go.ligato.io/vpp-agent/v3@v3.5.0/plugins/vpp/l2plugin/vppcalls/vpp2106/arp_term_vppcalls.go (about)

     1  //  Copyright (c) 2021 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 vpp2106
    16  
    17  import (
    18  	"net"
    19  
    20  	vpp_l2 "go.ligato.io/vpp-agent/v3/plugins/vpp/binapi/vpp2106/l2"
    21  )
    22  
    23  func (h *BridgeDomainVppHandler) callBdIPMacAddDel(isAdd bool, bdID uint32, mac string, ip string) error {
    24  	ipAddr, err := ipToAddress(ip)
    25  	if err != nil {
    26  		return err
    27  	}
    28  	macAddr, err := net.ParseMAC(mac)
    29  	if err != nil {
    30  		return err
    31  	}
    32  	bdEntry := vpp_l2.BdIPMac{
    33  		BdID: bdID,
    34  		IP:   ipAddr,
    35  	}
    36  	copy(bdEntry.Mac[:], macAddr)
    37  
    38  	req := &vpp_l2.BdIPMacAddDel{
    39  		IsAdd: isAdd,
    40  		Entry: bdEntry,
    41  	}
    42  
    43  	reply := &vpp_l2.BdIPMacAddDelReply{}
    44  	if err := h.callsChannel.SendRequest(req).ReceiveReply(reply); err != nil {
    45  		return err
    46  	}
    47  
    48  	return nil
    49  }
    50  
    51  // AddArpTerminationTableEntry creates ARP termination entry for bridge domain.
    52  func (h *BridgeDomainVppHandler) AddArpTerminationTableEntry(bdID uint32, mac string, ip string) error {
    53  	err := h.callBdIPMacAddDel(true, bdID, mac, ip)
    54  	if err != nil {
    55  		return err
    56  	}
    57  	return nil
    58  }
    59  
    60  // RemoveArpTerminationTableEntry removes ARP termination entry from bridge domain.
    61  func (h *BridgeDomainVppHandler) RemoveArpTerminationTableEntry(bdID uint32, mac string, ip string) error {
    62  	err := h.callBdIPMacAddDel(false, bdID, mac, ip)
    63  	if err != nil {
    64  		return err
    65  	}
    66  	return nil
    67  }