org.apache.hadoop.hdfs.protocol.datatransfer
Class WhitelistBasedTrustedChannelResolver

java.lang.Object
  org.apache.hadoop.hdfs.protocol.datatransfer.TrustedChannelResolver
      org.apache.hadoop.hdfs.protocol.datatransfer.WhitelistBasedTrustedChannelResolver

All Implemented Interfaces:

org.apache.hadoop.conf.Configurable

public class WhitelistBasedTrustedChannelResolver
extends TrustedChannelResolver

Field Summary

static String	DFS_DATATRANSFER_CLIENT_FIXEDWHITELIST_FILE Path to the file to containing subnets and ip addresses to form fixed whitelist.
static String	DFS_DATATRANSFER_CLIENT_VARIABLEWHITELIST_CACHE_SECS time in seconds by which the variable whitelist file is checked for updates
static String	DFS_DATATRANSFER_CLIENT_VARIABLEWHITELIST_ENABLE Enables/Disables variable whitelist
static String	DFS_DATATRANSFER_CLIENT_VARIABLEWHITELIST_FILE Path to the file to containing subnets and ip addresses to form variable whitelist.
static String	DFS_DATATRANSFER_SERVER_FIXEDWHITELIST_FILE Path to the file to containing subnets and ip addresses to form fixed whitelist.
static String	DFS_DATATRANSFER_SERVER_VARIABLEWHITELIST_CACHE_SECS time in seconds by which the variable whitelist file is checked for updates
static String	DFS_DATATRANSFER_SERVER_VARIABLEWHITELIST_ENABLE Enables/Disables variable whitelist
static String	DFS_DATATRANSFER_SERVER_VARIABLEWHITELIST_FILE Path to the file to containing subnets and ip addresses to form variable whitelist.

Constructor Summary

WhitelistBasedTrustedChannelResolver()

Method Summary

boolean	isTrusted() Return boolean value indicating whether a channel is trusted or not from a client's perspective.
boolean	isTrusted(InetAddress clientAddress) Identify boolean value indicating whether a channel is trusted or not.
void	setConf(org.apache.hadoop.conf.Configuration conf)

Methods inherited from class org.apache.hadoop.hdfs.protocol.datatransfer.TrustedChannelResolver

getConf, getInstance

Methods inherited from class java.lang.Object

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

Field Detail

DFS_DATATRANSFER_SERVER_FIXEDWHITELIST_FILE

public static final String DFS_DATATRANSFER_SERVER_FIXEDWHITELIST_FILE

Path to the file to containing subnets and ip addresses to form fixed whitelist.

See Also:

Constant Field Values

DFS_DATATRANSFER_SERVER_VARIABLEWHITELIST_ENABLE

public static final String DFS_DATATRANSFER_SERVER_VARIABLEWHITELIST_ENABLE

Enables/Disables variable whitelist

See Also:

Constant Field Values

DFS_DATATRANSFER_SERVER_VARIABLEWHITELIST_FILE

public static final String DFS_DATATRANSFER_SERVER_VARIABLEWHITELIST_FILE

Path to the file to containing subnets and ip addresses to form variable whitelist.

See Also:

Constant Field Values

DFS_DATATRANSFER_SERVER_VARIABLEWHITELIST_CACHE_SECS

public static final String DFS_DATATRANSFER_SERVER_VARIABLEWHITELIST_CACHE_SECS

time in seconds by which the variable whitelist file is checked for updates

See Also:

Constant Field Values

DFS_DATATRANSFER_CLIENT_FIXEDWHITELIST_FILE

public static final String DFS_DATATRANSFER_CLIENT_FIXEDWHITELIST_FILE

Path to the file to containing subnets and ip addresses to form fixed whitelist.

See Also:

Constant Field Values

DFS_DATATRANSFER_CLIENT_VARIABLEWHITELIST_ENABLE

public static final String DFS_DATATRANSFER_CLIENT_VARIABLEWHITELIST_ENABLE

Enables/Disables variable whitelist

See Also:

Constant Field Values

DFS_DATATRANSFER_CLIENT_VARIABLEWHITELIST_FILE

public static final String DFS_DATATRANSFER_CLIENT_VARIABLEWHITELIST_FILE

Path to the file to containing subnets and ip addresses to form variable whitelist.

See Also:

Constant Field Values

DFS_DATATRANSFER_CLIENT_VARIABLEWHITELIST_CACHE_SECS

public static final String DFS_DATATRANSFER_CLIENT_VARIABLEWHITELIST_CACHE_SECS

time in seconds by which the variable whitelist file is checked for updates

See Also:

Constant Field Values

Constructor Detail

WhitelistBasedTrustedChannelResolver

public WhitelistBasedTrustedChannelResolver()

Method Detail

setConf

public void setConf(org.apache.hadoop.conf.Configuration conf)

Specified by:

setConf in interface org.apache.hadoop.conf.Configurable

Overrides:

setConf in class TrustedChannelResolver

isTrusted

public boolean isTrusted()

Description copied from class: TrustedChannelResolver

Return boolean value indicating whether a channel is trusted or not from a client's perspective.

Overrides:

isTrusted in class TrustedChannelResolver

Returns:

true if the channel is trusted and false otherwise.

isTrusted

public boolean isTrusted(InetAddress clientAddress)

Description copied from class: TrustedChannelResolver

Identify boolean value indicating whether a channel is trusted or not.

Overrides:

isTrusted in class TrustedChannelResolver

Parameters:

clientAddress - address of the peer

Returns:

true if the channel is trusted and false otherwise.