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/* -*- 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 <linux/if_infiniband.h>
#include "nm-default.h"
#include "nm-device-infiniband.h"
#include "NetworkManagerUtils.h"
#include "nm-device-private.h"
#include "nm-enum-types.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 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;
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;
}
}
ok = nm_platform_sysctl_set (NM_PLATFORM_GET, mode_path, transport_mode);
g_free (mode_path);
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 gboolean
create_and_realize (NMDevice *device,
NMConnection *connection,
NMDevice *parent,
NMPlatformLink *out_plink,
GError **error)
{
NMSettingInfiniband *s_infiniband;
int parent_ifindex, p_key;
NMPlatformError plerr;
g_assert (nm_device_get_ifindex (device) <= 0);
g_assert (out_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 FALSE;
}
s_infiniband = nm_connection_get_setting_infiniband (connection);
/* Can only create partitions at this time */
p_key = nm_setting_infiniband_get_p_key (s_infiniband);
if (p_key < 0) {
g_set_error_literal (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_CREATION_FAILED,
"only InfiniBand partitions can be created");
return FALSE;
}
parent_ifindex = nm_device_get_ifindex (parent);
if (parent_ifindex <= 0) {
g_set_error (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_CREATION_FAILED,
"failed to get InfiniBand parent %s ifindex",
nm_device_get_iface (parent));
return FALSE;
}
plerr = nm_platform_infiniband_partition_add (NM_PLATFORM_GET, parent_ifindex, p_key, out_plink);
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",
nm_device_get_iface (device),
nm_connection_get_id (connection),
nm_platform_error_to_string (plerr));
return FALSE;
}
NM_DEVICE_INFINIBAND_GET_PRIVATE (device)->is_partition = TRUE;
return TRUE;
}
/*************************************************************/
static void
nm_device_infiniband_init (NMDeviceInfiniband * self)
{
}
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->create_and_realize = create_and_realize;
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_exported_object_class_add_interface (NM_EXPORTED_OBJECT_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 *
create_device (NMDeviceFactory *factory,
const char *iface,
NMPlatformLink *plink,
NMConnection *connection,
gboolean *out_ignore)
{
gboolean is_partition = FALSE;
if (plink)
is_partition = (plink->parent > 0);
else if (connection) {
NMSettingInfiniband *s_infiniband;
s_infiniband = nm_connection_get_setting_infiniband (connection);
g_return_val_if_fail (s_infiniband, NULL);
is_partition = !!nm_setting_infiniband_get_parent (s_infiniband)
|| ( nm_setting_infiniband_get_p_key (s_infiniband) >= 0
&& nm_setting_infiniband_get_mac_address (s_infiniband));
}
return (NMDevice *) g_object_new (NM_TYPE_DEVICE_INFINIBAND,
NM_DEVICE_IFACE, iface,
NM_DEVICE_TYPE_DESC, "InfiniBand",
NM_DEVICE_DEVICE_TYPE, NM_DEVICE_TYPE_INFINIBAND,
NM_DEVICE_INFINIBAND_IS_PARTITION, is_partition,
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->create_device = create_device;
factory_iface->get_connection_parent = get_connection_parent;
factory_iface->get_virtual_iface_name = get_virtual_iface_name;
)
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