go.ligato.io/vpp-agent/v3@v3.5.0/plugins/vpp/ifplugin/vppcalls/vpp2202/ip_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  	"context"
    19  	"net"
    20  
    21  	"go.ligato.io/cn-infra/v2/utils/addrs"
    22  
    23  	vpp_ifs "go.ligato.io/vpp-agent/v3/plugins/vpp/binapi/vpp2202/interface"
    24  	"go.ligato.io/vpp-agent/v3/plugins/vpp/binapi/vpp2202/interface_types"
    25  )
    26  
    27  func (h *InterfaceVppHandler) addDelInterfaceIP(ifIdx uint32, addr *net.IPNet, isAdd bool) error {
    28  	req := &vpp_ifs.SwInterfaceAddDelAddress{
    29  		SwIfIndex: interface_types.InterfaceIndex(ifIdx),
    30  		IsAdd:     isAdd,
    31  	}
    32  
    33  	isIPv6, err := addrs.IsIPv6(addr.IP.String())
    34  	if err != nil {
    35  		return err
    36  	}
    37  	req.Prefix.Address = ipToAddress(addr, isIPv6)
    38  	prefix, _ := addr.Mask.Size()
    39  	req.Prefix.Len = byte(prefix)
    40  
    41  	reply := &vpp_ifs.SwInterfaceAddDelAddressReply{}
    42  
    43  	if err := h.callsChannel.SendRequest(req).ReceiveReply(reply); err != nil {
    44  		return err
    45  	}
    46  
    47  	return nil
    48  }
    49  
    50  func (h *InterfaceVppHandler) AddInterfaceIP(ifIdx uint32, addr *net.IPNet) error {
    51  	return h.addDelInterfaceIP(ifIdx, addr, true)
    52  }
    53  
    54  func (h *InterfaceVppHandler) DelInterfaceIP(ifIdx uint32, addr *net.IPNet) error {
    55  	return h.addDelInterfaceIP(ifIdx, addr, false)
    56  }
    57  
    58  func (h *InterfaceVppHandler) setUnsetUnnumberedIP(uIfIdx uint32, ifIdxWithIP uint32, isAdd bool) error {
    59  	req := &vpp_ifs.SwInterfaceSetUnnumbered{
    60  		SwIfIndex:           interface_types.InterfaceIndex(ifIdxWithIP),
    61  		UnnumberedSwIfIndex: interface_types.InterfaceIndex(uIfIdx),
    62  		IsAdd:               isAdd,
    63  	}
    64  	reply := &vpp_ifs.SwInterfaceSetUnnumberedReply{}
    65  
    66  	if err := h.callsChannel.SendRequest(req).ReceiveReply(reply); err != nil {
    67  		return err
    68  	}
    69  
    70  	return nil
    71  }
    72  
    73  func (h *InterfaceVppHandler) SetUnnumberedIP(ctx context.Context, uIfIdx uint32, ifIdxWithIP uint32) error {
    74  	return h.setUnsetUnnumberedIP(uIfIdx, ifIdxWithIP, true)
    75  }
    76  
    77  func (h *InterfaceVppHandler) UnsetUnnumberedIP(ctx context.Context, uIfIdx uint32) error {
    78  	return h.setUnsetUnnumberedIP(uIfIdx, 0, false)
    79  }