convert from LNV to EVPN with ansible (simple example playbook)

lnvtoevpn.yml

---
- hosts: leaf01,leaf03
  become: yes
  tasks:
    - name: check current quagga version for EVPN
      command: "systemctl status vxrd.service"
      register: lnvstate
      failed_when: ansible_lsb.release != "3.3.2"

    - name: debug lnvstate
      debug:
         var: lnvstate.stdout

    - name: Configure BGP
      nclu:
        commands:
            - add bgp evpn neighbor fabric activate
            - add bgp evpn advertise-all-vni
        atomic: true

    - name: see if EVPN is up
      nclu:
        commands:
            - show bgp neighbor swp51
      register: evpnstate

    - name: debug evpnstate
      debug:
         var: evpnstate

    - name: debug peers
      debug:
        var: evpnstate.msg

    - name: stop service lnv if BGP adj for evpn, and LNV is running
      systemd: name=vxrd.service state=stopped
      when: '"active (running)" in lnvstate.stdout and "L2VPN EVPN: advertised and received" in evpnstate.msg'