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/**
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* '$RCSfile$'
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* Copyright: 2000-2011 Regents of the University of California and the
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* National Center for Ecological Analysis and Synthesis
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*
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* '$Author: $'
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* '$Date: $'
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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package edu.ucsb.nceas.metacat.dataone;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.PipedInputStream;
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import java.io.PipedOutputStream;
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import java.lang.reflect.InvocationTargetException;
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import java.math.BigInteger;
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import java.sql.SQLException;
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import java.util.ArrayList;
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import java.util.Calendar;
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import java.util.Date;
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import java.util.List;
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import java.util.concurrent.locks.Lock;
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import javax.servlet.http.HttpServletRequest;
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import org.apache.commons.beanutils.BeanUtils;
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import org.apache.commons.io.IOUtils;
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import org.apache.log4j.Logger;
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import org.dataone.client.v2.CNode;
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import org.dataone.client.v2.MNode;
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import org.dataone.client.v2.itk.D1Client;
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import org.dataone.exceptions.MarshallingException;
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import org.dataone.service.cn.v2.CNAuthorization;
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import org.dataone.service.cn.v2.CNCore;
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import org.dataone.service.cn.v2.CNRead;
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import org.dataone.service.cn.v2.CNReplication;
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import org.dataone.service.cn.v2.CNView;
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import org.dataone.service.exceptions.BaseException;
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import org.dataone.service.exceptions.IdentifierNotUnique;
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import org.dataone.service.exceptions.InsufficientResources;
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import org.dataone.service.exceptions.InvalidRequest;
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import org.dataone.service.exceptions.InvalidSystemMetadata;
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import org.dataone.service.exceptions.InvalidToken;
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import org.dataone.service.exceptions.NotAuthorized;
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import org.dataone.service.exceptions.NotFound;
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import org.dataone.service.exceptions.NotImplemented;
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import org.dataone.service.exceptions.ServiceFailure;
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import org.dataone.service.exceptions.UnsupportedType;
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import org.dataone.service.exceptions.VersionMismatch;
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import org.dataone.service.types.v1.AccessPolicy;
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import org.dataone.service.types.v1.Checksum;
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import org.dataone.service.types.v1.ChecksumAlgorithmList;
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import org.dataone.service.types.v1.Event;
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import org.dataone.service.types.v1.Identifier;
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import org.dataone.service.types.v1.NodeReference;
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import org.dataone.service.types.v1.NodeType;
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import org.dataone.service.types.v1.ObjectFormatIdentifier;
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import org.dataone.service.types.v1.ObjectList;
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import org.dataone.service.types.v1.ObjectLocationList;
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import org.dataone.service.types.v1.Permission;
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import org.dataone.service.types.v1.Replica;
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import org.dataone.service.types.v1.ReplicationPolicy;
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import org.dataone.service.types.v1.ReplicationStatus;
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import org.dataone.service.types.v1.Session;
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import org.dataone.service.types.v1.Subject;
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import org.dataone.service.types.v1_1.QueryEngineDescription;
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import org.dataone.service.types.v1_1.QueryEngineList;
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import org.dataone.service.types.v2.Node;
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import org.dataone.service.types.v2.NodeList;
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import org.dataone.service.types.v2.ObjectFormat;
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import org.dataone.service.types.v2.ObjectFormatList;
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import org.dataone.service.types.v2.SystemMetadata;
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import org.dataone.service.util.TypeMarshaller;
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import edu.ucsb.nceas.metacat.DBUtil;
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import edu.ucsb.nceas.metacat.EventLog;
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import edu.ucsb.nceas.metacat.IdentifierManager;
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import edu.ucsb.nceas.metacat.McdbDocNotFoundException;
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import edu.ucsb.nceas.metacat.dataone.hazelcast.HazelcastService;
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import edu.ucsb.nceas.metacat.properties.PropertyService;
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import edu.ucsb.nceas.utilities.PropertyNotFoundException;
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/**
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* Represents Metacat's implementation of the DataONE Coordinating Node
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* service API. Methods implement the various CN* interfaces, and methods common
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* to both Member Node and Coordinating Node interfaces are found in the
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* D1NodeService super class.
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*
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*/
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public class CNodeService extends D1NodeService implements CNAuthorization,
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CNCore, CNRead, CNReplication, CNView {
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/* the logger instance */
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private Logger logMetacat = null;
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public final static String V2V1MISSMATCH = "The Coordinating Node is not authorized to make systemMetadata changes on this object. Please make changes directly on the authoritative Member Node.";
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/**
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* singleton accessor
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*/
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public static CNodeService getInstance(HttpServletRequest request) {
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return new CNodeService(request);
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}
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/**
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* Constructor, private for singleton access
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*/
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private CNodeService(HttpServletRequest request) {
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super(request);
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logMetacat = Logger.getLogger(CNodeService.class);
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}
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/**
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* Set the replication policy for an object given the object identifier
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* It only is applied to objects whose authoritative mn is a v1 node.
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* @param session - the Session object containing the credentials for the Subject
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* @param pid - the object identifier for the given object
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* @param policy - the replication policy to be applied
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*
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* @return true or false
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*
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* @throws NotImplemented
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* @throws NotAuthorized
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* @throws ServiceFailure
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* @throws InvalidRequest
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* @throws VersionMismatch
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*
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*/
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@Override
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public boolean setReplicationPolicy(Session session, Identifier pid,
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ReplicationPolicy policy, long serialVersion)
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throws NotImplemented, NotFound, NotAuthorized, ServiceFailure,
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InvalidRequest, InvalidToken, VersionMismatch {
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// do we have a valid pid?
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if (pid == null || pid.getValue().trim().equals("")) {
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throw new InvalidRequest("4883", "The provided identifier was invalid.");
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}
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//only allow pid to be passed
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String serviceFailure = "4882";
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String notFound = "4884";
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checkV1SystemMetaPidExist(pid, serviceFailure, "The object for given PID "+pid.getValue()+" couldn't be identified if it exists", notFound,
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"No object could be found for given PID: "+pid.getValue());
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/*String serviceFailureCode = "4882";
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Identifier sid = getPIDForSID(pid, serviceFailureCode);
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if(sid != null) {
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pid = sid;
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}*/
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// The lock to be used for this identifier
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Lock lock = null;
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// get the subject
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Subject subject = session.getSubject();
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// are we allowed to do this?
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if (!isAuthorized(session, pid, Permission.CHANGE_PERMISSION)) {
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throw new NotAuthorized("4881", Permission.CHANGE_PERMISSION
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+ " not allowed by " + subject.getValue() + " on "
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+ pid.getValue());
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}
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SystemMetadata systemMetadata = null;
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try {
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lock = HazelcastService.getInstance().getLock(pid.getValue());
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lock.lock();
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logMetacat.debug("Locked identifier " + pid.getValue());
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try {
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if ( HazelcastService.getInstance().getSystemMetadataMap().containsKey(pid) ) {
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systemMetadata = HazelcastService.getInstance().getSystemMetadataMap().get(pid);
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}
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// did we get it correctly?
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if ( systemMetadata == null ) {
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throw new NotFound("4884", "Couldn't find an object identified by " + pid.getValue());
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}
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D1NodeVersionChecker checker = new D1NodeVersionChecker(systemMetadata.getAuthoritativeMemberNode());
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String version = checker.getVersion("MNRead");
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if(version == null) {
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throw new ServiceFailure("4882", "Couldn't determine the MNRead version of the authoritative member node for the pid "+pid.getValue());
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} else if (version.equalsIgnoreCase(D1NodeVersionChecker.V2)) {
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//we don't apply this method to an object whose authoritative node is v2
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throw new NotAuthorized("4881", V2V1MISSMATCH);
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} else if (!version.equalsIgnoreCase(D1NodeVersionChecker.V1)) {
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//we don't understand this version (it is not v1 or v2)
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throw new InvalidRequest("4883", "The version of the MNRead is "+version+" for the authoritative member node of the object "+pid.getValue()+". We don't support it.");
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}
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// does the request have the most current system metadata?
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if ( systemMetadata.getSerialVersion().longValue() != serialVersion ) {
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String msg = "The requested system metadata version number " +
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serialVersion + " differs from the current version at " +
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systemMetadata.getSerialVersion().longValue() +
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". Please get the latest copy in order to modify it.";
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throw new VersionMismatch("4886", msg);
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}
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} catch (RuntimeException e) { // Catch is generic since HZ throws RuntimeException
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throw new NotFound("4884", "No record found for: " + pid.getValue());
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}
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// set the new policy
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systemMetadata.setReplicationPolicy(policy);
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// update the metadata
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try {
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systemMetadata.setSerialVersion(systemMetadata.getSerialVersion().add(BigInteger.ONE));
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systemMetadata.setDateSysMetadataModified(Calendar.getInstance().getTime());
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HazelcastService.getInstance().getSystemMetadataMap().put(systemMetadata.getIdentifier(), systemMetadata);
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notifyReplicaNodes(systemMetadata);
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} catch (RuntimeException e) {
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throw new ServiceFailure("4882", e.getMessage());
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237
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238
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}
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239
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240
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} catch (RuntimeException e) {
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throw new ServiceFailure("4882", e.getMessage());
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242
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243
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} finally {
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lock.unlock();
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logMetacat.debug("Unlocked identifier " + pid.getValue());
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246
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247
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}
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248
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249
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return true;
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250
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}
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251
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252
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/**
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253
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* Deletes the replica from the given Member Node
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254
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* NOTE: MN.delete() may be an "archive" operation. TBD.
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255
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* @param session
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256
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* @param pid
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257
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* @param nodeId
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258
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* @param serialVersion
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259
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* @return
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260
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* @throws InvalidToken
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261
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* @throws ServiceFailure
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262
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* @throws NotAuthorized
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263
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* @throws NotFound
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264
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* @throws NotImplemented
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265
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* @throws VersionMismatch
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266
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*/
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267
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@Override
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268
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public boolean deleteReplicationMetadata(Session session, Identifier pid, NodeReference nodeId, long serialVersion)
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269
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throws InvalidToken, ServiceFailure, NotAuthorized, NotFound, NotImplemented, VersionMismatch {
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270
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271
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// The lock to be used for this identifier
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272
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Lock lock = null;
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273
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274
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// get the subject
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275
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Subject subject = session.getSubject();
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276
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277
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// are we allowed to do this?
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278
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/*boolean isAuthorized = false;
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279
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try {
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280
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isAuthorized = isAuthorized(session, pid, Permission.WRITE);
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281
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} catch (InvalidRequest e) {
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282
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throw new ServiceFailure("4882", e.getDescription());
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283
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}
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284
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if (!isAuthorized) {
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285
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throw new NotAuthorized("4881", Permission.WRITE
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286
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+ " not allowed by " + subject.getValue() + " on "
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287
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+ pid.getValue());
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288
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289
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}*/
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290
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if(session == null) {
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291
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throw new NotAuthorized("4882", "Session cannot be null. It is not authorized for deleting the replication metadata of the object "+pid.getValue());
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292
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} else {
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293
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if(!isCNAdmin(session)) {
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294
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throw new NotAuthorized("4882", "The client -"+ session.getSubject().getValue()+ "is not a CN and is not authorized for deleting the replication metadata of the object "+pid.getValue());
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295
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}
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296
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}
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297
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298
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SystemMetadata systemMetadata = null;
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299
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try {
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300
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lock = HazelcastService.getInstance().getLock(pid.getValue());
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301
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lock.lock();
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302
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logMetacat.debug("Locked identifier " + pid.getValue());
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303
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304
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try {
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305
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if (HazelcastService.getInstance().getSystemMetadataMap().containsKey(pid)) {
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306
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systemMetadata = HazelcastService.getInstance().getSystemMetadataMap().get(pid);
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307
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}
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308
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|
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309
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// did we get it correctly?
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310
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if (systemMetadata == null) {
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311
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throw new NotFound("4884", "Couldn't find an object identified by " + pid.getValue());
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312
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}
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313
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314
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// does the request have the most current system metadata?
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315
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if (systemMetadata.getSerialVersion().longValue() != serialVersion) {
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316
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String msg = "The requested system metadata version number "
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317
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+ serialVersion
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318
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+ " differs from the current version at "
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319
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+ systemMetadata.getSerialVersion().longValue()
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320
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+ ". Please get the latest copy in order to modify it.";
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321
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throw new VersionMismatch("4886", msg);
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|
322
|
|
|
323
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}
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|
324
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|
|
325
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} catch (RuntimeException e) { // Catch is generic since HZ throws RuntimeException
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326
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throw new NotFound("4884", "No record found for: " + pid.getValue());
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327
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|
|
328
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}
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|
329
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|
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330
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// check permissions
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331
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// TODO: is this necessary?
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332
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/*List<Node> nodeList = D1Client.getCN().listNodes().getNodeList();
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333
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boolean isAllowed = ServiceMethodRestrictionUtil.isMethodAllowed(session.getSubject(), nodeList, "CNReplication", "deleteReplicationMetadata");
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|
334
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if (!isAllowed) {
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335
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throw new NotAuthorized("4881", "Caller is not authorized to deleteReplicationMetadata");
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336
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}*/
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|
337
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|
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338
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// delete the replica from the given node
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339
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// CSJ: use CN.delete() to truly delete a replica, semantically
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|
340
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// deleteReplicaMetadata() only modifies the sytem metadata entry.
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341
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//D1Client.getMN(nodeId).delete(session, pid);
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342
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|
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343
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// reflect that change in the system metadata
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|
344
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List<Replica> updatedReplicas = new ArrayList<Replica>(systemMetadata.getReplicaList());
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|
345
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for (Replica r: systemMetadata.getReplicaList()) {
|
|
346
|
if (r.getReplicaMemberNode().equals(nodeId)) {
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347
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updatedReplicas.remove(r);
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348
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break;
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349
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}
|
|
350
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}
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351
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systemMetadata.setReplicaList(updatedReplicas);
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|
352
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|
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353
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// update the metadata
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354
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try {
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355
|
systemMetadata.setSerialVersion(systemMetadata.getSerialVersion().add(BigInteger.ONE));
|
|
356
|
//we don't need to update the modification date.
|
|
357
|
//systemMetadata.setDateSysMetadataModified(Calendar.getInstance().getTime());
|
|
358
|
HazelcastService.getInstance().getSystemMetadataMap().put(systemMetadata.getIdentifier(), systemMetadata);
|
|
359
|
} catch (RuntimeException e) {
|
|
360
|
throw new ServiceFailure("4882", e.getMessage());
|
|
361
|
}
|
|
362
|
|
|
363
|
} catch (RuntimeException e) {
|
|
364
|
throw new ServiceFailure("4882", e.getMessage());
|
|
365
|
} finally {
|
|
366
|
lock.unlock();
|
|
367
|
logMetacat.debug("Unlocked identifier " + pid.getValue());
|
|
368
|
}
|
|
369
|
|
|
370
|
return true;
|
|
371
|
|
|
372
|
}
|
|
373
|
|
|
374
|
/**
|
|
375
|
* Deletes an object from the Coordinating Node
|
|
376
|
*
|
|
377
|
* @param session - the Session object containing the credentials for the Subject
|
|
378
|
* @param pid - The object identifier to be deleted
|
|
379
|
*
|
|
380
|
* @return pid - the identifier of the object used for the deletion
|
|
381
|
*
|
|
382
|
* @throws InvalidToken
|
|
383
|
* @throws ServiceFailure
|
|
384
|
* @throws NotAuthorized
|
|
385
|
* @throws NotFound
|
|
386
|
* @throws NotImplemented
|
|
387
|
* @throws InvalidRequest
|
|
388
|
*/
|
|
389
|
@Override
|
|
390
|
public Identifier delete(Session session, Identifier pid)
|
|
391
|
throws InvalidToken, ServiceFailure, NotAuthorized, NotFound, NotImplemented {
|
|
392
|
|
|
393
|
String localId = null; // The corresponding docid for this pid
|
|
394
|
Lock lock = null; // The lock to be used for this identifier
|
|
395
|
CNode cn = null; // a reference to the CN to get the node list
|
|
396
|
NodeType nodeType = null; // the nodeType of the replica node being contacted
|
|
397
|
List<Node> nodeList = null; // the list of nodes in this CN environment
|
|
398
|
|
|
399
|
// check for a valid session
|
|
400
|
if (session == null) {
|
|
401
|
throw new InvalidToken("4963", "No session has been provided");
|
|
402
|
|
|
403
|
}
|
|
404
|
|
|
405
|
// do we have a valid pid?
|
|
406
|
if (pid == null || pid.getValue().trim().equals("")) {
|
|
407
|
throw new ServiceFailure("4960", "The provided identifier was invalid.");
|
|
408
|
|
|
409
|
}
|
|
410
|
|
|
411
|
String serviceFailureCode = "4962";
|
|
412
|
Identifier sid = getPIDForSID(pid, serviceFailureCode);
|
|
413
|
if(sid != null) {
|
|
414
|
pid = sid;
|
|
415
|
}
|
|
416
|
|
|
417
|
// check that it is CN/admin
|
|
418
|
boolean allowed = isAdminAuthorized(session);
|
|
419
|
|
|
420
|
// additional check if it is the authoritative node if it is not the admin
|
|
421
|
if(!allowed) {
|
|
422
|
allowed = isAuthoritativeMNodeAdmin(session, pid);
|
|
423
|
|
|
424
|
}
|
|
425
|
|
|
426
|
if (!allowed) {
|
|
427
|
String msg = "The subject " + session.getSubject().getValue() +
|
|
428
|
" is not allowed to call delete() on a Coordinating Node.";
|
|
429
|
logMetacat.info(msg);
|
|
430
|
throw new NotAuthorized("4960", msg);
|
|
431
|
|
|
432
|
}
|
|
433
|
|
|
434
|
// Don't defer to superclass implementation without a locally registered identifier
|
|
435
|
SystemMetadata systemMetadata = HazelcastService.getInstance().getSystemMetadataMap().get(pid);
|
|
436
|
// Check for the existing identifier
|
|
437
|
try {
|
|
438
|
localId = IdentifierManager.getInstance().getLocalId(pid.getValue());
|
|
439
|
super.delete(session, pid);
|
|
440
|
|
|
441
|
} catch (McdbDocNotFoundException e) {
|
|
442
|
// This object is not registered in the identifier table. Assume it is of formatType DATA,
|
|
443
|
// and set the archive flag. (i.e. the *object* doesn't exist on the CN)
|
|
444
|
|
|
445
|
try {
|
|
446
|
lock = HazelcastService.getInstance().getLock(pid.getValue());
|
|
447
|
lock.lock();
|
|
448
|
logMetacat.debug("Locked identifier " + pid.getValue());
|
|
449
|
|
|
450
|
SystemMetadata sysMeta = HazelcastService.getInstance().getSystemMetadataMap().get(pid);
|
|
451
|
if ( sysMeta != null ) {
|
|
452
|
/*sysMeta.setSerialVersion(sysMeta.getSerialVersion().add(BigInteger.ONE));
|
|
453
|
sysMeta.setArchived(true);
|
|
454
|
sysMeta.setDateSysMetadataModified(Calendar.getInstance().getTime());
|
|
455
|
HazelcastService.getInstance().getSystemMetadataMap().put(pid, sysMeta);*/
|
|
456
|
//move the systemmetadata object from the map and delete the records in the systemmetadata database table
|
|
457
|
//since this is cn, we don't need worry about the mn solr index.
|
|
458
|
HazelcastService.getInstance().getSystemMetadataMap().remove(pid);
|
|
459
|
HazelcastService.getInstance().getIdentifiers().remove(pid);
|
|
460
|
String username = session.getSubject().getValue();//just for logging purpose
|
|
461
|
//since data objects were not registered in the identifier table, we use pid as the docid
|
|
462
|
EventLog.getInstance().log(request.getRemoteAddr(), request.getHeader("User-Agent"), username, pid.getValue(), Event.DELETE.xmlValue());
|
|
463
|
|
|
464
|
} else {
|
|
465
|
throw new ServiceFailure("4962", "Couldn't delete the object " + pid.getValue() +
|
|
466
|
". Couldn't obtain the system metadata record.");
|
|
467
|
|
|
468
|
}
|
|
469
|
|
|
470
|
} catch (RuntimeException re) {
|
|
471
|
throw new ServiceFailure("4962", "Couldn't delete " + pid.getValue() +
|
|
472
|
". The error message was: " + re.getMessage());
|
|
473
|
|
|
474
|
} finally {
|
|
475
|
lock.unlock();
|
|
476
|
logMetacat.debug("Unlocked identifier " + pid.getValue());
|
|
477
|
|
|
478
|
}
|
|
479
|
|
|
480
|
// NOTE: cannot log the delete without localId
|
|
481
|
// EventLog.getInstance().log(request.getRemoteAddr(),
|
|
482
|
// request.getHeader("User-Agent"), session.getSubject().getValue(),
|
|
483
|
// pid.getValue(), Event.DELETE.xmlValue());
|
|
484
|
|
|
485
|
} catch (SQLException e) {
|
|
486
|
throw new ServiceFailure("4962", "Couldn't delete " + pid.getValue() +
|
|
487
|
". The local id of the object with the identifier can't be identified since " + e.getMessage());
|
|
488
|
}
|
|
489
|
|
|
490
|
// get the node list
|
|
491
|
try {
|
|
492
|
cn = D1Client.getCN();
|
|
493
|
nodeList = cn.listNodes().getNodeList();
|
|
494
|
|
|
495
|
} catch (Exception e) { // handle BaseException and other I/O issues
|
|
496
|
|
|
497
|
// swallow errors since the call is not critical
|
|
498
|
logMetacat.error("Can't inform MNs of the deletion of " + pid.getValue() +
|
|
499
|
" due to communication issues with the CN: " + e.getMessage());
|
|
500
|
|
|
501
|
}
|
|
502
|
|
|
503
|
// notify the replicas
|
|
504
|
if (systemMetadata.getReplicaList() != null) {
|
|
505
|
for (Replica replica: systemMetadata.getReplicaList()) {
|
|
506
|
NodeReference replicaNode = replica.getReplicaMemberNode();
|
|
507
|
try {
|
|
508
|
if (nodeList != null) {
|
|
509
|
// find the node type
|
|
510
|
for (Node node : nodeList) {
|
|
511
|
if ( node.getIdentifier().getValue().equals(replicaNode.getValue()) ) {
|
|
512
|
nodeType = node.getType();
|
|
513
|
break;
|
|
514
|
|
|
515
|
}
|
|
516
|
}
|
|
517
|
}
|
|
518
|
|
|
519
|
// only send call MN.delete() to avoid an infinite loop with the CN
|
|
520
|
if (nodeType != null && nodeType == NodeType.MN) {
|
|
521
|
Identifier mnRetId = D1Client.getMN(replicaNode).delete(null, pid);
|
|
522
|
}
|
|
523
|
|
|
524
|
} catch (Exception e) {
|
|
525
|
// all we can really do is log errors and carry on with life
|
|
526
|
logMetacat.error("Error deleting pid: " + pid.getValue() +
|
|
527
|
" from replica MN: " + replicaNode.getValue(), e);
|
|
528
|
}
|
|
529
|
|
|
530
|
}
|
|
531
|
}
|
|
532
|
|
|
533
|
return pid;
|
|
534
|
|
|
535
|
}
|
|
536
|
|
|
537
|
/**
|
|
538
|
* Archives an object from the Coordinating Node
|
|
539
|
*
|
|
540
|
* @param session - the Session object containing the credentials for the Subject
|
|
541
|
* @param pid - The object identifier to be deleted
|
|
542
|
*
|
|
543
|
* @return pid - the identifier of the object used for the deletion
|
|
544
|
*
|
|
545
|
* @throws InvalidToken
|
|
546
|
* @throws ServiceFailure
|
|
547
|
* @throws NotAuthorized
|
|
548
|
* @throws NotFound
|
|
549
|
* @throws NotImplemented
|
|
550
|
* @throws InvalidRequest
|
|
551
|
*/
|
|
552
|
@Override
|
|
553
|
public Identifier archive(Session session, Identifier pid)
|
|
554
|
throws InvalidToken, ServiceFailure, NotAuthorized, NotFound, NotImplemented {
|
|
555
|
|
|
556
|
String localId = null; // The corresponding docid for this pid
|
|
557
|
Lock lock = null; // The lock to be used for this identifier
|
|
558
|
CNode cn = null; // a reference to the CN to get the node list
|
|
559
|
NodeType nodeType = null; // the nodeType of the replica node being contacted
|
|
560
|
List<Node> nodeList = null; // the list of nodes in this CN environment
|
|
561
|
|
|
562
|
|
|
563
|
// check for a valid session
|
|
564
|
if (session == null) {
|
|
565
|
throw new InvalidToken("4973", "No session has been provided");
|
|
566
|
|
|
567
|
}
|
|
568
|
|
|
569
|
// do we have a valid pid?
|
|
570
|
if (pid == null || pid.getValue().trim().equals("")) {
|
|
571
|
throw new InvalidToken("4973", "The provided identifier was invalid.");
|
|
572
|
|
|
573
|
}
|
|
574
|
|
|
575
|
// check that it is CN/admin
|
|
576
|
boolean allowed = isAdminAuthorized(session);
|
|
577
|
|
|
578
|
String serviceFailureCode = "4972";
|
|
579
|
Identifier sid = getPIDForSID(pid, serviceFailureCode);
|
|
580
|
if(sid != null) {
|
|
581
|
pid = sid;
|
|
582
|
}
|
|
583
|
|
|
584
|
//check if it is the authoritative member node
|
|
585
|
if(!allowed) {
|
|
586
|
allowed = isAuthoritativeMNodeAdmin(session, pid);
|
|
587
|
}
|
|
588
|
|
|
589
|
//check if the session has the change permission
|
|
590
|
if(!allowed) {
|
|
591
|
try {
|
|
592
|
allowed = userHasPermission(session, pid, Permission.CHANGE_PERMISSION);
|
|
593
|
} catch (InvalidRequest e) {
|
|
594
|
throw new InvalidToken("4973","CN.archive method couldn't determine if the client has the change permssion on this pid "+pid.getValue()+ " since "+e.getMessage());
|
|
595
|
}
|
|
596
|
|
|
597
|
}
|
|
598
|
if (!allowed) {
|
|
599
|
String msg = "The subject " + session.getSubject().getValue() +
|
|
600
|
" doesn't have the change permission to archive the object "+pid.getValue();
|
|
601
|
logMetacat.warn(msg);
|
|
602
|
throw new NotAuthorized("4970", msg);
|
|
603
|
}
|
|
604
|
|
|
605
|
try {
|
|
606
|
HazelcastService.getInstance().getSystemMetadataMap().lock(pid);
|
|
607
|
logMetacat.debug("CNodeService.archive - lock the system metadata for "+pid.getValue());
|
|
608
|
SystemMetadata sysMeta = HazelcastService.getInstance().getSystemMetadataMap().get(pid);
|
|
609
|
D1NodeVersionChecker checker = new D1NodeVersionChecker(sysMeta.getAuthoritativeMemberNode());
|
|
610
|
String version = checker.getVersion("MNRead");
|
|
611
|
if(version == null) {
|
|
612
|
throw new ServiceFailure("4972", "Couldn't determine the MNRead version of the authoritative member node for the pid "+pid.getValue());
|
|
613
|
} else if (version.equalsIgnoreCase(D1NodeVersionChecker.V2)) {
|
|
614
|
//we don't apply this method to an object whose authoritative node is v2
|
|
615
|
throw new NotAuthorized("4970", V2V1MISSMATCH);
|
|
616
|
} else if (!version.equalsIgnoreCase(D1NodeVersionChecker.V1)) {
|
|
617
|
//we don't understand this version (it is not v1 or v2)
|
|
618
|
throw new NotImplemented("4974", "The version of the MNRead is "+version+" for the authoritative member node of the object "+pid.getValue()+". We don't support it.");
|
|
619
|
}
|
|
620
|
boolean needModifyDate = true;
|
|
621
|
archiveCNObjectWithNotificationReplica(session, pid, sysMeta, needModifyDate);
|
|
622
|
|
|
623
|
} finally {
|
|
624
|
HazelcastService.getInstance().getSystemMetadataMap().unlock(pid);
|
|
625
|
logMetacat.debug("CNodeService.archive - unlock the system metadata for "+pid.getValue());
|
|
626
|
}
|
|
627
|
|
|
628
|
return pid;
|
|
629
|
|
|
630
|
}
|
|
631
|
|
|
632
|
|
|
633
|
/**
|
|
634
|
* Archive a object on cn and notify the replica. This method doesn't lock the system metadata map. The caller should lock it.
|
|
635
|
* This method doesn't check the authorization; this method only accept a pid.
|
|
636
|
* @param session
|
|
637
|
* @param pid
|
|
638
|
* @param sysMeta
|
|
639
|
* @param notifyReplica
|
|
640
|
* @return
|
|
641
|
* @throws InvalidToken
|
|
642
|
* @throws ServiceFailure
|
|
643
|
* @throws NotAuthorized
|
|
644
|
* @throws NotFound
|
|
645
|
* @throws NotImplemented
|
|
646
|
*/
|
|
647
|
private Identifier archiveCNObjectWithNotificationReplica(Session session, Identifier pid, SystemMetadata sysMeta, boolean needModifyDate)
|
|
648
|
throws InvalidToken, ServiceFailure, NotAuthorized, NotFound, NotImplemented {
|
|
649
|
boolean logArchive = true;
|
|
650
|
archiveCNObject(logArchive, session, pid, sysMeta, needModifyDate);
|
|
651
|
// notify the replicas
|
|
652
|
notifyReplicaNodes(sysMeta);
|
|
653
|
return pid;
|
|
654
|
}
|
|
655
|
|
|
656
|
|
|
657
|
|
|
658
|
/**
|
|
659
|
* Set the obsoletedBy attribute in System Metadata
|
|
660
|
* @param session
|
|
661
|
* @param pid
|
|
662
|
* @param obsoletedByPid
|
|
663
|
* @param serialVersion
|
|
664
|
* @return
|
|
665
|
* @throws NotImplemented
|
|
666
|
* @throws NotFound
|
|
667
|
* @throws NotAuthorized
|
|
668
|
* @throws ServiceFailure
|
|
669
|
* @throws InvalidRequest
|
|
670
|
* @throws InvalidToken
|
|
671
|
* @throws VersionMismatch
|
|
672
|
*/
|
|
673
|
@Override
|
|
674
|
public boolean setObsoletedBy(Session session, Identifier pid,
|
|
675
|
Identifier obsoletedByPid, long serialVersion)
|
|
676
|
throws NotImplemented, NotFound, NotAuthorized, ServiceFailure,
|
|
677
|
InvalidRequest, InvalidToken, VersionMismatch {
|
|
678
|
|
|
679
|
// do we have a valid pid?
|
|
680
|
if (pid == null || pid.getValue().trim().equals("")) {
|
|
681
|
throw new InvalidRequest("4942", "The provided identifier was invalid.");
|
|
682
|
|
|
683
|
}
|
|
684
|
|
|
685
|
/*String serviceFailureCode = "4941";
|
|
686
|
Identifier sid = getPIDForSID(pid, serviceFailureCode);
|
|
687
|
if(sid != null) {
|
|
688
|
pid = sid;
|
|
689
|
}*/
|
|
690
|
|
|
691
|
// do we have a valid pid?
|
|
692
|
if (obsoletedByPid == null || obsoletedByPid.getValue().trim().equals("")) {
|
|
693
|
throw new InvalidRequest("4942", "The provided obsoletedByPid was invalid.");
|
|
694
|
|
|
695
|
}
|
|
696
|
|
|
697
|
try {
|
|
698
|
if(IdentifierManager.getInstance().systemMetadataSIDExists(obsoletedByPid)) {
|
|
699
|
throw new InvalidRequest("4942", "The provided obsoletedByPid "+obsoletedByPid.getValue()+" is an existing SID. However, it must NOT be an SID.");
|
|
700
|
}
|
|
701
|
} catch (SQLException ee) {
|
|
702
|
throw new ServiceFailure("4941", "Couldn't determine if the obsoletedByPid "+obsoletedByPid.getValue()+" is an SID or not. The id shouldn't be an SID.");
|
|
703
|
}
|
|
704
|
|
|
705
|
|
|
706
|
// The lock to be used for this identifier
|
|
707
|
Lock lock = null;
|
|
708
|
|
|
709
|
// get the subject
|
|
710
|
Subject subject = session.getSubject();
|
|
711
|
|
|
712
|
// are we allowed to do this?
|
|
713
|
if (!isAuthorized(session, pid, Permission.WRITE)) {
|
|
714
|
throw new NotAuthorized("4881", Permission.WRITE
|
|
715
|
+ " not allowed by " + subject.getValue() + " on "
|
|
716
|
+ pid.getValue());
|
|
717
|
|
|
718
|
}
|
|
719
|
|
|
720
|
|
|
721
|
SystemMetadata systemMetadata = null;
|
|
722
|
try {
|
|
723
|
lock = HazelcastService.getInstance().getLock(pid.getValue());
|
|
724
|
lock.lock();
|
|
725
|
logMetacat.debug("Locked identifier " + pid.getValue());
|
|
726
|
|
|
727
|
try {
|
|
728
|
if (HazelcastService.getInstance().getSystemMetadataMap().containsKey(pid)) {
|
|
729
|
systemMetadata = HazelcastService.getInstance().getSystemMetadataMap().get(pid);
|
|
730
|
}
|
|
731
|
|
|
732
|
// did we get it correctly?
|
|
733
|
if (systemMetadata == null) {
|
|
734
|
throw new NotFound("4884", "Couldn't find an object identified by " + pid.getValue());
|
|
735
|
}
|
|
736
|
|
|
737
|
// does the request have the most current system metadata?
|
|
738
|
if (systemMetadata.getSerialVersion().longValue() != serialVersion) {
|
|
739
|
String msg = "The requested system metadata version number "
|
|
740
|
+ serialVersion
|
|
741
|
+ " differs from the current version at "
|
|
742
|
+ systemMetadata.getSerialVersion().longValue()
|
|
743
|
+ ". Please get the latest copy in order to modify it.";
|
|
744
|
throw new VersionMismatch("4886", msg);
|
|
745
|
|
|
746
|
}
|
|
747
|
|
|
748
|
//only apply to the object whose authoritative member node is v1.
|
|
749
|
D1NodeVersionChecker checker = new D1NodeVersionChecker(systemMetadata.getAuthoritativeMemberNode());
|
|
750
|
String version = checker.getVersion("MNRead");
|
|
751
|
if(version == null) {
|
|
752
|
throw new ServiceFailure("4941", "Couldn't determine the MNRead version of the authoritative member node for the pid "+pid.getValue());
|
|
753
|
} else if (version.equalsIgnoreCase(D1NodeVersionChecker.V2)) {
|
|
754
|
//we don't apply this method to an object whose authoritative node is v2
|
|
755
|
throw new NotAuthorized("4945", V2V1MISSMATCH);
|
|
756
|
} else if (!version.equalsIgnoreCase(D1NodeVersionChecker.V1)) {
|
|
757
|
//we don't understand this version (it is not v1 or v2)
|
|
758
|
throw new InvalidRequest("4942", "The version of the MNRead is "+version+" for the authoritative member node of the object "+pid.getValue()+". We don't support it.");
|
|
759
|
}
|
|
760
|
|
|
761
|
} catch (RuntimeException e) { // Catch is generic since HZ throws RuntimeException
|
|
762
|
throw new NotFound("4884", "No record found for: " + pid.getValue());
|
|
763
|
|
|
764
|
}
|
|
765
|
|
|
766
|
// set the new policy
|
|
767
|
systemMetadata.setObsoletedBy(obsoletedByPid);
|
|
768
|
|
|
769
|
// update the metadata
|
|
770
|
try {
|
|
771
|
systemMetadata.setSerialVersion(systemMetadata.getSerialVersion().add(BigInteger.ONE));
|
|
772
|
systemMetadata.setDateSysMetadataModified(Calendar.getInstance().getTime());
|
|
773
|
HazelcastService.getInstance().getSystemMetadataMap().put(systemMetadata.getIdentifier(), systemMetadata);
|
|
774
|
} catch (RuntimeException e) {
|
|
775
|
throw new ServiceFailure("4882", e.getMessage());
|
|
776
|
}
|
|
777
|
|
|
778
|
} catch (RuntimeException e) {
|
|
779
|
throw new ServiceFailure("4882", e.getMessage());
|
|
780
|
} finally {
|
|
781
|
lock.unlock();
|
|
782
|
logMetacat.debug("Unlocked identifier " + pid.getValue());
|
|
783
|
}
|
|
784
|
|
|
785
|
return true;
|
|
786
|
}
|
|
787
|
|
|
788
|
|
|
789
|
/**
|
|
790
|
* Set the replication status for an object given the object identifier
|
|
791
|
*
|
|
792
|
* @param session - the Session object containing the credentials for the Subject
|
|
793
|
* @param pid - the object identifier for the given object
|
|
794
|
* @param status - the replication status to be applied
|
|
795
|
*
|
|
796
|
* @return true or false
|
|
797
|
*
|
|
798
|
* @throws NotImplemented
|
|
799
|
* @throws NotAuthorized
|
|
800
|
* @throws ServiceFailure
|
|
801
|
* @throws InvalidRequest
|
|
802
|
* @throws InvalidToken
|
|
803
|
* @throws NotFound
|
|
804
|
*
|
|
805
|
*/
|
|
806
|
@Override
|
|
807
|
public boolean setReplicationStatus(Session session, Identifier pid,
|
|
808
|
NodeReference targetNode, ReplicationStatus status, BaseException failure)
|
|
809
|
throws ServiceFailure, NotImplemented, InvalidToken, NotAuthorized,
|
|
810
|
InvalidRequest, NotFound {
|
|
811
|
|
|
812
|
// cannot be called by public
|
|
813
|
if (session == null) {
|
|
814
|
throw new NotAuthorized("4720", "Session cannot be null");
|
|
815
|
}
|
|
816
|
|
|
817
|
/*else {
|
|
818
|
if(!isCNAdmin(session)) {
|
|
819
|
throw new NotAuthorized("4720", "The client -"+ session.getSubject().getValue()+ "is not a CN and is not authorized for setting the replication status of the object "+pid.getValue());
|
|
820
|
}
|
|
821
|
}*/
|
|
822
|
|
|
823
|
// do we have a valid pid?
|
|
824
|
if (pid == null || pid.getValue().trim().equals("")) {
|
|
825
|
throw new InvalidRequest("4730", "The provided identifier was invalid.");
|
|
826
|
|
|
827
|
}
|
|
828
|
|
|
829
|
/*String serviceFailureCode = "4700";
|
|
830
|
Identifier sid = getPIDForSID(pid, serviceFailureCode);
|
|
831
|
if(sid != null) {
|
|
832
|
pid = sid;
|
|
833
|
}*/
|
|
834
|
|
|
835
|
// The lock to be used for this identifier
|
|
836
|
Lock lock = null;
|
|
837
|
|
|
838
|
boolean allowed = false;
|
|
839
|
int replicaEntryIndex = -1;
|
|
840
|
List<Replica> replicas = null;
|
|
841
|
// get the subject
|
|
842
|
Subject subject = session.getSubject();
|
|
843
|
logMetacat.debug("ReplicationStatus for identifier " + pid.getValue() +
|
|
844
|
" is " + status.toString());
|
|
845
|
|
|
846
|
SystemMetadata systemMetadata = null;
|
|
847
|
|
|
848
|
try {
|
|
849
|
lock = HazelcastService.getInstance().getLock(pid.getValue());
|
|
850
|
lock.lock();
|
|
851
|
logMetacat.debug("Locked identifier " + pid.getValue());
|
|
852
|
|
|
853
|
try {
|
|
854
|
systemMetadata = HazelcastService.getInstance().getSystemMetadataMap().get(pid);
|
|
855
|
|
|
856
|
// did we get it correctly?
|
|
857
|
if ( systemMetadata == null ) {
|
|
858
|
logMetacat.debug("systemMetadata is null for " + pid.getValue());
|
|
859
|
throw new NotFound("4740", "Couldn't find an object identified by " + pid.getValue());
|
|
860
|
|
|
861
|
}
|
|
862
|
replicas = systemMetadata.getReplicaList();
|
|
863
|
int count = 0;
|
|
864
|
|
|
865
|
// was there a failure? log it
|
|
866
|
if ( failure != null && status.equals(ReplicationStatus.FAILED) ) {
|
|
867
|
String msg = "The replication request of the object identified by " +
|
|
868
|
pid.getValue() + " failed. The error message was " +
|
|
869
|
failure.getMessage() + ".";
|
|
870
|
logMetacat.error(msg);
|
|
871
|
}
|
|
872
|
|
|
873
|
if (replicas.size() > 0 && replicas != null) {
|
|
874
|
// find the target replica index in the replica list
|
|
875
|
for (Replica replica : replicas) {
|
|
876
|
String replicaNodeStr = replica.getReplicaMemberNode().getValue();
|
|
877
|
String targetNodeStr = targetNode.getValue();
|
|
878
|
logMetacat.debug("Comparing " + replicaNodeStr + " to " + targetNodeStr);
|
|
879
|
|
|
880
|
if (replicaNodeStr.equals(targetNodeStr)) {
|
|
881
|
replicaEntryIndex = count;
|
|
882
|
logMetacat.debug("replica entry index is: "
|
|
883
|
+ replicaEntryIndex);
|
|
884
|
break;
|
|
885
|
}
|
|
886
|
count++;
|
|
887
|
|
|
888
|
}
|
|
889
|
}
|
|
890
|
// are we allowed to do this? only CNs and target MNs are allowed
|
|
891
|
CNode cn = D1Client.getCN();
|
|
892
|
List<Node> nodes = cn.listNodes().getNodeList();
|
|
893
|
|
|
894
|
// find the node in the node list
|
|
895
|
for ( Node node : nodes ) {
|
|
896
|
|
|
897
|
NodeReference nodeReference = node.getIdentifier();
|
|
898
|
logMetacat.debug("In setReplicationStatus(), Node reference is: " +
|
|
899
|
nodeReference.getValue());
|
|
900
|
|
|
901
|
// allow target MN certs
|
|
902
|
if ( targetNode.getValue().equals(nodeReference.getValue() ) &&
|
|
903
|
node.getType().equals(NodeType.MN)) {
|
|
904
|
List<Subject> nodeSubjects = node.getSubjectList();
|
|
905
|
|
|
906
|
// check if the session subject is in the node subject list
|
|
907
|
for (Subject nodeSubject : nodeSubjects) {
|
|
908
|
logMetacat.debug("In setReplicationStatus(), comparing subjects: " +
|
|
909
|
nodeSubject.getValue() + " and " + subject.getValue());
|
|
910
|
if ( nodeSubject.equals(subject) ) { // subject of session == target node subject
|
|
911
|
|
|
912
|
// lastly limit to COMPLETED, INVALIDATED,
|
|
913
|
// and FAILED status updates from MNs only
|
|
914
|
if ( status.equals(ReplicationStatus.COMPLETED) ||
|
|
915
|
status.equals(ReplicationStatus.INVALIDATED) ||
|
|
916
|
status.equals(ReplicationStatus.FAILED)) {
|
|
917
|
allowed = true;
|
|
918
|
break;
|
|
919
|
|
|
920
|
}
|
|
921
|
}
|
|
922
|
}
|
|
923
|
}
|
|
924
|
}
|
|
925
|
|
|
926
|
if ( !allowed ) {
|
|
927
|
//check for CN admin access
|
|
928
|
//allowed = isAuthorized(session, pid, Permission.WRITE);
|
|
929
|
allowed = isCNAdmin(session);
|
|
930
|
|
|
931
|
}
|
|
932
|
|
|
933
|
if ( !allowed ) {
|
|
934
|
String msg = "The subject identified by "
|
|
935
|
+ subject.getValue()
|
|
936
|
+ " is not a CN or MN, and does not have permission to set the replication status for "
|
|
937
|
+ "the replica identified by "
|
|
938
|
+ targetNode.getValue() + ".";
|
|
939
|
logMetacat.info(msg);
|
|
940
|
throw new NotAuthorized("4720", msg);
|
|
941
|
|
|
942
|
}
|
|
943
|
|
|
944
|
} catch (RuntimeException e) { // Catch is generic since HZ throws RuntimeException
|
|
945
|
throw new NotFound("4740", "No record found for: " + pid.getValue() +
|
|
946
|
" : " + e.getMessage());
|
|
947
|
|
|
948
|
}
|
|
949
|
|
|
950
|
Replica targetReplica = new Replica();
|
|
951
|
// set the status for the replica
|
|
952
|
if ( replicaEntryIndex != -1 ) {
|
|
953
|
targetReplica = replicas.get(replicaEntryIndex);
|
|
954
|
|
|
955
|
// don't allow status to change from COMPLETED to anything other
|
|
956
|
// than INVALIDATED: prevents overwrites from race conditions
|
|
957
|
if ( targetReplica.getReplicationStatus().equals(ReplicationStatus.COMPLETED) &&
|
|
958
|
!status.equals(ReplicationStatus.INVALIDATED)) {
|
|
959
|
throw new InvalidRequest("4730", "Status state change from " +
|
|
960
|
targetReplica.getReplicationStatus() + " to " +
|
|
961
|
status.toString() + "is prohibited for identifier " +
|
|
962
|
pid.getValue() + " and target node " +
|
|
963
|
targetReplica.getReplicaMemberNode().getValue());
|
|
964
|
}
|
|
965
|
|
|
966
|
if(targetReplica.getReplicationStatus().equals(status)) {
|
|
967
|
//There is no change in the status, we do nothing.
|
|
968
|
return true;
|
|
969
|
}
|
|
970
|
|
|
971
|
targetReplica.setReplicationStatus(status);
|
|
972
|
|
|
973
|
logMetacat.debug("Set the replication status for " +
|
|
974
|
targetReplica.getReplicaMemberNode().getValue() + " to " +
|
|
975
|
targetReplica.getReplicationStatus() + " for identifier " +
|
|
976
|
pid.getValue());
|
|
977
|
|
|
978
|
} else {
|
|
979
|
// this is a new entry, create it
|
|
980
|
targetReplica.setReplicaMemberNode(targetNode);
|
|
981
|
targetReplica.setReplicationStatus(status);
|
|
982
|
targetReplica.setReplicaVerified(Calendar.getInstance().getTime());
|
|
983
|
replicas.add(targetReplica);
|
|
984
|
|
|
985
|
}
|
|
986
|
|
|
987
|
systemMetadata.setReplicaList(replicas);
|
|
988
|
|
|
989
|
// update the metadata
|
|
990
|
try {
|
|
991
|
systemMetadata.setSerialVersion(systemMetadata.getSerialVersion().add(BigInteger.ONE));
|
|
992
|
// Based on CN behavior discussion 9/16/15, we no longer want to
|
|
993
|
// update the modified date for changes to the replica list
|
|
994
|
//systemMetadata.setDateSysMetadataModified(Calendar.getInstance().getTime());
|
|
995
|
HazelcastService.getInstance().getSystemMetadataMap().put(systemMetadata.getIdentifier(), systemMetadata);
|
|
996
|
|
|
997
|
if ( !status.equals(ReplicationStatus.QUEUED) &&
|
|
998
|
!status.equals(ReplicationStatus.REQUESTED)) {
|
|
999
|
|
|
1000
|
logMetacat.trace("METRICS:\tREPLICATION:\tEND REQUEST:\tPID:\t" + pid.getValue() +
|
|
1001
|
"\tNODE:\t" + targetNode.getValue() +
|
|
1002
|
"\tSIZE:\t" + systemMetadata.getSize().intValue());
|
|
1003
|
|
|
1004
|
logMetacat.trace("METRICS:\tREPLICATION:\t" + status.toString().toUpperCase() +
|
|
1005
|
"\tPID:\t" + pid.getValue() +
|
|
1006
|
"\tNODE:\t" + targetNode.getValue() +
|
|
1007
|
"\tSIZE:\t" + systemMetadata.getSize().intValue());
|
|
1008
|
}
|
|
1009
|
|
|
1010
|
if ( status.equals(ReplicationStatus.FAILED) && failure != null ) {
|
|
1011
|
logMetacat.warn("Replication failed for identifier " + pid.getValue() +
|
|
1012
|
" on target node " + targetNode + ". The exception was: " +
|
|
1013
|
failure.getMessage());
|
|
1014
|
}
|
|
1015
|
|
|
1016
|
// update the replica nodes about the completed replica when complete, failed or invalid
|
|
1017
|
if (status.equals(ReplicationStatus.COMPLETED) || status.equals(ReplicationStatus.FAILED) ||
|
|
1018
|
status.equals(ReplicationStatus.INVALIDATED)) {
|
|
1019
|
notifyReplicaNodes(systemMetadata);
|
|
1020
|
}
|
|
1021
|
|
|
1022
|
} catch (RuntimeException e) {
|
|
1023
|
throw new ServiceFailure("4700", e.getMessage());
|
|
1024
|
|
|
1025
|
}
|
|
1026
|
|
|
1027
|
} catch (RuntimeException e) {
|
|
1028
|
String msg = "There was a RuntimeException getting the lock for " +
|
|
1029
|
pid.getValue();
|
|
1030
|
logMetacat.info(msg);
|
|
1031
|
|
|
1032
|
} finally {
|
|
1033
|
lock.unlock();
|
|
1034
|
logMetacat.debug("Unlocked identifier " + pid.getValue());
|
|
1035
|
|
|
1036
|
}
|
|
1037
|
|
|
1038
|
return true;
|
|
1039
|
}
|
|
1040
|
|
|
1041
|
/**
|
|
1042
|
* Return the checksum of the object given the identifier
|
|
1043
|
*
|
|
1044
|
* @param session - the Session object containing the credentials for the Subject
|
|
1045
|
* @param pid - the object identifier for the given object
|
|
1046
|
*
|
|
1047
|
* @return checksum - the checksum of the object
|
|
1048
|
*
|
|
1049
|
* @throws InvalidToken
|
|
1050
|
* @throws ServiceFailure
|
|
1051
|
* @throws NotAuthorized
|
|
1052
|
* @throws NotFound
|
|
1053
|
* @throws NotImplemented
|
|
1054
|
*/
|
|
1055
|
@Override
|
|
1056
|
public Checksum getChecksum(Session session, Identifier pid)
|
|
1057
|
throws InvalidToken, ServiceFailure, NotAuthorized, NotFound,
|
|
1058
|
NotImplemented {
|
|
1059
|
|
|
1060
|
boolean isAuthorized = false;
|
|
1061
|
try {
|
|
1062
|
isAuthorized = isAuthorized(session, pid, Permission.READ);
|
|
1063
|
} catch (InvalidRequest e) {
|
|
1064
|
throw new ServiceFailure("1410", e.getDescription());
|
|
1065
|
}
|
|
1066
|
if (!isAuthorized) {
|
|
1067
|
throw new NotAuthorized("1400", Permission.READ + " not allowed on " + pid.getValue());
|
|
1068
|
}
|
|
1069
|
|
|
1070
|
SystemMetadata systemMetadata = null;
|
|
1071
|
Checksum checksum = null;
|
|
1072
|
|
|
1073
|
try {
|
|
1074
|
systemMetadata = HazelcastService.getInstance().getSystemMetadataMap().get(pid);
|
|
1075
|
|
|
1076
|
if (systemMetadata == null ) {
|
|
1077
|
String error ="";
|
|
1078
|
String localId = null;
|
|
1079
|
try {
|
|
1080
|
localId = IdentifierManager.getInstance().getLocalId(pid.getValue());
|
|
1081
|
|
|
1082
|
} catch (Exception e) {
|
|
1083
|
logMetacat.warn("Couldn't find the local id for the pid "+pid.getValue());
|
|
1084
|
}
|
|
1085
|
|
|
1086
|
if(localId != null && EventLog.getInstance().isDeleted(localId)) {
|
|
1087
|
error = DELETEDMESSAGE;
|
|
1088
|
} else if (localId == null && EventLog.getInstance().isDeleted(pid.getValue())) {
|
|
1089
|
error = DELETEDMESSAGE;
|
|
1090
|
}
|
|
1091
|
throw new NotFound("1420", "Couldn't find an object identified by " + pid.getValue()+". "+error);
|
|
1092
|
}
|
|
1093
|
checksum = systemMetadata.getChecksum();
|
|
1094
|
|
|
1095
|
} catch (RuntimeException e) {
|
|
1096
|
throw new ServiceFailure("1410", "An error occurred getting the checksum for " +
|
|
1097
|
pid.getValue() + ". The error message was: " + e.getMessage());
|
|
1098
|
|
|
1099
|
}
|
|
1100
|
|
|
1101
|
return checksum;
|
|
1102
|
}
|
|
1103
|
|
|
1104
|
/**
|
|
1105
|
* Resolve the location of a given object
|
|
1106
|
*
|
|
1107
|
* @param session - the Session object containing the credentials for the Subject
|
|
1108
|
* @param pid - the object identifier for the given object
|
|
1109
|
*
|
|
1110
|
* @return objectLocationList - the list of nodes known to contain the object
|
|
1111
|
*
|
|
1112
|
* @throws InvalidToken
|
|
1113
|
* @throws ServiceFailure
|
|
1114
|
* @throws NotAuthorized
|
|
1115
|
* @throws NotFound
|
|
1116
|
* @throws NotImplemented
|
|
1117
|
*/
|
|
1118
|
@Override
|
|
1119
|
public ObjectLocationList resolve(Session session, Identifier pid)
|
|
1120
|
throws InvalidToken, ServiceFailure, NotAuthorized,
|
|
1121
|
NotFound, NotImplemented {
|
|
1122
|
|
|
1123
|
throw new NotImplemented("4131", "resolve not implemented");
|
|
1124
|
|
|
1125
|
}
|
|
1126
|
|
|
1127
|
/**
|
|
1128
|
* Metacat does not implement this method at the CN level
|
|
1129
|
*/
|
|
1130
|
@Override
|
|
1131
|
public ObjectList search(Session session, String queryType, String query)
|
|
1132
|
throws InvalidToken, ServiceFailure, NotAuthorized, InvalidRequest,
|
|
1133
|
NotImplemented {
|
|
1134
|
|
|
1135
|
throw new NotImplemented("4281", "Metacat does not implement CN.search");
|
|
1136
|
|
|
1137
|
// ObjectList objectList = null;
|
|
1138
|
// try {
|
|
1139
|
// objectList =
|
|
1140
|
// IdentifierManager.getInstance().querySystemMetadata(
|
|
1141
|
// null, //startTime,
|
|
1142
|
// null, //endTime,
|
|
1143
|
// null, //objectFormat,
|
|
1144
|
// false, //replicaStatus,
|
|
1145
|
// 0, //start,
|
|
1146
|
// 1000 //count
|
|
1147
|
// );
|
|
1148
|
//
|
|
1149
|
// } catch (Exception e) {
|
|
1150
|
// throw new ServiceFailure("4310", "Error querying system metadata: " + e.getMessage());
|
|
1151
|
// }
|
|
1152
|
//
|
|
1153
|
// return objectList;
|
|
1154
|
|
|
1155
|
}
|
|
1156
|
|
|
1157
|
/**
|
|
1158
|
* Returns the object format registered in the DataONE Object Format
|
|
1159
|
* Vocabulary for the given format identifier
|
|
1160
|
*
|
|
1161
|
* @param fmtid - the identifier of the format requested
|
|
1162
|
*
|
|
1163
|
* @return objectFormat - the object format requested
|
|
1164
|
*
|
|
1165
|
* @throws ServiceFailure
|
|
1166
|
* @throws NotFound
|
|
1167
|
* @throws InsufficientResources
|
|
1168
|
* @throws NotImplemented
|
|
1169
|
*/
|
|
1170
|
@Override
|
|
1171
|
public ObjectFormat getFormat(ObjectFormatIdentifier fmtid)
|
|
1172
|
throws ServiceFailure, NotFound, NotImplemented {
|
|
1173
|
|
|
1174
|
return ObjectFormatService.getInstance().getFormat(fmtid);
|
|
1175
|
|
|
1176
|
}
|
|
1177
|
|
|
1178
|
@Override
|
|
1179
|
public ObjectFormatIdentifier addFormat(Session session, ObjectFormatIdentifier formatId, ObjectFormat format)
|
|
1180
|
throws ServiceFailure, NotFound, NotImplemented, NotAuthorized, InvalidToken {
|
|
1181
|
|
|
1182
|
logMetacat.debug("CNodeService.addFormat() called.\n" +
|
|
1183
|
"format ID: " + format.getFormatId() + "\n" +
|
|
1184
|
"format name: " + format.getFormatName() + "\n" +
|
|
1185
|
"format type: " + format.getFormatType() );
|
|
1186
|
|
|
1187
|
// FIXME remove:
|
|
1188
|
if (true)
|
|
1189
|
throw new NotImplemented("0000", "Implementation underway... Will need testing too...");
|
|
1190
|
|
|
1191
|
if (!isAdminAuthorized(session))
|
|
1192
|
throw new NotAuthorized("0000", "Not authorized to call addFormat()");
|
|
1193
|
|
|
1194
|
String separator = ".";
|
|
1195
|
try {
|
|
1196
|
separator = PropertyService.getProperty("document.accNumSeparator");
|
|
1197
|
} catch (PropertyNotFoundException e) {
|
|
1198
|
logMetacat.warn("Unable to find property \"document.accNumSeparator\"\n" + e.getMessage());
|
|
1199
|
}
|
|
1200
|
|
|
1201
|
// find pids of last and next ObjectFormatList
|
|
1202
|
String OBJECT_FORMAT_DOCID = ObjectFormatService.OBJECT_FORMAT_DOCID;
|
|
1203
|
int lastRev = -1;
|
|
1204
|
try {
|
|
1205
|
lastRev = DBUtil.getLatestRevisionInDocumentTable(OBJECT_FORMAT_DOCID);
|
|
1206
|
} catch (SQLException e) {
|
|
1207
|
throw new ServiceFailure("0000", "Unable to locate last revision of the object format list.\n" + e.getMessage());
|
|
1208
|
}
|
|
1209
|
int nextRev = lastRev + 1;
|
|
1210
|
String lastDocID = OBJECT_FORMAT_DOCID + separator + lastRev;
|
|
1211
|
String nextDocID = OBJECT_FORMAT_DOCID + separator + nextRev;
|
|
1212
|
|
|
1213
|
Identifier lastPid = new Identifier();
|
|
1214
|
lastPid.setValue(lastDocID);
|
|
1215
|
Identifier nextPid = new Identifier();
|
|
1216
|
nextPid.setValue(nextDocID);
|
|
1217
|
|
|
1218
|
logMetacat.debug("Last ObjectFormatList document ID: " + lastDocID + "\n"
|
|
1219
|
+ "Next ObjectFormatList document ID: " + nextDocID);
|
|
1220
|
|
|
1221
|
// add new format to the current ObjectFormatList
|
|
1222
|
ObjectFormatList objectFormatList = ObjectFormatService.getInstance().listFormats();
|
|
1223
|
List<ObjectFormat> innerList = objectFormatList.getObjectFormatList();
|
|
1224
|
innerList.add(format);
|
|
1225
|
|
|
1226
|
// get existing (last) sysmeta and make a copy
|
|
1227
|
SystemMetadata lastSysmeta = getSystemMetadata(session, lastPid);
|
|
1228
|
SystemMetadata nextSysmeta = new SystemMetadata();
|
|
1229
|
try {
|
|
1230
|
BeanUtils.copyProperties(nextSysmeta, lastSysmeta);
|
|
1231
|
} catch (IllegalAccessException | InvocationTargetException e) {
|
|
1232
|
throw new ServiceFailure("0000", "Unable to create system metadata for updated object format list.\n" + e.getMessage());
|
|
1233
|
}
|
|
1234
|
|
|
1235
|
// create the new object format list, and update the old sysmeta with obsoletedBy
|
|
1236
|
createNewObjectFormatList(session, lastPid, nextPid, objectFormatList, nextSysmeta);
|
|
1237
|
updateOldObjectFormatList(session, lastPid, nextPid, lastSysmeta);
|
|
1238
|
|
|
1239
|
// TODO add to ObjectFormatService local cache?
|
|
1240
|
|
|
1241
|
return formatId;
|
|
1242
|
}
|
|
1243
|
|
|
1244
|
/**
|
|
1245
|
* Creates the object for the next / updated version of the ObjectFormatList.
|
|
1246
|
*
|
|
1247
|
* @param session
|
|
1248
|
* @param lastPid
|
|
1249
|
* @param nextPid
|
|
1250
|
* @param objectFormatList
|
|
1251
|
* @param lastSysmeta
|
|
1252
|
*/
|
|
1253
|
private void createNewObjectFormatList(Session session, Identifier lastPid, Identifier nextPid,
|
|
1254
|
ObjectFormatList objectFormatList, SystemMetadata lastSysmeta)
|
|
1255
|
throws InvalidToken, ServiceFailure, NotAuthorized, NotImplemented {
|
|
1256
|
|
|
1257
|
PipedInputStream is = new PipedInputStream();
|
|
1258
|
PipedOutputStream os = null;
|
|
1259
|
|
|
1260
|
try {
|
|
1261
|
os = new PipedOutputStream(is);
|
|
1262
|
TypeMarshaller.marshalTypeToOutputStream(objectFormatList, os);
|
|
1263
|
} catch (MarshallingException | IOException e) {
|
|
1264
|
throw new ServiceFailure("0000", "Unable to marshal object format list.\n" + e.getMessage());
|
|
1265
|
} finally {
|
|
1266
|
try {
|
|
1267
|
os.flush();
|
|
1268
|
os.close();
|
|
1269
|
} catch (IOException ioe) {
|
|
1270
|
throw new ServiceFailure("0000", "Unable to marshal object format list.\n" + ioe.getMessage());
|
|
1271
|
}
|
|
1272
|
}
|
|
1273
|
|
|
1274
|
BigInteger docSize = lastSysmeta.getSize();
|
|
1275
|
try {
|
|
1276
|
docSize = BigInteger.valueOf(is.available());
|
|
1277
|
} catch (IOException e) {
|
|
1278
|
logMetacat.warn("Unable to set an accurate size for the new object format list.", e);
|
|
1279
|
}
|
|
1280
|
|
|
1281
|
lastSysmeta.setIdentifier(nextPid);
|
|
1282
|
lastSysmeta.setObsoletes(lastPid);
|
|
1283
|
lastSysmeta.setSize(docSize);
|
|
1284
|
lastSysmeta.setSubmitter(session.getSubject());
|
|
1285
|
lastSysmeta.setDateUploaded(new Date());
|
|
1286
|
|
|
1287
|
// create new object format list
|
|
1288
|
try {
|
|
1289
|
create(session, nextPid, is, lastSysmeta);
|
|
1290
|
} catch (IdentifierNotUnique | UnsupportedType | InsufficientResources
|
|
1291
|
| InvalidSystemMetadata | InvalidRequest e) {
|
|
1292
|
throw new ServiceFailure("0000", "Unable to create() new object format list" + e.getMessage());
|
|
1293
|
}
|
|
1294
|
}
|
|
1295
|
|
|
1296
|
/**
|
|
1297
|
* Updates the SystemMetadata for the old version of the ObjectFormatList
|
|
1298
|
* by setting the obsoletedBy value to the pid of the new version of the
|
|
1299
|
* ObjectFormatList.
|
|
1300
|
*
|
|
1301
|
* @param session
|
|
1302
|
* @param lastPid
|
|
1303
|
* @param obsoletedByPid
|
|
1304
|
* @param lastSysmeta
|
|
1305
|
* @throws ServiceFailure
|
|
1306
|
*/
|
|
1307
|
private void updateOldObjectFormatList(Session session, Identifier lastPid, Identifier obsoletedByPid, SystemMetadata lastSysmeta)
|
|
1308
|
throws ServiceFailure {
|
|
1309
|
|
|
1310
|
lastSysmeta.setObsoletedBy(obsoletedByPid);
|
|
1311
|
|
|
1312
|
try {
|
|
1313
|
this.updateSystemMetadata(session, lastPid, lastSysmeta);
|
|
1314
|
} catch (NotImplemented | NotAuthorized | ServiceFailure | InvalidRequest
|
|
1315
|
| InvalidSystemMetadata | InvalidToken e) {
|
|
1316
|
throw new ServiceFailure("0000", "Unable to update metadata of old object format list.\n" + e.getMessage());
|
|
1317
|
}
|
|
1318
|
}
|
|
1319
|
/**
|
|
1320
|
* Returns a list of all object formats registered in the DataONE Object
|
|
1321
|
* Format Vocabulary
|
|
1322
|
*
|
|
1323
|
* @return objectFormatList - The list of object formats registered in
|
|
1324
|
* the DataONE Object Format Vocabulary
|
|
1325
|
*
|
|
1326
|
* @throws ServiceFailure
|
|
1327
|
* @throws NotImplemented
|
|
1328
|
* @throws InsufficientResources
|
|
1329
|
*/
|
|
1330
|
@Override
|
|
1331
|
public ObjectFormatList listFormats()
|
|
1332
|
throws ServiceFailure, NotImplemented {
|
|
1333
|
|
|
1334
|
return ObjectFormatService.getInstance().listFormats();
|
|
1335
|
}
|
|
1336
|
|
|
1337
|
/**
|
|
1338
|
* Returns a list of nodes that have been registered with the DataONE infrastructure
|
|
1339
|
*
|
|
1340
|
* @return nodeList - List of nodes from the registry
|
|
1341
|
*
|
|
1342
|
* @throws ServiceFailure
|
|
1343
|
* @throws NotImplemented
|
|
1344
|
*/
|
|
1345
|
@Override
|
|
1346
|
public NodeList listNodes()
|
|
1347
|
throws NotImplemented, ServiceFailure {
|
|
1348
|
|
|
1349
|
throw new NotImplemented("4800", "listNodes not implemented");
|
|
1350
|
}
|
|
1351
|
|
|
1352
|
/**
|
|
1353
|
* Provides a mechanism for adding system metadata independently of its
|
|
1354
|
* associated object, such as when adding system metadata for data objects.
|
|
1355
|
*
|
|
1356
|
* @param session - the Session object containing the credentials for the Subject
|
|
1357
|
* @param pid - The identifier of the object to register the system metadata against
|
|
1358
|
* @param sysmeta - The system metadata to be registered
|
|
1359
|
*
|
|
1360
|
* @return true if the registration succeeds
|
|
1361
|
*
|
|
1362
|
* @throws NotImplemented
|
|
1363
|
* @throws NotAuthorized
|
|
1364
|
* @throws ServiceFailure
|
|
1365
|
* @throws InvalidRequest
|
|
1366
|
* @throws InvalidSystemMetadata
|
|
1367
|
*/
|
|
1368
|
@Override
|
|
1369
|
public Identifier registerSystemMetadata(Session session, Identifier pid,
|
|
1370
|
SystemMetadata sysmeta)
|
|
1371
|
throws NotImplemented, NotAuthorized, ServiceFailure, InvalidRequest,
|
|
1372
|
InvalidSystemMetadata {
|
|
1373
|
|
|
1374
|
// The lock to be used for this identifier
|
|
1375
|
Lock lock = null;
|
|
1376
|
|
|
1377
|
// TODO: control who can call this?
|
|
1378
|
if (session == null) {
|
|
1379
|
//TODO: many of the thrown exceptions do not use the correct error codes
|
|
1380
|
//check these against the docs and correct them
|
|
1381
|
throw new NotAuthorized("4861", "No Session - could not authorize for registration." +
|
|
1382
|
" If you are not logged in, please do so and retry the request.");
|
|
1383
|
} else {
|
|
1384
|
//only CN is allwoed
|
|
1385
|
if(!isCNAdmin(session)) {
|
|
1386
|
throw new NotAuthorized("4861", "The client -"+ session.getSubject().getValue()+ "is not a CN and is not authorized for registering the system metadata of the object "+pid.getValue());
|
|
1387
|
}
|
|
1388
|
}
|
|
1389
|
// the identifier can't be an SID
|
|
1390
|
try {
|
|
1391
|
if(IdentifierManager.getInstance().systemMetadataSIDExists(pid)) {
|
|
1392
|
throw new InvalidRequest("4863", "The provided identifier "+pid.getValue()+" is a series id which is not allowed.");
|
|
1393
|
}
|
|
1394
|
} catch (SQLException sqle) {
|
|
1395
|
throw new ServiceFailure("4862", "Couldn't determine if the pid "+pid.getValue()+" is a series id since "+sqle.getMessage());
|
|
1396
|
}
|
|
1397
|
|
|
1398
|
// verify that guid == SystemMetadata.getIdentifier()
|
|
1399
|
logMetacat.debug("Comparing guid|sysmeta_guid: " + pid.getValue() +
|
|
1400
|
"|" + sysmeta.getIdentifier().getValue());
|
|
1401
|
if (!pid.getValue().equals(sysmeta.getIdentifier().getValue())) {
|
|
1402
|
throw new InvalidRequest("4863",
|
|
1403
|
"The identifier in method call (" + pid.getValue() +
|
|
1404
|
") does not match identifier in system metadata (" +
|
|
1405
|
sysmeta.getIdentifier().getValue() + ").");
|
|
1406
|
}
|
|
1407
|
|
|
1408
|
//check if the sid is legitimate in the system metadata
|
|
1409
|
//checkSidInModifyingSystemMetadata(sysmeta, "4864", "4862");
|
|
1410
|
Identifier sid = sysmeta.getSeriesId();
|
|
1411
|
if(sid != null) {
|
|
1412
|
if (!isValidIdentifier(sid)) {
|
|
1413
|
throw new InvalidRequest("4863", "The series id in the system metadata is invalid in the request.");
|
|
1414
|
}
|
|
1415
|
}
|
|
1416
|
|
|
1417
|
try {
|
|
1418
|
lock = HazelcastService.getInstance().getLock(sysmeta.getIdentifier().getValue());
|
|
1419
|
lock.lock();
|
|
1420
|
logMetacat.debug("Locked identifier " + pid.getValue());
|
|
1421
|
logMetacat.debug("Checking if identifier exists...");
|
|
1422
|
// Check that the identifier does not already exist
|
|
1423
|
if (HazelcastService.getInstance().getSystemMetadataMap().containsKey(pid)) {
|
|
1424
|
throw new InvalidRequest("4863",
|
|
1425
|
"The identifier is already in use by an existing object.");
|
|
1426
|
|
|
1427
|
}
|
|
1428
|
|
|
1429
|
// insert the system metadata into the object store
|
|
1430
|
logMetacat.debug("Starting to insert SystemMetadata...");
|
|
1431
|
try {
|
|
1432
|
//for the object whose authoriative mn is v1. we need reset the modification date.
|
|
1433
|
//d1-sync already set the serial version. so we don't need do again.
|
|
1434
|
D1NodeVersionChecker checker = new D1NodeVersionChecker(sysmeta.getAuthoritativeMemberNode());
|
|
1435
|
String version = checker.getVersion("MNRead");
|
|
1436
|
if(version != null && version.equalsIgnoreCase(D1NodeVersionChecker.V1)) {
|
|
1437
|
sysmeta.setDateSysMetadataModified(Calendar.getInstance().getTime());
|
|
1438
|
}
|
|
1439
|
HazelcastService.getInstance().getSystemMetadataMap().put(sysmeta.getIdentifier(), sysmeta);
|
|
1440
|
|
|
1441
|
} catch (RuntimeException e) {
|
|
1442
|
logMetacat.error("Problem registering system metadata: " + pid.getValue(), e);
|
|
1443
|
throw new ServiceFailure("4862", "Error inserting system metadata: " +
|
|
1444
|
e.getClass() + ": " + e.getMessage());
|
|
1445
|
|
|
1446
|
}
|
|
1447
|
|
|
1448
|
} catch (RuntimeException e) {
|
|
1449
|
throw new ServiceFailure("4862", "Error inserting system metadata: " +
|
|
1450
|
e.getClass() + ": " + e.getMessage());
|
|
1451
|
|
|
1452
|
} finally {
|
|
1453
|
lock.unlock();
|
|
1454
|
logMetacat.debug("Unlocked identifier " + pid.getValue());
|
|
1455
|
|
|
1456
|
}
|
|
1457
|
|
|
1458
|
|
|
1459
|
logMetacat.debug("Returning from registerSystemMetadata");
|
|
1460
|
|
|
1461
|
try {
|
|
1462
|
String localId = IdentifierManager.getInstance().getLocalId(pid.getValue());
|
|
1463
|
EventLog.getInstance().log(request.getRemoteAddr(),
|
|
1464
|
request.getHeader("User-Agent"), session.getSubject().getValue(),
|
|
1465
|
localId, "registerSystemMetadata");
|
|
1466
|
} catch (McdbDocNotFoundException e) {
|
|
1467
|
// do nothing, no localId to log with
|
|
1468
|
logMetacat.warn("Could not log 'registerSystemMetadata' event because no localId was found for pid: " + pid.getValue());
|
|
1469
|
} catch (SQLException ee) {
|
|
1470
|
// do nothing, no localId to log with
|
|
1471
|
logMetacat.warn("Could not log 'registerSystemMetadata' event because the localId couldn't be identified for pid: " + pid.getValue());
|
|
1472
|
}
|
|
1473
|
|
|
1474
|
|
|
1475
|
return pid;
|
|
1476
|
}
|
|
1477
|
|
|
1478
|
/**
|
|
1479
|
* Given an optional scope and format, reserves and returns an identifier
|
|
1480
|
* within that scope and format that is unique and will not be
|
|
1481
|
* used by any other sessions.
|
|
1482
|
*
|
|
1483
|
* @param session - the Session object containing the credentials for the Subject
|
|
1484
|
* @param pid - The identifier of the object to register the system metadata against
|
|
1485
|
* @param scope - An optional string to be used to qualify the scope of
|
|
1486
|
* the identifier namespace, which is applied differently
|
|
1487
|
* depending on the format requested. If scope is not
|
|
1488
|
* supplied, a default scope will be used.
|
|
1489
|
* @param format - The optional name of the identifier format to be used,
|
|
1490
|
* drawn from a DataONE-specific vocabulary of identifier
|
|
1491
|
* format names, including several common syntaxes such
|
|
1492
|
* as DOI, LSID, UUID, and LSRN, among others. If the
|
|
1493
|
* format is not supplied by the caller, the CN service
|
|
1494
|
* will use a default identifier format, which may change
|
|
1495
|
* over time.
|
|
1496
|
*
|
|
1497
|
* @return true if the registration succeeds
|
|
1498
|
*
|
|
1499
|
* @throws InvalidToken
|
|
1500
|
* @throws ServiceFailure
|
|
1501
|
* @throws NotAuthorized
|
|
1502
|
* @throws IdentifierNotUnique
|
|
1503
|
* @throws NotImplemented
|
|
1504
|
*/
|
|
1505
|
@Override
|
|
1506
|
public Identifier reserveIdentifier(Session session, Identifier pid)
|
|
1507
|
throws InvalidToken, ServiceFailure,
|
|
1508
|
NotAuthorized, IdentifierNotUnique, NotImplemented, InvalidRequest {
|
|
1509
|
|
|
1510
|
throw new NotImplemented("4191", "reserveIdentifier not implemented on this node");
|
|
1511
|
}
|
|
1512
|
|
|
1513
|
@Override
|
|
1514
|
public Identifier generateIdentifier(Session session, String scheme, String fragment)
|
|
1515
|
throws InvalidToken, ServiceFailure,
|
|
1516
|
NotAuthorized, NotImplemented, InvalidRequest {
|
|
1517
|
throw new NotImplemented("4191", "generateIdentifier not implemented on this node");
|
|
1518
|
}
|
|
1519
|
|
|
1520
|
/**
|
|
1521
|
* Checks whether the pid is reserved by the subject in the session param
|
|
1522
|
* If the reservation is held on the pid by the subject, we return true.
|
|
1523
|
*
|
|
1524
|
* @param session - the Session object containing the Subject
|
|
1525
|
* @param pid - The identifier to check
|
|
1526
|
*
|
|
1527
|
* @return true if the reservation exists for the subject/pid
|
|
1528
|
*
|
|
1529
|
* @throws InvalidToken
|
|
1530
|
* @throws ServiceFailure
|
|
1531
|
* @throws NotFound - when the pid is not found (in use or in reservation)
|
|
1532
|
* @throws NotAuthorized - when the subject does not hold a reservation on the pid
|
|
1533
|
* @throws IdentifierNotUnique - when the pid is in use
|
|
1534
|
* @throws NotImplemented
|
|
1535
|
*/
|
|
1536
|
|
|
1537
|
@Override
|
|
1538
|
public boolean hasReservation(Session session, Subject subject, Identifier pid)
|
|
1539
|
throws InvalidToken, ServiceFailure, NotFound, NotAuthorized,
|
|
1540
|
NotImplemented, InvalidRequest {
|
|
1541
|
|
|
1542
|
throw new NotImplemented("4191", "hasReservation not implemented on this node");
|
|
1543
|
}
|
|
1544
|
|
|
1545
|
/**
|
|
1546
|
* Changes ownership (RightsHolder) of the specified object to the
|
|
1547
|
* subject specified by userId
|
|
1548
|
*
|
|
1549
|
* @param session - the Session object containing the credentials for the Subject
|
|
1550
|
* @param pid - Identifier of the object to be modified
|
|
1551
|
* @param userId - The subject that will be taking ownership of the specified object.
|
|
1552
|
*
|
|
1553
|
* @return pid - the identifier of the modified object
|
|
1554
|
*
|
|
1555
|
* @throws ServiceFailure
|
|
1556
|
* @throws InvalidToken
|
|
1557
|
* @throws NotFound
|
|
1558
|
* @throws NotAuthorized
|
|
1559
|
* @throws NotImplemented
|
|
1560
|
* @throws InvalidRequest
|
|
1561
|
*/
|
|
1562
|
@Override
|
|
1563
|
public Identifier setRightsHolder(Session session, Identifier pid, Subject userId,
|
|
1564
|
long serialVersion)
|
|
1565
|
throws InvalidToken, ServiceFailure, NotFound, NotAuthorized,
|
|
1566
|
NotImplemented, InvalidRequest, VersionMismatch {
|
|
1567
|
|
|
1568
|
// The lock to be used for this identifier
|
|
1569
|
Lock lock = null;
|
|
1570
|
|
|
1571
|
// do we have a valid pid?
|
|
1572
|
if (pid == null || pid.getValue().trim().equals("")) {
|
|
1573
|
throw new InvalidRequest("4442", "The provided identifier was invalid.");
|
|
1574
|
|
|
1575
|
}
|
|
1576
|
|
|
1577
|
// get the subject
|
|
1578
|
Subject subject = session.getSubject();
|
|
1579
|
|
|
1580
|
String serviceFailureCode = "4490";
|
|
1581
|
Identifier sid = getPIDForSID(pid, serviceFailureCode);
|
|
1582
|
if(sid != null) {
|
|
1583
|
pid = sid;
|
|
1584
|
}
|
|
1585
|
|
|
1586
|
// are we allowed to do this?
|
|
1587
|
if (!isAuthorized(session, pid, Permission.CHANGE_PERMISSION)) {
|
|
1588
|
throw new NotAuthorized("4440", "not allowed by "
|
|
1589
|
+ subject.getValue() + " on " + pid.getValue());
|
|
1590
|
|
|
1591
|
}
|
|
1592
|
|
|
1593
|
SystemMetadata systemMetadata = null;
|
|
1594
|
try {
|
|
1595
|
lock = HazelcastService.getInstance().getLock(pid.getValue());
|
|
1596
|
lock.lock();
|
|
1597
|
logMetacat.debug("Locked identifier " + pid.getValue());
|
|
1598
|
|
|
1599
|
try {
|
|
1600
|
systemMetadata = HazelcastService.getInstance().getSystemMetadataMap().get(pid);
|
|
1601
|
|
|
1602
|
if(systemMetadata == null) {
|
|
1603
|
throw new NotFound("4460", "The object "+pid.getValue()+" doesn't exist in the node.");
|
|
1604
|
}
|
|
1605
|
// does the request have the most current system metadata?
|
|
1606
|
if ( systemMetadata.getSerialVersion().longValue() != serialVersion ) {
|
|
1607
|
String msg = "The requested system metadata version number " +
|
|
1608
|
serialVersion + " differs from the current version at " +
|
|
1609
|
systemMetadata.getSerialVersion().longValue() +
|
|
1610
|
". Please get the latest copy in order to modify it.";
|
|
1611
|
throw new VersionMismatch("4443", msg);
|
|
1612
|
}
|
|
1613
|
|
|
1614
|
//only apply to the object whose authoritative member node is v1.
|
|
1615
|
D1NodeVersionChecker checker = new D1NodeVersionChecker(systemMetadata.getAuthoritativeMemberNode());
|
|
1616
|
String version = checker.getVersion("MNRead");
|
|
1617
|
if(version == null) {
|
|
1618
|
throw new ServiceFailure("4490", "Couldn't determine the MNRead version of the authoritative member node storage version for the pid "+pid.getValue());
|
|
1619
|
} else if (version.equalsIgnoreCase(D1NodeVersionChecker.V2)) {
|
|
1620
|
//we don't apply this method to an object whose authoritative node is v2
|
|
1621
|
throw new NotAuthorized("4440", V2V1MISSMATCH);
|
|
1622
|
} else if (!version.equalsIgnoreCase(D1NodeVersionChecker.V1)) {
|
|
1623
|
//we don't understand this version (it is not v1 or v2)
|
|
1624
|
throw new InvalidRequest("4442", "The version of the MNRead is "+version+" for the authoritative member node of the object "+pid.getValue()+". We don't support it.");
|
|
1625
|
}
|
|
1626
|
|
|
1627
|
|
|
1628
|
} catch (RuntimeException e) { // Catch is generic since HZ throws RuntimeException
|
|
1629
|
throw new NotFound("4460", "No record found for: " + pid.getValue());
|
|
1630
|
|
|
1631
|
}
|
|
1632
|
|
|
1633
|
// set the new rights holder
|
|
1634
|
systemMetadata.setRightsHolder(userId);
|
|
1635
|
|
|
1636
|
// update the metadata
|
|
1637
|
try {
|
|
1638
|
systemMetadata.setSerialVersion(systemMetadata.getSerialVersion().add(BigInteger.ONE));
|
|
1639
|
systemMetadata.setDateSysMetadataModified(Calendar.getInstance().getTime());
|
|
1640
|
HazelcastService.getInstance().getSystemMetadataMap().put(pid, systemMetadata);
|
|
1641
|
notifyReplicaNodes(systemMetadata);
|
|
1642
|
|
|
1643
|
} catch (RuntimeException e) {
|
|
1644
|
throw new ServiceFailure("4490", e.getMessage());
|
|
1645
|
|
|
1646
|
}
|
|
1647
|
|
|
1648
|
} catch (RuntimeException e) {
|
|
1649
|
throw new ServiceFailure("4490", e.getMessage());
|
|
1650
|
|
|
1651
|
} finally {
|
|
1652
|
lock.unlock();
|
|
1653
|
logMetacat.debug("Unlocked identifier " + pid.getValue());
|
|
1654
|
|
|
1655
|
}
|
|
1656
|
|
|
1657
|
return pid;
|
|
1658
|
}
|
|
1659
|
|
|
1660
|
/**
|
|
1661
|
* Verify that a replication task is authorized by comparing the target node's
|
|
1662
|
* Subject (from the X.509 certificate-derived Session) with the list of
|
|
1663
|
* subjects in the known, pending replication tasks map.
|
|
1664
|
*
|
|
1665
|
* @param originatingNodeSession - Session information that contains the
|
|
1666
|
* identity of the calling user
|
|
1667
|
* @param targetNodeSubject - Subject identifying the target node
|
|
1668
|
* @param pid - the identifier of the object to be replicated
|
|
1669
|
* @param replicatePermission - the execute permission to be granted
|
|
1670
|
*
|
|
1671
|
* @throws ServiceFailure
|
|
1672
|
* @throws NotImplemented
|
|
1673
|
* @throws InvalidToken
|
|
1674
|
* @throws NotAuthorized
|
|
1675
|
* @throws InvalidRequest
|
|
1676
|
* @throws NotFound
|
|
1677
|
*/
|
|
1678
|
@Override
|
|
1679
|
public boolean isNodeAuthorized(Session originatingNodeSession,
|
|
1680
|
Subject targetNodeSubject, Identifier pid)
|
|
1681
|
throws NotImplemented, NotAuthorized, InvalidToken, ServiceFailure,
|
|
1682
|
NotFound, InvalidRequest {
|
|
1683
|
|
|
1684
|
boolean isAllowed = false;
|
|
1685
|
SystemMetadata sysmeta = null;
|
|
1686
|
NodeReference targetNode = null;
|
|
1687
|
|
|
1688
|
try {
|
|
1689
|
// get the target node reference from the nodes list
|
|
1690
|
CNode cn = D1Client.getCN();
|
|
1691
|
List<Node> nodes = cn.listNodes().getNodeList();
|
|
1692
|
|
|
1693
|
if ( nodes != null ) {
|
|
1694
|
for (Node node : nodes) {
|
|
1695
|
|
|
1696
|
if (node.getSubjectList() != null) {
|
|
1697
|
|
|
1698
|
for (Subject nodeSubject : node.getSubjectList()) {
|
|
1699
|
|
|
1700
|
if ( nodeSubject.equals(targetNodeSubject) ) {
|
|
1701
|
targetNode = node.getIdentifier();
|
|
1702
|
logMetacat.debug("targetNode is : " + targetNode.getValue());
|
|
1703
|
break;
|
|
1704
|
}
|
|
1705
|
}
|
|
1706
|
}
|
|
1707
|
|
|
1708
|
if ( targetNode != null) { break; }
|
|
1709
|
}
|
|
1710
|
|
|
1711
|
} else {
|
|
1712
|
String msg = "Couldn't get the node list from the CN";
|
|
1713
|
logMetacat.debug(msg);
|
|
1714
|
throw new ServiceFailure("4872", msg);
|
|
1715
|
|
|
1716
|
}
|
|
1717
|
|
|
1718
|
// can't find a node listed with the given subject
|
|
1719
|
if ( targetNode == null ) {
|
|
1720
|
String msg = "There is no Member Node registered with a node subject " +
|
|
1721
|
"matching " + targetNodeSubject.getValue();
|
|
1722
|
logMetacat.info(msg);
|
|
1723
|
throw new NotAuthorized("4871", msg);
|
|
1724
|
|
|
1725
|
}
|
|
1726
|
|
|
1727
|
logMetacat.debug("Getting system metadata for identifier " + pid.getValue());
|
|
1728
|
|
|
1729
|
sysmeta = HazelcastService.getInstance().getSystemMetadataMap().get(pid);
|
|
1730
|
|
|
1731
|
if ( sysmeta != null ) {
|
|
1732
|
|
|
1733
|
List<Replica> replicaList = sysmeta.getReplicaList();
|
|
1734
|
|
|
1735
|
if ( replicaList != null ) {
|
|
1736
|
|
|
1737
|
// find the replica with the status set to 'requested'
|
|
1738
|
for (Replica replica : replicaList) {
|
|
1739
|
ReplicationStatus status = replica.getReplicationStatus();
|
|
1740
|
NodeReference listedNode = replica.getReplicaMemberNode();
|
|
1741
|
if ( listedNode != null && targetNode != null ) {
|
|
1742
|
logMetacat.debug("Comparing " + listedNode.getValue()
|
|
1743
|
+ " to " + targetNode.getValue());
|
|
1744
|
|
|
1745
|
if (listedNode.getValue().equals(targetNode.getValue())
|
|
1746
|
&& status.equals(ReplicationStatus.REQUESTED)) {
|
|
1747
|
isAllowed = true;
|
|
1748
|
break;
|
|
1749
|
|
|
1750
|
}
|
|
1751
|
}
|
|
1752
|
}
|
|
1753
|
}
|
|
1754
|
logMetacat.debug("The " + targetNode.getValue() + " is allowed " +
|
|
1755
|
"to replicate: " + isAllowed + " for " + pid.getValue());
|
|
1756
|
|
|
1757
|
|
|
1758
|
} else {
|
|
1759
|
logMetacat.debug("System metadata for identifier " + pid.getValue() +
|
|
1760
|
" is null.");
|
|
1761
|
String error ="";
|
|
1762
|
String localId = null;
|
|
1763
|
try {
|
|
1764
|
localId = IdentifierManager.getInstance().getLocalId(pid.getValue());
|
|
1765
|
|
|
1766
|
} catch (Exception e) {
|
|
1767
|
logMetacat.warn("Couldn't find the local id for the pid "+pid.getValue());
|
|
1768
|
}
|
|
1769
|
|
|
1770
|
if(localId != null && EventLog.getInstance().isDeleted(localId)) {
|
|
1771
|
error = DELETEDMESSAGE;
|
|
1772
|
} else if (localId == null && EventLog.getInstance().isDeleted(pid.getValue())) {
|
|
1773
|
error = DELETEDMESSAGE;
|
|
1774
|
}
|
|
1775
|
throw new NotFound("4874", "Couldn't find an object identified by " + pid.getValue()+". "+error);
|
|
1776
|
|
|
1777
|
}
|
|
1778
|
|
|
1779
|
} catch (RuntimeException e) {
|
|
1780
|
ServiceFailure sf = new ServiceFailure("4872",
|
|
1781
|
"Runtime Exception: Couldn't determine if node is allowed: " +
|
|
1782
|
e.getMessage());
|
|
1783
|
sf.initCause(e);
|
|
1784
|
throw sf;
|
|
1785
|
|
|
1786
|
}
|
|
1787
|
|
|
1788
|
return isAllowed;
|
|
1789
|
|
|
1790
|
}
|
|
1791
|
|
|
1792
|
/**
|
|
1793
|
* Adds a new object to the Node, where the object is a science metadata object.
|
|
1794
|
*
|
|
1795
|
* @param session - the Session object containing the credentials for the Subject
|
|
1796
|
* @param pid - The object identifier to be created
|
|
1797
|
* @param object - the object bytes
|
|
1798
|
* @param sysmeta - the system metadata that describes the object
|
|
1799
|
*
|
|
1800
|
* @return pid - the object identifier created
|
|
1801
|
*
|
|
1802
|
* @throws InvalidToken
|
|
1803
|
* @throws ServiceFailure
|
|
1804
|
* @throws NotAuthorized
|
|
1805
|
* @throws IdentifierNotUnique
|
|
1806
|
* @throws UnsupportedType
|
|
1807
|
* @throws InsufficientResources
|
|
1808
|
* @throws InvalidSystemMetadata
|
|
1809
|
* @throws NotImplemented
|
|
1810
|
* @throws InvalidRequest
|
|
1811
|
*/
|
|
1812
|
public Identifier create(Session session, Identifier pid, InputStream object,
|
|
1813
|
SystemMetadata sysmeta)
|
|
1814
|
throws InvalidToken, ServiceFailure, NotAuthorized, IdentifierNotUnique,
|
|
1815
|
UnsupportedType, InsufficientResources, InvalidSystemMetadata,
|
|
1816
|
NotImplemented, InvalidRequest {
|
|
1817
|
|
|
1818
|
try {
|
|
1819
|
// verify the pid is valid format
|
|
1820
|
if (!isValidIdentifier(pid)) {
|
|
1821
|
throw new InvalidRequest("4891", "The provided identifier is invalid.");
|
|
1822
|
}
|
|
1823
|
logMetacat.debug("CN.create -start to create the object with pid "+pid.getValue());
|
|
1824
|
// The lock to be used for this identifier
|
|
1825
|
Lock lock = null;
|
|
1826
|
|
|
1827
|
try {
|
|
1828
|
lock = HazelcastService.getInstance().getLock(pid.getValue());
|
|
1829
|
lock.lock();
|
|
1830
|
// are we allowed?
|
|
1831
|
boolean isAllowed = false;
|
|
1832
|
isAllowed = isAdminAuthorized(session);
|
|
1833
|
|
|
1834
|
// additional check if it is the authoritative node if it is not the admin
|
|
1835
|
if(!isAllowed) {
|
|
1836
|
isAllowed = isAuthoritativeMNodeAdmin(session, pid);
|
|
1837
|
}
|
|
1838
|
|
|
1839
|
// proceed if we're called by a CN
|
|
1840
|
if ( isAllowed ) {
|
|
1841
|
//check if the series id is legitimate. It uses the same rules of the method registerSystemMetadata
|
|
1842
|
//checkSidInModifyingSystemMetadata(sysmeta, "4896", "4893");
|
|
1843
|
Identifier sid = sysmeta.getSeriesId();
|
|
1844
|
if(sid != null) {
|
|
1845
|
if (!isValidIdentifier(sid)) {
|
|
1846
|
throw new InvalidRequest("4891", "The series id in the system metadata is invalid in the request.");
|
|
1847
|
}
|
|
1848
|
}
|
|
1849
|
// create the coordinating node version of the document
|
|
1850
|
logMetacat.debug("CN.create - after locking identifier, passing authorization check, continue to create the object " + pid.getValue());
|
|
1851
|
sysmeta.setSerialVersion(BigInteger.ONE);
|
|
1852
|
//for the object whose authoritative mn is v1. we need reset the modification date.
|
|
1853
|
//for the object whose authoritative mn is v2. we just accept the modification date.
|
|
1854
|
D1NodeVersionChecker checker = new D1NodeVersionChecker(sysmeta.getAuthoritativeMemberNode());
|
|
1855
|
String version = checker.getVersion("MNRead");
|
|
1856
|
if(version != null && version.equalsIgnoreCase(D1NodeVersionChecker.V1)) {
|
|
1857
|
sysmeta.setDateSysMetadataModified(Calendar.getInstance().getTime());
|
|
1858
|
}
|
|
1859
|
//sysmeta.setArchived(false); // this is a create op, not update
|
|
1860
|
|
|
1861
|
// the CN should have set the origin and authoritative member node fields
|
|
1862
|
try {
|
|
1863
|
sysmeta.getOriginMemberNode().getValue();
|
|
1864
|
sysmeta.getAuthoritativeMemberNode().getValue();
|
|
1865
|
|
|
1866
|
} catch (NullPointerException npe) {
|
|
1867
|
throw new InvalidSystemMetadata("4896",
|
|
1868
|
"Both the origin and authoritative member node identifiers need to be set.");
|
|
1869
|
|
|
1870
|
}
|
|
1871
|
pid = super.create(session, pid, object, sysmeta);
|
|
1872
|
|
|
1873
|
} else {
|
|
1874
|
String msg = "The subject listed as " + session.getSubject().getValue() +
|
|
1875
|
" isn't allowed to call create() on a Coordinating Node for pid "+pid.getValue();
|
|
1876
|
logMetacat.error(msg);
|
|
1877
|
throw new NotAuthorized("1100", msg);
|
|
1878
|
}
|
|
1879
|
|
|
1880
|
} catch (RuntimeException e) {
|
|
1881
|
// Convert Hazelcast runtime exceptions to service failures
|
|
1882
|
String msg = "There was a problem creating the object identified by " +
|
|
1883
|
pid.getValue() + ". There error message was: " + e.getMessage();
|
|
1884
|
throw new ServiceFailure("4893", msg);
|
|
1885
|
|
|
1886
|
} finally {
|
|
1887
|
if (lock != null) {
|
|
1888
|
lock.unlock();
|
|
1889
|
logMetacat.debug("Unlocked identifier " + pid.getValue());
|
|
1890
|
}
|
|
1891
|
}
|
|
1892
|
} finally {
|
|
1893
|
IOUtils.closeQuietly(object);
|
|
1894
|
}
|
|
1895
|
return pid;
|
|
1896
|
|
|
1897
|
}
|
|
1898
|
|
|
1899
|
/**
|
|
1900
|
* Set access for a given object using the object identifier and a Subject
|
|
1901
|
* under a given Session.
|
|
1902
|
* This method only applies the objects whose authoritative mn is a v1 node.
|
|
1903
|
* @param session - the Session object containing the credentials for the Subject
|
|
1904
|
* @param pid - the object identifier for the given object to apply the policy
|
|
1905
|
* @param policy - the access policy to be applied
|
|
1906
|
*
|
|
1907
|
* @return true if the application of the policy succeeds
|
|
1908
|
* @throws InvalidToken
|
|
1909
|
* @throws ServiceFailure
|
|
1910
|
* @throws NotFound
|
|
1911
|
* @throws NotAuthorized
|
|
1912
|
* @throws NotImplemented
|
|
1913
|
* @throws InvalidRequest
|
|
1914
|
*/
|
|
1915
|
public boolean setAccessPolicy(Session session, Identifier pid,
|
|
1916
|
AccessPolicy accessPolicy, long serialVersion)
|
|
1917
|
throws InvalidToken, ServiceFailure, NotFound, NotAuthorized,
|
|
1918
|
NotImplemented, InvalidRequest, VersionMismatch {
|
|
1919
|
|
|
1920
|
// do we have a valid pid?
|
|
1921
|
if (pid == null || pid.getValue().trim().equals("")) {
|
|
1922
|
throw new InvalidRequest("4402", "The provided identifier was invalid.");
|
|
1923
|
|
|
1924
|
}
|
|
1925
|
|
|
1926
|
String serviceFailureCode = "4430";
|
|
1927
|
Identifier sid = getPIDForSID(pid, serviceFailureCode);
|
|
1928
|
if(sid != null) {
|
|
1929
|
pid = sid;
|
|
1930
|
}
|
|
1931
|
// The lock to be used for this identifier
|
|
1932
|
Lock lock = null;
|
|
1933
|
SystemMetadata systemMetadata = null;
|
|
1934
|
|
|
1935
|
boolean success = false;
|
|
1936
|
|
|
1937
|
// get the subject
|
|
1938
|
Subject subject = session.getSubject();
|
|
1939
|
|
|
1940
|
// are we allowed to do this?
|
|
1941
|
if (!isAuthorized(session, pid, Permission.CHANGE_PERMISSION)) {
|
|
1942
|
throw new NotAuthorized("4420", "not allowed by "
|
|
1943
|
+ subject.getValue() + " on " + pid.getValue());
|
|
1944
|
}
|
|
1945
|
|
|
1946
|
try {
|
|
1947
|
lock = HazelcastService.getInstance().getLock(pid.getValue());
|
|
1948
|
lock.lock();
|
|
1949
|
logMetacat.debug("Locked identifier " + pid.getValue());
|
|
1950
|
|
|
1951
|
try {
|
|
1952
|
systemMetadata = HazelcastService.getInstance().getSystemMetadataMap().get(pid);
|
|
1953
|
|
|
1954
|
if ( systemMetadata == null ) {
|
|
1955
|
throw new NotFound("4400", "Couldn't find an object identified by " + pid.getValue());
|
|
1956
|
|
|
1957
|
}
|
|
1958
|
// does the request have the most current system metadata?
|
|
1959
|
if ( systemMetadata.getSerialVersion().longValue() != serialVersion ) {
|
|
1960
|
String msg = "The requested system metadata version number " +
|
|
1961
|
serialVersion + " differs from the current version at " +
|
|
1962
|
systemMetadata.getSerialVersion().longValue() +
|
|
1963
|
". Please get the latest copy in order to modify it.";
|
|
1964
|
throw new VersionMismatch("4402", msg);
|
|
1965
|
|
|
1966
|
}
|
|
1967
|
|
|
1968
|
D1NodeVersionChecker checker = new D1NodeVersionChecker(systemMetadata.getAuthoritativeMemberNode());
|
|
1969
|
String version = checker.getVersion("MNRead");
|
|
1970
|
if(version == null) {
|
|
1971
|
throw new ServiceFailure("4430", "Couldn't determine the version of MNRead of the authoritative member node for the pid "+pid.getValue());
|
|
1972
|
} else if (version.equalsIgnoreCase(D1NodeVersionChecker.V2)) {
|
|
1973
|
//we don't apply this method to an object whose authoritative node is v2
|
|
1974
|
throw new NotAuthorized("4420", V2V1MISSMATCH);
|
|
1975
|
} else if (!version.equalsIgnoreCase(D1NodeVersionChecker.V1)) {
|
|
1976
|
//we don't understand this version (it is not v1 or v2)
|
|
1977
|
throw new InvalidRequest("4402", "The version of the MNRead is "+version+" for the authoritative member node of the object "+pid.getValue()+". We don't support it.");
|
|
1978
|
}
|
|
1979
|
|
|
1980
|
} catch (RuntimeException e) {
|
|
1981
|
// convert Hazelcast RuntimeException to NotFound
|
|
1982
|
throw new NotFound("4400", "No record found for: " + pid);
|
|
1983
|
|
|
1984
|
}
|
|
1985
|
|
|
1986
|
// set the access policy
|
|
1987
|
systemMetadata.setAccessPolicy(accessPolicy);
|
|
1988
|
|
|
1989
|
// update the system metadata
|
|
1990
|
try {
|
|
1991
|
systemMetadata.setSerialVersion(systemMetadata.getSerialVersion().add(BigInteger.ONE));
|
|
1992
|
systemMetadata.setDateSysMetadataModified(Calendar.getInstance().getTime());
|
|
1993
|
HazelcastService.getInstance().getSystemMetadataMap().put(systemMetadata.getIdentifier(), systemMetadata);
|
|
1994
|
notifyReplicaNodes(systemMetadata);
|
|
1995
|
|
|
1996
|
} catch (RuntimeException e) {
|
|
1997
|
// convert Hazelcast RuntimeException to ServiceFailure
|
|
1998
|
throw new ServiceFailure("4430", e.getMessage());
|
|
1999
|
|
|
2000
|
}
|
|
2001
|
|
|
2002
|
} catch (RuntimeException e) {
|
|
2003
|
throw new ServiceFailure("4430", e.getMessage());
|
|
2004
|
|
|
2005
|
} finally {
|
|
2006
|
lock.unlock();
|
|
2007
|
logMetacat.debug("Unlocked identifier " + pid.getValue());
|
|
2008
|
|
|
2009
|
}
|
|
2010
|
|
|
2011
|
|
|
2012
|
// TODO: how do we know if the map was persisted?
|
|
2013
|
success = true;
|
|
2014
|
|
|
2015
|
return success;
|
|
2016
|
}
|
|
2017
|
|
|
2018
|
/**
|
|
2019
|
* Full replacement of replication metadata in the system metadata for the
|
|
2020
|
* specified object, changes date system metadata modified
|
|
2021
|
*
|
|
2022
|
* @param session - the Session object containing the credentials for the Subject
|
|
2023
|
* @param pid - the object identifier for the given object to apply the policy
|
|
2024
|
* @param replica - the replica to be updated
|
|
2025
|
* @return
|
|
2026
|
* @throws NotImplemented
|
|
2027
|
* @throws NotAuthorized
|
|
2028
|
* @throws ServiceFailure
|
|
2029
|
* @throws InvalidRequest
|
|
2030
|
* @throws NotFound
|
|
2031
|
* @throws VersionMismatch
|
|
2032
|
*/
|
|
2033
|
@Override
|
|
2034
|
public boolean updateReplicationMetadata(Session session, Identifier pid,
|
|
2035
|
Replica replica, long serialVersion)
|
|
2036
|
throws NotImplemented, NotAuthorized, ServiceFailure, InvalidRequest,
|
|
2037
|
NotFound, VersionMismatch {
|
|
2038
|
|
|
2039
|
// The lock to be used for this identifier
|
|
2040
|
Lock lock = null;
|
|
2041
|
|
|
2042
|
// get the subject
|
|
2043
|
Subject subject = session.getSubject();
|
|
2044
|
|
|
2045
|
// are we allowed to do this?
|
|
2046
|
if(session == null) {
|
|
2047
|
throw new NotAuthorized("4851", "Session cannot be null. It is not authorized for updating the replication metadata of the object "+pid.getValue());
|
|
2048
|
} else {
|
|
2049
|
if(!isCNAdmin(session)) {
|
|
2050
|
throw new NotAuthorized("4851", "The client -"+ session.getSubject().getValue()+ "is not a CN and is not authorized for updating the replication metadata of the object "+pid.getValue());
|
|
2051
|
}
|
|
2052
|
}
|
|
2053
|
/*try {
|
|
2054
|
|
|
2055
|
// what is the controlling permission?
|
|
2056
|
if (!isAuthorized(session, pid, Permission.WRITE)) {
|
|
2057
|
throw new NotAuthorized("4851", "not allowed by "
|
|
2058
|
+ subject.getValue() + " on " + pid.getValue());
|
|
2059
|
}
|
|
2060
|
|
|
2061
|
|
|
2062
|
} catch (InvalidToken e) {
|
|
2063
|
throw new NotAuthorized("4851", "not allowed by " + subject.getValue() +
|
|
2064
|
" on " + pid.getValue());
|
|
2065
|
|
|
2066
|
}*/
|
|
2067
|
|
|
2068
|
SystemMetadata systemMetadata = null;
|
|
2069
|
try {
|
|
2070
|
lock = HazelcastService.getInstance().getLock(pid.getValue());
|
|
2071
|
lock.lock();
|
|
2072
|
logMetacat.debug("Locked identifier " + pid.getValue());
|
|
2073
|
|
|
2074
|
try {
|
|
2075
|
systemMetadata = HazelcastService.getInstance().getSystemMetadataMap().get(pid);
|
|
2076
|
|
|
2077
|
// does the request have the most current system metadata?
|
|
2078
|
if ( systemMetadata.getSerialVersion().longValue() != serialVersion ) {
|
|
2079
|
String msg = "The requested system metadata version number " +
|
|
2080
|
serialVersion + " differs from the current version at " +
|
|
2081
|
systemMetadata.getSerialVersion().longValue() +
|
|
2082
|
". Please get the latest copy in order to modify it.";
|
|
2083
|
throw new VersionMismatch("4855", msg);
|
|
2084
|
}
|
|
2085
|
|
|
2086
|
} catch (RuntimeException e) { // Catch is generic since HZ throws RuntimeException
|
|
2087
|
throw new NotFound("4854", "No record found for: " + pid.getValue() +
|
|
2088
|
" : " + e.getMessage());
|
|
2089
|
|
|
2090
|
}
|
|
2091
|
|
|
2092
|
// set the status for the replica
|
|
2093
|
List<Replica> replicas = systemMetadata.getReplicaList();
|
|
2094
|
NodeReference replicaNode = replica.getReplicaMemberNode();
|
|
2095
|
ReplicationStatus replicaStatus = replica.getReplicationStatus();
|
|
2096
|
int index = 0;
|
|
2097
|
for (Replica listedReplica: replicas) {
|
|
2098
|
|
|
2099
|
// remove the replica that we are replacing
|
|
2100
|
if ( replicaNode.getValue().equals(listedReplica.getReplicaMemberNode().getValue())) {
|
|
2101
|
// don't allow status to change from COMPLETED to anything other
|
|
2102
|
// than INVALIDATED: prevents overwrites from race conditions
|
|
2103
|
if ( !listedReplica.getReplicationStatus().equals(replicaStatus) &&
|
|
2104
|
listedReplica.getReplicationStatus().equals(ReplicationStatus.COMPLETED) &&
|
|
2105
|
!replicaStatus.equals(ReplicationStatus.INVALIDATED) ) {
|
|
2106
|
throw new InvalidRequest("4853", "Status state change from " +
|
|
2107
|
listedReplica.getReplicationStatus() + " to " +
|
|
2108
|
replicaStatus.toString() + "is prohibited for identifier " +
|
|
2109
|
pid.getValue() + " and target node " +
|
|
2110
|
listedReplica.getReplicaMemberNode().getValue());
|
|
2111
|
|
|
2112
|
}
|
|
2113
|
replicas.remove(index);
|
|
2114
|
break;
|
|
2115
|
|
|
2116
|
}
|
|
2117
|
index++;
|
|
2118
|
}
|
|
2119
|
|
|
2120
|
// add the new replica item
|
|
2121
|
replicas.add(replica);
|
|
2122
|
systemMetadata.setReplicaList(replicas);
|
|
2123
|
|
|
2124
|
// update the metadata
|
|
2125
|
try {
|
|
2126
|
systemMetadata.setSerialVersion(systemMetadata.getSerialVersion().add(BigInteger.ONE));
|
|
2127
|
// Based on CN behavior discussion 9/16/15, we no longer want to
|
|
2128
|
// update the modified date for changes to the replica list
|
|
2129
|
//systemMetadata.setDateSysMetadataModified(Calendar.getInstance().getTime());
|
|
2130
|
HazelcastService.getInstance().getSystemMetadataMap().put(systemMetadata.getIdentifier(), systemMetadata);
|
|
2131
|
|
|
2132
|
// inform replica nodes of the change if the status is complete
|
|
2133
|
if ( replicaStatus.equals(ReplicationStatus.COMPLETED) ) {
|
|
2134
|
notifyReplicaNodes(systemMetadata);
|
|
2135
|
|
|
2136
|
}
|
|
2137
|
} catch (RuntimeException e) {
|
|
2138
|
logMetacat.info("Unknown RuntimeException thrown: " + e.getCause().getMessage());
|
|
2139
|
throw new ServiceFailure("4852", e.getMessage());
|
|
2140
|
|
|
2141
|
}
|
|
2142
|
|
|
2143
|
} catch (RuntimeException e) {
|
|
2144
|
logMetacat.info("Unknown RuntimeException thrown: " + e.getCause().getMessage());
|
|
2145
|
throw new ServiceFailure("4852", e.getMessage());
|
|
2146
|
|
|
2147
|
} finally {
|
|
2148
|
lock.unlock();
|
|
2149
|
logMetacat.debug("Unlocked identifier " + pid.getValue());
|
|
2150
|
|
|
2151
|
}
|
|
2152
|
|
|
2153
|
return true;
|
|
2154
|
|
|
2155
|
}
|
|
2156
|
|
|
2157
|
/**
|
|
2158
|
*
|
|
2159
|
*/
|
|
2160
|
@Override
|
|
2161
|
public ObjectList listObjects(Session session, Date startTime,
|
|
2162
|
Date endTime, ObjectFormatIdentifier formatid, NodeReference nodeId,Identifier identifier,
|
|
2163
|
Integer start, Integer count)
|
|
2164
|
throws InvalidRequest, InvalidToken, NotAuthorized, NotImplemented,
|
|
2165
|
ServiceFailure {
|
|
2166
|
|
|
2167
|
return super.listObjects(session, startTime, endTime, formatid, identifier, nodeId, start, count);
|
|
2168
|
}
|
|
2169
|
|
|
2170
|
|
|
2171
|
/**
|
|
2172
|
* Returns a list of checksum algorithms that are supported by DataONE.
|
|
2173
|
* @return cal the list of checksum algorithms
|
|
2174
|
*
|
|
2175
|
* @throws ServiceFailure
|
|
2176
|
* @throws NotImplemented
|
|
2177
|
*/
|
|
2178
|
@Override
|
|
2179
|
public ChecksumAlgorithmList listChecksumAlgorithms()
|
|
2180
|
throws ServiceFailure, NotImplemented {
|
|
2181
|
ChecksumAlgorithmList cal = new ChecksumAlgorithmList();
|
|
2182
|
cal.addAlgorithm("MD5");
|
|
2183
|
cal.addAlgorithm("SHA-1");
|
|
2184
|
return cal;
|
|
2185
|
|
|
2186
|
}
|
|
2187
|
|
|
2188
|
/**
|
|
2189
|
* Notify replica Member Nodes of system metadata changes for a given pid
|
|
2190
|
*
|
|
2191
|
* @param currentSystemMetadata - the up to date system metadata
|
|
2192
|
*/
|
|
2193
|
public void notifyReplicaNodes(SystemMetadata currentSystemMetadata) {
|
|
2194
|
|
|
2195
|
Session session = null;
|
|
2196
|
List<Replica> replicaList = currentSystemMetadata.getReplicaList();
|
|
2197
|
//MNode mn = null;
|
|
2198
|
NodeReference replicaNodeRef = null;
|
|
2199
|
CNode cn = null;
|
|
2200
|
NodeType nodeType = null;
|
|
2201
|
List<Node> nodeList = null;
|
|
2202
|
|
|
2203
|
try {
|
|
2204
|
cn = D1Client.getCN();
|
|
2205
|
nodeList = cn.listNodes().getNodeList();
|
|
2206
|
|
|
2207
|
} catch (Exception e) { // handle BaseException and other I/O issues
|
|
2208
|
|
|
2209
|
// swallow errors since the call is not critical
|
|
2210
|
logMetacat.error("Can't inform MNs of system metadata changes due " +
|
|
2211
|
"to communication issues with the CN: " + e.getMessage());
|
|
2212
|
|
|
2213
|
}
|
|
2214
|
|
|
2215
|
if ( replicaList != null ) {
|
|
2216
|
|
|
2217
|
// iterate through the replicas and inform MN replica nodes
|
|
2218
|
for (Replica replica : replicaList) {
|
|
2219
|
String replicationVersion = null;
|
|
2220
|
replicaNodeRef = replica.getReplicaMemberNode();
|
|
2221
|
try {
|
|
2222
|
if (nodeList != null) {
|
|
2223
|
// find the node type
|
|
2224
|
for (Node node : nodeList) {
|
|
2225
|
if ( node.getIdentifier().getValue().equals(replicaNodeRef.getValue()) ) {
|
|
2226
|
nodeType = node.getType();
|
|
2227
|
D1NodeVersionChecker checker = new D1NodeVersionChecker(replicaNodeRef);
|
|
2228
|
replicationVersion = checker.getVersion("MNRead");
|
|
2229
|
break;
|
|
2230
|
|
|
2231
|
}
|
|
2232
|
}
|
|
2233
|
}
|
|
2234
|
|
|
2235
|
// notify only MNs
|
|
2236
|
if (replicationVersion != null && nodeType != null && nodeType == NodeType.MN) {
|
|
2237
|
if(replicationVersion.equalsIgnoreCase(D1NodeVersionChecker.V2)) {
|
|
2238
|
//connect to a v2 mn
|
|
2239
|
MNode mn = D1Client.getMN(replicaNodeRef);
|
|
2240
|
mn.systemMetadataChanged(session,
|
|
2241
|
currentSystemMetadata.getIdentifier(),
|
|
2242
|
currentSystemMetadata.getSerialVersion().longValue(),
|
|
2243
|
currentSystemMetadata.getDateSysMetadataModified());
|
|
2244
|
} else if (replicationVersion.equalsIgnoreCase(D1NodeVersionChecker.V1)) {
|
|
2245
|
//connect to a v1 mn
|
|
2246
|
org.dataone.client.v1.MNode mn = org.dataone.client.v1.itk.D1Client.getMN(replicaNodeRef);
|
|
2247
|
mn.systemMetadataChanged(session,
|
|
2248
|
currentSystemMetadata.getIdentifier(),
|
|
2249
|
currentSystemMetadata.getSerialVersion().longValue(),
|
|
2250
|
currentSystemMetadata.getDateSysMetadataModified());
|
|
2251
|
}
|
|
2252
|
|
|
2253
|
}
|
|
2254
|
|
|
2255
|
} catch (Exception e) { // handle BaseException and other I/O issues
|
|
2256
|
|
|
2257
|
// swallow errors since the call is not critical
|
|
2258
|
logMetacat.error("Can't inform "
|
|
2259
|
+ replicaNodeRef.getValue()
|
|
2260
|
+ " of system metadata changes due "
|
|
2261
|
+ "to communication issues with the CN: "
|
|
2262
|
+ e.getMessage());
|
|
2263
|
|
|
2264
|
}
|
|
2265
|
}
|
|
2266
|
}
|
|
2267
|
}
|
|
2268
|
|
|
2269
|
/**
|
|
2270
|
* Update the system metadata of the specified pid.
|
|
2271
|
* Note: the serial version and the replica list in the new system metadata will be ignored and the old values will be kept.
|
|
2272
|
*/
|
|
2273
|
@Override
|
|
2274
|
public boolean updateSystemMetadata(Session session, Identifier pid,
|
|
2275
|
SystemMetadata sysmeta) throws NotImplemented, NotAuthorized,
|
|
2276
|
ServiceFailure, InvalidRequest, InvalidSystemMetadata, InvalidToken {
|
|
2277
|
if(sysmeta == null) {
|
|
2278
|
throw new InvalidRequest("4863", "The system metadata object should NOT be null in the updateSystemMetadata request.");
|
|
2279
|
}
|
|
2280
|
if(pid == null || pid.getValue() == null) {
|
|
2281
|
throw new InvalidRequest("4863", "Please specify the id in the updateSystemMetadata request ") ;
|
|
2282
|
}
|
|
2283
|
|
|
2284
|
if (session == null) {
|
|
2285
|
//TODO: many of the thrown exceptions do not use the correct error codes
|
|
2286
|
//check these against the docs and correct them
|
|
2287
|
throw new NotAuthorized("4861", "No Session - could not authorize for updating system metadata." +
|
|
2288
|
" If you are not logged in, please do so and retry the request.");
|
|
2289
|
} else {
|
|
2290
|
//only CN is allwoed
|
|
2291
|
if(!isCNAdmin(session)) {
|
|
2292
|
throw new NotAuthorized("4861", "The client -"+ session.getSubject().getValue()+ "is not authorized for updating the system metadata of the object "+pid.getValue());
|
|
2293
|
}
|
|
2294
|
}
|
|
2295
|
|
|
2296
|
//update the system metadata locally
|
|
2297
|
boolean success = false;
|
|
2298
|
try {
|
|
2299
|
HazelcastService.getInstance().getSystemMetadataMap().lock(pid);
|
|
2300
|
SystemMetadata currentSysmeta = HazelcastService.getInstance().getSystemMetadataMap().get(pid);
|
|
2301
|
|
|
2302
|
if(currentSysmeta == null) {
|
|
2303
|
throw new InvalidRequest("4863", "We can't find the current system metadata on the member node for the id "+pid.getValue());
|
|
2304
|
}
|
|
2305
|
// CN will ignore the comming serial version and replica list fields from the mn node.
|
|
2306
|
BigInteger currentSerialVersion = currentSysmeta.getSerialVersion();
|
|
2307
|
sysmeta.setSerialVersion(currentSerialVersion);
|
|
2308
|
List<Replica> replicas = currentSysmeta.getReplicaList();
|
|
2309
|
sysmeta.setReplicaList(replicas);
|
|
2310
|
boolean needUpdateModificationDate = false;//cn doesn't need to change the modification date.
|
|
2311
|
boolean fromCN = true;
|
|
2312
|
success = updateSystemMetadata(session, pid, sysmeta, needUpdateModificationDate, currentSysmeta, fromCN);
|
|
2313
|
} finally {
|
|
2314
|
HazelcastService.getInstance().getSystemMetadataMap().unlock(pid);
|
|
2315
|
}
|
|
2316
|
return success;
|
|
2317
|
}
|
|
2318
|
|
|
2319
|
@Override
|
|
2320
|
public boolean synchronize(Session session, Identifier pid) throws NotAuthorized, InvalidRequest, NotImplemented{
|
|
2321
|
throw new NotImplemented("0000", "CN query services are not implemented in Metacat.");
|
|
2322
|
|
|
2323
|
}
|
|
2324
|
|
|
2325
|
@Override
|
|
2326
|
public QueryEngineDescription getQueryEngineDescription(Session session,
|
|
2327
|
String queryEngine) throws InvalidToken, ServiceFailure, NotAuthorized,
|
|
2328
|
NotImplemented, NotFound {
|
|
2329
|
throw new NotImplemented("0000", "CN query services are not implemented in Metacat.");
|
|
2330
|
|
|
2331
|
}
|
|
2332
|
|
|
2333
|
@Override
|
|
2334
|
public QueryEngineList listQueryEngines(Session session) throws InvalidToken,
|
|
2335
|
ServiceFailure, NotAuthorized, NotImplemented {
|
|
2336
|
throw new NotImplemented("0000", "CN query services are not implemented in Metacat.");
|
|
2337
|
|
|
2338
|
}
|
|
2339
|
|
|
2340
|
@Override
|
|
2341
|
public InputStream query(Session session, String queryEngine, String query)
|
|
2342
|
throws InvalidToken, ServiceFailure, NotAuthorized, InvalidRequest,
|
|
2343
|
NotImplemented, NotFound {
|
|
2344
|
throw new NotImplemented("0000", "CN query services are not implemented in Metacat.");
|
|
2345
|
|
|
2346
|
}
|
|
2347
|
|
|
2348
|
@Override
|
|
2349
|
public Node getCapabilities() throws NotImplemented, ServiceFailure {
|
|
2350
|
throw new NotImplemented("0000", "The CN capabilities are not stored in Metacat.");
|
|
2351
|
}
|
|
2352
|
|
|
2353
|
}
|