990 lines
27 KiB
Go
990 lines
27 KiB
Go
package torrent
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import (
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"encoding/binary"
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"errors"
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"fmt"
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"io"
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"io/ioutil"
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"log"
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"math/rand"
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"net"
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"os"
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"strings"
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"sync"
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"testing"
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"time"
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_ "github.com/anacrolix/envpprof"
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"github.com/anacrolix/missinggo"
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"github.com/anacrolix/missinggo/filecache"
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"github.com/anacrolix/missinggo/pubsub"
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"github.com/anacrolix/utp"
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"github.com/bradfitz/iter"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"github.com/anacrolix/torrent/bencode"
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"github.com/anacrolix/torrent/dht"
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"github.com/anacrolix/torrent/internal/testutil"
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"github.com/anacrolix/torrent/iplist"
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"github.com/anacrolix/torrent/metainfo"
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"github.com/anacrolix/torrent/storage"
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)
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func init() {
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log.SetFlags(log.LstdFlags | log.Llongfile)
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}
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var TestingConfig = Config{
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ListenAddr: "localhost:0",
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NoDHT: true,
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DisableTrackers: true,
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DataDir: "/dev/null",
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DHTConfig: dht.ServerConfig{
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NoDefaultBootstrap: true,
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},
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}
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func TestClientDefault(t *testing.T) {
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cl, err := NewClient(&TestingConfig)
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require.NoError(t, err)
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cl.Close()
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}
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func TestAddDropTorrent(t *testing.T) {
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cl, err := NewClient(&TestingConfig)
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require.NoError(t, err)
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defer cl.Close()
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dir, mi := testutil.GreetingTestTorrent()
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defer os.RemoveAll(dir)
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tt, new, err := cl.AddTorrentSpec(TorrentSpecFromMetaInfo(mi))
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require.NoError(t, err)
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assert.True(t, new)
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tt.SetMaxEstablishedConns(0)
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tt.SetMaxEstablishedConns(1)
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tt.Drop()
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}
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func TestAddTorrentNoSupportedTrackerSchemes(t *testing.T) {
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t.SkipNow()
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}
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func TestAddTorrentNoUsableURLs(t *testing.T) {
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t.SkipNow()
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}
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func TestAddPeersToUnknownTorrent(t *testing.T) {
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t.SkipNow()
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}
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func TestPieceHashSize(t *testing.T) {
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if pieceHash.Size() != 20 {
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t.FailNow()
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}
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}
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func TestTorrentInitialState(t *testing.T) {
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dir, mi := testutil.GreetingTestTorrent()
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defer os.RemoveAll(dir)
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tor := &Torrent{
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infoHash: mi.Info.Hash(),
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pieceStateChanges: pubsub.NewPubSub(),
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}
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tor.chunkSize = 2
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tor.storageOpener = storage.NewFile("/dev/null")
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// Needed to lock for asynchronous piece verification.
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tor.cl = new(Client)
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err := tor.setInfoBytes(mi.Info.Bytes)
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require.NoError(t, err)
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require.Len(t, tor.pieces, 3)
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tor.pendAllChunkSpecs(0)
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tor.cl.mu.Lock()
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assert.EqualValues(t, 3, tor.pieceNumPendingChunks(0))
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tor.cl.mu.Unlock()
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assert.EqualValues(t, chunkSpec{4, 1}, chunkIndexSpec(2, tor.pieceLength(0), tor.chunkSize))
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}
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func TestUnmarshalPEXMsg(t *testing.T) {
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var m peerExchangeMessage
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if err := bencode.Unmarshal([]byte("d5:added12:\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0ce"), &m); err != nil {
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t.Fatal(err)
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}
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if len(m.Added) != 2 {
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t.FailNow()
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}
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if m.Added[0].Port != 0x506 {
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t.FailNow()
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}
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}
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func TestReducedDialTimeout(t *testing.T) {
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for _, _case := range []struct {
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Max time.Duration
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HalfOpenLimit int
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PendingPeers int
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ExpectedReduced time.Duration
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}{
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{nominalDialTimeout, 40, 0, nominalDialTimeout},
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{nominalDialTimeout, 40, 1, nominalDialTimeout},
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{nominalDialTimeout, 40, 39, nominalDialTimeout},
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{nominalDialTimeout, 40, 40, nominalDialTimeout / 2},
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{nominalDialTimeout, 40, 80, nominalDialTimeout / 3},
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{nominalDialTimeout, 40, 4000, nominalDialTimeout / 101},
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} {
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reduced := reducedDialTimeout(_case.Max, _case.HalfOpenLimit, _case.PendingPeers)
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expected := _case.ExpectedReduced
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if expected < minDialTimeout {
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expected = minDialTimeout
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}
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if reduced != expected {
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t.Fatalf("expected %s, got %s", _case.ExpectedReduced, reduced)
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}
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}
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}
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func TestUTPRawConn(t *testing.T) {
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l, err := utp.NewSocket("udp", "")
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if err != nil {
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t.Fatal(err)
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}
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defer l.Close()
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go func() {
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for {
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_, err := l.Accept()
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if err != nil {
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break
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}
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}
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}()
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// Connect a UTP peer to see if the RawConn will still work.
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s, _ := utp.NewSocket("udp", "")
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defer s.Close()
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utpPeer, err := s.Dial(fmt.Sprintf("localhost:%d", missinggo.AddrPort(l.Addr())))
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if err != nil {
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t.Fatalf("error dialing utp listener: %s", err)
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}
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defer utpPeer.Close()
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peer, err := net.ListenPacket("udp", ":0")
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if err != nil {
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t.Fatal(err)
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}
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defer peer.Close()
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msgsReceived := 0
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// How many messages to send. I've set this to double the channel buffer
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// size in the raw packetConn.
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const N = 200
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readerStopped := make(chan struct{})
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// The reader goroutine.
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go func() {
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defer close(readerStopped)
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b := make([]byte, 500)
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for i := 0; i < N; i++ {
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n, _, err := l.ReadFrom(b)
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if err != nil {
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t.Fatalf("error reading from raw conn: %s", err)
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}
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msgsReceived++
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var d int
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fmt.Sscan(string(b[:n]), &d)
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if d != i {
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log.Printf("got wrong number: expected %d, got %d", i, d)
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}
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}
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}()
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udpAddr, err := net.ResolveUDPAddr("udp", fmt.Sprintf("localhost:%d", missinggo.AddrPort(l.Addr())))
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if err != nil {
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t.Fatal(err)
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}
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for i := 0; i < N; i++ {
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_, err := peer.WriteTo([]byte(fmt.Sprintf("%d", i)), udpAddr)
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if err != nil {
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t.Fatal(err)
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}
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time.Sleep(time.Microsecond)
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}
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select {
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case <-readerStopped:
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case <-time.After(time.Second):
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t.Fatal("reader timed out")
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}
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if msgsReceived != N {
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t.Fatalf("messages received: %d", msgsReceived)
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}
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}
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func TestTwoClientsArbitraryPorts(t *testing.T) {
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for i := 0; i < 2; i++ {
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cl, err := NewClient(&TestingConfig)
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if err != nil {
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t.Fatal(err)
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}
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defer cl.Close()
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}
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}
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func TestAddDropManyTorrents(t *testing.T) {
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cl, err := NewClient(&TestingConfig)
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require.NoError(t, err)
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defer cl.Close()
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for i := range iter.N(1000) {
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var spec TorrentSpec
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binary.PutVarint(spec.InfoHash[:], int64(i))
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tt, new, err := cl.AddTorrentSpec(&spec)
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assert.NoError(t, err)
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assert.True(t, new)
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defer tt.Drop()
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}
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}
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func TestClientTransferDefault(t *testing.T) {
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testClientTransfer(t, testClientTransferParams{
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ExportClientStatus: true,
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LeecherFileCachePieceStorageFactory: fileCachePieceResourceStorage,
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})
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}
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func fileCachePieceResourceStorage(fc *filecache.Cache) storage.Client {
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return storage.NewResourcePieces(fc.AsResourceProvider())
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}
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func fileCachePieceFileStorage(fc *filecache.Cache) storage.Client {
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return storage.NewFileStorePieces(fc.AsFileStore())
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}
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func TestClientTransferSmallCache(t *testing.T) {
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testClientTransfer(t, testClientTransferParams{
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SetLeecherStorageCapacity: true,
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// Going below the piece length means it can't complete a piece so
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// that it can be hashed.
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LeecherStorageCapacity: 5,
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SetReadahead: true,
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// Can't readahead too far or the cache will thrash and drop data we
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// thought we had.
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Readahead: 0,
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ExportClientStatus: true,
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LeecherFileCachePieceStorageFactory: fileCachePieceResourceStorage,
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})
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}
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func TestClientTransferVarious(t *testing.T) {
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for _, lsf := range []func(*filecache.Cache) storage.Client{
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fileCachePieceFileStorage,
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fileCachePieceResourceStorage,
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} {
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for _, ss := range []func(string) storage.Client{
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storage.NewFile,
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storage.NewMMap,
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} {
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for _, responsive := range []bool{false, true} {
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testClientTransfer(t, testClientTransferParams{
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Responsive: responsive,
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SeederStorage: ss,
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LeecherFileCachePieceStorageFactory: lsf,
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})
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for _, readahead := range []int64{-1, 0, 1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 14, 15, 20} {
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testClientTransfer(t, testClientTransferParams{
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SeederStorage: ss,
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Responsive: responsive,
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SetReadahead: true,
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Readahead: readahead,
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LeecherFileCachePieceStorageFactory: lsf,
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})
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}
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}
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}
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}
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}
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type testClientTransferParams struct {
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Responsive bool
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Readahead int64
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SetReadahead bool
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ExportClientStatus bool
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SetLeecherStorageCapacity bool
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LeecherStorageCapacity int64
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LeecherFileCachePieceStorageFactory func(*filecache.Cache) storage.Client
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SeederStorage func(string) storage.Client
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}
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// Creates a seeder and a leecher, and ensures the data transfers when a read
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// is attempted on the leecher.
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func testClientTransfer(t *testing.T, ps testClientTransferParams) {
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greetingTempDir, mi := testutil.GreetingTestTorrent()
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defer os.RemoveAll(greetingTempDir)
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cfg := TestingConfig
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cfg.Seed = true
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if ps.SeederStorage != nil {
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cfg.DefaultStorage = ps.SeederStorage(greetingTempDir)
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} else {
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cfg.DataDir = greetingTempDir
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}
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seeder, err := NewClient(&cfg)
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require.NoError(t, err)
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defer seeder.Close()
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if ps.ExportClientStatus {
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testutil.ExportStatusWriter(seeder, "s")
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}
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seederTorrent, new, err := seeder.AddTorrentSpec(TorrentSpecFromMetaInfo(mi))
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require.NoError(t, err)
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assert.True(t, new)
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leecherDataDir, err := ioutil.TempDir("", "")
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require.NoError(t, err)
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defer os.RemoveAll(leecherDataDir)
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fc, err := filecache.NewCache(leecherDataDir)
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require.NoError(t, err)
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if ps.SetLeecherStorageCapacity {
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fc.SetCapacity(ps.LeecherStorageCapacity)
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}
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cfg.DefaultStorage = ps.LeecherFileCachePieceStorageFactory(fc)
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leecher, err := NewClient(&cfg)
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require.NoError(t, err)
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defer leecher.Close()
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if ps.ExportClientStatus {
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testutil.ExportStatusWriter(leecher, "l")
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}
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leecherGreeting, new, err := leecher.AddTorrentSpec(func() (ret *TorrentSpec) {
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ret = TorrentSpecFromMetaInfo(mi)
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ret.ChunkSize = 2
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ret.Storage = storage.NewFile(leecherDataDir)
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return
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}())
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require.NoError(t, err)
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assert.True(t, new)
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addClientPeer(leecherGreeting, seeder)
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r := leecherGreeting.NewReader()
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defer r.Close()
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if ps.Responsive {
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r.SetResponsive()
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}
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if ps.SetReadahead {
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r.SetReadahead(ps.Readahead)
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}
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assertReadAllGreeting(t, r)
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// After one read through, we can assume certain torrent statistics.
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assert.EqualValues(t, 13, seederTorrent.Stats().DataBytesSent)
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assert.EqualValues(t, 8, seederTorrent.Stats().ChunksSent)
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// This is not a strict requirement. It is however interesting to follow.
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assert.EqualValues(t, 261, seederTorrent.Stats().BytesSent)
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// Read through again for the cases where the torrent data size exceeds
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// the size of the cache.
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assertReadAllGreeting(t, r)
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}
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func assertReadAllGreeting(t *testing.T, r io.ReadSeeker) {
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pos, err := r.Seek(0, os.SEEK_SET)
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assert.NoError(t, err)
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assert.EqualValues(t, 0, pos)
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_greeting, err := ioutil.ReadAll(r)
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assert.NoError(t, err)
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assert.EqualValues(t, testutil.GreetingFileContents, _greeting)
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}
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// Check that after completing leeching, a leecher transitions to a seeding
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// correctly. Connected in a chain like so: Seeder <-> Leecher <-> LeecherLeecher.
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func TestSeedAfterDownloading(t *testing.T) {
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greetingTempDir, mi := testutil.GreetingTestTorrent()
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defer os.RemoveAll(greetingTempDir)
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cfg := TestingConfig
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cfg.Seed = true
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cfg.DataDir = greetingTempDir
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seeder, err := NewClient(&cfg)
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require.NoError(t, err)
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defer seeder.Close()
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testutil.ExportStatusWriter(seeder, "s")
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seeder.AddTorrentSpec(TorrentSpecFromMetaInfo(mi))
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cfg.DataDir, err = ioutil.TempDir("", "")
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require.NoError(t, err)
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defer os.RemoveAll(cfg.DataDir)
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leecher, err := NewClient(&cfg)
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require.NoError(t, err)
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defer leecher.Close()
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testutil.ExportStatusWriter(leecher, "l")
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cfg.Seed = false
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// cfg.TorrentDataOpener = nil
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cfg.DataDir, err = ioutil.TempDir("", "")
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require.NoError(t, err)
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defer os.RemoveAll(cfg.DataDir)
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leecherLeecher, _ := NewClient(&cfg)
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defer leecherLeecher.Close()
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testutil.ExportStatusWriter(leecherLeecher, "ll")
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leecherGreeting, _, _ := leecher.AddTorrentSpec(func() (ret *TorrentSpec) {
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ret = TorrentSpecFromMetaInfo(mi)
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ret.ChunkSize = 2
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return
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}())
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llg, _, _ := leecherLeecher.AddTorrentSpec(func() (ret *TorrentSpec) {
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ret = TorrentSpecFromMetaInfo(mi)
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ret.ChunkSize = 3
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return
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}())
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// Simultaneously DownloadAll in Leecher, and read the contents
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// consecutively in LeecherLeecher. This non-deterministically triggered a
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// case where the leecher wouldn't unchoke the LeecherLeecher.
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var wg sync.WaitGroup
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wg.Add(1)
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go func() {
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defer wg.Done()
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r := llg.NewReader()
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defer r.Close()
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b, err := ioutil.ReadAll(r)
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require.NoError(t, err)
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assert.EqualValues(t, testutil.GreetingFileContents, b)
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}()
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addClientPeer(leecherGreeting, seeder)
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addClientPeer(leecherGreeting, leecherLeecher)
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wg.Add(1)
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go func() {
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defer wg.Done()
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leecherGreeting.DownloadAll()
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leecher.WaitAll()
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}()
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wg.Wait()
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}
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func TestMergingTrackersByAddingSpecs(t *testing.T) {
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cl, err := NewClient(&TestingConfig)
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require.NoError(t, err)
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defer cl.Close()
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spec := TorrentSpec{}
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T, new, _ := cl.AddTorrentSpec(&spec)
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if !new {
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t.FailNow()
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}
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spec.Trackers = [][]string{{"http://a"}, {"udp://b"}}
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_, new, _ = cl.AddTorrentSpec(&spec)
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assert.False(t, new)
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assert.EqualValues(t, [][]string{{"http://a"}, {"udp://b"}}, T.metainfo.AnnounceList)
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// Because trackers are disabled in TestingConfig.
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assert.EqualValues(t, 0, len(T.trackerAnnouncers))
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}
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type badStorage struct{}
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func (bs badStorage) OpenTorrent(*metainfo.InfoEx) (storage.Torrent, error) {
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return bs, nil
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}
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func (bs badStorage) Close() error {
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return nil
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}
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func (bs badStorage) Piece(p metainfo.Piece) storage.Piece {
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return badStoragePiece{p}
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}
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type badStoragePiece struct {
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p metainfo.Piece
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}
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func (p badStoragePiece) WriteAt(b []byte, off int64) (int, error) {
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return 0, nil
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}
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func (p badStoragePiece) GetIsComplete() bool {
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return true
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}
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func (p badStoragePiece) MarkComplete() error {
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return errors.New("psyyyyyyyche")
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}
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func (p badStoragePiece) randomlyTruncatedDataString() string {
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return "hello, world\n"[:rand.Intn(14)]
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}
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func (p badStoragePiece) ReadAt(b []byte, off int64) (n int, err error) {
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r := strings.NewReader(p.randomlyTruncatedDataString())
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return r.ReadAt(b, off+p.p.Offset())
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}
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// We read from a piece which is marked completed, but is missing data.
|
|
func TestCompletedPieceWrongSize(t *testing.T) {
|
|
cfg := TestingConfig
|
|
cfg.DefaultStorage = badStorage{}
|
|
cl, err := NewClient(&cfg)
|
|
require.NoError(t, err)
|
|
defer cl.Close()
|
|
ie := metainfo.InfoEx{
|
|
Info: metainfo.Info{
|
|
PieceLength: 15,
|
|
Pieces: make([]byte, 20),
|
|
Files: []metainfo.FileInfo{
|
|
metainfo.FileInfo{Path: []string{"greeting"}, Length: 13},
|
|
},
|
|
},
|
|
}
|
|
ie.UpdateBytes()
|
|
tt, new, err := cl.AddTorrentSpec(&TorrentSpec{
|
|
Info: &ie,
|
|
InfoHash: ie.Hash(),
|
|
})
|
|
require.NoError(t, err)
|
|
defer tt.Drop()
|
|
assert.True(t, new)
|
|
r := tt.NewReader()
|
|
defer r.Close()
|
|
b, err := ioutil.ReadAll(r)
|
|
assert.Len(t, b, 13)
|
|
assert.NoError(t, err)
|
|
}
|
|
|
|
func BenchmarkAddLargeTorrent(b *testing.B) {
|
|
cfg := TestingConfig
|
|
cfg.DisableTCP = true
|
|
cfg.DisableUTP = true
|
|
cfg.ListenAddr = "redonk"
|
|
cl, _ := NewClient(&cfg)
|
|
defer cl.Close()
|
|
for range iter.N(b.N) {
|
|
t, err := cl.AddTorrentFromFile("testdata/bootstrap.dat.torrent")
|
|
if err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
t.Drop()
|
|
}
|
|
}
|
|
|
|
func TestResponsive(t *testing.T) {
|
|
seederDataDir, mi := testutil.GreetingTestTorrent()
|
|
defer os.RemoveAll(seederDataDir)
|
|
cfg := TestingConfig
|
|
cfg.Seed = true
|
|
cfg.DataDir = seederDataDir
|
|
seeder, err := NewClient(&cfg)
|
|
require.Nil(t, err)
|
|
defer seeder.Close()
|
|
seeder.AddTorrentSpec(TorrentSpecFromMetaInfo(mi))
|
|
leecherDataDir, err := ioutil.TempDir("", "")
|
|
require.Nil(t, err)
|
|
defer os.RemoveAll(leecherDataDir)
|
|
cfg = TestingConfig
|
|
cfg.DataDir = leecherDataDir
|
|
leecher, err := NewClient(&cfg)
|
|
require.Nil(t, err)
|
|
defer leecher.Close()
|
|
leecherTorrent, _, _ := leecher.AddTorrentSpec(func() (ret *TorrentSpec) {
|
|
ret = TorrentSpecFromMetaInfo(mi)
|
|
ret.ChunkSize = 2
|
|
return
|
|
}())
|
|
addClientPeer(leecherTorrent, seeder)
|
|
reader := leecherTorrent.NewReader()
|
|
defer reader.Close()
|
|
reader.SetReadahead(0)
|
|
reader.SetResponsive()
|
|
b := make([]byte, 2)
|
|
_, err = reader.Seek(3, os.SEEK_SET)
|
|
require.NoError(t, err)
|
|
_, err = io.ReadFull(reader, b)
|
|
assert.Nil(t, err)
|
|
assert.EqualValues(t, "lo", string(b))
|
|
_, err = reader.Seek(11, os.SEEK_SET)
|
|
require.NoError(t, err)
|
|
n, err := io.ReadFull(reader, b)
|
|
assert.Nil(t, err)
|
|
assert.EqualValues(t, 2, n)
|
|
assert.EqualValues(t, "d\n", string(b))
|
|
}
|
|
|
|
func TestTorrentDroppedDuringResponsiveRead(t *testing.T) {
|
|
seederDataDir, mi := testutil.GreetingTestTorrent()
|
|
defer os.RemoveAll(seederDataDir)
|
|
cfg := TestingConfig
|
|
cfg.Seed = true
|
|
cfg.DataDir = seederDataDir
|
|
seeder, err := NewClient(&cfg)
|
|
require.Nil(t, err)
|
|
defer seeder.Close()
|
|
seeder.AddTorrentSpec(TorrentSpecFromMetaInfo(mi))
|
|
leecherDataDir, err := ioutil.TempDir("", "")
|
|
require.Nil(t, err)
|
|
defer os.RemoveAll(leecherDataDir)
|
|
cfg = TestingConfig
|
|
cfg.DataDir = leecherDataDir
|
|
leecher, err := NewClient(&cfg)
|
|
require.Nil(t, err)
|
|
defer leecher.Close()
|
|
leecherTorrent, _, _ := leecher.AddTorrentSpec(func() (ret *TorrentSpec) {
|
|
ret = TorrentSpecFromMetaInfo(mi)
|
|
ret.ChunkSize = 2
|
|
return
|
|
}())
|
|
addClientPeer(leecherTorrent, seeder)
|
|
reader := leecherTorrent.NewReader()
|
|
defer reader.Close()
|
|
reader.SetReadahead(0)
|
|
reader.SetResponsive()
|
|
b := make([]byte, 2)
|
|
_, err = reader.Seek(3, os.SEEK_SET)
|
|
require.NoError(t, err)
|
|
_, err = io.ReadFull(reader, b)
|
|
assert.Nil(t, err)
|
|
assert.EqualValues(t, "lo", string(b))
|
|
go leecherTorrent.Drop()
|
|
_, err = reader.Seek(11, os.SEEK_SET)
|
|
require.NoError(t, err)
|
|
n, err := reader.Read(b)
|
|
assert.EqualError(t, err, "torrent closed")
|
|
assert.EqualValues(t, 0, n)
|
|
}
|
|
|
|
func TestDHTInheritBlocklist(t *testing.T) {
|
|
ipl := iplist.New(nil)
|
|
require.NotNil(t, ipl)
|
|
cfg := TestingConfig
|
|
cfg.IPBlocklist = ipl
|
|
cfg.NoDHT = false
|
|
cl, err := NewClient(&cfg)
|
|
require.NoError(t, err)
|
|
defer cl.Close()
|
|
require.Equal(t, ipl, cl.DHT().IPBlocklist())
|
|
}
|
|
|
|
// Check that stuff is merged in subsequent AddTorrentSpec for the same
|
|
// infohash.
|
|
func TestAddTorrentSpecMerging(t *testing.T) {
|
|
cl, err := NewClient(&TestingConfig)
|
|
require.NoError(t, err)
|
|
defer cl.Close()
|
|
dir, mi := testutil.GreetingTestTorrent()
|
|
defer os.RemoveAll(dir)
|
|
tt, new, err := cl.AddTorrentSpec(&TorrentSpec{
|
|
InfoHash: mi.Info.Hash(),
|
|
})
|
|
require.NoError(t, err)
|
|
require.True(t, new)
|
|
require.Nil(t, tt.Info())
|
|
_, new, err = cl.AddTorrentSpec(TorrentSpecFromMetaInfo(mi))
|
|
require.NoError(t, err)
|
|
require.False(t, new)
|
|
require.NotNil(t, tt.Info())
|
|
}
|
|
|
|
func TestTorrentDroppedBeforeGotInfo(t *testing.T) {
|
|
dir, mi := testutil.GreetingTestTorrent()
|
|
os.RemoveAll(dir)
|
|
cl, _ := NewClient(&TestingConfig)
|
|
defer cl.Close()
|
|
tt, _, _ := cl.AddTorrentSpec(&TorrentSpec{
|
|
InfoHash: mi.Info.Hash(),
|
|
})
|
|
tt.Drop()
|
|
assert.EqualValues(t, 0, len(cl.Torrents()))
|
|
select {
|
|
case <-tt.GotInfo():
|
|
t.FailNow()
|
|
default:
|
|
}
|
|
}
|
|
|
|
func writeTorrentData(ts storage.Torrent, info *metainfo.InfoEx, b []byte) {
|
|
for i := range iter.N(info.NumPieces()) {
|
|
n, _ := ts.Piece(info.Piece(i)).WriteAt(b, 0)
|
|
b = b[n:]
|
|
}
|
|
}
|
|
|
|
func testAddTorrentPriorPieceCompletion(t *testing.T, alreadyCompleted bool, csf func(*filecache.Cache) storage.Client) {
|
|
fileCacheDir, err := ioutil.TempDir("", "")
|
|
require.NoError(t, err)
|
|
defer os.RemoveAll(fileCacheDir)
|
|
fileCache, err := filecache.NewCache(fileCacheDir)
|
|
require.NoError(t, err)
|
|
greetingDataTempDir, greetingMetainfo := testutil.GreetingTestTorrent()
|
|
defer os.RemoveAll(greetingDataTempDir)
|
|
filePieceStore := csf(fileCache)
|
|
greetingData, err := filePieceStore.OpenTorrent(&greetingMetainfo.Info)
|
|
require.NoError(t, err)
|
|
writeTorrentData(greetingData, &greetingMetainfo.Info, []byte(testutil.GreetingFileContents))
|
|
// require.Equal(t, len(testutil.GreetingFileContents), written)
|
|
// require.NoError(t, err)
|
|
for i := 0; i < greetingMetainfo.Info.NumPieces(); i++ {
|
|
p := greetingMetainfo.Info.Piece(i)
|
|
if alreadyCompleted {
|
|
err := greetingData.Piece(p).MarkComplete()
|
|
assert.NoError(t, err)
|
|
}
|
|
}
|
|
cfg := TestingConfig
|
|
// TODO: Disable network option?
|
|
cfg.DisableTCP = true
|
|
cfg.DisableUTP = true
|
|
cfg.DefaultStorage = filePieceStore
|
|
cl, err := NewClient(&cfg)
|
|
require.NoError(t, err)
|
|
defer cl.Close()
|
|
tt, err := cl.AddTorrent(greetingMetainfo)
|
|
require.NoError(t, err)
|
|
psrs := tt.PieceStateRuns()
|
|
assert.Len(t, psrs, 1)
|
|
assert.EqualValues(t, 3, psrs[0].Length)
|
|
assert.Equal(t, alreadyCompleted, psrs[0].Complete)
|
|
if alreadyCompleted {
|
|
r := tt.NewReader()
|
|
b, err := ioutil.ReadAll(r)
|
|
assert.NoError(t, err)
|
|
assert.EqualValues(t, testutil.GreetingFileContents, b)
|
|
}
|
|
}
|
|
|
|
func TestAddTorrentPiecesAlreadyCompleted(t *testing.T) {
|
|
testAddTorrentPriorPieceCompletion(t, true, fileCachePieceFileStorage)
|
|
testAddTorrentPriorPieceCompletion(t, true, fileCachePieceResourceStorage)
|
|
}
|
|
|
|
func TestAddTorrentPiecesNotAlreadyCompleted(t *testing.T) {
|
|
testAddTorrentPriorPieceCompletion(t, false, fileCachePieceFileStorage)
|
|
testAddTorrentPriorPieceCompletion(t, false, fileCachePieceResourceStorage)
|
|
}
|
|
|
|
func TestAddMetainfoWithNodes(t *testing.T) {
|
|
cfg := TestingConfig
|
|
cfg.NoDHT = false
|
|
// For now, we want to just jam the nodes into the table, without
|
|
// verifying them first. Also the DHT code doesn't support mixing secure
|
|
// and insecure nodes if security is enabled (yet).
|
|
cfg.DHTConfig.NoSecurity = true
|
|
cl, err := NewClient(&cfg)
|
|
require.NoError(t, err)
|
|
defer cl.Close()
|
|
assert.EqualValues(t, cl.DHT().NumNodes(), 0)
|
|
tt, err := cl.AddTorrentFromFile("metainfo/testdata/issue_65a.torrent")
|
|
require.NoError(t, err)
|
|
assert.Len(t, tt.metainfo.AnnounceList, 5)
|
|
assert.EqualValues(t, 6, cl.DHT().NumNodes())
|
|
}
|
|
|
|
type testDownloadCancelParams struct {
|
|
ExportClientStatus bool
|
|
SetLeecherStorageCapacity bool
|
|
LeecherStorageCapacity int64
|
|
Cancel bool
|
|
}
|
|
|
|
func testDownloadCancel(t *testing.T, ps testDownloadCancelParams) {
|
|
greetingTempDir, mi := testutil.GreetingTestTorrent()
|
|
defer os.RemoveAll(greetingTempDir)
|
|
cfg := TestingConfig
|
|
cfg.Seed = true
|
|
cfg.DataDir = greetingTempDir
|
|
seeder, err := NewClient(&cfg)
|
|
require.NoError(t, err)
|
|
defer seeder.Close()
|
|
if ps.ExportClientStatus {
|
|
testutil.ExportStatusWriter(seeder, "s")
|
|
}
|
|
seeder.AddTorrentSpec(TorrentSpecFromMetaInfo(mi))
|
|
leecherDataDir, err := ioutil.TempDir("", "")
|
|
require.NoError(t, err)
|
|
defer os.RemoveAll(leecherDataDir)
|
|
fc, err := filecache.NewCache(leecherDataDir)
|
|
require.NoError(t, err)
|
|
if ps.SetLeecherStorageCapacity {
|
|
fc.SetCapacity(ps.LeecherStorageCapacity)
|
|
}
|
|
cfg.DefaultStorage = storage.NewFileStorePieces(fc.AsFileStore())
|
|
cfg.DataDir = leecherDataDir
|
|
leecher, _ := NewClient(&cfg)
|
|
defer leecher.Close()
|
|
if ps.ExportClientStatus {
|
|
testutil.ExportStatusWriter(leecher, "l")
|
|
}
|
|
leecherGreeting, new, err := leecher.AddTorrentSpec(func() (ret *TorrentSpec) {
|
|
ret = TorrentSpecFromMetaInfo(mi)
|
|
ret.ChunkSize = 2
|
|
return
|
|
}())
|
|
require.NoError(t, err)
|
|
assert.True(t, new)
|
|
psc := leecherGreeting.SubscribePieceStateChanges()
|
|
defer psc.Close()
|
|
leecherGreeting.DownloadAll()
|
|
if ps.Cancel {
|
|
leecherGreeting.CancelPieces(0, leecherGreeting.NumPieces())
|
|
}
|
|
addClientPeer(leecherGreeting, seeder)
|
|
completes := make(map[int]bool, 3)
|
|
values:
|
|
for {
|
|
// started := time.Now()
|
|
select {
|
|
case _v := <-psc.Values:
|
|
// log.Print(time.Since(started))
|
|
v := _v.(PieceStateChange)
|
|
completes[v.Index] = v.Complete
|
|
case <-time.After(100 * time.Millisecond):
|
|
break values
|
|
}
|
|
}
|
|
if ps.Cancel {
|
|
assert.EqualValues(t, map[int]bool{0: false, 1: false, 2: false}, completes)
|
|
} else {
|
|
assert.EqualValues(t, map[int]bool{0: true, 1: true, 2: true}, completes)
|
|
}
|
|
|
|
}
|
|
|
|
func TestTorrentDownloadAll(t *testing.T) {
|
|
testDownloadCancel(t, testDownloadCancelParams{})
|
|
}
|
|
|
|
func TestTorrentDownloadAllThenCancel(t *testing.T) {
|
|
testDownloadCancel(t, testDownloadCancelParams{
|
|
Cancel: true,
|
|
})
|
|
}
|
|
|
|
// Ensure that it's an error for a peer to send an invalid have message.
|
|
func TestPeerInvalidHave(t *testing.T) {
|
|
cl, err := NewClient(&TestingConfig)
|
|
require.NoError(t, err)
|
|
defer cl.Close()
|
|
ie := metainfo.InfoEx{
|
|
Info: metainfo.Info{
|
|
PieceLength: 1,
|
|
Pieces: make([]byte, 20),
|
|
Files: []metainfo.FileInfo{{Length: 1}},
|
|
},
|
|
}
|
|
ie.UpdateBytes()
|
|
tt, _new, err := cl.AddTorrentSpec(&TorrentSpec{
|
|
Info: &ie,
|
|
InfoHash: ie.Hash(),
|
|
})
|
|
require.NoError(t, err)
|
|
assert.True(t, _new)
|
|
defer tt.Drop()
|
|
cn := &connection{
|
|
t: tt,
|
|
}
|
|
assert.NoError(t, cn.peerSentHave(0))
|
|
assert.Error(t, cn.peerSentHave(1))
|
|
}
|
|
|
|
func TestPieceCompletedInStorageButNotClient(t *testing.T) {
|
|
greetingTempDir, greetingMetainfo := testutil.GreetingTestTorrent()
|
|
defer os.RemoveAll(greetingTempDir)
|
|
cfg := TestingConfig
|
|
cfg.DataDir = greetingTempDir
|
|
seeder, err := NewClient(&TestingConfig)
|
|
require.NoError(t, err)
|
|
seeder.AddTorrentSpec(&TorrentSpec{
|
|
Info: &greetingMetainfo.Info,
|
|
})
|
|
}
|
|
|
|
func TestPrepareTrackerAnnounce(t *testing.T) {
|
|
cl := &Client{}
|
|
blocked, urlToUse, host, err := cl.prepareTrackerAnnounceUnlocked("http://localhost:1234/announce?herp")
|
|
require.NoError(t, err)
|
|
assert.False(t, blocked)
|
|
assert.EqualValues(t, "localhost:1234", host)
|
|
assert.EqualValues(t, "http://127.0.0.1:1234/announce?herp", urlToUse)
|
|
}
|
|
|
|
// Check that when the listen port is 0, all the protocols listened on have
|
|
// the same port, and it isn't zero.
|
|
func TestClientDynamicListenPortAllProtocols(t *testing.T) {
|
|
cl, err := NewClient(&TestingConfig)
|
|
require.NoError(t, err)
|
|
defer cl.Close()
|
|
assert.NotEqual(t, 0, missinggo.AddrPort(cl.ListenAddr()))
|
|
assert.Equal(t, missinggo.AddrPort(cl.utpSock.Addr()), missinggo.AddrPort(cl.tcpListener.Addr()))
|
|
}
|
|
|
|
func TestClientDynamicListenTCPOnly(t *testing.T) {
|
|
cfg := TestingConfig
|
|
cfg.DisableUTP = true
|
|
cl, err := NewClient(&cfg)
|
|
require.NoError(t, err)
|
|
defer cl.Close()
|
|
assert.NotEqual(t, 0, missinggo.AddrPort(cl.ListenAddr()))
|
|
assert.Nil(t, cl.utpSock)
|
|
}
|
|
|
|
func TestClientDynamicListenUTPOnly(t *testing.T) {
|
|
cfg := TestingConfig
|
|
cfg.DisableTCP = true
|
|
cl, err := NewClient(&cfg)
|
|
require.NoError(t, err)
|
|
defer cl.Close()
|
|
assert.NotEqual(t, 0, missinggo.AddrPort(cl.ListenAddr()))
|
|
assert.Nil(t, cl.tcpListener)
|
|
}
|
|
|
|
func TestClientDynamicListenPortNoProtocols(t *testing.T) {
|
|
cfg := TestingConfig
|
|
cfg.DisableTCP = true
|
|
cfg.DisableUTP = true
|
|
cl, err := NewClient(&cfg)
|
|
require.NoError(t, err)
|
|
defer cl.Close()
|
|
t.Log(cl.listenAddr)
|
|
assert.Nil(t, cl.ListenAddr())
|
|
}
|
|
|
|
func addClientPeer(t *Torrent, cl *Client) {
|
|
t.AddPeers([]Peer{
|
|
Peer{
|
|
IP: missinggo.AddrIP(cl.ListenAddr()),
|
|
Port: missinggo.AddrPort(cl.ListenAddr()),
|
|
},
|
|
})
|
|
}
|
|
|
|
func printConnPeerCounts(t *Torrent) {
|
|
t.cl.mu.Lock()
|
|
log.Println(len(t.conns), len(t.peers))
|
|
t.cl.mu.Unlock()
|
|
}
|
|
|
|
func totalConns(tts []*Torrent) (ret int) {
|
|
for _, tt := range tts {
|
|
tt.cl.mu.Lock()
|
|
ret += len(tt.conns)
|
|
tt.cl.mu.Unlock()
|
|
}
|
|
return
|
|
}
|
|
|
|
func TestSetMaxEstablishedConn(t *testing.T) {
|
|
var tts []*Torrent
|
|
ih := testutil.GreetingMetaInfo().Info.Hash()
|
|
cfg := TestingConfig
|
|
for i := range iter.N(3) {
|
|
cl, err := NewClient(&cfg)
|
|
require.NoError(t, err)
|
|
defer cl.Close()
|
|
tt, _ := cl.AddTorrentInfoHash(ih)
|
|
tt.SetMaxEstablishedConns(2)
|
|
testutil.ExportStatusWriter(cl, fmt.Sprintf("%d", i))
|
|
tts = append(tts, tt)
|
|
}
|
|
addPeers := func() {
|
|
for i, tt := range tts {
|
|
for _, _tt := range tts[:i] {
|
|
addClientPeer(tt, _tt.cl)
|
|
}
|
|
}
|
|
}
|
|
waitTotalConns := func(num int) {
|
|
for totalConns(tts) != num {
|
|
time.Sleep(time.Millisecond)
|
|
}
|
|
}
|
|
addPeers()
|
|
waitTotalConns(6)
|
|
tts[0].SetMaxEstablishedConns(1)
|
|
waitTotalConns(4)
|
|
tts[0].SetMaxEstablishedConns(0)
|
|
waitTotalConns(2)
|
|
tts[0].SetMaxEstablishedConns(1)
|
|
addPeers()
|
|
waitTotalConns(4)
|
|
tts[0].SetMaxEstablishedConns(2)
|
|
addPeers()
|
|
waitTotalConns(6)
|
|
}
|