#!/usr/bin/awk -f

function handle_request(url, ip_fqdn, ident, method, kv)
{
    if (url == "http://proxy/ca.crt") {
        return "OK rewrite-url=http://127.0.0.1:9999/ca.crt"
    }
    return "OK"
}

\$1 ~ /^[0-9]+$/ {request_id=\$1 " "; request_url=\$2; request_ip_fqdn=\$3, request_ident=\$4, request_method=\$5, first_pair=6}
\$1 !~ /^[0-9]+$/ {request_id=""; request_url=\$1; request_ip_fqdn=\$2, request_ident=\$3, request_method=\$4, first_pair=5}
{
    split("", kv);
    for (i=first_pair; i<=NF; i++) {
        split(\$i, parts, sep="=")
        kv[parts[1]]=parts[2]
    }
    print request_id handle_request(request_url, request_ip_fqdn, request_ident, request_method, kv)
}