5

Author: Yukang-Lian

fe/fe-core/src/main/java/org/apache/doris/mysql/MysqlChannel.java

@@ -626,8 +626,9 @@ private boolean handleWrapResult(SSLEngineResult sslEngineResult) throws SSLExce
                 encryptNetData = newBuffer;
                 // retry the operation.
                 return false;
-            // when wrap BUFFER_UNDERFLOW and other status will not appear.
             case BUFFER_UNDERFLOW:
+                // Rare case: need more input data. Return false to retry.
+                return false;
             default:
                 throw new IllegalStateException("invalid wrap status: " + sslEngineResult.getStatus());
         }
@@ -652,8 +653,10 @@ private boolean handleUnwrapResult(SSLEngineResult sslEngineResult) throws SSLEx
                 // retry the operation.
                 return false;
             case BUFFER_UNDERFLOW:
+                // Need more data from network, return false to read more.
+                return false;
             default:
-                throw new IllegalStateException("invalid wrap status: " + sslEngineResult.getStatus());
+                throw new IllegalStateException("invalid unwrap status: " + sslEngineResult.getStatus());
         }
     }