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memif_vppcalls.go
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memif_vppcalls.go
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// Copyright (c) 2019 Cisco and/or its affiliates.
//
// 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 vpp1904
import (
interfaces "github.com/ligato/vpp-agent/api/models/vpp/interfaces"
"github.com/ligato/vpp-agent/plugins/vpp/binapi/vpp1904/memif"
)
// AddMemifInterface implements interface handler.
func (h *InterfaceVppHandler) AddMemifInterface(ifName string, memIface *interfaces.MemifLink, socketID uint32) (swIdx uint32, err error) {
req := &memif.MemifCreate{
ID: memIface.Id,
Mode: uint8(memIface.Mode),
Secret: []byte(memIface.Secret),
SocketID: socketID,
BufferSize: uint16(memIface.BufferSize),
RingSize: memIface.RingSize,
RxQueues: uint8(memIface.RxQueues),
TxQueues: uint8(memIface.TxQueues),
}
if memIface.Master {
req.Role = 0
} else {
req.Role = 1
}
// TODO: temporary fix, waiting for https://gerrit.fd.io/r/#/c/7266/
if req.RxQueues == 0 {
req.RxQueues = 1
}
if req.TxQueues == 0 {
req.TxQueues = 1
}
reply := &memif.MemifCreateReply{}
if err = h.callsChannel.SendRequest(req).ReceiveReply(reply); err != nil {
return 0, err
}
return reply.SwIfIndex, h.SetInterfaceTag(ifName, reply.SwIfIndex)
}
// DeleteMemifInterface implements interface handler.
func (h *InterfaceVppHandler) DeleteMemifInterface(ifName string, idx uint32) error {
req := &memif.MemifDelete{
SwIfIndex: idx,
}
reply := &memif.MemifDeleteReply{}
if err := h.callsChannel.SendRequest(req).ReceiveReply(reply); err != nil {
return err
}
return h.RemoveInterfaceTag(ifName, idx)
}
// RegisterMemifSocketFilename implements interface handler.
func (h *InterfaceVppHandler) RegisterMemifSocketFilename(filename []byte, id uint32) error {
req := &memif.MemifSocketFilenameAddDel{
SocketFilename: filename,
SocketID: id,
IsAdd: 1, // sockets can be added only
}
reply := &memif.MemifSocketFilenameAddDelReply{}
if err := h.callsChannel.SendRequest(req).ReceiveReply(reply); err != nil {
return err
}
return nil
}