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Micro Distribution of the Payara Project for IBM JDK
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2011-2013 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:
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*/
package com.sun.enterprise.admin.cli.cluster;
import java.util.logging.Level;
import com.sun.enterprise.util.SystemPropertyConstants;
import com.sun.enterprise.util.io.FileUtils;
import com.trilead.ssh2.SCPClient;
import com.trilead.ssh2.SFTPv3DirectoryEntry;
import java.io.*;
import java.util.*;
import javax.inject.Inject;
import org.glassfish.api.Param;
import org.glassfish.api.admin.CommandException;
import org.glassfish.cluster.ssh.launcher.SSHLauncher;
import org.glassfish.cluster.ssh.sftp.SFTPClient;
import org.glassfish.cluster.ssh.util.SSHUtil;
import org.jvnet.hk2.annotations.Service;
import org.glassfish.hk2.api.PerLookup;
/**
* @author Byron Nevins
*/
@Service(name = "install-node-ssh")
@PerLookup
public class InstallNodeSshCommand extends InstallNodeBaseCommand {
@Param(name = "sshuser", optional = true, defaultValue = "${user.name}")
private String user;
@Param(optional = true, defaultValue = "22", name = "sshport")
int port;
@Param(optional = true)
String sshkeyfile;
@Inject
private SSHLauncher sshLauncher;
//storing password to prevent prompting twice
private Map sshPasswords = new HashMap();
@Override
String getRawRemoteUser() {
return user;
}
@Override
int getRawRemotePort() {
return port;
}
@Override
String getSshKeyFile() {
return sshkeyfile;
}
@Override
protected void validate() throws CommandException {
super.validate();
if (sshkeyfile == null) {
//if user hasn't specified a key file check if key exists in
//default location
String existingKey = SSHUtil.getExistingKeyFile();
if (existingKey == null) {
promptPass = true;
}
else {
sshkeyfile = existingKey;
}
}
else {
validateKey(sshkeyfile);
}
//we need the key passphrase if key is encrypted
if (sshkeyfile != null && SSHUtil.isEncryptedKey(sshkeyfile)) {
sshkeypassphrase = getSSHPassphrase(true);
}
}
@Override
void copyToHosts(File zipFile, ArrayList binDirFiles) throws CommandException {
// exception handling is too complicated to mess with in the real method.
// the idea is to catch everything here and re-throw as one kind
// the caller is just going to do it anyway so we may as well do it here.
// And it makes the signature simpler for other subclasses...
try {
copyToHostsInternal(zipFile, binDirFiles);
}
catch (CommandException ex) {
throw ex;
}
catch (IOException ex) {
throw new CommandException(ex);
}
catch (InterruptedException ex) {
throw new CommandException(ex);
}
}
private void copyToHostsInternal(File zipFile, ArrayList binDirFiles) throws IOException, InterruptedException, CommandException {
ByteArrayOutputStream outStream = new ByteArrayOutputStream();
boolean prompt = promptPass;
for (String host : hosts) {
sshLauncher.init(getRemoteUser(), host, getRemotePort(), sshpassword, getSshKeyFile(), sshkeypassphrase, logger);
if (getSshKeyFile() != null && !sshLauncher.checkConnection()) {
//key auth failed, so use password auth
prompt = true;
}
if (prompt) {
String sshpass = null;
if (sshPasswords.containsKey(host))
sshpass = String.valueOf(sshPasswords.get(host));
else
sshpass = getSSHPassword(host);
//re-initialize
sshLauncher.init(getRemoteUser(), host, getRemotePort(), sshpass, getSshKeyFile(), sshkeypassphrase, logger);
prompt = false;
}
String sshInstallDir = getInstallDir().replace('\\', '/');
SFTPClient sftpClient = sshLauncher.getSFTPClient();
SCPClient scpClient = sshLauncher.getSCPClient();
try {
if (!sftpClient.exists(sshInstallDir)) {
sftpClient.mkdirs(sshInstallDir, 0755);
}
}
catch (IOException ioe) {
logger.info(Strings.get("mkdir.failed", sshInstallDir, host));
throw new IOException(ioe);
}
//delete the sshInstallDir contents if non-empty
try {
//get list of file in DAS sshInstallDir
List files = getListOfInstallFiles(sshInstallDir);
deleteRemoteFiles(sftpClient, files, sshInstallDir, getForce());
}
catch (IOException ex) {
logger.finer("Failed to remove sshInstallDir contents");
throw new IOException(ex);
}
String zip = zipFile.getCanonicalPath();
try {
logger.info("Copying " + zip + " (" + zipFile.length() + " bytes)"
+ " to " + host + ":" + sshInstallDir);
// Looks like we need to quote the paths to scp in case they
// contain spaces.
scpClient.put(zipFile.getAbsolutePath(), FileUtils.quoteString(sshInstallDir));
if (logger.isLoggable(Level.FINER))
logger.finer("Copied " + zip + " to " + host + ":" +
sshInstallDir);
}
catch (IOException ex) {
logger.info(Strings.get("cannot.copy.zip.file", zip, host));
throw new IOException(ex);
}
try {
logger.info("Installing " + getArchiveName() + " into " + host + ":" + sshInstallDir);
String unzipCommand = "cd '" + sshInstallDir + "'; jar -xvf " + getArchiveName();
int status = sshLauncher.runCommand(unzipCommand, outStream);
if (status != 0) {
logger.info(Strings.get("jar.failed", host, outStream.toString()));
throw new CommandException("Remote command output: " + outStream.toString());
}
if (logger.isLoggable(Level.FINER))
logger.finer("Installed " + getArchiveName() + " into " +
host + ":" + sshInstallDir);
}
catch (IOException ioe) {
logger.info(Strings.get("jar.failed", host, outStream.toString()));
throw new IOException(ioe);
}
try {
logger.info("Removing " + host + ":" + sshInstallDir + "/" + getArchiveName());
sftpClient.rm(sshInstallDir + "/" + getArchiveName());
if (logger.isLoggable(Level.FINER))
logger.finer("Removed " + host + ":" + sshInstallDir + "/" +
getArchiveName());
}
catch (IOException ioe) {
logger.info(Strings.get("remove.glassfish.failed", host, sshInstallDir));
throw new IOException(ioe);
}
// unjarring doesn't retain file permissions, hence executables need
// to be fixed with proper permissions
logger.info("Fixing file permissions of all bin files under " + host + ":" + sshInstallDir);
try {
if (binDirFiles.isEmpty()) {
//binDirFiles can be empty if the archive isn't a fresh one
searchAndFixBinDirectoryFiles(sshInstallDir, sftpClient);
}
else {
for (String binDirFile : binDirFiles) {
sftpClient.chmod((sshInstallDir + "/" + binDirFile), 0755);
}
}
if (logger.isLoggable(Level.FINER))
logger.finer("Fixed file permissions of all bin files " +
"under " + host + ":" + sshInstallDir);
}
catch (IOException ioe) {
logger.info(Strings.get("fix.permissions.failed", host, sshInstallDir));
throw new IOException(ioe);
}
if (Constants.v4) {
logger.info("Fixing file permissions for nadmin file under " + host + ":"
+ sshInstallDir + "/" + SystemPropertyConstants.getComponentName() + "/lib");
try {
sftpClient.chmod((sshInstallDir + "/" + SystemPropertyConstants.getComponentName() + "/lib/nadmin"), 0755);
if (logger.isLoggable(Level.FINER))
logger.finer("Fixed file permission for nadmin under " +
host + ":" + sshInstallDir + "/" +
SystemPropertyConstants.getComponentName() +
"/lib/nadmin");
}
catch (IOException ioe) {
logger.info(Strings.get("fix.permissions.failed", host, sshInstallDir));
throw new IOException(ioe);
}
}
sftpClient.close();
}
}
/**
* Recursively list install dir and identify "bin" directory. Change permissions
* of files under "bin" directory.
* @param installDir GlassFish install root
* @param sftpClient ftp client handle
* @throws IOException
*/
private void searchAndFixBinDirectoryFiles(String installDir, SFTPClient sftpClient) throws IOException {
for (SFTPv3DirectoryEntry directoryEntry : (List) sftpClient.ls(installDir)) {
if (directoryEntry.filename.equals(".") || directoryEntry.filename.equals(".."))
continue;
else if (directoryEntry.attributes.isDirectory()) {
String subDir = installDir + "/" + directoryEntry.filename;
if (directoryEntry.filename.equals("bin")) {
fixAllFiles(subDir, sftpClient);
} else {
searchAndFixBinDirectoryFiles(subDir, sftpClient);
}
}
}
}
/**
* Set permissions of all files under specified directory. Note that this
* doesn't check the file type before changing the permissions.
* @param binDir directory where file permissions need to be fixed
* @param sftpClient ftp client handle
* @throws IOException
*/
private void fixAllFiles(String binDir, SFTPClient sftpClient) throws IOException {
for (SFTPv3DirectoryEntry directoryEntry : (List) sftpClient.ls(binDir)) {
if (directoryEntry.filename.equals(".") || directoryEntry.filename.equals(".."))
continue;
else {
String fName = binDir + "/" + directoryEntry.filename;
sftpClient.chmod(fName, 0755);
}
}
}
/**
* Determines if GlassFish is installed on remote host at specified location.
* Uses SSH launcher to execute 'asadmin version'
* @param host remote host
* @throws CommandException
* @throws IOException
* @throws InterruptedException
*/
private void checkIfAlreadyInstalled(String host, String sshInstallDir) throws CommandException, IOException, InterruptedException {
//check if an installation already exists on remote host
ByteArrayOutputStream outStream = new ByteArrayOutputStream();
try {
String asadmin = Constants.v4 ? "/lib/nadmin' version --local --terse" : "/bin/asadmin' version --local --terse";
String cmd = "'" + sshInstallDir + "/" + SystemPropertyConstants.getComponentName() + asadmin;
int status = sshLauncher.runCommand(cmd, outStream);
if (status == 0) {
if (logger.isLoggable(Level.FINER))
logger.finer(host + ":'" + cmd + "'" +
" returned [" + outStream.toString() + "]");
throw new CommandException(Strings.get("install.dir.exists", sshInstallDir));
}
else {
if (logger.isLoggable(Level.FINER))
logger.finer(host + ":'" + cmd + "'" +
" failed [" + outStream.toString() + "]");
}
}
catch (IOException ex) {
logger.info(Strings.get("glassfish.install.check.failed", host));
throw new IOException(ex);
}
}
@Override
final void precopy() throws CommandException {
if (getForce())
return;
boolean prompt = promptPass;
for (String host : hosts) {
sshLauncher.init(getRemoteUser(), host, getRemotePort(), sshpassword, getSshKeyFile(), sshkeypassphrase, logger);
if (getSshKeyFile() != null && !sshLauncher.checkConnection()) {
//key auth failed, so use password auth
prompt = true;
}
if (prompt) {
String sshpass = getSSHPassword(host);
sshPasswords.put(host, sshpass.toCharArray());
//re-initialize
sshLauncher.init(getRemoteUser(), host, getRemotePort(), sshpass, getSshKeyFile(), sshkeypassphrase, logger);
prompt = false;
}
String sshInstallDir = getInstallDir().replaceAll("\\\\", "/");
try {
SFTPClient sftpClient = sshLauncher.getSFTPClient();
if (sftpClient.exists(sshInstallDir)){
checkIfAlreadyInstalled(host, sshInstallDir);
}
sftpClient.close();
}
catch (IOException ex) {
throw new CommandException(ex);
}
catch (InterruptedException ex) {
throw new CommandException(ex);
}
}
}
}
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