##
##  varnish.vcl -- Varnish Configuration Language (VCL) configuration file
##

backend default {
    .host = "127.0.0.1";
    .port = "8081";
}

acl purge {
    "localhost";
    "127.0.0.1";
}

sub vcl_recv {
    if (req.request == "PURGE") {
        if (!client.ip ~ purge) {
            error 405 "Not allowed.";
        }
        return(lookup);
    }
    if (req.request == "GET" && req.http.cookie) {
        return(lookup);
    }
}

sub vcl_hit {
    if (req.request == "PURGE") {
        set obj.ttl = 0s;
        error 200 "Purged.";
    }
}

sub vcl_miss {
    if (req.request == "PURGE") {
        error 404 "Not in cache.";
    }
}