Package org.apache.sshd.client.auth.hostbased

Class UserAuthHostBased

java.lang.Object

org.apache.sshd.common.util.logging.AbstractLoggingBean

org.apache.sshd.client.auth.AbstractUserAuth

org.apache.sshd.client.auth.hostbased.UserAuthHostBased

All Implemented Interfaces:

UserAuth, ClientSessionHolder, UserAuthInstance<ClientSession>, NamedResource, SignatureFactoriesHolder, SignatureFactoriesManager

public class UserAuthHostBased
extends AbstractUserAuth
implements SignatureFactoriesManager

Author:

Apache MINA SSHD Project

Field Summary

Fields

Modifier and Type	Field	Description
protected final HostKeyIdentityProvider	clientHostKeys
protected Map.Entry<KeyPair,? extends Collection<X509Certificate>>	keyInfo
protected Iterator<? extends Map.Entry<KeyPair,? extends Collection<X509Certificate>>>	keys
static final String	NAME

Fields inherited from class org.apache.sshd.common.util.logging.AbstractLoggingBean

log

Fields inherited from interface org.apache.sshd.common.NamedResource

BY_NAME_COMPARATOR, NAME_EXTRACTOR

Constructor Summary

Constructors

Constructor	Description
UserAuthHostBased(HostKeyIdentityProvider clientHostKeys)

Method Summary

Modifier and Type	Method	Description
protected byte[]	appendSignature(ClientSession session, String service, String keyType, PublicKey key, byte[] keyBytes, String clientHostname, String clientUsername, Signature verifier, Buffer buffer)
String	getClientHostname()
String	getClientUsername()
List<NamedFactory<Signature>>	getSignatureFactories()
void	init(ClientSession session, String service)
protected boolean	processAuthDataRequest(ClientSession session, String service, Buffer buffer)
protected String	resolveClientHostname(ClientSession session)
protected String	resolveClientUsername(ClientSession session)
protected boolean	sendAuthDataRequest(ClientSession session, String service)
void	setClientHostname(String clientHostname)
void	setClientUsername(String clientUsername)
void	setSignatureFactories(List<NamedFactory<Signature>> factories)
void	signalAuthMethodFailure(ClientSession session, String service, boolean partial, List<String> serverMethods, Buffer buffer)	Signals reception of SSH_MSG_USERAUTH_FAILURE message
void	signalAuthMethodSuccess(ClientSession session, String service, Buffer buffer)	Signal reception of SSH_MSG_USERAUTH_SUCCESS message

Methods inherited from class org.apache.sshd.client.auth.AbstractUserAuth

destroy, getClientSession, getName, getService, getSession, isCancellable, process, setCancellable, toString

Methods inherited from class org.apache.sshd.common.util.logging.AbstractLoggingBean

debug, debug, debug, debug, debug, error, error, error, error, error, getSimplifiedLogger, info, info, warn, warn, warn, warn, warn, warn, warn, warn

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.sshd.common.signature.SignatureFactoriesHolder

getSignatureFactoriesNameList, getSignatureFactoriesNames

Methods inherited from interface org.apache.sshd.common.signature.SignatureFactoriesManager

setSignatureFactoriesNameList, setSignatureFactoriesNames, setSignatureFactoriesNames

Field Details

NAME

public static final String NAME

See Also:

• Constant Field Values

keys

protected Iterator<? extends Map.Entry<KeyPair,? extends Collection<X509Certificate>>> keys

keyInfo

protected Map.Entry<KeyPair,? extends Collection<X509Certificate>> keyInfo

clientHostKeys

protected final HostKeyIdentityProvider clientHostKeys

Constructor Details

UserAuthHostBased

public UserAuthHostBased(HostKeyIdentityProvider clientHostKeys)

Method Details

init

public void init(ClientSession session,
 String service)
          throws Exception

Specified by:

init in interface UserAuth

Overrides:

init in class AbstractUserAuth

Parameters:

session - The ClientSession

service - The requesting service name

Throws:

Exception - If failed to initialize the mechanism

getSignatureFactories

public List<NamedFactory<Signature>> getSignatureFactories()

Specified by:

getSignatureFactories in interface SignatureFactoriesHolder

setSignatureFactories

public void setSignatureFactories(List<NamedFactory<Signature>> factories)

Specified by:

setSignatureFactories in interface SignatureFactoriesManager

getClientUsername

public String getClientUsername()

setClientUsername

public void setClientUsername(String clientUsername)

getClientHostname

public String getClientHostname()

setClientHostname

public void setClientHostname(String clientHostname)

sendAuthDataRequest

protected boolean sendAuthDataRequest(ClientSession session,
 String service)
                               throws Exception

Specified by:

sendAuthDataRequest in class AbstractUserAuth

Throws:

Exception

appendSignature

protected byte[] appendSignature(ClientSession session,
 String service,
 String keyType,
 PublicKey key,
 byte[] keyBytes,
 String clientHostname,
 String clientUsername,
 Signature verifier,
 Buffer buffer)
                          throws Exception

Throws:

Exception

processAuthDataRequest

protected boolean processAuthDataRequest(ClientSession session,
 String service,
 Buffer buffer)
                                  throws Exception

Specified by:

processAuthDataRequest in class AbstractUserAuth

Throws:

Exception

signalAuthMethodSuccess

public void signalAuthMethodSuccess(ClientSession session,
 String service,
 Buffer buffer)
                             throws Exception

Description copied from interface: UserAuth

Signal reception of SSH_MSG_USERAUTH_SUCCESS message

Specified by:

signalAuthMethodSuccess in interface UserAuth

Parameters:

session - The ClientSession

service - The requesting service name

buffer - The Buffer containing the success message (after having consumed the relevant data from it)

Throws:

Exception - If failed to handle the callback - Note: may cause session close

signalAuthMethodFailure

public void signalAuthMethodFailure(ClientSession session,
 String service,
 boolean partial,
 List<String> serverMethods,
 Buffer buffer)
                             throws Exception

Description copied from interface: UserAuth

Signals reception of SSH_MSG_USERAUTH_FAILURE message

Specified by:

signalAuthMethodFailure in interface UserAuth

Parameters:

session - The ClientSession

service - The requesting service name

partial - true if some partial authentication success so far

serverMethods - The List of authentication methods that can continue

buffer - The Buffer containing the failure message (after having consumed the relevant data from it)

Throws:

Exception - If failed to handle the callback - Note: may cause session close

resolveClientUsername

protected String resolveClientUsername(ClientSession session)

resolveClientHostname

protected String resolveClientHostname(ClientSession session)