org.apache.hadoop.fs.azure.security

Class RemoteWasbDelegationTokenManager

java.lang.Object

org.apache.hadoop.fs.azure.security.RemoteWasbDelegationTokenManager

All Implemented Interfaces:

WasbDelegationTokenManager

public class RemoteWasbDelegationTokenManager
extends Object
implements WasbDelegationTokenManager

Class to manage delegation token operations by making rest call to remote service.

Field Summary

Fields

Modifier and Type	Field and Description
static String	DT_MANAGER_HTTP_CLIENT_RETRY_POLICY_ENABLED_KEY Configuration key to enable http retry policy for delegation token service calls.
static String	DT_MANAGER_HTTP_CLIENT_RETRY_POLICY_SPEC_KEY Configuration key for delegation token service http retry policy spec.
static String	KEY_DELEGATION_TOKEN_SERVICE_URLS Configuration parameter name expected in the configuration object to provide the url of the delegation token service to fetch the delegation tokens.

Constructor Summary

Constructors

Constructor and Description
RemoteWasbDelegationTokenManager(org.apache.hadoop.conf.Configuration conf)

Method Summary

Modifier and Type	Method and Description
void	cancelDelegationToken(org.apache.hadoop.security.token.Token<?> token) Cancel the delegation token
org.apache.hadoop.security.token.Token<org.apache.hadoop.security.token.delegation.web.DelegationTokenIdentifier>	getDelegationToken(String renewer) Get Delegation token
long	renewDelegationToken(org.apache.hadoop.security.token.Token<?> token) Renew the delegation token

Methods inherited from class java.lang.Object

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

Field Detail

KEY_DELEGATION_TOKEN_SERVICE_URLS

public static final String KEY_DELEGATION_TOKEN_SERVICE_URLS

Configuration parameter name expected in the configuration object to provide the url of the delegation token service to fetch the delegation tokens.

See Also:

Constant Field Values

DT_MANAGER_HTTP_CLIENT_RETRY_POLICY_ENABLED_KEY

public static final String DT_MANAGER_HTTP_CLIENT_RETRY_POLICY_ENABLED_KEY

Configuration key to enable http retry policy for delegation token service calls.

See Also:

Constant Field Values

DT_MANAGER_HTTP_CLIENT_RETRY_POLICY_SPEC_KEY

public static final String DT_MANAGER_HTTP_CLIENT_RETRY_POLICY_SPEC_KEY

Configuration key for delegation token service http retry policy spec.

See Also:

Constant Field Values

Constructor Detail

RemoteWasbDelegationTokenManager

public RemoteWasbDelegationTokenManager(org.apache.hadoop.conf.Configuration conf)
                                 throws IOException

Throws:

IOException

Method Detail

getDelegationToken

public org.apache.hadoop.security.token.Token<org.apache.hadoop.security.token.delegation.web.DelegationTokenIdentifier> getDelegationToken(String renewer)
                                                                                                                                     throws IOException

Description copied from interface: WasbDelegationTokenManager

Get Delegation token

Specified by:

getDelegationToken in interface WasbDelegationTokenManager

Parameters:

renewer - delegation token renewer

Returns:

delegation token

Throws:

IOException - when error in getting the delegation token

renewDelegationToken

public long renewDelegationToken(org.apache.hadoop.security.token.Token<?> token)
                          throws IOException

Description copied from interface: WasbDelegationTokenManager

Renew the delegation token

Specified by:

renewDelegationToken in interface WasbDelegationTokenManager

Parameters:

token - delegation token.

Returns:

renewed time.

Throws:

IOException - when error in renewing the delegation token

cancelDelegationToken

public void cancelDelegationToken(org.apache.hadoop.security.token.Token<?> token)
                           throws IOException

Description copied from interface: WasbDelegationTokenManager

Cancel the delegation token

Specified by:

cancelDelegationToken in interface WasbDelegationTokenManager

Parameters:

token - delegation token.

Throws:

IOException - when error in cancelling the delegation token.