18 fusefs "bazil.org/fuse/fs"
19 "github.com/anacrolix/libtorgo/metainfo"
20 "golang.org/x/net/context"
22 "github.com/anacrolix/torrent"
23 "github.com/anacrolix/torrent/data"
24 "github.com/anacrolix/torrent/data/mmap"
25 "github.com/anacrolix/torrent/internal/testutil"
26 "github.com/anacrolix/torrent/util"
29 func TestTCPAddrString(t *testing.T) {
30 l, err := net.Listen("tcp4", "localhost:0")
35 c, err := net.Dial("tcp", l.Addr().String())
40 ras := c.RemoteAddr().String()
42 IP: net.IPv4(127, 0, 0, 1),
43 Port: util.AddrPort(l.Addr()),
51 type testLayout struct {
55 Metainfo *metainfo.MetaInfo
58 func (me *testLayout) Destroy() error {
59 return os.RemoveAll(me.BaseDir)
62 func newGreetingLayout() (tl testLayout, err error) {
63 tl.BaseDir, err = ioutil.TempDir("", "torrentfs")
67 tl.Completed = filepath.Join(tl.BaseDir, "completed")
68 os.Mkdir(tl.Completed, 0777)
69 tl.MountDir = filepath.Join(tl.BaseDir, "mnt")
70 os.Mkdir(tl.MountDir, 0777)
71 name := testutil.CreateDummyTorrentData(tl.Completed)
72 metaInfoBuf := &bytes.Buffer{}
73 testutil.CreateMetaInfo(name, metaInfoBuf)
74 tl.Metainfo, err = metainfo.Load(metaInfoBuf)
78 // Unmount without first killing the FUSE connection while there are FUSE
79 // operations blocked inside the filesystem code.
80 func TestUnmountWedged(t *testing.T) {
81 layout, err := newGreetingLayout()
86 err := layout.Destroy()
91 client, err := torrent.NewClient(&torrent.Config{
92 DataDir: filepath.Join(layout.BaseDir, "incomplete"),
93 DisableTrackers: true,
96 NoDefaultBlocklist: true,
99 client.AddTorrent(layout.Metainfo)
101 fuseConn, err := fuse.Mount(layout.MountDir)
103 if strings.Contains(err.Error(), "fuse") {
109 server := fusefs.Server{
111 Debug: func(msg interface{}) {
115 server.Serve(fuseConn)
118 if err := fuseConn.MountError; err != nil {
121 // Read the greeting file, though it will never be available. This should
122 // "wedge" FUSE, requiring the fs object to be forcibly destroyed. The
123 // read call will return with a FS error.
125 _, err := ioutil.ReadFile(filepath.Join(layout.MountDir, layout.Metainfo.Info.Name))
127 t.Fatal("expected error reading greeting")
131 // Wait until the read has blocked inside the filesystem code.
133 for fs.blockedReads != 1 {
141 err = fuse.Unmount(layout.MountDir)
143 t.Logf("error unmounting: %s", err)
144 time.Sleep(time.Millisecond)
150 err = fuseConn.Close()
152 t.Fatalf("error closing fuse conn: %s", err)
156 func TestDownloadOnDemand(t *testing.T) {
157 layout, err := newGreetingLayout()
161 defer layout.Destroy()
162 seeder, err := torrent.NewClient(&torrent.Config{
163 DataDir: layout.Completed,
164 DisableTrackers: true,
168 NoDefaultBlocklist: true,
169 // Ensure that the metainfo is obtained over the wire, since we added
170 // the torrent to the seeder by magnet.
171 DisableMetainfoCache: true,
174 t.Fatalf("error creating seeder client: %s", err)
176 seeder.SetIPBlockList(nil)
178 http.HandleFunc("/seeder", func(w http.ResponseWriter, req *http.Request) {
179 seeder.WriteStatus(w)
181 _, err = seeder.AddMagnet(fmt.Sprintf("magnet:?xt=urn:btih:%x", layout.Metainfo.Info.Hash))
185 leecher, err := torrent.NewClient(&torrent.Config{
186 DisableTrackers: true,
191 NoDefaultBlocklist: true,
193 TorrentDataOpener: func(info *metainfo.Info) data.Data {
194 ret, _ := mmap.TorrentData(info, filepath.Join(layout.BaseDir, "download"))
198 // This can be used to check if clients can connect to other clients
201 // PeerID: seeder.PeerID(),
203 leecher.SetIPBlockList(nil)
204 http.HandleFunc("/leecher", func(w http.ResponseWriter, req *http.Request) {
205 leecher.WriteStatus(w)
207 defer leecher.Close()
208 leecherTorrent, _ := leecher.AddTorrent(layout.Metainfo)
209 leecherTorrent.AddPeers([]torrent.Peer{func() torrent.Peer {
210 _, port, err := net.SplitHostPort(seeder.ListenAddr().String())
214 portInt64, err := strconv.ParseInt(port, 0, 0)
220 ret, _ := net.ResolveIPAddr("ip", "localhost")
223 Port: int(portInt64),
229 node, _ := root.(fusefs.NodeStringLookuper).Lookup(context.Background(), "greeting")
233 resp := &fuse.ReadResponse{
234 Data: make([]byte, size),
236 node.(fusefs.HandleReader).Read(context.Background(), &fuse.ReadRequest{
240 if string(content) != testutil.GreetingFileContents {