mirror of
https://github.com/Alfresco/alfresco-community-repo.git
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39a18df7f2
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/BRANCHES/WCM-DEV2/root@3774 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
500 lines
17 KiB
Java
500 lines
17 KiB
Java
/*
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* Copyright (C) 2005 Alfresco, Inc.
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*
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* Licensed under the Mozilla Public License version 1.1
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* with a permitted attribution clause. You may obtain a
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* copy of the License at
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*
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* http://www.alfresco.org/legal/license.txt
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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* either express or implied. See the License for the specific
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* language governing permissions and limitations under the
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* License.
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*/
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package org.alfresco.repo.audit.hibernate;
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import java.io.BufferedInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.Serializable;
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import java.util.ArrayList;
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import java.util.Calendar;
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import java.util.Collections;
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import java.util.Date;
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import java.util.GregorianCalendar;
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import java.util.HashMap;
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import java.util.List;
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import org.alfresco.error.AlfrescoRuntimeException;
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import org.alfresco.repo.audit.AuditConfiguration;
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import org.alfresco.repo.audit.AuditDAO;
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import org.alfresco.repo.audit.AuditException;
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import org.alfresco.repo.audit.AuditState;
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import org.alfresco.repo.content.AbstractContentStore;
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import org.alfresco.repo.content.ContentStore;
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import org.alfresco.repo.content.MimetypeMap;
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import org.alfresco.repo.security.authentication.AuthenticationUtil;
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import org.alfresco.repo.transaction.TransactionalDao;
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import org.alfresco.service.cmr.audit.AuditInfo;
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import org.alfresco.service.cmr.repository.ContentReader;
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import org.alfresco.service.cmr.repository.ContentWriter;
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import org.alfresco.service.cmr.repository.NodeRef;
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import org.alfresco.service.cmr.repository.datatype.Duration;
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import org.alfresco.util.EqualsHelper;
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import org.alfresco.util.GUID;
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import org.hibernate.Session;
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import org.springframework.orm.hibernate3.HibernateCallback;
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import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
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/**
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* Assumes mimetype and encoding sent to the content store (we are not saving this anywhere)
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*
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* @author Andy Hind
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*/
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public class HibernateAuditDAO extends HibernateDaoSupport implements AuditDAO, TransactionalDao
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{
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public static final String QUERY_LAST_AUDIT_DATE = "audit.GetLatestAuditDate";
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public static final String QUERY_LAST_AUDIT_CONFIG = "audit.GetLatestAuditConfig";
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public static final String QUERY_AUDIT_APP_SOURCE = "audit.GetAuditSourceByApplication";
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public static final String QUERY_AUDIT_METHOD_SOURCE = "audit.GetAuditSourceByApplicationServiceMethod";
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public static final String QUERY_AUDIT_APP_SOURCE_APP = "application";
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public static final String QUERY_AUDIT_APP_SOURCE_SER = "service";
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public static final String QUERY_AUDIT_APP_SOURCE_MET = "method";
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public static final String QUERY_AUDIT_TRAIL = "audit.GetAuditTrailForNode";
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public static final String QUERY_AUDIT_PROTOCOL = "protocol";
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public static final String QUERY_AUDIT_STORE_ID = "store_id";
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public static final String QUERY_AUDIT_NODE_ID = "node_id";
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public static final String QUERY_AUDIT_NODE_REF = "nodeRef";
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/** a uuid identifying this unique instance */
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private String uuid;
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private ContentStore contentStore;
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private ThreadLocal<AuditConfiguration> auditConfiguration = new ThreadLocal<AuditConfiguration>();
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private ThreadLocal<Long> auditConfigImplId = new ThreadLocal<Long>();
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private ThreadLocal<Long> auditDateImplId = new ThreadLocal<Long>();
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private ThreadLocal<HashMap<SourceKey, Long>> sourceIds = new ThreadLocal<HashMap<SourceKey, Long>>();
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public HibernateAuditDAO()
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{
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super();
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this.uuid = GUID.generate();
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}
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public ContentStore getContentStore()
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{
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return contentStore;
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}
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public void setContentStore(ContentStore contentStore)
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{
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this.contentStore = contentStore;
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}
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public void audit(AuditState auditInfo)
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{
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if(auditInfo.getUserIdentifier() == null)
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{
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auditInfo.setUserIdentifier(AuthenticationUtil.getSystemUserName());
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}
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if(AuthenticationUtil.getCurrentUserName() == null)
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{
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AuthenticationUtil.setSystemUserAsCurrentUser();
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try
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{
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audit0(auditInfo);
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}
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finally
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{
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AuthenticationUtil.clearCurrentSecurityContext();
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}
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}
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else
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{
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audit0(auditInfo);
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}
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}
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private void audit0(AuditState auditInfo)
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{
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// Find/Build the configuraton entry
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AuditConfig auditConfig = getAuditConfig(auditInfo);
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// Find/Build any dates
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AuditDate auditDate = getAuditDate(auditInfo);
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// Find/Build the source
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AuditSource auditSource = getAuditSource(auditInfo);
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// Build the new audit fact information
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AuditFactImpl auditFact = new AuditFactImpl();
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auditFact.setAuditConfig(auditConfig);
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auditFact.setAuditDate(auditDate);
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auditFact.setAuditSource(auditSource);
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// Properties
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Serializable[] args = auditInfo.getMethodArguments();
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if (args != null)
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{
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switch (args.length)
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{
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default:
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case 5:
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auditFact.setArg5(getStringOrNull(args[4]));
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case 4:
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auditFact.setArg4(getStringOrNull(args[3]));
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case 3:
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auditFact.setArg3(getStringOrNull(args[2]));
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case 2:
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auditFact.setArg2(getStringOrNull(args[1]));
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case 1:
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auditFact.setArg1(getStringOrNull(args[0]));
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case 0:
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}
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}
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auditFact.setClientInetAddress(auditInfo.getClientAddress() == null ? null : auditInfo.getClientAddress()
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.toString());
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auditFact.setDate(auditInfo.getDate());
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auditFact.setException(auditInfo.getThrowable() == null ? null : auditInfo.getThrowable().getMessage());
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auditFact.setFail(auditInfo.isFail());
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auditFact.setFiltered(auditInfo.isFiltered());
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auditFact.setHostInetAddress(auditInfo.getHostAddress() == null ? null : auditInfo.getHostAddress().toString());
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auditFact.setMessage(auditInfo.getMessage());
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auditFact.setNodeUUID(auditInfo.getKeyGUID());
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auditFact.setPath(auditInfo.getPath());
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auditFact.setReturnValue(auditInfo.getReturnObject() == null ? null : auditInfo.getReturnObject().toString());
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// auditFact.setSerialisedURL()
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auditFact.setSessionId(auditInfo.getSessionId());
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if (auditInfo.getKeyStore() != null)
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{
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auditFact.setStoreId(auditInfo.getKeyStore().getIdentifier());
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auditFact.setStoreProtocol(auditInfo.getKeyStore().getProtocol());
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}
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auditFact.setTransactionId(auditInfo.getTxId());
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auditFact.setUserId(auditInfo.getUserIdentifier());
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// Save
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getSession().save(auditFact);
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}
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private String getStringOrNull(Object o)
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{
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if (o == null)
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{
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return null;
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}
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else
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{
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return o.toString();
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}
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}
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private AuditSource getAuditSource(AuditState auditInfo)
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{
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AuditSource auditSourceImpl;
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SourceKey sourceKey = new SourceKey(auditInfo.getAuditApplication(), auditInfo.getAuditService(), auditInfo.getAuditMethod());
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if(sourceIds.get() == null)
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{
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sourceIds.set(new HashMap<SourceKey, Long>());
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}
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Long id = sourceIds.get().get(sourceKey);
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if(id != null)
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{
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auditSourceImpl = (AuditSource) getSession().get(AuditSourceImpl.class, id.longValue());
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if(auditSourceImpl != null)
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{
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return auditSourceImpl;
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}
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}
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if ((auditInfo.getAuditService() != null)
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&& (auditInfo.getAuditService().length() > 0) && (auditInfo.getAuditMethod() != null)
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&& (auditInfo.getAuditMethod().length() > 0))
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{
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auditSourceImpl = AuditSourceImpl.getApplicationSource(getSession(), auditInfo.getAuditApplication(),
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auditInfo.getAuditService(), auditInfo.getAuditMethod());
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if (auditSourceImpl == null)
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{
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auditSourceImpl = new AuditSourceImpl();
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auditSourceImpl.setApplication(auditInfo.getAuditApplication());
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auditSourceImpl.setService(auditInfo.getAuditService());
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auditSourceImpl.setMethod(auditInfo.getAuditMethod());
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getSession().save(auditSourceImpl);
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}
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}
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else
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{
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auditSourceImpl = AuditSourceImpl.getApplicationSource(getSession(), auditInfo.getAuditApplication());
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if (auditSourceImpl == null)
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{
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auditSourceImpl = new AuditSourceImpl();
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auditSourceImpl.setApplication(auditInfo.getAuditApplication());
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getSession().save(auditSourceImpl);
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}
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}
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sourceIds.get().put(sourceKey, Long.valueOf(auditSourceImpl.getId()));
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return auditSourceImpl;
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}
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private AuditDate getAuditDate(AuditState auditInfo)
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{
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Calendar cal = GregorianCalendar.getInstance();
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cal.setTime(auditInfo.getDate());
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cal.set(Calendar.MILLISECOND, 0);
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cal.set(Calendar.SECOND, 0);
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cal.set(Calendar.MINUTE, 0);
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cal.set(Calendar.HOUR_OF_DAY, 0);
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Date required = cal.getTime();
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AuditDate auditDate;
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if (auditDateImplId.get() == null)
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{
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auditDate = AuditDateImpl.getLatestDate(getSession());
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if (auditDate == null)
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{
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// The first entry ever so we just make it
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auditDate = new AuditDateImpl(auditInfo.getDate());
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getSession().save(auditDate);
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}
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auditDateImplId.set(Long.valueOf(auditDate.getId()));
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}
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else
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{
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auditDate = (AuditDate) getSession().get(AuditDateImpl.class, auditDateImplId.get().longValue());
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if ((auditDate == null) || (!required.equals(auditDate.getDate())))
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{
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auditDate = AuditDateImpl.getLatestDate(getSession());
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if (auditDate == null)
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{
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// The first entry ever so we just make it
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auditDate = new AuditDateImpl(auditInfo.getDate());
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getSession().save(auditDate);
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}
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auditDateImplId.set(Long.valueOf(auditDate.getId()));
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}
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}
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while (!required.equals(auditDate.getDate()))
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{
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Date nextDate = Duration.add(auditDate.getDate(), new Duration("P1D"));
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auditDate = new AuditDateImpl(nextDate);
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getSession().save(auditDate);
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auditDateImplId.set(Long.valueOf(auditDate.getId()));
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}
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return auditDate;
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}
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private AuditConfig getAuditConfig(AuditState auditInfo)
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{
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AuditConfig auditConfig;
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if ((auditConfiguration.get() == null) || (auditConfiguration.get() != auditInfo.getAuditConfiguration()))
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{
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auditConfig = AuditConfigImpl.getLatestConfig(getSession());
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if (auditConfig == null)
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{
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auditConfig = createNewAuditConfigImpl(auditInfo);
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}
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else
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{
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InputStream current = new BufferedInputStream(auditInfo.getAuditConfiguration().getInputStream());
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ContentReader reader = contentStore.getReader(auditConfig.getConfigURL());
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reader.setMimetype(MimetypeMap.MIMETYPE_XML);
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reader.setEncoding("UTF-8");
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InputStream last = new BufferedInputStream(reader.getContentInputStream());
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int currentValue = -2;
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int lastValue = -2;
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try
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{
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while ((currentValue != -1) && (lastValue != -1) && (currentValue == lastValue))
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{
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currentValue = current.read();
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lastValue = last.read();
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}
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}
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catch (IOException e)
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{
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throw new AlfrescoRuntimeException(
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"Failed to read and validate current audit configuration against the last", e);
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}
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if (currentValue != lastValue)
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{
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// Files are different - require a new entry
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auditConfig = createNewAuditConfigImpl(auditInfo);
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}
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else
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{
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// No change
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}
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}
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auditConfigImplId.set(Long.valueOf(auditConfig.getId()));
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auditConfiguration.set(auditInfo.getAuditConfiguration());
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}
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else
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{
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auditConfig = (AuditConfig) getSession()
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.get(AuditConfigImpl.class, auditConfigImplId.get().longValue());
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if (auditConfig == null)
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{
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auditConfig = createNewAuditConfigImpl(auditInfo);
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}
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}
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return auditConfig;
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}
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private AuditConfigImpl createNewAuditConfigImpl(AuditState auditInfo)
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{
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AuditConfigImpl auditConfig = new AuditConfigImpl();
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InputStream is = new BufferedInputStream(auditInfo.getAuditConfiguration().getInputStream());
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String url = AbstractContentStore.createNewUrl();
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ContentWriter writer = contentStore.getWriter(null, url);
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writer.setMimetype(MimetypeMap.MIMETYPE_XML);
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writer.setEncoding("UTF-8");
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writer.putContent(is);
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auditConfig.setConfigURL(url);
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getSession().save(auditConfig);
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return auditConfig;
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}
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/**
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* Checks equality by type and uuid
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*/
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public boolean equals(Object obj)
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{
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if (obj == null)
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{
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return false;
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}
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else if (!(obj instanceof HibernateAuditDAO))
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{
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return false;
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}
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HibernateAuditDAO that = (HibernateAuditDAO) obj;
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return this.uuid.equals(that.uuid);
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}
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/**
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* @see #uuid
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*/
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public int hashCode()
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{
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return uuid.hashCode();
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}
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/**
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* Does this <tt>Session</tt> contain any changes which must be synchronized with the store?
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*
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* @return true => changes are pending
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*/
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public boolean isDirty()
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{
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// create a callback for the task
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HibernateCallback callback = new HibernateCallback()
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{
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public Object doInHibernate(Session session)
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{
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return session.isDirty();
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}
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};
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// execute the callback
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return ((Boolean) getHibernateTemplate().execute(callback)).booleanValue();
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}
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/**
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* Just flushes the session
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*/
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public void flush()
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{
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getSession().flush();
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}
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static class SourceKey
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{
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String application;
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String service;
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String method;
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SourceKey(String application, String service, String method)
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{
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this.application = application;
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this.service = service;
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this.method = method;
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}
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@Override
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public boolean equals(Object o)
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{
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if (this == o)
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{
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return true;
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}
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if (!(this instanceof SourceKey))
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{
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return false;
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}
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SourceKey other = (SourceKey) o;
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return EqualsHelper.nullSafeEquals(this.application, other.application)
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&& EqualsHelper.nullSafeEquals(this.service, other.service)
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&& EqualsHelper.nullSafeEquals(this.method, other.method);
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}
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@Override
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public int hashCode()
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{
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int hash = application.hashCode();
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if (service != null)
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{
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hash = (hash * 37) + service.hashCode();
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}
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if (method != null)
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{
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hash = (hash * 37) + method.hashCode();
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}
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return hash;
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}
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}
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public List<AuditInfo> getAuditTrail(NodeRef nodeRef)
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{
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if(nodeRef == null)
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{
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return Collections.<AuditInfo>emptyList();
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}
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List<? extends AuditFact> internalTrail = AuditFactImpl.getAuditTrail(getSession(), nodeRef);
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ArrayList<AuditInfo> answer = new ArrayList<AuditInfo>(internalTrail.size());
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for(AuditFact auditFact : internalTrail)
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{
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AuditInfo info = new AuditInfoImpl(auditFact);
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answer.add(info);
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}
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return answer;
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}
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}
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