[ https://issues.apache.org/jira/browse/HDFS-6733?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Charles Lamb updated HDFS-6733: ------------------------------- Attachment: HDFS-6733.002.patch > Creating encryption zone results in NPE when KeyProvider is null > ---------------------------------------------------------------- > > Key: HDFS-6733 > URL: https://issues.apache.org/jira/browse/HDFS-6733 > Project: Hadoop HDFS > Issue Type: Sub-task > Components: security > Affects Versions: fs-encryption (HADOOP-10150 and HDFS-6134) > Reporter: Stephen Chu > Assignee: Charles Lamb > Attachments: HDFS-6733.001.patch, HDFS-6733.002.patch > > > When users try to create an encryption zone on a system that is not > configured with a KeyProvider, they will run into a NullPointerException. > For example: > [hdfs@schu-enc2 ~]$ hdfs crypto -createZone -keyName abc123 -path /user/hdfs > 2014-07-22 23:18:23,273 WARN [main] crypto.CryptoCodec > (CryptoCodec.java:getInstance(70)) - Crypto codec > org.apache.hadoop.crypto.OpensslAesCtrCryptoCodec is not available. > RemoteException: java.lang.NullPointerException > This error happens in > FSNamesystem.createEncryptionZone(FSNamesystem.java:8456): > {code} > try { > if (keyName == null || keyName.isEmpty()) { > keyName = UUID.randomUUID().toString(); > createNewKey(keyName, src); > createdKey = true; > } else { > KeyVersion keyVersion = provider.getCurrentKey(keyName); > if (keyVersion == null) { > {code} > provider can be null. > An improvement would be to make the error message more specific/say that > KeyProvider was not found. -- This message was sent by Atlassian JIRA (v6.2#6252)