kafka Login 源码
kafka Login 代码
文件路径：/clients/src/main/java/org/apache/kafka/common/security/auth/Login.java
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.kafka.common.security.auth;
import java.util.Map;
import javax.security.auth.Subject;
import javax.security.auth.login.Configuration;
import javax.security.auth.login.LoginContext;
import javax.security.auth.login.LoginException;
/**
* Login interface for authentication.
*/
public interface Login {
/**
* Configures this login instance.
* @param configs Key-value pairs containing the parsed configuration options of
* the client or broker. Note that these are the Kafka configuration options
* and not the JAAS configuration options. The JAAS options may be obtained
* from `jaasConfiguration`.
* @param contextName JAAS context name for this login which may be used to obtain
* the login context from `jaasConfiguration`.
* @param jaasConfiguration JAAS configuration containing the login context named
* `contextName`. If static JAAS configuration is used, this `Configuration`
* may also contain other login contexts.
* @param loginCallbackHandler Login callback handler instance to use for this Login.
* Login callback handler class may be configured using
* {@link org.apache.kafka.common.config.SaslConfigs#SASL_LOGIN_CALLBACK_HANDLER_CLASS}.
*/
void configure(Map<String, ?> configs, String contextName, Configuration jaasConfiguration,
AuthenticateCallbackHandler loginCallbackHandler);
/**
* Performs login for each login module specified for the login context of this instance.
*/
LoginContext login() throws LoginException;
/**
* Returns the authenticated subject of this login context.
*/
Subject subject();
/**
* Returns the service name to be used for SASL.
*/
String serviceName();
/**
* Closes this instance.
*/
void close();
}
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