update docker server config parse

conf/config.go

@@ -76,9 +76,9 @@ func checkDockerServer(rawURL string) (bool, string) {
 	if parsedURL.Port() != "" {
 		port = parsedURL.Port()
 	}
-	if parsedURL.Host != "" {
-		ip = parsedURL.Host
+	if parsedURL.Hostname() != "" {
+		ip = parsedURL.Hostname()
 	}
-	newUrl := fmt.Sprintf("%s%s:%s", ip, protocol, port)
+	newUrl := fmt.Sprintf("%s://%s:%s", protocol, ip, port)
 	return true, newUrl
 }