package de.micromata.borgbutler.server;
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import de.micromata.borgbutler.cache.ButlerCache;
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import de.micromata.borgbutler.config.ConfigurationHandler;
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import de.micromata.borgbutler.json.borg.BorgFilesystemItem;
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import de.micromata.borgbutler.server.jetty.JettyServer;
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import de.micromata.borgbutler.server.user.SingleUserManager;
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import de.micromata.borgbutler.server.user.UserManager;
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import org.apache.commons.cli.*;
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import org.apache.commons.compress.compressors.gzip.GzipCompressorOutputStream;
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import org.apache.commons.io.FileUtils;
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import org.apache.commons.io.FilenameUtils;
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import org.apache.commons.lang3.StringUtils;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.awt.*;
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import java.io.*;
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import java.text.DateFormat;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import java.util.List;
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import java.util.TimeZone;
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public class Main {
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private static Logger log = LoggerFactory.getLogger(Main.class);
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private static final Main main = new Main();
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private JettyServer server;
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private boolean shutdownInProgress;
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private Main() {
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}
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public static void main(String[] args) {
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main._start(args);
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}
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public static JettyServer startUp(String... restPackageNames) {
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return main._startUp(restPackageNames);
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}
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public static void shutdown() {
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main._shutdown();
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}
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private void _start(String[] args) {
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ConfigurationHandler.setConfigClazz(ServerConfiguration.class);
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// create Options object
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Options options = new Options();
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options.addOption("e", "extract-archive-content", true, "Extracts the content of an archive cache file only (doesn't start the server). A complete file list of the archive will be extracted to stdout.");
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options.addOption("p", "port", true, "The default port for the web server.");
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options.addOption("q", "quiet", false, "Don't open browser automatically.");
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options.addOption("h", "help", false, "Print this help screen.");
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//options.addOption("homeDir", true, "Specify own home directory of butler. Default is $HOME/.borgbutler");
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CommandLineParser parser = new DefaultParser();
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try {
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// parse the command line arguments
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CommandLine line = parser.parse(options, args);
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if (line.hasOption('h')) {
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printHelp(options);
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return;
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}
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if (line.hasOption('e')) {
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String file = line.getOptionValue("e");
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printArchiveContent(file);
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return;
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}
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if (line.hasOption('p')) {
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// initialise the member variable
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String portString = line.getOptionValue("p");
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try {
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int port = Integer.parseInt(portString);
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if (port < 1 || port > 65535) {
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System.err.println("Port outside range.");
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return;
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}
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ServerConfiguration.get().setPort(port);
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} catch (NumberFormatException ex) {
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printHelp(options);
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return;
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}
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}
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String applicationHome = System.getProperty("borgbutlerHome");
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if (applicationHome != null) {
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ConfigurationHandler.init(applicationHome);
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}
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if (Desktop.isDesktopSupported()) {
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RunningMode.setServerType(RunningMode.ServerType.DESKTOP);
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} else {
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RunningMode.setServerType(RunningMode.ServerType.SERVER);
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}
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RunningMode.logMode();
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Runtime.getRuntime().addShutdownHook(new Thread() {
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@Override
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public void run() {
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main._shutdown();
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}
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});
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JettyServer server = startUp();
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BorgInstallation.getInstance().initialize();
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if (!line.hasOption('q')) {
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try {
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java.awt.Desktop.getDesktop().browse(java.net.URI.create(server.getUrl()));
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} catch (Exception ex) {
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log.info("Can't open web browser: " + ex.getMessage());
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}
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} else {
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log.info("Please open your browser: " + server.getUrl().replace("0.0.0.0", "127.0.0.1")); // 0.0.0.0 for Docker installations.
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}
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} catch (ParseException ex) {
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// oops, something went wrong
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System.err.println("Parsing failed. Reason: " + ex.getMessage());
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printHelp(options);
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}
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}
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private JettyServer _startUp(String... restPackageNames) {
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server = new JettyServer();
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server.start(restPackageNames);
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UserManager.setUserManager(new SingleUserManager());
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return server;
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}
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private void _shutdown() {
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if (server == null) {
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// Do nothing (server wasn't started).
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return;
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}
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synchronized (this) {
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if (shutdownInProgress == true) {
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// Another thread already called this method. There is nothing further to do.
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return;
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}
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shutdownInProgress = true;
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}
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log.info("Shutting down BorgButler web server...");
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server.stop();
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ButlerCache.getInstance().shutdown();
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}
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private static void printHelp(Options options) {
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HelpFormatter formatter = new HelpFormatter();
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formatter.printHelp("borgbutler-server", options);
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}
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private static void printArchiveContent(String fileName) {
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File file = new File(fileName);
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List<BorgFilesystemItem> fileList = ButlerCache.getInstance().getArchiveContent(file);
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boolean parseFormatExceptionPrinted = false;
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if (fileList != null && fileList.size() > 0) {
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TimeZone tz = TimeZone.getTimeZone("UTC");
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DateFormat iso = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss'Z'"); // Quoted "Z" to indicate UTC, no timezone offset
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iso.setTimeZone(tz);
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DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.S");
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File out = new File(FilenameUtils.getBaseName(fileName) + ".txt.gz");
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log.info("Writing file list to: " + out.getAbsolutePath());
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try (PrintWriter writer = new PrintWriter(new BufferedOutputStream(new GzipCompressorOutputStream(new FileOutputStream(out))))) {
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for (BorgFilesystemItem item : fileList) {
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String time = item.getMtime();
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if (time.indexOf('T') > 0) {
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try {
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Date date = df.parse(item.getMtime());
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time = iso.format(date);
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} catch (java.text.ParseException ex) {
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if (!parseFormatExceptionPrinted) {
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parseFormatExceptionPrinted = true;
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log.error("Can't parse date: " + item.getMtime());
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}
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}
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}
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writer.write(item.getMode() + " " + item.getUser() + " "
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+ StringUtils.rightPad(FileUtils.byteCountToDisplaySize(item.getSize()), 10)
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+ " " + time + " " + item.getPath());
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writer.write("\n");
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}
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} catch (IOException ex) {
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log.error("Can't write file '" + out.getAbsolutePath() + "': " + ex.getMessage());
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}
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}
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// 2018-12-04T22:44:58.924642
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}
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}
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