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
));
70 static BUS_DEFINE_PROPERTY_GET(property_get_progress
, "d", Manager
, manager_get_progress
);
72 static int property_get_virtualization(
75 const char *interface
,
77 sd_bus_message
*reply
,
79 sd_bus_error
*error
) {
86 v
= detect_virtualization();
88 /* Make sure to return the empty string when we detect no virtualization, as that is the API.
90 * https://github.com/systemd/systemd/issues/1423
93 return sd_bus_message_append(
95 v
== VIRTUALIZATION_NONE
? NULL
: virtualization_to_string(v
));
98 static int property_get_confidential_virtualization(
101 const char *interface
,
102 const char *property
,
103 sd_bus_message
*reply
,
105 sd_bus_error
*error
) {
107 ConfidentialVirtualization v
;
112 v
= detect_confidential_virtualization();
114 return sd_bus_message_append(
116 v
<= 0 ? NULL
: confidential_virtualization_to_string(v
));
119 static int property_get_tainted(
122 const char *interface
,
123 const char *property
,
124 sd_bus_message
*reply
,
126 sd_bus_error
*error
) {
128 _cleanup_free_
char *s
= NULL
;
129 Manager
*m
= ASSERT_PTR(userdata
);
134 s
= manager_taint_string(m
);
138 return sd_bus_message_append(reply
, "s", s
);
141 static int property_set_log_target(
144 const char *interface
,
145 const char *property
,
146 sd_bus_message
*value
,
148 sd_bus_error
*error
) {
150 Manager
*m
= userdata
;
157 r
= sd_bus_message_read(value
, "s", &t
);
162 manager_restore_original_log_target(m
);
166 target
= log_target_from_string(t
);
168 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
, "Invalid log target '%s'", t
);
170 manager_override_log_target(m
, target
);
176 static int property_set_log_level(
179 const char *interface
,
180 const char *property
,
181 sd_bus_message
*value
,
183 sd_bus_error
*error
) {
185 Manager
*m
= userdata
;
192 r
= sd_bus_message_read(value
, "s", &t
);
197 manager_restore_original_log_level(m
);
201 level
= log_level_from_string(t
);
203 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
, "Invalid log level '%s'", t
);
205 manager_override_log_level(m
, level
);
211 static int property_get_environment(
214 const char *interface
,
215 const char *property
,
216 sd_bus_message
*reply
,
218 sd_bus_error
*error
) {
220 _cleanup_strv_free_
char **l
= NULL
;
221 Manager
*m
= ASSERT_PTR(userdata
);
227 r
= manager_get_effective_environment(m
, &l
);
231 return sd_bus_message_append_strv(reply
, l
);
234 static int property_get_show_status(
237 const char *interface
,
238 const char *property
,
239 sd_bus_message
*reply
,
241 sd_bus_error
*error
) {
243 Manager
*m
= ASSERT_PTR(userdata
);
248 return sd_bus_message_append(reply
, "b", manager_get_show_status_on(m
));
251 static int property_get_runtime_watchdog(
254 const char *interface
,
255 const char *property
,
256 sd_bus_message
*reply
,
258 sd_bus_error
*error
) {
260 Manager
*m
= ASSERT_PTR(userdata
);
265 return sd_bus_message_append(reply
, "t", manager_get_watchdog(m
, WATCHDOG_RUNTIME
));
268 static int property_get_pretimeout_watchdog(
271 const char *interface
,
272 const char *property
,
273 sd_bus_message
*reply
,
275 sd_bus_error
*error
) {
277 Manager
*m
= ASSERT_PTR(userdata
);
282 return sd_bus_message_append(reply
, "t", manager_get_watchdog(m
, WATCHDOG_PRETIMEOUT
));
285 static int property_get_pretimeout_watchdog_governor(
288 const char *interface
,
289 const char *property
,
290 sd_bus_message
*reply
,
292 sd_bus_error
*error
) {
294 Manager
*m
= ASSERT_PTR(userdata
);
299 return sd_bus_message_append(reply
, "s", m
->watchdog_pretimeout_governor
);
302 static int property_get_reboot_watchdog(
305 const char *interface
,
306 const char *property
,
307 sd_bus_message
*reply
,
309 sd_bus_error
*error
) {
311 Manager
*m
= ASSERT_PTR(userdata
);
316 return sd_bus_message_append(reply
, "t", manager_get_watchdog(m
, WATCHDOG_REBOOT
));
319 static int property_get_kexec_watchdog(
322 const char *interface
,
323 const char *property
,
324 sd_bus_message
*reply
,
326 sd_bus_error
*error
) {
328 Manager
*m
= ASSERT_PTR(userdata
);
333 return sd_bus_message_append(reply
, "t", manager_get_watchdog(m
, WATCHDOG_KEXEC
));
336 static int property_set_watchdog(Manager
*m
, WatchdogType type
, sd_bus_message
*value
) {
343 assert_cc(sizeof(usec_t
) == sizeof(uint64_t));
345 r
= sd_bus_message_read(value
, "t", &timeout
);
349 manager_override_watchdog(m
, type
, timeout
);
353 static int property_set_runtime_watchdog(
356 const char *interface
,
357 const char *property
,
358 sd_bus_message
*value
,
360 sd_bus_error
*error
) {
362 return property_set_watchdog(userdata
, WATCHDOG_RUNTIME
, value
);
365 static int property_set_pretimeout_watchdog(
368 const char *interface
,
369 const char *property
,
370 sd_bus_message
*value
,
372 sd_bus_error
*error
) {
374 return property_set_watchdog(userdata
, WATCHDOG_PRETIMEOUT
, value
);
377 static int property_set_pretimeout_watchdog_governor(
380 const char *interface
,
381 const char *property
,
382 sd_bus_message
*value
,
384 sd_bus_error
*error
) {
386 Manager
*m
= ASSERT_PTR(userdata
);
390 r
= sd_bus_message_read(value
, "s", &governor
);
393 if (!string_is_safe(governor
))
396 return manager_override_watchdog_pretimeout_governor(m
, governor
);
399 static int property_set_reboot_watchdog(
402 const char *interface
,
403 const char *property
,
404 sd_bus_message
*value
,
406 sd_bus_error
*error
) {
408 return property_set_watchdog(userdata
, WATCHDOG_REBOOT
, value
);
411 static int property_set_kexec_watchdog(
414 const char *interface
,
415 const char *property
,
416 sd_bus_message
*value
,
418 sd_bus_error
*error
) {
420 _unused_ Manager
*m
= ASSERT_PTR(userdata
);
425 return property_set_watchdog(userdata
, WATCHDOG_KEXEC
, value
);
428 static int property_get_oom_score_adjust(
431 const char *interface
,
432 const char *property
,
433 sd_bus_message
*reply
,
435 sd_bus_error
*error
) {
437 Manager
*m
= ASSERT_PTR(userdata
);
443 if (m
->defaults
.oom_score_adjust_set
)
444 n
= m
->defaults
.oom_score_adjust
;
447 r
= get_oom_score_adjust(&n
);
449 log_debug_errno(r
, "Failed to read current OOM score adjustment value, ignoring: %m");
452 return sd_bus_message_append(reply
, "i", n
);
455 static int bus_get_unit_by_name(Manager
*m
, sd_bus_message
*message
, const char *name
, Unit
**ret_unit
, sd_bus_error
*error
) {
463 /* More or less a wrapper around manager_get_unit() that generates nice errors and has one trick up
464 * its sleeve: if the name is specified empty we use the client's unit. */
467 _cleanup_(sd_bus_creds_unrefp
) sd_bus_creds
*creds
= NULL
;
470 r
= sd_bus_query_sender_creds(message
, SD_BUS_CREDS_PID
, &creds
);
474 r
= sd_bus_creds_get_pid(creds
, &pid
);
478 u
= manager_get_unit_by_pid(m
, pid
);
480 return sd_bus_error_set(error
, BUS_ERROR_NO_SUCH_UNIT
, "Client not member of any unit.");
482 u
= manager_get_unit(m
, name
);
484 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_UNIT
, "Unit %s not loaded.", name
);
491 static int bus_load_unit_by_name(Manager
*m
, sd_bus_message
*message
, const char *name
, Unit
**ret_unit
, sd_bus_error
*error
) {
496 /* Pretty much the same as bus_get_unit_by_name(), but we also load the unit if necessary. */
499 return bus_get_unit_by_name(m
, message
, name
, ret_unit
, error
);
501 return manager_load_unit(m
, name
, NULL
, error
, ret_unit
);
504 static int reply_unit_path(Unit
*u
, sd_bus_message
*message
, sd_bus_error
*error
) {
505 _cleanup_free_
char *path
= NULL
;
511 r
= mac_selinux_unit_access_check(u
, message
, "status", error
);
515 path
= unit_dbus_path(u
);
519 return sd_bus_reply_method_return(message
, "o", path
);
522 static int method_get_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
523 Manager
*m
= ASSERT_PTR(userdata
);
530 /* Anyone can call this method */
532 r
= sd_bus_message_read(message
, "s", &name
);
536 r
= bus_get_unit_by_name(m
, message
, name
, &u
, error
);
540 return reply_unit_path(u
, message
, error
);
543 static int method_get_unit_by_pid(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
544 Manager
*m
= ASSERT_PTR(userdata
);
551 assert_cc(sizeof(pid_t
) == sizeof(uint32_t));
553 /* Anyone can call this method */
555 r
= sd_bus_message_read(message
, "u", &pid
);
559 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
, "Invalid PID " PID_FMT
, pid
);
562 _cleanup_(sd_bus_creds_unrefp
) sd_bus_creds
*creds
= NULL
;
564 r
= sd_bus_query_sender_creds(message
, SD_BUS_CREDS_PID
, &creds
);
568 r
= sd_bus_creds_get_pid(creds
, &pid
);
573 u
= manager_get_unit_by_pid(m
, pid
);
575 return sd_bus_error_setf(error
, BUS_ERROR_NO_UNIT_FOR_PID
, "PID "PID_FMT
" does not belong to any loaded unit.", pid
);
577 return reply_unit_path(u
, message
, error
);
580 static int method_get_unit_by_invocation_id(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
581 _cleanup_free_
char *path
= NULL
;
582 Manager
*m
= ASSERT_PTR(userdata
);
591 /* Anyone can call this method */
593 r
= sd_bus_message_read_array(message
, 'y', &a
, &sz
);
601 return sd_bus_error_set(error
, SD_BUS_ERROR_INVALID_ARGS
, "Invalid invocation ID");
603 if (sd_id128_is_null(id
)) {
604 _cleanup_(sd_bus_creds_unrefp
) sd_bus_creds
*creds
= NULL
;
607 r
= sd_bus_query_sender_creds(message
, SD_BUS_CREDS_PID
, &creds
);
611 r
= sd_bus_creds_get_pid(creds
, &pid
);
615 u
= manager_get_unit_by_pid(m
, pid
);
617 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_UNIT
,
618 "Client " PID_FMT
" not member of any unit.", pid
);
620 u
= hashmap_get(m
->units_by_invocation_id
, &id
);
622 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
));
625 r
= mac_selinux_unit_access_check(u
, message
, "status", error
);
629 /* So here's a special trick: the bus path we return actually references the unit by its invocation
630 * ID instead of the unit name. This means it stays valid only as long as the invocation ID stays the
632 path
= unit_dbus_path_invocation_id(u
);
636 return sd_bus_reply_method_return(message
, "o", path
);
639 static int method_get_unit_by_control_group(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
640 Manager
*m
= userdata
;
645 r
= sd_bus_message_read(message
, "s", &cgroup
);
649 u
= manager_get_unit_by_cgroup(m
, cgroup
);
651 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_UNIT
,
652 "Control group '%s' is not valid or not managed by this instance",
655 return reply_unit_path(u
, message
, error
);
658 static int method_get_unit_by_pidfd(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
659 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
660 _cleanup_(pidref_done
) PidRef pidref
= PIDREF_NULL
;
661 Manager
*m
= ASSERT_PTR(userdata
);
662 _cleanup_free_
char *path
= NULL
;
668 r
= sd_bus_message_read(message
, "h", &pidfd
);
672 r
= pidref_set_pidfd(&pidref
, pidfd
);
674 return sd_bus_error_set_errnof(error
, r
, "Failed to get PID from PIDFD: %m");
676 u
= manager_get_unit_by_pidref(m
, &pidref
);
678 return sd_bus_error_setf(error
, BUS_ERROR_NO_UNIT_FOR_PID
, "PID "PID_FMT
" does not belong to any loaded unit.", pidref
.pid
);
680 r
= mac_selinux_unit_access_check(u
, message
, "status", error
);
684 path
= unit_dbus_path(u
);
688 r
= sd_bus_message_new_method_return(message
, &reply
);
692 r
= sd_bus_message_append(reply
, "os", path
, u
->id
);
696 r
= sd_bus_message_append_array(reply
, 'y', u
->invocation_id
.bytes
, sizeof(u
->invocation_id
.bytes
));
700 /* Double-check that the process is still alive and that the PID did not change before returning the
702 r
= pidref_verify(&pidref
);
704 return sd_bus_error_setf(error
,
705 BUS_ERROR_NO_SUCH_PROCESS
,
706 "The PIDFD's PID "PID_FMT
" changed during the lookup operation.",
709 return sd_bus_error_set_errnof(error
, r
, "Failed to get PID from PIDFD: %m");
711 return sd_bus_send(NULL
, reply
, NULL
);
714 static int method_load_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
715 Manager
*m
= ASSERT_PTR(userdata
);
722 /* Anyone can call this method */
724 r
= sd_bus_message_read(message
, "s", &name
);
728 r
= bus_load_unit_by_name(m
, message
, name
, &u
, error
);
732 return reply_unit_path(u
, message
, error
);
735 static int method_start_unit_generic(sd_bus_message
*message
, Manager
*m
, JobType job_type
, bool reload_if_possible
, sd_bus_error
*error
) {
743 r
= sd_bus_message_read(message
, "s", &name
);
747 r
= manager_load_unit(m
, name
, NULL
, error
, &u
);
751 return bus_unit_method_start_generic(message
, u
, job_type
, reload_if_possible
, error
);
754 static int method_start_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
755 return method_start_unit_generic(message
, userdata
, JOB_START
, /* reload_if_possible = */ false, error
);
758 static int method_stop_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
759 return method_start_unit_generic(message
, userdata
, JOB_STOP
, /* reload_if_possible = */ false, error
);
762 static int method_reload_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
763 return method_start_unit_generic(message
, userdata
, JOB_RELOAD
, /* reload_if_possible = */ false, error
);
766 static int method_restart_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
767 return method_start_unit_generic(message
, userdata
, JOB_RESTART
, /* reload_if_possible = */ false, error
);
770 static int method_try_restart_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
771 return method_start_unit_generic(message
, userdata
, JOB_TRY_RESTART
, /* reload_if_possible = */ false, error
);
774 static int method_reload_or_restart_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
775 return method_start_unit_generic(message
, userdata
, JOB_RESTART
, /* reload_if_possible = */ true, error
);
778 static int method_reload_or_try_restart_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
779 return method_start_unit_generic(message
, userdata
, JOB_TRY_RESTART
, /* reload_if_possible = */ true, error
);
782 typedef enum GenericUnitOperationFlags
{
783 GENERIC_UNIT_LOAD
= 1 << 0, /* Load if the unit is not loaded yet */
784 GENERIC_UNIT_VALIDATE_LOADED
= 1 << 1, /* Verify unit is properly loaded before forwarding call */
785 } GenericUnitOperationFlags
;
787 static int method_generic_unit_operation(
788 sd_bus_message
*message
,
791 sd_bus_message_handler_t handler
,
792 GenericUnitOperationFlags flags
) {
801 /* Read the first argument from the command and pass the operation to the specified per-unit
804 r
= sd_bus_message_read(message
, "s", &name
);
808 if (!isempty(name
) && FLAGS_SET(flags
, GENERIC_UNIT_LOAD
))
809 r
= manager_load_unit(m
, name
, NULL
, error
, &u
);
811 r
= bus_get_unit_by_name(m
, message
, name
, &u
, error
);
815 if (FLAGS_SET(flags
, GENERIC_UNIT_VALIDATE_LOADED
)) {
816 r
= bus_unit_validate_load_state(u
, error
);
821 return handler(message
, u
, error
);
824 static int method_enqueue_unit_job(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
825 /* We don't bother with GENERIC_UNIT_VALIDATE_LOADED here, as the job logic validates that anyway */
826 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_enqueue_job
, GENERIC_UNIT_LOAD
);
829 static int method_start_unit_replace(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
830 Manager
*m
= ASSERT_PTR(userdata
);
831 const char *old_name
;
837 r
= sd_bus_message_read(message
, "s", &old_name
);
841 r
= bus_get_unit_by_name(m
, message
, old_name
, &u
, error
);
844 if (!u
->job
|| u
->job
->type
!= JOB_START
)
845 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_JOB
, "No job queued for unit %s", old_name
);
847 return method_start_unit_generic(message
, m
, JOB_START
, /* reload_if_possible = */ false, error
);
850 static int method_kill_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
851 /* We don't bother with GENERIC_UNIT_LOAD nor GENERIC_UNIT_VALIDATE_LOADED here, as it shouldn't
852 * matter whether a unit is loaded for killing any processes possibly in the unit's cgroup. */
853 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_kill
, 0);
856 static int method_clean_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
857 /* Load the unit if necessary, in order to load it, and insist on the unit being loaded to be
859 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_clean
, GENERIC_UNIT_LOAD
|GENERIC_UNIT_VALIDATE_LOADED
);
862 static int method_freeze_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
863 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_freeze
, 0);
866 static int method_thaw_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
867 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_thaw
, 0);
870 static int method_reset_failed_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
871 /* Don't load the unit (because unloaded units can't be in failed state), and don't insist on the
872 * unit to be loaded properly (since a failed unit might have its unit file disappeared) */
873 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_reset_failed
, 0);
876 static int method_set_unit_properties(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
877 /* Only change properties on fully loaded units, and load them in order to set properties */
878 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_set_properties
, GENERIC_UNIT_LOAD
|GENERIC_UNIT_VALIDATE_LOADED
);
881 static int method_bind_mount_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
882 /* Only add mounts on fully loaded units */
883 return method_generic_unit_operation(message
, userdata
, error
, bus_service_method_bind_mount
, GENERIC_UNIT_VALIDATE_LOADED
);
886 static int method_mount_image_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
887 /* Only add mounts on fully loaded units */
888 return method_generic_unit_operation(message
, userdata
, error
, bus_service_method_mount_image
, GENERIC_UNIT_VALIDATE_LOADED
);
891 static int method_ref_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
892 /* Only allow reffing of fully loaded units, and make sure reffing a unit loads it. */
893 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_ref
, GENERIC_UNIT_LOAD
|GENERIC_UNIT_VALIDATE_LOADED
);
896 static int method_unref_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
897 /* Dropping a ref OTOH should not require the unit to still be loaded. And since a reffed unit is a
898 * loaded unit there's no need to load the unit for unreffing it. */
899 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_unref
, 0);
902 static int reply_unit_info(sd_bus_message
*reply
, Unit
*u
) {
903 _cleanup_free_
char *unit_path
= NULL
, *job_path
= NULL
;
906 following
= unit_following(u
);
908 unit_path
= unit_dbus_path(u
);
913 job_path
= job_dbus_path(u
->job
);
918 return sd_bus_message_append(
919 reply
, "(ssssssouso)",
922 unit_load_state_to_string(u
->load_state
),
923 unit_active_state_to_string(unit_active_state(u
)),
924 unit_sub_state_to_string(u
),
925 following
? following
->id
: "",
927 u
->job
? u
->job
->id
: 0,
928 u
->job
? job_type_to_string(u
->job
->type
) : "",
929 empty_to_root(job_path
));
932 static int method_list_units_by_names(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
933 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
934 Manager
*m
= ASSERT_PTR(userdata
);
936 _cleanup_strv_free_
char **units
= NULL
;
940 r
= sd_bus_message_read_strv(message
, &units
);
944 r
= sd_bus_message_new_method_return(message
, &reply
);
948 r
= sd_bus_message_open_container(reply
, 'a', "(ssssssouso)");
952 STRV_FOREACH(unit
, units
) {
955 if (!unit_name_is_valid(*unit
, UNIT_NAME_ANY
))
958 r
= bus_load_unit_by_name(m
, message
, *unit
, &u
, error
);
962 r
= reply_unit_info(reply
, u
);
967 r
= sd_bus_message_close_container(reply
);
971 return sd_bus_send(NULL
, reply
, NULL
);
974 static int method_get_unit_processes(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
975 /* Don't load a unit (since it won't have any processes if it's not loaded), but don't insist on the
976 * unit being loaded (because even improperly loaded units might still have processes around */
977 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_get_processes
, 0);
980 static int method_attach_processes_to_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
981 /* Don't allow attaching new processes to units that aren't loaded. Don't bother with loading a unit
982 * for this purpose though, as an unloaded unit is a stopped unit, and we don't allow attaching
983 * processes to stopped units anyway. */
984 return method_generic_unit_operation(message
, userdata
, error
, bus_unit_method_attach_processes
, GENERIC_UNIT_VALIDATE_LOADED
);
987 static int transient_unit_from_message(
989 sd_bus_message
*message
,
992 sd_bus_error
*error
) {
1002 t
= unit_name_to_type(name
);
1004 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1005 "Invalid unit name or type.");
1007 if (!unit_vtable
[t
]->can_transient
)
1008 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1009 "Unit type %s does not support transient units.",
1010 unit_type_to_string(t
));
1012 r
= manager_load_unit(m
, name
, NULL
, error
, &u
);
1016 if (!unit_is_pristine(u
))
1017 return sd_bus_error_setf(error
, BUS_ERROR_UNIT_EXISTS
,
1018 "Unit %s was already loaded or has a fragment file.", name
);
1020 /* OK, the unit failed to load and is unreferenced, now let's
1021 * fill in the transient data instead */
1022 r
= unit_make_transient(u
);
1026 /* Set our properties */
1027 r
= bus_unit_set_properties(u
, message
, UNIT_RUNTIME
, false, error
);
1031 /* If the client asked for it, automatically add a reference to this unit. */
1032 if (u
->bus_track_add
) {
1033 r
= bus_unit_track_add_sender(u
, message
);
1035 return log_error_errno(r
, "Failed to watch sender: %m");
1038 /* Now load the missing bits of the unit we just created */
1039 unit_add_to_load_queue(u
);
1040 manager_dispatch_load_queue(m
);
1047 static int transient_aux_units_from_message(
1049 sd_bus_message
*message
,
1050 sd_bus_error
*error
) {
1057 r
= sd_bus_message_enter_container(message
, 'a', "(sa(sv))");
1061 while ((r
= sd_bus_message_enter_container(message
, 'r', "sa(sv)")) > 0) {
1062 const char *name
= NULL
;
1065 r
= sd_bus_message_read(message
, "s", &name
);
1069 r
= transient_unit_from_message(m
, message
, name
, &u
, error
);
1073 r
= sd_bus_message_exit_container(message
);
1080 r
= sd_bus_message_exit_container(message
);
1087 static int method_start_transient_unit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1088 const char *name
, *smode
;
1089 Manager
*m
= ASSERT_PTR(userdata
);
1096 r
= mac_selinux_access_check(message
, "start", error
);
1100 r
= sd_bus_message_read(message
, "ss", &name
, &smode
);
1104 mode
= job_mode_from_string(smode
);
1106 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
, "Job mode %s is invalid.", smode
);
1108 r
= bus_verify_manage_units_async(m
, message
, error
);
1112 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
1114 r
= transient_unit_from_message(m
, message
, name
, &u
, error
);
1118 r
= transient_aux_units_from_message(m
, message
, error
);
1122 /* Finally, start it */
1123 return bus_unit_queue_job(message
, u
, JOB_START
, mode
, 0, error
);
1126 static int method_get_job(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1127 _cleanup_free_
char *path
= NULL
;
1128 Manager
*m
= ASSERT_PTR(userdata
);
1135 /* Anyone can call this method */
1137 r
= sd_bus_message_read(message
, "u", &id
);
1141 j
= manager_get_job(m
, id
);
1143 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_JOB
, "Job %u does not exist.", (unsigned) id
);
1145 r
= mac_selinux_unit_access_check(j
->unit
, message
, "status", error
);
1149 path
= job_dbus_path(j
);
1153 return sd_bus_reply_method_return(message
, "o", path
);
1156 static int method_cancel_job(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1157 Manager
*m
= ASSERT_PTR(userdata
);
1164 r
= sd_bus_message_read(message
, "u", &id
);
1168 j
= manager_get_job(m
, id
);
1170 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_JOB
, "Job %u does not exist.", (unsigned) id
);
1172 return bus_job_method_cancel(message
, j
, error
);
1175 static int method_clear_jobs(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1176 Manager
*m
= ASSERT_PTR(userdata
);
1181 r
= mac_selinux_access_check(message
, "reload", error
);
1185 r
= bus_verify_manage_units_async(m
, message
, error
);
1189 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
1191 manager_clear_jobs(m
);
1193 return sd_bus_reply_method_return(message
, NULL
);
1196 static int method_reset_failed(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1197 Manager
*m
= ASSERT_PTR(userdata
);
1202 r
= mac_selinux_access_check(message
, "reload", error
);
1206 r
= bus_verify_manage_units_async(m
, message
, error
);
1210 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
1212 manager_reset_failed(m
);
1214 return sd_bus_reply_method_return(message
, NULL
);
1217 static int list_units_filtered(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
, char **states
, char **patterns
) {
1218 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1219 Manager
*m
= ASSERT_PTR(userdata
);
1226 /* Anyone can call this method */
1228 r
= mac_selinux_access_check(message
, "status", error
);
1232 r
= sd_bus_message_new_method_return(message
, &reply
);
1236 r
= sd_bus_message_open_container(reply
, 'a', "(ssssssouso)");
1240 HASHMAP_FOREACH_KEY(u
, k
, m
->units
) {
1244 if (!strv_isempty(states
) &&
1245 !strv_contains(states
, unit_load_state_to_string(u
->load_state
)) &&
1246 !strv_contains(states
, unit_active_state_to_string(unit_active_state(u
))) &&
1247 !strv_contains(states
, unit_sub_state_to_string(u
)))
1250 if (!strv_isempty(patterns
) &&
1251 !strv_fnmatch_or_empty(patterns
, u
->id
, FNM_NOESCAPE
))
1254 r
= reply_unit_info(reply
, u
);
1259 r
= sd_bus_message_close_container(reply
);
1263 return sd_bus_send(NULL
, reply
, NULL
);
1266 static int method_list_units(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1267 return list_units_filtered(message
, userdata
, error
, NULL
, NULL
);
1270 static int method_list_units_filtered(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1271 _cleanup_strv_free_
char **states
= NULL
;
1274 r
= sd_bus_message_read_strv(message
, &states
);
1278 return list_units_filtered(message
, userdata
, error
, states
, NULL
);
1281 static int method_list_units_by_patterns(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1282 _cleanup_strv_free_
char **states
= NULL
;
1283 _cleanup_strv_free_
char **patterns
= NULL
;
1286 r
= sd_bus_message_read_strv(message
, &states
);
1290 r
= sd_bus_message_read_strv(message
, &patterns
);
1294 return list_units_filtered(message
, userdata
, error
, states
, patterns
);
1297 static int method_list_jobs(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1298 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1299 Manager
*m
= ASSERT_PTR(userdata
);
1305 /* Anyone can call this method */
1307 r
= mac_selinux_access_check(message
, "status", error
);
1311 r
= sd_bus_message_new_method_return(message
, &reply
);
1315 r
= sd_bus_message_open_container(reply
, 'a', "(usssoo)");
1319 HASHMAP_FOREACH(j
, m
->jobs
) {
1320 _cleanup_free_
char *unit_path
= NULL
, *job_path
= NULL
;
1322 job_path
= job_dbus_path(j
);
1326 unit_path
= unit_dbus_path(j
->unit
);
1330 r
= sd_bus_message_append(
1334 job_type_to_string(j
->type
),
1335 job_state_to_string(j
->state
),
1342 r
= sd_bus_message_close_container(reply
);
1346 return sd_bus_send(NULL
, reply
, NULL
);
1349 static int method_subscribe(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1350 Manager
*m
= ASSERT_PTR(userdata
);
1355 /* Anyone can call this method */
1357 r
= mac_selinux_access_check(message
, "status", error
);
1361 if (sd_bus_message_get_bus(message
) == m
->api_bus
) {
1363 /* Note that direct bus connection subscribe by
1364 * default, we only track peers on the API bus here */
1366 if (!m
->subscribed
) {
1367 r
= sd_bus_track_new(sd_bus_message_get_bus(message
), &m
->subscribed
, NULL
, NULL
);
1372 r
= sd_bus_track_add_sender(m
->subscribed
, message
);
1376 return sd_bus_error_set(error
, BUS_ERROR_ALREADY_SUBSCRIBED
, "Client is already subscribed.");
1379 return sd_bus_reply_method_return(message
, NULL
);
1382 static int method_unsubscribe(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1383 Manager
*m
= ASSERT_PTR(userdata
);
1388 /* Anyone can call this method */
1390 r
= mac_selinux_access_check(message
, "status", error
);
1394 if (sd_bus_message_get_bus(message
) == m
->api_bus
) {
1395 r
= sd_bus_track_remove_sender(m
->subscribed
, message
);
1399 return sd_bus_error_set(error
, BUS_ERROR_NOT_SUBSCRIBED
, "Client is not subscribed.");
1402 return sd_bus_reply_method_return(message
, NULL
);
1405 static int dump_impl(
1406 sd_bus_message
*message
,
1408 sd_bus_error
*error
,
1410 int (*reply
)(sd_bus_message
*, char *)) {
1412 _cleanup_free_
char *dump
= NULL
;
1413 Manager
*m
= ASSERT_PTR(userdata
);
1418 /* 'status' access is the bare minimum always needed for this, as the policy might straight out
1419 * forbid a client from querying any information from systemd, regardless of any rate limiting. */
1420 r
= mac_selinux_access_check(message
, "status", error
);
1424 /* Rate limit reached? Check if the caller is privileged/allowed by policy to bypass this. We
1425 * check the rate limit first to avoid the expensive roundtrip to polkit when not needed. */
1426 if (!ratelimit_below(&m
->dump_ratelimit
)) {
1427 /* We need a way for SELinux to constrain the operation when the rate limit is active, even
1428 * if polkit would allow it, but we cannot easily add new named permissions, so we need to
1429 * use an existing one. Reload/reexec are also slow but non-destructive/modifying
1430 * operations, and can cause PID1 to stall. So it seems similar enough in terms of security
1431 * considerations and impact, and thus use the same access check for dumps which, given the
1432 * large amount of data to fetch, can stall PID1 for quite some time. */
1433 r
= mac_selinux_access_check(message
, "reload", error
);
1437 r
= bus_verify_bypass_dump_ratelimit_async(m
, message
, error
);
1441 /* No authorization for now, but the async polkit stuff will call us again when it
1446 r
= manager_get_dump_string(m
, patterns
, &dump
);
1450 return reply(message
, dump
);
1453 log_warning("Dump request rejected due to rate limit on unprivileged callers, blocked for %s.",
1454 FORMAT_TIMESPAN(ratelimit_left(&m
->dump_ratelimit
), USEC_PER_SEC
));
1455 return sd_bus_error_setf(error
,
1456 SD_BUS_ERROR_LIMITS_EXCEEDED
,
1457 "Dump request rejected due to rate limit on unprivileged callers, blocked for %s.",
1458 FORMAT_TIMESPAN(ratelimit_left(&m
->dump_ratelimit
), USEC_PER_SEC
));
1461 static int reply_dump(sd_bus_message
*message
, char *dump
) {
1462 return sd_bus_reply_method_return(message
, "s", dump
);
1465 static int method_dump(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1466 return dump_impl(message
, userdata
, error
, NULL
, reply_dump
);
1469 static int reply_dump_by_fd(sd_bus_message
*message
, char *dump
) {
1470 _cleanup_close_
int fd
= -EBADF
;
1472 fd
= acquire_data_fd(dump
, strlen(dump
), 0);
1476 return sd_bus_reply_method_return(message
, "h", fd
);
1479 static int method_dump_by_fd(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1480 return dump_impl(message
, userdata
, error
, NULL
, reply_dump_by_fd
);
1483 static int dump_units_matching_patterns(
1484 sd_bus_message
*message
,
1486 sd_bus_error
*error
,
1487 int (*reply
)(sd_bus_message
*, char *)) {
1488 _cleanup_strv_free_
char **patterns
= NULL
;
1491 r
= sd_bus_message_read_strv(message
, &patterns
);
1495 return dump_impl(message
, userdata
, error
, patterns
, reply
);
1498 static int method_dump_units_matching_patterns(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1499 return dump_units_matching_patterns(message
, userdata
, error
, reply_dump
);
1502 static int method_dump_units_matching_patterns_by_fd(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1503 return dump_units_matching_patterns(message
, userdata
, error
, reply_dump_by_fd
);
1506 static int method_refuse_snapshot(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1507 return sd_bus_error_set(error
, SD_BUS_ERROR_NOT_SUPPORTED
, "Support for snapshots has been removed.");
1510 static int get_run_space(uint64_t *ret
, sd_bus_error
*error
) {
1511 struct statvfs svfs
;
1515 if (statvfs("/run/systemd", &svfs
) < 0)
1516 return sd_bus_error_set_errnof(error
, errno
, "Failed to statvfs(/run/systemd): %m");
1518 *ret
= (uint64_t) svfs
.f_bfree
* (uint64_t) svfs
.f_bsize
;
1522 static int verify_run_space(const char *message
, sd_bus_error
*error
) {
1523 uint64_t available
= 0; /* unnecessary, but used to trick out gcc's incorrect maybe-uninitialized warning */
1528 r
= get_run_space(&available
, error
);
1532 if (available
< RELOAD_DISK_SPACE_MIN
)
1533 return sd_bus_error_setf(error
,
1534 BUS_ERROR_DISK_FULL
,
1535 "%s, not enough space available on /run/systemd/. "
1536 "Currently, %s are free, but a safety buffer of %s is enforced.",
1538 FORMAT_BYTES(available
),
1539 FORMAT_BYTES(RELOAD_DISK_SPACE_MIN
));
1544 int verify_run_space_and_log(const char *message
) {
1545 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1550 r
= verify_run_space(message
, &error
);
1552 return log_error_errno(r
, "%s", bus_error_message(&error
, r
));
1557 static int verify_run_space_permissive(const char *message
, sd_bus_error
*error
) {
1558 uint64_t available
= 0; /* unnecessary, but used to trick out gcc's incorrect maybe-uninitialized warning */
1563 r
= get_run_space(&available
, error
);
1567 if (available
< RELOAD_DISK_SPACE_MIN
)
1568 log_warning("Dangerously low amount of free space on /run/systemd/, %s.\n"
1569 "Currently, %s are free, but %s are suggested. Proceeding anyway.",
1571 FORMAT_BYTES(available
),
1572 FORMAT_BYTES(RELOAD_DISK_SPACE_MIN
));
1577 static void log_caller(sd_bus_message
*message
, Manager
*manager
, const char *method
) {
1578 _cleanup_(sd_bus_creds_unrefp
) sd_bus_creds
*creds
= NULL
;
1579 const char *comm
= NULL
;
1587 if (sd_bus_query_sender_creds(message
, SD_BUS_CREDS_PID
|SD_BUS_CREDS_AUGMENT
|SD_BUS_CREDS_COMM
, &creds
) < 0)
1590 /* We need at least the PID, otherwise there's nothing to log, the rest is optional */
1591 if (sd_bus_creds_get_pid(creds
, &pid
) < 0)
1594 (void) sd_bus_creds_get_comm(creds
, &comm
);
1595 caller
= manager_get_unit_by_pid(manager
, pid
);
1597 log_info("%s requested from client PID " PID_FMT
"%s%s%s%s%s%s...",
1599 comm
? " ('" : "", strempty(comm
), comm
? "')" : "",
1600 caller
? " (unit " : "", caller
? caller
->id
: "", caller
? ")" : "");
1603 static int method_reload(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1604 Manager
*m
= ASSERT_PTR(userdata
);
1609 r
= verify_run_space("Refusing to reload", error
);
1613 r
= mac_selinux_access_check(message
, "reload", error
);
1617 r
= bus_verify_reload_daemon_async(m
, message
, error
);
1621 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
1623 /* Write a log message noting the unit or process who requested the Reload() */
1624 log_caller(message
, m
, "Reloading");
1626 /* Check the rate limit after the authorization succeeds, to avoid denial-of-service issues. */
1627 if (!ratelimit_below(&m
->reload_ratelimit
)) {
1628 log_warning("Reloading request rejected due to rate limit.");
1629 return sd_bus_error_setf(error
,
1630 SD_BUS_ERROR_LIMITS_EXCEEDED
,
1631 "Reload() request rejected due to rate limit.");
1634 /* Instead of sending the reply back right away, we just
1635 * remember that we need to and then send it after the reload
1636 * is finished. That way the caller knows when the reload
1639 assert(!m
->pending_reload_message
);
1640 r
= sd_bus_message_new_method_return(message
, &m
->pending_reload_message
);
1644 m
->objective
= MANAGER_RELOAD
;
1649 static int method_reexecute(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1650 Manager
*m
= ASSERT_PTR(userdata
);
1655 r
= verify_run_space("Refusing to reexecute", error
);
1659 r
= mac_selinux_access_check(message
, "reload", error
);
1663 r
= bus_verify_reload_daemon_async(m
, message
, error
);
1667 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
1669 /* Write a log message noting the unit or process who requested the Reexecute() */
1670 log_caller(message
, m
, "Reexecuting");
1672 /* We don't send a reply back here, the client should
1673 * just wait for us disconnecting. */
1675 m
->objective
= MANAGER_REEXECUTE
;
1679 static int method_exit(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1680 Manager
*m
= ASSERT_PTR(userdata
);
1685 r
= mac_selinux_access_check(message
, "halt", error
);
1689 /* Exit() (in contrast to SetExitCode()) is actually allowed even if
1690 * we are running on the host. It will fall back on reboot() in
1691 * systemd-shutdown if it cannot do the exit() because it isn't a
1694 m
->objective
= MANAGER_EXIT
;
1696 return sd_bus_reply_method_return(message
, NULL
);
1699 static int method_reboot(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1700 Manager
*m
= ASSERT_PTR(userdata
);
1705 r
= mac_selinux_access_check(message
, "reboot", error
);
1709 if (!MANAGER_IS_SYSTEM(m
))
1710 return sd_bus_error_setf(error
, SD_BUS_ERROR_NOT_SUPPORTED
,
1711 "Reboot is only supported for system managers.");
1713 m
->objective
= MANAGER_REBOOT
;
1715 return sd_bus_reply_method_return(message
, NULL
);
1718 static int method_soft_reboot(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1719 _cleanup_free_
char *rt
= NULL
;
1720 Manager
*m
= ASSERT_PTR(userdata
);
1726 r
= verify_run_space_permissive("soft reboot may fail", error
);
1730 r
= mac_selinux_access_check(message
, "reboot", error
);
1734 r
= sd_bus_message_read(message
, "s", &root
);
1738 if (!isempty(root
)) {
1739 if (!path_is_valid(root
))
1740 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1741 "New root directory '%s' must be a valid path.", root
);
1742 if (!path_is_absolute(root
))
1743 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1744 "New root directory path '%s' is not absolute.", root
);
1751 free_and_replace(m
->switch_root
, rt
);
1752 m
->objective
= MANAGER_SOFT_REBOOT
;
1754 return sd_bus_reply_method_return(message
, NULL
);
1757 static int method_poweroff(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1758 Manager
*m
= ASSERT_PTR(userdata
);
1763 r
= mac_selinux_access_check(message
, "halt", error
);
1767 if (!MANAGER_IS_SYSTEM(m
))
1768 return sd_bus_error_setf(error
, SD_BUS_ERROR_NOT_SUPPORTED
,
1769 "Powering off is only supported for system managers.");
1771 m
->objective
= MANAGER_POWEROFF
;
1773 return sd_bus_reply_method_return(message
, NULL
);
1776 static int method_halt(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1777 Manager
*m
= ASSERT_PTR(userdata
);
1782 r
= mac_selinux_access_check(message
, "halt", error
);
1786 if (!MANAGER_IS_SYSTEM(m
))
1787 return sd_bus_error_setf(error
, SD_BUS_ERROR_NOT_SUPPORTED
,
1788 "Halt is only supported for system managers.");
1790 m
->objective
= MANAGER_HALT
;
1792 return sd_bus_reply_method_return(message
, NULL
);
1795 static int method_kexec(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1796 Manager
*m
= ASSERT_PTR(userdata
);
1801 r
= mac_selinux_access_check(message
, "reboot", error
);
1805 if (!MANAGER_IS_SYSTEM(m
))
1806 return sd_bus_error_setf(error
, SD_BUS_ERROR_NOT_SUPPORTED
,
1807 "KExec is only supported for system managers.");
1809 m
->objective
= MANAGER_KEXEC
;
1811 return sd_bus_reply_method_return(message
, NULL
);
1814 static int method_switch_root(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1815 _cleanup_free_
char *ri
= NULL
, *rt
= NULL
;
1816 Manager
*m
= ASSERT_PTR(userdata
);
1817 const char *root
, *init
;
1822 r
= verify_run_space_permissive("root switching may fail", error
);
1826 r
= mac_selinux_access_check(message
, "reboot", error
);
1830 if (!MANAGER_IS_SYSTEM(m
))
1831 return sd_bus_error_setf(error
, SD_BUS_ERROR_NOT_SUPPORTED
,
1832 "Root switching is only supported by system manager.");
1834 r
= sd_bus_message_read(message
, "ss", &root
, &init
);
1839 /* If path is not specified, default to "/sysroot" which is what we generally expect initrds
1843 if (!path_is_valid(root
))
1844 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1845 "New root directory must be a valid path.");
1847 if (!path_is_absolute(root
))
1848 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1849 "New root path '%s' is not absolute.", root
);
1851 r
= path_is_root(root
);
1853 return sd_bus_error_set_errnof(error
, r
,
1854 "Failed to check if new root directory '%s' is the same as old root: %m",
1857 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1858 "New root directory cannot be the old root directory.");
1863 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1864 "Not in initrd, refusing switch-root operation.");
1866 r
= path_is_os_tree(root
);
1868 return sd_bus_error_set_errnof(error
, r
,
1869 "Failed to determine whether root path '%s' contains an OS tree: %m",
1872 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1873 "Specified switch root path '%s' does not seem to be an OS tree. os-release file is missing.",
1876 if (!isempty(init
)) {
1877 if (!path_is_valid(init
))
1878 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1879 "Path to init binary '%s' is not a valid path.", init
);
1881 if (!path_is_absolute(init
))
1882 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1883 "Path to init binary '%s' not absolute.", init
);
1885 r
= chase_and_access(init
, root
, CHASE_PREFIX_ROOT
, X_OK
, NULL
);
1887 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1888 "Init binary %s is not executable.", init
);
1890 return sd_bus_error_set_errnof(error
, r
,
1891 "Could not resolve init executable %s: %m", init
);
1898 if (!isempty(init
)) {
1904 free_and_replace(m
->switch_root
, rt
);
1905 free_and_replace(m
->switch_root_init
, ri
);
1907 m
->objective
= MANAGER_SWITCH_ROOT
;
1909 return sd_bus_reply_method_return(message
, NULL
);
1912 static int method_set_environment(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1913 _cleanup_strv_free_
char **plus
= NULL
;
1914 Manager
*m
= ASSERT_PTR(userdata
);
1919 r
= mac_selinux_access_check(message
, "reload", error
);
1923 r
= sd_bus_message_read_strv(message
, &plus
);
1926 if (!strv_env_is_valid(plus
))
1927 return sd_bus_error_set(error
, SD_BUS_ERROR_INVALID_ARGS
, "Invalid environment assignments");
1929 r
= bus_verify_set_environment_async(m
, message
, error
);
1933 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
1935 r
= manager_client_environment_modify(m
, NULL
, plus
);
1939 return sd_bus_reply_method_return(message
, NULL
);
1942 static int method_unset_environment(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1943 _cleanup_strv_free_
char **minus
= NULL
;
1944 Manager
*m
= ASSERT_PTR(userdata
);
1949 r
= mac_selinux_access_check(message
, "reload", error
);
1953 r
= sd_bus_message_read_strv(message
, &minus
);
1957 if (!strv_env_name_or_assignment_is_valid(minus
))
1958 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1959 "Invalid environment variable names or assignments");
1961 r
= bus_verify_set_environment_async(m
, message
, error
);
1965 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
1967 r
= manager_client_environment_modify(m
, minus
, NULL
);
1971 return sd_bus_reply_method_return(message
, NULL
);
1974 static int method_unset_and_set_environment(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
1975 _cleanup_strv_free_
char **minus
= NULL
, **plus
= NULL
;
1976 Manager
*m
= ASSERT_PTR(userdata
);
1981 r
= mac_selinux_access_check(message
, "reload", error
);
1985 r
= sd_bus_message_read_strv(message
, &minus
);
1989 r
= sd_bus_message_read_strv(message
, &plus
);
1993 if (!strv_env_name_or_assignment_is_valid(minus
))
1994 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1995 "Invalid environment variable names or assignments");
1996 if (!strv_env_is_valid(plus
))
1997 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
1998 "Invalid environment assignments");
2000 r
= bus_verify_set_environment_async(m
, message
, error
);
2004 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2006 r
= manager_client_environment_modify(m
, minus
, plus
);
2010 return sd_bus_reply_method_return(message
, NULL
);
2013 static int method_set_exit_code(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2014 Manager
*m
= ASSERT_PTR(userdata
);
2020 r
= mac_selinux_access_check(message
, "exit", error
);
2024 r
= sd_bus_message_read_basic(message
, 'y', &code
);
2028 m
->return_value
= code
;
2030 return sd_bus_reply_method_return(message
, NULL
);
2033 static int method_lookup_dynamic_user_by_name(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2034 Manager
*m
= ASSERT_PTR(userdata
);
2041 r
= sd_bus_message_read_basic(message
, 's', &name
);
2045 if (!MANAGER_IS_SYSTEM(m
))
2046 return sd_bus_error_setf(error
, SD_BUS_ERROR_NOT_SUPPORTED
,
2047 "Dynamic users are only supported in the system instance.");
2048 if (!valid_user_group_name(name
, VALID_USER_RELAX
))
2049 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
2050 "User name invalid: %s", name
);
2052 r
= dynamic_user_lookup_name(m
, name
, &uid
);
2054 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_DYNAMIC_USER
,
2055 "Dynamic user %s does not exist.", name
);
2059 return sd_bus_reply_method_return(message
, "u", (uint32_t) uid
);
2062 static int method_lookup_dynamic_user_by_uid(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2063 _cleanup_free_
char *name
= NULL
;
2064 Manager
*m
= ASSERT_PTR(userdata
);
2070 assert_cc(sizeof(uid_t
) == sizeof(uint32_t));
2071 r
= sd_bus_message_read_basic(message
, 'u', &uid
);
2075 if (!MANAGER_IS_SYSTEM(m
))
2076 return sd_bus_error_setf(error
, SD_BUS_ERROR_NOT_SUPPORTED
,
2077 "Dynamic users are only supported in the system instance.");
2078 if (!uid_is_valid(uid
))
2079 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
2080 "User ID invalid: " UID_FMT
, uid
);
2082 r
= dynamic_user_lookup_uid(m
, uid
, &name
);
2084 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_DYNAMIC_USER
,
2085 "Dynamic user ID " UID_FMT
" does not exist.", uid
);
2089 return sd_bus_reply_method_return(message
, "s", name
);
2092 static int method_get_dynamic_users(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2093 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2094 Manager
*m
= ASSERT_PTR(userdata
);
2100 assert_cc(sizeof(uid_t
) == sizeof(uint32_t));
2102 if (!MANAGER_IS_SYSTEM(m
))
2103 return sd_bus_error_setf(error
, SD_BUS_ERROR_NOT_SUPPORTED
,
2104 "Dynamic users are only supported in the system instance.");
2106 r
= sd_bus_message_new_method_return(message
, &reply
);
2110 r
= sd_bus_message_open_container(reply
, 'a', "(us)");
2114 HASHMAP_FOREACH(d
, m
->dynamic_users
) {
2117 r
= dynamic_user_current(d
, &uid
);
2118 if (r
== -EAGAIN
) /* not realized yet? */
2121 return sd_bus_error_setf(error
, SD_BUS_ERROR_FAILED
,
2122 "Failed to look up a dynamic user.");
2124 r
= sd_bus_message_append(reply
, "(us)", uid
, d
->name
);
2129 r
= sd_bus_message_close_container(reply
);
2133 return sd_bus_send(NULL
, reply
, NULL
);
2136 static int method_enqueue_marked_jobs(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2137 Manager
*m
= ASSERT_PTR(userdata
);
2142 r
= mac_selinux_access_check(message
, "start", error
);
2146 r
= bus_verify_manage_units_async(m
, message
, error
);
2150 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2152 log_info("Queuing reload/restart jobs for marked units%s", special_glyph(SPECIAL_GLYPH_ELLIPSIS
));
2154 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2155 r
= sd_bus_message_new_method_return(message
, &reply
);
2159 r
= sd_bus_message_open_container(reply
, 'a', "o");
2166 HASHMAP_FOREACH_KEY(u
, k
, m
->units
) {
2167 /* ignore aliases */
2171 BusUnitQueueFlags flags
;
2172 if (FLAGS_SET(u
->markers
, 1u << UNIT_MARKER_NEEDS_RESTART
))
2174 else if (FLAGS_SET(u
->markers
, 1u << UNIT_MARKER_NEEDS_RELOAD
))
2175 flags
= BUS_UNIT_QUEUE_RELOAD_IF_POSSIBLE
;
2179 r
= mac_selinux_unit_access_check(u
, message
, "start", error
);
2181 r
= bus_unit_queue_job_one(message
, u
,
2182 JOB_TRY_RESTART
, JOB_FAIL
, flags
,
2184 if (ERRNO_IS_NEG_RESOURCE(r
))
2189 sd_bus_error_free(error
);
2194 return sd_bus_error_set_errnof(error
, ret
,
2195 "Failed to enqueue some jobs, see logs for details: %m");
2197 r
= sd_bus_message_close_container(reply
);
2201 return sd_bus_send(NULL
, reply
, NULL
);
2204 static int list_unit_files_by_patterns(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
, char **states
, char **patterns
) {
2205 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2206 Manager
*m
= ASSERT_PTR(userdata
);
2208 _cleanup_hashmap_free_ Hashmap
*h
= NULL
;
2213 /* Anyone can call this method */
2215 r
= mac_selinux_access_check(message
, "status", error
);
2219 r
= sd_bus_message_new_method_return(message
, &reply
);
2223 h
= hashmap_new(&unit_file_list_hash_ops_free
);
2227 r
= unit_file_get_list(m
->runtime_scope
, NULL
, h
, states
, patterns
);
2231 r
= sd_bus_message_open_container(reply
, 'a', "(ss)");
2235 HASHMAP_FOREACH(item
, h
) {
2237 r
= sd_bus_message_append(reply
, "(ss)", item
->path
, unit_file_state_to_string(item
->state
));
2242 r
= sd_bus_message_close_container(reply
);
2246 return sd_bus_send(NULL
, reply
, NULL
);
2249 static int method_list_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2250 return list_unit_files_by_patterns(message
, userdata
, error
, NULL
, NULL
);
2253 static int method_list_unit_files_by_patterns(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2254 _cleanup_strv_free_
char **states
= NULL
;
2255 _cleanup_strv_free_
char **patterns
= NULL
;
2258 r
= sd_bus_message_read_strv(message
, &states
);
2262 r
= sd_bus_message_read_strv(message
, &patterns
);
2266 return list_unit_files_by_patterns(message
, userdata
, error
, states
, patterns
);
2269 static int method_get_unit_file_state(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2270 Manager
*m
= ASSERT_PTR(userdata
);
2272 UnitFileState state
;
2277 /* Anyone can call this method */
2279 r
= mac_selinux_access_check(message
, "status", error
);
2283 r
= sd_bus_message_read(message
, "s", &name
);
2287 r
= unit_file_get_state(m
->runtime_scope
, NULL
, name
, &state
);
2291 return sd_bus_reply_method_return(message
, "s", unit_file_state_to_string(state
));
2294 static int method_get_default_target(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2295 _cleanup_free_
char *default_target
= NULL
;
2296 Manager
*m
= ASSERT_PTR(userdata
);
2301 /* Anyone can call this method */
2303 r
= mac_selinux_access_check(message
, "status", error
);
2307 r
= unit_file_get_default(m
->runtime_scope
, NULL
, &default_target
);
2309 sd_bus_error_setf(error
, BUS_ERROR_UNIT_MASKED
, "Unit file is masked.");
2313 return sd_bus_reply_method_return(message
, "s", default_target
);
2316 static int send_unit_files_changed(sd_bus
*bus
, void *userdata
) {
2317 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*message
= NULL
;
2322 r
= sd_bus_message_new_signal(bus
, &message
,
2323 "/org/freedesktop/systemd1",
2324 "org.freedesktop.systemd1.Manager",
2325 "UnitFilesChanged");
2329 return sd_bus_send(bus
, message
, NULL
);
2332 /* Create an error reply, using the error information from changes[]
2333 * if possible, and fall back to generating an error from error code c.
2334 * The error message only describes the first error.
2336 static int install_error(
2337 sd_bus_error
*error
,
2339 InstallChange
*changes
,
2342 CLEANUP_ARRAY(changes
, n_changes
, install_changes_free
);
2344 for (size_t i
= 0; i
< n_changes
; i
++)
2346 /* When making changes here, make sure to also change install_changes_dump() in install.c. */
2348 switch (changes
[i
].type
) {
2349 case 0 ... _INSTALL_CHANGE_TYPE_MAX
: /* not errors */
2353 if (changes
[i
].source
)
2354 return sd_bus_error_setf(error
, BUS_ERROR_UNIT_EXISTS
,
2355 "File %s already exists and is a symlink to %s.",
2356 changes
[i
].path
, changes
[i
].source
);
2357 return sd_bus_error_setf(error
, BUS_ERROR_UNIT_EXISTS
,
2358 "File %s already exists.",
2362 return sd_bus_error_setf(error
, BUS_ERROR_UNIT_MASKED
,
2363 "Unit file %s is masked.", changes
[i
].path
);
2365 case -EADDRNOTAVAIL
:
2366 return sd_bus_error_setf(error
, BUS_ERROR_UNIT_GENERATED
,
2367 "Unit %s is transient or generated.", changes
[i
].path
);
2370 return sd_bus_error_setf(error
, BUS_ERROR_UNIT_BAD_PATH
,
2371 "File %s is under the systemd unit hierarchy already.", changes
[i
].path
);
2374 return sd_bus_error_setf(error
, BUS_ERROR_BAD_UNIT_SETTING
,
2375 "Invalid specifier in %s.", changes
[i
].path
);
2378 return sd_bus_error_setf(error
, BUS_ERROR_BAD_UNIT_SETTING
,
2379 "Destination unit %s is a non-template unit.", changes
[i
].path
);
2382 return sd_bus_error_setf(error
, BUS_ERROR_BAD_UNIT_SETTING
,
2383 "\"%s\" is not a valid unit name.",
2387 return sd_bus_error_setf(error
, BUS_ERROR_UNIT_LINKED
,
2388 "Refusing to operate on alias name or linked unit file: %s",
2392 if (changes
[i
].source
)
2393 return sd_bus_error_setf(error
, BUS_ERROR_BAD_UNIT_SETTING
,
2394 "Cannot alias %s as %s.",
2395 changes
[i
].source
, changes
[i
].path
);
2396 return sd_bus_error_setf(error
, BUS_ERROR_BAD_UNIT_SETTING
,
2397 "Invalid unit reference %s.", changes
[i
].path
);
2400 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_UNIT
,
2401 "Unit file %s does not exist.", changes
[i
].path
);
2404 return sd_bus_error_setf(error
, BUS_ERROR_BAD_UNIT_SETTING
,
2405 "Cannot resolve specifiers in %s.", changes
[i
].path
);
2408 assert(changes
[i
].type
< 0); /* other errors */
2409 return sd_bus_error_set_errnof(error
, changes
[i
].type
, "File %s: %m", changes
[i
].path
);
2412 return c
< 0 ? c
: -EINVAL
;
2415 static int reply_install_changes_and_free(
2417 sd_bus_message
*message
,
2418 int carries_install_info
,
2419 InstallChange
*changes
,
2421 sd_bus_error
*error
) {
2423 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2424 bool bad
= false, good
= false;
2427 CLEANUP_ARRAY(changes
, n_changes
, install_changes_free
);
2429 if (install_changes_have_modification(changes
, n_changes
)) {
2430 r
= bus_foreach_bus(m
, NULL
, send_unit_files_changed
, NULL
);
2432 log_debug_errno(r
, "Failed to send UnitFilesChanged signal: %m");
2435 r
= sd_bus_message_new_method_return(message
, &reply
);
2439 if (carries_install_info
>= 0) {
2440 r
= sd_bus_message_append(reply
, "b", carries_install_info
);
2445 r
= sd_bus_message_open_container(reply
, 'a', "(sss)");
2449 for (size_t i
= 0; i
< n_changes
; i
++) {
2451 if (changes
[i
].type
< 0) {
2456 r
= sd_bus_message_append(
2458 install_change_type_to_string(changes
[i
].type
),
2467 /* If there was a failed change, and no successful change, then return the first failure as proper
2468 * method call error. */
2470 return install_error(error
, 0, TAKE_PTR(changes
), n_changes
);
2472 r
= sd_bus_message_close_container(reply
);
2476 return sd_bus_send(NULL
, reply
, NULL
);
2479 static int method_enable_unit_files_generic(
2480 sd_bus_message
*message
,
2482 int (*call
)(RuntimeScope scope
, UnitFileFlags flags
, const char *root_dir
, char *files
[], InstallChange
**changes
, size_t *n_changes
),
2483 bool carries_install_info
,
2484 sd_bus_error
*error
) {
2486 _cleanup_strv_free_
char **l
= NULL
;
2487 InstallChange
*changes
= NULL
;
2488 size_t n_changes
= 0;
2489 UnitFileFlags flags
;
2495 r
= sd_bus_message_read_strv(message
, &l
);
2499 if (sd_bus_message_is_method_call(message
, NULL
, "EnableUnitFilesWithFlags")) {
2502 r
= sd_bus_message_read(message
, "t", &raw_flags
);
2505 if ((raw_flags
& ~_UNIT_FILE_FLAGS_MASK_PUBLIC
) != 0)
2511 r
= sd_bus_message_read(message
, "bb", &runtime
, &force
);
2514 flags
= unit_file_bools_to_flags(runtime
, force
);
2517 r
= bus_verify_manage_unit_files_async(m
, message
, error
);
2521 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2523 r
= call(m
->runtime_scope
, flags
, NULL
, l
, &changes
, &n_changes
);
2524 m
->unit_file_state_outdated
= m
->unit_file_state_outdated
|| n_changes
> 0; /* See comments for this variable in manager.h */
2526 return install_error(error
, r
, changes
, n_changes
);
2528 return reply_install_changes_and_free(m
, message
, carries_install_info
? r
: -1, changes
, n_changes
, error
);
2531 static int method_enable_unit_files_with_flags(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2532 return method_enable_unit_files_generic(message
, userdata
, unit_file_enable
, /* carries_install_info = */ true, error
);
2535 static int method_enable_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2536 return method_enable_unit_files_generic(message
, userdata
, unit_file_enable
, /* carries_install_info = */ true, error
);
2539 static int method_reenable_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2540 return method_enable_unit_files_generic(message
, userdata
, unit_file_reenable
, /* carries_install_info = */ true, error
);
2543 static int method_link_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2544 return method_enable_unit_files_generic(message
, userdata
, unit_file_link
, /* carries_install_info = */ false, error
);
2547 static int unit_file_preset_without_mode(RuntimeScope scope
, UnitFileFlags flags
, const char *root_dir
, char **files
, InstallChange
**changes
, size_t *n_changes
) {
2548 return unit_file_preset(scope
, flags
, root_dir
, files
, UNIT_FILE_PRESET_FULL
, changes
, n_changes
);
2551 static int method_preset_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2552 return method_enable_unit_files_generic(message
, userdata
, unit_file_preset_without_mode
, /* carries_install_info = */ true, error
);
2555 static int method_mask_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2556 return method_enable_unit_files_generic(message
, userdata
, unit_file_mask
, /* carries_install_info = */ false, error
);
2559 static int method_preset_unit_files_with_mode(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2561 _cleanup_strv_free_
char **l
= NULL
;
2562 InstallChange
*changes
= NULL
;
2563 size_t n_changes
= 0;
2564 Manager
*m
= ASSERT_PTR(userdata
);
2565 UnitFilePresetMode preset_mode
;
2566 int runtime
, force
, r
;
2567 UnitFileFlags flags
;
2572 r
= sd_bus_message_read_strv(message
, &l
);
2576 r
= sd_bus_message_read(message
, "sbb", &mode
, &runtime
, &force
);
2580 flags
= unit_file_bools_to_flags(runtime
, force
);
2583 preset_mode
= UNIT_FILE_PRESET_FULL
;
2585 preset_mode
= unit_file_preset_mode_from_string(mode
);
2586 if (preset_mode
< 0)
2590 r
= bus_verify_manage_unit_files_async(m
, message
, error
);
2594 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2596 r
= unit_file_preset(m
->runtime_scope
, flags
, NULL
, l
, preset_mode
, &changes
, &n_changes
);
2597 m
->unit_file_state_outdated
= m
->unit_file_state_outdated
|| n_changes
> 0; /* See comments for this variable in manager.h */
2599 return install_error(error
, r
, changes
, n_changes
);
2601 return reply_install_changes_and_free(m
, message
, r
, changes
, n_changes
, error
);
2604 static int method_disable_unit_files_generic(
2605 sd_bus_message
*message
,
2607 int (*call
)(RuntimeScope scope
, UnitFileFlags flags
, const char *root_dir
, char *files
[], InstallChange
**changes
, size_t *n_changes
),
2608 bool carries_install_info
,
2609 sd_bus_error
*error
) {
2611 _cleanup_strv_free_
char **l
= NULL
;
2612 InstallChange
*changes
= NULL
;
2613 UnitFileFlags flags
;
2614 size_t n_changes
= 0;
2620 r
= sd_bus_message_read_strv(message
, &l
);
2624 if (sd_bus_message_is_method_call(message
, NULL
, "DisableUnitFilesWithFlags") ||
2625 sd_bus_message_is_method_call(message
, NULL
, "DisableUnitFilesWithFlagsAndInstallInfo")) {
2628 r
= sd_bus_message_read(message
, "t", &raw_flags
);
2631 if ((raw_flags
& ~_UNIT_FILE_FLAGS_MASK_PUBLIC
) != 0 ||
2632 FLAGS_SET(raw_flags
, UNIT_FILE_FORCE
))
2638 r
= sd_bus_message_read(message
, "b", &runtime
);
2641 flags
= unit_file_bools_to_flags(runtime
, false);
2644 r
= bus_verify_manage_unit_files_async(m
, message
, error
);
2648 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2650 r
= call(m
->runtime_scope
, flags
, NULL
, l
, &changes
, &n_changes
);
2651 m
->unit_file_state_outdated
= m
->unit_file_state_outdated
|| n_changes
> 0; /* See comments for this variable in manager.h */
2653 return install_error(error
, r
, changes
, n_changes
);
2655 return reply_install_changes_and_free(m
, message
, carries_install_info
? r
: -1, changes
, n_changes
, error
);
2658 static int method_disable_unit_files_with_flags(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2659 return method_disable_unit_files_generic(message
, userdata
, unit_file_disable
, /* carries_install_info = */ false, error
);
2662 static int method_disable_unit_files_with_flags_and_install_info(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2663 return method_disable_unit_files_generic(message
, userdata
, unit_file_disable
, /* carries_install_info = */ true, error
);
2666 static int method_disable_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2667 return method_disable_unit_files_generic(message
, userdata
, unit_file_disable
, /* carries_install_info = */ false, error
);
2670 static int method_unmask_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2671 return method_disable_unit_files_generic(message
, userdata
, unit_file_unmask
, /* carries_install_info = */ false, error
);
2674 static int method_revert_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2675 _cleanup_strv_free_
char **l
= NULL
;
2676 InstallChange
*changes
= NULL
;
2677 size_t n_changes
= 0;
2678 Manager
*m
= ASSERT_PTR(userdata
);
2683 r
= sd_bus_message_read_strv(message
, &l
);
2687 r
= bus_verify_manage_unit_files_async(m
, message
, error
);
2691 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2693 r
= unit_file_revert(m
->runtime_scope
, NULL
, l
, &changes
, &n_changes
);
2694 m
->unit_file_state_outdated
= m
->unit_file_state_outdated
|| n_changes
> 0; /* See comments for this variable in manager.h */
2696 return install_error(error
, r
, changes
, n_changes
);
2698 return reply_install_changes_and_free(m
, message
, -1, changes
, n_changes
, error
);
2701 static int method_set_default_target(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2702 InstallChange
*changes
= NULL
;
2703 size_t n_changes
= 0;
2704 Manager
*m
= ASSERT_PTR(userdata
);
2710 r
= mac_selinux_access_check(message
, "enable", error
);
2714 r
= sd_bus_message_read(message
, "sb", &name
, &force
);
2718 r
= bus_verify_manage_unit_files_async(m
, message
, error
);
2722 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2724 r
= unit_file_set_default(m
->runtime_scope
, force
? UNIT_FILE_FORCE
: 0, NULL
, name
, &changes
, &n_changes
);
2726 return install_error(error
, r
, changes
, n_changes
);
2728 return reply_install_changes_and_free(m
, message
, -1, changes
, n_changes
, error
);
2731 static int method_preset_all_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2732 InstallChange
*changes
= NULL
;
2733 size_t n_changes
= 0;
2734 Manager
*m
= ASSERT_PTR(userdata
);
2735 UnitFilePresetMode preset_mode
;
2737 UnitFileFlags flags
;
2738 int force
, runtime
, r
;
2742 r
= mac_selinux_access_check(message
, "enable", error
);
2746 r
= sd_bus_message_read(message
, "sbb", &mode
, &runtime
, &force
);
2750 flags
= unit_file_bools_to_flags(runtime
, force
);
2753 preset_mode
= UNIT_FILE_PRESET_FULL
;
2755 preset_mode
= unit_file_preset_mode_from_string(mode
);
2756 if (preset_mode
< 0)
2760 r
= bus_verify_manage_unit_files_async(m
, message
, error
);
2764 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2766 r
= unit_file_preset_all(m
->runtime_scope
, flags
, NULL
, preset_mode
, &changes
, &n_changes
);
2767 m
->unit_file_state_outdated
= m
->unit_file_state_outdated
|| n_changes
> 0; /* See comments for this variable in manager.h */
2769 return install_error(error
, r
, changes
, n_changes
);
2771 return reply_install_changes_and_free(m
, message
, -1, changes
, n_changes
, error
);
2774 static int method_add_dependency_unit_files(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2775 _cleanup_strv_free_
char **l
= NULL
;
2776 Manager
*m
= ASSERT_PTR(userdata
);
2777 InstallChange
*changes
= NULL
;
2778 size_t n_changes
= 0;
2779 int runtime
, force
, r
;
2780 char *target
, *type
;
2782 UnitFileFlags flags
;
2786 r
= bus_verify_manage_unit_files_async(m
, message
, error
);
2790 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2792 r
= sd_bus_message_read_strv(message
, &l
);
2796 r
= sd_bus_message_read(message
, "ssbb", &target
, &type
, &runtime
, &force
);
2800 flags
= unit_file_bools_to_flags(runtime
, force
);
2802 dep
= unit_dependency_from_string(type
);
2806 r
= unit_file_add_dependency(m
->runtime_scope
, flags
, NULL
, l
, target
, dep
, &changes
, &n_changes
);
2807 m
->unit_file_state_outdated
= m
->unit_file_state_outdated
|| n_changes
> 0; /* See comments for this variable in manager.h */
2809 return install_error(error
, r
, changes
, n_changes
);
2811 return reply_install_changes_and_free(m
, message
, -1, changes
, n_changes
, error
);
2814 static int method_get_unit_file_links(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2815 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
2816 Manager
*m
= ASSERT_PTR(userdata
);
2817 InstallChange
*changes
= NULL
;
2818 size_t n_changes
= 0, i
;
2822 CLEANUP_ARRAY(changes
, n_changes
, install_changes_free
);
2824 r
= sd_bus_message_read(message
, "sb", &name
, &runtime
);
2828 r
= sd_bus_message_new_method_return(message
, &reply
);
2832 r
= sd_bus_message_open_container(reply
, SD_BUS_TYPE_ARRAY
, "s");
2836 r
= unit_file_disable(m
->runtime_scope
,
2837 UNIT_FILE_DRY_RUN
| (runtime
? UNIT_FILE_RUNTIME
: 0),
2838 NULL
, STRV_MAKE(name
), &changes
, &n_changes
);
2840 return log_error_errno(r
, "Failed to get file links for %s: %m", name
);
2842 for (i
= 0; i
< n_changes
; i
++)
2843 if (changes
[i
].type
== INSTALL_CHANGE_UNLINK
) {
2844 r
= sd_bus_message_append(reply
, "s", changes
[i
].path
);
2849 r
= sd_bus_message_close_container(reply
);
2853 return sd_bus_send(NULL
, reply
, NULL
);
2856 static int method_get_job_waiting(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2857 Manager
*m
= ASSERT_PTR(userdata
);
2864 r
= sd_bus_message_read(message
, "u", &id
);
2868 j
= manager_get_job(m
, id
);
2870 return sd_bus_error_setf(error
, BUS_ERROR_NO_SUCH_JOB
, "Job %u does not exist.", (unsigned) id
);
2872 return bus_job_method_get_waiting_jobs(message
, j
, error
);
2875 static int method_abandon_scope(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2876 Manager
*m
= ASSERT_PTR(userdata
);
2883 r
= sd_bus_message_read(message
, "s", &name
);
2887 r
= bus_get_unit_by_name(m
, message
, name
, &u
, error
);
2891 if (u
->type
!= UNIT_SCOPE
)
2892 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
2893 "Unit '%s' is not a scope unit, refusing.", name
);
2895 return bus_scope_method_abandon(message
, u
, error
);
2898 static int method_set_show_status(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2899 Manager
*m
= ASSERT_PTR(userdata
);
2900 ShowStatus mode
= _SHOW_STATUS_INVALID
;
2906 r
= mac_selinux_access_check(message
, "reload", error
);
2910 r
= bus_verify_set_environment_async(m
, message
, error
);
2914 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
2916 r
= sd_bus_message_read(message
, "s", &t
);
2921 mode
= show_status_from_string(t
);
2923 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
2924 "Invalid show status '%s'", t
);
2927 manager_override_show_status(m
, mode
, "bus");
2929 return sd_bus_reply_method_return(message
, NULL
);
2932 static int method_dump_unit_descriptor_store(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
2933 return method_generic_unit_operation(message
, userdata
, error
, bus_service_method_dump_file_descriptor_store
, 0);
2936 static int aux_scope_from_message(Manager
*m
, sd_bus_message
*message
, Unit
**ret_scope
, sd_bus_error
*error
) {
2937 _cleanup_(sd_bus_creds_unrefp
) sd_bus_creds
*creds
= NULL
;
2938 _cleanup_free_ PidRef
*pidrefs
= NULL
;
2950 r
= sd_bus_query_sender_creds(message
, SD_BUS_CREDS_PID
, &creds
);
2954 r
= sd_bus_creds_get_pid(creds
, &pid
);
2958 from
= manager_get_unit_by_pid(m
, pid
);
2960 return sd_bus_error_set(error
, BUS_ERROR_NO_SUCH_UNIT
, "Client not member of any unit.");
2962 if (!IN_SET(from
->type
, UNIT_SERVICE
, UNIT_SCOPE
))
2963 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
2964 "Starting auxiliary scope is supported only for service and scope units, refusing.");
2966 if (!unit_name_is_valid(from
->id
, UNIT_NAME_PLAIN
))
2967 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
2968 "Auxiliary scope can be started only for non-template service units and scope units, refusing.");
2970 r
= sd_bus_message_read(message
, "s", &name
);
2974 if (!unit_name_is_valid(name
, UNIT_NAME_PLAIN
))
2975 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
2976 "Invalid name \"%s\" for auxiliary scope.", name
);
2978 if (unit_name_to_type(name
) != UNIT_SCOPE
)
2979 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
,
2980 "Name \"%s\" of auxiliary scope doesn't have .scope suffix.", name
);
2982 main_pid
= unit_main_pid(from
);
2984 r
= sd_bus_message_enter_container(message
, 'a', "h");
2989 _cleanup_(pidref_done
) PidRef p
= PIDREF_NULL
;
2993 r
= sd_bus_message_read(message
, "h", &fd
);
2999 r
= pidref_set_pidfd(&p
, fd
);
3001 log_unit_warning_errno(from
, r
, "Failed to create process reference from PIDFD, ignoring: %m");
3005 unit
= manager_get_unit_by_pidref(m
, &p
);
3007 log_unit_warning_errno(from
, SYNTHETIC_ERRNO(ENOENT
), "Failed to get unit from PIDFD, ingoring: %m");
3011 if (!streq(unit
->id
, from
->id
)) {
3012 log_unit_warning(from
, "PID " PID_FMT
" is not running in the same service as the calling process, ignoring.", p
.pid
);
3016 if (pidref_equal(main_pid
, &p
)) {
3017 log_unit_warning(from
, "Main PID cannot be migrated into auxiliary scope, ignoring.");
3021 if (!GREEDY_REALLOC(pidrefs
, n_pids
+1))
3024 pidrefs
[n_pids
++] = TAKE_PIDREF(p
);
3028 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
, "No processes can be migrated to auxiliary scope.");
3030 r
= sd_bus_message_exit_container(message
);
3034 r
= sd_bus_message_read(message
, "t", &flags
);
3039 return sd_bus_error_setf(error
, SD_BUS_ERROR_INVALID_ARGS
, "Flags must be zero.");
3041 r
= manager_load_unit(m
, name
, NULL
, error
, &scope
);
3045 if (!unit_is_pristine(scope
))
3046 return sd_bus_error_setf(error
, BUS_ERROR_UNIT_EXISTS
,
3047 "Unit %s was already loaded or has a fragment file.", name
);
3049 r
= unit_set_slice(scope
, UNIT_GET_SLICE(from
));
3053 cc
= unit_get_cgroup_context(scope
);
3055 r
= cgroup_context_copy(cc
, unit_get_cgroup_context(from
));
3059 r
= unit_make_transient(scope
);
3063 r
= bus_unit_set_properties(scope
, message
, UNIT_RUNTIME
, true, error
);
3067 FOREACH_ARRAY(p
, pidrefs
, n_pids
) {
3068 r
= unit_pid_attachable(scope
, p
, error
);
3072 r
= unit_watch_pidref(scope
, p
, /* exclusive= */ false);
3073 if (r
< 0 && r
!= -EEXIST
)
3077 /* Now load the missing bits of the unit we just created */
3078 unit_add_to_load_queue(scope
);
3079 manager_dispatch_load_queue(m
);
3081 *ret_scope
= TAKE_PTR(scope
);
3086 static int method_start_aux_scope(sd_bus_message
*message
, void *userdata
, sd_bus_error
*error
) {
3087 Manager
*m
= ASSERT_PTR(userdata
);
3088 Unit
*u
= NULL
; /* avoid false maybe-uninitialized warning */
3093 r
= mac_selinux_access_check(message
, "start", error
);
3097 r
= bus_verify_manage_units_async(m
, message
, error
);
3101 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
3103 r
= aux_scope_from_message(m
, message
, &u
, error
);
3107 return bus_unit_queue_job(message
, u
, JOB_START
, JOB_REPLACE
, 0, error
);
3110 const sd_bus_vtable bus_manager_vtable
[] = {
3111 SD_BUS_VTABLE_START(0),
3113 SD_BUS_PROPERTY("Version", "s", property_get_version
, 0, SD_BUS_VTABLE_PROPERTY_CONST
),
3114 SD_BUS_PROPERTY("Features", "s", property_get_features
, 0, SD_BUS_VTABLE_PROPERTY_CONST
),
3115 SD_BUS_PROPERTY("Virtualization", "s", property_get_virtualization
, 0, SD_BUS_VTABLE_PROPERTY_CONST
),
3116 SD_BUS_PROPERTY("ConfidentialVirtualization", "s", property_get_confidential_virtualization
, 0, SD_BUS_VTABLE_PROPERTY_CONST
),
3117 SD_BUS_PROPERTY("Architecture", "s", property_get_architecture
, 0, SD_BUS_VTABLE_PROPERTY_CONST
),
3118 SD_BUS_PROPERTY("Tainted", "s", property_get_tainted
, 0, SD_BUS_VTABLE_PROPERTY_CONST
),
3119 BUS_PROPERTY_DUAL_TIMESTAMP("FirmwareTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_FIRMWARE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3120 BUS_PROPERTY_DUAL_TIMESTAMP("LoaderTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_LOADER
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3121 BUS_PROPERTY_DUAL_TIMESTAMP("KernelTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_KERNEL
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3122 BUS_PROPERTY_DUAL_TIMESTAMP("InitRDTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_INITRD
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3123 BUS_PROPERTY_DUAL_TIMESTAMP("UserspaceTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_USERSPACE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3124 BUS_PROPERTY_DUAL_TIMESTAMP("FinishTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_FINISH
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3125 BUS_PROPERTY_DUAL_TIMESTAMP("SecurityStartTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_SECURITY_START
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3126 BUS_PROPERTY_DUAL_TIMESTAMP("SecurityFinishTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_SECURITY_FINISH
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3127 BUS_PROPERTY_DUAL_TIMESTAMP("GeneratorsStartTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_GENERATORS_START
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3128 BUS_PROPERTY_DUAL_TIMESTAMP("GeneratorsFinishTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_GENERATORS_FINISH
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3129 BUS_PROPERTY_DUAL_TIMESTAMP("UnitsLoadStartTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_UNITS_LOAD_START
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3130 BUS_PROPERTY_DUAL_TIMESTAMP("UnitsLoadFinishTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_UNITS_LOAD_FINISH
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3131 BUS_PROPERTY_DUAL_TIMESTAMP("UnitsLoadTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_UNITS_LOAD
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3132 BUS_PROPERTY_DUAL_TIMESTAMP("InitRDSecurityStartTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_INITRD_SECURITY_START
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3133 BUS_PROPERTY_DUAL_TIMESTAMP("InitRDSecurityFinishTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_INITRD_SECURITY_FINISH
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3134 BUS_PROPERTY_DUAL_TIMESTAMP("InitRDGeneratorsStartTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_INITRD_GENERATORS_START
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3135 BUS_PROPERTY_DUAL_TIMESTAMP("InitRDGeneratorsFinishTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_INITRD_GENERATORS_FINISH
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3136 BUS_PROPERTY_DUAL_TIMESTAMP("InitRDUnitsLoadStartTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_INITRD_UNITS_LOAD_START
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3137 BUS_PROPERTY_DUAL_TIMESTAMP("InitRDUnitsLoadFinishTimestamp", offsetof(Manager
, timestamps
[MANAGER_TIMESTAMP_INITRD_UNITS_LOAD_FINISH
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3138 SD_BUS_WRITABLE_PROPERTY("LogLevel", "s", bus_property_get_log_level
, property_set_log_level
, 0, 0),
3139 SD_BUS_WRITABLE_PROPERTY("LogTarget", "s", bus_property_get_log_target
, property_set_log_target
, 0, 0),
3140 SD_BUS_PROPERTY("NNames", "u", property_get_hashmap_size
, offsetof(Manager
, units
), 0),
3141 SD_BUS_PROPERTY("NFailedUnits", "u", property_get_set_size
, offsetof(Manager
, failed_units
), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE
),
3142 SD_BUS_PROPERTY("NJobs", "u", property_get_hashmap_size
, offsetof(Manager
, jobs
), 0),
3143 SD_BUS_PROPERTY("NInstalledJobs", "u", bus_property_get_unsigned
, offsetof(Manager
, n_installed_jobs
), 0),
3144 SD_BUS_PROPERTY("NFailedJobs", "u", bus_property_get_unsigned
, offsetof(Manager
, n_failed_jobs
), 0),
3145 SD_BUS_PROPERTY("Progress", "d", property_get_progress
, 0, 0),
3146 SD_BUS_PROPERTY("Environment", "as", property_get_environment
, 0, 0),
3147 SD_BUS_PROPERTY("ConfirmSpawn", "b", bus_property_get_bool
, offsetof(Manager
, confirm_spawn
), SD_BUS_VTABLE_PROPERTY_CONST
),
3148 SD_BUS_PROPERTY("ShowStatus", "b", property_get_show_status
, 0, 0),
3149 SD_BUS_PROPERTY("UnitPath", "as", NULL
, offsetof(Manager
, lookup_paths
.search_path
), SD_BUS_VTABLE_PROPERTY_CONST
),
3150 SD_BUS_PROPERTY("DefaultStandardOutput", "s", bus_property_get_exec_output
, offsetof(Manager
, defaults
.std_output
), SD_BUS_VTABLE_PROPERTY_CONST
),
3151 SD_BUS_PROPERTY("DefaultStandardError", "s", bus_property_get_exec_output
, offsetof(Manager
, defaults
.std_error
), SD_BUS_VTABLE_PROPERTY_CONST
),
3152 SD_BUS_PROPERTY("WatchdogDevice", "s", property_get_watchdog_device
, 0, SD_BUS_VTABLE_PROPERTY_CONST
),
3153 SD_BUS_PROPERTY("WatchdogLastPingTimestamp", "t", property_get_watchdog_last_ping_realtime
, 0, 0),
3154 SD_BUS_PROPERTY("WatchdogLastPingTimestampMonotonic", "t", property_get_watchdog_last_ping_monotonic
, 0, 0),
3155 SD_BUS_WRITABLE_PROPERTY("RuntimeWatchdogUSec", "t", property_get_runtime_watchdog
, property_set_runtime_watchdog
, 0, 0),
3156 SD_BUS_WRITABLE_PROPERTY("RuntimeWatchdogPreUSec", "t", property_get_pretimeout_watchdog
, property_set_pretimeout_watchdog
, 0, 0),
3157 SD_BUS_WRITABLE_PROPERTY("RuntimeWatchdogPreGovernor", "s", property_get_pretimeout_watchdog_governor
, property_set_pretimeout_watchdog_governor
, 0, 0),
3158 SD_BUS_WRITABLE_PROPERTY("RebootWatchdogUSec", "t", property_get_reboot_watchdog
, property_set_reboot_watchdog
, 0, 0),
3159 /* The following item is an obsolete alias */
3160 SD_BUS_WRITABLE_PROPERTY("ShutdownWatchdogUSec", "t", property_get_reboot_watchdog
, property_set_reboot_watchdog
, 0, SD_BUS_VTABLE_HIDDEN
),
3161 SD_BUS_WRITABLE_PROPERTY("KExecWatchdogUSec", "t", property_get_kexec_watchdog
, property_set_kexec_watchdog
, 0, 0),
3162 SD_BUS_WRITABLE_PROPERTY("ServiceWatchdogs", "b", bus_property_get_bool
, bus_property_set_bool
, offsetof(Manager
, service_watchdogs
), 0),
3163 SD_BUS_PROPERTY("ControlGroup", "s", NULL
, offsetof(Manager
, cgroup_root
), 0),
3164 SD_BUS_PROPERTY("SystemState", "s", property_get_system_state
, 0, 0),
3165 SD_BUS_PROPERTY("ExitCode", "y", bus_property_get_unsigned
, offsetof(Manager
, return_value
), 0),
3166 SD_BUS_PROPERTY("DefaultTimerAccuracyUSec", "t", bus_property_get_usec
, offsetof(Manager
, defaults
.timer_accuracy_usec
), SD_BUS_VTABLE_PROPERTY_CONST
),
3167 SD_BUS_PROPERTY("DefaultTimeoutStartUSec", "t", bus_property_get_usec
, offsetof(Manager
, defaults
.timeout_start_usec
), SD_BUS_VTABLE_PROPERTY_CONST
),
3168 SD_BUS_PROPERTY("DefaultTimeoutStopUSec", "t", bus_property_get_usec
, offsetof(Manager
, defaults
.timeout_stop_usec
), SD_BUS_VTABLE_PROPERTY_CONST
),
3169 SD_BUS_PROPERTY("DefaultTimeoutAbortUSec", "t", property_get_default_timeout_abort_usec
, 0, 0),
3170 SD_BUS_PROPERTY("DefaultDeviceTimeoutUSec", "t", bus_property_get_usec
, offsetof(Manager
, defaults
.device_timeout_usec
), SD_BUS_VTABLE_PROPERTY_CONST
),
3171 SD_BUS_PROPERTY("DefaultRestartUSec", "t", bus_property_get_usec
, offsetof(Manager
, defaults
.restart_usec
), SD_BUS_VTABLE_PROPERTY_CONST
),
3172 SD_BUS_PROPERTY("DefaultStartLimitIntervalUSec", "t", bus_property_get_usec
, offsetof(Manager
, defaults
.start_limit_interval
), SD_BUS_VTABLE_PROPERTY_CONST
),
3173 /* The following two items are obsolete alias */
3174 SD_BUS_PROPERTY("DefaultStartLimitIntervalSec", "t", bus_property_get_usec
, offsetof(Manager
, defaults
.start_limit_interval
), SD_BUS_VTABLE_PROPERTY_CONST
|SD_BUS_VTABLE_HIDDEN
),
3175 SD_BUS_PROPERTY("DefaultStartLimitInterval", "t", bus_property_get_usec
, offsetof(Manager
, defaults
.start_limit_interval
), SD_BUS_VTABLE_PROPERTY_CONST
|SD_BUS_VTABLE_HIDDEN
),
3176 SD_BUS_PROPERTY("DefaultStartLimitBurst", "u", bus_property_get_unsigned
, offsetof(Manager
, defaults
.start_limit_burst
), SD_BUS_VTABLE_PROPERTY_CONST
),
3177 SD_BUS_PROPERTY("DefaultCPUAccounting", "b", bus_property_get_bool
, offsetof(Manager
, defaults
.cpu_accounting
), SD_BUS_VTABLE_PROPERTY_CONST
),
3178 SD_BUS_PROPERTY("DefaultBlockIOAccounting", "b", bus_property_get_bool
, offsetof(Manager
, defaults
.blockio_accounting
), SD_BUS_VTABLE_PROPERTY_CONST
),
3179 SD_BUS_PROPERTY("DefaultIOAccounting", "b", bus_property_get_bool
, offsetof(Manager
, defaults
.io_accounting
), SD_BUS_VTABLE_PROPERTY_CONST
),
3180 SD_BUS_PROPERTY("DefaultIPAccounting", "b", bus_property_get_bool
, offsetof(Manager
, defaults
.ip_accounting
), SD_BUS_VTABLE_PROPERTY_CONST
),
3181 SD_BUS_PROPERTY("DefaultMemoryAccounting", "b", bus_property_get_bool
, offsetof(Manager
, defaults
.memory_accounting
), SD_BUS_VTABLE_PROPERTY_CONST
),
3182 SD_BUS_PROPERTY("DefaultTasksAccounting", "b", bus_property_get_bool
, offsetof(Manager
, defaults
.tasks_accounting
), SD_BUS_VTABLE_PROPERTY_CONST
),
3183 SD_BUS_PROPERTY("DefaultLimitCPU", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_CPU
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3184 SD_BUS_PROPERTY("DefaultLimitCPUSoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_CPU
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3185 SD_BUS_PROPERTY("DefaultLimitFSIZE", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_FSIZE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3186 SD_BUS_PROPERTY("DefaultLimitFSIZESoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_FSIZE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3187 SD_BUS_PROPERTY("DefaultLimitDATA", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_DATA
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3188 SD_BUS_PROPERTY("DefaultLimitDATASoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_DATA
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3189 SD_BUS_PROPERTY("DefaultLimitSTACK", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_STACK
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3190 SD_BUS_PROPERTY("DefaultLimitSTACKSoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_STACK
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3191 SD_BUS_PROPERTY("DefaultLimitCORE", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_CORE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3192 SD_BUS_PROPERTY("DefaultLimitCORESoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_CORE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3193 SD_BUS_PROPERTY("DefaultLimitRSS", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_RSS
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3194 SD_BUS_PROPERTY("DefaultLimitRSSSoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_RSS
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3195 SD_BUS_PROPERTY("DefaultLimitNOFILE", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_NOFILE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3196 SD_BUS_PROPERTY("DefaultLimitNOFILESoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_NOFILE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3197 SD_BUS_PROPERTY("DefaultLimitAS", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_AS
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3198 SD_BUS_PROPERTY("DefaultLimitASSoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_AS
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3199 SD_BUS_PROPERTY("DefaultLimitNPROC", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_NPROC
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3200 SD_BUS_PROPERTY("DefaultLimitNPROCSoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_NPROC
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3201 SD_BUS_PROPERTY("DefaultLimitMEMLOCK", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_MEMLOCK
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3202 SD_BUS_PROPERTY("DefaultLimitMEMLOCKSoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_MEMLOCK
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3203 SD_BUS_PROPERTY("DefaultLimitLOCKS", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_LOCKS
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3204 SD_BUS_PROPERTY("DefaultLimitLOCKSSoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_LOCKS
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3205 SD_BUS_PROPERTY("DefaultLimitSIGPENDING", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_SIGPENDING
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3206 SD_BUS_PROPERTY("DefaultLimitSIGPENDINGSoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_SIGPENDING
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3207 SD_BUS_PROPERTY("DefaultLimitMSGQUEUE", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_MSGQUEUE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3208 SD_BUS_PROPERTY("DefaultLimitMSGQUEUESoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_MSGQUEUE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3209 SD_BUS_PROPERTY("DefaultLimitNICE", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_NICE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3210 SD_BUS_PROPERTY("DefaultLimitNICESoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_NICE
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3211 SD_BUS_PROPERTY("DefaultLimitRTPRIO", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_RTPRIO
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3212 SD_BUS_PROPERTY("DefaultLimitRTPRIOSoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_RTPRIO
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3213 SD_BUS_PROPERTY("DefaultLimitRTTIME", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_RTTIME
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3214 SD_BUS_PROPERTY("DefaultLimitRTTIMESoft", "t", bus_property_get_rlimit
, offsetof(Manager
, defaults
.rlimit
[RLIMIT_RTTIME
]), SD_BUS_VTABLE_PROPERTY_CONST
),
3215 SD_BUS_PROPERTY("DefaultTasksMax", "t", bus_property_get_tasks_max
, offsetof(Manager
, defaults
.tasks_max
), 0),
3216 SD_BUS_PROPERTY("DefaultMemoryPressureThresholdUSec", "t", bus_property_get_usec
, offsetof(Manager
, defaults
.memory_pressure_threshold_usec
), 0),
3217 SD_BUS_PROPERTY("DefaultMemoryPressureWatch", "s", bus_property_get_cgroup_pressure_watch
, offsetof(Manager
, defaults
.memory_pressure_watch
), 0),
3218 SD_BUS_PROPERTY("TimerSlackNSec", "t", property_get_timer_slack_nsec
, 0, SD_BUS_VTABLE_PROPERTY_CONST
),
3219 SD_BUS_PROPERTY("DefaultOOMPolicy", "s", bus_property_get_oom_policy
, offsetof(Manager
, defaults
.oom_policy
), SD_BUS_VTABLE_PROPERTY_CONST
),
3220 SD_BUS_PROPERTY("DefaultOOMScoreAdjust", "i", property_get_oom_score_adjust
, 0, SD_BUS_VTABLE_PROPERTY_CONST
),
3221 SD_BUS_PROPERTY("CtrlAltDelBurstAction", "s", bus_property_get_emergency_action
, offsetof(Manager
, cad_burst_action
), SD_BUS_VTABLE_PROPERTY_CONST
),
3223 SD_BUS_METHOD_WITH_ARGS("GetUnit",
3224 SD_BUS_ARGS("s", name
),
3225 SD_BUS_RESULT("o", unit
),
3227 SD_BUS_VTABLE_UNPRIVILEGED
),
3228 SD_BUS_METHOD_WITH_ARGS("GetUnitByPID",
3229 SD_BUS_ARGS("u", pid
),
3230 SD_BUS_RESULT("o", unit
),
3231 method_get_unit_by_pid
,
3232 SD_BUS_VTABLE_UNPRIVILEGED
),
3233 SD_BUS_METHOD_WITH_ARGS("GetUnitByInvocationID",
3234 SD_BUS_ARGS("ay", invocation_id
),
3235 SD_BUS_RESULT("o", unit
),
3236 method_get_unit_by_invocation_id
,
3237 SD_BUS_VTABLE_UNPRIVILEGED
),
3238 SD_BUS_METHOD_WITH_ARGS("GetUnitByControlGroup",
3239 SD_BUS_ARGS("s", cgroup
),
3240 SD_BUS_RESULT("o", unit
),
3241 method_get_unit_by_control_group
,
3242 SD_BUS_VTABLE_UNPRIVILEGED
),
3243 SD_BUS_METHOD_WITH_ARGS("GetUnitByPIDFD",
3244 SD_BUS_ARGS("h", pidfd
),
3245 SD_BUS_RESULT("o", unit
, "s", unit_id
, "ay", invocation_id
),
3246 method_get_unit_by_pidfd
,
3247 SD_BUS_VTABLE_UNPRIVILEGED
),
3248 SD_BUS_METHOD_WITH_ARGS("LoadUnit",
3249 SD_BUS_ARGS("s", name
),
3250 SD_BUS_RESULT("o", unit
),
3252 SD_BUS_VTABLE_UNPRIVILEGED
),
3253 SD_BUS_METHOD_WITH_ARGS("StartUnit",
3254 SD_BUS_ARGS("s", name
, "s", mode
),
3255 SD_BUS_RESULT("o", job
),
3257 SD_BUS_VTABLE_UNPRIVILEGED
),
3258 SD_BUS_METHOD_WITH_ARGS("StartUnitWithFlags",
3259 SD_BUS_ARGS("s", name
, "s", mode
, "t", flags
),
3260 SD_BUS_RESULT("o", job
),
3262 SD_BUS_VTABLE_UNPRIVILEGED
),
3263 SD_BUS_METHOD_WITH_ARGS("StartUnitReplace",
3264 SD_BUS_ARGS("s", old_unit
, "s", new_unit
, "s", mode
),
3265 SD_BUS_RESULT("o", job
),
3266 method_start_unit_replace
,
3267 SD_BUS_VTABLE_UNPRIVILEGED
),
3268 SD_BUS_METHOD_WITH_ARGS("StopUnit",
3269 SD_BUS_ARGS("s", name
, "s", mode
),
3270 SD_BUS_RESULT("o", job
),
3272 SD_BUS_VTABLE_UNPRIVILEGED
),
3273 SD_BUS_METHOD_WITH_ARGS("ReloadUnit",
3274 SD_BUS_ARGS("s", name
, "s", mode
),
3275 SD_BUS_RESULT("o", job
),
3277 SD_BUS_VTABLE_UNPRIVILEGED
),
3278 SD_BUS_METHOD_WITH_ARGS("RestartUnit",
3279 SD_BUS_ARGS("s", name
, "s", mode
),
3280 SD_BUS_RESULT("o", job
),
3281 method_restart_unit
,
3282 SD_BUS_VTABLE_UNPRIVILEGED
),
3283 SD_BUS_METHOD_WITH_ARGS("TryRestartUnit",
3284 SD_BUS_ARGS("s", name
, "s", mode
),
3285 SD_BUS_RESULT("o", job
),
3286 method_try_restart_unit
,
3287 SD_BUS_VTABLE_UNPRIVILEGED
),
3288 SD_BUS_METHOD_WITH_ARGS("ReloadOrRestartUnit",
3289 SD_BUS_ARGS("s", name
, "s", mode
),
3290 SD_BUS_RESULT("o", job
),
3291 method_reload_or_restart_unit
,
3292 SD_BUS_VTABLE_UNPRIVILEGED
),
3293 SD_BUS_METHOD_WITH_ARGS("ReloadOrTryRestartUnit",
3294 SD_BUS_ARGS("s", name
, "s", mode
),
3295 SD_BUS_RESULT("o", job
),
3296 method_reload_or_try_restart_unit
,
3297 SD_BUS_VTABLE_UNPRIVILEGED
),
3298 SD_BUS_METHOD_WITH_ARGS("EnqueueUnitJob",
3299 SD_BUS_ARGS("s", name
, "s", job_type
, "s", job_mode
),
3300 SD_BUS_RESULT("u", job_id
, "o", job_path
, "s", unit_id
, "o", unit_path
, "s", job_type
, "a(uosos)", affected_jobs
),
3301 method_enqueue_unit_job
,
3302 SD_BUS_VTABLE_UNPRIVILEGED
),
3303 SD_BUS_METHOD_WITH_ARGS("KillUnit",
3304 SD_BUS_ARGS("s", name
, "s", whom
, "i", signal
),
3307 SD_BUS_VTABLE_UNPRIVILEGED
),
3308 SD_BUS_METHOD_WITH_ARGS("QueueSignalUnit",
3309 SD_BUS_ARGS("s", name
, "s", whom
, "i", signal
, "i", value
),
3312 SD_BUS_VTABLE_UNPRIVILEGED
),
3313 SD_BUS_METHOD_WITH_ARGS("CleanUnit",
3314 SD_BUS_ARGS("s", name
, "as", mask
),
3317 SD_BUS_VTABLE_UNPRIVILEGED
),
3318 SD_BUS_METHOD_WITH_ARGS("FreezeUnit",
3319 SD_BUS_ARGS("s", name
),
3322 SD_BUS_VTABLE_UNPRIVILEGED
),
3323 SD_BUS_METHOD_WITH_ARGS("ThawUnit",
3324 SD_BUS_ARGS("s", name
),
3327 SD_BUS_VTABLE_UNPRIVILEGED
),
3328 SD_BUS_METHOD_WITH_ARGS("ResetFailedUnit",
3329 SD_BUS_ARGS("s", name
),
3331 method_reset_failed_unit
,
3332 SD_BUS_VTABLE_UNPRIVILEGED
),
3333 SD_BUS_METHOD_WITH_ARGS("SetUnitProperties",
3334 SD_BUS_ARGS("s", name
, "b", runtime
, "a(sv)", properties
),
3336 method_set_unit_properties
,
3337 SD_BUS_VTABLE_UNPRIVILEGED
),
3338 SD_BUS_METHOD_WITH_ARGS("BindMountUnit",
3339 SD_BUS_ARGS("s", name
, "s", source
, "s", destination
, "b", read_only
, "b", mkdir
),
3341 method_bind_mount_unit
,
3342 SD_BUS_VTABLE_UNPRIVILEGED
),
3343 SD_BUS_METHOD_WITH_ARGS("MountImageUnit",
3344 SD_BUS_ARGS("s", name
, "s", source
, "s", destination
, "b", read_only
, "b", mkdir
, "a(ss)", options
),
3346 method_mount_image_unit
,
3347 SD_BUS_VTABLE_UNPRIVILEGED
),
3348 SD_BUS_METHOD_WITH_ARGS("RefUnit",
3349 SD_BUS_ARGS("s", name
),
3352 SD_BUS_VTABLE_UNPRIVILEGED
),
3353 SD_BUS_METHOD_WITH_ARGS("UnrefUnit",
3354 SD_BUS_ARGS("s", name
),
3357 SD_BUS_VTABLE_UNPRIVILEGED
),
3358 SD_BUS_METHOD_WITH_ARGS("StartTransientUnit",
3359 SD_BUS_ARGS("s", name
, "s", mode
, "a(sv)", properties
, "a(sa(sv))", aux
),
3360 SD_BUS_RESULT("o", job
),
3361 method_start_transient_unit
,
3362 SD_BUS_VTABLE_UNPRIVILEGED
),
3363 SD_BUS_METHOD_WITH_ARGS("GetUnitProcesses",
3364 SD_BUS_ARGS("s", name
),
3365 SD_BUS_RESULT("a(sus)", processes
),
3366 method_get_unit_processes
,
3367 SD_BUS_VTABLE_UNPRIVILEGED
),
3368 SD_BUS_METHOD_WITH_ARGS("AttachProcessesToUnit",
3369 SD_BUS_ARGS("s", unit_name
, "s", subcgroup
, "au", pids
),
3371 method_attach_processes_to_unit
,
3372 SD_BUS_VTABLE_UNPRIVILEGED
),
3373 SD_BUS_METHOD_WITH_ARGS("AbandonScope",
3374 SD_BUS_ARGS("s", name
),
3376 method_abandon_scope
,
3377 SD_BUS_VTABLE_UNPRIVILEGED
),
3378 SD_BUS_METHOD_WITH_ARGS("GetJob",
3379 SD_BUS_ARGS("u", id
),
3380 SD_BUS_RESULT("o", job
),
3382 SD_BUS_VTABLE_UNPRIVILEGED
),
3383 SD_BUS_METHOD_WITH_ARGS("GetJobAfter",
3384 SD_BUS_ARGS("u", id
),
3385 SD_BUS_RESULT("a(usssoo)", jobs
),
3386 method_get_job_waiting
,
3387 SD_BUS_VTABLE_UNPRIVILEGED
),
3388 SD_BUS_METHOD_WITH_ARGS("GetJobBefore",
3389 SD_BUS_ARGS("u", id
),
3390 SD_BUS_RESULT("a(usssoo)", jobs
),
3391 method_get_job_waiting
,
3392 SD_BUS_VTABLE_UNPRIVILEGED
),
3393 SD_BUS_METHOD_WITH_ARGS("CancelJob",
3394 SD_BUS_ARGS("u", id
),
3397 SD_BUS_VTABLE_UNPRIVILEGED
),
3398 SD_BUS_METHOD("ClearJobs",
3402 SD_BUS_VTABLE_UNPRIVILEGED
),
3403 SD_BUS_METHOD("ResetFailed",
3406 method_reset_failed
,
3407 SD_BUS_VTABLE_UNPRIVILEGED
),
3408 SD_BUS_METHOD_WITH_ARGS("SetShowStatus",
3409 SD_BUS_ARGS("s", mode
),
3411 method_set_show_status
,
3412 SD_BUS_VTABLE_UNPRIVILEGED
),
3413 SD_BUS_METHOD_WITH_ARGS("ListUnits",
3415 SD_BUS_RESULT("a(ssssssouso)", units
),
3417 SD_BUS_VTABLE_UNPRIVILEGED
),
3418 SD_BUS_METHOD_WITH_ARGS("ListUnitsFiltered",
3419 SD_BUS_ARGS("as", states
),
3420 SD_BUS_RESULT("a(ssssssouso)", units
),
3421 method_list_units_filtered
,
3422 SD_BUS_VTABLE_UNPRIVILEGED
),
3423 SD_BUS_METHOD_WITH_ARGS("ListUnitsByPatterns",
3424 SD_BUS_ARGS("as", states
, "as", patterns
),
3425 SD_BUS_RESULT("a(ssssssouso)", units
),
3426 method_list_units_by_patterns
,
3427 SD_BUS_VTABLE_UNPRIVILEGED
),
3428 SD_BUS_METHOD_WITH_ARGS("ListUnitsByNames",
3429 SD_BUS_ARGS("as", names
),
3430 SD_BUS_RESULT("a(ssssssouso)", units
),
3431 method_list_units_by_names
,
3432 SD_BUS_VTABLE_UNPRIVILEGED
),
3433 SD_BUS_METHOD_WITH_ARGS("ListJobs",
3435 SD_BUS_RESULT("a(usssoo)", jobs
),
3437 SD_BUS_VTABLE_UNPRIVILEGED
),
3438 SD_BUS_METHOD("Subscribe",
3442 SD_BUS_VTABLE_UNPRIVILEGED
),
3443 SD_BUS_METHOD("Unsubscribe",
3447 SD_BUS_VTABLE_UNPRIVILEGED
),
3448 SD_BUS_METHOD_WITH_ARGS("Dump",
3450 SD_BUS_RESULT("s", output
),
3452 SD_BUS_VTABLE_UNPRIVILEGED
),
3453 SD_BUS_METHOD_WITH_ARGS("DumpUnitsMatchingPatterns",
3454 SD_BUS_ARGS("as", patterns
),
3455 SD_BUS_RESULT("s", output
),
3456 method_dump_units_matching_patterns
,
3457 SD_BUS_VTABLE_UNPRIVILEGED
),
3458 SD_BUS_METHOD_WITH_ARGS("DumpByFileDescriptor",
3460 SD_BUS_RESULT("h", fd
),
3462 SD_BUS_VTABLE_UNPRIVILEGED
),
3463 SD_BUS_METHOD_WITH_ARGS("DumpUnitsMatchingPatternsByFileDescriptor",
3464 SD_BUS_ARGS("as", patterns
),
3465 SD_BUS_RESULT("h", fd
),
3466 method_dump_units_matching_patterns_by_fd
,
3467 SD_BUS_VTABLE_UNPRIVILEGED
),
3468 SD_BUS_METHOD_WITH_ARGS("CreateSnapshot",
3469 SD_BUS_ARGS("s", name
, "b", cleanup
),
3470 SD_BUS_RESULT("o", unit
),
3471 method_refuse_snapshot
,
3472 SD_BUS_VTABLE_UNPRIVILEGED
|SD_BUS_VTABLE_HIDDEN
),
3473 SD_BUS_METHOD_WITH_ARGS("RemoveSnapshot",
3474 SD_BUS_ARGS("s", name
),
3476 method_refuse_snapshot
,
3477 SD_BUS_VTABLE_UNPRIVILEGED
|SD_BUS_VTABLE_HIDDEN
),
3478 SD_BUS_METHOD("Reload",
3482 SD_BUS_VTABLE_UNPRIVILEGED
),
3483 SD_BUS_METHOD("Reexecute",
3487 SD_BUS_VTABLE_UNPRIVILEGED
|SD_BUS_VTABLE_METHOD_NO_REPLY
),
3488 SD_BUS_METHOD("Exit",
3493 SD_BUS_METHOD("Reboot",
3497 SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT
)),
3498 SD_BUS_METHOD_WITH_ARGS("SoftReboot",
3499 SD_BUS_ARGS("s", new_root
),
3502 SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT
)),
3503 SD_BUS_METHOD("PowerOff",
3507 SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT
)),
3508 SD_BUS_METHOD("Halt",
3512 SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT
)),
3513 SD_BUS_METHOD("KExec",
3517 SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT
)),
3518 SD_BUS_METHOD_WITH_ARGS("SwitchRoot",
3519 SD_BUS_ARGS("s", new_root
, "s", init
),
3522 SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT
)),
3523 SD_BUS_METHOD_WITH_ARGS("SetEnvironment",
3524 SD_BUS_ARGS("as", assignments
),
3526 method_set_environment
,
3527 SD_BUS_VTABLE_UNPRIVILEGED
),
3528 SD_BUS_METHOD_WITH_ARGS("UnsetEnvironment",
3529 SD_BUS_ARGS("as", names
),
3531 method_unset_environment
,
3532 SD_BUS_VTABLE_UNPRIVILEGED
),
3533 SD_BUS_METHOD_WITH_ARGS("UnsetAndSetEnvironment",
3534 SD_BUS_ARGS("as", names
, "as", assignments
),
3536 method_unset_and_set_environment
,
3537 SD_BUS_VTABLE_UNPRIVILEGED
),
3538 SD_BUS_METHOD_WITH_ARGS("EnqueueMarkedJobs",
3540 SD_BUS_RESULT("ao", jobs
),
3541 method_enqueue_marked_jobs
,
3542 SD_BUS_VTABLE_UNPRIVILEGED
),
3543 SD_BUS_METHOD_WITH_ARGS("ListUnitFiles",
3545 SD_BUS_RESULT("a(ss)", unit_files
),
3546 method_list_unit_files
,
3547 SD_BUS_VTABLE_UNPRIVILEGED
),
3548 SD_BUS_METHOD_WITH_ARGS("ListUnitFilesByPatterns",
3549 SD_BUS_ARGS("as", states
, "as", patterns
),
3550 SD_BUS_RESULT("a(ss)", unit_files
),
3551 method_list_unit_files_by_patterns
,
3552 SD_BUS_VTABLE_UNPRIVILEGED
),
3553 SD_BUS_METHOD_WITH_ARGS("GetUnitFileState",
3554 SD_BUS_ARGS("s", file
),
3555 SD_BUS_RESULT("s", state
),
3556 method_get_unit_file_state
,
3557 SD_BUS_VTABLE_UNPRIVILEGED
),
3558 SD_BUS_METHOD_WITH_ARGS("EnableUnitFiles",
3559 SD_BUS_ARGS("as", files
, "b", runtime
, "b", force
),
3560 SD_BUS_RESULT("b", carries_install_info
, "a(sss)", changes
),
3561 method_enable_unit_files
,
3562 SD_BUS_VTABLE_UNPRIVILEGED
),
3563 SD_BUS_METHOD_WITH_ARGS("DisableUnitFiles",
3564 SD_BUS_ARGS("as", files
, "b", runtime
),
3565 SD_BUS_RESULT("a(sss)", changes
),
3566 method_disable_unit_files
,
3567 SD_BUS_VTABLE_UNPRIVILEGED
),
3568 SD_BUS_METHOD_WITH_ARGS("EnableUnitFilesWithFlags",
3569 SD_BUS_ARGS("as", files
, "t", flags
),
3570 SD_BUS_RESULT("b", carries_install_info
, "a(sss)", changes
),
3571 method_enable_unit_files_with_flags
,
3572 SD_BUS_VTABLE_UNPRIVILEGED
),
3573 SD_BUS_METHOD_WITH_ARGS("DisableUnitFilesWithFlags",
3574 SD_BUS_ARGS("as", files
, "t", flags
),
3575 SD_BUS_RESULT("a(sss)", changes
),
3576 method_disable_unit_files_with_flags
,
3577 SD_BUS_VTABLE_UNPRIVILEGED
),
3578 SD_BUS_METHOD_WITH_ARGS("DisableUnitFilesWithFlagsAndInstallInfo",
3579 SD_BUS_ARGS("as", files
, "t", flags
),
3580 SD_BUS_RESULT("b", carries_install_info
, "a(sss)", changes
),
3581 method_disable_unit_files_with_flags_and_install_info
,
3582 SD_BUS_VTABLE_UNPRIVILEGED
),
3583 SD_BUS_METHOD_WITH_ARGS("ReenableUnitFiles",
3584 SD_BUS_ARGS("as", files
, "b", runtime
, "b", force
),
3585 SD_BUS_RESULT("b", carries_install_info
, "a(sss)", changes
),
3586 method_reenable_unit_files
,
3587 SD_BUS_VTABLE_UNPRIVILEGED
),
3588 SD_BUS_METHOD_WITH_ARGS("LinkUnitFiles",
3589 SD_BUS_ARGS("as", files
, "b", runtime
, "b", force
),
3590 SD_BUS_RESULT("a(sss)", changes
),
3591 method_link_unit_files
,
3592 SD_BUS_VTABLE_UNPRIVILEGED
),
3593 SD_BUS_METHOD_WITH_ARGS("PresetUnitFiles",
3594 SD_BUS_ARGS("as", files
, "b", runtime
, "b", force
),
3595 SD_BUS_RESULT("b", carries_install_info
, "a(sss)", changes
),
3596 method_preset_unit_files
,
3597 SD_BUS_VTABLE_UNPRIVILEGED
),
3598 SD_BUS_METHOD_WITH_ARGS("PresetUnitFilesWithMode",
3599 SD_BUS_ARGS("as", files
, "s", mode
, "b", runtime
, "b", force
),
3600 SD_BUS_RESULT("b", carries_install_info
, "a(sss)", changes
),
3601 method_preset_unit_files_with_mode
,
3602 SD_BUS_VTABLE_UNPRIVILEGED
),
3603 SD_BUS_METHOD_WITH_ARGS("MaskUnitFiles",
3604 SD_BUS_ARGS("as", files
, "b", runtime
, "b", force
),
3605 SD_BUS_RESULT("a(sss)", changes
),
3606 method_mask_unit_files
,
3607 SD_BUS_VTABLE_UNPRIVILEGED
),
3608 SD_BUS_METHOD_WITH_ARGS("UnmaskUnitFiles",
3609 SD_BUS_ARGS("as", files
, "b", runtime
),
3610 SD_BUS_RESULT("a(sss)", changes
),
3611 method_unmask_unit_files
,
3612 SD_BUS_VTABLE_UNPRIVILEGED
),
3613 SD_BUS_METHOD_WITH_ARGS("RevertUnitFiles",
3614 SD_BUS_ARGS("as", files
),
3615 SD_BUS_RESULT("a(sss)", changes
),
3616 method_revert_unit_files
,
3617 SD_BUS_VTABLE_UNPRIVILEGED
),
3618 SD_BUS_METHOD_WITH_ARGS("SetDefaultTarget",
3619 SD_BUS_ARGS("s", name
, "b", force
),
3620 SD_BUS_RESULT("a(sss)", changes
),
3621 method_set_default_target
,
3622 SD_BUS_VTABLE_UNPRIVILEGED
),
3623 SD_BUS_METHOD_WITH_ARGS("GetDefaultTarget",
3625 SD_BUS_RESULT("s", name
),
3626 method_get_default_target
,
3627 SD_BUS_VTABLE_UNPRIVILEGED
),
3628 SD_BUS_METHOD_WITH_ARGS("PresetAllUnitFiles",
3629 SD_BUS_ARGS("s", mode
, "b", runtime
, "b", force
),
3630 SD_BUS_RESULT("a(sss)", changes
),
3631 method_preset_all_unit_files
,
3632 SD_BUS_VTABLE_UNPRIVILEGED
),
3633 SD_BUS_METHOD_WITH_ARGS("AddDependencyUnitFiles",
3634 SD_BUS_ARGS("as", files
, "s", target
, "s", type
, "b", runtime
, "b", force
),
3635 SD_BUS_RESULT("a(sss)", changes
),
3636 method_add_dependency_unit_files
,
3637 SD_BUS_VTABLE_UNPRIVILEGED
),
3638 SD_BUS_METHOD_WITH_ARGS("GetUnitFileLinks",
3639 SD_BUS_ARGS("s", name
, "b", runtime
),
3640 SD_BUS_RESULT("as", links
),
3641 method_get_unit_file_links
,
3642 SD_BUS_VTABLE_UNPRIVILEGED
),
3643 SD_BUS_METHOD_WITH_ARGS("SetExitCode",
3644 SD_BUS_ARGS("y", number
),
3646 method_set_exit_code
,
3647 SD_BUS_VTABLE_UNPRIVILEGED
),
3648 SD_BUS_METHOD_WITH_ARGS("LookupDynamicUserByName",
3649 SD_BUS_ARGS("s", name
),
3650 SD_BUS_RESULT("u", uid
),
3651 method_lookup_dynamic_user_by_name
,
3652 SD_BUS_VTABLE_UNPRIVILEGED
),
3653 SD_BUS_METHOD_WITH_ARGS("LookupDynamicUserByUID",
3654 SD_BUS_ARGS("u", uid
),
3655 SD_BUS_RESULT("s", name
),
3656 method_lookup_dynamic_user_by_uid
,
3657 SD_BUS_VTABLE_UNPRIVILEGED
),
3658 SD_BUS_METHOD_WITH_ARGS("GetDynamicUsers",
3660 SD_BUS_RESULT("a(us)", users
),
3661 method_get_dynamic_users
,
3662 SD_BUS_VTABLE_UNPRIVILEGED
),
3663 SD_BUS_METHOD_WITH_ARGS("DumpUnitFileDescriptorStore",
3664 SD_BUS_ARGS("s", name
),
3665 SD_BUS_RESULT("a(suuutuusu)", entries
),
3666 method_dump_unit_descriptor_store
,
3667 SD_BUS_VTABLE_UNPRIVILEGED
),
3668 SD_BUS_METHOD_WITH_ARGS("StartAuxiliaryScope",
3669 SD_BUS_ARGS("s", name
, "ah", pidfds
, "t", flags
, "a(sv)", properties
),
3670 SD_BUS_RESULT("o", job
),
3671 method_start_aux_scope
,
3672 SD_BUS_VTABLE_UNPRIVILEGED
),
3674 SD_BUS_SIGNAL_WITH_ARGS("UnitNew",
3675 SD_BUS_ARGS("s", id
, "o", unit
),
3677 SD_BUS_SIGNAL_WITH_ARGS("UnitRemoved",
3678 SD_BUS_ARGS("s", id
, "o", unit
),
3680 SD_BUS_SIGNAL_WITH_ARGS("JobNew",
3681 SD_BUS_ARGS("u", id
, "o", job
, "s", unit
),
3683 SD_BUS_SIGNAL_WITH_ARGS("JobRemoved",
3684 SD_BUS_ARGS("u", id
, "o", job
, "s", unit
, "s", result
),
3686 SD_BUS_SIGNAL_WITH_ARGS("StartupFinished",
3687 SD_BUS_ARGS("t", firmware
, "t", loader
, "t", kernel
, "t", initrd
, "t", userspace
, "t", total
),
3689 SD_BUS_SIGNAL("UnitFilesChanged", NULL
, 0),
3690 SD_BUS_SIGNAL_WITH_ARGS("Reloading",
3691 SD_BUS_ARGS("b", active
),
3697 const sd_bus_vtable bus_manager_log_control_vtable
[] = {
3698 SD_BUS_VTABLE_START(0),
3700 /* We define a private version of this interface here, since we want slightly different
3701 * implementations for the setters. We'll still use the generic getters however, and we share the
3702 * setters with the implementations for the Manager interface above (which pre-dates the generic
3703 * service API interface). */
3705 SD_BUS_WRITABLE_PROPERTY("LogLevel", "s", bus_property_get_log_level
, property_set_log_level
, 0, 0),
3706 SD_BUS_WRITABLE_PROPERTY("LogTarget", "s", bus_property_get_log_target
, property_set_log_target
, 0, 0),
3707 SD_BUS_PROPERTY("SyslogIdentifier", "s", bus_property_get_syslog_identifier
, 0, 0),
3712 static int send_finished(sd_bus
*bus
, void *userdata
) {
3713 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*message
= NULL
;
3714 usec_t
*times
= ASSERT_PTR(userdata
);
3719 r
= sd_bus_message_new_signal(bus
,
3721 "/org/freedesktop/systemd1",
3722 "org.freedesktop.systemd1.Manager",
3727 r
= sd_bus_message_append(message
, "tttttt", times
[0], times
[1], times
[2], times
[3], times
[4], times
[5]);
3731 return sd_bus_send(bus
, message
, NULL
);
3734 void bus_manager_send_finished(
3736 usec_t firmware_usec
,
3740 usec_t userspace_usec
,
3741 usec_t total_usec
) {
3747 r
= bus_foreach_bus(
3760 log_debug_errno(r
, "Failed to send finished signal: %m");
3763 static int send_reloading(sd_bus
*bus
, void *userdata
) {
3764 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*message
= NULL
;
3769 r
= sd_bus_message_new_signal(bus
, &message
, "/org/freedesktop/systemd1", "org.freedesktop.systemd1.Manager", "Reloading");
3773 r
= sd_bus_message_append(message
, "b", PTR_TO_INT(userdata
));
3777 return sd_bus_send(bus
, message
, NULL
);
3780 void bus_manager_send_reloading(Manager
*m
, bool active
) {
3785 r
= bus_foreach_bus(m
, NULL
, send_reloading
, INT_TO_PTR(active
));
3787 log_debug_errno(r
, "Failed to send reloading signal: %m");
3790 static int send_changed_signal(sd_bus
*bus
, void *userdata
) {
3793 return sd_bus_emit_properties_changed_strv(bus
,
3794 "/org/freedesktop/systemd1",
3795 "org.freedesktop.systemd1.Manager",
3799 void bus_manager_send_change_signal(Manager
*m
) {
3804 r
= bus_foreach_bus(m
, NULL
, send_changed_signal
, NULL
);
3806 log_debug_errno(r
, "Failed to send manager change signal: %m");