ChenSammi commented on code in PR #9899:
URL: https://github.com/apache/ozone/pull/9899#discussion_r3062787093


##########
hadoop-ozone/common/src/main/java/org/apache/hadoop/ozone/security/acl/iam/IamSessionPolicyResolver.java:
##########
@@ -548,12 +552,16 @@ private static void processBucketResource(String 
volumeName, Set<S3Action> mappe
       if (action == S3Action.LIST_BUCKET || action == S3Action.ALL_S3) {
         // If condition prefixes are present, these would constrain the object 
permissions if the action
         // is s3:ListBucket or s3:* (which includes s3:ListBucket)
-        if (prefixes != null && !prefixes.isEmpty()) {
-          for (String prefix : prefixes) {
+        if (condition != null && condition.prefixes != null && 
!condition.prefixes.isEmpty()) {
+          for (String prefix : condition.prefixes) {
+            // If operator is StringEquals, we should ignore any prefix 
containing wildcards
+            if (STRING_EQUALS.equals(condition.operator) && 
hasWildcard(prefix)) {
+              continue;

Review Comment:
   Here the STRING_EQUALS with wildcard situation is silently ignored. Will we 
reject the policy and return exception in parsePrefixesFromConditions() more 
user friendly? 



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