diff options
Diffstat (limited to 'src/libnm-core-impl/nm-setting-macvlan.c')
| -rw-r--r-- | src/libnm-core-impl/nm-setting-macvlan.c | 354 |
1 files changed, 354 insertions, 0 deletions
diff --git a/src/libnm-core-impl/nm-setting-macvlan.c b/src/libnm-core-impl/nm-setting-macvlan.c new file mode 100644 index 00000000..9cb2b262 --- /dev/null +++ b/src/libnm-core-impl/nm-setting-macvlan.c @@ -0,0 +1,354 @@ +/* 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 <stdlib.h> + +#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; + NMSettingMacvlanMode mode; + bool promiscuous : 1; + bool tap : 1; +} NMSettingMacvlanPrivate; + +/** + * NMSettingMacvlan: + * + * MAC VLAN Settings + */ +struct _NMSettingMacvlan { + NMSetting parent; + /* In the past, this struct was public API. Preserve ABI! */ +}; + +struct _NMSettingMacvlanClass { + NMSettingClass parent; + /* In the past, this struct was public API. Preserve ABI! */ + gpointer padding[4]; +}; + +G_DEFINE_TYPE(NMSettingMacvlan, nm_setting_macvlan, NM_TYPE_SETTING) + +#define NM_SETTING_MACVLAN_GET_PRIVATE(o) \ + (G_TYPE_INSTANCE_GET_PRIVATE((o), NM_TYPE_SETTING_MACVLAN, NMSettingMacvlanPrivate)) + +/*****************************************************************************/ + +/** + * 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 +get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) +{ + NMSettingMacvlan * setting = NM_SETTING_MACVLAN(object); + NMSettingMacvlanPrivate *priv = NM_SETTING_MACVLAN_GET_PRIVATE(setting); + + switch (prop_id) { + case PROP_PARENT: + g_value_set_string(value, priv->parent); + break; + case PROP_MODE: + g_value_set_uint(value, priv->mode); + break; + case PROP_PROMISCUOUS: + g_value_set_boolean(value, priv->promiscuous); + break; + case PROP_TAP: + g_value_set_boolean(value, priv->tap); + 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) +{ + NMSettingMacvlan * setting = NM_SETTING_MACVLAN(object); + NMSettingMacvlanPrivate *priv = NM_SETTING_MACVLAN_GET_PRIVATE(setting); + + switch (prop_id) { + case PROP_PARENT: + g_free(priv->parent); + priv->parent = g_value_dup_string(value); + break; + case PROP_MODE: + priv->mode = g_value_get_uint(value); + break; + case PROP_PROMISCUOUS: + priv->promiscuous = g_value_get_boolean(value); + break; + case PROP_TAP: + priv->tap = g_value_get_boolean(value); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec); + break; + } +} + +/*****************************************************************************/ + +static void +nm_setting_macvlan_init(NMSettingMacvlan *self) +{ + NMSettingMacvlanPrivate *priv = NM_SETTING_MACVLAN_GET_PRIVATE(self); + + priv->promiscuous = TRUE; +} + +/** + * 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 +finalize(GObject *object) +{ + NMSettingMacvlan * setting = NM_SETTING_MACVLAN(object); + NMSettingMacvlanPrivate *priv = NM_SETTING_MACVLAN_GET_PRIVATE(setting); + + g_free(priv->parent); + + G_OBJECT_CLASS(nm_setting_macvlan_parent_class)->finalize(object); +} + +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(); + + g_type_class_add_private(klass, sizeof(NMSettingMacvlanPrivate)); + + object_class->get_property = get_property; + object_class->set_property = set_property; + object_class->finalize = finalize; + + 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 + **/ + obj_properties[PROP_PARENT] = g_param_spec_string( + NM_SETTING_MACVLAN_PARENT, + "", + "", + NULL, + G_PARAM_READWRITE | NM_SETTING_PARAM_INFERRABLE | G_PARAM_STATIC_STRINGS); + + /** + * NMSettingMacvlan:mode: + * + * The macvlan mode, which specifies the communication mechanism between multiple + * macvlans on the same lower device. + * + * Since: 1.2 + **/ + obj_properties[PROP_MODE] = + g_param_spec_uint(NM_SETTING_MACVLAN_MODE, + "", + "", + 0, + G_MAXUINT, + 0, + G_PARAM_READWRITE | NM_SETTING_PARAM_INFERRABLE | G_PARAM_STATIC_STRINGS); + + /** + * NMSettingMacvlan:promiscuous: + * + * Whether the interface should be put in promiscuous mode. + * + * Since: 1.2 + **/ + _nm_setting_property_define_boolean(properties_override, + obj_properties, + NM_SETTING_MACVLAN_PROMISCUOUS, + PROP_PROMISCUOUS, + TRUE, + NM_SETTING_PARAM_INFERRABLE, + nm_setting_macvlan_get_promiscuous); + + /** + * NMSettingMacvlan:tap: + * + * Whether the interface should be a MACVTAP. + * + * Since: 1.2 + **/ + _nm_setting_property_define_boolean(properties_override, + obj_properties, + NM_SETTING_MACVLAN_TAP, + PROP_TAP, + FALSE, + NM_SETTING_PARAM_INFERRABLE, + nm_setting_macvlan_get_tap); + + g_object_class_install_properties(object_class, _PROPERTY_ENUMS_LAST, obj_properties); + + _nm_setting_class_commit_full(setting_class, + NM_META_SETTING_TYPE_MACVLAN, + NULL, + properties_override); +} |