Binary package “haproxy-cmd” in ubuntu oracular

command line utility to control backends of haproxy

 This package contains a helper to send commands through the haproxy socket,
 so it is possible to maintain servers part of a cluster by draining,
 enabling and stopping servers part of a backend.
 .
 This utility is, in fact, a wrapper around the haproxy admin socket, so
 it is easier to use, with bash-completion and so on.