, *on
, *off
, *ss
, *fs
;
4080 _cleanup_free_
char *formatted_path
= NULL
;
4089 /* This shows pretty information about a unit. See
4090 * print_property() for a low-level property printer */
4092 format_active_state(i
->active_state
, &active_on
, &active_off
);
4094 printf("%s%s%s %s", active_on
, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
), active_off
, strna(i
->id
));
4096 if (i
->description
&& !streq_ptr(i
->id
, i
->description
))
4097 printf(" - %s", i
->description
);
4102 printf(" Follow: unit currently follows state of %s\n", i
->following
);
4104 if (STRPTR_IN_SET(i
->load_state
, "error", "not-found", "bad-setting")) {
4105 on
= ansi_highlight_red();
4106 off
= ansi_normal();
4110 path
= i
->source_path
?: i
->fragment_path
;
4111 if (path
&& terminal_urlify_path(path
, NULL
, &formatted_path
) >= 0)
4112 path
= formatted_path
;
4114 if (!isempty(i
->load_error
))
4115 printf(" Loaded: %s%s%s (Reason: %s)\n",
4116 on
, strna(i
->load_state
), off
, i
->load_error
);
4117 else if (path
&& !isempty(i
->unit_file_state
)) {
4118 bool show_preset
= !isempty(i
->unit_file_preset
) &&
4119 show_preset_for_state(unit_file_state_from_string(i
->unit_file_state
));
4121 printf(" Loaded: %s%s%s (%s; %s%s%s)\n",
4122 on
, strna(i
->load_state
), off
,
4125 show_preset
? "; vendor preset: " : "",
4126 show_preset
? i
->unit_file_preset
: "");
4129 printf(" Loaded: %s%s%s (%s)\n",
4130 on
, strna(i
->load_state
), off
, path
);
4132 printf(" Loaded: %s%s%s\n",
4133 on
, strna(i
->load_state
), off
);
4136 printf(" Transient: yes\n");
4138 if (!strv_isempty(i
->dropin_paths
)) {
4139 _cleanup_free_
char *dir
= NULL
;
4143 STRV_FOREACH(dropin
, i
->dropin_paths
) {
4144 _cleanup_free_
char *dropin_formatted
= NULL
;
4153 dir
= dirname_malloc(*dropin
);
4161 special_glyph(SPECIAL_GLYPH_TREE_RIGHT
));
4164 last
= ! (*(dropin
+ 1) && startswith(*(dropin
+ 1), dir
));
4166 if (terminal_urlify_path(*dropin
, basename(*dropin
), &dropin_formatted
) >= 0)
4167 df
= dropin_formatted
;
4171 printf("%s%s", df
, last
? "\n" : ", ");
4175 ss
= streq_ptr(i
->active_state
, i
->sub_state
) ? NULL
: i
->sub_state
;
4177 printf(" Active: %s%s (%s)%s",
4178 active_on
, strna(i
->active_state
), ss
, active_off
);
4180 printf(" Active: %s%s%s",
4181 active_on
, strna(i
->active_state
), active_off
);
4183 fs
= !isempty(i
->freezer_state
) && !streq(i
->freezer_state
, "running") ? i
->freezer_state
: NULL
;
4185 printf(" %s(%s)%s", ansi_highlight_yellow(), fs
, ansi_normal());
4187 if (!isempty(i
->result
) && !streq(i
->result
, "success"))
4188 printf(" (Result: %s)", i
->result
);
4190 timestamp
= STRPTR_IN_SET(i
->active_state
, "active", "reloading") ? i
->active_enter_timestamp
:
4191 STRPTR_IN_SET(i
->active_state
, "inactive", "failed") ? i
->inactive_enter_timestamp
:
4192 STRPTR_IN_SET(i
->active_state
, "activating") ? i
->inactive_exit_timestamp
:
4193 i
->active_exit_timestamp
;
4195 s1
= format_timestamp_relative(since1
, sizeof(since1
), timestamp
);
4196 s2
= format_timestamp(since2
, sizeof(since2
), timestamp
);
4199 printf(" since %s; %s\n", s2
, s1
);
4201 printf(" since %s\n", s2
);
4205 STRV_FOREACH(t
, i
->triggered_by
) {
4206 UnitActiveState state
= _UNIT_ACTIVE_STATE_INVALID
;
4208 (void) get_state_one_unit(bus
, *t
, &state
);
4209 format_active_state(unit_active_state_to_string(state
), &on
, &off
);
4211 printf("%s %s%s%s %s\n",
4212 t
== i
->triggered_by
? "TriggeredBy:" : " ",
4213 on
, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
), off
,
4217 if (endswith(i
->id
, ".timer")) {
4218 char tstamp1
[FORMAT_TIMESTAMP_RELATIVE_MAX
],
4219 tstamp2
[FORMAT_TIMESTAMP_MAX
];
4220 const char *next_rel_time
, *next_time
;
4221 dual_timestamp nw
, next
= {i
->next_elapse_real
,
4222 i
->next_elapse_monotonic
};
4225 printf(" Trigger: ");
4227 dual_timestamp_get(&nw
);
4228 next_elapse
= calc_next_elapse(&nw
, &next
);
4229 next_rel_time
= format_timestamp_relative(tstamp1
, sizeof tstamp1
, next_elapse
);
4230 next_time
= format_timestamp(tstamp2
, sizeof tstamp2
, next_elapse
);
4232 if (next_time
&& next_rel_time
)
4233 printf("%s; %s\n", next_time
, next_rel_time
);
4238 STRV_FOREACH(t
, i
->triggers
) {
4239 UnitActiveState state
= _UNIT_ACTIVE_STATE_INVALID
;
4241 (void) get_state_one_unit(bus
, *t
, &state
);
4242 format_active_state(unit_active_state_to_string(state
), &on
, &off
);
4244 printf("%s %s%s%s %s\n",
4245 t
== i
->triggers
? " Triggers:" : " ",
4246 on
, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
), off
,
4250 if (!i
->condition_result
&& i
->condition_timestamp
> 0) {
4254 s1
= format_timestamp_relative(since1
, sizeof(since1
), i
->condition_timestamp
);
4255 s2
= format_timestamp(since2
, sizeof(since2
), i
->condition_timestamp
);
4257 printf(" Condition: start %scondition failed%s at %s%s%s\n",
4258 ansi_highlight_yellow(), ansi_normal(),
4259 s2
, s1
? "; " : "", strempty(s1
));
4261 LIST_FOREACH(conditions
, c
, i
->conditions
)
4262 if (c
->tristate
< 0)
4265 LIST_FOREACH(conditions
, c
, i
->conditions
)
4266 if (c
->tristate
< 0)
4267 printf(" %s %s=%s%s%s was not met\n",
4268 --n
? special_glyph(SPECIAL_GLYPH_TREE_BRANCH
) : special_glyph(SPECIAL_GLYPH_TREE_RIGHT
),
4270 c
->trigger
? "|" : "",
4271 c
->negate
? "!" : "",
4275 if (!i
->assert_result
&& i
->assert_timestamp
> 0) {
4276 s1
= format_timestamp_relative(since1
, sizeof(since1
), i
->assert_timestamp
);
4277 s2
= format_timestamp(since2
, sizeof(since2
), i
->assert_timestamp
);
4279 printf(" Assert: start %sassertion failed%s at %s%s%s\n",
4280 ansi_highlight_red(), ansi_normal(),
4281 s2
, s1
? "; " : "", strempty(s1
));
4282 if (i
->failed_assert_trigger
)
4283 printf(" none of the trigger assertions were met\n");
4284 else if (i
->failed_assert
)
4285 printf(" %s=%s%s was not met\n",
4287 i
->failed_assert_negate
? "!" : "",
4288 i
->failed_assert_parameter
);
4292 printf(" Device: %s\n", i
->sysfs_path
);
4294 printf(" Where: %s\n", i
->where
);
4296 printf(" What: %s\n", i
->what
);
4298 STRV_FOREACH(t
, i
->documentation
) {
4299 _cleanup_free_
char *formatted
= NULL
;
4302 if (terminal_urlify(*t
, NULL
, &formatted
) >= 0)
4307 printf(" %*s %s\n", 9, t
== i
->documentation
? "Docs:" : "", q
);
4310 STRV_FOREACH_PAIR(t
, t2
, i
->listen
)
4311 printf(" %*s %s (%s)\n", 9, t
== i
->listen
? "Listen:" : "", *t2
, *t
);
4314 printf(" Accepted: %u; Connected: %u;", i
->n_accepted
, i
->n_connections
);
4316 printf(" Refused: %u", i
->n_refused
);
4320 LIST_FOREACH(exec
, p
, i
->exec
) {
4321 _cleanup_free_
char *argv
= NULL
;
4324 /* Only show exited processes here */
4328 /* Don't print ExecXYZEx= properties here since it will appear as a
4329 * duplicate of the non-Ex= variant. */
4330 if (endswith(p
->name
, "Ex"))
4333 argv
= strv_join(p
->argv
, " ");
4334 printf(" Process: "PID_FMT
" %s=%s ", p
->pid
, p
->name
, strna(argv
));
4336 good
= is_clean_exit(p
->code
, p
->status
, EXIT_CLEAN_DAEMON
, NULL
);
4338 on
= ansi_highlight_red();
4339 off
= ansi_normal();
4343 printf("%s(code=%s, ", on
, sigchld_code_to_string(p
->code
));
4345 if (p
->code
== CLD_EXITED
) {
4348 printf("status=%i", p
->status
);
4350 c
= exit_status_to_string(p
->status
, EXIT_STATUS_LIBC
| EXIT_STATUS_SYSTEMD
);
4355 printf("signal=%s", signal_to_string(p
->status
));
4357 printf(")%s\n", off
);
4359 if (i
->main_pid
== p
->pid
&&
4360 i
->start_timestamp
== p
->start_timestamp
&&
4361 i
->exit_timestamp
== p
->start_timestamp
)
4362 /* Let's not show this twice */
4365 if (p
->pid
== i
->control_pid
)
4369 if (i
->main_pid
> 0 || i
->control_pid
> 0) {
4370 if (i
->main_pid
> 0) {
4371 printf(" Main PID: "PID_FMT
, i
->main_pid
);
4375 if (arg_transport
== BUS_TRANSPORT_LOCAL
) {
4376 _cleanup_free_
char *comm
= NULL
;
4378 (void) get_process_comm(i
->main_pid
, &comm
);
4380 printf(" (%s)", comm
);
4383 } else if (i
->exit_code
> 0) {
4384 printf(" (code=%s, ", sigchld_code_to_string(i
->exit_code
));
4386 if (i
->exit_code
== CLD_EXITED
) {
4389 printf("status=%i", i
->exit_status
);
4391 c
= exit_status_to_string(i
->exit_status
,
4392 EXIT_STATUS_LIBC
| EXIT_STATUS_SYSTEMD
);
4397 printf("signal=%s", signal_to_string(i
->exit_status
));
4402 if (i
->control_pid
> 0) {
4403 _cleanup_free_
char *c
= NULL
;
4405 if (i
->main_pid
> 0)
4406 fputs("; Control PID: ", stdout
);
4408 fputs("Cntrl PID: ", stdout
); /* if first in column, abbreviated so it fits alignment */
4410 printf(PID_FMT
, i
->control_pid
);
4412 if (arg_transport
== BUS_TRANSPORT_LOCAL
) {
4413 (void) get_process_comm(i
->control_pid
, &c
);
4423 printf(" Status: \"%s\"\n", i
->status_text
);
4424 if (i
->status_errno
> 0)
4425 printf(" Error: %i (%s)\n", i
->status_errno
, strerror_safe(i
->status_errno
));
4427 if (i
->ip_ingress_bytes
!= (uint64_t) -1 && i
->ip_egress_bytes
!= (uint64_t) -1) {
4428 char buf_in
[FORMAT_BYTES_MAX
], buf_out
[FORMAT_BYTES_MAX
];
4430 printf(" IP: %s in, %s out\n",
4431 format_bytes(buf_in
, sizeof(buf_in
), i
->ip_ingress_bytes
),
4432 format_bytes(buf_out
, sizeof(buf_out
), i
->ip_egress_bytes
));
4435 if (i
->io_read_bytes
!= UINT64_MAX
&& i
->io_write_bytes
!= UINT64_MAX
) {
4436 char buf_in
[FORMAT_BYTES_MAX
], buf_out
[FORMAT_BYTES_MAX
];
4438 printf(" IO: %s read, %s written\n",
4439 format_bytes(buf_in
, sizeof(buf_in
), i
->io_read_bytes
),
4440 format_bytes(buf_out
, sizeof(buf_out
), i
->io_write_bytes
));
4443 if (i
->tasks_current
!= (uint64_t) -1) {
4444 printf(" Tasks: %" PRIu64
, i
->tasks_current
);
4446 if (i
->tasks_max
!= (uint64_t) -1)
4447 printf(" (limit: %" PRIu64
")\n", i
->tasks_max
);
4452 if (i
->memory_current
!= (uint64_t) -1) {
4453 char buf
[FORMAT_BYTES_MAX
];
4455 printf(" Memory: %s", format_bytes(buf
, sizeof(buf
), i
->memory_current
));
4457 if (i
->memory_min
> 0 || i
->memory_low
> 0 ||
4458 i
->memory_high
!= CGROUP_LIMIT_MAX
|| i
->memory_max
!= CGROUP_LIMIT_MAX
||
4459 i
->memory_swap_max
!= CGROUP_LIMIT_MAX
||
4460 i
->memory_limit
!= CGROUP_LIMIT_MAX
) {
4461 const char *prefix
= "";
4464 if (i
->memory_min
> 0) {
4465 printf("%smin: %s", prefix
, format_bytes_cgroup_protection(buf
, sizeof(buf
), i
->memory_min
));
4468 if (i
->memory_low
> 0) {
4469 printf("%slow: %s", prefix
, format_bytes_cgroup_protection(buf
, sizeof(buf
), i
->memory_low
));
4472 if (i
->memory_high
!= CGROUP_LIMIT_MAX
) {
4473 printf("%shigh: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_high
));
4476 if (i
->memory_max
!= CGROUP_LIMIT_MAX
) {
4477 printf("%smax: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_max
));
4480 if (i
->memory_swap_max
!= CGROUP_LIMIT_MAX
) {
4481 printf("%sswap max: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_swap_max
));
4484 if (i
->memory_limit
!= CGROUP_LIMIT_MAX
) {
4485 printf("%slimit: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_limit
));
4493 if (i
->cpu_usage_nsec
!= (uint64_t) -1) {
4494 char buf
[FORMAT_TIMESPAN_MAX
];
4495 printf(" CPU: %s\n", format_timespan(buf
, sizeof(buf
), i
->cpu_usage_nsec
/ NSEC_PER_USEC
, USEC_PER_MSEC
));
4498 if (i
->control_group
) {
4499 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
4500 static const char prefix
[] = " ";
4503 printf(" CGroup: %s\n", i
->control_group
);
4506 if (c
> sizeof(prefix
) - 1)
4507 c
-= sizeof(prefix
) - 1;
4511 r
= unit_show_processes(bus
, i
->id
, i
->control_group
, prefix
, c
, get_output_flags(), &error
);
4516 /* Fallback for older systemd versions where the GetUnitProcesses() call is not yet available */
4518 if (i
->main_pid
> 0)
4519 extra
[k
++] = i
->main_pid
;
4521 if (i
->control_pid
> 0)
4522 extra
[k
++] = i
->control_pid
;
4524 show_cgroup_and_extra(SYSTEMD_CGROUP_CONTROLLER
, i
->control_group
, prefix
, c
, extra
, k
, get_output_flags());
4526 log_warning_errno(r
, "Failed to dump process list for '%s', ignoring: %s",
4527 i
->id
, bus_error_message(&error
, r
));
4530 if (i
->id
&& arg_transport
== BUS_TRANSPORT_LOCAL
)
4531 show_journal_by_unit(
4537 i
->inactive_exit_timestamp_monotonic
,
4540 get_output_flags() | OUTPUT_BEGIN_NEWLINE
,
4541 SD_JOURNAL_LOCAL_ONLY
,
4542 arg_scope
== UNIT_FILE_SYSTEM
,
4545 if (i
->need_daemon_reload
)
4546 warn_unit_file_changed(i
->id
);
4549 static void show_unit_help(UnitStatusInfo
*i
) {
4554 if (!i
->documentation
) {
4555 log_info("Documentation for %s not known.", i
->id
);
4559 STRV_FOREACH(p
, i
->documentation
)
4560 if (startswith(*p
, "man:"))
4561 show_man_page(*p
+ 4, false);
4563 log_info("Can't show: %s", *p
);
4566 static int map_main_pid(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4567 UnitStatusInfo
*i
= userdata
;
4571 r
= sd_bus_message_read(m
, "u", &u
);
4575 i
->main_pid
= (pid_t
) u
;
4581 static int map_load_error(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4582 const char *message
, **p
= userdata
;
4585 r
= sd_bus_message_read(m
, "(ss)", NULL
, &message
);
4589 if (!isempty(message
))
4595 static int map_listen(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4596 const char *type
, *path
;
4597 char ***p
= userdata
;
4600 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4604 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0) {
4606 r
= strv_extend(p
, type
);
4610 r
= strv_extend(p
, path
);
4617 r
= sd_bus_message_exit_container(m
);
4624 static int map_conditions(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4625 UnitStatusInfo
*i
= userdata
;
4626 const char *cond
, *param
;
4627 int trigger
, negate
;
4631 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sbbsi)");
4635 while ((r
= sd_bus_message_read(m
, "(sbbsi)", &cond
, &trigger
, &negate
, ¶m
, &state
)) > 0) {
4636 _cleanup_(unit_condition_freep
) UnitCondition
*c
= NULL
;
4638 c
= new(UnitCondition
, 1);
4642 *c
= (UnitCondition
) {
4643 .name
= strdup(cond
),
4644 .param
= strdup(param
),
4650 if (!c
->name
|| !c
->param
)
4653 LIST_PREPEND(conditions
, i
->conditions
, TAKE_PTR(c
));
4658 r
= sd_bus_message_exit_container(m
);
4665 static int map_asserts(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4666 UnitStatusInfo
*i
= userdata
;
4667 const char *cond
, *param
;
4668 int trigger
, negate
;
4672 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sbbsi)");
4676 while ((r
= sd_bus_message_read(m
, "(sbbsi)", &cond
, &trigger
, &negate
, ¶m
, &state
)) > 0) {
4677 if (state
< 0 && (!trigger
|| !i
->failed_assert
)) {
4678 i
->failed_assert
= cond
;
4679 i
->failed_assert_trigger
= trigger
;
4680 i
->failed_assert_negate
= negate
;
4681 i
->failed_assert_parameter
= param
;
4687 r
= sd_bus_message_exit_container(m
);
4694 static int map_exec(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4695 _cleanup_free_ ExecStatusInfo
*info
= NULL
;
4696 ExecStatusInfo
*last
;
4697 UnitStatusInfo
*i
= userdata
;
4698 bool is_ex_prop
= endswith(member
, "Ex");
4701 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, is_ex_prop
? "(sasasttttuii)" : "(sasbttttuii)");
4705 info
= new0(ExecStatusInfo
, 1);
4709 LIST_FIND_TAIL(exec
, i
->exec
, last
);
4711 while ((r
= exec_status_info_deserialize(m
, info
, is_ex_prop
)) > 0) {
4713 info
->name
= strdup(member
);
4717 LIST_INSERT_AFTER(exec
, i
->exec
, last
, info
);
4720 info
= new0(ExecStatusInfo
, 1);
4727 r
= sd_bus_message_exit_container(m
);
4734 static int print_property(const char *name
, const char *expected_value
, sd_bus_message
*m
, bool value
, bool all
) {
4736 const char *contents
;
4742 /* This is a low-level property printer, see
4743 * print_status_info() for the nicer output */
4745 r
= sd_bus_message_peek_type(m
, &bus_type
, &contents
);
4751 case SD_BUS_TYPE_INT32
:
4752 if (endswith(name
, "ActionExitStatus")) {
4755 r
= sd_bus_message_read_basic(m
, bus_type
, &i
);
4759 if (i
>= 0 && i
<= 255)
4760 bus_print_property_valuef(name
, expected_value
, value
, "%"PRIi32
, i
);
4762 bus_print_property_value(name
, expected_value
, value
, "[not set]");
4765 } else if (streq(name
, "NUMAPolicy")) {
4768 r
= sd_bus_message_read_basic(m
, bus_type
, &i
);
4772 bus_print_property_valuef(name
, expected_value
, value
, "%s", strna(mpol_to_string(i
)));
4778 case SD_BUS_TYPE_STRUCT
:
4780 if (contents
[0] == SD_BUS_TYPE_UINT32
&& streq(name
, "Job")) {
4783 r
= sd_bus_message_read(m
, "(uo)", &u
, NULL
);
4785 return bus_log_parse_error(r
);
4788 bus_print_property_valuef(name
, expected_value
, value
, "%"PRIu32
, u
);
4790 bus_print_property_value(name
, expected_value
, value
, "");
4794 } else if (contents
[0] == SD_BUS_TYPE_STRING
&& streq(name
, "Unit")) {
4797 r
= sd_bus_message_read(m
, "(so)", &s
, NULL
);
4799 return bus_log_parse_error(r
);
4801 if (all
|| !isempty(s
))
4802 bus_print_property_value(name
, expected_value
, value
, s
);
4806 } else if (contents
[0] == SD_BUS_TYPE_STRING
&& streq(name
, "LoadError")) {
4807 const char *a
= NULL
, *b
= NULL
;
4809 r
= sd_bus_message_read(m
, "(ss)", &a
, &b
);
4811 return bus_log_parse_error(r
);
4813 if (!isempty(a
) || !isempty(b
))
4814 bus_print_property_valuef(name
, expected_value
, value
, "%s \"%s\"", strempty(a
), strempty(b
));
4816 bus_print_property_value(name
, expected_value
, value
, "");
4820 } else if (STR_IN_SET(name
, "SystemCallFilter", "RestrictAddressFamilies")) {
4821 _cleanup_strv_free_
char **l
= NULL
;
4824 r
= sd_bus_message_enter_container(m
, 'r', "bas");
4826 return bus_log_parse_error(r
);
4828 r
= sd_bus_message_read(m
, "b", &whitelist
);
4830 return bus_log_parse_error(r
);
4832 r
= sd_bus_message_read_strv(m
, &l
);
4834 return bus_log_parse_error(r
);
4836 r
= sd_bus_message_exit_container(m
);
4838 return bus_log_parse_error(r
);
4840 if (all
|| whitelist
|| !strv_isempty(l
)) {
4845 fputs(name
, stdout
);
4852 STRV_FOREACH(i
, l
) {
4860 fputc('\n', stdout
);
4865 } else if (STR_IN_SET(name
, "SELinuxContext", "AppArmorProfile", "SmackProcessLabel")) {
4869 r
= sd_bus_message_read(m
, "(bs)", &ignore
, &s
);
4871 return bus_log_parse_error(r
);
4874 bus_print_property_valuef(name
, expected_value
, value
, "%s%s", ignore
? "-" : "", s
);
4876 bus_print_property_value(name
, expected_value
, value
, "");
4880 } else if (endswith(name
, "ExitStatus") && streq(contents
, "aiai")) {
4881 const int32_t *status
, *signal
;
4882 size_t n_status
, n_signal
, i
;
4884 r
= sd_bus_message_enter_container(m
, 'r', "aiai");
4886 return bus_log_parse_error(r
);
4888 r
= sd_bus_message_read_array(m
, 'i', (const void **) &status
, &n_status
);
4890 return bus_log_parse_error(r
);
4892 r
= sd_bus_message_read_array(m
, 'i', (const void **) &signal
, &n_signal
);
4894 return bus_log_parse_error(r
);
4896 r
= sd_bus_message_exit_container(m
);
4898 return bus_log_parse_error(r
);
4900 n_status
/= sizeof(int32_t);
4901 n_signal
/= sizeof(int32_t);
4903 if (all
|| n_status
> 0 || n_signal
> 0) {
4907 fputs(name
, stdout
);
4911 for (i
= 0; i
< n_status
; i
++) {
4917 printf("%"PRIi32
, status
[i
]);
4920 for (i
= 0; i
< n_signal
; i
++) {
4923 str
= signal_to_string((int) signal
[i
]);
4933 printf("%"PRIi32
, status
[i
]);
4936 fputc('\n', stdout
);
4943 case SD_BUS_TYPE_ARRAY
:
4945 if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "EnvironmentFiles")) {
4949 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sb)");
4951 return bus_log_parse_error(r
);
4953 while ((r
= sd_bus_message_read(m
, "(sb)", &path
, &ignore
)) > 0)
4954 bus_print_property_valuef(name
, expected_value
, value
, "%s (ignore_errors=%s)", path
, yes_no(ignore
));
4957 return bus_log_parse_error(r
);
4959 r
= sd_bus_message_exit_container(m
);
4961 return bus_log_parse_error(r
);
4965 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Paths")) {
4966 const char *type
, *path
;
4968 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4970 return bus_log_parse_error(r
);
4972 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0)
4973 bus_print_property_valuef(name
, expected_value
, value
, "%s (%s)", path
, type
);
4975 return bus_log_parse_error(r
);
4977 r
= sd_bus_message_exit_container(m
);
4979 return bus_log_parse_error(r
);
4983 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Listen")) {
4984 const char *type
, *path
;
4986 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4988 return bus_log_parse_error(r
);
4990 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0)
4991 bus_print_property_valuef(name
, expected_value
, value
, "%s (%s)", path
, type
);
4993 return bus_log_parse_error(r
);
4995 r
= sd_bus_message_exit_container(m
);
4997 return bus_log_parse_error(r
);
5001 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "TimersMonotonic")) {
5003 uint64_t v
, next_elapse
;
5005 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(stt)");
5007 return bus_log_parse_error(r
);
5009 while ((r
= sd_bus_message_read(m
, "(stt)", &base
, &v
, &next_elapse
)) > 0) {
5010 char timespan1
[FORMAT_TIMESPAN_MAX
] = "n/a", timespan2
[FORMAT_TIMESPAN_MAX
] = "n/a";
5012 (void) format_timespan(timespan1
, sizeof timespan1
, v
, 0);
5013 (void) format_timespan(timespan2
, sizeof timespan2
, next_elapse
, 0);
5015 bus_print_property_valuef(name
, expected_value
, value
,
5016 "{ %s=%s ; next_elapse=%s }", base
, timespan1
, timespan2
);
5019 return bus_log_parse_error(r
);
5021 r
= sd_bus_message_exit_container(m
);
5023 return bus_log_parse_error(r
);
5027 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "TimersCalendar")) {
5028 const char *base
, *spec
;
5029 uint64_t next_elapse
;
5031 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sst)");
5033 return bus_log_parse_error(r
);
5035 while ((r
= sd_bus_message_read(m
, "(sst)", &base
, &spec
, &next_elapse
)) > 0) {
5036 char timestamp
[FORMAT_TIMESTAMP_MAX
] = "n/a";
5038 (void) format_timestamp(timestamp
, sizeof(timestamp
), next_elapse
);
5039 bus_print_property_valuef(name
, expected_value
, value
,
5040 "{ %s=%s ; next_elapse=%s }", base
, spec
, timestamp
);
5043 return bus_log_parse_error(r
);
5045 r
= sd_bus_message_exit_container(m
);
5047 return bus_log_parse_error(r
);
5051 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& startswith(name
, "Exec")) {
5052 ExecStatusInfo info
= {};
5053 bool is_ex_prop
= endswith(name
, "Ex");
5055 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, is_ex_prop
? "(sasasttttuii)" : "(sasbttttuii)");
5057 return bus_log_parse_error(r
);
5059 while ((r
= exec_status_info_deserialize(m
, &info
, is_ex_prop
)) > 0) {
5060 char timestamp1
[FORMAT_TIMESTAMP_MAX
], timestamp2
[FORMAT_TIMESTAMP_MAX
];
5061 _cleanup_strv_free_
char **optv
= NULL
;
5062 _cleanup_free_
char *tt
, *o
= NULL
;
5064 tt
= strv_join(info
.argv
, " ");
5067 r
= exec_command_flags_to_strv(info
.flags
, &optv
);
5069 return log_error_errno(r
, "Failed to convert ExecCommandFlags to strv: %m");
5071 o
= strv_join(optv
, " ");
5073 bus_print_property_valuef(name
, expected_value
, value
,
5074 "{ path=%s ; argv[]=%s ; flags=%s ; start_time=[%s] ; stop_time=[%s] ; pid="PID_FMT
" ; code=%s ; status=%i%s%s }",
5078 strna(format_timestamp(timestamp1
, sizeof(timestamp1
), info
.start_timestamp
)),
5079 strna(format_timestamp(timestamp2
, sizeof(timestamp2
), info
.exit_timestamp
)),
5081 sigchld_code_to_string(info
.code
),
5083 info
.code
== CLD_EXITED
? "" : "/",
5084 strempty(info
.code
== CLD_EXITED
? NULL
: signal_to_string(info
.status
)));
5086 bus_print_property_valuef(name
, expected_value
, value
,
5087 "{ path=%s ; argv[]=%s ; ignore_errors=%s ; start_time=[%s] ; stop_time=[%s] ; pid="PID_FMT
" ; code=%s ; status=%i%s%s }",
5090 yes_no(info
.ignore
),
5091 strna(format_timestamp(timestamp1
, sizeof(timestamp1
), info
.start_timestamp
)),
5092 strna(format_timestamp(timestamp2
, sizeof(timestamp2
), info
.exit_timestamp
)),
5094 sigchld_code_to_string(info
.code
),
5096 info
.code
== CLD_EXITED
? "" : "/",
5097 strempty(info
.code
== CLD_EXITED
? NULL
: signal_to_string(info
.status
)));
5100 strv_free(info
.argv
);
5104 r
= sd_bus_message_exit_container(m
);
5106 return bus_log_parse_error(r
);
5110 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "DeviceAllow")) {
5111 const char *path
, *rwm
;
5113 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
5115 return bus_log_parse_error(r
);
5117 while ((r
= sd_bus_message_read(m
, "(ss)", &path
, &rwm
)) > 0)
5118 bus_print_property_valuef(name
, expected_value
, value
, "%s %s", strna(path
), strna(rwm
));
5120 return bus_log_parse_error(r
);
5122 r
= sd_bus_message_exit_container(m
);
5124 return bus_log_parse_error(r
);
5128 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&&
5129 STR_IN_SET(name
, "IODeviceWeight", "BlockIODeviceWeight")) {
5133 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
5135 return bus_log_parse_error(r
);
5137 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &weight
)) > 0)
5138 bus_print_property_valuef(name
, expected_value
, value
, "%s %"PRIu64
, strna(path
), weight
);
5140 return bus_log_parse_error(r
);
5142 r
= sd_bus_message_exit_container(m
);
5144 return bus_log_parse_error(r
);
5148 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&&
5149 (cgroup_io_limit_type_from_string(name
) >= 0 ||
5150 STR_IN_SET(name
, "BlockIOReadBandwidth", "BlockIOWriteBandwidth"))) {
5154 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
5156 return bus_log_parse_error(r
);
5158 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &bandwidth
)) > 0)
5159 bus_print_property_valuef(name
, expected_value
, value
, "%s %"PRIu64
, strna(path
), bandwidth
);
5161 return bus_log_parse_error(r
);
5163 r
= sd_bus_message_exit_container(m
);
5165 return bus_log_parse_error(r
);
5169 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&&
5170 streq(name
, "IODeviceLatencyTargetUSec")) {
5171 char ts
[FORMAT_TIMESPAN_MAX
];
5175 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
5177 return bus_log_parse_error(r
);
5179 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &target
)) > 0)
5180 bus_print_property_valuef(name
, expected_value
, value
, "%s %s", strna(path
),
5181 format_timespan(ts
, sizeof(ts
), target
, 1));
5183 return bus_log_parse_error(r
);
5185 r
= sd_bus_message_exit_container(m
);
5187 return bus_log_parse_error(r
);
5191 } else if (contents
[0] == SD_BUS_TYPE_BYTE
&& streq(name
, "StandardInputData")) {
5192 _cleanup_free_
char *h
= NULL
;
5197 r
= sd_bus_message_read_array(m
, 'y', &p
, &sz
);
5199 return bus_log_parse_error(r
);
5201 n
= base64mem(p
, sz
, &h
);
5205 bus_print_property_value(name
, expected_value
, value
, h
);
5209 } else if (STR_IN_SET(name
, "IPAddressAllow", "IPAddressDeny")) {
5210 _cleanup_free_
char *addresses
= NULL
;
5212 r
= sd_bus_message_enter_container(m
, 'a', "(iayu)");
5214 return bus_log_parse_error(r
);
5217 _cleanup_free_
char *str
= NULL
;
5223 r
= sd_bus_message_enter_container(m
, 'r', "iayu");
5225 return bus_log_parse_error(r
);
5229 r
= sd_bus_message_read(m
, "i", &family
);
5231 return bus_log_parse_error(r
);
5233 r
= sd_bus_message_read_array(m
, 'y', &ap
, &an
);
5235 return bus_log_parse_error(r
);
5237 r
= sd_bus_message_read(m
, "u", &prefixlen
);
5239 return bus_log_parse_error(r
);
5241 r
= sd_bus_message_exit_container(m
);
5243 return bus_log_parse_error(r
);
5245 if (!IN_SET(family
, AF_INET
, AF_INET6
))
5248 if (an
!= FAMILY_ADDRESS_SIZE(family
))
5251 if (prefixlen
> FAMILY_ADDRESS_SIZE(family
) * 8)
5254 if (in_addr_prefix_to_string(family
, (union in_addr_union
*) ap
, prefixlen
, &str
) < 0)
5257 if (!strextend_with_separator(&addresses
, " ", str
, NULL
))
5261 r
= sd_bus_message_exit_container(m
);
5263 return bus_log_parse_error(r
);
5265 if (all
|| !isempty(addresses
))
5266 bus_print_property_value(name
, expected_value
, value
, strempty(addresses
));
5270 } else if (STR_IN_SET(name
, "BindPaths", "BindReadOnlyPaths")) {
5271 _cleanup_free_
char *paths
= NULL
;
5272 const char *source
, *dest
;
5276 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ssbt)");
5278 return bus_log_parse_error(r
);
5280 while ((r
= sd_bus_message_read(m
, "(ssbt)", &source
, &dest
, &ignore_enoent
, &rbind
)) > 0) {
5281 _cleanup_free_
char *str
= NULL
;
5283 if (isempty(source
))
5286 if (asprintf(&str
, "%s%s%s%s%s",
5287 ignore_enoent
? "-" : "",
5289 isempty(dest
) ? "" : ":",
5291 rbind
== MS_REC
? ":rbind" : "") < 0)
5294 if (!strextend_with_separator(&paths
, " ", str
, NULL
))
5298 return bus_log_parse_error(r
);
5300 r
= sd_bus_message_exit_container(m
);
5302 return bus_log_parse_error(r
);
5304 if (all
|| !isempty(paths
))
5305 bus_print_property_value(name
, expected_value
, value
, strempty(paths
));
5309 } else if (streq(name
, "TemporaryFileSystem")) {
5310 _cleanup_free_
char *paths
= NULL
;
5311 const char *target
, *option
;
5313 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
5315 return bus_log_parse_error(r
);
5317 while ((r
= sd_bus_message_read(m
, "(ss)", &target
, &option
)) > 0) {
5318 _cleanup_free_
char *str
= NULL
;
5320 if (isempty(target
))
5323 if (asprintf(&str
, "%s%s%s", target
, isempty(option
) ? "" : ":", strempty(option
)) < 0)
5326 if (!strextend_with_separator(&paths
, " ", str
, NULL
))
5330 return bus_log_parse_error(r
);
5332 r
= sd_bus_message_exit_container(m
);
5334 return bus_log_parse_error(r
);
5336 if (all
|| !isempty(paths
))
5337 bus_print_property_value(name
, expected_value
, value
, strempty(paths
));
5341 } else if (streq(name
, "LogExtraFields")) {
5342 _cleanup_free_
char *fields
= NULL
;
5346 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "ay");
5348 return bus_log_parse_error(r
);
5350 while ((r
= sd_bus_message_read_array(m
, 'y', &p
, &sz
)) > 0) {
5351 _cleanup_free_
char *str
= NULL
;
5354 if (memchr(p
, 0, sz
))
5357 eq
= memchr(p
, '=', sz
);
5361 if (!journal_field_valid(p
, eq
- (const char*) p
, false))
5364 str
= malloc(sz
+ 1);
5371 if (!utf8_is_valid(str
))
5374 if (!strextend_with_separator(&fields
, " ", str
, NULL
))
5378 return bus_log_parse_error(r
);
5380 r
= sd_bus_message_exit_container(m
);
5382 return bus_log_parse_error(r
);
5384 if (all
|| !isempty(fields
))
5385 bus_print_property_value(name
, expected_value
, value
, strempty(fields
));
5388 } else if (contents
[0] == SD_BUS_TYPE_BYTE
&& STR_IN_SET(name
, "CPUAffinity", "NUMAMask", "AllowedCPUs", "AllowedMemoryNodes", "EffectiveCPUs", "EffectiveMemoryNodes")) {
5389 _cleanup_free_
char *affinity
= NULL
;
5390 _cleanup_(cpu_set_reset
) CPUSet set
= {};
5394 r
= sd_bus_message_read_array(m
, 'y', &a
, &n
);
5396 return bus_log_parse_error(r
);
5398 r
= cpu_set_from_dbus(a
, n
, &set
);
5400 return log_error_errno(r
, "Failed to deserialize %s: %m", name
);
5402 affinity
= cpu_set_to_range_string(&set
);
5406 bus_print_property_value(name
, expected_value
, value
, affinity
);
5417 typedef enum SystemctlShowMode
{
5418 SYSTEMCTL_SHOW_PROPERTIES
,
5419 SYSTEMCTL_SHOW_STATUS
,
5420 SYSTEMCTL_SHOW_HELP
,
5421 _SYSTEMCTL_SHOW_MODE_MAX
,
5422 _SYSTEMCTL_SHOW_MODE_INVALID
= -1,
5423 } SystemctlShowMode
;
5425 static const char* const systemctl_show_mode_table
[_SYSTEMCTL_SHOW_MODE_MAX
] = {
5426 [SYSTEMCTL_SHOW_PROPERTIES
] = "show",
5427 [SYSTEMCTL_SHOW_STATUS
] = "status",
5428 [SYSTEMCTL_SHOW_HELP
] = "help",
5431 DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(systemctl_show_mode
, SystemctlShowMode
);
5433 static int show_one(
5437 SystemctlShowMode show_mode
,
5441 static const struct bus_properties_map property_map
[] = {
5442 { "LoadState", "s", NULL
, offsetof(UnitStatusInfo
, load_state
) },
5443 { "ActiveState", "s", NULL
, offsetof(UnitStatusInfo
, active_state
) },
5444 { "FreezerState", "s", NULL
, offsetof(UnitStatusInfo
, freezer_state
) },
5445 { "Documentation", "as", NULL
, offsetof(UnitStatusInfo
, documentation
) },
5448 { "Id", "s", NULL
, offsetof(UnitStatusInfo
, id
) },
5449 { "LoadState", "s", NULL
, offsetof(UnitStatusInfo
, load_state
) },
5450 { "ActiveState", "s", NULL
, offsetof(UnitStatusInfo
, active_state
) },
5451 { "FreezerState", "s", NULL
, offsetof(UnitStatusInfo
, freezer_state
) },
5452 { "SubState", "s", NULL
, offsetof(UnitStatusInfo
, sub_state
) },
5453 { "UnitFileState", "s", NULL
, offsetof(UnitStatusInfo
, unit_file_state
) },
5454 { "UnitFilePreset", "s", NULL
, offsetof(UnitStatusInfo
, unit_file_preset
) },
5455 { "Description", "s", NULL
, offsetof(UnitStatusInfo
, description
) },
5456 { "Following", "s", NULL
, offsetof(UnitStatusInfo
, following
) },
5457 { "Documentation", "as", NULL
, offsetof(UnitStatusInfo
, documentation
) },
5458 { "FragmentPath", "s", NULL
, offsetof(UnitStatusInfo
, fragment_path
) },
5459 { "SourcePath", "s", NULL
, offsetof(UnitStatusInfo
, source_path
) },
5460 { "ControlGroup", "s", NULL
, offsetof(UnitStatusInfo
, control_group
) },
5461 { "DropInPaths", "as", NULL
, offsetof(UnitStatusInfo
, dropin_paths
) },
5462 { "LoadError", "(ss)", map_load_error
, offsetof(UnitStatusInfo
, load_error
) },
5463 { "Result", "s", NULL
, offsetof(UnitStatusInfo
, result
) },
5464 { "TriggeredBy", "as", NULL
, offsetof(UnitStatusInfo
, triggered_by
) },
5465 { "Triggers", "as", NULL
, offsetof(UnitStatusInfo
, triggers
) },
5466 { "InactiveExitTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, inactive_exit_timestamp
) },
5467 { "InactiveExitTimestampMonotonic", "t", NULL
, offsetof(UnitStatusInfo
, inactive_exit_timestamp_monotonic
) },
5468 { "ActiveEnterTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, active_enter_timestamp
) },
5469 { "ActiveExitTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, active_exit_timestamp
) },
5470 { "InactiveEnterTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, inactive_enter_timestamp
) },
5471 { "NeedDaemonReload", "b", NULL
, offsetof(UnitStatusInfo
, need_daemon_reload
) },
5472 { "Transient", "b", NULL
, offsetof(UnitStatusInfo
, transient
) },
5473 { "ExecMainPID", "u", NULL
, offsetof(UnitStatusInfo
, main_pid
) },
5474 { "MainPID", "u", map_main_pid
, 0 },
5475 { "ControlPID", "u", NULL
, offsetof(UnitStatusInfo
, control_pid
) },
5476 { "StatusText", "s", NULL
, offsetof(UnitStatusInfo
, status_text
) },
5477 { "PIDFile", "s", NULL
, offsetof(UnitStatusInfo
, pid_file
) },
5478 { "StatusErrno", "i", NULL
, offsetof(UnitStatusInfo
, status_errno
) },
5479 { "ExecMainStartTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, start_timestamp
) },
5480 { "ExecMainExitTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, exit_timestamp
) },
5481 { "ExecMainCode", "i", NULL
, offsetof(UnitStatusInfo
, exit_code
) },
5482 { "ExecMainStatus", "i", NULL
, offsetof(UnitStatusInfo
, exit_status
) },
5483 { "LogNamespace", "s", NULL
, offsetof(UnitStatusInfo
, log_namespace
) },
5484 { "ConditionTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, condition_timestamp
) },
5485 { "ConditionResult", "b", NULL
, offsetof(UnitStatusInfo
, condition_result
) },
5486 { "Conditions", "a(sbbsi)", map_conditions
, 0 },
5487 { "AssertTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, assert_timestamp
) },
5488 { "AssertResult", "b", NULL
, offsetof(UnitStatusInfo
, assert_result
) },
5489 { "Asserts", "a(sbbsi)", map_asserts
, 0 },
5490 { "NextElapseUSecRealtime", "t", NULL
, offsetof(UnitStatusInfo
, next_elapse_real
) },
5491 { "NextElapseUSecMonotonic", "t", NULL
, offsetof(UnitStatusInfo
, next_elapse_monotonic
) },
5492 { "NAccepted", "u", NULL
, offsetof(UnitStatusInfo
, n_accepted
) },
5493 { "NConnections", "u", NULL
, offsetof(UnitStatusInfo
, n_connections
) },
5494 { "NRefused", "u", NULL
, offsetof(UnitStatusInfo
, n_refused
) },
5495 { "Accept", "b", NULL
, offsetof(UnitStatusInfo
, accept
) },
5496 { "Listen", "a(ss)", map_listen
, offsetof(UnitStatusInfo
, listen
) },
5497 { "SysFSPath", "s", NULL
, offsetof(UnitStatusInfo
, sysfs_path
) },
5498 { "Where", "s", NULL
, offsetof(UnitStatusInfo
, where
) },
5499 { "What", "s", NULL
, offsetof(UnitStatusInfo
, what
) },
5500 { "MemoryCurrent", "t", NULL
, offsetof(UnitStatusInfo
, memory_current
) },
5501 { "DefaultMemoryMin", "t", NULL
, offsetof(UnitStatusInfo
, default_memory_min
) },
5502 { "DefaultMemoryLow", "t", NULL
, offsetof(UnitStatusInfo
, default_memory_low
) },
5503 { "MemoryMin", "t", NULL
, offsetof(UnitStatusInfo
, memory_min
) },
5504 { "MemoryLow", "t", NULL
, offsetof(UnitStatusInfo
, memory_low
) },
5505 { "MemoryHigh", "t", NULL
, offsetof(UnitStatusInfo
, memory_high
) },
5506 { "MemoryMax", "t", NULL
, offsetof(UnitStatusInfo
, memory_max
) },
5507 { "MemorySwapMax", "t", NULL
, offsetof(UnitStatusInfo
, memory_swap_max
) },
5508 { "MemoryLimit", "t", NULL
, offsetof(UnitStatusInfo
, memory_limit
) },
5509 { "CPUUsageNSec", "t", NULL
, offsetof(UnitStatusInfo
, cpu_usage_nsec
) },
5510 { "TasksCurrent", "t", NULL
, offsetof(UnitStatusInfo
, tasks_current
) },
5511 { "TasksMax", "t", NULL
, offsetof(UnitStatusInfo
, tasks_max
) },
5512 { "IPIngressBytes", "t", NULL
, offsetof(UnitStatusInfo
, ip_ingress_bytes
) },
5513 { "IPEgressBytes", "t", NULL
, offsetof(UnitStatusInfo
, ip_egress_bytes
) },
5514 { "IOReadBytes", "t", NULL
, offsetof(UnitStatusInfo
, io_read_bytes
) },
5515 { "IOWriteBytes", "t", NULL
, offsetof(UnitStatusInfo
, io_write_bytes
) },
5516 { "ExecCondition", "a(sasbttttuii)", map_exec
, 0 },
5517 { "ExecConditionEx", "a(sasasttttuii)", map_exec
, 0 },
5518 { "ExecStartPre", "a(sasbttttuii)", map_exec
, 0 },
5519 { "ExecStartPreEx", "a(sasasttttuii)", map_exec
, 0 },
5520 { "ExecStart", "a(sasbttttuii)", map_exec
, 0 },
5521 { "ExecStartEx", "a(sasasttttuii)", map_exec
, 0 },
5522 { "ExecStartPost", "a(sasbttttuii)", map_exec
, 0 },
5523 { "ExecStartPostEx", "a(sasasttttuii)", map_exec
, 0 },
5524 { "ExecReload", "a(sasbttttuii)", map_exec
, 0 },
5525 { "ExecReloadEx", "a(sasasttttuii)", map_exec
, 0 },
5526 { "ExecStopPre", "a(sasbttttuii)", map_exec
, 0 },
5527 { "ExecStop", "a(sasbttttuii)", map_exec
, 0 },
5528 { "ExecStopEx", "a(sasasttttuii)", map_exec
, 0 },
5529 { "ExecStopPost", "a(sasbttttuii)", map_exec
, 0 },
5530 { "ExecStopPostEx", "a(sasasttttuii)", map_exec
, 0 },
5534 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5535 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5536 _cleanup_set_free_ Set
*found_properties
= NULL
;
5537 _cleanup_(unit_status_info_free
) UnitStatusInfo info
= {
5538 .memory_current
= (uint64_t) -1,
5539 .memory_high
= CGROUP_LIMIT_MAX
,
5540 .memory_max
= CGROUP_LIMIT_MAX
,
5541 .memory_swap_max
= CGROUP_LIMIT_MAX
,
5542 .memory_limit
= (uint64_t) -1,
5543 .cpu_usage_nsec
= (uint64_t) -1,
5544 .tasks_current
= (uint64_t) -1,
5545 .tasks_max
= (uint64_t) -1,
5546 .ip_ingress_bytes
= (uint64_t) -1,
5547 .ip_egress_bytes
= (uint64_t) -1,
5548 .io_read_bytes
= UINT64_MAX
,
5549 .io_write_bytes
= UINT64_MAX
,
5557 log_debug("Showing one %s", path
);
5559 r
= bus_map_all_properties(
5561 "org.freedesktop.systemd1",
5563 show_mode
== SYSTEMCTL_SHOW_STATUS
? status_map
: property_map
,
5564 BUS_MAP_BOOLEAN_AS_BOOL
,
5569 return log_error_errno(r
, "Failed to get properties: %s", bus_error_message(&error
, r
));
5571 if (unit
&& streq_ptr(info
.load_state
, "not-found") && streq_ptr(info
.active_state
, "inactive")) {
5572 log_full(show_mode
== SYSTEMCTL_SHOW_STATUS
? LOG_ERR
: LOG_DEBUG
,
5573 "Unit %s could not be found.", unit
);
5575 if (show_mode
== SYSTEMCTL_SHOW_STATUS
)
5576 return EXIT_PROGRAM_OR_SERVICES_STATUS_UNKNOWN
;
5577 else if (show_mode
== SYSTEMCTL_SHOW_HELP
)
5586 if (show_mode
== SYSTEMCTL_SHOW_STATUS
) {
5587 print_status_info(bus
, &info
, ellipsized
);
5589 if (info
.active_state
&& !STR_IN_SET(info
.active_state
, "active", "reloading"))
5590 return EXIT_PROGRAM_NOT_RUNNING
;
5592 return EXIT_PROGRAM_RUNNING_OR_SERVICE_OK
;
5594 } else if (show_mode
== SYSTEMCTL_SHOW_HELP
) {
5595 show_unit_help(&info
);
5599 r
= sd_bus_message_rewind(reply
, true);
5601 return log_error_errno(r
, "Failed to rewind: %s", bus_error_message(&error
, r
));
5603 r
= bus_message_print_all_properties(reply
, print_property
, arg_properties
, arg_value
, arg_all
, &found_properties
);
5605 return bus_log_parse_error(r
);
5607 STRV_FOREACH(pp
, arg_properties
)
5608 if (!set_contains(found_properties
, *pp
))
5609 log_debug("Property %s does not exist.", *pp
);
5614 static int get_unit_dbus_path_by_pid(
5619 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5620 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5624 r
= bus_call_method(bus
, bus_systemd_mgr
, "GetUnitByPID", &error
, &reply
, "u", pid
);
5626 return log_error_errno(r
, "Failed to get unit for PID %"PRIu32
": %s", pid
, bus_error_message(&error
, r
));
5628 r
= sd_bus_message_read(reply
, "o", &u
);
5630 return bus_log_parse_error(r
);
5640 static int show_all(
5645 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5646 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
5651 r
= get_unit_list(bus
, NULL
, NULL
, &unit_infos
, 0, &reply
);
5655 (void) pager_open(arg_pager_flags
);
5659 typesafe_qsort(unit_infos
, c
, compare_unit_info
);
5661 for (u
= unit_infos
; u
< unit_infos
+ c
; u
++) {
5662 _cleanup_free_
char *p
= NULL
;
5664 p
= unit_dbus_path_from_name(u
->id
);
5668 r
= show_one(bus
, p
, u
->id
, SYSTEMCTL_SHOW_STATUS
, new_line
, ellipsized
);
5671 else if (r
> 0 && ret
== 0)
5678 static int show_system_status(sd_bus
*bus
) {
5679 char since1
[FORMAT_TIMESTAMP_RELATIVE_MAX
], since2
[FORMAT_TIMESTAMP_MAX
];
5680 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5681 _cleanup_(machine_info_clear
) struct machine_info mi
= {};
5682 _cleanup_free_
char *hn
= NULL
;
5683 const char *on
, *off
;
5686 hn
= gethostname_malloc();
5690 r
= bus_map_all_properties(
5692 "org.freedesktop.systemd1",
5693 "/org/freedesktop/systemd1",
5694 machine_info_property_map
,
5700 return log_error_errno(r
, "Failed to read server status: %s", bus_error_message(&error
, r
));
5702 if (streq_ptr(mi
.state
, "degraded")) {
5703 on
= ansi_highlight_red();
5704 off
= ansi_normal();
5705 } else if (streq_ptr(mi
.state
, "running")) {
5706 on
= ansi_highlight_green();
5707 off
= ansi_normal();
5709 on
= ansi_highlight_yellow();
5710 off
= ansi_normal();
5713 printf("%s%s%s %s\n", on
, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
), off
, arg_host
? arg_host
: hn
);
5715 printf(" State: %s%s%s\n",
5716 on
, strna(mi
.state
), off
);
5718 printf(" Jobs: %" PRIu32
" queued\n", mi
.n_jobs
);
5719 printf(" Failed: %" PRIu32
" units\n", mi
.n_failed_units
);
5721 printf(" Since: %s; %s\n",
5722 format_timestamp(since2
, sizeof(since2
), mi
.timestamp
),
5723 format_timestamp_relative(since1
, sizeof(since1
), mi
.timestamp
));
5725 printf(" CGroup: %s\n", mi
.control_group
?: "/");
5726 if (IN_SET(arg_transport
,
5727 BUS_TRANSPORT_LOCAL
,
5728 BUS_TRANSPORT_MACHINE
)) {
5729 static const char prefix
[] = " ";
5733 if (c
> sizeof(prefix
) - 1)
5734 c
-= sizeof(prefix
) - 1;
5738 show_cgroup(SYSTEMD_CGROUP_CONTROLLER
, strempty(mi
.control_group
), prefix
, c
, get_output_flags());
5744 static int show(int argc
, char *argv
[], void *userdata
) {
5745 bool new_line
= false, ellipsized
= false;
5746 SystemctlShowMode show_mode
;
5752 show_mode
= systemctl_show_mode_from_string(argv
[0]);
5754 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
5755 "Invalid argument.");
5757 if (show_mode
== SYSTEMCTL_SHOW_HELP
&& argc
<= 1)
5758 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
5759 "'help' command expects one or more unit names.\n"
5760 "(Alternatively, help for systemctl itself may be shown with --help)");
5762 r
= acquire_bus(BUS_MANAGER
, &bus
);
5766 (void) pager_open(arg_pager_flags
);
5768 /* If no argument is specified inspect the manager itself */
5769 if (show_mode
== SYSTEMCTL_SHOW_PROPERTIES
&& argc
<= 1)
5770 return show_one(bus
, "/org/freedesktop/systemd1", NULL
, show_mode
, &new_line
, &ellipsized
);
5772 if (show_mode
== SYSTEMCTL_SHOW_STATUS
&& argc
<= 1) {
5774 show_system_status(bus
);
5778 ret
= show_all(bus
, &new_line
, &ellipsized
);
5780 _cleanup_free_
char **patterns
= NULL
;
5783 STRV_FOREACH(name
, strv_skip(argv
, 1)) {
5784 _cleanup_free_
char *path
= NULL
, *unit
= NULL
;
5787 if (safe_atou32(*name
, &id
) < 0) {
5788 if (strv_push(&patterns
, *name
) < 0)
5792 } else if (show_mode
== SYSTEMCTL_SHOW_PROPERTIES
) {
5793 /* Interpret as job id */
5794 if (asprintf(&path
, "/org/freedesktop/systemd1/job/%u", id
) < 0)
5798 /* Interpret as PID */
5799 r
= get_unit_dbus_path_by_pid(bus
, id
, &path
);
5805 r
= unit_name_from_dbus_path(path
, &unit
);
5810 r
= show_one(bus
, path
, unit
, show_mode
, &new_line
, &ellipsized
);
5813 else if (r
> 0 && ret
== 0)
5817 if (!strv_isempty(patterns
)) {
5818 _cleanup_strv_free_
char **names
= NULL
;
5820 r
= expand_names(bus
, patterns
, NULL
, &names
, NULL
);
5822 return log_error_errno(r
, "Failed to expand names: %m");
5824 r
= maybe_extend_with_unit_dependencies(bus
, &names
);
5828 STRV_FOREACH(name
, names
) {
5829 _cleanup_free_
char *path
;
5831 path
= unit_dbus_path_from_name(*name
);
5835 r
= show_one(bus
, path
, *name
, show_mode
, &new_line
, &ellipsized
);
5838 if (r
> 0 && ret
== 0)
5844 if (ellipsized
&& !arg_quiet
)
5845 printf("Hint: Some lines were ellipsized, use -l to show in full.\n");
5850 static int cat(int argc
, char *argv
[], void *userdata
) {
5851 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
5852 _cleanup_strv_free_
char **names
= NULL
;
5858 /* Include all units by default — i.e. continue as if the --all
5859 * option was used */
5860 if (strv_isempty(arg_states
))
5863 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
5864 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Cannot remotely cat units.");
5866 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
5868 return log_error_errno(r
, "Failed to determine unit paths: %m");
5870 r
= acquire_bus(BUS_MANAGER
, &bus
);
5874 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
, NULL
);
5876 return log_error_errno(r
, "Failed to expand names: %m");
5878 r
= maybe_extend_with_unit_dependencies(bus
, &names
);
5882 (void) pager_open(arg_pager_flags
);
5884 STRV_FOREACH(name
, names
) {
5885 _cleanup_free_
char *fragment_path
= NULL
;
5886 _cleanup_strv_free_
char **dropin_paths
= NULL
;
5888 r
= unit_find_paths(bus
, *name
, &lp
, false, &fragment_path
, &dropin_paths
);
5889 if (r
== -ERFKILL
) {
5890 printf("%s# Unit %s is masked%s.\n",
5891 ansi_highlight_magenta(),
5896 if (r
== -EKEYREJECTED
) {
5897 printf("%s# Unit %s could not be loaded.%s\n",
5898 ansi_highlight_magenta(),
5906 /* Skip units which have no on-disk counterpart, but
5907 * propagate the error to the user */
5917 if (need_daemon_reload(bus
, *name
) > 0) /* ignore errors (<0), this is informational output */
5919 "%s# Warning: %s changed on disk, the version systemd has loaded is outdated.\n"
5920 "%s# This output shows the current version of the unit's original fragment and drop-in files.\n"
5921 "%s# If fragments or drop-ins were added or removed, they are not properly reflected in this output.\n"
5922 "%s# Run 'systemctl%s daemon-reload' to reload units.%s\n",
5923 ansi_highlight_red(),
5925 ansi_highlight_red(),
5926 ansi_highlight_red(),
5927 ansi_highlight_red(),
5928 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user",
5931 r
= cat_files(fragment_path
, dropin_paths
, 0);
5939 static int set_property(int argc
, char *argv
[], void *userdata
) {
5940 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5941 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5942 _cleanup_free_
char *n
= NULL
;
5947 r
= acquire_bus(BUS_MANAGER
, &bus
);
5951 polkit_agent_open_maybe();
5953 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, "SetUnitProperties");
5955 return bus_log_create_error(r
);
5957 r
= unit_name_mangle(argv
[1], arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
, &n
);
5959 return log_error_errno(r
, "Failed to mangle unit name: %m");
5961 t
= unit_name_to_type(n
);
5963 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Invalid unit type: %s", n
);
5965 r
= sd_bus_message_append(m
, "sb", n
, arg_runtime
);
5967 return bus_log_create_error(r
);
5969 r
= sd_bus_message_open_container(m
, SD_BUS_TYPE_ARRAY
, "(sv)");
5971 return bus_log_create_error(r
);
5973 r
= bus_append_unit_property_assignment_many(m
, t
, strv_skip(argv
, 2));
5977 r
= sd_bus_message_close_container(m
);
5979 return bus_log_create_error(r
);
5981 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
5983 return log_error_errno(r
, "Failed to set unit properties on %s: %s", n
, bus_error_message(&error
, r
));
5988 static int daemon_reload(int argc
, char *argv
[], void *userdata
) {
5989 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5990 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5995 r
= acquire_bus(BUS_MANAGER
, &bus
);
5999 polkit_agent_open_maybe();
6001 switch (arg_action
) {
6008 method
= "Reexecute";
6011 case ACTION_SYSTEMCTL
:
6012 method
= streq(argv
[0], "daemon-reexec") ? "Reexecute" :
6013 /* "daemon-reload" */ "Reload";
6017 assert_not_reached("Unexpected action");
6020 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, method
);
6022 return bus_log_create_error(r
);
6024 /* Note we use an extra-long timeout here. This is because a reload or reexec means generators are rerun which
6025 * are timed out after DEFAULT_TIMEOUT_USEC. Let's use twice that time here, so that the generators can have
6026 * their timeout, and for everything else there's the same time budget in place. */
6028 r
= sd_bus_call(bus
, m
, DEFAULT_TIMEOUT_USEC
* 2, &error
, NULL
);
6030 /* On reexecution, we expect a disconnect, not a reply */
6031 if (IN_SET(r
, -ETIMEDOUT
, -ECONNRESET
) && streq(method
, "Reexecute"))
6034 if (r
< 0 && arg_action
== ACTION_SYSTEMCTL
)
6035 return log_error_errno(r
, "Failed to reload daemon: %s", bus_error_message(&error
, r
));
6037 /* Note that for the legacy commands (i.e. those with action != ACTION_SYSTEMCTL) we support fallbacks to the
6038 * old ways of doing things, hence don't log any error in that case here. */
6040 return r
< 0 ? r
: 0;
6043 static int trivial_method(int argc
, char *argv
[], void *userdata
) {
6044 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6052 r
= acquire_bus(BUS_MANAGER
, &bus
);
6056 polkit_agent_open_maybe();
6059 streq(argv
[0], "clear-jobs") ||
6060 streq(argv
[0], "cancel") ? "ClearJobs" :
6061 streq(argv
[0], "reset-failed") ? "ResetFailed" :
6062 streq(argv
[0], "halt") ? "Halt" :
6063 streq(argv
[0], "reboot") ? "Reboot" :
6064 streq(argv
[0], "kexec") ? "KExec" :
6065 streq(argv
[0], "exit") ? "Exit" :
6066 /* poweroff */ "PowerOff";
6068 r
= bus_call_method(bus
, bus_systemd_mgr
, method
, &error
, NULL
, NULL
);
6069 if (r
< 0 && arg_action
== ACTION_SYSTEMCTL
)
6070 return log_error_errno(r
, "Failed to execute operation: %s", bus_error_message(&error
, r
));
6072 /* Note that for the legacy commands (i.e. those with action != ACTION_SYSTEMCTL) we support fallbacks to the
6073 * old ways of doing things, hence don't log any error in that case here. */
6075 return r
< 0 ? r
: 0;
6078 static int reset_failed(int argc
, char *argv
[], void *userdata
) {
6079 _cleanup_strv_free_
char **names
= NULL
;
6085 return trivial_method(argc
, argv
, userdata
);
6087 r
= acquire_bus(BUS_MANAGER
, &bus
);
6091 polkit_agent_open_maybe();
6093 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
, NULL
);
6095 return log_error_errno(r
, "Failed to expand names: %m");
6097 STRV_FOREACH(name
, names
) {
6098 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6100 q
= bus_call_method(bus
, bus_systemd_mgr
, "ResetFailedUnit", &error
, NULL
, "s", *name
);
6102 log_error_errno(q
, "Failed to reset failed state of unit %s: %s", *name
, bus_error_message(&error
, q
));
6111 static int print_variable(const char *s
) {
6113 _cleanup_free_
char *esc
= NULL
;
6115 sep
= strchr(s
, '=');
6117 return log_error_errno(SYNTHETIC_ERRNO(EUCLEAN
),
6118 "Invalid environment block");
6120 esc
= shell_maybe_quote(sep
+ 1, ESCAPE_POSIX
);
6124 printf("%.*s=%s\n", (int)(sep
-s
), s
, esc
);
6128 static int show_environment(int argc
, char *argv
[], void *userdata
) {
6129 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6130 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
6135 r
= acquire_bus(BUS_MANAGER
, &bus
);
6139 (void) pager_open(arg_pager_flags
);
6141 r
= bus_get_property(bus
, bus_systemd_mgr
, "Environment", &error
, &reply
, "as");
6143 return log_error_errno(r
, "Failed to get environment: %s", bus_error_message(&error
, r
));
6145 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "s");
6147 return bus_log_parse_error(r
);
6149 while ((r
= sd_bus_message_read_basic(reply
, SD_BUS_TYPE_STRING
, &text
)) > 0) {
6150 r
= print_variable(text
);
6155 return bus_log_parse_error(r
);
6157 r
= sd_bus_message_exit_container(reply
);
6159 return bus_log_parse_error(r
);
6164 static int switch_root(int argc
, char *argv
[], void *userdata
) {
6165 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6166 _cleanup_free_
char *cmdline_init
= NULL
;
6167 const char *root
, *init
;
6171 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
6172 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Cannot switch root remotely.");
6174 if (argc
< 2 || argc
> 3)
6175 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Wrong number of arguments.");
6182 r
= proc_cmdline_get_key("init", 0, &cmdline_init
);
6184 log_debug_errno(r
, "Failed to parse /proc/cmdline: %m");
6186 init
= cmdline_init
;
6189 init
= empty_to_null(init
);
6191 const char *root_systemd_path
= NULL
, *root_init_path
= NULL
;
6193 root_systemd_path
= prefix_roota(root
, "/" SYSTEMD_BINARY_PATH
);
6194 root_init_path
= prefix_roota(root
, init
);
6196 /* If the passed init is actually the same as the
6197 * systemd binary, then let's suppress it. */
6198 if (files_same(root_init_path
, root_systemd_path
, 0) > 0)
6202 /* Instruct PID1 to exclude us from its killing spree applied during the transition. Otherwise we
6203 * would exit with a failure status even though the switch to the new root has succeed. */
6205 assert(saved_argv
[0]);
6206 saved_argv
[0][0] = '@';
6208 r
= acquire_bus(BUS_MANAGER
, &bus
);
6212 /* If we are slow to exit after the root switch, the new systemd instance
6213 * will send us a signal to terminate. Just ignore it and exit normally.
6214 * This way the unit does not end up as failed.
6216 r
= ignore_signals(SIGTERM
, -1);
6218 log_warning_errno(r
, "Failed to change disposition of SIGTERM to ignore: %m");
6220 log_debug("Switching root - root: %s; init: %s", root
, strna(init
));
6222 r
= bus_call_method(bus
, bus_systemd_mgr
, "SwitchRoot", &error
, NULL
, "ss", root
, init
);
6224 (void) default_signals(SIGTERM
, -1);
6226 return log_error_errno(r
, "Failed to switch root: %s", bus_error_message(&error
, r
));
6232 static int log_level(int argc
, char *argv
[], void *userdata
) {
6234 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6237 r
= acquire_bus(BUS_MANAGER
, &bus
);
6242 _cleanup_free_
char *level
= NULL
;
6244 r
= bus_get_property_string(bus
, bus_systemd_mgr
, "LogLevel", &error
, &level
);
6246 return log_error_errno(r
, "Failed to get log level: %s", bus_error_message(&error
, r
));
6253 r
= bus_set_property(bus
, bus_systemd_mgr
, "LogLevel", &error
, "s", argv
[1]);
6255 return log_error_errno(r
, "Failed to set log level: %s", bus_error_message(&error
, r
));
6261 static int log_target(int argc
, char *argv
[], void *userdata
) {
6263 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6266 r
= acquire_bus(BUS_MANAGER
, &bus
);
6271 _cleanup_free_
char *target
= NULL
;
6273 r
= bus_get_property_string(bus
, bus_systemd_mgr
, "LogTarget", &error
, &target
);
6275 return log_error_errno(r
, "Failed to get log target: %s", bus_error_message(&error
, r
));
6282 r
= bus_set_property(bus
, bus_systemd_mgr
, "LogTarget", &error
, "s", argv
[1]);
6284 return log_error_errno(r
, "Failed to set log target: %s", bus_error_message(&error
, r
));
6290 static int service_watchdogs(int argc
, char *argv
[], void *userdata
) {
6292 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6297 r
= acquire_bus(BUS_MANAGER
, &bus
);
6302 /* get ServiceWatchdogs */
6303 r
= bus_get_property_trivial(bus
, bus_systemd_mgr
, "ServiceWatchdogs", &error
, 'b', &b
);
6305 return log_error_errno(r
, "Failed to get service-watchdog state: %s", bus_error_message(&error
, r
));
6307 printf("%s\n", yes_no(!!b
));
6310 /* set ServiceWatchdogs */
6313 b
= parse_boolean(argv
[1]);
6315 return log_error_errno(b
, "Failed to parse service-watchdogs argument: %m");
6317 r
= bus_set_property(bus
, bus_systemd_mgr
, "ServiceWatchdogs", &error
, "b", b
);
6319 return log_error_errno(r
, "Failed to set service-watchdog state: %s", bus_error_message(&error
, r
));
6325 static int set_environment(int argc
, char *argv
[], void *userdata
) {
6326 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6327 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
6335 r
= acquire_bus(BUS_MANAGER
, &bus
);
6339 polkit_agent_open_maybe();
6341 method
= streq(argv
[0], "set-environment")
6343 : "UnsetEnvironment";
6345 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, method
);
6347 return bus_log_create_error(r
);
6349 r
= sd_bus_message_append_strv(m
, strv_skip(argv
, 1));
6351 return bus_log_create_error(r
);
6353 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
6355 return log_error_errno(r
, "Failed to set environment: %s", bus_error_message(&error
, r
));
6360 static int import_environment(int argc
, char *argv
[], void *userdata
) {
6361 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6362 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
6366 r
= acquire_bus(BUS_MANAGER
, &bus
);
6370 polkit_agent_open_maybe();
6372 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, "SetEnvironment");
6374 return bus_log_create_error(r
);
6377 r
= sd_bus_message_append_strv(m
, environ
);
6381 r
= sd_bus_message_open_container(m
, 'a', "s");
6383 return bus_log_create_error(r
);
6385 STRV_FOREACH(a
, strv_skip(argv
, 1)) {
6387 if (!env_name_is_valid(*a
))
6388 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Not a valid environment variable name: %s", *a
);
6390 STRV_FOREACH(b
, environ
) {
6393 eq
= startswith(*b
, *a
);
6394 if (eq
&& *eq
== '=') {
6396 r
= sd_bus_message_append(m
, "s", *b
);
6398 return bus_log_create_error(r
);
6405 r
= sd_bus_message_close_container(m
);
6408 return bus_log_create_error(r
);
6410 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
6412 return log_error_errno(r
, "Failed to import environment: %s", bus_error_message(&error
, r
));
6417 static int enable_sysv_units(const char *verb
, char **args
) {
6420 #if HAVE_SYSV_COMPAT
6421 _cleanup_(lookup_paths_free
) LookupPaths paths
= {};
6424 /* Processes all SysV units, and reshuffles the array so that afterwards only the native units remain */
6426 if (arg_scope
!= UNIT_FILE_SYSTEM
)
6429 if (getenv_bool("SYSTEMCTL_SKIP_SYSV") > 0)
6432 if (!STR_IN_SET(verb
,
6438 r
= lookup_paths_init(&paths
, arg_scope
, LOOKUP_PATHS_EXCLUDE_GENERATED
, arg_root
);
6445 const char *argv
[] = {
6446 ROOTLIBEXECDIR
"/systemd-sysv-install",
6453 _cleanup_free_
char *p
= NULL
, *q
= NULL
, *l
= NULL
, *v
= NULL
;
6454 bool found_native
= false, found_sysv
;
6462 if (!endswith(name
, ".service"))
6465 if (path_is_absolute(name
))
6468 j
= unit_file_exists(arg_scope
, &paths
, name
);
6469 if (j
< 0 && !IN_SET(j
, -ELOOP
, -ERFKILL
, -EADDRNOTAVAIL
))
6470 return log_error_errno(j
, "Failed to look up unit file state: %m");
6471 found_native
= j
!= 0;
6473 /* If we have both a native unit and a SysV script, enable/disable them both (below); for is-enabled,
6474 * prefer the native unit */
6475 if (found_native
&& streq(verb
, "is-enabled"))
6478 p
= path_join(arg_root
, SYSTEM_SYSVINIT_PATH
, name
);
6482 p
[strlen(p
) - STRLEN(".service")] = 0;
6483 found_sysv
= access(p
, F_OK
) >= 0;
6489 log_info("Synchronizing state of %s with SysV service script with %s.", name
, argv
[0]);
6491 log_info("%s is not a native service, redirecting to systemd-sysv-install.", name
);
6494 if (!isempty(arg_root
)) {
6495 q
= strjoin("--root=", arg_root
);
6502 /* Let's copy the verb, since it's still pointing directly into the original argv[] array we
6503 * got passed, but safe_fork() is likely going to rewrite that for the new child */
6509 argv
[c
++] = basename(p
);
6512 l
= strv_join((char**)argv
, " ");
6517 log_info("Executing: %s", l
);
6519 j
= safe_fork("(sysv-install)", FORK_RESET_SIGNALS
|FORK_DEATHSIG
|FORK_RLIMIT_NOFILE_SAFE
|FORK_LOG
, &pid
);
6524 execv(argv
[0], (char**) argv
);
6525 log_error_errno(errno
, "Failed to execute %s: %m", argv
[0]);
6526 _exit(EXIT_FAILURE
);
6529 j
= wait_for_terminate_and_check("sysv-install", pid
, WAIT_LOG_ABNORMAL
);
6532 if (streq(verb
, "is-enabled")) {
6533 if (j
== EXIT_SUCCESS
) {
6542 } else if (j
!= EXIT_SUCCESS
)
6543 return -EBADE
; /* We don't warn here, under the assumption the script already showed an explanation */
6548 /* Remove this entry, so that we don't try enabling it as native unit */
6551 assert(args
[f
] == name
);
6552 strv_remove(args
+ f
, name
);
6559 static int mangle_names(const char *operation
, char **original_names
, char ***mangled_names
) {
6560 char **i
, **l
, **name
;
6563 l
= i
= new(char*, strv_length(original_names
) + 1);
6567 STRV_FOREACH(name
, original_names
) {
6569 /* When enabling units qualified path names are OK,
6570 * too, hence allow them explicitly. */
6572 if (is_path(*name
)) {
6579 r
= unit_name_mangle_with_suffix(*name
, operation
,
6580 arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
,
6585 return log_error_errno(r
, "Failed to mangle unit name: %m");
6598 static int normalize_filenames(char **names
) {
6602 STRV_FOREACH(u
, names
)
6603 if (!path_is_absolute(*u
)) {
6604 char* normalized_path
;
6606 if (!isempty(arg_root
))
6607 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
6608 "Non-absolute paths are not allowed when --root is used: %s",
6611 if (!strchr(*u
,'/'))
6612 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
6613 "Link argument does contain at least one directory separator: %s",
6616 r
= path_make_absolute_cwd(*u
, &normalized_path
);
6620 free_and_replace(*u
, normalized_path
);
6626 static int normalize_names(char **names
, bool warn_if_path
) {
6628 bool was_path
= false;
6630 STRV_FOREACH(u
, names
) {
6636 r
= free_and_strdup(u
, basename(*u
));
6638 return log_error_errno(r
, "Failed to normalize unit file path: %m");
6643 if (warn_if_path
&& was_path
)
6644 log_warning("Warning: Can't execute disable on the unit file path. Proceeding with the unit name.");
6649 static int unit_exists(LookupPaths
*lp
, const char *unit
) {
6650 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6651 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
6652 _cleanup_free_
char *path
= NULL
;
6653 static const struct bus_properties_map property_map
[] = {
6654 { "LoadState", "s", NULL
, offsetof(UnitStatusInfo
, load_state
) },
6655 { "ActiveState", "s", NULL
, offsetof(UnitStatusInfo
, active_state
)},
6658 UnitStatusInfo info
= {};
6662 if (unit_name_is_valid(unit
, UNIT_NAME_TEMPLATE
))
6663 return unit_find_template_path(unit
, lp
, NULL
, NULL
);
6665 path
= unit_dbus_path_from_name(unit
);
6669 r
= acquire_bus(BUS_MANAGER
, &bus
);
6673 r
= bus_map_all_properties(bus
, "org.freedesktop.systemd1", path
, property_map
, 0, &error
, &m
, &info
);
6675 return log_error_errno(r
, "Failed to get properties: %s", bus_error_message(&error
, r
));
6677 return !streq_ptr(info
.load_state
, "not-found") || !streq_ptr(info
.active_state
, "inactive");
6680 static int enable_unit(int argc
, char *argv
[], void *userdata
) {
6681 _cleanup_strv_free_
char **names
= NULL
;
6682 const char *verb
= argv
[0];
6683 UnitFileChange
*changes
= NULL
;
6684 size_t n_changes
= 0;
6685 int carries_install_info
= -1;
6686 bool ignore_carries_install_info
= arg_quiet
;
6692 r
= mangle_names("to enable", strv_skip(argv
, 1), &names
);
6696 r
= enable_sysv_units(verb
, names
);
6700 /* If the operation was fully executed by the SysV compat, let's finish early */
6701 if (strv_isempty(names
)) {
6702 if (arg_no_reload
|| install_client_side())
6704 return daemon_reload(argc
, argv
, userdata
);
6707 if (streq(verb
, "disable")) {
6708 r
= normalize_names(names
, true);
6713 if (streq(verb
, "link")) {
6714 r
= normalize_filenames(names
);
6719 if (install_client_side()) {
6720 UnitFileFlags flags
;
6722 flags
= args_to_flags();
6723 if (streq(verb
, "enable")) {
6724 r
= unit_file_enable(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6725 carries_install_info
= r
;
6726 } else if (streq(verb
, "disable"))
6727 r
= unit_file_disable(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6728 else if (streq(verb
, "reenable")) {
6729 r
= unit_file_reenable(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6730 carries_install_info
= r
;
6731 } else if (streq(verb
, "link"))
6732 r
= unit_file_link(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6733 else if (streq(verb
, "preset")) {
6734 r
= unit_file_preset(arg_scope
, flags
, arg_root
, names
, arg_preset_mode
, &changes
, &n_changes
);
6735 } else if (streq(verb
, "mask"))
6736 r
= unit_file_mask(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6737 else if (streq(verb
, "unmask"))
6738 r
= unit_file_unmask(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6739 else if (streq(verb
, "revert"))
6740 r
= unit_file_revert(arg_scope
, arg_root
, names
, &changes
, &n_changes
);
6742 assert_not_reached("Unknown verb");
6744 unit_file_dump_changes(r
, verb
, changes
, n_changes
, arg_quiet
);
6749 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
, *m
= NULL
;
6750 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6751 bool expect_carries_install_info
= false;
6752 bool send_runtime
= true, send_force
= true, send_preset_mode
= false;
6756 if (STR_IN_SET(verb
, "mask", "unmask")) {
6758 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
6760 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
6764 STRV_FOREACH(name
, names
) {
6765 r
= unit_exists(&lp
, *name
);
6769 log_notice("Unit %s does not exist, proceeding anyway.", *name
);
6773 r
= acquire_bus(BUS_MANAGER
, &bus
);
6777 polkit_agent_open_maybe();
6779 if (streq(verb
, "enable")) {
6780 method
= "EnableUnitFiles";
6781 expect_carries_install_info
= true;
6782 } else if (streq(verb
, "disable")) {
6783 method
= "DisableUnitFiles";
6785 } else if (streq(verb
, "reenable")) {
6786 method
= "ReenableUnitFiles";
6787 expect_carries_install_info
= true;
6788 } else if (streq(verb
, "link"))
6789 method
= "LinkUnitFiles";
6790 else if (streq(verb
, "preset")) {
6792 if (arg_preset_mode
!= UNIT_FILE_PRESET_FULL
) {
6793 method
= "PresetUnitFilesWithMode";
6794 send_preset_mode
= true;
6796 method
= "PresetUnitFiles";
6798 expect_carries_install_info
= true;
6799 ignore_carries_install_info
= true;
6800 } else if (streq(verb
, "mask"))
6801 method
= "MaskUnitFiles";
6802 else if (streq(verb
, "unmask")) {
6803 method
= "UnmaskUnitFiles";
6805 } else if (streq(verb
, "revert")) {
6806 method
= "RevertUnitFiles";
6807 send_runtime
= send_force
= false;
6809 assert_not_reached("Unknown verb");
6811 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, method
);
6813 return bus_log_create_error(r
);
6815 r
= sd_bus_message_append_strv(m
, names
);
6817 return bus_log_create_error(r
);
6819 if (send_preset_mode
) {
6820 r
= sd_bus_message_append(m
, "s", unit_file_preset_mode_to_string(arg_preset_mode
));
6822 return bus_log_create_error(r
);
6826 r
= sd_bus_message_append(m
, "b", arg_runtime
);
6828 return bus_log_create_error(r
);
6832 r
= sd_bus_message_append(m
, "b", arg_force
);
6834 return bus_log_create_error(r
);
6837 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
6839 return log_error_errno(r
, "Failed to %s unit: %s", verb
, bus_error_message(&error
, r
));
6841 if (expect_carries_install_info
) {
6842 r
= sd_bus_message_read(reply
, "b", &carries_install_info
);
6844 return bus_log_parse_error(r
);
6847 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
6851 /* Try to reload if enabled */
6853 r
= daemon_reload(argc
, argv
, userdata
);
6858 if (carries_install_info
== 0 && !ignore_carries_install_info
)
6859 log_notice("The unit files have no installation config (WantedBy=, RequiredBy=, Also=,\n"
6860 "Alias= settings in the [Install] section, and DefaultInstance= for template\n"
6861 "units). This means they are not meant to be enabled using systemctl.\n"
6862 " \n" /* trick: the space is needed so that the line does not get stripped from output */
6863 "Possible reasons for having this kind of units are:\n"
6864 "%1$s A unit may be statically enabled by being symlinked from another unit's\n"
6865 " .wants/ or .requires/ directory.\n"
6866 "%1$s A unit's purpose may be to act as a helper for some other unit which has\n"
6867 " a requirement dependency on it.\n"
6868 "%1$s A unit may be started when needed via activation (socket, path, timer,\n"
6869 " D-Bus, udev, scripted systemctl call, ...).\n"
6870 "%1$s In case of template units, the unit is meant to be enabled with some\n"
6871 " instance name specified.",
6872 special_glyph(SPECIAL_GLYPH_BULLET
));
6874 if (arg_now
&& STR_IN_SET(argv
[0], "enable", "disable", "mask")) {
6878 r
= acquire_bus(BUS_MANAGER
, &bus
);
6882 len
= strv_length(names
);
6884 char *new_args
[len
+ 2];
6886 new_args
[0] = (char*) (streq(argv
[0], "enable") ? "start" : "stop");
6887 for (i
= 0; i
< len
; i
++)
6888 new_args
[i
+ 1] = basename(names
[i
]);
6889 new_args
[i
+ 1] = NULL
;
6891 r
= start_unit(len
+ 1, new_args
, userdata
);
6896 unit_file_changes_free(changes
, n_changes
);
6901 static int add_dependency(int argc
, char *argv
[], void *userdata
) {
6902 _cleanup_strv_free_
char **names
= NULL
;
6903 _cleanup_free_
char *target
= NULL
;
6904 const char *verb
= argv
[0];
6905 UnitFileChange
*changes
= NULL
;
6906 size_t n_changes
= 0;
6913 r
= unit_name_mangle_with_suffix(argv
[1], "as target",
6914 arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
,
6915 ".target", &target
);
6917 return log_error_errno(r
, "Failed to mangle unit name: %m");
6919 r
= mangle_names("as dependency", strv_skip(argv
, 2), &names
);
6923 if (streq(verb
, "add-wants"))
6925 else if (streq(verb
, "add-requires"))
6926 dep
= UNIT_REQUIRES
;
6928 assert_not_reached("Unknown verb");
6930 if (install_client_side()) {
6931 r
= unit_file_add_dependency(arg_scope
, args_to_flags(), arg_root
, names
, target
, dep
, &changes
, &n_changes
);
6932 unit_file_dump_changes(r
, "add dependency on", changes
, n_changes
, arg_quiet
);
6937 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
, *m
= NULL
;
6938 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6941 r
= acquire_bus(BUS_MANAGER
, &bus
);
6945 polkit_agent_open_maybe();
6947 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, "AddDependencyUnitFiles");
6949 return bus_log_create_error(r
);
6951 r
= sd_bus_message_append_strv(m
, names
);
6953 return bus_log_create_error(r
);
6955 r
= sd_bus_message_append(m
, "ssbb", target
, unit_dependency_to_string(dep
), arg_runtime
, arg_force
);
6957 return bus_log_create_error(r
);
6959 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
6961 return log_error_errno(r
, "Failed to add dependency: %s", bus_error_message(&error
, r
));
6963 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
6967 if (arg_no_reload
) {
6972 r
= daemon_reload(argc
, argv
, userdata
);
6976 unit_file_changes_free(changes
, n_changes
);
6981 static int preset_all(int argc
, char *argv
[], void *userdata
) {
6982 UnitFileChange
*changes
= NULL
;
6983 size_t n_changes
= 0;
6986 if (install_client_side()) {
6987 r
= unit_file_preset_all(arg_scope
, args_to_flags(), arg_root
, arg_preset_mode
, &changes
, &n_changes
);
6988 unit_file_dump_changes(r
, "preset", changes
, n_changes
, arg_quiet
);
6993 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6994 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
6997 r
= acquire_bus(BUS_MANAGER
, &bus
);
7001 polkit_agent_open_maybe();
7003 r
= bus_call_method(
7006 "PresetAllUnitFiles",
7010 unit_file_preset_mode_to_string(arg_preset_mode
),
7014 return log_error_errno(r
, "Failed to preset all units: %s", bus_error_message(&error
, r
));
7016 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
7020 if (arg_no_reload
) {
7025 r
= daemon_reload(argc
, argv
, userdata
);
7029 unit_file_changes_free(changes
, n_changes
);
7034 static int show_installation_targets_client_side(const char *name
) {
7035 UnitFileChange
*changes
= NULL
;
7036 size_t n_changes
= 0, i
;
7037 UnitFileFlags flags
;
7041 p
= STRV_MAKE(name
);
7042 flags
= UNIT_FILE_DRY_RUN
|
7043 (arg_runtime
? UNIT_FILE_RUNTIME
: 0);
7045 r
= unit_file_disable(UNIT_FILE_SYSTEM
, flags
, NULL
, p
, &changes
, &n_changes
);
7047 return log_error_errno(r
, "Failed to get file links for %s: %m", name
);
7049 for (i
= 0; i
< n_changes
; i
++)
7050 if (changes
[i
].type
== UNIT_FILE_UNLINK
)
7051 printf(" %s\n", changes
[i
].path
);
7056 static int show_installation_targets(sd_bus
*bus
, const char *name
) {
7057 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
7058 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
7062 r
= bus_call_method(bus
, bus_systemd_mgr
, "GetUnitFileLinks", &error
, &reply
, "sb", name
, arg_runtime
);
7064 return log_error_errno(r
, "Failed to get unit file links for %s: %s", name
, bus_error_message(&error
, r
));
7066 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "s");
7068 return bus_log_parse_error(r
);
7070 while ((r
= sd_bus_message_read(reply
, "s", &link
)) > 0)
7071 printf(" %s\n", link
);
7074 return bus_log_parse_error(r
);
7076 r
= sd_bus_message_exit_container(reply
);
7078 return bus_log_parse_error(r
);
7083 static int unit_is_enabled(int argc
, char *argv
[], void *userdata
) {
7084 _cleanup_strv_free_
char **names
= NULL
;
7089 r
= mangle_names("to check", strv_skip(argv
, 1), &names
);
7093 r
= enable_sysv_units(argv
[0], names
);
7099 if (install_client_side()) {
7100 STRV_FOREACH(name
, names
) {
7101 UnitFileState state
;
7103 r
= unit_file_get_state(arg_scope
, arg_root
, *name
, &state
);
7105 return log_error_errno(r
, "Failed to get unit file state for %s: %m", *name
);
7109 UNIT_FILE_ENABLED_RUNTIME
,
7113 UNIT_FILE_GENERATED
))
7117 puts(unit_file_state_to_string(state
));
7119 r
= show_installation_targets_client_side(*name
);
7128 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
7131 r
= acquire_bus(BUS_MANAGER
, &bus
);
7135 STRV_FOREACH(name
, names
) {
7136 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
7139 r
= bus_call_method(bus
, bus_systemd_mgr
, "GetUnitFileState", &error
, &reply
, "s", *name
);
7141 return log_error_errno(r
, "Failed to get unit file state for %s: %s", *name
, bus_error_message(&error
, r
));
7143 r
= sd_bus_message_read(reply
, "s", &s
);
7145 return bus_log_parse_error(r
);
7147 if (STR_IN_SET(s
, "enabled", "enabled-runtime", "static", "indirect", "generated"))
7153 r
= show_installation_targets(bus
, *name
);
7161 return enabled
? EXIT_SUCCESS
: EXIT_FAILURE
;
7164 static int match_startup_finished(sd_bus_message
*m
, void *userdata
, sd_bus_error
*error
) {
7165 char **state
= userdata
;
7170 r
= bus_get_property_string(sd_bus_message_get_bus(m
), bus_systemd_mgr
, "SystemState", NULL
, state
);
7172 sd_event_exit(sd_bus_get_event(sd_bus_message_get_bus(m
)), r
);
7176 static int is_system_running(int argc
, char *argv
[], void *userdata
) {
7177 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
7178 _cleanup_(sd_bus_slot_unrefp
) sd_bus_slot
*slot_startup_finished
= NULL
;
7179 _cleanup_(sd_event_unrefp
) sd_event
* event
= NULL
;
7180 _cleanup_free_
char *state
= NULL
;
7184 if (running_in_chroot() > 0 || (arg_transport
== BUS_TRANSPORT_LOCAL
&& !sd_booted())) {
7187 return EXIT_FAILURE
;
7190 r
= acquire_bus(BUS_MANAGER
, &bus
);
7195 r
= sd_event_default(&event
);
7197 r
= sd_bus_attach_event(bus
, event
, 0);
7199 r
= bus_match_signal_async(
7201 &slot_startup_finished
,
7204 match_startup_finished
, NULL
, &state
);
7206 log_warning_errno(r
, "Failed to request match for StartupFinished: %m");
7211 r
= bus_get_property_string(bus
, bus_systemd_mgr
, "SystemState", &error
, &state
);
7213 log_warning_errno(r
, "Failed to query system state: %s", bus_error_message(&error
, r
));
7217 return EXIT_FAILURE
;
7220 if (arg_wait
&& STR_IN_SET(state
, "initializing", "starting")) {
7221 r
= sd_event_loop(event
);
7223 log_warning_errno(r
, "Failed to get property from event loop: %m");
7226 return EXIT_FAILURE
;
7233 return streq(state
, "running") ? EXIT_SUCCESS
: EXIT_FAILURE
;
7236 static int create_edit_temp_file(const char *new_path
, const char *original_path
, char **ret_tmp_fn
) {
7237 _cleanup_free_
char *t
= NULL
;
7241 assert(original_path
);
7244 r
= tempfn_random(new_path
, NULL
, &t
);
7246 return log_error_errno(r
, "Failed to determine temporary filename for \"%s\": %m", new_path
);
7248 r
= mkdir_parents(new_path
, 0755);
7250 return log_error_errno(r
, "Failed to create directories for \"%s\": %m", new_path
);
7252 r
= copy_file(original_path
, t
, 0, 0644, 0, 0, COPY_REFLINK
);
7257 return log_error_errno(r
, "Failed to create temporary file \"%s\": %m", t
);
7260 return log_error_errno(r
, "Failed to create temporary file for \"%s\": %m", new_path
);
7262 *ret_tmp_fn
= TAKE_PTR(t
);
7267 static int get_file_to_edit(
7268 const LookupPaths
*paths
,
7272 _cleanup_free_
char *path
= NULL
, *run
= NULL
;
7277 path
= path_join(paths
->persistent_config
, name
);
7282 run
= path_join(paths
->runtime_config
, name
);
7288 if (access(path
, F_OK
) >= 0)
7289 return log_error_errno(SYNTHETIC_ERRNO(EEXIST
),
7290 "Refusing to create \"%s\" because it would be overridden by \"%s\" anyway.",
7293 *ret_path
= TAKE_PTR(run
);
7295 *ret_path
= TAKE_PTR(path
);
7300 static int unit_file_create_new(
7301 const LookupPaths
*paths
,
7302 const char *unit_name
,
7304 char **ret_new_path
,
7305 char **ret_tmp_path
) {
7307 _cleanup_free_
char *new_path
= NULL
, *tmp_path
= NULL
;
7312 assert(ret_new_path
);
7313 assert(ret_tmp_path
);
7315 ending
= strjoina(unit_name
, suffix
);
7316 r
= get_file_to_edit(paths
, ending
, &new_path
);
7320 r
= create_edit_temp_file(new_path
, new_path
, &tmp_path
);
7324 *ret_new_path
= TAKE_PTR(new_path
);
7325 *ret_tmp_path
= TAKE_PTR(tmp_path
);
7330 static int unit_file_create_copy(
7331 const LookupPaths
*paths
,
7332 const char *unit_name
,
7333 const char *fragment_path
,
7334 char **ret_new_path
,
7335 char **ret_tmp_path
) {
7337 _cleanup_free_
char *new_path
= NULL
, *tmp_path
= NULL
;
7340 assert(fragment_path
);
7342 assert(ret_new_path
);
7343 assert(ret_tmp_path
);
7345 r
= get_file_to_edit(paths
, unit_name
, &new_path
);
7349 if (!path_equal(fragment_path
, new_path
) && access(new_path
, F_OK
) >= 0) {
7352 r
= ask_char(&response
, "yn", "\"%s\" already exists. Overwrite with \"%s\"? [(y)es, (n)o] ", new_path
, fragment_path
);
7355 if (response
!= 'y')
7356 return log_warning_errno(SYNTHETIC_ERRNO(EKEYREJECTED
), "%s skipped.", unit_name
);
7359 r
= create_edit_temp_file(new_path
, fragment_path
, &tmp_path
);
7363 *ret_new_path
= TAKE_PTR(new_path
);
7364 *ret_tmp_path
= TAKE_PTR(tmp_path
);
7369 static int run_editor(char **paths
) {
7374 r
= safe_fork("(editor)", FORK_RESET_SIGNALS
|FORK_DEATHSIG
|FORK_RLIMIT_NOFILE_SAFE
|FORK_LOG
|FORK_WAIT
, NULL
);
7378 char **editor_args
= NULL
, **tmp_path
, **original_path
;
7379 size_t n_editor_args
= 0, i
= 1, argc
;
7380 const char **args
, *editor
, *p
;
7382 argc
= strv_length(paths
)/2 + 1;
7384 /* SYSTEMD_EDITOR takes precedence over EDITOR which takes precedence over VISUAL
7385 * If neither SYSTEMD_EDITOR nor EDITOR nor VISUAL are present,
7386 * we try to execute well known editors
7388 editor
= getenv("SYSTEMD_EDITOR");
7390 editor
= getenv("EDITOR");
7392 editor
= getenv("VISUAL");
7394 if (!isempty(editor
)) {
7395 editor_args
= strv_split(editor
, WHITESPACE
);
7398 _exit(EXIT_FAILURE
);
7400 n_editor_args
= strv_length(editor_args
);
7401 argc
+= n_editor_args
- 1;
7404 args
= newa(const char*, argc
+ 1);
7406 if (n_editor_args
> 0) {
7407 args
[0] = editor_args
[0];
7408 for (; i
< n_editor_args
; i
++)
7409 args
[i
] = editor_args
[i
];
7412 STRV_FOREACH_PAIR(original_path
, tmp_path
, paths
)
7413 args
[i
++] = *tmp_path
;
7416 if (n_editor_args
> 0)
7417 execvp(args
[0], (char* const*) args
);
7419 FOREACH_STRING(p
, "editor", "nano", "vim", "vi") {
7421 execvp(p
, (char* const*) args
);
7422 /* We do not fail if the editor doesn't exist
7423 * because we want to try each one of them before
7426 if (errno
!= ENOENT
) {
7427 log_error_errno(errno
, "Failed to execute %s: %m", editor
);
7428 _exit(EXIT_FAILURE
);
7432 log_error("Cannot edit unit(s), no editor available. Please set either $SYSTEMD_EDITOR, $EDITOR or $VISUAL.");
7433 _exit(EXIT_FAILURE
);
7439 static int find_paths_to_edit(sd_bus
*bus
, char **names
, char ***paths
) {
7440 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
7447 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
7451 STRV_FOREACH(name
, names
) {
7452 _cleanup_free_
char *path
= NULL
, *new_path
= NULL
, *tmp_path
= NULL
, *tmp_name
= NULL
;
7453 const char *unit_name
;
7455 r
= unit_find_paths(bus
, *name
, &lp
, false, &path
, NULL
);
7456 if (r
== -EKEYREJECTED
) {
7457 /* If loading of the unit failed server side complete, then the server won't tell us the unit
7458 * file path. In that case, find the file client side. */
7459 log_debug_errno(r
, "Unit '%s' was not loaded correctly, retrying client-side.", *name
);
7460 r
= unit_find_paths(bus
, *name
, &lp
, true, &path
, NULL
);
7463 return log_error_errno(r
, "Unit '%s' masked, cannot edit.", *name
);
7471 log_info("Run 'systemctl edit%s --force --full %s' to create a new unit.",
7472 arg_scope
== UNIT_FILE_GLOBAL
? " --global" :
7473 arg_scope
== UNIT_FILE_USER
? " --user" : "",
7478 /* Create a new unit from scratch */
7480 r
= unit_file_create_new(&lp
, unit_name
,
7481 arg_full
? NULL
: ".d/override.conf",
7482 &new_path
, &tmp_path
);
7486 unit_name
= basename(path
);
7487 /* We follow unit aliases, but we need to propagate the instance */
7488 if (unit_name_is_valid(*name
, UNIT_NAME_INSTANCE
) &&
7489 unit_name_is_valid(unit_name
, UNIT_NAME_TEMPLATE
)) {
7490 _cleanup_free_
char *instance
= NULL
;
7492 r
= unit_name_to_instance(*name
, &instance
);
7496 r
= unit_name_replace_instance(unit_name
, instance
, &tmp_name
);
7500 unit_name
= tmp_name
;
7504 r
= unit_file_create_copy(&lp
, unit_name
, path
, &new_path
, &tmp_path
);
7506 r
= unit_file_create_new(&lp
, unit_name
, ".d/override.conf", &new_path
, &tmp_path
);
7511 r
= strv_push_pair(paths
, new_path
, tmp_path
);
7515 new_path
= tmp_path
= NULL
;
7521 static int edit(int argc
, char *argv
[], void *userdata
) {
7522 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
7523 _cleanup_strv_free_
char **names
= NULL
;
7524 _cleanup_strv_free_
char **paths
= NULL
;
7525 char **original
, **tmp
;
7530 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Cannot edit units if not on a tty.");
7532 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
7533 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Cannot edit units remotely.");
7535 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
7537 return log_error_errno(r
, "Failed to determine unit paths: %m");
7539 r
= acquire_bus(BUS_MANAGER
, &bus
);
7543 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
, NULL
);
7545 return log_error_errno(r
, "Failed to expand names: %m");
7547 STRV_FOREACH(tmp
, names
) {
7548 r
= unit_is_masked(bus
, &lp
, *tmp
);
7552 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Cannot edit %s: unit is masked.", *tmp
);
7555 r
= find_paths_to_edit(bus
, names
, &paths
);
7559 if (strv_isempty(paths
))
7562 r
= run_editor(paths
);
7566 STRV_FOREACH_PAIR(original
, tmp
, paths
) {
7567 /* If the temporary file is empty we ignore it.
7568 * This allows the user to cancel the modification.
7570 if (null_or_empty_path(*tmp
)) {
7571 log_warning("Editing \"%s\" canceled: temporary file is empty.", *original
);
7575 r
= rename(*tmp
, *original
);
7577 r
= log_error_errno(errno
, "Failed to rename \"%s\" to \"%s\": %m", *tmp
, *original
);
7584 if (!arg_no_reload
&& !install_client_side())
7585 r
= daemon_reload(argc
, argv
, userdata
);
7588 STRV_FOREACH_PAIR(original
, tmp
, paths
) {
7589 (void) unlink(*tmp
);
7591 /* Removing empty dropin dirs */
7593 _cleanup_free_
char *dir
;
7595 dir
= dirname_malloc(*original
);
7599 /* no need to check if the dir is empty, rmdir
7600 * does nothing if it is not the case.
7609 static int systemctl_help(void) {
7610 _cleanup_free_
char *link
= NULL
;
7613 (void) pager_open(arg_pager_flags
);
7615 r
= terminal_urlify_man("systemctl", "1", &link
);
7619 printf("%1$s [OPTIONS...] COMMAND ...\n\n"
7620 "%5$sQuery or send control commands to the system manager.%6$s\n"
7621 "\n%3$sUnit Commands:%4$s\n"
7622 " list-units [PATTERN...] List units currently in memory\n"
7623 " list-sockets [PATTERN...] List socket units currently in memory,\n"
7624 " ordered by address\n"
7625 " list-timers [PATTERN...] List timer units currently in memory,\n"
7626 " ordered by next elapse\n"
7627 " start UNIT... Start (activate) one or more units\n"
7628 " stop UNIT... Stop (deactivate) one or more units\n"
7629 " reload UNIT... Reload one or more units\n"
7630 " restart UNIT... Start or restart one or more units\n"
7631 " try-restart UNIT... Restart one or more units if active\n"
7632 " reload-or-restart UNIT... Reload one or more units if possible,\n"
7633 " otherwise start or restart\n"
7634 " try-reload-or-restart UNIT... If active, reload one or more units,\n"
7635 " if supported, otherwise restart\n"
7636 " isolate UNIT Start one unit and stop all others\n"
7637 " kill UNIT... Send signal to processes of a unit\n"
7638 " clean UNIT... Clean runtime, cache, state, logs or\n"
7639 " configuration of unit\n"
7640 " freeze PATTERN... Freeze execution of unit processes\n"
7641 " thaw PATTERN... Resume execution of a frozen unit\n"
7642 " is-active PATTERN... Check whether units are active\n"
7643 " is-failed PATTERN... Check whether units are failed\n"
7644 " status [PATTERN...|PID...] Show runtime status of one or more units\n"
7645 " show [PATTERN...|JOB...] Show properties of one or more\n"
7646 " units/jobs or the manager\n"
7647 " cat PATTERN... Show files and drop-ins of specified units\n"
7648 " set-property UNIT PROPERTY=VALUE... Sets one or more properties of a unit\n"
7649 " help PATTERN...|PID... Show manual for one or more units\n"
7650 " reset-failed [PATTERN...] Reset failed state for all, one, or more\n"
7652 " list-dependencies [UNIT...] Recursively show units which are required\n"
7653 " or wanted by the units or by which those\n"
7654 " units are required or wanted"
7655 "\n%3$sUnit File Commands:%4$s\n"
7656 " list-unit-files [PATTERN...] List installed unit files\n"
7657 " enable [UNIT...|PATH...] Enable one or more unit files\n"
7658 " disable UNIT... Disable one or more unit files\n"
7659 " reenable UNIT... Reenable one or more unit files\n"
7660 " preset UNIT... Enable/disable one or more unit files\n"
7661 " based on preset configuration\n"
7662 " preset-all Enable/disable all unit files based on\n"
7663 " preset configuration\n"
7664 " is-enabled UNIT... Check whether unit files are enabled\n"
7665 " mask UNIT... Mask one or more units\n"
7666 " unmask UNIT... Unmask one or more units\n"
7667 " link PATH... Link one or more units files into\n"
7668 " the search path\n"
7669 " revert UNIT... Revert one or more unit files to vendor\n"
7671 " add-wants TARGET UNIT... Add 'Wants' dependency for the target\n"
7672 " on specified one or more units\n"
7673 " add-requires TARGET UNIT... Add 'Requires' dependency for the target\n"
7674 " on specified one or more units\n"
7675 " edit UNIT... Edit one or more unit files\n"
7676 " get-default Get the name of the default target\n"
7677 " set-default TARGET Set the default target\n"
7678 "\n%3$sMachine Commands:%4$s\n"
7679 " list-machines [PATTERN...] List local containers and host\n"
7680 "\n%3$sJob Commands:%4$s\n"
7681 " list-jobs [PATTERN...] List jobs\n"
7682 " cancel [JOB...] Cancel all, one, or more jobs\n"
7683 "\n%3$sEnvironment Commands:%4$s\n"
7684 " show-environment Dump environment\n"
7685 " set-environment VARIABLE=VALUE... Set one or more environment variables\n"
7686 " unset-environment VARIABLE... Unset one or more environment variables\n"
7687 " import-environment [VARIABLE...] Import all or some environment variables\n"
7688 "\n%3$sManager State Commands:%4$s\n"
7689 " daemon-reload Reload systemd manager configuration\n"
7690 " daemon-reexec Reexecute systemd manager\n"
7691 " log-level [LEVEL] Get/set logging threshold for manager\n"
7692 " log-target [TARGET] Get/set logging target for manager\n"
7693 " service-watchdogs [BOOL] Get/set service watchdog state\n"
7694 "\n%3$sSystem Commands:%4$s\n"
7695 " is-system-running Check whether system is fully running\n"
7696 " default Enter system default mode\n"
7697 " rescue Enter system rescue mode\n"
7698 " emergency Enter system emergency mode\n"
7699 " halt Shut down and halt the system\n"
7700 " poweroff Shut down and power-off the system\n"
7701 " reboot Shut down and reboot the system\n"
7702 " kexec Shut down and reboot the system with kexec\n"
7703 " exit [EXIT_CODE] Request user instance or container exit\n"
7704 " switch-root ROOT [INIT] Change to a different root file system\n"
7705 " suspend Suspend the system\n"
7706 " hibernate Hibernate the system\n"
7707 " hybrid-sleep Hibernate and suspend the system\n"
7708 " suspend-then-hibernate Suspend the system, wake after a period of\n"
7709 " time, and hibernate"
7710 "\n%3$sOptions:%4$s\n"
7711 " -h --help Show this help\n"
7712 " --version Show package version\n"
7713 " --system Connect to system manager\n"
7714 " --user Connect to user service manager\n"
7715 " -H --host=[USER@]HOST Operate on remote host\n"
7716 " -M --machine=CONTAINER Operate on a local container\n"
7717 " -t --type=TYPE List units of a particular type\n"
7718 " --state=STATE List units with particular LOAD or SUB or ACTIVE state\n"
7719 " --failed Shorcut for --state=failed\n"
7720 " -p --property=NAME Show only properties by this name\n"
7721 " -P NAME Equivalent to --value --property=NAME\n"
7722 " -a --all Show all properties/all units currently in memory,\n"
7723 " including dead/empty ones. To list all units installed\n"
7724 " on the system, use 'list-unit-files' instead.\n"
7725 " -l --full Don't ellipsize unit names on output\n"
7726 " -r --recursive Show unit list of host and local containers\n"
7727 " --reverse Show reverse dependencies with 'list-dependencies'\n"
7728 " --with-dependencies Show unit dependencies with 'status', 'cat',\n"
7729 " 'list-units', and 'list-unit-files'.\n"
7730 " --job-mode=MODE Specify how to deal with already queued jobs, when\n"
7731 " queueing a new job\n"
7732 " -T --show-transaction When enqueuing a unit job, show full transaction\n"
7733 " --show-types When showing sockets, explicitly show their type\n"
7734 " --value When showing properties, only print the value\n"
7735 " -i --ignore-inhibitors When shutting down or sleeping, ignore inhibitors\n"
7736 " --kill-who=WHO Whom to send signal to\n"
7737 " -s --signal=SIGNAL Which signal to send\n"
7738 " --what=RESOURCES Which types of resources to remove\n"
7739 " --now Start or stop unit after enabling or disabling it\n"
7740 " --dry-run Only print what would be done\n"
7741 " Currently supported by verbs: halt, poweroff, reboot,\n"
7742 " kexec, suspend, hibernate, suspend-then-hibernate,\n"
7743 " hybrid-sleep, default, rescue, emergency, and exit.\n"
7744 " -q --quiet Suppress output\n"
7745 " --wait For (re)start, wait until service stopped again\n"
7746 " For is-system-running, wait until startup is completed\n"
7747 " --no-block Do not wait until operation finished\n"
7748 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7749 " --no-reload Don't reload daemon after en-/dis-abling unit files\n"
7750 " --no-legend Do not print a legend (column headers and hints)\n"
7751 " --no-pager Do not pipe output into a pager\n"
7752 " --no-ask-password Do not ask for system passwords\n"
7753 " --global Enable/disable/mask unit files globally\n"
7754 " --runtime Enable/disable/mask unit files temporarily until next\n"
7756 " -f --force When enabling unit files, override existing symlinks\n"
7757 " When shutting down, execute action immediately\n"
7758 " --preset-mode= Apply only enable, only disable, or all presets\n"
7759 " --root=PATH Enable/disable/mask unit files in the specified root\n"
7761 " -n --lines=INTEGER Number of journal entries to show\n"
7762 " -o --output=STRING Change journal output mode (short, short-precise,\n"
7763 " short-iso, short-iso-precise, short-full,\n"
7764 " short-monotonic, short-unix,\n"
7765 " verbose, export, json, json-pretty, json-sse, cat)\n"
7766 " --firmware-setup Tell the firmware to show the setup menu on next boot\n"
7767 " --boot-loader-menu=TIME\n"
7768 " Boot into boot loader menu on next boot\n"
7769 " --boot-loader-entry=NAME\n"
7770 " Boot into a specific boot loader entry on next boot\n"
7771 " --plain Print unit dependencies as a list instead of a tree\n"
7772 "\nSee the %2$s for details.\n"
7773 , program_invocation_short_name
7775 , ansi_underline(), ansi_normal()
7776 , ansi_highlight(), ansi_normal()
7782 static int halt_help(void) {
7783 _cleanup_free_
char *link
= NULL
;
7786 r
= terminal_urlify_man("halt", "8", &link
);
7790 printf("%s [OPTIONS...]%s\n"
7791 "\n%s%s the system.%s\n"
7793 " --help Show this help\n"
7794 " --halt Halt the machine\n"
7795 " -p --poweroff Switch off the machine\n"
7796 " --reboot Reboot the machine\n"
7797 " -f --force Force immediate halt/power-off/reboot\n"
7798 " -w --wtmp-only Don't halt/power-off/reboot, just write wtmp record\n"
7799 " -d --no-wtmp Don't write wtmp record\n"
7800 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7801 "\nSee the %s for details.\n"
7802 , program_invocation_short_name
7803 , arg_action
== ACTION_REBOOT
? " [ARG]" : ""
7805 , arg_action
== ACTION_REBOOT
? "Reboot" :
7806 arg_action
== ACTION_POWEROFF
? "Power off" :
7815 static int shutdown_help(void) {
7816 _cleanup_free_
char *link
= NULL
;
7819 r
= terminal_urlify_man("shutdown", "8", &link
);
7823 printf("%s [OPTIONS...] [TIME] [WALL...]\n"
7824 "\n%sShut down the system.%s\n"
7826 " --help Show this help\n"
7827 " -H --halt Halt the machine\n"
7828 " -P --poweroff Power-off the machine\n"
7829 " -r --reboot Reboot the machine\n"
7830 " -h Equivalent to --poweroff, overridden by --halt\n"
7831 " -k Don't halt/power-off/reboot, just send warnings\n"
7832 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7833 " -c Cancel a pending shutdown\n"
7834 "\nSee the %s for details.\n"
7835 , program_invocation_short_name
7836 , ansi_highlight(), ansi_normal()
7843 static int telinit_help(void) {
7844 _cleanup_free_
char *link
= NULL
;
7847 r
= terminal_urlify_man("telinit", "8", &link
);
7851 printf("%s [OPTIONS...] COMMAND\n\n"
7852 "%sSend control commands to the init daemon.%s\n"
7854 " 0 Power-off the machine\n"
7855 " 6 Reboot the machine\n"
7856 " 2, 3, 4, 5 Start runlevelX.target unit\n"
7857 " 1, s, S Enter rescue mode\n"
7858 " q, Q Reload init daemon configuration\n"
7859 " u, U Reexecute init daemon\n"
7861 " --help Show this help\n"
7862 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7863 "\nSee the %s for details.\n"
7864 , program_invocation_short_name
7865 , ansi_highlight(), ansi_normal()
7872 static int runlevel_help(void) {
7873 _cleanup_free_
char *link
= NULL
;
7876 r
= terminal_urlify_man("runlevel", "8", &link
);
7880 printf("%s [OPTIONS...]\n"
7881 "\n%sPrints the previous and current runlevel of the init system.%s\n"
7883 " --help Show this help\n"
7884 "\nSee the %s for details.\n"
7885 , program_invocation_short_name
7886 , ansi_highlight(), ansi_normal()
7893 static void help_types(void) {
7895 puts("Available unit types:");
7897 DUMP_STRING_TABLE(unit_type
, UnitType
, _UNIT_TYPE_MAX
);
7900 static void help_states(void) {
7902 puts("Available unit load states:");
7903 DUMP_STRING_TABLE(unit_load_state
, UnitLoadState
, _UNIT_LOAD_STATE_MAX
);
7906 puts("\nAvailable unit active states:");
7907 DUMP_STRING_TABLE(unit_active_state
, UnitActiveState
, _UNIT_ACTIVE_STATE_MAX
);
7910 puts("\nAvailable unit file states:");
7911 DUMP_STRING_TABLE(unit_file_state
, UnitFileState
, _UNIT_FILE_STATE_MAX
);
7914 puts("\nAvailable automount unit substates:");
7915 DUMP_STRING_TABLE(automount_state
, AutomountState
, _AUTOMOUNT_STATE_MAX
);
7918 puts("\nAvailable device unit substates:");
7919 DUMP_STRING_TABLE(device_state
, DeviceState
, _DEVICE_STATE_MAX
);
7922 puts("\nAvailable mount unit substates:");
7923 DUMP_STRING_TABLE(mount_state
, MountState
, _MOUNT_STATE_MAX
);
7926 puts("\nAvailable path unit substates:");
7927 DUMP_STRING_TABLE(path_state
, PathState
, _PATH_STATE_MAX
);
7930 puts("\nAvailable scope unit substates:");
7931 DUMP_STRING_TABLE(scope_state
, ScopeState
, _SCOPE_STATE_MAX
);
7934 puts("\nAvailable service unit substates:");
7935 DUMP_STRING_TABLE(service_state
, ServiceState
, _SERVICE_STATE_MAX
);
7938 puts("\nAvailable slice unit substates:");
7939 DUMP_STRING_TABLE(slice_state
, SliceState
, _SLICE_STATE_MAX
);
7942 puts("\nAvailable socket unit substates:");
7943 DUMP_STRING_TABLE(socket_state
, SocketState
, _SOCKET_STATE_MAX
);
7946 puts("\nAvailable swap unit substates:");
7947 DUMP_STRING_TABLE(swap_state
, SwapState
, _SWAP_STATE_MAX
);
7950 puts("\nAvailable target unit substates:");
7951 DUMP_STRING_TABLE(target_state
, TargetState
, _TARGET_STATE_MAX
);
7954 puts("\nAvailable timer unit substates:");
7955 DUMP_STRING_TABLE(timer_state
, TimerState
, _TIMER_STATE_MAX
);
7958 static int help_boot_loader_entry(void) {
7959 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
7960 _cleanup_strv_free_
char **l
= NULL
;
7965 r
= acquire_bus(BUS_FULL
, &bus
);
7969 r
= bus_get_property_strv(bus
, bus_login_mgr
, "BootLoaderEntries", &error
, &l
);
7971 return log_error_errno(r
, "Failed to enumerate boot loader entries: %s", bus_error_message(&error
, r
));
7973 if (strv_isempty(l
))
7974 return log_error_errno(SYNTHETIC_ERRNO(ENODATA
), "No boot loader entries discovered.");
7982 static int systemctl_parse_argv(int argc
, char *argv
[]) {
7991 ARG_IGNORE_DEPENDENCIES
,
8004 ARG_NO_ASK_PASSWORD
,
8012 ARG_BOOT_LOADER_MENU
,
8013 ARG_BOOT_LOADER_ENTRY
,
8016 ARG_WITH_DEPENDENCIES
,
8022 static const struct option options
[] = {
8023 { "help", no_argument
, NULL
, 'h' },
8024 { "version", no_argument
, NULL
, ARG_VERSION
},
8025 { "type", required_argument
, NULL
, 't' },
8026 { "property", required_argument
, NULL
, 'p' },
8027 { "all", no_argument
, NULL
, 'a' },
8028 { "reverse", no_argument
, NULL
, ARG_REVERSE
},
8029 { "after", no_argument
, NULL
, ARG_AFTER
},
8030 { "before", no_argument
, NULL
, ARG_BEFORE
},
8031 { "show-types", no_argument
, NULL
, ARG_SHOW_TYPES
},
8032 { "failed", no_argument
, NULL
, ARG_FAILED
}, /* compatibility only */
8033 { "full", no_argument
, NULL
, 'l' },
8034 { "job-mode", required_argument
, NULL
, ARG_JOB_MODE
},
8035 { "fail", no_argument
, NULL
, ARG_FAIL
}, /* compatibility only */
8036 { "irreversible", no_argument
, NULL
, ARG_IRREVERSIBLE
}, /* compatibility only */
8037 { "ignore-dependencies", no_argument
, NULL
, ARG_IGNORE_DEPENDENCIES
}, /* compatibility only */
8038 { "ignore-inhibitors", no_argument
, NULL
, 'i' },
8039 { "value", no_argument
, NULL
, ARG_VALUE
},
8040 { "user", no_argument
, NULL
, ARG_USER
},
8041 { "system", no_argument
, NULL
, ARG_SYSTEM
},
8042 { "global", no_argument
, NULL
, ARG_GLOBAL
},
8043 { "wait", no_argument
, NULL
, ARG_WAIT
},
8044 { "no-block", no_argument
, NULL
, ARG_NO_BLOCK
},
8045 { "no-legend", no_argument
, NULL
, ARG_NO_LEGEND
},
8046 { "no-pager", no_argument
, NULL
, ARG_NO_PAGER
},
8047 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
8048 { "dry-run", no_argument
, NULL
, ARG_DRY_RUN
},
8049 { "quiet", no_argument
, NULL
, 'q' },
8050 { "root", required_argument
, NULL
, ARG_ROOT
},
8051 { "force", no_argument
, NULL
, 'f' },
8052 { "no-reload", no_argument
, NULL
, ARG_NO_RELOAD
},
8053 { "kill-who", required_argument
, NULL
, ARG_KILL_WHO
},
8054 { "signal", required_argument
, NULL
, 's' },
8055 { "no-ask-password", no_argument
, NULL
, ARG_NO_ASK_PASSWORD
},
8056 { "host", required_argument
, NULL
, 'H' },
8057 { "machine", required_argument
, NULL
, 'M' },
8058 { "runtime", no_argument
, NULL
, ARG_RUNTIME
},
8059 { "lines", required_argument
, NULL
, 'n' },
8060 { "output", required_argument
, NULL
, 'o' },
8061 { "plain", no_argument
, NULL
, ARG_PLAIN
},
8062 { "state", required_argument
, NULL
, ARG_STATE
},
8063 { "recursive", no_argument
, NULL
, 'r' },
8064 { "with-dependencies", no_argument
, NULL
, ARG_WITH_DEPENDENCIES
},
8065 { "preset-mode", required_argument
, NULL
, ARG_PRESET_MODE
},
8066 { "firmware-setup", no_argument
, NULL
, ARG_FIRMWARE_SETUP
},
8067 { "boot-loader-menu", required_argument
, NULL
, ARG_BOOT_LOADER_MENU
},
8068 { "boot-loader-entry", required_argument
, NULL
, ARG_BOOT_LOADER_ENTRY
},
8069 { "now", no_argument
, NULL
, ARG_NOW
},
8070 { "message", required_argument
, NULL
, ARG_MESSAGE
},
8071 { "show-transaction", no_argument
, NULL
, 'T' },
8072 { "what", required_argument
, NULL
, ARG_WHAT
},
8073 { "reboot-argument", required_argument
, NULL
, ARG_REBOOT_ARG
},
8082 /* we default to allowing interactive authorization only in systemctl (not in the legacy commands) */
8083 arg_ask_password
= true;
8085 while ((c
= getopt_long(argc
, argv
, "ht:p:P:alqfs:H:M:n:o:iTr.::", options
, NULL
)) >= 0)
8090 return systemctl_help();
8098 if (isempty(optarg
))
8099 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8100 "--type= requires arguments.");
8102 for (p
= optarg
;;) {
8103 _cleanup_free_
char *type
= NULL
;
8105 r
= extract_first_word(&p
, &type
, ",", 0);
8107 return log_error_errno(r
, "Failed to parse type: %s", optarg
);
8111 if (streq(type
, "help")) {
8116 if (unit_type_from_string(type
) >= 0) {
8117 if (strv_consume(&arg_types
, TAKE_PTR(type
)) < 0)
8122 /* It's much nicer to use --state= for
8123 * load states, but let's support this
8124 * in --types= too for compatibility
8125 * with old versions */
8126 if (unit_load_state_from_string(type
) >= 0) {
8127 if (strv_consume(&arg_states
, TAKE_PTR(type
)) < 0)
8132 log_error("Unknown unit type or load state '%s'.", type
);
8133 return log_info_errno(SYNTHETIC_ERRNO(EINVAL
),
8134 "Use -t help to see a list of allowed values.");
8145 /* Make sure that if the empty property list was specified, we won't show any
8147 if (isempty(optarg
) && !arg_properties
) {
8148 arg_properties
= new0(char*, 1);
8149 if (!arg_properties
)
8154 for (p
= optarg
;;) {
8155 _cleanup_free_
char *prop
= NULL
;
8157 r
= extract_first_word(&p
, &prop
, ",", 0);
8159 return log_error_errno(r
, "Failed to parse property: %s", optarg
);
8163 if (strv_consume(&arg_properties
, TAKE_PTR(prop
)) < 0)
8168 /* If the user asked for a particular property, show it, even if it is empty. */
8178 arg_dependency
= DEPENDENCY_REVERSE
;
8182 arg_dependency
= DEPENDENCY_AFTER
;
8183 arg_jobs_after
= true;
8187 arg_dependency
= DEPENDENCY_BEFORE
;
8188 arg_jobs_before
= true;
8191 case ARG_SHOW_TYPES
:
8192 arg_show_types
= true;
8200 arg_job_mode
= optarg
;
8204 arg_job_mode
= "fail";
8207 case ARG_IRREVERSIBLE
:
8208 arg_job_mode
= "replace-irreversibly";
8211 case ARG_IGNORE_DEPENDENCIES
:
8212 arg_job_mode
= "ignore-dependencies";
8216 arg_scope
= UNIT_FILE_USER
;
8220 arg_scope
= UNIT_FILE_SYSTEM
;
8224 arg_scope
= UNIT_FILE_GLOBAL
;
8232 arg_no_block
= true;
8236 arg_no_legend
= true;
8240 arg_pager_flags
|= PAGER_DISABLE
;
8248 r
= parse_path_argument_and_warn(optarg
, false, &arg_root
);
8258 if (strv_extend(&arg_states
, "failed") < 0)
8276 arg_no_reload
= true;
8280 arg_kill_who
= optarg
;
8284 if (streq(optarg
, "help")) {
8285 DUMP_STRING_TABLE(signal
, int, _NSIG
);
8289 arg_signal
= signal_from_string(optarg
);
8291 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8292 "Failed to parse signal string %s.",
8296 case ARG_NO_ASK_PASSWORD
:
8297 arg_ask_password
= false;
8301 arg_transport
= BUS_TRANSPORT_REMOTE
;
8306 arg_transport
= BUS_TRANSPORT_MACHINE
;
8315 if (safe_atou(optarg
, &arg_lines
) < 0)
8316 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8317 "Failed to parse lines '%s'",
8322 if (streq(optarg
, "help")) {
8323 DUMP_STRING_TABLE(output_mode
, OutputMode
, _OUTPUT_MODE_MAX
);
8327 arg_output
= output_mode_from_string(optarg
);
8329 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8330 "Unknown output '%s'.",
8333 if (OUTPUT_MODE_IS_JSON(arg_output
)) {
8334 arg_no_legend
= true;
8340 arg_ignore_inhibitors
= true;
8347 case ARG_FIRMWARE_SETUP
:
8348 arg_firmware_setup
= true;
8351 case ARG_BOOT_LOADER_MENU
:
8353 r
= parse_sec(optarg
, &arg_boot_loader_menu
);
8355 return log_error_errno(r
, "Failed to parse --boot-loader-menu= argument '%s': %m", optarg
);
8359 case ARG_BOOT_LOADER_ENTRY
:
8361 if (streq(optarg
, "help")) { /* Yes, this means, "help" is not a valid boot loader entry name we can deal with */
8362 r
= help_boot_loader_entry();
8369 arg_boot_loader_entry
= empty_to_null(optarg
);
8375 if (isempty(optarg
))
8376 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8377 "--state= requires arguments.");
8379 for (p
= optarg
;;) {
8380 _cleanup_free_
char *s
= NULL
;
8382 r
= extract_first_word(&p
, &s
, ",", 0);
8384 return log_error_errno(r
, "Failed to parse state: %s", optarg
);
8388 if (streq(s
, "help")) {
8393 if (strv_consume(&arg_states
, TAKE_PTR(s
)) < 0)
8401 return log_error_errno(SYNTHETIC_ERRNO(EPERM
),
8402 "--recursive requires root privileges.");
8404 arg_recursive
= true;
8407 case ARG_PRESET_MODE
:
8408 if (streq(optarg
, "help")) {
8409 DUMP_STRING_TABLE(unit_file_preset_mode
, UnitFilePresetMode
, _UNIT_FILE_PRESET_MAX
);
8413 arg_preset_mode
= unit_file_preset_mode_from_string(optarg
);
8414 if (arg_preset_mode
< 0)
8415 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8416 "Failed to parse preset mode: %s.", optarg
);
8425 if (strv_extend(&arg_wall
, optarg
) < 0)
8430 arg_show_transaction
= true;
8433 case ARG_WITH_DEPENDENCIES
:
8434 arg_with_dependencies
= true;
8440 if (isempty(optarg
))
8441 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "--what= requires arguments.");
8443 for (p
= optarg
;;) {
8444 _cleanup_free_
char *k
= NULL
;
8446 r
= extract_first_word(&p
, &k
, ",", 0);
8448 return log_error_errno(r
, "Failed to parse directory type: %s", optarg
);
8452 if (streq(k
, "help")) {
8461 r
= strv_consume(&arg_clean_what
, TAKE_PTR(k
));
8469 case ARG_REBOOT_ARG
:
8470 arg_reboot_argument
= optarg
;
8474 /* Output an error mimicking getopt, and print a hint afterwards */
8475 log_error("%s: invalid option -- '.'", program_invocation_name
);
8476 log_notice("Hint: to specify units starting with a dash, use \"--\":\n"
8477 " %s [OPTIONS...] COMMAND -- -.%s ...",
8478 program_invocation_name
, optarg
?: "mount");
8485 assert_not_reached("Unhandled option");
8488 if (arg_transport
!= BUS_TRANSPORT_LOCAL
&& arg_scope
!= UNIT_FILE_SYSTEM
)
8489 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8490 "Cannot access user instance remotely.");
8492 if (arg_wait
&& arg_no_block
)
8493 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8494 "--wait may not be combined with --no-block.");
8499 static int halt_parse_argv(int argc
, char *argv
[]) {
8507 static const struct option options
[] = {
8508 { "help", no_argument
, NULL
, ARG_HELP
},
8509 { "halt", no_argument
, NULL
, ARG_HALT
},
8510 { "poweroff", no_argument
, NULL
, 'p' },
8511 { "reboot", no_argument
, NULL
, ARG_REBOOT
},
8512 { "force", no_argument
, NULL
, 'f' },
8513 { "wtmp-only", no_argument
, NULL
, 'w' },
8514 { "no-wtmp", no_argument
, NULL
, 'd' },
8515 { "no-sync", no_argument
, NULL
, 'n' },
8516 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
8525 if (utmp_get_runlevel(&runlevel
, NULL
) >= 0)
8526 if (IN_SET(runlevel
, '0', '6'))
8529 while ((c
= getopt_long(argc
, argv
, "pfwdnih", options
, NULL
)) >= 0)
8536 arg_action
= ACTION_HALT
;
8540 if (arg_action
!= ACTION_REBOOT
)
8541 arg_action
= ACTION_POWEROFF
;
8545 arg_action
= ACTION_REBOOT
;
8570 /* Compatibility nops */
8577 assert_not_reached("Unhandled option");
8580 if (arg_action
== ACTION_REBOOT
&& (argc
== optind
|| argc
== optind
+ 1)) {
8581 r
= update_reboot_parameter_and_warn(argc
== optind
+ 1 ? argv
[optind
] : NULL
, false);
8584 } else if (optind
< argc
)
8585 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8586 "Too many arguments.");
8591 static int shutdown_parse_argv(int argc
, char *argv
[]) {
8597 static const struct option options
[] = {
8598 { "help", no_argument
, NULL
, ARG_HELP
},
8599 { "halt", no_argument
, NULL
, 'H' },
8600 { "poweroff", no_argument
, NULL
, 'P' },
8601 { "reboot", no_argument
, NULL
, 'r' },
8602 { "kexec", no_argument
, NULL
, 'K' }, /* not documented extension */
8603 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
8613 while ((c
= getopt_long(argc
, argv
, "HPrhkKat:fFc", options
, NULL
)) >= 0)
8617 return shutdown_help();
8620 arg_action
= ACTION_HALT
;
8624 arg_action
= ACTION_POWEROFF
;
8629 arg_action
= ACTION_KEXEC
;
8631 arg_action
= ACTION_REBOOT
;
8635 arg_action
= ACTION_KEXEC
;
8639 if (arg_action
!= ACTION_HALT
)
8640 arg_action
= ACTION_POWEROFF
;
8652 case 't': /* Note that we also ignore any passed argument to -t, not just the -t itself */
8655 /* Compatibility nops */
8659 arg_action
= ACTION_CANCEL_SHUTDOWN
;
8666 assert_not_reached("Unhandled option");
8669 if (argc
> optind
&& arg_action
!= ACTION_CANCEL_SHUTDOWN
) {
8670 r
= parse_shutdown_time_spec(argv
[optind
], &arg_when
);
8672 log_error("Failed to parse time specification: %s", argv
[optind
]);
8676 arg_when
= now(CLOCK_REALTIME
) + USEC_PER_MINUTE
;
8678 if (argc
> optind
&& arg_action
== ACTION_CANCEL_SHUTDOWN
)
8679 /* No time argument for shutdown cancel */
8680 wall
= argv
+ optind
;
8681 else if (argc
> optind
+ 1)
8682 /* We skip the time argument */
8683 wall
= argv
+ optind
+ 1;
8686 arg_wall
= strv_copy(wall
);
8696 static int telinit_parse_argv(int argc
, char *argv
[]) {
8702 static const struct option options
[] = {
8703 { "help", no_argument
, NULL
, ARG_HELP
},
8704 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
8708 static const struct {
8712 { '0', ACTION_POWEROFF
},
8713 { '6', ACTION_REBOOT
},
8714 { '1', ACTION_RESCUE
},
8715 { '2', ACTION_RUNLEVEL2
},
8716 { '3', ACTION_RUNLEVEL3
},
8717 { '4', ACTION_RUNLEVEL4
},
8718 { '5', ACTION_RUNLEVEL5
},
8719 { 's', ACTION_RESCUE
},
8720 { 'S', ACTION_RESCUE
},
8721 { 'q', ACTION_RELOAD
},
8722 { 'Q', ACTION_RELOAD
},
8723 { 'u', ACTION_REEXEC
},
8724 { 'U', ACTION_REEXEC
}
8733 while ((c
= getopt_long(argc
, argv
, "", options
, NULL
)) >= 0)
8737 return telinit_help();
8747 assert_not_reached("Unhandled option");
8751 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8752 "%s: required argument missing.",
8753 program_invocation_short_name
);
8755 if (optind
+ 1 < argc
)
8756 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8757 "Too many arguments.");
8759 if (strlen(argv
[optind
]) != 1)
8760 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8761 "Expected single character argument.");
8763 for (i
= 0; i
< ELEMENTSOF(table
); i
++)
8764 if (table
[i
].from
== argv
[optind
][0])
8767 if (i
>= ELEMENTSOF(table
))
8768 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8769 "Unknown command '%s'.", argv
[optind
]);
8771 arg_action
= table
[i
].to
;
8778 static int runlevel_parse_argv(int argc
, char *argv
[]) {
8783 static const struct option options
[] = {
8784 { "help", no_argument
, NULL
, ARG_HELP
},
8793 while ((c
= getopt_long(argc
, argv
, "", options
, NULL
)) >= 0)
8797 return runlevel_help();
8803 assert_not_reached("Unhandled option");
8807 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8808 "Too many arguments.");
8813 static int parse_argv(int argc
, char *argv
[]) {
8817 if (program_invocation_short_name
) {
8819 if (strstr(program_invocation_short_name
, "halt")) {
8820 arg_action
= ACTION_HALT
;
8821 return halt_parse_argv(argc
, argv
);
8823 } else if (strstr(program_invocation_short_name
, "poweroff")) {
8824 arg_action
= ACTION_POWEROFF
;
8825 return halt_parse_argv(argc
, argv
);
8827 } else if (strstr(program_invocation_short_name
, "reboot")) {
8829 arg_action
= ACTION_KEXEC
;
8831 arg_action
= ACTION_REBOOT
;
8832 return halt_parse_argv(argc
, argv
);
8834 } else if (strstr(program_invocation_short_name
, "shutdown")) {
8835 arg_action
= ACTION_POWEROFF
;
8836 return shutdown_parse_argv(argc
, argv
);
8838 } else if (strstr(program_invocation_short_name
, "init")) {
8840 /* Matches invocations as "init" as well as "telinit", which are synonymous when run as PID !=
8843 * On SysV "telinit" was the official command to communicate with PID 1, but "init" would
8844 * redirect itself to "telinit" if called with PID != 1. We follow the same logic here still,
8845 * though we add one level of indirection, as we implement "telinit" in "systemctl". Hence, for
8846 * us if you invoke "init" you get "systemd", but it will execve() "systemctl" immediately with
8847 * argv[] unmodified if PID is != 1. If you invoke "telinit" you directly get "systemctl". In
8848 * both cases we shall do the same thing, which is why we do strstr(p_i_s_n, "init") here, as a
8849 * quick way to match both.
8851 * Also see redirect_telinit() in src/core/main.c. */
8853 if (sd_booted() > 0) {
8854 arg_action
= _ACTION_INVALID
;
8855 return telinit_parse_argv(argc
, argv
);
8857 /* Hmm, so some other init system is running, we need to forward this request to
8858 * it. For now we simply guess that it is Upstart. */
8860 (void) rlimit_nofile_safe();
8861 execv(TELINIT
, argv
);
8863 return log_error_errno(SYNTHETIC_ERRNO(EIO
),
8864 "Couldn't find an alternative telinit implementation to spawn.");
8867 } else if (strstr(program_invocation_short_name
, "runlevel")) {
8868 arg_action
= ACTION_RUNLEVEL
;
8869 return runlevel_parse_argv(argc
, argv
);
8873 arg_action
= ACTION_SYSTEMCTL
;
8874 return systemctl_parse_argv(argc
, argv
);
8877 #if HAVE_SYSV_COMPAT
8878 _pure_
static int action_to_runlevel(void) {
8879 static const char table
[_ACTION_MAX
] = {
8880 [ACTION_HALT
] = '0',
8881 [ACTION_POWEROFF
] = '0',
8882 [ACTION_REBOOT
] = '6',
8883 [ACTION_RUNLEVEL2
] = '2',
8884 [ACTION_RUNLEVEL3
] = '3',
8885 [ACTION_RUNLEVEL4
] = '4',
8886 [ACTION_RUNLEVEL5
] = '5',
8887 [ACTION_RESCUE
] = '1'
8890 assert(arg_action
>= 0 && arg_action
< _ACTION_MAX
);
8891 return table
[arg_action
];
8895 static int systemctl_main(int argc
, char *argv
[]) {
8896 static const Verb verbs
[] = {
8897 { "list-units", VERB_ANY
, VERB_ANY
, VERB_DEFAULT
|VERB_ONLINE_ONLY
, list_units
},
8898 { "list-unit-files", VERB_ANY
, VERB_ANY
, 0, list_unit_files
},
8899 { "list-sockets", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_sockets
},
8900 { "list-timers", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_timers
},
8901 { "list-jobs", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_jobs
},
8902 { "list-machines", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_machines
},
8903 { "clear-jobs", VERB_ANY
, 1, VERB_ONLINE_ONLY
, trivial_method
},
8904 { "cancel", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, cancel_job
},
8905 { "start", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8906 { "stop", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8907 { "condstop", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with ALTLinux */
8908 { "reload", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8909 { "restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8910 { "try-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8911 { "reload-or-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8912 { "reload-or-try-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with old systemctl <= 228 */
8913 { "try-reload-or-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8914 { "force-reload", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with SysV */
8915 { "condreload", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with ALTLinux */
8916 { "condrestart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with RH */
8917 { "isolate", 2, 2, VERB_ONLINE_ONLY
, start_unit
},
8918 { "kill", 2, VERB_ANY
, VERB_ONLINE_ONLY
, kill_unit
},
8919 { "clean", 2, VERB_ANY
, VERB_ONLINE_ONLY
, clean_or_freeze_unit
},
8920 { "freeze", 2, VERB_ANY
, VERB_ONLINE_ONLY
, clean_or_freeze_unit
},
8921 { "thaw", 2, VERB_ANY
, VERB_ONLINE_ONLY
, clean_or_freeze_unit
},
8922 { "is-active", 2, VERB_ANY
, VERB_ONLINE_ONLY
, check_unit_active
},
8923 { "check", 2, VERB_ANY
, VERB_ONLINE_ONLY
, check_unit_active
}, /* deprecated alias of is-active */
8924 { "is-failed", 2, VERB_ANY
, VERB_ONLINE_ONLY
, check_unit_failed
},
8925 { "show", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, show
},
8926 { "cat", 2, VERB_ANY
, VERB_ONLINE_ONLY
, cat
},
8927 { "status", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, show
},
8928 { "help", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, show
},
8929 { "daemon-reload", VERB_ANY
, 1, VERB_ONLINE_ONLY
, daemon_reload
},
8930 { "daemon-reexec", VERB_ANY
, 1, VERB_ONLINE_ONLY
, daemon_reload
},
8931 { "log-level", VERB_ANY
, 2, VERB_ONLINE_ONLY
, log_level
},
8932 { "log-target", VERB_ANY
, 2, VERB_ONLINE_ONLY
, log_target
},
8933 { "service-watchdogs", VERB_ANY
, 2, VERB_ONLINE_ONLY
, service_watchdogs
},
8934 { "show-environment", VERB_ANY
, 1, VERB_ONLINE_ONLY
, show_environment
},
8935 { "set-environment", 2, VERB_ANY
, VERB_ONLINE_ONLY
, set_environment
},
8936 { "unset-environment", 2, VERB_ANY
, VERB_ONLINE_ONLY
, set_environment
},
8937 { "import-environment", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, import_environment
},
8938 { "halt", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8939 { "poweroff", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8940 { "reboot", VERB_ANY
, 2, VERB_ONLINE_ONLY
, start_system_special
},
8941 { "kexec", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8942 { "suspend", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8943 { "hibernate", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8944 { "hybrid-sleep", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8945 { "suspend-then-hibernate",VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8946 { "default", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_special
},
8947 { "rescue", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8948 { "emergency", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8949 { "exit", VERB_ANY
, 2, VERB_ONLINE_ONLY
, start_special
},
8950 { "reset-failed", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, reset_failed
},
8951 { "enable", 2, VERB_ANY
, 0, enable_unit
},
8952 { "disable", 2, VERB_ANY
, 0, enable_unit
},
8953 { "is-enabled", 2, VERB_ANY
, 0, unit_is_enabled
},
8954 { "reenable", 2, VERB_ANY
, 0, enable_unit
},
8955 { "preset", 2, VERB_ANY
, 0, enable_unit
},
8956 { "preset-all", VERB_ANY
, 1, 0, preset_all
},
8957 { "mask", 2, VERB_ANY
, 0, enable_unit
},
8958 { "unmask", 2, VERB_ANY
, 0, enable_unit
},
8959 { "link", 2, VERB_ANY
, 0, enable_unit
},
8960 { "revert", 2, VERB_ANY
, 0, enable_unit
},
8961 { "switch-root", 2, VERB_ANY
, VERB_ONLINE_ONLY
, switch_root
},
8962 { "list-dependencies", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_dependencies
},
8963 { "set-default", 2, 2, 0, set_default
},
8964 { "get-default", VERB_ANY
, 1, 0, get_default
},
8965 { "set-property", 3, VERB_ANY
, VERB_ONLINE_ONLY
, set_property
},
8966 { "is-system-running", VERB_ANY
, 1, 0, is_system_running
},
8967 { "add-wants", 3, VERB_ANY
, 0, add_dependency
},
8968 { "add-requires", 3, VERB_ANY
, 0, add_dependency
},
8969 { "edit", 2, VERB_ANY
, VERB_ONLINE_ONLY
, edit
},
8973 const Verb
*verb
= verbs_find_verb(argv
[optind
], verbs
);
8974 if (verb
&& (verb
->flags
& VERB_ONLINE_ONLY
) && arg_root
)
8975 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8976 "Verb '%s' cannot be used with --root=.",
8977 argv
[optind
] ?: verb
->verb
);
8979 return dispatch_verb(argc
, argv
, verbs
, NULL
);
8982 static int reload_with_fallback(void) {
8983 /* First, try systemd via D-Bus. */
8984 if (daemon_reload(0, NULL
, NULL
) >= 0)
8987 /* Nothing else worked, so let's try signals */
8988 assert(IN_SET(arg_action
, ACTION_RELOAD
, ACTION_REEXEC
));
8990 if (kill(1, arg_action
== ACTION_RELOAD
? SIGHUP
: SIGTERM
) < 0)
8991 return log_error_errno(errno
, "kill() failed: %m");
8996 static int start_with_fallback(void) {
8997 /* First, try systemd via D-Bus. */
8998 if (start_unit(0, NULL
, NULL
) == 0)
9001 #if HAVE_SYSV_COMPAT
9002 /* Nothing else worked, so let's try /dev/initctl */
9003 if (talk_initctl(action_to_runlevel()) > 0)
9007 return log_error_errno(SYNTHETIC_ERRNO(EIO
),
9008 "Failed to talk to init daemon.");
9011 static int halt_now(enum action a
) {
9012 /* The kernel will automatically flush ATA disks and suchlike on reboot(), but the file systems need to be
9013 * synced explicitly in advance. */
9014 if (!arg_no_sync
&& !arg_dry_run
)
9017 /* Make sure C-A-D is handled by the kernel from this point on... */
9019 (void) reboot(RB_ENABLE_CAD
);
9025 log_info("Halting.");
9028 (void) reboot(RB_HALT_SYSTEM
);
9031 case ACTION_POWEROFF
:
9033 log_info("Powering off.");
9036 (void) reboot(RB_POWER_OFF
);
9041 return reboot_with_parameter(REBOOT_FALLBACK
|
9042 (arg_quiet
? 0 : REBOOT_LOG
) |
9043 (arg_dry_run
? REBOOT_DRY_RUN
: 0));
9046 assert_not_reached("Unknown action.");
9050 static int logind_schedule_shutdown(void) {
9053 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
9054 char date
[FORMAT_TIMESTAMP_MAX
];
9056 const char *log_action
;
9060 r
= acquire_bus(BUS_FULL
, &bus
);
9064 switch (arg_action
) {
9067 log_action
= "Shutdown";
9069 case ACTION_POWEROFF
:
9070 action
= "poweroff";
9071 log_action
= "Shutdown";
9075 log_action
= "Reboot via kexec";
9079 log_action
= "Shutdown";
9084 log_action
= "Reboot";
9089 action
= strjoina("dry-", action
);
9091 (void) logind_set_wall_message();
9093 r
= bus_call_method(bus
, bus_login_mgr
, "ScheduleShutdown", &error
, NULL
, "st", action
, arg_when
);
9095 return log_warning_errno(r
, "Failed to call ScheduleShutdown in logind, proceeding with immediate shutdown: %s", bus_error_message(&error
, r
));
9098 log_info("%s scheduled for %s, use 'shutdown -c' to cancel.", log_action
, format_timestamp(date
, sizeof(date
), arg_when
));
9101 return log_error_errno(SYNTHETIC_ERRNO(ENOSYS
),
9102 "Cannot schedule shutdown without logind support, proceeding with immediate shutdown.");
9106 static int halt_main(void) {
9109 r
= logind_check_inhibitors(arg_action
);
9113 /* Delayed shutdown requested, and was successful */
9114 if (arg_when
> 0 && logind_schedule_shutdown() == 0)
9116 /* no delay, or logind failed or is not at all available */
9118 if (geteuid() != 0) {
9119 if (arg_dry_run
|| arg_force
> 0) {
9120 (void) must_be_root();
9124 /* Try logind if we are a normal user and no special
9125 * mode applies. Maybe polkit allows us to shutdown
9127 if (IN_SET(arg_action
, ACTION_POWEROFF
, ACTION_REBOOT
, ACTION_HALT
)) {
9128 r
= logind_reboot(arg_action
);
9131 if (IN_SET(r
, -EOPNOTSUPP
, -EINPROGRESS
))
9132 /* requested operation is not
9133 * supported on the local system or
9134 * already in progress */
9136 /* on all other errors, try low-level operation */
9140 /* In order to minimize the difference between operation with and
9141 * without logind, we explicitly enable non-blocking mode for this,
9142 * as logind's shutdown operations are always non-blocking. */
9143 arg_no_block
= true;
9145 if (!arg_dry_run
&& !arg_force
)
9146 return start_with_fallback();
9148 assert(geteuid() == 0);
9151 if (sd_booted() > 0)
9152 log_debug("Not writing utmp record, assuming that systemd-update-utmp is used.");
9154 r
= utmp_put_shutdown();
9156 log_warning_errno(r
, "Failed to write utmp record: %m");
9163 r
= halt_now(arg_action
);
9164 return log_error_errno(r
, "Failed to reboot: %m");
9167 static int runlevel_main(void) {
9168 int r
, runlevel
, previous
;
9170 r
= utmp_get_runlevel(&runlevel
, &previous
);
9177 previous
<= 0 ? 'N' : previous
,
9178 runlevel
<= 0 ? 'N' : runlevel
);
9183 static int logind_cancel_shutdown(void) {
9185 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
9189 r
= acquire_bus(BUS_FULL
, &bus
);
9193 (void) logind_set_wall_message();
9195 r
= bus_call_method(bus
, bus_login_mgr
, "CancelScheduledShutdown", &error
, NULL
, NULL
);
9197 return log_warning_errno(r
, "Failed to talk to logind, shutdown hasn't been cancelled: %s", bus_error_message(&error
, r
));
9201 return log_error_errno(SYNTHETIC_ERRNO(ENOSYS
),
9202 "Not compiled with logind support, cannot cancel scheduled shutdowns.");
9206 static int run(int argc
, char *argv
[]) {
9209 setlocale(LC_ALL
, "");
9210 log_parse_environment();
9213 /* The journal merging logic potentially needs a lot of fds. */
9214 (void) rlimit_nofile_bump(HIGH_RLIMIT_NOFILE
);
9218 /* Explicitly not on_tty() to avoid setting cached value.
9219 * This becomes relevant for piping output which might be
9221 original_stdout_is_tty
= isatty(STDOUT_FILENO
);
9223 r
= parse_argv(argc
, argv
);
9227 if (arg_action
!= ACTION_SYSTEMCTL
&& running_in_chroot() > 0) {
9229 log_info("Running in chroot, ignoring request.");
9234 /* systemctl_main() will print an error message for the bus
9235 * connection, but only if it needs to */
9237 switch (arg_action
) {
9239 case ACTION_SYSTEMCTL
:
9240 r
= systemctl_main(argc
, argv
);
9243 /* Legacy command aliases set arg_action. They provide some fallbacks,
9244 * e.g. to tell sysvinit to reboot after you have installed systemd
9248 case ACTION_POWEROFF
:
9254 case ACTION_RUNLEVEL2
:
9255 case ACTION_RUNLEVEL3
:
9256 case ACTION_RUNLEVEL4
:
9257 case ACTION_RUNLEVEL5
:
9259 r
= start_with_fallback();
9264 r
= reload_with_fallback();
9267 case ACTION_CANCEL_SHUTDOWN
:
9268 r
= logind_cancel_shutdown();
9271 case ACTION_RUNLEVEL
:
9272 r
= runlevel_main();
9276 case ACTION_SUSPEND
:
9277 case ACTION_HIBERNATE
:
9278 case ACTION_HYBRID_SLEEP
:
9279 case ACTION_SUSPEND_THEN_HIBERNATE
:
9280 case ACTION_EMERGENCY
:
9281 case ACTION_DEFAULT
:
9282 /* systemctl verbs with no equivalent in the legacy commands.
9283 * These cannot appear in arg_action. Fall through. */
9285 case _ACTION_INVALID
:
9287 assert_not_reached("Unknown action");
9293 /* Note that we return r here, not 0, so that we can implement the LSB-like return codes */
9297 DEFINE_MAIN_FUNCTION_WITH_POSITIVE_FAILURE(run
);