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HADOOP-12077. Provide a multi-URI replication Inode for ViewFs. Contributed by Gera Shegalov

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This commit is contained in:
Chris Douglas 2017-09-05 23:30:18 -07:00 committed by Owen O'Malley
parent e06a9a5bb1
commit 6d3d01d7ad
1 changed files with 26 additions and 0 deletions
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26
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/viewfs/ConfigUtil.java
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@ -161,6 +161,32 @@ public static void addLinkNfly(final Configuration conf, final String src,
targets);
}
/**
*
* @param conf
* @param mountTableName
* @param src
* @param settings
* @param targets
*/
public static void addLinkNfly(Configuration conf, String mountTableName,
String src, String settings, final URI ... targets) {
settings = settings == null
? "minReplication=2,repairOnRead=true"
: settings;
conf.set(getConfigViewFsPrefix(mountTableName) + "." +
Constants.CONFIG_VIEWFS_LINK_NFLY + "." + settings + "." + src,
StringUtils.uriToString(targets));
}
public static void addLinkNfly(final Configuration conf, final String src,
final URI ... targets) {
addLinkNfly(conf, Constants.CONFIG_VIEWFS_DEFAULT_MOUNT_TABLE, src, null,
targets);
}
/**
* Add config variable for homedir for default mount table
* @param conf - add to this conf