dedicate whole vg_guests to /var/lib/nova

roles/cloud_compute/tasks/main.yml

@@ -17,14 +17,27 @@
   notify:
     - restart network
 
+- yum: state=present name=https://repos.fedorapeople.org/repos/openstack/openstack-icehouse/rdo-release-icehouse-4.noarch.rpm
+- yum: state=present pkg=openstack-nova-common
+- name: create logical volume for ephemeral storage
+  lvol: vg=vg_guests lv=nova size=100%FREE
+- filesystem: fstype=ext4 dev=/dev/mapper/vg_guests-nova
+- mount: name=/var/lib/nova src=/dev/mapper/vg_guests-nova fstype=ext4 state=present
+- file: path=/var/lib/nova/{{item}} owner=nova group=nova mode=0644 state=directory
+  with_items:
+  - buckets
+  - images
+  - instances
+  - keys
+  - networks
+  - tmp
+
 - name: add cert to ca-bundle.crt so plain curl works
   copy: src={{ private }}/files/openstack/fed-cloud09.pem dest=/etc/pki/ca-trust/source/anchors/ mode=600 owner=root group=root
   notify:
     - update ca-trust
 - meta: flush_handlers
 
-- yum: state=present name=https://repos.fedorapeople.org/repos/openstack/openstack-icehouse/rdo-release-icehouse-4.noarch.rpm
-
 # http://docs.openstack.org/icehouse/install-guide/install/yum/content/nova-compute.html
 - name: install the Compute packages necessary for the controller node.
   action: yum state=present pkg={{ item }}
@@ -116,10 +129,7 @@
   notify:
     - restart openstack-nova-compute
 - name: set up storage for ephemeral disks
-  ini_file: dest=/etc/nova/nova.conf section=libvirt option=images_type value=lvm
-  notify:
-    - restart openstack-nova-compute
-- ini_file: dest=/etc/nova/nova.conf section=libvirt option=images_volume_group value=vg_guests
+  ini_file: dest=/etc/nova/nova.conf section=libvirt option=images_type state=absent
   notify:
     - restart openstack-nova-compute