gistfile1.txt

ub vcl_recv {

	if (req.backend.healthy) {
		set req.grace = 5m;
	} else  {
		set req.grace = 1h;
		}

	if ( req.url ~ "/static/" ) {
		unset req.http.Cookie;
		return(lookup);
		}
  	else {
	return(pass);
	}
	
	# Remove cookies from most kinds of static objects
	if (req.url ~ "(?i)\.(png|gif|jpeg|jpg|ico|swf|css|js|html|htm|woff|ttf|eot|svg)(\?[a-zA-Z0-9\=\.\-]+)?$") {
		remove req.http.Cookie;
	}

	# Remove Google Analytics and Piwik cookies everywhere
	if (req.http.Cookie) {
		set req.http.Cookie = regsuball(req.http.Cookie, "(^|;\s*)(__[a-z]+|has_js)=[^;]*", "");
		set req.http.Cookie = regsuball(req.http.Cookie, "(^|;\s*)(_pk_(ses|id)[\.a-z0-9]*)=[^;]*", "");
	}
 
	if (req.http.Cookie == "") {
		remove req.http.Cookie;
        }
}

sub vcl_pass {
	set bereq.http.connection = "close";
}

sub vcl_fetch {
	set beresp.grace = 60m;
	set beresp.ttl = 86400s;

        # Strip cookies before static items are inserted into cache.
        if (req.url ~ "\.(png|gif|jpg|swf|css|js|ico|html|htm|woff|eof|ttf|svg)$") {
		remove beresp.http.set-cookie;
	}	

}

sub vcl_deliver {
        if (obj.hits > 0) {
                set resp.http.X-Cache = "HIT";
		set resp.http.X-Cache-Hits = obj.hits;
        } else {
                set resp.http.X-Cache = "MISS";
        }
 
        set resp.http.X-Served-By = server.hostname;
        
        # Remove the Varnish header
        remove resp.http.X-Varnish;
}