org.apache.hadoop.fs.http.client

Class HttpFSKerberosAuthenticator

java.lang.Object

org.apache.hadoop.security.authentication.client.KerberosAuthenticator

org.apache.hadoop.fs.http.client.HttpFSKerberosAuthenticator

All Implemented Interfaces:

org.apache.hadoop.security.authentication.client.Authenticator

@InterfaceAudience.Private
public class HttpFSKerberosAuthenticator
extends org.apache.hadoop.security.authentication.client.KerberosAuthenticator

A KerberosAuthenticator subclass that fallback to HttpFSPseudoAuthenticator.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	HttpFSKerberosAuthenticator.DelegationTokenOperation DelegationToken operations.

Field Summary

Fields

Modifier and Type	Field and Description
static String	DELEGATION_PARAM
static String	DELEGATION_TOKEN_JSON
static String	DELEGATION_TOKEN_URL_STRING_JSON
static String	OP_PARAM
static String	RENEW_DELEGATION_TOKEN_JSON
static String	RENEWER_PARAM
static String	TOKEN_PARAM

Fields inherited from class org.apache.hadoop.security.authentication.client.KerberosAuthenticator

AUTHORIZATION, NEGOTIATE, WWW_AUTHENTICATE

Constructor Summary

Constructors

Constructor and Description
HttpFSKerberosAuthenticator()

Method Summary

Methods

Modifier and Type	Method and Description
void	authenticate(URL url, org.apache.hadoop.security.authentication.client.AuthenticatedURL.Token token)
static void	cancelDelegationToken(URI fsURI, org.apache.hadoop.security.authentication.client.AuthenticatedURL.Token token, org.apache.hadoop.security.token.Token<?> dToken)
static org.apache.hadoop.security.token.Token<?>	getDelegationToken(URI fsURI, InetSocketAddress httpFSAddr, org.apache.hadoop.security.authentication.client.AuthenticatedURL.Token token, String renewer)
protected org.apache.hadoop.security.authentication.client.Authenticator	getFallBackAuthenticator() Returns the fallback authenticator if the server does not use Kerberos SPNEGO HTTP authentication.
static void	injectDelegationToken(Map<String,String> params, org.apache.hadoop.security.token.Token<?> dtToken)
static long	renewDelegationToken(URI fsURI, org.apache.hadoop.security.authentication.client.AuthenticatedURL.Token token, org.apache.hadoop.security.token.Token<?> dToken)

Methods inherited from class org.apache.hadoop.security.authentication.client.KerberosAuthenticator

setConnectionConfigurator

Methods inherited from class java.lang.Object

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

Field Detail

DELEGATION_PARAM

public static final String DELEGATION_PARAM

See Also:

Constant Field Values

TOKEN_PARAM

public static final String TOKEN_PARAM

See Also:

Constant Field Values

RENEWER_PARAM

public static final String RENEWER_PARAM

See Also:

Constant Field Values

DELEGATION_TOKEN_JSON

public static final String DELEGATION_TOKEN_JSON

See Also:

Constant Field Values

DELEGATION_TOKEN_URL_STRING_JSON

public static final String DELEGATION_TOKEN_URL_STRING_JSON

See Also:

Constant Field Values

RENEW_DELEGATION_TOKEN_JSON

public static final String RENEW_DELEGATION_TOKEN_JSON

See Also:

Constant Field Values

OP_PARAM

public static final String OP_PARAM

See Also:

Constant Field Values

Constructor Detail

HttpFSKerberosAuthenticator

public HttpFSKerberosAuthenticator()

Method Detail

getFallBackAuthenticator

protected org.apache.hadoop.security.authentication.client.Authenticator getFallBackAuthenticator()

Returns the fallback authenticator if the server does not use Kerberos SPNEGO HTTP authentication.

Overrides:

getFallBackAuthenticator in class org.apache.hadoop.security.authentication.client.KerberosAuthenticator

Returns:

a HttpFSPseudoAuthenticator instance.

injectDelegationToken

public static void injectDelegationToken(Map<String,String> params,
                         org.apache.hadoop.security.token.Token<?> dtToken)
                                  throws IOException

Throws:

IOException

authenticate

public void authenticate(URL url,
                org.apache.hadoop.security.authentication.client.AuthenticatedURL.Token token)
                  throws IOException,
                         org.apache.hadoop.security.authentication.client.AuthenticationException

Specified by:

authenticate in interface org.apache.hadoop.security.authentication.client.Authenticator

Overrides:

authenticate in class org.apache.hadoop.security.authentication.client.KerberosAuthenticator

Throws:

IOException

org.apache.hadoop.security.authentication.client.AuthenticationException

getDelegationToken

public static org.apache.hadoop.security.token.Token<?> getDelegationToken(URI fsURI,
                                                           InetSocketAddress httpFSAddr,
                                                           org.apache.hadoop.security.authentication.client.AuthenticatedURL.Token token,
                                                           String renewer)
                                                                    throws IOException

Throws:

IOException

renewDelegationToken

public static long renewDelegationToken(URI fsURI,
                        org.apache.hadoop.security.authentication.client.AuthenticatedURL.Token token,
                        org.apache.hadoop.security.token.Token<?> dToken)
                                 throws IOException

Throws:

IOException

cancelDelegationToken

public static void cancelDelegationToken(URI fsURI,
                         org.apache.hadoop.security.authentication.client.AuthenticatedURL.Token token,
                         org.apache.hadoop.security.token.Token<?> dToken)
                                  throws IOException

Throws:

IOException