duongkame commented on code in PR #3971:
URL: https://github.com/apache/ozone/pull/3971#discussion_r1098104055


##########
hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/OzoneManager.java:
##########
@@ -2665,6 +2665,12 @@ public List<OmVolumeArgs> listVolumeByUser(String 
userName, String prefix,
     try {
       metrics.incNumVolumeLists();
       if (isAclEnabled) {
+        String remoteUserName = remoteUserUgi.getShortUserName();
+        // if not admin nor list my own volumes, check ACL.
+        if (!remoteUserName.equals(userName) && !isAdmin(remoteUserUgi)) {

Review Comment:
   The original problem is: volumes are returned to unauthorized users. Why 
don't we just filter returned volumes and only return those that user 
(remoteUserUgi) has access to?



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