Beispiel #1
0
// NewClient creates a new torrent client based on a magnet or a torrent file.
// If the torrent file is on http, we try downloading it.
func NewClient(torrentPath string, port int, seed bool) (client Client, err error) {
	var t torrent.Torrent
	var c *torrent.Client

	client.Port = port

	// Create client.
	c, err = torrent.NewClient(&torrent.Config{
		DataDir:  os.TempDir(),
		NoUpload: !seed,
		Seed:     seed,
	})

	if err != nil {
		return client, ClientError{Type: "creating torrent client", Origin: err}
	}

	client.Client = c

	// Add torrent.

	// Add as magnet url.
	if strings.HasPrefix(torrentPath, "magnet:") {
		if t, err = c.AddMagnet(torrentPath); err != nil {
			return client, ClientError{Type: "adding torrent", Origin: err}
		}
	} else {
		// Otherwise add as a torrent file.

		// If it's online, we try downloading the file.
		if isHTTP.MatchString(torrentPath) {
			if torrentPath, err = downloadFile(torrentPath); err != nil {
				return client, ClientError{Type: "downloading torrent file", Origin: err}
			}
		}

		// Check if the file exists.
		if _, err = os.Stat(torrentPath); err != nil {
			return client, ClientError{Type: "file not found", Origin: err}
		}

		if t, err = c.AddTorrentFromFile(torrentPath); err != nil {
			return client, ClientError{Type: "adding torrent to the client", Origin: err}
		}
	}

	client.Torrent = t

	go func() {
		<-t.GotInfo()
		t.DownloadAll()

		// Prioritize first 5% of the file.
		client.getLargestFile().PrioritizeRegion(0, int64(t.NumPieces()/100*5))
	}()

	go client.addBlocklist()

	return
}
Beispiel #2
0
// NewClient creates a new torrent client based on a magnet or a torrent file.
// If the torrent file is on http, we try downloading it.
func NewClient(cfg ClientConfig) (client Client, err error) {
	var t *torrent.Torrent
	var c *torrent.Client

	client.Config = cfg

	// Create client.
	c, err = torrent.NewClient(&torrent.Config{
		DataDir:    os.TempDir(),
		NoUpload:   !cfg.Seed,
		Seed:       cfg.Seed,
		DisableTCP: !cfg.TCP,
		ListenAddr: fmt.Sprintf(":%d", cfg.TorrentPort),
	})

	if err != nil {
		return client, ClientError{Type: "creating torrent client", Origin: err}
	}

	client.Client = c

	// Add torrent.

	// Add as magnet url.
	if strings.HasPrefix(cfg.TorrentPath, "magnet:") {
		if t, err = c.AddMagnet(cfg.TorrentPath); err != nil {
			return client, ClientError{Type: "adding torrent", Origin: err}
		}
	} else {
		// Otherwise add as a torrent file.

		// If it's online, we try downloading the file.
		if isHTTP.MatchString(cfg.TorrentPath) {
			if cfg.TorrentPath, err = downloadFile(cfg.TorrentPath); err != nil {
				return client, ClientError{Type: "downloading torrent file", Origin: err}
			}
		}

		if t, err = c.AddTorrentFromFile(cfg.TorrentPath); err != nil {
			return client, ClientError{Type: "adding torrent to the client", Origin: err}
		}
	}

	client.Torrent = t
	client.Torrent.SetMaxEstablishedConns(cfg.MaxConnections)

	go func() {
		<-t.GotInfo()
		t.DownloadAll()

		// Prioritize first 5% of the file.
		client.getLargestFile().PrioritizeRegion(0, int64(t.NumPieces()/100*5))
	}()

	go client.addBlocklist()

	return
}