Currently all http endpoints except Horizon doesn't add
X-Forwarded-For header. In this cases each backend service
emits the HAProxy's IP address into its logs. This can make
investigation difficult.
This change enables forwardfor for all http end points and
makes those add X-Forwarded-For header.
(from stable/wallaby to stable/victoria)
Conflicts:
manifests/haproxy.pp
manifests/haproxy/endpoint.pp
Closes-Bug: #1968691
Change-Id: I2682f0cb3f6253b487eed2d40437ef5780e4ae77
(cherry picked from commit d4afc29038)
(cherry picked from commit f1d263bcf8)