Example #1
0
// TestPingCrossProtocol tests the MsgPing API when encoding with the latest
// protocol version and decoding with BIP0031Version.
func TestPingCrossProtocol(t *testing.T) {
	nonce, err := wire.RandomUint64()
	if err != nil {
		t.Errorf("RandomUint64: Error generating nonce: %v", err)
	}
	msg := wire.NewMsgPing(nonce)
	if msg.Nonce != nonce {
		t.Errorf("NewMsgPing: wrong nonce - got %v, want %v",
			msg.Nonce, nonce)
	}

	// Encode with latest protocol version.
	var buf bytes.Buffer
	err = msg.BtcEncode(&buf, wire.ProtocolVersion)
	if err != nil {
		t.Errorf("encode of MsgPing failed %v err <%v>", msg, err)
	}

	// Decode with old protocol version.
	readmsg := wire.NewMsgPing(0)
	err = readmsg.BtcDecode(&buf, wire.BIP0031Version)
	if err != nil {
		t.Errorf("decode of MsgPing failed [%v] err <%v>", buf, err)
	}

	// Since one of the protocol versions doesn't support the nonce, make
	// sure it didn't get encoded and decoded back out.
	if msg.Nonce == readmsg.Nonce {
		t.Error("Should not get same nonce for cross protocol")
	}
}
Example #2
0
// TestPing tests the MsgPing API against the latest protocol version.
func TestPing(t *testing.T) {
	pver := wire.ProtocolVersion

	// Ensure we get the same nonce back out.
	nonce, err := wire.RandomUint64()
	if err != nil {
		t.Errorf("RandomUint64: Error generating nonce: %v", err)
	}
	msg := wire.NewMsgPing(nonce)
	if msg.Nonce != nonce {
		t.Errorf("NewMsgPing: wrong nonce - got %v, want %v",
			msg.Nonce, nonce)
	}

	// Ensure the command is expected value.
	wantCmd := "ping"
	if cmd := msg.Command(); cmd != wantCmd {
		t.Errorf("NewMsgPing: wrong command - got %v want %v",
			cmd, wantCmd)
	}

	// Ensure max payload is expected value for latest protocol version.
	wantPayload := uint32(8)
	maxPayload := msg.MaxPayloadLength(pver)
	if maxPayload != wantPayload {
		t.Errorf("MaxPayloadLength: wrong max payload length for "+
			"protocol version %d - got %v, want %v", pver,
			maxPayload, wantPayload)
	}

	return
}
Example #3
0
// TestPingBIP0031 tests the MsgPing API against the protocol version
// BIP0031Version.
func TestPingBIP0031(t *testing.T) {
	// Use the protocol version just prior to BIP0031Version changes.
	pver := wire.BIP0031Version

	nonce, err := wire.RandomUint64()
	if err != nil {
		t.Errorf("RandomUint64: Error generating nonce: %v", err)
	}
	msg := wire.NewMsgPing(nonce)
	if msg.Nonce != nonce {
		t.Errorf("NewMsgPing: wrong nonce - got %v, want %v",
			msg.Nonce, nonce)
	}

	// Ensure max payload is expected value for old protocol version.
	wantPayload := uint32(0)
	maxPayload := msg.MaxPayloadLength(pver)
	if maxPayload != wantPayload {
		t.Errorf("MaxPayloadLength: wrong max payload length for "+
			"protocol version %d - got %v, want %v", pver,
			maxPayload, wantPayload)
	}

	// Test encode with old protocol version.
	var buf bytes.Buffer
	err = msg.BtcEncode(&buf, pver)
	if err != nil {
		t.Errorf("encode of MsgPing failed %v err <%v>", msg, err)
	}

	// Test decode with old protocol version.
	readmsg := wire.NewMsgPing(0)
	err = readmsg.BtcDecode(&buf, pver)
	if err != nil {
		t.Errorf("decode of MsgPing failed [%v] err <%v>", buf, err)
	}

	// Since this protocol version doesn't support the nonce, make sure
	// it didn't get encoded and decoded back out.
	if msg.Nonce == readmsg.Nonce {
		t.Errorf("Should not get same nonce for protocol version %d", pver)
	}

	return
}
Example #4
0
// TestMessage tests the Read/WriteMessage and Read/WriteMessageN API.
func TestMessage(t *testing.T) {
	pver := wire.ProtocolVersion

	// Create the various types of messages to test.

	// MsgVersion.
	addrYou := &net.TCPAddr{IP: net.ParseIP("192.168.0.1"), Port: 8333}
	you, err := wire.NewNetAddress(addrYou, wire.SFNodeNetwork)
	if err != nil {
		t.Errorf("NewNetAddress: %v", err)
	}
	you.Timestamp = time.Time{} // Version message has zero value timestamp.
	addrMe := &net.TCPAddr{IP: net.ParseIP("127.0.0.1"), Port: 8333}
	me, err := wire.NewNetAddress(addrMe, wire.SFNodeNetwork)
	if err != nil {
		t.Errorf("NewNetAddress: %v", err)
	}
	me.Timestamp = time.Time{} // Version message has zero value timestamp.
	msgVersion := wire.NewMsgVersion(me, you, 123123, 0)

	msgVerack := wire.NewMsgVerAck()
	msgGetAddr := wire.NewMsgGetAddr()
	msgAddr := wire.NewMsgAddr()
	msgGetBlocks := wire.NewMsgGetBlocks(&wire.ShaHash{})
	msgBlock := &blockOne
	msgInv := wire.NewMsgInv()
	msgGetData := wire.NewMsgGetData()
	msgNotFound := wire.NewMsgNotFound()
	msgTx := wire.NewMsgTx()
	msgPing := wire.NewMsgPing(123123)
	msgPong := wire.NewMsgPong(123123)
	msgGetHeaders := wire.NewMsgGetHeaders()
	msgHeaders := wire.NewMsgHeaders()
	msgAlert := wire.NewMsgAlert([]byte("payload"), []byte("signature"))
	msgMemPool := wire.NewMsgMemPool()
	msgFilterAdd := wire.NewMsgFilterAdd([]byte{0x01})
	msgFilterClear := wire.NewMsgFilterClear()
	msgFilterLoad := wire.NewMsgFilterLoad([]byte{0x01}, 10, 0, wire.BloomUpdateNone)
	bh := wire.NewBlockHeader(&wire.ShaHash{}, &wire.ShaHash{}, 0, 0)
	msgMerkleBlock := wire.NewMsgMerkleBlock(bh)
	msgReject := wire.NewMsgReject("block", wire.RejectDuplicate, "duplicate block")

	tests := []struct {
		in     wire.Message    // Value to encode
		out    wire.Message    // Expected decoded value
		pver   uint32          // Protocol version for wire encoding
		btcnet wire.BitcoinNet // Network to use for wire encoding
		bytes  int             // Expected num bytes read/written
	}{
		{msgVersion, msgVersion, pver, wire.MainNet, 125},
		{msgVerack, msgVerack, pver, wire.MainNet, 24},
		{msgGetAddr, msgGetAddr, pver, wire.MainNet, 24},
		{msgAddr, msgAddr, pver, wire.MainNet, 25},
		{msgGetBlocks, msgGetBlocks, pver, wire.MainNet, 61},
		{msgBlock, msgBlock, pver, wire.MainNet, 239},
		{msgInv, msgInv, pver, wire.MainNet, 25},
		{msgGetData, msgGetData, pver, wire.MainNet, 25},
		{msgNotFound, msgNotFound, pver, wire.MainNet, 25},
		{msgTx, msgTx, pver, wire.MainNet, 34},
		{msgPing, msgPing, pver, wire.MainNet, 32},
		{msgPong, msgPong, pver, wire.MainNet, 32},
		{msgGetHeaders, msgGetHeaders, pver, wire.MainNet, 61},
		{msgHeaders, msgHeaders, pver, wire.MainNet, 25},
		{msgAlert, msgAlert, pver, wire.MainNet, 42},
		{msgMemPool, msgMemPool, pver, wire.MainNet, 24},
		{msgFilterAdd, msgFilterAdd, pver, wire.MainNet, 26},
		{msgFilterClear, msgFilterClear, pver, wire.MainNet, 24},
		{msgFilterLoad, msgFilterLoad, pver, wire.MainNet, 35},
		{msgMerkleBlock, msgMerkleBlock, pver, wire.MainNet, 110},
		{msgReject, msgReject, pver, wire.MainNet, 79},
	}

	t.Logf("Running %d tests", len(tests))
	for i, test := range tests {
		// Encode to wire format.
		var buf bytes.Buffer
		nw, err := wire.WriteMessageN(&buf, test.in, test.pver, test.btcnet)
		if err != nil {
			t.Errorf("WriteMessage #%d error %v", i, err)
			continue
		}

		// Ensure the number of bytes written match the expected value.
		if nw != test.bytes {
			t.Errorf("WriteMessage #%d unexpected num bytes "+
				"written - got %d, want %d", i, nw, test.bytes)
		}

		// Decode from wire format.
		rbuf := bytes.NewReader(buf.Bytes())
		nr, msg, _, err := wire.ReadMessageN(rbuf, test.pver, test.btcnet)
		if err != nil {
			t.Errorf("ReadMessage #%d error %v, msg %v", i, err,
				spew.Sdump(msg))
			continue
		}
		if !reflect.DeepEqual(msg, test.out) {
			t.Errorf("ReadMessage #%d\n got: %v want: %v", i,
				spew.Sdump(msg), spew.Sdump(test.out))
			continue
		}

		// Ensure the number of bytes read match the expected value.
		if nr != test.bytes {
			t.Errorf("ReadMessage #%d unexpected num bytes read - "+
				"got %d, want %d", i, nr, test.bytes)
		}
	}

	// Do the same thing for Read/WriteMessage, but ignore the bytes since
	// they don't return them.
	t.Logf("Running %d tests", len(tests))
	for i, test := range tests {
		// Encode to wire format.
		var buf bytes.Buffer
		err := wire.WriteMessage(&buf, test.in, test.pver, test.btcnet)
		if err != nil {
			t.Errorf("WriteMessage #%d error %v", i, err)
			continue
		}

		// Decode from wire format.
		rbuf := bytes.NewReader(buf.Bytes())
		msg, _, err := wire.ReadMessage(rbuf, test.pver, test.btcnet)
		if err != nil {
			t.Errorf("ReadMessage #%d error %v, msg %v", i, err,
				spew.Sdump(msg))
			continue
		}
		if !reflect.DeepEqual(msg, test.out) {
			t.Errorf("ReadMessage #%d\n got: %v want: %v", i,
				spew.Sdump(msg), spew.Sdump(test.out))
			continue
		}
	}
}
Example #5
0
// TestOutboundPeer tests that the outbound peer works as expected.
func TestOutboundPeer(t *testing.T) {
	// Use a mock NewestBlock func to test errs
	var errBlockNotFound = errors.New("newest block not found")
	var mockNewestSha = func() (*wire.ShaHash, int32, error) {
		return nil, 0, errBlockNotFound
	}

	peerCfg := &peer.Config{
		NewestBlock:      mockNewestSha,
		UserAgentName:    "peer",
		UserAgentVersion: "1.0",
		ChainParams:      &chaincfg.MainNetParams,
		Services:         0,
	}

	r, w := io.Pipe()
	c := &conn{raddr: "10.0.0.1:8333", Writer: w, Reader: r}

	p, err := peer.NewOutboundPeer(peerCfg, "10.0.0.1:8333")
	if err != nil {
		t.Errorf("NewOutboundPeer: unexpected err - %v\n", err)
		return
	}

	// Test Connect err
	wantErr := errBlockNotFound
	if err := p.Connect(c); err != wantErr {
		t.Errorf("Connect: expected err %v, got %v\n", wantErr, err)
		return
	}
	// Test already connected
	if err := p.Connect(c); err != nil {
		t.Errorf("Connect: unexpected err %v\n", err)
		return
	}
	// Test already started
	if err := p.Start(); err != nil {
		t.Errorf("Start: unexpected err %v\n", err)
		return
	}

	// Test Queue Inv
	fakeBlockHash := &wire.ShaHash{0x00, 0x01}
	fakeInv := wire.NewInvVect(wire.InvTypeBlock, fakeBlockHash)
	p.QueueInventory(fakeInv)
	p.AddKnownInventory(fakeInv)
	p.QueueInventory(fakeInv)

	// Test Queue Message
	fakeMsg := wire.NewMsgVerAck()
	p.QueueMessage(fakeMsg, nil)
	done := make(chan struct{})
	p.QueueMessage(fakeMsg, done)
	<-done
	p.Shutdown()

	// Test NewestBlock
	var newestBlock = func() (*wire.ShaHash, int32, error) {
		hashStr := "14a0810ac680a3eb3f82edc878cea25ec41d6b790744e5daeef"
		hash, err := wire.NewShaHashFromStr(hashStr)
		if err != nil {
			return nil, 0, err
		}
		return hash, 234439, nil
	}
	peerCfg.NewestBlock = newestBlock
	r1, w1 := io.Pipe()
	c1 := &conn{raddr: "10.0.0.1:8333", Writer: w1, Reader: r1}
	p1, err := peer.NewOutboundPeer(peerCfg, "10.0.0.1:8333")
	if err != nil {
		t.Errorf("NewOutboundPeer: unexpected err - %v\n", err)
		return
	}
	if err := p1.Connect(c1); err != nil {
		t.Errorf("Connect: unexpected err %v\n", err)
		return
	}

	// Test update latest block
	latestBlockSha, err := wire.NewShaHashFromStr("1a63f9cdff1752e6375c8c76e543a71d239e1a2e5c6db1aa679")
	if err != nil {
		t.Errorf("NewShaHashFromStr: unexpected err %v\n", err)
		return
	}
	p1.UpdateLastAnnouncedBlock(latestBlockSha)
	p1.UpdateLastBlockHeight(234440)
	if p1.LastAnnouncedBlock() != latestBlockSha {
		t.Errorf("LastAnnouncedBlock: wrong block - got %v, want %v",
			p1.LastAnnouncedBlock(), latestBlockSha)
		return
	}

	// Test Queue Inv after connection
	p1.QueueInventory(fakeInv)
	p1.Shutdown()

	// Test regression
	peerCfg.ChainParams = &chaincfg.RegressionNetParams
	peerCfg.Services = wire.SFNodeBloom
	r2, w2 := io.Pipe()
	c2 := &conn{raddr: "10.0.0.1:8333", Writer: w2, Reader: r2}
	p2, err := peer.NewOutboundPeer(peerCfg, "10.0.0.1:8333")
	if err != nil {
		t.Errorf("NewOutboundPeer: unexpected err - %v\n", err)
		return
	}
	if err := p2.Connect(c2); err != nil {
		t.Errorf("Connect: unexpected err %v\n", err)
		return
	}

	// Test PushXXX
	var addrs []*wire.NetAddress
	for i := 0; i < 5; i++ {
		na := wire.NetAddress{}
		addrs = append(addrs, &na)
	}
	if _, err := p2.PushAddrMsg(addrs); err != nil {
		t.Errorf("PushAddrMsg: unexpected err %v\n", err)
		return
	}
	if err := p2.PushGetBlocksMsg(nil, &wire.ShaHash{}); err != nil {
		t.Errorf("PushGetBlocksMsg: unexpected err %v\n", err)
		return
	}
	if err := p2.PushGetHeadersMsg(nil, &wire.ShaHash{}); err != nil {
		t.Errorf("PushGetHeadersMsg: unexpected err %v\n", err)
		return
	}
	p2.PushRejectMsg("block", wire.RejectMalformed, "malformed", nil, true)
	p2.PushRejectMsg("block", wire.RejectInvalid, "invalid", nil, false)

	// Test Queue Messages
	p2.QueueMessage(wire.NewMsgGetAddr(), nil)
	p2.QueueMessage(wire.NewMsgPing(1), nil)
	p2.QueueMessage(wire.NewMsgMemPool(), nil)
	p2.QueueMessage(wire.NewMsgGetData(), nil)
	p2.QueueMessage(wire.NewMsgGetHeaders(), nil)

	p2.Shutdown()
}
Example #6
0
// TestPeerListeners tests that the peer listeners are called as expected.
func TestPeerListeners(t *testing.T) {
	verack := make(chan struct{}, 1)
	ok := make(chan wire.Message, 20)
	peerCfg := &peer.Config{
		Listeners: peer.MessageListeners{
			OnGetAddr: func(p *peer.Peer, msg *wire.MsgGetAddr) {
				ok <- msg
			},
			OnAddr: func(p *peer.Peer, msg *wire.MsgAddr) {
				ok <- msg
			},
			OnPing: func(p *peer.Peer, msg *wire.MsgPing) {
				ok <- msg
			},
			OnPong: func(p *peer.Peer, msg *wire.MsgPong) {
				ok <- msg
			},
			OnAlert: func(p *peer.Peer, msg *wire.MsgAlert) {
				ok <- msg
			},
			OnMemPool: func(p *peer.Peer, msg *wire.MsgMemPool) {
				ok <- msg
			},
			OnTx: func(p *peer.Peer, msg *wire.MsgTx) {
				ok <- msg
			},
			OnBlock: func(p *peer.Peer, msg *wire.MsgBlock, buf []byte) {
				ok <- msg
			},
			OnInv: func(p *peer.Peer, msg *wire.MsgInv) {
				ok <- msg
			},
			OnHeaders: func(p *peer.Peer, msg *wire.MsgHeaders) {
				ok <- msg
			},
			OnNotFound: func(p *peer.Peer, msg *wire.MsgNotFound) {
				ok <- msg
			},
			OnGetData: func(p *peer.Peer, msg *wire.MsgGetData) {
				ok <- msg
			},
			OnGetBlocks: func(p *peer.Peer, msg *wire.MsgGetBlocks) {
				ok <- msg
			},
			OnGetHeaders: func(p *peer.Peer, msg *wire.MsgGetHeaders) {
				ok <- msg
			},
			OnFilterAdd: func(p *peer.Peer, msg *wire.MsgFilterAdd) {
				ok <- msg
			},
			OnFilterClear: func(p *peer.Peer, msg *wire.MsgFilterClear) {
				ok <- msg
			},
			OnFilterLoad: func(p *peer.Peer, msg *wire.MsgFilterLoad) {
				ok <- msg
			},
			OnMerkleBlock: func(p *peer.Peer, msg *wire.MsgMerkleBlock) {
				ok <- msg
			},
			OnVersion: func(p *peer.Peer, msg *wire.MsgVersion) {
				ok <- msg
			},
			OnVerAck: func(p *peer.Peer, msg *wire.MsgVerAck) {
				verack <- struct{}{}
			},
			OnReject: func(p *peer.Peer, msg *wire.MsgReject) {
				ok <- msg
			},
		},
		UserAgentName:    "peer",
		UserAgentVersion: "1.0",
		ChainParams:      &chaincfg.MainNetParams,
		Services:         wire.SFNodeBloom,
	}
	inConn, outConn := pipe(
		&conn{raddr: "10.0.0.1:8333"},
		&conn{raddr: "10.0.0.2:8333"},
	)
	inPeer := peer.NewInboundPeer(peerCfg, inConn)
	err := inPeer.Start()
	if err != nil {
		t.Errorf("TestPeerListeners: unexpected err %v\n", err)
		return
	}
	peerCfg.Listeners = peer.MessageListeners{
		OnVerAck: func(p *peer.Peer, msg *wire.MsgVerAck) {
			verack <- struct{}{}
		},
	}
	outPeer, err := peer.NewOutboundPeer(peerCfg, "10.0.0.1:8333")
	if err != nil {
		t.Errorf("NewOutboundPeer: unexpected err %v\n", err)
		return
	}
	if err := outPeer.Connect(outConn); err != nil {
		t.Errorf("TestPeerListeners: unexpected err %v\n", err)
		return
	}
	for i := 0; i < 2; i++ {
		select {
		case <-verack:
		case <-time.After(time.Second * 1):
			t.Errorf("TestPeerListeners: verack timeout\n")
			return
		}
	}

	tests := []struct {
		listener string
		msg      wire.Message
	}{
		{
			"OnGetAddr",
			wire.NewMsgGetAddr(),
		},
		{
			"OnAddr",
			wire.NewMsgAddr(),
		},
		{
			"OnPing",
			wire.NewMsgPing(42),
		},
		{
			"OnPong",
			wire.NewMsgPong(42),
		},
		{
			"OnAlert",
			wire.NewMsgAlert([]byte("payload"), []byte("signature")),
		},
		{
			"OnMemPool",
			wire.NewMsgMemPool(),
		},
		{
			"OnTx",
			wire.NewMsgTx(),
		},
		{
			"OnBlock",
			wire.NewMsgBlock(wire.NewBlockHeader(&wire.ShaHash{}, &wire.ShaHash{}, 1, 1)),
		},
		{
			"OnInv",
			wire.NewMsgInv(),
		},
		{
			"OnHeaders",
			wire.NewMsgHeaders(),
		},
		{
			"OnNotFound",
			wire.NewMsgNotFound(),
		},
		{
			"OnGetData",
			wire.NewMsgGetData(),
		},
		{
			"OnGetBlocks",
			wire.NewMsgGetBlocks(&wire.ShaHash{}),
		},
		{
			"OnGetHeaders",
			wire.NewMsgGetHeaders(),
		},
		{
			"OnFilterAdd",
			wire.NewMsgFilterAdd([]byte{0x01}),
		},
		{
			"OnFilterClear",
			wire.NewMsgFilterClear(),
		},
		{
			"OnFilterLoad",
			wire.NewMsgFilterLoad([]byte{0x01}, 10, 0, wire.BloomUpdateNone),
		},
		{
			"OnMerkleBlock",
			wire.NewMsgMerkleBlock(wire.NewBlockHeader(&wire.ShaHash{}, &wire.ShaHash{}, 1, 1)),
		},
		// only one version message is allowed
		// only one verack message is allowed
		{
			"OnMsgReject",
			wire.NewMsgReject("block", wire.RejectDuplicate, "dupe block"),
		},
	}
	t.Logf("Running %d tests", len(tests))
	for _, test := range tests {
		// Queue the test message
		outPeer.QueueMessage(test.msg, nil)
		select {
		case <-ok:
		case <-time.After(time.Second * 1):
			t.Errorf("TestPeerListeners: %s timeout", test.listener)
			return
		}
	}
	inPeer.Shutdown()
	outPeer.Shutdown()
}