replace unknown ip with string IP

framework/src/main/java/org/tron/common/logsfilter/DesensitizedConverter.java

@@ -26,15 +26,15 @@ public static void addSensitive(String key, String value) {
     sensitiveCache.put(key, value);
   }
 
-  public String desensitization(String content) {
+  private String desensitization(String content) {
     Matcher matcher = pattern.matcher(content);
     while (matcher.find()) {
       String key = matcher.group();
       String value = sensitiveCache.getIfPresent(key);
       if (value != null) {
         content = content.replaceAll(key, value);
       } else {
-        content = content.replaceAll(key, "unknown");
+        content = content.replaceAll(key, "IP");
       }
     }
 

framework/src/test/java/org/tron/common/logsfilter/DesensitizedConverterTest.java

@@ -1,22 +1,31 @@
 package org.tron.common.logsfilter;
 
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
 import org.junit.Assert;
 import org.junit.Test;
 
 public class DesensitizedConverterTest {
 
   @Test
-  public void testReplace() {
+  public void testReplace()
+      throws NoSuchMethodException, InvocationTargetException, IllegalAccessException {
     DesensitizedConverter converter = new DesensitizedConverter();
-    DesensitizedConverter.addSensitive("/192.168.1.10", "address1");
-    DesensitizedConverter.addSensitive("/197.168.1.10", "address2");
+    DesensitizedConverter.addSensitive("192.168.1.10", "address1");
+    DesensitizedConverter.addSensitive("197.168.1.10", "address2");
+
+    Method method = converter.getClass().getDeclaredMethod(
+        "desensitization", String.class);
+    method.setAccessible(true);
 
     String logStr1 = "This is test log /192.168.1.10:100, /197.168.1.10:200, /197.168.1.10:100";
-    Assert.assertEquals("This is test log address1:100, address2:200, address2:100",
-        converter.desensitization(logStr1));
+    String result1 = (String) method.invoke(converter, logStr1);
+    Assert.assertEquals("This is test log /address1:100, /address2:200, /address2:100",
+        result1);
 
     String logStr2 = "This is test log /192.168.1.100:100, /197.168.1.10:200, /197.168.1.10:100";
-    Assert.assertEquals("This is test log unknown:100, address2:200, address2:100",
-        converter.desensitization(logStr2));
+    String result2 = (String) method.invoke(converter, logStr2);
+    Assert.assertEquals("This is test log /IP:100, /address2:200, /address2:100",
+        result2);
   }
 }