mirror of
https://github.com/morgan9e/systemd
synced 2026-04-14 08:25:20 +09:00
279962a9e8
This is like RandomDelaySec, but it doesn't reset whenever the manager restarts. Fixes https://github.com/systemd/systemd/issues/21166
91 lines
2.4 KiB
C
91 lines
2.4 KiB
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#pragma once
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#include "core-forward.h"
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#include "unit.h"
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typedef enum TimerBase {
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TIMER_ACTIVE,
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TIMER_BOOT,
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TIMER_STARTUP,
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TIMER_UNIT_ACTIVE,
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TIMER_UNIT_INACTIVE,
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TIMER_CALENDAR,
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_TIMER_BASE_MAX,
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_TIMER_BASE_INVALID = -EINVAL,
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} TimerBase;
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typedef struct TimerValue {
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TimerBase base;
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bool disabled;
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usec_t value; /* only for monotonic events */
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CalendarSpec *calendar_spec; /* only for calendar events */
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usec_t next_elapse;
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LIST_FIELDS(struct TimerValue, value);
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} TimerValue;
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typedef enum TimerResult {
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TIMER_SUCCESS,
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TIMER_FAILURE_RESOURCES,
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TIMER_FAILURE_START_LIMIT_HIT,
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_TIMER_RESULT_MAX,
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_TIMER_RESULT_INVALID = -EINVAL,
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} TimerResult;
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typedef struct Timer {
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Unit meta;
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usec_t accuracy_usec;
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usec_t random_delay_usec;
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usec_t random_offset_usec;
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LIST_HEAD(TimerValue, values);
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usec_t next_elapse_realtime;
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usec_t next_elapse_monotonic_or_boottime;
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dual_timestamp last_trigger;
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TimerState state, deserialized_state;
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sd_event_source *monotonic_event_source;
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sd_event_source *realtime_event_source;
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TimerResult result;
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bool persistent;
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bool wake_system;
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bool remain_after_elapse;
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bool on_clock_change;
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bool on_timezone_change;
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bool fixed_random_delay;
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bool defer_reactivation;
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char *stamp_path;
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} Timer;
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typedef struct ActivationDetailsTimer {
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ActivationDetails meta;
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dual_timestamp last_trigger;
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} ActivationDetailsTimer;
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#define TIMER_MONOTONIC_CLOCK(t) ((t)->wake_system ? CLOCK_BOOTTIME_ALARM : CLOCK_MONOTONIC)
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uint64_t timer_next_elapse_monotonic(const Timer *t);
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void timer_free_values(Timer *t);
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extern const UnitVTable timer_vtable;
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extern const ActivationDetailsVTable activation_details_timer_vtable;
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const char* timer_base_to_string(TimerBase i) _const_;
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TimerBase timer_base_from_string(const char *s) _pure_;
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char* timer_base_to_usec_string(TimerBase i);
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const char* timer_result_to_string(TimerResult i) _const_;
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TimerResult timer_result_from_string(const char *s) _pure_;
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DEFINE_CAST(TIMER, Timer);
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DEFINE_ACTIVATION_DETAILS_CAST(ACTIVATION_DETAILS_TIMER, ActivationDetailsTimer, TIMER);
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