public TRTrackerServerUDP(String _name, int _port, boolean _start_up_ready) {
super(_name, _start_up_ready);
port = _port;
thread_pool = new ThreadPool("TrackerServer:UDP:" + port, THREAD_POOL_SIZE);
try {
InetAddress bind_ip = NetworkAdmin.getSingleton().getSingleHomedServiceBindAddress();
InetSocketAddress address;
DatagramSocket socket;
if (bind_ip == null) {
address = new InetSocketAddress(InetAddress.getByName("127.0.0.1"), port);
socket = new DatagramSocket(port);
} else {
current_bind_ip = bind_ip;
address = new InetSocketAddress(bind_ip, port);
socket = new DatagramSocket(address);
}
socket.setReuseAddress(true);
dg_socket = socket;
final InetSocketAddress f_address = address;
Thread recv_thread =
new AEThread("TRTrackerServerUDP:recv.loop") {
public void runSupport() {
recvLoop(dg_socket, f_address);
}
};
recv_thread.setDaemon(true);
recv_thread.start();
Logger.log(new LogEvent(LOGID, "TRTrackerServerUDP: recv established on port " + port));
} catch (Throwable e) {
Logger.log(
new LogEvent(
LOGID, "TRTrackerServerUDP: " + "DatagramSocket bind failed on port " + port, e));
}
}
public void runSupport() {
try {
new URL(url_str); // determine if this is already a proper URL
} catch (Throwable t) { // it's not
// //check if the string is just a base32/hex-encoded torrent infohash
//
// String magnet_uri = UrlUtils.normaliseMagnetURI( url_str );
//
// if ( magnet_uri != null ){
//
// url_str = magnet_uri;
// }
}
try {
url = AddressUtils.adjustURL(new URL(url_str));
String protocol = url.getProtocol().toLowerCase();
// hack here - the magnet download process requires an additional paramter to cause it to
// stall on error so the error can be reported
// if ( protocol.equals( "magnet" ) || protocol.equals( "dht" )){
//
// url = AddressUtils.adjustURL( new URL(url_str+"&pause_on_error=true"));
// }
for (int i = 0; i < 2; i++) {
try {
// if ( protocol.equals("https")){
//
// // see ConfigurationChecker for SSL client defaults
//
// HttpsURLConnection ssl_con = (HttpsURLConnection)url.openConnection();
//
// // allow for certs that contain IP addresses rather than dns names
//
// ssl_con.setHostnameVerifier(
// new HostnameVerifier()
// {
// public boolean
// verify(
// String host,
// SSLSession session )
// {
// return( true );
// }
// });
//
// con = ssl_con;
//
// }else{
//
con = (HttpURLConnection) url.openConnection();
// }
con.setRequestProperty(
"User-Agent", Constants.AZUREUS_NAME + " " + Constants.AZUREUS_VERSION);
if (referrer != null && referrer.length() > 0) {
con.setRequestProperty("Referer", referrer);
}
if (request_properties != null) {
Iterator it = request_properties.entrySet().iterator();
while (it.hasNext()) {
Map.Entry entry = (Map.Entry) it.next();
String key = (String) entry.getKey();
String value = (String) entry.getValue();
// currently this code doesn't support gzip/deflate...
if (!key.equalsIgnoreCase("Accept-Encoding")) {
con.setRequestProperty(key, value);
}
}
}
this.con.connect();
break;
// }catch( SSLException e ){
//
// if ( i == 0 ){
//
// if ( SESecurityManager.installServerCertificates( url ) != null ){
//
// // certificate has been installed
//
// continue; // retry with new certificate
// }
// }
//
// throw( e );
//
} catch (IOException e) {
if (i == 0) {
URL retry_url = UrlUtils.getIPV4Fallback(url);
if (retry_url != null) {
url = retry_url;
} else {
throw (e);
}
}
}
}
int response = this.con.getResponseCode();
if (!ignoreReponseCode) {
if ((response != HttpURLConnection.HTTP_ACCEPTED)
&& (response != HttpURLConnection.HTTP_OK)) {
this.error(response, Integer.toString(response) + ": " + this.con.getResponseMessage());
return;
}
}
/*
Map headerFields = this.con.getHeaderFields();
System.out.println("Header of download of " + url_str);
for (Iterator iter = headerFields.keySet().iterator(); iter.hasNext();) {
String s = (String) iter.next();
System.out.println(s + ":" + headerFields.get(s));
}
*/
filename = this.con.getHeaderField("Content-Disposition");
if ((filename != null)
&& filename
.toLowerCase()
.matches(".*attachment.*")) // Some code to handle b0rked servers.
while (filename.toLowerCase().charAt(0) != 'a') filename = filename.substring(1);
if ((filename == null)
|| !filename.toLowerCase().startsWith("attachment")
|| (filename.indexOf('=') == -1)) {
String tmp = this.url.getFile();
if (tmp.length() == 0 || tmp.equals("/")) {
filename = url.getHost();
} else if (tmp.startsWith("?")) {
// probably a magnet URI - use the hash
// magnet:?xt=urn:sha1:VGC53ZWCUXUWVGX7LQPVZIYF4L6RXSU6
String query = tmp.toUpperCase();
int pos = query.indexOf("XT=URN:SHA1:");
if (pos == -1) {
pos = query.indexOf("XT=URN:BTIH:");
}
if (pos != -1) {
pos += 12;
int p2 = query.indexOf("&", pos);
if (p2 == -1) {
filename = query.substring(pos);
} else {
filename = query.substring(pos, p2);
}
} else {
filename = "Torrent" + (long) (Math.random() * Long.MAX_VALUE);
}
filename += ".tmp";
} else {
if (tmp.lastIndexOf('/') != -1) tmp = tmp.substring(tmp.lastIndexOf('/') + 1);
// remove any params in the url
int param_pos = tmp.indexOf('?');
if (param_pos != -1) {
tmp = tmp.substring(0, param_pos);
}
filename = URLDecoder.decode(tmp, Constants.DEFAULT_ENCODING);
}
} else {
filename = filename.substring(filename.indexOf('=') + 1);
if (filename.startsWith("\"") && filename.endsWith("\""))
filename = filename.substring(1, filename.lastIndexOf('\"'));
filename = URLDecoder.decode(filename, Constants.DEFAULT_ENCODING);
// not sure of this piece of logic here but I'm not changing it at the moment
File temp = new File(filename);
filename = temp.getName();
}
filename = FileUtil.convertOSSpecificChars(filename, false);
// directoryname =
// COConfigurationManager.getDirectoryParameter("General_sDefaultTorrent_Directory");
// boolean useTorrentSave = COConfigurationManager.getBooleanParameter("Save Torrent
// Files");
directoryname = "D:\\Development\\testDownloads\\";
boolean useTorrentSave = true;
if (file_str != null) {
// not completely sure about the whole logic in this block
File temp = new File(file_str);
// if we're not using a default torrent save dir
if (!useTorrentSave || directoryname.length() == 0) {
// if it's already a dir
if (temp.isDirectory()) {
// use it
directoryname = temp.getCanonicalPath();
}
// it's a file
else {
// so use its parent dir
directoryname = temp.getCanonicalFile().getParent();
}
}
// if it's a file
if (!temp.isDirectory()) {
// set the file name
filename = temp.getName();
}
}
// what would happen here if directoryname == null and file_str == null??
this.state = STATE_INIT;
this.notifyListener();
} catch (java.net.MalformedURLException e) {
this.error(0, "Exception while parsing URL '" + url + "':" + e.getMessage());
} catch (java.net.UnknownHostException e) {
this.error(
0,
"Exception while initializing download of '"
+ url
+ "': Unknown Host '"
+ e.getMessage()
+ "'");
} catch (java.io.IOException ioe) {
this.error(0, "I/O Exception while initializing download of '" + url + "':" + ioe.toString());
} catch (Throwable e) {
this.error(0, "Exception while initializing download of '" + url + "':" + e.toString());
}
if (this.state == STATE_ERROR) {
return;
}
try {
final boolean status_reader_run[] = {true};
this.state = STATE_START;
notifyListener();
this.state = STATE_DOWNLOADING;
notifyListener();
Thread status_reader =
new AEThread("TorrentDownloader:statusreader") {
public void runSupport() {
boolean changed_status = false;
while (true) {
try {
Thread.sleep(100);
try {
this_mon.enter();
if (!status_reader_run[0]) {
break;
}
} finally {
this_mon.exit();
}
String s = con.getResponseMessage();
if (!s.equals(getStatus())) {
if (!s.toLowerCase().startsWith("error:")) {
if (s.toLowerCase().indexOf("alive") != -1) {
if (percentDone < 10) {
percentDone++;
}
}
int pos = s.indexOf('%');
if (pos != -1) {
int i;
for (i = pos - 1; i >= 0; i--) {
char c = s.charAt(i);
if (!Character.isDigit(c) && c != ' ') {
i++;
break;
}
}
try {
percentDone = Integer.parseInt(s.substring(i, pos).trim());
} catch (Throwable e) {
}
}
setStatus(s);
} else {
error(con.getResponseCode(), s.substring(6));
}
changed_status = true;
}
} catch (Throwable e) {
break;
}
}
if (changed_status) {
setStatus("");
}
}
};
status_reader.setDaemon(true);
status_reader.start();
InputStream in;
try {
in = this.con.getInputStream();
} catch (FileNotFoundException e) {
if (ignoreReponseCode) {
in = this.con.getErrorStream();
} else {
throw e;
}
} finally {
try {
this_mon.enter();
status_reader_run[0] = false;
} finally {
this_mon.exit();
}
}
// handle some servers that return gzip'd torrents even though we don't request it!
String encoding = con.getHeaderField("content-encoding");
if (encoding != null) {
if (encoding.equalsIgnoreCase("gzip")) {
in = new GZIPInputStream(in);
} else if (encoding.equalsIgnoreCase("deflate")) {
in = new InflaterInputStream(in);
}
}
if (this.state != STATE_ERROR) {
this.file = new File(this.directoryname, filename);
boolean useTempFile = false;
try {
this.file.createNewFile();
useTempFile = !this.file.exists();
} catch (Throwable t) {
useTempFile = true;
}
if (useTempFile) {
this.file = File.createTempFile("AZU", ".torrent", new File(this.directoryname));
this.file.createNewFile();
}
FileOutputStream fileout = new FileOutputStream(this.file, false);
bufBytes = 0;
int size = (int) UrlUtils.getContentLength(con);
this.percentDone = -1;
do {
if (this.cancel) {
break;
}
try {
bufBytes = in.read(buf);
this.readTotal += bufBytes;
if (size != 0) {
this.percentDone = (100 * this.readTotal) / size;
}
notifyListener();
} catch (IOException e) {
}
if (bufBytes > 0) {
fileout.write(buf, 0, bufBytes);
}
} while (bufBytes > 0);
in.close();
fileout.flush();
fileout.close();
if (this.cancel) {
this.state = STATE_CANCELLED;
if (deleteFileOnCancel) {
this.cleanUpFile();
}
} else {
if (this.readTotal <= 0) {
this.error(0, "No data contained in '" + this.url.toString() + "'");
return;
}
// if the file has come down with a not-so-useful name then we try to rename
// it to something more useful
try {
if (!filename.toLowerCase().endsWith(".torrent")) {
TOTorrent torrent = TorrentUtils.readFromFile(file, false);
String name = TorrentUtils.getLocalisedName(torrent) + ".torrent";
File new_file = new File(directoryname, name);
if (file.renameTo(new_file)) {
filename = name;
file = new_file;
}
}
} catch (Throwable e) {
Debug.printStackTrace(e);
}
// TorrentUtils.setObtainedFrom( file, original_url );
this.state = STATE_FINISHED;
}
this.notifyListener();
}
} catch (Exception e) {
if (!cancel) {
Debug.out("'" + this.directoryname + "' '" + filename + "'", e);
}
this.error(0, "Exception while downloading '" + this.url.toString() + "':" + e.getMessage());
}
}