Package org.apache.hadoop.hbase.chaos.actions

Class HdfsActionUtils

java.lang.Object

org.apache.hadoop.hbase.chaos.actions.HdfsActionUtils

public final class HdfsActionUtils
extends Object

Configuration common across the HDFS Actions.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	HDFS_USER_CONF_KEY	Specify a user as whom HDFS actions should be run.

Constructor Summary

Constructors

Modifier	Constructor	Description
private	HdfsActionUtils()

Method Summary

Modifier and Type	Method	Description
(package private) static org.apache.hadoop.hdfs.DistributedFileSystem	createDfs(org.apache.hadoop.conf.Configuration conf)	Create an instance of DistributedFileSystem that honors "org.apache.hadoop.hbase.chaos.actions.hdfs_user".
private static org.apache.hadoop.hdfs.DistributedFileSystem	createUnproxiedDfs(org.apache.hadoop.conf.Configuration conf)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

HDFS_USER_CONF_KEY

public static final String HDFS_USER_CONF_KEY

Specify a user as whom HDFS actions should be run. The chaos process must have permissions sufficient to assume the role of the specified user.

See Also:

• Proxy user - Superusers Acting On Behalf Of Other Users
• Constant Field Values

Constructor Details

HdfsActionUtils

private HdfsActionUtils()

Method Details

createUnproxiedDfs

private static org.apache.hadoop.hdfs.DistributedFileSystem createUnproxiedDfs(org.apache.hadoop.conf.Configuration conf)
                                                                        throws IOException

Throws:

IOException

createDfs

static org.apache.hadoop.hdfs.DistributedFileSystem createDfs(org.apache.hadoop.conf.Configuration conf)
                                                       throws IOException

Create an instance of DistributedFileSystem that honors "org.apache.hadoop.hbase.chaos.actions.hdfs_user".

Throws:

IOException