/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
* Copyright (C) 2017 Red Hat, Inc.
*/
#include "libnm-core/nm-default-libnm-core.h"
#include "nm-setting-ovs-interface.h"
#include "nm-connection-private.h"
#include "nm-setting-connection.h"
#include "nm-setting-private.h"
/**
* SECTION:nm-setting-ovs-interface
* @short_description: Describes connection properties for Open vSwitch interfaces.
*
* The #NMSettingOvsInterface object is a #NMSetting subclass that describes properties
* necessary for Open vSwitch interfaces.
**/
/*****************************************************************************/
NM_GOBJECT_PROPERTIES_DEFINE_BASE(PROP_TYPE, );
/**
* NMSettingOvsInterface:
*
* Open vSwitch Interface Settings
*/
struct _NMSettingOvsInterface {
NMSetting parent;
char *type;
};
struct _NMSettingOvsInterfaceClass {
NMSettingClass parent;
};
G_DEFINE_TYPE(NMSettingOvsInterface, nm_setting_ovs_interface, NM_TYPE_SETTING)
/*****************************************************************************/
/**
* nm_setting_ovs_interface_get_interface_type:
* @self: the #NMSettingOvsInterface
*
* Returns: the #NMSettingOvsInterface:type property of the setting
*
* Since: 1.10
**/
const char *
nm_setting_ovs_interface_get_interface_type(NMSettingOvsInterface *self)
{
g_return_val_if_fail(NM_IS_SETTING_OVS_INTERFACE(self), NULL);
return self->type;
}
/*****************************************************************************/
int
_nm_setting_ovs_interface_verify_interface_type(NMSettingOvsInterface *self,
const char * type,
NMConnection * connection,
gboolean normalize,
gboolean * out_modified,
const char ** out_normalized_type,
GError ** error)
{
const char *type_from_setting = NULL;
const char *type_setting = NULL;
const char *connection_type;
gboolean is_ovs_connection_type;
if (normalize) {
g_return_val_if_fail(NM_IS_SETTING_OVS_INTERFACE(self), FALSE);
g_return_val_if_fail(NM_IS_CONNECTION(connection), FALSE);
nm_assert(self == nm_connection_get_setting_ovs_interface(connection));
} else {
g_return_val_if_fail(!self || NM_IS_SETTING_OVS_INTERFACE(self), FALSE);
g_return_val_if_fail(!connection || NM_IS_CONNECTION(connection), FALSE);
}
NM_SET_OUT(out_modified, FALSE);
NM_SET_OUT(out_normalized_type, NULL);
if (type && !NM_IN_STRSET(type, "internal", "system", "patch", "dpdk")) {
g_set_error(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_INVALID_PROPERTY,
_("'%s' is not a valid interface type"),
type);
g_prefix_error(error,
"%s.%s: ",
NM_SETTING_OVS_INTERFACE_SETTING_NAME,
NM_SETTING_OVS_INTERFACE_TYPE);
return FALSE;
}
if (!connection) {
NM_SET_OUT(out_normalized_type, type);
return TRUE;
}
connection_type = nm_connection_get_connection_type(connection);
if (!connection_type) {
/* if we have an ovs-interface, then the connection type must be either
* "ovs-interface" (for non "system" type) or anything else (for "system" type).
*
* The connection type usually can be normalized based on the presence of a
* base setting. However, in this case, if the connection type is missing,
* that is too complicate to guess what the user wanted.
*
* Require the use to be explicit and fail. */
g_set_error(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_INVALID_PROPERTY,
_("A connection with a '%s' setting needs connection.type explicitly set"),
NM_SETTING_OVS_INTERFACE_SETTING_NAME);
g_prefix_error(error,
"%s.%s: ",
NM_SETTING_CONNECTION_SETTING_NAME,
NM_SETTING_CONNECTION_TYPE);
return FALSE;
}
if (nm_streq(connection_type, NM_SETTING_OVS_INTERFACE_SETTING_NAME)) {
if (type && nm_streq(type, "system")) {
g_set_error(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_INVALID_PROPERTY,
_("A connection of type '%s' cannot have ovs-interface.type \"system\""),
NM_SETTING_OVS_INTERFACE_SETTING_NAME);
g_prefix_error(error,
"%s.%s: ",
NM_SETTING_OVS_INTERFACE_SETTING_NAME,
NM_SETTING_OVS_INTERFACE_TYPE);
return FALSE;
}
is_ovs_connection_type = TRUE;
} else {
if (type && !nm_streq(type, "system")) {
g_set_error(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_INVALID_PROPERTY,
_("A connection of type '%s' cannot have an ovs-interface.type \"%s\""),
connection_type,
type);
g_prefix_error(error,
"%s.%s: ",
NM_SETTING_OVS_INTERFACE_SETTING_NAME,
NM_SETTING_OVS_INTERFACE_TYPE);
return FALSE;
}
is_ovs_connection_type = FALSE;
}
if (nm_connection_get_setting_by_name(connection, NM_SETTING_OVS_PATCH_SETTING_NAME)) {
type_from_setting = "patch";
type_setting = NM_SETTING_OVS_PATCH_SETTING_NAME;
}
if (nm_connection_get_setting_by_name(connection, NM_SETTING_OVS_DPDK_SETTING_NAME)) {
if (type_from_setting) {
g_set_error(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_INVALID_PROPERTY,
_("A connection can not have both '%s' and '%s' settings at the same time"),
NM_SETTING_OVS_DPDK_SETTING_NAME,
type_setting);
return FALSE;
}
type_from_setting = "dpdk";
type_setting = NM_SETTING_OVS_DPDK_SETTING_NAME;
}
if (type_from_setting) {
if (!is_ovs_connection_type) {
g_set_error(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_INVALID_PROPERTY,
_("A connection with '%s' setting must be of connection.type "
"\"ovs-interface\" but is \"%s\""),
NM_SETTING_OVS_PATCH_SETTING_NAME,
connection_type);
g_prefix_error(error,
"%s.%s: ",
NM_SETTING_OVS_INTERFACE_SETTING_NAME,
NM_SETTING_OVS_INTERFACE_TYPE);
return FALSE;
}
if (type) {
if (!nm_streq(type, type_from_setting)) {
g_set_error(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_INVALID_PROPERTY,
_("A connection with '%s' setting needs to be of '%s' interface type, "
"not '%s'"),
type_setting,
type_from_setting,
type);
g_prefix_error(error,
"%s.%s: ",
NM_SETTING_OVS_INTERFACE_SETTING_NAME,
NM_SETTING_OVS_INTERFACE_TYPE);
return FALSE;
}
NM_SET_OUT(out_normalized_type, type);
return TRUE;
}
type = type_from_setting;
goto normalize;
} else {
if (nm_streq0(type, "patch")) {
g_set_error(
error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_MISSING_SETTING,
_("A connection with ovs-interface.type '%s' setting a 'ovs-patch' setting"),
type);
g_prefix_error(error,
"%s.%s: ",
NM_SETTING_OVS_INTERFACE_SETTING_NAME,
NM_SETTING_OVS_INTERFACE_TYPE);
return FALSE;
}
}
if (type) {
NM_SET_OUT(out_normalized_type, type);
return TRUE;
}
if (is_ovs_connection_type)
type = "internal";
else
type = "system";
NM_SET_OUT(out_normalized_type, type);
normalize:
if (!normalize) {
if (!self) {
g_set_error(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_MISSING_SETTING,
_("Missing ovs interface setting"));
g_prefix_error(error, "%s: ", NM_SETTING_OVS_INTERFACE_SETTING_NAME);
} else {
g_set_error(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_MISSING_PROPERTY,
_("Missing ovs interface type"));
g_prefix_error(error,
"%s.%s: ",
NM_SETTING_OVS_INTERFACE_SETTING_NAME,
NM_SETTING_OVS_INTERFACE_TYPE);
}
return NM_SETTING_VERIFY_NORMALIZABLE_ERROR;
}
if (!self) {
self = NM_SETTING_OVS_INTERFACE(nm_setting_ovs_interface_new());
nm_connection_add_setting(connection, NM_SETTING(self));
}
g_object_set(self, NM_SETTING_OVS_INTERFACE_TYPE, type, NULL);
NM_SET_OUT(out_modified, TRUE);
return TRUE;
}
static int
verify(NMSetting *setting, NMConnection *connection, GError **error)
{
NMSettingOvsInterface *self = NM_SETTING_OVS_INTERFACE(setting);
NMSettingConnection * s_con = NULL;
if (connection) {
const char *slave_type;
s_con = nm_connection_get_setting_connection(connection);
if (!s_con) {
g_set_error(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_MISSING_SETTING,
_("missing setting"));
g_prefix_error(error, "%s: ", NM_SETTING_CONNECTION_SETTING_NAME);
return FALSE;
}
if (!nm_setting_connection_get_master(s_con)) {
g_set_error(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_INVALID_PROPERTY,
_("A connection with a '%s' setting must have a master."),
NM_SETTING_OVS_INTERFACE_SETTING_NAME);
g_prefix_error(error,
"%s.%s: ",
NM_SETTING_CONNECTION_SETTING_NAME,
NM_SETTING_CONNECTION_MASTER);
return FALSE;
}
slave_type = nm_setting_connection_get_slave_type(s_con);
if (slave_type && !nm_streq(slave_type, NM_SETTING_OVS_PORT_SETTING_NAME)) {
g_set_error(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_INVALID_PROPERTY,
_("A connection with a '%s' setting must have the slave-type set to '%s'. "
"Instead it is '%s'"),
NM_SETTING_OVS_INTERFACE_SETTING_NAME,
NM_SETTING_OVS_PORT_SETTING_NAME,
slave_type);
g_prefix_error(error,
"%s.%s: ",
NM_SETTING_CONNECTION_SETTING_NAME,
NM_SETTING_CONNECTION_SLAVE_TYPE);
return FALSE;
}
}
return _nm_setting_ovs_interface_verify_interface_type(self,
self->type,
connection,
FALSE,
NULL,
NULL,
error);
}
/*****************************************************************************/
static void
get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
{
NMSettingOvsInterface *self = NM_SETTING_OVS_INTERFACE(object);
switch (prop_id) {
case PROP_TYPE:
g_value_set_string(value, self->type);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
static void
set_property(GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
{
NMSettingOvsInterface *self = NM_SETTING_OVS_INTERFACE(object);
switch (prop_id) {
case PROP_TYPE:
g_free(self->type);
self->type = g_value_dup_string(value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
/*****************************************************************************/
static void
nm_setting_ovs_interface_init(NMSettingOvsInterface *self)
{}
/**
* nm_setting_ovs_interface_new:
*
* Creates a new #NMSettingOvsInterface object with default values.
*
* Returns: (transfer full): the new empty #NMSettingOvsInterface object
*
* Since: 1.10
**/
NMSetting *
nm_setting_ovs_interface_new(void)
{
return g_object_new(NM_TYPE_SETTING_OVS_INTERFACE, NULL);
}
static void
finalize(GObject *object)
{
NMSettingOvsInterface *self = NM_SETTING_OVS_INTERFACE(object);
g_free(self->type);
G_OBJECT_CLASS(nm_setting_ovs_interface_parent_class)->finalize(object);
}
static void
nm_setting_ovs_interface_class_init(NMSettingOvsInterfaceClass *klass)
{
GObjectClass * object_class = G_OBJECT_CLASS(klass);
NMSettingClass *setting_class = NM_SETTING_CLASS(klass);
object_class->get_property = get_property;
object_class->set_property = set_property;
object_class->finalize = finalize;
setting_class->verify = verify;
/**
* NMSettingOvsInterface:type:
*
* The interface type. Either "internal", "system", "patch", "dpdk", or empty.
*
* Since: 1.10
**/
obj_properties[PROP_TYPE] = g_param_spec_string(NM_SETTING_OVS_INTERFACE_TYPE,
"",
"",
NULL,
G_PARAM_READWRITE | NM_SETTING_PARAM_INFERRABLE
| G_PARAM_STATIC_STRINGS);
g_object_class_install_properties(object_class, _PROPERTY_ENUMS_LAST, obj_properties);
_nm_setting_class_commit(setting_class, NM_META_SETTING_TYPE_OVS_INTERFACE);
}