/
sriov_linux.go
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/
sriov_linux.go
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//go:build linux
// +build linux
// Copyright 2021 Antrea Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package cniserver
import (
"github.com/Mellanox/sriovnet"
sriovcniutils "github.com/k8snetworkplumbingwg/sriov-cni/pkg/utils"
)
// getVFInfo takes in a VF's PCI device ID and returns its PF and VF ID.
func (ic *ifConfigurator) getVFInfo(vfPCI string) (string, int, error) {
var vfID int
pf, err := ic.sriovnet.GetPfName(vfPCI)
if err != nil {
return "", vfID, err
}
vfID, err = ic.sriovnet.GetVfid(vfPCI, pf)
if err != nil {
return "", vfID, err
}
return pf, vfID, nil
}
// getVFLinkName returns a VF's network interface name given its PCI address.
func (ic *ifConfigurator) getVFLinkName(pciAddress string) (string, error) {
return ic.sriovnet.GetVFLinkNames(pciAddress)
}
type sriovNet struct{}
func (n *sriovNet) GetNetDevicesFromPci(pciAddress string) ([]string, error) {
return sriovnet.GetNetDevicesFromPci(pciAddress)
}
func (n *sriovNet) GetUplinkRepresentor(pciAddress string) (string, error) {
return sriovnet.GetUplinkRepresentor(pciAddress)
}
func (n *sriovNet) GetVfIndexByPciAddress(vfPciAddress string) (int, error) {
return sriovnet.GetVfIndexByPciAddress(vfPciAddress)
}
func (n *sriovNet) GetVfRepresentor(uplink string, vfIndex int) (string, error) {
return sriovnet.GetVfRepresentor(uplink, vfIndex)
}
func (n *sriovNet) GetPfName(vf string) (string, error) {
return sriovcniutils.GetPfName(vf)
}
func (n *sriovNet) GetVfid(addr string, pfName string) (int, error) {
return sriovcniutils.GetVfid(addr, pfName)
}
func (n *sriovNet) GetVFLinkNames(pciAddr string) (string, error) {
return sriovcniutils.GetVFLinkNames(pciAddr)
}
func newSriovNet() *sriovNet {
return &sriovNet{}
}