/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */ /* NetworkManager -- Network link manager * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * * Copyright 2011 Red Hat, Inc. */ #include "config.h" #include #include #include #include "nm-device-infiniband.h" #include "nm-logging.h" #include "NetworkManagerUtils.h" #include "nm-device-private.h" #include "nm-enum-types.h" #include "nm-dbus-manager.h" #include "nm-activation-request.h" #include "nm-ip4-config.h" #include "nm-platform.h" #include "nm-device-factory.h" #include "nm-core-internal.h" #include "nm-device-infiniband-glue.h" G_DEFINE_TYPE (NMDeviceInfiniband, nm_device_infiniband, NM_TYPE_DEVICE) #define NM_DEVICE_INFINIBAND_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), NM_TYPE_DEVICE_INFINIBAND, NMDeviceInfinibandPrivate)) #define NM_DEVICE_INFINIBAND_IS_PARTITION "is-partition" typedef struct { gboolean is_partition; } NMDeviceInfinibandPrivate; enum { PROP_0, PROP_IS_PARTITION, LAST_PROP }; static void nm_device_infiniband_init (NMDeviceInfiniband * self) { } static NMDeviceCapabilities get_generic_capabilities (NMDevice *dev) { guint32 caps = NM_DEVICE_CAP_CARRIER_DETECT; if (NM_DEVICE_INFINIBAND_GET_PRIVATE (dev)->is_partition) caps |= NM_DEVICE_CAP_IS_SOFTWARE; return caps; } static NMActStageReturn act_stage1_prepare (NMDevice *dev, NMDeviceStateReason *reason) { NMActStageReturn ret; NMActRequest *req; NMConnection *connection; NMSettingInfiniband *s_infiniband; const char *transport_mode; char *mode_path; gboolean ok, no_firmware = FALSE; g_return_val_if_fail (reason != NULL, NM_ACT_STAGE_RETURN_FAILURE); ret = NM_DEVICE_CLASS (nm_device_infiniband_parent_class)->act_stage1_prepare (dev, reason); if (ret != NM_ACT_STAGE_RETURN_SUCCESS) return ret; req = nm_device_get_act_request (dev); g_return_val_if_fail (req != NULL, NM_ACT_STAGE_RETURN_FAILURE); connection = nm_act_request_get_connection (req); g_assert (connection); s_infiniband = nm_connection_get_setting_infiniband (connection); g_assert (s_infiniband); transport_mode = nm_setting_infiniband_get_transport_mode (s_infiniband); mode_path = g_strdup_printf ("/sys/class/net/%s/mode", ASSERT_VALID_PATH_COMPONENT (nm_device_get_iface (dev))); if (!g_file_test (mode_path, G_FILE_TEST_EXISTS)) { g_free (mode_path); if (!strcmp (transport_mode, "datagram")) return NM_ACT_STAGE_RETURN_SUCCESS; else { *reason = NM_DEVICE_STATE_REASON_INFINIBAND_MODE; return NM_ACT_STAGE_RETURN_FAILURE; } } /* With some drivers the interface must be down to set transport mode */ nm_device_take_down (dev, TRUE); ok = nm_platform_sysctl_set (NM_PLATFORM_GET, mode_path, transport_mode); g_free (mode_path); nm_device_bring_up (dev, TRUE, &no_firmware); if (!ok) { *reason = NM_DEVICE_STATE_REASON_CONFIG_FAILED; return NM_ACT_STAGE_RETURN_FAILURE; } return NM_ACT_STAGE_RETURN_SUCCESS; } static void ip4_config_pre_commit (NMDevice *self, NMIP4Config *config) { NMConnection *connection; NMSettingInfiniband *s_infiniband; guint32 mtu; connection = nm_device_get_connection (self); g_assert (connection); s_infiniband = nm_connection_get_setting_infiniband (connection); g_assert (s_infiniband); /* MTU override */ mtu = nm_setting_infiniband_get_mtu (s_infiniband); if (mtu) nm_ip4_config_set_mtu (config, mtu, NM_IP_CONFIG_SOURCE_USER); } static gboolean check_connection_compatible (NMDevice *device, NMConnection *connection) { NMSettingInfiniband *s_infiniband; if (!NM_DEVICE_CLASS (nm_device_infiniband_parent_class)->check_connection_compatible (device, connection)) return FALSE; if (!nm_connection_is_type (connection, NM_SETTING_INFINIBAND_SETTING_NAME)) return FALSE; s_infiniband = nm_connection_get_setting_infiniband (connection); if (!s_infiniband) return FALSE; if (s_infiniband) { const char *mac; mac = nm_setting_infiniband_get_mac_address (s_infiniband); if (mac && !nm_utils_hwaddr_matches (mac, -1, nm_device_get_hw_address (device), -1)) return FALSE; } return TRUE; } static gboolean complete_connection (NMDevice *device, NMConnection *connection, const char *specific_object, const GSList *existing_connections, GError **error) { NMSettingInfiniband *s_infiniband; const char *setting_mac; const char *hw_address; nm_utils_complete_generic (connection, NM_SETTING_INFINIBAND_SETTING_NAME, existing_connections, NULL, _("InfiniBand connection"), NULL, TRUE); s_infiniband = nm_connection_get_setting_infiniband (connection); if (!s_infiniband) { s_infiniband = (NMSettingInfiniband *) nm_setting_infiniband_new (); nm_connection_add_setting (connection, NM_SETTING (s_infiniband)); } setting_mac = nm_setting_infiniband_get_mac_address (s_infiniband); hw_address = nm_device_get_hw_address (device); if (setting_mac) { /* Make sure the setting MAC (if any) matches the device's MAC */ if (!nm_utils_hwaddr_matches (setting_mac, -1, hw_address, -1)) { g_set_error_literal (error, NM_CONNECTION_ERROR, NM_CONNECTION_ERROR_INVALID_PROPERTY, _("connection does not match device")); g_prefix_error (error, "%s.%s: ", NM_SETTING_INFINIBAND_SETTING_NAME, NM_SETTING_INFINIBAND_MAC_ADDRESS); return FALSE; } } else { /* Lock the connection to this device by default */ g_object_set (G_OBJECT (s_infiniband), NM_SETTING_INFINIBAND_MAC_ADDRESS, hw_address, NULL); } if (!nm_setting_infiniband_get_transport_mode (s_infiniband)) g_object_set (G_OBJECT (s_infiniband), NM_SETTING_INFINIBAND_TRANSPORT_MODE, "datagram", NULL); return TRUE; } static void update_connection (NMDevice *device, NMConnection *connection) { NMSettingInfiniband *s_infiniband = nm_connection_get_setting_infiniband (connection); const char *mac = nm_device_get_hw_address (device); const char *transport_mode = "datagram"; int ifindex; if (!s_infiniband) { s_infiniband = (NMSettingInfiniband *) nm_setting_infiniband_new (); nm_connection_add_setting (connection, (NMSetting *) s_infiniband); } if (mac && !nm_utils_hwaddr_matches (mac, -1, NULL, INFINIBAND_ALEN)) g_object_set (s_infiniband, NM_SETTING_INFINIBAND_MAC_ADDRESS, mac, NULL); ifindex = nm_device_get_ifindex (device); if (ifindex > 0) { if (!nm_platform_infiniband_get_info (NM_PLATFORM_GET, ifindex, NULL, NULL, &transport_mode)) transport_mode = "datagram"; } g_object_set (G_OBJECT (s_infiniband), NM_SETTING_INFINIBAND_TRANSPORT_MODE, transport_mode, NULL); } static void get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { switch (prop_id) { case PROP_IS_PARTITION: g_value_set_boolean (value, NM_DEVICE_INFINIBAND_GET_PRIVATE (object)->is_partition); 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) { switch (prop_id) { case PROP_IS_PARTITION: NM_DEVICE_INFINIBAND_GET_PRIVATE (object)->is_partition = g_value_get_boolean (value); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void nm_device_infiniband_class_init (NMDeviceInfinibandClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); NMDeviceClass *parent_class = NM_DEVICE_CLASS (klass); g_type_class_add_private (object_class, sizeof (NMDeviceInfinibandPrivate)); /* virtual methods */ object_class->get_property = get_property; object_class->set_property = set_property; parent_class->get_generic_capabilities = get_generic_capabilities; parent_class->check_connection_compatible = check_connection_compatible; parent_class->complete_connection = complete_connection; parent_class->update_connection = update_connection; parent_class->act_stage1_prepare = act_stage1_prepare; parent_class->ip4_config_pre_commit = ip4_config_pre_commit; /* properties */ g_object_class_install_property (object_class, PROP_IS_PARTITION, g_param_spec_boolean (NM_DEVICE_INFINIBAND_IS_PARTITION, "", "", FALSE, G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS)); nm_dbus_manager_register_exported_type (nm_dbus_manager_get (), G_TYPE_FROM_CLASS (klass), &dbus_glib_nm_device_infiniband_object_info); } /*************************************************************/ #define NM_TYPE_INFINIBAND_FACTORY (nm_infiniband_factory_get_type ()) #define NM_INFINIBAND_FACTORY(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), NM_TYPE_INFINIBAND_FACTORY, NMInfinibandFactory)) static NMDevice * new_link (NMDeviceFactory *factory, NMPlatformLink *plink, gboolean *out_ignore, GError **error) { return (NMDevice *) g_object_new (NM_TYPE_DEVICE_INFINIBAND, NM_DEVICE_PLATFORM_DEVICE, plink, NM_DEVICE_TYPE_DESC, "InfiniBand", NM_DEVICE_DEVICE_TYPE, NM_DEVICE_TYPE_INFINIBAND, NM_DEVICE_INFINIBAND_IS_PARTITION, (plink->parent > 0 || plink->parent == NM_PLATFORM_LINK_OTHER_NETNS), NULL); } static NMDevice * create_virtual_device_for_connection (NMDeviceFactory *factory, NMConnection *connection, NMDevice *parent, GError **error) { NMSettingInfiniband *s_infiniband; int p_key, parent_ifindex; const char *iface; NMPlatformError plerr; const NMPlatformLink *plink; if (!NM_IS_DEVICE_INFINIBAND (parent)) { g_set_error (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_CREATION_FAILED, "Parent interface %s must be an InfiniBand interface", nm_device_get_iface (parent)); return NULL; } s_infiniband = nm_connection_get_setting_infiniband (connection); iface = nm_setting_infiniband_get_virtual_interface_name (s_infiniband); g_assert (iface); parent_ifindex = nm_device_get_ifindex (parent); p_key = nm_setting_infiniband_get_p_key (s_infiniband); plerr = nm_platform_infiniband_partition_add (NM_PLATFORM_GET, parent_ifindex, p_key, NULL); if (plerr != NM_PLATFORM_ERROR_SUCCESS && plerr != NM_PLATFORM_ERROR_EXISTS) { g_set_error (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_CREATION_FAILED, "Failed to create InfiniBand P_Key interface '%s' for '%s': %s", iface, nm_connection_get_id (connection), nm_platform_error_to_string (plerr)); return NULL; } plink = nm_platform_link_get_by_ifname (NM_PLATFORM_GET, iface); return (NMDevice *) g_object_new (NM_TYPE_DEVICE_INFINIBAND, NM_DEVICE_PLATFORM_DEVICE, plink, NM_DEVICE_DRIVER, nm_device_get_driver (parent), NM_DEVICE_TYPE_DESC, "InfiniBand", NM_DEVICE_DEVICE_TYPE, NM_DEVICE_TYPE_INFINIBAND, NM_DEVICE_INFINIBAND_IS_PARTITION, TRUE, NULL); } static const char * get_connection_parent (NMDeviceFactory *factory, NMConnection *connection) { NMSettingInfiniband *s_infiniband; g_return_val_if_fail (nm_connection_is_type (connection, NM_SETTING_INFINIBAND_SETTING_NAME), NULL); s_infiniband = nm_connection_get_setting_infiniband (connection); g_assert (s_infiniband); return nm_setting_infiniband_get_parent (s_infiniband); } static char * get_virtual_iface_name (NMDeviceFactory *factory, NMConnection *connection, const char *parent_iface) { NMSettingInfiniband *s_infiniband; g_return_val_if_fail (nm_connection_is_type (connection, NM_SETTING_INFINIBAND_SETTING_NAME), NULL); s_infiniband = nm_connection_get_setting_infiniband (connection); g_assert (s_infiniband); if (!parent_iface) return NULL; g_return_val_if_fail (g_strcmp0 (parent_iface, nm_setting_infiniband_get_parent (s_infiniband)) == 0, NULL); return g_strdup (nm_setting_infiniband_get_virtual_interface_name (s_infiniband)); } NM_DEVICE_FACTORY_DEFINE_INTERNAL (INFINIBAND, Infiniband, infiniband, NM_DEVICE_FACTORY_DECLARE_LINK_TYPES (NM_LINK_TYPE_INFINIBAND) NM_DEVICE_FACTORY_DECLARE_SETTING_TYPES (NM_SETTING_INFINIBAND_SETTING_NAME), factory_iface->new_link = new_link; factory_iface->create_virtual_device_for_connection = create_virtual_device_for_connection; factory_iface->get_connection_parent = get_connection_parent; factory_iface->get_virtual_iface_name = get_virtual_iface_name; )