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-locator.h"
24 #include "bus-map-properties.h"
25 #include "bus-message.h"
26 #include "bus-print-properties.h"
27 #include "bus-unit-procs.h"
28 #include "bus-unit-util.h"
29 #include "bus-wait-for-jobs.h"
30 #include "bus-wait-for-units.h"
31 #include "cgroup-show.h"
32 #include "cgroup-util.h"
34 #include "cpu-set-util.h"
35 #include "dirent-util.h"
37 #include "efi-loader.h"
41 #include "exec-util.h"
42 #include "exit-status.h"
44 #include "format-table.h"
45 #include "format-util.h"
47 #include "glob-util.h"
48 #include "hexdecoct.h"
49 #include "hostname-util.h"
50 #include "in-addr-util.h"
54 #include "journal-util.h"
56 #include "locale-util.h"
58 #include "logs-show.h"
60 #include "main-func.h"
61 #include "memory-util.h"
63 #include "numa-util.h"
65 #include "parse-util.h"
66 #include "path-lookup.h"
67 #include "path-util.h"
68 #include "pretty-print.h"
69 #include "proc-cmdline.h"
70 #include "process-util.h"
71 #include "reboot-util.h"
72 #include "rlimit-util.h"
75 #include "signal-util.h"
76 #include "socket-util.h"
77 #include "sort-util.h"
78 #include "spawn-ask-password-agent.h"
79 #include "spawn-polkit-agent.h"
81 #include "stat-util.h"
82 #include "string-table.h"
84 #include "sysv-compat.h"
85 #include "terminal-util.h"
86 #include "tmpfile-util.h"
88 #include "unit-file.h"
89 #include "unit-name.h"
90 #include "user-util.h"
92 #include "utmp-wtmp.h"
96 static char **arg_types
= NULL
;
97 static char **arg_states
= NULL
;
98 static char **arg_properties
= NULL
;
99 static bool arg_all
= false;
100 static enum dependency
{
106 } arg_dependency
= DEPENDENCY_FORWARD
;
107 static const char *arg_job_mode
= "replace";
108 static UnitFileScope arg_scope
= UNIT_FILE_SYSTEM
;
109 static bool arg_wait
= false;
110 static bool arg_no_block
= false;
111 static bool arg_no_legend
= false;
112 static PagerFlags arg_pager_flags
= 0;
113 static bool arg_no_wtmp
= false;
114 static bool arg_no_sync
= false;
115 static bool arg_no_wall
= false;
116 static bool arg_no_reload
= false;
117 static bool arg_value
= false;
118 static bool arg_show_types
= false;
119 static bool arg_ignore_inhibitors
= false;
120 static bool arg_dry_run
= false;
121 static bool arg_quiet
= false;
122 static bool arg_full
= false;
123 static bool arg_recursive
= false;
124 static bool arg_with_dependencies
= false;
125 static bool arg_show_transaction
= false;
126 static int arg_force
= 0;
127 static bool arg_ask_password
= false;
128 static bool arg_runtime
= false;
129 static UnitFilePresetMode arg_preset_mode
= UNIT_FILE_PRESET_FULL
;
130 static char **arg_wall
= NULL
;
131 static const char *arg_kill_who
= NULL
;
132 static int arg_signal
= SIGTERM
;
133 static char *arg_root
= NULL
;
134 static usec_t arg_when
= 0;
135 static const char *arg_reboot_argument
= NULL
;
146 ACTION_SUSPEND_THEN_HIBERNATE
,
157 ACTION_CANCEL_SHUTDOWN
,
160 } arg_action
= ACTION_SYSTEMCTL
;
161 static BusTransport arg_transport
= BUS_TRANSPORT_LOCAL
;
162 static const char *arg_host
= NULL
;
163 static unsigned arg_lines
= 10;
164 static OutputMode arg_output
= OUTPUT_SHORT
;
165 static bool arg_plain
= false;
166 static bool arg_firmware_setup
= false;
167 static usec_t arg_boot_loader_menu
= USEC_INFINITY
;
168 static const char *arg_boot_loader_entry
= NULL
;
169 static bool arg_now
= false;
170 static bool arg_jobs_before
= false;
171 static bool arg_jobs_after
= false;
172 static char **arg_clean_what
= NULL
;
174 /* This is a global cache that will be constructed on first use. */
175 static Hashmap
*cached_id_map
= NULL
;
176 static Hashmap
*cached_name_map
= NULL
;
178 STATIC_DESTRUCTOR_REGISTER(arg_wall
, strv_freep
);
179 STATIC_DESTRUCTOR_REGISTER(arg_root
, freep
);
180 STATIC_DESTRUCTOR_REGISTER(arg_types
, strv_freep
);
181 STATIC_DESTRUCTOR_REGISTER(arg_states
, strv_freep
);
182 STATIC_DESTRUCTOR_REGISTER(arg_properties
, strv_freep
);
183 STATIC_DESTRUCTOR_REGISTER(arg_clean_what
, strv_freep
);
184 STATIC_DESTRUCTOR_REGISTER(cached_id_map
, hashmap_freep
);
185 STATIC_DESTRUCTOR_REGISTER(cached_name_map
, hashmap_freep
);
187 static int daemon_reload(int argc
, char *argv
[], void* userdata
);
188 static int trivial_method(int argc
, char *argv
[], void *userdata
);
189 static int halt_now(enum action a
);
190 static int get_state_one_unit(sd_bus
*bus
, const char *name
, UnitActiveState
*active_state
);
192 static bool original_stdout_is_tty
;
194 typedef enum BusFocus
{
195 BUS_FULL
, /* The full bus indicated via --system or --user */
196 BUS_MANAGER
, /* The manager itself, possibly directly, possibly via the bus */
200 static sd_bus
*buses
[_BUS_FOCUS_MAX
] = {};
202 static UnitFileFlags
args_to_flags(void) {
203 return (arg_runtime
? UNIT_FILE_RUNTIME
: 0) |
204 (arg_force
? UNIT_FILE_FORCE
: 0);
207 static int acquire_bus(BusFocus focus
, sd_bus
**ret
) {
210 assert(focus
< _BUS_FOCUS_MAX
);
213 /* We only go directly to the manager, if we are using a local transport */
214 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
217 if (getenv_bool("SYSTEMCTL_FORCE_BUS") > 0)
223 user
= arg_scope
!= UNIT_FILE_SYSTEM
;
225 if (focus
== BUS_MANAGER
)
226 r
= bus_connect_transport_systemd(arg_transport
, arg_host
, user
, &buses
[focus
]);
228 r
= bus_connect_transport(arg_transport
, arg_host
, user
, &buses
[focus
]);
230 return log_error_errno(r
, "Failed to connect to bus: %m");
232 (void) sd_bus_set_allow_interactive_authorization(buses
[focus
], arg_ask_password
);
239 static void release_busses(void) {
242 for (w
= 0; w
< _BUS_FOCUS_MAX
; w
++)
243 buses
[w
] = sd_bus_flush_close_unref(buses
[w
]);
246 static void ask_password_agent_open_maybe(void) {
247 /* Open the password agent as a child process if necessary */
252 if (arg_scope
!= UNIT_FILE_SYSTEM
)
255 ask_password_agent_open_if_enabled(arg_transport
, arg_ask_password
);
258 static void polkit_agent_open_maybe(void) {
259 /* Open the polkit agent as a child process if necessary */
261 if (arg_scope
!= UNIT_FILE_SYSTEM
)
264 polkit_agent_open_if_enabled(arg_transport
, arg_ask_password
);
267 static OutputFlags
get_output_flags(void) {
269 arg_all
* OUTPUT_SHOW_ALL
|
270 (arg_full
|| !on_tty() || pager_have()) * OUTPUT_FULL_WIDTH
|
271 colors_enabled() * OUTPUT_COLOR
|
272 !arg_quiet
* OUTPUT_WARN_CUTOFF
;
275 static int translate_bus_error_to_exit_status(int r
, const sd_bus_error
*error
) {
278 if (!sd_bus_error_is_set(error
))
281 if (sd_bus_error_has_name(error
, SD_BUS_ERROR_ACCESS_DENIED
) ||
282 sd_bus_error_has_name(error
, BUS_ERROR_ONLY_BY_DEPENDENCY
) ||
283 sd_bus_error_has_name(error
, BUS_ERROR_NO_ISOLATION
) ||
284 sd_bus_error_has_name(error
, BUS_ERROR_TRANSACTION_IS_DESTRUCTIVE
))
285 return EXIT_NOPERMISSION
;
287 if (sd_bus_error_has_name(error
, BUS_ERROR_NO_SUCH_UNIT
))
288 return EXIT_NOTINSTALLED
;
290 if (sd_bus_error_has_name(error
, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE
) ||
291 sd_bus_error_has_name(error
, SD_BUS_ERROR_NOT_SUPPORTED
))
292 return EXIT_NOTIMPLEMENTED
;
294 if (sd_bus_error_has_name(error
, BUS_ERROR_LOAD_FAILED
))
295 return EXIT_NOTCONFIGURED
;
303 static bool install_client_side(void) {
304 /* Decides when to execute enable/disable/... operations
305 * client-side rather than server-side. */
307 if (running_in_chroot_or_offline())
310 if (sd_booted() <= 0)
313 if (!isempty(arg_root
))
316 if (arg_scope
== UNIT_FILE_GLOBAL
)
319 /* Unsupported environment variable, mostly for debugging purposes */
320 if (getenv_bool("SYSTEMCTL_INSTALL_CLIENT_SIDE") > 0)
326 static int compare_unit_info(const UnitInfo
*a
, const UnitInfo
*b
) {
329 /* First, order by machine */
330 r
= strcasecmp_ptr(a
->machine
, b
->machine
);
334 /* Second, order by unit type */
335 r
= strcasecmp_ptr(strrchr(a
->id
, '.'), strrchr(b
->id
, '.'));
339 /* Third, order by name */
340 return strcasecmp(a
->id
, b
->id
);
343 static const char* unit_type_suffix(const char *name
) {
346 dot
= strrchr(name
, '.');
353 static bool output_show_unit(const UnitInfo
*u
, char **patterns
) {
356 if (!strv_fnmatch_or_empty(patterns
, u
->id
, FNM_NOESCAPE
))
359 if (arg_types
&& !strv_find(arg_types
, unit_type_suffix(u
->id
)))
365 /* Note that '--all' is not purely a state filter, but also a
366 * filter that hides units that "follow" other units (which is
367 * used for device units that appear under different names). */
368 if (!isempty(u
->following
))
371 if (!strv_isempty(arg_states
))
374 /* By default show all units except the ones in inactive
375 * state and with no pending job */
379 if (streq(u
->active_state
, "inactive"))
385 static int output_table(Table
*table
) {
390 if (OUTPUT_MODE_IS_JSON(arg_output
))
391 r
= table_print_json(table
, NULL
, output_mode_to_json_format_flags(arg_output
) | JSON_FORMAT_COLOR_AUTO
);
393 r
= table_print(table
, NULL
);
395 return log_error_errno(r
, "Failed to show table: %m");
400 static int output_units_list(const UnitInfo
*unit_infos
, unsigned c
) {
401 _cleanup_(table_unrefp
) Table
*table
= NULL
;
404 table
= table_new("", "unit", "load", "active", "sub", "job", "description");
408 table_set_header(table
, !arg_no_legend
);
410 /* Hide the 'glyph' column when --plain is requested */
411 r
= table_hide_column_from_display(table
, 0);
413 return log_error_errno(r
, "Failed to hide column: %m");
416 table_set_width(table
, 0);
418 (void) table_set_empty_string(table
, "-");
421 for (const UnitInfo
*u
= unit_infos
; unit_infos
&& u
< unit_infos
+ c
; u
++) {
422 _cleanup_free_
char *j
= NULL
;
423 const char *on_underline
= "", *on_loaded
= "", *on_active
= "";
424 const char *on_circle
= "", *id
;
425 bool circle
= false, underline
= false;
427 if (u
+ 1 < unit_infos
+ c
&&
428 !streq(unit_type_suffix(u
->id
), unit_type_suffix((u
+ 1)->id
))) {
429 on_underline
= ansi_underline();
433 if (STR_IN_SET(u
->load_state
, "error", "not-found", "bad-setting", "masked") && !arg_plain
) {
434 on_circle
= underline
? ansi_highlight_yellow_underline() : ansi_highlight_yellow();
436 on_loaded
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
437 } else if (streq(u
->active_state
, "failed") && !arg_plain
) {
438 on_circle
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
440 on_active
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
442 on_circle
= on_underline
;
443 on_active
= on_underline
;
444 on_loaded
= on_underline
;
448 j
= strjoin(u
->machine
, ":", u
->id
);
456 r
= table_add_many(table
,
457 TABLE_STRING
, circle
? special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
) : " ",
458 TABLE_SET_BOTH_COLORS
, on_circle
,
460 TABLE_SET_BOTH_COLORS
, on_active
,
461 TABLE_STRING
, u
->load_state
,
462 TABLE_SET_BOTH_COLORS
, on_loaded
,
463 TABLE_STRING
, u
->active_state
,
464 TABLE_SET_BOTH_COLORS
, on_active
,
465 TABLE_STRING
, u
->sub_state
,
466 TABLE_SET_BOTH_COLORS
, on_active
,
467 TABLE_STRING
, u
->job_id
? u
->job_type
: "",
468 TABLE_SET_BOTH_COLORS
, u
->job_id
? on_underline
: "",
469 TABLE_STRING
, u
->description
,
470 TABLE_SET_BOTH_COLORS
, on_underline
);
472 return table_log_add_error(r
);
478 if (job_count
== 0) {
479 /* There's no data in the JOB column, so let's hide it */
480 r
= table_hide_column_from_display(table
, 5);
482 return log_error_errno(r
, "Failed to hide column: %m");
485 r
= output_table(table
);
489 if (!arg_no_legend
) {
490 const char *on
, *off
;
491 size_t records
= table_get_rows(table
) - 1;
495 "LOAD = Reflects whether the unit definition was properly loaded.\n"
496 "ACTIVE = The high-level unit activation state, i.e. generalization of SUB.\n"
497 "SUB = The low-level unit activation state, values depend on unit type.");
498 puts(job_count
? "JOB = Pending job for the unit.\n" : "");
499 on
= ansi_highlight();
502 on
= ansi_highlight_red();
506 if (arg_all
|| strv_contains(arg_states
, "inactive"))
507 printf("%s%zu loaded units listed.%s\n"
508 "To show all installed unit files use 'systemctl list-unit-files'.\n",
510 else if (!arg_states
)
511 printf("%s%zu loaded units listed.%s Pass --all to see loaded but inactive units, too.\n"
512 "To show all installed unit files use 'systemctl list-unit-files'.\n",
515 printf("%zu loaded units listed.\n", records
);
521 static int get_unit_list(
525 UnitInfo
**unit_infos
,
527 sd_bus_message
**_reply
) {
529 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
530 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
531 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
535 bool fallback
= false;
541 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, "ListUnitsByPatterns");
543 return bus_log_create_error(r
);
545 r
= sd_bus_message_append_strv(m
, arg_states
);
547 return bus_log_create_error(r
);
549 r
= sd_bus_message_append_strv(m
, patterns
);
551 return bus_log_create_error(r
);
553 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
554 if (r
< 0 && (sd_bus_error_has_name(&error
, SD_BUS_ERROR_UNKNOWN_METHOD
) ||
555 sd_bus_error_has_name(&error
, SD_BUS_ERROR_ACCESS_DENIED
))) {
556 /* Fallback to legacy ListUnitsFiltered method */
558 log_debug_errno(r
, "Failed to list units: %s Falling back to ListUnitsFiltered method.", bus_error_message(&error
, r
));
559 m
= sd_bus_message_unref(m
);
560 sd_bus_error_free(&error
);
562 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, "ListUnitsFiltered");
564 return bus_log_create_error(r
);
566 r
= sd_bus_message_append_strv(m
, arg_states
);
568 return bus_log_create_error(r
);
570 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
573 return log_error_errno(r
, "Failed to list units: %s", bus_error_message(&error
, r
));
575 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ssssssouso)");
577 return bus_log_parse_error(r
);
579 while ((r
= bus_parse_unit_info(reply
, &u
)) > 0) {
582 if (!output_show_unit(&u
, fallback
? patterns
: NULL
))
585 if (!GREEDY_REALLOC(*unit_infos
, size
, c
+1))
588 (*unit_infos
)[c
++] = u
;
591 return bus_log_parse_error(r
);
593 r
= sd_bus_message_exit_container(reply
);
595 return bus_log_parse_error(r
);
597 *_reply
= TAKE_PTR(reply
);
602 static void message_set_freep(Set
**set
) {
603 set_free_with_destructor(*set
, sd_bus_message_unref
);
606 static int get_unit_list_recursive(
609 UnitInfo
**_unit_infos
,
613 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
614 _cleanup_(message_set_freep
) Set
*replies
;
615 sd_bus_message
*reply
;
623 replies
= set_new(NULL
);
627 c
= get_unit_list(bus
, NULL
, patterns
, &unit_infos
, 0, &reply
);
631 r
= set_put(replies
, reply
);
633 sd_bus_message_unref(reply
);
638 _cleanup_strv_free_
char **machines
= NULL
;
641 r
= sd_get_machine_names(&machines
);
643 return log_error_errno(r
, "Failed to get machine names: %m");
645 STRV_FOREACH(i
, machines
) {
646 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*container
= NULL
;
649 r
= sd_bus_open_system_machine(&container
, *i
);
651 log_warning_errno(r
, "Failed to connect to container %s, ignoring: %m", *i
);
655 k
= get_unit_list(container
, *i
, patterns
, &unit_infos
, c
, &reply
);
661 r
= set_put(replies
, reply
);
663 sd_bus_message_unref(reply
);
668 *_machines
= TAKE_PTR(machines
);
672 *_unit_infos
= TAKE_PTR(unit_infos
);
673 *_replies
= TAKE_PTR(replies
);
678 static int expand_names(sd_bus
*bus
, char **names
, const char* suffix
, char ***ret
, bool *ret_expanded
) {
679 _cleanup_strv_free_
char **mangled
= NULL
, **globs
= NULL
;
686 STRV_FOREACH(name
, names
) {
688 UnitNameMangle options
= UNIT_NAME_MANGLE_GLOB
| (arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
);
690 r
= unit_name_mangle_with_suffix(*name
, NULL
, options
, suffix
?: ".service", &t
);
692 return log_error_errno(r
, "Failed to mangle name: %m");
694 if (string_is_glob(t
))
695 r
= strv_consume(&globs
, t
);
697 r
= strv_consume(&mangled
, t
);
702 /* Query the manager only if any of the names are a glob, since
703 * this is fairly expensive */
704 bool expanded
= !strv_isempty(globs
);
706 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
707 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
710 r
= get_unit_list(bus
, NULL
, globs
, &unit_infos
, 0, &reply
);
714 n
= strv_length(mangled
);
717 for (i
= 0; i
< r
; i
++) {
718 if (!GREEDY_REALLOC(mangled
, allocated
, n
+2))
721 mangled
[n
] = strdup(unit_infos
[i
].id
);
730 *ret_expanded
= expanded
;
732 *ret
= TAKE_PTR(mangled
);
736 static int list_dependencies_get_dependencies(sd_bus
*bus
, const char *name
, char ***ret
) {
737 _cleanup_strv_free_
char **deps
= NULL
;
739 static const struct bus_properties_map map
[_DEPENDENCY_MAX
][6] = {
740 [DEPENDENCY_FORWARD
] = {
741 { "Requires", "as", NULL
, 0 },
742 { "Requisite", "as", NULL
, 0 },
743 { "Wants", "as", NULL
, 0 },
744 { "ConsistsOf", "as", NULL
, 0 },
745 { "BindsTo", "as", NULL
, 0 },
748 [DEPENDENCY_REVERSE
] = {
749 { "RequiredBy", "as", NULL
, 0 },
750 { "RequisiteOf", "as", NULL
, 0 },
751 { "WantedBy", "as", NULL
, 0 },
752 { "PartOf", "as", NULL
, 0 },
753 { "BoundBy", "as", NULL
, 0 },
756 [DEPENDENCY_AFTER
] = {
757 { "After", "as", NULL
, 0 },
760 [DEPENDENCY_BEFORE
] = {
761 { "Before", "as", NULL
, 0 },
766 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
767 _cleanup_free_
char *dbus_path
= NULL
;
774 dbus_path
= unit_dbus_path_from_name(name
);
778 r
= bus_map_all_properties(bus
,
779 "org.freedesktop.systemd1",
787 return log_error_errno(r
, "Failed to get properties of %s: %s", name
, bus_error_message(&error
, r
));
789 strv_uniq(deps
); /* Sometimes a unit might have multiple deps on the other unit,
790 * but we still want to show it just once. */
791 *ret
= TAKE_PTR(deps
);
796 static int append_unit_dependencies(sd_bus
*bus
, char **names
, char ***ret
) {
797 _cleanup_strv_free_
char **with_deps
= NULL
;
803 STRV_FOREACH(name
, names
) {
804 _cleanup_strv_free_
char **deps
= NULL
;
806 if (strv_extend(&with_deps
, *name
) < 0)
809 (void) list_dependencies_get_dependencies(bus
, *name
, &deps
);
811 if (strv_extend_strv(&with_deps
, deps
, true) < 0)
815 *ret
= TAKE_PTR(with_deps
);
820 static int maybe_extend_with_unit_dependencies(sd_bus
*bus
, char ***list
) {
824 if (arg_with_dependencies
) {
826 _cleanup_strv_free_
char **list_with_deps
= NULL
;
828 r
= append_unit_dependencies(bus
, *list
, &list_with_deps
);
830 return log_error_errno(r
, "Failed to append unit dependencies: %m");
833 *list
= TAKE_PTR(list_with_deps
);
839 static int list_units(int argc
, char *argv
[], void *userdata
) {
840 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
841 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
842 _cleanup_strv_free_
char **machines
= NULL
;
846 r
= acquire_bus(BUS_MANAGER
, &bus
);
850 (void) pager_open(arg_pager_flags
);
852 if (arg_with_dependencies
) {
853 _cleanup_strv_free_
char **names
= NULL
;
855 r
= append_unit_dependencies(bus
, strv_skip(argv
, 1), &names
);
859 r
= get_unit_list_recursive(bus
, names
, &unit_infos
, &replies
, &machines
);
863 r
= get_unit_list_recursive(bus
, strv_skip(argv
, 1), &unit_infos
, &replies
, &machines
);
868 typesafe_qsort(unit_infos
, r
, compare_unit_info
);
869 return output_units_list(unit_infos
, r
);
872 static int get_triggered_units(
877 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
884 r
= sd_bus_get_property_strv(
886 "org.freedesktop.systemd1",
888 "org.freedesktop.systemd1.Unit",
893 return log_error_errno(r
, "Failed to determine triggers: %s", bus_error_message(&error
, r
));
898 static int get_listening(
900 const char* unit_path
,
903 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
904 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
905 const char *type
, *path
;
908 r
= sd_bus_get_property(
910 "org.freedesktop.systemd1",
912 "org.freedesktop.systemd1.Socket",
918 return log_error_errno(r
, "Failed to get list of listening sockets: %s", bus_error_message(&error
, r
));
920 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ss)");
922 return bus_log_parse_error(r
);
924 while ((r
= sd_bus_message_read(reply
, "(ss)", &type
, &path
)) > 0) {
926 r
= strv_extend(listening
, type
);
930 r
= strv_extend(listening
, path
);
937 return bus_log_parse_error(r
);
939 r
= sd_bus_message_exit_container(reply
);
941 return bus_log_parse_error(r
);
953 /* Note: triggered is a list here, although it almost certainly
954 * will always be one unit. Nevertheless, dbus API allows for multiple
955 * values, so let's follow that. */
958 /* The strv above is shared. free is set only in the first one. */
962 static int socket_info_compare(const struct socket_info
*a
, const struct socket_info
*b
) {
968 r
= strcasecmp_ptr(a
->machine
, b
->machine
);
972 r
= strcmp(a
->path
, b
->path
);
976 return strcmp(a
->type
, b
->type
);
979 static int output_sockets_list(struct socket_info
*socket_infos
, unsigned cs
) {
980 _cleanup_(table_unrefp
) Table
*table
= NULL
;
981 struct socket_info
*s
;
982 const char *on
, *off
;
985 table
= table_new("listen", "type", "unit", "activates");
989 if (!arg_show_types
) {
990 /* Hide the second (TYPE) column */
991 r
= table_set_display(table
, (size_t) 0, (size_t) 2, (size_t) 3, (size_t) -1);
993 return log_error_errno(r
, "Failed to set columns to display: %m");
996 table_set_header(table
, !arg_no_legend
);
998 table_set_width(table
, 0);
1000 (void) table_set_empty_string(table
, "-");
1003 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
1004 _cleanup_free_
char *j
= NULL
;
1008 j
= strjoin(s
->machine
, ":", s
->path
);
1015 r
= table_add_many(table
,
1017 TABLE_STRING
, s
->type
,
1018 TABLE_STRING
, s
->id
);
1020 return table_log_add_error(r
);
1022 if (strv_isempty(s
->triggered
))
1023 r
= table_add_cell(table
, NULL
, TABLE_EMPTY
, NULL
);
1024 else if (strv_length(s
->triggered
) == 1)
1025 r
= table_add_cell(table
, NULL
, TABLE_STRING
, s
->triggered
[0]);
1027 /* This should never happen, currently our socket units can only trigger a
1028 * single unit. But let's handle this anyway, who knows what the future
1030 r
= table_add_cell(table
, NULL
, TABLE_STRV
, s
->triggered
);
1032 return table_log_add_error(r
);
1036 on
= ansi_highlight();
1037 off
= ansi_normal();
1039 on
= ansi_highlight_red();
1040 off
= ansi_normal();
1043 r
= output_table(table
);
1047 if (!arg_no_legend
) {
1048 printf("\n%s%u sockets listed.%s\n", on
, cs
, off
);
1050 printf("Pass --all to see loaded but inactive sockets, too.\n");
1056 static int list_sockets(int argc
, char *argv
[], void *userdata
) {
1057 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
1058 _cleanup_strv_free_
char **machines
= NULL
;
1059 _cleanup_strv_free_
char **sockets_with_suffix
= NULL
;
1060 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
1061 _cleanup_free_
struct socket_info
*socket_infos
= NULL
;
1063 struct socket_info
*s
;
1069 r
= acquire_bus(BUS_MANAGER
, &bus
);
1073 (void) pager_open(arg_pager_flags
);
1075 r
= expand_names(bus
, strv_skip(argv
, 1), ".socket", &sockets_with_suffix
, NULL
);
1079 if (argc
== 1 || sockets_with_suffix
) {
1080 n
= get_unit_list_recursive(bus
, sockets_with_suffix
, &unit_infos
, &replies
, &machines
);
1084 for (u
= unit_infos
; u
< unit_infos
+ n
; u
++) {
1085 _cleanup_strv_free_
char **listening
= NULL
, **triggered
= NULL
;
1088 if (!endswith(u
->id
, ".socket"))
1091 r
= get_triggered_units(bus
, u
->unit_path
, &triggered
);
1095 c
= get_listening(bus
, u
->unit_path
, &listening
);
1101 if (!GREEDY_REALLOC(socket_infos
, size
, cs
+ c
)) {
1106 for (i
= 0; i
< c
; i
++)
1107 socket_infos
[cs
+ i
] = (struct socket_info
) {
1108 .machine
= u
->machine
,
1110 .type
= listening
[i
*2],
1111 .path
= listening
[i
*2 + 1],
1112 .triggered
= triggered
,
1113 .own_triggered
= i
==0,
1116 /* from this point on we will cleanup those socket_infos */
1119 listening
= triggered
= NULL
; /* avoid cleanup */
1122 typesafe_qsort(socket_infos
, cs
, socket_info_compare
);
1125 output_sockets_list(socket_infos
, cs
);
1128 assert(cs
== 0 || socket_infos
);
1129 for (s
= socket_infos
; s
< socket_infos
+ cs
; s
++) {
1132 if (s
->own_triggered
)
1133 strv_free(s
->triggered
);
1139 static int get_next_elapse(
1142 dual_timestamp
*next
) {
1144 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1152 r
= sd_bus_get_property_trivial(
1154 "org.freedesktop.systemd1",
1156 "org.freedesktop.systemd1.Timer",
1157 "NextElapseUSecMonotonic",
1162 return log_error_errno(r
, "Failed to get next elapse time: %s", bus_error_message(&error
, r
));
1164 r
= sd_bus_get_property_trivial(
1166 "org.freedesktop.systemd1",
1168 "org.freedesktop.systemd1.Timer",
1169 "NextElapseUSecRealtime",
1174 return log_error_errno(r
, "Failed to get next elapse time: %s", bus_error_message(&error
, r
));
1180 static int get_last_trigger(
1185 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1192 r
= sd_bus_get_property_trivial(
1194 "org.freedesktop.systemd1",
1196 "org.freedesktop.systemd1.Timer",
1202 return log_error_errno(r
, "Failed to get last trigger time: %s", bus_error_message(&error
, r
));
1208 const char* machine
;
1211 usec_t last_trigger
;
1215 static int timer_info_compare(const struct timer_info
*a
, const struct timer_info
*b
) {
1221 r
= strcasecmp_ptr(a
->machine
, b
->machine
);
1225 r
= CMP(a
->next_elapse
, b
->next_elapse
);
1229 return strcmp(a
->id
, b
->id
);
1232 static int output_timers_list(struct timer_info
*timer_infos
, unsigned n
) {
1233 _cleanup_(table_unrefp
) Table
*table
= NULL
;
1234 struct timer_info
*t
;
1235 const char *on
, *off
;
1238 assert(timer_infos
|| n
== 0);
1240 table
= table_new("next", "left", "last", "passed", "unit", "activates");
1244 table_set_header(table
, !arg_no_legend
);
1246 table_set_width(table
, 0);
1248 (void) table_set_empty_string(table
, "-");
1251 for (t
= timer_infos
; t
< timer_infos
+ n
; t
++) {
1252 _cleanup_free_
char *j
= NULL
, *activates
= NULL
;
1256 j
= strjoin(t
->machine
, ":", t
->id
);
1263 activates
= strv_join(t
->triggered
, ", ");
1267 r
= table_add_many(table
,
1268 TABLE_TIMESTAMP
, t
->next_elapse
,
1269 TABLE_TIMESTAMP_RELATIVE
, t
->next_elapse
,
1270 TABLE_TIMESTAMP
, t
->last_trigger
,
1271 TABLE_TIMESTAMP_RELATIVE
, t
->last_trigger
,
1273 TABLE_STRING
, activates
);
1275 return table_log_add_error(r
);
1278 on
= ansi_highlight();
1279 off
= ansi_normal();
1281 on
= ansi_highlight_red();
1282 off
= ansi_normal();
1285 r
= output_table(table
);
1289 if (!arg_no_legend
) {
1290 printf("\n%s%u timers listed.%s\n", on
, n
, off
);
1292 printf("Pass --all to see loaded but inactive timers, too.\n");
1298 static usec_t
calc_next_elapse(dual_timestamp
*nw
, dual_timestamp
*next
) {
1304 if (timestamp_is_set(next
->monotonic
)) {
1307 if (next
->monotonic
> nw
->monotonic
)
1308 converted
= nw
->realtime
+ (next
->monotonic
- nw
->monotonic
);
1310 converted
= nw
->realtime
- (nw
->monotonic
- next
->monotonic
);
1312 if (timestamp_is_set(next
->realtime
))
1313 next_elapse
= MIN(converted
, next
->realtime
);
1315 next_elapse
= converted
;
1318 next_elapse
= next
->realtime
;
1323 static int list_timers(int argc
, char *argv
[], void *userdata
) {
1324 _cleanup_(message_set_freep
) Set
*replies
= NULL
;
1325 _cleanup_strv_free_
char **machines
= NULL
;
1326 _cleanup_strv_free_
char **timers_with_suffix
= NULL
;
1327 _cleanup_free_
struct timer_info
*timer_infos
= NULL
;
1328 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
1329 struct timer_info
*t
;
1337 r
= acquire_bus(BUS_MANAGER
, &bus
);
1341 (void) pager_open(arg_pager_flags
);
1343 r
= expand_names(bus
, strv_skip(argv
, 1), ".timer", &timers_with_suffix
, NULL
);
1347 if (argc
== 1 || timers_with_suffix
) {
1348 n
= get_unit_list_recursive(bus
, timers_with_suffix
, &unit_infos
, &replies
, &machines
);
1352 dual_timestamp_get(&nw
);
1354 for (u
= unit_infos
; u
< unit_infos
+ n
; u
++) {
1355 _cleanup_strv_free_
char **triggered
= NULL
;
1356 dual_timestamp next
= DUAL_TIMESTAMP_NULL
;
1359 if (!endswith(u
->id
, ".timer"))
1362 r
= get_triggered_units(bus
, u
->unit_path
, &triggered
);
1366 r
= get_next_elapse(bus
, u
->unit_path
, &next
);
1370 get_last_trigger(bus
, u
->unit_path
, &last
);
1372 if (!GREEDY_REALLOC(timer_infos
, size
, c
+1)) {
1377 m
= calc_next_elapse(&nw
, &next
);
1379 timer_infos
[c
++] = (struct timer_info
) {
1380 .machine
= u
->machine
,
1383 .last_trigger
= last
,
1384 .triggered
= TAKE_PTR(triggered
),
1388 typesafe_qsort(timer_infos
, c
, timer_info_compare
);
1391 output_timers_list(timer_infos
, c
);
1394 for (t
= timer_infos
; t
< timer_infos
+ c
; t
++)
1395 strv_free(t
->triggered
);
1400 static int compare_unit_file_list(const UnitFileList
*a
, const UnitFileList
*b
) {
1401 const char *d1
, *d2
;
1403 d1
= strrchr(a
->path
, '.');
1404 d2
= strrchr(b
->path
, '.');
1409 r
= strcasecmp(d1
, d2
);
1414 return strcasecmp(basename(a
->path
), basename(b
->path
));
1417 static bool output_show_unit_file(const UnitFileList
*u
, char **states
, char **patterns
) {
1420 if (!strv_fnmatch_or_empty(patterns
, basename(u
->path
), FNM_NOESCAPE
))
1423 if (!strv_isempty(arg_types
)) {
1426 dot
= strrchr(u
->path
, '.');
1430 if (!strv_find(arg_types
, dot
+1))
1434 if (!strv_isempty(states
) &&
1435 !strv_find(states
, unit_file_state_to_string(u
->state
)))
1441 static bool show_preset_for_state(UnitFileState state
) {
1442 /* Don't show preset state in those unit file states, it'll only confuse users. */
1443 return !IN_SET(state
,
1446 UNIT_FILE_GENERATED
,
1447 UNIT_FILE_TRANSIENT
);
1450 static int output_unit_file_list(const UnitFileList
*units
, unsigned c
) {
1451 _cleanup_(table_unrefp
) Table
*table
= NULL
;
1452 _cleanup_(unit_file_presets_freep
) UnitFilePresets presets
= {};
1455 table
= table_new("unit file", "state", "vendor preset");
1459 table_set_header(table
, !arg_no_legend
);
1461 table_set_width(table
, 0);
1463 (void) table_set_empty_string(table
, "-");
1465 for (const UnitFileList
*u
= units
; u
< units
+ c
; u
++) {
1466 const char *on_underline
= NULL
, *on_unit_color
= NULL
, *id
;
1469 underline
= u
+ 1 < units
+ c
&&
1470 !streq(unit_type_suffix(u
->path
), unit_type_suffix((u
+ 1)->path
));
1473 on_underline
= ansi_underline();
1475 if (IN_SET(u
->state
,
1477 UNIT_FILE_MASKED_RUNTIME
,
1480 on_unit_color
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
1481 else if (IN_SET(u
->state
,
1484 on_unit_color
= underline
? ansi_highlight_green_underline() : ansi_highlight_green();
1486 on_unit_color
= on_underline
;
1488 id
= basename(u
->path
);
1490 r
= table_add_many(table
,
1492 TABLE_SET_BOTH_COLORS
, strempty(on_underline
),
1493 TABLE_STRING
, unit_file_state_to_string(u
->state
),
1494 TABLE_SET_BOTH_COLORS
, strempty(on_unit_color
));
1496 return table_log_add_error(r
);
1498 if (show_preset_for_state(u
->state
)) {
1499 const char *unit_preset_str
, *on_preset_color
;
1501 r
= unit_file_query_preset(arg_scope
, arg_root
, id
, &presets
);
1503 unit_preset_str
= "n/a";
1504 on_preset_color
= underline
? on_underline
: ansi_normal();
1505 } else if (r
== 0) {
1506 unit_preset_str
= "disabled";
1507 on_preset_color
= underline
? ansi_highlight_red_underline() : ansi_highlight_red();
1509 unit_preset_str
= "enabled";
1510 on_preset_color
= underline
? ansi_highlight_green_underline() : ansi_highlight_green();
1513 r
= table_add_many(table
,
1514 TABLE_STRING
, unit_preset_str
,
1515 TABLE_SET_BOTH_COLORS
, strempty(on_preset_color
));
1517 r
= table_add_many(table
,
1519 TABLE_SET_BOTH_COLORS
, underline
? ansi_grey_underline() : ansi_grey());
1521 return table_log_add_error(r
);
1524 r
= output_table(table
);
1529 printf("\n%u unit files listed.\n", c
);
1534 static int list_unit_files(int argc
, char *argv
[], void *userdata
) {
1535 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1536 _cleanup_free_ UnitFileList
*units
= NULL
;
1543 bool fallback
= false;
1545 if (install_client_side()) {
1551 h
= hashmap_new(&string_hash_ops
);
1555 r
= unit_file_get_list(arg_scope
, arg_root
, h
, arg_states
, strv_skip(argv
, 1));
1557 unit_file_list_free(h
);
1558 return log_error_errno(r
, "Failed to get unit file list: %m");
1561 n_units
= hashmap_size(h
);
1563 units
= new(UnitFileList
, n_units
?: 1); /* avoid malloc(0) */
1565 unit_file_list_free(h
);
1569 HASHMAP_FOREACH(u
, h
, i
) {
1570 if (!output_show_unit_file(u
, NULL
, NULL
))
1577 assert(c
<= n_units
);
1582 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
1583 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1586 r
= acquire_bus(BUS_MANAGER
, &bus
);
1590 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, "ListUnitFilesByPatterns");
1592 return bus_log_create_error(r
);
1594 r
= sd_bus_message_append_strv(m
, arg_states
);
1596 return bus_log_create_error(r
);
1598 if (arg_with_dependencies
) {
1599 _cleanup_strv_free_
char **names_with_deps
= NULL
;
1601 r
= append_unit_dependencies(bus
, strv_skip(argv
, 1), &names_with_deps
);
1603 return log_error_errno(r
, "Failed to append unit dependencies: %m");
1605 r
= sd_bus_message_append_strv(m
, names_with_deps
);
1607 return bus_log_create_error(r
);
1609 r
= sd_bus_message_append_strv(m
, strv_skip(argv
, 1));
1611 return bus_log_create_error(r
);
1614 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
1615 if (r
< 0 && sd_bus_error_has_name(&error
, SD_BUS_ERROR_UNKNOWN_METHOD
)) {
1616 /* Fallback to legacy ListUnitFiles method */
1618 log_debug_errno(r
, "Failed to list unit files: %s Falling back to ListUnitsFiles method.", bus_error_message(&error
, r
));
1619 m
= sd_bus_message_unref(m
);
1620 sd_bus_error_free(&error
);
1622 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, "ListUnitFiles");
1624 return bus_log_create_error(r
);
1626 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
1629 return log_error_errno(r
, "Failed to list unit files: %s", bus_error_message(&error
, r
));
1631 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ss)");
1633 return bus_log_parse_error(r
);
1635 while ((r
= sd_bus_message_read(reply
, "(ss)", &path
, &state
)) > 0) {
1637 if (!GREEDY_REALLOC(units
, size
, c
+ 1))
1640 units
[c
] = (struct UnitFileList
) {
1642 unit_file_state_from_string(state
)
1645 if (output_show_unit_file(&units
[c
],
1646 fallback
? arg_states
: NULL
,
1647 fallback
? strv_skip(argv
, 1) : NULL
))
1652 return bus_log_parse_error(r
);
1654 r
= sd_bus_message_exit_container(reply
);
1656 return bus_log_parse_error(r
);
1659 (void) pager_open(arg_pager_flags
);
1661 typesafe_qsort(units
, c
, compare_unit_file_list
);
1662 r
= output_unit_file_list(units
, c
);
1666 if (install_client_side())
1667 for (unit
= units
; unit
< units
+ c
; unit
++)
1676 static int list_dependencies_print(const char *name
, int level
, unsigned branches
, bool last
) {
1677 _cleanup_free_
char *n
= NULL
;
1678 size_t max_len
= MAX(columns(),20u);
1684 for (i
= level
- 1; i
>= 0; i
--) {
1686 if (len
> max_len
- 3 && !arg_full
) {
1687 printf("%s...\n",max_len
% 2 ? "" : " ");
1690 printf("%s", special_glyph(branches
& (1 << i
) ? SPECIAL_GLYPH_TREE_VERTICAL
: SPECIAL_GLYPH_TREE_SPACE
));
1694 if (len
> max_len
- 3 && !arg_full
) {
1695 printf("%s...\n",max_len
% 2 ? "" : " ");
1699 printf("%s", special_glyph(last
? SPECIAL_GLYPH_TREE_RIGHT
: SPECIAL_GLYPH_TREE_BRANCH
));
1703 printf("%s\n", name
);
1707 n
= ellipsize(name
, max_len
-len
, 100);
1715 static int list_dependencies_compare(char * const *a
, char * const *b
) {
1716 if (unit_name_to_type(*a
) == UNIT_TARGET
&& unit_name_to_type(*b
) != UNIT_TARGET
)
1718 if (unit_name_to_type(*a
) != UNIT_TARGET
&& unit_name_to_type(*b
) == UNIT_TARGET
)
1721 return strcasecmp(*a
, *b
);
1724 static int list_dependencies_one(
1729 unsigned branches
) {
1731 _cleanup_strv_free_
char **deps
= NULL
;
1739 r
= strv_extend(units
, name
);
1743 r
= list_dependencies_get_dependencies(bus
, name
, &deps
);
1747 typesafe_qsort(deps
, strv_length(deps
), list_dependencies_compare
);
1749 STRV_FOREACH(c
, deps
) {
1750 if (strv_contains(*units
, *c
)) {
1753 r
= list_dependencies_print("...", level
+ 1, (branches
<< 1) | (c
[1] == NULL
? 0 : 1), 1);
1763 UnitActiveState active_state
= _UNIT_ACTIVE_STATE_INVALID
;
1766 (void) get_state_one_unit(bus
, *c
, &active_state
);
1768 switch (active_state
) {
1770 case UNIT_RELOADING
:
1771 case UNIT_ACTIVATING
:
1772 on
= ansi_highlight_green();
1776 case UNIT_DEACTIVATING
:
1781 on
= ansi_highlight_red();
1785 printf("%s%s%s ", on
, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
), ansi_normal());
1788 r
= list_dependencies_print(*c
, level
, branches
, c
[1] == NULL
);
1792 if (arg_all
|| unit_name_to_type(*c
) == UNIT_TARGET
) {
1793 r
= list_dependencies_one(bus
, *c
, level
+ 1, units
, (branches
<< 1) | (c
[1] == NULL
? 0 : 1));
1800 strv_remove(*units
, name
);
1805 static int list_dependencies(int argc
, char *argv
[], void *userdata
) {
1806 _cleanup_strv_free_
char **units
= NULL
, **done
= NULL
;
1807 char **u
, **patterns
;
1811 r
= acquire_bus(BUS_MANAGER
, &bus
);
1815 patterns
= strv_skip(argv
, 1);
1816 if (strv_isempty(patterns
)) {
1817 units
= strv_new(SPECIAL_DEFAULT_TARGET
);
1821 r
= expand_names(bus
, patterns
, NULL
, &units
, NULL
);
1823 return log_error_errno(r
, "Failed to expand names: %m");
1826 (void) pager_open(arg_pager_flags
);
1828 STRV_FOREACH(u
, units
) {
1833 r
= list_dependencies_one(bus
, *u
, 0, &done
, 0);
1841 struct machine_info
{
1845 char *control_group
;
1846 uint32_t n_failed_units
;
1851 static const struct bus_properties_map machine_info_property_map
[] = {
1852 { "SystemState", "s", NULL
, offsetof(struct machine_info
, state
) },
1853 { "NJobs", "u", NULL
, offsetof(struct machine_info
, n_jobs
) },
1854 { "NFailedUnits", "u", NULL
, offsetof(struct machine_info
, n_failed_units
) },
1855 { "ControlGroup", "s", NULL
, offsetof(struct machine_info
, control_group
) },
1856 { "UserspaceTimestamp", "t", NULL
, offsetof(struct machine_info
, timestamp
) },
1860 static void machine_info_clear(struct machine_info
*info
) {
1865 free(info
->control_group
);
1869 static void free_machines_list(struct machine_info
*machine_infos
, int n
) {
1875 for (i
= 0; i
< n
; i
++)
1876 machine_info_clear(&machine_infos
[i
]);
1878 free(machine_infos
);
1881 static int compare_machine_info(const struct machine_info
*a
, const struct machine_info
*b
) {
1884 r
= CMP(b
->is_host
, a
->is_host
);
1888 return strcasecmp(a
->name
, b
->name
);
1891 static int get_machine_properties(sd_bus
*bus
, struct machine_info
*mi
) {
1892 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*container
= NULL
;
1898 r
= sd_bus_open_system_machine(&container
, mi
->name
);
1905 r
= bus_map_all_properties(
1907 "org.freedesktop.systemd1",
1908 "/org/freedesktop/systemd1",
1909 machine_info_property_map
,
1920 static bool output_show_machine(const char *name
, char **patterns
) {
1921 return strv_fnmatch_or_empty(patterns
, name
, FNM_NOESCAPE
);
1924 static int get_machine_list(
1926 struct machine_info
**_machine_infos
,
1929 struct machine_info
*machine_infos
= NULL
;
1930 _cleanup_strv_free_
char **m
= NULL
;
1931 _cleanup_free_
char *hn
= NULL
;
1936 hn
= gethostname_malloc();
1940 if (output_show_machine(hn
, patterns
)) {
1941 if (!GREEDY_REALLOC0(machine_infos
, sz
, c
+1))
1944 machine_infos
[c
].is_host
= true;
1945 machine_infos
[c
].name
= TAKE_PTR(hn
);
1947 (void) get_machine_properties(bus
, &machine_infos
[c
]);
1951 r
= sd_get_machine_names(&m
);
1953 return log_error_errno(r
, "Failed to get machine list: %m");
1955 STRV_FOREACH(i
, m
) {
1956 _cleanup_free_
char *class = NULL
;
1958 if (!output_show_machine(*i
, patterns
))
1961 sd_machine_get_class(*i
, &class);
1962 if (!streq_ptr(class, "container"))
1965 if (!GREEDY_REALLOC0(machine_infos
, sz
, c
+1)) {
1966 free_machines_list(machine_infos
, c
);
1970 machine_infos
[c
].is_host
= false;
1971 machine_infos
[c
].name
= strdup(*i
);
1972 if (!machine_infos
[c
].name
) {
1973 free_machines_list(machine_infos
, c
);
1977 (void) get_machine_properties(NULL
, &machine_infos
[c
]);
1981 *_machine_infos
= machine_infos
;
1985 static int output_machines_list(struct machine_info
*machine_infos
, unsigned n
) {
1986 _cleanup_(table_unrefp
) Table
*table
= NULL
;
1987 struct machine_info
*m
;
1988 bool state_missing
= false;
1991 assert(machine_infos
|| n
== 0);
1993 table
= table_new("", "name", "state", "failed", "jobs");
1997 table_set_header(table
, !arg_no_legend
);
1999 /* Hide the 'glyph' column when --plain is requested */
2000 r
= table_hide_column_from_display(table
, 0);
2002 return log_error_errno(r
, "Failed to hide column: %m");
2005 table_set_width(table
, 0);
2007 (void) table_set_empty_string(table
, "-");
2009 for (m
= machine_infos
; m
< machine_infos
+ n
; m
++) {
2010 _cleanup_free_
char *mname
= NULL
;
2011 const char *on_state
= "", *on_failed
= "";
2012 bool circle
= false;
2014 if (streq_ptr(m
->state
, "degraded")) {
2015 on_state
= ansi_highlight_red();
2017 } else if (!streq_ptr(m
->state
, "running")) {
2018 on_state
= ansi_highlight_yellow();
2022 if (m
->n_failed_units
> 0)
2023 on_failed
= ansi_highlight_red();
2028 state_missing
= true;
2031 mname
= strjoin(strna(m
->name
), " (host)");
2033 r
= table_add_many(table
,
2034 TABLE_STRING
, circle
? special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
) : " ",
2035 TABLE_SET_COLOR
, on_state
,
2036 TABLE_STRING
, m
->is_host
? mname
: strna(m
->name
),
2037 TABLE_STRING
, strna(m
->state
),
2038 TABLE_SET_COLOR
, on_state
,
2039 TABLE_UINT32
, m
->n_failed_units
,
2040 TABLE_SET_COLOR
, on_failed
,
2041 TABLE_UINT32
, m
->n_jobs
);
2043 return table_log_add_error(r
);
2046 r
= output_table(table
);
2050 if (!arg_no_legend
) {
2052 if (state_missing
&& geteuid() != 0)
2053 printf("Notice: some information only available to privileged users was not shown.\n");
2054 printf("%u machines listed.\n", n
);
2060 static int list_machines(int argc
, char *argv
[], void *userdata
) {
2061 struct machine_info
*machine_infos
= NULL
;
2065 r
= acquire_bus(BUS_MANAGER
, &bus
);
2069 r
= get_machine_list(bus
, &machine_infos
, strv_skip(argv
, 1));
2073 (void) pager_open(arg_pager_flags
);
2075 typesafe_qsort(machine_infos
, r
, compare_machine_info
);
2076 rc
= output_machines_list(machine_infos
, r
);
2077 free_machines_list(machine_infos
, r
);
2082 static int parse_proc_cmdline_item(const char *key
, const char *value
, void *data
) {
2085 if (streq(key
, "systemd.unit")) {
2086 if (proc_cmdline_value_missing(key
, value
))
2088 if (!unit_name_is_valid(value
, UNIT_NAME_PLAIN
|UNIT_NAME_INSTANCE
))
2089 return log_warning("Unit name specified on %s= is not valid, ignoring: %s", key
, value
);
2091 return free_and_strdup_warn(ret
, key
);
2093 } else if (!value
) {
2094 if (runlevel_to_target(key
))
2095 return free_and_strdup_warn(ret
, key
);
2101 static void emit_cmdline_warning(void) {
2102 if (arg_quiet
|| arg_root
)
2103 /* don't bother checking the commandline if we're operating on a container */
2106 _cleanup_free_
char *override
= NULL
;
2109 r
= proc_cmdline_parse(parse_proc_cmdline_item
, &override
, 0);
2111 log_debug_errno(r
, "Failed to parse kernel command line, ignoring: %m");
2113 log_notice("Note: found \"%s\" on the kernel commandline, which overrides the default unit.",
2117 static int determine_default(char **ret_name
) {
2120 if (install_client_side()) {
2121 r
= unit_file_get_default(arg_scope
, arg_root
, ret_name
);
2123 return log_error_errno(r
, "Failed to get default target: %m");
2128 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2129 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2132 r
= acquire_bus(BUS_MANAGER
, &bus
);
2136 r
= bus_call_method(bus
, bus_systemd_mgr
, "GetDefaultTarget", &error
, &reply
, NULL
);
2138 return log_error_errno(r
, "Failed to get default target: %s", bus_error_message(&error
, r
));
2140 r
= sd_bus_message_read(reply
, "s", &name
);
2142 return bus_log_parse_error(r
);
2144 return free_and_strdup_warn(ret_name
, name
);
2148 static int get_default(int argc
, char *argv
[], void *userdata
) {
2149 _cleanup_free_
char *name
= NULL
;
2152 r
= determine_default(&name
);
2156 printf("%s\n", name
);
2158 emit_cmdline_warning();
2163 static int set_default(int argc
, char *argv
[], void *userdata
) {
2164 _cleanup_free_
char *unit
= NULL
;
2165 UnitFileChange
*changes
= NULL
;
2166 size_t n_changes
= 0;
2172 r
= unit_name_mangle_with_suffix(argv
[1], "set-default",
2173 arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
,
2176 return log_error_errno(r
, "Failed to mangle unit name: %m");
2178 if (install_client_side()) {
2179 r
= unit_file_set_default(arg_scope
, UNIT_FILE_FORCE
, arg_root
, unit
, &changes
, &n_changes
);
2180 unit_file_dump_changes(r
, "set default", changes
, n_changes
, arg_quiet
);
2185 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2186 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2189 polkit_agent_open_maybe();
2191 r
= acquire_bus(BUS_MANAGER
, &bus
);
2195 r
= bus_call_method(bus
, bus_systemd_mgr
, "SetDefaultTarget", &error
, &reply
, "sb", unit
, 1);
2197 return log_error_errno(r
, "Failed to set default target: %s", bus_error_message(&error
, r
));
2199 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
2203 /* Try to reload if enabled */
2205 r
= daemon_reload(argc
, argv
, userdata
);
2210 emit_cmdline_warning();
2213 _cleanup_free_
char *final
= NULL
;
2215 r
= determine_default(&final
);
2219 if (!streq(final
, unit
))
2220 log_notice("Note: \"%s\" is the default unit (possibly a runtime override).", final
);
2224 unit_file_changes_free(changes
, n_changes
);
2229 static int output_waiting_jobs(sd_bus
*bus
, Table
*table
, uint32_t id
, const char *method
, const char *prefix
) {
2230 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2231 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2232 const char *name
, *type
;
2238 r
= bus_call_method(bus
, bus_systemd_mgr
, method
, &error
, &reply
, "u", id
);
2240 return log_debug_errno(r
, "Failed to get waiting jobs for job %" PRIu32
, id
);
2242 r
= sd_bus_message_enter_container(reply
, 'a', "(usssoo)");
2244 return bus_log_parse_error(r
);
2246 while ((r
= sd_bus_message_read(reply
, "(usssoo)", &other_id
, &name
, &type
, NULL
, NULL
, NULL
)) > 0) {
2247 _cleanup_free_
char *row
= NULL
;
2250 if (asprintf(&row
, "%s %u (%s/%s)", prefix
, other_id
, name
, type
) < 0)
2253 rc
= table_add_many(table
,
2254 TABLE_STRING
, special_glyph(SPECIAL_GLYPH_TREE_RIGHT
),
2259 return table_log_add_error(r
);
2263 return bus_log_parse_error(r
);
2265 r
= sd_bus_message_exit_container(reply
);
2267 return bus_log_parse_error(r
);
2274 const char *name
, *type
, *state
;
2277 static int output_jobs_list(sd_bus
*bus
, const struct job_info
* jobs
, unsigned n
, bool skipped
) {
2278 _cleanup_(table_unrefp
) Table
*table
= NULL
;
2279 const struct job_info
*j
;
2280 const char *on
, *off
;
2283 assert(n
== 0 || jobs
);
2286 if (!arg_no_legend
) {
2287 on
= ansi_highlight_green();
2288 off
= ansi_normal();
2290 printf("%sNo jobs %s.%s\n", on
, skipped
? "listed" : "running", off
);
2295 (void) pager_open(arg_pager_flags
);
2297 table
= table_new("job", "unit", "type", "state");
2301 table_set_header(table
, !arg_no_legend
);
2303 table_set_width(table
, 0);
2305 (void) table_set_empty_string(table
, "-");
2307 for (j
= jobs
; j
< jobs
+ n
; j
++) {
2308 if (streq(j
->state
, "running"))
2309 on
= ansi_highlight();
2313 r
= table_add_many(table
,
2315 TABLE_STRING
, j
->name
,
2316 TABLE_SET_COLOR
, on
,
2317 TABLE_STRING
, j
->type
,
2318 TABLE_STRING
, j
->state
,
2319 TABLE_SET_COLOR
, on
);
2321 return table_log_add_error(r
);
2324 output_waiting_jobs(bus
, table
, j
->id
, "GetJobAfter", "\twaiting for job");
2325 if (arg_jobs_before
)
2326 output_waiting_jobs(bus
, table
, j
->id
, "GetJobBefore", "\tblocking job");
2329 r
= table_print(table
, NULL
);
2331 return log_error_errno(r
, "Failed to print the table: %m");
2333 if (!arg_no_legend
) {
2334 on
= ansi_highlight();
2335 off
= ansi_normal();
2337 printf("\n%s%u jobs listed%s.\n", on
, n
, off
);
2343 static bool output_show_job(struct job_info
*job
, char **patterns
) {
2344 return strv_fnmatch_or_empty(patterns
, job
->name
, FNM_NOESCAPE
);
2347 static int list_jobs(int argc
, char *argv
[], void *userdata
) {
2348 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2349 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2350 _cleanup_free_
struct job_info
*jobs
= NULL
;
2351 const char *name
, *type
, *state
;
2352 bool skipped
= false;
2359 r
= acquire_bus(BUS_MANAGER
, &bus
);
2363 r
= bus_call_method(bus
, bus_systemd_mgr
, "ListJobs", &error
, &reply
, NULL
);
2365 return log_error_errno(r
, "Failed to list jobs: %s", bus_error_message(&error
, r
));
2367 r
= sd_bus_message_enter_container(reply
, 'a', "(usssoo)");
2369 return bus_log_parse_error(r
);
2371 while ((r
= sd_bus_message_read(reply
, "(usssoo)", &id
, &name
, &type
, &state
, NULL
, NULL
)) > 0) {
2372 struct job_info job
= { id
, name
, type
, state
};
2374 if (!output_show_job(&job
, strv_skip(argv
, 1))) {
2379 if (!GREEDY_REALLOC(jobs
, size
, c
+ 1))
2385 return bus_log_parse_error(r
);
2387 r
= sd_bus_message_exit_container(reply
);
2389 return bus_log_parse_error(r
);
2391 (void) pager_open(arg_pager_flags
);
2393 return output_jobs_list(bus
, jobs
, c
, skipped
);
2396 static int cancel_job(int argc
, char *argv
[], void *userdata
) {
2402 return trivial_method(argc
, argv
, userdata
);
2404 r
= acquire_bus(BUS_MANAGER
, &bus
);
2408 polkit_agent_open_maybe();
2410 STRV_FOREACH(name
, strv_skip(argv
, 1)) {
2411 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2415 q
= safe_atou32(*name
, &id
);
2417 return log_error_errno(q
, "Failed to parse job id \"%s\": %m", *name
);
2419 q
= bus_call_method(bus
, bus_systemd_mgr
, "CancelJob", &error
, NULL
, "u", id
);
2421 log_error_errno(q
, "Failed to cancel job %"PRIu32
": %s", id
, bus_error_message(&error
, q
));
2430 static int need_daemon_reload(sd_bus
*bus
, const char *unit
) {
2431 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2435 /* We ignore all errors here, since this is used to show a
2438 /* We don't use unit_dbus_path_from_name() directly since we
2439 * don't want to load the unit if it isn't loaded. */
2441 r
= bus_call_method(bus
, bus_systemd_mgr
, "GetUnit", NULL
, &reply
, "s", unit
);
2445 r
= sd_bus_message_read(reply
, "o", &path
);
2449 r
= sd_bus_get_property_trivial(
2451 "org.freedesktop.systemd1",
2453 "org.freedesktop.systemd1.Unit",
2463 static void warn_unit_file_changed(const char *name
) {
2466 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.",
2467 ansi_highlight_red(),
2470 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user");
2473 static int unit_file_find_path(LookupPaths
*lp
, const char *unit_name
, char **ret_unit_path
) {
2479 STRV_FOREACH(p
, lp
->search_path
) {
2480 _cleanup_free_
char *path
= NULL
, *lpath
= NULL
;
2483 path
= path_join(*p
, unit_name
);
2487 r
= chase_symlinks(path
, arg_root
, 0, &lpath
, NULL
);
2493 return log_error_errno(r
, "Failed to access path \"%s\": %m", path
);
2496 *ret_unit_path
= TAKE_PTR(lpath
);
2502 *ret_unit_path
= NULL
;
2507 static int unit_find_template_path(
2508 const char *unit_name
,
2510 char **ret_fragment_path
,
2511 char **ret_template
) {
2513 _cleanup_free_
char *t
= NULL
, *f
= NULL
;
2516 /* Returns 1 if a fragment was found, 0 if not found, negative on error. */
2518 r
= unit_file_find_path(lp
, unit_name
, &f
);
2522 if (ret_fragment_path
)
2523 *ret_fragment_path
= TAKE_PTR(f
);
2525 *ret_template
= NULL
;
2526 return r
; /* found a real unit */
2529 r
= unit_name_template(unit_name
, &t
);
2531 if (ret_fragment_path
)
2532 *ret_fragment_path
= NULL
;
2534 *ret_template
= NULL
;
2536 return 0; /* not a template, does not exist */
2539 return log_error_errno(r
, "Failed to determine template name: %m");
2541 r
= unit_file_find_path(lp
, t
, ret_fragment_path
);
2546 *ret_template
= r
> 0 ? TAKE_PTR(t
) : NULL
;
2551 static int unit_find_paths(
2553 const char *unit_name
,
2555 bool force_client_side
,
2556 char **ret_fragment_path
,
2557 char ***ret_dropin_paths
) {
2559 _cleanup_strv_free_
char **dropins
= NULL
;
2560 _cleanup_free_
char *path
= NULL
;
2564 * Finds where the unit is defined on disk. Returns 0 if the unit is not found. Returns 1 if it is
2566 * - the path to the unit in *ret_frament_path, if it exists on disk,
2567 * - and a strv of existing drop-ins in *ret_dropin_paths, if the arg is not NULL and any dropins
2570 * Returns -ERFKILL if the unit is masked, and -EKEYREJECTED if the unit file could not be loaded for
2571 * some reason (the latter only applies if we are going through the service manager).
2575 assert(ret_fragment_path
);
2578 /* Go via the bus to acquire the path, unless we are explicitly told not to, or when the unit name is a template */
2579 if (!force_client_side
&&
2580 !install_client_side() &&
2581 !unit_name_is_valid(unit_name
, UNIT_NAME_TEMPLATE
)) {
2582 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2583 _cleanup_free_
char *load_state
= NULL
, *dbus_path
= NULL
;
2585 dbus_path
= unit_dbus_path_from_name(unit_name
);
2589 r
= sd_bus_get_property_string(
2591 "org.freedesktop.systemd1",
2593 "org.freedesktop.systemd1.Unit",
2598 return log_error_errno(r
, "Failed to get LoadState: %s", bus_error_message(&error
, r
));
2600 if (streq(load_state
, "masked"))
2602 if (streq(load_state
, "not-found")) {
2606 if (!STR_IN_SET(load_state
, "loaded", "bad-setting"))
2607 return -EKEYREJECTED
;
2609 r
= sd_bus_get_property_string(
2611 "org.freedesktop.systemd1",
2613 "org.freedesktop.systemd1.Unit",
2618 return log_error_errno(r
, "Failed to get FragmentPath: %s", bus_error_message(&error
, r
));
2620 if (ret_dropin_paths
) {
2621 r
= sd_bus_get_property_strv(
2623 "org.freedesktop.systemd1",
2625 "org.freedesktop.systemd1.Unit",
2630 return log_error_errno(r
, "Failed to get DropInPaths: %s", bus_error_message(&error
, r
));
2634 _cleanup_set_free_free_ Set
*names
= NULL
;
2636 if (!cached_name_map
) {
2637 r
= unit_file_build_name_map(lp
, NULL
, &cached_id_map
, &cached_name_map
, NULL
);
2642 r
= unit_file_find_fragment(cached_id_map
, cached_name_map
, unit_name
, &_path
, &names
);
2647 path
= strdup(_path
);
2652 if (ret_dropin_paths
) {
2653 r
= unit_file_find_dropin_paths(arg_root
, lp
->search_path
, NULL
,
2655 NULL
, names
, &dropins
);
2661 if (isempty(path
)) {
2662 *ret_fragment_path
= NULL
;
2665 *ret_fragment_path
= TAKE_PTR(path
);
2669 if (ret_dropin_paths
) {
2670 if (!strv_isempty(dropins
)) {
2671 *ret_dropin_paths
= TAKE_PTR(dropins
);
2674 *ret_dropin_paths
= NULL
;
2678 if (r
== 0 && !arg_force
)
2679 log_error("No files found for %s.", unit_name
);
2684 static int get_state_one_unit(sd_bus
*bus
, const char *name
, UnitActiveState
*active_state
) {
2685 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2686 _cleanup_free_
char *buf
= NULL
, *dbus_path
= NULL
;
2687 UnitActiveState state
;
2691 assert(active_state
);
2693 dbus_path
= unit_dbus_path_from_name(name
);
2697 r
= sd_bus_get_property_string(
2699 "org.freedesktop.systemd1",
2701 "org.freedesktop.systemd1.Unit",
2706 return log_error_errno(r
, "Failed to retrieve unit state: %s", bus_error_message(&error
, r
));
2708 state
= unit_active_state_from_string(buf
);
2710 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Invalid unit state '%s' for: %s", buf
, name
);
2712 *active_state
= state
;
2716 static int unit_is_masked(sd_bus
*bus
, LookupPaths
*lp
, const char *name
) {
2717 _cleanup_free_
char *load_state
= NULL
;
2720 if (unit_name_is_valid(name
, UNIT_NAME_TEMPLATE
)) {
2721 _cleanup_free_
char *path
= NULL
;
2723 /* A template cannot be loaded, but it can be still masked, so
2724 * we need to use a different method. */
2726 r
= unit_file_find_path(lp
, name
, &path
);
2731 return null_or_empty_path(path
);
2734 r
= unit_load_state(bus
, name
, &load_state
);
2738 return streq(load_state
, "masked");
2741 static int check_triggering_units(sd_bus
*bus
, const char *name
) {
2742 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
2743 _cleanup_free_
char *n
= NULL
, *dbus_path
= NULL
, *load_state
= NULL
;
2744 _cleanup_strv_free_
char **triggered_by
= NULL
;
2745 bool print_warning_label
= true;
2746 UnitActiveState active_state
;
2750 r
= unit_name_mangle(name
, 0, &n
);
2752 return log_error_errno(r
, "Failed to mangle unit name: %m");
2754 r
= unit_load_state(bus
, name
, &load_state
);
2758 if (streq(load_state
, "masked"))
2761 dbus_path
= unit_dbus_path_from_name(n
);
2765 r
= sd_bus_get_property_strv(
2767 "org.freedesktop.systemd1",
2769 "org.freedesktop.systemd1.Unit",
2774 return log_error_errno(r
, "Failed to get triggered by array of %s: %s", n
, bus_error_message(&error
, r
));
2776 STRV_FOREACH(i
, triggered_by
) {
2777 r
= get_state_one_unit(bus
, *i
, &active_state
);
2781 if (!IN_SET(active_state
, UNIT_ACTIVE
, UNIT_RELOADING
))
2784 if (print_warning_label
) {
2785 log_warning("Warning: Stopping %s, but it can still be activated by:", n
);
2786 print_warning_label
= false;
2789 log_warning(" %s", *i
);
2795 static const struct {
2796 const char *verb
; /* systemctl verb */
2797 const char *method
; /* Name of the specific D-Bus method */
2798 const char *job_type
; /* Job type when passing to the generic EnqueueUnitJob() method */
2799 } unit_actions
[] = {
2800 { "start", "StartUnit", "start" },
2801 { "stop", "StopUnit", "stop" },
2802 { "condstop", "StopUnit", "stop" }, /* legacy alias */
2803 { "reload", "ReloadUnit", "reload" },
2804 { "restart", "RestartUnit", "restart" },
2805 { "try-restart", "TryRestartUnit", "try-restart" },
2806 { "condrestart", "TryRestartUnit", "try-restart" }, /* legacy alias */
2807 { "reload-or-restart", "ReloadOrRestartUnit", "reload-or-restart" },
2808 { "try-reload-or-restart", "ReloadOrTryRestartUnit", "reload-or-try-restart" },
2809 { "reload-or-try-restart", "ReloadOrTryRestartUnit", "reload-or-try-restart" }, /* legacy alias */
2810 { "condreload", "ReloadOrTryRestartUnit", "reload-or-try-restart" }, /* legacy alias */
2811 { "force-reload", "ReloadOrTryRestartUnit", "reload-or-try-restart" }, /* legacy alias */
2814 static const char *verb_to_method(const char *verb
) {
2817 for (i
= 0; i
< ELEMENTSOF(unit_actions
); i
++)
2818 if (streq_ptr(unit_actions
[i
].verb
, verb
))
2819 return unit_actions
[i
].method
;
2824 static const char *verb_to_job_type(const char *verb
) {
2827 for (i
= 0; i
< ELEMENTSOF(unit_actions
); i
++)
2828 if (streq_ptr(unit_actions
[i
].verb
, verb
))
2829 return unit_actions
[i
].job_type
;
2834 static int start_unit_one(
2836 const char *method
, /* When using classic per-job bus methods */
2837 const char *job_type
, /* When using new-style EnqueueUnitJob() */
2840 sd_bus_error
*error
,
2842 BusWaitForUnits
*wu
) {
2844 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2854 log_debug("%s dbus call org.freedesktop.systemd1.Manager %s(%s, %s)",
2855 arg_dry_run
? "Would execute" : "Executing",
2856 method
, name
, mode
);
2861 if (arg_show_transaction
) {
2862 _cleanup_(sd_bus_error_free
) sd_bus_error enqueue_error
= SD_BUS_ERROR_NULL
;
2864 /* Use the new, fancy EnqueueUnitJob() API if the user wants us to print the transaction */
2865 r
= bus_call_method(
2872 name
, job_type
, mode
);
2874 if (!sd_bus_error_has_name(&enqueue_error
, SD_BUS_ERROR_UNKNOWN_METHOD
)) {
2875 (void) sd_bus_error_move(error
, &enqueue_error
);
2879 /* Hmm, the API is not yet available. Let's use the classic API instead (see below). */
2880 log_notice("--show-transaction not supported by this service manager, proceeding without.");
2885 r
= sd_bus_message_read(reply
, "uosos", &id
, &path
, &u
, NULL
, &jt
);
2887 return bus_log_parse_error(r
);
2889 log_info("Enqueued anchor job %" PRIu32
" %s/%s.", id
, u
, jt
);
2891 r
= sd_bus_message_enter_container(reply
, 'a', "(uosos)");
2893 return bus_log_parse_error(r
);
2895 r
= sd_bus_message_read(reply
, "(uosos)", &id
, NULL
, &u
, NULL
, &jt
);
2897 return bus_log_parse_error(r
);
2901 log_info("Enqueued auxiliary job %" PRIu32
" %s/%s.", id
, u
, jt
);
2904 r
= sd_bus_message_exit_container(reply
);
2906 return bus_log_parse_error(r
);
2913 r
= bus_call_method(bus
, bus_systemd_mgr
, method
, error
, &reply
, "ss", name
, mode
);
2917 r
= sd_bus_message_read(reply
, "o", &path
);
2919 return bus_log_parse_error(r
);
2922 if (need_daemon_reload(bus
, name
) > 0)
2923 warn_unit_file_changed(name
);
2926 log_debug("Adding %s to the set", path
);
2927 r
= bus_wait_for_jobs_add(w
, path
);
2929 return log_error_errno(r
, "Failed to watch job for %s: %m", name
);
2933 r
= bus_wait_for_units_add_unit(wu
, name
, BUS_WAIT_FOR_INACTIVE
|BUS_WAIT_NO_JOB
, NULL
, NULL
);
2935 return log_error_errno(r
, "Failed to watch unit %s: %m", name
);
2941 /* There's always a fallback possible for legacy actions. */
2942 if (arg_action
!= ACTION_SYSTEMCTL
)
2945 log_error_errno(r
, "Failed to %s %s: %s", job_type
, name
, bus_error_message(error
, r
));
2947 if (!sd_bus_error_has_name(error
, BUS_ERROR_NO_SUCH_UNIT
) &&
2948 !sd_bus_error_has_name(error
, BUS_ERROR_UNIT_MASKED
) &&
2949 !sd_bus_error_has_name(error
, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE
))
2950 log_error("See %s logs and 'systemctl%s status%s %s' for details.",
2951 arg_scope
== UNIT_FILE_SYSTEM
? "system" : "user",
2952 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user",
2953 name
[0] == '-' ? " --" : "",
2959 static const struct {
2963 } action_table
[_ACTION_MAX
] = {
2964 [ACTION_HALT
] = { SPECIAL_HALT_TARGET
, "halt", "replace-irreversibly" },
2965 [ACTION_POWEROFF
] = { SPECIAL_POWEROFF_TARGET
, "poweroff", "replace-irreversibly" },
2966 [ACTION_REBOOT
] = { SPECIAL_REBOOT_TARGET
, "reboot", "replace-irreversibly" },
2967 [ACTION_KEXEC
] = { SPECIAL_KEXEC_TARGET
, "kexec", "replace-irreversibly" },
2968 [ACTION_RUNLEVEL2
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
2969 [ACTION_RUNLEVEL3
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
2970 [ACTION_RUNLEVEL4
] = { SPECIAL_MULTI_USER_TARGET
, NULL
, "isolate" },
2971 [ACTION_RUNLEVEL5
] = { SPECIAL_GRAPHICAL_TARGET
, NULL
, "isolate" },
2972 [ACTION_RESCUE
] = { SPECIAL_RESCUE_TARGET
, "rescue", "isolate" },
2973 [ACTION_EMERGENCY
] = { SPECIAL_EMERGENCY_TARGET
, "emergency", "isolate" },
2974 [ACTION_DEFAULT
] = { SPECIAL_DEFAULT_TARGET
, "default", "isolate" },
2975 [ACTION_EXIT
] = { SPECIAL_EXIT_TARGET
, "exit", "replace-irreversibly" },
2976 [ACTION_SUSPEND
] = { SPECIAL_SUSPEND_TARGET
, "suspend", "replace-irreversibly" },
2977 [ACTION_HIBERNATE
] = { SPECIAL_HIBERNATE_TARGET
, "hibernate", "replace-irreversibly" },
2978 [ACTION_HYBRID_SLEEP
] = { SPECIAL_HYBRID_SLEEP_TARGET
, "hybrid-sleep", "replace-irreversibly" },
2979 [ACTION_SUSPEND_THEN_HIBERNATE
] = { SPECIAL_SUSPEND_THEN_HIBERNATE_TARGET
, "suspend-then-hibernate", "replace-irreversibly" },
2982 static enum action
verb_to_action(const char *verb
) {
2985 for (i
= 0; i
< _ACTION_MAX
; i
++)
2986 if (streq_ptr(action_table
[i
].verb
, verb
))
2989 return _ACTION_INVALID
;
2992 static const char** make_extra_args(const char *extra_args
[static 4]) {
2997 if (arg_scope
!= UNIT_FILE_SYSTEM
)
2998 extra_args
[n
++] = "--user";
3000 if (arg_transport
== BUS_TRANSPORT_REMOTE
) {
3001 extra_args
[n
++] = "-H";
3002 extra_args
[n
++] = arg_host
;
3003 } else if (arg_transport
== BUS_TRANSPORT_MACHINE
) {
3004 extra_args
[n
++] = "-M";
3005 extra_args
[n
++] = arg_host
;
3007 assert(arg_transport
== BUS_TRANSPORT_LOCAL
);
3009 extra_args
[n
] = NULL
;
3013 static int start_unit(int argc
, char *argv
[], void *userdata
) {
3014 _cleanup_(bus_wait_for_units_freep
) BusWaitForUnits
*wu
= NULL
;
3015 _cleanup_(bus_wait_for_jobs_freep
) BusWaitForJobs
*w
= NULL
;
3016 const char *method
, *job_type
, *mode
, *one_name
, *suffix
= NULL
;
3017 _cleanup_free_
char **stopped_units
= NULL
; /* Do not use _cleanup_strv_free_ */
3018 _cleanup_strv_free_
char **names
= NULL
;
3019 int r
, ret
= EXIT_SUCCESS
;
3023 if (arg_wait
&& !STR_IN_SET(argv
[0], "start", "restart"))
3024 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
3025 "--wait may only be used with the 'start' or 'restart' commands.");
3027 /* we cannot do sender tracking on the private bus, so we need the full
3028 * one for RefUnit to implement --wait */
3029 r
= acquire_bus(arg_wait
? BUS_FULL
: BUS_MANAGER
, &bus
);
3033 ask_password_agent_open_maybe();
3034 polkit_agent_open_maybe();
3036 if (arg_action
== ACTION_SYSTEMCTL
) {
3039 action
= verb_to_action(argv
[0]);
3041 if (action
!= _ACTION_INVALID
) {
3042 /* A command in style "systemctl reboot", "systemctl poweroff", … */
3043 method
= "StartUnit";
3045 mode
= action_table
[action
].mode
;
3046 one_name
= action_table
[action
].target
;
3048 if (streq(argv
[0], "isolate")) {
3049 /* A "systemctl isolate <unit1> <unit2> …" command */
3050 method
= "StartUnit";
3055 /* A command in style of "systemctl start <unit1> <unit2> …", "sysemctl stop <unit1> <unit2> …" and so on */
3056 method
= verb_to_method(argv
[0]);
3057 job_type
= verb_to_job_type(argv
[0]);
3058 mode
= arg_job_mode
;
3063 /* A SysV legacy command such as "halt", "reboot", "poweroff", … */
3064 assert(arg_action
>= 0 && arg_action
< _ACTION_MAX
);
3065 assert(action_table
[arg_action
].target
);
3066 assert(action_table
[arg_action
].mode
);
3068 method
= "StartUnit";
3070 mode
= action_table
[arg_action
].mode
;
3071 one_name
= action_table
[arg_action
].target
;
3075 names
= strv_new(one_name
);
3081 r
= expand_names(bus
, strv_skip(argv
, 1), suffix
, &names
, &expanded
);
3083 return log_error_errno(r
, "Failed to expand names: %m");
3085 if (!arg_all
&& expanded
&& streq(job_type
, "start") && !arg_quiet
) {
3086 log_warning("Warning: %ssystemctl start called with a glob pattern.%s",
3087 ansi_highlight_red(),
3089 log_notice("Hint: unit globs expand to loaded units, so start will usually have no effect.\n"
3090 " Passing --all will also load units which are pulled in by other units.\n"
3091 " See systemctl(1) for more details.");
3095 if (!arg_no_block
) {
3096 r
= bus_wait_for_jobs_new(bus
, &w
);
3098 return log_error_errno(r
, "Could not watch jobs: %m");
3102 r
= bus_call_method_async(bus
, NULL
, bus_systemd_mgr
, "Subscribe", NULL
, NULL
, NULL
);
3104 return log_error_errno(r
, "Failed to enable subscription: %m");
3106 r
= bus_wait_for_units_new(bus
, &wu
);
3108 return log_error_errno(r
, "Failed to allocate unit watch context: %m");
3111 STRV_FOREACH(name
, names
) {
3112 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3114 r
= start_unit_one(bus
, method
, job_type
, *name
, mode
, &error
, w
, wu
);
3115 if (ret
== EXIT_SUCCESS
&& r
< 0)
3116 ret
= translate_bus_error_to_exit_status(r
, &error
);
3118 if (r
>= 0 && streq(method
, "StopUnit")) {
3119 r
= strv_push(&stopped_units
, *name
);
3125 if (!arg_no_block
) {
3126 const char* extra_args
[4];
3128 r
= bus_wait_for_jobs(w
, arg_quiet
, make_extra_args(extra_args
));
3132 /* When stopping units, warn if they can still be triggered by
3133 * another active unit (socket, path, timer) */
3135 STRV_FOREACH(name
, stopped_units
)
3136 (void) check_triggering_units(bus
, *name
);
3140 r
= bus_wait_for_units_run(wu
);
3142 return log_error_errno(r
, "Failed to wait for units: %m");
3143 if (r
== BUS_WAIT_FAILURE
&& ret
== EXIT_SUCCESS
)
3151 static int logind_set_wall_message(void) {
3152 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3154 _cleanup_free_
char *m
= NULL
;
3157 r
= acquire_bus(BUS_FULL
, &bus
);
3161 m
= strv_join(arg_wall
, " ");
3165 log_debug("%s wall message \"%s\".", arg_dry_run
? "Would set" : "Setting", m
);
3169 r
= bus_call_method(bus
, bus_login_mgr
, "SetWallMessage", &error
, NULL
, "sb", m
, !arg_no_wall
);
3171 return log_warning_errno(r
, "Failed to set wall message, ignoring: %s", bus_error_message(&error
, r
));
3176 /* Ask systemd-logind, which might grant access to unprivileged users through polkit */
3177 static int logind_reboot(enum action a
) {
3179 static const struct {
3181 const char *description
;
3182 } actions
[_ACTION_MAX
] = {
3183 [ACTION_POWEROFF
] = { "PowerOff", "power off system" },
3184 [ACTION_REBOOT
] = { "Reboot", "reboot system" },
3185 [ACTION_HALT
] = { "Halt", "halt system" },
3186 [ACTION_SUSPEND
] = { "Suspend", "suspend system" },
3187 [ACTION_HIBERNATE
] = { "Hibernate", "hibernate system" },
3188 [ACTION_HYBRID_SLEEP
] = { "HybridSleep", "put system into hybrid sleep" },
3189 [ACTION_SUSPEND_THEN_HIBERNATE
] = { "SuspendThenHibernate", "suspend system, hibernate later" },
3192 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3196 if (a
< 0 || a
>= _ACTION_MAX
|| !actions
[a
].method
)
3199 r
= acquire_bus(BUS_FULL
, &bus
);
3203 polkit_agent_open_maybe();
3204 (void) logind_set_wall_message();
3206 log_debug("%s org.freedesktop.login1.Manager %s dbus call.", arg_dry_run
? "Would execute" : "Executing", actions
[a
].method
);
3211 r
= bus_call_method(bus
, bus_login_mgr
, actions
[a
].method
, &error
, NULL
, "b", arg_ask_password
);
3213 return log_error_errno(r
, "Failed to %s via logind: %s", actions
[a
].description
, bus_error_message(&error
, r
));
3221 static int logind_check_inhibitors(enum action a
) {
3223 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
3224 _cleanup_strv_free_
char **sessions
= NULL
;
3225 const char *what
, *who
, *why
, *mode
;
3232 if (arg_ignore_inhibitors
|| arg_force
> 0)
3244 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
3247 r
= acquire_bus(BUS_FULL
, &bus
);
3251 r
= bus_call_method(bus
, bus_login_mgr
, "ListInhibitors", NULL
, &reply
, NULL
);
3253 /* If logind is not around, then there are no inhibitors... */
3256 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ssssuu)");
3258 return bus_log_parse_error(r
);
3260 while ((r
= sd_bus_message_read(reply
, "(ssssuu)", &what
, &who
, &why
, &mode
, &uid
, &pid
)) > 0) {
3261 _cleanup_free_
char *comm
= NULL
, *user
= NULL
;
3262 _cleanup_strv_free_
char **sv
= NULL
;
3264 if (!streq(mode
, "block"))
3267 sv
= strv_split(what
, ":");
3271 if (!pid_is_valid((pid_t
) pid
))
3272 return log_error_errno(SYNTHETIC_ERRNO(ERANGE
), "Invalid PID "PID_FMT
".", (pid_t
) pid
);
3274 if (!strv_contains(sv
,
3279 ACTION_KEXEC
) ? "shutdown" : "sleep"))
3282 get_process_comm(pid
, &comm
);
3283 user
= uid_to_name(uid
);
3285 log_warning("Operation inhibited by \"%s\" (PID "PID_FMT
" \"%s\", user %s), reason is \"%s\".",
3286 who
, (pid_t
) pid
, strna(comm
), strna(user
), why
);
3291 return bus_log_parse_error(r
);
3293 r
= sd_bus_message_exit_container(reply
);
3295 return bus_log_parse_error(r
);
3297 /* Check for current sessions */
3298 sd_get_sessions(&sessions
);
3299 STRV_FOREACH(s
, sessions
) {
3300 _cleanup_free_
char *type
= NULL
, *tty
= NULL
, *seat
= NULL
, *user
= NULL
, *service
= NULL
, *class = NULL
;
3302 if (sd_session_get_uid(*s
, &uid
) < 0 || uid
== getuid())
3305 if (sd_session_get_class(*s
, &class) < 0 || !streq(class, "user"))
3308 if (sd_session_get_type(*s
, &type
) < 0 || !STR_IN_SET(type
, "x11", "wayland", "tty", "mir"))
3311 sd_session_get_tty(*s
, &tty
);
3312 sd_session_get_seat(*s
, &seat
);
3313 sd_session_get_service(*s
, &service
);
3314 user
= uid_to_name(uid
);
3316 log_warning("User %s is logged in on %s.", strna(user
), isempty(tty
) ? (isempty(seat
) ? strna(service
) : seat
) : tty
);
3323 log_error("Please retry operation after closing inhibitors and logging out other users.\nAlternatively, ignore inhibitors and users with 'systemctl %s -i'.",
3324 action_table
[a
].verb
);
3332 static int prepare_firmware_setup(void) {
3334 if (!arg_firmware_setup
)
3338 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3342 r
= acquire_bus(BUS_FULL
, &bus
);
3346 r
= bus_call_method(bus
, bus_login_mgr
, "SetRebootToFirmwareSetup", &error
, NULL
, "b", true);
3348 return log_error_errno(r
, "Cannot indicate to EFI to boot into setup mode: %s", bus_error_message(&error
, r
));
3352 return log_error_errno(SYNTHETIC_ERRNO(ENOSYS
),
3353 "Booting into firmware setup not supported.");
3357 static int prepare_boot_loader_menu(void) {
3359 if (arg_boot_loader_menu
== USEC_INFINITY
)
3363 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3367 r
= acquire_bus(BUS_FULL
, &bus
);
3371 r
= bus_call_method(bus
, bus_login_mgr
, "SetRebootToBootLoaderMenu", &error
, NULL
, "t", arg_boot_loader_menu
);
3373 return log_error_errno(r
, "Cannot indicate to boot loader to enter boot loader entry menu: %s", bus_error_message(&error
, r
));
3377 return log_error_errno(SYNTHETIC_ERRNO(ENOSYS
),
3378 "Booting into boot loader menu not supported.");
3382 static int prepare_boot_loader_entry(void) {
3384 if (!arg_boot_loader_entry
)
3388 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3392 r
= acquire_bus(BUS_FULL
, &bus
);
3396 r
= bus_call_method(bus
, bus_login_mgr
, "SetRebootToBootLoaderEntry", &error
, NULL
, "s", arg_boot_loader_entry
);
3398 return log_error_errno(r
, "Cannot set boot into loader entry '%s': %s", arg_boot_loader_entry
, bus_error_message(&error
, r
));
3402 return log_error_errno(SYNTHETIC_ERRNO(ENOSYS
),
3403 "Booting into boot loader entry not supported.");
3407 static int load_kexec_kernel(void) {
3408 _cleanup_(boot_config_free
) BootConfig config
= {};
3409 _cleanup_free_
char *kernel
= NULL
, *initrd
= NULL
, *options
= NULL
;
3414 if (kexec_loaded()) {
3415 log_debug("Kexec kernel already loaded.");
3419 if (access(KEXEC
, X_OK
) < 0)
3420 return log_error_errno(errno
, KEXEC
" is not available: %m");
3422 r
= boot_entries_load_config_auto(NULL
, NULL
, &config
);
3424 /* The call doesn't log about ENOKEY, let's do so here. */
3425 return log_error_errno(r
,
3426 "No kexec kernel loaded and autodetection failed.\n%s",
3428 ? "Cannot automatically load kernel: ESP partition mount point not found."
3429 : "Automatic loading works only on systems booted with EFI.");
3433 e
= boot_config_default_entry(&config
);
3435 return log_error_errno(SYNTHETIC_ERRNO(ENOENT
),
3436 "No boot loader entry suitable as default, refusing to guess.");
3438 log_debug("Found default boot loader entry in file \"%s\"", e
->path
);
3441 return log_error_errno(SYNTHETIC_ERRNO(EOPNOTSUPP
),
3442 "Boot entry does not refer to Linux kernel, which is not supported currently.");
3443 if (strv_length(e
->initrd
) > 1)
3444 return log_error_errno(SYNTHETIC_ERRNO(EOPNOTSUPP
),
3445 "Boot entry specifies multiple initrds, which is not supported currently.");
3447 kernel
= path_join(e
->root
, e
->kernel
);
3451 if (!strv_isempty(e
->initrd
)) {
3452 initrd
= path_join(e
->root
, e
->initrd
[0]);
3457 options
= strv_join(e
->options
, " ");
3461 log_full(arg_quiet
? LOG_DEBUG
: LOG_INFO
,
3462 "%s "KEXEC
" --load \"%s\" --append \"%s\"%s%s%s",
3463 arg_dry_run
? "Would run" : "Running",
3466 initrd
? " --initrd \"" : NULL
, strempty(initrd
), initrd
? "\"" : "");
3470 r
= safe_fork("(kexec)", FORK_WAIT
|FORK_RESET_SIGNALS
|FORK_DEATHSIG
|FORK_RLIMIT_NOFILE_SAFE
|FORK_LOG
, &pid
);
3474 const char* const args
[] = {
3477 "--append", options
,
3478 initrd
? "--initrd" : NULL
, initrd
,
3483 execv(args
[0], (char * const *) args
);
3484 _exit(EXIT_FAILURE
);
3490 static int set_exit_code(uint8_t code
) {
3491 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3495 r
= acquire_bus(BUS_MANAGER
, &bus
);
3499 r
= bus_call_method(bus
, bus_systemd_mgr
, "SetExitCode", &error
, NULL
, "y", code
);
3501 return log_error_errno(r
, "Failed to set exit code: %s", bus_error_message(&error
, r
));
3506 static int start_special(int argc
, char *argv
[], void *userdata
) {
3509 bool termination_action
; /* an action that terminates the manager,
3510 * can be performed also by signal. */
3514 a
= verb_to_action(argv
[0]);
3516 r
= logind_check_inhibitors(a
);
3520 if (arg_force
>= 2) {
3526 r
= prepare_firmware_setup();
3530 r
= prepare_boot_loader_menu();
3534 r
= prepare_boot_loader_entry();
3538 if (a
== ACTION_REBOOT
) {
3539 const char *arg
= NULL
;
3542 if (arg_reboot_argument
)
3543 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Both --reboot-argument= and positional argument passed to reboot command, refusing.");
3545 log_notice("Positional argument to reboot command is deprecated, please use --reboot-argument= instead. Accepting anyway.");
3548 arg
= arg_reboot_argument
;
3551 r
= update_reboot_parameter_and_warn(arg
, false);
3556 } else if (a
== ACTION_KEXEC
) {
3557 r
= load_kexec_kernel();
3558 if (r
< 0 && arg_force
>= 1)
3559 log_notice("Failed to load kexec kernel, continuing without.");
3563 } else if (a
== ACTION_EXIT
&& argc
> 1) {
3566 /* If the exit code is not given on the command line,
3567 * don't reset it to zero: just keep it as it might
3568 * have been set previously. */
3570 r
= safe_atou8(argv
[1], &code
);
3572 return log_error_errno(r
, "Invalid exit code.");
3574 r
= set_exit_code(code
);
3579 termination_action
= IN_SET(a
,
3583 if (termination_action
&& arg_force
>= 2)
3586 if (arg_force
>= 1 &&
3587 (termination_action
|| IN_SET(a
, ACTION_KEXEC
, ACTION_EXIT
)))
3588 r
= trivial_method(argc
, argv
, userdata
);
3590 /* First try logind, to allow authentication with polkit */
3597 ACTION_HYBRID_SLEEP
,
3598 ACTION_SUSPEND_THEN_HIBERNATE
)) {
3600 r
= logind_reboot(a
);
3603 if (IN_SET(r
, -EOPNOTSUPP
, -EINPROGRESS
))
3604 /* requested operation is not supported or already in progress */
3607 /* On all other errors, try low-level operation. In order to minimize the difference between
3608 * operation with and without logind, we explicitly enable non-blocking mode for this, as
3609 * logind's shutdown operations are always non-blocking. */
3611 arg_no_block
= true;
3613 } else if (IN_SET(a
, ACTION_EXIT
, ACTION_KEXEC
))
3614 /* Since exit/kexec are so close in behaviour to power-off/reboot, let's also make them
3615 * asynchronous, in order to not confuse the user needlessly with unexpected behaviour. */
3616 arg_no_block
= true;
3618 r
= start_unit(argc
, argv
, userdata
);
3621 if (termination_action
&& arg_force
< 2 &&
3622 IN_SET(r
, -ENOENT
, -ETIMEDOUT
))
3623 log_notice("It is possible to perform action directly, see discussion of --force --force in man:systemctl(1).");
3628 static int start_system_special(int argc
, char *argv
[], void *userdata
) {
3629 /* Like start_special above, but raises an error when running in user mode */
3631 if (arg_scope
!= UNIT_FILE_SYSTEM
)
3632 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
3633 "Bad action for %s mode.",
3634 arg_scope
== UNIT_FILE_GLOBAL
? "--global" : "--user");
3636 return start_special(argc
, argv
, userdata
);
3639 static int check_unit_generic(int code
, const UnitActiveState good_states
[], int nb_states
, char **args
) {
3640 _cleanup_strv_free_
char **names
= NULL
;
3641 UnitActiveState active_state
;
3647 r
= acquire_bus(BUS_MANAGER
, &bus
);
3651 r
= expand_names(bus
, args
, NULL
, &names
, NULL
);
3653 return log_error_errno(r
, "Failed to expand names: %m");
3655 STRV_FOREACH(name
, names
) {
3656 r
= get_state_one_unit(bus
, *name
, &active_state
);
3661 puts(unit_active_state_to_string(active_state
));
3663 for (i
= 0; i
< nb_states
; ++i
)
3664 if (good_states
[i
] == active_state
)
3668 /* use the given return code for the case that we won't find
3669 * any unit which matches the list */
3670 return found
? 0 : code
;
3673 static int check_unit_active(int argc
, char *argv
[], void *userdata
) {
3674 static const UnitActiveState states
[] = {
3679 /* According to LSB: 3, "program is not running" */
3680 return check_unit_generic(EXIT_PROGRAM_NOT_RUNNING
, states
, ELEMENTSOF(states
), strv_skip(argv
, 1));
3683 static int check_unit_failed(int argc
, char *argv
[], void *userdata
) {
3684 static const UnitActiveState states
[] = {
3688 return check_unit_generic(EXIT_PROGRAM_DEAD_AND_PID_EXISTS
, states
, ELEMENTSOF(states
), strv_skip(argv
, 1));
3691 static int kill_unit(int argc
, char *argv
[], void *userdata
) {
3692 _cleanup_strv_free_
char **names
= NULL
;
3693 char *kill_who
= NULL
, **name
;
3697 r
= acquire_bus(BUS_MANAGER
, &bus
);
3701 polkit_agent_open_maybe();
3704 arg_kill_who
= "all";
3706 /* --fail was specified */
3707 if (streq(arg_job_mode
, "fail"))
3708 kill_who
= strjoina(arg_kill_who
, "-fail");
3710 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
, NULL
);
3712 return log_error_errno(r
, "Failed to expand names: %m");
3714 STRV_FOREACH(name
, names
) {
3715 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3717 q
= bus_call_method(
3723 "ssi", *name
, kill_who
? kill_who
: arg_kill_who
, arg_signal
);
3725 log_error_errno(q
, "Failed to kill unit %s: %s", *name
, bus_error_message(&error
, q
));
3734 static int clean_or_freeze_unit(int argc
, char *argv
[], void *userdata
) {
3735 _cleanup_(bus_wait_for_units_freep
) BusWaitForUnits
*w
= NULL
;
3736 _cleanup_strv_free_
char **names
= NULL
;
3737 int r
, ret
= EXIT_SUCCESS
;
3742 r
= acquire_bus(BUS_FULL
, &bus
);
3746 polkit_agent_open_maybe();
3748 if (!arg_clean_what
) {
3749 arg_clean_what
= strv_new("cache", "runtime");
3750 if (!arg_clean_what
)
3754 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
, NULL
);
3756 return log_error_errno(r
, "Failed to expand names: %m");
3758 if (!arg_no_block
) {
3759 r
= bus_wait_for_units_new(bus
, &w
);
3761 return log_error_errno(r
, "Failed to allocate unit waiter: %m");
3764 if (streq(argv
[0], "clean"))
3765 method
= "CleanUnit";
3766 else if (streq(argv
[0], "freeze"))
3767 method
= "FreezeUnit";
3768 else if (streq(argv
[0], "thaw"))
3769 method
= "ThawUnit";
3771 assert_not_reached("Unhandled method");
3773 STRV_FOREACH(name
, names
) {
3774 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
3775 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
3778 /* If we shall wait for the cleaning to complete, let's add a ref on the unit first */
3779 r
= bus_call_method(bus
, bus_systemd_mgr
, "RefUnit", &error
, NULL
, "s", *name
);
3781 log_error_errno(r
, "Failed to add reference to unit %s: %s", *name
, bus_error_message(&error
, r
));
3782 if (ret
== EXIT_SUCCESS
)
3788 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, method
);
3790 return bus_log_create_error(r
);
3792 r
= sd_bus_message_append(m
, "s", *name
);
3794 return bus_log_create_error(r
);
3796 if (streq(method
, "CleanUnit")) {
3797 r
= sd_bus_message_append_strv(m
, arg_clean_what
);
3799 return bus_log_create_error(r
);
3802 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
3804 log_error_errno(r
, "Failed to %s unit %s: %s", argv
[0], *name
, bus_error_message(&error
, r
));
3805 if (ret
== EXIT_SUCCESS
) {
3812 r
= bus_wait_for_units_add_unit(w
, *name
, BUS_WAIT_REFFED
|BUS_WAIT_FOR_MAINTENANCE_END
, NULL
, NULL
);
3814 return log_error_errno(r
, "Failed to watch unit %s: %m", *name
);
3818 r
= bus_wait_for_units_run(w
);
3820 return log_error_errno(r
, "Failed to wait for units: %m");
3821 if (r
== BUS_WAIT_FAILURE
)
3827 typedef struct ExecStatusInfo
{
3835 usec_t start_timestamp
;
3836 usec_t exit_timestamp
;
3841 ExecCommandFlags flags
;
3843 LIST_FIELDS(struct ExecStatusInfo
, exec
);
3846 static void exec_status_info_free(ExecStatusInfo
*i
) {
3855 static int exec_status_info_deserialize(sd_bus_message
*m
, ExecStatusInfo
*i
, bool is_ex_prop
) {
3856 _cleanup_strv_free_
char **ex_opts
= NULL
;
3857 uint64_t start_timestamp
, exit_timestamp
, start_timestamp_monotonic
, exit_timestamp_monotonic
;
3860 int32_t code
, status
;
3866 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_STRUCT
, is_ex_prop
? "sasasttttuii" : "sasbttttuii");
3868 return bus_log_parse_error(r
);
3872 r
= sd_bus_message_read(m
, "s", &path
);
3874 return bus_log_parse_error(r
);
3876 i
->path
= strdup(path
);
3880 r
= sd_bus_message_read_strv(m
, &i
->argv
);
3882 return bus_log_parse_error(r
);
3884 r
= is_ex_prop
? sd_bus_message_read_strv(m
, &ex_opts
) : sd_bus_message_read(m
, "b", &ignore
);
3886 return bus_log_parse_error(r
);
3888 r
= sd_bus_message_read(m
,
3890 &start_timestamp
, &start_timestamp_monotonic
,
3891 &exit_timestamp
, &exit_timestamp_monotonic
,
3895 return bus_log_parse_error(r
);
3898 r
= exec_command_flags_from_strv(ex_opts
, &i
->flags
);
3900 return log_error_errno(r
, "Failed to convert strv to ExecCommandFlags: %m");
3902 i
->ignore
= FLAGS_SET(i
->flags
, EXEC_COMMAND_IGNORE_FAILURE
);
3906 i
->start_timestamp
= (usec_t
) start_timestamp
;
3907 i
->exit_timestamp
= (usec_t
) exit_timestamp
;
3908 i
->pid
= (pid_t
) pid
;
3912 r
= sd_bus_message_exit_container(m
);
3914 return bus_log_parse_error(r
);
3919 typedef struct UnitCondition
{
3926 LIST_FIELDS(struct UnitCondition
, conditions
);
3929 static void unit_condition_free(UnitCondition
*c
) {
3938 DEFINE_TRIVIAL_CLEANUP_FUNC(UnitCondition
*, unit_condition_free
);
3940 typedef struct UnitStatusInfo
{
3942 const char *load_state
;
3943 const char *active_state
;
3944 const char *freezer_state
;
3945 const char *sub_state
;
3946 const char *unit_file_state
;
3947 const char *unit_file_preset
;
3949 const char *description
;
3950 const char *following
;
3952 char **documentation
;
3954 const char *fragment_path
;
3955 const char *source_path
;
3956 const char *control_group
;
3958 char **dropin_paths
;
3960 char **triggered_by
;
3963 const char *load_error
;
3966 usec_t inactive_exit_timestamp
;
3967 usec_t inactive_exit_timestamp_monotonic
;
3968 usec_t active_enter_timestamp
;
3969 usec_t active_exit_timestamp
;
3970 usec_t inactive_enter_timestamp
;
3972 bool need_daemon_reload
;
3978 const char *status_text
;
3979 const char *pid_file
;
3983 usec_t start_timestamp
;
3984 usec_t exit_timestamp
;
3986 int exit_code
, exit_status
;
3988 const char *log_namespace
;
3990 usec_t condition_timestamp
;
3991 bool condition_result
;
3992 LIST_HEAD(UnitCondition
, conditions
);
3994 usec_t assert_timestamp
;
3996 bool failed_assert_trigger
;
3997 bool failed_assert_negate
;
3998 const char *failed_assert
;
3999 const char *failed_assert_parameter
;
4000 usec_t next_elapse_real
;
4001 usec_t next_elapse_monotonic
;
4004 unsigned n_accepted
;
4005 unsigned n_connections
;
4009 /* Pairs of type, path */
4013 const char *sysfs_path
;
4015 /* Mount, Automount */
4022 uint64_t memory_current
;
4023 uint64_t memory_min
;
4024 uint64_t memory_low
;
4025 uint64_t memory_high
;
4026 uint64_t memory_max
;
4027 uint64_t memory_swap_max
;
4028 uint64_t memory_limit
;
4029 uint64_t cpu_usage_nsec
;
4030 uint64_t tasks_current
;
4032 uint64_t ip_ingress_bytes
;
4033 uint64_t ip_egress_bytes
;
4034 uint64_t io_read_bytes
;
4035 uint64_t io_write_bytes
;
4037 uint64_t default_memory_min
;
4038 uint64_t default_memory_low
;
4040 LIST_HEAD(ExecStatusInfo
, exec
);
4043 static void unit_status_info_free(UnitStatusInfo
*info
) {
4047 strv_free(info
->documentation
);
4048 strv_free(info
->dropin_paths
);
4049 strv_free(info
->triggered_by
);
4050 strv_free(info
->triggers
);
4051 strv_free(info
->listen
);
4053 while ((c
= info
->conditions
)) {
4054 LIST_REMOVE(conditions
, info
->conditions
, c
);
4055 unit_condition_free(c
);
4058 while ((p
= info
->exec
)) {
4059 LIST_REMOVE(exec
, info
->exec
, p
);
4060 exec_status_info_free(p
);
4064 static void format_active_state(const char *active_state
, const char **active_on
, const char **active_off
) {
4065 if (streq_ptr(active_state
, "failed")) {
4066 *active_on
= ansi_highlight_red();
4067 *active_off
= ansi_normal();
4068 } else if (STRPTR_IN_SET(active_state
, "active", "reloading")) {
4069 *active_on
= ansi_highlight_green();
4070 *active_off
= ansi_normal();
4072 *active_on
= *active_off
= "";
4075 static void print_status_info(
4080 char since1
[FORMAT_TIMESTAMP_RELATIVE_MAX
], since2
[FORMAT_TIMESTAMP_MAX
];
4081 const char *s1
, *s2
, *active_on
, *active_off
, *on
, *off
, *ss
, *fs
;
4082 _cleanup_free_
char *formatted_path
= NULL
;
4091 /* This shows pretty information about a unit. See
4092 * print_property() for a low-level property printer */
4094 format_active_state(i
->active_state
, &active_on
, &active_off
);
4096 printf("%s%s%s %s", active_on
, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
), active_off
, strna(i
->id
));
4098 if (i
->description
&& !streq_ptr(i
->id
, i
->description
))
4099 printf(" - %s", i
->description
);
4104 printf(" Follow: unit currently follows state of %s\n", i
->following
);
4106 if (STRPTR_IN_SET(i
->load_state
, "error", "not-found", "bad-setting")) {
4107 on
= ansi_highlight_red();
4108 off
= ansi_normal();
4112 path
= i
->source_path
?: i
->fragment_path
;
4113 if (path
&& terminal_urlify_path(path
, NULL
, &formatted_path
) >= 0)
4114 path
= formatted_path
;
4116 if (!isempty(i
->load_error
))
4117 printf(" Loaded: %s%s%s (Reason: %s)\n",
4118 on
, strna(i
->load_state
), off
, i
->load_error
);
4119 else if (path
&& !isempty(i
->unit_file_state
)) {
4120 bool show_preset
= !isempty(i
->unit_file_preset
) &&
4121 show_preset_for_state(unit_file_state_from_string(i
->unit_file_state
));
4123 printf(" Loaded: %s%s%s (%s; %s%s%s)\n",
4124 on
, strna(i
->load_state
), off
,
4127 show_preset
? "; vendor preset: " : "",
4128 show_preset
? i
->unit_file_preset
: "");
4131 printf(" Loaded: %s%s%s (%s)\n",
4132 on
, strna(i
->load_state
), off
, path
);
4134 printf(" Loaded: %s%s%s\n",
4135 on
, strna(i
->load_state
), off
);
4138 printf(" Transient: yes\n");
4140 if (!strv_isempty(i
->dropin_paths
)) {
4141 _cleanup_free_
char *dir
= NULL
;
4145 STRV_FOREACH(dropin
, i
->dropin_paths
) {
4146 _cleanup_free_
char *dropin_formatted
= NULL
;
4155 dir
= dirname_malloc(*dropin
);
4163 special_glyph(SPECIAL_GLYPH_TREE_RIGHT
));
4166 last
= ! (*(dropin
+ 1) && startswith(*(dropin
+ 1), dir
));
4168 if (terminal_urlify_path(*dropin
, basename(*dropin
), &dropin_formatted
) >= 0)
4169 df
= dropin_formatted
;
4173 printf("%s%s", df
, last
? "\n" : ", ");
4177 ss
= streq_ptr(i
->active_state
, i
->sub_state
) ? NULL
: i
->sub_state
;
4179 printf(" Active: %s%s (%s)%s",
4180 active_on
, strna(i
->active_state
), ss
, active_off
);
4182 printf(" Active: %s%s%s",
4183 active_on
, strna(i
->active_state
), active_off
);
4185 fs
= !isempty(i
->freezer_state
) && !streq(i
->freezer_state
, "running") ? i
->freezer_state
: NULL
;
4187 printf(" %s(%s)%s", ansi_highlight_yellow(), fs
, ansi_normal());
4189 if (!isempty(i
->result
) && !streq(i
->result
, "success"))
4190 printf(" (Result: %s)", i
->result
);
4192 timestamp
= STRPTR_IN_SET(i
->active_state
, "active", "reloading") ? i
->active_enter_timestamp
:
4193 STRPTR_IN_SET(i
->active_state
, "inactive", "failed") ? i
->inactive_enter_timestamp
:
4194 STRPTR_IN_SET(i
->active_state
, "activating") ? i
->inactive_exit_timestamp
:
4195 i
->active_exit_timestamp
;
4197 s1
= format_timestamp_relative(since1
, sizeof(since1
), timestamp
);
4198 s2
= format_timestamp(since2
, sizeof(since2
), timestamp
);
4201 printf(" since %s; %s\n", s2
, s1
);
4203 printf(" since %s\n", s2
);
4207 STRV_FOREACH(t
, i
->triggered_by
) {
4208 UnitActiveState state
= _UNIT_ACTIVE_STATE_INVALID
;
4210 (void) get_state_one_unit(bus
, *t
, &state
);
4211 format_active_state(unit_active_state_to_string(state
), &on
, &off
);
4213 printf("%s %s%s%s %s\n",
4214 t
== i
->triggered_by
? "TriggeredBy:" : " ",
4215 on
, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
), off
,
4219 if (endswith(i
->id
, ".timer")) {
4220 char tstamp1
[FORMAT_TIMESTAMP_RELATIVE_MAX
],
4221 tstamp2
[FORMAT_TIMESTAMP_MAX
];
4222 const char *next_rel_time
, *next_time
;
4223 dual_timestamp nw
, next
= {i
->next_elapse_real
,
4224 i
->next_elapse_monotonic
};
4227 printf(" Trigger: ");
4229 dual_timestamp_get(&nw
);
4230 next_elapse
= calc_next_elapse(&nw
, &next
);
4231 next_rel_time
= format_timestamp_relative(tstamp1
, sizeof tstamp1
, next_elapse
);
4232 next_time
= format_timestamp(tstamp2
, sizeof tstamp2
, next_elapse
);
4234 if (next_time
&& next_rel_time
)
4235 printf("%s; %s\n", next_time
, next_rel_time
);
4240 STRV_FOREACH(t
, i
->triggers
) {
4241 UnitActiveState state
= _UNIT_ACTIVE_STATE_INVALID
;
4243 (void) get_state_one_unit(bus
, *t
, &state
);
4244 format_active_state(unit_active_state_to_string(state
), &on
, &off
);
4246 printf("%s %s%s%s %s\n",
4247 t
== i
->triggers
? " Triggers:" : " ",
4248 on
, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
), off
,
4252 if (!i
->condition_result
&& i
->condition_timestamp
> 0) {
4256 s1
= format_timestamp_relative(since1
, sizeof(since1
), i
->condition_timestamp
);
4257 s2
= format_timestamp(since2
, sizeof(since2
), i
->condition_timestamp
);
4259 printf(" Condition: start %scondition failed%s at %s%s%s\n",
4260 ansi_highlight_yellow(), ansi_normal(),
4261 s2
, s1
? "; " : "", strempty(s1
));
4263 LIST_FOREACH(conditions
, c
, i
->conditions
)
4264 if (c
->tristate
< 0)
4267 LIST_FOREACH(conditions
, c
, i
->conditions
)
4268 if (c
->tristate
< 0)
4269 printf(" %s %s=%s%s%s was not met\n",
4270 --n
? special_glyph(SPECIAL_GLYPH_TREE_BRANCH
) : special_glyph(SPECIAL_GLYPH_TREE_RIGHT
),
4272 c
->trigger
? "|" : "",
4273 c
->negate
? "!" : "",
4277 if (!i
->assert_result
&& i
->assert_timestamp
> 0) {
4278 s1
= format_timestamp_relative(since1
, sizeof(since1
), i
->assert_timestamp
);
4279 s2
= format_timestamp(since2
, sizeof(since2
), i
->assert_timestamp
);
4281 printf(" Assert: start %sassertion failed%s at %s%s%s\n",
4282 ansi_highlight_red(), ansi_normal(),
4283 s2
, s1
? "; " : "", strempty(s1
));
4284 if (i
->failed_assert_trigger
)
4285 printf(" none of the trigger assertions were met\n");
4286 else if (i
->failed_assert
)
4287 printf(" %s=%s%s was not met\n",
4289 i
->failed_assert_negate
? "!" : "",
4290 i
->failed_assert_parameter
);
4294 printf(" Device: %s\n", i
->sysfs_path
);
4296 printf(" Where: %s\n", i
->where
);
4298 printf(" What: %s\n", i
->what
);
4300 STRV_FOREACH(t
, i
->documentation
) {
4301 _cleanup_free_
char *formatted
= NULL
;
4304 if (terminal_urlify(*t
, NULL
, &formatted
) >= 0)
4309 printf(" %*s %s\n", 9, t
== i
->documentation
? "Docs:" : "", q
);
4312 STRV_FOREACH_PAIR(t
, t2
, i
->listen
)
4313 printf(" %*s %s (%s)\n", 9, t
== i
->listen
? "Listen:" : "", *t2
, *t
);
4316 printf(" Accepted: %u; Connected: %u;", i
->n_accepted
, i
->n_connections
);
4318 printf(" Refused: %u", i
->n_refused
);
4322 LIST_FOREACH(exec
, p
, i
->exec
) {
4323 _cleanup_free_
char *argv
= NULL
;
4326 /* Only show exited processes here */
4330 /* Don't print ExecXYZEx= properties here since it will appear as a
4331 * duplicate of the non-Ex= variant. */
4332 if (endswith(p
->name
, "Ex"))
4335 argv
= strv_join(p
->argv
, " ");
4336 printf(" Process: "PID_FMT
" %s=%s ", p
->pid
, p
->name
, strna(argv
));
4338 good
= is_clean_exit(p
->code
, p
->status
, EXIT_CLEAN_DAEMON
, NULL
);
4340 on
= ansi_highlight_red();
4341 off
= ansi_normal();
4345 printf("%s(code=%s, ", on
, sigchld_code_to_string(p
->code
));
4347 if (p
->code
== CLD_EXITED
) {
4350 printf("status=%i", p
->status
);
4352 c
= exit_status_to_string(p
->status
, EXIT_STATUS_LIBC
| EXIT_STATUS_SYSTEMD
);
4357 printf("signal=%s", signal_to_string(p
->status
));
4359 printf(")%s\n", off
);
4361 if (i
->main_pid
== p
->pid
&&
4362 i
->start_timestamp
== p
->start_timestamp
&&
4363 i
->exit_timestamp
== p
->start_timestamp
)
4364 /* Let's not show this twice */
4367 if (p
->pid
== i
->control_pid
)
4371 if (i
->main_pid
> 0 || i
->control_pid
> 0) {
4372 if (i
->main_pid
> 0) {
4373 printf(" Main PID: "PID_FMT
, i
->main_pid
);
4377 if (arg_transport
== BUS_TRANSPORT_LOCAL
) {
4378 _cleanup_free_
char *comm
= NULL
;
4380 (void) get_process_comm(i
->main_pid
, &comm
);
4382 printf(" (%s)", comm
);
4385 } else if (i
->exit_code
> 0) {
4386 printf(" (code=%s, ", sigchld_code_to_string(i
->exit_code
));
4388 if (i
->exit_code
== CLD_EXITED
) {
4391 printf("status=%i", i
->exit_status
);
4393 c
= exit_status_to_string(i
->exit_status
,
4394 EXIT_STATUS_LIBC
| EXIT_STATUS_SYSTEMD
);
4399 printf("signal=%s", signal_to_string(i
->exit_status
));
4404 if (i
->control_pid
> 0) {
4405 _cleanup_free_
char *c
= NULL
;
4407 if (i
->main_pid
> 0)
4408 fputs("; Control PID: ", stdout
);
4410 fputs("Cntrl PID: ", stdout
); /* if first in column, abbreviated so it fits alignment */
4412 printf(PID_FMT
, i
->control_pid
);
4414 if (arg_transport
== BUS_TRANSPORT_LOCAL
) {
4415 (void) get_process_comm(i
->control_pid
, &c
);
4425 printf(" Status: \"%s\"\n", i
->status_text
);
4426 if (i
->status_errno
> 0)
4427 printf(" Error: %i (%s)\n", i
->status_errno
, strerror_safe(i
->status_errno
));
4429 if (i
->ip_ingress_bytes
!= (uint64_t) -1 && i
->ip_egress_bytes
!= (uint64_t) -1) {
4430 char buf_in
[FORMAT_BYTES_MAX
], buf_out
[FORMAT_BYTES_MAX
];
4432 printf(" IP: %s in, %s out\n",
4433 format_bytes(buf_in
, sizeof(buf_in
), i
->ip_ingress_bytes
),
4434 format_bytes(buf_out
, sizeof(buf_out
), i
->ip_egress_bytes
));
4437 if (i
->io_read_bytes
!= UINT64_MAX
&& i
->io_write_bytes
!= UINT64_MAX
) {
4438 char buf_in
[FORMAT_BYTES_MAX
], buf_out
[FORMAT_BYTES_MAX
];
4440 printf(" IO: %s read, %s written\n",
4441 format_bytes(buf_in
, sizeof(buf_in
), i
->io_read_bytes
),
4442 format_bytes(buf_out
, sizeof(buf_out
), i
->io_write_bytes
));
4445 if (i
->tasks_current
!= (uint64_t) -1) {
4446 printf(" Tasks: %" PRIu64
, i
->tasks_current
);
4448 if (i
->tasks_max
!= (uint64_t) -1)
4449 printf(" (limit: %" PRIu64
")\n", i
->tasks_max
);
4454 if (i
->memory_current
!= (uint64_t) -1) {
4455 char buf
[FORMAT_BYTES_MAX
];
4457 printf(" Memory: %s", format_bytes(buf
, sizeof(buf
), i
->memory_current
));
4459 if (i
->memory_min
> 0 || i
->memory_low
> 0 ||
4460 i
->memory_high
!= CGROUP_LIMIT_MAX
|| i
->memory_max
!= CGROUP_LIMIT_MAX
||
4461 i
->memory_swap_max
!= CGROUP_LIMIT_MAX
||
4462 i
->memory_limit
!= CGROUP_LIMIT_MAX
) {
4463 const char *prefix
= "";
4466 if (i
->memory_min
> 0) {
4467 printf("%smin: %s", prefix
, format_bytes_cgroup_protection(buf
, sizeof(buf
), i
->memory_min
));
4470 if (i
->memory_low
> 0) {
4471 printf("%slow: %s", prefix
, format_bytes_cgroup_protection(buf
, sizeof(buf
), i
->memory_low
));
4474 if (i
->memory_high
!= CGROUP_LIMIT_MAX
) {
4475 printf("%shigh: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_high
));
4478 if (i
->memory_max
!= CGROUP_LIMIT_MAX
) {
4479 printf("%smax: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_max
));
4482 if (i
->memory_swap_max
!= CGROUP_LIMIT_MAX
) {
4483 printf("%sswap max: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_swap_max
));
4486 if (i
->memory_limit
!= CGROUP_LIMIT_MAX
) {
4487 printf("%slimit: %s", prefix
, format_bytes(buf
, sizeof(buf
), i
->memory_limit
));
4495 if (i
->cpu_usage_nsec
!= (uint64_t) -1) {
4496 char buf
[FORMAT_TIMESPAN_MAX
];
4497 printf(" CPU: %s\n", format_timespan(buf
, sizeof(buf
), i
->cpu_usage_nsec
/ NSEC_PER_USEC
, USEC_PER_MSEC
));
4500 if (i
->control_group
) {
4501 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
4502 static const char prefix
[] = " ";
4505 printf(" CGroup: %s\n", i
->control_group
);
4508 if (c
> sizeof(prefix
) - 1)
4509 c
-= sizeof(prefix
) - 1;
4513 r
= unit_show_processes(bus
, i
->id
, i
->control_group
, prefix
, c
, get_output_flags(), &error
);
4518 /* Fallback for older systemd versions where the GetUnitProcesses() call is not yet available */
4520 if (i
->main_pid
> 0)
4521 extra
[k
++] = i
->main_pid
;
4523 if (i
->control_pid
> 0)
4524 extra
[k
++] = i
->control_pid
;
4526 show_cgroup_and_extra(SYSTEMD_CGROUP_CONTROLLER
, i
->control_group
, prefix
, c
, extra
, k
, get_output_flags());
4528 log_warning_errno(r
, "Failed to dump process list for '%s', ignoring: %s",
4529 i
->id
, bus_error_message(&error
, r
));
4532 if (i
->id
&& arg_transport
== BUS_TRANSPORT_LOCAL
)
4533 show_journal_by_unit(
4539 i
->inactive_exit_timestamp_monotonic
,
4542 get_output_flags() | OUTPUT_BEGIN_NEWLINE
,
4543 SD_JOURNAL_LOCAL_ONLY
,
4544 arg_scope
== UNIT_FILE_SYSTEM
,
4547 if (i
->need_daemon_reload
)
4548 warn_unit_file_changed(i
->id
);
4551 static void show_unit_help(UnitStatusInfo
*i
) {
4556 if (!i
->documentation
) {
4557 log_info("Documentation for %s not known.", i
->id
);
4561 STRV_FOREACH(p
, i
->documentation
)
4562 if (startswith(*p
, "man:"))
4563 show_man_page(*p
+ 4, false);
4565 log_info("Can't show: %s", *p
);
4568 static int map_main_pid(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4569 UnitStatusInfo
*i
= userdata
;
4573 r
= sd_bus_message_read(m
, "u", &u
);
4577 i
->main_pid
= (pid_t
) u
;
4583 static int map_load_error(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4584 const char *message
, **p
= userdata
;
4587 r
= sd_bus_message_read(m
, "(ss)", NULL
, &message
);
4591 if (!isempty(message
))
4597 static int map_listen(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4598 const char *type
, *path
;
4599 char ***p
= userdata
;
4602 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4606 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0) {
4608 r
= strv_extend(p
, type
);
4612 r
= strv_extend(p
, path
);
4619 r
= sd_bus_message_exit_container(m
);
4626 static int map_conditions(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4627 UnitStatusInfo
*i
= userdata
;
4628 const char *cond
, *param
;
4629 int trigger
, negate
;
4633 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sbbsi)");
4637 while ((r
= sd_bus_message_read(m
, "(sbbsi)", &cond
, &trigger
, &negate
, ¶m
, &state
)) > 0) {
4638 _cleanup_(unit_condition_freep
) UnitCondition
*c
= NULL
;
4640 c
= new(UnitCondition
, 1);
4644 *c
= (UnitCondition
) {
4645 .name
= strdup(cond
),
4646 .param
= strdup(param
),
4652 if (!c
->name
|| !c
->param
)
4655 LIST_PREPEND(conditions
, i
->conditions
, TAKE_PTR(c
));
4660 r
= sd_bus_message_exit_container(m
);
4667 static int map_asserts(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4668 UnitStatusInfo
*i
= userdata
;
4669 const char *cond
, *param
;
4670 int trigger
, negate
;
4674 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sbbsi)");
4678 while ((r
= sd_bus_message_read(m
, "(sbbsi)", &cond
, &trigger
, &negate
, ¶m
, &state
)) > 0) {
4679 if (state
< 0 && (!trigger
|| !i
->failed_assert
)) {
4680 i
->failed_assert
= cond
;
4681 i
->failed_assert_trigger
= trigger
;
4682 i
->failed_assert_negate
= negate
;
4683 i
->failed_assert_parameter
= param
;
4689 r
= sd_bus_message_exit_container(m
);
4696 static int map_exec(sd_bus
*bus
, const char *member
, sd_bus_message
*m
, sd_bus_error
*error
, void *userdata
) {
4697 _cleanup_free_ ExecStatusInfo
*info
= NULL
;
4698 ExecStatusInfo
*last
;
4699 UnitStatusInfo
*i
= userdata
;
4700 bool is_ex_prop
= endswith(member
, "Ex");
4703 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, is_ex_prop
? "(sasasttttuii)" : "(sasbttttuii)");
4707 info
= new0(ExecStatusInfo
, 1);
4711 LIST_FIND_TAIL(exec
, i
->exec
, last
);
4713 while ((r
= exec_status_info_deserialize(m
, info
, is_ex_prop
)) > 0) {
4715 info
->name
= strdup(member
);
4719 LIST_INSERT_AFTER(exec
, i
->exec
, last
, info
);
4722 info
= new0(ExecStatusInfo
, 1);
4729 r
= sd_bus_message_exit_container(m
);
4736 static int print_property(const char *name
, const char *expected_value
, sd_bus_message
*m
, bool value
, bool all
) {
4738 const char *contents
;
4744 /* This is a low-level property printer, see
4745 * print_status_info() for the nicer output */
4747 r
= sd_bus_message_peek_type(m
, &bus_type
, &contents
);
4753 case SD_BUS_TYPE_INT32
:
4754 if (endswith(name
, "ActionExitStatus")) {
4757 r
= sd_bus_message_read_basic(m
, bus_type
, &i
);
4761 if (i
>= 0 && i
<= 255)
4762 bus_print_property_valuef(name
, expected_value
, value
, "%"PRIi32
, i
);
4764 bus_print_property_value(name
, expected_value
, value
, "[not set]");
4767 } else if (streq(name
, "NUMAPolicy")) {
4770 r
= sd_bus_message_read_basic(m
, bus_type
, &i
);
4774 bus_print_property_valuef(name
, expected_value
, value
, "%s", strna(mpol_to_string(i
)));
4780 case SD_BUS_TYPE_STRUCT
:
4782 if (contents
[0] == SD_BUS_TYPE_UINT32
&& streq(name
, "Job")) {
4785 r
= sd_bus_message_read(m
, "(uo)", &u
, NULL
);
4787 return bus_log_parse_error(r
);
4790 bus_print_property_valuef(name
, expected_value
, value
, "%"PRIu32
, u
);
4792 bus_print_property_value(name
, expected_value
, value
, "");
4796 } else if (contents
[0] == SD_BUS_TYPE_STRING
&& streq(name
, "Unit")) {
4799 r
= sd_bus_message_read(m
, "(so)", &s
, NULL
);
4801 return bus_log_parse_error(r
);
4803 if (all
|| !isempty(s
))
4804 bus_print_property_value(name
, expected_value
, value
, s
);
4808 } else if (contents
[0] == SD_BUS_TYPE_STRING
&& streq(name
, "LoadError")) {
4809 const char *a
= NULL
, *b
= NULL
;
4811 r
= sd_bus_message_read(m
, "(ss)", &a
, &b
);
4813 return bus_log_parse_error(r
);
4815 if (!isempty(a
) || !isempty(b
))
4816 bus_print_property_valuef(name
, expected_value
, value
, "%s \"%s\"", strempty(a
), strempty(b
));
4818 bus_print_property_value(name
, expected_value
, value
, "");
4822 } else if (STR_IN_SET(name
, "SystemCallFilter", "RestrictAddressFamilies")) {
4823 _cleanup_strv_free_
char **l
= NULL
;
4826 r
= sd_bus_message_enter_container(m
, 'r', "bas");
4828 return bus_log_parse_error(r
);
4830 r
= sd_bus_message_read(m
, "b", &allow_list
);
4832 return bus_log_parse_error(r
);
4834 r
= sd_bus_message_read_strv(m
, &l
);
4836 return bus_log_parse_error(r
);
4838 r
= sd_bus_message_exit_container(m
);
4840 return bus_log_parse_error(r
);
4842 if (all
|| allow_list
|| !strv_isempty(l
)) {
4847 fputs(name
, stdout
);
4854 STRV_FOREACH(i
, l
) {
4862 fputc('\n', stdout
);
4867 } else if (STR_IN_SET(name
, "SELinuxContext", "AppArmorProfile", "SmackProcessLabel")) {
4871 r
= sd_bus_message_read(m
, "(bs)", &ignore
, &s
);
4873 return bus_log_parse_error(r
);
4876 bus_print_property_valuef(name
, expected_value
, value
, "%s%s", ignore
? "-" : "", s
);
4878 bus_print_property_value(name
, expected_value
, value
, "");
4882 } else if (endswith(name
, "ExitStatus") && streq(contents
, "aiai")) {
4883 const int32_t *status
, *signal
;
4884 size_t n_status
, n_signal
, i
;
4886 r
= sd_bus_message_enter_container(m
, 'r', "aiai");
4888 return bus_log_parse_error(r
);
4890 r
= sd_bus_message_read_array(m
, 'i', (const void **) &status
, &n_status
);
4892 return bus_log_parse_error(r
);
4894 r
= sd_bus_message_read_array(m
, 'i', (const void **) &signal
, &n_signal
);
4896 return bus_log_parse_error(r
);
4898 r
= sd_bus_message_exit_container(m
);
4900 return bus_log_parse_error(r
);
4902 n_status
/= sizeof(int32_t);
4903 n_signal
/= sizeof(int32_t);
4905 if (all
|| n_status
> 0 || n_signal
> 0) {
4909 fputs(name
, stdout
);
4913 for (i
= 0; i
< n_status
; i
++) {
4919 printf("%"PRIi32
, status
[i
]);
4922 for (i
= 0; i
< n_signal
; i
++) {
4925 str
= signal_to_string((int) signal
[i
]);
4935 printf("%"PRIi32
, status
[i
]);
4938 fputc('\n', stdout
);
4945 case SD_BUS_TYPE_ARRAY
:
4947 if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "EnvironmentFiles")) {
4951 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sb)");
4953 return bus_log_parse_error(r
);
4955 while ((r
= sd_bus_message_read(m
, "(sb)", &path
, &ignore
)) > 0)
4956 bus_print_property_valuef(name
, expected_value
, value
, "%s (ignore_errors=%s)", path
, yes_no(ignore
));
4959 return bus_log_parse_error(r
);
4961 r
= sd_bus_message_exit_container(m
);
4963 return bus_log_parse_error(r
);
4967 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Paths")) {
4968 const char *type
, *path
;
4970 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4972 return bus_log_parse_error(r
);
4974 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0)
4975 bus_print_property_valuef(name
, expected_value
, value
, "%s (%s)", path
, type
);
4977 return bus_log_parse_error(r
);
4979 r
= sd_bus_message_exit_container(m
);
4981 return bus_log_parse_error(r
);
4985 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "Listen")) {
4986 const char *type
, *path
;
4988 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
4990 return bus_log_parse_error(r
);
4992 while ((r
= sd_bus_message_read(m
, "(ss)", &type
, &path
)) > 0)
4993 bus_print_property_valuef(name
, expected_value
, value
, "%s (%s)", path
, type
);
4995 return bus_log_parse_error(r
);
4997 r
= sd_bus_message_exit_container(m
);
4999 return bus_log_parse_error(r
);
5003 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "TimersMonotonic")) {
5005 uint64_t v
, next_elapse
;
5007 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(stt)");
5009 return bus_log_parse_error(r
);
5011 while ((r
= sd_bus_message_read(m
, "(stt)", &base
, &v
, &next_elapse
)) > 0) {
5012 char timespan1
[FORMAT_TIMESPAN_MAX
] = "n/a", timespan2
[FORMAT_TIMESPAN_MAX
] = "n/a";
5014 (void) format_timespan(timespan1
, sizeof timespan1
, v
, 0);
5015 (void) format_timespan(timespan2
, sizeof timespan2
, next_elapse
, 0);
5017 bus_print_property_valuef(name
, expected_value
, value
,
5018 "{ %s=%s ; next_elapse=%s }", base
, timespan1
, timespan2
);
5021 return bus_log_parse_error(r
);
5023 r
= sd_bus_message_exit_container(m
);
5025 return bus_log_parse_error(r
);
5029 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "TimersCalendar")) {
5030 const char *base
, *spec
;
5031 uint64_t next_elapse
;
5033 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(sst)");
5035 return bus_log_parse_error(r
);
5037 while ((r
= sd_bus_message_read(m
, "(sst)", &base
, &spec
, &next_elapse
)) > 0) {
5038 char timestamp
[FORMAT_TIMESTAMP_MAX
] = "n/a";
5040 (void) format_timestamp(timestamp
, sizeof(timestamp
), next_elapse
);
5041 bus_print_property_valuef(name
, expected_value
, value
,
5042 "{ %s=%s ; next_elapse=%s }", base
, spec
, timestamp
);
5045 return bus_log_parse_error(r
);
5047 r
= sd_bus_message_exit_container(m
);
5049 return bus_log_parse_error(r
);
5053 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& startswith(name
, "Exec")) {
5054 ExecStatusInfo info
= {};
5055 bool is_ex_prop
= endswith(name
, "Ex");
5057 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, is_ex_prop
? "(sasasttttuii)" : "(sasbttttuii)");
5059 return bus_log_parse_error(r
);
5061 while ((r
= exec_status_info_deserialize(m
, &info
, is_ex_prop
)) > 0) {
5062 char timestamp1
[FORMAT_TIMESTAMP_MAX
], timestamp2
[FORMAT_TIMESTAMP_MAX
];
5063 _cleanup_strv_free_
char **optv
= NULL
;
5064 _cleanup_free_
char *tt
, *o
= NULL
;
5066 tt
= strv_join(info
.argv
, " ");
5069 r
= exec_command_flags_to_strv(info
.flags
, &optv
);
5071 return log_error_errno(r
, "Failed to convert ExecCommandFlags to strv: %m");
5073 o
= strv_join(optv
, " ");
5075 bus_print_property_valuef(name
, expected_value
, value
,
5076 "{ path=%s ; argv[]=%s ; flags=%s ; start_time=[%s] ; stop_time=[%s] ; pid="PID_FMT
" ; code=%s ; status=%i%s%s }",
5080 strna(format_timestamp(timestamp1
, sizeof(timestamp1
), info
.start_timestamp
)),
5081 strna(format_timestamp(timestamp2
, sizeof(timestamp2
), info
.exit_timestamp
)),
5083 sigchld_code_to_string(info
.code
),
5085 info
.code
== CLD_EXITED
? "" : "/",
5086 strempty(info
.code
== CLD_EXITED
? NULL
: signal_to_string(info
.status
)));
5088 bus_print_property_valuef(name
, expected_value
, value
,
5089 "{ path=%s ; argv[]=%s ; ignore_errors=%s ; start_time=[%s] ; stop_time=[%s] ; pid="PID_FMT
" ; code=%s ; status=%i%s%s }",
5092 yes_no(info
.ignore
),
5093 strna(format_timestamp(timestamp1
, sizeof(timestamp1
), info
.start_timestamp
)),
5094 strna(format_timestamp(timestamp2
, sizeof(timestamp2
), info
.exit_timestamp
)),
5096 sigchld_code_to_string(info
.code
),
5098 info
.code
== CLD_EXITED
? "" : "/",
5099 strempty(info
.code
== CLD_EXITED
? NULL
: signal_to_string(info
.status
)));
5102 strv_free(info
.argv
);
5106 r
= sd_bus_message_exit_container(m
);
5108 return bus_log_parse_error(r
);
5112 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&& streq(name
, "DeviceAllow")) {
5113 const char *path
, *rwm
;
5115 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
5117 return bus_log_parse_error(r
);
5119 while ((r
= sd_bus_message_read(m
, "(ss)", &path
, &rwm
)) > 0)
5120 bus_print_property_valuef(name
, expected_value
, value
, "%s %s", strna(path
), strna(rwm
));
5122 return bus_log_parse_error(r
);
5124 r
= sd_bus_message_exit_container(m
);
5126 return bus_log_parse_error(r
);
5130 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&&
5131 STR_IN_SET(name
, "IODeviceWeight", "BlockIODeviceWeight")) {
5135 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
5137 return bus_log_parse_error(r
);
5139 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &weight
)) > 0)
5140 bus_print_property_valuef(name
, expected_value
, value
, "%s %"PRIu64
, strna(path
), weight
);
5142 return bus_log_parse_error(r
);
5144 r
= sd_bus_message_exit_container(m
);
5146 return bus_log_parse_error(r
);
5150 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&&
5151 (cgroup_io_limit_type_from_string(name
) >= 0 ||
5152 STR_IN_SET(name
, "BlockIOReadBandwidth", "BlockIOWriteBandwidth"))) {
5156 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
5158 return bus_log_parse_error(r
);
5160 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &bandwidth
)) > 0)
5161 bus_print_property_valuef(name
, expected_value
, value
, "%s %"PRIu64
, strna(path
), bandwidth
);
5163 return bus_log_parse_error(r
);
5165 r
= sd_bus_message_exit_container(m
);
5167 return bus_log_parse_error(r
);
5171 } else if (contents
[0] == SD_BUS_TYPE_STRUCT_BEGIN
&&
5172 streq(name
, "IODeviceLatencyTargetUSec")) {
5173 char ts
[FORMAT_TIMESPAN_MAX
];
5177 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(st)");
5179 return bus_log_parse_error(r
);
5181 while ((r
= sd_bus_message_read(m
, "(st)", &path
, &target
)) > 0)
5182 bus_print_property_valuef(name
, expected_value
, value
, "%s %s", strna(path
),
5183 format_timespan(ts
, sizeof(ts
), target
, 1));
5185 return bus_log_parse_error(r
);
5187 r
= sd_bus_message_exit_container(m
);
5189 return bus_log_parse_error(r
);
5193 } else if (contents
[0] == SD_BUS_TYPE_BYTE
&& STR_IN_SET(name
, "StandardInputData", "RootHashSignature")) {
5194 _cleanup_free_
char *h
= NULL
;
5199 r
= sd_bus_message_read_array(m
, 'y', &p
, &sz
);
5201 return bus_log_parse_error(r
);
5203 n
= base64mem(p
, sz
, &h
);
5207 bus_print_property_value(name
, expected_value
, value
, h
);
5211 } else if (STR_IN_SET(name
, "IPAddressAllow", "IPAddressDeny")) {
5212 _cleanup_free_
char *addresses
= NULL
;
5214 r
= sd_bus_message_enter_container(m
, 'a', "(iayu)");
5216 return bus_log_parse_error(r
);
5219 _cleanup_free_
char *str
= NULL
;
5225 r
= sd_bus_message_enter_container(m
, 'r', "iayu");
5227 return bus_log_parse_error(r
);
5231 r
= sd_bus_message_read(m
, "i", &family
);
5233 return bus_log_parse_error(r
);
5235 r
= sd_bus_message_read_array(m
, 'y', &ap
, &an
);
5237 return bus_log_parse_error(r
);
5239 r
= sd_bus_message_read(m
, "u", &prefixlen
);
5241 return bus_log_parse_error(r
);
5243 r
= sd_bus_message_exit_container(m
);
5245 return bus_log_parse_error(r
);
5247 if (!IN_SET(family
, AF_INET
, AF_INET6
))
5250 if (an
!= FAMILY_ADDRESS_SIZE(family
))
5253 if (prefixlen
> FAMILY_ADDRESS_SIZE(family
) * 8)
5256 if (in_addr_prefix_to_string(family
, (union in_addr_union
*) ap
, prefixlen
, &str
) < 0)
5259 if (!strextend_with_separator(&addresses
, " ", str
, NULL
))
5263 r
= sd_bus_message_exit_container(m
);
5265 return bus_log_parse_error(r
);
5267 if (all
|| !isempty(addresses
))
5268 bus_print_property_value(name
, expected_value
, value
, strempty(addresses
));
5272 } else if (STR_IN_SET(name
, "BindPaths", "BindReadOnlyPaths")) {
5273 _cleanup_free_
char *paths
= NULL
;
5274 const char *source
, *dest
;
5278 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ssbt)");
5280 return bus_log_parse_error(r
);
5282 while ((r
= sd_bus_message_read(m
, "(ssbt)", &source
, &dest
, &ignore_enoent
, &rbind
)) > 0) {
5283 _cleanup_free_
char *str
= NULL
;
5285 if (isempty(source
))
5288 if (asprintf(&str
, "%s%s%s%s%s",
5289 ignore_enoent
? "-" : "",
5291 isempty(dest
) ? "" : ":",
5293 rbind
== MS_REC
? ":rbind" : "") < 0)
5296 if (!strextend_with_separator(&paths
, " ", str
, NULL
))
5300 return bus_log_parse_error(r
);
5302 r
= sd_bus_message_exit_container(m
);
5304 return bus_log_parse_error(r
);
5306 if (all
|| !isempty(paths
))
5307 bus_print_property_value(name
, expected_value
, value
, strempty(paths
));
5311 } else if (streq(name
, "TemporaryFileSystem")) {
5312 _cleanup_free_
char *paths
= NULL
;
5313 const char *target
, *option
;
5315 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "(ss)");
5317 return bus_log_parse_error(r
);
5319 while ((r
= sd_bus_message_read(m
, "(ss)", &target
, &option
)) > 0) {
5320 _cleanup_free_
char *str
= NULL
;
5322 if (isempty(target
))
5325 if (asprintf(&str
, "%s%s%s", target
, isempty(option
) ? "" : ":", strempty(option
)) < 0)
5328 if (!strextend_with_separator(&paths
, " ", str
, NULL
))
5332 return bus_log_parse_error(r
);
5334 r
= sd_bus_message_exit_container(m
);
5336 return bus_log_parse_error(r
);
5338 if (all
|| !isempty(paths
))
5339 bus_print_property_value(name
, expected_value
, value
, strempty(paths
));
5343 } else if (streq(name
, "LogExtraFields")) {
5344 _cleanup_free_
char *fields
= NULL
;
5348 r
= sd_bus_message_enter_container(m
, SD_BUS_TYPE_ARRAY
, "ay");
5350 return bus_log_parse_error(r
);
5352 while ((r
= sd_bus_message_read_array(m
, 'y', &p
, &sz
)) > 0) {
5353 _cleanup_free_
char *str
= NULL
;
5356 if (memchr(p
, 0, sz
))
5359 eq
= memchr(p
, '=', sz
);
5363 if (!journal_field_valid(p
, eq
- (const char*) p
, false))
5366 str
= malloc(sz
+ 1);
5373 if (!utf8_is_valid(str
))
5376 if (!strextend_with_separator(&fields
, " ", str
, NULL
))
5380 return bus_log_parse_error(r
);
5382 r
= sd_bus_message_exit_container(m
);
5384 return bus_log_parse_error(r
);
5386 if (all
|| !isempty(fields
))
5387 bus_print_property_value(name
, expected_value
, value
, strempty(fields
));
5390 } else if (contents
[0] == SD_BUS_TYPE_BYTE
&& STR_IN_SET(name
, "CPUAffinity", "NUMAMask", "AllowedCPUs", "AllowedMemoryNodes", "EffectiveCPUs", "EffectiveMemoryNodes")) {
5391 _cleanup_free_
char *affinity
= NULL
;
5392 _cleanup_(cpu_set_reset
) CPUSet set
= {};
5396 r
= sd_bus_message_read_array(m
, 'y', &a
, &n
);
5398 return bus_log_parse_error(r
);
5400 r
= cpu_set_from_dbus(a
, n
, &set
);
5402 return log_error_errno(r
, "Failed to deserialize %s: %m", name
);
5404 affinity
= cpu_set_to_range_string(&set
);
5408 bus_print_property_value(name
, expected_value
, value
, affinity
);
5419 typedef enum SystemctlShowMode
{
5420 SYSTEMCTL_SHOW_PROPERTIES
,
5421 SYSTEMCTL_SHOW_STATUS
,
5422 SYSTEMCTL_SHOW_HELP
,
5423 _SYSTEMCTL_SHOW_MODE_MAX
,
5424 _SYSTEMCTL_SHOW_MODE_INVALID
= -1,
5425 } SystemctlShowMode
;
5427 static const char* const systemctl_show_mode_table
[_SYSTEMCTL_SHOW_MODE_MAX
] = {
5428 [SYSTEMCTL_SHOW_PROPERTIES
] = "show",
5429 [SYSTEMCTL_SHOW_STATUS
] = "status",
5430 [SYSTEMCTL_SHOW_HELP
] = "help",
5433 DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(systemctl_show_mode
, SystemctlShowMode
);
5435 static int show_one(
5439 SystemctlShowMode show_mode
,
5443 static const struct bus_properties_map property_map
[] = {
5444 { "LoadState", "s", NULL
, offsetof(UnitStatusInfo
, load_state
) },
5445 { "ActiveState", "s", NULL
, offsetof(UnitStatusInfo
, active_state
) },
5446 { "FreezerState", "s", NULL
, offsetof(UnitStatusInfo
, freezer_state
) },
5447 { "Documentation", "as", NULL
, offsetof(UnitStatusInfo
, documentation
) },
5450 { "Id", "s", NULL
, offsetof(UnitStatusInfo
, id
) },
5451 { "LoadState", "s", NULL
, offsetof(UnitStatusInfo
, load_state
) },
5452 { "ActiveState", "s", NULL
, offsetof(UnitStatusInfo
, active_state
) },
5453 { "FreezerState", "s", NULL
, offsetof(UnitStatusInfo
, freezer_state
) },
5454 { "SubState", "s", NULL
, offsetof(UnitStatusInfo
, sub_state
) },
5455 { "UnitFileState", "s", NULL
, offsetof(UnitStatusInfo
, unit_file_state
) },
5456 { "UnitFilePreset", "s", NULL
, offsetof(UnitStatusInfo
, unit_file_preset
) },
5457 { "Description", "s", NULL
, offsetof(UnitStatusInfo
, description
) },
5458 { "Following", "s", NULL
, offsetof(UnitStatusInfo
, following
) },
5459 { "Documentation", "as", NULL
, offsetof(UnitStatusInfo
, documentation
) },
5460 { "FragmentPath", "s", NULL
, offsetof(UnitStatusInfo
, fragment_path
) },
5461 { "SourcePath", "s", NULL
, offsetof(UnitStatusInfo
, source_path
) },
5462 { "ControlGroup", "s", NULL
, offsetof(UnitStatusInfo
, control_group
) },
5463 { "DropInPaths", "as", NULL
, offsetof(UnitStatusInfo
, dropin_paths
) },
5464 { "LoadError", "(ss)", map_load_error
, offsetof(UnitStatusInfo
, load_error
) },
5465 { "Result", "s", NULL
, offsetof(UnitStatusInfo
, result
) },
5466 { "TriggeredBy", "as", NULL
, offsetof(UnitStatusInfo
, triggered_by
) },
5467 { "Triggers", "as", NULL
, offsetof(UnitStatusInfo
, triggers
) },
5468 { "InactiveExitTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, inactive_exit_timestamp
) },
5469 { "InactiveExitTimestampMonotonic", "t", NULL
, offsetof(UnitStatusInfo
, inactive_exit_timestamp_monotonic
) },
5470 { "ActiveEnterTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, active_enter_timestamp
) },
5471 { "ActiveExitTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, active_exit_timestamp
) },
5472 { "InactiveEnterTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, inactive_enter_timestamp
) },
5473 { "NeedDaemonReload", "b", NULL
, offsetof(UnitStatusInfo
, need_daemon_reload
) },
5474 { "Transient", "b", NULL
, offsetof(UnitStatusInfo
, transient
) },
5475 { "ExecMainPID", "u", NULL
, offsetof(UnitStatusInfo
, main_pid
) },
5476 { "MainPID", "u", map_main_pid
, 0 },
5477 { "ControlPID", "u", NULL
, offsetof(UnitStatusInfo
, control_pid
) },
5478 { "StatusText", "s", NULL
, offsetof(UnitStatusInfo
, status_text
) },
5479 { "PIDFile", "s", NULL
, offsetof(UnitStatusInfo
, pid_file
) },
5480 { "StatusErrno", "i", NULL
, offsetof(UnitStatusInfo
, status_errno
) },
5481 { "ExecMainStartTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, start_timestamp
) },
5482 { "ExecMainExitTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, exit_timestamp
) },
5483 { "ExecMainCode", "i", NULL
, offsetof(UnitStatusInfo
, exit_code
) },
5484 { "ExecMainStatus", "i", NULL
, offsetof(UnitStatusInfo
, exit_status
) },
5485 { "LogNamespace", "s", NULL
, offsetof(UnitStatusInfo
, log_namespace
) },
5486 { "ConditionTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, condition_timestamp
) },
5487 { "ConditionResult", "b", NULL
, offsetof(UnitStatusInfo
, condition_result
) },
5488 { "Conditions", "a(sbbsi)", map_conditions
, 0 },
5489 { "AssertTimestamp", "t", NULL
, offsetof(UnitStatusInfo
, assert_timestamp
) },
5490 { "AssertResult", "b", NULL
, offsetof(UnitStatusInfo
, assert_result
) },
5491 { "Asserts", "a(sbbsi)", map_asserts
, 0 },
5492 { "NextElapseUSecRealtime", "t", NULL
, offsetof(UnitStatusInfo
, next_elapse_real
) },
5493 { "NextElapseUSecMonotonic", "t", NULL
, offsetof(UnitStatusInfo
, next_elapse_monotonic
) },
5494 { "NAccepted", "u", NULL
, offsetof(UnitStatusInfo
, n_accepted
) },
5495 { "NConnections", "u", NULL
, offsetof(UnitStatusInfo
, n_connections
) },
5496 { "NRefused", "u", NULL
, offsetof(UnitStatusInfo
, n_refused
) },
5497 { "Accept", "b", NULL
, offsetof(UnitStatusInfo
, accept
) },
5498 { "Listen", "a(ss)", map_listen
, offsetof(UnitStatusInfo
, listen
) },
5499 { "SysFSPath", "s", NULL
, offsetof(UnitStatusInfo
, sysfs_path
) },
5500 { "Where", "s", NULL
, offsetof(UnitStatusInfo
, where
) },
5501 { "What", "s", NULL
, offsetof(UnitStatusInfo
, what
) },
5502 { "MemoryCurrent", "t", NULL
, offsetof(UnitStatusInfo
, memory_current
) },
5503 { "DefaultMemoryMin", "t", NULL
, offsetof(UnitStatusInfo
, default_memory_min
) },
5504 { "DefaultMemoryLow", "t", NULL
, offsetof(UnitStatusInfo
, default_memory_low
) },
5505 { "MemoryMin", "t", NULL
, offsetof(UnitStatusInfo
, memory_min
) },
5506 { "MemoryLow", "t", NULL
, offsetof(UnitStatusInfo
, memory_low
) },
5507 { "MemoryHigh", "t", NULL
, offsetof(UnitStatusInfo
, memory_high
) },
5508 { "MemoryMax", "t", NULL
, offsetof(UnitStatusInfo
, memory_max
) },
5509 { "MemorySwapMax", "t", NULL
, offsetof(UnitStatusInfo
, memory_swap_max
) },
5510 { "MemoryLimit", "t", NULL
, offsetof(UnitStatusInfo
, memory_limit
) },
5511 { "CPUUsageNSec", "t", NULL
, offsetof(UnitStatusInfo
, cpu_usage_nsec
) },
5512 { "TasksCurrent", "t", NULL
, offsetof(UnitStatusInfo
, tasks_current
) },
5513 { "TasksMax", "t", NULL
, offsetof(UnitStatusInfo
, tasks_max
) },
5514 { "IPIngressBytes", "t", NULL
, offsetof(UnitStatusInfo
, ip_ingress_bytes
) },
5515 { "IPEgressBytes", "t", NULL
, offsetof(UnitStatusInfo
, ip_egress_bytes
) },
5516 { "IOReadBytes", "t", NULL
, offsetof(UnitStatusInfo
, io_read_bytes
) },
5517 { "IOWriteBytes", "t", NULL
, offsetof(UnitStatusInfo
, io_write_bytes
) },
5518 { "ExecCondition", "a(sasbttttuii)", map_exec
, 0 },
5519 { "ExecConditionEx", "a(sasasttttuii)", map_exec
, 0 },
5520 { "ExecStartPre", "a(sasbttttuii)", map_exec
, 0 },
5521 { "ExecStartPreEx", "a(sasasttttuii)", map_exec
, 0 },
5522 { "ExecStart", "a(sasbttttuii)", map_exec
, 0 },
5523 { "ExecStartEx", "a(sasasttttuii)", map_exec
, 0 },
5524 { "ExecStartPost", "a(sasbttttuii)", map_exec
, 0 },
5525 { "ExecStartPostEx", "a(sasasttttuii)", map_exec
, 0 },
5526 { "ExecReload", "a(sasbttttuii)", map_exec
, 0 },
5527 { "ExecReloadEx", "a(sasasttttuii)", map_exec
, 0 },
5528 { "ExecStopPre", "a(sasbttttuii)", map_exec
, 0 },
5529 { "ExecStop", "a(sasbttttuii)", map_exec
, 0 },
5530 { "ExecStopEx", "a(sasasttttuii)", map_exec
, 0 },
5531 { "ExecStopPost", "a(sasbttttuii)", map_exec
, 0 },
5532 { "ExecStopPostEx", "a(sasasttttuii)", map_exec
, 0 },
5536 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5537 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5538 _cleanup_set_free_ Set
*found_properties
= NULL
;
5539 _cleanup_(unit_status_info_free
) UnitStatusInfo info
= {
5540 .memory_current
= (uint64_t) -1,
5541 .memory_high
= CGROUP_LIMIT_MAX
,
5542 .memory_max
= CGROUP_LIMIT_MAX
,
5543 .memory_swap_max
= CGROUP_LIMIT_MAX
,
5544 .memory_limit
= (uint64_t) -1,
5545 .cpu_usage_nsec
= (uint64_t) -1,
5546 .tasks_current
= (uint64_t) -1,
5547 .tasks_max
= (uint64_t) -1,
5548 .ip_ingress_bytes
= (uint64_t) -1,
5549 .ip_egress_bytes
= (uint64_t) -1,
5550 .io_read_bytes
= UINT64_MAX
,
5551 .io_write_bytes
= UINT64_MAX
,
5559 log_debug("Showing one %s", path
);
5561 r
= bus_map_all_properties(
5563 "org.freedesktop.systemd1",
5565 show_mode
== SYSTEMCTL_SHOW_STATUS
? status_map
: property_map
,
5566 BUS_MAP_BOOLEAN_AS_BOOL
,
5571 return log_error_errno(r
, "Failed to get properties: %s", bus_error_message(&error
, r
));
5573 if (unit
&& streq_ptr(info
.load_state
, "not-found") && streq_ptr(info
.active_state
, "inactive")) {
5574 log_full(show_mode
== SYSTEMCTL_SHOW_STATUS
? LOG_ERR
: LOG_DEBUG
,
5575 "Unit %s could not be found.", unit
);
5577 if (show_mode
== SYSTEMCTL_SHOW_STATUS
)
5578 return EXIT_PROGRAM_OR_SERVICES_STATUS_UNKNOWN
;
5579 else if (show_mode
== SYSTEMCTL_SHOW_HELP
)
5588 if (show_mode
== SYSTEMCTL_SHOW_STATUS
) {
5589 print_status_info(bus
, &info
, ellipsized
);
5591 if (info
.active_state
&& !STR_IN_SET(info
.active_state
, "active", "reloading"))
5592 return EXIT_PROGRAM_NOT_RUNNING
;
5594 return EXIT_PROGRAM_RUNNING_OR_SERVICE_OK
;
5596 } else if (show_mode
== SYSTEMCTL_SHOW_HELP
) {
5597 show_unit_help(&info
);
5601 r
= sd_bus_message_rewind(reply
, true);
5603 return log_error_errno(r
, "Failed to rewind: %s", bus_error_message(&error
, r
));
5605 r
= bus_message_print_all_properties(reply
, print_property
, arg_properties
, arg_value
, arg_all
, &found_properties
);
5607 return bus_log_parse_error(r
);
5609 STRV_FOREACH(pp
, arg_properties
)
5610 if (!set_contains(found_properties
, *pp
))
5611 log_debug("Property %s does not exist.", *pp
);
5616 static int get_unit_dbus_path_by_pid(
5621 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5622 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5626 r
= bus_call_method(bus
, bus_systemd_mgr
, "GetUnitByPID", &error
, &reply
, "u", pid
);
5628 return log_error_errno(r
, "Failed to get unit for PID %"PRIu32
": %s", pid
, bus_error_message(&error
, r
));
5630 r
= sd_bus_message_read(reply
, "o", &u
);
5632 return bus_log_parse_error(r
);
5642 static int show_all(
5647 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
5648 _cleanup_free_ UnitInfo
*unit_infos
= NULL
;
5653 r
= get_unit_list(bus
, NULL
, NULL
, &unit_infos
, 0, &reply
);
5657 (void) pager_open(arg_pager_flags
);
5661 typesafe_qsort(unit_infos
, c
, compare_unit_info
);
5663 for (u
= unit_infos
; u
< unit_infos
+ c
; u
++) {
5664 _cleanup_free_
char *p
= NULL
;
5666 p
= unit_dbus_path_from_name(u
->id
);
5670 r
= show_one(bus
, p
, u
->id
, SYSTEMCTL_SHOW_STATUS
, new_line
, ellipsized
);
5673 else if (r
> 0 && ret
== 0)
5680 static int show_system_status(sd_bus
*bus
) {
5681 char since1
[FORMAT_TIMESTAMP_RELATIVE_MAX
], since2
[FORMAT_TIMESTAMP_MAX
];
5682 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5683 _cleanup_(machine_info_clear
) struct machine_info mi
= {};
5684 _cleanup_free_
char *hn
= NULL
;
5685 const char *on
, *off
;
5688 hn
= gethostname_malloc();
5692 r
= bus_map_all_properties(
5694 "org.freedesktop.systemd1",
5695 "/org/freedesktop/systemd1",
5696 machine_info_property_map
,
5702 return log_error_errno(r
, "Failed to read server status: %s", bus_error_message(&error
, r
));
5704 if (streq_ptr(mi
.state
, "degraded")) {
5705 on
= ansi_highlight_red();
5706 off
= ansi_normal();
5707 } else if (streq_ptr(mi
.state
, "running")) {
5708 on
= ansi_highlight_green();
5709 off
= ansi_normal();
5711 on
= ansi_highlight_yellow();
5712 off
= ansi_normal();
5715 printf("%s%s%s %s\n", on
, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE
), off
, arg_host
? arg_host
: hn
);
5717 printf(" State: %s%s%s\n",
5718 on
, strna(mi
.state
), off
);
5720 printf(" Jobs: %" PRIu32
" queued\n", mi
.n_jobs
);
5721 printf(" Failed: %" PRIu32
" units\n", mi
.n_failed_units
);
5723 printf(" Since: %s; %s\n",
5724 format_timestamp(since2
, sizeof(since2
), mi
.timestamp
),
5725 format_timestamp_relative(since1
, sizeof(since1
), mi
.timestamp
));
5727 printf(" CGroup: %s\n", mi
.control_group
?: "/");
5728 if (IN_SET(arg_transport
,
5729 BUS_TRANSPORT_LOCAL
,
5730 BUS_TRANSPORT_MACHINE
)) {
5731 static const char prefix
[] = " ";
5735 if (c
> sizeof(prefix
) - 1)
5736 c
-= sizeof(prefix
) - 1;
5740 show_cgroup(SYSTEMD_CGROUP_CONTROLLER
, strempty(mi
.control_group
), prefix
, c
, get_output_flags());
5746 static int show(int argc
, char *argv
[], void *userdata
) {
5747 bool new_line
= false, ellipsized
= false;
5748 SystemctlShowMode show_mode
;
5754 show_mode
= systemctl_show_mode_from_string(argv
[0]);
5756 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
5757 "Invalid argument.");
5759 if (show_mode
== SYSTEMCTL_SHOW_HELP
&& argc
<= 1)
5760 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
5761 "'help' command expects one or more unit names.\n"
5762 "(Alternatively, help for systemctl itself may be shown with --help)");
5764 r
= acquire_bus(BUS_MANAGER
, &bus
);
5768 (void) pager_open(arg_pager_flags
);
5770 /* If no argument is specified inspect the manager itself */
5771 if (show_mode
== SYSTEMCTL_SHOW_PROPERTIES
&& argc
<= 1)
5772 return show_one(bus
, "/org/freedesktop/systemd1", NULL
, show_mode
, &new_line
, &ellipsized
);
5774 if (show_mode
== SYSTEMCTL_SHOW_STATUS
&& argc
<= 1) {
5776 show_system_status(bus
);
5780 ret
= show_all(bus
, &new_line
, &ellipsized
);
5782 _cleanup_free_
char **patterns
= NULL
;
5785 STRV_FOREACH(name
, strv_skip(argv
, 1)) {
5786 _cleanup_free_
char *path
= NULL
, *unit
= NULL
;
5789 if (safe_atou32(*name
, &id
) < 0) {
5790 if (strv_push(&patterns
, *name
) < 0)
5794 } else if (show_mode
== SYSTEMCTL_SHOW_PROPERTIES
) {
5795 /* Interpret as job id */
5796 if (asprintf(&path
, "/org/freedesktop/systemd1/job/%u", id
) < 0)
5800 /* Interpret as PID */
5801 r
= get_unit_dbus_path_by_pid(bus
, id
, &path
);
5807 r
= unit_name_from_dbus_path(path
, &unit
);
5812 r
= show_one(bus
, path
, unit
, show_mode
, &new_line
, &ellipsized
);
5815 else if (r
> 0 && ret
== 0)
5819 if (!strv_isempty(patterns
)) {
5820 _cleanup_strv_free_
char **names
= NULL
;
5822 r
= expand_names(bus
, patterns
, NULL
, &names
, NULL
);
5824 return log_error_errno(r
, "Failed to expand names: %m");
5826 r
= maybe_extend_with_unit_dependencies(bus
, &names
);
5830 STRV_FOREACH(name
, names
) {
5831 _cleanup_free_
char *path
;
5833 path
= unit_dbus_path_from_name(*name
);
5837 r
= show_one(bus
, path
, *name
, show_mode
, &new_line
, &ellipsized
);
5840 if (r
> 0 && ret
== 0)
5846 if (ellipsized
&& !arg_quiet
)
5847 printf("Hint: Some lines were ellipsized, use -l to show in full.\n");
5852 static int cat(int argc
, char *argv
[], void *userdata
) {
5853 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
5854 _cleanup_strv_free_
char **names
= NULL
;
5860 /* Include all units by default — i.e. continue as if the --all
5861 * option was used */
5862 if (strv_isempty(arg_states
))
5865 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
5866 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Cannot remotely cat units.");
5868 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
5870 return log_error_errno(r
, "Failed to determine unit paths: %m");
5872 r
= acquire_bus(BUS_MANAGER
, &bus
);
5876 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
, NULL
);
5878 return log_error_errno(r
, "Failed to expand names: %m");
5880 r
= maybe_extend_with_unit_dependencies(bus
, &names
);
5884 (void) pager_open(arg_pager_flags
);
5886 STRV_FOREACH(name
, names
) {
5887 _cleanup_free_
char *fragment_path
= NULL
;
5888 _cleanup_strv_free_
char **dropin_paths
= NULL
;
5890 r
= unit_find_paths(bus
, *name
, &lp
, false, &fragment_path
, &dropin_paths
);
5891 if (r
== -ERFKILL
) {
5892 printf("%s# Unit %s is masked%s.\n",
5893 ansi_highlight_magenta(),
5898 if (r
== -EKEYREJECTED
) {
5899 printf("%s# Unit %s could not be loaded.%s\n",
5900 ansi_highlight_magenta(),
5908 /* Skip units which have no on-disk counterpart, but
5909 * propagate the error to the user */
5919 if (need_daemon_reload(bus
, *name
) > 0) /* ignore errors (<0), this is informational output */
5921 "%s# Warning: %s changed on disk, the version systemd has loaded is outdated.\n"
5922 "%s# This output shows the current version of the unit's original fragment and drop-in files.\n"
5923 "%s# If fragments or drop-ins were added or removed, they are not properly reflected in this output.\n"
5924 "%s# Run 'systemctl%s daemon-reload' to reload units.%s\n",
5925 ansi_highlight_red(),
5927 ansi_highlight_red(),
5928 ansi_highlight_red(),
5929 ansi_highlight_red(),
5930 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user",
5933 r
= cat_files(fragment_path
, dropin_paths
, 0);
5941 static int set_property(int argc
, char *argv
[], void *userdata
) {
5942 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5943 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5944 _cleanup_free_
char *n
= NULL
;
5949 r
= acquire_bus(BUS_MANAGER
, &bus
);
5953 polkit_agent_open_maybe();
5955 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, "SetUnitProperties");
5957 return bus_log_create_error(r
);
5959 r
= unit_name_mangle(argv
[1], arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
, &n
);
5961 return log_error_errno(r
, "Failed to mangle unit name: %m");
5963 t
= unit_name_to_type(n
);
5965 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Invalid unit type: %s", n
);
5967 r
= sd_bus_message_append(m
, "sb", n
, arg_runtime
);
5969 return bus_log_create_error(r
);
5971 r
= sd_bus_message_open_container(m
, SD_BUS_TYPE_ARRAY
, "(sv)");
5973 return bus_log_create_error(r
);
5975 r
= bus_append_unit_property_assignment_many(m
, t
, strv_skip(argv
, 2));
5979 r
= sd_bus_message_close_container(m
);
5981 return bus_log_create_error(r
);
5983 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
5985 return log_error_errno(r
, "Failed to set unit properties on %s: %s", n
, bus_error_message(&error
, r
));
5990 static int daemon_reload(int argc
, char *argv
[], void *userdata
) {
5991 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
5992 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
5997 r
= acquire_bus(BUS_MANAGER
, &bus
);
6001 polkit_agent_open_maybe();
6003 switch (arg_action
) {
6010 method
= "Reexecute";
6013 case ACTION_SYSTEMCTL
:
6014 method
= streq(argv
[0], "daemon-reexec") ? "Reexecute" :
6015 /* "daemon-reload" */ "Reload";
6019 assert_not_reached("Unexpected action");
6022 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, method
);
6024 return bus_log_create_error(r
);
6026 /* Note we use an extra-long timeout here. This is because a reload or reexec means generators are rerun which
6027 * are timed out after DEFAULT_TIMEOUT_USEC. Let's use twice that time here, so that the generators can have
6028 * their timeout, and for everything else there's the same time budget in place. */
6030 r
= sd_bus_call(bus
, m
, DEFAULT_TIMEOUT_USEC
* 2, &error
, NULL
);
6032 /* On reexecution, we expect a disconnect, not a reply */
6033 if (IN_SET(r
, -ETIMEDOUT
, -ECONNRESET
) && streq(method
, "Reexecute"))
6036 if (r
< 0 && arg_action
== ACTION_SYSTEMCTL
)
6037 return log_error_errno(r
, "Failed to reload daemon: %s", bus_error_message(&error
, r
));
6039 /* Note that for the legacy commands (i.e. those with action != ACTION_SYSTEMCTL) we support fallbacks to the
6040 * old ways of doing things, hence don't log any error in that case here. */
6042 return r
< 0 ? r
: 0;
6045 static int trivial_method(int argc
, char *argv
[], void *userdata
) {
6046 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6054 r
= acquire_bus(BUS_MANAGER
, &bus
);
6058 polkit_agent_open_maybe();
6061 streq(argv
[0], "clear-jobs") ||
6062 streq(argv
[0], "cancel") ? "ClearJobs" :
6063 streq(argv
[0], "reset-failed") ? "ResetFailed" :
6064 streq(argv
[0], "halt") ? "Halt" :
6065 streq(argv
[0], "reboot") ? "Reboot" :
6066 streq(argv
[0], "kexec") ? "KExec" :
6067 streq(argv
[0], "exit") ? "Exit" :
6068 /* poweroff */ "PowerOff";
6070 r
= bus_call_method(bus
, bus_systemd_mgr
, method
, &error
, NULL
, NULL
);
6071 if (r
< 0 && arg_action
== ACTION_SYSTEMCTL
)
6072 return log_error_errno(r
, "Failed to execute operation: %s", bus_error_message(&error
, r
));
6074 /* Note that for the legacy commands (i.e. those with action != ACTION_SYSTEMCTL) we support fallbacks to the
6075 * old ways of doing things, hence don't log any error in that case here. */
6077 return r
< 0 ? r
: 0;
6080 static int reset_failed(int argc
, char *argv
[], void *userdata
) {
6081 _cleanup_strv_free_
char **names
= NULL
;
6087 return trivial_method(argc
, argv
, userdata
);
6089 r
= acquire_bus(BUS_MANAGER
, &bus
);
6093 polkit_agent_open_maybe();
6095 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
, NULL
);
6097 return log_error_errno(r
, "Failed to expand names: %m");
6099 STRV_FOREACH(name
, names
) {
6100 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6102 q
= bus_call_method(bus
, bus_systemd_mgr
, "ResetFailedUnit", &error
, NULL
, "s", *name
);
6104 log_error_errno(q
, "Failed to reset failed state of unit %s: %s", *name
, bus_error_message(&error
, q
));
6113 static int print_variable(const char *s
) {
6115 _cleanup_free_
char *esc
= NULL
;
6117 sep
= strchr(s
, '=');
6119 return log_error_errno(SYNTHETIC_ERRNO(EUCLEAN
),
6120 "Invalid environment block");
6122 esc
= shell_maybe_quote(sep
+ 1, ESCAPE_POSIX
);
6126 printf("%.*s=%s\n", (int)(sep
-s
), s
, esc
);
6130 static int show_environment(int argc
, char *argv
[], void *userdata
) {
6131 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6132 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
6137 r
= acquire_bus(BUS_MANAGER
, &bus
);
6141 (void) pager_open(arg_pager_flags
);
6143 r
= bus_get_property(bus
, bus_systemd_mgr
, "Environment", &error
, &reply
, "as");
6145 return log_error_errno(r
, "Failed to get environment: %s", bus_error_message(&error
, r
));
6147 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "s");
6149 return bus_log_parse_error(r
);
6151 while ((r
= sd_bus_message_read_basic(reply
, SD_BUS_TYPE_STRING
, &text
)) > 0) {
6152 r
= print_variable(text
);
6157 return bus_log_parse_error(r
);
6159 r
= sd_bus_message_exit_container(reply
);
6161 return bus_log_parse_error(r
);
6166 static int switch_root(int argc
, char *argv
[], void *userdata
) {
6167 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6168 _cleanup_free_
char *cmdline_init
= NULL
;
6169 const char *root
, *init
;
6173 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
6174 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Cannot switch root remotely.");
6176 if (argc
< 2 || argc
> 3)
6177 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Wrong number of arguments.");
6184 r
= proc_cmdline_get_key("init", 0, &cmdline_init
);
6186 log_debug_errno(r
, "Failed to parse /proc/cmdline: %m");
6188 init
= cmdline_init
;
6191 init
= empty_to_null(init
);
6193 const char *root_systemd_path
= NULL
, *root_init_path
= NULL
;
6195 root_systemd_path
= prefix_roota(root
, "/" SYSTEMD_BINARY_PATH
);
6196 root_init_path
= prefix_roota(root
, init
);
6198 /* If the passed init is actually the same as the
6199 * systemd binary, then let's suppress it. */
6200 if (files_same(root_init_path
, root_systemd_path
, 0) > 0)
6204 /* Instruct PID1 to exclude us from its killing spree applied during the transition. Otherwise we
6205 * would exit with a failure status even though the switch to the new root has succeed. */
6207 assert(saved_argv
[0]);
6208 saved_argv
[0][0] = '@';
6210 r
= acquire_bus(BUS_MANAGER
, &bus
);
6214 /* If we are slow to exit after the root switch, the new systemd instance
6215 * will send us a signal to terminate. Just ignore it and exit normally.
6216 * This way the unit does not end up as failed.
6218 r
= ignore_signals(SIGTERM
, -1);
6220 log_warning_errno(r
, "Failed to change disposition of SIGTERM to ignore: %m");
6222 log_debug("Switching root - root: %s; init: %s", root
, strna(init
));
6224 r
= bus_call_method(bus
, bus_systemd_mgr
, "SwitchRoot", &error
, NULL
, "ss", root
, init
);
6226 (void) default_signals(SIGTERM
, -1);
6228 return log_error_errno(r
, "Failed to switch root: %s", bus_error_message(&error
, r
));
6234 static int log_level(int argc
, char *argv
[], void *userdata
) {
6236 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6239 r
= acquire_bus(BUS_MANAGER
, &bus
);
6244 _cleanup_free_
char *level
= NULL
;
6246 r
= bus_get_property_string(bus
, bus_systemd_mgr
, "LogLevel", &error
, &level
);
6248 return log_error_errno(r
, "Failed to get log level: %s", bus_error_message(&error
, r
));
6255 r
= bus_set_property(bus
, bus_systemd_mgr
, "LogLevel", &error
, "s", argv
[1]);
6257 return log_error_errno(r
, "Failed to set log level: %s", bus_error_message(&error
, r
));
6263 static int log_target(int argc
, char *argv
[], void *userdata
) {
6265 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6268 r
= acquire_bus(BUS_MANAGER
, &bus
);
6273 _cleanup_free_
char *target
= NULL
;
6275 r
= bus_get_property_string(bus
, bus_systemd_mgr
, "LogTarget", &error
, &target
);
6277 return log_error_errno(r
, "Failed to get log target: %s", bus_error_message(&error
, r
));
6284 r
= bus_set_property(bus
, bus_systemd_mgr
, "LogTarget", &error
, "s", argv
[1]);
6286 return log_error_errno(r
, "Failed to set log target: %s", bus_error_message(&error
, r
));
6292 static int service_watchdogs(int argc
, char *argv
[], void *userdata
) {
6294 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6299 r
= acquire_bus(BUS_MANAGER
, &bus
);
6304 /* get ServiceWatchdogs */
6305 r
= bus_get_property_trivial(bus
, bus_systemd_mgr
, "ServiceWatchdogs", &error
, 'b', &b
);
6307 return log_error_errno(r
, "Failed to get service-watchdog state: %s", bus_error_message(&error
, r
));
6309 printf("%s\n", yes_no(!!b
));
6312 /* set ServiceWatchdogs */
6315 b
= parse_boolean(argv
[1]);
6317 return log_error_errno(b
, "Failed to parse service-watchdogs argument: %m");
6319 r
= bus_set_property(bus
, bus_systemd_mgr
, "ServiceWatchdogs", &error
, "b", b
);
6321 return log_error_errno(r
, "Failed to set service-watchdog state: %s", bus_error_message(&error
, r
));
6327 static int set_environment(int argc
, char *argv
[], void *userdata
) {
6328 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6329 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
6337 r
= acquire_bus(BUS_MANAGER
, &bus
);
6341 polkit_agent_open_maybe();
6343 method
= streq(argv
[0], "set-environment")
6345 : "UnsetEnvironment";
6347 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, method
);
6349 return bus_log_create_error(r
);
6351 r
= sd_bus_message_append_strv(m
, strv_skip(argv
, 1));
6353 return bus_log_create_error(r
);
6355 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
6357 return log_error_errno(r
, "Failed to set environment: %s", bus_error_message(&error
, r
));
6362 static int import_environment(int argc
, char *argv
[], void *userdata
) {
6363 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6364 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
6368 r
= acquire_bus(BUS_MANAGER
, &bus
);
6372 polkit_agent_open_maybe();
6374 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, "SetEnvironment");
6376 return bus_log_create_error(r
);
6379 r
= sd_bus_message_append_strv(m
, environ
);
6383 r
= sd_bus_message_open_container(m
, 'a', "s");
6385 return bus_log_create_error(r
);
6387 STRV_FOREACH(a
, strv_skip(argv
, 1)) {
6389 if (!env_name_is_valid(*a
))
6390 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Not a valid environment variable name: %s", *a
);
6392 STRV_FOREACH(b
, environ
) {
6395 eq
= startswith(*b
, *a
);
6396 if (eq
&& *eq
== '=') {
6398 r
= sd_bus_message_append(m
, "s", *b
);
6400 return bus_log_create_error(r
);
6407 r
= sd_bus_message_close_container(m
);
6410 return bus_log_create_error(r
);
6412 r
= sd_bus_call(bus
, m
, 0, &error
, NULL
);
6414 return log_error_errno(r
, "Failed to import environment: %s", bus_error_message(&error
, r
));
6419 static int enable_sysv_units(const char *verb
, char **args
) {
6422 #if HAVE_SYSV_COMPAT
6423 _cleanup_(lookup_paths_free
) LookupPaths paths
= {};
6426 /* Processes all SysV units, and reshuffles the array so that afterwards only the native units remain */
6428 if (arg_scope
!= UNIT_FILE_SYSTEM
)
6431 if (getenv_bool("SYSTEMCTL_SKIP_SYSV") > 0)
6434 if (!STR_IN_SET(verb
,
6440 r
= lookup_paths_init(&paths
, arg_scope
, LOOKUP_PATHS_EXCLUDE_GENERATED
, arg_root
);
6447 const char *argv
[] = {
6448 ROOTLIBEXECDIR
"/systemd-sysv-install",
6455 _cleanup_free_
char *p
= NULL
, *q
= NULL
, *l
= NULL
, *v
= NULL
;
6456 bool found_native
= false, found_sysv
;
6464 if (!endswith(name
, ".service"))
6467 if (path_is_absolute(name
))
6470 j
= unit_file_exists(arg_scope
, &paths
, name
);
6471 if (j
< 0 && !IN_SET(j
, -ELOOP
, -ERFKILL
, -EADDRNOTAVAIL
))
6472 return log_error_errno(j
, "Failed to look up unit file state: %m");
6473 found_native
= j
!= 0;
6475 /* If we have both a native unit and a SysV script, enable/disable them both (below); for is-enabled,
6476 * prefer the native unit */
6477 if (found_native
&& streq(verb
, "is-enabled"))
6480 p
= path_join(arg_root
, SYSTEM_SYSVINIT_PATH
, name
);
6484 p
[strlen(p
) - STRLEN(".service")] = 0;
6485 found_sysv
= access(p
, F_OK
) >= 0;
6491 log_info("Synchronizing state of %s with SysV service script with %s.", name
, argv
[0]);
6493 log_info("%s is not a native service, redirecting to systemd-sysv-install.", name
);
6496 if (!isempty(arg_root
)) {
6497 q
= strjoin("--root=", arg_root
);
6504 /* Let's copy the verb, since it's still pointing directly into the original argv[] array we
6505 * got passed, but safe_fork() is likely going to rewrite that for the new child */
6511 argv
[c
++] = basename(p
);
6514 l
= strv_join((char**)argv
, " ");
6519 log_info("Executing: %s", l
);
6521 j
= safe_fork("(sysv-install)", FORK_RESET_SIGNALS
|FORK_DEATHSIG
|FORK_RLIMIT_NOFILE_SAFE
|FORK_LOG
, &pid
);
6526 execv(argv
[0], (char**) argv
);
6527 log_error_errno(errno
, "Failed to execute %s: %m", argv
[0]);
6528 _exit(EXIT_FAILURE
);
6531 j
= wait_for_terminate_and_check("sysv-install", pid
, WAIT_LOG_ABNORMAL
);
6534 if (streq(verb
, "is-enabled")) {
6535 if (j
== EXIT_SUCCESS
) {
6544 } else if (j
!= EXIT_SUCCESS
)
6545 return -EBADE
; /* We don't warn here, under the assumption the script already showed an explanation */
6550 /* Remove this entry, so that we don't try enabling it as native unit */
6553 assert(args
[f
] == name
);
6554 strv_remove(args
+ f
, name
);
6561 static int mangle_names(const char *operation
, char **original_names
, char ***mangled_names
) {
6562 char **i
, **l
, **name
;
6565 l
= i
= new(char*, strv_length(original_names
) + 1);
6569 STRV_FOREACH(name
, original_names
) {
6571 /* When enabling units qualified path names are OK,
6572 * too, hence allow them explicitly. */
6574 if (is_path(*name
)) {
6581 r
= unit_name_mangle_with_suffix(*name
, operation
,
6582 arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
,
6587 return log_error_errno(r
, "Failed to mangle unit name: %m");
6600 static int normalize_filenames(char **names
) {
6604 STRV_FOREACH(u
, names
)
6605 if (!path_is_absolute(*u
)) {
6606 char* normalized_path
;
6608 if (!isempty(arg_root
))
6609 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
6610 "Non-absolute paths are not allowed when --root is used: %s",
6613 if (!strchr(*u
,'/'))
6614 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
6615 "Link argument does contain at least one directory separator: %s",
6618 r
= path_make_absolute_cwd(*u
, &normalized_path
);
6622 free_and_replace(*u
, normalized_path
);
6628 static int normalize_names(char **names
, bool warn_if_path
) {
6630 bool was_path
= false;
6632 STRV_FOREACH(u
, names
) {
6638 r
= free_and_strdup(u
, basename(*u
));
6640 return log_error_errno(r
, "Failed to normalize unit file path: %m");
6645 if (warn_if_path
&& was_path
)
6646 log_warning("Warning: Can't execute disable on the unit file path. Proceeding with the unit name.");
6651 static int unit_exists(LookupPaths
*lp
, const char *unit
) {
6652 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6653 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*m
= NULL
;
6654 _cleanup_free_
char *path
= NULL
;
6655 static const struct bus_properties_map property_map
[] = {
6656 { "LoadState", "s", NULL
, offsetof(UnitStatusInfo
, load_state
) },
6657 { "ActiveState", "s", NULL
, offsetof(UnitStatusInfo
, active_state
)},
6660 UnitStatusInfo info
= {};
6664 if (unit_name_is_valid(unit
, UNIT_NAME_TEMPLATE
))
6665 return unit_find_template_path(unit
, lp
, NULL
, NULL
);
6667 path
= unit_dbus_path_from_name(unit
);
6671 r
= acquire_bus(BUS_MANAGER
, &bus
);
6675 r
= bus_map_all_properties(bus
, "org.freedesktop.systemd1", path
, property_map
, 0, &error
, &m
, &info
);
6677 return log_error_errno(r
, "Failed to get properties: %s", bus_error_message(&error
, r
));
6679 return !streq_ptr(info
.load_state
, "not-found") || !streq_ptr(info
.active_state
, "inactive");
6682 static int enable_unit(int argc
, char *argv
[], void *userdata
) {
6683 _cleanup_strv_free_
char **names
= NULL
;
6684 const char *verb
= argv
[0];
6685 UnitFileChange
*changes
= NULL
;
6686 size_t n_changes
= 0;
6687 int carries_install_info
= -1;
6688 bool ignore_carries_install_info
= arg_quiet
;
6694 r
= mangle_names("to enable", strv_skip(argv
, 1), &names
);
6698 r
= enable_sysv_units(verb
, names
);
6702 /* If the operation was fully executed by the SysV compat, let's finish early */
6703 if (strv_isempty(names
)) {
6704 if (arg_no_reload
|| install_client_side())
6706 return daemon_reload(argc
, argv
, userdata
);
6709 if (streq(verb
, "disable")) {
6710 r
= normalize_names(names
, true);
6715 if (streq(verb
, "link")) {
6716 r
= normalize_filenames(names
);
6721 if (install_client_side()) {
6722 UnitFileFlags flags
;
6724 flags
= args_to_flags();
6725 if (streq(verb
, "enable")) {
6726 r
= unit_file_enable(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6727 carries_install_info
= r
;
6728 } else if (streq(verb
, "disable"))
6729 r
= unit_file_disable(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6730 else if (streq(verb
, "reenable")) {
6731 r
= unit_file_reenable(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6732 carries_install_info
= r
;
6733 } else if (streq(verb
, "link"))
6734 r
= unit_file_link(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6735 else if (streq(verb
, "preset")) {
6736 r
= unit_file_preset(arg_scope
, flags
, arg_root
, names
, arg_preset_mode
, &changes
, &n_changes
);
6737 } else if (streq(verb
, "mask"))
6738 r
= unit_file_mask(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6739 else if (streq(verb
, "unmask"))
6740 r
= unit_file_unmask(arg_scope
, flags
, arg_root
, names
, &changes
, &n_changes
);
6741 else if (streq(verb
, "revert"))
6742 r
= unit_file_revert(arg_scope
, arg_root
, names
, &changes
, &n_changes
);
6744 assert_not_reached("Unknown verb");
6746 unit_file_dump_changes(r
, verb
, changes
, n_changes
, arg_quiet
);
6751 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
, *m
= NULL
;
6752 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6753 bool expect_carries_install_info
= false;
6754 bool send_runtime
= true, send_force
= true, send_preset_mode
= false;
6758 if (STR_IN_SET(verb
, "mask", "unmask")) {
6760 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
6762 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
6766 STRV_FOREACH(name
, names
) {
6767 r
= unit_exists(&lp
, *name
);
6771 log_notice("Unit %s does not exist, proceeding anyway.", *name
);
6775 r
= acquire_bus(BUS_MANAGER
, &bus
);
6779 polkit_agent_open_maybe();
6781 if (streq(verb
, "enable")) {
6782 method
= "EnableUnitFiles";
6783 expect_carries_install_info
= true;
6784 } else if (streq(verb
, "disable")) {
6785 method
= "DisableUnitFiles";
6787 } else if (streq(verb
, "reenable")) {
6788 method
= "ReenableUnitFiles";
6789 expect_carries_install_info
= true;
6790 } else if (streq(verb
, "link"))
6791 method
= "LinkUnitFiles";
6792 else if (streq(verb
, "preset")) {
6794 if (arg_preset_mode
!= UNIT_FILE_PRESET_FULL
) {
6795 method
= "PresetUnitFilesWithMode";
6796 send_preset_mode
= true;
6798 method
= "PresetUnitFiles";
6800 expect_carries_install_info
= true;
6801 ignore_carries_install_info
= true;
6802 } else if (streq(verb
, "mask"))
6803 method
= "MaskUnitFiles";
6804 else if (streq(verb
, "unmask")) {
6805 method
= "UnmaskUnitFiles";
6807 } else if (streq(verb
, "revert")) {
6808 method
= "RevertUnitFiles";
6809 send_runtime
= send_force
= false;
6811 assert_not_reached("Unknown verb");
6813 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, method
);
6815 return bus_log_create_error(r
);
6817 r
= sd_bus_message_append_strv(m
, names
);
6819 return bus_log_create_error(r
);
6821 if (send_preset_mode
) {
6822 r
= sd_bus_message_append(m
, "s", unit_file_preset_mode_to_string(arg_preset_mode
));
6824 return bus_log_create_error(r
);
6828 r
= sd_bus_message_append(m
, "b", arg_runtime
);
6830 return bus_log_create_error(r
);
6834 r
= sd_bus_message_append(m
, "b", arg_force
);
6836 return bus_log_create_error(r
);
6839 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
6841 return log_error_errno(r
, "Failed to %s unit: %s", verb
, bus_error_message(&error
, r
));
6843 if (expect_carries_install_info
) {
6844 r
= sd_bus_message_read(reply
, "b", &carries_install_info
);
6846 return bus_log_parse_error(r
);
6849 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
6853 /* Try to reload if enabled */
6855 r
= daemon_reload(argc
, argv
, userdata
);
6860 if (carries_install_info
== 0 && !ignore_carries_install_info
)
6861 log_notice("The unit files have no installation config (WantedBy=, RequiredBy=, Also=,\n"
6862 "Alias= settings in the [Install] section, and DefaultInstance= for template\n"
6863 "units). This means they are not meant to be enabled using systemctl.\n"
6864 " \n" /* trick: the space is needed so that the line does not get stripped from output */
6865 "Possible reasons for having this kind of units are:\n"
6866 "%1$s A unit may be statically enabled by being symlinked from another unit's\n"
6867 " .wants/ or .requires/ directory.\n"
6868 "%1$s A unit's purpose may be to act as a helper for some other unit which has\n"
6869 " a requirement dependency on it.\n"
6870 "%1$s A unit may be started when needed via activation (socket, path, timer,\n"
6871 " D-Bus, udev, scripted systemctl call, ...).\n"
6872 "%1$s In case of template units, the unit is meant to be enabled with some\n"
6873 " instance name specified.",
6874 special_glyph(SPECIAL_GLYPH_BULLET
));
6876 if (arg_now
&& STR_IN_SET(argv
[0], "enable", "disable", "mask")) {
6880 r
= acquire_bus(BUS_MANAGER
, &bus
);
6884 len
= strv_length(names
);
6886 char *new_args
[len
+ 2];
6888 new_args
[0] = (char*) (streq(argv
[0], "enable") ? "start" : "stop");
6889 for (i
= 0; i
< len
; i
++)
6890 new_args
[i
+ 1] = basename(names
[i
]);
6891 new_args
[i
+ 1] = NULL
;
6893 r
= start_unit(len
+ 1, new_args
, userdata
);
6898 unit_file_changes_free(changes
, n_changes
);
6903 static int add_dependency(int argc
, char *argv
[], void *userdata
) {
6904 _cleanup_strv_free_
char **names
= NULL
;
6905 _cleanup_free_
char *target
= NULL
;
6906 const char *verb
= argv
[0];
6907 UnitFileChange
*changes
= NULL
;
6908 size_t n_changes
= 0;
6915 r
= unit_name_mangle_with_suffix(argv
[1], "as target",
6916 arg_quiet
? 0 : UNIT_NAME_MANGLE_WARN
,
6917 ".target", &target
);
6919 return log_error_errno(r
, "Failed to mangle unit name: %m");
6921 r
= mangle_names("as dependency", strv_skip(argv
, 2), &names
);
6925 if (streq(verb
, "add-wants"))
6927 else if (streq(verb
, "add-requires"))
6928 dep
= UNIT_REQUIRES
;
6930 assert_not_reached("Unknown verb");
6932 if (install_client_side()) {
6933 r
= unit_file_add_dependency(arg_scope
, args_to_flags(), arg_root
, names
, target
, dep
, &changes
, &n_changes
);
6934 unit_file_dump_changes(r
, "add dependency on", changes
, n_changes
, arg_quiet
);
6939 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
, *m
= NULL
;
6940 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6943 r
= acquire_bus(BUS_MANAGER
, &bus
);
6947 polkit_agent_open_maybe();
6949 r
= bus_message_new_method_call(bus
, &m
, bus_systemd_mgr
, "AddDependencyUnitFiles");
6951 return bus_log_create_error(r
);
6953 r
= sd_bus_message_append_strv(m
, names
);
6955 return bus_log_create_error(r
);
6957 r
= sd_bus_message_append(m
, "ssbb", target
, unit_dependency_to_string(dep
), arg_runtime
, arg_force
);
6959 return bus_log_create_error(r
);
6961 r
= sd_bus_call(bus
, m
, 0, &error
, &reply
);
6963 return log_error_errno(r
, "Failed to add dependency: %s", bus_error_message(&error
, r
));
6965 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
6969 if (arg_no_reload
) {
6974 r
= daemon_reload(argc
, argv
, userdata
);
6978 unit_file_changes_free(changes
, n_changes
);
6983 static int preset_all(int argc
, char *argv
[], void *userdata
) {
6984 UnitFileChange
*changes
= NULL
;
6985 size_t n_changes
= 0;
6988 if (install_client_side()) {
6989 r
= unit_file_preset_all(arg_scope
, args_to_flags(), arg_root
, arg_preset_mode
, &changes
, &n_changes
);
6990 unit_file_dump_changes(r
, "preset", changes
, n_changes
, arg_quiet
);
6995 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
6996 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
6999 r
= acquire_bus(BUS_MANAGER
, &bus
);
7003 polkit_agent_open_maybe();
7005 r
= bus_call_method(
7008 "PresetAllUnitFiles",
7012 unit_file_preset_mode_to_string(arg_preset_mode
),
7016 return log_error_errno(r
, "Failed to preset all units: %s", bus_error_message(&error
, r
));
7018 r
= bus_deserialize_and_dump_unit_file_changes(reply
, arg_quiet
, &changes
, &n_changes
);
7022 if (arg_no_reload
) {
7027 r
= daemon_reload(argc
, argv
, userdata
);
7031 unit_file_changes_free(changes
, n_changes
);
7036 static int show_installation_targets_client_side(const char *name
) {
7037 UnitFileChange
*changes
= NULL
;
7038 size_t n_changes
= 0, i
;
7039 UnitFileFlags flags
;
7043 p
= STRV_MAKE(name
);
7044 flags
= UNIT_FILE_DRY_RUN
|
7045 (arg_runtime
? UNIT_FILE_RUNTIME
: 0);
7047 r
= unit_file_disable(UNIT_FILE_SYSTEM
, flags
, NULL
, p
, &changes
, &n_changes
);
7049 return log_error_errno(r
, "Failed to get file links for %s: %m", name
);
7051 for (i
= 0; i
< n_changes
; i
++)
7052 if (changes
[i
].type
== UNIT_FILE_UNLINK
)
7053 printf(" %s\n", changes
[i
].path
);
7058 static int show_installation_targets(sd_bus
*bus
, const char *name
) {
7059 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
7060 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
7064 r
= bus_call_method(bus
, bus_systemd_mgr
, "GetUnitFileLinks", &error
, &reply
, "sb", name
, arg_runtime
);
7066 return log_error_errno(r
, "Failed to get unit file links for %s: %s", name
, bus_error_message(&error
, r
));
7068 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "s");
7070 return bus_log_parse_error(r
);
7072 while ((r
= sd_bus_message_read(reply
, "s", &link
)) > 0)
7073 printf(" %s\n", link
);
7076 return bus_log_parse_error(r
);
7078 r
= sd_bus_message_exit_container(reply
);
7080 return bus_log_parse_error(r
);
7085 static int unit_is_enabled(int argc
, char *argv
[], void *userdata
) {
7086 _cleanup_strv_free_
char **names
= NULL
;
7091 r
= mangle_names("to check", strv_skip(argv
, 1), &names
);
7095 r
= enable_sysv_units(argv
[0], names
);
7101 if (install_client_side()) {
7102 STRV_FOREACH(name
, names
) {
7103 UnitFileState state
;
7105 r
= unit_file_get_state(arg_scope
, arg_root
, *name
, &state
);
7107 return log_error_errno(r
, "Failed to get unit file state for %s: %m", *name
);
7111 UNIT_FILE_ENABLED_RUNTIME
,
7115 UNIT_FILE_GENERATED
))
7119 puts(unit_file_state_to_string(state
));
7121 r
= show_installation_targets_client_side(*name
);
7130 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
7133 r
= acquire_bus(BUS_MANAGER
, &bus
);
7137 STRV_FOREACH(name
, names
) {
7138 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
7141 r
= bus_call_method(bus
, bus_systemd_mgr
, "GetUnitFileState", &error
, &reply
, "s", *name
);
7143 return log_error_errno(r
, "Failed to get unit file state for %s: %s", *name
, bus_error_message(&error
, r
));
7145 r
= sd_bus_message_read(reply
, "s", &s
);
7147 return bus_log_parse_error(r
);
7149 if (STR_IN_SET(s
, "enabled", "enabled-runtime", "static", "indirect", "generated"))
7155 r
= show_installation_targets(bus
, *name
);
7163 return enabled
? EXIT_SUCCESS
: EXIT_FAILURE
;
7166 static int match_startup_finished(sd_bus_message
*m
, void *userdata
, sd_bus_error
*error
) {
7167 char **state
= userdata
;
7172 r
= bus_get_property_string(sd_bus_message_get_bus(m
), bus_systemd_mgr
, "SystemState", NULL
, state
);
7174 sd_event_exit(sd_bus_get_event(sd_bus_message_get_bus(m
)), r
);
7178 static int is_system_running(int argc
, char *argv
[], void *userdata
) {
7179 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
7180 _cleanup_(sd_bus_slot_unrefp
) sd_bus_slot
*slot_startup_finished
= NULL
;
7181 _cleanup_(sd_event_unrefp
) sd_event
* event
= NULL
;
7182 _cleanup_free_
char *state
= NULL
;
7186 if (running_in_chroot() > 0 || (arg_transport
== BUS_TRANSPORT_LOCAL
&& !sd_booted())) {
7189 return EXIT_FAILURE
;
7192 r
= acquire_bus(BUS_MANAGER
, &bus
);
7197 r
= sd_event_default(&event
);
7199 r
= sd_bus_attach_event(bus
, event
, 0);
7201 r
= bus_match_signal_async(
7203 &slot_startup_finished
,
7206 match_startup_finished
, NULL
, &state
);
7208 log_warning_errno(r
, "Failed to request match for StartupFinished: %m");
7213 r
= bus_get_property_string(bus
, bus_systemd_mgr
, "SystemState", &error
, &state
);
7215 log_warning_errno(r
, "Failed to query system state: %s", bus_error_message(&error
, r
));
7219 return EXIT_FAILURE
;
7222 if (arg_wait
&& STR_IN_SET(state
, "initializing", "starting")) {
7223 r
= sd_event_loop(event
);
7225 log_warning_errno(r
, "Failed to get property from event loop: %m");
7228 return EXIT_FAILURE
;
7235 return streq(state
, "running") ? EXIT_SUCCESS
: EXIT_FAILURE
;
7238 static int create_edit_temp_file(const char *new_path
, const char *original_path
, char **ret_tmp_fn
) {
7239 _cleanup_free_
char *t
= NULL
;
7243 assert(original_path
);
7246 r
= tempfn_random(new_path
, NULL
, &t
);
7248 return log_error_errno(r
, "Failed to determine temporary filename for \"%s\": %m", new_path
);
7250 r
= mkdir_parents(new_path
, 0755);
7252 return log_error_errno(r
, "Failed to create directories for \"%s\": %m", new_path
);
7254 r
= copy_file(original_path
, t
, 0, 0644, 0, 0, COPY_REFLINK
);
7259 return log_error_errno(r
, "Failed to create temporary file \"%s\": %m", t
);
7262 return log_error_errno(r
, "Failed to create temporary file for \"%s\": %m", new_path
);
7264 *ret_tmp_fn
= TAKE_PTR(t
);
7269 static int get_file_to_edit(
7270 const LookupPaths
*paths
,
7274 _cleanup_free_
char *path
= NULL
, *run
= NULL
;
7279 path
= path_join(paths
->persistent_config
, name
);
7284 run
= path_join(paths
->runtime_config
, name
);
7290 if (access(path
, F_OK
) >= 0)
7291 return log_error_errno(SYNTHETIC_ERRNO(EEXIST
),
7292 "Refusing to create \"%s\" because it would be overridden by \"%s\" anyway.",
7295 *ret_path
= TAKE_PTR(run
);
7297 *ret_path
= TAKE_PTR(path
);
7302 static int unit_file_create_new(
7303 const LookupPaths
*paths
,
7304 const char *unit_name
,
7306 char **ret_new_path
,
7307 char **ret_tmp_path
) {
7309 _cleanup_free_
char *new_path
= NULL
, *tmp_path
= NULL
;
7314 assert(ret_new_path
);
7315 assert(ret_tmp_path
);
7317 ending
= strjoina(unit_name
, suffix
);
7318 r
= get_file_to_edit(paths
, ending
, &new_path
);
7322 r
= create_edit_temp_file(new_path
, new_path
, &tmp_path
);
7326 *ret_new_path
= TAKE_PTR(new_path
);
7327 *ret_tmp_path
= TAKE_PTR(tmp_path
);
7332 static int unit_file_create_copy(
7333 const LookupPaths
*paths
,
7334 const char *unit_name
,
7335 const char *fragment_path
,
7336 char **ret_new_path
,
7337 char **ret_tmp_path
) {
7339 _cleanup_free_
char *new_path
= NULL
, *tmp_path
= NULL
;
7342 assert(fragment_path
);
7344 assert(ret_new_path
);
7345 assert(ret_tmp_path
);
7347 r
= get_file_to_edit(paths
, unit_name
, &new_path
);
7351 if (!path_equal(fragment_path
, new_path
) && access(new_path
, F_OK
) >= 0) {
7354 r
= ask_char(&response
, "yn", "\"%s\" already exists. Overwrite with \"%s\"? [(y)es, (n)o] ", new_path
, fragment_path
);
7357 if (response
!= 'y')
7358 return log_warning_errno(SYNTHETIC_ERRNO(EKEYREJECTED
), "%s skipped.", unit_name
);
7361 r
= create_edit_temp_file(new_path
, fragment_path
, &tmp_path
);
7365 *ret_new_path
= TAKE_PTR(new_path
);
7366 *ret_tmp_path
= TAKE_PTR(tmp_path
);
7371 static int run_editor(char **paths
) {
7376 r
= safe_fork("(editor)", FORK_RESET_SIGNALS
|FORK_DEATHSIG
|FORK_RLIMIT_NOFILE_SAFE
|FORK_LOG
|FORK_WAIT
, NULL
);
7380 char **editor_args
= NULL
, **tmp_path
, **original_path
;
7381 size_t n_editor_args
= 0, i
= 1, argc
;
7382 const char **args
, *editor
, *p
;
7384 argc
= strv_length(paths
)/2 + 1;
7386 /* SYSTEMD_EDITOR takes precedence over EDITOR which takes precedence over VISUAL
7387 * If neither SYSTEMD_EDITOR nor EDITOR nor VISUAL are present,
7388 * we try to execute well known editors
7390 editor
= getenv("SYSTEMD_EDITOR");
7392 editor
= getenv("EDITOR");
7394 editor
= getenv("VISUAL");
7396 if (!isempty(editor
)) {
7397 editor_args
= strv_split(editor
, WHITESPACE
);
7400 _exit(EXIT_FAILURE
);
7402 n_editor_args
= strv_length(editor_args
);
7403 argc
+= n_editor_args
- 1;
7406 args
= newa(const char*, argc
+ 1);
7408 if (n_editor_args
> 0) {
7409 args
[0] = editor_args
[0];
7410 for (; i
< n_editor_args
; i
++)
7411 args
[i
] = editor_args
[i
];
7414 STRV_FOREACH_PAIR(original_path
, tmp_path
, paths
)
7415 args
[i
++] = *tmp_path
;
7418 if (n_editor_args
> 0)
7419 execvp(args
[0], (char* const*) args
);
7421 FOREACH_STRING(p
, "editor", "nano", "vim", "vi") {
7423 execvp(p
, (char* const*) args
);
7424 /* We do not fail if the editor doesn't exist
7425 * because we want to try each one of them before
7428 if (errno
!= ENOENT
) {
7429 log_error_errno(errno
, "Failed to execute %s: %m", editor
);
7430 _exit(EXIT_FAILURE
);
7434 log_error("Cannot edit unit(s), no editor available. Please set either $SYSTEMD_EDITOR, $EDITOR or $VISUAL.");
7435 _exit(EXIT_FAILURE
);
7441 static int find_paths_to_edit(sd_bus
*bus
, char **names
, char ***paths
) {
7442 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
7449 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
7453 STRV_FOREACH(name
, names
) {
7454 _cleanup_free_
char *path
= NULL
, *new_path
= NULL
, *tmp_path
= NULL
, *tmp_name
= NULL
;
7455 const char *unit_name
;
7457 r
= unit_find_paths(bus
, *name
, &lp
, false, &path
, NULL
);
7458 if (r
== -EKEYREJECTED
) {
7459 /* If loading of the unit failed server side complete, then the server won't tell us the unit
7460 * file path. In that case, find the file client side. */
7461 log_debug_errno(r
, "Unit '%s' was not loaded correctly, retrying client-side.", *name
);
7462 r
= unit_find_paths(bus
, *name
, &lp
, true, &path
, NULL
);
7465 return log_error_errno(r
, "Unit '%s' masked, cannot edit.", *name
);
7473 log_info("Run 'systemctl edit%s --force --full %s' to create a new unit.",
7474 arg_scope
== UNIT_FILE_GLOBAL
? " --global" :
7475 arg_scope
== UNIT_FILE_USER
? " --user" : "",
7480 /* Create a new unit from scratch */
7482 r
= unit_file_create_new(&lp
, unit_name
,
7483 arg_full
? NULL
: ".d/override.conf",
7484 &new_path
, &tmp_path
);
7488 unit_name
= basename(path
);
7489 /* We follow unit aliases, but we need to propagate the instance */
7490 if (unit_name_is_valid(*name
, UNIT_NAME_INSTANCE
) &&
7491 unit_name_is_valid(unit_name
, UNIT_NAME_TEMPLATE
)) {
7492 _cleanup_free_
char *instance
= NULL
;
7494 r
= unit_name_to_instance(*name
, &instance
);
7498 r
= unit_name_replace_instance(unit_name
, instance
, &tmp_name
);
7502 unit_name
= tmp_name
;
7506 r
= unit_file_create_copy(&lp
, unit_name
, path
, &new_path
, &tmp_path
);
7508 r
= unit_file_create_new(&lp
, unit_name
, ".d/override.conf", &new_path
, &tmp_path
);
7513 r
= strv_push_pair(paths
, new_path
, tmp_path
);
7517 new_path
= tmp_path
= NULL
;
7523 static int edit(int argc
, char *argv
[], void *userdata
) {
7524 _cleanup_(lookup_paths_free
) LookupPaths lp
= {};
7525 _cleanup_strv_free_
char **names
= NULL
;
7526 _cleanup_strv_free_
char **paths
= NULL
;
7527 char **original
, **tmp
;
7532 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Cannot edit units if not on a tty.");
7534 if (arg_transport
!= BUS_TRANSPORT_LOCAL
)
7535 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Cannot edit units remotely.");
7537 r
= lookup_paths_init(&lp
, arg_scope
, 0, arg_root
);
7539 return log_error_errno(r
, "Failed to determine unit paths: %m");
7541 r
= acquire_bus(BUS_MANAGER
, &bus
);
7545 r
= expand_names(bus
, strv_skip(argv
, 1), NULL
, &names
, NULL
);
7547 return log_error_errno(r
, "Failed to expand names: %m");
7549 STRV_FOREACH(tmp
, names
) {
7550 r
= unit_is_masked(bus
, &lp
, *tmp
);
7554 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "Cannot edit %s: unit is masked.", *tmp
);
7557 r
= find_paths_to_edit(bus
, names
, &paths
);
7561 if (strv_isempty(paths
))
7564 r
= run_editor(paths
);
7568 STRV_FOREACH_PAIR(original
, tmp
, paths
) {
7569 /* If the temporary file is empty we ignore it.
7570 * This allows the user to cancel the modification.
7572 if (null_or_empty_path(*tmp
)) {
7573 log_warning("Editing \"%s\" canceled: temporary file is empty.", *original
);
7577 r
= rename(*tmp
, *original
);
7579 r
= log_error_errno(errno
, "Failed to rename \"%s\" to \"%s\": %m", *tmp
, *original
);
7586 if (!arg_no_reload
&& !install_client_side())
7587 r
= daemon_reload(argc
, argv
, userdata
);
7590 STRV_FOREACH_PAIR(original
, tmp
, paths
) {
7591 (void) unlink(*tmp
);
7593 /* Removing empty dropin dirs */
7595 _cleanup_free_
char *dir
;
7597 dir
= dirname_malloc(*original
);
7601 /* no need to check if the dir is empty, rmdir
7602 * does nothing if it is not the case.
7611 static int systemctl_help(void) {
7612 _cleanup_free_
char *link
= NULL
;
7615 (void) pager_open(arg_pager_flags
);
7617 r
= terminal_urlify_man("systemctl", "1", &link
);
7621 printf("%1$s [OPTIONS...] COMMAND ...\n\n"
7622 "%5$sQuery or send control commands to the system manager.%6$s\n"
7623 "\n%3$sUnit Commands:%4$s\n"
7624 " list-units [PATTERN...] List units currently in memory\n"
7625 " list-sockets [PATTERN...] List socket units currently in memory,\n"
7626 " ordered by address\n"
7627 " list-timers [PATTERN...] List timer units currently in memory,\n"
7628 " ordered by next elapse\n"
7629 " start UNIT... Start (activate) one or more units\n"
7630 " stop UNIT... Stop (deactivate) one or more units\n"
7631 " reload UNIT... Reload one or more units\n"
7632 " restart UNIT... Start or restart one or more units\n"
7633 " try-restart UNIT... Restart one or more units if active\n"
7634 " reload-or-restart UNIT... Reload one or more units if possible,\n"
7635 " otherwise start or restart\n"
7636 " try-reload-or-restart UNIT... If active, reload one or more units,\n"
7637 " if supported, otherwise restart\n"
7638 " isolate UNIT Start one unit and stop all others\n"
7639 " kill UNIT... Send signal to processes of a unit\n"
7640 " clean UNIT... Clean runtime, cache, state, logs or\n"
7641 " configuration of unit\n"
7642 " freeze PATTERN... Freeze execution of unit processes\n"
7643 " thaw PATTERN... Resume execution of a frozen unit\n"
7644 " is-active PATTERN... Check whether units are active\n"
7645 " is-failed PATTERN... Check whether units are failed\n"
7646 " status [PATTERN...|PID...] Show runtime status of one or more units\n"
7647 " show [PATTERN...|JOB...] Show properties of one or more\n"
7648 " units/jobs or the manager\n"
7649 " cat PATTERN... Show files and drop-ins of specified units\n"
7650 " set-property UNIT PROPERTY=VALUE... Sets one or more properties of a unit\n"
7651 " help PATTERN...|PID... Show manual for one or more units\n"
7652 " reset-failed [PATTERN...] Reset failed state for all, one, or more\n"
7654 " list-dependencies [UNIT...] Recursively show units which are required\n"
7655 " or wanted by the units or by which those\n"
7656 " units are required or wanted"
7657 "\n%3$sUnit File Commands:%4$s\n"
7658 " list-unit-files [PATTERN...] List installed unit files\n"
7659 " enable [UNIT...|PATH...] Enable one or more unit files\n"
7660 " disable UNIT... Disable one or more unit files\n"
7661 " reenable UNIT... Reenable one or more unit files\n"
7662 " preset UNIT... Enable/disable one or more unit files\n"
7663 " based on preset configuration\n"
7664 " preset-all Enable/disable all unit files based on\n"
7665 " preset configuration\n"
7666 " is-enabled UNIT... Check whether unit files are enabled\n"
7667 " mask UNIT... Mask one or more units\n"
7668 " unmask UNIT... Unmask one or more units\n"
7669 " link PATH... Link one or more units files into\n"
7670 " the search path\n"
7671 " revert UNIT... Revert one or more unit files to vendor\n"
7673 " add-wants TARGET UNIT... Add 'Wants' dependency for the target\n"
7674 " on specified one or more units\n"
7675 " add-requires TARGET UNIT... Add 'Requires' dependency for the target\n"
7676 " on specified one or more units\n"
7677 " edit UNIT... Edit one or more unit files\n"
7678 " get-default Get the name of the default target\n"
7679 " set-default TARGET Set the default target\n"
7680 "\n%3$sMachine Commands:%4$s\n"
7681 " list-machines [PATTERN...] List local containers and host\n"
7682 "\n%3$sJob Commands:%4$s\n"
7683 " list-jobs [PATTERN...] List jobs\n"
7684 " cancel [JOB...] Cancel all, one, or more jobs\n"
7685 "\n%3$sEnvironment Commands:%4$s\n"
7686 " show-environment Dump environment\n"
7687 " set-environment VARIABLE=VALUE... Set one or more environment variables\n"
7688 " unset-environment VARIABLE... Unset one or more environment variables\n"
7689 " import-environment [VARIABLE...] Import all or some environment variables\n"
7690 "\n%3$sManager State Commands:%4$s\n"
7691 " daemon-reload Reload systemd manager configuration\n"
7692 " daemon-reexec Reexecute systemd manager\n"
7693 " log-level [LEVEL] Get/set logging threshold for manager\n"
7694 " log-target [TARGET] Get/set logging target for manager\n"
7695 " service-watchdogs [BOOL] Get/set service watchdog state\n"
7696 "\n%3$sSystem Commands:%4$s\n"
7697 " is-system-running Check whether system is fully running\n"
7698 " default Enter system default mode\n"
7699 " rescue Enter system rescue mode\n"
7700 " emergency Enter system emergency mode\n"
7701 " halt Shut down and halt the system\n"
7702 " poweroff Shut down and power-off the system\n"
7703 " reboot Shut down and reboot the system\n"
7704 " kexec Shut down and reboot the system with kexec\n"
7705 " exit [EXIT_CODE] Request user instance or container exit\n"
7706 " switch-root ROOT [INIT] Change to a different root file system\n"
7707 " suspend Suspend the system\n"
7708 " hibernate Hibernate the system\n"
7709 " hybrid-sleep Hibernate and suspend the system\n"
7710 " suspend-then-hibernate Suspend the system, wake after a period of\n"
7711 " time, and hibernate"
7712 "\n%3$sOptions:%4$s\n"
7713 " -h --help Show this help\n"
7714 " --version Show package version\n"
7715 " --system Connect to system manager\n"
7716 " --user Connect to user service manager\n"
7717 " -H --host=[USER@]HOST Operate on remote host\n"
7718 " -M --machine=CONTAINER Operate on a local container\n"
7719 " -t --type=TYPE List units of a particular type\n"
7720 " --state=STATE List units with particular LOAD or SUB or ACTIVE state\n"
7721 " --failed Shorcut for --state=failed\n"
7722 " -p --property=NAME Show only properties by this name\n"
7723 " -P NAME Equivalent to --value --property=NAME\n"
7724 " -a --all Show all properties/all units currently in memory,\n"
7725 " including dead/empty ones. To list all units installed\n"
7726 " on the system, use 'list-unit-files' instead.\n"
7727 " -l --full Don't ellipsize unit names on output\n"
7728 " -r --recursive Show unit list of host and local containers\n"
7729 " --reverse Show reverse dependencies with 'list-dependencies'\n"
7730 " --with-dependencies Show unit dependencies with 'status', 'cat',\n"
7731 " 'list-units', and 'list-unit-files'.\n"
7732 " --job-mode=MODE Specify how to deal with already queued jobs, when\n"
7733 " queueing a new job\n"
7734 " -T --show-transaction When enqueuing a unit job, show full transaction\n"
7735 " --show-types When showing sockets, explicitly show their type\n"
7736 " --value When showing properties, only print the value\n"
7737 " -i --ignore-inhibitors When shutting down or sleeping, ignore inhibitors\n"
7738 " --kill-who=WHO Whom to send signal to\n"
7739 " -s --signal=SIGNAL Which signal to send\n"
7740 " --what=RESOURCES Which types of resources to remove\n"
7741 " --now Start or stop unit after enabling or disabling it\n"
7742 " --dry-run Only print what would be done\n"
7743 " Currently supported by verbs: halt, poweroff, reboot,\n"
7744 " kexec, suspend, hibernate, suspend-then-hibernate,\n"
7745 " hybrid-sleep, default, rescue, emergency, and exit.\n"
7746 " -q --quiet Suppress output\n"
7747 " --wait For (re)start, wait until service stopped again\n"
7748 " For is-system-running, wait until startup is completed\n"
7749 " --no-block Do not wait until operation finished\n"
7750 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7751 " --no-reload Don't reload daemon after en-/dis-abling unit files\n"
7752 " --no-legend Do not print a legend (column headers and hints)\n"
7753 " --no-pager Do not pipe output into a pager\n"
7754 " --no-ask-password Do not ask for system passwords\n"
7755 " --global Enable/disable/mask unit files globally\n"
7756 " --runtime Enable/disable/mask unit files temporarily until next\n"
7758 " -f --force When enabling unit files, override existing symlinks\n"
7759 " When shutting down, execute action immediately\n"
7760 " --preset-mode= Apply only enable, only disable, or all presets\n"
7761 " --root=PATH Enable/disable/mask unit files in the specified root\n"
7763 " -n --lines=INTEGER Number of journal entries to show\n"
7764 " -o --output=STRING Change journal output mode (short, short-precise,\n"
7765 " short-iso, short-iso-precise, short-full,\n"
7766 " short-monotonic, short-unix,\n"
7767 " verbose, export, json, json-pretty, json-sse, cat)\n"
7768 " --firmware-setup Tell the firmware to show the setup menu on next boot\n"
7769 " --boot-loader-menu=TIME\n"
7770 " Boot into boot loader menu on next boot\n"
7771 " --boot-loader-entry=NAME\n"
7772 " Boot into a specific boot loader entry on next boot\n"
7773 " --plain Print unit dependencies as a list instead of a tree\n"
7774 "\nSee the %2$s for details.\n"
7775 , program_invocation_short_name
7777 , ansi_underline(), ansi_normal()
7778 , ansi_highlight(), ansi_normal()
7784 static int halt_help(void) {
7785 _cleanup_free_
char *link
= NULL
;
7788 r
= terminal_urlify_man("halt", "8", &link
);
7792 printf("%s [OPTIONS...]%s\n"
7793 "\n%s%s the system.%s\n"
7795 " --help Show this help\n"
7796 " --halt Halt the machine\n"
7797 " -p --poweroff Switch off the machine\n"
7798 " --reboot Reboot the machine\n"
7799 " -f --force Force immediate halt/power-off/reboot\n"
7800 " -w --wtmp-only Don't halt/power-off/reboot, just write wtmp record\n"
7801 " -d --no-wtmp Don't write wtmp record\n"
7802 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7803 "\nSee the %s for details.\n"
7804 , program_invocation_short_name
7805 , arg_action
== ACTION_REBOOT
? " [ARG]" : ""
7807 , arg_action
== ACTION_REBOOT
? "Reboot" :
7808 arg_action
== ACTION_POWEROFF
? "Power off" :
7817 static int shutdown_help(void) {
7818 _cleanup_free_
char *link
= NULL
;
7821 r
= terminal_urlify_man("shutdown", "8", &link
);
7825 printf("%s [OPTIONS...] [TIME] [WALL...]\n"
7826 "\n%sShut down the system.%s\n"
7828 " --help Show this help\n"
7829 " -H --halt Halt the machine\n"
7830 " -P --poweroff Power-off the machine\n"
7831 " -r --reboot Reboot the machine\n"
7832 " -h Equivalent to --poweroff, overridden by --halt\n"
7833 " -k Don't halt/power-off/reboot, just send warnings\n"
7834 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7835 " -c Cancel a pending shutdown\n"
7836 "\nSee the %s for details.\n"
7837 , program_invocation_short_name
7838 , ansi_highlight(), ansi_normal()
7845 static int telinit_help(void) {
7846 _cleanup_free_
char *link
= NULL
;
7849 r
= terminal_urlify_man("telinit", "8", &link
);
7853 printf("%s [OPTIONS...] COMMAND\n\n"
7854 "%sSend control commands to the init daemon.%s\n"
7856 " 0 Power-off the machine\n"
7857 " 6 Reboot the machine\n"
7858 " 2, 3, 4, 5 Start runlevelX.target unit\n"
7859 " 1, s, S Enter rescue mode\n"
7860 " q, Q Reload init daemon configuration\n"
7861 " u, U Reexecute init daemon\n"
7863 " --help Show this help\n"
7864 " --no-wall Don't send wall message before halt/power-off/reboot\n"
7865 "\nSee the %s for details.\n"
7866 , program_invocation_short_name
7867 , ansi_highlight(), ansi_normal()
7874 static int runlevel_help(void) {
7875 _cleanup_free_
char *link
= NULL
;
7878 r
= terminal_urlify_man("runlevel", "8", &link
);
7882 printf("%s [OPTIONS...]\n"
7883 "\n%sPrints the previous and current runlevel of the init system.%s\n"
7885 " --help Show this help\n"
7886 "\nSee the %s for details.\n"
7887 , program_invocation_short_name
7888 , ansi_highlight(), ansi_normal()
7895 static void help_types(void) {
7897 puts("Available unit types:");
7899 DUMP_STRING_TABLE(unit_type
, UnitType
, _UNIT_TYPE_MAX
);
7902 static void help_states(void) {
7904 puts("Available unit load states:");
7905 DUMP_STRING_TABLE(unit_load_state
, UnitLoadState
, _UNIT_LOAD_STATE_MAX
);
7908 puts("\nAvailable unit active states:");
7909 DUMP_STRING_TABLE(unit_active_state
, UnitActiveState
, _UNIT_ACTIVE_STATE_MAX
);
7912 puts("\nAvailable unit file states:");
7913 DUMP_STRING_TABLE(unit_file_state
, UnitFileState
, _UNIT_FILE_STATE_MAX
);
7916 puts("\nAvailable automount unit substates:");
7917 DUMP_STRING_TABLE(automount_state
, AutomountState
, _AUTOMOUNT_STATE_MAX
);
7920 puts("\nAvailable device unit substates:");
7921 DUMP_STRING_TABLE(device_state
, DeviceState
, _DEVICE_STATE_MAX
);
7924 puts("\nAvailable mount unit substates:");
7925 DUMP_STRING_TABLE(mount_state
, MountState
, _MOUNT_STATE_MAX
);
7928 puts("\nAvailable path unit substates:");
7929 DUMP_STRING_TABLE(path_state
, PathState
, _PATH_STATE_MAX
);
7932 puts("\nAvailable scope unit substates:");
7933 DUMP_STRING_TABLE(scope_state
, ScopeState
, _SCOPE_STATE_MAX
);
7936 puts("\nAvailable service unit substates:");
7937 DUMP_STRING_TABLE(service_state
, ServiceState
, _SERVICE_STATE_MAX
);
7940 puts("\nAvailable slice unit substates:");
7941 DUMP_STRING_TABLE(slice_state
, SliceState
, _SLICE_STATE_MAX
);
7944 puts("\nAvailable socket unit substates:");
7945 DUMP_STRING_TABLE(socket_state
, SocketState
, _SOCKET_STATE_MAX
);
7948 puts("\nAvailable swap unit substates:");
7949 DUMP_STRING_TABLE(swap_state
, SwapState
, _SWAP_STATE_MAX
);
7952 puts("\nAvailable target unit substates:");
7953 DUMP_STRING_TABLE(target_state
, TargetState
, _TARGET_STATE_MAX
);
7956 puts("\nAvailable timer unit substates:");
7957 DUMP_STRING_TABLE(timer_state
, TimerState
, _TIMER_STATE_MAX
);
7960 static int help_boot_loader_entry(void) {
7961 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
7962 _cleanup_strv_free_
char **l
= NULL
;
7967 r
= acquire_bus(BUS_FULL
, &bus
);
7971 r
= bus_get_property_strv(bus
, bus_login_mgr
, "BootLoaderEntries", &error
, &l
);
7973 return log_error_errno(r
, "Failed to enumerate boot loader entries: %s", bus_error_message(&error
, r
));
7975 if (strv_isempty(l
))
7976 return log_error_errno(SYNTHETIC_ERRNO(ENODATA
), "No boot loader entries discovered.");
7984 static int systemctl_parse_argv(int argc
, char *argv
[]) {
7993 ARG_IGNORE_DEPENDENCIES
,
8006 ARG_NO_ASK_PASSWORD
,
8014 ARG_BOOT_LOADER_MENU
,
8015 ARG_BOOT_LOADER_ENTRY
,
8018 ARG_WITH_DEPENDENCIES
,
8024 static const struct option options
[] = {
8025 { "help", no_argument
, NULL
, 'h' },
8026 { "version", no_argument
, NULL
, ARG_VERSION
},
8027 { "type", required_argument
, NULL
, 't' },
8028 { "property", required_argument
, NULL
, 'p' },
8029 { "all", no_argument
, NULL
, 'a' },
8030 { "reverse", no_argument
, NULL
, ARG_REVERSE
},
8031 { "after", no_argument
, NULL
, ARG_AFTER
},
8032 { "before", no_argument
, NULL
, ARG_BEFORE
},
8033 { "show-types", no_argument
, NULL
, ARG_SHOW_TYPES
},
8034 { "failed", no_argument
, NULL
, ARG_FAILED
}, /* compatibility only */
8035 { "full", no_argument
, NULL
, 'l' },
8036 { "job-mode", required_argument
, NULL
, ARG_JOB_MODE
},
8037 { "fail", no_argument
, NULL
, ARG_FAIL
}, /* compatibility only */
8038 { "irreversible", no_argument
, NULL
, ARG_IRREVERSIBLE
}, /* compatibility only */
8039 { "ignore-dependencies", no_argument
, NULL
, ARG_IGNORE_DEPENDENCIES
}, /* compatibility only */
8040 { "ignore-inhibitors", no_argument
, NULL
, 'i' },
8041 { "value", no_argument
, NULL
, ARG_VALUE
},
8042 { "user", no_argument
, NULL
, ARG_USER
},
8043 { "system", no_argument
, NULL
, ARG_SYSTEM
},
8044 { "global", no_argument
, NULL
, ARG_GLOBAL
},
8045 { "wait", no_argument
, NULL
, ARG_WAIT
},
8046 { "no-block", no_argument
, NULL
, ARG_NO_BLOCK
},
8047 { "no-legend", no_argument
, NULL
, ARG_NO_LEGEND
},
8048 { "no-pager", no_argument
, NULL
, ARG_NO_PAGER
},
8049 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
8050 { "dry-run", no_argument
, NULL
, ARG_DRY_RUN
},
8051 { "quiet", no_argument
, NULL
, 'q' },
8052 { "root", required_argument
, NULL
, ARG_ROOT
},
8053 { "force", no_argument
, NULL
, 'f' },
8054 { "no-reload", no_argument
, NULL
, ARG_NO_RELOAD
},
8055 { "kill-who", required_argument
, NULL
, ARG_KILL_WHO
},
8056 { "signal", required_argument
, NULL
, 's' },
8057 { "no-ask-password", no_argument
, NULL
, ARG_NO_ASK_PASSWORD
},
8058 { "host", required_argument
, NULL
, 'H' },
8059 { "machine", required_argument
, NULL
, 'M' },
8060 { "runtime", no_argument
, NULL
, ARG_RUNTIME
},
8061 { "lines", required_argument
, NULL
, 'n' },
8062 { "output", required_argument
, NULL
, 'o' },
8063 { "plain", no_argument
, NULL
, ARG_PLAIN
},
8064 { "state", required_argument
, NULL
, ARG_STATE
},
8065 { "recursive", no_argument
, NULL
, 'r' },
8066 { "with-dependencies", no_argument
, NULL
, ARG_WITH_DEPENDENCIES
},
8067 { "preset-mode", required_argument
, NULL
, ARG_PRESET_MODE
},
8068 { "firmware-setup", no_argument
, NULL
, ARG_FIRMWARE_SETUP
},
8069 { "boot-loader-menu", required_argument
, NULL
, ARG_BOOT_LOADER_MENU
},
8070 { "boot-loader-entry", required_argument
, NULL
, ARG_BOOT_LOADER_ENTRY
},
8071 { "now", no_argument
, NULL
, ARG_NOW
},
8072 { "message", required_argument
, NULL
, ARG_MESSAGE
},
8073 { "show-transaction", no_argument
, NULL
, 'T' },
8074 { "what", required_argument
, NULL
, ARG_WHAT
},
8075 { "reboot-argument", required_argument
, NULL
, ARG_REBOOT_ARG
},
8084 /* we default to allowing interactive authorization only in systemctl (not in the legacy commands) */
8085 arg_ask_password
= true;
8087 while ((c
= getopt_long(argc
, argv
, "ht:p:P:alqfs:H:M:n:o:iTr.::", options
, NULL
)) >= 0)
8092 return systemctl_help();
8100 if (isempty(optarg
))
8101 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8102 "--type= requires arguments.");
8104 for (p
= optarg
;;) {
8105 _cleanup_free_
char *type
= NULL
;
8107 r
= extract_first_word(&p
, &type
, ",", 0);
8109 return log_error_errno(r
, "Failed to parse type: %s", optarg
);
8113 if (streq(type
, "help")) {
8118 if (unit_type_from_string(type
) >= 0) {
8119 if (strv_consume(&arg_types
, TAKE_PTR(type
)) < 0)
8124 /* It's much nicer to use --state= for
8125 * load states, but let's support this
8126 * in --types= too for compatibility
8127 * with old versions */
8128 if (unit_load_state_from_string(type
) >= 0) {
8129 if (strv_consume(&arg_states
, TAKE_PTR(type
)) < 0)
8134 log_error("Unknown unit type or load state '%s'.", type
);
8135 return log_info_errno(SYNTHETIC_ERRNO(EINVAL
),
8136 "Use -t help to see a list of allowed values.");
8147 /* Make sure that if the empty property list was specified, we won't show any
8149 if (isempty(optarg
) && !arg_properties
) {
8150 arg_properties
= new0(char*, 1);
8151 if (!arg_properties
)
8156 for (p
= optarg
;;) {
8157 _cleanup_free_
char *prop
= NULL
;
8159 r
= extract_first_word(&p
, &prop
, ",", 0);
8161 return log_error_errno(r
, "Failed to parse property: %s", optarg
);
8165 if (strv_consume(&arg_properties
, TAKE_PTR(prop
)) < 0)
8170 /* If the user asked for a particular property, show it, even if it is empty. */
8180 arg_dependency
= DEPENDENCY_REVERSE
;
8184 arg_dependency
= DEPENDENCY_AFTER
;
8185 arg_jobs_after
= true;
8189 arg_dependency
= DEPENDENCY_BEFORE
;
8190 arg_jobs_before
= true;
8193 case ARG_SHOW_TYPES
:
8194 arg_show_types
= true;
8202 arg_job_mode
= optarg
;
8206 arg_job_mode
= "fail";
8209 case ARG_IRREVERSIBLE
:
8210 arg_job_mode
= "replace-irreversibly";
8213 case ARG_IGNORE_DEPENDENCIES
:
8214 arg_job_mode
= "ignore-dependencies";
8218 arg_scope
= UNIT_FILE_USER
;
8222 arg_scope
= UNIT_FILE_SYSTEM
;
8226 arg_scope
= UNIT_FILE_GLOBAL
;
8234 arg_no_block
= true;
8238 arg_no_legend
= true;
8242 arg_pager_flags
|= PAGER_DISABLE
;
8250 r
= parse_path_argument_and_warn(optarg
, false, &arg_root
);
8260 if (strv_extend(&arg_states
, "failed") < 0)
8278 arg_no_reload
= true;
8282 arg_kill_who
= optarg
;
8286 if (streq(optarg
, "help")) {
8287 DUMP_STRING_TABLE(signal
, int, _NSIG
);
8291 arg_signal
= signal_from_string(optarg
);
8293 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8294 "Failed to parse signal string %s.",
8298 case ARG_NO_ASK_PASSWORD
:
8299 arg_ask_password
= false;
8303 arg_transport
= BUS_TRANSPORT_REMOTE
;
8308 arg_transport
= BUS_TRANSPORT_MACHINE
;
8317 if (safe_atou(optarg
, &arg_lines
) < 0)
8318 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8319 "Failed to parse lines '%s'",
8324 if (streq(optarg
, "help")) {
8325 DUMP_STRING_TABLE(output_mode
, OutputMode
, _OUTPUT_MODE_MAX
);
8329 arg_output
= output_mode_from_string(optarg
);
8331 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8332 "Unknown output '%s'.",
8335 if (OUTPUT_MODE_IS_JSON(arg_output
)) {
8336 arg_no_legend
= true;
8342 arg_ignore_inhibitors
= true;
8349 case ARG_FIRMWARE_SETUP
:
8350 arg_firmware_setup
= true;
8353 case ARG_BOOT_LOADER_MENU
:
8355 r
= parse_sec(optarg
, &arg_boot_loader_menu
);
8357 return log_error_errno(r
, "Failed to parse --boot-loader-menu= argument '%s': %m", optarg
);
8361 case ARG_BOOT_LOADER_ENTRY
:
8363 if (streq(optarg
, "help")) { /* Yes, this means, "help" is not a valid boot loader entry name we can deal with */
8364 r
= help_boot_loader_entry();
8371 arg_boot_loader_entry
= empty_to_null(optarg
);
8377 if (isempty(optarg
))
8378 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8379 "--state= requires arguments.");
8381 for (p
= optarg
;;) {
8382 _cleanup_free_
char *s
= NULL
;
8384 r
= extract_first_word(&p
, &s
, ",", 0);
8386 return log_error_errno(r
, "Failed to parse state: %s", optarg
);
8390 if (streq(s
, "help")) {
8395 if (strv_consume(&arg_states
, TAKE_PTR(s
)) < 0)
8403 return log_error_errno(SYNTHETIC_ERRNO(EPERM
),
8404 "--recursive requires root privileges.");
8406 arg_recursive
= true;
8409 case ARG_PRESET_MODE
:
8410 if (streq(optarg
, "help")) {
8411 DUMP_STRING_TABLE(unit_file_preset_mode
, UnitFilePresetMode
, _UNIT_FILE_PRESET_MAX
);
8415 arg_preset_mode
= unit_file_preset_mode_from_string(optarg
);
8416 if (arg_preset_mode
< 0)
8417 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8418 "Failed to parse preset mode: %s.", optarg
);
8427 if (strv_extend(&arg_wall
, optarg
) < 0)
8432 arg_show_transaction
= true;
8435 case ARG_WITH_DEPENDENCIES
:
8436 arg_with_dependencies
= true;
8442 if (isempty(optarg
))
8443 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
), "--what= requires arguments.");
8445 for (p
= optarg
;;) {
8446 _cleanup_free_
char *k
= NULL
;
8448 r
= extract_first_word(&p
, &k
, ",", 0);
8450 return log_error_errno(r
, "Failed to parse directory type: %s", optarg
);
8454 if (streq(k
, "help")) {
8463 r
= strv_consume(&arg_clean_what
, TAKE_PTR(k
));
8471 case ARG_REBOOT_ARG
:
8472 arg_reboot_argument
= optarg
;
8476 /* Output an error mimicking getopt, and print a hint afterwards */
8477 log_error("%s: invalid option -- '.'", program_invocation_name
);
8478 log_notice("Hint: to specify units starting with a dash, use \"--\":\n"
8479 " %s [OPTIONS...] COMMAND -- -.%s ...",
8480 program_invocation_name
, optarg
?: "mount");
8487 assert_not_reached("Unhandled option");
8490 if (arg_transport
!= BUS_TRANSPORT_LOCAL
&& arg_scope
!= UNIT_FILE_SYSTEM
)
8491 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8492 "Cannot access user instance remotely.");
8494 if (arg_wait
&& arg_no_block
)
8495 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8496 "--wait may not be combined with --no-block.");
8501 static int halt_parse_argv(int argc
, char *argv
[]) {
8509 static const struct option options
[] = {
8510 { "help", no_argument
, NULL
, ARG_HELP
},
8511 { "halt", no_argument
, NULL
, ARG_HALT
},
8512 { "poweroff", no_argument
, NULL
, 'p' },
8513 { "reboot", no_argument
, NULL
, ARG_REBOOT
},
8514 { "force", no_argument
, NULL
, 'f' },
8515 { "wtmp-only", no_argument
, NULL
, 'w' },
8516 { "no-wtmp", no_argument
, NULL
, 'd' },
8517 { "no-sync", no_argument
, NULL
, 'n' },
8518 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
8527 if (utmp_get_runlevel(&runlevel
, NULL
) >= 0)
8528 if (IN_SET(runlevel
, '0', '6'))
8531 while ((c
= getopt_long(argc
, argv
, "pfwdnih", options
, NULL
)) >= 0)
8538 arg_action
= ACTION_HALT
;
8542 if (arg_action
!= ACTION_REBOOT
)
8543 arg_action
= ACTION_POWEROFF
;
8547 arg_action
= ACTION_REBOOT
;
8572 /* Compatibility nops */
8579 assert_not_reached("Unhandled option");
8582 if (arg_action
== ACTION_REBOOT
&& (argc
== optind
|| argc
== optind
+ 1)) {
8583 r
= update_reboot_parameter_and_warn(argc
== optind
+ 1 ? argv
[optind
] : NULL
, false);
8586 } else if (optind
< argc
)
8587 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8588 "Too many arguments.");
8593 static int shutdown_parse_argv(int argc
, char *argv
[]) {
8599 static const struct option options
[] = {
8600 { "help", no_argument
, NULL
, ARG_HELP
},
8601 { "halt", no_argument
, NULL
, 'H' },
8602 { "poweroff", no_argument
, NULL
, 'P' },
8603 { "reboot", no_argument
, NULL
, 'r' },
8604 { "kexec", no_argument
, NULL
, 'K' }, /* not documented extension */
8605 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
8615 while ((c
= getopt_long(argc
, argv
, "HPrhkKat:fFc", options
, NULL
)) >= 0)
8619 return shutdown_help();
8622 arg_action
= ACTION_HALT
;
8626 arg_action
= ACTION_POWEROFF
;
8631 arg_action
= ACTION_KEXEC
;
8633 arg_action
= ACTION_REBOOT
;
8637 arg_action
= ACTION_KEXEC
;
8641 if (arg_action
!= ACTION_HALT
)
8642 arg_action
= ACTION_POWEROFF
;
8654 case 't': /* Note that we also ignore any passed argument to -t, not just the -t itself */
8657 /* Compatibility nops */
8661 arg_action
= ACTION_CANCEL_SHUTDOWN
;
8668 assert_not_reached("Unhandled option");
8671 if (argc
> optind
&& arg_action
!= ACTION_CANCEL_SHUTDOWN
) {
8672 r
= parse_shutdown_time_spec(argv
[optind
], &arg_when
);
8674 log_error("Failed to parse time specification: %s", argv
[optind
]);
8678 arg_when
= now(CLOCK_REALTIME
) + USEC_PER_MINUTE
;
8680 if (argc
> optind
&& arg_action
== ACTION_CANCEL_SHUTDOWN
)
8681 /* No time argument for shutdown cancel */
8682 wall
= argv
+ optind
;
8683 else if (argc
> optind
+ 1)
8684 /* We skip the time argument */
8685 wall
= argv
+ optind
+ 1;
8688 arg_wall
= strv_copy(wall
);
8698 static int telinit_parse_argv(int argc
, char *argv
[]) {
8704 static const struct option options
[] = {
8705 { "help", no_argument
, NULL
, ARG_HELP
},
8706 { "no-wall", no_argument
, NULL
, ARG_NO_WALL
},
8710 static const struct {
8714 { '0', ACTION_POWEROFF
},
8715 { '6', ACTION_REBOOT
},
8716 { '1', ACTION_RESCUE
},
8717 { '2', ACTION_RUNLEVEL2
},
8718 { '3', ACTION_RUNLEVEL3
},
8719 { '4', ACTION_RUNLEVEL4
},
8720 { '5', ACTION_RUNLEVEL5
},
8721 { 's', ACTION_RESCUE
},
8722 { 'S', ACTION_RESCUE
},
8723 { 'q', ACTION_RELOAD
},
8724 { 'Q', ACTION_RELOAD
},
8725 { 'u', ACTION_REEXEC
},
8726 { 'U', ACTION_REEXEC
}
8735 while ((c
= getopt_long(argc
, argv
, "", options
, NULL
)) >= 0)
8739 return telinit_help();
8749 assert_not_reached("Unhandled option");
8753 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8754 "%s: required argument missing.",
8755 program_invocation_short_name
);
8757 if (optind
+ 1 < argc
)
8758 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8759 "Too many arguments.");
8761 if (strlen(argv
[optind
]) != 1)
8762 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8763 "Expected single character argument.");
8765 for (i
= 0; i
< ELEMENTSOF(table
); i
++)
8766 if (table
[i
].from
== argv
[optind
][0])
8769 if (i
>= ELEMENTSOF(table
))
8770 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8771 "Unknown command '%s'.", argv
[optind
]);
8773 arg_action
= table
[i
].to
;
8780 static int runlevel_parse_argv(int argc
, char *argv
[]) {
8785 static const struct option options
[] = {
8786 { "help", no_argument
, NULL
, ARG_HELP
},
8795 while ((c
= getopt_long(argc
, argv
, "", options
, NULL
)) >= 0)
8799 return runlevel_help();
8805 assert_not_reached("Unhandled option");
8809 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8810 "Too many arguments.");
8815 static int parse_argv(int argc
, char *argv
[]) {
8819 if (program_invocation_short_name
) {
8821 if (strstr(program_invocation_short_name
, "halt")) {
8822 arg_action
= ACTION_HALT
;
8823 return halt_parse_argv(argc
, argv
);
8825 } else if (strstr(program_invocation_short_name
, "poweroff")) {
8826 arg_action
= ACTION_POWEROFF
;
8827 return halt_parse_argv(argc
, argv
);
8829 } else if (strstr(program_invocation_short_name
, "reboot")) {
8831 arg_action
= ACTION_KEXEC
;
8833 arg_action
= ACTION_REBOOT
;
8834 return halt_parse_argv(argc
, argv
);
8836 } else if (strstr(program_invocation_short_name
, "shutdown")) {
8837 arg_action
= ACTION_POWEROFF
;
8838 return shutdown_parse_argv(argc
, argv
);
8840 } else if (strstr(program_invocation_short_name
, "init")) {
8842 /* Matches invocations as "init" as well as "telinit", which are synonymous when run as PID !=
8845 * On SysV "telinit" was the official command to communicate with PID 1, but "init" would
8846 * redirect itself to "telinit" if called with PID != 1. We follow the same logic here still,
8847 * though we add one level of indirection, as we implement "telinit" in "systemctl". Hence, for
8848 * us if you invoke "init" you get "systemd", but it will execve() "systemctl" immediately with
8849 * argv[] unmodified if PID is != 1. If you invoke "telinit" you directly get "systemctl". In
8850 * both cases we shall do the same thing, which is why we do strstr(p_i_s_n, "init") here, as a
8851 * quick way to match both.
8853 * Also see redirect_telinit() in src/core/main.c. */
8855 if (sd_booted() > 0) {
8856 arg_action
= _ACTION_INVALID
;
8857 return telinit_parse_argv(argc
, argv
);
8859 /* Hmm, so some other init system is running, we need to forward this request to
8860 * it. For now we simply guess that it is Upstart. */
8862 (void) rlimit_nofile_safe();
8863 execv(TELINIT
, argv
);
8865 return log_error_errno(SYNTHETIC_ERRNO(EIO
),
8866 "Couldn't find an alternative telinit implementation to spawn.");
8869 } else if (strstr(program_invocation_short_name
, "runlevel")) {
8870 arg_action
= ACTION_RUNLEVEL
;
8871 return runlevel_parse_argv(argc
, argv
);
8875 arg_action
= ACTION_SYSTEMCTL
;
8876 return systemctl_parse_argv(argc
, argv
);
8879 #if HAVE_SYSV_COMPAT
8880 _pure_
static int action_to_runlevel(void) {
8881 static const char table
[_ACTION_MAX
] = {
8882 [ACTION_HALT
] = '0',
8883 [ACTION_POWEROFF
] = '0',
8884 [ACTION_REBOOT
] = '6',
8885 [ACTION_RUNLEVEL2
] = '2',
8886 [ACTION_RUNLEVEL3
] = '3',
8887 [ACTION_RUNLEVEL4
] = '4',
8888 [ACTION_RUNLEVEL5
] = '5',
8889 [ACTION_RESCUE
] = '1'
8892 assert(arg_action
>= 0 && arg_action
< _ACTION_MAX
);
8893 return table
[arg_action
];
8897 static int systemctl_main(int argc
, char *argv
[]) {
8898 static const Verb verbs
[] = {
8899 { "list-units", VERB_ANY
, VERB_ANY
, VERB_DEFAULT
|VERB_ONLINE_ONLY
, list_units
},
8900 { "list-unit-files", VERB_ANY
, VERB_ANY
, 0, list_unit_files
},
8901 { "list-sockets", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_sockets
},
8902 { "list-timers", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_timers
},
8903 { "list-jobs", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_jobs
},
8904 { "list-machines", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_machines
},
8905 { "clear-jobs", VERB_ANY
, 1, VERB_ONLINE_ONLY
, trivial_method
},
8906 { "cancel", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, cancel_job
},
8907 { "start", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8908 { "stop", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8909 { "condstop", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with ALTLinux */
8910 { "reload", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8911 { "restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8912 { "try-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8913 { "reload-or-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8914 { "reload-or-try-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with old systemctl <= 228 */
8915 { "try-reload-or-restart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
},
8916 { "force-reload", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with SysV */
8917 { "condreload", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with ALTLinux */
8918 { "condrestart", 2, VERB_ANY
, VERB_ONLINE_ONLY
, start_unit
}, /* For compatibility with RH */
8919 { "isolate", 2, 2, VERB_ONLINE_ONLY
, start_unit
},
8920 { "kill", 2, VERB_ANY
, VERB_ONLINE_ONLY
, kill_unit
},
8921 { "clean", 2, VERB_ANY
, VERB_ONLINE_ONLY
, clean_or_freeze_unit
},
8922 { "freeze", 2, VERB_ANY
, VERB_ONLINE_ONLY
, clean_or_freeze_unit
},
8923 { "thaw", 2, VERB_ANY
, VERB_ONLINE_ONLY
, clean_or_freeze_unit
},
8924 { "is-active", 2, VERB_ANY
, VERB_ONLINE_ONLY
, check_unit_active
},
8925 { "check", 2, VERB_ANY
, VERB_ONLINE_ONLY
, check_unit_active
}, /* deprecated alias of is-active */
8926 { "is-failed", 2, VERB_ANY
, VERB_ONLINE_ONLY
, check_unit_failed
},
8927 { "show", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, show
},
8928 { "cat", 2, VERB_ANY
, VERB_ONLINE_ONLY
, cat
},
8929 { "status", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, show
},
8930 { "help", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, show
},
8931 { "daemon-reload", VERB_ANY
, 1, VERB_ONLINE_ONLY
, daemon_reload
},
8932 { "daemon-reexec", VERB_ANY
, 1, VERB_ONLINE_ONLY
, daemon_reload
},
8933 { "log-level", VERB_ANY
, 2, VERB_ONLINE_ONLY
, log_level
},
8934 { "log-target", VERB_ANY
, 2, VERB_ONLINE_ONLY
, log_target
},
8935 { "service-watchdogs", VERB_ANY
, 2, VERB_ONLINE_ONLY
, service_watchdogs
},
8936 { "show-environment", VERB_ANY
, 1, VERB_ONLINE_ONLY
, show_environment
},
8937 { "set-environment", 2, VERB_ANY
, VERB_ONLINE_ONLY
, set_environment
},
8938 { "unset-environment", 2, VERB_ANY
, VERB_ONLINE_ONLY
, set_environment
},
8939 { "import-environment", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, import_environment
},
8940 { "halt", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8941 { "poweroff", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8942 { "reboot", VERB_ANY
, 2, VERB_ONLINE_ONLY
, start_system_special
},
8943 { "kexec", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8944 { "suspend", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8945 { "hibernate", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8946 { "hybrid-sleep", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8947 { "suspend-then-hibernate",VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8948 { "default", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_special
},
8949 { "rescue", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8950 { "emergency", VERB_ANY
, 1, VERB_ONLINE_ONLY
, start_system_special
},
8951 { "exit", VERB_ANY
, 2, VERB_ONLINE_ONLY
, start_special
},
8952 { "reset-failed", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, reset_failed
},
8953 { "enable", 2, VERB_ANY
, 0, enable_unit
},
8954 { "disable", 2, VERB_ANY
, 0, enable_unit
},
8955 { "is-enabled", 2, VERB_ANY
, 0, unit_is_enabled
},
8956 { "reenable", 2, VERB_ANY
, 0, enable_unit
},
8957 { "preset", 2, VERB_ANY
, 0, enable_unit
},
8958 { "preset-all", VERB_ANY
, 1, 0, preset_all
},
8959 { "mask", 2, VERB_ANY
, 0, enable_unit
},
8960 { "unmask", 2, VERB_ANY
, 0, enable_unit
},
8961 { "link", 2, VERB_ANY
, 0, enable_unit
},
8962 { "revert", 2, VERB_ANY
, 0, enable_unit
},
8963 { "switch-root", 2, VERB_ANY
, VERB_ONLINE_ONLY
, switch_root
},
8964 { "list-dependencies", VERB_ANY
, VERB_ANY
, VERB_ONLINE_ONLY
, list_dependencies
},
8965 { "set-default", 2, 2, 0, set_default
},
8966 { "get-default", VERB_ANY
, 1, 0, get_default
},
8967 { "set-property", 3, VERB_ANY
, VERB_ONLINE_ONLY
, set_property
},
8968 { "is-system-running", VERB_ANY
, 1, 0, is_system_running
},
8969 { "add-wants", 3, VERB_ANY
, 0, add_dependency
},
8970 { "add-requires", 3, VERB_ANY
, 0, add_dependency
},
8971 { "edit", 2, VERB_ANY
, VERB_ONLINE_ONLY
, edit
},
8975 const Verb
*verb
= verbs_find_verb(argv
[optind
], verbs
);
8976 if (verb
&& (verb
->flags
& VERB_ONLINE_ONLY
) && arg_root
)
8977 return log_error_errno(SYNTHETIC_ERRNO(EINVAL
),
8978 "Verb '%s' cannot be used with --root=.",
8979 argv
[optind
] ?: verb
->verb
);
8981 return dispatch_verb(argc
, argv
, verbs
, NULL
);
8984 static int reload_with_fallback(void) {
8985 /* First, try systemd via D-Bus. */
8986 if (daemon_reload(0, NULL
, NULL
) >= 0)
8989 /* Nothing else worked, so let's try signals */
8990 assert(IN_SET(arg_action
, ACTION_RELOAD
, ACTION_REEXEC
));
8992 if (kill(1, arg_action
== ACTION_RELOAD
? SIGHUP
: SIGTERM
) < 0)
8993 return log_error_errno(errno
, "kill() failed: %m");
8998 static int start_with_fallback(void) {
8999 /* First, try systemd via D-Bus. */
9000 if (start_unit(0, NULL
, NULL
) == 0)
9003 #if HAVE_SYSV_COMPAT
9004 /* Nothing else worked, so let's try /dev/initctl */
9005 if (talk_initctl(action_to_runlevel()) > 0)
9009 return log_error_errno(SYNTHETIC_ERRNO(EIO
),
9010 "Failed to talk to init daemon.");
9013 static int halt_now(enum action a
) {
9014 /* The kernel will automatically flush ATA disks and suchlike on reboot(), but the file systems need to be
9015 * synced explicitly in advance. */
9016 if (!arg_no_sync
&& !arg_dry_run
)
9019 /* Make sure C-A-D is handled by the kernel from this point on... */
9021 (void) reboot(RB_ENABLE_CAD
);
9027 log_info("Halting.");
9030 (void) reboot(RB_HALT_SYSTEM
);
9033 case ACTION_POWEROFF
:
9035 log_info("Powering off.");
9038 (void) reboot(RB_POWER_OFF
);
9043 return reboot_with_parameter(REBOOT_FALLBACK
|
9044 (arg_quiet
? 0 : REBOOT_LOG
) |
9045 (arg_dry_run
? REBOOT_DRY_RUN
: 0));
9048 assert_not_reached("Unknown action.");
9052 static int logind_schedule_shutdown(void) {
9055 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
9056 char date
[FORMAT_TIMESTAMP_MAX
];
9058 const char *log_action
;
9062 r
= acquire_bus(BUS_FULL
, &bus
);
9066 switch (arg_action
) {
9069 log_action
= "Shutdown";
9071 case ACTION_POWEROFF
:
9072 action
= "poweroff";
9073 log_action
= "Shutdown";
9077 log_action
= "Reboot via kexec";
9081 log_action
= "Shutdown";
9086 log_action
= "Reboot";
9091 action
= strjoina("dry-", action
);
9093 (void) logind_set_wall_message();
9095 r
= bus_call_method(bus
, bus_login_mgr
, "ScheduleShutdown", &error
, NULL
, "st", action
, arg_when
);
9097 return log_warning_errno(r
, "Failed to call ScheduleShutdown in logind, proceeding with immediate shutdown: %s", bus_error_message(&error
, r
));
9100 log_info("%s scheduled for %s, use 'shutdown -c' to cancel.", log_action
, format_timestamp(date
, sizeof(date
), arg_when
));
9103 return log_error_errno(SYNTHETIC_ERRNO(ENOSYS
),
9104 "Cannot schedule shutdown without logind support, proceeding with immediate shutdown.");
9108 static int halt_main(void) {
9111 r
= logind_check_inhibitors(arg_action
);
9115 /* Delayed shutdown requested, and was successful */
9116 if (arg_when
> 0 && logind_schedule_shutdown() == 0)
9118 /* no delay, or logind failed or is not at all available */
9120 if (geteuid() != 0) {
9121 if (arg_dry_run
|| arg_force
> 0) {
9122 (void) must_be_root();
9126 /* Try logind if we are a normal user and no special
9127 * mode applies. Maybe polkit allows us to shutdown
9129 if (IN_SET(arg_action
, ACTION_POWEROFF
, ACTION_REBOOT
, ACTION_HALT
)) {
9130 r
= logind_reboot(arg_action
);
9133 if (IN_SET(r
, -EOPNOTSUPP
, -EINPROGRESS
))
9134 /* requested operation is not
9135 * supported on the local system or
9136 * already in progress */
9138 /* on all other errors, try low-level operation */
9142 /* In order to minimize the difference between operation with and
9143 * without logind, we explicitly enable non-blocking mode for this,
9144 * as logind's shutdown operations are always non-blocking. */
9145 arg_no_block
= true;
9147 if (!arg_dry_run
&& !arg_force
)
9148 return start_with_fallback();
9150 assert(geteuid() == 0);
9153 if (sd_booted() > 0)
9154 log_debug("Not writing utmp record, assuming that systemd-update-utmp is used.");
9156 r
= utmp_put_shutdown();
9158 log_warning_errno(r
, "Failed to write utmp record: %m");
9165 r
= halt_now(arg_action
);
9166 return log_error_errno(r
, "Failed to reboot: %m");
9169 static int runlevel_main(void) {
9170 int r
, runlevel
, previous
;
9172 r
= utmp_get_runlevel(&runlevel
, &previous
);
9179 previous
<= 0 ? 'N' : previous
,
9180 runlevel
<= 0 ? 'N' : runlevel
);
9185 static int logind_cancel_shutdown(void) {
9187 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
9191 r
= acquire_bus(BUS_FULL
, &bus
);
9195 (void) logind_set_wall_message();
9197 r
= bus_call_method(bus
, bus_login_mgr
, "CancelScheduledShutdown", &error
, NULL
, NULL
);
9199 return log_warning_errno(r
, "Failed to talk to logind, shutdown hasn't been cancelled: %s", bus_error_message(&error
, r
));
9203 return log_error_errno(SYNTHETIC_ERRNO(ENOSYS
),
9204 "Not compiled with logind support, cannot cancel scheduled shutdowns.");
9208 static int run(int argc
, char *argv
[]) {
9211 setlocale(LC_ALL
, "");
9212 log_parse_environment_cli();
9215 /* The journal merging logic potentially needs a lot of fds. */
9216 (void) rlimit_nofile_bump(HIGH_RLIMIT_NOFILE
);
9220 /* Explicitly not on_tty() to avoid setting cached value.
9221 * This becomes relevant for piping output which might be
9223 original_stdout_is_tty
= isatty(STDOUT_FILENO
);
9225 r
= parse_argv(argc
, argv
);
9229 if (arg_action
!= ACTION_SYSTEMCTL
&& running_in_chroot() > 0) {
9231 log_info("Running in chroot, ignoring request.");
9236 /* systemctl_main() will print an error message for the bus
9237 * connection, but only if it needs to */
9239 switch (arg_action
) {
9241 case ACTION_SYSTEMCTL
:
9242 r
= systemctl_main(argc
, argv
);
9245 /* Legacy command aliases set arg_action. They provide some fallbacks,
9246 * e.g. to tell sysvinit to reboot after you have installed systemd
9250 case ACTION_POWEROFF
:
9256 case ACTION_RUNLEVEL2
:
9257 case ACTION_RUNLEVEL3
:
9258 case ACTION_RUNLEVEL4
:
9259 case ACTION_RUNLEVEL5
:
9261 r
= start_with_fallback();
9266 r
= reload_with_fallback();
9269 case ACTION_CANCEL_SHUTDOWN
:
9270 r
= logind_cancel_shutdown();
9273 case ACTION_RUNLEVEL
:
9274 r
= runlevel_main();
9278 case ACTION_SUSPEND
:
9279 case ACTION_HIBERNATE
:
9280 case ACTION_HYBRID_SLEEP
:
9281 case ACTION_SUSPEND_THEN_HIBERNATE
:
9282 case ACTION_EMERGENCY
:
9283 case ACTION_DEFAULT
:
9284 /* systemctl verbs with no equivalent in the legacy commands.
9285 * These cannot appear in arg_action. Fall through. */
9287 case _ACTION_INVALID
:
9289 assert_not_reached("Unknown action");
9295 /* Note that we return r here, not 0, so that we can implement the LSB-like return codes */
9299 DEFINE_MAIN_FUNCTION_WITH_POSITIVE_FAILURE(run
);