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HDFS-3444. hdfs groups command doesn't work with security enabled. Contributed by Aaron T. Myers.

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git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1340260 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Aaron Myers 2012-05-18 21:25:21 +00:00
parent 7d1f97b821
commit ea0baa3609
3 changed files with 28 additions and 2 deletions
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2
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -226,6 +226,8 @@ Release 2.0.1-alpha - UNRELEASED
HDFS-3391. Fix InvalidateBlocks to compare blocks including their
generation stamps. (todd)
HDFS-3444. hdfs groups command doesn't work with security enabled. (atm)
Release 2.0.0-alpha - UNRELEASED
INCOMPATIBLE CHANGES

4
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/protocolPB/GetUserMappingsProtocolPB.java
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@ -20,9 +20,13 @@
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.fs.CommonConfigurationKeys;
import org.apache.hadoop.hdfs.protocol.proto.GetUserMappingsProtocolProtos.GetUserMappingsProtocolService;
import org.apache.hadoop.ipc.ProtocolInfo;
import org.apache.hadoop.security.KerberosInfo;
@KerberosInfo(
serverPrincipal=CommonConfigurationKeys.HADOOP_SECURITY_SERVICE_USER_NAME_KEY)
@ProtocolInfo(
protocolName = "org.apache.hadoop.tools.GetUserMappingsProtocol",
protocolVersion = 1)

24
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/GetGroups.java
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@ -21,14 +21,16 @@
import java.io.PrintStream;
import java.net.InetSocketAddress;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.CommonConfigurationKeys;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.hdfs.DFSConfigKeys;
import org.apache.hadoop.hdfs.HdfsConfiguration;
import org.apache.hadoop.hdfs.NameNodeProxies;
import org.apache.hadoop.hdfs.protocolPB.GetUserMappingsProtocolClientSideTranslatorPB;
import org.apache.hadoop.hdfs.server.namenode.NameNode;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.tools.GetGroupsBase;
import org.apache.hadoop.tools.GetUserMappingsProtocol;
import org.apache.hadoop.util.ToolRunner;
@ -39,6 +41,8 @@
*/
@InterfaceAudience.Private
public class GetGroups extends GetGroupsBase {
private static final Log LOG = LogFactory.getLog(GetGroups.class);
static{
HdfsConfiguration.init();
@ -59,6 +63,22 @@ protected InetSocketAddress getProtocolAddress(Configuration conf)
return NameNode.getAddress(conf);
}
@Override
public void setConf(Configuration conf) {
conf = new HdfsConfiguration(conf);
String nameNodePrincipal = conf.get(
DFSConfigKeys.DFS_NAMENODE_USER_NAME_KEY, "");
if (LOG.isDebugEnabled()) {
LOG.debug("Using NN principal: " + nameNodePrincipal);
}
conf.set(CommonConfigurationKeys.HADOOP_SECURITY_SERVICE_USER_NAME_KEY,
nameNodePrincipal);
super.setConf(conf);
}
@Override
protected GetUserMappingsProtocol getUgmProtocol() throws IOException {
return NameNodeProxies.createProxy(getConf(), FileSystem.getDefaultUri(getConf()),