--- host_info: { 'opnfv': { 'VLAN_IP': '192.168.122.2', 'MGMT_IP': '172.29.236.10', 'VXLAN_IP': '172.29.240.10', 'STORAGE_IP': '172.29.244.10' }, 'controller00': { 'VLAN_IP': '192.168.122.3', 'MGMT_IP': '172.29.236.11', 'VXLAN_IP': '172.29.240.11', 'STORAGE_IP': '172.29.244.11' }, 'controller01': { 'VLAN_IP': '192.168.122.4', 'MGMT_IP': '172.29.236.12', 'VXLAN_IP': '172.29.240.12', 'STORAGE_IP': '172.29.244.12' }, 'controller02': { 'VLAN_IP': '192.168.122.5', 'MGMT_IP': '172.29.236.13', 'VXLAN_IP': '172.29.240.13', 'STORAGE_IP': '172.29.244.13' }, 'compute00': { 'VLAN_IP': '192.168.122.6', 'MGMT_IP': '172.29.236.14', 'VXLAN_IP': '172.29.240.14', 'STORAGE_IP': '172.29.244.14' }, 'compute01': { 'VLAN_IP': '192.168.122.7', 'MGMT_IP': '172.29.236.15', 'VXLAN_IP': '172.29.240.15', 'STORAGE_IP': '172.29.244.15' } }