Set public_endpoint to GLANCE_URL for glance-api

We run glance behind uwsgi. This means that the URL glance knows about
itself is wrong, and version discovery fails. Set the public endpoint to
the value of GLANCE_URL which should always be correct.

Change-Id: Ia7c69024a0ef6cc0fdc284ffcd06eee5678a1007
1 file changed