HA Proxy Re-write Config Example

global
    log         127.0.0.1 local2

    chroot      /var/lib/haproxy
    pidfile     /var/run/haproxy.pid
    maxconn     4000
    user        haproxy
    group       haproxy
    daemon

    stats socket /var/lib/haproxy/stats

defaults
    mode                    http
    log                     global
    option                  httplog
    option                  dontlognull
    option http-server-close
    option forwardfor       except 127.0.0.0/8
    option                  redispatch
    retries                 3
    timeout http-request    10s
    timeout queue           1m
    timeout connect         10s
    timeout client          1m
    timeout server          1m
    timeout http-keep-alive 10s
    timeout check           10s
    maxconn                 3000

#---------------------------------------------------------------------
# main frontend which proxys to the backends
#---------------------------------------------------------------------

frontend  main *:5000
    acl url_static       path_beg       -i /static /images /javascript /stylesheets
    acl url_static       path_end       -i .jpg .gif .png .css .js

    use_backend static          if url_static
    default_backend             app

frontend work_casumo_com_http
    mode http
    bind 10.164.19.123:80
    acl is_work.casumo.cum_url hdr_beg(host) -i work.casumo.com
    redirect code 301 location http://www.casumocareers.com if is_work.casumo.cum_url

#---------------------------------------------------------------------
# static backend for serving up images, stylesheets and such
#---------------------------------------------------------------------

backend static
    balance     roundrobin
    server      static 127.0.0.1:4331 check

#---------------------------------------------------------------------
# round robin balancing between the various backends
#---------------------------------------------------------------------
backend app
    balance     roundrobin
    server  app1 127.0.0.1:5001 check
    server  app2 127.0.0.1:5002 check
    server  app3 127.0.0.1:5003 check
    server  app4 127.0.0.1:5004 check

##################################################
# admin page
listen admin-in
    bind 10.164.19.123:888
    stats enable
    stats uri     /admin?stats
    stats realm   Haproxy\ Statistics
    stats auth    admin:casum0br0ttar3
    stats admin if TRUE

        # only allow internal
        acl network_allowed_admin src 192.168.50.0/24
        acl haproxy_admin_restricted_page path_beg /admin?stats
        http-request deny if haproxy_admin_restricted_page !network_allowed_admin