Currently, amphora images are stored in https://images.rdoproject.org/octavia/ . We want to get rid of that server and move them to trunk.rdoproject.org.

Images are created by ci periodic jobs:

https://review.rdoproject.org/zuul/builds?job_name=octavia-build-amphora-centos9

There is also a /usr/local/bin/prune_octavia_images.sh we should implement to remove old images.