sdn-dcn.clab.yml

name: sdn-dcn

# Define custom IPv4 subent for the management network 
mgmt:
  ipv4-subnet: 172.10.10.0/24
  ipv4-gw: 172.10.10.1

topology:
  nodes:
    ctrl:
      kind: linux
      image: martimy/ryu-flowmanager:latest
      mgmt-ipv4: 172.10.10.10
      binds:
        - config:/home/auser/labs
      publish:
        - tcp/8080
# Modify the entry point for a differnt app
      entrypoint: ryu-manager flowmanager/flowmanager.py labs/spine_leaf_1.py

# Uncomment the following if you want to use sflow
#    sflow:
#      kind: linux
#      image: sflow/sflowtrend
#      mgmt_ipv4: 172.10.10.100
#      publish:
#        - udp/6343
#        - tcp/8087
#        - tcp/8443
#      env:
#        TZ: America/Halifax
    h11:
      kind: linux
      image: wbitt/network-multitool:alpine-minimal
      mgmt-ipv4: 172.10.10.11
      exec:
        - ip link set dev eth1 address 00:00:00:00:00:01
        - ip addr add 192.168.11.1/24 dev eth1
    h12:
      kind: linux
      image: wbitt/network-multitool:alpine-minimal
      mgmt-ipv4: 172.10.10.12
      exec:
        - ip link set dev eth1 address 00:00:00:00:00:02
        - ip addr add 192.168.11.2/24 dev eth1
    h21:
      kind: linux
      image: wbitt/network-multitool:alpine-minimal
      mgmt-ipv4: 172.10.10.21
      exec:
        - ip link set dev eth1 address 00:00:00:00:00:03
        - ip addr add 192.168.11.3/24 dev eth1
    h22:
      kind: linux
      image: wbitt/network-multitool:alpine-minimal
      mgmt-ipv4: 172.10.10.22
      exec:
        - ip link set dev eth1 address 00:00:00:00:00:04
        - ip addr add 192.168.11.4/24 dev eth1
    h31:
      kind: linux
      image: wbitt/network-multitool:alpine-minimal
      mgmt-ipv4: 172.10.10.31
      exec:
       - ip link set dev eth1 address 00:00:00:00:00:05
       - ip addr add 192.168.11.5/24 dev eth1
    h32:
      kind: linux
      mgmt-ipv4: 172.10.10.32
      image: wbitt/network-multitool:alpine-minimal
      exec:
        - ip link set dev eth1 address 00:00:00:00:00:06
        - ip addr add 192.168.11.6/24 dev eth1
# The switches must be created manually before running clab
    spine1:
      kind: ovs-bridge
    spine2:
      kind: ovs-bridge
    leaf1:
      kind: ovs-bridge
    leaf2:
      kind: ovs-bridge
    leaf3:
      kind: ovs-bridge
# Link hosts to switches. Inter-switch links are 
# created using a shell script
  links:
    - endpoints: ["h11:eth1", "leaf1:p1"]
    - endpoints: ["h12:eth1", "leaf1:p2"]
    - endpoints: ["h21:eth1", "leaf2:p3"]
    - endpoints: ["h22:eth1", "leaf2:p4"]
    - endpoints: ["h31:eth1", "leaf3:p5"]
    - endpoints: ["h32:eth1", "leaf3:p6"]