Commit files for simple 2 VM OVS environment

Add Vagrantfile, external YAML data file, and Ansible playbook to create a simple 2 VM environment running Ubuntu 16.04 and OVS 2.5.2.

Signed-off-by: Scott Lowe <scott.lowe@scottlowe.org>

ovs-ovn/ovs-simple/Vagrantfile

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+# -*- mode: ruby -*-
+# vi: set ft=ruby :
+
+# Specify minimum Vagrant version and Vagrant API version
+Vagrant.require_version '>= 1.6.0'
+VAGRANTFILE_API_VERSION = '2'
+
+# Require 'yaml' module
+require 'yaml'
+
+# Read YAML file with VM details (box, CPU, RAM, IP addresses)
+# Edit machines.yml to change VM configuration details
+machines = YAML.load_file(File.join(File.dirname(__FILE__), 'machines.yml'))
+
+# Create and configure the VMs
+Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
+
+  # Always use Vagrant's default insecure key
+  config.ssh.insert_key = false
+
+  # Iterate through entries in YAML file to create VMs
+  machines.each do |machine|
+
+    # Configure the VMs per details in machines.yml
+    config.vm.define machine['name'] do |srv|
+
+      # Don't check for box updates
+      srv.vm.box_check_update = false
+
+      # Specify the hostname of the VM
+      srv.vm.hostname = machine['name']
+
+      # Specify the Vagrant box to use (use VMware box by default)
+      srv.vm.box = machine['box']['vmw']
+
+      # Configure default synced folder (disable by default)
+      if machine['sync_disabled'] != nil
+        srv.vm.synced_folder '.', '/vagrant', disabled: machine['sync_disabled']
+      else
+        srv.vm.synced_folder '.', '/vagrant', disabled: true
+      end #if machine['sync_disabled']
+
+      # Iterate through networks as per settings in machines.yml
+      machine['nics'].each do |net|
+        if net['ip_addr'] == 'dhcp'
+          srv.vm.network net['type'], type: net['ip_addr']
+        else
+          srv.vm.network net['type'], ip: net['ip_addr']
+        end # if net['ip_addr']
+      end # machine['nics'].each
+
+      # Configure CPU & RAM per settings in machines.yml (Fusion)
+      srv.vm.provider 'vmware_fusion' do |vmw|
+        vmw.vmx['memsize'] = machine['ram']
+        vmw.vmx['numvcpus'] = machine['vcpu']
+        if machine['nested'] == true
+          vmw.vmx['vhv.enable'] = 'TRUE'
+        end #if machine['nested']
+      end # srv.vm.provider 'vmware_fusion'
+
+      # Configure CPU & RAM per settings in machines.yml (VirtualBox)
+      srv.vm.provider 'virtualbox' do |vb, override|
+        vb.memory = machine['ram']
+        vb.cpus = machine['vcpu']
+        override.vm.box = machine['box']['vb']
+      end # srv.vm.provider 'virtualbox'
+    end # config.vm.define
+  end # machines.each
+
+  # Configure the machines with Ansible
+  config.vm.provision 'ansible' do |ansible|
+    ansible.playbook = 'provision.yml'
+  end # config.vm.provision
+end # Vagrant.configure

ovs-ovn/ovs-simple/ansible.cfg

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+[defaults]
+inventory = ./.vagrant/provisioners/ansible/inventory/vagrant_ansible_inventory
+private_key_file = ~/.vagrant.d/insecure_private_key
+remote_user = vagrant
+host_key_checking = False

ovs-ovn/ovs-simple/machines.yml

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+---
+- box:
+    vmw: "bento/ubuntu-16.04"
+    vb: "bento/ubuntu-16.04"
+  name: "ovs-01"
+  nics:
+    - type: "private_network"
+      ip_addr: "192.168.100.101"
+  ram: "512"
+  vcpu: "1"
+- box:
+    vmw: "bento/ubuntu-16.04"
+    vb: "bento/ubuntu-16.04"
+  name: "ovs-02"
+  nics:
+    - type: "private_network"
+      ip_addr: "192.168.100.101"
+  ram: "512"
+  vcpu: "1"

ovs-ovn/ovs-simple/provision.retry

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+ovs-01

ovs-ovn/ovs-simple/provision.yml

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+---
+- hosts: "all"
+  become: "yes"
+  remote_user: "vagrant"
+
+  tasks:
+  - name: "Install OVS"
+    apt:
+      state: "present"
+      update_cache: "yes"
+      name: "{{ item }}"
+    with_items:
+      - "openvswitch-common"
+      - "openvswitch-switch"
+
+  - name: "Create OVS bridges"
+    openvswitch_bridge:
+      bridge: "{{ item }}"
+      state: "present"
+    with_items:
+      - "br0"