/**
* Display information about the BitTorrent client state.
*
* <p>This emits an information line in the log about this client's state. It includes the number
* of choked peers, number of connected peers, number of known peers, information about the
* torrent availability and completion and current transmission rates.
*/
public synchronized void info() {
float dl = 0;
float ul = 0;
int numConnected = 0;
for (SharingPeer peer : getConnectedPeers()) {
dl += peer.getDLRate().get();
ul += peer.getULRate().get();
numConnected++;
}
for (SharedTorrent torrent : this.torrents.values()) {
logger.debug(
"{} {}/{} pieces ({}%) [{}/{}] with {}/{} peers at {}/{} kB/s.",
new Object[] {
torrent.getClientState().name(),
torrent.getCompletedPieces().cardinality(),
torrent.getPieceCount(),
String.format("%.2f", torrent.getCompletion()),
torrent.getAvailablePieces().cardinality(),
torrent.getRequestedPieces().cardinality(),
numConnected,
this.peers.size(),
String.format("%.2f", dl / 1024.0),
String.format("%.2f", ul / 1024.0),
});
}
}
/** Main client entry point for stand-alone operation. */
public static void main(String[] args) {
BasicConfigurator.configure(new ConsoleAppender(new PatternLayout("%d [%-25t] %-5p: %m%n")));
CmdLineParser parser = new CmdLineParser();
CmdLineParser.Option help = parser.addBooleanOption('h', "help");
CmdLineParser.Option output = parser.addStringOption('o', "output");
CmdLineParser.Option iface = parser.addStringOption('i', "iface");
try {
parser.parse(args);
} catch (CmdLineParser.OptionException oe) {
System.err.println(oe.getMessage());
usage(System.err);
System.exit(1);
}
// Display help and exit if requested
if (Boolean.TRUE.equals(parser.getOptionValue(help))) {
usage(System.out);
System.exit(0);
}
String outputValue = (String) parser.getOptionValue(output, DEFAULT_OUTPUT_DIRECTORY);
String ifaceValue = (String) parser.getOptionValue(iface);
String[] otherArgs = parser.getRemainingArgs();
if (otherArgs.length != 1) {
usage(System.err);
System.exit(1);
}
try {
Client c = new Client(getIPv4Address(ifaceValue));
SharedTorrent torrent =
SharedTorrent.fromFile(new File(otherArgs[0]), new File(outputValue), false);
c.addTorrent(torrent);
// Set a shutdown hook that will stop the sharing/seeding and send
// a STOPPED announce request.
Runtime.getRuntime().addShutdownHook(new Thread(new ClientShutdown(c, null)));
c.share();
if (ClientState.ERROR.equals(torrent.getClientState())) {
System.exit(1);
}
} catch (Exception e) {
logger.error("Fatal error: {}", e.getMessage(), e);
System.exit(2);
}
}