Adding Adjustment for ovsdb

This will allow us to switch between native or vsctl

Change-Id: Id6636231873986e9a9b80e0174bf23666a4416b2

ansible/browbeat/roles/neutron-ovsdb/handlers/main.yml

@@ -0,0 +1,9 @@
+---
+#
+# Neutron handlers for browbeat adjustment
+#
+
+- name: restart neutron services
+  service: name={{ item }} state=restarted
+  with_items:
+    - neutron-openvswitch-agent

ansible/browbeat/roles/neutron-ovsdb/tasks/main.yml

@@ -0,0 +1,15 @@
+- name: Configure the ovsdb driver
+  ini_file:
+    dest: "{{ item.file }}"
+    mode: 0640
+    section: "{{ item.section }}"
+    option: "{{ item.option }}"
+    value: "{{ item.value }}"
+    backup: yes
+  with_items:
+    - { file: /etc/neutron/plugins/ml2/openvswitch_agent.ini, section: ovs, option: ovsdb_interface, value: "{{ driver }}" }
+  notify:
+    - unmanage neutron services
+    - restart neutron services
+    - manage neutron services
+    - cleanup neutron services