diff options
Diffstat (limited to 'src/libnm-core-impl/nm-setting-ovs-interface.c')
| -rw-r--r-- | src/libnm-core-impl/nm-setting-ovs-interface.c | 427 |
1 files changed, 427 insertions, 0 deletions
diff --git a/src/libnm-core-impl/nm-setting-ovs-interface.c b/src/libnm-core-impl/nm-setting-ovs-interface.c new file mode 100644 index 0000000000..1fde96050a --- /dev/null +++ b/src/libnm-core-impl/nm-setting-ovs-interface.c @@ -0,0 +1,427 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +/* + * Copyright (C) 2017 Red Hat, Inc. + */ + +#include "libnm-core-impl/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); +} |