go.ligato.io/vpp-agent/v3@v3.5.0/plugins/vpp/ipfixplugin/vppcalls/vpp2106/dump_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  	"fmt"
    19  	"net"
    20  
    21  	vpp_ipfix "go.ligato.io/vpp-agent/v3/plugins/vpp/binapi/vpp2106/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 21.06 does not support IPv6 addresses for IPFIX configuration,
    30  // but this may change in future versions. Be careful porting this method to
    31  // another version of VPP.
    32  //
    33  func (h *IpfixVppHandler) DumpExporters() ([]*ipfix.IPFIX, error) {
    34  	var ipfixes []*ipfix.IPFIX
    35  	reqCtx := h.callsChannel.SendMultiRequest(&vpp_ipfix.IpfixExporterDump{})
    36  	for {
    37  		details := &vpp_ipfix.IpfixExporterDetails{}
    38  		stop, err := reqCtx.ReceiveReply(details)
    39  		if stop {
    40  			break
    41  		}
    42  		if err != nil {
    43  			return nil, fmt.Errorf("failed to dump IPFIX: %v", err)
    44  		}
    45  
    46  		collectorIPAddr := details.CollectorAddress.Un.GetIP4()
    47  		sourceIPAddr := details.SrcAddress.Un.GetIP4()
    48  
    49  		ipfixes = append(ipfixes,
    50  			&ipfix.IPFIX{
    51  				Collector: &ipfix.IPFIX_Collector{
    52  					Address: net.IP(collectorIPAddr[:]).To4().String(),
    53  					Port:    uint32(details.CollectorPort),
    54  				},
    55  				SourceAddress:    net.IP(sourceIPAddr[:]).To4().String(),
    56  				VrfId:            details.VrfID,
    57  				PathMtu:          details.PathMtu,
    58  				TemplateInterval: details.TemplateInterval,
    59  			},
    60  		)
    61  
    62  	}
    63  
    64  	return ipfixes, nil
    65  }