Set listenHost to localhost if empty; fixes test on Windows

e641d2fd · Matthew Holt · 1da70d3b · e641d2fd
Commit e641d2fd authored Dec 23, 2016 by Matthew Holt
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caddytls/httphandler.go caddytls/httphandler.go +4 -0

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--- a/caddytls/httphandler.go
+++ b/caddytls/httphandler.go
@@ -29,6 +29,10 @@ func HTTPChallengeHandler(w http.ResponseWriter, r *http.Request, listenHost, al
 		scheme = "https"
 	}
+	if listenHost == "" {
+		listenHost = "localhost"
+	}
 	upstream, err := url.Parse(fmt.Sprintf("%s://%s:%s", scheme, listenHost, altPort))
 	if err != nil {
 		w.WriteHeader(http.StatusInternalServerError)