[GitHub] [zookeeper] ztzg commented on a change in pull request #1503: ZOOKEEPER-3959: Add support for multiple SASL-authenticated super users

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

ztzg commented on a change in pull request #1503:
URL: https://github.com/apache/zookeeper/pull/1503#discussion_r505281836



##########
File path: zookeeper-server/src/main/java/org/apache/zookeeper/server/ZooKeeperServer.java
##########
@@ -1627,6 +1628,22 @@ public void processPacket(ServerCnxn cnxn, ByteBuffer incomingBuffer) throws IOE
         }
     }
 
+    private static boolean isSaslSuperUser(String id) {
+        String superUser = System.getProperty(SASL_SUPER_USER);
+
+        if (superUser == null || id == null || id.isEmpty()) {
+            return false;
+        }
+
+        for (String superId : superUser.split(",")) {

Review comment:
       I like this! (Particularly since there is a precedent.  Sorta.)




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