import java.awt.Container;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JTextField;
import com.jcraft.jsch.*;
public class Connect {
public static class WrongPassword extends Exception{};
public Connect (){
hostname="hostname";
user="user";
source="/home/mksadmin/XML/log.xml";
path = System.getProperty("user.dir");
destination=path+"//logs";
}
public void copyLogfile () throws WrongPassword {
FileOutputStream fos=null;
try{
String prefix=null;
if(new File(destination).isDirectory()){
prefix=destination+File.separator;
}
JSch jsch=new JSch();
Session session=jsch.getSession(user, hostname, 22);
UserInfo ui=new MyUserInfo();
session.setUserInfo(ui);
session.connect();
String command="scp -f "+source;
Channel channel=session.openChannel("exec");
((ChannelExec)channel).setCommand(command);
// get I/O streams for remote scp
OutputStream 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+(long)(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
fos=new FileOutputStream(prefix==null ? destination : prefix+file);
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;
}
}
fos.close();
fos=null;
byte[] tmp=new byte[1];
if(checkAck(in)!=0){
System.err.println("Error and End");
System.exit(0);
}
// send '\0'
buf[0]=0; out.write(buf, 0, 1); out.flush();
}
session.disconnect();
}
catch(Exception e){
System.out.println(e);
try{
if(fos!=null){
fos.close();
}
}
catch(Exception ee){
}
}
}
static int checkAck(InputStream in) throws IOException{
int b=in.read();
// b may be 0 for success,
// 1 for error,
// 2 for fatal error,
// -1
if(b==0) return b;
if(b==-1) return b;
if(b==1 || b==2){
StringBuffer sb=new StringBuffer();
int c;
do {
c=in.read();
sb.append((char)c);
}
while(c!='\n');
if(b==1){ // error
System.out.print(sb.toString());
}
if(b==2){ // fatal error
System.out.print(sb.toString());
}
}
return b;
}
private String hostname;
private String user;
private String password;
private String source;
private String destination;
private String path;
private String command;
public static void main(String[] args) {
Connect test = new Connect();
try {
test.copyLogfile();
} catch (WrongPassword e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
System.out.println("ferdisch");
}
public static class MyUserInfo implements UserInfo, UIKeyboardInteractive{
public String getPassword(){ return passwd; }
public boolean promptYesNo(String str){
return true;
}
String passwd;
JTextField passwordField=(JTextField)new JPasswordField(20);
public String getPassphrase(){ return null; }
public boolean promptPassphrase(String message){ return false; }
public boolean promptPassword(String message){
Object[] ob={passwordField};
int result=
JOptionPane.showConfirmDialog(null, ob, message,
JOptionPane.OK_CANCEL_OPTION);
if(result==JOptionPane.OK_OPTION){
passwd=passwordField.getText();
return true;
}
else{
return false;
}
}
public void showMessage(String message){
JOptionPane.showMessageDialog(null, message);
}
final GridBagConstraints gbc =
new GridBagConstraints(0,0,1,1,1,1,
GridBagConstraints.NORTHWEST,
GridBagConstraints.NONE,
new Insets(0,0,0,0),0,0);
private Container panel;
public String[] promptKeyboardInteractive(String destination,
String name,
String instruction,
String[] prompt,
boolean[] echo){
panel = new JPanel();
panel.setLayout(new GridBagLayout());
gbc.weightx = 1.0;
gbc.gridwidth = GridBagConstraints.REMAINDER;
gbc.gridx = 0;
panel.add(new JLabel(instruction), gbc);
gbc.gridy++;
gbc.gridwidth = GridBagConstraints.RELATIVE;
JTextField[] texts=new JTextField[prompt.length];
for(int i=0; i<prompt.length; i++){
gbc.fill = GridBagConstraints.NONE;
gbc.gridx = 0;
gbc.weightx = 1;
panel.add(new JLabel(prompt[i]),gbc);
gbc.gridx = 1;
gbc.fill = GridBagConstraints.HORIZONTAL;
gbc.weighty = 1;
if(echo[i]){
texts[i]=new JTextField(20);
}
else{
texts[i]=new JPasswordField(20);
}
panel.add(texts[i], gbc);
gbc.gridy++;
}
if(JOptionPane.showConfirmDialog(null, panel,
destination+": "+name,
JOptionPane.OK_CANCEL_OPTION,
JOptionPane.QUESTION_MESSAGE)
==JOptionPane.OK_OPTION){
String[] response=new String[prompt.length];
for(int i=0; i<prompt.length; i++){
response[i]=texts[i].getText();
}
return response;
}
else{
return null; // cancel
}
}
}
}
