Examples with ChannelSftp com.jcraft.jsch.ChannelSftp used on opensource projects

Example 51 with ChannelSftp

use of com.jcraft.jsch.ChannelSftp in project gradle by gradle.

the class SftpResourceUploader method upload.

@Override
public void upload(LocalResource resource, URI destination) throws IOException {
    LockableSftpClient client = sftpClientFactory.createSftpClient(destination, credentials);
    try {
        ChannelSftp channel = client.getSftpClient();
        ensureParentDirectoryExists(channel, destination);
        InputStream sourceStream = resource.open();
        try {
            channel.put(sourceStream, destination.getPath());
        } finally {
            sourceStream.close();
        }
    } catch (com.jcraft.jsch.SftpException e) {
        throw ResourceExceptions.putFailed(destination, e);
    } finally {
        sftpClientFactory.releaseSftpClient(client);
    }
}

Example 52 with ChannelSftp

use of com.jcraft.jsch.ChannelSftp in project hadoop by apache.

the class SFTPConnectionPool method shutdown.

/** Shutdown the connection pool and close all open connections. */
synchronized void shutdown() {
    if (this.con2infoMap == null) {
        // already shutdown in case it is called
        return;
    }
    LOG.info("Inside shutdown, con2infoMap size=" + con2infoMap.size());
    this.maxConnection = 0;
    Set<ChannelSftp> cons = con2infoMap.keySet();
    if (cons != null && cons.size() > 0) {
        // make a copy since we need to modify the underlying Map
        Set<ChannelSftp> copy = new HashSet<ChannelSftp>(cons);
        // Initiate disconnect from all outstanding connections
        for (ChannelSftp con : copy) {
            try {
                disconnect(con);
            } catch (IOException ioe) {
                ConnectionInfo info = con2infoMap.get(con);
                LOG.error("Error encountered while closing connection to " + info.getHost(), ioe);
            }
        }
    }
    // make sure no further connections can be returned.
    this.idleConnections = null;
    this.con2infoMap = null;
}

Example 53 with ChannelSftp

use of com.jcraft.jsch.ChannelSftp in project hadoop by apache.

the class SFTPFileSystem method create.

/**
   * A stream obtained via this call must be closed before using other APIs of
   * this class or else the invocation will block.
   */
@Override
public FSDataOutputStream create(Path f, FsPermission permission, boolean overwrite, int bufferSize, short replication, long blockSize, Progressable progress) throws IOException {
    final ChannelSftp client = connect();
    Path workDir;
    try {
        workDir = new Path(client.pwd());
    } catch (SftpException e) {
        throw new IOException(e);
    }
    Path absolute = makeAbsolute(workDir, f);
    if (exists(client, f)) {
        if (overwrite) {
            delete(client, f, false);
        } else {
            disconnect(client);
            throw new IOException(String.format(E_FILE_EXIST, f));
        }
    }
    Path parent = absolute.getParent();
    if (parent == null || !mkdirs(client, parent, FsPermission.getDefault())) {
        parent = (parent == null) ? new Path("/") : parent;
        disconnect(client);
        throw new IOException(String.format(E_CREATE_DIR, parent));
    }
    OutputStream os;
    try {
        client.cd(parent.toUri().getPath());
        os = client.put(f.getName());
    } catch (SftpException e) {
        throw new IOException(e);
    }
    FSDataOutputStream fos = new FSDataOutputStream(os, statistics) {

        @Override
        public void close() throws IOException {
            super.close();
            disconnect(client);
        }
    };
    return fos;
}

Example 54 with ChannelSftp

use of com.jcraft.jsch.ChannelSftp in project GNS by MobilityFirst.

the class SFTPUpload method localFileNewer.

/**
   *
   * @param user
   * @param host
   * @param keyFile
   * @param fileToTransfer
   * @param sftpWorkingDirectory
   * @return true if the local file is newer
   */
public static boolean localFileNewer(String user, String host, File keyFile, String fileToTransfer, String sftpWorkingDirectory) {
    if (verbose) {
        System.out.println("Local File Newer Check " + fileToTransfer + " to " + host + "@" + user + " " + sftpWorkingDirectory);
    }
    try {
        ChannelSftp channelSftp = authenticateSftp(user, host, keyFile);
        Path paths = Paths.get(fileToTransfer);
        String localDir = paths.getParent().toString();
        channelSftp.cd(sftpWorkingDirectory);
        channelSftp.lcd(localDir);
        SftpATTRS remoteAttributes = channelSftp.stat(paths.getFileName().toString());
        long localTime = new File(fileToTransfer).lastModified();
        long remoteTime = remoteAttributes.getMTime() * 1000L;
        if (verbose) {
            System.out.println("L: " + localDir + " R: " + sftpWorkingDirectory + "\n" + "Local time = " + localTime + " Remote time = " + remoteTime);
        }
        if (verbose) {
            System.out.println("Result " + (localTime > remoteTime));
        }
        return localTime > remoteTime;
    } catch (JSchException | SftpException e) {
        System.out.println("Exception while checking for file newer:" + e);
        return false;
    }
}

Example 55 with ChannelSftp

use of com.jcraft.jsch.ChannelSftp in project GNS by MobilityFirst.

the class SFTPUpload method uploadFile.

/**
   *
   * @param user
   * @param host
   * @param keyFile
   * @param fileToTransfer
   * @param sftpWorkingDirectory
   */
public static void uploadFile(String user, String host, File keyFile, String fileToTransfer, String sftpWorkingDirectory) {
    if (verbose) {
        System.out.println("Upload file from " + fileToTransfer + " to " + host + "@" + user + " " + sftpWorkingDirectory);
    }
    try {
        ChannelSftp channelSftp = authenticateSftp(user, host, keyFile);
        File f = new File(fileToTransfer);
        channelSftp.put(new FileInputStream(f), f.getName());
    } catch (JSchException | SftpException | FileNotFoundException e) {
        System.out.println("Exception while uploading file:" + e);
    }
}