---
upgrade:
  - |
    The fix for the hmac.compare_digest on python3 requires you to upgrade
    your health managers before updating the amphora image. The health
    manager is compatible with older amphora images, but older controllers
    will reject the health heartbeats from images with this fix.
fixes:
  - |
    Fixes an issue with hmac.compare_digest on python3 that could cause
    health manager "calculated hmac not equal to msg hmac" errors.

Add release note for HMAC python3 fix
Add release note for HMAC python3 fix

A previous patch[1] to resolve a python3 issue with HMAC.compare_digest
raises an upgrade issue if the upgrade procedure[2] is not used.
This patch adds a release note that calls out this upgrade order requirement.

[1] https://review.openstack.org/#/c/571333/
[2] https://docs.openstack.org/octavia/latest/admin/guides/upgrade.html

Change-Id: I044a0223ec8b5ef4d07b230a0f543b38a43f0c84
