/*
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* The contents of this file are subject to the terms of the Common Development and
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* Distribution License (the License). You may not use this file except in compliance with the
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* License.
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*
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* You can obtain a copy of the License at legal/CDDLv1.0.txt. See the License for the
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* specific language governing permission and limitations under the License.
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*
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* When distributing Covered Software, include this CDDL Header Notice in each file and include
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* the License file at legal/CDDLv1.0.txt. If applicable, add the following below the CDDL
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* Header, with the fields enclosed by brackets [] replaced by your own identifying
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* information: "Portions Copyright [year] [name of copyright owner]".
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*
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* Copyright 2008-2009 Sun Microsystems, Inc.
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* Portions Copyright 2014-2016 ForgeRock AS.
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*/
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package org.opends.server.extensions;
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import org.forgerock.i18n.LocalizableMessage;
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import org.forgerock.i18n.slf4j.LocalizedLogger;
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import org.forgerock.opendj.ldap.ResultCode;
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import org.forgerock.opendj.ldap.SearchScope;
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import org.opends.server.api.DirectoryThread;
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import org.opends.server.core.DirectoryServer;
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import org.opends.server.protocols.internal.InternalClientConnection;
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import org.opends.server.protocols.internal.InternalSearchListener;
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import org.opends.server.protocols.internal.InternalSearchOperation;
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import org.opends.server.protocols.internal.SearchRequest;
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import static org.opends.server.protocols.internal.Requests.*;
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import org.forgerock.opendj.ldap.DN;
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import org.opends.server.types.DirectoryException;
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import org.opends.server.types.LDAPURL;
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import org.opends.server.types.MembershipException;
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import org.opends.server.types.SearchFilter;
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import org.opends.server.types.SearchResultEntry;
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import org.opends.server.types.SearchResultReference;
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import static org.opends.messages.ExtensionMessages.*;
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import static org.opends.server.protocols.internal.InternalClientConnection.*;
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/**
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* This class implements a Directory Server thread that will be used to perform
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* a background search to retrieve all of the members of a dynamic group.
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* <BR><BR>
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*/
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public class DynamicGroupSearchThread
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// FIXME -- Would it be better to implement this class using an Executor
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// rather than always creating a custom thread?
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extends DirectoryThread
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implements InternalSearchListener
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{
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private static final LocalizedLogger logger = LocalizedLogger.getLoggerForThisClass();
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/** The set of base DNs for the search requests. */
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private final DN[] baseDNs;
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/** The member list with which this search thread is associated. */
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private final DynamicGroupMemberList memberList;
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/** A counter used to keep track of which search is currently in progress. */
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private int searchCounter;
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/** The set of member URLs for determining whether entries match the criteria. */
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private final LDAPURL[][] memberURLs;
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/** The set of search filters for the search requests. */
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private final SearchFilter[] searchFilters;
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/**
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* Creates a new dynamic group search thread that is associated with the
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* provided member list and that will perform the search using the provided
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* information.
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*
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* @param memberList The dynamic group member list with which this thread is
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* associated.
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* @param baseDNs The set of base DNs to use for the search requests.
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* @param filters The set of search filters to use for the search
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* requests.
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* @param memberURLs The set of member URLs to use when determining if
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* entries match the necessary group criteria.
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*/
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public DynamicGroupSearchThread(DynamicGroupMemberList memberList,
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DN[] baseDNs, SearchFilter[] filters,
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LDAPURL[][] memberURLs)
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{
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super("Dynamic Group Search Thread " + memberList.getDynamicGroupDN());
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this.memberList = memberList;
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this.baseDNs = baseDNs;
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this.searchFilters = filters;
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this.memberURLs = memberURLs;
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searchCounter = 0;
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}
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/** Performs the set of searches and provides the results to the associated member list. */
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@Override
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public void run()
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{
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InternalClientConnection conn = getRootConnection();
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for (searchCounter = 0; searchCounter < baseDNs.length; searchCounter++)
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{
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DN baseDN = baseDNs[searchCounter];
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SearchFilter filter = searchFilters[searchCounter];
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// Include all the user attributes along with the ismemberof.
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final SearchRequest request = newSearchRequest(baseDN, SearchScope.WHOLE_SUBTREE, filter)
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.addAttribute("*", "ismemberof");
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InternalSearchOperation searchOperation = conn.processSearch(request, this);
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ResultCode resultCode = searchOperation.getResultCode();
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if (resultCode != ResultCode.SUCCESS)
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{
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if (resultCode == ResultCode.NO_SUCH_OBJECT)
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{
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logger.warn(WARN_DYNAMICGROUP_NONEXISTENT_BASE_DN, baseDN,
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memberList.getDynamicGroupDN());
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continue;
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}
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else
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{
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LocalizableMessage message =
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ERR_DYNAMICGROUP_INTERNAL_SEARCH_FAILED.get(
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baseDN,
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filter,
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memberList.getDynamicGroupDN(),
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resultCode,
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searchOperation.getErrorMessage());
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if (! memberList.addResult(
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new MembershipException(message, true)))
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{
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memberList.setSearchesCompleted();
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return;
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}
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}
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}
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}
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memberList.setSearchesCompleted();
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}
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@Override
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public void handleInternalSearchEntry(InternalSearchOperation searchOperation,
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SearchResultEntry searchEntry)
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throws DirectoryException
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{
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for (LDAPURL url : memberURLs[searchCounter])
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{
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if (url.matchesEntry(searchEntry))
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{
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if (! memberList.addResult(searchEntry))
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{
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LocalizableMessage message = ERR_DYNAMICGROUP_CANNOT_RETURN_ENTRY.
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get(searchEntry.getName(), memberList.getDynamicGroupDN());
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throw new DirectoryException(DirectoryServer.getServerErrorResultCode(), message);
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}
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return;
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}
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}
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}
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@Override
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public void handleInternalSearchReference(
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InternalSearchOperation searchOperation,
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SearchResultReference searchReference)
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{
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// No implementation required.
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}
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}
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