Пример #1
0
func TestHostSimple(t *testing.T) {

	ctx := context.Background()
	h1 := testutil.GenHostSwarm(t, ctx)
	h2 := testutil.GenHostSwarm(t, ctx)
	defer h1.Close()
	defer h2.Close()

	h2pi := h2.Peerstore().PeerInfo(h2.ID())
	if err := h1.Connect(ctx, h2pi); err != nil {
		t.Fatal(err)
	}

	piper, pipew := io.Pipe()
	h2.SetStreamHandler(protocol.TestingID, func(s inet.Stream) {
		defer s.Close()
		w := io.MultiWriter(s, pipew)
		io.Copy(w, s) // mirror everything
	})

	s, err := h1.NewStream(protocol.TestingID, h2pi.ID)
	if err != nil {
		t.Fatal(err)
	}

	// write to the stream
	buf1 := []byte("abcdefghijkl")
	if _, err := s.Write(buf1); err != nil {
		t.Fatal(err)
	}

	// get it from the stream (echoed)
	buf2 := make([]byte, len(buf1))
	if _, err := io.ReadFull(s, buf2); err != nil {
		t.Fatal(err)
	}
	if !bytes.Equal(buf1, buf2) {
		t.Fatal("buf1 != buf2 -- %x != %x", buf1, buf2)
	}

	// get it from the pipe (tee)
	buf3 := make([]byte, len(buf1))
	if _, err := io.ReadFull(piper, buf3); err != nil {
		t.Fatal(err)
	}
	if !bytes.Equal(buf1, buf3) {
		t.Fatal("buf1 != buf3 -- %x != %x", buf1, buf3)
	}
}
Пример #2
0
func TestPing(t *testing.T) {
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()
	h1 := netutil.GenHostSwarm(t, ctx)
	h2 := netutil.GenHostSwarm(t, ctx)

	err := h1.Connect(ctx, peer.PeerInfo{
		ID:    h2.ID(),
		Addrs: h2.Addrs(),
	})

	if err != nil {
		t.Fatal(err)
	}

	ps1 := NewPingService(h1)
	ps2 := NewPingService(h2)

	testPing(t, ps1, h2.ID())
	testPing(t, ps2, h1.ID())
}
Пример #3
0
func subtestIDService(t *testing.T, postDialWait time.Duration) {

	// the generated networks should have the id service wired in.
	ctx := context.Background()
	h1 := testutil.GenHostSwarm(t, ctx)
	h2 := testutil.GenHostSwarm(t, ctx)

	h1p := h1.ID()
	h2p := h2.ID()

	testKnowsAddrs(t, h1, h2p, []ma.Multiaddr{}) // nothing
	testKnowsAddrs(t, h2, h1p, []ma.Multiaddr{}) // nothing

	h2pi := h2.Peerstore().PeerInfo(h2p)
	if err := h1.Connect(ctx, h2pi); err != nil {
		t.Fatal(err)
	}

	// we need to wait here if Dial returns before ID service is finished.
	if postDialWait > 0 {
		<-time.After(postDialWait)
	}

	// the IDService should be opened automatically, by the network.
	// what we should see now is that both peers know about each others listen addresses.
	testKnowsAddrs(t, h1, h2p, h2.Peerstore().Addrs(h2p)) // has them
	testHasProtocolVersions(t, h1, h2p)

	// now, this wait we do have to do. it's the wait for the Listening side
	// to be done identifying the connection.
	c := h2.Network().ConnsToPeer(h1.ID())
	if len(c) < 1 {
		t.Fatal("should have connection by now at least.")
	}
	<-h2.IDService().IdentifyWait(c[0])

	// and the protocol versions.
	testKnowsAddrs(t, h2, h1p, h1.Peerstore().Addrs(h1p)) // has them
	testHasProtocolVersions(t, h2, h1p)
}
Пример #4
0
func setupDHT(ctx context.Context, t *testing.T) *IpfsDHT {
	h := netutil.GenHostSwarm(t, ctx)

	dss := dssync.MutexWrap(ds.NewMapDatastore())
	d := NewDHT(ctx, h, dss)

	d.Validator["v"] = &record.ValidChecker{
		Func: func(key.Key, []byte) error {
			return nil
		},
		Sign: false,
	}
	return d
}
Пример #5
0
func TestRelayStress(t *testing.T) {
	buflen := 1 << 18
	iterations := 10

	ctx := context.Background()

	// these networks have the relay service wired in already.
	n1 := testutil.GenHostSwarm(t, ctx)
	n2 := testutil.GenHostSwarm(t, ctx)
	n3 := testutil.GenHostSwarm(t, ctx)

	n1p := n1.ID()
	n2p := n2.ID()
	n3p := n3.ID()

	n2pi := n2.Peerstore().PeerInfo(n2p)
	if err := n1.Connect(ctx, n2pi); err != nil {
		t.Fatalf("Failed to dial:", err)
	}
	if err := n3.Connect(ctx, n2pi); err != nil {
		t.Fatalf("Failed to dial:", err)
	}

	// setup handler on n3 to copy everything over to the pipe.
	piper, pipew := io.Pipe()
	n3.SetStreamHandler(protocol.TestingID, func(s inet.Stream) {
		log.Debug("relay stream opened to n3!")
		log.Debug("piping and echoing everything")
		w := io.MultiWriter(s, pipew)
		io.Copy(w, s)
		log.Debug("closing stream")
		s.Close()
	})

	// ok, now we can try to relay n1--->n2--->n3.
	log.Debug("open relay stream")
	s, err := n1.NewStream(relay.ID, n2p)
	if err != nil {
		t.Fatal(err)
	}

	// ok first thing we write the relay header n1->n3
	log.Debug("write relay header")
	if err := relay.WriteHeader(s, n1p, n3p); err != nil {
		t.Fatal(err)
	}

	// ok now the header's there, we can write the next protocol header.
	log.Debug("write testing header")
	if err := protocol.WriteHeader(s, protocol.TestingID); err != nil {
		t.Fatal(err)
	}

	// okay, now write lots of text and read it back out from both
	// the pipe and the stream.
	buf1 := make([]byte, buflen)
	buf2 := make([]byte, len(buf1))
	buf3 := make([]byte, len(buf1))

	fillbuf := func(buf []byte, b byte) {
		for i := range buf {
			buf[i] = b
		}
	}

	for i := 0; i < iterations; i++ {
		fillbuf(buf1, byte(int('a')+i))
		log.Debugf("writing %d bytes (%d/%d)", len(buf1), i, iterations)
		if _, err := s.Write(buf1); err != nil {
			t.Fatal(err)
		}

		log.Debug("read it out from the pipe.")
		if _, err := io.ReadFull(piper, buf2); err != nil {
			t.Fatal(err)
		}
		if string(buf1) != string(buf2) {
			t.Fatal("should've gotten that text out of the pipe")
		}

		// read it out from the stream (echoed)
		log.Debug("read it out from the stream (echoed).")
		if _, err := io.ReadFull(s, buf3); err != nil {
			t.Fatal(err)
		}
		if string(buf1) != string(buf3) {
			t.Fatal("should've gotten that text out of the stream")
		}
	}

	log.Debug("sweet, relay works under stress.")
	s.Close()
}
Пример #6
0
func TestRelaySimple(t *testing.T) {

	ctx := context.Background()

	// these networks have the relay service wired in already.
	n1 := testutil.GenHostSwarm(t, ctx)
	n2 := testutil.GenHostSwarm(t, ctx)
	n3 := testutil.GenHostSwarm(t, ctx)

	n1p := n1.ID()
	n2p := n2.ID()
	n3p := n3.ID()

	n2pi := n2.Peerstore().PeerInfo(n2p)
	if err := n1.Connect(ctx, n2pi); err != nil {
		t.Fatal("Failed to connect:", err)
	}
	if err := n3.Connect(ctx, n2pi); err != nil {
		t.Fatal("Failed to connect:", err)
	}

	// setup handler on n3 to copy everything over to the pipe.
	piper, pipew := io.Pipe()
	n3.SetStreamHandler(protocol.TestingID, func(s inet.Stream) {
		log.Debug("relay stream opened to n3!")
		log.Debug("piping and echoing everything")
		w := io.MultiWriter(s, pipew)
		io.Copy(w, s)
		log.Debug("closing stream")
		s.Close()
	})

	// ok, now we can try to relay n1--->n2--->n3.
	log.Debug("open relay stream")
	s, err := n1.NewStream(relay.ID, n2p)
	if err != nil {
		t.Fatal(err)
	}

	// ok first thing we write the relay header n1->n3
	log.Debug("write relay header")
	if err := relay.WriteHeader(s, n1p, n3p); err != nil {
		t.Fatal(err)
	}

	// ok now the header's there, we can write the next protocol header.
	log.Debug("write testing header")
	if err := protocol.WriteHeader(s, protocol.TestingID); err != nil {
		t.Fatal(err)
	}

	// okay, now we should be able to write text, and read it out.
	buf1 := []byte("abcdefghij")
	buf2 := make([]byte, 10)
	buf3 := make([]byte, 10)
	log.Debug("write in some text.")
	if _, err := s.Write(buf1); err != nil {
		t.Fatal(err)
	}

	// read it out from the pipe.
	log.Debug("read it out from the pipe.")
	if _, err := io.ReadFull(piper, buf2); err != nil {
		t.Fatal(err)
	}
	if string(buf1) != string(buf2) {
		t.Fatal("should've gotten that text out of the pipe")
	}

	// read it out from the stream (echoed)
	log.Debug("read it out from the stream (echoed).")
	if _, err := io.ReadFull(s, buf3); err != nil {
		t.Fatal(err)
	}
	if string(buf1) != string(buf3) {
		t.Fatal("should've gotten that text out of the stream")
	}

	// sweet. relay works.
	log.Debug("sweet, relay works.")
	s.Close()
}