Use oslo.utils to get host IP address
Use oslo.utils to get host IP address

Change-Id: I11e2b90c23c9b820b85465452dce56dccefeea35

redhat-openstack/manila,NetApp/manila,bswartz/manila,jcsp/manila,sajuptpm/manila,scality/manila,weiting-chen/manila,vponomaryov/manila,openstack/manila,NetApp/manila,vponomaryov/manila,scality/manila,weiting-chen/manila,jcsp/manila,sajuptpm/manila,redhat-openstack/manila,openstack/manila,bswartz/manila