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systemctl: add commands set-default and get-default

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systemctl set-default NAME links the default.target to the given unit,
get-default prints out the path to the currently set default target.
This commit is contained in:
Václav Pavlín
2013-05-30 20:44:41 -04:00
committed by Zbigniew Jędrzejewski-Szmek
parent 9749cd77bc
commit 99504dd4c1
7 changed files with 206 additions and 3 deletions
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src/core/dbus-manager.c
+27 -1
View File
@@ -227,6 +227,13 @@
" <arg name=\"files\" type=\"as\" direction=\"in\"/>\n" \
" <arg name=\"runtime\" type=\"b\" direction=\"in\"/>\n" \
" <arg name=\"changes\" type=\"a(sss)\" direction=\"out\"/>\n" \
" </method>\n" \
" <method name=\"SetDefaultTarget\">\n" \
" <arg name=\"files\" type=\"as\" direction=\"in\"/>\n" \
" <arg name=\"changes\" type=\"a(sss)\" direction=\"out\"/>\n" \
" </method>\n" \
" <method name=\"GetDefaultTarget\">\n" \
" <arg name=\"name\" type=\"s\" direction=\"out\"/>\n" \
" </method>\n"
#define BUS_MANAGER_INTERFACE_SIGNALS \
@@ -1728,7 +1735,8 @@ static DBusHandlerResult bus_manager_message_handler(DBusConnection *connection,
dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "ReenableUnitFiles") ||
dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "LinkUnitFiles") ||
dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "PresetUnitFiles") ||
dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "MaskUnitFiles")) {
dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "MaskUnitFiles") ||
dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "SetDefaultTarget")) {
char **l = NULL;
DBusMessageIter iter;
@@ -1771,6 +1779,8 @@ static DBusHandlerResult bus_manager_message_handler(DBusConnection *connection,
carries_install_info = r;
} else if (streq(member, "MaskUnitFiles"))
r = unit_file_mask(scope, runtime, NULL, l, force, &changes, &n_changes);
else if (streq(member, "SetDefaultTarget"))
r = unit_file_set_default(scope, NULL, l[0], &changes, &n_changes);
else
assert_not_reached("Uh? Wrong method");
@@ -1838,6 +1848,22 @@ static DBusHandlerResult bus_manager_message_handler(DBusConnection *connection,
if (!reply)
goto oom;
} else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "GetDefaultTarget")) {
UnitFileScope scope = m->running_as == SYSTEMD_SYSTEM ? UNIT_FILE_SYSTEM : UNIT_FILE_USER;
_cleanup_free_ char *default_target = NULL;
reply = dbus_message_new_method_return(message);
if (!reply)
goto oom;
r = unit_file_get_default(scope, NULL, &default_target);
if (r < 0)
return bus_send_error_reply(connection, message, NULL, r);
if (!dbus_message_append_args(reply, DBUS_TYPE_STRING, &default_target, DBUS_TYPE_INVALID)) {
goto oom;
}
} else {
const BusBoundProperties bps[] = {
{ "org.freedesktop.systemd1.Manager", bus_systemd_properties, systemd_property_string },
src/core/org.freedesktop.systemd1.conf
+4
View File
@@ -86,6 +86,10 @@
send_interface="org.freedesktop.systemd1.Manager"
send_member="Dump"/>
<allow send_destination="org.freedesktop.systemd1"
send_interface="org.freedesktop.systemd1.Manager"
send_member="GetDefaultTarget"/>
<allow receive_sender="org.freedesktop.systemd1"/>
</policy>