(Android™) SSH Commands to Cisco Switch

Demonstrates how to establish an SSH session with a Cisco switch (or something similar) and send commands in a device console session.

Chilkat Android™ Downloads Android™ Java Libraries Android C/C++ Libraries

// Important: Don't forget to include the call to System.loadLibrary
// as shown at the bottom of this code sample.
package com.test;

import android.app.Activity;
import com.chilkatsoft.*;

import android.widget.TextView;
import android.os.Bundle;

public class SimpleActivity extends Activity {

  private static final String TAG = "Chilkat";

  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkSsh ssh = new CkSsh();

    boolean success = ssh.Connect("172.16.16.100",22);
    if (success != true) {
        Log.i(TAG, ssh.lastErrorText());
        return;
        }

    // Authenticate using login/password:
    success = ssh.AuthenticatePw("myLogin","myPassword");
    if (success != true) {
        Log.i(TAG, ssh.lastErrorText());
        return;
        }

    // Start a shell session.
    int channelNum = ssh.QuickShell();
    if (channelNum < 0) {
        Log.i(TAG, ssh.lastErrorText());
        return;
        }

    // If the CISCO switch returns a prompt with "#", then read until we get the prompt.
    // (It's not actually required that we do this, but it helps to know that all is OK at this point..)
    success = ssh.ChannelReceiveUntilMatch(channelNum,"#","utf-8",true);
    if (success != true) {
        Log.i(TAG, ssh.lastErrorText());
        return;
        }

    // Show what we received so far:
    Log.i(TAG, ssh.getReceivedText(channelNum,"utf-8"));

    // Send a "show clock" command.
    success = ssh.ChannelSendString(channelNum,"show clock\n","utf-8");

    // Read the output to the next interactive prompt.
    success = ssh.ChannelReceiveUntilMatch(channelNum,"#","utf-8",true);
    if (success != true) {
        Log.i(TAG, ssh.lastErrorText());
        return;
        }

    Log.i(TAG, ssh.getReceivedText(channelNum,"utf-8"));

    // Send another command and get the output, and so on...
    success = ssh.ChannelSendString(channelNum,"some other command\n","utf-8");
    success = ssh.ChannelReceiveUntilMatch(channelNum,"#","utf-8",true);
    if (success != true) {
        Log.i(TAG, ssh.lastErrorText());
        return;
        }

    Log.i(TAG, ssh.getReceivedText(channelNum,"utf-8"));

    ssh.Disconnect();

  }

  static {
      System.loadLibrary("chilkat");

      // Note: If the incorrect library name is passed to System.loadLibrary,
      // then you will see the following error message at application startup:
      //"The application <your-application-name> has stopped unexpectedly. Please try again."
  }
}