hdygxsj commented on code in PR #9691:
URL: https://github.com/apache/gravitino/pull/9691#discussion_r2685139618


##########
docs/security/access-control.md:
##########
@@ -455,6 +455,73 @@ gravitino.authorization.enable = true
 gravitino.authorization.serviceAdmins = admin1,admin2
 ```
 
+## Migration Guide
+
+If you have metalakes that were created before authorization was enabled, you 
need to perform a migration to ensure proper access control.

Review Comment:
   Should the affected versions be added here?
   
   
   
   
   
   
   



##########
server-common/src/main/java/org/apache/gravitino/server/authorization/PassThroughAuthorizer.java:
##########
@@ -76,6 +80,14 @@ public boolean isSelf(Entity.EntityType type, NameIdentifier 
nameIdentifier) {
 
   @Override
   public boolean isMetalakeUser(String metalake) {
+    AccessControlDispatcher dispatcher = 
GravitinoEnv.getInstance().accessControlDispatcher();
+    if (dispatcher != null) {
+      try {
+        dispatcher.getUser(metalake, PrincipalUtils.getCurrentUserName());
+      } catch (NoSuchUserException e) {
+        dispatcher.addUser(metalake, PrincipalUtils.getCurrentUserName());

Review Comment:
   Why is it necessary to add the user here?
   
   If authentication and authorization are not enabled, could there be any 
issues here?
   
   
   
   
   
   
   



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