- break;
-
- case ACTION_HIBERNATE:
- method = "Hibernate";
- break;
-
- default:
- return -EINVAL;
- }
-
- m = dbus_message_new_method_call(
- "org.freedesktop.login1",
- "/org/freedesktop/login1",
- "org.freedesktop.login1.Manager",
- method);
- if (!m) {
- log_error("Could not allocate message.");
- r = -ENOMEM;
- goto finish;
- }
-
- if (!dbus_message_append_args(m,
- DBUS_TYPE_BOOLEAN, &interactive,
- DBUS_TYPE_INVALID)) {
- log_error("Could not append arguments to message.");
- r = -ENOMEM;
- goto finish;
- }
-
- reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error);
- if (!reply) {
- if (error_is_no_service(&error)) {
- log_debug("Failed to issue method call: %s", bus_error_message(&error));
- r = -ENOENT;
- goto finish;
- }
-
- if (dbus_error_has_name(&error, DBUS_ERROR_ACCESS_DENIED)) {
- log_debug("Failed to issue method call: %s", bus_error_message(&error));
- r = -EACCES;
- goto finish;
- }
-
- log_info("Failed to issue method call: %s", bus_error_message(&error));
- r = -EIO;
- goto finish;
- }
-
- r = 0;
-
-finish:
- if (m)
- dbus_message_unref(m);
-
- if (reply)
- dbus_message_unref(reply);
-
- dbus_error_free(&error);
-
- return r;
-#else
- return -ENOSYS;
-#endif
-}
-
-static int start_special(DBusConnection *bus, char **args) {
- enum action a;
- int r;
-
- assert(args);
-
- a = verb_to_action(args[0]);
-
- if (arg_force >= 2 && geteuid() != 0) {
- log_error("Must be root.");
- return -EPERM;
- }
-
- if (arg_force >= 2 &&
- (a == ACTION_HALT ||
- a == ACTION_POWEROFF ||
- a == ACTION_REBOOT))
- halt_now(a);
-
- if (arg_force >= 1 &&
- (a == ACTION_HALT ||
- a == ACTION_POWEROFF ||
- a == ACTION_REBOOT ||
- a == ACTION_KEXEC ||
- a == ACTION_EXIT))
- return daemon_reload(bus, args);
-
- /* first try logind, to allow authentication with polkit */
- if (geteuid() != 0 &&
- (a == ACTION_POWEROFF ||
- a == ACTION_REBOOT ||
- a == ACTION_SUSPEND ||
- a == ACTION_HIBERNATE)) {
- r = reboot_with_logind(bus, a);
- if (r >= 0)
- return r;
- }
-
- r = start_unit(bus, args);
- if (r >= 0)
- warn_wall(a);
-
- return r;
-}
-
-static int check_unit(DBusConnection *bus, char **args) {
- DBusMessage *m = NULL, *reply = NULL;
- const char
- *interface = "org.freedesktop.systemd1.Unit",
- *property = "ActiveState";
- int r = 3; /* According to LSB: "program is not running" */
- DBusError error;
- char **name;
-
- assert(bus);
- assert(args);
-
- dbus_error_init(&error);
-
- STRV_FOREACH(name, args+1) {
- const char *path = NULL;
- const char *state;
- DBusMessageIter iter, sub;
-
- if (!(m = dbus_message_new_method_call(
- "org.freedesktop.systemd1",
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- "GetUnit"))) {
- log_error("Could not allocate message.");
- r = -ENOMEM;
- goto finish;
- }
-
- if (!dbus_message_append_args(m,
- DBUS_TYPE_STRING, name,
- DBUS_TYPE_INVALID)) {
- log_error("Could not append arguments to message.");
- r = -ENOMEM;
- goto finish;
- }
-
- if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) {
-
- /* Hmm, cannot figure out anything about this unit... */
- if (!arg_quiet)
- puts("unknown");
-
- dbus_error_free(&error);
- dbus_message_unref(m);
- m = NULL;
- continue;
- }
-
- if (!dbus_message_get_args(reply, &error,
- DBUS_TYPE_OBJECT_PATH, &path,
- DBUS_TYPE_INVALID)) {
- log_error("Failed to parse reply: %s", bus_error_message(&error));
- r = -EIO;
- goto finish;
- }
-
- dbus_message_unref(m);
- if (!(m = dbus_message_new_method_call(
- "org.freedesktop.systemd1",
- path,
- "org.freedesktop.DBus.Properties",
- "Get"))) {
- log_error("Could not allocate message.");
- r = -ENOMEM;
- goto finish;
- }
-
- if (!dbus_message_append_args(m,
- DBUS_TYPE_STRING, &interface,
- DBUS_TYPE_STRING, &property,
- DBUS_TYPE_INVALID)) {
- log_error("Could not append arguments to message.");
- r = -ENOMEM;
- goto finish;
- }
-
- dbus_message_unref(reply);
- if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) {
- log_error("Failed to issue method call: %s", bus_error_message(&error));
- r = -EIO;
- goto finish;
- }
-
- if (!dbus_message_iter_init(reply, &iter) ||
- dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) {
- log_error("Failed to parse reply.");
- r = -EIO;
- goto finish;
- }