Upgrade Open vSwitch

# From @andyhky (http://virtualandy.wordpress.com)
# Upgrading OVS is discussed at length here: http://wp.me/pp5B3-aZ
---
- name: Upgrade OVS
  hosts: "*"
  gather_facts: false
  connection: ssh
  user: root

  tasks:
    - name: Get OpenVswitch Version
      command: /etc/init.d/openvswitch version
      register: vswitch_version

    - name: Get your RPMs
      command: rpm -Uvh http://path.to/ovs.rpm http://path.to/ovs-module.rpm
      when: vswitch_version.stdout.find('{{ ovs_version }}') == -1

    - name: touch a needs Kmod reload file
      command: touch /tmp/.needsKmodReload
      
    - name: Reload OVS kernel module (IMPACTING)
      command: /etc/init.d/openvswitch force-reload-kmod
              removes=/tmp/.needsKmodReload
      async: 300
      poll: 20
      when: vswitch_version.stdout.find('{{ ovs_version }}') == -1