[GitHub] [cassandra] blerer commented on a change in pull request #950: CASSANDRA-16404. Provide a nodetool way of invalidating auth caches.

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

blerer commented on a change in pull request #950:
URL: https://github.com/apache/cassandra/pull/950#discussion_r664363829



##########
File path: src/java/org/apache/cassandra/auth/jmx/AuthorizationProxy.java
##########
@@ -490,5 +491,17 @@ protected JMXPermissionsCache()
                   AuthorizationProxy::loadPermissions,
                   () -> true);
         }
+
+        public void invalidatePermissions(String roleName)
+        {
+            invalidate(RoleResource.role(roleName));
+        }
+    }
+
+    public static interface JmxPermissionsCacheMBean extends AuthCacheMBean
+    {
+        public static final String CACHE_NAME = "JMXPermissionsCache";

Review comment:
       We need to keep backward compatibility for the JMX names. Some applications might be relying on them.




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