all: use strings.EqualFold for string comparison (#24890)

2022-05-17 13:56:52 +02:00
parent e0a9752b96
commit e644d45c14
4 changed files with 5 additions and 5 deletions
@@ -357,7 +357,7 @@ func (h *httpServer) wsAllowed() bool {

 // isWebsocket checks the header of an http request for a websocket upgrade request.
 func isWebsocket(r *http.Request) bool {
-	return strings.ToLower(r.Header.Get("Upgrade")) == "websocket" &&
+	return strings.EqualFold(r.Header.Get("Upgrade"), "websocket") &&
 		strings.Contains(strings.ToLower(r.Header.Get("Connection")), "upgrade")
 }