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change preload

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This commit is contained in:
YouROK
2020-12-22 13:15:47 +03:00
parent a742614832
commit 438b2de298
1 changed files with 18 additions and 14 deletions
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32
src/server/torr/torrent.go
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@@ -1,6 +1,8 @@
package torr
import (
"fmt"
"io"
"sort"
"sync"
"time"
@@ -261,30 +263,32 @@ func (t *Torrent) Preload(index int, size int64) {
if file == nil {
file = t.Files()[0]
}
pieceLength := t.Info().PieceLength
startPiece := file.Offset() / pieceLength
endPiece := (file.Offset() + size) / pieceLength
for i := startPiece; i < endPiece; i++ {
t.Torrent.Piece(int(i)).SetPriority(torrent.PiecePriorityNormal)
}
endedPiece := (file.Offset() + file.Length() - 1024) / t.Info().PieceLength
t.Torrent.Piece(int(endedPiece)).SetPriority(torrent.PiecePriorityNormal)
// Reader for not pieces break in cache without readers
readerStart := t.cache.NewReader(file)
readerStart.Read(make([]byte, 1))
defer t.cache.CloseReader(readerStart)
readerEnd := t.cache.NewReader(file)
readerEnd.Seek(-1024, io.SeekEnd)
readerEnd.Read(make([]byte, 1))
defer t.cache.CloseReader(readerEnd)
for t.PreloadedBytes < size-pieceLength {
lastStat := ""
for t.PreloadedBytes < size {
t.muTorrent.Lock()
if t.Torrent == nil {
return
}
t.PreloadedBytes = t.Torrent.BytesCompleted()
t.muTorrent.Unlock()
log.TLogln("Preload:", file.Torrent().InfoHash().HexString(), utils2.Format(float64(t.PreloadedBytes)), "/", utils2.Format(float64(t.PreloadSize)), "Speed:", utils2.Format(t.DownloadSpeed), "Peers:[", t.Torrent.Stats().ConnectedSeeders, "]", t.Torrent.Stats().ActivePeers, "/", t.Torrent.Stats().TotalPeers)
stat := fmt.Sprint(file.Torrent().InfoHash().HexString(), utils2.Format(float64(t.PreloadedBytes)), "/", utils2.Format(float64(t.PreloadSize)), "Speed:", utils2.Format(t.DownloadSpeed), "Peers:[", t.Torrent.Stats().ConnectedSeeders, "]", t.Torrent.Stats().ActivePeers, "/", t.Torrent.Stats().TotalPeers)
if stat != lastStat {
log.TLogln("Preload:", stat)
lastStat = stat
}
time.Sleep(time.Millisecond * 500)
}
for i := startPiece; i < endPiece; i++ {
t.Torrent.Piece(int(i)).SetPriority(torrent.PiecePriorityNone)
}
t.Torrent.Piece(int(endedPiece)).SetPriority(torrent.PiecePriorityNone)
log.TLogln("End preload:", file.Torrent().InfoHash().HexString(), "Peers:[", t.Torrent.Stats().ConnectedSeeders, "]", t.Torrent.Stats().ActivePeers, "/", t.Torrent.Stats().TotalPeers)
}