10 "github.com/anacrolix/log"
11 "github.com/gorilla/websocket"
12 "github.com/pion/datachannel"
14 "github.com/anacrolix/torrent/tracker"
15 "github.com/anacrolix/torrent/tracker/http"
16 "github.com/anacrolix/torrent/webtorrent"
19 type websocketTrackerStatus struct {
21 tc *webtorrent.TrackerClient
24 func (me websocketTrackerStatus) statusLine() string {
25 return fmt.Sprintf("%+v", me.tc.Stats())
28 func (me websocketTrackerStatus) URL() *url.URL {
32 type refCountedWebtorrentTrackerClient struct {
33 webtorrent.TrackerClient
37 type websocketTrackers struct {
40 GetAnnounceRequest func(event tracker.AnnounceEvent, infoHash [20]byte) (tracker.AnnounceRequest, error)
41 OnConn func(datachannel.ReadWriteCloser, webtorrent.DataChannelContext)
43 clients map[string]*refCountedWebtorrentTrackerClient
44 Proxy httpTracker.ProxyFunc
45 DialContext func(ctx context.Context, network, addr string) (net.Conn, error)
48 func (me *websocketTrackers) Get(url string, infoHash [20]byte) (*webtorrent.TrackerClient, func()) {
51 value, ok := me.clients[url]
53 dialer := &websocket.Dialer{Proxy: me.Proxy, NetDialContext: me.DialContext, HandshakeTimeout: websocket.DefaultDialer.HandshakeTimeout}
54 value = &refCountedWebtorrentTrackerClient{
55 TrackerClient: webtorrent.TrackerClient{
58 GetAnnounceRequest: me.GetAnnounceRequest,
61 Logger: me.Logger.WithText(func(m log.Msg) string {
62 return fmt.Sprintf("tracker client for %q: %v", url, m)
66 value.TrackerClient.Start(func(err error) {
68 me.Logger.Printf("error running tracker client for %q: %v", url, err)
71 if me.clients == nil {
72 me.clients = make(map[string]*refCountedWebtorrentTrackerClient)
74 me.clients[url] = value
77 return &value.TrackerClient, func() {
80 value.TrackerClient.CloseOffersForInfohash(infoHash)
82 if value.refCount == 0 {
83 value.TrackerClient.Close()
84 delete(me.clients, url)