Example #1
0
 public void addHostKey(byte[] key) throws JSchException {
   HostKeyRepository hkr = this.jsch.getHostKeyRepository();
   HostKey hk = new HostKey(this.host, key);
   UserInfo userInfo = new MyUserInfo();
   hkr.add(hk, userInfo);
   log.info("hostkey added");
 }
Example #2
0
 public Session getSession(String host, Integer port, String user, Boolean hostKeyChecking)
     throws JSchException {
   if (this.session != null) return this.session;
   this.setHost(host);
   this.setUser(user);
   this.session = jsch.getSession(user, host, port);
   java.util.Properties config = new java.util.Properties();
   if (hostKeyChecking) {
     log.info("strict host key checking enabled");
     config.put("StrictHostKeyChecking", "yes");
   } else {
     log.info("strict host key checking disabled");
     config.put("StrictHostKeyChecking", "no");
   }
   session.setConfig(config);
   return session;
 }
Example #3
0
 public void createSession(String host, Integer port, String user, Boolean hostKeyChecking)
     throws JSchException {
   log.info("creating session");
   this.session = this.getSession(host, port, user, hostKeyChecking);
 }
Example #4
0
    @Override
    public Integer call() {
      int exitstatus = Integer.MAX_VALUE;
      Boolean useIdentityFile = null;
      String credentials = null;
      String userName = nodeCredentials.getUsername();

      if (nodeCredentials instanceof LoginCredentialsPassword) {
        useIdentityFile = false;
        credentials = ((LoginCredentialsPassword) nodeCredentials).getPassword();
      } else if (nodeCredentials instanceof LoginCredentialsPrivateKey) {
        useIdentityFile = true;
        credentials = ((LoginCredentialsPrivateKey) nodeCredentials).getKey().getKeyPath();
      }

      ChannelExec c = null;
      SshClient ssh = null;

      try {
        ssh = new SshClient();
        ssh.createSession(nodeAddress, userName, false);

        log.info("connecting with username: "******"connecting using identity file: " + credentials);
        } else {
          log.info("connecting using password: "******"executing command: " + command);
        c.connect();

        new Thread(
                new Runnable() {
                  public void run() {
                    String line;
                    BufferedReader bufferedInputReader =
                        new BufferedReader(new InputStreamReader(is));
                    try {
                      while ((line = bufferedInputReader.readLine()) != null) {
                        output.append(line);
                        synchronized (timeStamp) {
                          timeStamp = System.currentTimeMillis();
                        }
                      }
                    } catch (IOException e) {
                      e.printStackTrace();
                    }
                  }
                })
            .start();

        new Thread(
                new Runnable() {
                  public void run() {
                    String line;
                    BufferedReader bufferedErrorReader =
                        new BufferedReader(new InputStreamReader(err));
                    try {
                      while ((line = bufferedErrorReader.readLine()) != null) {
                        error.append(line);
                        synchronized (timeStamp) {
                          timeStamp = System.currentTimeMillis();
                        }
                      }
                    } catch (IOException e) {
                      e.printStackTrace();
                    }
                  }
                })
            .start();

        while (!c.isClosed()) {
          synchronized (this.timeStamp) {
            if (System.currentTimeMillis() - this.timeStamp > MAXIMUM_WAITING_TIME_INACTIVITY) {
              log.warn("command execution seems inactive, canceling!");
              break;
            }
          }
          log.info("waiting for command to finish.");
          try {
            Thread.sleep(SshClient.DEFAULT_WAITING_TIME_PER_CYCLE);
          } catch (InterruptedException e) {
            e.printStackTrace();
          }
        }
        exitstatus = c.getExitStatus();

      } catch (JSchException e) {
        e.printStackTrace();
      } catch (IOException e) {
        e.printStackTrace();
      } finally {
        if (c != null) {
          c.disconnect();
        }

        if (ssh != null) {
          try {
            ssh.disconnectSession();
          } catch (JSchException e) {
            e.printStackTrace();
          }
        }
      }
      return exitstatus;
    }
Example #5
0
 public ChannelSftp getSftpChannel() throws JSchException {
   Channel channel = session.openChannel("sftp");
   log.info("opening sftp channel");
   return (ChannelSftp) channel;
 }
Example #6
0
 public ChannelShell getShellChannel() throws JSchException {
   Channel channel = session.openChannel("shell");
   log.info("opening shell channel");
   return (ChannelShell) channel;
 }
Example #7
0
 public ChannelExec getExecutionChannel() throws JSchException {
   Channel channel = session.openChannel("exec");
   log.info("opening execution channel");
   return (ChannelExec) channel;
 }
Example #8
0
 public void disconnectSession() throws JSchException {
   log.info("disconnecting session");
   this.session.disconnect();
 }
Example #9
0
 public void setSessionPassword(String pw) {
   log.info("password set");
   this.session.setPassword(pw);
 }