Enabled nova->glance snapshots

Thanks to the related-id commit we can do nova->glance snapshots. This
updates the keyrings to reflect that change.

Change-Id: I02f083aec0255e9d681bd225a11ead6f5a379366
Related-Id: If13d25b6c94e247d2505583b524ae3af9c34b5dc

ansible/roles/nova/tasks/ceph.yml

@@ -25,7 +25,7 @@
 
 # TODO(SamYaple): Improve changed_when tests
 - name: Pulling cephx keyring for nova
-  command: docker exec ceph_mon ceph auth get-or-create client.nova mon 'allow r' osd 'allow class-read object_prefix rbd_children, allow rwx pool={{ ceph_cinder_pool_name }}, allow rwx pool={{ ceph_cinder_pool_name }}-cache, allow rwx pool={{ ceph_nova_pool_name }}, allow rwx pool={{ ceph_nova_pool_name }}-cache, allow rx pool={{ ceph_glance_pool_name }}, allow rx pool={{ ceph_glance_pool_name }}-cache'
+  command: docker exec ceph_mon ceph auth get-or-create client.nova mon 'allow r' osd 'allow class-read object_prefix rbd_children, allow rwx pool={{ ceph_cinder_pool_name }}, allow rwx pool={{ ceph_cinder_pool_name }}-cache, allow rwx pool={{ ceph_nova_pool_name }}, allow rwx pool={{ ceph_nova_pool_name }}-cache, allow rwx pool={{ ceph_glance_pool_name }}, allow rwx pool={{ ceph_glance_pool_name }}-cache'
   register: cephx_key
   delegate_to: "{{ groups['ceph-mon'][0] }}"
   changed_when: False