1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
5 #include <sys/statvfs.h>
8 #include "alloc-util.h"
9 #include "architecture.h"
11 #include "bus-common-errors.h"
12 #include "bus-get-properties.h"
13 #include "bus-log-control-api.h"
15 #include "confidential-virt.h"
16 #include "data-fd-util.h"
17 #include "dbus-cgroup.h"
18 #include "dbus-execute.h"
20 #include "dbus-manager.h"
21 #include "dbus-scope.h"
22 #include "dbus-service.h"
23 #include "dbus-unit.h"
28 #include "format-util.h"
29 #include "initrd-util.h"
32 #include "manager-dump.h"
34 #include "parse-util.h"
35 #include "path-util.h"
36 #include "process-util.h"
37 #include "selinux-access.h"
38 #include "stat-util.h"
39 #include "string-util.h"
41 #include "syslog-util.h"
42 #include "user-util.h"
47 /* Require 16MiB free in /run/systemd for reloading/reexecing. After all we need to serialize our state
48 * there, and if we can't we'll fail badly. */
49 #define RELOAD_DISK_SPACE_MIN (UINT64_C(16) * UINT64_C(1024) * UINT64_C(1024))
51 static UnitFileFlags
unit_file_bools_to_flags(bool runtime
, bool force
) {
52 return (runtime
? UNIT_FILE_RUNTIME
: 0) |
53 (force
? UNIT_FILE_FORCE
: 0);
56 BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_oom_policy
, oom_policy
, OOMPolicy
);
57 BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_emergency_action
, emergency_action
, EmergencyAction
);
59 static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_version
, "s", GIT_VERSION
);
60 static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_features
, "s", systemd_features
);
61 static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_architecture
, "s", architecture_to_string(uname_architecture()));
62 static BUS_DEFINE_PROPERTY_GET2(property_get_system_state
, "s", Manager
, manager_state
, manager_state_to_string
);
63 static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_timer_slack_nsec
, "t", (uint64_t) prctl(PR_GET_TIMERSLACK
));
64 static BUS_DEFINE_PROPERTY_GET_REF(property_get_hashmap_size
, "u", Hashmap
*, hashmap_size
);
65 static BUS_DEFINE_PROPERTY_GET_REF(property_get_set_size
, "u", Set
*, set_size
);
66 static BUS_DEFINE_PROPERTY_GET(property_get_default_timeout_abort_usec
, "t", Manager
, manager_default_timeout_abort_usec
);
67 static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_watchdog_device
, "s", watchdog_get_device());
68 static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_watchdog_last_ping_realtime
, "t", watchdog_get_last_ping(CLOCK_REALTIME
));
69 static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_watchdog_last_ping_monotonic
, "t", watchdog_get_last_ping(CLOCK_MONOTONIC
));
71 static int property_get_virtualization(
74 const char *interface
,
76 sd_bus_message
*reply
,
78 sd_bus_error
*error
) {
85 v
= detect_virtualization();
87 /* Make sure to return the empty string when we detect no virtualization, as that is the API.
89 * https://github.com/systemd/systemd/issues/1423
92 return sd_bus_message_append(
94 v
== VIRTUALIZATION_NONE
? NULL
: virtualization_to_string(v
));
97 static int property_get_confidential_virtualization(
100 const char *interface
,
101 const char *property
,
102 sd_bus_message
*reply
,
104 sd_bus_error
*error
) {
106 ConfidentialVirtualization v
;
111 v
= detect_confidential_virtualization();
113 return sd_bus_message_append(
115 v
<= 0 ? NULL
: confidential_virtualization_to_string(v
));
118 static int property_get_tainted(
121 const char *interface
,
122 const char *property
,
123 sd_bus_message
*reply
,
125 sd_bus_error
*error
) {
127 _cleanup_free_
char *s
= NULL
;
128 Manager
*m
= ASSERT_PTR(userdata
);
133 s
= manager_taint_string(m
);
137 return sd_bus_message_append(reply
, "s", s
);
140 static int property_set_log_target(
143 const char *interface
,
144 const char *property
,
145 sd_bus_message
*value
,
147 sd_bus_error
*error
) {
149 Manager
*m
= userdata
;
156 r
= sd_bus_message_read(value
, "s", &t
);
161 manager_restore_original_log_target(m
);
165 target
= log_target_from_string(t
);
167 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
, "Invalid log target '%s'", t
);
169 manager_override_log_target(m
, target
);
175 static int property_set_log_level(
178 const char *interface
,
179 const char *property
,
180 sd_bus_message
*value
,
182 sd_bus_error
*error
) {
184 Manager
*m
= userdata
;
191 r
= sd_bus_message_read(value
, "s", &t
);
196 manager_restore_original_log_level(m
);
200 level
= log_level_from_string(t
);
202 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
, "Invalid log level '%s'", t
);
204 manager_override_log_level(m
, level
);
210 static int property_get_progress(
213 const char *interface
,
214 const char *property
,
215 sd_bus_message
*reply
,
217 sd_bus_error
*error
) {
219 Manager
*m
= ASSERT_PTR(userdata
);
225 if (MANAGER_IS_FINISHED(m
))
228 d
= 1.0 - ((double) hashmap_size(m
->jobs
) / (double) m
->n_installed_jobs
);
230 return sd_bus_message_append(reply
, "d", d
);
233 static int property_get_environment(
236 const char *interface
,
237 const char *property
,
238 sd_bus_message
*reply
,
240 sd_bus_error
*error
) {
242 _cleanup_strv_free_
char **l
= NULL
;
243 Manager
*m
= ASSERT_PTR(userdata
);
249 r
= manager_get_effective_environment(m
, &l
);
253 return sd_bus_message_append_strv(reply
, l
);
256 static int property_get_show_status(
259 const char *interface
,
260 const char *property
,
261 sd_bus_message
*reply
,
263 sd_bus_error
*error
) {
265 Manager
*m
= ASSERT_PTR(userdata
);
270 return sd_bus_message_append(reply
, "b", manager_get_show_status_on(m
));
273 static int property_get_runtime_watchdog(
276 const char *interface
,
277 const char *property
,
278 sd_bus_message
*reply
,
280 sd_bus_error
*error
) {
282 Manager
*m
= ASSERT_PTR(userdata
);
287 return sd_bus_message_append(reply
, "t", manager_get_watchdog(m
, WATCHDOG_RUNTIME
));
290 static int property_get_pretimeout_watchdog(
293 const char *interface
,
294 const char *property
,
295 sd_bus_message
*reply
,
297 sd_bus_error
*error
) {
299 Manager
*m
= ASSERT_PTR(userdata
);
304 return sd_bus_message_append(reply
, "t", manager_get_watchdog(m
, WATCHDOG_PRETIMEOUT
));
307 static int property_get_pretimeout_watchdog_governor(
310 const char *interface
,
311 const char *property
,
312 sd_bus_message
*reply
,
314 sd_bus_error
*error
) {
316 Manager
*m
= ASSERT_PTR(userdata
);
321 return sd_bus_message_append(reply
, "s", m
->watchdog_pretimeout_governor
);
324 static int property_get_reboot_watchdog(
327 const char *interface
,
328 const char *property
,
329 sd_bus_message
*reply
,
331 sd_bus_error
*error
) {
333 Manager
*m
= ASSERT_PTR(userdata
);
338 return sd_bus_message_append(reply
, "t", manager_get_watchdog(m
, WATCHDOG_REBOOT
));
341 static int property_get_kexec_watchdog(
344 const char *interface
,
345 const char *property
,
346 sd_bus_message
*reply
,
348 sd_bus_error
*error
) {
350 Manager
*m
= ASSERT_PTR(userdata
);
355 return sd_bus_message_append(reply
, "t", manager_get_watchdog(m
, WATCHDOG_KEXEC
));
358 static int property_set_watchdog(Manager
*m
, WatchdogType type
, sd_bus_message
*value
) {
365 assert_cc(sizeof(usec_t
) == sizeof(uint64_t));
367 r
= sd_bus_message_read(value
, "t", &timeout
);
371 manager_override_watchdog(m
, type
, timeout
);
375 static int property_set_runtime_watchdog(
378 const char *interface
,
379 const char *property
,
380 sd_bus_message
*value
,
382 sd_bus_error
*error
) {
384 return property_set_watchdog(userdata
, WATCHDOG_RUNTIME
, value
);
387 static int property_set_pretimeout_watchdog(
390 const char *interface
,
391 const char *property
,
392 sd_bus_message
*value
,
394 sd_bus_error
*error
) {
396 return property_set_watchdog(userdata
, WATCHDOG_PRETIMEOUT
, value
);
399 static int property_set_pretimeout_watchdog_governor(
402 const char *interface
,
403 const char *property
,
404 sd_bus_message
*value
,
406 sd_bus_error
*error
) {
408 Manager
*m
= ASSERT_PTR(userdata
);
412 r
= sd_bus_message_read(value
, "s", &governor
);
415 if (!string_is_safe(governor
))
418 return manager_override_watchdog_pretimeout_governor(m
, governor
);
421 static int property_set_reboot_watchdog(
424 const char *interface
,
425 const char *property
,
426 sd_bus_message
*value
,
428 sd_bus_error
*error
) {
430 return property_set_watchdog(userdata
, WATCHDOG_REBOOT
, value
);
433 static int property_set_kexec_watchdog(
436 const char *interface
,
437 const char *property
,
438 sd_bus_message
*value
,
440 sd_bus_error
*error
) {
442 _unused_ Manager
*m
= ASSERT_PTR(userdata
);
447 return property_set_watchdog(userdata
, WATCHDOG_KEXEC
, value
);
450 static int property_get_oom_score_adjust(
453 const char *interface
,
454 const char *property
,
455 sd_bus_message
*reply
,
457 sd_bus_error
*error
) {
459 Manager
*m
= ASSERT_PTR(userdata
);
465 if (m
->defaults
.oom_score_adjust_set
)
466 n
= m
->defaults
.oom_score_adjust
;
469 r
= get_oom_score_adjust(&n
);
471 log_debug_errno(r
, "Failed to read current OOM score adjustment value, ignoring: %m");
474 return sd_bus_message_append(reply
, "i", n
);
477 static int bus_get_unit_by_name(Manager
*m
, sd_bus_message
*message
, const char *name
, Unit
**ret_unit
, sd_bus_error
*error
) {
485 /* More or less a wrapper around manager_get_unit() that generates nice errors and has one trick up
486 * its sleeve: if the name is specified empty we use the client's unit. */
489 _cleanup_(sd_bus_creds_unrefp
) sd_bus_creds
*creds
= NULL
;
492 r
= sd_bus_query_sender_creds(message
, SD_BUS_CREDS_PID
, &creds
);
496 r
= sd_bus_creds_get_pid(creds
, &pid
);
500 u
= manager_get_unit_by_pid(m
, pid
);
502 return sd_bus_error_set(error
, BUS_ERROR_NO_SUCH_UNIT
, "Client not member of any unit.");
504 u
= manager_get_unit(m
, name
);
506 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_UNIT
, "Unit %s not loaded.", name
);
513 static int bus_load_unit_by_name(Manager
*m
, sd_bus_message
*message
, const char *name
, Unit
**ret_unit
, sd_bus_error
*error
) {
518 /* Pretty much the same as bus_get_unit_by_name(), but we also load the unit if necessary. */
521 return bus_get_unit_by_name(m
, message
, name
, ret_unit
, error
);
523 return manager_load_unit(m
, name
, NULL
, error
, ret_unit
);
526 static int reply_unit_path(Unit
*u
, sd_bus_message
*message
, sd_bus_error
*error
) {
527 _cleanup_free_
char *path
= NULL
;
533 r
= mac_selinux_unit_access_check(u
, message
, "status", error
);
537 path
= unit_dbus_path(u
);
541 return sd_bus_reply_method_return(message
, "o", path
);
544 static int method_get_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
545 Manager
*m
= ASSERT_PTR(userdata
);
552 /* Anyone can call this method */
554 r
= sd_bus_message_read(message
, "s", &name
);
558 r
= bus_get_unit_by_name(m
, message
, name
, &u
, error
);
562 return reply_unit_path(u
, message
, error
);
565 static int method_get_unit_by_pid(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
566 Manager
*m
= ASSERT_PTR(userdata
);
573 assert_cc(sizeof(pid_t
) == sizeof(uint32_t));
575 /* Anyone can call this method */
577 r
= sd_bus_message_read(message
, "u", &pid
);
581 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
, "Invalid PID " PID_FMT
, pid
);
584 _cleanup_(sd_bus_creds_unrefp
) sd_bus_creds
*creds
= NULL
;
586 r
= sd_bus_query_sender_creds(message
, SD_BUS_CREDS_PID
, &creds
);
590 r
= sd_bus_creds_get_pid(creds
, &pid
);
595 u
= manager_get_unit_by_pid(m
, pid
);
597 return sd_bus_error_setf(error
, BUS_ERROR_NO_UNIT_FOR_PID
, "PID "PID_FMT
" does not belong to any loaded unit.", pid
);
599 return reply_unit_path(u
, message
, error
);
602 static int method_get_unit_by_invocation_id(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
603 _cleanup_free_
char *path
= NULL
;
604 Manager
*m
= ASSERT_PTR(userdata
);
613 /* Anyone can call this method */
615 r
= sd_bus_message_read_array(message
, 'y', &a
, &sz
);
623 return sd_bus_error_set(error
, SD_BUS_ERROR_INVALID_ARGS
, "Invalid invocation ID");
625 if (sd_id128_is_null(id
)) {
626 _cleanup_(sd_bus_creds_unrefp
) sd_bus_creds
*creds
= NULL
;
629 r
= sd_bus_query_sender_creds(message
, SD_BUS_CREDS_PID
, &creds
);
633 r
= sd_bus_creds_get_pid(creds
, &pid
);
637 u
= manager_get_unit_by_pid(m
, pid
);
639 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_UNIT
,
640 "Client " PID_FMT
" not member of any unit.", pid
);
642 u
= hashmap_get(m
->units_by_invocation_id
, &id
);
644 return sd_bus_error_setf(error
, BUS_ERROR_NO_UNIT_FOR_INVOCATION_ID
, "No unit with the specified invocation ID " SD_ID128_FORMAT_STR
" known.", SD_ID128_FORMAT_VAL(id
));
647 r
= mac_selinux_unit_access_check(u
, message
, "status", error
);
651 /* So here's a special trick: the bus path we return actually references the unit by its invocation
652 * ID instead of the unit name. This means it stays valid only as long as the invocation ID stays the
654 path
= unit_dbus_path_invocation_id(u
);
658 return sd_bus_reply_method_return(message
, "o", path
);
661 static int method_get_unit_by_control_group(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
662 Manager
*m
= userdata
;
667 r
= sd_bus_message_read(message
, "s", &cgroup
);
671 u
= manager_get_unit_by_cgroup(m
, cgroup
);
673 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_UNIT
,
674 "Control group '%s' is not valid or not managed by this instance",
677 return reply_unit_path(u
, message
, error
);
680 static int method_get_unit_by_pidfd(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
681 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
682 Manager
*m
= ASSERT_PTR(userdata
);
683 _cleanup_free_
char *path
= NULL
;
690 r
= sd_bus_message_read(message
, "h", &pidfd
);
694 r
= pidfd_get_pid(pidfd
, &pid
);
696 return sd_bus_error_set_errnof(error
, r
, "Failed to get PID from PIDFD: %m");
698 u
= manager_get_unit_by_pid(m
, pid
);
700 return sd_bus_error_setf(error
, BUS_ERROR_NO_UNIT_FOR_PID
, "PID "PID_FMT
" does not belong to any loaded unit.", pid
);
702 r
= mac_selinux_unit_access_check(u
, message
, "status", error
);
706 path
= unit_dbus_path(u
);
710 r
= sd_bus_message_new_method_return(message
, &reply
);
714 r
= sd_bus_message_append(reply
, "os", path
, u
->id
);
718 r
= sd_bus_message_append_array(reply
, 'y', u
->invocation_id
.bytes
, sizeof(u
->invocation_id
.bytes
));
722 /* Double-check that the process is still alive and that the PID did not change before returning the
724 r
= pidfd_verify_pid(pidfd
, pid
);
726 return sd_bus_error_setf(error
,
727 BUS_ERROR_NO_SUCH_PROCESS
,
728 "The PIDFD's PID "PID_FMT
" changed during the lookup operation.",
731 return sd_bus_error_set_errnof(error
, r
, "Failed to get PID from PIDFD: %m");
733 return sd_bus_send(NULL
, reply
, NULL
);
736 static int method_load_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
737 Manager
*m
= ASSERT_PTR(userdata
);
744 /* Anyone can call this method */
746 r
= sd_bus_message_read(message
, "s", &name
);
750 r
= bus_load_unit_by_name(m
, message
, name
, &u
, error
);
754 return reply_unit_path(u
, message
, error
);
757 static int method_start_unit_generic(sd_bus_message
*message
, Manager
*m
, JobType job_type
, bool reload_if_possible
, sd_bus_error
*error
) {
765 r
= sd_bus_message_read(message
, "s", &name
);
769 r
= manager_load_unit(m
, name
, NULL
, error
, &u
);
773 return bus_unit_method_start_generic(message
, u
, job_type
, reload_if_possible
, error
);
776 static int method_start_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
777 return method_start_unit_generic(message
, userdata
, JOB_START
, /* reload_if_possible = */ false, error
);
780 static int method_stop_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
781 return method_start_unit_generic(message
, userdata
, JOB_STOP
, /* reload_if_possible = */ false, error
);
784 static int method_reload_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
785 return method_start_unit_generic(message
, userdata
, JOB_RELOAD
, /* reload_if_possible = */ false, error
);
788 static int method_restart_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
789 return method_start_unit_generic(message
, userdata
, JOB_RESTART
, /* reload_if_possible = */ false, error
);
792 static int method_try_restart_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
793 return method_start_unit_generic(message
, userdata
, JOB_TRY_RESTART
, /* reload_if_possible = */ false, error
);
796 static int method_reload_or_restart_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
797 return method_start_unit_generic(message
, userdata
, JOB_RESTART
, /* reload_if_possible = */ true, error
);
800 static int method_reload_or_try_restart_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
801 return method_start_unit_generic(message
, userdata
, JOB_TRY_RESTART
, /* reload_if_possible = */ true, error
);
804 typedef enum GenericUnitOperationFlags
{
805 GENERIC_UNIT_LOAD
= 1 << 0, /* Load if the unit is not loaded yet */
806 GENERIC_UNIT_VALIDATE_LOADED
= 1 << 1, /* Verify unit is properly loaded before forwarding call */
807 } GenericUnitOperationFlags
;
809 static int method_generic_unit_operation(
810 sd_bus_message
*message
,
813 sd_bus_message_handler_t handler
,
814 GenericUnitOperationFlags flags
) {
823 /* Read the first argument from the command and pass the operation to the specified per-unit
826 r
= sd_bus_message_read(message
, "s", &name
);
830 if (!isempty(name
) && FLAGS_SET(flags
, GENERIC_UNIT_LOAD
))
831 r
= manager_load_unit(m
, name
, NULL
, error
, &u
);
833 r
= bus_get_unit_by_name(m
, message
, name
, &u
, error
);
837 if (FLAGS_SET(flags
, GENERIC_UNIT_VALIDATE_LOADED
)) {
838 r
= bus_unit_validate_load_state(u
, error
);
843 return handler(message
, u
, error
);
846 static int method_enqueue_unit_job(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
847 /* We don't bother with GENERIC_UNIT_VALIDATE_LOADED here, as the job logic validates that anyway */
848 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_enqueue_job
, GENERIC_UNIT_LOAD
);
851 static int method_start_unit_replace(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
852 Manager
*m
= ASSERT_PTR(userdata
);
853 const char *old_name
;
859 r
= sd_bus_message_read(message
, "s", &old_name
);
863 r
= bus_get_unit_by_name(m
, message
, old_name
, &u
, error
);
866 if (!u
->job
|| u
->job
->type
!= JOB_START
)
867 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_JOB
, "No job queued for unit %s", old_name
);
869 return method_start_unit_generic(message
, m
, JOB_START
, /* reload_if_possible = */ false, error
);
872 static int method_kill_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
873 /* We don't bother with GENERIC_UNIT_LOAD nor GENERIC_UNIT_VALIDATE_LOADED here, as it shouldn't
874 * matter whether a unit is loaded for killing any processes possibly in the unit's cgroup. */
875 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_kill
, 0);
878 static int method_clean_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
879 /* Load the unit if necessary, in order to load it, and insist on the unit being loaded to be
881 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_clean
, GENERIC_UNIT_LOAD
|GENERIC_UNIT_VALIDATE_LOADED
);
884 static int method_freeze_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
885 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_freeze
, 0);
888 static int method_thaw_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
889 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_thaw
, 0);
892 static int method_reset_failed_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
893 /* Don't load the unit (because unloaded units can't be in failed state), and don't insist on the
894 * unit to be loaded properly (since a failed unit might have its unit file disappeared) */
895 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_reset_failed
, 0);
898 static int method_set_unit_properties(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
899 /* Only change properties on fully loaded units, and load them in order to set properties */
900 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_set_properties
, GENERIC_UNIT_LOAD
|GENERIC_UNIT_VALIDATE_LOADED
);
903 static int method_bind_mount_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
904 /* Only add mounts on fully loaded units */
905 return method_generic_unit_operation(message
, userdata
, error
, bus_service_method_bind_mount
, GENERIC_UNIT_VALIDATE_LOADED
);
908 static int method_mount_image_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
909 /* Only add mounts on fully loaded units */
910 return method_generic_unit_operation(message
, userdata
, error
, bus_service_method_mount_image
, GENERIC_UNIT_VALIDATE_LOADED
);
913 static int method_ref_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
914 /* Only allow reffing of fully loaded units, and make sure reffing a unit loads it. */
915 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_ref
, GENERIC_UNIT_LOAD
|GENERIC_UNIT_VALIDATE_LOADED
);
918 static int method_unref_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
919 /* Dropping a ref OTOH should not require the unit to still be loaded. And since a reffed unit is a
920 * loaded unit there's no need to load the unit for unreffing it. */
921 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_unref
, 0);
924 static int reply_unit_info(sd_bus_message
*reply
, Unit
*u
) {
925 _cleanup_free_
char *unit_path
= NULL
, *job_path
= NULL
;
928 following
= unit_following(u
);
930 unit_path
= unit_dbus_path(u
);
935 job_path
= job_dbus_path(u
->job
);
940 return sd_bus_message_append(
941 reply
, "(ssssssouso)",
944 unit_load_state_to_string(u
->load_state
),
945 unit_active_state_to_string(unit_active_state(u
)),
946 unit_sub_state_to_string(u
),
947 following
? following
->id
: "",
949 u
->job
? u
->job
->id
: 0,
950 u
->job
? job_type_to_string(u
->job
->type
) : "",
951 empty_to_root(job_path
));
954 static int method_list_units_by_names(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
955 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
956 Manager
*m
= ASSERT_PTR(userdata
);
958 _cleanup_strv_free_
char **units
= NULL
;
962 r
= sd_bus_message_read_strv(message
, &units
);
966 r
= sd_bus_message_new_method_return(message
, &reply
);
970 r
= sd_bus_message_open_container(reply
, 'a', "(ssssssouso)");
974 STRV_FOREACH(unit
, units
) {
977 if (!unit_name_is_valid(*unit
, UNIT_NAME_ANY
))
980 r
= bus_load_unit_by_name(m
, message
, *unit
, &u
, error
);
984 r
= reply_unit_info(reply
, u
);
989 r
= sd_bus_message_close_container(reply
);
993 return sd_bus_send(NULL
, reply
, NULL
);
996 static int method_get_unit_processes(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
997 /* Don't load a unit (since it won't have any processes if it's not loaded), but don't insist on the
998 * unit being loaded (because even improperly loaded units might still have processes around */
999 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_get_processes
, 0);
1002 static int method_attach_processes_to_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1003 /* Don't allow attaching new processes to units that aren't loaded. Don't bother with loading a unit
1004 * for this purpose though, as an unloaded unit is a stopped unit, and we don't allow attaching
1005 * processes to stopped units anyway. */
1006 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_attach_processes
, GENERIC_UNIT_VALIDATE_LOADED
);
1009 static int transient_unit_from_message(
1011 sd_bus_message
*message
,
1014 sd_bus_error
*error
) {
1024 t
= unit_name_to_type(name
);
1026 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1027 "Invalid unit name or type.");
1029 if (!unit_vtable
[t
]->can_transient
)
1030 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1031 "Unit type %s does not support transient units.",
1032 unit_type_to_string(t
));
1034 r
= manager_load_unit(m
, name
, NULL
, error
, &u
);
1038 if (!unit_is_pristine(u
))
1039 return sd_bus_error_setf(error
, BUS_ERROR_UNIT_EXISTS
,
1040 "Unit %s was already loaded or has a fragment file.", name
);
1042 /* OK, the unit failed to load and is unreferenced, now let's
1043 * fill in the transient data instead */
1044 r
= unit_make_transient(u
);
1048 /* Set our properties */
1049 r
= bus_unit_set_properties(u
, message
, UNIT_RUNTIME
, false, error
);
1053 /* If the client asked for it, automatically add a reference to this unit. */
1054 if (u
->bus_track_add
) {
1055 r
= bus_unit_track_add_sender(u
, message
);
1057 return log_error_errno(r
, "Failed to watch sender: %m");
1060 /* Now load the missing bits of the unit we just created */
1061 unit_add_to_load_queue(u
);
1062 manager_dispatch_load_queue(m
);
1069 static int transient_aux_units_from_message(
1071 sd_bus_message
*message
,
1072 sd_bus_error
*error
) {
1079 r
= sd_bus_message_enter_container(message
, 'a', "(sa(sv))");
1083 while ((r
= sd_bus_message_enter_container(message
, 'r', "sa(sv)")) > 0) {
1084 const char *name
= NULL
;
1087 r
= sd_bus_message_read(message
, "s", &name
);
1091 r
= transient_unit_from_message(m
, message
, name
, &u
, error
);
1095 r
= sd_bus_message_exit_container(message
);
1102 r
= sd_bus_message_exit_container(message
);
1109 static int method_start_transient_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1110 const char *name
, *smode
;
1111 Manager
*m
= ASSERT_PTR(userdata
);
1118 r
= mac_selinux_access_check(message
, "start", error
);
1122 r
= sd_bus_message_read(message
, "ss", &name
, &smode
);
1126 mode
= job_mode_from_string(smode
);
1128 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
, "Job mode %s is invalid.", smode
);
1130 r
= bus_verify_manage_units_async(m
, message
, error
);
1134 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
1136 r
= transient_unit_from_message(m
, message
, name
, &u
, error
);
1140 r
= transient_aux_units_from_message(m
, message
, error
);
1144 /* Finally, start it */
1145 return bus_unit_queue_job(message
, u
, JOB_START
, mode
, 0, error
);
1148 static int method_get_job(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1149 _cleanup_free_
char *path
= NULL
;
1150 Manager
*m
= ASSERT_PTR(userdata
);
1157 /* Anyone can call this method */
1159 r
= sd_bus_message_read(message
, "u", &id
);
1163 j
= manager_get_job(m
, id
);
1165 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_JOB
, "Job %u does not exist.", (unsigned) id
);
1167 r
= mac_selinux_unit_access_check(j
->unit
, message
, "status", error
);
1171 path
= job_dbus_path(j
);
1175 return sd_bus_reply_method_return(message
, "o", path
);
1178 static int method_cancel_job(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1179 Manager
*m
= ASSERT_PTR(userdata
);
1186 r
= sd_bus_message_read(message
, "u", &id
);
1190 j
= manager_get_job(m
, id
);
1192 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_JOB
, "Job %u does not exist.", (unsigned) id
);
1194 return bus_job_method_cancel(message
, j
, error
);
1197 static int method_clear_jobs(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1198 Manager
*m
= ASSERT_PTR(userdata
);
1203 r
= mac_selinux_access_check(message
, "reload", error
);
1207 r
= bus_verify_manage_units_async(m
, message
, error
);
1211 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
1213 manager_clear_jobs(m
);
1215 return sd_bus_reply_method_return(message
, NULL
);
1218 static int method_reset_failed(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1219 Manager
*m
= ASSERT_PTR(userdata
);
1224 r
= mac_selinux_access_check(message
, "reload", error
);
1228 r
= bus_verify_manage_units_async(m
, message
, error
);
1232 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
1234 manager_reset_failed(m
);
1236 return sd_bus_reply_method_return(message
, NULL
);
1239 static int list_units_filtered(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
, char **states
, char **patterns
) {
1240 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1241 Manager
*m
= ASSERT_PTR(userdata
);
1248 /* Anyone can call this method */
1250 r
= mac_selinux_access_check(message
, "status", error
);
1254 r
= sd_bus_message_new_method_return(message
, &reply
);
1258 r
= sd_bus_message_open_container(reply
, 'a', "(ssssssouso)");
1262 HASHMAP_FOREACH_KEY(u
, k
, m
->units
) {
1266 if (!strv_isempty(states
) &&
1267 !strv_contains(states
, unit_load_state_to_string(u
->load_state
)) &&
1268 !strv_contains(states
, unit_active_state_to_string(unit_active_state(u
))) &&
1269 !strv_contains(states
, unit_sub_state_to_string(u
)))
1272 if (!strv_isempty(patterns
) &&
1273 !strv_fnmatch_or_empty(patterns
, u
->id
, FNM_NOESCAPE
))
1276 r
= reply_unit_info(reply
, u
);
1281 r
= sd_bus_message_close_container(reply
);
1285 return sd_bus_send(NULL
, reply
, NULL
);
1288 static int method_list_units(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1289 return list_units_filtered(message
, userdata
, error
, NULL
, NULL
);
1292 static int method_list_units_filtered(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1293 _cleanup_strv_free_
char **states
= NULL
;
1296 r
= sd_bus_message_read_strv(message
, &states
);
1300 return list_units_filtered(message
, userdata
, error
, states
, NULL
);
1303 static int method_list_units_by_patterns(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1304 _cleanup_strv_free_
char **states
= NULL
;
1305 _cleanup_strv_free_
char **patterns
= NULL
;
1308 r
= sd_bus_message_read_strv(message
, &states
);
1312 r
= sd_bus_message_read_strv(message
, &patterns
);
1316 return list_units_filtered(message
, userdata
, error
, states
, patterns
);
1319 static int method_list_jobs(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1320 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1321 Manager
*m
= ASSERT_PTR(userdata
);
1327 /* Anyone can call this method */
1329 r
= mac_selinux_access_check(message
, "status", error
);
1333 r
= sd_bus_message_new_method_return(message
, &reply
);
1337 r
= sd_bus_message_open_container(reply
, 'a', "(usssoo)");
1341 HASHMAP_FOREACH(j
, m
->jobs
) {
1342 _cleanup_free_
char *unit_path
= NULL
, *job_path
= NULL
;
1344 job_path
= job_dbus_path(j
);
1348 unit_path
= unit_dbus_path(j
->unit
);
1352 r
= sd_bus_message_append(
1356 job_type_to_string(j
->type
),
1357 job_state_to_string(j
->state
),
1364 r
= sd_bus_message_close_container(reply
);
1368 return sd_bus_send(NULL
, reply
, NULL
);
1371 static int method_subscribe(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1372 Manager
*m
= ASSERT_PTR(userdata
);
1377 /* Anyone can call this method */
1379 r
= mac_selinux_access_check(message
, "status", error
);
1383 if (sd_bus_message_get_bus(message
) == m
->api_bus
) {
1385 /* Note that direct bus connection subscribe by
1386 * default, we only track peers on the API bus here */
1388 if (!m
->subscribed
) {
1389 r
= sd_bus_track_new(sd_bus_message_get_bus(message
), &m
->subscribed
, NULL
, NULL
);
1394 r
= sd_bus_track_add_sender(m
->subscribed
, message
);
1398 return sd_bus_error_set(error
, BUS_ERROR_ALREADY_SUBSCRIBED
, "Client is already subscribed.");
1401 return sd_bus_reply_method_return(message
, NULL
);
1404 static int method_unsubscribe(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1405 Manager
*m
= ASSERT_PTR(userdata
);
1410 /* Anyone can call this method */
1412 r
= mac_selinux_access_check(message
, "status", error
);
1416 if (sd_bus_message_get_bus(message
) == m
->api_bus
) {
1417 r
= sd_bus_track_remove_sender(m
->subscribed
, message
);
1421 return sd_bus_error_set(error
, BUS_ERROR_NOT_SUBSCRIBED
, "Client is not subscribed.");
1424 return sd_bus_reply_method_return(message
, NULL
);
1427 static int dump_impl(
1428 sd_bus_message
*message
,
1430 sd_bus_error
*error
,
1432 int (*reply
)(sd_bus_message
*, char *)) {
1434 _cleanup_free_
char *dump
= NULL
;
1435 Manager
*m
= ASSERT_PTR(userdata
);
1440 /* 'status' access is the bare minimum always needed for this, as the policy might straight out
1441 * forbid a client from querying any information from systemd, regardless of any rate limiting. */
1442 r
= mac_selinux_access_check(message
, "status", error
);
1446 /* Rate limit reached? Check if the caller is privileged/allowed by policy to bypass this. We
1447 * check the rate limit first to avoid the expensive roundtrip to polkit when not needed. */
1448 if (!ratelimit_below(&m
->dump_ratelimit
)) {
1449 /* We need a way for SELinux to constrain the operation when the rate limit is active, even
1450 * if polkit would allow it, but we cannot easily add new named permissions, so we need to
1451 * use an existing one. Reload/reexec are also slow but non-destructive/modifying
1452 * operations, and can cause PID1 to stall. So it seems similar enough in terms of security
1453 * considerations and impact, and thus use the same access check for dumps which, given the
1454 * large amount of data to fetch, can stall PID1 for quite some time. */
1455 r
= mac_selinux_access_check(message
, "reload", error
);
1459 r
= bus_verify_bypass_dump_ratelimit_async(m
, message
, error
);
1463 /* No authorization for now, but the async polkit stuff will call us again when it
1468 r
= manager_get_dump_string(m
, patterns
, &dump
);
1472 return reply(message
, dump
);
1475 log_warning("Dump request rejected due to rate limit on unprivileged callers, blocked for %s.",
1476 FORMAT_TIMESPAN(ratelimit_left(&m
->dump_ratelimit
), USEC_PER_SEC
));
1477 return sd_bus_error_setf(error
,
1478 SD_BUS_ERROR_LIMITS_EXCEEDED
,
1479 "Dump request rejected due to rate limit on unprivileged callers, blocked for %s.",
1480 FORMAT_TIMESPAN(ratelimit_left(&m
->dump_ratelimit
), USEC_PER_SEC
));
1483 static int reply_dump(sd_bus_message
*message
, char *dump
) {
1484 return sd_bus_reply_method_return(message
, "s", dump
);
1487 static int method_dump(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1488 return dump_impl(message
, userdata
, error
, NULL
, reply_dump
);
1491 static int reply_dump_by_fd(sd_bus_message
*message
, char *dump
) {
1492 _cleanup_close_
int fd
= -EBADF
;
1494 fd
= acquire_data_fd(dump
, strlen(dump
), 0);
1498 return sd_bus_reply_method_return(message
, "h", fd
);
1501 static int method_dump_by_fd(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1502 return dump_impl(message
, userdata
, error
, NULL
, reply_dump_by_fd
);
1505 static int dump_units_matching_patterns(
1506 sd_bus_message
*message
,
1508 sd_bus_error
*error
,
1509 int (*reply
)(sd_bus_message
*, char *)) {
1510 _cleanup_strv_free_
char **patterns
= NULL
;
1513 r
= sd_bus_message_read_strv(message
, &patterns
);
1517 return dump_impl(message
, userdata
, error
, patterns
, reply
);
1520 static int method_dump_units_matching_patterns(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1521 return dump_units_matching_patterns(message
, userdata
, error
, reply_dump
);
1524 static int method_dump_units_matching_patterns_by_fd(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1525 return dump_units_matching_patterns(message
, userdata
, error
, reply_dump_by_fd
);
1528 static int method_refuse_snapshot(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1529 return sd_bus_error_set(error
, SD_BUS_ERROR_NOT_SUPPORTED
, "Support for snapshots has been removed.");
1532 static int get_run_space(uint64_t *ret
, sd_bus_error
*error
) {
1533 struct statvfs svfs
;
1537 if (statvfs("/run/systemd", &svfs
) < 0)
1538 return sd_bus_error_set_errnof(error
, errno
, "Failed to statvfs(/run/systemd): %m");
1540 *ret
= (uint64_t) svfs
.f_bfree
* (uint64_t) svfs
.f_bsize
;
1544 static int verify_run_space(const char *message
, sd_bus_error
*error
) {
1545 uint64_t available
= 0; /* unnecessary, but used to trick out gcc's incorrect maybe-uninitialized warning */
1550 r
= get_run_space(&available
, error
);
1554 if (available
< RELOAD_DISK_SPACE_MIN
)
1555 return sd_bus_error_setf(error
,
1556 BUS_ERROR_DISK_FULL
,
1557 "%s, not enough space available on /run/systemd/. "
1558 "Currently, %s are free, but a safety buffer of %s is enforced.",
1560 FORMAT_BYTES(available
),
1561 FORMAT_BYTES(RELOAD_DISK_SPACE_MIN
));
1566 int verify_run_space_and_log(const char *message
) {
1567 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1572 r
= verify_run_space(message
, &error
);
1574 return log_error_errno(r
, "%s", bus_error_message(&error
, r
));
1579 static int verify_run_space_permissive(const char *message
, sd_bus_error
*error
) {
1580 uint64_t available
= 0; /* unnecessary, but used to trick out gcc's incorrect maybe-uninitialized warning */
1585 r
= get_run_space(&available
, error
);
1589 if (available
< RELOAD_DISK_SPACE_MIN
)
1590 log_warning("Dangerously low amount of free space on /run/systemd/, %s.\n"
1591 "Currently, %s are free, but %s are suggested. Proceeding anyway.",
1593 FORMAT_BYTES(available
),
1594 FORMAT_BYTES(RELOAD_DISK_SPACE_MIN
));
1599 static void log_caller(sd_bus_message
*message
, Manager
*manager
, const char *method
) {
1600 _cleanup_(sd_bus_creds_unrefp
) sd_bus_creds
*creds
= NULL
;
1601 const char *comm
= NULL
;
1609 if (sd_bus_query_sender_creds(message
, SD_BUS_CREDS_PID
|SD_BUS_CREDS_AUGMENT
|SD_BUS_CREDS_COMM
, &creds
) < 0)
1612 /* We need at least the PID, otherwise there's nothing to log, the rest is optional */
1613 if (sd_bus_creds_get_pid(creds
, &pid
) < 0)
1616 (void) sd_bus_creds_get_comm(creds
, &comm
);
1617 caller
= manager_get_unit_by_pid(manager
, pid
);
1619 log_info("%s requested from client PID " PID_FMT
"%s%s%s%s%s%s...",
1621 comm
? " ('" : "", strempty(comm
), comm
? "')" : "",
1622 caller
? " (unit " : "", caller
? caller
->id
: "", caller
? ")" : "");
1625 static int method_reload(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1626 Manager
*m
= ASSERT_PTR(userdata
);
1631 r
= verify_run_space("Refusing to reload", error
);
1635 r
= mac_selinux_access_check(message
, "reload", error
);
1639 r
= bus_verify_reload_daemon_async(m
, message
, error
);
1643 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
1645 /* Write a log message noting the unit or process who requested the Reload() */
1646 log_caller(message
, m
, "Reloading");
1648 /* Check the rate limit after the authorization succeeds, to avoid denial-of-service issues. */
1649 if (!ratelimit_below(&m
->reload_ratelimit
)) {
1650 log_warning("Reloading request rejected due to rate limit.");
1651 return sd_bus_error_setf(error
,
1652 SD_BUS_ERROR_LIMITS_EXCEEDED
,
1653 "Reload() request rejected due to rate limit.");
1656 /* Instead of sending the reply back right away, we just
1657 * remember that we need to and then send it after the reload
1658 * is finished. That way the caller knows when the reload
1661 assert(!m
->pending_reload_message
);
1662 r
= sd_bus_message_new_method_return(message
, &m
->pending_reload_message
);
1666 m
->objective
= MANAGER_RELOAD
;
1671 static int method_reexecute(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1672 Manager
*m
= ASSERT_PTR(userdata
);
1677 r
= verify_run_space("Refusing to reexecute", error
);
1681 r
= mac_selinux_access_check(message
, "reload", error
);
1685 r
= bus_verify_reload_daemon_async(m
, message
, error
);
1689 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
1691 /* Write a log message noting the unit or process who requested the Reexecute() */
1692 log_caller(message
, m
, "Reexecuting");
1694 /* We don't send a reply back here, the client should
1695 * just wait for us disconnecting. */
1697 m
->objective
= MANAGER_REEXECUTE
;
1701 static int method_exit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1702 Manager
*m
= ASSERT_PTR(userdata
);
1707 r
= mac_selinux_access_check(message
, "halt", error
);
1711 /* Exit() (in contrast to SetExitCode()) is actually allowed even if
1712 * we are running on the host. It will fall back on reboot() in
1713 * systemd-shutdown if it cannot do the exit() because it isn't a
1716 m
->objective
= MANAGER_EXIT
;
1718 return sd_bus_reply_method_return(message
, NULL
);
1721 static int method_reboot(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1722 Manager
*m
= ASSERT_PTR(userdata
);
1727 r
= mac_selinux_access_check(message
, "reboot", error
);
1731 if (!MANAGER_IS_SYSTEM(m
))
1732 return sd_bus_error_setf(error
, SD_BUS_ERROR_NOT_SUPPORTED
,
1733 "Reboot is only supported for system managers.");
1735 m
->objective
= MANAGER_REBOOT
;
1737 return sd_bus_reply_method_return(message
, NULL
);
1740 static int method_soft_reboot(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1741 _cleanup_free_
char *rt
= NULL
;
1742 Manager
*m
= ASSERT_PTR(userdata
);
1748 r
= verify_run_space_permissive("soft reboot may fail", error
);
1752 r
= mac_selinux_access_check(message
, "reboot", error
);
1756 r
= sd_bus_message_read(message
, "s", &root
);
1760 if (!isempty(root
)) {
1761 if (!path_is_valid(root
))
1762 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1763 "New root directory '%s' must be a valid path.", root
);
1764 if (!path_is_absolute(root
))
1765 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1766 "New root directory path '%s' is not absolute.", root
);
1773 free_and_replace(m
->switch_root
, rt
);
1774 m
->objective
= MANAGER_SOFT_REBOOT
;
1776 return sd_bus_reply_method_return(message
, NULL
);
1779 static int method_poweroff(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1780 Manager
*m
= ASSERT_PTR(userdata
);
1785 r
= mac_selinux_access_check(message
, "halt", error
);
1789 if (!MANAGER_IS_SYSTEM(m
))
1790 return sd_bus_error_setf(error
, SD_BUS_ERROR_NOT_SUPPORTED
,
1791 "Powering off is only supported for system managers.");
1793 m
->objective
= MANAGER_POWEROFF
;
1795 return sd_bus_reply_method_return(message
, NULL
);
1798 static int method_halt(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1799 Manager
*m
= ASSERT_PTR(userdata
);
1804 r
= mac_selinux_access_check(message
, "halt", error
);
1808 if (!MANAGER_IS_SYSTEM(m
))
1809 return sd_bus_error_setf(error
, SD_BUS_ERROR_NOT_SUPPORTED
,
1810 "Halt is only supported for system managers.");
1812 m
->objective
= MANAGER_HALT
;
1814 return sd_bus_reply_method_return(message
, NULL
);
1817 static int method_kexec(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1818 Manager
*m
= ASSERT_PTR(userdata
);
1823 r
= mac_selinux_access_check(message
, "reboot", error
);
1827 if (!MANAGER_IS_SYSTEM(m
))
1828 return sd_bus_error_setf(error
, SD_BUS_ERROR_NOT_SUPPORTED
,
1829 "KExec is only supported for system managers.");
1831 m
->objective
= MANAGER_KEXEC
;
1833 return sd_bus_reply_method_return(message
, NULL
);
1836 static int method_switch_root(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1837 _cleanup_free_
char *ri
= NULL
, *rt
= NULL
;
1838 Manager
*m
= ASSERT_PTR(userdata
);
1839 const char *root
, *init
;
1844 r
= verify_run_space_permissive("root switching may fail", error
);
1848 r
= mac_selinux_access_check(message
, "reboot", error
);
1852 if (!MANAGER_IS_SYSTEM(m
))
1853 return sd_bus_error_setf(error
, SD_BUS_ERROR_NOT_SUPPORTED
,
1854 "Root switching is only supported by system manager.");
1856 r
= sd_bus_message_read(message
, "ss", &root
, &init
);
1861 /* If path is not specified, default to "/sysroot" which is what we generally expect initrds
1865 if (!path_is_valid(root
))
1866 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1867 "New root directory must be a valid path.");
1869 if (!path_is_absolute(root
))
1870 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1871 "New root path '%s' is not absolute.", root
);
1873 r
= path_is_root(root
);
1875 return sd_bus_error_set_errnof(error
, r
,
1876 "Failed to check if new root directory '%s' is the same as old root: %m",
1879 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1880 "New root directory cannot be the old root directory.");
1885 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1886 "Not in initrd, refusing switch-root operation.");
1888 r
= path_is_os_tree(root
);
1890 return sd_bus_error_set_errnof(error
, r
,
1891 "Failed to determine whether root path '%s' contains an OS tree: %m",
1894 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1895 "Specified switch root path '%s' does not seem to be an OS tree. os-release file is missing.",
1898 if (!isempty(init
)) {
1899 if (!path_is_valid(init
))
1900 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1901 "Path to init binary '%s' is not a valid path.", init
);
1903 if (!path_is_absolute(init
))
1904 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1905 "Path to init binary '%s' not absolute.", init
);
1907 r
= chase_and_access(init
, root
, CHASE_PREFIX_ROOT
, X_OK
, NULL
);
1909 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1910 "Init binary %s is not executable.", init
);
1912 return sd_bus_error_set_errnof(error
, r
,
1913 "Could not resolve init executable %s: %m", init
);
1920 if (!isempty(init
)) {
1926 free_and_replace(m
->switch_root
, rt
);
1927 free_and_replace(m
->switch_root_init
, ri
);
1929 m
->objective
= MANAGER_SWITCH_ROOT
;
1931 return sd_bus_reply_method_return(message
, NULL
);
1934 static int method_set_environment(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1935 _cleanup_strv_free_
char **plus
= NULL
;
1936 Manager
*m
= ASSERT_PTR(userdata
);
1941 r
= mac_selinux_access_check(message
, "reload", error
);
1945 r
= sd_bus_message_read_strv(message
, &plus
);
1948 if (!strv_env_is_valid(plus
))
1949 return sd_bus_error_set(error
, SD_BUS_ERROR_INVALID_ARGS
, "Invalid environment assignments");
1951 r
= bus_verify_set_environment_async(m
, message
, error
);
1955 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
1957 r
= manager_client_environment_modify(m
, NULL
, plus
);
1961 return sd_bus_reply_method_return(message
, NULL
);
1964 static int method_unset_environment(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1965 _cleanup_strv_free_
char **minus
= NULL
;
1966 Manager
*m
= ASSERT_PTR(userdata
);
1971 r
= mac_selinux_access_check(message
, "reload", error
);
1975 r
= sd_bus_message_read_strv(message
, &minus
);
1979 if (!strv_env_name_or_assignment_is_valid(minus
))
1980 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1981 "Invalid environment variable names or assignments");
1983 r
= bus_verify_set_environment_async(m
, message
, error
);
1987 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
1989 r
= manager_client_environment_modify(m
, minus
, NULL
);
1993 return sd_bus_reply_method_return(message
, NULL
);
1996 static int method_unset_and_set_environment(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1997 _cleanup_strv_free_
char **minus
= NULL
, **plus
= NULL
;
1998 Manager
*m
= ASSERT_PTR(userdata
);
2003 r
= mac_selinux_access_check(message
, "reload", error
);
2007 r
= sd_bus_message_read_strv(message
, &minus
);
2011 r
= sd_bus_message_read_strv(message
, &plus
);
2015 if (!strv_env_name_or_assignment_is_valid(minus
))
2016 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
2017 "Invalid environment variable names or assignments");
2018 if (!strv_env_is_valid(plus
))
2019 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
2020 "Invalid environment assignments");
2022 r
= bus_verify_set_environment_async(m
, message
, error
);
2026 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2028 r
= manager_client_environment_modify(m
, minus
, plus
);
2032 return sd_bus_reply_method_return(message
, NULL
);
2035 static int method_set_exit_code(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2036 Manager
*m
= ASSERT_PTR(userdata
);
2042 r
= mac_selinux_access_check(message
, "exit", error
);
2046 r
= sd_bus_message_read_basic(message
, 'y', &code
);
2050 m
->return_value
= code
;
2052 return sd_bus_reply_method_return(message
, NULL
);
2055 static int method_lookup_dynamic_user_by_name(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2056 Manager
*m
= ASSERT_PTR(userdata
);
2063 r
= sd_bus_message_read_basic(message
, 's', &name
);
2067 if (!MANAGER_IS_SYSTEM(m
))
2068 return sd_bus_error_setf(error
, SD_BUS_ERROR_NOT_SUPPORTED
,
2069 "Dynamic users are only supported in the system instance.");
2070 if (!valid_user_group_name(name
, VALID_USER_RELAX
))
2071 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
2072 "User name invalid: %s", name
);
2074 r
= dynamic_user_lookup_name(m
, name
, &uid
);
2076 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_DYNAMIC_USER
,
2077 "Dynamic user %s does not exist.", name
);
2081 return sd_bus_reply_method_return(message
, "u", (uint32_t) uid
);
2084 static int method_lookup_dynamic_user_by_uid(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2085 _cleanup_free_
char *name
= NULL
;
2086 Manager
*m
= ASSERT_PTR(userdata
);
2092 assert_cc(sizeof(uid_t
) == sizeof(uint32_t));
2093 r
= sd_bus_message_read_basic(message
, 'u', &uid
);
2097 if (!MANAGER_IS_SYSTEM(m
))
2098 return sd_bus_error_setf(error
, SD_BUS_ERROR_NOT_SUPPORTED
,
2099 "Dynamic users are only supported in the system instance.");
2100 if (!uid_is_valid(uid
))
2101 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
2102 "User ID invalid: " UID_FMT
, uid
);
2104 r
= dynamic_user_lookup_uid(m
, uid
, &name
);
2106 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_DYNAMIC_USER
,
2107 "Dynamic user ID " UID_FMT
" does not exist.", uid
);
2111 return sd_bus_reply_method_return(message
, "s", name
);
2114 static int method_get_dynamic_users(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2115 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2116 Manager
*m
= ASSERT_PTR(userdata
);
2122 assert_cc(sizeof(uid_t
) == sizeof(uint32_t));
2124 if (!MANAGER_IS_SYSTEM(m
))
2125 return sd_bus_error_setf(error
, SD_BUS_ERROR_NOT_SUPPORTED
,
2126 "Dynamic users are only supported in the system instance.");
2128 r
= sd_bus_message_new_method_return(message
, &reply
);
2132 r
= sd_bus_message_open_container(reply
, 'a', "(us)");
2136 HASHMAP_FOREACH(d
, m
->dynamic_users
) {
2139 r
= dynamic_user_current(d
, &uid
);
2140 if (r
== -EAGAIN
) /* not realized yet? */
2143 return sd_bus_error_setf(error
, SD_BUS_ERROR_FAILED
,
2144 "Failed to look up a dynamic user.");
2146 r
= sd_bus_message_append(reply
, "(us)", uid
, d
->name
);
2151 r
= sd_bus_message_close_container(reply
);
2155 return sd_bus_send(NULL
, reply
, NULL
);
2158 static int method_enqueue_marked_jobs(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2159 Manager
*m
= ASSERT_PTR(userdata
);
2164 r
= mac_selinux_access_check(message
, "start", error
);
2168 r
= bus_verify_manage_units_async(m
, message
, error
);
2172 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2174 log_info("Queuing reload/restart jobs for marked units%s", special_glyph(SPECIAL_GLYPH_ELLIPSIS
));
2176 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2177 r
= sd_bus_message_new_method_return(message
, &reply
);
2181 r
= sd_bus_message_open_container(reply
, 'a', "o");
2188 HASHMAP_FOREACH_KEY(u
, k
, m
->units
) {
2189 /* ignore aliases */
2193 BusUnitQueueFlags flags
;
2194 if (FLAGS_SET(u
->markers
, 1u << UNIT_MARKER_NEEDS_RESTART
))
2196 else if (FLAGS_SET(u
->markers
, 1u << UNIT_MARKER_NEEDS_RELOAD
))
2197 flags
= BUS_UNIT_QUEUE_RELOAD_IF_POSSIBLE
;
2201 r
= mac_selinux_unit_access_check(u
, message
, "start", error
);
2203 r
= bus_unit_queue_job_one(message
, u
,
2204 JOB_TRY_RESTART
, JOB_FAIL
, flags
,
2206 if (ERRNO_IS_NEG_RESOURCE(r
))
2211 sd_bus_error_free(error
);
2216 return sd_bus_error_set_errnof(error
, ret
,
2217 "Failed to enqueue some jobs, see logs for details: %m");
2219 r
= sd_bus_message_close_container(reply
);
2223 return sd_bus_send(NULL
, reply
, NULL
);
2226 static int list_unit_files_by_patterns(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
, char **states
, char **patterns
) {
2227 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2228 Manager
*m
= ASSERT_PTR(userdata
);
2230 _cleanup_hashmap_free_ Hashmap
*h
= NULL
;
2235 /* Anyone can call this method */
2237 r
= mac_selinux_access_check(message
, "status", error
);
2241 r
= sd_bus_message_new_method_return(message
, &reply
);
2245 h
= hashmap_new(&unit_file_list_hash_ops_free
);
2249 r
= unit_file_get_list(m
->runtime_scope
, NULL
, h
, states
, patterns
);
2253 r
= sd_bus_message_open_container(reply
, 'a', "(ss)");
2257 HASHMAP_FOREACH(item
, h
) {
2259 r
= sd_bus_message_append(reply
, "(ss)", item
->path
, unit_file_state_to_string(item
->state
));
2264 r
= sd_bus_message_close_container(reply
);
2268 return sd_bus_send(NULL
, reply
, NULL
);
2271 static int method_list_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2272 return list_unit_files_by_patterns(message
, userdata
, error
, NULL
, NULL
);
2275 static int method_list_unit_files_by_patterns(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2276 _cleanup_strv_free_
char **states
= NULL
;
2277 _cleanup_strv_free_
char **patterns
= NULL
;
2280 r
= sd_bus_message_read_strv(message
, &states
);
2284 r
= sd_bus_message_read_strv(message
, &patterns
);
2288 return list_unit_files_by_patterns(message
, userdata
, error
, states
, patterns
);
2291 static int method_get_unit_file_state(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2292 Manager
*m
= ASSERT_PTR(userdata
);
2294 UnitFileState state
;
2299 /* Anyone can call this method */
2301 r
= mac_selinux_access_check(message
, "status", error
);
2305 r
= sd_bus_message_read(message
, "s", &name
);
2309 r
= unit_file_get_state(m
->runtime_scope
, NULL
, name
, &state
);
2313 return sd_bus_reply_method_return(message
, "s", unit_file_state_to_string(state
));
2316 static int method_get_default_target(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2317 _cleanup_free_
char *default_target
= NULL
;
2318 Manager
*m
= ASSERT_PTR(userdata
);
2323 /* Anyone can call this method */
2325 r
= mac_selinux_access_check(message
, "status", error
);
2329 r
= unit_file_get_default(m
->runtime_scope
, NULL
, &default_target
);
2331 sd_bus_error_setf(error
, BUS_ERROR_UNIT_MASKED
, "Unit file is masked.");
2335 return sd_bus_reply_method_return(message
, "s", default_target
);
2338 static int send_unit_files_changed(sd_bus
*bus
, void *userdata
) {
2339 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*message
= NULL
;
2344 r
= sd_bus_message_new_signal(bus
, &message
,
2345 "/org/freedesktop/systemd1",
2346 "org.freedesktop.systemd1.Manager",
2347 "UnitFilesChanged");
2351 return sd_bus_send(bus
, message
, NULL
);
2354 /* Create an error reply, using the error information from changes[]
2355 * if possible, and fall back to generating an error from error code c.
2356 * The error message only describes the first error.
2358 static int install_error(
2359 sd_bus_error
*error
,
2361 InstallChange
*changes
,
2364 CLEANUP_ARRAY(changes
, n_changes
, install_changes_free
);
2366 for (size_t i
= 0; i
< n_changes
; i
++)
2368 /* When making changes here, make sure to also change install_changes_dump() in install.c. */
2370 switch (changes
[i
].type
) {
2371 case 0 ... _INSTALL_CHANGE_TYPE_MAX
: /* not errors */
2375 if (changes
[i
].source
)
2376 return sd_bus_error_setf(error
, BUS_ERROR_UNIT_EXISTS
,
2377 "File %s already exists and is a symlink to %s.",
2378 changes
[i
].path
, changes
[i
].source
);
2379 return sd_bus_error_setf(error
, BUS_ERROR_UNIT_EXISTS
,
2380 "File %s already exists.",
2384 return sd_bus_error_setf(error
, BUS_ERROR_UNIT_MASKED
,
2385 "Unit file %s is masked.", changes
[i
].path
);
2387 case -EADDRNOTAVAIL
:
2388 return sd_bus_error_setf(error
, BUS_ERROR_UNIT_GENERATED
,
2389 "Unit %s is transient or generated.", changes
[i
].path
);
2392 return sd_bus_error_setf(error
, BUS_ERROR_UNIT_BAD_PATH
,
2393 "File %s is under the systemd unit hierarchy already.", changes
[i
].path
);
2396 return sd_bus_error_setf(error
, BUS_ERROR_BAD_UNIT_SETTING
,
2397 "Invalid specifier in %s.", changes
[i
].path
);
2400 return sd_bus_error_setf(error
, BUS_ERROR_BAD_UNIT_SETTING
,
2401 "Destination unit %s is a non-template unit.", changes
[i
].path
);
2404 return sd_bus_error_setf(error
, BUS_ERROR_BAD_UNIT_SETTING
,
2405 "\"%s\" is not a valid unit name.",
2409 return sd_bus_error_setf(error
, BUS_ERROR_UNIT_LINKED
,
2410 "Refusing to operate on alias name or linked unit file: %s",
2414 if (changes
[i
].source
)
2415 return sd_bus_error_setf(error
, BUS_ERROR_BAD_UNIT_SETTING
,
2416 "Cannot alias %s as %s.",
2417 changes
[i
].source
, changes
[i
].path
);
2418 return sd_bus_error_setf(error
, BUS_ERROR_BAD_UNIT_SETTING
,
2419 "Invalid unit reference %s.", changes
[i
].path
);
2422 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_UNIT
,
2423 "Unit file %s does not exist.", changes
[i
].path
);
2426 return sd_bus_error_setf(error
, BUS_ERROR_BAD_UNIT_SETTING
,
2427 "Cannot resolve specifiers in %s.", changes
[i
].path
);
2430 assert(changes
[i
].type
< 0); /* other errors */
2431 return sd_bus_error_set_errnof(error
, changes
[i
].type
, "File %s: %m", changes
[i
].path
);
2434 return c
< 0 ? c
: -EINVAL
;
2437 static int reply_install_changes_and_free(
2439 sd_bus_message
*message
,
2440 int carries_install_info
,
2441 InstallChange
*changes
,
2443 sd_bus_error
*error
) {
2445 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2446 bool bad
= false, good
= false;
2449 CLEANUP_ARRAY(changes
, n_changes
, install_changes_free
);
2451 if (install_changes_have_modification(changes
, n_changes
)) {
2452 r
= bus_foreach_bus(m
, NULL
, send_unit_files_changed
, NULL
);
2454 log_debug_errno(r
, "Failed to send UnitFilesChanged signal: %m");
2457 r
= sd_bus_message_new_method_return(message
, &reply
);
2461 if (carries_install_info
>= 0) {
2462 r
= sd_bus_message_append(reply
, "b", carries_install_info
);
2467 r
= sd_bus_message_open_container(reply
, 'a', "(sss)");
2471 for (size_t i
= 0; i
< n_changes
; i
++) {
2473 if (changes
[i
].type
< 0) {
2478 r
= sd_bus_message_append(
2480 install_change_type_to_string(changes
[i
].type
),
2489 /* If there was a failed change, and no successful change, then return the first failure as proper
2490 * method call error. */
2492 return install_error(error
, 0, TAKE_PTR(changes
), n_changes
);
2494 r
= sd_bus_message_close_container(reply
);
2498 return sd_bus_send(NULL
, reply
, NULL
);
2501 static int method_enable_unit_files_generic(
2502 sd_bus_message
*message
,
2504 int (*call
)(RuntimeScope scope
, UnitFileFlags flags
, const char *root_dir
, char *files
[], InstallChange
**changes
, size_t *n_changes
),
2505 bool carries_install_info
,
2506 sd_bus_error
*error
) {
2508 _cleanup_strv_free_
char **l
= NULL
;
2509 InstallChange
*changes
= NULL
;
2510 size_t n_changes
= 0;
2511 UnitFileFlags flags
;
2517 r
= sd_bus_message_read_strv(message
, &l
);
2521 if (sd_bus_message_is_method_call(message
, NULL
, "EnableUnitFilesWithFlags")) {
2524 r
= sd_bus_message_read(message
, "t", &raw_flags
);
2527 if ((raw_flags
& ~_UNIT_FILE_FLAGS_MASK_PUBLIC
) != 0)
2533 r
= sd_bus_message_read(message
, "bb", &runtime
, &force
);
2536 flags
= unit_file_bools_to_flags(runtime
, force
);
2539 r
= bus_verify_manage_unit_files_async(m
, message
, error
);
2543 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2545 r
= call(m
->runtime_scope
, flags
, NULL
, l
, &changes
, &n_changes
);
2546 m
->unit_file_state_outdated
= m
->unit_file_state_outdated
|| n_changes
> 0; /* See comments for this variable in manager.h */
2548 return install_error(error
, r
, changes
, n_changes
);
2550 return reply_install_changes_and_free(m
, message
, carries_install_info
? r
: -1, changes
, n_changes
, error
);
2553 static int method_enable_unit_files_with_flags(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2554 return method_enable_unit_files_generic(message
, userdata
, unit_file_enable
, /* carries_install_info = */ true, error
);
2557 static int method_enable_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2558 return method_enable_unit_files_generic(message
, userdata
, unit_file_enable
, /* carries_install_info = */ true, error
);
2561 static int method_reenable_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2562 return method_enable_unit_files_generic(message
, userdata
, unit_file_reenable
, /* carries_install_info = */ true, error
);
2565 static int method_link_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2566 return method_enable_unit_files_generic(message
, userdata
, unit_file_link
, /* carries_install_info = */ false, error
);
2569 static int unit_file_preset_without_mode(RuntimeScope scope
, UnitFileFlags flags
, const char *root_dir
, char **files
, InstallChange
**changes
, size_t *n_changes
) {
2570 return unit_file_preset(scope
, flags
, root_dir
, files
, UNIT_FILE_PRESET_FULL
, changes
, n_changes
);
2573 static int method_preset_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2574 return method_enable_unit_files_generic(message
, userdata
, unit_file_preset_without_mode
, /* carries_install_info = */ true, error
);
2577 static int method_mask_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2578 return method_enable_unit_files_generic(message
, userdata
, unit_file_mask
, /* carries_install_info = */ false, error
);
2581 static int method_preset_unit_files_with_mode(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2583 _cleanup_strv_free_
char **l
= NULL
;
2584 InstallChange
*changes
= NULL
;
2585 size_t n_changes
= 0;
2586 Manager
*m
= ASSERT_PTR(userdata
);
2587 UnitFilePresetMode preset_mode
;
2588 int runtime
, force
, r
;
2589 UnitFileFlags flags
;
2594 r
= sd_bus_message_read_strv(message
, &l
);
2598 r
= sd_bus_message_read(message
, "sbb", &mode
, &runtime
, &force
);
2602 flags
= unit_file_bools_to_flags(runtime
, force
);
2605 preset_mode
= UNIT_FILE_PRESET_FULL
;
2607 preset_mode
= unit_file_preset_mode_from_string(mode
);
2608 if (preset_mode
< 0)
2612 r
= bus_verify_manage_unit_files_async(m
, message
, error
);
2616 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2618 r
= unit_file_preset(m
->runtime_scope
, flags
, NULL
, l
, preset_mode
, &changes
, &n_changes
);
2619 m
->unit_file_state_outdated
= m
->unit_file_state_outdated
|| n_changes
> 0; /* See comments for this variable in manager.h */
2621 return install_error(error
, r
, changes
, n_changes
);
2623 return reply_install_changes_and_free(m
, message
, r
, changes
, n_changes
, error
);
2626 static int method_disable_unit_files_generic(
2627 sd_bus_message
*message
,
2629 int (*call
)(RuntimeScope scope
, UnitFileFlags flags
, const char *root_dir
, char *files
[], InstallChange
**changes
, size_t *n_changes
),
2630 bool carries_install_info
,
2631 sd_bus_error
*error
) {
2633 _cleanup_strv_free_
char **l
= NULL
;
2634 InstallChange
*changes
= NULL
;
2635 UnitFileFlags flags
;
2636 size_t n_changes
= 0;
2642 r
= sd_bus_message_read_strv(message
, &l
);
2646 if (sd_bus_message_is_method_call(message
, NULL
, "DisableUnitFilesWithFlags") ||
2647 sd_bus_message_is_method_call(message
, NULL
, "DisableUnitFilesWithFlagsAndInstallInfo")) {
2650 r
= sd_bus_message_read(message
, "t", &raw_flags
);
2653 if ((raw_flags
& ~_UNIT_FILE_FLAGS_MASK_PUBLIC
) != 0 ||
2654 FLAGS_SET(raw_flags
, UNIT_FILE_FORCE
))
2660 r
= sd_bus_message_read(message
, "b", &runtime
);
2663 flags
= unit_file_bools_to_flags(runtime
, false);
2666 r
= bus_verify_manage_unit_files_async(m
, message
, error
);
2670 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2672 r
= call(m
->runtime_scope
, flags
, NULL
, l
, &changes
, &n_changes
);
2673 m
->unit_file_state_outdated
= m
->unit_file_state_outdated
|| n_changes
> 0; /* See comments for this variable in manager.h */
2675 return install_error(error
, r
, changes
, n_changes
);
2677 return reply_install_changes_and_free(m
, message
, carries_install_info
? r
: -1, changes
, n_changes
, error
);
2680 static int method_disable_unit_files_with_flags(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2681 return method_disable_unit_files_generic(message
, userdata
, unit_file_disable
, /* carries_install_info = */ false, error
);
2684 static int method_disable_unit_files_with_flags_and_install_info(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2685 return method_disable_unit_files_generic(message
, userdata
, unit_file_disable
, /* carries_install_info = */ true, error
);
2688 static int method_disable_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2689 return method_disable_unit_files_generic(message
, userdata
, unit_file_disable
, /* carries_install_info = */ false, error
);
2692 static int method_unmask_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2693 return method_disable_unit_files_generic(message
, userdata
, unit_file_unmask
, /* carries_install_info = */ false, error
);
2696 static int method_revert_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2697 _cleanup_strv_free_
char **l
= NULL
;
2698 InstallChange
*changes
= NULL
;
2699 size_t n_changes
= 0;
2700 Manager
*m
= ASSERT_PTR(userdata
);
2705 r
= sd_bus_message_read_strv(message
, &l
);
2709 r
= bus_verify_manage_unit_files_async(m
, message
, error
);
2713 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2715 r
= unit_file_revert(m
->runtime_scope
, NULL
, l
, &changes
, &n_changes
);
2716 m
->unit_file_state_outdated
= m
->unit_file_state_outdated
|| n_changes
> 0; /* See comments for this variable in manager.h */
2718 return install_error(error
, r
, changes
, n_changes
);
2720 return reply_install_changes_and_free(m
, message
, -1, changes
, n_changes
, error
);
2723 static int method_set_default_target(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2724 InstallChange
*changes
= NULL
;
2725 size_t n_changes
= 0;
2726 Manager
*m
= ASSERT_PTR(userdata
);
2732 r
= mac_selinux_access_check(message
, "enable", error
);
2736 r
= sd_bus_message_read(message
, "sb", &name
, &force
);
2740 r
= bus_verify_manage_unit_files_async(m
, message
, error
);
2744 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2746 r
= unit_file_set_default(m
->runtime_scope
, force
? UNIT_FILE_FORCE
: 0, NULL
, name
, &changes
, &n_changes
);
2748 return install_error(error
, r
, changes
, n_changes
);
2750 return reply_install_changes_and_free(m
, message
, -1, changes
, n_changes
, error
);
2753 static int method_preset_all_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2754 InstallChange
*changes
= NULL
;
2755 size_t n_changes
= 0;
2756 Manager
*m
= ASSERT_PTR(userdata
);
2757 UnitFilePresetMode preset_mode
;
2759 UnitFileFlags flags
;
2760 int force
, runtime
, r
;
2764 r
= mac_selinux_access_check(message
, "enable", error
);
2768 r
= sd_bus_message_read(message
, "sbb", &mode
, &runtime
, &force
);
2772 flags
= unit_file_bools_to_flags(runtime
, force
);
2775 preset_mode
= UNIT_FILE_PRESET_FULL
;
2777 preset_mode
= unit_file_preset_mode_from_string(mode
);
2778 if (preset_mode
< 0)
2782 r
= bus_verify_manage_unit_files_async(m
, message
, error
);
2786 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2788 r
= unit_file_preset_all(m
->runtime_scope
, flags
, NULL
, preset_mode
, &changes
, &n_changes
);
2789 m
->unit_file_state_outdated
= m
->unit_file_state_outdated
|| n_changes
> 0; /* See comments for this variable in manager.h */
2791 return install_error(error
, r
, changes
, n_changes
);
2793 return reply_install_changes_and_free(m
, message
, -1, changes
, n_changes
, error
);
2796 static int method_add_dependency_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2797 _cleanup_strv_free_
char **l
= NULL
;
2798 Manager
*m
= ASSERT_PTR(userdata
);
2799 InstallChange
*changes
= NULL
;
2800 size_t n_changes
= 0;
2801 int runtime
, force
, r
;
2802 char *target
, *type
;
2804 UnitFileFlags flags
;
2808 r
= bus_verify_manage_unit_files_async(m
, message
, error
);
2812 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2814 r
= sd_bus_message_read_strv(message
, &l
);
2818 r
= sd_bus_message_read(message
, "ssbb", &target
, &type
, &runtime
, &force
);
2822 flags
= unit_file_bools_to_flags(runtime
, force
);
2824 dep
= unit_dependency_from_string(type
);
2828 r
= unit_file_add_dependency(m
->runtime_scope
, flags
, NULL
, l
, target
, dep
, &changes
, &n_changes
);
2829 m
->unit_file_state_outdated
= m
->unit_file_state_outdated
|| n_changes
> 0; /* See comments for this variable in manager.h */
2831 return install_error(error
, r
, changes
, n_changes
);
2833 return reply_install_changes_and_free(m
, message
, -1, changes
, n_changes
, error
);
2836 static int method_get_unit_file_links(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2837 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2838 Manager
*m
= ASSERT_PTR(userdata
);
2839 InstallChange
*changes
= NULL
;
2840 size_t n_changes
= 0, i
;
2844 CLEANUP_ARRAY(changes
, n_changes
, install_changes_free
);
2846 r
= sd_bus_message_read(message
, "sb", &name
, &runtime
);
2850 r
= sd_bus_message_new_method_return(message
, &reply
);
2854 r
= sd_bus_message_open_container(reply
, SD_BUS_TYPE_ARRAY
, "s");
2858 r
= unit_file_disable(m
->runtime_scope
,
2859 UNIT_FILE_DRY_RUN
| (runtime
? UNIT_FILE_RUNTIME
: 0),
2860 NULL
, STRV_MAKE(name
), &changes
, &n_changes
);
2862 return log_error_errno(r
, "Failed to get file links for %s: %m", name
);
2864 for (i
= 0; i
< n_changes
; i
++)
2865 if (changes
[i
].type
== INSTALL_CHANGE_UNLINK
) {
2866 r
= sd_bus_message_append(reply
, "s", changes
[i
].path
);
2871 r
= sd_bus_message_close_container(reply
);
2875 return sd_bus_send(NULL
, reply
, NULL
);
2878 static int method_get_job_waiting(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2879 Manager
*m
= ASSERT_PTR(userdata
);
2886 r
= sd_bus_message_read(message
, "u", &id
);
2890 j
= manager_get_job(m
, id
);
2892 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_JOB
, "Job %u does not exist.", (unsigned) id
);
2894 return bus_job_method_get_waiting_jobs(message
, j
, error
);
2897 static int method_abandon_scope(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2898 Manager
*m
= ASSERT_PTR(userdata
);
2905 r
= sd_bus_message_read(message
, "s", &name
);
2909 r
= bus_get_unit_by_name(m
, message
, name
, &u
, error
);
2913 if (u
->type
!= UNIT_SCOPE
)
2914 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
2915 "Unit '%s' is not a scope unit, refusing.", name
);
2917 return bus_scope_method_abandon(message
, u
, error
);
2920 static int method_set_show_status(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2921 Manager
*m
= ASSERT_PTR(userdata
);
2922 ShowStatus mode
= _SHOW_STATUS_INVALID
;
2928 r
= mac_selinux_access_check(message
, "reload", error
);
2932 r
= bus_verify_set_environment_async(m
, message
, error
);
2936 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2938 r
= sd_bus_message_read(message
, "s", &t
);
2943 mode
= show_status_from_string(t
);
2945 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
2946 "Invalid show status '%s'", t
);
2949 manager_override_show_status(m
, mode
, "bus");
2951 return sd_bus_reply_method_return(message
, NULL
);
2954 static int method_dump_unit_descriptor_store(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2955 return method_generic_unit_operation(message
, userdata
, error
, bus_service_method_dump_file_descriptor_store
, 0);
2958 const sd_bus_vtable bus_manager_vtable
[] = {
2959 SD_BUS_VTABLE_START(0),
2961 SD_BUS_PROPERTY("Version", "s", property_get_version
, 0, SD_BUS_VTABLE_PROPERTY_CONST
),
2962 SD_BUS_PROPERTY("Features", "s", property_get_features
, 0, SD_BUS_VTABLE_PROPERTY_CONST
),
2963 SD_BUS_PROPERTY("Virtualization", "s", property_get_virtualization
, 0, SD_BUS_VTABLE_PROPERTY_CONST
),
2964 SD_BUS_PROPERTY("ConfidentialVirtualization", "s", property_get_confidential_virtualization
, 0, SD_BUS_VTABLE_PROPERTY_CONST
),
2965 SD_BUS_PROPERTY("Architecture", "s", property_get_architecture
, 0, SD_BUS_VTABLE_PROPERTY_CONST
),
2966 SD_BUS_PROPERTY("Tainted", "s", property_get_tainted
, 0, SD_BUS_VTABLE_PROPERTY_CONST
),
2967 BUS_PROPERTY_DUAL_TIMESTAMP("FirmwareTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_FIRMWARE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2968 BUS_PROPERTY_DUAL_TIMESTAMP("LoaderTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_LOADER
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2969 BUS_PROPERTY_DUAL_TIMESTAMP("KernelTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_KERNEL
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2970 BUS_PROPERTY_DUAL_TIMESTAMP("InitRDTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_INITRD
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2971 BUS_PROPERTY_DUAL_TIMESTAMP("UserspaceTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_USERSPACE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2972 BUS_PROPERTY_DUAL_TIMESTAMP("FinishTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_FINISH
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2973 BUS_PROPERTY_DUAL_TIMESTAMP("SecurityStartTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_SECURITY_START
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2974 BUS_PROPERTY_DUAL_TIMESTAMP("SecurityFinishTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_SECURITY_FINISH
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2975 BUS_PROPERTY_DUAL_TIMESTAMP("GeneratorsStartTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_GENERATORS_START
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2976 BUS_PROPERTY_DUAL_TIMESTAMP("GeneratorsFinishTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_GENERATORS_FINISH
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2977 BUS_PROPERTY_DUAL_TIMESTAMP("UnitsLoadStartTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_UNITS_LOAD_START
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2978 BUS_PROPERTY_DUAL_TIMESTAMP("UnitsLoadFinishTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_UNITS_LOAD_FINISH
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2979 BUS_PROPERTY_DUAL_TIMESTAMP("UnitsLoadTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_UNITS_LOAD
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2980 BUS_PROPERTY_DUAL_TIMESTAMP("InitRDSecurityStartTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_INITRD_SECURITY_START
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2981 BUS_PROPERTY_DUAL_TIMESTAMP("InitRDSecurityFinishTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_INITRD_SECURITY_FINISH
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2982 BUS_PROPERTY_DUAL_TIMESTAMP("InitRDGeneratorsStartTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_INITRD_GENERATORS_START
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2983 BUS_PROPERTY_DUAL_TIMESTAMP("InitRDGeneratorsFinishTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_INITRD_GENERATORS_FINISH
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2984 BUS_PROPERTY_DUAL_TIMESTAMP("InitRDUnitsLoadStartTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_INITRD_UNITS_LOAD_START
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2985 BUS_PROPERTY_DUAL_TIMESTAMP("InitRDUnitsLoadFinishTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_INITRD_UNITS_LOAD_FINISH
]), SD_BUS_VTABLE_PROPERTY_CONST
),
2986 SD_BUS_WRITABLE_PROPERTY("LogLevel", "s", bus_property_get_log_level
, property_set_log_level
, 0, 0),
2987 SD_BUS_WRITABLE_PROPERTY("LogTarget", "s", bus_property_get_log_target
, property_set_log_target
, 0, 0),
2988 SD_BUS_PROPERTY("NNames", "u", property_get_hashmap_size
, offsetof(Manager
, units
), 0),
2989 SD_BUS_PROPERTY("NFailedUnits", "u", property_get_set_size
, offsetof(Manager
, failed_units
), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE
),
2990 SD_BUS_PROPERTY("NJobs", "u", property_get_hashmap_size
, offsetof(Manager
, jobs
), 0),
2991 SD_BUS_PROPERTY("NInstalledJobs", "u", bus_property_get_unsigned
, offsetof(Manager
, n_installed_jobs
), 0),
2992 SD_BUS_PROPERTY("NFailedJobs", "u", bus_property_get_unsigned
, offsetof(Manager
, n_failed_jobs
), 0),
2993 SD_BUS_PROPERTY("Progress", "d", property_get_progress
, 0, 0),
2994 SD_BUS_PROPERTY("Environment", "as", property_get_environment
, 0, 0),
2995 SD_BUS_PROPERTY("ConfirmSpawn", "b", bus_property_get_bool
, offsetof(Manager
, confirm_spawn
), SD_BUS_VTABLE_PROPERTY_CONST
),
2996 SD_BUS_PROPERTY("ShowStatus", "b", property_get_show_status
, 0, 0),
2997 SD_BUS_PROPERTY("UnitPath", "as", NULL
, offsetof(Manager
, lookup_paths
.search_path
), SD_BUS_VTABLE_PROPERTY_CONST
),
2998 SD_BUS_PROPERTY("DefaultStandardOutput", "s", bus_property_get_exec_output
, offsetof(Manager
, defaults
.std_output
), SD_BUS_VTABLE_PROPERTY_CONST
),
2999 SD_BUS_PROPERTY("DefaultStandardError", "s", bus_property_get_exec_output
, offsetof(Manager
, defaults
.std_error
), SD_BUS_VTABLE_PROPERTY_CONST
),
3000 SD_BUS_PROPERTY("WatchdogDevice", "s", property_get_watchdog_device
, 0, SD_BUS_VTABLE_PROPERTY_CONST
),
3001 SD_BUS_PROPERTY("WatchdogLastPingTimestamp", "t", property_get_watchdog_last_ping_realtime
, 0, 0),
3002 SD_BUS_PROPERTY("WatchdogLastPingTimestampMonotonic", "t", property_get_watchdog_last_ping_monotonic
, 0, 0),
3003 SD_BUS_WRITABLE_PROPERTY("RuntimeWatchdogUSec", "t", property_get_runtime_watchdog
, property_set_runtime_watchdog
, 0, 0),
3004 SD_BUS_WRITABLE_PROPERTY("RuntimeWatchdogPreUSec", "t", property_get_pretimeout_watchdog
, property_set_pretimeout_watchdog
, 0, 0),
3005 SD_BUS_WRITABLE_PROPERTY("RuntimeWatchdogPreGovernor", "s", property_get_pretimeout_watchdog_governor
, property_set_pretimeout_watchdog_governor
, 0, 0),
3006 SD_BUS_WRITABLE_PROPERTY("RebootWatchdogUSec", "t", property_get_reboot_watchdog
, property_set_reboot_watchdog
, 0, 0),
3007 /* The following item is an obsolete alias */
3008 SD_BUS_WRITABLE_PROPERTY("ShutdownWatchdogUSec", "t", property_get_reboot_watchdog
, property_set_reboot_watchdog
, 0, SD_BUS_VTABLE_HIDDEN
),
3009 SD_BUS_WRITABLE_PROPERTY("KExecWatchdogUSec", "t", property_get_kexec_watchdog
, property_set_kexec_watchdog
, 0, 0),
3010 SD_BUS_WRITABLE_PROPERTY("ServiceWatchdogs", "b", bus_property_get_bool
, bus_property_set_bool
, offsetof(Manager
, service_watchdogs
), 0),
3011 SD_BUS_PROPERTY("ControlGroup", "s", NULL
, offsetof(Manager
, cgroup_root
), 0),
3012 SD_BUS_PROPERTY("SystemState", "s", property_get_system_state
, 0, 0),
3013 SD_BUS_PROPERTY("ExitCode", "y", bus_property_get_unsigned
, offsetof(Manager
, return_value
), 0),
3014 SD_BUS_PROPERTY("DefaultTimerAccuracyUSec", "t", bus_property_get_usec
, offsetof(Manager
, defaults
.timer_accuracy_usec
), SD_BUS_VTABLE_PROPERTY_CONST
),
3015 SD_BUS_PROPERTY("DefaultTimeoutStartUSec", "t", bus_property_get_usec
, offsetof(Manager
, defaults
.timeout_start_usec
), SD_BUS_VTABLE_PROPERTY_CONST
),
3016 SD_BUS_PROPERTY("DefaultTimeoutStopUSec", "t", bus_property_get_usec
, offsetof(Manager
, defaults
.timeout_stop_usec
), SD_BUS_VTABLE_PROPERTY_CONST
),
3017 SD_BUS_PROPERTY("DefaultTimeoutAbortUSec", "t", property_get_default_timeout_abort_usec
, 0, 0),
3018 SD_BUS_PROPERTY("DefaultDeviceTimeoutUSec", "t", bus_property_get_usec
, offsetof(Manager
, defaults
.device_timeout_usec
), SD_BUS_VTABLE_PROPERTY_CONST
),
3019 SD_BUS_PROPERTY("DefaultRestartUSec", "t", bus_property_get_usec
, offsetof(Manager
, defaults
.restart_usec
), SD_BUS_VTABLE_PROPERTY_CONST
),
3020 SD_BUS_PROPERTY("DefaultStartLimitIntervalUSec", "t", bus_property_get_usec
, offsetof(Manager
, defaults
.start_limit_interval
), SD_BUS_VTABLE_PROPERTY_CONST
),
3021 /* The following two items are obsolete alias */
3022 SD_BUS_PROPERTY("DefaultStartLimitIntervalSec", "t", bus_property_get_usec
, offsetof(Manager
, defaults
.start_limit_interval
), SD_BUS_VTABLE_PROPERTY_CONST
|SD_BUS_VTABLE_HIDDEN
),
3023 SD_BUS_PROPERTY("DefaultStartLimitInterval", "t", bus_property_get_usec
, offsetof(Manager
, defaults
.start_limit_interval
), SD_BUS_VTABLE_PROPERTY_CONST
|SD_BUS_VTABLE_HIDDEN
),
3024 SD_BUS_PROPERTY("DefaultStartLimitBurst", "u", bus_property_get_unsigned
, offsetof(Manager
, defaults
.start_limit_burst
), SD_BUS_VTABLE_PROPERTY_CONST
),
3025 SD_BUS_PROPERTY("DefaultCPUAccounting", "b", bus_property_get_bool
, offsetof(Manager
, defaults
.cpu_accounting
), SD_BUS_VTABLE_PROPERTY_CONST
),
3026 SD_BUS_PROPERTY("DefaultBlockIOAccounting", "b", bus_property_get_bool
, offsetof(Manager
, defaults
.blockio_accounting
), SD_BUS_VTABLE_PROPERTY_CONST
),
3027 SD_BUS_PROPERTY("DefaultIOAccounting", "b", bus_property_get_bool
, offsetof(Manager
, defaults
.io_accounting
), SD_BUS_VTABLE_PROPERTY_CONST
),
3028 SD_BUS_PROPERTY("DefaultIPAccounting", "b", bus_property_get_bool
, offsetof(Manager
, defaults
.ip_accounting
), SD_BUS_VTABLE_PROPERTY_CONST
),
3029 SD_BUS_PROPERTY("DefaultMemoryAccounting", "b", bus_property_get_bool
, offsetof(Manager
, defaults
.memory_accounting
), SD_BUS_VTABLE_PROPERTY_CONST
),
3030 SD_BUS_PROPERTY("DefaultTasksAccounting", "b", bus_property_get_bool
, offsetof(Manager
, defaults
.tasks_accounting
), SD_BUS_VTABLE_PROPERTY_CONST
),
3031 SD_BUS_PROPERTY("DefaultLimitCPU", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_CPU
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3032 SD_BUS_PROPERTY("DefaultLimitCPUSoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_CPU
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3033 SD_BUS_PROPERTY("DefaultLimitFSIZE", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_FSIZE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3034 SD_BUS_PROPERTY("DefaultLimitFSIZESoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_FSIZE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3035 SD_BUS_PROPERTY("DefaultLimitDATA", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_DATA
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3036 SD_BUS_PROPERTY("DefaultLimitDATASoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_DATA
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3037 SD_BUS_PROPERTY("DefaultLimitSTACK", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_STACK
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3038 SD_BUS_PROPERTY("DefaultLimitSTACKSoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_STACK
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3039 SD_BUS_PROPERTY("DefaultLimitCORE", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_CORE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3040 SD_BUS_PROPERTY("DefaultLimitCORESoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_CORE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3041 SD_BUS_PROPERTY("DefaultLimitRSS", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_RSS
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3042 SD_BUS_PROPERTY("DefaultLimitRSSSoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_RSS
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3043 SD_BUS_PROPERTY("DefaultLimitNOFILE", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_NOFILE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3044 SD_BUS_PROPERTY("DefaultLimitNOFILESoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_NOFILE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3045 SD_BUS_PROPERTY("DefaultLimitAS", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_AS
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3046 SD_BUS_PROPERTY("DefaultLimitASSoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_AS
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3047 SD_BUS_PROPERTY("DefaultLimitNPROC", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_NPROC
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3048 SD_BUS_PROPERTY("DefaultLimitNPROCSoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_NPROC
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3049 SD_BUS_PROPERTY("DefaultLimitMEMLOCK", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_MEMLOCK
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3050 SD_BUS_PROPERTY("DefaultLimitMEMLOCKSoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_MEMLOCK
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3051 SD_BUS_PROPERTY("DefaultLimitLOCKS", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_LOCKS
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3052 SD_BUS_PROPERTY("DefaultLimitLOCKSSoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_LOCKS
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3053 SD_BUS_PROPERTY("DefaultLimitSIGPENDING", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_SIGPENDING
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3054 SD_BUS_PROPERTY("DefaultLimitSIGPENDINGSoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_SIGPENDING
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3055 SD_BUS_PROPERTY("DefaultLimitMSGQUEUE", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_MSGQUEUE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3056 SD_BUS_PROPERTY("DefaultLimitMSGQUEUESoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_MSGQUEUE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3057 SD_BUS_PROPERTY("DefaultLimitNICE", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_NICE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3058 SD_BUS_PROPERTY("DefaultLimitNICESoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_NICE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3059 SD_BUS_PROPERTY("DefaultLimitRTPRIO", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_RTPRIO
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3060 SD_BUS_PROPERTY("DefaultLimitRTPRIOSoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_RTPRIO
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3061 SD_BUS_PROPERTY("DefaultLimitRTTIME", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_RTTIME
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3062 SD_BUS_PROPERTY("DefaultLimitRTTIMESoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_RTTIME
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3063 SD_BUS_PROPERTY("DefaultTasksMax", "t", bus_property_get_tasks_max
, offsetof(Manager
, defaults
.tasks_max
), 0),
3064 SD_BUS_PROPERTY("DefaultMemoryPressureThresholdUSec", "t", bus_property_get_usec
, offsetof(Manager
, defaults
.memory_pressure_threshold_usec
), 0),
3065 SD_BUS_PROPERTY("DefaultMemoryPressureWatch", "s", bus_property_get_cgroup_pressure_watch
, offsetof(Manager
, defaults
.memory_pressure_watch
), 0),
3066 SD_BUS_PROPERTY("TimerSlackNSec", "t", property_get_timer_slack_nsec
, 0, SD_BUS_VTABLE_PROPERTY_CONST
),
3067 SD_BUS_PROPERTY("DefaultOOMPolicy", "s", bus_property_get_oom_policy
, offsetof(Manager
, defaults
.oom_policy
), SD_BUS_VTABLE_PROPERTY_CONST
),
3068 SD_BUS_PROPERTY("DefaultOOMScoreAdjust", "i", property_get_oom_score_adjust
, 0, SD_BUS_VTABLE_PROPERTY_CONST
),
3069 SD_BUS_PROPERTY("CtrlAltDelBurstAction", "s", bus_property_get_emergency_action
, offsetof(Manager
, cad_burst_action
), SD_BUS_VTABLE_PROPERTY_CONST
),
3071 SD_BUS_METHOD_WITH_ARGS("GetUnit",
3072 SD_BUS_ARGS("s", name
),
3073 SD_BUS_RESULT("o", unit
),
3075 SD_BUS_VTABLE_UNPRIVILEGED
),
3076 SD_BUS_METHOD_WITH_ARGS("GetUnitByPID",
3077 SD_BUS_ARGS("u", pid
),
3078 SD_BUS_RESULT("o", unit
),
3079 method_get_unit_by_pid
,
3080 SD_BUS_VTABLE_UNPRIVILEGED
),
3081 SD_BUS_METHOD_WITH_ARGS("GetUnitByInvocationID",
3082 SD_BUS_ARGS("ay", invocation_id
),
3083 SD_BUS_RESULT("o", unit
),
3084 method_get_unit_by_invocation_id
,
3085 SD_BUS_VTABLE_UNPRIVILEGED
),
3086 SD_BUS_METHOD_WITH_ARGS("GetUnitByControlGroup",
3087 SD_BUS_ARGS("s", cgroup
),
3088 SD_BUS_RESULT("o", unit
),
3089 method_get_unit_by_control_group
,
3090 SD_BUS_VTABLE_UNPRIVILEGED
),
3091 SD_BUS_METHOD_WITH_ARGS("GetUnitByPIDFD",
3092 SD_BUS_ARGS("h", pidfd
),
3093 SD_BUS_RESULT("o", unit
, "s", unit_id
, "ay", invocation_id
),
3094 method_get_unit_by_pidfd
,
3095 SD_BUS_VTABLE_UNPRIVILEGED
),
3096 SD_BUS_METHOD_WITH_ARGS("LoadUnit",
3097 SD_BUS_ARGS("s", name
),
3098 SD_BUS_RESULT("o", unit
),
3100 SD_BUS_VTABLE_UNPRIVILEGED
),
3101 SD_BUS_METHOD_WITH_ARGS("StartUnit",
3102 SD_BUS_ARGS("s", name
, "s", mode
),
3103 SD_BUS_RESULT("o", job
),
3105 SD_BUS_VTABLE_UNPRIVILEGED
),
3106 SD_BUS_METHOD_WITH_ARGS("StartUnitWithFlags",
3107 SD_BUS_ARGS("s", name
, "s", mode
, "t", flags
),
3108 SD_BUS_RESULT("o", job
),
3110 SD_BUS_VTABLE_UNPRIVILEGED
),
3111 SD_BUS_METHOD_WITH_ARGS("StartUnitReplace",
3112 SD_BUS_ARGS("s", old_unit
, "s", new_unit
, "s", mode
),
3113 SD_BUS_RESULT("o", job
),
3114 method_start_unit_replace
,
3115 SD_BUS_VTABLE_UNPRIVILEGED
),
3116 SD_BUS_METHOD_WITH_ARGS("StopUnit",
3117 SD_BUS_ARGS("s", name
, "s", mode
),
3118 SD_BUS_RESULT("o", job
),
3120 SD_BUS_VTABLE_UNPRIVILEGED
),
3121 SD_BUS_METHOD_WITH_ARGS("ReloadUnit",
3122 SD_BUS_ARGS("s", name
, "s", mode
),
3123 SD_BUS_RESULT("o", job
),
3125 SD_BUS_VTABLE_UNPRIVILEGED
),
3126 SD_BUS_METHOD_WITH_ARGS("RestartUnit",
3127 SD_BUS_ARGS("s", name
, "s", mode
),
3128 SD_BUS_RESULT("o", job
),
3129 method_restart_unit
,
3130 SD_BUS_VTABLE_UNPRIVILEGED
),
3131 SD_BUS_METHOD_WITH_ARGS("TryRestartUnit",
3132 SD_BUS_ARGS("s", name
, "s", mode
),
3133 SD_BUS_RESULT("o", job
),
3134 method_try_restart_unit
,
3135 SD_BUS_VTABLE_UNPRIVILEGED
),
3136 SD_BUS_METHOD_WITH_ARGS("ReloadOrRestartUnit",
3137 SD_BUS_ARGS("s", name
, "s", mode
),
3138 SD_BUS_RESULT("o", job
),
3139 method_reload_or_restart_unit
,
3140 SD_BUS_VTABLE_UNPRIVILEGED
),
3141 SD_BUS_METHOD_WITH_ARGS("ReloadOrTryRestartUnit",
3142 SD_BUS_ARGS("s", name
, "s", mode
),
3143 SD_BUS_RESULT("o", job
),
3144 method_reload_or_try_restart_unit
,
3145 SD_BUS_VTABLE_UNPRIVILEGED
),
3146 SD_BUS_METHOD_WITH_ARGS("EnqueueUnitJob",
3147 SD_BUS_ARGS("s", name
, "s", job_type
, "s", job_mode
),
3148 SD_BUS_RESULT("u", job_id
, "o", job_path
, "s", unit_id
, "o", unit_path
, "s", job_type
, "a(uosos)", affected_jobs
),
3149 method_enqueue_unit_job
,
3150 SD_BUS_VTABLE_UNPRIVILEGED
),
3151 SD_BUS_METHOD_WITH_ARGS("KillUnit",
3152 SD_BUS_ARGS("s", name
, "s", whom
, "i", signal
),
3155 SD_BUS_VTABLE_UNPRIVILEGED
),
3156 SD_BUS_METHOD_WITH_ARGS("QueueSignalUnit",
3157 SD_BUS_ARGS("s", name
, "s", whom
, "i", signal
, "i", value
),
3160 SD_BUS_VTABLE_UNPRIVILEGED
),
3161 SD_BUS_METHOD_WITH_ARGS("CleanUnit",
3162 SD_BUS_ARGS("s", name
, "as", mask
),
3165 SD_BUS_VTABLE_UNPRIVILEGED
),
3166 SD_BUS_METHOD_WITH_ARGS("FreezeUnit",
3167 SD_BUS_ARGS("s", name
),
3170 SD_BUS_VTABLE_UNPRIVILEGED
),
3171 SD_BUS_METHOD_WITH_ARGS("ThawUnit",
3172 SD_BUS_ARGS("s", name
),
3175 SD_BUS_VTABLE_UNPRIVILEGED
),
3176 SD_BUS_METHOD_WITH_ARGS("ResetFailedUnit",
3177 SD_BUS_ARGS("s", name
),
3179 method_reset_failed_unit
,
3180 SD_BUS_VTABLE_UNPRIVILEGED
),
3181 SD_BUS_METHOD_WITH_ARGS("SetUnitProperties",
3182 SD_BUS_ARGS("s", name
, "b", runtime
, "a(sv)", properties
),
3184 method_set_unit_properties
,
3185 SD_BUS_VTABLE_UNPRIVILEGED
),
3186 SD_BUS_METHOD_WITH_ARGS("BindMountUnit",
3187 SD_BUS_ARGS("s", name
, "s", source
, "s", destination
, "b", read_only
, "b", mkdir
),
3189 method_bind_mount_unit
,
3190 SD_BUS_VTABLE_UNPRIVILEGED
),
3191 SD_BUS_METHOD_WITH_ARGS("MountImageUnit",
3192 SD_BUS_ARGS("s", name
, "s", source
, "s", destination
, "b", read_only
, "b", mkdir
, "a(ss)", options
),
3194 method_mount_image_unit
,
3195 SD_BUS_VTABLE_UNPRIVILEGED
),
3196 SD_BUS_METHOD_WITH_ARGS("RefUnit",
3197 SD_BUS_ARGS("s", name
),
3200 SD_BUS_VTABLE_UNPRIVILEGED
),
3201 SD_BUS_METHOD_WITH_ARGS("UnrefUnit",
3202 SD_BUS_ARGS("s", name
),
3205 SD_BUS_VTABLE_UNPRIVILEGED
),
3206 SD_BUS_METHOD_WITH_ARGS("StartTransientUnit",
3207 SD_BUS_ARGS("s", name
, "s", mode
, "a(sv)", properties
, "a(sa(sv))", aux
),
3208 SD_BUS_RESULT("o", job
),
3209 method_start_transient_unit
,
3210 SD_BUS_VTABLE_UNPRIVILEGED
),
3211 SD_BUS_METHOD_WITH_ARGS("GetUnitProcesses",
3212 SD_BUS_ARGS("s", name
),
3213 SD_BUS_RESULT("a(sus)", processes
),
3214 method_get_unit_processes
,
3215 SD_BUS_VTABLE_UNPRIVILEGED
),
3216 SD_BUS_METHOD_WITH_ARGS("AttachProcessesToUnit",
3217 SD_BUS_ARGS("s", unit_name
, "s", subcgroup
, "au", pids
),
3219 method_attach_processes_to_unit
,
3220 SD_BUS_VTABLE_UNPRIVILEGED
),
3221 SD_BUS_METHOD_WITH_ARGS("AbandonScope",
3222 SD_BUS_ARGS("s", name
),
3224 method_abandon_scope
,
3225 SD_BUS_VTABLE_UNPRIVILEGED
),
3226 SD_BUS_METHOD_WITH_ARGS("GetJob",
3227 SD_BUS_ARGS("u", id
),
3228 SD_BUS_RESULT("o", job
),
3230 SD_BUS_VTABLE_UNPRIVILEGED
),
3231 SD_BUS_METHOD_WITH_ARGS("GetJobAfter",
3232 SD_BUS_ARGS("u", id
),
3233 SD_BUS_RESULT("a(usssoo)", jobs
),
3234 method_get_job_waiting
,
3235 SD_BUS_VTABLE_UNPRIVILEGED
),
3236 SD_BUS_METHOD_WITH_ARGS("GetJobBefore",
3237 SD_BUS_ARGS("u", id
),
3238 SD_BUS_RESULT("a(usssoo)", jobs
),
3239 method_get_job_waiting
,
3240 SD_BUS_VTABLE_UNPRIVILEGED
),
3241 SD_BUS_METHOD_WITH_ARGS("CancelJob",
3242 SD_BUS_ARGS("u", id
),
3245 SD_BUS_VTABLE_UNPRIVILEGED
),
3246 SD_BUS_METHOD("ClearJobs",
3250 SD_BUS_VTABLE_UNPRIVILEGED
),
3251 SD_BUS_METHOD("ResetFailed",
3254 method_reset_failed
,
3255 SD_BUS_VTABLE_UNPRIVILEGED
),
3256 SD_BUS_METHOD_WITH_ARGS("SetShowStatus",
3257 SD_BUS_ARGS("s", mode
),
3259 method_set_show_status
,
3260 SD_BUS_VTABLE_UNPRIVILEGED
),
3261 SD_BUS_METHOD_WITH_ARGS("ListUnits",
3263 SD_BUS_RESULT("a(ssssssouso)", units
),
3265 SD_BUS_VTABLE_UNPRIVILEGED
),
3266 SD_BUS_METHOD_WITH_ARGS("ListUnitsFiltered",
3267 SD_BUS_ARGS("as", states
),
3268 SD_BUS_RESULT("a(ssssssouso)", units
),
3269 method_list_units_filtered
,
3270 SD_BUS_VTABLE_UNPRIVILEGED
),
3271 SD_BUS_METHOD_WITH_ARGS("ListUnitsByPatterns",
3272 SD_BUS_ARGS("as", states
, "as", patterns
),
3273 SD_BUS_RESULT("a(ssssssouso)", units
),
3274 method_list_units_by_patterns
,
3275 SD_BUS_VTABLE_UNPRIVILEGED
),
3276 SD_BUS_METHOD_WITH_ARGS("ListUnitsByNames",
3277 SD_BUS_ARGS("as", names
),
3278 SD_BUS_RESULT("a(ssssssouso)", units
),
3279 method_list_units_by_names
,
3280 SD_BUS_VTABLE_UNPRIVILEGED
),
3281 SD_BUS_METHOD_WITH_ARGS("ListJobs",
3283 SD_BUS_RESULT("a(usssoo)", jobs
),
3285 SD_BUS_VTABLE_UNPRIVILEGED
),
3286 SD_BUS_METHOD("Subscribe",
3290 SD_BUS_VTABLE_UNPRIVILEGED
),
3291 SD_BUS_METHOD("Unsubscribe",
3295 SD_BUS_VTABLE_UNPRIVILEGED
),
3296 SD_BUS_METHOD_WITH_ARGS("Dump",
3298 SD_BUS_RESULT("s", output
),
3300 SD_BUS_VTABLE_UNPRIVILEGED
),
3301 SD_BUS_METHOD_WITH_ARGS("DumpUnitsMatchingPatterns",
3302 SD_BUS_ARGS("as", patterns
),
3303 SD_BUS_RESULT("s", output
),
3304 method_dump_units_matching_patterns
,
3305 SD_BUS_VTABLE_UNPRIVILEGED
),
3306 SD_BUS_METHOD_WITH_ARGS("DumpByFileDescriptor",
3308 SD_BUS_RESULT("h", fd
),
3310 SD_BUS_VTABLE_UNPRIVILEGED
),
3311 SD_BUS_METHOD_WITH_ARGS("DumpUnitsMatchingPatternsByFileDescriptor",
3312 SD_BUS_ARGS("as", patterns
),
3313 SD_BUS_RESULT("h", fd
),
3314 method_dump_units_matching_patterns_by_fd
,
3315 SD_BUS_VTABLE_UNPRIVILEGED
),
3316 SD_BUS_METHOD_WITH_ARGS("CreateSnapshot",
3317 SD_BUS_ARGS("s", name
, "b", cleanup
),
3318 SD_BUS_RESULT("o", unit
),
3319 method_refuse_snapshot
,
3320 SD_BUS_VTABLE_UNPRIVILEGED
|SD_BUS_VTABLE_HIDDEN
),
3321 SD_BUS_METHOD_WITH_ARGS("RemoveSnapshot",
3322 SD_BUS_ARGS("s", name
),
3324 method_refuse_snapshot
,
3325 SD_BUS_VTABLE_UNPRIVILEGED
|SD_BUS_VTABLE_HIDDEN
),
3326 SD_BUS_METHOD("Reload",
3330 SD_BUS_VTABLE_UNPRIVILEGED
),
3331 SD_BUS_METHOD("Reexecute",
3335 SD_BUS_VTABLE_UNPRIVILEGED
|SD_BUS_VTABLE_METHOD_NO_REPLY
),
3336 SD_BUS_METHOD("Exit",
3341 SD_BUS_METHOD("Reboot",
3345 SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT
)),
3346 SD_BUS_METHOD_WITH_ARGS("SoftReboot",
3347 SD_BUS_ARGS("s", new_root
),
3350 SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT
)),
3351 SD_BUS_METHOD("PowerOff",
3355 SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT
)),
3356 SD_BUS_METHOD("Halt",
3360 SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT
)),
3361 SD_BUS_METHOD("KExec",
3365 SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT
)),
3366 SD_BUS_METHOD_WITH_ARGS("SwitchRoot",
3367 SD_BUS_ARGS("s", new_root
, "s", init
),
3370 SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT
)),
3371 SD_BUS_METHOD_WITH_ARGS("SetEnvironment",
3372 SD_BUS_ARGS("as", assignments
),
3374 method_set_environment
,
3375 SD_BUS_VTABLE_UNPRIVILEGED
),
3376 SD_BUS_METHOD_WITH_ARGS("UnsetEnvironment",
3377 SD_BUS_ARGS("as", names
),
3379 method_unset_environment
,
3380 SD_BUS_VTABLE_UNPRIVILEGED
),
3381 SD_BUS_METHOD_WITH_ARGS("UnsetAndSetEnvironment",
3382 SD_BUS_ARGS("as", names
, "as", assignments
),
3384 method_unset_and_set_environment
,
3385 SD_BUS_VTABLE_UNPRIVILEGED
),
3386 SD_BUS_METHOD_WITH_ARGS("EnqueueMarkedJobs",
3388 SD_BUS_RESULT("ao", jobs
),
3389 method_enqueue_marked_jobs
,
3390 SD_BUS_VTABLE_UNPRIVILEGED
),
3391 SD_BUS_METHOD_WITH_ARGS("ListUnitFiles",
3393 SD_BUS_RESULT("a(ss)", unit_files
),
3394 method_list_unit_files
,
3395 SD_BUS_VTABLE_UNPRIVILEGED
),
3396 SD_BUS_METHOD_WITH_ARGS("ListUnitFilesByPatterns",
3397 SD_BUS_ARGS("as", states
, "as", patterns
),
3398 SD_BUS_RESULT("a(ss)", unit_files
),
3399 method_list_unit_files_by_patterns
,
3400 SD_BUS_VTABLE_UNPRIVILEGED
),
3401 SD_BUS_METHOD_WITH_ARGS("GetUnitFileState",
3402 SD_BUS_ARGS("s", file
),
3403 SD_BUS_RESULT("s", state
),
3404 method_get_unit_file_state
,
3405 SD_BUS_VTABLE_UNPRIVILEGED
),
3406 SD_BUS_METHOD_WITH_ARGS("EnableUnitFiles",
3407 SD_BUS_ARGS("as", files
, "b", runtime
, "b", force
),
3408 SD_BUS_RESULT("b", carries_install_info
, "a(sss)", changes
),
3409 method_enable_unit_files
,
3410 SD_BUS_VTABLE_UNPRIVILEGED
),
3411 SD_BUS_METHOD_WITH_ARGS("DisableUnitFiles",
3412 SD_BUS_ARGS("as", files
, "b", runtime
),
3413 SD_BUS_RESULT("a(sss)", changes
),
3414 method_disable_unit_files
,
3415 SD_BUS_VTABLE_UNPRIVILEGED
),
3416 SD_BUS_METHOD_WITH_ARGS("EnableUnitFilesWithFlags",
3417 SD_BUS_ARGS("as", files
, "t", flags
),
3418 SD_BUS_RESULT("b", carries_install_info
, "a(sss)", changes
),
3419 method_enable_unit_files_with_flags
,
3420 SD_BUS_VTABLE_UNPRIVILEGED
),
3421 SD_BUS_METHOD_WITH_ARGS("DisableUnitFilesWithFlags",
3422 SD_BUS_ARGS("as", files
, "t", flags
),
3423 SD_BUS_RESULT("a(sss)", changes
),
3424 method_disable_unit_files_with_flags
,
3425 SD_BUS_VTABLE_UNPRIVILEGED
),
3426 SD_BUS_METHOD_WITH_ARGS("DisableUnitFilesWithFlagsAndInstallInfo",
3427 SD_BUS_ARGS("as", files
, "t", flags
),
3428 SD_BUS_RESULT("b", carries_install_info
, "a(sss)", changes
),
3429 method_disable_unit_files_with_flags_and_install_info
,
3430 SD_BUS_VTABLE_UNPRIVILEGED
),
3431 SD_BUS_METHOD_WITH_ARGS("ReenableUnitFiles",
3432 SD_BUS_ARGS("as", files
, "b", runtime
, "b", force
),
3433 SD_BUS_RESULT("b", carries_install_info
, "a(sss)", changes
),
3434 method_reenable_unit_files
,
3435 SD_BUS_VTABLE_UNPRIVILEGED
),
3436 SD_BUS_METHOD_WITH_ARGS("LinkUnitFiles",
3437 SD_BUS_ARGS("as", files
, "b", runtime
, "b", force
),
3438 SD_BUS_RESULT("a(sss)", changes
),
3439 method_link_unit_files
,
3440 SD_BUS_VTABLE_UNPRIVILEGED
),
3441 SD_BUS_METHOD_WITH_ARGS("PresetUnitFiles",
3442 SD_BUS_ARGS("as", files
, "b", runtime
, "b", force
),
3443 SD_BUS_RESULT("b", carries_install_info
, "a(sss)", changes
),
3444 method_preset_unit_files
,
3445 SD_BUS_VTABLE_UNPRIVILEGED
),
3446 SD_BUS_METHOD_WITH_ARGS("PresetUnitFilesWithMode",
3447 SD_BUS_ARGS("as", files
, "s", mode
, "b", runtime
, "b", force
),
3448 SD_BUS_RESULT("b", carries_install_info
, "a(sss)", changes
),
3449 method_preset_unit_files_with_mode
,
3450 SD_BUS_VTABLE_UNPRIVILEGED
),
3451 SD_BUS_METHOD_WITH_ARGS("MaskUnitFiles",
3452 SD_BUS_ARGS("as", files
, "b", runtime
, "b", force
),
3453 SD_BUS_RESULT("a(sss)", changes
),
3454 method_mask_unit_files
,
3455 SD_BUS_VTABLE_UNPRIVILEGED
),
3456 SD_BUS_METHOD_WITH_ARGS("UnmaskUnitFiles",
3457 SD_BUS_ARGS("as", files
, "b", runtime
),
3458 SD_BUS_RESULT("a(sss)", changes
),
3459 method_unmask_unit_files
,
3460 SD_BUS_VTABLE_UNPRIVILEGED
),
3461 SD_BUS_METHOD_WITH_ARGS("RevertUnitFiles",
3462 SD_BUS_ARGS("as", files
),
3463 SD_BUS_RESULT("a(sss)", changes
),
3464 method_revert_unit_files
,
3465 SD_BUS_VTABLE_UNPRIVILEGED
),
3466 SD_BUS_METHOD_WITH_ARGS("SetDefaultTarget",
3467 SD_BUS_ARGS("s", name
, "b", force
),
3468 SD_BUS_RESULT("a(sss)", changes
),
3469 method_set_default_target
,
3470 SD_BUS_VTABLE_UNPRIVILEGED
),
3471 SD_BUS_METHOD_WITH_ARGS("GetDefaultTarget",
3473 SD_BUS_RESULT("s", name
),
3474 method_get_default_target
,
3475 SD_BUS_VTABLE_UNPRIVILEGED
),
3476 SD_BUS_METHOD_WITH_ARGS("PresetAllUnitFiles",
3477 SD_BUS_ARGS("s", mode
, "b", runtime
, "b", force
),
3478 SD_BUS_RESULT("a(sss)", changes
),
3479 method_preset_all_unit_files
,
3480 SD_BUS_VTABLE_UNPRIVILEGED
),
3481 SD_BUS_METHOD_WITH_ARGS("AddDependencyUnitFiles",
3482 SD_BUS_ARGS("as", files
, "s", target
, "s", type
, "b", runtime
, "b", force
),
3483 SD_BUS_RESULT("a(sss)", changes
),
3484 method_add_dependency_unit_files
,
3485 SD_BUS_VTABLE_UNPRIVILEGED
),
3486 SD_BUS_METHOD_WITH_ARGS("GetUnitFileLinks",
3487 SD_BUS_ARGS("s", name
, "b", runtime
),
3488 SD_BUS_RESULT("as", links
),
3489 method_get_unit_file_links
,
3490 SD_BUS_VTABLE_UNPRIVILEGED
),
3491 SD_BUS_METHOD_WITH_ARGS("SetExitCode",
3492 SD_BUS_ARGS("y", number
),
3494 method_set_exit_code
,
3495 SD_BUS_VTABLE_UNPRIVILEGED
),
3496 SD_BUS_METHOD_WITH_ARGS("LookupDynamicUserByName",
3497 SD_BUS_ARGS("s", name
),
3498 SD_BUS_RESULT("u", uid
),
3499 method_lookup_dynamic_user_by_name
,
3500 SD_BUS_VTABLE_UNPRIVILEGED
),
3501 SD_BUS_METHOD_WITH_ARGS("LookupDynamicUserByUID",
3502 SD_BUS_ARGS("u", uid
),
3503 SD_BUS_RESULT("s", name
),
3504 method_lookup_dynamic_user_by_uid
,
3505 SD_BUS_VTABLE_UNPRIVILEGED
),
3506 SD_BUS_METHOD_WITH_ARGS("GetDynamicUsers",
3508 SD_BUS_RESULT("a(us)", users
),
3509 method_get_dynamic_users
,
3510 SD_BUS_VTABLE_UNPRIVILEGED
),
3511 SD_BUS_METHOD_WITH_ARGS("DumpUnitFileDescriptorStore",
3512 SD_BUS_ARGS("s", name
),
3513 SD_BUS_RESULT("a(suuutuusu)", entries
),
3514 method_dump_unit_descriptor_store
,
3515 SD_BUS_VTABLE_UNPRIVILEGED
),
3517 SD_BUS_SIGNAL_WITH_ARGS("UnitNew",
3518 SD_BUS_ARGS("s", id
, "o", unit
),
3520 SD_BUS_SIGNAL_WITH_ARGS("UnitRemoved",
3521 SD_BUS_ARGS("s", id
, "o", unit
),
3523 SD_BUS_SIGNAL_WITH_ARGS("JobNew",
3524 SD_BUS_ARGS("u", id
, "o", job
, "s", unit
),
3526 SD_BUS_SIGNAL_WITH_ARGS("JobRemoved",
3527 SD_BUS_ARGS("u", id
, "o", job
, "s", unit
, "s", result
),
3529 SD_BUS_SIGNAL_WITH_ARGS("StartupFinished",
3530 SD_BUS_ARGS("t", firmware
, "t", loader
, "t", kernel
, "t", initrd
, "t", userspace
, "t", total
),
3532 SD_BUS_SIGNAL("UnitFilesChanged", NULL
, 0),
3533 SD_BUS_SIGNAL_WITH_ARGS("Reloading",
3534 SD_BUS_ARGS("b", active
),
3540 const sd_bus_vtable bus_manager_log_control_vtable
[] = {
3541 SD_BUS_VTABLE_START(0),
3543 /* We define a private version of this interface here, since we want slightly different
3544 * implementations for the setters. We'll still use the generic getters however, and we share the
3545 * setters with the implementations for the Manager interface above (which pre-dates the generic
3546 * service API interface). */
3548 SD_BUS_WRITABLE_PROPERTY("LogLevel", "s", bus_property_get_log_level
, property_set_log_level
, 0, 0),
3549 SD_BUS_WRITABLE_PROPERTY("LogTarget", "s", bus_property_get_log_target
, property_set_log_target
, 0, 0),
3550 SD_BUS_PROPERTY("SyslogIdentifier", "s", bus_property_get_syslog_identifier
, 0, 0),
3555 static int send_finished(sd_bus
*bus
, void *userdata
) {
3556 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*message
= NULL
;
3557 usec_t
*times
= ASSERT_PTR(userdata
);
3562 r
= sd_bus_message_new_signal(bus
,
3564 "/org/freedesktop/systemd1",
3565 "org.freedesktop.systemd1.Manager",
3570 r
= sd_bus_message_append(message
, "tttttt", times
[0], times
[1], times
[2], times
[3], times
[4], times
[5]);
3574 return sd_bus_send(bus
, message
, NULL
);
3577 void bus_manager_send_finished(
3579 usec_t firmware_usec
,
3583 usec_t userspace_usec
,
3584 usec_t total_usec
) {
3590 r
= bus_foreach_bus(
3603 log_debug_errno(r
, "Failed to send finished signal: %m");
3606 static int send_reloading(sd_bus
*bus
, void *userdata
) {
3607 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*message
= NULL
;
3612 r
= sd_bus_message_new_signal(bus
, &message
, "/org/freedesktop/systemd1", "org.freedesktop.systemd1.Manager", "Reloading");
3616 r
= sd_bus_message_append(message
, "b", PTR_TO_INT(userdata
));
3620 return sd_bus_send(bus
, message
, NULL
);
3623 void bus_manager_send_reloading(Manager
*m
, bool active
) {
3628 r
= bus_foreach_bus(m
, NULL
, send_reloading
, INT_TO_PTR(active
));
3630 log_debug_errno(r
, "Failed to send reloading signal: %m");
3633 static int send_changed_signal(sd_bus
*bus
, void *userdata
) {
3636 return sd_bus_emit_properties_changed_strv(bus
,
3637 "/org/freedesktop/systemd1",
3638 "org.freedesktop.systemd1.Manager",
3642 void bus_manager_send_change_signal(Manager
*m
) {
3647 r
= bus_foreach_bus(m
, NULL
, send_changed_signal
, NULL
);
3649 log_debug_errno(r
, "Failed to send manager change signal: %m");