tests/test-sessions/test-jdbc-sessions/src/test/java/org/eclipse/jetty/server/session/JdbcTestServer.java

//
//  ========================================================================
//  Copyright (c) 1995-2016 Mort Bay Consulting Pty. Ltd.
//  ------------------------------------------------------------------------
//  All rights reserved. This program and the accompanying materials
//  are made available under the terms of the Eclipse Public License v1.0
//  and Apache License v2.0 which accompanies this distribution.
//
//      The Eclipse Public License is available at
//      http://www.eclipse.org/legal/epl-v10.html
//
//      The Apache License v2.0 is available at
//      http://www.opensource.org/licenses/apache2.0.php
//
//  You may elect to redistribute this code under either of these licenses.
//  ========================================================================
//

package org.eclipse.jetty.server.session;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.HashSet;
import java.util.Set;

import org.eclipse.jetty.server.SessionIdManager;
import org.eclipse.jetty.server.SessionManager;
import org.eclipse.jetty.toolchain.test.MavenTestingUtils;

/**
 * JdbcTestServer
 */
public class JdbcTestServer extends AbstractTestServer
{
    public static final String DRIVER_CLASS = "org.apache.derby.jdbc.EmbeddedDriver";
    public static final String DEFAULT_CONNECTION_URL = "jdbc:derby:memory:sessions;create=true";
    public static final String DEFAULT_SHUTDOWN_URL = "jdbc:derby:memory:sessions;drop=true";
    public static final int STALE_INTERVAL = 1;
    

    public static final String EXPIRY_COL = "extime";
    public static final String LAST_ACCESS_COL = "latime";
    public static final String LAST_NODE_COL = "lnode";
    public static final String LAST_SAVE_COL = "lstime";
    public static final String MAP_COL = "mo";
    public static final String MAX_IDLE_COL = "mi";  
    public static final String TABLE = "mysessions";
    public static final String ID_COL = "mysessionid";
    public static final String ACCESS_COL = "atime";
    public static final String CONTEXT_COL = "cpath";
    public static final String COOKIE_COL = "cooktime";
    public static final String CREATE_COL = "ctime";
    
    static 
    {
        System.setProperty("derby.system.home", MavenTestingUtils.getTargetFile("test-derby").getAbsolutePath());
    }
    
    
    public static void shutdown (String connectionUrl)
    throws Exception
    {
        if (connectionUrl == null)
            connectionUrl = DEFAULT_SHUTDOWN_URL;
        
        try
        {
            DriverManager.getConnection(connectionUrl);
        }
        catch( SQLException expected )
        {
            if (!"08006".equals(expected.getSQLState()))
            {
               throw expected;
            }
        }
    }

    
    public JdbcTestServer(int port)
    {
        super(port);
    }
    
    public JdbcTestServer(int port, int maxInactivePeriod, int scavengePeriod, String connectionUrl)
    {
        super(port, maxInactivePeriod, scavengePeriod, connectionUrl);
    }
    
    public JdbcTestServer(int port, int maxInactivePeriod, int scavengePeriod)
    {
        super(port, maxInactivePeriod, scavengePeriod, DEFAULT_CONNECTION_URL);
    }
    
 
    /** 
     * @see org.eclipse.jetty.server.session.AbstractTestServer#newSessionHandler(org.eclipse.jetty.server.SessionManager)
     */
    @Override
    public SessionHandler newSessionHandler(SessionManager sessionManager)
    {
        return new SessionHandler(sessionManager);
    }

    static int __workers=0;
    
    /** 
     * @see org.eclipse.jetty.server.session.AbstractTestServer#newSessionIdManager(String)
     */
    @Override
    public  SessionIdManager newSessionIdManager(Object config)
    {
        synchronized(JdbcTestServer.class)
        {
            JDBCSessionIdManager idManager = new JDBCSessionIdManager(_server);
            idManager.setWorkerName("w"+(__workers++));
            idManager.getDatabaseAdaptor().setDriverInfo(DRIVER_CLASS, (config==null?DEFAULT_CONNECTION_URL:(String)config));
            JDBCSessionIdManager.SessionIdTableSchema idTableSchema = new JDBCSessionIdManager.SessionIdTableSchema();
            idTableSchema.setTableName("mysessionids");
            idTableSchema.setIdColumn("myid");

    

            
            return idManager;
        }
    }

    /** 
     * @see org.eclipse.jetty.server.session.AbstractTestServer#newSessionManager()
     */
    /** 
     * @see org.eclipse.jetty.server.session.AbstractTestServer#newSessionManager()
     */
    @Override
    public SessionManager newSessionManager()
    {
        JDBCSessionManager manager =  new JDBCSessionManager();
        manager.setSessionIdManager((JDBCSessionIdManager)_sessionIdManager);
        JDBCSessionDataStore ds = manager.getSessionDataStore();
        ds.setGracePeriodSec(_scavengePeriod);
        manager.getDatabaseAdaptor().setDriverInfo(DRIVER_CLASS, DEFAULT_CONNECTION_URL);
        JDBCSessionDataStore.SessionTableSchema sessionTableSchema = new JDBCSessionDataStore.SessionTableSchema();
        sessionTableSchema.setTableName(TABLE);
        sessionTableSchema.setIdColumn(ID_COL);
        sessionTableSchema.setAccessTimeColumn(ACCESS_COL);
        sessionTableSchema.setContextPathColumn(CONTEXT_COL);
        sessionTableSchema.setCookieTimeColumn(COOKIE_COL);
        sessionTableSchema.setCreateTimeColumn(CREATE_COL);
        sessionTableSchema.setExpiryTimeColumn(EXPIRY_COL);
        sessionTableSchema.setLastAccessTimeColumn(LAST_ACCESS_COL);
        sessionTableSchema.setLastNodeColumn(LAST_NODE_COL);
        sessionTableSchema.setLastSavedTimeColumn(LAST_SAVE_COL);
        sessionTableSchema.setMapColumn(MAP_COL);
        sessionTableSchema.setMaxIntervalColumn(MAX_IDLE_COL);       
        ds.setSessionTableSchema(sessionTableSchema);
        StalePeriodStrategy staleStrategy = new StalePeriodStrategy();
        staleStrategy.setStaleSec(STALE_INTERVAL);
       ((AbstractSessionStore)manager.getSessionStore()).setStaleStrategy(staleStrategy);
        return manager;
    }

    
    public boolean existsInSessionIdTable(String id)
    throws Exception
    {
        Class.forName(DRIVER_CLASS);
        Connection con = null;
        try
        {
            con = DriverManager.getConnection(DEFAULT_CONNECTION_URL);
            PreparedStatement statement = con.prepareStatement("select * from "+
                    ((JDBCSessionIdManager)_sessionIdManager)._sessionIdTableSchema.getTableName()+
                    " where "+((JDBCSessionIdManager)_sessionIdManager)._sessionIdTableSchema.getIdColumn()+" = ?");
            statement.setString(1, id);
            ResultSet result = statement.executeQuery();
            return result.next();
        }
        finally
        {
            if (con != null)
                con.close();
        }
    }
    
    
    public boolean existsInSessionTable(String id, boolean verbose)
    throws Exception
    {
        Class.forName(DRIVER_CLASS);
        Connection con = null;
        try
        {
            con = DriverManager.getConnection(DEFAULT_CONNECTION_URL);
            PreparedStatement statement = con.prepareStatement("select * from "+
                    TABLE+
                    " where "+ID_COL+" = ?");
            statement.setString(1, id);
            ResultSet result = statement.executeQuery();
            if (verbose)
            {
                boolean results = false;
                while (result.next())
                {
                    results = true;
                }
                return results;
            }
            else
                return result.next();
        }
        finally
        {
            if (con != null)
                con.close();
        }
    }
    
    
    
    public Set<String> getSessionIds ()
    throws Exception
    {
        HashSet<String> ids = new HashSet<String>();
        Class.forName(DRIVER_CLASS);
        Connection con = null;
        try
        {
            con = DriverManager.getConnection(DEFAULT_CONNECTION_URL);
            PreparedStatement statement = con.prepareStatement("select * from "+((JDBCSessionIdManager)_sessionIdManager)._sessionIdTableSchema.getTableName());
          
            ResultSet result = statement.executeQuery();
            while (result.next())
            {
                ids.add(result.getString(1));
            }
            return ids;
        }
        finally
        {
            if (con != null)
                con.close();
        }
    }
}