Exemplo n.º 1
0
func TestPeerSend(t *testing.T) {
	// Start a tester and execute the handshake
	tester, err := startTestPeerInited()
	if err != nil {
		t.Fatalf("failed to start initialized peer: %v", err)
	}
	defer tester.stream.Close()

	// Construct a message and inject into the tester
	message := NewMessage([]byte("peer broadcast test message"))
	envelope, err := message.Wrap(DefaultPoW, Options{
		TTL: DefaultTTL,
	})
	if err != nil {
		t.Fatalf("failed to wrap message: %v", err)
	}
	if err := tester.client.Send(envelope); err != nil {
		t.Fatalf("failed to send message: %v", err)
	}
	// Check that the message is eventually forwarded
	payload := []interface{}{envelope}
	if err := p2p.ExpectMsg(tester.stream, messagesCode, payload); err != nil {
		t.Fatalf("message mismatch: %v", err)
	}
	// Make sure that even with a re-insert, an empty batch is received
	if err := tester.client.Send(envelope); err != nil {
		t.Fatalf("failed to send message: %v", err)
	}
	if err := p2p.ExpectMsg(tester.stream, messagesCode, []interface{}{}); err != nil {
		t.Fatalf("message mismatch: %v", err)
	}
}
Exemplo n.º 2
0
func TestPeerMessageExpiration(t *testing.T) {
	// Start a tester and execute the handshake
	tester, err := startTestPeerInited()
	if err != nil {
		t.Fatalf("failed to start initialized peer: %v", err)
	}
	defer tester.stream.Close()

	// Fetch the peer instance for later inspection
	tester.client.peerMu.RLock()
	if peers := len(tester.client.peers); peers != 1 {
		t.Fatalf("peer pool size mismatch: have %v, want %v", peers, 1)
	}
	var peer *peer
	for peer, _ = range tester.client.peers {
		break
	}
	tester.client.peerMu.RUnlock()

	// Construct a message and pass it through the tester
	message := NewMessage([]byte("peer test message"))
	envelope, err := message.Wrap(DefaultPoW, Options{
		TTL: time.Second,
	})
	if err != nil {
		t.Fatalf("failed to wrap message: %v", err)
	}
	if err := tester.client.Send(envelope); err != nil {
		t.Fatalf("failed to send message: %v", err)
	}
	payload := []interface{}{envelope}
	if err := p2p.ExpectMsg(tester.stream, messagesCode, payload); err != nil {
		t.Fatalf("message mismatch: %v", err)
	}
	// Check that the message is inside the cache
	if !peer.known.Has(envelope.Hash()) {
		t.Fatalf("message not found in cache")
	}
	// Discard messages until expiration and check cache again
	exp := time.Now().Add(time.Second + expirationCycle)
	for time.Now().Before(exp) {
		if err := p2p.ExpectMsg(tester.stream, messagesCode, []interface{}{}); err != nil {
			t.Fatalf("message mismatch: %v", err)
		}
	}
	if peer.known.Has(envelope.Hash()) {
		t.Fatalf("message not expired from cache")
	}
}
Exemplo n.º 3
0
func TestPeerHandshakeSuccess(t *testing.T) {
	tester := startTestPeer()

	// Wait for and check the handshake
	if err := p2p.ExpectMsg(tester.stream, statusCode, []uint64{protocolVersion}); err != nil {
		t.Fatalf("status message mismatch: %v", err)
	}
	// Send a valid handshake status and make sure connection stays live
	if err := p2p.SendItems(tester.stream, statusCode, protocolVersion); err != nil {
		t.Fatalf("failed to send status: %v", err)
	}
	select {
	case <-tester.termed:
		t.Fatalf("valid handshake disconnected")

	case <-time.After(100 * time.Millisecond):
	}
	// Clean up the test
	tester.stream.Close()

	select {
	case <-tester.termed:
	case <-time.After(time.Second):
		t.Fatalf("local close timed out")
	}
}
Exemplo n.º 4
0
func startTestPeerInited() (*testPeer, error) {
	peer := startTestPeer()

	if err := p2p.ExpectMsg(peer.stream, statusCode, []uint64{protocolVersion}); err != nil {
		peer.stream.Close()
		return nil, err
	}
	if err := p2p.SendItems(peer.stream, statusCode, protocolVersion); err != nil {
		peer.stream.Close()
		return nil, err
	}
	return peer, nil
}
Exemplo n.º 5
0
func TestPeerStatusMessage(t *testing.T) {
	tester := startTestPeer()

	// Wait for the handshake status message and check it
	if err := p2p.ExpectMsg(tester.stream, statusCode, []uint64{protocolVersion}); err != nil {
		t.Fatalf("status message mismatch: %v", err)
	}
	// Terminate the node
	tester.stream.Close()

	select {
	case <-tester.termed:
	case <-time.After(time.Second):
		t.Fatalf("local close timed out")
	}
}
Exemplo n.º 6
0
func (p *testPeer) handshake(t *testing.T) {
	td, currentBlock, genesis := p.pm.chainman.Status()
	msg := &statusData{
		ProtocolVersion: uint32(p.pm.protVer),
		NetworkId:       uint32(p.pm.netId),
		TD:              td,
		CurrentBlock:    currentBlock,
		GenesisBlock:    genesis,
	}
	if err := p2p.ExpectMsg(p, StatusMsg, msg); err != nil {
		t.Fatalf("status recv: %v", err)
	}
	if err := p2p.Send(p, StatusMsg, msg); err != nil {
		t.Fatalf("status send: %v", err)
	}
}
Exemplo n.º 7
0
func TestPeerHandshakeFail(t *testing.T) {
	tester := startTestPeer()

	// Wait for and check the handshake
	if err := p2p.ExpectMsg(tester.stream, statusCode, []uint64{protocolVersion}); err != nil {
		t.Fatalf("status message mismatch: %v", err)
	}
	// Send an invalid handshake status and verify disconnect
	if err := p2p.SendItems(tester.stream, messagesCode); err != nil {
		t.Fatalf("failed to send malformed status: %v", err)
	}
	select {
	case <-tester.termed:
	case <-time.After(time.Second):
		t.Fatalf("remote close timed out")
	}
}