HAProxy in front of Elasticsearch

docker-compose.yml

elastic:
    image: elasticsearch

haproxy:
    image: haproxy
    volumes:
        - ${PWD}:/usr/local/etc/haproxy
    links:
        - elastic
    ports:
        - "9200:9200"

haproxy.cfg

# Based on http://j.mp/1YHQFgZ
# vim: ft=haproxy

defaults
    timeout connect  5000
    timeout client  10000
    timeout server  10000

frontend elastic
  bind :9200
  mode http
  acl is_delete method DELETE
  http-request deny if is_delete
  default_backend elastic

backend elastic
  mode http
  option forwardfor
  balance source
  option httpclose
  server es1 elastic:9200 weight 1 check inter 1000 rise 5 fall 1