[GitHub] [hadoop-ozone] bharatviswa504 commented on a change in pull request #1361: HDDS-4155. Directory and filename can end up with same name in a path.

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

bharatviswa504 commented on a change in pull request #1361:
URL: https://github.com/apache/hadoop-ozone/pull/1361#discussion_r485293304



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File path: hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/request/key/OMKeyCommitRequest.java
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@@ -158,6 +159,23 @@ public OMClientResponse validateAndUpdateCache(OzoneManager ozoneManager,
 
       validateBucketAndVolume(omMetadataManager, volumeName, bucketName);
 
+      // Check by the time we commit this file, is there any directory
+      // created if then fail it. This is being done for correctness.
+
+      // For now we are taking this approach similar to local file creation.
+      // TODO: In future this can be revisited to come up with an advanced
+      // approach.
+
+
+      if (ozoneManager.getEnableFileSystemPaths()) {
+        if (checkDirectoryAlreadyExists(volumeName, bucketName, keyName,

Review comment:
       >Does the directory name have a trailing / in RocksDB? 
   Yes.
   That is taken care of by the implementation of checkDirectoryAlreadyExists.
   
   Where it uses getOzoneDirKey which appends "/"




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