Mininet extemsion for learning Simple IP network (ipnet)

ipnet is mininet extensions for learning OSPF, BGP, SRv6 and more.

Install

1. install mininet

git clone https://github.com/mininet/mininet
cd mininet
# git tag 
git checkout -b mininet-2.3.0 2.3.0  # or whatever version you wish to install
cd ..
mininet/util/install.sh -a
sudo apt -y install openvswitch-switch
sudo service openvswitch-switch start

2. install FRRouting

sudo apt install -y frr

(from source for Ubuntu20.04)

3. install ipnet

git clone https://github.com/shu1r0/ipnet_mininet.git
cd ipnet_mininet
sudo pip install -r requirements.txt
sudo pip install .

Example

from mininet.log import setLogLevel
from ipnet import IPNetwork, CLIX

r1_conf = """\
configure terminal
interface lo
  ip address 1.1.1.1/32
interface r1_r2
  ip address 192.168.1.1/24
router ospf
  network 1.1.1.1/32 area 0.0.0.0
  network 192.168.1.0/24 area 0.0.0.0
"""

r2_conf = """\
configure terminal
interface lo
  ip address 2.2.2.2/32
interface r2_r1
  ip address 192.168.1.2/24
router ospf
  network 2.2.2.2/32 area 0.0.0.0
  network 192.168.1.0/24 area 0.0.0.0
"""

def run():
    setLogLevel("info")
    net = IPNetwork()
    r1 = net.addFRR('r1', enable_daemons=["ospfd"])
    r2 = net.addFRR('r2', enable_daemons=["ospfd"])
    net.addLink(r1, r2, intfName1="r1_r2", intfName2="r2_r1")
    net.start()
    r1.vtysh_cmd(r1_conf)
    r2.vtysh_cmd(r2_conf)
    CLIX(net)
    net.stop()
    
if __name__ == "__main__":
    run()

Start vtysh

example of vtysh

mininet> vtysh r1 r2

examples/

clos/clos3_40.py

Test

sudo python3 -m unittest discover examples