haproxy.cfg

global
        maxconn 1024
        chroot /var/lib/haproxy
        user haproxy
        group haproxy
        daemon
        #debug
        quiet

defaults
        #log    global
        mode    http
        #option httplog
        #option dontlognull
        option forwardfor
        option httpclose
        retries 2
        redispatch
        maxconn 1000
        mode http
        balance roundrobin
        contimeout      5000
        clitimeout      10000
        srvtimeout      10000

frontend myfrontend *:80
        acl app hdr(host) -i app.vm
        acl app hdr(host) -i app.feed.informer.com
        acl app hdr(host) -i app.feeddigest.com
        acl media hdr(host) -i media.vm
        acl media hdr(host) -i media.feed.informer.com
        acl media hdr(host) -i media.feeddigest.com
        use_backend app_farm if app
        use_backend media_farm if media

backend app_farm
        server server_local 127.0.0.1:34590

backend media_farm
        server server1 127.0.0.1:34580