You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
301 lines
11 KiB
301 lines
11 KiB
//yacySeedUploadScp.java
|
|
//-------------------------------------
|
|
//part of YACY
|
|
//(C) by Michael Peter Christen; mc@anomic.de
|
|
//first published on http://www.anomic.de
|
|
//Frankfurt, Germany, 2004
|
|
//
|
|
//This file ist contributed by Martin Thelian
|
|
//last major change: $LastChangedDate$ by $LastChangedBy$
|
|
//Revision: $LastChangedRevision$
|
|
//
|
|
//This program is free software; you can redistribute it and/or modify
|
|
//it under the terms of the GNU General Public License as published by
|
|
//the Free Software Foundation; either version 2 of the License, or
|
|
//(at your option) any later version.
|
|
//
|
|
//This program is distributed in the hope that it will be useful,
|
|
//but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
//GNU General Public License for more details.
|
|
//
|
|
//You should have received a copy of the GNU General Public License
|
|
//along with this program; if not, write to the Free Software
|
|
//Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
//
|
|
//Using this software in any meaning (reading, learning, copying, compiling,
|
|
//running) means that you agree that the Author(s) is (are) not responsible
|
|
//for cost, loss of data or any harm that may be caused directly or indirectly
|
|
//by usage of this softare or this documentation. The usage of this software
|
|
//is on your own risk. The installation and usage (starting/running) of this
|
|
//software may allow other people or application to access your computer and
|
|
//any attached devices and is highly dependent on the configuration of the
|
|
//software which must be done by the user of the software; the author(s) is
|
|
//(are) also not responsible for proper configuration and usage of the
|
|
//software, even if provoked by documentation provided together with
|
|
//the software.
|
|
//
|
|
//Any changes to this file according to the GPL as documented in the file
|
|
//gpl.txt aside this file in the shipment you received can be done to the
|
|
//lines that follows this copyright notice here, but changes must not be
|
|
//done inside the copyright notive above. A re-distribution must contain
|
|
//the intact and unchanged copyright notice.
|
|
//Contributions and changes to the program code must be marked as such.
|
|
|
|
|
|
package de.anomic.yacy.seedUpload;
|
|
|
|
import java.io.BufferedInputStream;
|
|
import java.io.File;
|
|
import java.io.FileInputStream;
|
|
import java.io.IOException;
|
|
import java.io.InputStream;
|
|
import java.io.OutputStream;
|
|
|
|
import com.jcraft.jsch.Channel;
|
|
import com.jcraft.jsch.ChannelExec;
|
|
import com.jcraft.jsch.JSch;
|
|
import com.jcraft.jsch.Session;
|
|
import com.jcraft.jsch.UIKeyboardInteractive;
|
|
import com.jcraft.jsch.UserInfo;
|
|
|
|
import de.anomic.server.serverSwitch;
|
|
import de.anomic.yacy.yacySeedDB;
|
|
import de.anomic.yacy.yacySeedUploader;
|
|
|
|
public class yacySeedUploadScp implements yacySeedUploader {
|
|
|
|
public static final String CONFIG_SCP_SERVER = "seedScpServer";
|
|
public static final String CONFIG_SCP_ACCOUNT = "seedScpAccount";
|
|
public static final String CONFIG_SCP_PASSWORD = "seedScpPassword";
|
|
public static final String CONFIG_SCP_PATH = "seedScpPath";
|
|
|
|
public String uploadSeedFile(serverSwitch sb, yacySeedDB seedDB, File seedFile) throws Exception {
|
|
try {
|
|
if (sb == null) throw new NullPointerException("Reference to serverSwitch nut not be null.");
|
|
if (seedDB == null) throw new NullPointerException("Reference to seedDB must not be null.");
|
|
if ((seedFile == null)||(!seedFile.exists())) throw new Exception("Seed file does not exist.");
|
|
|
|
String seedScpServer = sb.getConfig(CONFIG_SCP_SERVER,null);
|
|
String seedScpAccount = sb.getConfig(CONFIG_SCP_ACCOUNT,null);
|
|
String seedScpPassword = sb.getConfig(CONFIG_SCP_PASSWORD,null);
|
|
String seedScpPath = sb.getConfig(CONFIG_SCP_PATH,null);
|
|
|
|
if ((seedScpServer != null) && (seedScpAccount != null) && (seedScpPassword != null) && (seedScpPath != null)) {
|
|
return sshc.put(seedScpServer, seedFile, seedScpPath, seedScpAccount, seedScpPassword);
|
|
}
|
|
return "Seed upload settings not configured properly. password-len=" +
|
|
seedScpPassword.length() + ", filePath=" +
|
|
seedScpPath;
|
|
} catch (Exception e) {
|
|
throw e;
|
|
}
|
|
}
|
|
|
|
public String[] getConfigurationOptions() {
|
|
return new String[] {CONFIG_SCP_SERVER,CONFIG_SCP_ACCOUNT,CONFIG_SCP_PASSWORD,CONFIG_SCP_PATH};
|
|
}
|
|
|
|
public String[] getLibxDependences() {
|
|
return new String[]{"jsch-0.1.21.jar"};
|
|
}
|
|
|
|
}
|
|
|
|
class sshc {
|
|
public static String put(String host,
|
|
File localFile, String remoteName,
|
|
String account, String password) throws Exception {
|
|
|
|
Session session = null;
|
|
try {
|
|
// Creating a new secure channel object
|
|
JSch jsch=new JSch();
|
|
|
|
// setting hostname, username, userpassword
|
|
session = jsch.getSession(account, host, 22);
|
|
session.setPassword(password);
|
|
|
|
/*
|
|
* Setting the StrictHostKeyChecking to ignore unknown
|
|
* hosts because of a missing known_hosts file ...
|
|
*/
|
|
java.util.Properties config = new java.util.Properties();
|
|
config.put("StrictHostKeyChecking","no");
|
|
session.setConfig(config);
|
|
|
|
/*
|
|
* we need this user interaction interface to support
|
|
* the interactive-keyboard mode
|
|
*/
|
|
UserInfo ui=new SchUserInfo(password);
|
|
session.setUserInfo(ui);
|
|
|
|
// trying to connect ...
|
|
session.connect();
|
|
|
|
String command="scp -p -t " + remoteName;
|
|
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[] tmp=new byte[1];
|
|
checkAck(in);
|
|
|
|
// send "C0644 filesize filename", where filename should not include '/'
|
|
int filesize=(int)(localFile).length();
|
|
command="C0644 "+filesize+" ";
|
|
if(localFile.toString().lastIndexOf('/')>0){
|
|
command+=localFile.toString().substring(localFile.toString().lastIndexOf('/')+1);
|
|
}
|
|
else{
|
|
command+=localFile.toString();
|
|
}
|
|
command+="\n";
|
|
out.write(command.getBytes()); out.flush();
|
|
|
|
checkAck(in);
|
|
|
|
// send a content of lfile
|
|
byte[] buf=new byte[1024];
|
|
BufferedInputStream bufferedIn = null;
|
|
try {
|
|
bufferedIn=new BufferedInputStream(new FileInputStream(localFile));
|
|
while(true){
|
|
int len=bufferedIn.read(buf, 0, buf.length);
|
|
if(len<=0) break;
|
|
out.write(buf, 0, len); out.flush();
|
|
}
|
|
} finally {
|
|
if (bufferedIn != null) try{bufferedIn.close();}catch(Exception e){}
|
|
}
|
|
|
|
// send '\0'
|
|
buf[0]=0; out.write(buf, 0, 1); out.flush();
|
|
|
|
checkAck(in);
|
|
|
|
return "SCP: File uploaded successfully.";
|
|
} catch (Exception e) {
|
|
throw new Exception("SCP: File uploading failed: " + e.getMessage());
|
|
} finally {
|
|
if ((session != null) && (session.isConnected())) session.disconnect();
|
|
}
|
|
}
|
|
|
|
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
|
|
throw new IOException(sb.toString());
|
|
}
|
|
if(b==2){ // fatal error
|
|
throw new IOException(sb.toString());
|
|
}
|
|
}
|
|
return b;
|
|
}
|
|
}
|
|
|
|
|
|
class SchUserInfo
|
|
implements UserInfo, UIKeyboardInteractive {
|
|
String passwd;
|
|
|
|
public SchUserInfo(String password) {
|
|
this.passwd = password;
|
|
}
|
|
|
|
public String getPassword() {
|
|
return this.passwd;
|
|
}
|
|
|
|
public boolean promptYesNo(String str){
|
|
System.err.println("User was prompted from: " + str);
|
|
return true;
|
|
}
|
|
|
|
public String getPassphrase() {
|
|
return null;
|
|
}
|
|
|
|
public boolean promptPassphrase(String message) {
|
|
System.out.println("promptPassphrase : " + message);
|
|
return false;
|
|
}
|
|
|
|
public boolean promptPassword(String message) {
|
|
System.out.println("promptPassword : " + message);
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @see com.jcraft.jsch.UserInfo#showMessage(java.lang.String)
|
|
*/
|
|
public void showMessage(String message) {
|
|
System.out.println("Sch has tried to show the following message to the user: " + message);
|
|
}
|
|
|
|
public String[] promptKeyboardInteractive(String destination,
|
|
String name,
|
|
String instruction,
|
|
String[] prompt,
|
|
boolean[] echo) {
|
|
System.out.println("User was prompted using interactive-keyboard: " +
|
|
"\n\tDestination: " + destination +
|
|
"\n\tName: " + name +
|
|
"\n\tInstruction: " + instruction +
|
|
"\n\tPrompt: " + arrayToString2(prompt,"|") +
|
|
"\n\techo: " + arrayToString2(echo,"|"));
|
|
|
|
if ((prompt.length >= 1) && (prompt[0].startsWith("Password")))
|
|
return new String[]{this.passwd};
|
|
return new String[]{};
|
|
}
|
|
|
|
String arrayToString2(String[] a, String separator) {
|
|
StringBuffer result = new StringBuffer();// start with first element
|
|
if (a.length > 0) {
|
|
result.append(a[0]);
|
|
for (int i=1; i<a.length; i++) {
|
|
result.append(separator);
|
|
result.append(a[i]);
|
|
}
|
|
}
|
|
return result.toString();
|
|
}
|
|
|
|
String arrayToString2(boolean[] a, String separator) {
|
|
StringBuffer result = new StringBuffer();// start with first element
|
|
if (a.length > 0) {
|
|
result.append(a[0]);
|
|
for (int i=1; i<a.length; i++) {
|
|
result.append(separator);
|
|
result.append(a[i]);
|
|
}
|
|
}
|
|
return result.toString();
|
|
}
|
|
}
|
|
|