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HDFS-14120. [SBN read] ORFPP should also clone DT for the virtual IP. Contributed by Chen Liang.

This commit is contained in:
Chen Liang 2018-12-03 17:05:07 -08:00
parent 54a1c66e48
commit 8769e6feda
1 changed files with 23 additions and 1 deletions
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24
hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/server/namenode/ha/ObserverReadProxyProviderWithIPFailover.java
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@ -17,9 +17,12 @@
*/ */
package org.apache.hadoop.hdfs.server.namenode.ha; package org.apache.hadoop.hdfs.server.namenode.ha;
import java.net.InetSocketAddress;
import java.net.URI; import java.net.URI;
import java.util.Collections;
import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hdfs.HAUtilClient;
import org.apache.hadoop.hdfs.protocol.ClientProtocol; import org.apache.hadoop.hdfs.protocol.ClientProtocol;
import org.slf4j.Logger; import org.slf4j.Logger;
import org.slf4j.LoggerFactory; import org.slf4j.LoggerFactory;
@ -58,7 +61,8 @@ import static org.apache.hadoop.hdfs.client.HdfsClientConfigKeys.DFS_CLIENT_FAIL
* dfs.ha.namenodes.mycluster = ha1,ha2 * dfs.ha.namenodes.mycluster = ha1,ha2
* dfs.namenode.rpc-address.mycluster.ha1 = nn01-ha1.com:8020 * dfs.namenode.rpc-address.mycluster.ha1 = nn01-ha1.com:8020
* dfs.namenode.rpc-address.mycluster.ha2 = nn01-ha2.com:8020 * dfs.namenode.rpc-address.mycluster.ha2 = nn01-ha2.com:8020
* dfs.client.failover.ipfailover.virtual-address.mycluster = nn01.com:8020 * dfs.client.failover.ipfailover.virtual-address.mycluster =
* hdfs://nn01.com:8020
* dfs.client.failover.proxy.provider.mycluster = * dfs.client.failover.proxy.provider.mycluster =
* org.apache...ObserverReadProxyProviderWithIPFailover * org.apache...ObserverReadProxyProviderWithIPFailover
* }</pre> * }</pre>
@ -97,6 +101,24 @@ public class ObserverReadProxyProviderWithIPFailover<T extends ClientProtocol>
Configuration conf, URI uri, Class<T> xface, HAProxyFactory<T> factory, Configuration conf, URI uri, Class<T> xface, HAProxyFactory<T> factory,
AbstractNNFailoverProxyProvider<T> failoverProxy) { AbstractNNFailoverProxyProvider<T> failoverProxy) {
super(conf, uri, xface, factory, failoverProxy); super(conf, uri, xface, factory, failoverProxy);
cloneDelegationTokenForVirtualIP(conf, uri);
}
/**
* Clone delegation token for the virtual IP. Specifically
* clone the dt that corresponds to the name service uri,
* to the configured corresponding virtual IP.
*
* @param conf configuration
* @param haURI the ha uri, a name service id in this case.
*/
private void cloneDelegationTokenForVirtualIP(
Configuration conf, URI haURI) {
URI virtualIPURI = getFailoverVirtualIP(conf, haURI.getHost());
InetSocketAddress vipAddress = new InetSocketAddress(
virtualIPURI.getHost(), virtualIPURI.getPort());
HAUtilClient.cloneDelegationTokenForLogicalUri(
ugi, haURI, Collections.singleton(vipAddress));
} }
private static URI getFailoverVirtualIP( private static URI getFailoverVirtualIP(