haproxy.cfg

#---------------------------------------------------------------------
#
# Upment Haproxy configuration for Magento
#
#---------------------------------------------------------------------

#---------------------------------------------------------------------
# Global settings
#---------------------------------------------------------------------
global
    log         127.0.0.1 local2

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

    # turn on stats unix socket
    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
    reqadd X-Forwarded-Proto:\ https
    redirect scheme https code 301 if !{ ssl_fc }
    http-request redirect prefix https://www.%[hdr(host)] code 301 unless { hdr_beg(host) -i www. }

frontend  main
    bind *:80
    bind *:443 ssl crt /etc/ssl/certs/domaintld.pem
    acl url_backend    path_sub	-i websiteadmin /api/ /merchandiser/ admin_indexers
    acl url_backend    path_beg	-i /blog /.well-known /__adminphp /exportProducts.php /api.php /bunting
    use_backend web-backend    if url_backend
    default_backend    app

backend web-backend
    timeout client          10m
    timeout server          10m
    balance     roundrobin
    server      web1-backend 192.168.0.1:80 check

backend app
    balance     roundrobin
    server      web2 192.168.0.2:80 check
    server      web3 192.168.0.3:80 check