vflow

module
Version: v0.9.0 Latest Latest
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Published: Oct 23, 2020 License: Apache-2.0

README

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 / counters collector
  • Netflow v5 collector
  • Netflow v9 collector
  • Decoding sFlow raw header L2/L3/L4
  • Produce to Apache Kafka, NSQ, NATS
  • Replicate IPFIX and sFlow to 3rd party collector
  • Supports IPv4 and IPv6
  • Prometheus and RESTful APIs monitoring

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

{"Version":5,"IPVersion":1,"AgentSubID":5,"SequenceNo":37591,"SysUpTime":3287084017,"SamplesNo":1,"Samples":[{"SequenceNo":1530345639,"SourceID":0,"SamplingRate":4096,"SamplePool":1938456576,"Drops":0,"Input":536,"Output":728,"RecordsNo":3,"Records":{"ExtRouter":{"NextHop":"115.131.251.90","SrcMask":24,"DstMask":14},"ExtSwitch":{"SrcVlan":0,"SrcPriority":0,"DstVlan":0,"DstPriority":0},"RawHeader":{"L2":{"SrcMAC":"58:00:bb:e7:57:6f","DstMAC":"f4:a7:39:44:a8:27","Vlan":0,"EtherType":2048},"L3":{"Version":4,"TOS":0,"TotalLen":1452,"ID":13515,"Flags":0,"FragOff":0,"TTL":62,"Protocol":6,"Checksum":8564,"Src":"10.1.8.5","Dst":"161.140.24.181"},"L4":{"SrcPort":443,"DstPort":56521,"DataOffset":5,"Reserved":0,"Flags":16}}}}],"IPAddress":"192.168.10.0"}

Decoded Netflow v5 data

{"AgentID":"114.23.3.231","Header":{"Version":5,"Count":3,"SysUpTimeMSecs":51469784,"UNIXSecs":1544476581,"UNIXNSecs":0,"SeqNum":873873830,"EngType":0,"EngID":0,"SmpInt":1000},"Flows":[{"SrcAddr":"125.238.46.48","DstAddr":"114.23.236.96","NextHop":"114.23.3.231","Input":791,"Output":817,"PktCount":4,"L3Octets":1708,"StartTime":51402145,"EndTime":51433264,"SrcPort":49233,"DstPort":443,"Padding1":0,"TCPFlags":16,"ProtType":6,"Tos":0,"SrcAsNum":4771,"DstAsNum":56030,"SrcMask":20,"DstMask":22,"Padding2":0},{"SrcAddr":"125.238.46.48","DstAddr":"114.23.236.96","NextHop":"114.23.3.231","Input":791,"Output":817,"PktCount":1,"L3Octets":441,"StartTime":51425137,"EndTime":51425137,"SrcPort":49233,"DstPort":443,"Padding1":0,"TCPFlags":24,"ProtType":6,"Tos":0,"SrcAsNum":4771,"DstAsNum":56030,"SrcMask":20,"DstMask":22,"Padding2":0},{"SrcAddr":"210.5.53.48","DstAddr":"103.22.200.210","NextHop":"122.56.118.157","Input":564,"Output":802,"PktCount":1,"L3Octets":1500,"StartTime":51420072,"EndTime":51420072,"SrcPort":80,"DstPort":56108,"Padding1":0,"TCPFlags":16,"ProtType":6,"Tos":0,"SrcAsNum":56030,"DstAsNum":13335,"SrcMask":24,"DstMask":23,"Padding2":0}]}

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 1.14.x 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
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-0.8.0-x86_64.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

Kubernetes

kubectl apply -f https://github.com/VerizonDigital/vflow/blob/master/kubernetes/deploy.yaml

Docker

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.

Directories

Path Synopsis
consumers
cli
Package main is the command line vflow IPFIX consumer with simple filter feature
Package main is the command line vflow IPFIX consumer with simple filter feature
clickhouse
Package main is the vflow IPFIX consumer for the ClickHouse database (https://clickhouse.yandex)
Package main is the vflow IPFIX consumer for the ClickHouse database (https://clickhouse.yandex)
Package discovery handles finding vFlow nodes through multicasting
Package discovery handles finding vFlow nodes through multicasting
Package ipfix decodes IPFIX packets
Package ipfix decodes IPFIX packets
Package mirror replicates the IPFIX packets with spoofing feature to 3rd party collector
Package mirror replicates the IPFIX packets with spoofing feature to 3rd party collector
store
Package store ingest monitoring time series data points to different back-ends
Package store ingest monitoring time series data points to different back-ends
netflow
v5
Package netflow5 decodes netflow version v5 packets
Package netflow5 decodes netflow version v5 packets
v9
Package netflow9 decodes netflow version v9 packets
Package netflow9 decodes netflow version v9 packets
Package packet decodes layer two, three and four OSI model layers
Package packet decodes layer two, three and four OSI model layers
Package producer pushes decoded messages to message queues
Package producer pushes decoded messages to message queues
Package reader decodes a variable from buffer
Package reader decodes a variable from buffer
Package sflow decodes sFlow packets
Package sflow decodes sFlow packets
hammer
Package hammer generates ipfix packets
Package hammer generates ipfix packets
Package main is the vflow binary
Package main is the vflow binary

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