/**
* Executes command using {@code shell} channel.
*
* @param ses SSH session.
* @param cmd Command.
* @throws JSchException In case of SSH error.
* @throws IOException If IO error occurs.
* @throws IgniteInterruptedCheckedException If thread was interrupted while waiting.
*/
private void shell(Session ses, String cmd)
throws JSchException, IOException, IgniteInterruptedCheckedException {
ChannelShell ch = null;
try {
ch = (ChannelShell) ses.openChannel("shell");
ch.connect();
try (PrintStream out = new PrintStream(ch.getOutputStream(), true)) {
out.println(cmd);
U.sleep(1000);
}
} finally {
if (ch != null && ch.isConnected()) ch.disconnect();
}
}
/**
* Creates a channel for shell type in the current session channel types = shell, sftp, exec(X
* forwarding), direct-tcpip(stream forwarding) etc
*
* @param sshContact ID of SSH Contact
*/
public void createShellChannel(ContactSSH sshContact) throws IOException {
try {
Channel shellChannel = sshContact.getSSHSession().openChannel("shell");
// initalizing the reader and writers of ssh contact
sshContact.initializeShellIO(shellChannel.getInputStream(), shellChannel.getOutputStream());
((ChannelShell) shellChannel)
.setPtyType(sshContact.getSSHConfigurationForm().getTerminalType());
// initializing the shell
shellChannel.connect(1000);
sshContact.setShellChannel(shellChannel);
sshContact.sendLine("export PS1=");
} catch (JSchException ex) {
sshContact.setSSHSession(null);
throw new IOException("Unable to create shell channel to remote" + " server");
}
}
