[GitHub] [geode] jinmeiliao commented on a diff in pull request #7598: GEODE-10243: Fail early if old client auth expires

[GitBox <gi...@apache.org>]

jinmeiliao commented on code in PR #7598:
URL: https://github.com/apache/geode/pull/7598#discussion_r851562546


##########
geode-old-client-support/src/main/java/com/gemstone/gemfire/OldClientSupportProvider.java:
##########
@@ -121,19 +124,23 @@ public String processOutgoingClassName(String name, DataOutput out) {
   }
 
   @Override
-  public Throwable getThrowable(Throwable theThrowable, KnownVersion clientVersion) {
+  public Throwable getThrowable(Throwable theThrowable, KnownVersion clientVersion,
+      ClientProxyMembershipID clientId) {
 
     if (theThrowable == null) {
       return theThrowable;
     }
 
     // backward compatibility for authentication expiration
-    if (clientVersion.isOlderThan(ClientReAuthenticateMessage.RE_AUTHENTICATION_START_VERSION)) {
-      if (theThrowable instanceof AuthenticationExpiredException) {
-        return new AuthenticationRequiredException(USER_NOT_FOUND);
-      }
-      Throwable cause = theThrowable.getCause();
-      if (cause instanceof AuthenticationExpiredException) {
+    if (clientVersion.isOlderThan(RE_AUTHENTICATION_START_VERSION)) {
+      if (theThrowable instanceof AuthenticationExpiredException
+          || theThrowable.getCause() instanceof AuthenticationExpiredException) {
+        if (CacheClientNotifier.getInstance().getClientProxy(clientId) != null) {
+          // Re-authentication with Server->Client queues is not supported
+          return new IllegalStateException(OLD_CLIENT_AUTHENTICATION_EXPIRED);

Review Comment:
   Will the old client  apps (without any code change) be able to handle this exception?



##########
geode-core/src/main/java/org/apache/geode/internal/cache/tier/sockets/MessageDispatcher.java:
##########
@@ -539,12 +540,17 @@ private boolean handleAuthenticationExpiredException(AuthenticationExpiredExcept
       // flag for the notification to happen.
       waitForReAuthenticationStartTime = System.currentTimeMillis();

Review Comment:
   You want to move these two lines down to after the if (old version) block



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