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HDFS-14142. Move ipfailover config key out of HdfsClientConfigKeys. Contributed by Chen Liang.

This commit is contained in:
Chen Liang 2018-12-12 10:39:39 -08:00
parent b8df864ab0
commit 82f68a47c4
2 changed files with 5 additions and 7 deletions
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3
hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/client/HdfsClientConfigKeys.java
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@ -181,9 +181,6 @@ public interface HdfsClientConfigKeys {
String DFS_NAMENODE_SNAPSHOT_CAPTURE_OPENFILES =
"dfs.namenode.snapshot.capture.openfiles";
boolean DFS_NAMENODE_SNAPSHOT_CAPTURE_OPENFILES_DEFAULT = false;
String DFS_CLIENT_FAILOVER_IPFAILOVER_VIRTUAL_ADDRESS =
Failover.PREFIX + "ipfailover.virtual-address";
/**
* These are deprecated config keys to client code.

9
hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/server/namenode/ha/ObserverReadProxyProviderWithIPFailover.java
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@ -22,13 +22,12 @@ import java.net.URI;
import java.util.Collections;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.apache.hadoop.hdfs.HAUtilClient;
import org.apache.hadoop.hdfs.protocol.ClientProtocol;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import static org.apache.hadoop.hdfs.client.HdfsClientConfigKeys.DFS_CLIENT_FAILOVER_IPFAILOVER_VIRTUAL_ADDRESS;
/**
* Extends {@link ObserverReadProxyProvider} to support NameNode IP failover.
*
@ -81,6 +80,9 @@ public class ObserverReadProxyProviderWithIPFailover<T extends ClientProtocol>
private static final Logger LOG = LoggerFactory.getLogger(
ObserverReadProxyProviderWithIPFailover.class);
private static final String IPFAILOVER_CONFIG_PREFIX =
HdfsClientConfigKeys.Failover.PREFIX + "ipfailover.virtual-address";
/**
* By default ObserverReadProxyProviderWithIPFailover
* uses {@link IPFailoverProxyProvider} for failover.
@ -123,8 +125,7 @@ public class ObserverReadProxyProviderWithIPFailover<T extends ClientProtocol>
private static URI getFailoverVirtualIP(
Configuration conf, String nameServiceID) {
String configKey = DFS_CLIENT_FAILOVER_IPFAILOVER_VIRTUAL_ADDRESS
+ "." + nameServiceID;
String configKey = IPFAILOVER_CONFIG_PREFIX + "." + nameServiceID;
String virtualIP = conf.get(configKey);
LOG.info("Name service ID {} will use virtual IP {} for failover",
nameServiceID, virtualIP);