added volume for glance images

roles/glance-controller/tasks/main.yml

@@ -53,6 +53,7 @@
              {{ env_vars }}
              --add-host=keystone:{{ listen_ip | default(hostvars[groups['keystone'][0]]['ansible_default_ipv4']['address']) }} \
              -v /srv/glance/root:/root \
+             -v /var/lib/glance/images:/var/lib/glance/images \
              {{ docker_image }} /etc/bootstrap.sh
   tags: bootstrap
 

roles/glance-controller/templates/glance.service

@@ -11,6 +11,7 @@ ExecStartPre=-/usr/bin/docker rm %n
 ExecStart=/usr/bin/docker run --name %n \
   {{ env_vars | replace('\n', '') }} \
   -v /srv/glance/root:/root \
+  -v /var/lib/glance/images:/var/lib/glance/images \
   -p 9292:9292 \
   {{ docker_image }}