tree b785a2addd9e19b25702f39e7714e1ce27e4d1b2
parent 0a0f9b342a73c924ba9e7142878a2889ac2061aa
author Michael Johnson <johnsomor@gmail.com> 1548011030 -0800
committer Michael Johnson <johnsomor@gmail.com> 1548103580 -0800

Retry subnet/network deletes on 409 Conflict

Neutron can be slow to cleanup ports from subnets/networks.
This patch adds retries when deleting subnets and networks in the
tempest teardown/clean up phase after tests.

Also, there were cases where addClassResourceCleanup was being used
inside test cases instead of addCleanup. This patch corrects those to
use addCleanup.

Story: 2004826
Task: 29000

Change-Id: Ia29541d1c89f3559a3ce22b1a27c6bcf079ce2cc