disk_images:
      -
         imagename: overcloud-odl
         builder: dib
         type: qcow2
         distro: rhel7
         elements:
           - sysctl
           - baremetal
           - dhcp-all-interfaces
           - openvswitch
           - os-collect-config
           - puppet-modules
           - stable-interface-names
           - grub2-deprecated
         packages:
           - java-1.8.0-openjdk
           - ntp
           - opendaylight
           - openstack-heat-agents
           - os-net-config
           - jq
         options:
