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-rw-r--r--src/core/dbus-manager.c57
1 files changed, 57 insertions, 0 deletions
diff --git a/src/core/dbus-manager.c b/src/core/dbus-manager.c
index ef05a75a8b..ea7ced2fd0 100644
--- a/src/core/dbus-manager.c
+++ b/src/core/dbus-manager.c
@@ -643,6 +643,54 @@ static int method_set_unit_properties(sd_bus_message *message, void *userdata, s
return bus_unit_method_set_properties(message, u, error);
}
+static int method_ref_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ Manager *m = userdata;
+ const char *name;
+ Unit *u;
+ int r;
+
+ assert(message);
+ assert(m);
+
+ r = sd_bus_message_read(message, "s", &name);
+ if (r < 0)
+ return r;
+
+ r = manager_load_unit(m, name, NULL, error, &u);
+ if (r < 0)
+ return r;
+
+ r = bus_unit_check_load_state(u, error);
+ if (r < 0)
+ return r;
+
+ return bus_unit_method_ref(message, u, error);
+}
+
+static int method_unref_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ Manager *m = userdata;
+ const char *name;
+ Unit *u;
+ int r;
+
+ assert(message);
+ assert(m);
+
+ r = sd_bus_message_read(message, "s", &name);
+ if (r < 0)
+ return r;
+
+ r = manager_load_unit(m, name, NULL, error, &u);
+ if (r < 0)
+ return r;
+
+ r = bus_unit_check_load_state(u, error);
+ if (r < 0)
+ return r;
+
+ return bus_unit_method_unref(message, u, error);
+}
+
static int reply_unit_info(sd_bus_message *reply, Unit *u) {
_cleanup_free_ char *unit_path = NULL, *job_path = NULL;
Unit *following;
@@ -781,6 +829,13 @@ static int transient_unit_from_message(
if (r < 0)
return r;
+ /* If the client asked for it, automatically add a reference to this unit. */
+ if (u->bus_track_add) {
+ r = bus_unit_track_add_sender(u, message);
+ if (r < 0)
+ return log_error_errno(r, "Failed to watch sender: %m");
+ }
+
/* Now load the missing bits of the unit we just created */
unit_add_to_load_queue(u);
manager_dispatch_load_queue(m);
@@ -2211,6 +2266,8 @@ const sd_bus_vtable bus_manager_vtable[] = {
SD_BUS_METHOD("KillUnit", "ssi", NULL, method_kill_unit, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_METHOD("ResetFailedUnit", "s", NULL, method_reset_failed_unit, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_METHOD("SetUnitProperties", "sba(sv)", NULL, method_set_unit_properties, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("RefUnit", "s", NULL, method_ref_unit, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("UnrefUnit", "s", NULL, method_unref_unit, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_METHOD("StartTransientUnit", "ssa(sv)a(sa(sv))", "o", method_start_transient_unit, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_METHOD("GetUnitProcesses", "s", "a(sus)", method_get_unit_processes, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_METHOD("GetJob", "u", "o", method_get_job, SD_BUS_VTABLE_UNPRIVILEGED),