smbutils.java

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//
// This file is part of the OpenNMS(R) Application.
//
// OpenNMS(R) is Copyright (C) 2002-2003 The OpenNMS Group, Inc.  All rights reserved.
// OpenNMS(R) is a derivative work, containing both original code, included code and modified
// code that was published under the GNU General Public License. Copyrights for modified 
// and included code are below.
//
// OpenNMS(R) is a registered trademark of The OpenNMS Group, Inc.
//
// Modifications:
//
// 2003 Jan 31: Cleaned up some unused imports.
//
// Original code base Copyright (C) 1999-2001 Oculan Corp.  All rights reserved.
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.                                                            
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//       
// For more information contact: 
//      OpenNMS Licensing       <[e-mail]>
//      http://www.opennms.org/
//      http://www.opennms.com/
//

package org.opennms.netmgt.capsd;

import jcifs.netbios.NbtAddress;

import org.opennms.netmgt.config.capsd.SmbAuth;

/**
 * This class contains several static convience methods utilized by Capsd while
 * doing data collection via jCIFS and the SMB (Server Message Block) protocol.
 * 
 * @author <A HREF="mailto:[e-mail]">Mike </A>
 * @author <A HREF="http://www.opennms.org/">OpenNMS </A>
 * 
 * 
 */
public class SmbUtils {
    // NetBIOS Node Name Suffix Codes
    //
    public static final int WORKSTATION_SERVICE = 0x00; // <computername>

    public static final int MESSENGER_SERVICE_A = 0x01; // <computername>

    public static final int MASTER_BROWSER_G = 0x01; // \\--__MSBROWSE__

    public static final int MESSENGER_SERVICE_B = 0x03; // <computername>

    public static final int RAS_SERVER_SERVICE = 0x06; // <computername>

    public static final int NETDDE_SERVICE = 0x1F; // <computername>

    public static final int FILE_SERVER_SERVICE = 0x20; // <computername>

    public static final int RAS_CLIENT_SERVICE = 0x21; // <computername>

    public static final int MS_EXCHANGE_INTERCHANGE = 0x22; // <computername>

    public static final int MS_EXCHANGE_STORE = 0x23; // <computername>

    public static final int MS_EXCHANGE_DIRECTORY = 0x24; // <computername>

    public static final int MODEM_SHARING_SERVER_SERVICE = 0x30; // <computername>

    public static final int MODEM_SHARING_CLIENT_SERVICE = 0x31; // <computername>

    public static final int SMS_CLIENT_REMOTE_CONTROL = 0x43; // <computername>

    public static final int SMS_ADMIN_REMOTE_CONTROL_TOOL = 0x44; // <computername>

    public static final int SMS_CLIENTS_REMOTE_CHAT = 0x45; // <computername>

    public static final int SMS_CLIENTS_REMOTE_TRANSFER = 0x46; // <computername>

    public static final int DEC_PATHWORKS_TCPIP_SERVICE_A = 0x4C; // <computername>

    public static final int DEC_PATHWORKS_TCPIP_SERVICE_B = 0x52; // <computername>

    public static final int MS_EXCHANGE_MTA = 0x87; // <computername>

    public static final int MS_EXCHANGE_IMC = 0x6A; // <computername>

    public static final int NETWORK_MONITOR_AGENT = 0xBE; // <computername>

    public static final int NETWORK_MONITOR_APPLICATION = 0xBF; // <computername>

    public static final int MESSENGER_SERVICE = 0x03; // <username>

    public static final int DOMAIN_NAME = 0x00; // <domain>

    public static final int DOMAIN_MASTER_BROWSER = 0x1B; // <domain>

    public static final int DOMAIN_CONTROLLERS = 0x1C; // <domain>

    public static final int MASTER_BROWSER_U = 0x1D; // <domain>

    public static final int BROWSER_SERVICE_ELECTIONS = 0x1E; // <domain>

    public static final int INTERNET_INFORMATION_SERVER_G = 0x1C; // INET~SERVICES
                                                                    // (GROUP)

    public static final int INTERNET_INFORMATION_SERVER_U = 0x00; // IS~<computername>
                                                                    // (UNIQUE)

    public static final int LOTUS_NOTES_SERVER_SERVICE = 0x2B; // <computername>

    public static final int LOTUS_NOTES_IRIS_MULTICAST = 0x2F; // IRISMULTICAST

    public static final int LOTUS_NOTES_IRIS_NAME_SERVER = 0x33; // IRISNAMESERVER

    public static final int DCA_IRMALAN_GATEWAY_SERVER_SERVICE = 0x20; // FORTE_$ND800ZA

    /**
     * This method attempts to determine the authentication domain for a remote
     * host. The list of NbtAddress objects is processed in order to find an
     * entry with a DOMAIN_NAME (0x00) suffix. WORKSTATION_SERVICE and
     * INTERNET_INFORMATION_SERVER share the same 0x00 suffix so these entries
     * must be ignored while processing the address list.
     * 
     * @param addresses
     *            List of NbtAddress objects associated with the remote host.
     * @param cname
     *            NetBIOS name of the remote host.
     * 
     * @return remote host's authentication domain or null if unavailable.
     */
    static String getAuthenticationDomainName(NbtAddress[] addresses, String cname) {
        String domain = null;
        if (addresses != null) {
            for (int i = 0; i < addresses.length && domain == null; i++) {
                NbtAddress addr = addresses[i];

                // look at the domain name type and search for
                // anything that returns 0x00. Then check other
                // criteria to eliminate IIS and other nondesired
                // elements from the list
                //
                if (addr.getNameType() == DOMAIN_NAME) {
                    // the 0x00 suffic can be one of the following types:
                    //
                    // WORKSTATION_SERVICE
                    // INTERNET_INFORMATION_SERVER
                    // DOMAIN_NAME
                    //
                    // Eliminate the Workstation service by verifying that
                    // the NetBIOS name does not equal the current
                    // computer name.
                    //
                    // Eliminate the IIS servers hits by checking for the
                    // string prefix IS~ in the NetBIOS name.
                    //
                    if (!addr.getHostName().equals(cname) && !addr.getHostName().startsWith("IS~")) {
                        domain = addr.getHostName();
                    }
                }
            }
        }
        return domain;
    }

    /**
     * Returns the operating system label to be associated with a node in 'node'
     * table in the databse. This call should be made after an attempt to
     * determine if the interface supports Microsoft Exchange. This is
     * determined by the {@link MSExchangePlugin MSExchangePlugin}class.
     * 
     * @param nativeOS
     *            OS string returned by jCIFS following SMB session
     *            establishment with the remote host.
     * @param addresses
     *            array of NbtAddress objects associated with the remote host
     *            being tested.
     * @param isSamba
     *            <em>true</em> if it has been derived that the remote system
     *            is running Samba.
     * @param hasExchange
     *            <em>true</em> if the service supports microsoft exhange.
     * 
     * @return The Operating system label
     */
    static String getOsLabel(String nativeOS, NbtAddress[] addresses, boolean isSamba, boolean hasExchange) {