/* SPDX-License-Identifier: LGPL-2.1-or-later */ /* * Copyright (C) 2015 Red Hat, Inc. */ #include "libnm-core-impl/nm-default-libnm-core.h" #include "nm-setting-macvlan.h" #include #include "nm-utils.h" #include "nm-setting-connection.h" #include "nm-setting-private.h" #include "nm-setting-wired.h" #include "nm-connection-private.h" /** * SECTION:nm-setting-macvlan * @short_description: Describes connection properties for macvlan interfaces * * The #NMSettingMacvlan object is a #NMSetting subclass that describes properties * necessary for connection to macvlan interfaces. **/ /*****************************************************************************/ NM_GOBJECT_PROPERTIES_DEFINE_BASE(PROP_PARENT, PROP_MODE, PROP_PROMISCUOUS, PROP_TAP, ); typedef struct { char *parent; guint32 mode; bool promiscuous; bool tap; } NMSettingMacvlanPrivate; /** * NMSettingMacvlan: * * MAC VLAN Settings */ struct _NMSettingMacvlan { NMSetting parent; NMSettingMacvlanPrivate _priv; }; struct _NMSettingMacvlanClass { NMSettingClass parent; }; G_DEFINE_TYPE(NMSettingMacvlan, nm_setting_macvlan, NM_TYPE_SETTING) #define NM_SETTING_MACVLAN_GET_PRIVATE(o) \ _NM_GET_PRIVATE(o, NMSettingMacvlan, NM_IS_SETTING_MACVLAN, NMSetting) /*****************************************************************************/ /** * nm_setting_macvlan_get_parent: * @setting: the #NMSettingMacvlan * * Returns: the #NMSettingMacvlan:parent property of the setting * * Since: 1.2 **/ const char * nm_setting_macvlan_get_parent(NMSettingMacvlan *setting) { g_return_val_if_fail(NM_IS_SETTING_MACVLAN(setting), NULL); return NM_SETTING_MACVLAN_GET_PRIVATE(setting)->parent; } /** * nm_setting_macvlan_get_mode: * @setting: the #NMSettingMacvlan * * Returns: the #NMSettingMacvlan:mode property of the setting * * Since: 1.2 **/ NMSettingMacvlanMode nm_setting_macvlan_get_mode(NMSettingMacvlan *setting) { g_return_val_if_fail(NM_IS_SETTING_MACVLAN(setting), NM_SETTING_MACVLAN_MODE_UNKNOWN); return NM_SETTING_MACVLAN_GET_PRIVATE(setting)->mode; } /** * nm_setting_macvlan_get_promiscuous: * @setting: the #NMSettingMacvlan * * Returns: the #NMSettingMacvlan:promiscuous property of the setting * * Since: 1.2 **/ gboolean nm_setting_macvlan_get_promiscuous(NMSettingMacvlan *setting) { g_return_val_if_fail(NM_IS_SETTING_MACVLAN(setting), FALSE); return NM_SETTING_MACVLAN_GET_PRIVATE(setting)->promiscuous; } /** * nm_setting_macvlan_get_tap: * @setting: the #NMSettingMacvlan * * Returns: the #NMSettingMacvlan:tap property of the setting * * Since: 1.2 **/ gboolean nm_setting_macvlan_get_tap(NMSettingMacvlan *setting) { g_return_val_if_fail(NM_IS_SETTING_MACVLAN(setting), FALSE); return NM_SETTING_MACVLAN_GET_PRIVATE(setting)->tap; } /*****************************************************************************/ static gboolean verify(NMSetting *setting, NMConnection *connection, GError **error) { NMSettingMacvlanPrivate *priv = NM_SETTING_MACVLAN_GET_PRIVATE(setting); NMSettingWired *s_wired; if (connection) s_wired = nm_connection_get_setting_wired(connection); else s_wired = NULL; if (priv->parent) { if (!nm_utils_is_uuid(priv->parent) && !nm_utils_ifname_valid_kernel(priv->parent, NULL)) { g_set_error(error, NM_CONNECTION_ERROR, NM_CONNECTION_ERROR_INVALID_PROPERTY, _("'%s' is neither an UUID nor an interface name"), priv->parent); g_prefix_error(error, "%s.%s: ", NM_SETTING_MACVLAN_SETTING_NAME, NM_SETTING_MACVLAN_PARENT); return FALSE; } } else { /* If parent is NULL, the parent must be specified via * NMSettingWired:mac-address. */ if (connection && (!s_wired || !nm_setting_wired_get_mac_address(s_wired))) { g_set_error(error, NM_CONNECTION_ERROR, NM_CONNECTION_ERROR_MISSING_PROPERTY, _("property is not specified and neither is '%s:%s'"), NM_SETTING_WIRED_SETTING_NAME, NM_SETTING_WIRED_MAC_ADDRESS); g_prefix_error(error, "%s.%s: ", NM_SETTING_MACVLAN_SETTING_NAME, NM_SETTING_MACVLAN_PARENT); return FALSE; } } if (!priv->promiscuous && priv->mode != NM_SETTING_MACVLAN_MODE_PASSTHRU) { g_set_error_literal(error, NM_CONNECTION_ERROR, NM_CONNECTION_ERROR_INVALID_PROPERTY, _("non promiscuous operation is allowed only in passthru mode")); g_prefix_error(error, "%s.%s: ", NM_SETTING_MACVLAN_SETTING_NAME, NM_SETTING_MACVLAN_PROMISCUOUS); return FALSE; } return TRUE; } /*****************************************************************************/ static void nm_setting_macvlan_init(NMSettingMacvlan *self) {} /** * nm_setting_macvlan_new: * * Creates a new #NMSettingMacvlan object with default values. * * Returns: (transfer full): the new empty #NMSettingMacvlan object * * Since: 1.2 **/ NMSetting * nm_setting_macvlan_new(void) { return g_object_new(NM_TYPE_SETTING_MACVLAN, NULL); } static void nm_setting_macvlan_class_init(NMSettingMacvlanClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS(klass); NMSettingClass *setting_class = NM_SETTING_CLASS(klass); GArray *properties_override = _nm_sett_info_property_override_create_array(); object_class->get_property = _nm_setting_property_get_property_direct; object_class->set_property = _nm_setting_property_set_property_direct; setting_class->verify = verify; /** * NMSettingMacvlan:parent: * * If given, specifies the parent interface name or parent connection UUID * from which this MAC-VLAN interface should be created. If this property is * not specified, the connection must contain an #NMSettingWired setting * with a #NMSettingWired:mac-address property. * * Since: 1.2 **/ _nm_setting_property_define_direct_string(properties_override, obj_properties, NM_SETTING_MACVLAN_PARENT, PROP_PARENT, NM_SETTING_PARAM_INFERRABLE, NMSettingMacvlanPrivate, parent, .direct_string_allow_empty = TRUE); /** * NMSettingMacvlan:mode: * * The macvlan mode, which specifies the communication mechanism between multiple * macvlans on the same lower device. * * Since: 1.2 **/ _nm_setting_property_define_direct_uint32(properties_override, obj_properties, NM_SETTING_MACVLAN_MODE, PROP_MODE, 0, G_MAXUINT32, NM_SETTING_MACVLAN_MODE_UNKNOWN, NM_SETTING_PARAM_INFERRABLE, NMSettingMacvlanPrivate, mode); /** * NMSettingMacvlan:promiscuous: * * Whether the parent interface should be put in promiscuous mode (true by default). * * Since: 1.2 **/ _nm_setting_property_define_direct_boolean(properties_override, obj_properties, NM_SETTING_MACVLAN_PROMISCUOUS, PROP_PROMISCUOUS, TRUE, NM_SETTING_PARAM_INFERRABLE, NMSettingMacvlanPrivate, promiscuous); /** * NMSettingMacvlan:tap: * * Whether the interface should be a MACVTAP. * * Since: 1.2 **/ _nm_setting_property_define_direct_boolean(properties_override, obj_properties, NM_SETTING_MACVLAN_TAP, PROP_TAP, FALSE, NM_SETTING_PARAM_INFERRABLE, NMSettingMacvlanPrivate, tap); g_object_class_install_properties(object_class, _PROPERTY_ENUMS_LAST, obj_properties); _nm_setting_class_commit(setting_class, NM_META_SETTING_TYPE_MACVLAN, NULL, properties_override, G_STRUCT_OFFSET(NMSettingMacvlan, _priv)); }