kardolus commented on code in PR #914:
URL: https://github.com/apache/knox/pull/914#discussion_r1629596054


##########
gateway-server/src/main/java/org/apache/knox/gateway/GatewayServlet.java:
##########
@@ -277,4 +278,34 @@ public Enumeration<String> getInitParameterNames() {
       return config.getInitParameterNames();
     }
   }
+
+  private Exception sanitizeException(Exception e) {
+    if (e == null || e.getMessage() == null) {
+      return e;
+    }
+    if (!isErrorMessageSanitizationEnabled || e.getMessage() == null) {
+      return e;
+    }
+    String sanitizedMessage = 
e.getMessage().replaceAll("\\b(?:\\d{1,3}\\.){3}\\d{1,3}\\b", "[hidden]");

Review Comment:
   You got it!



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