mode http
    {% for k in o["redirect"] %}
    redirect prefix {{ o["redirect"][k] }} code 301 if { hdr(host) -i {{ k }} }
    {% endfor %}
    
    {%- for k in o["hosts"] %}
        {% set host = k.replace(".", "_") + "_{0}".format(o["port"]) %}
        {% set letsencrypt = o["hosts"][k]["letsencrypt"] %}

    acl is_rule_{{ host }}_1 hdr(host) -i {{ k }}
    acl is_rule_{{ host }}_2 hdr(host) -i {{ k }}:{{ o["port"] }}
    {% if letsencrypt %}
    acl is_letsencrypt_{{ host }} path_beg /.well-known/acme-challenge/
    use_backend letsencrypt_backend if is_letsencrypt_{{ host }} is_rule_{{ host }}_1 OR is_letsencrypt_{{ host }} is_rule_{{ host }}_2
    {% endif %}
    {% if o["hosts"][k]["redirect_ssl"] %}
    http-request redirect scheme https code 301 if is_rule_{{ host }}_1 OR is_rule_{{ host }}_2
    {% else %}
    use_backend srv_{{ host }} if is_rule_{{ host }}_1 OR is_rule_{{ host }}_2
    {% endif %}
    {% endfor %}