global
        log /dev/log    local1 notice
        chroot /var/lib/haproxy
        stats socket /run/haproxy/admin.sock mode 660 level admin expose-fd listeners
        stats timeout 300s

        user haproxy
        group haproxy
        daemon

        ulimit-n  120041
        maxconn   60000
        pidfile   /var/run/haproxy.pid

        # Default SSL material locations
        ca-base /etc/ssl/certs
        crt-base /etc/ssl/private

        ssl-default-bind-ciphers ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384::ECDHE-ECDSA-AES256-SHA384
        ssl-default-bind-options no-sslv3 no-tlsv10 no-tlsv11 no-tls-tickets
        ssl-default-server-options no-sslv3 no-tlsv10 no-tlsv11 no-tls-tickets

        # curl https://ssl-config.mozilla.org/ffdhe2048.txt > /path/to/dhparam.pem
        ssl-dh-param-file /etc/haproxy/dhparam.pem

defaults
        log     global
        mode    http
        retries 3

        option  httplog
        option  dontlognull
        option  redispatch
        option  forwardfor except 127.0.0.1

        timeout http-request    10s
        timeout check           10s
        timeout client          60s
        timeout connect         10s
        timeout server          60s

        maxconn   60000

        errorfile 400 /etc/haproxy/errors/400.http
        errorfile 403 /etc/haproxy/errors/403.http
        errorfile 408 /etc/haproxy/errors/408.http
        errorfile 500 /etc/haproxy/errors/500.http
        errorfile 502 /etc/haproxy/errors/502.http
        errorfile 503 /etc/haproxy/errors/503.http
        errorfile 504 /etc/haproxy/errors/504.http

resolvers localdns
        parse-resolv-conf

# The web frontend

frontend http_https
        bind :80 accept-proxy
        bind :443 accept-proxy ssl crt /etc/haproxy/ssl/ alpn h2,http/1.1

        http-request set-header X-Port %[dst_port]
        http-request set-header X-Real-Ip %[src]
        http-request set-header X-Orig-URL %[req.hdr(Host)]%[url]
        http-request set-header X-Proto SSL if { ssl_fc }
        http-request set-header X-Forwarded-Proto https if { ssl_fc }
        http-response set-header Strict-Transport-Security "max-age=63072000; includeSubDomains; preload;"

        # Redirect if HTTPS is *not* used
        redirect scheme https code 301 if !{ ssl_fc }

        # Test URI to see if its a letsencrypt request
        acl letsencrypt-acl path_beg /.well-known/acme-challenge/
        use_backend letsencrypt if letsencrypt-acl

        # Gitea
        acl git-ansol-org hdr(host) -i git.ansol.org
        use_backend git-ansol-org if git-ansol-org

        # Freescout
        acl freescout hdr(host) -i inbox.ansol.org
        use_backend freescout if freescout

        # Pretalx
        acl pretalx hdr(host) -i manage.ubucon.org
        use_backend pretalx if pretalx

        # Listas
        acl listas_ansol hdr(host) -i listas.ansol.org
        use_backend listas_ansol if listas_ansol

        # Saucy
        acl saucy hdr(host) -i saucy.ansol.org
        use_backend saucy if saucy

# Let's Encrypt

backend letsencrypt
        server letsencrypt 127.0.0.1:8888

# Gitea

backend git-ansol-org
        server git-ansol-org gitea:3000 check

# Freescout

backend freescout
        server freescout freescout:80 check

# Pretalx

backend pretalx
        server pretalx 10.81.14.52:80 check

# Listas

backend listas_ansol
        server listas_ansol kpn0.netureza.pt:80 check

# Saucy

backend saucy
        server saucy saucy.lxd:80 check resolvers localdns resolve-prefer ipv4