-/*-*- Mode: C; c-basic-offset: 8 -*-*/
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
#ifndef foounithfoo
#define foounithfoo
#include "socket-util.h"
#include "execute.h"
-#define UNIT_NAME_MAX 128
-#define DEFAULT_TIMEOUT_USEC (20*USEC_PER_SEC)
+#define UNIT_NAME_MAX 256
+#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_LOAD_STATE_MAX,
_UNIT_LOAD_STATE_INVALID = -1
enum UnitActiveState {
UNIT_ACTIVE,
- UNIT_ACTIVE_RELOADING,
+ UNIT_RELOADING,
UNIT_INACTIVE,
+ UNIT_FAILED,
UNIT_ACTIVATING,
UNIT_DEACTIVATING,
_UNIT_ACTIVE_STATE_MAX,
};
static inline bool UNIT_IS_ACTIVE_OR_RELOADING(UnitActiveState t) {
- return t == UNIT_ACTIVE || t == UNIT_ACTIVE_RELOADING;
+ return t == UNIT_ACTIVE || t == UNIT_RELOADING;
}
static inline bool UNIT_IS_ACTIVE_OR_ACTIVATING(UnitActiveState t) {
- return t == UNIT_ACTIVE || t == UNIT_ACTIVATING || t == UNIT_ACTIVE_RELOADING;
+ return t == UNIT_ACTIVE || t == UNIT_ACTIVATING || t == UNIT_RELOADING;
}
static inline bool UNIT_IS_INACTIVE_OR_DEACTIVATING(UnitActiveState t) {
- return t == UNIT_INACTIVE || t == UNIT_DEACTIVATING;
+ return t == UNIT_INACTIVE || t == UNIT_FAILED || t == UNIT_DEACTIVATING;
+}
+
+static inline bool UNIT_IS_INACTIVE_OR_FAILED(UnitActiveState t) {
+ return t == UNIT_INACTIVE || t == UNIT_FAILED;
}
enum UnitDependency {
UNIT_WANTED_BY, /* inverse of 'wants' */
/* 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,
UnitLoadState load_state;
Unit *merged_into;
- /* Refuse manual starting, allow starting only indirectly via dependency. */
- bool only_by_dependency;
-
char *id; /* One name is special because we use it for identification. Points to an entry in the names set */
char *instance;
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;
- timestamp inactive_exit_timestamp;
- timestamp active_enter_timestamp;
- timestamp active_exit_timestamp;
- timestamp inactive_enter_timestamp;
+ usec_t job_timeout;
+
+ dual_timestamp inactive_exit_timestamp;
+ dual_timestamp active_enter_timestamp;
+ dual_timestamp active_exit_timestamp;
+ dual_timestamp inactive_enter_timestamp;
/* Counterparts in the cgroup filesystem */
CGroupBonding *cgroup_bondings;
/* Used during GC sweeps */
unsigned gc_marker;
+ /* 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;
+
/* If we go down, pull down everything that depends on us, too */
bool recursive_stop;
/* Garbage collect us we nobody wants or requires us anymore */
bool stop_when_unneeded;
- /* 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 */
+ /* Create default depedencies */
+ bool default_dependencies;
+
+ /* Bring up this unit even if a dependency fails to start */
+ bool ignore_dependency_failure;
+
+ /* 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"
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 whenever a process of this unit sends us a message */
+ void (*notify_message)(Unit *u, pid_t pid, char **tags);
+
/* Called whenever a name thus Unit registered for comes or
* goes away. */
void (*bus_name_owner_change)(Unit *u, const char *name, const char *old_owner, const char *new_owner);
void (*bus_query_pid_done)(Unit *u, const char *name, pid_t pid);
/* Called for each message received on the bus */
- DBusHandlerResult (*bus_message_handler)(Unit *u, DBusMessage *message);
+ DBusHandlerResult (*bus_message_handler)(Unit *u, DBusConnection *c, DBusMessage *message);
+
+ /* Return the unit this unit is following */
+ Unit *(*following)(Unit *u);
/* This is called for each unit type and should be used to
* enumerate existing devices and load them. However,
/* Type specific cleanups. */
void (*shutdown)(Manager *m);
+ /* When sending out PropertiesChanged signal, which properties
+ * shall be invalidated? This is a NUL seperated 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;
/* 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];
/* For casting a unit into the various unit types */
#define DEFINE_CAST(UPPERCASE, MixedCase) \
static inline MixedCase* UPPERCASE(Unit *u) { \
- if (!u || u->meta.type != UNIT_##UPPERCASE) \
+ if (_unlikely_(!u || u->meta.type != UNIT_##UPPERCASE)) \
return NULL; \
\
return (MixedCase*) u; \
}
/* For casting the various unit types into a unit */
-#define UNIT(u) ((Unit*) (u))
+#define UNIT(u) ((Unit*) (&(u)->meta))
DEFINE_CAST(SOCKET, Socket);
DEFINE_CAST(TIMER, Timer);
int unit_add_name(Unit *u, const char *name);
int unit_add_dependency(Unit *u, UnitDependency d, Unit *other, bool add_reference);
+int unit_add_two_dependencies(Unit *u, UnitDependency d, UnitDependency e, Unit *other, bool add_reference);
+
int unit_add_dependency_by_name(Unit *u, UnitDependency d, const char *name, const char *filename, bool add_reference);
+int unit_add_two_dependencies_by_name(Unit *u, UnitDependency d, UnitDependency e, const char *name, const char *path, bool add_reference);
+
int unit_add_dependency_by_name_inverse(Unit *u, UnitDependency d, const char *name, const char *filename, bool add_reference);
+int unit_add_two_dependencies_by_name_inverse(Unit *u, UnitDependency d, UnitDependency e, const char *name, const char *path, bool add_reference);
int unit_add_exec_dependencies(Unit *u, ExecContext *c);
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_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);
const char *unit_load_state_to_string(UnitLoadState i);
UnitLoadState unit_load_state_from_string(const char *s);