Example usage for org.apache.commons.net.ftp FTPClient enterLocalPassiveMode

List of usage examples for org.apache.commons.net.ftp FTPClient enterLocalPassiveMode

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Introduction

In this page you can find the example usage for org.apache.commons.net.ftp FTPClient enterLocalPassiveMode.

Prototype

public void enterLocalPassiveMode()

Source Link

Document

Set the current data connection mode to PASSIVE_LOCAL_DATA_CONNECTION_MODE .

Usage

From source file:com.microsoft.azuretools.utils.WebAppUtils.java

public static FTPClient getFtpConnection(PublishingProfile pp) throws IOException {

    FTPClient ftp = new FTPClient();

    System.out.println("\t\t" + pp.ftpUrl());
    System.out.println("\t\t" + pp.ftpUsername());
    System.out.println("\t\t" + pp.ftpPassword());

    URI uri = URI.create("ftp://" + pp.ftpUrl());
    ftp.connect(uri.getHost(), 21);//from  w  w  w  .  j  av  a  2s  .c  o m
    final int replyCode = ftp.getReplyCode();
    if (!FTPReply.isPositiveCompletion(replyCode)) {
        ftp.disconnect();
        throw new ConnectException("Unable to connect to FTP server");
    }

    if (!ftp.login(pp.ftpUsername(), pp.ftpPassword())) {
        throw new ConnectException("Unable to login to FTP server");
    }

    ftp.setControlKeepAliveTimeout(Constants.connection_read_timeout_ms);
    ftp.setFileType(FTP.BINARY_FILE_TYPE);
    ftp.enterLocalPassiveMode();//Switch to passive mode

    return ftp;
}

From source file:com.unicomer.opos.inhouse.gface.ejb.impl.GfaceGuatefacturasControlFtpEjbLocalImpl.java

public void send(File[] archivos) {
    try {//  w  w  w. java 2 s .c o  m
        HashMap<String, String> params = getFtpParams();
        FTPClient ftpClient = getFtpClient(params);
        BufferedInputStream buffIn = null;
        for (File actual : archivos) {
            //                String fileName = "PROCESOS_PARA_EL_IVA_VENTAS_UNICOMER.xlsx";
            buffIn = new BufferedInputStream(new FileInputStream(actual.getAbsolutePath()));//Ruta del archivo para enviar
            ftpClient.enterLocalPassiveMode();
            ftpClient.storeFile(params.get("remoteStoreFiles") + REMOTE_SEPARATOR + actual.getName(), buffIn);//Ruta completa de alojamiento en el FTP
            if (ftpClient.getReplyCode() == 226) {
                System.out.println("Archivo guardado exitosamente");
            } else {
                System.out.println("No se pudo guardar el archivo: " + actual.getName() + ", codigo:"
                        + ftpClient.getReplyCode());
            }
        }

        buffIn.close(); //Cerrar envio de archivos al FTP
        ftpClient.logout(); //Cerrar sesin
        ftpClient.disconnect();//Desconectarse del servidor
    } catch (Exception e) {
        System.out.println("Error: " + e.getMessage());
    }
}

From source file:be.thomasmore.controller.FileController.java

public String uploadFile() throws IOException {
    String server = "logic.sinners.be";
    int port = 21;
    String user = "logic_java";
    String pass = "scoretracker";

    FTPClient ftpClient = new FTPClient();
    try {//from   w w w  .j a v a 2  s .  c  o m
        ftpClient.connect(server, port);
        ftpClient.login(user, pass);
        ftpClient.enterLocalPassiveMode();

        ftpClient.setFileType(FTP.BINARY_FILE_TYPE);

        String firstRemoteFile = getFileName(part);
        InputStream inputStream = part.getInputStream();

        System.out.println("Bestand uploaden");
        boolean done = ftpClient.storeFile(firstRemoteFile, inputStream);
        inputStream.close();
        if (done) {
            System.out.println("Het bestand is succesvol upgeload.");
            statusMessage = "De gegevens werden succesvol ingeladen.";
        }

    } catch (IOException ex) {
        System.out.println("Fout: " + ex.getMessage());
        statusMessage = "Er is een fout opgetreden: " + ex.getMessage();
        ex.printStackTrace();
    } finally {
        try {
            if (ftpClient.isConnected()) {
                ftpClient.logout();
                ftpClient.disconnect();
            }
        } catch (IOException ex) {
            ex.printStackTrace();
        }
    }

    /*
     //De bestandsnaam uit het bestand (part) halen
     String fileName = getFileName(part);
     System.out.println("***** fileName: " + fileName);
            
     String basePath = "C:" + File.separator + "data" + File.separator;
            
     File outputFilePath = new File(basePath + fileName);
            
     //Streams aanmaken om het upgeloade bestand naar de destination te kopiren
     InputStream inputStream = null;
     OutputStream outputStream = null;
     try {
     inputStream = part.getInputStream();
     outputStream = new FileOutputStream(outputFilePath);
            
     int read = 0;
     final byte[] bytes = new byte[1024];
     while ((read = inputStream.read(bytes)) != -1) {
     outputStream.write(bytes, 0, read);
     }
     statusMessage = "De gegevens werden succesvol ingeladen.";
     } catch (IOException e) {
     e.printStackTrace();
     statusMessage = "Er is een fout opgetreden.";
     } finally {
     if (outputStream != null) {
     outputStream.close();
     }
     if (inputStream != null) {
     inputStream.close();
     }
     }*/
    leesExcel();

    return null;
}

From source file:net.shopxx.plugin.ftpStorage.FtpStoragePlugin.java

@Override
public void upload(String path, File file, String contentType) {
    PluginConfig pluginConfig = getPluginConfig();
    if (pluginConfig != null) {
        String host = pluginConfig.getAttribute("host");
        Integer port = Integer.valueOf(pluginConfig.getAttribute("port"));
        String username = pluginConfig.getAttribute("username");
        String password = pluginConfig.getAttribute("password");
        FTPClient ftpClient = new FTPClient();
        InputStream inputStream = null;
        try {/*from  www .jav a 2s .c  o  m*/
            inputStream = new BufferedInputStream(new FileInputStream(file));
            ftpClient.connect(host, port);
            ftpClient.login(username, password);
            ftpClient.setFileTransferMode(FTP.STREAM_TRANSFER_MODE);
            ftpClient.setFileType(FTP.BINARY_FILE_TYPE);
            ftpClient.enterLocalPassiveMode();
            if (FTPReply.isPositiveCompletion(ftpClient.getReplyCode())) {
                String directory = StringUtils.substringBeforeLast(path, "/");
                String filename = StringUtils.substringAfterLast(path, "/");
                if (!ftpClient.changeWorkingDirectory(directory)) {
                    String[] paths = StringUtils.split(directory, "/");
                    String p = "/";
                    ftpClient.changeWorkingDirectory(p);
                    for (String s : paths) {
                        p += s + "/";
                        if (!ftpClient.changeWorkingDirectory(p)) {
                            ftpClient.makeDirectory(s);
                            ftpClient.changeWorkingDirectory(p);
                        }
                    }
                }
                ftpClient.storeFile(filename, inputStream);
                ftpClient.logout();
            }
        } catch (SocketException e) {
            throw new RuntimeException(e.getMessage(), e);
        } catch (IOException e) {
            throw new RuntimeException(e.getMessage(), e);
        } finally {
            IOUtils.closeQuietly(inputStream);
            try {
                if (ftpClient.isConnected()) {
                    ftpClient.disconnect();
                }
            } catch (IOException e) {
            }
        }
    }
}

From source file:com.dp2345.plugin.ftp.FtpPlugin.java

@Override
public void upload(String path, File file, String contentType) {
    PluginConfig pluginConfig = getPluginConfig();
    if (pluginConfig != null) {
        String host = pluginConfig.getAttribute("host");
        Integer port = Integer.valueOf(pluginConfig.getAttribute("port"));
        String username = pluginConfig.getAttribute("username");
        String password = pluginConfig.getAttribute("password");
        FTPClient ftpClient = new FTPClient();
        InputStream inputStream = null;
        try {//from  w w w. j a v a2 s . c  om
            inputStream = new FileInputStream(file);
            ftpClient.connect(host, port);
            ftpClient.login(username, password);
            ftpClient.setFileTransferMode(FTP.STREAM_TRANSFER_MODE);
            ftpClient.setFileType(FTP.BINARY_FILE_TYPE);
            ftpClient.enterLocalPassiveMode();
            if (FTPReply.isPositiveCompletion(ftpClient.getReplyCode())) {
                String directory = StringUtils.substringBeforeLast(path, "/");
                String filename = StringUtils.substringAfterLast(path, "/");
                if (!ftpClient.changeWorkingDirectory(directory)) {
                    String[] paths = StringUtils.split(directory, "/");
                    String p = "/";
                    ftpClient.changeWorkingDirectory(p);
                    for (String s : paths) {
                        p += s + "/";
                        if (!ftpClient.changeWorkingDirectory(p)) {
                            ftpClient.makeDirectory(s);
                            ftpClient.changeWorkingDirectory(p);
                        }
                    }
                }
                ftpClient.storeFile(filename, inputStream);
                ftpClient.logout();
            }
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            IOUtils.closeQuietly(inputStream);
            if (ftpClient.isConnected()) {
                try {
                    ftpClient.disconnect();
                } catch (IOException e) {
                }
            }
        }
    }
}

From source file:ca.rmen.android.networkmonitor.app.speedtest.SpeedTestUpload.java

public static SpeedTestResult upload(SpeedTestUploadConfig uploadConfig) {
    Log.v(TAG, "upload " + uploadConfig);
    // Make sure we have a file to upload
    if (!uploadConfig.file.exists())
        return new SpeedTestResult(0, 0, 0, SpeedTestStatus.INVALID_FILE);

    FTPClient ftp = new FTPClient();
    // For debugging, we'll log all the ftp commands
    if (BuildConfig.DEBUG) {
        PrintCommandListener printCommandListener = new PrintCommandListener(System.out);
        ftp.addProtocolCommandListener(printCommandListener);
    }//from  ww  w.j  a  v a 2s.c o m
    InputStream is = null;
    try {
        // Set buffer size of FTP client
        ftp.setBufferSize(1048576);
        // Open a connection to the FTP server
        ftp.connect(uploadConfig.server, uploadConfig.port);
        int reply = ftp.getReplyCode();
        if (!FTPReply.isPositiveCompletion(reply)) {
            ftp.disconnect();
            return new SpeedTestResult(0, 0, 0, SpeedTestStatus.FAILURE);
        }
        // Login to the FTP server
        if (!ftp.login(uploadConfig.user, uploadConfig.password)) {
            ftp.disconnect();
            return new SpeedTestResult(0, 0, 0, SpeedTestStatus.AUTH_FAILURE);
        }
        // Try to change directories
        if (!TextUtils.isEmpty(uploadConfig.path) && !ftp.changeWorkingDirectory(uploadConfig.path)) {
            Log.v(TAG, "Upload: could not change path to " + uploadConfig.path);
            return new SpeedTestResult(0, 0, 0, SpeedTestStatus.INVALID_FILE);
        }

        // set the file type to be read as a binary file
        ftp.setFileType(FTP.BINARY_FILE_TYPE);
        ftp.enterLocalPassiveMode();
        // Upload the file
        is = new FileInputStream(uploadConfig.file);
        long before = System.currentTimeMillis();
        long txBytesBefore = TrafficStats.getTotalTxBytes();
        if (!ftp.storeFile(uploadConfig.file.getName(), is)) {
            ftp.disconnect();
            Log.v(TAG, "Upload: could not store file to " + uploadConfig.path + ". Error code: "
                    + ftp.getReplyCode() + ", error string: " + ftp.getReplyString());
            return new SpeedTestResult(0, 0, 0, SpeedTestStatus.FAILURE);
        }

        // Calculate stats
        long after = System.currentTimeMillis();
        long txBytesAfter = TrafficStats.getTotalTxBytes();
        ftp.logout();
        ftp.disconnect();
        Log.v(TAG, "Upload complete");
        return new SpeedTestResult(txBytesAfter - txBytesBefore, uploadConfig.file.length(), after - before,
                SpeedTestStatus.SUCCESS);
    } catch (SocketException e) {
        Log.e(TAG, "upload " + e.getMessage(), e);
        return new SpeedTestResult(0, 0, 0, SpeedTestStatus.FAILURE);
    } catch (IOException e) {
        Log.e(TAG, "upload " + e.getMessage(), e);
        return new SpeedTestResult(0, 0, 0, SpeedTestStatus.FAILURE);
    } finally {
        IoUtil.closeSilently(is);
    }
}

From source file:hydrograph.engine.spark.datasource.utils.FTPUtil.java

public void upload(RunFileTransferEntity runFileTransferEntity) {
    log.debug("Start FTPUtil upload");

    FTPClient ftpClient = new FTPClient();
    ftpClient.enterLocalPassiveMode();
    ftpClient.setBufferSize(1024000);/*from   w w w .j  av a 2s .c  om*/

    int retryAttempt = runFileTransferEntity.getRetryAttempt();
    int attemptCount = 1;
    int i = 0;

    InputStream inputStream = null;
    boolean login = false;
    File filecheck = new File(runFileTransferEntity.getInputFilePath());
    log.info("input file name" + filecheck.getName());
    if (runFileTransferEntity.getFailOnError()) {
        if (!(filecheck.isFile() || filecheck.isDirectory())
                && !(runFileTransferEntity.getInputFilePath().contains("hdfs://"))) {
            log.error("Invalid input file path. Please provide valid input file path.");
            throw new FTPUtilException("Invalid input file path");
        }
    }

    boolean done = false;
    for (i = 0; i < retryAttempt; i++) {
        try {
            log.info("Connection attempt: " + (i + 1));
            if (runFileTransferEntity.getTimeOut() != 0)
                if (runFileTransferEntity.getEncoding() != null)
                    ftpClient.setControlEncoding(runFileTransferEntity.getEncoding());
            ftpClient.setConnectTimeout(runFileTransferEntity.getTimeOut());
            log.debug("connection details: " + "/n" + "Username: " + runFileTransferEntity.getUserName() + "/n"
                    + "HostName " + runFileTransferEntity.getHostName() + "/n" + "Portno"
                    + runFileTransferEntity.getPortNo());
            ftpClient.connect(runFileTransferEntity.getHostName(), runFileTransferEntity.getPortNo());
            login = ftpClient.login(runFileTransferEntity.getUserName(), runFileTransferEntity.getPassword());
            if (!login) {
                log.error("Invalid FTP details provided. Please provide correct FTP details.");
                throw new FTPUtilException("Invalid FTP details");
            }
            ftpClient.enterLocalPassiveMode();
            ftpClient.setFileType(FTP.BINARY_FILE_TYPE);
            if (runFileTransferEntity.getInputFilePath().contains("hdfs://")) {
                log.debug("Processing for HDFS input file path");
                String inputPath = runFileTransferEntity.getInputFilePath();

                String s1 = inputPath.substring(7, inputPath.length());

                String s2 = s1.substring(0, s1.indexOf("/"));

                int index = runFileTransferEntity.getInputFilePath()
                        .replaceAll(Matcher.quoteReplacement("\\"), "/").lastIndexOf('/');

                String file_name = runFileTransferEntity.getInputFilePath().substring(index + 1);

                File f = new File("/tmp");
                if (!f.exists())
                    f.mkdir();
                Configuration conf = new Configuration();
                conf.set("fs.defaultFS", "hdfs://" + s2);
                FileSystem hdfsFileSystem = FileSystem.get(conf);
                Path local = new Path("/tmp");
                String s = inputPath.substring(7, inputPath.length());
                String hdfspath = s.substring(s.indexOf("/"), s.length());
                File dir = new File(hdfspath);
                Random ran = new Random();
                String tempFolder = "ftp_sftp_" + System.nanoTime() + "_" + ran.nextInt(1000);
                File dirs = new File("/tmp/" + tempFolder);
                boolean success = dirs.mkdirs();
                if (hdfsFileSystem.isDirectory(new Path(hdfspath))) {
                    log.debug("Provided HDFS input path is for directory.");
                    InputStream is = null;
                    OutputStream os = null;
                    String localDirectory = hdfspath.substring(hdfspath.lastIndexOf("/") + 1);
                    FileStatus[] fileStatus = hdfsFileSystem
                            .listStatus(new Path(runFileTransferEntity.getInputFilePath()));
                    Path[] paths = FileUtil.stat2Paths(fileStatus);
                    try {
                        String folderName = hdfspath.substring(hdfspath.lastIndexOf("/") + 1);
                        Path hdfs = new Path(hdfspath);
                        for (Path file : paths) {
                            is = hdfsFileSystem.open(file);
                            os = new BufferedOutputStream(
                                    new FileOutputStream(dirs + "" + File.separatorChar + file.getName()));
                            IOUtils.copyBytes(is, os, conf);
                        }
                        ftpClient.changeWorkingDirectory(runFileTransferEntity.getOutFilePath()
                                .replaceAll(Matcher.quoteReplacement("\\"), "/"));
                        ftpClient.removeDirectory(folderName);
                        ftpClient.makeDirectory(folderName);
                        ftpClient.changeWorkingDirectory(runFileTransferEntity.getOutFilePath().replaceAll(
                                Matcher.quoteReplacement("\\"), "/") + File.separatorChar + folderName);
                        for (File files : dirs.listFiles()) {

                            if (files.isFile())
                                ftpClient.storeFile(files.getName().toString(),
                                        new BufferedInputStream(new FileInputStream(files)));

                        }
                    } catch (IOException e) {
                        log.error("Failed while doing FTP file", e);
                        //throw e;
                    } finally {
                        IOUtils.closeStream(is);
                        IOUtils.closeStream(os);
                        if (dirs != null) {
                            FileUtils.deleteDirectory(dirs);
                        }
                    }
                } else {
                    try {
                        Path hdfs = new Path(hdfspath);
                        hdfsFileSystem.copyToLocalFile(false, hdfs, local);
                        inputStream = new FileInputStream(dirs + file_name);
                        ftpClient.storeFile(file_name, new BufferedInputStream(inputStream));
                    } catch (Exception e) {
                        log.error("Failed while doing FTP file", e);
                        throw new FTPUtilException("Failed while doing FTP file", e);
                    } finally {
                        FileUtils.deleteDirectory(dirs);
                    }
                }
            } else {
                java.nio.file.Path file = new File(runFileTransferEntity.getInputFilePath()).toPath();
                if (Files.isDirectory(file)) {
                    log.debug("Provided input file path is for directory");
                    File dir = new File(runFileTransferEntity.getInputFilePath());
                    String folderName = new File(runFileTransferEntity.getInputFilePath()).getName();
                    ftpClient.changeWorkingDirectory(runFileTransferEntity.getOutFilePath()
                            .replaceAll(Matcher.quoteReplacement("\\"), "/"));
                    try {
                        ftpClient.removeDirectory(folderName);
                    } catch (IOException e) {
                        log.error("Failed while doing FTP file", e);
                        throw new FTPUtilException("Failed while doing FTP file", e);
                    }
                    ftpClient.makeDirectory(folderName);

                    ftpClient.changeWorkingDirectory(runFileTransferEntity.getOutFilePath()
                            .replaceAll(Matcher.quoteReplacement("\\"), "/") + "/" + folderName);
                    for (File files : dir.listFiles()) {

                        if (files.isFile())
                            ftpClient.storeFile(files.getName().toString(),
                                    new BufferedInputStream(new FileInputStream(files)));
                    }
                } else {

                    inputStream = new FileInputStream(runFileTransferEntity.getInputFilePath());
                    ftpClient.changeWorkingDirectory(runFileTransferEntity.getOutFilePath()
                            .replaceAll(Matcher.quoteReplacement("\\"), "/"));
                    int index = runFileTransferEntity.getInputFilePath()
                            .replaceAll(Matcher.quoteReplacement("\\"), "/").lastIndexOf('/');
                    String file_name = runFileTransferEntity.getInputFilePath().substring(index + 1);
                    ftpClient.storeFile(file_name, new BufferedInputStream(inputStream));
                }

            }
        } catch (Exception e) {
            log.error("Failed while doing FTP file", e);
            if (!login && runFileTransferEntity.getFailOnError()) {
                throw new FTPUtilException("Invalid FTP details");
            }
            try {
                Thread.sleep(runFileTransferEntity.getRetryAfterDuration());
            } catch (Exception e1) {
                log.error("Failed while sleeping for retry duration", e1);
            }
            continue;
        } finally {
            try {
                if (inputStream != null)
                    inputStream.close();
            } catch (IOException ioe) {

            }
        }
        done = true;
        break;
    }

    try {
        if (ftpClient != null) {
            ftpClient.logout();
            ftpClient.disconnect();

        }
    } catch (Exception e) {
        log.error("Failed while clossing the connection", e);
    } catch (Error e) {
        log.error("Failed while clossing the connection", e);
        //throw new RuntimeException(e);
    }

    if (runFileTransferEntity.getFailOnError() && !done) {
        log.error("File transfer failed");
        throw new FTPUtilException("File transfer failed");
    } else if (!done) {
        log.error("File transfer failed but mentioned fail on error as false");
    }
    log.debug("Finished FTPUtil upload");
}

From source file:FTP.Uploader.java

public void uploadFile(String filename) throws IOException {
    FTPClient ftpclient = new FTPClient();
    FileInputStream fis = null;//from ww  w.j av  a 2 s.  co  m
    boolean result;
    String ftpServerAddress = "shamalmahesh.net78.net";
    String userName = "a9959679";
    String password = "9P3IckDo";

    try {
        ftpclient.connect(ftpServerAddress);
        result = ftpclient.login(userName, password);

        if (result == true) {
            System.out.println("Logged in Successfully !");
        } else {
            System.out.println("Login Fail!");
            return;
        }
        ftpclient.enterLocalPassiveMode();
        ftpclient.setFileType(FTP.BINARY_FILE_TYPE);

        ftpclient.changeWorkingDirectory("/public_html/testing");

        //            File file = new File("D:/jpg/wq.jpg");
        File file = new File(filename);
        String testName = file.getName();
        fis = new FileInputStream(file);
        System.out.println(ftpclient.getBufferSize());
        // Upload file to the ftp server
        result = ftpclient.storeFile(testName, fis);
        if (result == true) {
            System.out.println("File is uploaded successfully");
        } else {
            System.out.println("File uploading failed");
        }
        ftpclient.logout();
    } catch (FTPConnectionClosedException e) {
        e.printStackTrace();
    } finally {
        try {
            ftpclient.disconnect();
        } catch (FTPConnectionClosedException e) {
            System.out.println(e);
        }
    }
}

From source file:com.hibo.bas.fileplugin.file.FtpPlugin.java

@Override
public void upload(String path, File file, String contentType) {
    Map<String, String> ftpInfo = getFtpInfo(contentType);
    if (!"".equals(ftpInfo.get("host")) && !"".equals(ftpInfo.get("username"))
            && !"".equals(ftpInfo.get("password"))) {
        FTPClient ftpClient = new FTPClient();
        InputStream inputStream = null;
        try {/*from ww w. j ava 2  s .  co m*/
            inputStream = new FileInputStream(file);
            ftpClient.connect(ftpInfo.get("host"), 21);
            ftpClient.login(ftpInfo.get("username"), ftpInfo.get("password"));
            ftpClient.setFileTransferMode(FTP.STREAM_TRANSFER_MODE);
            ftpClient.setFileType(FTP.BINARY_FILE_TYPE);
            ftpClient.enterLocalPassiveMode();
            path = ftpInfo.get("path") + path;
            if (FTPReply.isPositiveCompletion(ftpClient.getReplyCode())) {
                String directory = StringUtils.substringBeforeLast(path, "/");
                String filename = StringUtils.substringAfterLast(path, "/");
                if (!ftpClient.changeWorkingDirectory(directory)) {
                    String[] paths = StringUtils.split(directory, "/");
                    String p = "/";
                    ftpClient.changeWorkingDirectory(p);
                    for (String s : paths) {
                        p += s + "/";
                        if (!ftpClient.changeWorkingDirectory(p)) {
                            ftpClient.makeDirectory(s);
                            ftpClient.changeWorkingDirectory(p);
                        }
                    }
                }
                ftpClient.storeFile(filename, inputStream);
                ftpClient.logout();
            }
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            IOUtils.closeQuietly(inputStream);
            if (ftpClient.isConnected()) {
                try {
                    ftpClient.disconnect();
                } catch (IOException e) {
                }
            }
        }
    }
}

From source file:it.zero11.acme.example.FTPChallengeListener.java

private boolean createChallengeFiles(String token, String challengeBody) {
    boolean success = false;
    FTPClient ftp = new FTPClient();
    try {/*from   www .j a  v a 2 s . c o  m*/
        ftp.connect(host);
        if (!FTPReply.isPositiveCompletion(ftp.getReplyCode())) {
            ftp.disconnect();
            return false;
        }

        ftp.login(username, password);
        ftp.changeWorkingDirectory(webroot);
        ftp.makeDirectory(".well-known");
        ftp.changeWorkingDirectory(".well-known");
        ftp.makeDirectory("acme-challenge");
        ftp.changeWorkingDirectory("acme-challenge");
        ftp.enterLocalPassiveMode();
        ftp.setFileType(FTPClient.BINARY_FILE_TYPE, FTPClient.BINARY_FILE_TYPE);
        ftp.setFileTransferMode(FTPClient.BINARY_FILE_TYPE);
        success = ftp.storeFile(token, new ByteArrayInputStream(challengeBody.getBytes()));
        if (!success)
            System.err.println("FTP error uploading file: " + ftp.getReplyCode() + ": " + ftp.getReplyString());
        ftp.logout();
    } catch (IOException e) {
        throw new AcmeException(e);
    } finally {
        if (ftp.isConnected()) {
            try {
                ftp.disconnect();
            } catch (IOException ioe) {
            }
        }
    }

    return success;
}