Capture error thrown in OAUTH for Token Authentication

Author: sharadraju

doc/src/release_notes.rst

@@ -28,6 +28,9 @@ Common Changes
 Thin Mode Changes
 +++++++++++++++++
 
+#)  Fixed issue that does not throw Authentication error for FastAuth
+    when invalid token is used with external authentication.
+
 #)  Added connection optimization feature which uses Server Name Indication (SNI)
     extension of the TLS protocol. 
 

lib/thin/protocol/messages/fastAuth.js

@@ -1,4 +1,4 @@
-// Copyright (c) 2023, 2024, Oracle and/or its affiliates.
+// Copyright (c) 2023, 2025, Oracle and/or its affiliates.
 
 //-----------------------------------------------------------------------------
 //
@@ -70,6 +70,11 @@ class FastAuthMessage extends Message {
     } else {
       this.authMessage.processMessage(buf, messageType);
       this.endOfResponse = this.authMessage.endOfResponse;
+      if (this.authMessage.errorOccurred) {
+        // Capture the Error returned in TNS_MSG_TYPE_ERROR processing.
+        this.errorOccurred = this.authMessage.errorOccurred;
+        this.errorInfo = this.authMessage.errorInfo;
+      }
     }
   }