Merge pull request #13439 from yuwata/core-support-systemctl-clean-more

[thirdparty/systemd.git] / src / core / unit.h

diff --git a/src/core/unit.h b/src/core/unit.h
index f6364592619f7fd5871d4bc3117bd2ea35db060f..2ff4b1316034163c8b9991d6706310414ad1b944 100644 (file)
--- a/src/core/unit.h
+++ b/src/core/unit.h
@@ -8,10 +8,9 @@
 #include "bpf-program.h"
 #include "condition.h"
 #include "emergency-action.h"
-#include "install.h"
 #include "list.h"
 #include "set.h"
-#include "unit-name.h"
+#include "unit-file.h"
 #include "cgroup.h"
 
 typedef struct UnitRef UnitRef;
@@ -147,6 +146,7 @@ typedef struct Unit {
 
         /* The slot used for watching NameOwnerChanged signals */
         sd_bus_slot *match_bus_slot;
+        sd_bus_slot *get_name_owner_slot;
 
         /* References to this unit from clients */
         sd_bus_track *bus_track;
@@ -475,6 +475,12 @@ typedef struct UnitVTable {
 
         int (*kill)(Unit *u, KillWho w, int signo, sd_bus_error *error);
 
+        /* Clear out the various runtime/state/cache/logs/configuration data */
+        int (*clean)(Unit *u, ExecCleanMask m);
+
+        /* Return which kind of data can be cleaned */
+        int (*can_clean)(Unit *u, ExecCleanMask *ret);
+
         bool (*can_reload)(Unit *u);
 
         /* Write all data that cannot be restored from other sources
@@ -523,7 +529,7 @@ typedef struct UnitVTable {
         void (*notify_message)(Unit *u, const struct ucred *ucred, char **tags, FDSet *fds);
 
         /* Called whenever a name this 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_name_owner_change)(Unit *u, const char *old_owner, const char *new_owner);
 
         /* Called for each property that is being set */
         int (*bus_set_property)(Unit *u, const char *name, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error);
@@ -671,6 +677,7 @@ int unit_set_slice(Unit *u, Unit *slice);
 int unit_set_default_slice(Unit *u);
 
 const char *unit_description(Unit *u) _pure_;
+const char *unit_status_string(Unit *u) _pure_;
 
 bool unit_has_name(const Unit *u, const char *name);
 
@@ -695,6 +702,7 @@ int unit_kill_common(Unit *u, KillWho who, int signo, pid_t main_pid, pid_t cont
 typedef enum UnitNotifyFlags {
         UNIT_NOTIFY_RELOAD_FAILURE    = 1 << 0,
         UNIT_NOTIFY_WILL_AUTO_RESTART = 1 << 1,
+        UNIT_NOTIFY_SKIP_CONDITION    = 1 << 2,
 } UnitNotifyFlags;
 
 void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns, UnitNotifyFlags flags);
@@ -744,6 +752,7 @@ const char *unit_slice_name(Unit *u);
 bool unit_stop_pending(Unit *u) _pure_;
 bool unit_inactive_or_pending(Unit *u) _pure_;
 bool unit_active_or_pending(Unit *u);
+bool unit_will_restart_default(Unit *u);
 bool unit_will_restart(Unit *u);
 
 int unit_add_default_target_dependency(Unit *u, Unit *target);
@@ -792,10 +801,6 @@ bool unit_is_unneeded(Unit *u);
 pid_t unit_control_pid(Unit *u);
 pid_t unit_main_pid(Unit *u);
 
-static inline bool unit_supported(Unit *u) {
-        return unit_type_supported(u->type);
-}
-
 void unit_warn_if_dir_nonempty(Unit *u, const char* where);
 int unit_fail_if_noncanonical(Unit *u, const char* where);
 
@@ -820,6 +825,7 @@ bool unit_shall_confirm_spawn(Unit *u);
 int unit_set_exec_params(Unit *s, ExecParameters *p);
 
 int unit_fork_helper_process(Unit *u, const char *name, pid_t *ret);
+int unit_fork_and_watch_rm_rf(Unit *u, char **paths, pid_t *ret_pid);
 
 void unit_remove_dependencies(Unit *u, UnitDependencyMask mask);
 
@@ -836,6 +842,9 @@ const char *unit_label_path(Unit *u);
 
 int unit_pid_attachable(Unit *unit, pid_t pid, sd_bus_error *error);
 
+/* unit_log_skip is for cases like ExecCondition= where a unit is considered "done"
+ * after some execution, rather than succeeded or failed. */
+void unit_log_skip(Unit *u, const char *result);
 void unit_log_success(Unit *u);
 void unit_log_failure(Unit *u, const char *result);
 static inline void unit_log_result(Unit *u, bool success, const char *result) {
@@ -845,7 +854,7 @@ static inline void unit_log_result(Unit *u, bool success, const char *result) {
                 unit_log_failure(u, result);
 }
 
-void unit_log_process_exit(Unit *u, int level, const char *kind, const char *command, int code, int status);
+void unit_log_process_exit(Unit *u, const char *kind, const char *command, bool success, int code, int status);
 
 int unit_exit_status(Unit *u);
 int unit_success_action_exit_status(Unit *u);
@@ -853,6 +862,10 @@ int unit_failure_action_exit_status(Unit *u);
 
 int unit_test_trigger_loaded(Unit *u);
 
+void unit_destroy_runtime_directory(Unit *u, const ExecContext *context);
+int unit_clean(Unit *u, ExecCleanMask mask);
+int unit_can_clean(Unit *u, ExecCleanMask *ret_mask);
+
 /* Macros which append UNIT= or USER_UNIT= to the message */
 
 #define log_unit_full(unit, level, error, ...)                          \