Enable oslo.cache library

Add glance:server:cache metadata

      cache:
        engine: memcached
        expiration_time: 600
        backend_argument:
          memcached_expire_time:
            value: 660
        members:
        - host: ${_param:cluster_node01_address}
          port: 11211
        - host: ${_param:cluster_node02_address}
          port: 11211
        - host: ${_param:cluster_node01_address}
          port: 11211

Enable oslo.cache in the glance config files:
 - glance-api.conf
 - glance-registry.conf

Change-Id: I0d183ea7e551b59cea5ff125d550cd5f5914239e
Related-Prod: PROD-26960
7 files changed