/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE
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* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
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* add the following below this CDDL HEADER, with the fields enclosed
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* by brackets "[]" replaced with your own identifying information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Copyright 2008-2009 Sun Microsystems, Inc.
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*/
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package org.opends.server.workflowelement.ndb;
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import java.util.List;
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import org.opends.server.api.plugin.PluginResult;
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import org.opends.server.controls.LDAPAssertionRequestControl;
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import org.opends.server.controls.MatchedValuesControl;
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import org.opends.server.controls.ProxiedAuthV1Control;
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import org.opends.server.controls.ProxiedAuthV2Control;
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import org.opends.server.core.AccessControlConfigManager;
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import org.opends.server.core.DirectoryServer;
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import org.opends.server.core.PluginConfigManager;
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import org.opends.server.core.SearchOperation;
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import org.opends.server.loggers.debug.DebugTracer;
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import org.opends.server.types.CanceledOperationException;
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import org.opends.server.types.Control;
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import org.opends.server.types.DN;
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import org.opends.server.types.DebugLogLevel;
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import org.opends.server.types.DirectoryException;
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import org.opends.server.types.Entry;
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import org.opends.server.types.Privilege;
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import org.opends.server.types.ResultCode;
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import org.opends.server.types.SearchFilter;
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import org.opends.server.types.operation.PostOperationSearchOperation;
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import org.opends.server.types.operation.PreOperationSearchOperation;
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import org.opends.server.types.operation.SearchEntrySearchOperation;
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import org.opends.server.types.operation.SearchReferenceSearchOperation;
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import
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org.opends.server.workflowelement.localbackend.LocalBackendSearchOperation;
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import
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org.opends.server.workflowelement.localbackend.LocalBackendWorkflowElement;
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import static org.opends.messages.CoreMessages.*;
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import static org.opends.server.loggers.debug.DebugLogger.*;
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import static org.opends.server.util.ServerConstants.*;
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import static org.opends.server.util.StaticUtils.*;
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/**
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* This class defines an operation used to search for entries in a NDB backend
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* of the Directory Server.
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*/
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public class NDBSearchOperation
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extends LocalBackendSearchOperation
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implements PreOperationSearchOperation, PostOperationSearchOperation,
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SearchEntrySearchOperation, SearchReferenceSearchOperation
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{
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/**
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* The tracer object for the debug logger.
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*/
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private static final DebugTracer TRACER = getTracer();
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/**
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* Creates a new operation that may be used to search for entries in a NDB
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* backend of the Directory Server.
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*
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* @param search The operation to process.
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*/
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public NDBSearchOperation(SearchOperation search)
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{
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super(search);
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NDBWorkflowElement.attachLocalOperation(search, this);
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}
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/**
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* Process this search operation against a NDB backend.
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*
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* @param wfe The local backend work-flow element.
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*
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* @throws CanceledOperationException if this operation should be
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* cancelled
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*/
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@Override
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public void processLocalSearch(LocalBackendWorkflowElement wfe)
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throws CanceledOperationException {
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boolean executePostOpPlugins = false;
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this.backend = wfe.getBackend();
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clientConnection = getClientConnection();
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// Get the plugin config manager that will be used for invoking plugins.
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PluginConfigManager pluginConfigManager =
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DirectoryServer.getPluginConfigManager();
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processSearch = true;
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// Check for a request to cancel this operation.
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checkIfCanceled(false);
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// Create a labeled block of code that we can break out of if a problem is
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// detected.
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searchProcessing:
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{
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// Process the search base and filter to convert them from their raw forms
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// as provided by the client to the forms required for the rest of the
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// search processing.
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baseDN = getBaseDN();
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filter = getFilter();
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if ((baseDN == null) || (filter == null)){
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break searchProcessing;
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}
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// Check to see if there are any controls in the request. If so, then
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// see if there is any special processing required.
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try
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{
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handleRequestControls();
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}
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catch (DirectoryException de)
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{
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if (debugEnabled())
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{
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TRACER.debugCaught(DebugLogLevel.ERROR, de);
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}
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setResponseData(de);
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break searchProcessing;
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}
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// Check to see if the client has permission to perform the
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// search.
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// FIXME: for now assume that this will check all permission
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// pertinent to the operation. This includes proxy authorization
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// and any other controls specified.
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try
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{
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if (!AccessControlConfigManager.getInstance()
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.getAccessControlHandler().isAllowed(this))
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{
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setResultCode(ResultCode.INSUFFICIENT_ACCESS_RIGHTS);
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appendErrorMessage(ERR_SEARCH_AUTHZ_INSUFFICIENT_ACCESS_RIGHTS
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.get(String.valueOf(baseDN)));
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break searchProcessing;
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}
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}
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catch (DirectoryException e)
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{
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setResultCode(e.getResultCode());
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appendErrorMessage(e.getMessageObject());
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break searchProcessing;
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}
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// Check for a request to cancel this operation.
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checkIfCanceled(false);
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// Invoke the pre-operation search plugins.
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executePostOpPlugins = true;
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PluginResult.PreOperation preOpResult =
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pluginConfigManager.invokePreOperationSearchPlugins(this);
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if (!preOpResult.continueProcessing())
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{
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setResultCode(preOpResult.getResultCode());
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appendErrorMessage(preOpResult.getErrorMessage());
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setMatchedDN(preOpResult.getMatchedDN());
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setReferralURLs(preOpResult.getReferralURLs());
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break searchProcessing;
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}
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// Check for a request to cancel this operation.
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checkIfCanceled(false);
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// Get the backend that should hold the search base. If there is none,
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// then fail.
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if (backend == null)
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{
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setResultCode(ResultCode.NO_SUCH_OBJECT);
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appendErrorMessage(ERR_SEARCH_BASE_DOESNT_EXIST.get(
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String.valueOf(baseDN)));
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break searchProcessing;
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}
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// We'll set the result code to "success". If a problem occurs, then it
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// will be overwritten.
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setResultCode(ResultCode.SUCCESS);
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// Process the search in the backend and all its subordinates.
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try
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{
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if (processSearch)
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{
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backend.search(this);
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}
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}
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catch (DirectoryException de)
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{
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if (debugEnabled())
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{
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TRACER.debugCaught(DebugLogLevel.VERBOSE, de);
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}
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setResponseData(de);
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break searchProcessing;
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}
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catch (CanceledOperationException coe)
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{
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throw coe;
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}
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catch (Exception e)
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{
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if (debugEnabled())
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{
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TRACER.debugCaught(DebugLogLevel.ERROR, e);
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}
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setResultCode(DirectoryServer.getServerErrorResultCode());
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appendErrorMessage(ERR_SEARCH_BACKEND_EXCEPTION.get(
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getExceptionMessage(e)));
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break searchProcessing;
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}
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}
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// Check for a request to cancel this operation.
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checkIfCanceled(false);
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// Invoke the post-operation search plugins.
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if (executePostOpPlugins)
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{
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PluginResult.PostOperation postOpResult =
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pluginConfigManager.invokePostOperationSearchPlugins(this);
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if (!postOpResult.continueProcessing())
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{
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setResultCode(postOpResult.getResultCode());
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appendErrorMessage(postOpResult.getErrorMessage());
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setMatchedDN(postOpResult.getMatchedDN());
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setReferralURLs(postOpResult.getReferralURLs());
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}
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}
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}
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/**
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* Handles any controls contained in the request.
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*
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* @throws DirectoryException If there is a problem with any of the request
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* controls.
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*/
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@Override
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protected void handleRequestControls()
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throws DirectoryException
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{
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List<Control> requestControls = getRequestControls();
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if ((requestControls != null) && (! requestControls.isEmpty()))
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{
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for (int i=0; i < requestControls.size(); i++)
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{
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Control c = requestControls.get(i);
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String oid = c.getOID();
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if (! AccessControlConfigManager.getInstance().
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getAccessControlHandler().isAllowed(baseDN, this, c))
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{
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throw new DirectoryException(ResultCode.INSUFFICIENT_ACCESS_RIGHTS,
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ERR_CONTROL_INSUFFICIENT_ACCESS_RIGHTS.get(oid));
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}
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if (oid.equals(OID_LDAP_ASSERTION))
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{
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LDAPAssertionRequestControl assertControl =
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getRequestControl(LDAPAssertionRequestControl.DECODER);
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try
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{
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// FIXME -- We need to determine whether the current user has
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// permission to make this determination.
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SearchFilter assertionFilter = assertControl.getSearchFilter();
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Entry entry;
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try
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{
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entry = DirectoryServer.getEntry(baseDN);
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}
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catch (DirectoryException de)
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{
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if (debugEnabled())
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{
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TRACER.debugCaught(DebugLogLevel.ERROR, de);
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}
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throw new DirectoryException(de.getResultCode(),
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ERR_SEARCH_CANNOT_GET_ENTRY_FOR_ASSERTION.get(
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de.getMessageObject()));
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}
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if (entry == null)
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{
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throw new DirectoryException(ResultCode.NO_SUCH_OBJECT,
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ERR_SEARCH_NO_SUCH_ENTRY_FOR_ASSERTION.get());
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}
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if (! assertionFilter.matchesEntry(entry))
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{
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throw new DirectoryException(ResultCode.ASSERTION_FAILED,
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ERR_SEARCH_ASSERTION_FAILED.get());
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}
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}
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catch (DirectoryException de)
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{
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if (de.getResultCode() == ResultCode.ASSERTION_FAILED)
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{
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throw de;
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}
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if (debugEnabled())
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{
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TRACER.debugCaught(DebugLogLevel.ERROR, de);
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}
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throw new DirectoryException(ResultCode.PROTOCOL_ERROR,
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ERR_SEARCH_CANNOT_PROCESS_ASSERTION_FILTER.get(
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de.getMessageObject()), de);
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}
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}
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else if (oid.equals(OID_PROXIED_AUTH_V1))
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{
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// The requester must have the PROXIED_AUTH privilige in order to be
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// able to use this control.
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if (! clientConnection.hasPrivilege(Privilege.PROXIED_AUTH, this))
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{
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throw new DirectoryException(ResultCode.AUTHORIZATION_DENIED,
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ERR_PROXYAUTH_INSUFFICIENT_PRIVILEGES.get());
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}
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ProxiedAuthV1Control proxyControl =
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getRequestControl(ProxiedAuthV1Control.DECODER);
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Entry authorizationEntry = proxyControl.getAuthorizationEntry();
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setAuthorizationEntry(authorizationEntry);
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if (authorizationEntry == null)
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{
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setProxiedAuthorizationDN(DN.nullDN());
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}
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else
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{
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setProxiedAuthorizationDN(authorizationEntry.getDN());
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}
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}
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else if (oid.equals(OID_PROXIED_AUTH_V2))
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{
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// The requester must have the PROXIED_AUTH privilige in order to be
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// able to use this control.
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if (! clientConnection.hasPrivilege(Privilege.PROXIED_AUTH, this))
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{
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throw new DirectoryException(ResultCode.AUTHORIZATION_DENIED,
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ERR_PROXYAUTH_INSUFFICIENT_PRIVILEGES.get());
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}
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ProxiedAuthV2Control proxyControl =
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getRequestControl(ProxiedAuthV2Control.DECODER);
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Entry authorizationEntry = proxyControl.getAuthorizationEntry();
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setAuthorizationEntry(authorizationEntry);
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if (authorizationEntry == null)
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{
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setProxiedAuthorizationDN(DN.nullDN());
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}
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else
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{
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setProxiedAuthorizationDN(authorizationEntry.getDN());
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}
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}
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else if (oid.equals(OID_LDAP_SUBENTRIES))
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{
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setReturnLDAPSubentries(true);
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}
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else if (oid.equals(OID_MATCHED_VALUES))
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{
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MatchedValuesControl matchedValuesControl =
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getRequestControl(MatchedValuesControl.DECODER);
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setMatchedValuesControl(matchedValuesControl);
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}
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else if (oid.equals(OID_ACCOUNT_USABLE_CONTROL))
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{
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setIncludeUsableControl(true);
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}
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else if (oid.equals(OID_REAL_ATTRS_ONLY))
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{
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setRealAttributesOnly(true);
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}
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else if (oid.equals(OID_VIRTUAL_ATTRS_ONLY))
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{
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setVirtualAttributesOnly(true);
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}
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else if (oid.equals(OID_GET_EFFECTIVE_RIGHTS) &&
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DirectoryServer.isSupportedControl(OID_GET_EFFECTIVE_RIGHTS))
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{
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// Do nothing here and let AciHandler deal with it.
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}
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// NYI -- Add support for additional controls.
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else if (c.isCritical())
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{
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if ((backend == null) || (! backend.supportsControl(oid)))
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{
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throw new DirectoryException(
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ResultCode.UNAVAILABLE_CRITICAL_EXTENSION,
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ERR_SEARCH_UNSUPPORTED_CRITICAL_CONTROL.get(oid));
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}
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}
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}
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}
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}
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}
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