ACTION_REBOOT,
ACTION_KEXEC,
ACTION_EXIT,
+ ACTION_SUSPEND,
+ ACTION_HIBERNATE,
ACTION_RUNLEVEL2,
ACTION_RUNLEVEL3,
ACTION_RUNLEVEL4,
return ACTION_DEFAULT;
else if (streq(verb, "exit"))
return ACTION_EXIT;
+ else if (streq(verb, "suspend"))
+ return ACTION_SUSPEND;
+ else if (streq(verb, "hibernate"))
+ return ACTION_HIBERNATE;
else
return ACTION_INVALID;
}
[ACTION_RESCUE] = SPECIAL_RESCUE_TARGET,
[ACTION_EMERGENCY] = SPECIAL_EMERGENCY_TARGET,
[ACTION_DEFAULT] = SPECIAL_DEFAULT_TARGET,
- [ACTION_EXIT] = SPECIAL_EXIT_TARGET
+ [ACTION_EXIT] = SPECIAL_EXIT_TARGET,
+ [ACTION_SUSPEND] = SPECIAL_SUSPEND_TARGET,
+ [ACTION_HIBERNATE] = SPECIAL_HIBERNATE_TARGET
};
int r, ret = 0;
method = "PowerOff";
break;
+ case ACTION_SUSPEND:
+ method = "Suspend";
+ break;
+
+ case ACTION_HIBERNATE:
+ method = "Hibernate";
+ break;
+
default:
return -EINVAL;
}
/* first try logind, to allow authentication with polkit */
if (geteuid() != 0 &&
(a == ACTION_POWEROFF ||
- a == ACTION_REBOOT)) {
+ a == ACTION_REBOOT ||
+ a == ACTION_SUSPEND ||
+ a == ACTION_HIBERNATE)) {
r = reboot_with_logind(bus, a);
if (r >= 0)
return r;
return r;
}
+static int switch_root(DBusConnection *bus, char **args) {
+ DBusMessage *m = NULL, *reply = NULL;
+ unsigned l;
+ const char *root, *init;
+ DBusError error;
+ int r;
+
+ dbus_error_init(&error);
+
+ l = strv_length(args);
+ if (l < 2 || l > 3) {
+ log_error("Wrong number of arguments.");
+ return -EINVAL;
+ }
+
+ root = args[1];
+ init = l >= 3 ? args[2] : "";
+
+ m = dbus_message_new_method_call(
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "SwitchRoot");
+ if (!m) {
+ log_error("Could not allocate message.");
+ return -ENOMEM;
+ }
+
+ if (!dbus_message_append_args(
+ m,
+ DBUS_TYPE_STRING, &root,
+ DBUS_TYPE_STRING, &init,
+ 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) {
+ log_error("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;
+}
+
static int set_environment(DBusConnection *bus, char **args) {
DBusMessage *m = NULL, *reply = NULL;
DBusError error;
" poweroff Shut down and power-off the system\n"
" reboot Shut down and reboot the system\n"
" kexec Shut down and reboot the system with kexec\n"
- " exit Ask for user instance termination\n",
+ " exit Request user instance exit\n"
+ " switch-root [ROOT] [INIT] Change to a different root file system\n"
+ " suspend Suspend the system\n"
+ " hibernate Hibernate the system\n",
program_invocation_short_name);
return 0;
{ "poweroff", EQUAL, 1, start_special },
{ "reboot", EQUAL, 1, start_special },
{ "kexec", EQUAL, 1, start_special },
+ { "suspend", EQUAL, 1, start_special },
+ { "hibernate", EQUAL, 1, start_special },
{ "default", EQUAL, 1, start_special },
{ "rescue", EQUAL, 1, start_special },
{ "emergency", EQUAL, 1, start_special },
{ "preset", MORE, 2, enable_unit },
{ "mask", MORE, 2, enable_unit },
{ "unmask", MORE, 2, enable_unit },
- { "link", MORE, 2, enable_unit }
+ { "link", MORE, 2, enable_unit },
+ { "switch-root", MORE, 2, switch_root },
};
int left;