software.amazon.msk.auth.iam

Class IAMClientCallbackHandler

java.lang.Object

software.amazon.msk.auth.iam.IAMClientCallbackHandler

All Implemented Interfaces:

javax.security.auth.callback.CallbackHandler, org.apache.kafka.common.security.auth.AuthenticateCallbackHandler

public class IAMClientCallbackHandler
extends java.lang.Object
implements org.apache.kafka.common.security.auth.AuthenticateCallbackHandler

This client callback handler is used to extract AWSCredentials. The credentials are based on JaasConfig options passed to IAMLoginModule. If config options are provided the MSKCredentialProvider is used. If no config options are provided it uses the DefaultAWSCredentialsProviderChain.

Constructor Summary

Constructors

Constructor and Description
IAMClientCallbackHandler()

Method Summary

Modifier and Type	Method and Description
void	close()
void	configure(java.util.Map<java.lang.String,?> configs, @NonNull java.lang.String saslMechanism, @NonNull java.util.List<javax.security.auth.login.AppConfigurationEntry> jaasConfigEntries)
protected static java.lang.String	debugClassString(java.lang.Class<?> clazz)
void	handle(@NonNull javax.security.auth.callback.Callback[] callbacks)
protected void	handleCallback(AWSCredentialsCallback callback)

Methods inherited from class java.lang.Object

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

Constructor Detail

IAMClientCallbackHandler

public IAMClientCallbackHandler()

Method Detail

configure

public void configure(java.util.Map<java.lang.String,?> configs,
                      @NonNull
                      @NonNull java.lang.String saslMechanism,
                      @NonNull
                      @NonNull java.util.List<javax.security.auth.login.AppConfigurationEntry> jaasConfigEntries)

Specified by:

configure in interface org.apache.kafka.common.security.auth.AuthenticateCallbackHandler

close

public void close()

Specified by:

close in interface org.apache.kafka.common.security.auth.AuthenticateCallbackHandler

handle

public void handle(@NonNull
                   @NonNull javax.security.auth.callback.Callback[] callbacks)
            throws java.io.IOException,
                   javax.security.auth.callback.UnsupportedCallbackException

Specified by:

handle in interface javax.security.auth.callback.CallbackHandler

Throws:

java.io.IOException

javax.security.auth.callback.UnsupportedCallbackException

debugClassString

protected static java.lang.String debugClassString(java.lang.Class<?> clazz)

handleCallback

protected void handleCallback(AWSCredentialsCallback callback)
                       throws java.io.IOException

Throws:

java.io.IOException