SDN

Courses

http://www.cse.wustl.edu/~jain/tutorials/ http://www.cs.kent.edu/~mallouzi/Software%20Defined%20Networking/ http://www.cs.fsu.edu/~xyuan/cis5930/ https://www.cs.princeton.edu/~jrex/papers/ http://zoo.cs.yale.edu/classes/cs434/cs434-2017-spring/lectures/02-prognet-openflow.pdf https://www.youtube.com/playlist?list=PLpherdrLyny8YN4M24iRJBMCXkLcGbmhY

Mininet

Install

apt install -y  mininet

git clone https://github.com/mininet/mininet
mininet/util/install.sh -h

-a: (default) install (A)ll packages - good luck!
-b: install controller (B)enchmark (oflops)
-c: (C)lean up after kernel install
-d: (D)elete some sensitive files from a VM image
-e: install Mininet d(E)veloper dependencies
-f: install Open(F)low
-i: install (I)ndigo Virtual Switch
-k: install new (K)ernel
-m: install Open vSwitch kernel (M)odule from source dir
-n: install Mini(N)et dependencies + core files
-p: install (P)OX OpenFlow Controller
-r: remove existing Open vSwitch packages
-s <dir>: place dependency (S)ource/build trees in <dir>
-t: complete o(T)her Mininet VM setup tasks
-v: install Open (V)switch
-V <version>: install a particular version of Open (V)switch on Ubuntu
-w: install OpenFlow (W)ireshark dissector 
-y: install R(y)u Controller
-x: install NO(X) Classic OpenFlow controller
-0: (default) -0[fx] installs OpenFlow 1.0 versions
-3: -3[fx] installs OpenFlow 1.3 versions

Supported switch & controller

default/vs/ovsk=OVSSwitch
lxbr=LinuxBridge
user=UserSwitch
ivs=IVSSwitch
ovsbr=OVSBridge

ovsc=OVSController
none=NullController
remote=RemoteController
default=DefaultController
nox=NOX # NOX_CORE_DIR env var
ryu=Ryu
ref=Controller

Run

http://mininet.org/api/classmininet_1_1topo_1_1Topo.html

# https://github.com/mininet/mininet/blob/master/custom/topo-2sw-2host.py
mn --custom mininet/custom/topo-2sw-2host.py --topo mytopo \
   --nat --mac --controller=remote,ip=127.0.0.1,port=6633 \
   -v debug

mininet> links/dump/net
mininet> py locals()
mininet> py h1

Remote control

https://github.com/mininet/mininet/wiki/FAQ#how-can-i-control-my-mininet-hosts-remotely https://github.com/mininet/mininet/wiki/FAQ#how-can-i-add-a-rest-interface-to-mininet

Switch - C - Open vSwitch - OpenFlow 1.0+

OVS

Switch - C - Lagopus - OpenFlow 1.3

https://github.com/lagopus/lagopus VLAN, QinQ, MAC-in-MAC, MPLS and PBB. tunnel protocol processing for overlay-type networking with GRE, VxLAN and GTP. Memory: 2GB or more

Switch - C - OpenFlow 1.3 Software Switch

https://github.com/CPqD/ofsoftswitch13

Controller - Python - Faucet - OpenFlow 1.3

http://faucet.nz/ for multi table OpenFlow 1.3 switches, that implements layer 2 switching, VLANs, ACLs, and layer 3 IPv4 and IPv6 routing, static and via BGP.

Docs

http://docs.openvswitch.org/en/latest/tutorials/faucet/#overview https://github.com/faucetsdn/faucet/tree/master/docs PDF http://costiser.ro/2017/03/07/sdn-lesson-2-introducing-faucet-as-an-openflow-controller

faucet.yaml

http://faucet.readthedocs.io/en/latest/configuration.html#configuration-options

DP

https://github.com/faucetsdn/faucet/blob/master/docs/default_conf_doc.md

Attribute
Default
Description

dp_id

None

Name for this dp, used for stats reporting and configuration

timeout

300

inactive MAC timeout

arp_neighbor_timeout

500

ARP and neighbor timeout (seconds)

stack

None

stacking config, when cross connecting multiple DPs

vlan_acl_table

None

vlan_table

None

port_acl_table

None

The table for internally associating vlans

Port

Attribute
Default
Description

number

None

acl_in

None

native_vlan

None

tagged_vlans

None

permanent_learn

False

stack

None

unicast_flood

True

mirror

None

mirror_destination

False

max_hosts

255

maximum number of hosts

Router

Attribute
Default
Description

vlans

None

VLAN

Attribute
Default
Description

acl_in

None

routes

None

vid

None

faucet_vips

None

max_hosts

255

Limit number of hosts that can be learned on a VLAN.

proactive_arp_limit

None

proactively ARP for hosts (None unlimited)

proactive_nd_limit

None

proactively ND for hosts (None unlimited)

unicast_flood

True

Manually install

sudo pip install faucet
sudo pip install git+https://github.com/faucetsdn/faucet.git
sudo vi /etc/ryu/faucet/faucet.yaml
check_faucet_config.py /etc/ryu/faucet.yaml # verify config
ryu-manager faucet.faucet --verbose

FAUCET_LOG_LEVEL / GAUGE_LOG_LEVEL

Docker

https://github.com/faucetsdn/faucet/tree/master/etc/ryu/faucet

wget https://raw.githubusercontent.com/faucetsdn/faucet/master/etc/ryu/faucet/faucet.yaml
wget https://raw.githubusercontent.com/faucetsdn/faucet/master/etc/ryu/faucet/acls.yaml
mkdir -p faucet.conf.d && mv -t faucet.conf.d/ faucet.yaml acls.yaml
docker run -v $(pwd)/faucet.conf.d/:/etc/ryu/faucet/ \
    --net host --name faucet \
    -e FAUCET_LOG_LEVEL='DEBUG' \
    -e GAUGE_LOG_LEVEL='DEBUG' \
    -d faucet/faucet
netstat -lntup | grep -P '6653|9302'

docker exec -it faucet cat /var/log/ryu/faucet/faucet.log   # check log
docker exec faucet pkill -HUP -f faucet.faucet      # update configuration

Controller - Python - Ryu

git clone git://github.com/osrg/ryu.git

Docker

docker run --rm --net host -it -w /root/ryu osrg/ryu

# start controller & http://server_ip:8080
PYTHONPATH=. ./bin/ryu run \
    ryu/app/gui_topology/gui_topology.py \
    ryu/app/simple_switch.py \
    --observe-links

Writing Your Ryu Application

http://ryu.readthedocs.io/en/latest/writing_ryu_app.html

Debug

PyCharm Settings | Python Debugger | Gevent compatible debugging
ryu-manager = ryu.cmd.manager:main
ryu = ryu.cmd.ryu_base:main

Controller - OCaml - Frenetic

https://github.com/frenetic-lang/frenetic (.ova provided) http://www-users.cselabs.umn.edu/classes/Spring-2016/csci8211/Lecture-Notes/csci8211-Frenetic-Pyretic.pptx

Source build

mkdir src && cd src
git clone https://github.com/frenetic-lang/frenetic
cd ..
opam pin add frenetic src/frenetic -n -k git
opam install -y frenetic
sudo pip install -e  src/frenetic/lang/python

Manual

git clone https://github.com/frenetic-lang/manual.git
cd programmers_guide/code
programmers_guide/frenetic_programmers_guide.pdf

Install

https://gist.githubusercontent.com/basus/cd48c8e4e9d14f853cea4f45f7e0edaf/raw/b6d698a16e1de5fa7d0daef7f7a36a57a9766ae1/frenetic.sh

Controller - C - OVN

https://docs.openstack.org/networking-ovn/latest/admin/features.html

Controller - C++ - OpenContrail by Juniper

http://www.opencontrail.org/opencontrail-quick-start-guide/

DB node: Cassandra database and Zookeeper.
Configuration Node: Neutron server, configuration API server, IF-MAP server, discovery server and configuration related services.
Analytics Node: the analytics data collector, operational and analytics API server and Query engine.
Web UI: the web-server and web job-server
Control node: BGP speaker, DNS server and named
Compute node: the vRouter a kernel loadable module and a user space vRouter agent, along with Openstack compute services.

Kubernetes

https://github.com/Juniper/contrail-controller/wiki/Kubernetes

Controller - JAVA - ODL

Releases

Hydrogen	February 2014
Helium	October 2014
Lithium	June 2015
Beryllium	February 2016
Boron	November 2016
Carbon	June 2017
Nitrogen	September 2017

Ports

https://wiki.opendaylight.org/view/Ports

Docker

https://hub.docker.com/r/opendaylight/odl/

Init

feature:install odl-restconf odl-l2switch-switch odl-mdsal-apidocs odl-dlux-core \
    odl-dluxapps-nodes odl-dluxapps-topology \
    odl-dluxapps-yangui odl-dluxapps-yangvisualizer odl-dluxapps-yangman    
# visit http://server_ip:8080/index.html    # admin/admin

Controller - JAVA - ONOS

Ports

8181    for REST API and GUI
8101    to access the ONOS CLI (SSH)
9876    for intra-cluster communication (communication between target machines)
6653    optional, for OpenFlow
6640    optional, for OVSDB

Docker

docker run --name onos -d --net host --restart unless-stopped onosproject/onos:1.11.1
ssh -p 8101 onos@server_ip

Cluster

https://wiki.onosproject.org/display/ONOS/Running+the+published+Docker+ONOS+images

Init

onos> (or Web UI)
    apps -a -s
    app activate org.onosproject.openflow
    app activate org.onosproject.fwd
    add-host-intent <tab>

WebUI

http://server_ip:8181/onos/ui/login.html # onos/rocks

Running as a service

https://wiki.onosproject.org/display/ONOS/Running+ONOS+as+a+service

Forming a cluster

Form a cluster of three instances, from one of the target machines

/opt/onos/bin/onos-form-cluster $TARGET_MACHINE_1_IP ... $TARGET_MACHINE_N_IP

Controller - JAVA - Floodlight

https://floodlight.atlassian.net/wiki/spaces/floodlightcontroller/pages/1343544/Installation+Guide

sudo apt-get install build-essential ant maven python-dev
git clone git://github.com/floodlight/floodlight.git
cd floodlight
git submodule init
git submodule update
ant
sudo mkdir /var/lib/floodlight
sudo chmod 777 /var/lib/floodlight

Controller - Calico

https://github.com/projectcalico/calico enabling cloud native application connectivity and policy integrates with Kubernetes, Apache Mesos, Docker, OpenStack and more

Controller - Scala/JAVA - MidoNet

https://github.com/midonet/midonet use with OpenStack, vanilla Linux hosts, Docker, Mesos, etc. MidoNet supports virtual L2 switches, virtual L3 routing, distributed, stateful source NAT and distributed stateful L4 TCP load balancing.

curl -sL quickstart.midonet.org | sudo bash

Controller - Ruby - Trema

https://github.com/trema/trema

Controller - Powershell - Microsoft SDN

https://github.com/Microsoft/SDN

Routing framework - Kulfi

https://github.com/merlin-lang/kulfi

Controller - POX - python

inactive: http://en.community.dell.com/techcenter/networking/w/wiki/3820.openvswitch-openflow-lets-get-started

Controller - More

http://yuba.stanford.edu/~casado/of-sw.html https://www.sdxcentral.com/sdn/definitions/sdn-controllers/open-source-sdn-controllers/

Open Security Controller - JAVA

https://www.opensecuritycontroller.org/documentation/tutorials/openstack_workload/

C++ simulation library and framework - OMNeT++

https://omnetpp.org/models

Programming - P4

http://www.inf.usi.ch/faculty/soule/teaching/2015-fall/netpl/ https://p4.org/

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