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Glassfish example source code file (SSHUtil.java)
The Glassfish SSHUtil.java source code/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common Development * and Distribution License("CDDL") (collectively, the "License"). You * may not use this file except in compliance with the License. You can * obtain a copy of the License at * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html * or packager/legal/LICENSE.txt. See the License for the specific * language governing permissions and limitations under the License. * * When distributing the software, include this License Header Notice in each * file and include the License file at packager/legal/LICENSE.txt. * * GPL Classpath Exception: * Oracle designates this particular file as subject to the "Classpath" * exception as provided by Oracle in the GPL Version 2 section of the License * file that accompanied this code. * * Modifications: * If applicable, add the following below the License Header, with the fields * enclosed by brackets [] replaced by your own identifying information: * "Portions Copyright [year] [name of copyright owner]" * * Contributor(s): * If you wish your version of this file to be governed by only the CDDL or * only the GPL Version 2, indicate your decision by adding "[Contributor] * elects to include this software in this distribution under the [CDDL or GPL * Version 2] license." If you don't indicate a single choice of license, a * recipient has the option to distribute your version of this file under * either the CDDL, the GPL Version 2 or to extend the choice of license to * its licensees as provided above. However, if you add GPL Version 2 code * and therefore, elected the GPL Version 2 license, then the option applies * only if the new code is made subject to such option by the copyright * holder. */ package org.glassfish.cluster.ssh.util; import com.trilead.ssh2.Connection; import java.util.ArrayList; import java.util.Arrays; import java.util.List; import java.io.File; import java.io.IOException; import com.sun.enterprise.util.io.FileUtils; /** * @author Rajiv Mordani */ public class SSHUtil { private static final List<Connection> activeConnections = new ArrayList<Connection>(); private static final String NL = System.getProperty("line.separator"); /** * Closes all the registered connections. */ private static synchronized void closeRegisteredConnections() { for (Connection connection : activeConnections) { connection.close(); } activeConnections.clear(); } /** * Registers a connection for cleanup when the plugin is stopped. * * @param connection The connection. */ public static synchronized void register(Connection connection) { if (!activeConnections.contains(connection)) { activeConnections.add(connection); } } /** * Unregisters a connection for cleanup when the plugin is stopped. * * @param connection The connection. */ public static synchronized void unregister(Connection connection) { connection.close(); activeConnections.remove(connection); } /** * Convert empty string to null. */ public static String checkString(String s) { if(s==null || s.length()==0) return null; return s; } public static String getExistingKeyFile() { String key = null; for (String keyName : Arrays.asList("id_rsa","id_dsa", "identity")) { String h = System.getProperty("user.home") + File.separator; File f = new File(h+".ssh"+File.separator+keyName); if (f.exists()) { key = h + ".ssh"+File.separator + keyName; break; } } return key; } public static String getDefaultKeyFile() { String k = System.getProperty("user.home") + File.separator //String k = System.getenv("HOME") + File.separator + ".ssh" + File.separator + "id_rsa"; return k; } /** * Simple method to validate an encrypted key file * @return true|false * @throws CommandException */ public static boolean isEncryptedKey(String sshkeyfile) throws IOException { boolean result = false; try { String f = FileUtils.readSmallFile(sshkeyfile); if (f.startsWith("-----BEGIN ") && f.contains("ENCRYPTED") && f.endsWith(" PRIVATE KEY-----" + NL)) { result=true; } } catch (Exception ex) { throw new IOException(ex.getMessage()); } return result; } } Other Glassfish examples (source code examples)Here is a short list of links related to this Glassfish SSHUtil.java source code file: |
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