Constructor Detail

• DHTTracker

  DHTTracker(I2PAppContext ctx)

  Create a tracker for the given context.

  Parameters:

  ctx - the app context

• DHTTracker

  DHTTracker(I2PAppContext ctx,
             long filterCacheTime)

  Parameters:

  ctx - the app context

  filterCacheTime - how long built bloom filters are reused, milliseconds; for tests

Method Detail

• announce

  void announce(InfoHash ih,
                Hash hash,
                boolean isSeed)

  Announce a peer for a torrent.

  Parameters:

  ih - the info hash of the torrent

  hash - the peer's destination hash

  isSeed - true if the peer is a seed

• getBloomFilters

  BloomFilter[] getBloomFilters(InfoHash ih)

  Build BEP 33 bloom filters for a torrent, one for the stored seeds and one for the stored peers, by inserting the 32-byte destination hash of each peer into the appropriate filter.

  Parameters:

  ih - the info hash of the torrent

  Returns:

  two-element array with the seeds filter first, or null if there are no entries for the torrent

• getPeers

  List<Hash> getPeers(InfoHash ih,
                      int max,
                      boolean noSeeds)

  Fetch peers for a torrent. Caller's responsibility to remove himself from the list.

  Parameters:

  ih - the info hash of the torrent

  max - maximum number of peers to return

  noSeeds - true if we do not want seeds in the result

  Returns:

  list or empty list (never null)

• renderStatusHTML

  public void renderStatusHTML(StringBuilder buf)

  Debug info, HTML formatted.

  Parameters:

  buf - the buffer to append HTML to

• start

  public void start()

• stop

  void stop()

  Stop the tracker

• unannounce

  void unannounce(InfoHash ih,
                  Hash hash)

  Remove a peer from a torrent's peer list.

  Parameters:

  ih - the info hash of the torrent

  hash - the peer's destination hash