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LogoutService.java
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LogoutService.java
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/*
* 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.ambari.server.api.services;
import javax.servlet.http.HttpServletRequest;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.Response;
import org.apache.ambari.annotations.ApiIgnore;
import org.apache.ambari.server.StaticallyInject;
import org.apache.ambari.server.audit.AuditLogger;
import org.apache.ambari.server.audit.event.LogoutAuditEvent;
import org.apache.ambari.server.security.authorization.AuthorizationHelper;
import org.apache.ambari.server.utils.RequestUtils;
import org.springframework.security.core.context.SecurityContextHolder;
import com.google.inject.Inject;
/**
* Service performing logout of current user
*/
@StaticallyInject
@Path("/logout")
public class LogoutService {
@Inject
private static AuditLogger auditLogger;
@GET @ApiIgnore // until documented
@Produces("text/plain")
public Response performLogout(@Context HttpServletRequest servletRequest) {
auditLog(servletRequest);
SecurityContextHolder.clearContext();
servletRequest.getSession().invalidate();
return Response.status(Response.Status.OK).build();
}
/**
* Creates and send and audit log event that the user has successfully logged out
* @param servletRequest
*/
private void auditLog(HttpServletRequest servletRequest) {
if(!auditLogger.isEnabled()) {
return;
}
LogoutAuditEvent logoutEvent = LogoutAuditEvent.builder()
.withTimestamp(System.currentTimeMillis())
.withRemoteIp(RequestUtils.getRemoteAddress(servletRequest))
.withUserName(AuthorizationHelper.getAuthenticatedName())
.withProxyUserName(AuthorizationHelper.getProxyUserName())
.build();
auditLogger.log(logoutEvent);
}
}