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

Example 46 with JSchException

use of com.jcraft.jsch.JSchException in project bamboobsc by billchen198318.

the class SFtpClientUtils method getRemoteFileList.

@SuppressWarnings("unchecked")
public static Vector<LsEntry> getRemoteFileList(String user, String password, String addr, int port, String cwd) throws JSchException, SftpException, Exception {
    Session session = getSession(user, password, addr, port);
    Vector<LsEntry> lsVec = null;
    Channel channel = session.openChannel("sftp");
    channel.connect();
    ChannelSftp sftpChannel = (ChannelSftp) channel;
    try {
        //sftpChannel.lpwd()
        lsVec = (Vector<LsEntry>) sftpChannel.ls(cwd);
    } catch (Exception e) {
        e.printStackTrace();
        throw e;
    } finally {
        sftpChannel.exit();
        channel.disconnect();
        session.disconnect();
    }
    return lsVec;
}

Example 47 with JSchException

use of com.jcraft.jsch.JSchException in project Lucee by lucee.

the class SFTPClientImpl method connect.

@Override
public void connect() throws SocketException, IOException {
    try {
        session = jsch.getSession(username, host.getHostAddress(), port);
        java.util.Properties config = new java.util.Properties();
        config.put("StrictHostKeyChecking", "no");
        session.setConfig(config);
        UserInfo ui = new UserInfoImpl(password, null);
        session.setUserInfo(ui);
        if (timeout > 0)
            session.setTimeout(timeout);
        session.connect();
        Channel channel = session.openChannel("sftp");
        channel.connect();
        channelSftp = (ChannelSftp) channel;
        // check fingerprint
        if (!StringUtil.isEmpty(fingerprint)) {
            if (!fingerprint.equalsIgnoreCase(fingerprint())) {
                disconnect();
                throw new IOException("given fingerprint is not a match.");
            }
        }
        handleSucess();
    } catch (JSchException e) {
        handleFail(e, stopOnError);
    }
}

Example 48 with JSchException

use of com.jcraft.jsch.JSchException in project n2a by frothga.

the class Connection method receive.

public static Result receive(String remote, File dst) throws JSchException {
    connect();
    Result result = new Result();
    FileOutputStream fos = null;
    OutputStream out = null;
    Channel channel = null;
    try {
        // exec 'scp -f rfile' remotely
        String command = "scp -f '" + remote + "'";
        channel = session.openChannel("exec");
        ((ChannelExec) channel).setCommand(command);
        // get I/O streams for remote scp
        out = channel.getOutputStream();
        InputStream in = channel.getInputStream();
        channel.connect();
        byte[] buf = new byte[1024];
        // send '\0'
        buf[0] = 0;
        out.write(buf, 0, 1);
        out.flush();
        while (true) {
            int c = checkAck(in);
            if (c != 'C') {
                break;
            }
            // read '0644 '
            in.read(buf, 0, 5);
            long filesize = 0L;
            while (true) {
                if (in.read(buf, 0, 1) < 0) {
                    // error
                    break;
                }
                if (buf[0] == ' ') {
                    break;
                }
                filesize = filesize * 10L + (buf[0] - '0');
            }
            String file = null;
            for (int i = 0; ; i++) {
                in.read(buf, i, 1);
                if (buf[i] == (byte) 0x0a) {
                    file = new String(buf, 0, i);
                    break;
                }
            }
            // System.out.println("filesize="+filesize+", file="+file);
            // send '\0'
            buf[0] = 0;
            out.write(buf, 0, 1);
            out.flush();
            // read a content of lfile
            File outputFile;
            if (dst.isDirectory()) {
                outputFile = new File(dst, file);
            } else {
                outputFile = dst;
            }
            fos = new FileOutputStream(outputFile);
            int foo;
            while (true) {
                if (buf.length < filesize) {
                    foo = buf.length;
                } else {
                    foo = (int) filesize;
                }
                foo = in.read(buf, 0, foo);
                if (foo < 0) {
                    // error
                    break;
                }
                fos.write(buf, 0, foo);
                filesize -= foo;
                if (filesize == 0L) {
                    break;
                }
            }
            if (checkAck(in) != 0) {
                System.exit(0);
            }
            // send '\0'
            buf[0] = 0;
            out.write(buf, 0, 1);
            out.flush();
        }
    } catch (Exception e) {
        result.error = true;
    } finally {
        if (fos != null) {
            try {
                fos.close();
            } catch (Exception e) {
            }
        }
        if (out != null) {
            try {
                out.close();
            } catch (Exception e) {
            }
        }
        if (channel != null) {
            try {
                channel.disconnect();
            } catch (Exception e) {
            }
        }
    }
    return result;
}

Example 49 with JSchException

use of com.jcraft.jsch.JSchException in project tigervnc by TigerVNC.

the class GSSContextKrb5 method create.

public void create(String user, String host) throws JSchException {
    try {
        // RFC 1964
        Oid krb5 = new Oid("1.2.840.113554.1.2.2");
        // Kerberos Principal Name Form
        Oid principalName = new Oid("1.2.840.113554.1.2.2.1");
        GSSManager mgr = GSSManager.getInstance();
        GSSCredential crd = null;
        /*
      try{
        GSSName _user=mgr.createName(user, principalName);
        crd=mgr.createCredential(_user,
                                 GSSCredential.DEFAULT_LIFETIME,
                                 krb5,
                                 GSSCredential.INITIATE_ONLY);
      }
      catch(GSSException crdex){
      }
      */
        String cname = host;
        try {
            cname = InetAddress.getByName(cname).getCanonicalHostName();
        } catch (UnknownHostException e) {
        }
        GSSName _host = mgr.createName("host/" + cname, principalName);
        context = mgr.createContext(_host, krb5, crd, GSSContext.DEFAULT_LIFETIME);
        // RFC4462  3.4.  GSS-API Session
        // 
        // When calling GSS_Init_sec_context(), the client MUST set
        // integ_req_flag to "true" to request that per-message integrity
        // protection be supported for this context.  In addition,
        // deleg_req_flag MAY be set to "true" to request access delegation, if
        // requested by the user.
        // 
        // Since the user authentication process by its nature authenticates
        // only the client, the setting of mutual_req_flag is not needed for
        // this process.  This flag SHOULD be set to "false".
        // TODO: OpenSSH's sshd does accepts 'false' for mutual_req_flag
        // context.requestMutualAuth(false);
        context.requestMutualAuth(true);
        context.requestConf(true);
        // for MIC
        context.requestInteg(true);
        context.requestCredDeleg(true);
        context.requestAnonymity(false);
        return;
    } catch (GSSException ex) {
        throw new JSchException(ex.toString());
    }
}

Example 50 with JSchException

use of com.jcraft.jsch.JSchException in project linuxtools by eclipse.

the class ScpExec method init.

@Override
protected IStatus init() {
    try {
        channel = LinuxtoolsProcessFactory.execRemote(cmd, System.out, System.err, remoteOptions.userName, remoteOptions.hostName, remoteOptions.password, remoteOptions.port, envVars);
        errorGobbler = new StreamGobbler(channel.getExtInputStream());
        inputGobbler = new StreamGobbler(channel.getInputStream());
        transferListeners();
        return Status.OK_STATUS;
    } catch (final JSchException | IOException e) {
        return new Status(IStatus.ERROR, ConsoleLogPlugin.PLUGIN_ID, Messages.ScpExec_FileTransferFailed, e);
    }
}