java servlet telnet valves
Bonjour,
J'essai de me connecter avec une connection telnet a un switch h3c mais j'ai une erreur et je ne vois pas de quoi cela vien
voici mon code
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package ubpackage;
import java.lang.*;
import java.util.*;
import java.util.Date;
import java.util.Locale;
import java.text.SimpleDateFormat;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.io.PrintWriter;
import javax.servlet.*;
import javax.servlet.ServletException;
import java.net.SocketException;
import javax.servlet.http.*;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.sql.*; // API SQL
import com.novell.ldap.*; // API LDAP
import java.io.InputStream; // Toutes les API pour le script "Cisco"
import java.io.OutputStream;
import java.io.PrintStream;
import java.io.FileOutputStream;
import org.apache.commons.net.telnet.TelnetClient;
import org.apache.commons.net.telnet.TelnetNotificationHandler;
import org.apache.commons.net.telnet.SimpleOptionHandler;
import org.apache.commons.net.telnet.EchoOptionHandler;
import org.apache.commons.net.telnet.TerminalTypeOptionHandler;
import org.apache.commons.net.telnet.SuppressGAOptionHandler;
import org.apache.commons.net.telnet.InvalidTelnetOptionException;
import java.util.StringTokenizer;
import org.apache.commons.net.telnet.*;
import java.io.*;
import java.io.PrintWriter;
import java.net.Socket;
import java.net.*;
import java.net.JarURLConnection;
public class telnet extends HttpServlet{
private TelnetClient telneto = new TelnetClient();
private InputStream in;
private PrintStream out;
private char prompt = '$';
public telnet( String server, String user, String password ) {
try {
// Connect to the specified server
telneto.connect( server, 23 );
// Get input and output stream references
in = telneto.getInputStream();
out = new PrintStream( telneto.getOutputStream() );
// Log the user on
readUntil( "login: " );
write( user );
readUntil( "Password: " );
write( password );
// Advance to a prompt
readUntil( prompt + " " );
}
catch( Exception e ) {
e.printStackTrace();
}
}
public void su( String password ) {
try {
write( "su" );
readUntil( "Password: " );
write( password );
prompt = '#';
readUntil( prompt + " " );
}
catch( Exception e ) {
e.printStackTrace();
}
}
public String readUntil( String pattern ) {
try {
char lastChar = pattern.charAt( pattern.length() - 1 );
StringBuffer sb = new StringBuffer();
boolean found = false;
char ch = ( char )in.read();
while( true ) {
System.out.print( ch );
sb.append( ch );
if( ch == lastChar ) {
if( sb.toString().endsWith( pattern ) ) {
return sb.toString();
}
}
ch = ( char )in.read();
}
}
catch( Exception e ) {
e.printStackTrace();
}
return null;
}
public void write( String value ) {
try {
out.println( value );
out.flush();
System.out.println( value );
}
catch( Exception e ) {
e.printStackTrace();
}
}
public String sendCommand( String command ) {
try {
write( command );
return readUntil( prompt + " " );
}
catch( Exception e ) {
e.printStackTrace();
}
return null;
}
public void disconnect() {
try {
telneto.disconnect();
}
catch( Exception e ) {
e.printStackTrace();
}
}
public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException
{
try {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("<html>");
out.println("<head><title></title></head>");
out.println("<body>");
telnet telneto = new telnet("10.247.112.220","log","pass");
telneto.sendCommand("display current-configuration");
telneto.disconnect();
out.println("</center></body></html>");
}
catch( Exception e ) {
e.printStackTrace();
}
}
public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
{
doGet(request, response);
}
} |
et mon erreur
org.apache.catalina.valves.errorreportvalve.invoke(errorrepportvalve.java:10)
