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/**
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* '$RCSfile$'
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* Purpose: A class to asyncronously do delta-T replication checking
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* Copyright: 2000 Regents of the University of California and the
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* National Center for Ecological Analysis and Synthesis
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* Authors: Chad Berkley
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*
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* '$Author$'
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* '$Date$'
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* '$Revision$'
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669
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jones
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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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522
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berkley
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*/
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tao
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daigle
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package edu.ucsb.nceas.metacat.replication;
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berkley
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import edu.ucsb.nceas.metacat.CatalogMessageHandler;
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import edu.ucsb.nceas.metacat.DBUtil;
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import edu.ucsb.nceas.metacat.DocInfoHandler;
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import edu.ucsb.nceas.metacat.DocumentImpl;
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import edu.ucsb.nceas.metacat.DocumentImplWrapper;
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import edu.ucsb.nceas.metacat.EventLog;
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daigle
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import edu.ucsb.nceas.metacat.accesscontrol.AccessControlForSingleFile;
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import edu.ucsb.nceas.metacat.accesscontrol.XMLAccessDAO;
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import edu.ucsb.nceas.metacat.database.DBConnection;
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import edu.ucsb.nceas.metacat.database.DBConnectionPool;
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import edu.ucsb.nceas.metacat.database.DatabaseService;
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import edu.ucsb.nceas.metacat.properties.PropertyService;
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import edu.ucsb.nceas.metacat.shared.HandlerException;
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import edu.ucsb.nceas.metacat.util.MetacatUtil;
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import edu.ucsb.nceas.metacat.IdentifierManager;
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import edu.ucsb.nceas.utilities.PropertyNotFoundException;
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import java.sql.*;
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import java.util.*;
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import java.util.Date;
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import java.io.*;
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import java.net.*;
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import java.text.*;
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sgarg
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import org.apache.log4j.Logger;
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import org.xml.sax.ContentHandler;
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import org.xml.sax.ErrorHandler;
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import org.xml.sax.InputSource;
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import org.xml.sax.SAXException;
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import org.xml.sax.XMLReader;
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import org.xml.sax.helpers.XMLReaderFactory;
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import org.xml.sax.helpers.DefaultHandler;
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/**
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* This class handles deltaT replication checking. Whenever this TimerTask
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* is fired it checks each server in xml_replication for updates and updates
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* the local db as needed.
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*/
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public class ReplicationHandler extends TimerTask
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{
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int serverCheckCode = 1;
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ReplicationServerList serverList = null;
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//PrintWriter out;
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// private static final AbstractDatabase dbAdapter = MetacatUtil.dbAdapter;
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private static Logger logReplication = Logger.getLogger("ReplicationLogging");
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private static Logger logMetacat = Logger.getLogger(ReplicationHandler.class);
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private static Logger logD1 = Logger.getLogger("DataOneLogger");
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private static int DOCINSERTNUMBER = 1;
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private static int DOCERRORNUMBER = 1;
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private static int REVINSERTNUMBER = 1;
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private static int REVERRORNUMBER = 1;
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private static int _xmlDocQueryCount = 0;
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private static int _xmlRevQueryCount = 0;
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private static long _xmlDocQueryTime = 0;
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private static long _xmlRevQueryTime = 0;
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public ReplicationHandler()
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{
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//this.out = o;
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serverList = new ReplicationServerList();
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}
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public ReplicationHandler(int serverCheckCode)
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{
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//this.out = o;
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this.serverCheckCode = serverCheckCode;
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serverList = new ReplicationServerList();
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}
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/**
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* Method that implements TimerTask.run(). It runs whenever the timer is
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* fired.
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*/
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public void run()
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{
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//find out the last_checked time of each server in the server list and
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//send a query to each server to see if there are any documents in
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//xml_documents with an update_date > last_checked
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//if serverList is null, metacat don't need to replication
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if (serverList==null||serverList.isEmpty())
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{
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return;
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}
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updateCatalog();
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update();
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//conn.close();
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}
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/**
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* Method that uses revision tagging for replication instead of update_date.
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*/
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private void update()
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{
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_xmlDocQueryCount = 0;
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_xmlRevQueryCount = 0;
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_xmlDocQueryTime = 0;
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_xmlRevQueryTime = 0;
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/*
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Pseudo-algorithm
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- request a doc list from each server in xml_replication
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- check the rev number of each of those documents agains the
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documents in the local database
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- pull any documents that have a lesser rev number on the local server
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from the remote server
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- delete any documents that still exist in the local xml_documents but
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are in the deletedDocuments tag of the remote host response.
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- update last_checked to keep track of the last time it was checked.
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(this info is theoretically not needed using this system but probably
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berkley
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should be kept anyway)
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*/
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ReplicationServer replServer = null; // Variable to store the
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// ReplicationServer got from
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// Server list
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String server = null; // Variable to store server name
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// String update;
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Vector<String> responses = new Vector<String>();
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URL u;
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daigle
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long replicationStartTime = System.currentTimeMillis();
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long timeToGetServerList = 0;
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//Check for every server in server list to get updated list and put
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// them in to response
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daigle
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long startTimeToGetServers = System.currentTimeMillis();
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for (int i=0; i<serverList.size(); i++)
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{
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// Get ReplicationServer object from server list
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replServer = serverList.serverAt(i);
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// Get server name from ReplicationServer object
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2578
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server = replServer.getServerName().trim();
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String result = null;
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logReplication.info("ReplicationHandler.update - full update started to: " + server);
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// Send command to that server to get updated docid information
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try
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{
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u = new URL("https://" + server + "?server="
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4698
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daigle
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+MetacatUtil.getLocalReplicationServerName()+"&action=update");
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5014
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daigle
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logReplication.info("ReplicationHandler.update - Sending infomation " +u.toString());
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result = ReplicationService.getURLContent(u);
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}
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catch (Exception e)
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{
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| 178 |
5014
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daigle
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logMetacat.error("ReplicationHandler.update - " + ReplicationService.METACAT_REPL_ERROR_MSG);
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| 179 |
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logReplication.error( "ReplicationHandler.update - Failed to get updated doc list "+
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| 180 |
2663
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sgarg
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"for server " + server + " because "+e.getMessage());
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| 181 |
1292
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continue;
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| 182 |
1585
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}
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2286
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5175
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daigle
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//logReplication.info("ReplicationHandler.update - docid: "+server+" "+result);
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1292
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//check if result have error or not, if has skip it.
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| 186 |
1609
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if (result.indexOf("<error>")!=-1 && result.indexOf("</error>")!=-1)
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| 187 |
1102
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{
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| 188 |
5014
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daigle
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logMetacat.error("ReplicationHandler.update - " + ReplicationService.METACAT_REPL_ERROR_MSG);
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| 189 |
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logReplication.error( "ReplicationHandler.update - Failed to get updated doc list "+
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| 190 |
2663
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sgarg
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"for server " + server + " because "+result);
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| 191 |
1102
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tao
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continue;
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| 192 |
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}
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| 193 |
1585
|
tao
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//Add result to vector
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| 194 |
577
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berkley
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responses.add(result);
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| 195 |
1585
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}
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| 196 |
5175
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daigle
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timeToGetServerList = System.currentTimeMillis() - startTimeToGetServers;
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| 197 |
2286
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| 198 |
1585
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//make sure that there is updated file list
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| 199 |
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//If response is null, metacat don't need do anything
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| 200 |
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if (responses==null || responses.isEmpty())
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| 201 |
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{
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| 202 |
5014
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daigle
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logMetacat.error("ReplicationHandler.update - " + ReplicationService.METACAT_REPL_ERROR_MSG);
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| 203 |
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logReplication.info( "ReplicationHandler.update - No updated doc list for "+
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| 204 |
1585
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tao
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"every server and failed to replicate");
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| 205 |
1032
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tao
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return;
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| 206 |
1585
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tao
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}
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| 207 |
2286
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| 208 |
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| 209 |
5175
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daigle
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//logReplication.info("ReplicationHandler.update - Responses from remote metacat about updated "+
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| 210 |
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// "document information: "+ responses.toString());
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| 211 |
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| 212 |
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long totalServerListParseTime = 0;
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| 213 |
1585
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tao
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// go through response vector(it contains updated vector and delete vector
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| 214 |
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for(int i=0; i<responses.size(); i++)
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| 215 |
2286
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tao
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{
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| 216 |
5175
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daigle
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long startServerListParseTime = System.currentTimeMillis();
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| 217 |
3898
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tao
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XMLReader parser;
|
| 218 |
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ReplMessageHandler message = new ReplMessageHandler();
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| 219 |
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try
|
| 220 |
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{
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| 221 |
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parser = initParser(message);
|
| 222 |
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}
|
| 223 |
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catch (Exception e)
|
| 224 |
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{
|
| 225 |
5014
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daigle
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logMetacat.error("ReplicationHandler.update - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 226 |
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logReplication.error("ReplicationHandler.update - Failed to replicate becaue couldn't " +
|
| 227 |
3898
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tao
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" initParser for message and " +e.getMessage());
|
| 228 |
|
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// stop replication
|
| 229 |
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return;
|
| 230 |
|
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}
|
| 231 |
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| 232 |
1585
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tao
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try
|
| 233 |
|
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{
|
| 234 |
|
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parser.parse(new InputSource(
|
| 235 |
577
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berkley
|
new StringReader(
|
| 236 |
|
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(String)(responses.elementAt(i)))));
|
| 237 |
1585
|
tao
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}
|
| 238 |
|
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catch(Exception e)
|
| 239 |
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{
|
| 240 |
5014
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daigle
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logMetacat.error("ReplicationHandler.update - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 241 |
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logReplication.error("ReplicationHandler.update - Couldn't parse one responses "+
|
| 242 |
2663
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sgarg
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"because "+ e.getMessage());
|
| 243 |
1585
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tao
|
continue;
|
| 244 |
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}
|
| 245 |
1037
|
tao
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//v is the list of updated documents
|
| 246 |
5014
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daigle
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Vector<Vector<String>> updateList = new Vector<Vector<String>>(message.getUpdatesVect());
|
| 247 |
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logReplication.info("ReplicationHandler.update - The document list size is "+updateList.size()+ " from "+message.getServerName());
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| 248 |
577
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//System.out.println("v: " + v.toString());
|
| 249 |
1037
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tao
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//d is the list of deleted documents
|
| 250 |
5014
|
daigle
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Vector<Vector<String>> deleteList = new Vector<Vector<String>>(message.getDeletesVect());
|
| 251 |
1037
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tao
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//System.out.println("d: " + d.toString());
|
| 252 |
5014
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daigle
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logReplication.info("ReplicationHandler.update - Update vector size: "+ updateList.size()+" from "+message.getServerName());
|
| 253 |
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logReplication.info("ReplicationHandler.update - Delete vector size: "+ deleteList.size()+" from "+message.getServerName());
|
| 254 |
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logReplication.info("ReplicationHandler.update - The delete document list size is "+deleteList.size()+" from "+message.getServerName());
|
| 255 |
1585
|
tao
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// go though every element in updated document vector
|
| 256 |
2608
|
tao
|
handleDocList(updateList, DocumentImpl.DOCUMENTTABLE);
|
| 257 |
1037
|
tao
|
//handle deleted docs
|
| 258 |
1585
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tao
|
for(int k=0; k<deleteList.size(); k++)
|
| 259 |
577
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berkley
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{ //delete the deleted documents;
|
| 260 |
5014
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daigle
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Vector<String> w = new Vector<String>(deleteList.elementAt(k));
|
| 261 |
1585
|
tao
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String docId = (String)w.elementAt(0);
|
| 262 |
|
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try
|
| 263 |
579
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berkley
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{
|
| 264 |
2298
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|
handleDeleteSingleDocument(docId, server);
|
| 265 |
579
|
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|
}
|
| 266 |
1585
|
tao
|
catch (Exception ee)
|
| 267 |
|
|
{
|
| 268 |
|
|
continue;
|
| 269 |
|
|
}
|
| 270 |
1037
|
tao
|
}//for delete docs
|
| 271 |
2608
|
tao
|
|
| 272 |
|
|
// handle replicate doc in xml_revision
|
| 273 |
5014
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daigle
|
Vector<Vector<String>> revisionList = new Vector<Vector<String>>(message.getRevisionsVect());
|
| 274 |
|
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logReplication.info("ReplicationHandler.update - The revision document list size is "+revisionList.size()+ " from "+message.getServerName());
|
| 275 |
2608
|
tao
|
handleDocList(revisionList, DocumentImpl.REVISIONTABLE);
|
| 276 |
2725
|
tao
|
DOCINSERTNUMBER = 1;
|
| 277 |
|
|
DOCERRORNUMBER = 1;
|
| 278 |
|
|
REVINSERTNUMBER = 1;
|
| 279 |
|
|
REVERRORNUMBER = 1;
|
| 280 |
5175
|
daigle
|
|
| 281 |
|
|
totalServerListParseTime += (System.currentTimeMillis() - startServerListParseTime);
|
| 282 |
1585
|
tao
|
}//for response
|
| 283 |
2286
|
tao
|
|
| 284 |
1585
|
tao
|
//updated last_checked
|
| 285 |
|
|
for (int i=0;i<serverList.size(); i++)
|
| 286 |
|
|
{
|
| 287 |
|
|
// Get ReplicationServer object from server list
|
| 288 |
|
|
replServer = serverList.serverAt(i);
|
| 289 |
|
|
try
|
| 290 |
|
|
{
|
| 291 |
|
|
updateLastCheckTimeForSingleServer(replServer);
|
| 292 |
|
|
}
|
| 293 |
|
|
catch(Exception e)
|
| 294 |
|
|
{
|
| 295 |
|
|
continue;
|
| 296 |
|
|
}
|
| 297 |
|
|
}//for
|
| 298 |
5175
|
daigle
|
|
| 299 |
|
|
long replicationEndTime = System.currentTimeMillis();
|
| 300 |
|
|
logMetacat.debug("ReplicationHandler.update - Total replication time: " +
|
| 301 |
|
|
(replicationEndTime - replicationStartTime));
|
| 302 |
|
|
logMetacat.debug("ReplicationHandler.update - time to get server list: " +
|
| 303 |
|
|
timeToGetServerList);
|
| 304 |
|
|
logMetacat.debug("ReplicationHandler.update - server list parse time: " +
|
| 305 |
|
|
totalServerListParseTime);
|
| 306 |
|
|
logMetacat.debug("ReplicationHandler.update - 'in xml_documents' total query count: " +
|
| 307 |
|
|
_xmlDocQueryCount);
|
| 308 |
|
|
logMetacat.debug("ReplicationHandler.update - 'in xml_documents' total query time: " +
|
| 309 |
|
|
_xmlDocQueryTime + " ms");
|
| 310 |
|
|
logMetacat.debug("ReplicationHandler.update - 'in xml_revisions' total query count: " +
|
| 311 |
|
|
_xmlRevQueryCount);
|
| 312 |
|
|
logMetacat.debug("ReplicationHandler.update - 'in xml_revisions' total query time: " +
|
| 313 |
|
|
_xmlRevQueryTime + " ms");;
|
| 314 |
2286
|
tao
|
|
| 315 |
1585
|
tao
|
}//update
|
| 316 |
2286
|
tao
|
|
| 317 |
1585
|
tao
|
/* Handle replicate single xml document*/
|
| 318 |
2286
|
tao
|
private void handleSingleXMLDocument(String remoteserver, String actions,
|
| 319 |
2641
|
tao
|
String accNumber, String tableName)
|
| 320 |
5014
|
daigle
|
throws HandlerException
|
| 321 |
1585
|
tao
|
{
|
| 322 |
|
|
DBConnection dbConn = null;
|
| 323 |
|
|
int serialNumber = -1;
|
| 324 |
|
|
try
|
| 325 |
|
|
{
|
| 326 |
|
|
// Get DBConnection from pool
|
| 327 |
|
|
dbConn=DBConnectionPool.
|
| 328 |
|
|
getDBConnection("ReplicationHandler.handleSingleXMLDocument");
|
| 329 |
|
|
serialNumber=dbConn.getCheckOutSerialNumber();
|
| 330 |
|
|
//if the document needs to be updated or inserted, this is executed
|
| 331 |
1600
|
tao
|
String readDocURLString = "https://" + remoteserver + "?server="+
|
| 332 |
4698
|
daigle
|
MetacatUtil.getLocalReplicationServerName()+"&action=read&docid="+accNumber;
|
| 333 |
|
|
readDocURLString = MetacatUtil.replaceWhiteSpaceForURL(readDocURLString);
|
| 334 |
1600
|
tao
|
URL u = new URL(readDocURLString);
|
| 335 |
2286
|
tao
|
|
| 336 |
1585
|
tao
|
// Get docid content
|
| 337 |
5014
|
daigle
|
String newxmldoc = ReplicationService.getURLContent(u);
|
| 338 |
1585
|
tao
|
// If couldn't get skip it
|
| 339 |
1609
|
tao
|
if ( newxmldoc.indexOf("<error>")!= -1 && newxmldoc.indexOf("</error>")!=-1)
|
| 340 |
1292
|
tao
|
{
|
| 341 |
5014
|
daigle
|
throw new HandlerException("ReplicationHandler.handleSingleXMLDocument - " + newxmldoc);
|
| 342 |
1585
|
tao
|
}
|
| 343 |
5014
|
daigle
|
//logReplication.info("xml documnet:");
|
| 344 |
|
|
//logReplication.info(newxmldoc);
|
| 345 |
2286
|
tao
|
|
| 346 |
1585
|
tao
|
// Try get the docid info from remote server
|
| 347 |
|
|
DocInfoHandler dih = new DocInfoHandler();
|
| 348 |
|
|
XMLReader docinfoParser = initParser(dih);
|
| 349 |
2286
|
tao
|
String docInfoURLStr = "https://" + remoteserver +
|
| 350 |
4698
|
daigle
|
"?server="+MetacatUtil.getLocalReplicationServerName()+
|
| 351 |
2641
|
tao
|
"&action=getdocumentinfo&docid="+accNumber;
|
| 352 |
4698
|
daigle
|
docInfoURLStr = MetacatUtil.replaceWhiteSpaceForURL(docInfoURLStr);
|
| 353 |
1600
|
tao
|
URL docinfoUrl = new URL(docInfoURLStr);
|
| 354 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.handleSingleXMLDocument - Sending message: " +
|
| 355 |
2663
|
sgarg
|
docinfoUrl.toString());
|
| 356 |
5014
|
daigle
|
String docInfoStr = ReplicationService.getURLContent(docinfoUrl);
|
| 357 |
1585
|
tao
|
docinfoParser.parse(new InputSource(new StringReader(docInfoStr)));
|
| 358 |
5014
|
daigle
|
Hashtable<String, String> docinfoHash = dih.getDocInfo();
|
| 359 |
1585
|
tao
|
// Get home server of the docid
|
| 360 |
5014
|
daigle
|
String docHomeServer = docinfoHash.get("home_server");
|
| 361 |
|
|
logReplication.info("ReplicationHandler.handleSingleXMLDocument - doc home server in repl: "+docHomeServer);
|
| 362 |
|
|
String createdDate = docinfoHash.get("date_created");
|
| 363 |
|
|
String updatedDate = docinfoHash.get("date_updated");
|
| 364 |
1585
|
tao
|
//docid should include rev number too
|
| 365 |
4212
|
daigle
|
/*String accnum=docId+util.getProperty("document.accNumSeparator")+
|
| 366 |
2641
|
tao
|
(String)docinfoHash.get("rev");*/
|
| 367 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.handleSingleXMLDocument - docid in repl: "+accNumber);
|
| 368 |
|
|
String docType = docinfoHash.get("doctype");
|
| 369 |
|
|
logReplication.info("ReplicationHandler.handleSingleXMLDocument - doctype in repl: "+docType);
|
| 370 |
2286
|
tao
|
|
| 371 |
1585
|
tao
|
String parserBase = null;
|
| 372 |
|
|
// this for eml2 and we need user eml2 parser
|
| 373 |
2169
|
sgarg
|
if (docType != null && (docType.trim()).equals(DocumentImpl.EML2_0_0NAMESPACE))
|
| 374 |
1585
|
tao
|
{
|
| 375 |
2163
|
tao
|
parserBase = DocumentImpl.EML200;
|
| 376 |
1585
|
tao
|
}
|
| 377 |
2286
|
tao
|
else if (docType != null && (docType.trim()).equals(DocumentImpl.EML2_0_1NAMESPACE))
|
| 378 |
|
|
{
|
| 379 |
|
|
parserBase = DocumentImpl.EML200;
|
| 380 |
|
|
}
|
| 381 |
|
|
else if (docType != null && (docType.trim()).equals(DocumentImpl.EML2_1_0NAMESPACE))
|
| 382 |
|
|
{
|
| 383 |
|
|
parserBase = DocumentImpl.EML210;
|
| 384 |
|
|
}
|
| 385 |
5709
|
leinfelder
|
else if (docType != null && (docType.trim()).equals(DocumentImpl.EML2_1_1NAMESPACE))
|
| 386 |
|
|
{
|
| 387 |
|
|
parserBase = DocumentImpl.EML210;
|
| 388 |
|
|
}
|
| 389 |
1585
|
tao
|
// Write the document into local host
|
| 390 |
|
|
DocumentImplWrapper wrapper = new DocumentImplWrapper(parserBase, false);
|
| 391 |
2286
|
tao
|
String newDocid = wrapper.writeReplication(dbConn,
|
| 392 |
5195
|
daigle
|
newxmldoc,
|
| 393 |
5014
|
daigle
|
docinfoHash.get("public_access"),
|
| 394 |
1585
|
tao
|
null, /* the dtd text */
|
| 395 |
2286
|
tao
|
actions,
|
| 396 |
2641
|
tao
|
accNumber,
|
| 397 |
5014
|
daigle
|
docinfoHash.get("user_owner"),
|
| 398 |
1585
|
tao
|
null, /* null for groups[] */
|
| 399 |
2286
|
tao
|
docHomeServer,
|
| 400 |
2624
|
tao
|
remoteserver, tableName, true,// true is for time replication
|
| 401 |
|
|
createdDate,
|
| 402 |
3230
|
tao
|
updatedDate);
|
| 403 |
4419
|
leinfelder
|
|
| 404 |
5098
|
daigle
|
//process extra access rules
|
| 405 |
|
|
Vector<XMLAccessDAO> xmlAccessDAOList = dih.getAccessControlList();
|
| 406 |
|
|
if (xmlAccessDAOList != null) {
|
| 407 |
|
|
AccessControlForSingleFile acfsf = new AccessControlForSingleFile(accNumber);
|
| 408 |
|
|
for (XMLAccessDAO xmlAccessDAO : xmlAccessDAOList) {
|
| 409 |
|
|
if (!acfsf.accessControlExists(xmlAccessDAO)) {
|
| 410 |
|
|
acfsf.insertPermissions(xmlAccessDAO);
|
| 411 |
|
|
}
|
| 412 |
4419
|
leinfelder
|
}
|
| 413 |
|
|
}
|
| 414 |
|
|
|
| 415 |
5324
|
berkley
|
//process guid
|
| 416 |
|
|
logReplication.debug("Processing guid information from docinfoHash: " + docinfoHash.toString());
|
| 417 |
|
|
String guid = docinfoHash.get("guid");
|
| 418 |
5451
|
berkley
|
String docName = docinfoHash.get("docName");
|
| 419 |
5440
|
berkley
|
System.out.println("%%%%%%%%%%%%%%%%%%%%%%%%%%guid passed from docinfo hash: " + guid);
|
| 420 |
5324
|
berkley
|
IdentifierManager idman = IdentifierManager.getInstance();
|
| 421 |
|
|
if(guid != null && !idman.identifierExists(guid))
|
| 422 |
|
|
{ //if the guid was passed in, put it in the identifiers table
|
| 423 |
|
|
logReplication.debug("Creating guid/docid mapping for docid " +
|
| 424 |
|
|
docinfoHash.get("docid") + " and guid: " + guid);
|
| 425 |
5451
|
berkley
|
System.out.println("docname: " + docName);
|
| 426 |
|
|
if(docName.trim().equals("systemMetadata"))
|
| 427 |
|
|
{
|
| 428 |
|
|
System.out.println("creating mapping for systemMetadata: guid: " + guid + " localId: " + docinfoHash.get("docid"));
|
| 429 |
|
|
idman.createSystemMetadataMapping(guid, docinfoHash.get("docid"));
|
| 430 |
|
|
}
|
| 431 |
|
|
else
|
| 432 |
|
|
{
|
| 433 |
|
|
System.out.println("creating mapping: guid: " + guid + " localId: " + docinfoHash.get("docid"));
|
| 434 |
|
|
idman.createMapping(guid, docinfoHash.get("docid"));
|
| 435 |
|
|
}
|
| 436 |
5324
|
berkley
|
}
|
| 437 |
|
|
else
|
| 438 |
|
|
{
|
| 439 |
|
|
logReplication.debug("No guid information was included with the replicated document");
|
| 440 |
|
|
}
|
| 441 |
|
|
|
| 442 |
5457
|
berkley
|
if(guid != null)
|
| 443 |
|
|
{
|
| 444 |
5459
|
berkley
|
if(!docName.trim().equals("systemMetadata"))
|
| 445 |
|
|
{
|
| 446 |
|
|
logReplication.info("replicate D1GUID:" + guid + ":D1SCIMETADATA:" +
|
| 447 |
|
|
accNumber + ":");
|
| 448 |
|
|
}
|
| 449 |
|
|
else
|
| 450 |
|
|
{
|
| 451 |
|
|
logReplication.info("replicate D1GUID:" + guid + ":D1SYSMETADATA:" +
|
| 452 |
|
|
accNumber + ":");
|
| 453 |
|
|
}
|
| 454 |
5457
|
berkley
|
}
|
| 455 |
|
|
|
| 456 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.handleSingleXMLDocument - Successfully replicated doc " + accNumber);
|
| 457 |
2725
|
tao
|
if (tableName.equals(DocumentImpl.DOCUMENTTABLE))
|
| 458 |
|
|
{
|
| 459 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.handleSingleXMLDocument - " + DOCINSERTNUMBER + " Wrote xml doc " + accNumber +
|
| 460 |
2725
|
tao
|
" into "+tableName + " from " +
|
| 461 |
1585
|
tao
|
remoteserver);
|
| 462 |
2725
|
tao
|
DOCINSERTNUMBER++;
|
| 463 |
|
|
}
|
| 464 |
|
|
else
|
| 465 |
|
|
{
|
| 466 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.handleSingleXMLDocument - " +REVINSERTNUMBER + " Wrote xml doc " + accNumber +
|
| 467 |
2725
|
tao
|
" into "+tableName + " from " +
|
| 468 |
|
|
remoteserver);
|
| 469 |
|
|
REVINSERTNUMBER++;
|
| 470 |
|
|
}
|
| 471 |
3234
|
tao
|
String ip = getIpFromURL(u);
|
| 472 |
5014
|
daigle
|
EventLog.getInstance().log(ip, ReplicationService.REPLICATIONUSER, accNumber, actions);
|
| 473 |
2725
|
tao
|
|
| 474 |
2286
|
tao
|
|
| 475 |
|
|
}//try
|
| 476 |
577
|
berkley
|
catch(Exception e)
|
| 477 |
|
|
{
|
| 478 |
2725
|
tao
|
|
| 479 |
|
|
if (tableName.equals(DocumentImpl.DOCUMENTTABLE))
|
| 480 |
|
|
{
|
| 481 |
5014
|
daigle
|
logMetacat.error("ReplicationHandler.handleSingleXMLDocument - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 482 |
|
|
logReplication.error("ReplicationHandler.handleSingleXMLDocument - " +DOCERRORNUMBER + " Failed to write xml doc " + accNumber +
|
| 483 |
2725
|
tao
|
" into "+tableName + " from " +
|
| 484 |
|
|
remoteserver + " because "+e.getMessage());
|
| 485 |
|
|
DOCERRORNUMBER++;
|
| 486 |
|
|
}
|
| 487 |
|
|
else
|
| 488 |
|
|
{
|
| 489 |
5014
|
daigle
|
logMetacat.error("ReplicationHandler.handleSingleXMLDocument - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 490 |
|
|
logReplication.error("ReplicationHandler.handleSingleXMLDocument - " +REVERRORNUMBER + " Failed to write xml doc " + accNumber +
|
| 491 |
2725
|
tao
|
" into "+tableName + " from " +
|
| 492 |
|
|
remoteserver +" because "+e.getMessage());
|
| 493 |
|
|
REVERRORNUMBER++;
|
| 494 |
|
|
}
|
| 495 |
5014
|
daigle
|
logMetacat.error("ReplicationHandler.handleSingleXMLDocument - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 496 |
|
|
logReplication.error("ReplicationHandler.handleSingleXMLDocument - Failed to write doc " + accNumber +
|
| 497 |
2663
|
sgarg
|
" into db because " +e.getMessage());
|
| 498 |
5014
|
daigle
|
throw new HandlerException("ReplicationHandler.handleSingleXMLDocument - generic exception "
|
| 499 |
|
|
+ "writing Replication: " +e.getMessage());
|
| 500 |
577
|
berkley
|
}
|
| 501 |
667
|
berkley
|
finally
|
| 502 |
|
|
{
|
| 503 |
1585
|
tao
|
//return DBConnection
|
| 504 |
|
|
DBConnectionPool.returnDBConnection(dbConn, serialNumber);
|
| 505 |
|
|
}//finally
|
| 506 |
5392
|
berkley
|
logD1.info("replication.create localId:" + accNumber);
|
| 507 |
1585
|
tao
|
}
|
| 508 |
2286
|
tao
|
|
| 509 |
|
|
|
| 510 |
|
|
|
| 511 |
1585
|
tao
|
/* Handle replicate single xml document*/
|
| 512 |
2286
|
tao
|
private void handleSingleDataFile(String remoteserver, String actions,
|
| 513 |
2641
|
tao
|
String accNumber, String tableName)
|
| 514 |
5014
|
daigle
|
throws HandlerException
|
| 515 |
1585
|
tao
|
{
|
| 516 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.handleSingleDataFile - Try to replicate data file: " + accNumber);
|
| 517 |
1585
|
tao
|
DBConnection dbConn = null;
|
| 518 |
|
|
int serialNumber = -1;
|
| 519 |
|
|
try
|
| 520 |
|
|
{
|
| 521 |
|
|
// Get DBConnection from pool
|
| 522 |
|
|
dbConn=DBConnectionPool.
|
| 523 |
|
|
getDBConnection("ReplicationHandler.handleSinlgeDataFile");
|
| 524 |
|
|
serialNumber=dbConn.getCheckOutSerialNumber();
|
| 525 |
|
|
// Try get docid info from remote server
|
| 526 |
|
|
DocInfoHandler dih = new DocInfoHandler();
|
| 527 |
|
|
XMLReader docinfoParser = initParser(dih);
|
| 528 |
2286
|
tao
|
String docInfoURLString = "https://" + remoteserver +
|
| 529 |
4698
|
daigle
|
"?server="+MetacatUtil.getLocalReplicationServerName()+
|
| 530 |
2641
|
tao
|
"&action=getdocumentinfo&docid="+accNumber;
|
| 531 |
4698
|
daigle
|
docInfoURLString = MetacatUtil.replaceWhiteSpaceForURL(docInfoURLString);
|
| 532 |
1600
|
tao
|
URL docinfoUrl = new URL(docInfoURLString);
|
| 533 |
2286
|
tao
|
|
| 534 |
5014
|
daigle
|
String docInfoStr = ReplicationService.getURLContent(docinfoUrl);
|
| 535 |
1585
|
tao
|
docinfoParser.parse(new InputSource(new StringReader(docInfoStr)));
|
| 536 |
5014
|
daigle
|
Hashtable<String, String> docinfoHash = dih.getDocInfo();
|
| 537 |
5175
|
daigle
|
// Get docid owner
|
| 538 |
5014
|
daigle
|
String user = docinfoHash.get("user_owner");
|
| 539 |
1585
|
tao
|
// Get docid name (such as acl or dataset)
|
| 540 |
5014
|
daigle
|
String docName = docinfoHash.get("docname");
|
| 541 |
2286
|
tao
|
// Get doc type (eml public id)
|
| 542 |
5014
|
daigle
|
String docType = docinfoHash.get("doctype");
|
| 543 |
1585
|
tao
|
// Get docid home sever. it might be different to remoteserver
|
| 544 |
5175
|
daigle
|
// because of hub feature
|
| 545 |
5014
|
daigle
|
String docHomeServer = docinfoHash.get("home_server");
|
| 546 |
|
|
String createdDate = docinfoHash.get("date_created");
|
| 547 |
|
|
String updatedDate = docinfoHash.get("date_updated");
|
| 548 |
1585
|
tao
|
//docid should include rev number too
|
| 549 |
4212
|
daigle
|
/*String accnum=docId+util.getProperty("document.accNumSeparator")+
|
| 550 |
2641
|
tao
|
(String)docinfoHash.get("rev");*/
|
| 551 |
2286
|
tao
|
|
| 552 |
|
|
|
| 553 |
4080
|
daigle
|
String datafilePath = PropertyService.getProperty("application.datafilepath");
|
| 554 |
1585
|
tao
|
// Get data file content
|
| 555 |
1600
|
tao
|
String readDataURLString = "https://" + remoteserver + "?server="+
|
| 556 |
4698
|
daigle
|
MetacatUtil.getLocalReplicationServerName()+
|
| 557 |
2641
|
tao
|
"&action=readdata&docid="+accNumber;
|
| 558 |
4698
|
daigle
|
readDataURLString = MetacatUtil.replaceWhiteSpaceForURL(readDataURLString);
|
| 559 |
1600
|
tao
|
URL u = new URL(readDataURLString);
|
| 560 |
2286
|
tao
|
InputStream input = u.openStream();
|
| 561 |
1585
|
tao
|
//register data file into xml_documents table and wite data file
|
| 562 |
|
|
//into file system
|
| 563 |
1600
|
tao
|
if ( input != null)
|
| 564 |
667
|
berkley
|
{
|
| 565 |
2286
|
tao
|
DocumentImpl.writeDataFileInReplication(input,
|
| 566 |
2608
|
tao
|
datafilePath,
|
| 567 |
|
|
docName,docType,
|
| 568 |
2641
|
tao
|
accNumber, user,
|
| 569 |
2608
|
tao
|
docHomeServer,
|
| 570 |
|
|
remoteserver,
|
| 571 |
|
|
tableName,
|
| 572 |
2624
|
tao
|
true, //true means timed replication
|
| 573 |
|
|
createdDate,
|
| 574 |
3230
|
tao
|
updatedDate);
|
| 575 |
2624
|
tao
|
|
| 576 |
4419
|
leinfelder
|
//process extra access rules
|
| 577 |
5098
|
daigle
|
Vector<XMLAccessDAO> xmlAccessDAOList = dih.getAccessControlList();
|
| 578 |
|
|
if (xmlAccessDAOList != null) {
|
| 579 |
|
|
AccessControlForSingleFile acfsf = new AccessControlForSingleFile(accNumber);
|
| 580 |
|
|
for (XMLAccessDAO xmlAccessDAO : xmlAccessDAOList) {
|
| 581 |
|
|
if (!acfsf.accessControlExists(xmlAccessDAO)) {
|
| 582 |
|
|
acfsf.insertPermissions(xmlAccessDAO);
|
| 583 |
|
|
}
|
| 584 |
4419
|
leinfelder
|
}
|
| 585 |
|
|
}
|
| 586 |
|
|
|
| 587 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.handleSingleDataFile - Successfully to write datafile " + accNumber);
|
| 588 |
2725
|
tao
|
/*MetacatReplication.replLog("wrote datafile " + accNumber + " from " +
|
| 589 |
5175
|
daigle
|
remote server);*/
|
| 590 |
2725
|
tao
|
if (tableName.equals(DocumentImpl.DOCUMENTTABLE))
|
| 591 |
|
|
{
|
| 592 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.handleSingleDataFile - " + DOCINSERTNUMBER + " Wrote data file" + accNumber +
|
| 593 |
2725
|
tao
|
" into "+tableName + " from " +
|
| 594 |
|
|
remoteserver);
|
| 595 |
|
|
DOCINSERTNUMBER++;
|
| 596 |
|
|
}
|
| 597 |
|
|
else
|
| 598 |
|
|
{
|
| 599 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.handleSingleDataFile - " + REVINSERTNUMBER + " Wrote data file" + accNumber +
|
| 600 |
2725
|
tao
|
" into "+tableName + " from " +
|
| 601 |
|
|
remoteserver);
|
| 602 |
|
|
REVINSERTNUMBER++;
|
| 603 |
|
|
}
|
| 604 |
3234
|
tao
|
String ip = getIpFromURL(u);
|
| 605 |
5014
|
daigle
|
EventLog.getInstance().log(ip, ReplicationService.REPLICATIONUSER, accNumber, actions);
|
| 606 |
2725
|
tao
|
|
| 607 |
1585
|
tao
|
}//if
|
| 608 |
|
|
else
|
| 609 |
1217
|
tao
|
{
|
| 610 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.handleSingleDataFile - Couldn't open the data file: " + accNumber);
|
| 611 |
|
|
throw new HandlerException("ReplicationHandler.handleSingleDataFile - Couldn't open the data file: " + accNumber);
|
| 612 |
1585
|
tao
|
}//else
|
| 613 |
2286
|
tao
|
|
| 614 |
|
|
}//try
|
| 615 |
1585
|
tao
|
catch(Exception e)
|
| 616 |
|
|
{
|
| 617 |
5175
|
daigle
|
/*MetacatReplication.replErrorLog("Failed to try wrote data file " + accNumber +
|
| 618 |
2725
|
tao
|
" because " +e.getMessage());*/
|
| 619 |
|
|
if (tableName.equals(DocumentImpl.DOCUMENTTABLE))
|
| 620 |
|
|
{
|
| 621 |
5014
|
daigle
|
logMetacat.error("ReplicationHandler.handleSingleDataFile - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 622 |
|
|
logReplication.error("ReplicationHandler.handleSingleDataFile - " + DOCERRORNUMBER + " Failed to write data file " + accNumber +
|
| 623 |
|
|
" into " + tableName + " from " +
|
| 624 |
|
|
remoteserver + " because " + e.getMessage());
|
| 625 |
2725
|
tao
|
DOCERRORNUMBER++;
|
| 626 |
|
|
}
|
| 627 |
|
|
else
|
| 628 |
|
|
{
|
| 629 |
5014
|
daigle
|
logMetacat.error("ReplicationHandler.handleSingleDataFile - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 630 |
|
|
logReplication.error("ReplicationHandler.handleSingleDataFile - " + REVERRORNUMBER + " Failed to write data file" + accNumber +
|
| 631 |
|
|
" into " + tableName + " from " +
|
| 632 |
|
|
remoteserver +" because "+ e.getMessage());
|
| 633 |
2725
|
tao
|
REVERRORNUMBER++;
|
| 634 |
|
|
}
|
| 635 |
5014
|
daigle
|
logMetacat.error("ReplicationHandler.handleSingleDataFile - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 636 |
|
|
logReplication.error("ReplicationHandler.handleSingleDataFile - Failed to try wrote datafile " + accNumber +
|
| 637 |
|
|
" because " + e.getMessage());
|
| 638 |
|
|
throw new HandlerException("ReplicationHandler.handleSingleDataFile - generic exception "
|
| 639 |
|
|
+ "writing Replication: " + e.getMessage());
|
| 640 |
1585
|
tao
|
}
|
| 641 |
|
|
finally
|
| 642 |
|
|
{
|
| 643 |
|
|
//return DBConnection
|
| 644 |
|
|
DBConnectionPool.returnDBConnection(dbConn, serialNumber);
|
| 645 |
|
|
}//finally
|
| 646 |
5392
|
berkley
|
logD1.info("replication.create localId:" + accNumber);
|
| 647 |
1585
|
tao
|
}
|
| 648 |
2286
|
tao
|
|
| 649 |
|
|
|
| 650 |
|
|
|
| 651 |
1585
|
tao
|
/* Handle delete single document*/
|
| 652 |
2298
|
tao
|
private void handleDeleteSingleDocument(String docId, String notifyServer)
|
| 653 |
5014
|
daigle
|
throws HandlerException
|
| 654 |
1585
|
tao
|
{
|
| 655 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.handleDeleteSingleDocument - Try delete doc: "+docId);
|
| 656 |
1585
|
tao
|
DBConnection dbConn = null;
|
| 657 |
|
|
int serialNumber = -1;
|
| 658 |
|
|
try
|
| 659 |
|
|
{
|
| 660 |
|
|
// Get DBConnection from pool
|
| 661 |
|
|
dbConn=DBConnectionPool.
|
| 662 |
|
|
getDBConnection("ReplicationHandler.handleDeleteSingleDoc");
|
| 663 |
|
|
serialNumber=dbConn.getCheckOutSerialNumber();
|
| 664 |
|
|
if(!alreadyDeleted(docId))
|
| 665 |
1217
|
tao
|
{
|
| 666 |
2286
|
tao
|
|
| 667 |
1585
|
tao
|
//because delete method docid should have rev number
|
| 668 |
|
|
//so we just add one for it. This rev number is no sence.
|
| 669 |
4212
|
daigle
|
String accnum=docId+PropertyService.getProperty("document.accNumSeparator")+"1";
|
| 670 |
1585
|
tao
|
//System.out.println("accnum: "+accnum);
|
| 671 |
3230
|
tao
|
DocumentImpl.delete(accnum, null, null, notifyServer);
|
| 672 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.handleDeleteSingleDocument - Successfully deleted doc " + docId);
|
| 673 |
|
|
logReplication.info("ReplicationHandler.handleDeleteSingleDocument - Doc " + docId + " deleted");
|
| 674 |
3234
|
tao
|
URL u = new URL("https://"+notifyServer);
|
| 675 |
|
|
String ip = getIpFromURL(u);
|
| 676 |
5014
|
daigle
|
EventLog.getInstance().log(ip, ReplicationService.REPLICATIONUSER, docId, "delete");
|
| 677 |
1585
|
tao
|
}
|
| 678 |
2286
|
tao
|
|
| 679 |
|
|
}//try
|
| 680 |
1585
|
tao
|
catch(Exception e)
|
| 681 |
|
|
{
|
| 682 |
5014
|
daigle
|
logMetacat.error("ReplicationHandler.handleDeleteSingleDocument - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 683 |
|
|
logReplication.error("ReplicationHandler.handleDeleteSingleDocument - Failed to delete doc " + docId +
|
| 684 |
2663
|
sgarg
|
" in db because because " + e.getMessage());
|
| 685 |
5014
|
daigle
|
throw new HandlerException("ReplicationHandler.handleDeleteSingleDocument - generic exception "
|
| 686 |
|
|
+ "when handling document: " + e.getMessage());
|
| 687 |
1585
|
tao
|
}
|
| 688 |
|
|
finally
|
| 689 |
|
|
{
|
| 690 |
|
|
//return DBConnection
|
| 691 |
|
|
DBConnectionPool.returnDBConnection(dbConn, serialNumber);
|
| 692 |
1037
|
tao
|
}//finally
|
| 693 |
5392
|
berkley
|
logD1.info("replication.handleDeleteSingleDocument localId:" + docId);
|
| 694 |
1585
|
tao
|
}
|
| 695 |
2286
|
tao
|
|
| 696 |
1585
|
tao
|
/* Handle updateLastCheckTimForSingleServer*/
|
| 697 |
2286
|
tao
|
private void updateLastCheckTimeForSingleServer(ReplicationServer repServer)
|
| 698 |
5014
|
daigle
|
throws HandlerException
|
| 699 |
590
|
berkley
|
{
|
| 700 |
1585
|
tao
|
String server = repServer.getServerName();
|
| 701 |
1217
|
tao
|
DBConnection dbConn = null;
|
| 702 |
|
|
int serialNumber = -1;
|
| 703 |
|
|
PreparedStatement pstmt = null;
|
| 704 |
590
|
berkley
|
try
|
| 705 |
|
|
{
|
| 706 |
1585
|
tao
|
// Get DBConnection from pool
|
| 707 |
1217
|
tao
|
dbConn=DBConnectionPool.
|
| 708 |
1585
|
tao
|
getDBConnection("ReplicationHandler.updateLastCheckTimeForServer");
|
| 709 |
1217
|
tao
|
serialNumber=dbConn.getCheckOutSerialNumber();
|
| 710 |
2286
|
tao
|
|
| 711 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.updateLastCheckTimeForSingleServer - Try to update last_check for server: "+server);
|
| 712 |
1585
|
tao
|
// Get time from remote server
|
| 713 |
|
|
URL dateurl = new URL("https://" + server + "?server="+
|
| 714 |
4698
|
daigle
|
MetacatUtil.getLocalReplicationServerName()+"&action=gettime");
|
| 715 |
5014
|
daigle
|
String datexml = ReplicationService.getURLContent(dateurl);
|
| 716 |
|
|
logReplication.info("ReplicationHandler.updateLastCheckTimeForSingleServer - datexml: "+datexml);
|
| 717 |
1585
|
tao
|
if (datexml!=null && !datexml.equals(""))
|
| 718 |
|
|
{
|
| 719 |
|
|
String datestr = datexml.substring(11, datexml.indexOf('<', 11));
|
| 720 |
|
|
StringBuffer sql = new StringBuffer();
|
| 721 |
1751
|
tao
|
/*sql.append("update xml_replication set last_checked = to_date('");
|
| 722 |
1585
|
tao
|
sql.append(datestr).append("', 'YY-MM-DD HH24:MI:SS') where ");
|
| 723 |
1751
|
tao
|
sql.append("server like '").append(server).append("'");*/
|
| 724 |
|
|
sql.append("update xml_replication set last_checked = ");
|
| 725 |
5319
|
jones
|
sql.append(DatabaseService.getInstance().getDBAdapter().toDate(datestr, "MM/DD/YY HH24:MI:SS"));
|
| 726 |
1751
|
tao
|
sql.append(" where server like '").append(server).append("'");
|
| 727 |
1585
|
tao
|
pstmt = dbConn.prepareStatement(sql.toString());
|
| 728 |
2286
|
tao
|
|
| 729 |
1585
|
tao
|
pstmt.executeUpdate();
|
| 730 |
|
|
dbConn.commit();
|
| 731 |
|
|
pstmt.close();
|
| 732 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.updateLastCheckTimeForSingleServer - last_checked updated to "+datestr+" on "
|
| 733 |
2663
|
sgarg
|
+ server);
|
| 734 |
1585
|
tao
|
}//if
|
| 735 |
|
|
else
|
| 736 |
|
|
{
|
| 737 |
2286
|
tao
|
|
| 738 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.updateLastCheckTimeForSingleServer - Failed to update last_checked for server " +
|
| 739 |
2286
|
tao
|
server + " in db because couldn't get time "
|
| 740 |
2663
|
sgarg
|
);
|
| 741 |
1585
|
tao
|
throw new Exception("Couldn't get time for server "+ server);
|
| 742 |
|
|
}
|
| 743 |
2286
|
tao
|
|
| 744 |
|
|
}//try
|
| 745 |
1585
|
tao
|
catch(Exception e)
|
| 746 |
|
|
{
|
| 747 |
5014
|
daigle
|
logMetacat.error("ReplicationHandler.updateLastCheckTimeForSingleServer - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 748 |
|
|
logReplication.error("ReplicationHandler.updateLastCheckTimeForSingleServer - Failed to update last_checked for server " +
|
| 749 |
|
|
server + " in db because because " + e.getMessage());
|
| 750 |
|
|
throw new HandlerException("ReplicationHandler.updateLastCheckTimeForSingleServer - "
|
| 751 |
|
|
+ "Error updating last checked time: " + e.getMessage());
|
| 752 |
1585
|
tao
|
}
|
| 753 |
|
|
finally
|
| 754 |
|
|
{
|
| 755 |
|
|
//return DBConnection
|
| 756 |
|
|
DBConnectionPool.returnDBConnection(dbConn, serialNumber);
|
| 757 |
|
|
}//finally
|
| 758 |
|
|
}
|
| 759 |
2286
|
tao
|
|
| 760 |
|
|
|
| 761 |
|
|
|
| 762 |
1585
|
tao
|
/**
|
| 763 |
|
|
* updates xml_catalog with entries from other servers.
|
| 764 |
|
|
*/
|
| 765 |
|
|
private void updateCatalog()
|
| 766 |
|
|
{
|
| 767 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.updateCatalog - Start of updateCatalog");
|
| 768 |
1585
|
tao
|
// ReplicationServer object in server list
|
| 769 |
|
|
ReplicationServer replServer = null;
|
| 770 |
|
|
PreparedStatement pstmt = null;
|
| 771 |
|
|
String server = null;
|
| 772 |
2286
|
tao
|
|
| 773 |
|
|
|
| 774 |
1585
|
tao
|
// Go through each ReplicationServer object in sererlist
|
| 775 |
|
|
for (int j=0; j<serverList.size(); j++)
|
| 776 |
2286
|
tao
|
{
|
| 777 |
5014
|
daigle
|
Vector<Vector<String>> remoteCatalog = new Vector<Vector<String>>();
|
| 778 |
|
|
Vector<String> publicId = new Vector<String>();
|
| 779 |
1585
|
tao
|
try
|
| 780 |
|
|
{
|
| 781 |
1292
|
tao
|
// Get ReplicationServer object from server list
|
| 782 |
|
|
replServer = serverList.serverAt(j);
|
| 783 |
|
|
// Get server name from the ReplicationServer object
|
| 784 |
|
|
server = replServer.getServerName();
|
| 785 |
|
|
// Try to get catalog
|
| 786 |
1011
|
tao
|
URL u = new URL("https://" + server + "?server="+
|
| 787 |
4698
|
daigle
|
MetacatUtil.getLocalReplicationServerName()+"&action=getcatalog");
|
| 788 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.updateCatalog - sending message " + u.toString());
|
| 789 |
|
|
String catxml = ReplicationService.getURLContent(u);
|
| 790 |
2286
|
tao
|
|
| 791 |
1292
|
tao
|
// Make sure there are not error, no empty string
|
| 792 |
|
|
if (catxml.indexOf("error")!=-1 || catxml==null||catxml.equals(""))
|
| 793 |
|
|
{
|
| 794 |
1585
|
tao
|
throw new Exception("Couldn't get catalog list form server " +server);
|
| 795 |
1292
|
tao
|
}
|
| 796 |
5175
|
daigle
|
logReplication.debug("ReplicationHandler.updateCatalog - catxml: " + catxml);
|
| 797 |
590
|
berkley
|
CatalogMessageHandler cmh = new CatalogMessageHandler();
|
| 798 |
|
|
XMLReader catparser = initParser(cmh);
|
| 799 |
|
|
catparser.parse(new InputSource(new StringReader(catxml)));
|
| 800 |
|
|
//parse the returned catalog xml and put it into a vector
|
| 801 |
1585
|
tao
|
remoteCatalog = cmh.getCatalogVect();
|
| 802 |
2286
|
tao
|
|
| 803 |
5175
|
daigle
|
// Make sure remoteCatalog is not empty
|
| 804 |
1292
|
tao
|
if (remoteCatalog.isEmpty())
|
| 805 |
|
|
{
|
| 806 |
1585
|
tao
|
throw new Exception("Couldn't get catalog list form server " +server);
|
| 807 |
1292
|
tao
|
}
|
| 808 |
2286
|
tao
|
|
| 809 |
5014
|
daigle
|
String localcatxml = ReplicationService.getCatalogXML();
|
| 810 |
2286
|
tao
|
|
| 811 |
1292
|
tao
|
// Make sure local catalog is no empty
|
| 812 |
|
|
if (localcatxml==null||localcatxml.equals(""))
|
| 813 |
|
|
{
|
| 814 |
1585
|
tao
|
throw new Exception("Couldn't get catalog list form server " +server);
|
| 815 |
1292
|
tao
|
}
|
| 816 |
2286
|
tao
|
|
| 817 |
590
|
berkley
|
cmh = new CatalogMessageHandler();
|
| 818 |
|
|
catparser = initParser(cmh);
|
| 819 |
|
|
catparser.parse(new InputSource(new StringReader(localcatxml)));
|
| 820 |
5014
|
daigle
|
Vector<Vector<String>> localCatalog = cmh.getCatalogVect();
|
| 821 |
2286
|
tao
|
|
| 822 |
590
|
berkley
|
//now we have the catalog from the remote server and this local server
|
| 823 |
|
|
//we now need to compare the two and merge the differences.
|
| 824 |
|
|
//the comparison is base on the public_id fields which is the 4th
|
| 825 |
|
|
//entry in each row vector.
|
| 826 |
5014
|
daigle
|
publicId = new Vector<String>();
|
| 827 |
590
|
berkley
|
for(int i=0; i<localCatalog.size(); i++)
|
| 828 |
|
|
{
|
| 829 |
5014
|
daigle
|
Vector<String> v = new Vector<String>(localCatalog.elementAt(i));
|
| 830 |
|
|
logReplication.info("ReplicationHandler.updateCatalog - v1: " + v.toString());
|
| 831 |
590
|
berkley
|
publicId.add(new String((String)v.elementAt(3)));
|
| 832 |
595
|
berkley
|
//System.out.println("adding " + (String)v.elementAt(3));
|
| 833 |
590
|
berkley
|
}
|
| 834 |
1585
|
tao
|
}//try
|
| 835 |
|
|
catch (Exception e)
|
| 836 |
|
|
{
|
| 837 |
5014
|
daigle
|
logMetacat.error("ReplicationHandler.updateCatalog - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 838 |
|
|
logReplication.error("ReplicationHandler.updateCatalog - Failed to update catalog for server "+
|
| 839 |
1585
|
tao
|
server + " because " +e.getMessage());
|
| 840 |
|
|
}//catch
|
| 841 |
2286
|
tao
|
|
| 842 |
1585
|
tao
|
for(int i=0; i<remoteCatalog.size(); i++)
|
| 843 |
|
|
{
|
| 844 |
|
|
// DConnection
|
| 845 |
|
|
DBConnection dbConn = null;
|
| 846 |
|
|
// DBConnection checkout serial number
|
| 847 |
|
|
int serialNumber = -1;
|
| 848 |
|
|
try
|
| 849 |
590
|
berkley
|
{
|
| 850 |
1585
|
tao
|
dbConn=DBConnectionPool.
|
| 851 |
|
|
getDBConnection("ReplicationHandler.updateCatalog");
|
| 852 |
|
|
serialNumber=dbConn.getCheckOutSerialNumber();
|
| 853 |
5014
|
daigle
|
Vector<String> v = remoteCatalog.elementAt(i);
|
| 854 |
1585
|
tao
|
//System.out.println("v2: " + v.toString());
|
| 855 |
|
|
//System.out.println("i: " + i);
|
| 856 |
|
|
//System.out.println("remoteCatalog.size(): " + remoteCatalog.size());
|
| 857 |
|
|
//System.out.println("publicID: " + publicId.toString());
|
| 858 |
5014
|
daigle
|
logReplication.info
|
| 859 |
|
|
("ReplicationHandler.updateCatalog - v.elementAt(3): " + (String)v.elementAt(3));
|
| 860 |
1585
|
tao
|
if(!publicId.contains(v.elementAt(3)))
|
| 861 |
|
|
{ //so we don't have this public id in our local table so we need to
|
| 862 |
|
|
//add it.
|
| 863 |
|
|
//System.out.println("in if");
|
| 864 |
|
|
StringBuffer sql = new StringBuffer();
|
| 865 |
|
|
sql.append("insert into xml_catalog (entry_type, source_doctype, ");
|
| 866 |
|
|
sql.append("target_doctype, public_id, system_id) values (?,?,?,");
|
| 867 |
|
|
sql.append("?,?)");
|
| 868 |
|
|
//System.out.println("sql: " + sql.toString());
|
| 869 |
|
|
pstmt = dbConn.prepareStatement(sql.toString());
|
| 870 |
|
|
pstmt.setString(1, (String)v.elementAt(0));
|
| 871 |
|
|
pstmt.setString(2, (String)v.elementAt(1));
|
| 872 |
|
|
pstmt.setString(3, (String)v.elementAt(2));
|
| 873 |
|
|
pstmt.setString(4, (String)v.elementAt(3));
|
| 874 |
|
|
pstmt.setString(5, (String)v.elementAt(4));
|
| 875 |
|
|
pstmt.execute();
|
| 876 |
|
|
pstmt.close();
|
| 877 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.updateCatalog - Success fully to insert new publicid "+
|
| 878 |
1585
|
tao
|
(String)v.elementAt(3) + " from server"+server);
|
| 879 |
|
|
}
|
| 880 |
590
|
berkley
|
}
|
| 881 |
1585
|
tao
|
catch(Exception e)
|
| 882 |
|
|
{
|
| 883 |
5014
|
daigle
|
logMetacat.error("ReplicationHandler.updateCatalog - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 884 |
|
|
logReplication.error("ReplicationHandler.updateCatalog - Failed to update catalog for server "+
|
| 885 |
1585
|
tao
|
server + " because " +e.getMessage());
|
| 886 |
|
|
}//catch
|
| 887 |
|
|
finally
|
| 888 |
|
|
{
|
| 889 |
|
|
DBConnectionPool.returnDBConnection(dbConn, serialNumber);
|
| 890 |
5175
|
daigle
|
}//finally
|
| 891 |
1585
|
tao
|
}//for remote catalog
|
| 892 |
|
|
}//for server list
|
| 893 |
5014
|
daigle
|
logReplication.info("End of updateCatalog");
|
| 894 |
590
|
berkley
|
}
|
| 895 |
2286
|
tao
|
|
| 896 |
590
|
berkley
|
/**
|
| 897 |
579
|
berkley
|
* Method that returns true if docid has already been "deleted" from metacat.
|
| 898 |
582
|
berkley
|
* This method really implements a truth table for deleted documents
|
| 899 |
590
|
berkley
|
* The table is (a docid in one of the tables is represented by the X):
|
| 900 |
582
|
berkley
|
* xml_docs xml_revs deleted?
|
| 901 |
|
|
* ------------------------------------
|
| 902 |
|
|
* X X FALSE
|
| 903 |
|
|
* X _ FALSE
|
| 904 |
|
|
* _ X TRUE
|
| 905 |
|
|
* _ _ TRUE
|
| 906 |
579
|
berkley
|
*/
|
| 907 |
5014
|
daigle
|
private static boolean alreadyDeleted(String docid) throws HandlerException
|
| 908 |
579
|
berkley
|
{
|
| 909 |
1217
|
tao
|
DBConnection dbConn = null;
|
| 910 |
|
|
int serialNumber = -1;
|
| 911 |
|
|
PreparedStatement pstmt = null;
|
| 912 |
579
|
berkley
|
try
|
| 913 |
|
|
{
|
| 914 |
1217
|
tao
|
dbConn=DBConnectionPool.
|
| 915 |
|
|
getDBConnection("ReplicationHandler.alreadyDeleted");
|
| 916 |
|
|
serialNumber=dbConn.getCheckOutSerialNumber();
|
| 917 |
582
|
berkley
|
boolean xml_docs = false;
|
| 918 |
|
|
boolean xml_revs = false;
|
| 919 |
2286
|
tao
|
|
| 920 |
579
|
berkley
|
StringBuffer sb = new StringBuffer();
|
| 921 |
582
|
berkley
|
sb.append("select docid from xml_revisions where docid like '");
|
| 922 |
579
|
berkley
|
sb.append(docid).append("'");
|
| 923 |
1217
|
tao
|
pstmt = dbConn.prepareStatement(sb.toString());
|
| 924 |
579
|
berkley
|
pstmt.execute();
|
| 925 |
|
|
ResultSet rs = pstmt.getResultSet();
|
| 926 |
|
|
boolean tablehasrows = rs.next();
|
| 927 |
|
|
if(tablehasrows)
|
| 928 |
|
|
{
|
| 929 |
582
|
berkley
|
xml_revs = true;
|
| 930 |
|
|
}
|
| 931 |
2286
|
tao
|
|
| 932 |
582
|
berkley
|
sb = new StringBuffer();
|
| 933 |
|
|
sb.append("select docid from xml_documents where docid like '");
|
| 934 |
|
|
sb.append(docid).append("'");
|
| 935 |
667
|
berkley
|
pstmt.close();
|
| 936 |
1217
|
tao
|
pstmt = dbConn.prepareStatement(sb.toString());
|
| 937 |
|
|
//increase usage count
|
| 938 |
|
|
dbConn.increaseUsageCount(1);
|
| 939 |
582
|
berkley
|
pstmt.execute();
|
| 940 |
|
|
rs = pstmt.getResultSet();
|
| 941 |
|
|
tablehasrows = rs.next();
|
| 942 |
667
|
berkley
|
pstmt.close();
|
| 943 |
582
|
berkley
|
if(tablehasrows)
|
| 944 |
|
|
{
|
| 945 |
|
|
xml_docs = true;
|
| 946 |
|
|
}
|
| 947 |
2286
|
tao
|
|
| 948 |
582
|
berkley
|
if(xml_docs && xml_revs)
|
| 949 |
|
|
{
|
| 950 |
|
|
return false;
|
| 951 |
|
|
}
|
| 952 |
|
|
else if(xml_docs && !xml_revs)
|
| 953 |
|
|
{
|
| 954 |
|
|
return false;
|
| 955 |
|
|
}
|
| 956 |
|
|
else if(!xml_docs && xml_revs)
|
| 957 |
|
|
{
|
| 958 |
579
|
berkley
|
return true;
|
| 959 |
|
|
}
|
| 960 |
582
|
berkley
|
else if(!xml_docs && !xml_revs)
|
| 961 |
|
|
{
|
| 962 |
|
|
return true;
|
| 963 |
|
|
}
|
| 964 |
579
|
berkley
|
}
|
| 965 |
|
|
catch(Exception e)
|
| 966 |
|
|
{
|
| 967 |
5014
|
daigle
|
logMetacat.error("ReplicationHandler.alreadyDeleted - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 968 |
|
|
logReplication.error("ReplicationHandler.alreadyDeleted - general error in alreadyDeleted: " +
|
| 969 |
2663
|
sgarg
|
e.getMessage());
|
| 970 |
5014
|
daigle
|
throw new HandlerException("ReplicationHandler.alreadyDeleted - general error: "
|
| 971 |
|
|
+ e.getMessage());
|
| 972 |
579
|
berkley
|
}
|
| 973 |
667
|
berkley
|
finally
|
| 974 |
|
|
{
|
| 975 |
1217
|
tao
|
try
|
| 976 |
|
|
{
|
| 977 |
|
|
pstmt.close();
|
| 978 |
|
|
}//try
|
| 979 |
|
|
catch (SQLException ee)
|
| 980 |
|
|
{
|
| 981 |
5014
|
daigle
|
logMetacat.error("ReplicationHandler.alreadyDeleted - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 982 |
|
|
logReplication.error("ReplicationHandler.alreadyDeleted - Error in replicationHandler.alreadyDeleted "+
|
| 983 |
2663
|
sgarg
|
"to close pstmt: "+ee.getMessage());
|
| 984 |
5014
|
daigle
|
throw new HandlerException("ReplicationHandler.alreadyDeleted - SQL error when closing prepared statement: "
|
| 985 |
|
|
+ ee.getMessage());
|
| 986 |
1217
|
tao
|
}//catch
|
| 987 |
|
|
finally
|
| 988 |
|
|
{
|
| 989 |
|
|
DBConnectionPool.returnDBConnection(dbConn, serialNumber);
|
| 990 |
|
|
}//finally
|
| 991 |
|
|
}//finally
|
| 992 |
579
|
berkley
|
return false;
|
| 993 |
|
|
}
|
| 994 |
533
|
berkley
|
|
| 995 |
2286
|
tao
|
|
| 996 |
533
|
berkley
|
/**
|
| 997 |
574
|
berkley
|
* Method to initialize the message parser
|
| 998 |
|
|
*/
|
| 999 |
|
|
public static XMLReader initParser(DefaultHandler dh)
|
| 1000 |
5014
|
daigle
|
throws HandlerException
|
| 1001 |
574
|
berkley
|
{
|
| 1002 |
|
|
XMLReader parser = null;
|
| 1003 |
|
|
|
| 1004 |
|
|
try {
|
| 1005 |
|
|
ContentHandler chandler = dh;
|
| 1006 |
|
|
|
| 1007 |
|
|
// Get an instance of the parser
|
| 1008 |
4213
|
daigle
|
String parserName = PropertyService.getProperty("xml.saxparser");
|
| 1009 |
574
|
berkley
|
parser = XMLReaderFactory.createXMLReader(parserName);
|
| 1010 |
|
|
|
| 1011 |
|
|
// Turn off validation
|
| 1012 |
|
|
parser.setFeature("http://xml.org/sax/features/validation", false);
|
| 1013 |
2286
|
tao
|
|
| 1014 |
574
|
berkley
|
parser.setContentHandler((ContentHandler)chandler);
|
| 1015 |
|
|
parser.setErrorHandler((ErrorHandler)chandler);
|
| 1016 |
|
|
|
| 1017 |
5014
|
daigle
|
} catch (SAXException se) {
|
| 1018 |
|
|
throw new HandlerException("ReplicationHandler.initParser - Sax error when "
|
| 1019 |
|
|
+ " initializing parser: " + se.getMessage());
|
| 1020 |
|
|
} catch (PropertyNotFoundException pnfe) {
|
| 1021 |
|
|
throw new HandlerException("ReplicationHandler.initParser - Property error when "
|
| 1022 |
|
|
+ " getting parser name: " + pnfe.getMessage());
|
| 1023 |
|
|
}
|
| 1024 |
574
|
berkley
|
|
| 1025 |
|
|
return parser;
|
| 1026 |
|
|
}
|
| 1027 |
2286
|
tao
|
|
| 1028 |
2555
|
tao
|
/**
|
| 1029 |
5175
|
daigle
|
* This method will combine given time string(in short format) to current
|
| 1030 |
5014
|
daigle
|
* date. If the given time (e.g 10:00 AM) passed the current time (e.g 2:00
|
| 1031 |
|
|
* PM Aug 21, 2005), then the time will set to second day, 10:00 AM Aug 22,
|
| 1032 |
|
|
* 2005. If the given time (e.g 10:00 AM) haven't passed the current time
|
| 1033 |
|
|
* (e.g 8:00 AM Aug 21, 2005) The time will set to be 10:00 AM Aug 21, 2005.
|
| 1034 |
|
|
*
|
| 1035 |
|
|
* @param givenTime
|
| 1036 |
|
|
* the format should be "10:00 AM " or "2:00 PM"
|
| 1037 |
|
|
* @return
|
| 1038 |
|
|
* @throws Exception
|
| 1039 |
|
|
*/
|
| 1040 |
|
|
public static Date combinateCurrentDateAndGivenTime(String givenTime) throws HandlerException
|
| 1041 |
2555
|
tao
|
{
|
| 1042 |
5014
|
daigle
|
try {
|
| 1043 |
2555
|
tao
|
Date givenDate = parseTime(givenTime);
|
| 1044 |
|
|
Date newDate = null;
|
| 1045 |
|
|
Date now = new Date();
|
| 1046 |
|
|
String currentTimeString = getTimeString(now);
|
| 1047 |
|
|
Date currentTime = parseTime(currentTimeString);
|
| 1048 |
|
|
if ( currentTime.getTime() >= givenDate.getTime())
|
| 1049 |
|
|
{
|
| 1050 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.combinateCurrentDateAndGivenTime - Today already pass the given time, we should set it as tomorrow");
|
| 1051 |
2555
|
tao
|
String dateAndTime = getDateString(now) + " " + givenTime;
|
| 1052 |
|
|
Date combinationDate = parseDateTime(dateAndTime);
|
| 1053 |
|
|
// new date should plus 24 hours to make is the second day
|
| 1054 |
|
|
newDate = new Date(combinationDate.getTime()+24*3600*1000);
|
| 1055 |
|
|
}
|
| 1056 |
|
|
else
|
| 1057 |
|
|
{
|
| 1058 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.combinateCurrentDateAndGivenTime - Today haven't pass the given time, we should it as today");
|
| 1059 |
2555
|
tao
|
String dateAndTime = getDateString(now) + " " + givenTime;
|
| 1060 |
|
|
newDate = parseDateTime(dateAndTime);
|
| 1061 |
|
|
}
|
| 1062 |
5014
|
daigle
|
logReplication.warn("ReplicationHandler.combinateCurrentDateAndGivenTime - final setting time is "+ newDate.toString());
|
| 1063 |
2555
|
tao
|
return newDate;
|
| 1064 |
5014
|
daigle
|
} catch (ParseException pe) {
|
| 1065 |
|
|
throw new HandlerException("ReplicationHandler.combinateCurrentDateAndGivenTime - "
|
| 1066 |
|
|
+ "parsing error: " + pe.getMessage());
|
| 1067 |
|
|
}
|
| 1068 |
2555
|
tao
|
}
|
| 1069 |
2286
|
tao
|
|
| 1070 |
2555
|
tao
|
/*
|
| 1071 |
5014
|
daigle
|
* parse a given string to Time in short format. For example, given time is
|
| 1072 |
|
|
* 10:00 AM, the date will be return as Jan 1 1970, 10:00 AM
|
| 1073 |
|
|
*/
|
| 1074 |
|
|
private static Date parseTime(String timeString) throws ParseException
|
| 1075 |
2555
|
tao
|
{
|
| 1076 |
|
|
DateFormat format = DateFormat.getTimeInstance(DateFormat.SHORT);
|
| 1077 |
|
|
Date time = format.parse(timeString);
|
| 1078 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.parseTime - Date string is after parse a time string "
|
| 1079 |
2663
|
sgarg
|
+time.toString());
|
| 1080 |
2555
|
tao
|
return time;
|
| 1081 |
|
|
|
| 1082 |
|
|
}
|
| 1083 |
|
|
|
| 1084 |
|
|
/*
|
| 1085 |
5175
|
daigle
|
* Parse a given string to date and time. Date format is long and time
|
| 1086 |
2555
|
tao
|
* format is short.
|
| 1087 |
|
|
*/
|
| 1088 |
5014
|
daigle
|
private static Date parseDateTime(String timeString) throws ParseException
|
| 1089 |
2555
|
tao
|
{
|
| 1090 |
|
|
DateFormat format = DateFormat.getDateTimeInstance(DateFormat.LONG, DateFormat.SHORT);
|
| 1091 |
|
|
Date time = format.parse(timeString);
|
| 1092 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.parseDateTime - Date string is after parse a time string "+
|
| 1093 |
2663
|
sgarg
|
time.toString());
|
| 1094 |
2555
|
tao
|
return time;
|
| 1095 |
|
|
}
|
| 1096 |
|
|
|
| 1097 |
|
|
/*
|
| 1098 |
|
|
* Get a date string from a Date object. The date format will be long
|
| 1099 |
|
|
*/
|
| 1100 |
|
|
private static String getDateString(Date now)
|
| 1101 |
|
|
{
|
| 1102 |
|
|
DateFormat df = DateFormat.getDateInstance(DateFormat.LONG);
|
| 1103 |
|
|
String s = df.format(now);
|
| 1104 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.getDateString - Today is " + s);
|
| 1105 |
2555
|
tao
|
return s;
|
| 1106 |
|
|
}
|
| 1107 |
|
|
|
| 1108 |
|
|
/*
|
| 1109 |
|
|
* Get a time string from a Date object, the time format will be short
|
| 1110 |
|
|
*/
|
| 1111 |
|
|
private static String getTimeString(Date now)
|
| 1112 |
|
|
{
|
| 1113 |
|
|
DateFormat df = DateFormat.getTimeInstance(DateFormat.SHORT);
|
| 1114 |
|
|
String s = df.format(now);
|
| 1115 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.getTimeString - Time is " + s);
|
| 1116 |
2555
|
tao
|
return s;
|
| 1117 |
|
|
}
|
| 1118 |
2608
|
tao
|
|
| 1119 |
|
|
|
| 1120 |
|
|
/*
|
| 1121 |
4080
|
daigle
|
* This method will go through the docid list both in xml_Documents table
|
| 1122 |
|
|
* and in xml_revisions table @author tao
|
| 1123 |
|
|
*/
|
| 1124 |
5014
|
daigle
|
private void handleDocList(Vector<Vector<String>> docList, String tableName) {
|
| 1125 |
4080
|
daigle
|
boolean dataFile = false;
|
| 1126 |
|
|
for (int j = 0; j < docList.size(); j++) {
|
| 1127 |
|
|
// initial dataFile is false
|
| 1128 |
|
|
dataFile = false;
|
| 1129 |
|
|
// w is information for one document, information contain
|
| 1130 |
|
|
// docid, rev, server or datafile.
|
| 1131 |
5014
|
daigle
|
Vector<String> w = new Vector<String>(docList.elementAt(j));
|
| 1132 |
4080
|
daigle
|
// Check if the vector w contain "datafile"
|
| 1133 |
|
|
// If it has, this document is data file
|
| 1134 |
|
|
try {
|
| 1135 |
4173
|
daigle
|
if (w.contains((String) PropertyService.getProperty("replication.datafileflag"))) {
|
| 1136 |
4080
|
daigle
|
dataFile = true;
|
| 1137 |
|
|
}
|
| 1138 |
|
|
} catch (PropertyNotFoundException pnfe) {
|
| 1139 |
5014
|
daigle
|
logMetacat.error("ReplicationHandler.handleDocList - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 1140 |
|
|
logReplication.error("ReplicationHandler.handleDocList - Could not retrieve data file flag property. "
|
| 1141 |
4080
|
daigle
|
+ "Leaving as false: " + pnfe.getMessage());
|
| 1142 |
|
|
}
|
| 1143 |
|
|
// System.out.println("w: " + w.toString());
|
| 1144 |
|
|
// Get docid
|
| 1145 |
|
|
String docid = (String) w.elementAt(0);
|
| 1146 |
5014
|
daigle
|
logReplication.info("docid: " + docid);
|
| 1147 |
4080
|
daigle
|
// Get revision number
|
| 1148 |
|
|
int rev = Integer.parseInt((String) w.elementAt(1));
|
| 1149 |
5014
|
daigle
|
logReplication.info("rev: " + rev);
|
| 1150 |
5175
|
daigle
|
// Get remote server name (it is may not be doc home server because
|
| 1151 |
4080
|
daigle
|
// the new hub feature
|
| 1152 |
|
|
String remoteServer = (String) w.elementAt(2);
|
| 1153 |
|
|
remoteServer = remoteServer.trim();
|
| 1154 |
2608
|
tao
|
|
| 1155 |
4080
|
daigle
|
try {
|
| 1156 |
|
|
if (tableName.equals(DocumentImpl.DOCUMENTTABLE)) {
|
| 1157 |
|
|
handleDocInXMLDocuments(docid, rev, remoteServer, dataFile);
|
| 1158 |
|
|
} else if (tableName.equals(DocumentImpl.REVISIONTABLE)) {
|
| 1159 |
|
|
handleDocInXMLRevisions(docid, rev, remoteServer, dataFile);
|
| 1160 |
|
|
} else {
|
| 1161 |
|
|
continue;
|
| 1162 |
|
|
}
|
| 1163 |
2608
|
tao
|
|
| 1164 |
4861
|
daigle
|
} catch (Exception e) {
|
| 1165 |
5014
|
daigle
|
logMetacat.error("ReplicationHandler.handleDocList - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 1166 |
|
|
logReplication.error("ReplicationHandler.handleDocList - error to handle update doc in " + tableName
|
| 1167 |
4861
|
daigle
|
+ " in time replication" + e.getMessage());
|
| 1168 |
4080
|
daigle
|
continue;
|
| 1169 |
|
|
}
|
| 1170 |
5175
|
daigle
|
|
| 1171 |
|
|
if (_xmlDocQueryCount > 0 && (_xmlDocQueryCount % 100) == 0) {
|
| 1172 |
|
|
logMetacat.debug("ReplicationHandler.update - xml_doc query count: " + _xmlDocQueryCount +
|
| 1173 |
|
|
", xml_doc avg query time: " + (_xmlDocQueryTime / _xmlDocQueryCount));
|
| 1174 |
|
|
}
|
| 1175 |
|
|
|
| 1176 |
|
|
if (_xmlRevQueryCount > 0 && (_xmlRevQueryCount % 100) == 0) {
|
| 1177 |
|
|
logMetacat.debug("ReplicationHandler.update - xml_rev query count: " + _xmlRevQueryCount +
|
| 1178 |
|
|
", xml_rev avg query time: " + (_xmlRevQueryTime / _xmlRevQueryCount));
|
| 1179 |
|
|
}
|
| 1180 |
4080
|
daigle
|
|
| 1181 |
|
|
}// for update docs
|
| 1182 |
|
|
|
| 1183 |
|
|
}
|
| 1184 |
2608
|
tao
|
|
| 1185 |
|
|
/*
|
| 1186 |
4080
|
daigle
|
* This method will handle doc in xml_documents table.
|
| 1187 |
|
|
*/
|
| 1188 |
2608
|
tao
|
private void handleDocInXMLDocuments(String docid, int rev, String remoteServer, boolean dataFile)
|
| 1189 |
5014
|
daigle
|
throws HandlerException
|
| 1190 |
2608
|
tao
|
{
|
| 1191 |
|
|
// compare the update rev and local rev to see what need happen
|
| 1192 |
|
|
int localrev = -1;
|
| 1193 |
|
|
String action = null;
|
| 1194 |
|
|
boolean flag = false;
|
| 1195 |
|
|
try
|
| 1196 |
|
|
{
|
| 1197 |
5175
|
daigle
|
long docQueryStartTime = System.currentTimeMillis();
|
| 1198 |
2641
|
tao
|
localrev = DBUtil.getLatestRevisionInDocumentTable(docid);
|
| 1199 |
5175
|
daigle
|
long docQueryEndTime = System.currentTimeMillis();
|
| 1200 |
|
|
_xmlDocQueryTime += (docQueryEndTime - docQueryStartTime);
|
| 1201 |
|
|
_xmlDocQueryCount++;
|
| 1202 |
2608
|
tao
|
}
|
| 1203 |
|
|
catch (SQLException e)
|
| 1204 |
|
|
{
|
| 1205 |
5014
|
daigle
|
logMetacat.error("ReplicationHandler.handleDocInXMLDocuments - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 1206 |
|
|
logReplication.error("ReplicationHandler.handleDocInXMLDocuments - Local rev for docid "+ docid + " could not "+
|
| 1207 |
2663
|
sgarg
|
" be found because " + e.getMessage());
|
| 1208 |
5014
|
daigle
|
logReplication.error("ReplicationHandler.handleDocInXMLDocuments - " + DOCERRORNUMBER+"Docid "+ docid + " could not be "+
|
| 1209 |
2608
|
tao
|
"written because error happend to find it's local revision");
|
| 1210 |
2739
|
tao
|
DOCERRORNUMBER++;
|
| 1211 |
5014
|
daigle
|
throw new HandlerException ("ReplicationHandler.handleDocInXMLDocuments - Local rev for docid "+ docid + " could not "+
|
| 1212 |
|
|
" be found: " + e.getMessage());
|
| 1213 |
2608
|
tao
|
}
|
| 1214 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.handleDocInXMLDocuments - Local rev for docid "+ docid + " is "+
|
| 1215 |
2663
|
sgarg
|
localrev);
|
| 1216 |
2608
|
tao
|
|
| 1217 |
|
|
//check the revs for an update because this document is in the
|
| 1218 |
|
|
//local DB, it might be out of date.
|
| 1219 |
|
|
if (localrev == -1)
|
| 1220 |
|
|
{
|
| 1221 |
2713
|
tao
|
// check if the revision is in the revision table
|
| 1222 |
5014
|
daigle
|
Vector<Integer> localRevVector = null;
|
| 1223 |
|
|
try {
|
| 1224 |
5175
|
daigle
|
long revQueryStartTime = System.currentTimeMillis();
|
| 1225 |
5014
|
daigle
|
localRevVector = DBUtil.getRevListFromRevisionTable(docid);
|
| 1226 |
5175
|
daigle
|
long revQueryEndTime = System.currentTimeMillis();
|
| 1227 |
|
|
_xmlRevQueryTime += (revQueryEndTime - revQueryStartTime);
|
| 1228 |
|
|
_xmlRevQueryCount++;
|
| 1229 |
5014
|
daigle
|
} catch (SQLException sqle) {
|
| 1230 |
|
|
throw new HandlerException("ReplicationHandler.handleDocInXMLDocuments - SQL error "
|
| 1231 |
|
|
+ " when getting rev list for docid: " + docid + " : " + sqle.getMessage());
|
| 1232 |
|
|
}
|
| 1233 |
2713
|
tao
|
if (localRevVector != null && localRevVector.contains(new Integer(rev)))
|
| 1234 |
|
|
{
|
| 1235 |
|
|
// this version was deleted, so don't need replicate
|
| 1236 |
|
|
flag = false;
|
| 1237 |
|
|
}
|
| 1238 |
|
|
else
|
| 1239 |
|
|
{
|
| 1240 |
|
|
//insert this document as new because it is not in the local DB
|
| 1241 |
|
|
action = "INSERT";
|
| 1242 |
|
|
flag = true;
|
| 1243 |
|
|
}
|
| 1244 |
2608
|
tao
|
}
|
| 1245 |
|
|
else
|
| 1246 |
|
|
{
|
| 1247 |
|
|
if(localrev == rev)
|
| 1248 |
|
|
{
|
| 1249 |
|
|
// Local meatacat has the same rev to remote host, don't need
|
| 1250 |
|
|
// update and flag set false
|
| 1251 |
|
|
flag = false;
|
| 1252 |
|
|
}
|
| 1253 |
|
|
else if(localrev < rev)
|
| 1254 |
|
|
{
|
| 1255 |
|
|
//this document needs to be updated so send an read request
|
| 1256 |
|
|
action = "UPDATE";
|
| 1257 |
|
|
flag = true;
|
| 1258 |
|
|
}
|
| 1259 |
|
|
}
|
| 1260 |
2641
|
tao
|
|
| 1261 |
5014
|
daigle
|
String accNumber = null;
|
| 1262 |
|
|
try {
|
| 1263 |
|
|
accNumber = docid + PropertyService.getProperty("document.accNumSeparator") + rev;
|
| 1264 |
|
|
} catch (PropertyNotFoundException pnfe) {
|
| 1265 |
|
|
throw new HandlerException("ReplicationHandler.handleDocInXMLDocuments - error getting "
|
| 1266 |
|
|
+ "account number separator : " + pnfe.getMessage());
|
| 1267 |
|
|
}
|
| 1268 |
2608
|
tao
|
// this is non-data file
|
| 1269 |
|
|
if(flag && !dataFile)
|
| 1270 |
|
|
{
|
| 1271 |
|
|
try
|
| 1272 |
|
|
{
|
| 1273 |
2641
|
tao
|
handleSingleXMLDocument(remoteServer, action, accNumber, DocumentImpl.DOCUMENTTABLE);
|
| 1274 |
2608
|
tao
|
}
|
| 1275 |
5014
|
daigle
|
catch(HandlerException he)
|
| 1276 |
2608
|
tao
|
{
|
| 1277 |
|
|
// skip this document
|
| 1278 |
5014
|
daigle
|
throw he;
|
| 1279 |
2608
|
tao
|
}
|
| 1280 |
|
|
}//if for non-data file
|
| 1281 |
|
|
|
| 1282 |
|
|
// this is for data file
|
| 1283 |
|
|
if(flag && dataFile)
|
| 1284 |
|
|
{
|
| 1285 |
|
|
try
|
| 1286 |
|
|
{
|
| 1287 |
2641
|
tao
|
handleSingleDataFile(remoteServer, action, accNumber, DocumentImpl.DOCUMENTTABLE);
|
| 1288 |
2608
|
tao
|
}
|
| 1289 |
5014
|
daigle
|
catch(HandlerException he)
|
| 1290 |
2608
|
tao
|
{
|
| 1291 |
5175
|
daigle
|
// skip this data file
|
| 1292 |
5014
|
daigle
|
throw he;
|
| 1293 |
2608
|
tao
|
}
|
| 1294 |
|
|
|
| 1295 |
5175
|
daigle
|
}//for data file
|
| 1296 |
2608
|
tao
|
}
|
| 1297 |
|
|
|
| 1298 |
|
|
/*
|
| 1299 |
|
|
* This method will handle doc in xml_documents table.
|
| 1300 |
|
|
*/
|
| 1301 |
|
|
private void handleDocInXMLRevisions(String docid, int rev, String remoteServer, boolean dataFile)
|
| 1302 |
5014
|
daigle
|
throws HandlerException
|
| 1303 |
2608
|
tao
|
{
|
| 1304 |
|
|
// compare the update rev and local rev to see what need happen
|
| 1305 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.handleDocInXMLRevisions - In handle repliation revsion table");
|
| 1306 |
|
|
logReplication.info("ReplicationHandler.handleDocInXMLRevisions - the docid is "+ docid);
|
| 1307 |
|
|
logReplication.info("ReplicationHandler.handleDocInXMLRevisions - The rev is "+rev);
|
| 1308 |
|
|
Vector<Integer> localrev = null;
|
| 1309 |
2608
|
tao
|
String action = "INSERT";
|
| 1310 |
|
|
boolean flag = false;
|
| 1311 |
|
|
try
|
| 1312 |
|
|
{
|
| 1313 |
5175
|
daigle
|
long revQueryStartTime = System.currentTimeMillis();
|
| 1314 |
2608
|
tao
|
localrev = DBUtil.getRevListFromRevisionTable(docid);
|
| 1315 |
5175
|
daigle
|
long revQueryEndTime = System.currentTimeMillis();
|
| 1316 |
|
|
_xmlRevQueryTime += (revQueryEndTime - revQueryStartTime);
|
| 1317 |
|
|
_xmlRevQueryCount++;
|
| 1318 |
2608
|
tao
|
}
|
| 1319 |
5014
|
daigle
|
catch (SQLException sqle)
|
| 1320 |
2608
|
tao
|
{
|
| 1321 |
5014
|
daigle
|
logMetacat.error("ReplicationHandler.handleDocInXMLDocuments - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 1322 |
|
|
logReplication.error("ReplicationHandler.handleDocInXMLRevisions - Local rev for docid "+ docid + " could not "+
|
| 1323 |
|
|
" be found because " + sqle.getMessage());
|
| 1324 |
2739
|
tao
|
REVERRORNUMBER++;
|
| 1325 |
5014
|
daigle
|
throw new HandlerException ("ReplicationHandler.handleDocInXMLRevisions - SQL exception getting rev list: "
|
| 1326 |
|
|
+ sqle.getMessage());
|
| 1327 |
2608
|
tao
|
}
|
| 1328 |
5014
|
daigle
|
logReplication.info("ReplicationHandler.handleDocInXMLRevisions - rev list in xml_revision table for docid "+ docid + " is "+
|
| 1329 |
2663
|
sgarg
|
localrev.toString());
|
| 1330 |
2608
|
tao
|
|
| 1331 |
|
|
// if the rev is not in the xml_revision, we need insert it
|
| 1332 |
|
|
if (!localrev.contains(new Integer(rev)))
|
| 1333 |
|
|
{
|
| 1334 |
|
|
flag = true;
|
| 1335 |
|
|
}
|
| 1336 |
2641
|
tao
|
|
| 1337 |
5014
|
daigle
|
String accNumber = null;
|
| 1338 |
|
|
try {
|
| 1339 |
|
|
accNumber = docid + PropertyService.getProperty("document.accNumSeparator") + rev;
|
| 1340 |
|
|
} catch (PropertyNotFoundException pnfe) {
|
| 1341 |
|
|
throw new HandlerException("ReplicationHandler.handleDocInXMLRevisions - error getting "
|
| 1342 |
|
|
+ "account number separator : " + pnfe.getMessage());
|
| 1343 |
|
|
}
|
| 1344 |
2608
|
tao
|
// this is non-data file
|
| 1345 |
|
|
if(flag && !dataFile)
|
| 1346 |
|
|
{
|
| 1347 |
|
|
try
|
| 1348 |
|
|
{
|
| 1349 |
2641
|
tao
|
|
| 1350 |
|
|
handleSingleXMLDocument(remoteServer, action, accNumber, DocumentImpl.REVISIONTABLE);
|
| 1351 |
2608
|
tao
|
}
|
| 1352 |
5014
|
daigle
|
catch(HandlerException he)
|
| 1353 |
2608
|
tao
|
{
|
| 1354 |
|
|
// skip this document
|
| 1355 |
5014
|
daigle
|
throw he;
|
| 1356 |
2608
|
tao
|
}
|
| 1357 |
|
|
}//if for non-data file
|
| 1358 |
|
|
|
| 1359 |
|
|
// this is for data file
|
| 1360 |
|
|
if(flag && dataFile)
|
| 1361 |
|
|
{
|
| 1362 |
|
|
try
|
| 1363 |
|
|
{
|
| 1364 |
2641
|
tao
|
handleSingleDataFile(remoteServer, action, accNumber, DocumentImpl.REVISIONTABLE);
|
| 1365 |
2608
|
tao
|
}
|
| 1366 |
5014
|
daigle
|
catch(HandlerException he)
|
| 1367 |
2608
|
tao
|
{
|
| 1368 |
5175
|
daigle
|
// skip this data file
|
| 1369 |
5014
|
daigle
|
throw he;
|
| 1370 |
2608
|
tao
|
}
|
| 1371 |
|
|
|
| 1372 |
5175
|
daigle
|
}//for data file
|
| 1373 |
2608
|
tao
|
}
|
| 1374 |
3234
|
tao
|
|
| 1375 |
|
|
/*
|
| 1376 |
|
|
* Return a ip address for given url
|
| 1377 |
|
|
*/
|
| 1378 |
|
|
private String getIpFromURL(URL url)
|
| 1379 |
|
|
{
|
| 1380 |
|
|
String ip = null;
|
| 1381 |
|
|
try
|
| 1382 |
|
|
{
|
| 1383 |
|
|
InetAddress address = InetAddress.getByName(url.getHost());
|
| 1384 |
|
|
ip = address.getHostAddress();
|
| 1385 |
|
|
}
|
| 1386 |
|
|
catch(UnknownHostException e)
|
| 1387 |
|
|
{
|
| 1388 |
5014
|
daigle
|
logMetacat.error("ReplicationHandler.getIpFromURL - " + ReplicationService.METACAT_REPL_ERROR_MSG);
|
| 1389 |
|
|
logReplication.error("ReplicationHandler.getIpFromURL - Error in get ip address for host: "
|
| 1390 |
3234
|
tao
|
+e.getMessage());
|
| 1391 |
|
|
}
|
| 1392 |
|
|
|
| 1393 |
|
|
return ip;
|
| 1394 |
|
|
}
|
| 1395 |
2608
|
tao
|
|
| 1396 |
522
|
berkley
|
}
|