Survey of P4 Programs

This is a repostory to store all P4 programms under our survey.

List of Programms

We collect P4 programs from different sources, including the tutorial of P4 community, Github public repositories, and publications with open-source

From tutorials

  • SIGCOMM 18 Tutorial
    • Basic Forwarding: basic_forward.p4
    • Basic Tunneling: basic_tunnel.p4
    • Explicit Congestion Notification: ecn.p4
    • Multi-Hop Route Inspection: mri.p4
    • Source Routing: source_routing.p4
    • Calculator: calc.p4
    • Load Balancing: load_balance.p4
  • P4D2 17
    • L3 Forwarding: ip_forward.p4
    • ARP/ICMP Responder: arp.p4
  • SIGCOMM 17 Tutorial
    • HULA Load Balancer: hula.p4
    • Header bit inversion: scrambler.p4
  • SIGCOMM 16 Tutorial
    • Heavy Hitter Detection: heavy_hitter_1.p4 and heavy_hitter_2.p4
    • ECMP: ecmp_1.p4 and ecmp_2.p4
    • Flowlet Switching: f__lowlet.p4__

From repositories

From publications

  • Dapper (asked the authors if they would like to share and if not try to built from the code snippets in the paper): dapper.p4
  • NetPaxos:
  • DC.p4
  • switch.p4 - a data plane description of an L2/L3 switch
  • TimeStamp Aware Switching: ts_switching.p4
  • HashPipe - identifying the flows that contribute to majority of packets between two points on a given network: hashpipe.p4
  • P4 Linear Road: linearroad.p4
  • NetCache - Key-Value store in the data plane to handle queries on hot items and balance load across storage nodes: netcache.p4
  • SketchLearn - Network measurement framework that resolves resource conflicts by learning their statistical properties to eliminate conflicting traffic components: sketchlearn.p4
  • Beamer - stateless datacenter load balancer and do not store per-connection state: beamer.p4
  • NDP Router: a datacenter router/switch prototype for near-optimal completion times for short transfers: ndp_router.p4
  • Sonata: sonata.p4
  • Robust Header Compression: rohc.p4
  • Data plane virtualization with HyperV: hyperv.p4
  • P4 Fuzzer: master thesis work
  • Speedlight

Implementation Analysis

We analyze the surveyed programs in terms of the LoC, the usage of register, counter and meters, whether translated to P4-16.

Name LoC Registers Counters Meters Translated Notation
basic_forward.p4 121 x x x x
basic_tunnel.p4 153 x x x x
ecn.p4 134 x x x x
mri.p4 202 x x x x
source_routing.p4 120 x x x x
calc.p4 139 x x x x
load_balance.p4 178 x x x x
ip_forward.p4 122 x x x x
arp.p4 228 x x x x
hula.p4 289 x x x
scrambler.p4 134 x x x x
heavy_hitter_1.p4 182 x x x
heavy_hitter_2.p4 178 x x x
ecmp_1.p4 161 x x x x
ecmp_2.p4 157 x x x x
flowlet.p4 203 x x x
vss.p4 130 x x x x
mc_nat.p4 131 x x x
axon.p4 103 x x x x
dapper.p4 535 x x combined
netpaxos_combined.p4 210 x x manually generated from acceptor and coordinator
DC.p4 x x x barefoot, not v1model, multiple files
switch.p4 x x x barefoot, not v1model, multiple files, some includes missing
ts_switching-16.p4 133 x x
hashpipe.h4 229 x x
linearroad.p4 789 x x
netcache.p4 1427 x x v1model?, multiple files
sketchlearn.p4 646 x x small modification
beamer.p4 310 x x x small modification
ndp_router.p4 223 x x NetFPGA version also provided
rohc.p4 231 x x x x
netchain.p4 366 x x

Note

  • LoC calculation excludes lines of comment and blank lines.
  • Programms written in P4_14 are translated into P4_16 by P4C.

References

References of the publications sorted by the year of publication.

2018

2017

2016

2015