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package org.openslx.dozmod.gui.wizard.page;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.io.Reader;
import java.nio.file.Files;
import javax.swing.JFileChooser;
import javax.swing.JOptionPane;
import org.apache.commons.io.FileUtils;
import org.apache.commons.io.FilenameUtils;
import org.apache.log4j.Logger;
import org.openslx.dozmod.Config;
import org.openslx.dozmod.gui.Gui;
import org.openslx.dozmod.gui.helper.I18n;
import org.openslx.dozmod.gui.helper.MessageType;
import org.openslx.dozmod.gui.helper.QFileChooser;
import org.openslx.dozmod.gui.wizard.Wizard;
import org.openslx.dozmod.gui.wizard.layout.ImageOvfConversionPageLayout;
import org.openslx.dozmod.state.UploadWizardState;
import org.openslx.dozmod.util.ConversionTaskWorker;
/**
* Page for converting an ovf image into an vmx image. Creates a directory for
* the new vmx image, starts the conversion SwingWorker and shows the progress.
* Replaces the image description file in state after conversion.
*/
public class ImageOvfConversionPage extends ImageOvfConversionPageLayout {
/**
* Version for serialization.
*/
private static final long serialVersionUID = 464428060782110490L;
private final static Logger LOGGER = Logger.getLogger(ImageOvfConversionPage.class);
private UploadWizardState state;
private ImageOvfConversionPage page;
private File vmxFile;
private ConversionTaskWorker worker;
private String startConversionButtonString = I18n.PAGE
.getString("ImageOvfConversion.StartConversionButton.text");
public boolean conversionStarted = false;
public boolean conversionSuccessful = false;
private String ovfToolPath = "ovftool";
public ImageOvfConversionPage(Wizard wizard, UploadWizardState uploadWizardState) {
super(wizard);
setPageComplete(false);
this.canComeBack = false;
this.state = uploadWizardState;
page = this;
String os = System.getProperty("os.name");
// Linux install should have put the ovftool into the path variable.
// Try to set it for windows and macos.
if (os.toLowerCase().contains("windows")) {
ovfToolPath = System.getenv("ProgramFiles(X86)")
+ "\\VMware\\VMware Workstation\\OVFTool\\ovftool.exe";
if (!(new File(ovfToolPath).exists())) {
ovfToolPath = System.getenv("ProgramFiles(X86)")
+ "\\VMware\\VMware Player\\OVFTool\\ovftool.exe";
}
} else if (os.toLowerCase().contains("mac")) {
ovfToolPath = "/Applications/VMware Fusion.app/Contents/Library/VMware OVF Tool";
}
txtInfoText.setVisible(true);
// Start the conversion
btnStartConversion.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
if (worker == null) {
try {
updateConversionProgressbar(0);
btnStartConversion.setText(
I18n.PAGE.getString("ImageOvfConversion.AbortConversionButton.text"));
convertOvfToVmx(state.descriptionFile);
} catch (Exception error) {
btnStartConversion.setEnabled(false);
Gui.showMessageBox(page,
I18n.PAGE.getString("ImageOvfConversion.ErrorMessage.ConversionFailed"),
MessageType.ERROR, LOGGER, error);
}
} else {
page.cancelConversionWorker();
}
}
});
// Browse for *.vmx
btnBrowseForOvftool.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
browseForOvftoolPath();
}
});
}
// Check wether the file contains the keyword. Stops after the first few lines.
private boolean fileContainsKeyword(File file, String keyword) {
try (Reader reader = new FileReader(file); BufferedReader buffered = new BufferedReader(reader)) {
String line;
int lineCount = 0;
while ((line = buffered.readLine()) != null && lineCount < 50) {
if (line.toLowerCase().contains(keyword)) {
LOGGER.debug("Detected OVF/OVA created with Virtual Box");
return true;
}
}
} catch (IOException e) {
e.printStackTrace();
}
return false;
}
public void browseForOvftoolPath() {
QFileChooser fc = new QFileChooser(Config.getUploadPath(), false);
int action = fc.showOpenDialog(getDialog());
File file = fc.getSelectedFile();
if (action != JFileChooser.APPROVE_OPTION || file == null) {
return;
}
page.ovfToolPath = file.getAbsolutePath();
btnStartConversion.setEnabled(true);
ovfToolFile.setText(page.ovfToolPath);
}
public void cancelConversionWorker() {
if (worker != null) {
worker.cancel(true);
btnStartConversion.setText(startConversionButtonString);
worker = null;
}
}
// Check if the directory we want to create for the converted virtual machine
// exists and create it
private void convertOvfToVmx(File file) throws IOException {
File directoryFile = new File(file.getParent() + "/converted_vm");
LOGGER.debug("Directory for converted VM:" + directoryFile.getAbsolutePath());
// Cancel if user clicks cancel
if (directoryFile.exists() && !askDeleteDirAndContinue(directoryFile)) {
btnStartConversion.setText(startConversionButtonString);
return;
}
conversionStarted = true;
Files.createDirectories(directoryFile.toPath());
vmxFile = new File(
directoryFile.getPath() + "/" + FilenameUtils.removeExtension((file.getName())) + ".vmx");
worker = new ConversionTaskWorker(file, vmxFile, page, ovfToolPath);
worker.execute();
state.convertedDescriptionFile = vmxFile;
}
private boolean askDeleteDirAndContinue(File directoryFile) throws IOException {
if (directoryFile.exists()) {
int dialogButton = JOptionPane.YES_NO_OPTION;
int dialogResult;
if (!conversionStarted) {
dialogResult = JOptionPane.showConfirmDialog(this,
I18n.PAGE.getString("ImageOvfConversion.Dialog.DirectoryExists"),
I18n.PAGE.getString("ImageOvfConversion.Dialog.DirectoryExists.title"), dialogButton);
} else {
dialogResult = JOptionPane.showConfirmDialog(this,
I18n.PAGE.getString("ImageOvfConversion.Dialog.RemoveTmpDirectory"),
I18n.PAGE.getString("ImageOvfConversion.Dialog.RemoveTmpDirectory.title"),
dialogButton);
}
if (dialogResult == 0) {
FileUtils.deleteDirectory(directoryFile);
return true;
} else {
return false;
}
}
// Nothing to delete. Should be OK to continue
return true;
}
public void updateConversionProgressbar(int percent) {
conversionProgressBar.setValue(percent);
}
public void updateConversionProgressbarText(String text) {
conversionProgressBar.setString(text);
}
@Override
protected boolean wantNextOrFinish() {
return false;
}
@Override
protected void onPageEnter() {
if (!fileContainsKeyword(state.descriptionFile, "vmware")) {
Gui.showMessageBox(this,
I18n.PAGE.getString("ImageOvfConversion.MessageBox.notAVmwareOrVboxImage"),
MessageType.WARNING, LOGGER, null);
} else if (fileContainsKeyword(state.descriptionFile, "vbox")) {
Gui.showMessageBox(this, I18n.PAGE.getString("ImageOvfConversion.MessageBox.VboxDetected"),
MessageType.INFO, LOGGER, null);
}
updateConversionProgressbar(0);
updateConversionProgressbarText("");
conversionStarted = false;
conversionSuccessful = false;
btnStartConversion.setText(startConversionButtonString);
}
@Override
protected void onPageLeave() {
// Make sure the worker is stopped when leaving the page.
if (wizard.isCancelled() || (conversionStarted && !conversionSuccessful)) {
page.cancelConversionWorker();
if (state.convertedDescriptionFile != null) {
try {
askDeleteDirAndContinue(state.convertedDescriptionFile.getParentFile());
} catch (IOException e) {
LOGGER.debug(e);
}
}
state.convertedDescriptionFile = null;
conversionStarted = false;
}
super.onPageLeave();
}
}
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