Moving to root below branch label

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@2005 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/filesys/smb/server/NetBIOSSessionSocketHandler.java

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+/*
+ * Copyright (C) 2005 Alfresco, Inc.
+ *
+ * Licensed under the Mozilla Public License version 1.1 
+ * with a permitted attribution clause. You may obtain a
+ * copy of the License at
+ *
+ *   http://www.alfresco.org/legal/license.txt
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
+ * either express or implied. See the License for the specific
+ * language governing permissions and limitations under the
+ * License.
+ */
+package org.alfresco.filesys.smb.server;
+
+import java.net.InetAddress;
+import java.net.Socket;
+import java.net.SocketException;
+
+import org.alfresco.filesys.netbios.RFCNetBIOSProtocol;
+import org.alfresco.filesys.server.config.ServerConfiguration;
+import org.alfresco.filesys.smb.mailslot.TcpipNetBIOSHostAnnouncer;
+
+/**
+ * NetBIOS Socket Session Handler Class
+ */
+public class NetBIOSSessionSocketHandler extends SessionSocketHandler
+{
+
+    /**
+     * Class constructor
+     * 
+     * @param srv SMBServer
+     * @param port int
+     * @param bindAddr InetAddress
+     * @param debug boolean
+     */
+    public NetBIOSSessionSocketHandler(SMBServer srv, int port, InetAddress bindAddr, boolean debug)
+    {
+        super("NetBIOS", srv, port, bindAddr, debug);
+    }
+
+    /**
+     * Run the NetBIOS session socket handler
+     */
+    public void run()
+    {
+
+        try
+        {
+
+            // Clear the shutdown flag
+
+            clearShutdown();
+
+            // Wait for incoming connection requests
+
+            while (hasShutdown() == false)
+            {
+
+                // Debug
+
+                if (logger.isDebugEnabled() && hasDebug())
+                    logger.debug("[SMB] Waiting for NetBIOS session request ...");
+
+                // Wait for a connection
+
+                Socket sessSock = getSocket().accept();
+
+                // Debug
+
+                if (logger.isDebugEnabled() && hasDebug())
+                    logger.debug("[SMB] NetBIOS session request received from "
+                            + sessSock.getInetAddress().getHostAddress());
+
+                try
+                {
+
+                    // Create a packet handler for the session
+
+                    PacketHandler pktHandler = new NetBIOSPacketHandler(sessSock);
+
+                    // Create a server session for the new request, and set the session id.
+
+                    SMBSrvSession srvSess = new SMBSrvSession(pktHandler, getServer());
+                    srvSess.setSessionId(getNextSessionId());
+                    srvSess.setUniqueId(pktHandler.getShortName() + srvSess.getSessionId());
+                    srvSess.setDebugPrefix("[" + pktHandler.getShortName() + srvSess.getSessionId() + "] ");
+
+                    // Add the session to the active session list
+
+                    getServer().addSession(srvSess);
+
+                    // Start the new session in a seperate thread
+
+                    Thread srvThread = new Thread(srvSess);
+                    srvThread.setDaemon(true);
+                    srvThread.setName("Sess_N" + srvSess.getSessionId() + "_"
+                            + sessSock.getInetAddress().getHostAddress());
+                    srvThread.start();
+                }
+                catch (Exception ex)
+                {
+
+                    // Debug
+
+                    logger.error("[SMB] NetBIOS Failed to create session, ", ex);
+                }
+            }
+        }
+        catch (SocketException ex)
+        {
+
+            // Do not report an error if the server has shutdown, closing the server socket
+            // causes an exception to be thrown.
+
+            if (hasShutdown() == false)
+                logger.error("[SMB] NetBIOS Socket error : ", ex);
+        }
+        catch (Exception ex)
+        {
+
+            // Do not report an error if the server has shutdown, closing the server socket
+            // causes an exception to be thrown.
+
+            if (hasShutdown() == false)
+                logger.error("[SMB] NetBIOS Server error : ", ex);
+        }
+
+        // Debug
+
+        if (logger.isDebugEnabled() && hasDebug())
+            logger.debug("[SMB] NetBIOS session handler closed");
+    }
+
+    /**
+     * Create the TCP/IP NetBIOS session socket handlers for the main SMB/CIFS server
+     * 
+     * @param server SMBServer
+     * @param sockDbg boolean
+     * @exception Exception
+     */
+    public final static void createSessionHandlers(SMBServer server, boolean sockDbg) throws Exception
+    {
+
+        // Access the server configuration
+
+        ServerConfiguration config = server.getConfiguration();
+
+        // Create the NetBIOS SMB handler
+
+        SessionSocketHandler sessHandler = new NetBIOSSessionSocketHandler(server, RFCNetBIOSProtocol.PORT, config
+                .getSMBBindAddress(), sockDbg);
+        sessHandler.initialize();
+
+        // Add the session handler to the list of active handlers
+
+        server.addSessionHandler(sessHandler);
+
+        // Run the NetBIOS session handler in a seperate thread
+
+        Thread nbThread = new Thread(sessHandler);
+        nbThread.setName("NetBIOS_Handler");
+        nbThread.start();
+
+        // DEBUG
+
+        if (logger.isDebugEnabled() && sockDbg)
+            logger.debug("[SMB] TCP NetBIOS session handler created");
+
+        // Check if a host announcer should be created
+
+        if (config.hasEnableAnnouncer())
+        {
+
+            // Create the TCP NetBIOS host announcer
+
+            TcpipNetBIOSHostAnnouncer announcer = new TcpipNetBIOSHostAnnouncer();
+
+            // Set the host name to be announced
+
+            announcer.addHostName(config.getServerName());
+            announcer.setDomain(config.getDomainName());
+            announcer.setComment(config.getComment());
+            announcer.setBindAddress(config.getSMBBindAddress());
+
+            // Set the announcement interval
+
+            if (config.getHostAnnounceInterval() > 0)
+                announcer.setInterval(config.getHostAnnounceInterval());
+
+            try
+            {
+                announcer.setBroadcastAddress(config.getBroadcastMask());
+            }
+            catch (Exception ex)
+            {
+            }
+
+            // Set the server type flags
+
+            announcer.setServerType(config.getServerType());
+
+            // Enable debug output
+
+            if (config.hasHostAnnounceDebug())
+                announcer.setDebug(true);
+
+            // Add the host announcer to the SMS servers list
+
+            server.addHostAnnouncer(announcer);
+
+            // Start the host announcer thread
+
+            announcer.start();
+
+            // DEBUG
+
+            if (logger.isDebugEnabled() && sockDbg)
+                logger.debug("[SMB] TCP NetBIOS host announcer created");
+        }
+    }
+}