tree 3b1f0fc7232259024064cc05e7d2e8cf650236d5
parent dd3bd291e62c3d21f8ae3f83fd76532bb643de22
author lianghao <lianghao@cmss.chinamobile.com> 1511874492 +0800
committer lianghao <lianghao@cmss.chinamobile.com> 1511945087 +0800

Move wait_for_interface_status into _check_interface

1.Move wait_for_interface_status into _check_interface.

2.In the case of test_reassign_port_between_servers, before check
iface['port_id'] and delete_interface, it is better to wait for the
status of port reach to active.

Change-Id: I9e185543da91d159709a2b773bab3945f4e79947