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HDFS-5859. DataNode#checkBlockToken should check block tokens even if security is not enabled (cmccabe) 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1563330 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Colin McCabe 2014-01-31 23:09:19 +00:00
parent 8ed6a8a5b2
commit 4a943f194c
2 changed files with 4 additions and 1 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -14,6 +14,9 @@ Release 2.4.0 - UNRELEASED
HDFS-5153. Datanode should send block reports for each storage in a
separate message. (Arpit Agarwal)
HDFS-5859. DataNode#checkBlockToken should check block tokens even if
security is not enabled. (cmccabe)
OPTIMIZATIONS
HDFS-5790. LeaseManager.findPath is very slow when many leases need recovery

2
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
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@ -1195,7 +1195,7 @@ public class DataNode extends Configured
private void checkBlockToken(ExtendedBlock block, Token<BlockTokenIdentifier> token,
AccessMode accessMode) throws IOException {
if (isBlockTokenEnabled && UserGroupInformation.isSecurityEnabled()) {
if (isBlockTokenEnabled) {
BlockTokenIdentifier id = new BlockTokenIdentifier();
ByteArrayInputStream buf = new ByteArrayInputStream(token.getIdentifier());
DataInputStream in = new DataInputStream(buf);