package org.fnppl.opensdx.file_transfer;
/*
* Copyright (C) 2010-2015
* fine people e.V. <opensdx@fnppl.org>
* Henning Thieß <ht@fnppl.org>
*
* http://fnppl.org
*/
/*
* Software license
*
* As far as this file or parts of this file is/are software, rather than documentation, this software-license applies / shall be applied.
*
* This file is part of openSDX
* openSDX is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* openSDX 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 Lesser General Public License
* and GNU General Public License along with openSDX.
* If not, see <http://www.gnu.org/licenses/>.
*
*/
/*
* Documentation license
*
* As far as this file or parts of this file is/are documentation, rather than software, this documentation-license applies / shall be applied.
*
* This file is part of openSDX.
* Permission is granted to copy, distribute and/or modify this document
* under the terms of the GNU Free Documentation License, Version 1.3
* or any later version published by the Free Software Foundation;
* with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.
* A copy of the license is included in the section entitled "GNU
* Free Documentation License" resp. in the file called "FDL.txt".
*
*/
import java.io.*;
import java.net.ConnectException;
import java.net.Socket;
import java.net.SocketException;
import java.net.UnknownHostException;
import java.util.Arrays;
import java.util.Vector;
import org.fnppl.opensdx.common.Util;
import org.fnppl.opensdx.file_transfer.commands.OSDXFileTransferUserPassLoginCommand;
import org.fnppl.opensdx.file_transfer.errors.OSDXErrorCode;
import org.fnppl.opensdx.file_transfer.errors.OSDXException;
import org.fnppl.opensdx.file_transfer.errors.OSDXException.FileAlreadyExistsException;
import org.fnppl.opensdx.file_transfer.errors.OSDXException.FileDoesNotExistException;
import org.fnppl.opensdx.file_transfer.errors.OSDXException.FileSizeException;
import org.fnppl.opensdx.file_transfer.errors.OSDXException.MakeDirectoryException;
import org.fnppl.opensdx.file_transfer.errors.OSDXException.SocketNotConnectedException;
import org.fnppl.opensdx.file_transfer.helper.RightsAndDuties;
import org.fnppl.opensdx.file_transfer.model.RemoteFile;
import org.fnppl.opensdx.helper.Logger;
import org.fnppl.opensdx.helper.ProgressListener;
import org.fnppl.opensdx.security.AsymmetricKeyPair;
import org.fnppl.opensdx.security.MD5;
import org.fnppl.opensdx.security.OSDXKey;
import org.fnppl.opensdx.security.SecurityHelper;
import org.fnppl.opensdx.security.SymmetricKey;
import org.fnppl.opensdx.xml.Document;
public class OSDXFileTransferAdapter {
private static boolean DEBUG = false;
private static String OSDX_FILETRANSFERADAPTER_VERSION = "osdx_ftclient_sync v.2013-03-29";
static {
System.out.println("OSDXFileTransferAdapter :: starting in version "+OSDX_FILETRANSFERADAPTER_VERSION);
}
protected int maxPacketSize = 50*1024; //50kB
private Logger logger = Logger.getFileTransferLogger();
private String host;
private int port;
private String prepath;
private OSDXKey mySigningKey;
private String username = null;
private static AsymmetricKeyPair userSessionKey = null; //HT 2012-03-20 really good idea to have it static?!
private String password = null;
private Socket socket;
private BufferedInputStream in;
private BufferedOutputStream out;
private SecureConnection dataOut = null;
private SecureConnection dataIn = null;
private String errorMsg = null; //We will keep this solution for now to avoid side effects
private boolean secureConnectionEstablished = false;
private byte[] client_nonce = null;
private byte[] server_nonce = null;
protected RightsAndDuties rightsAndDuties = null;
private RemoteFile root = new RemoteFile("", "/", 0L, System.currentTimeMillis(), true);
public OSDXFileTransferAdapter() {
try {
dataOut = null;
dataIn = null;
} catch (Exception e) {
e.printStackTrace();
}
}
public boolean connect(String host, int port, String prepath, String username, String pass) throws Exception {
this.host = host;
this.port = port;
this.username = username;
this.password = pass;
this.mySigningKey = null;
if (prepath==null || prepath.length()==0) {
this.prepath = "/";
} else {
this.prepath = prepath;
}
secureConnectionEstablished = false;
client_nonce = null;
server_nonce = null;
try {
logger.logMsg("trying to connect to host: "+host+" port: "+port+" version: "+OSDX_FILETRANSFERADAPTER_VERSION);
socket = new Socket(host, port);
} catch (Exception ex) {
logger.logException(ex);
throw ex;
}
logger.logMsg("Socket connected.");
if (socket.isConnected()) {
in = new BufferedInputStream(socket.getInputStream());
out = new BufferedOutputStream(socket.getOutputStream());
dataOut = new SecureConnection(null, null, out);
dataIn = new SecureConnection(null, in, null);
if(!initSecureUserPassConnection(host)){
logger.logMsg("ERROR: Couldn't establish secure user connection to host: " + host);
throw new OSDXException().new InitSecureUserPassConnectionException();
}
} else {
logger.logMsg("ERROR: Socket is not connected");
throw new OSDXException().new SocketNotConnectedException();
}
return true;
}
public boolean connect(String host, int port, String prepath, OSDXKey mySigningKey, String username) throws Exception {
this.host = host;
this.port = port;
this.username = username;
if (prepath==null || prepath.length()==0) {
this.prepath = "/";
} else {
this.prepath = prepath;
}
this.mySigningKey = mySigningKey;
secureConnectionEstablished = false;
client_nonce = null;
server_nonce = null;
try {
logger.logMsg("trying to connect to host: "+host+" port: "+port+" version: "+OSDX_FILETRANSFERADAPTER_VERSION);
socket = new Socket(host, port);
} catch (Exception ex) {
logger.logException(ex);
throw ex;
}
logger.logMsg("Socket connected.");
// System.out.println("inner connect ok: "+socket.isConnected());
if (socket.isConnected()) {
in = new BufferedInputStream(socket.getInputStream());
out = new BufferedOutputStream(socket.getOutputStream());
dataOut = new SecureConnection(null, null, out);
dataIn = new SecureConnection(null, in, null);
//secureConnectionEstablished =
initSecureConnection(host, mySigningKey);
return true;
} else {
// System.out.println("ERROR: Connection to server could NOT be established!");
return false;
}
}
public boolean isConnected() {
return socket.isConnected() && secureConnectionEstablished;
}
private void ensureAsymmetricKeyPair() throws Exception {
if(userSessionKey == null) {
logger.logMsg("Creating asymmetric keyPair for this session...");
long l = System.currentTimeMillis();
userSessionKey = AsymmetricKeyPair.generateAsymmetricKeyPair();
l = System.currentTimeMillis() -l ;
logger.logMsg("Creating asymmetric keyPair for this session took "+l+"ms");
}
}
private boolean initSecureUserPassConnection(String host) {
try {
logger.logMsg("init secure connection to host: "+host+"...");
ensureAsymmetricKeyPair();
//send request
client_nonce = SecurityHelper.getRandomBytes(32);
// userSessionKey
// sessionKey = SymmetricKey.getKeyFromPass(pass.toCharArray(), client_nonce);
// String pass_username
// asd
String init = OSDX_FILETRANSFERADAPTER_VERSION +"\n";
init += host+"\n";
init += SecurityHelper.HexDecoder.encode(client_nonce,':',-1)+"\n";
init += userSessionKey.getKeyIDHex()+"\n";
init += SecurityHelper.HexDecoder.encode(userSessionKey.getPublicModulus(),':',-1)+"\n";
init += SecurityHelper.HexDecoder.encode(userSessionKey.getPublicExponent(),':',-1)+"\n";
byte[][] checks = SecurityHelper.getMD5SHA1SHA256(client_nonce);
init += SecurityHelper.HexDecoder.encode(userSessionKey.sign(checks[1],checks[2],checks[3],0L),':',-1)+"\n";
init += "\n";
dataOut.sendRawBytes(init.getBytes("UTF-8"));
byte[] responsePartKeyData = dataIn.receiveRawBytesPackage();
byte[] responsePartEncData = dataIn.receiveRawBytesPackage();
//process response
try {
String[] lines = new String(responsePartKeyData,"UTF-8").split("\n");
// for (int i=0;i<lines.length;i++) {
// System.out.println("("+(i+1)+")"+" "+lines[i]);
// }
//check signature
byte[] server_mod = SecurityHelper.HexDecoder.decode(lines[3]);
byte[] server_exp = SecurityHelper.HexDecoder.decode(lines[4]);
byte[] server_signature = SecurityHelper.HexDecoder.decode(lines[5]);
AsymmetricKeyPair server_pubkey = new AsymmetricKeyPair(server_mod, server_exp, null);
byte[] encdata = responsePartEncData;
checks = SecurityHelper.getMD5SHA1SHA256(encdata);
boolean verifySig = server_pubkey.verify(server_signature, checks[1],checks[2],checks[3],0L);
//System.out.println("signature verified: "+verifySig);
if (verifySig) {
//System.out.println("init msg signature verified!");
//build enc key
byte[] decData = userSessionKey.decryptBlocks(encdata);
String[] encLines = new String(decData, "UTF-8").split("\n");
// for (int i=0;i<encLines.length;i++) {
// System.out.println("ENC "+(i+1)+" :: "+encLines[i]);
// }
server_nonce = SecurityHelper.HexDecoder.decode(encLines[1]);
byte[] concat_nonce = SecurityHelper.concat(client_nonce, server_nonce);
// System.out.println("byte len :: concat_nonce = "+concat_nonce.length);
byte[] key_bytes = SecurityHelper.getSHA256(concat_nonce); //32 bytes = 256 bit
byte[] iv = Arrays.copyOf(SecurityHelper.getMD5(concat_nonce),16); //16 bytes = 128 bit
// System.out.println("byte len :: iv = "+iv.length+" b = "+key_bytes.length);
// System.out.println(SecurityHelper.HexDecoder.encode(iv, '\0', -1));
// System.out.println(SecurityHelper.HexDecoder.encode(key_bytes, '\0', -1));
dataOut.key = new SymmetricKey(key_bytes, iv);
dataIn.key = dataOut.key;
secureConnectionEstablished = true;
if (loginUserPass()) {
System.out.println("Login successful...");
} else {
if (errorMsg == null) {
System.out.println("ERROR at Login :: unknown error");
} else {
System.out.println("ERROR at Login :: "+errorMsg);
}
}
} else {
System.out.println("init msg signature NOT verified!");
logger.logError("init msg signature NOT verified!");
}
} catch (OSDXException osdxe){
osdxe.printStackTrace();
throw osdxe; //Rethrow
} catch (Exception ex) {
ex.printStackTrace();
logger.logException(ex);
}
} catch (Exception ex) {
ex.printStackTrace();
logger.logException(ex);
}
return true;
}
private void initSecureConnection(String host, OSDXKey key) {
try {
logger.logMsg("init secure connection to host: "+host+" with keyid: "+key.getKeyID()+" ...");
//send request
client_nonce = SecurityHelper.getRandomBytes(32);
String init = OSDX_FILETRANSFERADAPTER_VERSION +"\n";
init += host+"\n";
init += SecurityHelper.HexDecoder.encode(client_nonce,':',-1)+"\n";
init += key.getKeyID()+"\n";
init += SecurityHelper.HexDecoder.encode(key.getPublicModulusBytes(),':',-1)+"\n";
init += SecurityHelper.HexDecoder.encode(key.getPublicExponentBytes(),':',-1)+"\n";
byte[][] checks = SecurityHelper.getMD5SHA1SHA256(client_nonce);
init += SecurityHelper.HexDecoder.encode(key.sign(checks[1],checks[2],checks[3],0L),':',-1)+"\n";
init += "\n";
dataOut.sendRawBytes(init.getBytes("UTF-8"));
byte[] responsePartKeyData = dataIn.receiveRawBytesPackage();
byte[] responsePartEncData = dataIn.receiveRawBytesPackage();
//process response
try {
String[] lines = new String(responsePartKeyData,"UTF-8").split("\n");
// for (int i=0;i<lines.length;i++) {
// System.out.println("("+(i+1)+")"+" "+lines[i]);
// }
//check signature
byte[] server_mod = SecurityHelper.HexDecoder.decode(lines[3]);
byte[] server_exp = SecurityHelper.HexDecoder.decode(lines[4]);
byte[] server_signature = SecurityHelper.HexDecoder.decode(lines[5]);
AsymmetricKeyPair server_pubkey = new AsymmetricKeyPair(server_mod, server_exp, null);
byte[] encdata = responsePartEncData;
checks = SecurityHelper.getMD5SHA1SHA256(encdata);
boolean verifySig = server_pubkey.verify(server_signature, checks[1],checks[2],checks[3],0L);
//System.out.println("signature verified: "+verifySig);
if (verifySig) {
//System.out.println("init msg signature verified!");
//build enc key
byte[] decData = mySigningKey.decryptBlocks(encdata);
String[] encLines = new String(decData, "UTF-8").split("\n");
// for (int i=0;i<encLines.length;i++) {
// System.out.println("ENC "+(i+1)+" :: "+encLines[i]);
// }
server_nonce = SecurityHelper.HexDecoder.decode(encLines[1]);
byte[] concat_nonce = SecurityHelper.concat(client_nonce, server_nonce);
// System.out.println("byte len :: concat_nonce = "+concat_nonce.length);
byte[] key_bytes = SecurityHelper.getSHA256(concat_nonce); //32 bytes = 256 bit
byte[] iv = Arrays.copyOf(SecurityHelper.getMD5(concat_nonce),16); //16 bytes = 128 bit
// System.out.println("byte len :: iv = "+iv.length+" b = "+key_bytes.length);
// System.out.println(SecurityHelper.HexDecoder.encode(iv, '\0', -1));
// System.out.println(SecurityHelper.HexDecoder.encode(key_bytes, '\0', -1));
dataOut.key = new SymmetricKey(key_bytes, iv);
dataIn.key = dataOut.key;
secureConnectionEstablished = true;
if (login()) {
System.out.println("Login successful...");
} else {
if (errorMsg == null) {
System.out.println("ERROR at Login :: unknown error");
} else {
System.out.println("ERROR at Login :: "+errorMsg);
}
}
} else {
System.out.println("init msg signature NOT verified!");
logger.logError("init msg signature NOT verified!");
}
} catch (Exception ex) {
ex.printStackTrace();
logger.logException(ex);
}
} catch (Exception ex) {
ex.printStackTrace();
logger.logException(ex);
}
}
public RemoteFile getRoot() {
return root;
}
private boolean login() throws OSDXException {
SimpleCommand cmd = new SimpleCommand(dataIn, dataOut) {
public boolean onACK() {
try {
String msg = new String(dataIn.content,"UTF-8");
String[] param = Util.getParams(msg);
try {
rightsAndDuties = RightsAndDuties.fromElement(Document.fromString(param[1]).getRootElement(), -1);
return true;
} catch (Exception ex) {
ex.printStackTrace();
rightsAndDuties = null;
errorMsg = getMessageFromContent(dataIn.content);
return false;
}
} catch (UnsupportedEncodingException ex) {
errorMsg = "unsupported encoding";
return false;
}
}
};
boolean ok = cmd.process("LOGIN "+username);
if(dataIn.isError()){
dataIn.getError().throwException(cmd.errorMsg);
}
errorMsg = cmd.errorMsg;
return ok;
}
private boolean loginUserPass() throws OSDXException {
SimpleCommand cmd = new SimpleCommand(dataIn, dataOut) {
public boolean onACK() {
try {
String msg = new String(dataIn.content,"UTF-8");
String[] param = Util.getParams(msg);
try {
rightsAndDuties = RightsAndDuties.fromElement(Document.fromString(param[1]).getRootElement(), -1);
return true;
} catch (Exception ex) {
ex.printStackTrace();
rightsAndDuties = null;
errorMsg = getMessageFromContent(dataIn.content);
return false;
}
} catch (UnsupportedEncodingException ex) {
errorMsg = "unsupported encoding";
return false;
}
}
};
boolean ok = cmd.process("USERPASSLOGIN "+username+"\t"+OSDXFileTransferUserPassLoginCommand.getUserPassAuth(username, password));
if(dataIn.isError()){
dataIn.getError().throwException(cmd.errorMsg);
}
errorMsg = cmd.errorMsg;
return ok;
}
private void handleUnexpectedPackageID() {
System.out.println("Unexpected Package Received:");
System.out.println("id = "+dataIn.id);
System.out.println("type = "+SecurityHelper.HexDecoder.encode(new byte[]{dataIn.type}));
System.out.println("length = "+dataIn.len);
}
private void handleConnectionClosed() {
System.out.println("Connection closed by Server.");
}
public boolean mkdir(String absoluteDirectoryName) throws OSDXException {
SimpleCommand cmd = new SimpleCommand(dataIn, dataOut);
boolean ok = cmd.process("MKDIR "+absoluteDirectoryName);
if(dataIn.isError()){
dataIn.getError().throwException(cmd.errorMsg);
}
errorMsg = cmd.errorMsg;
return ok;
}
public String getMostRecentErrorMSG() {
return errorMsg;
}
public boolean delete(String absoluteRemoteFilename) throws OSDXException {
SimpleCommand cmd = new SimpleCommand(dataIn, dataOut);
boolean ok = cmd.process("DELETE "+absoluteRemoteFilename);
if(dataIn.isError()){
dataIn.getError().throwException(cmd.errorMsg);
}
errorMsg = cmd.errorMsg;
return ok;
}
public boolean rename(String absoluteRemoteFilename, String newfilename) throws OSDXException {
String[] params = new String[] {absoluteRemoteFilename,newfilename};
String command = "RENAME "+Util.makeParamsString(params);
SimpleCommand cmd = new SimpleCommand(dataIn, dataOut);
boolean ok = cmd.process(command);
if(dataIn.isError()){
dataIn.getError().throwException(cmd.errorMsg);
}
errorMsg = cmd.errorMsg;
return ok;
}
public Vector<RemoteFile> list(String absoluteDirectoryName) throws OSDXException {
final Vector<RemoteFile> list = new Vector<RemoteFile>();
SimpleCommand cmd = new SimpleCommand(dataIn, dataOut) {
public boolean onACK() {
//parse list
String s = getMessageFromContentNN(dataIn.content);
if (DEBUG) System.out.println("RECEIVED LIST: "+s);
if (s.length()>0) {
String[] files = s.split("\n");
for (int i=0;i<files.length;i++) {
RemoteFile rf = RemoteFile.fromParamString(files[i]);
if (rf!=null) {
list.add(rf);
}
}
}
return true;
}
};
boolean ok = cmd.process("LIST "+absoluteDirectoryName);
if(dataIn.isError()){
dataIn.getError().throwException(cmd.errorMsg);
}
errorMsg = cmd.errorMsg;
if (!ok) {
return null;
} else {
return list;
}
}
public RemoteFile fileinfo(String absoluteRemoteFilename) throws OSDXException {
final Vector<RemoteFile> list = new Vector<RemoteFile>();
SimpleCommand cmd = new SimpleCommand(dataIn, dataOut) {
public boolean onACK() {
//parse fileinfo
RemoteFile rf = RemoteFile.fromParamString(getMessageFromContentNN(dataIn.content));
if (rf!=null) {
list.add(rf);
return true;
} else {
return false;
}
}
};
boolean ok = cmd.process("FILE "+absoluteRemoteFilename);
if(dataIn.isError()) {
dataIn.getError().throwException(cmd.errorMsg+" REMOTEFILEPATH: "+absoluteRemoteFilename);
}
errorMsg = cmd.errorMsg;
if (!ok) {
return null;
} else {
if (list.size()>0) {
return list.get(0);
} else {
return null;
}
}
}
public boolean uploadOldStyle(File localFile, String absoluteRemotePath) {
boolean ret = false;
try {
System.out.println("Upload of file: "+localFile.getCanonicalPath()+" -> "+absoluteRemotePath);
boolean ok = uploadOldStyle(localFile, absoluteRemotePath, false, null);
if (ok) {
System.out.println("Upload finished.\n");
ret = true;
}
else {
if(errorMsg==null) {
System.out.println("ERROR\n");
}
else {
System.out.println("ERROR: "+errorMsg+"\n");
}
}
} catch (Exception ex) {
ex.printStackTrace();
}
return ret;
}
public boolean uploadResume(File localFile, String absoluteRemotePath) throws OSDXException, SocketException {
return uploadResume(localFile, absoluteRemotePath, null);
}
public boolean uploadResume(File localFile, String absoluteRemotePath, ProgressListener pg) throws OSDXException {
boolean ret = false;
try {
System.out.println("Upload/Resume of file: "+localFile.getCanonicalPath()+" -> "+absoluteRemotePath);
boolean ok = upload(localFile, absoluteRemotePath, true, pg);
if (ok) {
System.out.println("Upload/Resume finished.\n");
ret = true;
} else {
if (errorMsg==null) {
System.out.println("ERROR\n");
} else {
System.out.println("ERROR: "+errorMsg+"\n");
}
}
} catch (OSDXException osdxe){
osdxe.printStackTrace();
throw osdxe; //Rethrow
} catch (SocketException se){
se.printStackTrace();
errorMsg = "The connection to the serve is lost!";
secureConnectionEstablished = false;
//Hier nun die äquivalente OSDX Exception werfen
throw new OSDXException().new SocketNotConnectedException(errorMsg);
} catch (Exception ex) {
ex.printStackTrace();
}
return ret;
}
public boolean uploadResumeOldStyle(File localFile, String absoluteRemotePath) {
boolean ret = false;
try {
System.out.println("Upload/Resume of file: "+localFile.getCanonicalPath()+" -> "+absoluteRemotePath);
boolean ok = uploadOldStyle(localFile, absoluteRemotePath, true, null);
if (ok) {
System.out.println("Upload/Resume finished.\n");
ret = true;
} else {
if (errorMsg==null) {
System.out.println("ERROR\n");
} else {
System.out.println("ERROR: "+errorMsg+"\n");
}
}
} catch (Exception ex) {
ex.printStackTrace();
}
return ret;
}
public boolean uploadOldStyle(File localFile, String absoluteRemoteFilename, boolean resume, ProgressListener pg) throws Exception {
errorMsg = null;
long id = SecureConnection.getID();
int num = 0;
long filePos = -1L;
long fileLen = localFile.length();
FileInputStream fileIn = null;
long maxFilelengthForMD5 = 100*1024*1024L; //100 MB
boolean hasNext = true;
if (pg!=null) {
if (fileLen>0) {
pg.setMaxProgress(fileLen);
} else {
pg.setMaxProgress(1);
}
pg.setProgress(0);
pg.onUpate();
}
String command = null;
String[] param;
if (fileLen>0) {
byte[] md5 = null;
if (fileLen<maxFilelengthForMD5) {
try {
md5 = SecurityHelper.getMD5(localFile);
} catch (Exception e) {
System.out.println("Error calculating md5 hash of "+localFile.getAbsolutePath());
e.printStackTrace();
md5 = null;
}
}
if (md5!=null) {
param = new String[] {absoluteRemoteFilename,""+fileLen,SecurityHelper.HexDecoder.encode(md5)};
} else {
param = new String[] {absoluteRemoteFilename,""+fileLen};
}
} else {
fileLen = 0L;
param = new String[] {absoluteRemoteFilename,""+fileLen};
}
if (resume) {
command = "RESUMEPUT "+Util.makeParamsString(param);
} else {
command = "PUT "+Util.makeParamsString(param);
}
dataOut.setCommand(id, command);
if (DEBUG) {
Logger.getFileTransferLogger().logMsg("SEND CMD: "+command);
}
dataOut.sendPackage();
boolean hasPkg = false;
while ((hasPkg = dataIn.receiveNextPackage()) && dataIn.id != id) {
handleUnexpectedPackageID();
}
while (hasPkg) {
if (!SecureConnection.isError(dataIn.type)) {
if (dataIn.type == SecureConnection.TYPE_ACK) {
//System.out.println("ACK upload of file: "+remoteName);
if (fileLen<=0) {
//progress ready for file of length 0
if (pg!=null) {
pg.setProgress(pg.getMaxProgress());
pg.onUpate();
}
return true;
}
//open file for transfer
fileIn = new FileInputStream(localFile);
if (resume) {
String msg = getMessageFromContent(dataIn.content);
System.out.println("resume msg :: "+msg+" filePos before = "+filePos);
if (msg!=null && msg.equals("upload already complete")) {
hasNext = false;
System.out.println(msg);
//notifyUpdate(fileLen-1, fileLen, null);
//progress ready
if (pg!=null) {
pg.setProgress(pg.getMaxProgress());
pg.onUpate();
}
return true;
} else {
try {
filePos = Long.parseLong(getMessageFromContent(dataIn.content));
System.out.println("file pos = "+filePos);
if (filePos>=fileLen) {
errorMsg = "file position > file length";
return false;
}
fileIn.skip(filePos);//skip forward to filepos
if (pg!=null) {
pg.setProgress(filePos);
pg.onUpate();
}
} catch (Exception ex) {
//ex.printStackTrace();
errorMsg = "wrong format: file upload resume position not parseable";
return false;
}
}
}
//send data
byte[] data = new byte[maxPacketSize];
while (hasNext) {
//read from file
int read = fileIn.read(data);
if (read>0) {
num++;
if (read<maxPacketSize) {
dataOut.setData(id, num, Arrays.copyOf(data, read));
} else {
dataOut.setData(id, num, data);
}
dataOut.sendPackage();
filePos += read;
if (pg!=null) {
pg.setProgress(filePos);
pg.onUpate();
}
}
else if (read==-1) {
hasNext = false;
}
//notifyUpdate(filePos, fileLen, null);
if (filePos>=fileLen) {
hasNext = false;
}
}
//receive next package
while ((hasPkg = dataIn.receiveNextPackage()) && dataIn.id != id) {
handleUnexpectedPackageID();
}
if (!hasPkg) {
handleConnectionClosed();
return false;
}
}
else if (dataIn.type == SecureConnection.TYPE_ACK_COMPLETE) {
//System.out.println("Upload complete");
//progress ready after receiving ACK_COMPLETE
if (pg!=null) {
pg.setProgress(pg.getMaxProgress());
pg.onUpate();
}
try {
fileIn.close();
} catch (Exception ex) {
ex.printStackTrace();
}
return true;
}
} else {
//stop upload
hasNext = false;
try {
fileIn.close();
} catch (Exception ex) {
//ex.printStackTrace();
}
errorMsg = getMessageFromContent(dataIn.content);
return false;
}
}
if (!hasPkg) {
handleConnectionClosed();
return false;
} else {
System.out.println("should never be in this state!!!");
return false;
}
}
public boolean upload(byte[] data, String absoluteRemoteFilename, boolean resume, ProgressListener pg) throws Exception {
// -> PUT [absoluteRemoteFilename] // -> PUT_RESUME [filename]
// <- ACK // <- ACK [length], [MD5_part]
// -> send data packages // -> check length & MD5_part
// -> PUT_EOF [length], [MD5] // -> send data package after [length]
// <- ACK_COMPLETE // -> PUT_EOF [length], [MD5]
// <- ACK_COMPLETE
errorMsg = null;
long id = SecureConnection.getID();
int num = 0;
long dataPos = -1L;
long dataLen = data.length;
MD5 md5 = new MD5();
if (pg!=null) {
if (dataLen>0) {
pg.setMaxProgress(dataLen);
} else {
pg.setMaxProgress(1);
}
pg.setProgress(0);
pg.onUpate();
}
String command = null;
String[] param = new String[] {absoluteRemoteFilename};
if (resume) {
command = "PUT_RESUME "+Util.makeParamsString(param);
} else {
command = "PUT "+Util.makeParamsString(param);
}
dataOut.setCommand(id, command);
if (DEBUG) {
Logger.getFileTransferLogger().logMsg("SEND CMD: "+command);
}
dataOut.sendPackage();
boolean hasPkg = false;
while ((hasPkg = dataIn.receiveNextPackage()) && dataIn.id != id) {
handleUnexpectedPackageID();
}
boolean transferData = false;
while (hasPkg) {
if (!SecureConnection.isError(dataIn.type)) {
if (dataIn.type == SecureConnection.TYPE_ACK) {
//System.out.println("ACK upload of file: "+remoteName);
dataPos = 0;
if (resume) {
// String msg = getMessageFromContent(dataIn.content);
// //System.out.println("resume msg :: "+msg+" filePos before = "+dataPos);
// if (msg!=null && msg.equals("upload already complete")) {
// hasNext = false;
// System.out.println(msg);
// //notifyUpdate(fileLen-1, fileLen, null);
// //progress ready
// if (pg!=null) {
// pg.setProgress(pg.getMaxProgress());
// pg.onUpate();
// }
// return true;
// } else {
// try {
// dataPos = Long.parseLong(getMessageFromContent(dataIn.content));
// //System.out.println("data pos = "+dataPos);
// if (dataPos>=dataLen) {
// errorMsg = "data position > data length";
// return false;
// }
// if (pg!=null) {
// pg.setProgress(dataPos);
// pg.onUpate();
// }
// } catch (Exception ex) {
// //ex.printStackTrace();
// errorMsg = "wrong format: data upload resume position not parseable";
// return false;
// }
// }
}
//send data
transferData = (dataLen>dataPos);
while (transferData) {
//read from data
int nextPackSize = (int)(dataLen-dataPos);
if (nextPackSize>maxPacketSize) {
nextPackSize = maxPacketSize;
}
if (nextPackSize>0) {
num++;
byte[] send = Arrays.copyOfRange(data, (int)dataPos, (int)dataPos+nextPackSize);
dataOut.setData(id, num, send);
dataOut.sendPackage();
md5.update(send);
dataPos += nextPackSize;
}
//notify update
if (pg!=null) {
pg.setProgress(dataPos);
pg.onUpate();
}
if (dataPos>=dataLen) {
transferData = false;
}
}
//send length and md5
dataOut.setCommand(id, "PUT_EOF "+Util.makeParamsString(new String[] {""+dataPos, md5.getMD5HexString()}));
dataOut.sendPackage();
//receive next package
while ((hasPkg = dataIn.receiveNextPackage()) && dataIn.id != id) {
handleUnexpectedPackageID();
}
if (!hasPkg) {
handleConnectionClosed();
return false;
}
}
else if (dataIn.type == SecureConnection.TYPE_ACK_COMPLETE) {
//System.out.println("Upload complete");
//progress ready after receiving ACK_COMPLETE
if (pg!=null) {
pg.setProgress(pg.getMaxProgress());
pg.onUpate();
}
return true;
}
} else {
//stop upload (if running)
transferData = false;
if(dataIn.isError()){
dataIn.getError().throwException(getMessageFromContent(dataIn.content));
}
errorMsg = getMessageFromContent(dataIn.content);
return false;
}
}
if (!hasPkg) {
handleConnectionClosed();
return false;
} else {
System.out.println("should never be in this state!!!");
return false;
}
}
public boolean upload(File localFile, String absoluteRemoteFilename) throws Exception {
boolean ret = false;
try {
System.out.println("Upload of file: "+localFile.getCanonicalPath()+" -> "+absoluteRemoteFilename);
boolean ok = upload(localFile, absoluteRemoteFilename, false, null);
if (ok) {
System.out.println("Upload finished.\n");
ret = true;
}
else {
if(errorMsg==null) {
System.out.println("ERROR\n");
}
else {
System.out.println("ERROR: "+errorMsg+"\n");
}
}
} catch (OSDXException osdxe){
osdxe.printStackTrace();
throw osdxe; //Rethrow
} catch (Exception ex) {
ex.printStackTrace();
}
return ret;
}
public boolean upload(File localFile, String absoluteRemoteFilename, boolean resume, ProgressListener pg) throws Exception {
// -> PUT [absoluteRemoteFilename] // -> PUT_RESUME [filename]
// <- ACK // <- ACK [length], [MD5_part]
// -> send data packages // -> check length & MD5_part
// -> PUT_EOF [length], [MD5] // -> send data package after [length]
// <- ACK_COMPLETE // -> PUT_EOF [length], [MD5]
// <- ACK_COMPLETE
errorMsg = null;
long id = SecureConnection.getID();
int num = 0;
long dataPos = -1L;
long dataLen = localFile.length();
MD5 md5 = new MD5();
if (pg!=null) {
if (dataLen>0) {
pg.setMaxProgress(dataLen);
} else {
pg.setMaxProgress(1);
}
pg.setProgress(0);
pg.onUpate();
}
String command = null;
String[] param = new String[] {absoluteRemoteFilename};
if (resume) {
command = "PUT_RESUME "+Util.makeParamsString(param);
} else {
command = "PUT "+Util.makeParamsString(param);
}
dataOut.setCommand(id, command);
if (DEBUG) {
Logger.getFileTransferLogger().logMsg("SEND CMD: "+command);
}
dataOut.sendPackage();
boolean hasPkg = false;
while ((hasPkg = dataIn.receiveNextPackage()) && dataIn.id != id) {
handleUnexpectedPackageID();
}
boolean transferData = false;
while (hasPkg) {
if (!SecureConnection.isError(dataIn.type)) {
if (dataIn.type == SecureConnection.TYPE_ACK) {
//System.out.println("ACK upload of file: "+remoteName);
dataPos = 0;
FileInputStream fileIn = new FileInputStream(localFile);
byte[] buffer = new byte[maxPacketSize];
if (resume) {
String[] resumeParam = Util.getParams(getMessageFromContentNN(dataIn.content));
if (resumeParam.length>=2) {
long transferred = Long.parseLong(resumeParam[0]);
String md5String = resumeParam[1];
MD5 md5Local = new MD5();
//System.out.println("Resuming upload at pos "+transferred+" md5 given = "+md5String);
//get md5String
byte[] buf = new byte[maxPacketSize];
int nextPackSize = (int)(transferred-dataPos);
if (nextPackSize>maxPacketSize) {
nextPackSize = maxPacketSize;
}
int read = 0;
while (nextPackSize>0 && read != -1) { //CON-5 infinite loop solved
if (nextPackSize<maxPacketSize) {
buf = new byte[nextPackSize];
}
read = fileIn.read(buf);
if (read>0) {
md5.update(buf,read);
md5Local.update(buf,read);
dataPos += read;
}
nextPackSize = (int)(transferred-dataPos);
if (nextPackSize>maxPacketSize) {
nextPackSize = maxPacketSize;
}
}
//compare md5
byte[] my_md5 = md5Local.getMD5bytes(); //can only read the md5 bytes one time !!!
byte[] your_md5 = SecurityHelper.HexDecoder.decode(md5String);
if (!Arrays.equals(my_md5,your_md5)) {
OSDXErrorCode.ERROR_MD5_CHECK.throwException("MD5 check failed for resuming upload");
}
}
else if (resumeParam.length==1 && resumeParam[0].equals("0")) {
//normal put
}
else {
OSDXErrorCode.ERROR_WITH_MESSAGE.throwException("wrong format: data upload resume position not parseable");
errorMsg = "wrong format: data upload resume position not parseable";
return false;
}
}
//send data
transferData = (dataLen>dataPos);
while (transferData) {
//read from file
int read = fileIn.read(buffer);
if (read<0) {
//end of file
transferData = false;
}
else if (read>0) {
if (read<maxPacketSize) {
dataOut.setData(id, num, Arrays.copyOf(buffer, read));
dataOut.sendPackage();
md5.update(buffer, read);
dataPos += read;
} else {
dataOut.setData(id, num, buffer);
dataOut.sendPackage();
md5.update(buffer);
dataPos += read;
}
//System.out.println("data pos = "+dataPos+ " of "+dataLen);
//notify update
if (pg!=null) {
pg.setProgress(dataPos);
pg.onUpate();
}
}
}
if (fileIn !=null) {
fileIn.close();
}
//send length and md5
dataOut.setCommand(id, "PUT_EOF "+Util.makeParamsString(new String[] {""+dataPos, md5.getMD5HexString()}));
dataOut.sendPackage();
//receive next package
while ((hasPkg = dataIn.receiveNextPackage()) && dataIn.id != id) {
handleUnexpectedPackageID();
}
if (!hasPkg) {
handleConnectionClosed();
return false;
}
}
else if (dataIn.type == SecureConnection.TYPE_ACK_COMPLETE) {
//System.out.println("Upload complete");
//progress ready after receiving ACK_COMPLETE
if (pg!=null) {
pg.setProgress(pg.getMaxProgress());
pg.onUpate();
}
return true;
}
} else {
//stop upload (if running)
transferData = false;
if(dataIn.isError()){
dataIn.getError().throwException(getMessageFromContent(dataIn.content));
}
errorMsg = getMessageFromContent(dataIn.content);
return false;
}
}
if (!hasPkg) {
handleConnectionClosed();
return false;
} else {
System.out.println("should never be in this state!!!");
return false;
}
}
public boolean uploadOldStyle(byte[] data, String absoluteRemoteFilename, boolean resume, ProgressListener pg) throws Exception {
errorMsg = null;
long id = SecureConnection.getID();
int num = 0;
long dataPos = -1L;
long dataLen = data.length;
long maxFilelengthForMD5 = 100*1024*1024L; //100 MB
boolean hasNext = true;
if (pg!=null) {
if (dataLen>0) {
pg.setMaxProgress(dataLen);
} else {
pg.setMaxProgress(1);
}
pg.setProgress(0);
pg.onUpate();
}
String command = null;
String[] param;
if (dataLen>0) {
byte[] md5 = null;
if (dataLen<maxFilelengthForMD5) {
try {
md5 = SecurityHelper.getMD5(data);
} catch (Exception e) {
System.out.println("Error calculating md5 hash of data");
e.printStackTrace();
md5 = null;
}
}
if (md5!=null) {
param = new String[] {absoluteRemoteFilename,""+dataLen,SecurityHelper.HexDecoder.encode(md5)};
} else {
param = new String[] {absoluteRemoteFilename,""+dataLen};
}
} else {
dataLen = 0L;
param = new String[] {absoluteRemoteFilename,""+dataLen};
}
if (resume) {
command = "RESUMEPUT "+Util.makeParamsString(param);
} else {
command = "PUT "+Util.makeParamsString(param);
}
dataOut.setCommand(id, command);
if (DEBUG) {
Logger.getFileTransferLogger().logMsg("SEND CMD: "+command);
}
dataOut.sendPackage();
boolean hasPkg = false;
while ((hasPkg = dataIn.receiveNextPackage()) && dataIn.id != id) {
handleUnexpectedPackageID();
}
while (hasPkg) {
if (!SecureConnection.isError(dataIn.type)) {
if (dataIn.type == SecureConnection.TYPE_ACK) {
//System.out.println("ACK upload of file: "+remoteName);
if (dataLen<=0) {
//progress ready for file of length 0
if (pg!=null) {
pg.setProgress(pg.getMaxProgress());
pg.onUpate();
}
return true;
}
dataPos = 0;
if (resume) {
String msg = getMessageFromContent(dataIn.content);
//System.out.println("resume msg :: "+msg+" filePos before = "+dataPos);
if (msg!=null && msg.equals("upload already complete")) {
hasNext = false;
System.out.println(msg);
//notifyUpdate(fileLen-1, fileLen, null);
//progress ready
if (pg!=null) {
pg.setProgress(pg.getMaxProgress());
pg.onUpate();
}
return true;
} else {
try {
dataPos = Long.parseLong(getMessageFromContent(dataIn.content));
//System.out.println("data pos = "+dataPos);
if (dataPos>=dataLen) {
errorMsg = "data position > data length";
return false;
}
if (pg!=null) {
pg.setProgress(dataPos);
pg.onUpate();
}
} catch (Exception ex) {
//ex.printStackTrace();
errorMsg = "wrong format: data upload resume position not parseable";
return false;
}
}
}
//send data
while (hasNext) {
//read from data
int nextPackSize = (int)(dataLen-dataPos);
if (nextPackSize>maxPacketSize) {
nextPackSize = maxPacketSize;
}
if (nextPackSize>0) {
num++;
dataOut.setData(id, num, Arrays.copyOfRange(data, (int)dataPos, (int)dataPos+nextPackSize));
dataOut.sendPackage();
dataPos += nextPackSize;
}
//notify update
if (pg!=null) {
pg.setProgress(dataPos);
pg.onUpate();
}
if (dataPos>=dataLen) {
hasNext = false;
}
}
//receive next package
while ((hasPkg = dataIn.receiveNextPackage()) && dataIn.id != id) {
handleUnexpectedPackageID();
}
if (!hasPkg) {
handleConnectionClosed();
return false;
}
}
else if (dataIn.type == SecureConnection.TYPE_ACK_COMPLETE) {
//System.out.println("Upload complete");
//progress ready after receiving ACK_COMPLETE
if (pg!=null) {
pg.setProgress(pg.getMaxProgress());
pg.onUpate();
}
return true;
}
} else {
//stop upload
hasNext = false;
errorMsg = getMessageFromContent(dataIn.content);
return false;
}
}
if (!hasPkg) {
handleConnectionClosed();
return false;
} else {
System.out.println("should never be in this state!!!");
return false;
}
}
public void download(String absoluteRemoteFilename, File localFile, boolean showProgress) throws OSDXException {
try {
System.out.println("Download of file: "+absoluteRemoteFilename+" -> "+localFile.getCanonicalPath());
ProgressListener pg = null;
if (showProgress) {
pg = new ProgressListener() {
int lastProg = -1;
public void onUpate() {
if (getMaxProgress()>0) {
int prog = (int) (getProgress()*10L / getMaxProgress());
if (prog > lastProg) {
System.out.println(" progress: "+prog*10+"%");
lastProg = prog;
}
}
}
};
}
boolean ok = download(absoluteRemoteFilename, localFile, false, pg);
if (ok) {
System.out.println("Download finished.\n");
} else {
if (errorMsg==null) {
System.out.println("ERROR\n");
} else {
System.out.println("ERROR: "+errorMsg+"\n");
}
}
} catch (OSDXException osdxe){
throw osdxe; //Rethrow
} catch (Exception ex) {
ex.printStackTrace();
}
}
public boolean download(String absoluteRemoteFilename, File localFile, boolean resume, ProgressListener pg) throws Exception {
errorMsg = null;
long id = SecureConnection.getID();
int num = 0;
long fileLen = -1L;
long filePos = -1L;
byte[] md5 = null;
FileOutputStream fileOut = null;
String command;
if (resume && localFile.exists()) {
long length = localFile.length();
String param = Util.makeParamsString(new String[]{absoluteRemoteFilename,""+length});
command = "RESUMEGET "+param;
filePos = length;
}
else {
resume = false;
command = "GET "+absoluteRemoteFilename;
filePos = 0L;
}
dataOut.setCommand(id, command);
if (DEBUG) {
Logger.getFileTransferLogger().logMsg("SEND CMD: "+command);
}
dataOut.sendPackage();
boolean hasPkg = false;
while ((hasPkg = dataIn.receiveNextPackage()) && dataIn.id != id) {
handleUnexpectedPackageID();
}
while (hasPkg) {
if (!SecureConnection.isError(dataIn.type)) {
if (dataIn.type == SecureConnection.TYPE_ACK) {
String[] p = Util.getParams(getMessageFromContentNN(dataIn.content));
fileLen = Long.parseLong(p[0]);
//System.out.println("filelength = "+fileLen);
if (p.length==2) {
try {
md5 = SecurityHelper.HexDecoder.decode(p[1]);
System.out.println("md5 = "+p[1]);
} catch (Exception ex) {
System.out.println("Warning: could not parse md5 hash: "+p[1]);
md5 = null;
}
}
if (fileLen==0) {
localFile.createNewFile();
if (pg!=null) {
pg.setMaxProgress(1);
pg.setProgress(1);
pg.onUpate();
}
return true;
} else {
//open file for output
localFile.getParentFile().mkdirs();
if (resume) {
fileOut = new FileOutputStream(localFile,true); //append if resume
} else {
fileOut = new FileOutputStream(localFile); //new if not resume
}
}
if (resume) { //already finished download
if (filePos>fileLen) {
//System.out.println("ERROR wrong filesize.");
//close file
try {
fileOut.close();
} catch (IOException e) {
e.printStackTrace();
}
OSDXErrorCode.ERROR_WRONG_FILESIZE.throwException("Error downloading \""+absoluteRemoteFilename+"\" :: wrong filesize");
errorMsg = "Error downloading \""+absoluteRemoteFilename+"\" :: wrong filesize";
return false;
}
else if (fileLen==filePos) {
if (pg!=null) {
pg.setMaxProgress(fileLen);
pg.setProgress(filePos);
pg.onUpate();
}
if (md5!=null){
//check md5
byte[] myMd5 = SecurityHelper.getMD5(localFile);
if (Arrays.equals(md5, myMd5)) {
System.out.println("MD5 check ok");
return true;
} else {
System.out.println("MD5 check FAILD!");
OSDXErrorCode.ERROR_MD5_CHECK.throwException("Error downloading \""+absoluteRemoteFilename+"\" :: MD5 check FAILD!");
errorMsg = "Error downloading \""+absoluteRemoteFilename+"\" :: MD5 check FAILD!";
return false;
}
} else {
return true;
}
}
}
if (pg!=null) {
pg.setMaxProgress(fileLen);
pg.setProgress(filePos);
pg.onUpate();
}
//receive next package
while ((hasPkg = dataIn.receiveNextPackage()) && dataIn.id != id) {
handleUnexpectedPackageID();
}
if (!hasPkg) {
handleConnectionClosed();
return false;
}
}
else if (dataIn.type == SecureConnection.TYPE_DATA) {
//write content
fileOut.write(dataIn.content);
filePos += dataIn.content.length;
//update progress
if (pg!=null) {
pg.setMaxProgress(fileLen);
pg.setProgress(filePos);
pg.onUpate();
}
//finish if filePos at end
if (filePos>=fileLen) { //finished
//System.out.println("Download finished: "+localFile.getAbsolutePath());
//close file
try {
fileOut.flush();
fileOut.close();
} catch (IOException e) {
e.printStackTrace();
}
if (filePos>fileLen) {
OSDXErrorCode.ERROR_WRONG_FILESIZE.throwException("Error downloading \""+absoluteRemoteFilename+"\" :: wrong filesize");
errorMsg = "Error downloading \""+absoluteRemoteFilename+"\" :: wrong filesize";
//System.out.println("ERROR wrong filesize.");
return false;
} else {
//successfully finished download
if (md5!=null){
//check md5
byte[] myMd5 = SecurityHelper.getMD5(localFile);
if (Arrays.equals(md5, myMd5)) {
System.out.println("MD5 check ok");
return true;
} else {
System.out.println("MD5 check FAILD!");
OSDXErrorCode.ERROR_MD5_CHECK.throwException("Error downloading \""+absoluteRemoteFilename+"\" :: MD5 check FAILD!");
errorMsg = "Error downloading \""+absoluteRemoteFilename+"\" :: MD5 check FAILD!";
return false;
}
} else {
//notifyUpdate(filePos, fileLen, null);
return true;
}
}
}
else { //not finished yet
//receive next package
while ((hasPkg = dataIn.receiveNextPackage()) && dataIn.id != id) {
handleUnexpectedPackageID();
}
if (!hasPkg) {
handleConnectionClosed();
return false;
}
}
}
} //end of if !error
else {
//stop download
try {
if (fileOut!=null) {
fileOut.close();
}
} catch (Exception ex) {
//ex.printStackTrace();
}
if(dataIn.isError()){
dataIn.getError().throwException(getMessageFromContent(dataIn.content));
}
errorMsg = getMessageFromContent(dataIn.content);
return false;
}
}
if (!hasPkg) {
handleConnectionClosed();
return false;
} else {
System.out.println("should never be in this state!!!");
return false;
}
}
public boolean download(String absoluteRemoteFilename, OutputStream out, ProgressListener pg) throws Exception {
errorMsg = null;
long id = SecureConnection.getID();
int num = 0;
long fileLen = -1L;
long filePos = -1L;
byte[] md5 = null;
String command;
command = "GET "+absoluteRemoteFilename;
filePos = 0L;
dataOut.setCommand(id, command);
if (DEBUG) {
Logger.getFileTransferLogger().logMsg("SEND CMD: "+command);
}
dataOut.sendPackage();
boolean hasPkg = false;
while ((hasPkg = dataIn.receiveNextPackage()) && dataIn.id != id) {
handleUnexpectedPackageID();
}
while (hasPkg) {
if (!SecureConnection.isError(dataIn.type)) {
if (dataIn.type == SecureConnection.TYPE_ACK) {
String[] p = Util.getParams(getMessageFromContentNN(dataIn.content));
fileLen = Long.parseLong(p[0]);
//System.out.println("filelength = "+fileLen);
if (p.length==2) {
try {
md5 = SecurityHelper.HexDecoder.decode(p[1]);
System.out.println("md5 = "+p[1]);
} catch (Exception ex) {
System.out.println("Warning: could not parse md5 hash: "+p[1]);
md5 = null;
}
}
if (fileLen==0) {
// localFile.createNewFile();
if (pg!=null) {
pg.setMaxProgress(1);
pg.setProgress(1);
pg.onUpate();
}
return true;
}
else {
//open file for output
}
if (pg!=null) {
pg.setMaxProgress(fileLen);
pg.setProgress(filePos);
pg.onUpate();
}
//receive next package
while ((hasPkg = dataIn.receiveNextPackage()) && dataIn.id != id) {
handleUnexpectedPackageID();
}
if (!hasPkg) {
handleConnectionClosed();
return false;
}
}
else if (dataIn.type == SecureConnection.TYPE_DATA) {
//write content
out.write(dataIn.content);
filePos += dataIn.content.length;
//update progress
if (pg!=null) {
pg.setMaxProgress(fileLen);
pg.setProgress(filePos);
pg.onUpate();
}
//finish if filePos at end
if (filePos>=fileLen) { //finished
//System.out.println("Download finished: "+localFile.getAbsolutePath());
try {
out.flush();
// fileOut.close();
} catch (IOException e) {
e.printStackTrace();
}
if (filePos>fileLen) {
OSDXErrorCode.ERROR_WRONG_FILESIZE.throwException("Error downloading \""+absoluteRemoteFilename+"\" :: wrong filesize");
errorMsg = "Error downloading \""+absoluteRemoteFilename+"\" :: wrong filesize";
//System.out.println("ERROR wrong filesize.");
return false;
}
else {
//successfully finished download
// if (md5 != null) {
// //check md5
// byte[] myMd5 = SecurityHelper.getMD5(localFile);
// if (Arrays.equals(md5, myMd5)) {
// System.out.println("MD5 check ok");
// return true;
// } else {
// System.out.println("MD5 check FAILD!");
// errorMsg = "Error downloading \""+absoluteRemoteFilename+"\" :: MD5 check FAILD!";
// return false;
// }
// } else {
//notifyUpdate(filePos, fileLen, null);
return true;
// }
}
}
else { //not finished yet
//receive next package
while ((hasPkg = dataIn.receiveNextPackage()) && dataIn.id != id) {
handleUnexpectedPackageID();
}
if (!hasPkg) {
handleConnectionClosed();
return false;
}
}
}
} //end of if !error
else {
//stop download
try {
// if (fileOut!=null) {
// fileOut.close();
// }
} catch (Exception ex) {
//ex.printStackTrace();
}
OSDXErrorCode.ERROR_WITH_MESSAGE.throwException(getMessageFromContent(dataIn.content));
errorMsg = getMessageFromContent(dataIn.content);
return false;
}
}
if (!hasPkg) {
handleConnectionClosed();
return false;
} else {
System.out.println("should never be in this state!!!");
return false;
}
}
public void closeConnection() {
System.out.println("Closing connection.");
errorMsg = null;
long id = SecureConnection.getID();
String command = "QUIT ";
dataOut.setCommand(id, command);
if (DEBUG) {
Logger.getFileTransferLogger().logMsg("SEND CMD: "+command);
}
try {
dataOut.sendPackage();
} catch (Exception e) {
e.printStackTrace();
}
try {
socket.close();
} catch (Exception e) {
e.printStackTrace();
}
}
private boolean isAllowed(int rightType) {
if (rightsAndDuties==null) {
return false;
}
return rightsAndDuties.hasRight(rightType);
}
private String getMessageFromContent(byte[] content) {
if (content==null) return null;
try {
return new String(content,"UTF-8");
} catch (UnsupportedEncodingException e) {
}
return null;
}
private String getMessageFromContentNN(byte[] content) {
if (content==null) return "";
try {
return new String(content,"UTF-8");
} catch (UnsupportedEncodingException e) {
}
return "";
}
// //file.getParent() does NOT work for Files from args[]
// private static String getParentDir(File f) throws Exception {
// String d = f.getCanonicalPath();
// d = d.substring(0,d.length()-f.getName().length()-1);
// return d;
// }
public static void main(String[] args) throws Exception {
exceptionTest();
//test();
//testPlain();
}
public static void testPlain() throws Exception {
OSDXFileTransferAdapter client = new OSDXFileTransferAdapter();
String username = "testuser";
String pass = "testpass";
client.connect("localhost", 4221,"/", username, pass);
Vector<RemoteFile> rfs = client.list("/");
for(int i=0;i<rfs.size();i++) {
RemoteFile r = rfs.elementAt(i);
System.out.println(r.toString());
}
}
public static void exceptionTest() {
try {
OSDXFileTransferAdapter client = new OSDXFileTransferAdapter();
OSDXKey mysigning = OSDXKey.fromElement(Document.fromString("<?xml version=\"1.0\" encoding=\"UTF-8\"?> <keypair><identities><identity><identnum>0001</identnum><email>test</email><mnemonic restricted=\"true\">test</mnemonic><sha256>2D:83:44:CA:3A:4C:85:3A:FB:E9:A3:15:D1:B4:70:BA:CC:7C:16:C7:DC:80:D9:AF:4F:E5:3D:74:4A:58:47:CE</sha256></identity></identities><sha1fingerprint>27:61:62:78:C1:29:F3:C6:A9:03:44:D2:18:36:37:22:E2:9F:63:BF</sha1fingerprint><authoritativekeyserver>localhost</authoritativekeyserver><datapath><step1><datasource>LOCAL</datasource><datainsertdatetime>2011-06-08 04:42:04 GMT+00:00</datainsertdatetime></step1></datapath><valid_from>2011-06-08 04:42:04 GMT+00:00</valid_from><valid_until>2036-06-07 10:42:04 GMT+00:00</valid_until><usage>ONLYSIGN</usage><level>MASTER</level><parentkeyid /><algo>RSA</algo><bits>3072</bits><modulus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modulus><pubkey><exponent>01:00:01</exponent></pubkey><privkey><exponent><locked><mantraname>mantra: password</mantraname><algo>AES@256</algo><initvector>6F:67:A3:5C:C0:5A:67:F6:30:32:9A:0E:1E:3A:8B:1B</initvector><padding>CBC/PKCS#5</padding><bytes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bytes></locked></exponent></privkey><gpgkeyserverid /></keypair> ").getRootElement());
mysigning.unlockPrivateKey("password");
String username = "testuser";
try {
//Connection Test
client.connect("lalala", 4221,"/", mysigning, username);
} catch (UnknownHostException uhe){
System.out.println("Connection exception test successfull!");
}catch ( ConnectException ce){
System.out.println("Connection exception test successfull!");
}
client.connect("127.0.0.1", 4221,"/", mysigning, username);
try{
client.upload(new File("FDL.txt"), "/FDL.txt");
//client.uploadResume(new File("/data/tvtv/BigBang_S05/The_Big_Bang_Theory_S05x01_12.03.13.HQ.avi"), "/test.avi");
} catch (FileSizeException fse){
System.out.println("Filesize Exception test successfull!");
}
try {
client.download("/FDL.txt", new File("/tmp/FDL.txt"),true);
} catch (FileDoesNotExistException fdne){
System.out.println("File Does Not Exists Exception test successfull!");
}
try{
client.mkdir("/blub");
} catch (MakeDirectoryException mde){
System.out.println("Make Directory Exception test successfull!");
}
try{
RemoteFile rf = client.fileinfo("/blub");
if (rf != null) {
System.out.println("FileInfo:: "+rf.toString());
}
} catch (OSDXException oex){
System.out.println("");
}
client.rename("/blub", "blablub");
Vector<RemoteFile> list = client.list("/");
if (list!=null) {
System.out.println("LIST");
for (RemoteFile f : list) {
System.out.println(f.toString());
}
System.out.println();
}
client.delete("/blablub");
client.delete("/FDL.txt");
list = client.list("/");
if (list!=null) {
System.out.println("LIST");
for (RemoteFile f : list) {
System.out.println(f.toString());
}
System.out.println();
}
client.closeConnection();
} catch (Exception ex) {
ex.printStackTrace();
}
}
public static void test() {
try {
OSDXFileTransferAdapter client = new OSDXFileTransferAdapter();
OSDXKey mysigning = OSDXKey.fromElement(Document.fromString("<?xml version=\"1.0\" encoding=\"UTF-8\"?> <keypair><identities><identity><identnum>0001</identnum><email>test</email><mnemonic restricted=\"true\">test</mnemonic><sha256>2D:83:44:CA:3A:4C:85:3A:FB:E9:A3:15:D1:B4:70:BA:CC:7C:16:C7:DC:80:D9:AF:4F:E5:3D:74:4A:58:47:CE</sha256></identity></identities><sha1fingerprint>27:61:62:78:C1:29:F3:C6:A9:03:44:D2:18:36:37:22:E2:9F:63:BF</sha1fingerprint><authoritativekeyserver>localhost</authoritativekeyserver><datapath><step1><datasource>LOCAL</datasource><datainsertdatetime>2011-06-08 04:42:04 GMT+00:00</datainsertdatetime></step1></datapath><valid_from>2011-06-08 04:42:04 GMT+00:00</valid_from><valid_until>2036-06-07 10:42:04 GMT+00:00</valid_until><usage>ONLYSIGN</usage><level>MASTER</level><parentkeyid /><algo>RSA</algo><bits>3072</bits><modulus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modulus><pubkey><exponent>01:00:01</exponent></pubkey><privkey><exponent><locked><mantraname>mantra: password</mantraname><algo>AES@256</algo><initvector>6F:67:A3:5C:C0:5A:67:F6:30:32:9A:0E:1E:3A:8B:1B</initvector><padding>CBC/PKCS#5</padding><bytes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bytes></locked></exponent></privkey><gpgkeyserverid /></keypair> ").getRootElement());
mysigning.unlockPrivateKey("password");
String username = "testuser";
client.connect("localhost", 4221,"/", mysigning, username);
client.upload(new File("FDL.txt"), "/FDL.txt");
//client.uploadResume(new File("/data/tvtv/BigBang_S05/The_Big_Bang_Theory_S05x01_12.03.13.HQ.avi"), "/test.avi");
client.download("/FDL.txt", new File("/tmp/FDL.txt"),true);
client.mkdir("/blub");
RemoteFile rf = client.fileinfo("/blub");
if (rf != null) {
System.out.println("FileInfo:: "+rf.toString());
}
client.rename("/blub", "blablub");
Vector<RemoteFile> list = client.list("/");
if (list!=null) {
System.out.println("LIST");
for (RemoteFile f : list) {
System.out.println(f.toString());
}
System.out.println();
}
client.delete("/blablub");
client.delete("/FDL.txt");
list = client.list("/");
if (list!=null) {
System.out.println("LIST");
for (RemoteFile f : list) {
System.out.println(f.toString());
}
System.out.println();
}
client.closeConnection();
} catch (Exception ex) {
ex.printStackTrace();
}
}
private class SimpleCommand {
public String errorMsg = null;
//hook in here
public boolean onACK() {
return true;
}
private SecureConnection dataIn;
private SecureConnection dataOut;
public SimpleCommand(SecureConnection dataIn, SecureConnection dataOut) {
this.dataIn = dataIn;
this.dataOut = dataOut;
}
public boolean process(String command) {
long id = SecureConnection.getID();
errorMsg = null;
dataOut.setCommand(id, command);
if (DEBUG) {
Logger.getFileTransferLogger().logMsg("SEND CMD: "+command);
}
try {
dataOut.sendPackage();
boolean hasPkg = false;
while ((hasPkg = dataIn.receiveNextPackage()) && dataIn.id != id) {
handleUnexpectedPackageID();
}
if (hasPkg) {
if (dataIn.type == SecureConnection.TYPE_ACK) {
return onACK();
}
else if (SecureConnection.isError(dataIn.type)) {
errorMsg = getMessageFromContent(dataIn.content);
return false;
}
return false;
} else {
handleConnectionClosed();
return false;
}
} catch (Exception ex) {
ex.printStackTrace();
errorMsg = ex.getMessage();
return false;
}
}
}
}