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

Example 46 with JSch

use of com.jcraft.jsch.JSch in project jcabi-github by jcabi.

the class RtDeployKeysITCase method key.

/**
 * Generates a random public key for test.
 *
 * @return The encoded SSH public key.
 * @throws Exception If a problem occurs.
 */
private static String key() throws Exception {
    final ByteArrayOutputStream stream = new ByteArrayOutputStream();
    try {
        final KeyPair kpair = KeyPair.genKeyPair(new JSch(), KeyPair.DSA);
        kpair.writePublicKey(stream, "");
        kpair.dispose();
    } finally {
        stream.close();
    }
    return new String(stream.toByteArray());
}

Example 47 with JSch

use of com.jcraft.jsch.JSch in project nimbus by nimbus-org.

the class SFTPClientImpl method connect.

public void connect(String user, String host, int port, String password) throws SFTPException {
    if (jsch != null) {
        throw new SFTPException("It is already connected!");
    }
    jsch = new JSch();
    try {
        session = jsch.getSession(user, host, port);
        if (configProperties != null) {
            session.setConfig(configProperties);
        }
        if (proxy != null) {
            session.setProxy(proxy);
        }
        if (timeout >= 0) {
            session.setTimeout(timeout);
        }
        if (serverAliveInterval >= 0) {
            session.setServerAliveInterval(serverAliveInterval);
        }
        if (serverAliveCountMax >= 0) {
            session.setServerAliveCountMax(serverAliveCountMax);
        }
        if (password != null) {
            session.setPassword(password);
        }
        session.connect();
        channel = (ChannelSftp) session.openChannel("sftp");
        if (fileNameEncoding != null) {
            channel.setFilenameEncoding(fileNameEncoding);
        }
        channel.connect();
        if (homeDir != null) {
            channel.lcd(homeDir.getPath());
        }
    } catch (JSchException e) {
        if (channel != null) {
            channel.disconnect();
            channel = null;
        }
        if (session != null) {
            session.disconnect();
            session = null;
        }
        jsch = null;
        throw new SFTPException("It failed to connect!", e);
    } catch (SftpException e) {
        if (channel != null) {
            channel.disconnect();
            channel = null;
        }
        if (session != null) {
            session.disconnect();
            session = null;
        }
        jsch = null;
        throw new SFTPException("It failed to connect!", e);
    }
}

Example 48 with JSch

use of com.jcraft.jsch.JSch in project syndesis by syndesisio.

the class SftpVerifierExtension method verifyCredentials.

private void verifyCredentials(ResultBuilder builder, Map<String, Object> parameters) {
    final String host = (String) parameters.get("host");
    final int port = Integer.parseInt((String) parameters.get("port"));
    final String userName = (String) parameters.get("username");
    final String password = (parameters.get("password") == null) ? "" : (String) parameters.get("password");
    JSch jsch = new JSch();
    Session session = null;
    try {
        session = jsch.getSession(userName, host, port);
        session.setConfig("StrictHostKeyChecking", "no");
        session.setPassword(password);
        session.connect();
    } catch (JSchException e) {
        builder.error(ResultErrorBuilder.withCodeAndDescription(VerificationError.StandardCode.AUTHENTICATION, e.getMessage()).build());
    } finally {
        if (session != null) {
            session.disconnect();
            jsch = null;
        }
    }
}

Example 49 with JSch

use of com.jcraft.jsch.JSch in project AJSC by att.

the class GenerateKeys method generateKeyPair.

public static void generateKeyPair(com.att.cdp.zones.model.KeyPair kp) throws IOException, JSchException, ZoneException {
    KeyPair kpair;
    kpair = KeyPair.genKeyPair(new JSch(), KeyPair.RSA);
    // String publicKeyFilename = PUBLIC_KEY;
    // String privateKeyFilename = PRIVATE_KEY;
    OutputStream os = new ByteArrayOutputStream();
    kpair.writePrivateKey(os);
    String str = "";
    try {
        str = reformatSSHKey(os.toString());
    } catch (Exception e) {
        LOG.error(e.getMessage());
    }
    kp.setPrivateKey(str);
    os = new ByteArrayOutputStream();
    kpair.writePublicKey(os, "");
    kp.setPublicKey(os.toString());
    kpair.getFingerPrint();
    kpair.dispose();
}

Example 50 with JSch

use of com.jcraft.jsch.JSch in project onebusaway-application-modules by camsys.

the class GtfsRealtimeSource method readFeedFromUrl.

/**
 * This method was added to allow accessing an SFTP feed, since the Java URL
 * class does not yet support the SFTP protocol.
 *
 * @param url of the SFTP feed to read
 * @return a {@link FeedMessage} constructed from the protocol buffer content
 *         of the specified url
 * @throws IOException
 */
private FeedMessage readFeedFromUrl(String url) throws IOException {
    Session session = null;
    Channel channel = null;
    ChannelSftp downloadChannelSftp = null;
    InputStream in = null;
    JSch jsch = new JSch();
    // Parse SFTP URL
    int idx = url.indexOf("//") + 2;
    int idx2 = url.indexOf(":", idx);
    String user = url.substring(idx, idx2);
    idx = idx2 + 1;
    idx2 = url.indexOf("@");
    String pw = url.substring(idx, idx2);
    url = url.substring(idx2 + 1);
    idx = url.indexOf(":");
    String host = url.substring(0, idx);
    String rdir = "";
    idx = url.indexOf("/") + 1;
    idx2 = url.lastIndexOf("/");
    if (idx2 > idx) {
        rdir = url.substring(idx, idx2);
    } else {
        idx2 = idx - 1;
    }
    String rfile = url.substring(idx2 + 1);
    try {
        session = jsch.getSession(user, host, 22);
        session.setPassword(pw);
        session.setConfig("StrictHostKeyChecking", "no");
        // Set timeout to 10 seconds
        session.connect(10000);
        channel = session.openChannel("sftp");
        channel.connect();
        downloadChannelSftp = (ChannelSftp) channel;
        downloadChannelSftp.cd(downloadChannelSftp.getHome() + "/" + rdir);
        File downloadFile = new File(downloadChannelSftp.getHome() + "/" + rfile);
        in = downloadChannelSftp.get(downloadFile.getName());
        return FeedMessage.parseFrom(in, _registry);
    } catch (JSchException ex) {
        _log.error("connection issue with sftp url " + url);
        return getDefaultFeedMessage();
    } catch (SftpException e) {
        _log.error("connection issue with sftp");
        e.printStackTrace();
        return getDefaultFeedMessage();
    } finally {
        try {
            if (channel != null)
                channel.disconnect();
            if (session != null)
                session.disconnect();
            if (in != null)
                in.close();
        } catch (IOException ex) {
            _log.error("error closing url stream " + url);
        }
    }
}