-/*-*- Mode: C; c-basic-offset: 8 -*-*/
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
#ifndef foounithfoo
#define foounithfoo
#include "list.h"
#include "socket-util.h"
#include "execute.h"
+#include "condition.h"
-#define UNIT_NAME_MAX 128
#define DEFAULT_TIMEOUT_USEC (60*USEC_PER_SEC)
#define DEFAULT_RESTART_USEC (100*USEC_PER_MSEC)
-typedef enum KillMode {
- KILL_CONTROL_GROUP = 0,
- KILL_PROCESS_GROUP,
- KILL_PROCESS,
- KILL_NONE,
- _KILL_MODE_MAX,
- _KILL_MODE_INVALID = -1
-} KillMode;
-
enum UnitType {
UNIT_SERVICE = 0,
UNIT_SOCKET,
enum UnitLoadState {
UNIT_STUB,
UNIT_LOADED,
- UNIT_FAILED,
+ UNIT_ERROR,
UNIT_MERGED,
+ UNIT_MASKED,
_UNIT_LOAD_STATE_MAX,
_UNIT_LOAD_STATE_INVALID = -1
};
UNIT_ACTIVE,
UNIT_RELOADING,
UNIT_INACTIVE,
- UNIT_MAINTENANCE,
+ UNIT_FAILED,
UNIT_ACTIVATING,
UNIT_DEACTIVATING,
_UNIT_ACTIVE_STATE_MAX,
}
static inline bool UNIT_IS_INACTIVE_OR_DEACTIVATING(UnitActiveState t) {
- return t == UNIT_INACTIVE || t == UNIT_MAINTENANCE || t == UNIT_DEACTIVATING;
+ return t == UNIT_INACTIVE || t == UNIT_FAILED || t == UNIT_DEACTIVATING;
}
-static inline bool UNIT_IS_INACTIVE_OR_MAINTENANCE(UnitActiveState t) {
- return t == UNIT_INACTIVE || t == UNIT_MAINTENANCE;
+static inline bool UNIT_IS_INACTIVE_OR_FAILED(UnitActiveState t) {
+ return t == UNIT_INACTIVE || t == UNIT_FAILED;
}
enum UnitDependency {
UNIT_REQUISITE,
UNIT_REQUISITE_OVERRIDABLE,
UNIT_WANTS,
+ UNIT_BIND_TO,
/* Inverse of the above */
UNIT_REQUIRED_BY, /* inverse of 'requires' and 'requisite' is 'required_by' */
- UNIT_REQUIRED_BY_OVERRIDABLE, /* inverse of 'soft_requires' and 'soft_requisite' is 'soft_required_by' */
+ UNIT_REQUIRED_BY_OVERRIDABLE, /* inverse of 'requires_overridable' and 'requisite_overridable' is 'soft_required_by' */
UNIT_WANTED_BY, /* inverse of 'wants' */
+ UNIT_BOUND_BY, /* inverse of 'bind_to' */
/* Negative dependencies */
- UNIT_CONFLICTS, /* inverse of 'conflicts' is 'conflicts' */
+ UNIT_CONFLICTS, /* inverse of 'conflicts' is 'conflicted_by' */
+ UNIT_CONFLICTED_BY,
/* Order */
UNIT_BEFORE, /* inverse of 'before' is 'after' and vice versa */
UNIT_AFTER,
+ /* On Failure */
+ UNIT_ON_FAILURE,
+
/* Reference information for GC logic */
UNIT_REFERENCES, /* Inverse of 'references' is 'referenced_by' */
UNIT_REFERENCED_BY,
Set *dependencies[_UNIT_DEPENDENCY_MAX];
char *description;
+
char *fragment_path; /* if loaded from a config file this is the primary path to it */
+ usec_t fragment_mtime;
/* If there is something to do with this unit, then this is
* the job for it */
Job *job;
+ usec_t job_timeout;
+
+ /* Conditions to check */
+ LIST_HEAD(Condition, conditions);
+
dual_timestamp inactive_exit_timestamp;
dual_timestamp active_enter_timestamp;
dual_timestamp active_exit_timestamp;
/* Used during GC sweeps */
unsigned gc_marker;
- /* If we go down, pull down everything that depends on us, too */
- bool recursive_stop;
+ /* When deserializing, temporarily store the job type for this
+ * unit here, if there was a job scheduled */
+ int deserialized_job; /* This is actually of type JobType */
+
+ /* Error code when we didn't manage to load the unit (negative) */
+ int load_error;
/* Garbage collect us we nobody wants or requires us anymore */
bool stop_when_unneeded;
- /* Refuse manual starting, allow starting only indirectly via dependency. */
- bool only_by_dependency;
-
/* Create default depedencies */
bool default_dependencies;
- /* When deserializing, temporarily store the job type for this
- * unit here, if there was a job scheduled */
- int deserialized_job; /* This is actually of type JobType */
+ /* Refuse manual starting, allow starting only indirectly via dependency. */
+ bool refuse_manual_start;
+
+ /* Don't allow the user to stop this unit manually, allow stopping only indirectly via dependency. */
+ bool refuse_manual_stop;
+
+ /* Allow isolation requests */
+ bool allow_isolate;
bool in_load_queue:1;
bool in_dbus_queue:1;
bool in_gc_queue:1;
bool sent_dbus_new_signal:1;
+
+ bool no_gc:1;
+
+ bool in_audit:1;
};
#include "service.h"
int (*stop)(Unit *u);
int (*reload)(Unit *u);
+ int (*kill)(Unit *u, KillWho w, KillMode m, int signo, DBusError *error);
+
bool (*can_reload)(Unit *u);
/* Write all data that cannot be restored from other sources
void (*sigchld_event)(Unit *u, pid_t pid, int code, int status);
void (*timer_event)(Unit *u, uint64_t n_elapsed, Watch *w);
+ /* Reset failed state if we are in failed state */
+ void (*reset_failed)(Unit *u);
+
/* Called whenever any of the cgroups this unit watches for
* ran empty */
void (*cgroup_notify_empty)(Unit *u);
/* Called for each message received on the bus */
DBusHandlerResult (*bus_message_handler)(Unit *u, DBusConnection *c, DBusMessage *message);
+ /* Return the unit this unit is following */
+ Unit *(*following)(Unit *u);
+
+ /* Return the set of units that are following each other */
+ int (*following_set)(Unit *u, Set **s);
+
/* This is called for each unit type and should be used to
* enumerate existing devices and load them. However,
* everything that is loaded here should still stay in
/* Type specific cleanups. */
void (*shutdown)(Manager *m);
+ /* When sending out PropertiesChanged signal, which properties
+ * shall be invalidated? This is a NUL separated list of
+ * strings, to minimize relocations a little. */
+ const char *bus_invalidating_properties;
+
+ /* The interface name */
+ const char *bus_interface;
+
/* Can units of this type have multiple names? */
bool no_alias:1;
- /* If true units of this types can never have "Requires"
- * dependencies, because state changes can only be observed,
- * not triggered */
- bool no_requires:1;
-
/* Instances make no sense for this type */
bool no_instances:1;
/* Exclude from automatic gc */
bool no_gc:1;
- /* Exclude from isolation requests */
+ /* Exclude from stopping on isolation requests */
bool no_isolate:1;
+
+ /* Show status updates on the console */
+ bool show_status:1;
};
extern const UnitVTable * const unit_vtable[_UNIT_TYPE_MAX];
int unit_load_fragment_and_dropin(Unit *u);
int unit_load_fragment_and_dropin_optional(Unit *u);
-int unit_load_nop(Unit *u);
int unit_load(Unit *unit);
const char *unit_description(Unit *u);
bool unit_can_reload(Unit *u);
bool unit_can_start(Unit *u);
+bool unit_can_isolate(Unit *u);
int unit_start(Unit *u);
int unit_stop(Unit *u);
int unit_reload(Unit *u);
+int unit_kill(Unit *u, KillWho w, KillMode m, int signo, DBusError *error);
+
void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns);
int unit_watch_fd(Unit *u, int fd, uint32_t events, Watch *w);
int unit_coldplug(Unit *u);
-const char *unit_type_to_string(UnitType i);
-UnitType unit_type_from_string(const char *s);
+void unit_status_printf(Unit *u, const char *format, ...);
+
+bool unit_need_daemon_reload(Unit *u);
+
+void unit_reset_failed(Unit *u);
+
+Unit *unit_following(Unit *u);
+
+bool unit_pending_inactive(Unit *u);
+bool unit_pending_active(Unit *u);
+
+int unit_add_default_target_dependency(Unit *u, Unit *target);
+
+int unit_following_set(Unit *u, Set **s);
+
+UnitType unit_name_to_type(const char *n);
+bool unit_name_is_valid(const char *n, bool template_ok);
const char *unit_load_state_to_string(UnitLoadState i);
UnitLoadState unit_load_state_from_string(const char *s);
const char *unit_dependency_to_string(UnitDependency i);
UnitDependency unit_dependency_from_string(const char *s);
-const char *kill_mode_to_string(KillMode k);
-KillMode kill_mode_from_string(const char *s);
-
#endif