go.ligato.io/vpp-agent/v3@v3.5.0/plugins/vpp/ipfixplugin/vppcalls/vpp2210/dump_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 vpp2210
    16  
    17  import (
    18  	"fmt"
    19  	"net"
    20  
    21  	vpp_ipfix "go.ligato.io/vpp-agent/v3/plugins/vpp/binapi/vpp2210/ipfix_export"
    22  	ipfix "go.ligato.io/vpp-agent/v3/proto/ligato/vpp/ipfix"
    23  )
    24  
    25  // DumpExporters returns configured IPFIX.
    26  // Since it always only one IPFIX configuration, this method signature
    27  // defined as it is to keep consistensy between different vppcalls packages.
    28  //
    29  // Caution: VPP does not support IPv6 addresses for IPFIX configuration (tested
    30  // with VPP 22.10), but this may change in future versions. Be careful porting
    31  // this method to another version of VPP.
    32  func (h *IpfixVppHandler) DumpExporters() ([]*ipfix.IPFIX, error) {
    33  	var ipfixes []*ipfix.IPFIX
    34  	reqCtx := h.callsChannel.SendMultiRequest(&vpp_ipfix.IpfixExporterDump{})
    35  	for {
    36  		details := &vpp_ipfix.IpfixExporterDetails{}
    37  		stop, err := reqCtx.ReceiveReply(details)
    38  		if stop {
    39  			break
    40  		}
    41  		if err != nil {
    42  			return nil, fmt.Errorf("failed to dump IPFIX: %v", err)
    43  		}
    44  
    45  		collectorIPAddr := details.CollectorAddress.Un.GetIP4()
    46  		sourceIPAddr := details.SrcAddress.Un.GetIP4()
    47  
    48  		ipfixes = append(ipfixes,
    49  			&ipfix.IPFIX{
    50  				Collector: &ipfix.IPFIX_Collector{
    51  					Address: net.IP(collectorIPAddr[:]).To4().String(),
    52  					Port:    uint32(details.CollectorPort),
    53  				},
    54  				SourceAddress:    net.IP(sourceIPAddr[:]).To4().String(),
    55  				VrfId:            details.VrfID,
    56  				PathMtu:          details.PathMtu,
    57  				TemplateInterval: details.TemplateInterval,
    58  			},
    59  		)
    60  
    61  	}
    62  
    63  	return ipfixes, nil
    64  }