/vflow

Enterprise Network Flow Collector (IPFIX, sFlow, Netflow)

Primary LanguageGoApache License 2.0Apache-2.0

vFlow

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High-performance, scalable and reliable IPFIX, sFlow and Netflow collector (written in pure Golang).

Features

  • IPFIX RFC7011 collector
  • sFLow v5 raw header packet collector
  • Netflow v9 collector
  • Decoding sFlow raw header L2/L3/L4
  • Produce to Apache Kafka, NSQ, NATS
  • Replicate IPFIX to 3rd party collector
  • Supports IPv4 and IPv6
  • Monitoring with InfluxDB and OpenTSDB backend

Alt text

Documentation

Decoded IPFIX data

The IPFIX data decodes to JSON format and IDs are IANA IPFIX element ID

{"AgentID":"192.168.21.15","Header":{"Version":10,"Length":420,"ExportTime":1483484642,"SequenceNo":1434533677,"DomainID":32771},"DataSets":[[{"I":8,"V":"192.16.28.217"},{"I":12,"V":"180.10.210.240"},{"I":5,"V":2},{"I":4,"V":6},{"I":7,"V":443},{"I":11,"V":64381},{"I":32,"V":0},{"I":10,"V":811},{"I":58,"V":0},{"I":9,"V":24},{"I":13,"V":20},{"I":16,"V":4200000000},{"I":17,"V":27747},{"I":15,"V":"180.105.10.210"},{"I":6,"V":"0x10"},{"I":14,"V":1113},{"I":1,"V":22500},{"I":2,"V":15},{"I":52,"V":63},{"I":53,"V":63},{"I":152,"V":1483484581770},{"I":153,"V":1483484622384},{"I":136,"V":2},{"I":243,"V":0},{"I":245,"V":0}]]}

Decoded sFlow data

{"Header":{"Version":5,"IPVersion":1,"AgentSubID":0,"SequenceNo":24324,"SysUpTime":766903208,"SamplesNo":1,"IPAddress":"192.16.14.0"},"ExtSWData":{"SrcVlan":0,"SrcPriority":0,"DstVlan":12,"DstPriority":0},"Sample":{"SequenceNo":0,"SourceID":0,"SamplingRate":2000,"SamplePool":0,"Drops":0,"Input":552,"Output":0,"RecordsNo":2},"Packet":{"L2":{"SrcMAC":"d4:04:ff:01:1d:9e","DstMAC":"30:7c:5e:e5:59:ef","Vlan":12,"EtherType":34525},"L3":{"Version":6,"TrafficClass":0,"FlowLabel":0,"PayloadLen":265,"NextHeader":17,"HopLimit":57,"Src":"2600:8000:5207:6f00::1","Dst":"2606:2800:404e:2:1663:6fe:2cc6:100a"},"L4":{"SrcPort":53,"DstPort":34234}}}

Decoded Netflow v9 data

{"AgentID":"10.81.70.56","Header":{"Version":9,"Count":1,"SysUpTime":357280,"UNIXSecs":1493918653,"SeqNum":14,"SrcID":87},"DataSets":[[{"I":1,"V":"0x00000050"},{"I":2,"V":"0x00000002"},{"I":4,"V":2},{"I":5,"V":192},{"I":6,"V":"0x00"},{"I":7,"V":0},{"I":8,"V":"10.81.70.56"},{"I":9,"V":0},{"I":10,"V":0},{"I":11,"V":0},{"I":12,"V":"224.0.0.22"},{"I":13,"V":0},{"I":14,"V":0},{"I":15,"V":"0.0.0.0"},{"I":16,"V":0},{"I":17,"V":0},{"I":21,"V":300044},{"I":22,"V":299144}]]}

Supported platform

  • Linux
  • Windows

Build

Given that the Go Language compiler (version 1.8 preferred) is installed, you can build it with:

go get github.com/VerizonDigital/vflow/vflow
cd $GOPATH/src/github.com/VerizonDigital/vflow

make build
or
go get -d ./...
cd vflow; go build 

Installation

You can download and install pre-built debian package as below (RPM and Linux binary are available).

dpkg -i vflow-0.4.1-amd64.deb

Once you installed you need to configure the below files, for more information check configuration guide:

/etc/vflow/vflow.conf
/etc/vflow/mq.conf

You can start the service by the below:

service vflow start

Docker

  1. Install Docker.
  2. Download vFlow and Kafka images from public Docker Hub :
docker pull mehrdadrad/vflow
docker pull spotify/kafka
  1. You can run them like below:
docker run -d -p 2181:2181 -p 9092:9092 spotify/kafka
docker run -d -p 4739:4739 -p 4729:4729 -p 6343:6343 -p 8081:8081 -e VFLOW_KAFKA_BROKERS="172.17.0.1:9092" mehrdadrad/vflow

License

Licensed under the Apache License, Version 2.0 (the "License")

Contribute

Welcomes any kind of contribution, please follow the next steps:

  • Fork the project on github.com.
  • Create a new branch.
  • Commit changes to the new branch.
  • Send a pull request.