Github user satishd commented on a diff in the pull request: https://github.com/apache/storm/pull/2005#discussion_r106439220 --- Diff: storm-core/src/jvm/org/apache/storm/blobstore/LocalFsBlobStore.java --- @@ -219,9 +219,20 @@ public void setBlobMeta(String key, SettableBlobMeta meta, Subject who) throws A @Override public void deleteBlob(String key, Subject who) throws AuthorizationException, KeyNotFoundException { validateKey(key); - checkForBlobOrDownload(key); - SettableBlobMeta meta = getStoredBlobMeta(key); - _aclHandler.hasPermissions(meta.get_acl(), WRITE, who, key); + + boolean checkPermission = true; + try { + checkForBlobOrDownload(key); --- End diff -- If it does not throw `KeyNotFoundException` when there is no key on ZK then how do you find out whether the given key exists or not on ZK so that you can set `checkPermission` as `false`.
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