AnonymousHTMLcachingVCL4.vcl

sub vcl_recv {
    if (req.method != "GET" && req.method != "HEAD" && req.method != "PURGE") {
        return (pass);
    }
    // Rest of vcl_recv code

    return(hash);
}

sub vcl_backend_response {
    if (bereq.method != "GET" && bereq.method != "HEAD" && bereq.method != "PURGE") {
        set beresp.uncacheable = true;
        set beresp.ttl = 120s;
        return (deliver);
    }

    if (beresp.http.Content-Type ~ "text/html" && beresp.status < 400) {
        if (bereq.http.Cookie !~ "ASP.NET_SessionId" && bereq.url !~ "(/[Cc]art|/[Cc]heckout|/[Aa]dmin|/[Ll]ogin|/[Aa]ccount)") {
            unset beresp.http.Set-Cookie;
            set beresp.ttl = 6h;
            set beresp.grace = 12h;
        } else {
            set beresp.uncacheable = true;
            set beresp.ttl = 120s;
        }
        return (deliver);
    }
}


sub vcl_hash {
    if (req.http.Cookie !~ "ASP.NET_SessionId" && req.url !~ "(/[Cc]art|/[Cc]heckout|/[Aa]dmin|/[Ll]ogin|/[Aa]ccount)") {
        hash_data("no_unique_cookie");
    } else {
        hash_data("has_unique_cookie");
    }
}