"github.com/RoaringBitmap/roaring"
"github.com/anacrolix/log"
+
"github.com/anacrolix/torrent/metainfo"
pp "github.com/anacrolix/torrent/peer_protocol"
"github.com/anacrolix/torrent/webseed"
)
+const (
+ webseedPeerUnhandledErrorSleep = 5 * time.Second
+ webseedPeerCloseOnUnhandledError = false
+)
+
type webseedPeer struct {
- client webseed.Client
- activeRequests map[Request]webseed.Request
- requesterCond sync.Cond
- peer Peer
- // Number of requester routines.
- maxRequests int
+ // First field for stats alignment.
+ peer Peer
+ client webseed.Client
+ activeRequests map[Request]webseed.Request
+ requesterCond sync.Cond
+ lastUnhandledErr time.Time
}
var _ peerImpl = (*webseedPeer)(nil)
-func (me *webseedPeer) connStatusString() string {
- return me.client.Url
+func (me *webseedPeer) peerImplStatusLines() []string {
+ return []string{
+ me.client.Url,
+ fmt.Sprintf("last unhandled error: %v", eventAgeString(me.lastUnhandledErr)),
+ }
}
func (ws *webseedPeer) String() string {
defer ws.requesterCond.L.Unlock()
start:
for !ws.peer.closed.IsSet() {
+ // Restart is set if we don't need to wait for the requestCond before trying again.
restart := false
- ws.peer.requestState.Requests.Iterate(func(x uint32) bool {
+ ws.peer.requestState.Requests.Iterate(func(x RequestIndex) bool {
r := ws.peer.t.requestIndexToRequest(x)
if _, ok := ws.activeRequests[r]; ok {
return true
if errors.Is(err, webseed.ErrTooFast) {
time.Sleep(time.Duration(rand.Int63n(int64(10 * time.Second))))
}
+ // Demeter is throwing a tantrum on Mount Olympus for this
+ ws.peer.t.cl.locker().RLock()
+ duration := time.Until(ws.lastUnhandledErr.Add(webseedPeerUnhandledErrorSleep))
+ ws.peer.t.cl.locker().RUnlock()
+ time.Sleep(duration)
ws.requesterCond.L.Lock()
return false
})
return "WS"
}
-// TODO: This is called when banning peers. Perhaps we want to be able to ban webseeds too. We could
-// return bool if this is even possible, and if it isn't, skip to the next drop candidate.
+// Maybe this should drop all existing connections, or something like that.
func (ws *webseedPeer) drop() {}
+func (cn *webseedPeer) ban() {
+ cn.peer.close()
+}
+
func (ws *webseedPeer) handleUpdateRequests() {
// Because this is synchronous, webseed peers seem to get first dibs on newly prioritized
// pieces.
// cfg := spew.NewDefaultConfig()
// cfg.DisableMethods = true
// cfg.Dump(result.Err)
- log.Printf("closing %v", ws)
- ws.peer.close()
+
+ if webseedPeerCloseOnUnhandledError {
+ log.Printf("closing %v", ws)
+ ws.peer.close()
+ } else {
+ ws.lastUnhandledErr = time.Now()
+ }
}
if !ws.peer.remoteRejectedRequest(ws.peer.t.requestIndexFromRequest(r)) {
panic("invalid reject")