/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */ /* * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, * Boston, MA 02110-1301 USA. * * Copyright 2011 - 2013 Red Hat, Inc. */ #include "nm-default.h" #include #include "nm-setting-infiniband.h" #include "nm-utils.h" #include "nm-utils-private.h" #include "nm-setting-private.h" #include "nm-setting-connection.h" /** * SECTION:nm-setting-infiniband * @short_description: Describes connection properties for IP-over-InfiniBand networks * * The #NMSettingInfiniband object is a #NMSetting subclass that describes properties * necessary for connection to IP-over-InfiniBand networks. **/ G_DEFINE_TYPE_WITH_CODE (NMSettingInfiniband, nm_setting_infiniband, NM_TYPE_SETTING, _nm_register_setting (INFINIBAND, 1)) NM_SETTING_REGISTER_TYPE (NM_TYPE_SETTING_INFINIBAND) #define NM_SETTING_INFINIBAND_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), NM_TYPE_SETTING_INFINIBAND, NMSettingInfinibandPrivate)) typedef struct { char *mac_address; char *transport_mode; guint32 mtu; int p_key; char *parent, *virtual_iface_name; } NMSettingInfinibandPrivate; enum { PROP_0, PROP_MAC_ADDRESS, PROP_MTU, PROP_TRANSPORT_MODE, PROP_P_KEY, PROP_PARENT, LAST_PROP }; /** * nm_setting_infiniband_new: * * Creates a new #NMSettingInfiniband object with default values. * * Returns: (transfer full): the new empty #NMSettingInfiniband object **/ NMSetting * nm_setting_infiniband_new (void) { return (NMSetting *) g_object_new (NM_TYPE_SETTING_INFINIBAND, NULL); } /** * nm_setting_infiniband_get_mac_address: * @setting: the #NMSettingInfiniband * * Returns: the #NMSettingInfiniband:mac-address property of the setting **/ const char * nm_setting_infiniband_get_mac_address (NMSettingInfiniband *setting) { g_return_val_if_fail (NM_IS_SETTING_INFINIBAND (setting), NULL); return NM_SETTING_INFINIBAND_GET_PRIVATE (setting)->mac_address; } /** * nm_setting_infiniband_get_mtu: * @setting: the #NMSettingInfiniband * * Returns: the #NMSettingInfiniband:mtu property of the setting **/ guint32 nm_setting_infiniband_get_mtu (NMSettingInfiniband *setting) { g_return_val_if_fail (NM_IS_SETTING_INFINIBAND (setting), 0); return NM_SETTING_INFINIBAND_GET_PRIVATE (setting)->mtu; } /** * nm_setting_infiniband_get_transport_mode: * @setting: the #NMSettingInfiniband * * Returns the transport mode for this device. Either 'datagram' or * 'connected'. * * Returns: the IPoIB transport mode **/ const char * nm_setting_infiniband_get_transport_mode (NMSettingInfiniband *setting) { g_return_val_if_fail (NM_IS_SETTING_INFINIBAND (setting), NULL); return NM_SETTING_INFINIBAND_GET_PRIVATE (setting)->transport_mode; } /** * nm_setting_infiniband_get_p_key: * @setting: the #NMSettingInfiniband * * Returns the P_Key to use for this device. A value of -1 means to * use the default P_Key (aka "the P_Key at index 0"). Otherwise it is * a 16-bit unsigned integer. * * Returns: the IPoIB P_Key **/ int nm_setting_infiniband_get_p_key (NMSettingInfiniband *setting) { g_return_val_if_fail (NM_IS_SETTING_INFINIBAND (setting), -1); return NM_SETTING_INFINIBAND_GET_PRIVATE (setting)->p_key; } /** * nm_setting_infiniband_get_parent: * @setting: the #NMSettingInfiniband * * Returns the parent interface name for this device, if set. * * Returns: the parent interface name **/ const char * nm_setting_infiniband_get_parent (NMSettingInfiniband *setting) { g_return_val_if_fail (NM_IS_SETTING_INFINIBAND (setting), NULL); return NM_SETTING_INFINIBAND_GET_PRIVATE (setting)->parent; } /** * nm_setting_infiniband_get_virtual_interface_name: * @setting: the #NMSettingInfiniband * * Returns the interface name created by combining #NMSettingInfiniband:parent * and #NMSettingInfiniband:p-key. (If either property is unset, this will * return %NULL.) * * Returns: the interface name, or %NULL **/ const char * nm_setting_infiniband_get_virtual_interface_name (NMSettingInfiniband *setting) { NMSettingInfinibandPrivate *priv = NM_SETTING_INFINIBAND_GET_PRIVATE (setting); if (priv->p_key == -1 || !priv->parent) return NULL; if (!priv->virtual_iface_name) priv->virtual_iface_name = g_strdup_printf ("%s.%04x", priv->parent, priv->p_key); return NM_SETTING_INFINIBAND_GET_PRIVATE (setting)->virtual_iface_name; } static gboolean verify (NMSetting *setting, NMConnection *connection, GError **error) { NMSettingConnection *s_con; NMSettingInfinibandPrivate *priv = NM_SETTING_INFINIBAND_GET_PRIVATE (setting); guint32 normerr_max_mtu = 0; if (priv->mac_address && !nm_utils_hwaddr_valid (priv->mac_address, INFINIBAND_ALEN)) { g_set_error_literal (error, NM_CONNECTION_ERROR, NM_CONNECTION_ERROR_INVALID_PROPERTY, _("property is invalid")); g_prefix_error (error, "%s.%s: ", NM_SETTING_INFINIBAND_SETTING_NAME, NM_SETTING_INFINIBAND_MAC_ADDRESS); return FALSE; } if (!g_strcmp0 (priv->transport_mode, "datagram")) { if (priv->mtu > 2044) normerr_max_mtu = 2044; } else if (!g_strcmp0 (priv->transport_mode, "connected")) { if (priv->mtu > 65520) normerr_max_mtu = 65520; } else { g_set_error_literal (error, NM_CONNECTION_ERROR, NM_CONNECTION_ERROR_INVALID_PROPERTY, _("property is invalid")); g_prefix_error (error, "%s.%s: ", NM_SETTING_INFINIBAND_SETTING_NAME, NM_SETTING_INFINIBAND_TRANSPORT_MODE); return FALSE; } if (priv->parent) { GError *tmp_error = NULL; if (!nm_utils_is_valid_iface_name (priv->parent, &tmp_error)) { g_set_error (error, NM_CONNECTION_ERROR, NM_CONNECTION_ERROR_INVALID_PROPERTY, "'%s': %s", priv->parent, tmp_error->message); g_prefix_error (error, "%s: ", NM_SETTING_INFINIBAND_PARENT); g_error_free (tmp_error); return FALSE; } if (priv->p_key == -1) { g_set_error_literal (error, NM_CONNECTION_ERROR, NM_CONNECTION_ERROR_INVALID_PROPERTY, _("Must specify a P_Key if specifying parent")); g_prefix_error (error, "%s: ", NM_SETTING_INFINIBAND_PARENT); } } if (priv->p_key != -1) { if (!priv->mac_address && !priv->parent) { g_set_error_literal (error, NM_CONNECTION_ERROR, NM_CONNECTION_ERROR_MISSING_PROPERTY, _("InfiniBand P_Key connection did not specify parent interface name")); g_prefix_error (error, "%s: ", NM_SETTING_INFINIBAND_PARENT); return FALSE; } } s_con = nm_connection_get_setting_connection (connection); if (s_con) { const char *interface_name = nm_setting_connection_get_interface_name (s_con); GError *tmp_error = NULL; if (!interface_name) ; else if (!nm_utils_is_valid_iface_name (interface_name, &tmp_error)) { /* report the error for NMSettingConnection:interface-name, because * it's that property that is invalid -- although we currently verify() * NMSettingInfiniband. **/ g_set_error (error, NM_CONNECTION_ERROR, NM_CONNECTION_ERROR_INVALID_PROPERTY, "'%s': %s", interface_name, tmp_error->message); g_prefix_error (error, "%s.%s: ", NM_SETTING_CONNECTION_SETTING_NAME, NM_SETTING_CONNECTION_INTERFACE_NAME); g_error_free (tmp_error); return FALSE; } else { if (priv->p_key != -1) { if (!priv->virtual_iface_name) priv->virtual_iface_name = g_strdup_printf ("%s.%04x", priv->parent, priv->p_key); if (strcmp (interface_name, priv->virtual_iface_name) != 0) { /* We don't support renaming software infiniband devices. Later we might, but * for now just reject such connections. **/ g_set_error (error, NM_CONNECTION_ERROR, NM_CONNECTION_ERROR_INVALID_PROPERTY, _("interface name of software infiniband device must be '%s' or unset (instead it is '%s')"), priv->virtual_iface_name, interface_name); g_prefix_error (error, "%s.%s: ", NM_SETTING_CONNECTION_SETTING_NAME, NM_SETTING_CONNECTION_INTERFACE_NAME); return FALSE; } } } } /* *** errors above here should be always fatal, below NORMALIZABLE_ERROR *** */ if (normerr_max_mtu > 0) { g_set_error (error, NM_CONNECTION_ERROR, NM_CONNECTION_ERROR_INVALID_PROPERTY, _("mtu for transport mode '%s' can be at most %d but it is %d"), priv->transport_mode, normerr_max_mtu, priv->mtu); g_prefix_error (error, "%s.%s: ", NM_SETTING_INFINIBAND_SETTING_NAME, NM_SETTING_INFINIBAND_MTU); return NM_SETTING_VERIFY_NORMALIZABLE_ERROR; } return TRUE; } static void nm_setting_infiniband_init (NMSettingInfiniband *setting) { } static void finalize (GObject *object) { NMSettingInfinibandPrivate *priv = NM_SETTING_INFINIBAND_GET_PRIVATE (object); g_free (priv->transport_mode); g_free (priv->mac_address); g_free (priv->parent); g_free (priv->virtual_iface_name); G_OBJECT_CLASS (nm_setting_infiniband_parent_class)->finalize (object); } static void set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { NMSettingInfinibandPrivate *priv = NM_SETTING_INFINIBAND_GET_PRIVATE (object); switch (prop_id) { case PROP_MAC_ADDRESS: g_free (priv->mac_address); priv->mac_address = _nm_utils_hwaddr_canonical_or_invalid (g_value_get_string (value), INFINIBAND_ALEN); break; case PROP_MTU: priv->mtu = g_value_get_uint (value); break; case PROP_TRANSPORT_MODE: g_free (priv->transport_mode); priv->transport_mode = g_value_dup_string (value); break; case PROP_P_KEY: priv->p_key = g_value_get_int (value); g_clear_pointer (&priv->virtual_iface_name, g_free); break; case PROP_PARENT: g_free (priv->parent); priv->parent = g_value_dup_string (value); g_clear_pointer (&priv->virtual_iface_name, g_free); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { NMSettingInfiniband *setting = NM_SETTING_INFINIBAND (object); switch (prop_id) { case PROP_MAC_ADDRESS: g_value_set_string (value, nm_setting_infiniband_get_mac_address (setting)); break; case PROP_MTU: g_value_set_uint (value, nm_setting_infiniband_get_mtu (setting)); break; case PROP_TRANSPORT_MODE: g_value_set_string (value, nm_setting_infiniband_get_transport_mode (setting)); break; case PROP_P_KEY: g_value_set_int (value, nm_setting_infiniband_get_p_key (setting)); break; case PROP_PARENT: g_value_set_string (value, nm_setting_infiniband_get_parent (setting)); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void nm_setting_infiniband_class_init (NMSettingInfinibandClass *setting_class) { GObjectClass *object_class = G_OBJECT_CLASS (setting_class); NMSettingClass *parent_class = NM_SETTING_CLASS (setting_class); g_type_class_add_private (setting_class, sizeof (NMSettingInfinibandPrivate)); /* virtual methods */ object_class->set_property = set_property; object_class->get_property = get_property; object_class->finalize = finalize; parent_class->verify = verify; /* Properties */ /** * NMSettingInfiniband:mac-address: * * If specified, this connection will only apply to the IPoIB device whose * permanent MAC address matches. This property does not change the MAC * address of the device (i.e. MAC spoofing). **/ /* ---keyfile--- * property: mac-address * format: usual hex-digits-and-colons notation * description: MAC address in traditional hex-digits-and-colons notation, or * or semicolon separated list of 20 decimal bytes (obsolete) * example: mac-address= 80:00:00:6d:fe:80:00:00:00:00:00:00:00:02:55:00:70:33:cf:01 * ---end--- * ---ifcfg-rh--- * property: mac-address * variable: HWADDR * description: IBoIP 20-byte hardware address of the device (in traditional * hex-digits-and-colons notation). * Note that for initscripts this is the current MAC address of the device as found * during ifup. For NetworkManager this is the permanent MAC address. Or in case no * permanent MAC address exists, the MAC address initially configured on the device. * example: HWADDR=01:02:03:04:05:06:07:08:09:0A:01:02:03:04:05:06:07:08:09:11 * ---end--- */ g_object_class_install_property (object_class, PROP_MAC_ADDRESS, g_param_spec_string (NM_SETTING_INFINIBAND_MAC_ADDRESS, "", "", NULL, G_PARAM_READWRITE | NM_SETTING_PARAM_INFERRABLE | G_PARAM_STATIC_STRINGS)); _nm_setting_class_transform_property (parent_class, NM_SETTING_INFINIBAND_MAC_ADDRESS, G_VARIANT_TYPE_BYTESTRING, _nm_utils_hwaddr_to_dbus, _nm_utils_hwaddr_from_dbus); /** * NMSettingInfiniband:mtu: * * If non-zero, only transmit packets of the specified size or smaller, * breaking larger packets up into multiple frames. **/ /* ---ifcfg-rh--- * property: mtu * variable: MTU * description: MTU of the interface. * ---end--- */ g_object_class_install_property (object_class, PROP_MTU, g_param_spec_uint (NM_SETTING_INFINIBAND_MTU, "", "", 0, G_MAXUINT32, 0, G_PARAM_READWRITE | G_PARAM_CONSTRUCT | NM_SETTING_PARAM_FUZZY_IGNORE | G_PARAM_STATIC_STRINGS)); /** * NMSettingInfiniband:transport-mode: * * The IP-over-InfiniBand transport mode. Either "datagram" or * "connected". **/ /* ---ifcfg-rh--- * property: transport-mode * variable: CONNECTED_MODE * default: CONNECTED_MODE=no * description: CONNECTED_MODE=yes for "connected" mode, CONNECTED_MODE=no for * "datagram" mode * ---end--- */ g_object_class_install_property (object_class, PROP_TRANSPORT_MODE, g_param_spec_string (NM_SETTING_INFINIBAND_TRANSPORT_MODE, "", "", NULL, G_PARAM_READWRITE | G_PARAM_CONSTRUCT | NM_SETTING_PARAM_INFERRABLE | G_PARAM_STATIC_STRINGS)); /** * NMSettingInfiniband:p-key: * * The InfiniBand P_Key to use for this device. A value of -1 means to use * the default P_Key (aka "the P_Key at index 0"). Otherwise it is a 16-bit * unsigned integer, whose high bit is set if it is a "full membership" * P_Key. **/ /* ---ifcfg-rh--- * property: p-key * variable: PKEY_ID (and PKEY=yes) * default: PKEY=no * description: InfiniBand P_Key. The value can be a hex number prefixed with "0x" * or a decimal number. * When PKEY_ID is specified, PHYSDEV and DEVICE also must be specified. * example: PKEY=yes PKEY_ID=2 PHYSDEV=mlx4_ib0 DEVICE=mlx4_ib0.8002 * ---end--- */ g_object_class_install_property (object_class, PROP_P_KEY, g_param_spec_int (NM_SETTING_INFINIBAND_P_KEY, "", "", -1, 0xFFFF, -1, G_PARAM_READWRITE | G_PARAM_CONSTRUCT | NM_SETTING_PARAM_INFERRABLE | G_PARAM_STATIC_STRINGS)); /** * NMSettingInfiniband:parent: * * The interface name of the parent device of this device. Normally %NULL, * but if the #NMSettingInfiniband:p_key property is set, then you must * specify the base device by setting either this property or * #NMSettingInfiniband:mac-address. **/ /* ---ifcfg-rh--- * property: parent * variable: PHYSDEV (PKEY=yes) * default: PKEY=no * description: InfiniBand parent device. * example: PHYSDEV=ib0 * ---end--- */ g_object_class_install_property (object_class, PROP_PARENT, g_param_spec_string (NM_SETTING_INFINIBAND_PARENT, "", "", NULL, G_PARAM_READWRITE | G_PARAM_CONSTRUCT | NM_SETTING_PARAM_INFERRABLE | G_PARAM_STATIC_STRINGS)); }