go.ligato.io/vpp-agent/v3@v3.5.0/plugins/vpp/ifplugin/vppcalls/vpp2202/loopback_vppcalls.go (about)

     1  //  Copyright (c) 2022 Cisco and/or its affiliates.
     2  //
     3  //  Licensed under the Apache License, Version 2.0 (the "License");
     4  //  you may not use this file except in compliance with the License.
     5  //  You may obtain a copy of the License at:
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  //  Unless required by applicable law or agreed to in writing, software
    10  //  distributed under the License is distributed on an "AS IS" BASIS,
    11  //  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  //  See the License for the specific language governing permissions and
    13  //  limitations under the License.
    14  
    15  package vpp2202
    16  
    17  import (
    18  	vpp_ifs "go.ligato.io/vpp-agent/v3/plugins/vpp/binapi/vpp2202/interface"
    19  	"go.ligato.io/vpp-agent/v3/plugins/vpp/binapi/vpp2202/interface_types"
    20  )
    21  
    22  func (h *InterfaceVppHandler) AddLoopbackInterface(ifName string) (swIndex uint32, err error) {
    23  	req := &vpp_ifs.CreateLoopback{}
    24  	reply := &vpp_ifs.CreateLoopbackReply{}
    25  
    26  	if err = h.callsChannel.SendRequest(req).ReceiveReply(reply); err != nil {
    27  		return 0, err
    28  	}
    29  
    30  	return uint32(reply.SwIfIndex), h.SetInterfaceTag(ifName, uint32(reply.SwIfIndex))
    31  }
    32  
    33  func (h *InterfaceVppHandler) DeleteLoopbackInterface(ifName string, idx uint32) error {
    34  	// Prepare the message.
    35  	req := &vpp_ifs.DeleteLoopback{
    36  		SwIfIndex: interface_types.InterfaceIndex(idx),
    37  	}
    38  	reply := &vpp_ifs.DeleteLoopbackReply{}
    39  
    40  	if err := h.callsChannel.SendRequest(req).ReceiveReply(reply); err != nil {
    41  		return err
    42  	}
    43  
    44  	return h.RemoveInterfaceTag(ifName, idx)
    45  }