Don't route request that we shouldn't!

Oh man, I really hope that's fixed now... What a nightmare.

hostsplitter.go

@@ -53,20 +53,29 @@ func main() {
 
 	go SignalHandler()
 
-	fmt.Println(http.ListenAndServe(*bindAddr, &httputil.ReverseProxy{
+	r := new(revProx)
-		Director: func(r *http.Request) {
+	fmt.Println(http.ListenAndServe(*bindAddr, r))
+}
+
+type revProx struct{}
+
+func (p *revProx) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	if i, ok := routedHostnames[string(r.Host)]; ok {
+		reverseProxy := new(httputil.ReverseProxy)
+		reverseProxy.Director = func(r *http.Request) {
 			r.Header.Set("X-Hostsplitter-Secret", Sites[i].Secret)
 			r.Header.Set("Host", r.Host)
 			r.URL.Scheme = "http"
 			r.URL.Host = Sites[i].GetBackend()
 			r.RequestURI = ""
 			HTTPLogger(r, http.StatusOK)
+		}
+		reverseProxy.ServeHTTP(w, r)
 	} else {
 		HTTPLogger(r, http.StatusBadRequest)
+		w.WriteHeader(http.StatusBadRequest)
+		w.Write([]byte("Bad Request"))
 	}
-		},
-	}))
 }
 
 const apacheFormatPattern = "%s - - [%s] \"%s %s %s\" %d %d \"%s\" \"%s\" %.4f\n"