1 /*-*- Mode: C; c-basic-offset: 8 -*-*/
8 static const char introspection[] =
9 DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE
12 " <interface name=\"org.freedesktop.systemd1.Unit\">"
13 " <property name=\"Id\" type=\"s\" access=\"read\"/>"
14 " <property name=\"Description\" type=\"s\" access=\"read\"/>"
15 " <property name=\"LoadState\" type=\"s\" access=\"read\"/>"
16 " <property name=\"ActiveState\" type=\"s\" access=\"read\"/>"
17 " <property name=\"LoadPath\" type=\"s\" access=\"read\"/>"
18 " <property name=\"ActiveEnterTimestamp\" type=\"t\" access=\"read\"/>"
19 " <property name=\"ActiveExitTimestamp\" type=\"t\" access=\"read\"/>"
20 " <property name=\"CanReload\" type=\"b\" access=\"read\"/>"
21 " <property name=\"CanStart\" type=\"b\" access=\"read\"/>"
22 " <property name=\"Job\" type=\"(uo)\" access=\"read\"/>"
24 BUS_PROPERTIES_INTERFACE
25 BUS_INTROSPECTABLE_INTERFACE
28 static int bus_unit_append_id(Manager *m, DBusMessageIter *i, const char *property, void *data) {
39 if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &id))
45 static int bus_unit_append_description(Manager *m, DBusMessageIter *i, const char *property, void *data) {
54 d = unit_description(u);
56 if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &d))
62 static int bus_unit_append_load_state(Manager *m, DBusMessageIter *i, const char *property, void *data) {
71 state = unit_load_state_to_string(u->meta.load_state);
73 if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &state))
79 static int bus_unit_append_active_state(Manager *m, DBusMessageIter *i, const char *property, void *data) {
88 state = unit_active_state_to_string(unit_active_state(u));
90 if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &state))
96 static int bus_unit_append_can_reload(Manager *m, DBusMessageIter *i, const char *property, void *data) {
105 b = unit_can_reload(u);
107 if (!dbus_message_iter_append_basic(i, DBUS_TYPE_BOOLEAN, &b))
113 static int bus_unit_append_can_start(Manager *m, DBusMessageIter *i, const char *property, void *data) {
122 b = unit_can_start(u);
124 if (!dbus_message_iter_append_basic(i, DBUS_TYPE_BOOLEAN, &b))
130 static int bus_unit_append_job(Manager *m, DBusMessageIter *i, const char *property, void *data) {
140 if (!dbus_message_iter_open_container(i, DBUS_TYPE_STRUCT, NULL, &sub))
145 if (!(p = job_dbus_path(u->meta.job)))
148 if (!dbus_message_iter_append_basic(&sub, DBUS_TYPE_UINT32, &u->meta.job->id) ||
149 !dbus_message_iter_append_basic(&sub, DBUS_TYPE_STRING, &p)) {
156 /* No job, so let's fill in some placeholder
157 * data. Since we need to fill in a valid path we
158 * simple point to ourselves. */
160 if (!(p = unit_dbus_path(u)))
163 if (!dbus_message_iter_append_basic(&sub, DBUS_TYPE_UINT32, &id) ||
164 !dbus_message_iter_append_basic(&sub, DBUS_TYPE_STRING, &p)) {
172 if (!dbus_message_iter_close_container(i, &sub))
178 static DBusHandlerResult bus_unit_message_dispatch(Unit *u, DBusMessage *message) {
180 const BusProperty properties[] = {
181 { "org.freedesktop.systemd1.Unit", "Id", bus_unit_append_id, "s", u },
182 { "org.freedesktop.systemd1.Unit", "Description", bus_unit_append_description, "s", u },
183 { "org.freedesktop.systemd1.Unit", "LoadState", bus_unit_append_load_state, "s", u },
184 { "org.freedesktop.systemd1.Unit", "ActiveState", bus_unit_append_active_state, "s", u },
185 { "org.freedesktop.systemd1.Unit", "LoadPath", bus_property_append_string, "s", u->meta.load_path },
186 { "org.freedesktop.systemd1.Unit", "ActiveEnterTimestamp", bus_property_append_uint64, "t", &u->meta.active_enter_timestamp },
187 { "org.freedesktop.systemd1.Unit", "ActiveExitTimestamp", bus_property_append_uint64, "t", &u->meta.active_exit_timestamp },
188 { "org.freedesktop.systemd1.Unit", "CanReload", bus_unit_append_can_reload, "b", u },
189 { "org.freedesktop.systemd1.Unit", "CanStart", bus_unit_append_can_start, "b", u },
190 { "org.freedesktop.systemd1.Unit", "Job", bus_unit_append_job, "(us)", u, },
191 { NULL, NULL, NULL, NULL, NULL }
194 return bus_default_message_handler(u->meta.manager, message, introspection, properties);
197 static DBusHandlerResult bus_unit_message_handler(DBusConnection *connection, DBusMessage *message, void *data) {
206 log_debug("Got D-Bus request: %s.%s() on %s",
207 dbus_message_get_interface(message),
208 dbus_message_get_member(message),
209 dbus_message_get_path(message));
211 if ((r = manager_get_unit_from_dbus_path(m, dbus_message_get_path(message), &u)) < 0) {
214 return DBUS_HANDLER_RESULT_NEED_MEMORY;
217 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
219 return bus_send_error_reply(m, message, NULL, r);
222 return bus_unit_message_dispatch(u, message);
225 const DBusObjectPathVTable bus_unit_vtable = {
226 .message_function = bus_unit_message_handler