mirror of
https://github.com/nspcc-dev/neo-go.git
synced 2024-12-11 15:30:07 +00:00
1093 lines
33 KiB
Go
1093 lines
33 KiB
Go
package network
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import (
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"errors"
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"fmt"
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"math/big"
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"net"
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"strconv"
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atomic2 "sync/atomic"
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"testing"
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"time"
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"github.com/nspcc-dev/neo-go/internal/fakechain"
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"github.com/nspcc-dev/neo-go/internal/random"
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"github.com/nspcc-dev/neo-go/pkg/config"
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"github.com/nspcc-dev/neo-go/pkg/consensus"
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"github.com/nspcc-dev/neo-go/pkg/core"
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"github.com/nspcc-dev/neo-go/pkg/core/block"
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"github.com/nspcc-dev/neo-go/pkg/core/interop"
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"github.com/nspcc-dev/neo-go/pkg/core/mpt"
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"github.com/nspcc-dev/neo-go/pkg/core/transaction"
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"github.com/nspcc-dev/neo-go/pkg/network/capability"
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"github.com/nspcc-dev/neo-go/pkg/network/payload"
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"github.com/nspcc-dev/neo-go/pkg/util"
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"github.com/nspcc-dev/neo-go/pkg/vm/opcode"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"go.uber.org/atomic"
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"go.uber.org/zap/zaptest"
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)
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type fakeConsensus struct {
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started atomic.Bool
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stopped atomic.Bool
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payloads []*payload.Extensible
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txs []*transaction.Transaction
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}
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var _ consensus.Service = (*fakeConsensus)(nil)
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func (f *fakeConsensus) Name() string { return "fake" }
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func (f *fakeConsensus) Start() { f.started.Store(true) }
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func (f *fakeConsensus) Shutdown() { f.stopped.Store(true) }
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func (f *fakeConsensus) OnPayload(p *payload.Extensible) error {
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f.payloads = append(f.payloads, p)
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return nil
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}
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func (f *fakeConsensus) OnTransaction(tx *transaction.Transaction) { f.txs = append(f.txs, tx) }
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func (f *fakeConsensus) GetPayload(h util.Uint256) *payload.Extensible { panic("implement me") }
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func TestNewServer(t *testing.T) {
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bc := &fakechain.FakeChain{ProtocolConfiguration: config.ProtocolConfiguration{
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P2PStateExchangeExtensions: true,
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StateRootInHeader: true,
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}}
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s, err := newServerFromConstructors(ServerConfig{}, bc, new(fakechain.FakeStateSync), nil, newFakeTransp, newTestDiscovery)
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require.Error(t, err)
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t.Run("set defaults", func(t *testing.T) {
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s = newTestServer(t, ServerConfig{MinPeers: -1})
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require.True(t, s.ID() != 0)
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require.Equal(t, defaultMinPeers, s.ServerConfig.MinPeers)
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require.Equal(t, defaultMaxPeers, s.ServerConfig.MaxPeers)
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require.Equal(t, defaultAttemptConnPeers, s.ServerConfig.AttemptConnPeers)
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})
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t.Run("don't defaults", func(t *testing.T) {
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cfg := ServerConfig{
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MinPeers: 1,
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MaxPeers: 2,
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AttemptConnPeers: 3,
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}
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s = newTestServer(t, cfg)
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require.True(t, s.ID() != 0)
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require.Equal(t, 1, s.ServerConfig.MinPeers)
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require.Equal(t, 2, s.ServerConfig.MaxPeers)
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require.Equal(t, 3, s.ServerConfig.AttemptConnPeers)
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})
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}
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func startWithChannel(s *Server) chan error {
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ch := make(chan error)
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go func() {
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s.Start(ch)
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close(ch)
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}()
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return ch
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}
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func TestServerStartAndShutdown(t *testing.T) {
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t.Run("no consensus", func(t *testing.T) {
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s := newTestServer(t, ServerConfig{})
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ch := startWithChannel(s)
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p := newLocalPeer(t, s)
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s.register <- p
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require.Eventually(t, func() bool { return 1 == s.PeerCount() }, time.Second, time.Millisecond*10)
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assert.True(t, s.transport.(*fakeTransp).started.Load())
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assert.Nil(t, s.txCallback)
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s.Shutdown()
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<-ch
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require.True(t, s.transport.(*fakeTransp).closed.Load())
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err, ok := p.droppedWith.Load().(error)
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require.True(t, ok)
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require.True(t, errors.Is(err, errServerShutdown))
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})
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t.Run("with consensus", func(t *testing.T) {
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s := newTestServer(t, ServerConfig{})
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cons := new(fakeConsensus)
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s.AddConsensusService(cons, cons.OnPayload, cons.OnTransaction)
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ch := startWithChannel(s)
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p := newLocalPeer(t, s)
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s.register <- p
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assert.True(t, s.services["fake"].(*fakeConsensus).started.Load())
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s.Shutdown()
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<-ch
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require.True(t, s.services["fake"].(*fakeConsensus).stopped.Load())
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})
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}
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func TestServerRegisterPeer(t *testing.T) {
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const peerCount = 3
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s := newTestServer(t, ServerConfig{MaxPeers: 2})
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ps := make([]*localPeer, peerCount)
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for i := range ps {
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ps[i] = newLocalPeer(t, s)
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ps[i].netaddr.Port = i + 1
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}
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startWithCleanup(t, s)
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s.register <- ps[0]
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require.Eventually(t, func() bool { return 1 == s.PeerCount() }, time.Second, time.Millisecond*10)
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s.register <- ps[1]
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require.Eventually(t, func() bool { return 2 == s.PeerCount() }, time.Second, time.Millisecond*10)
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require.Equal(t, 0, len(s.discovery.UnconnectedPeers()))
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s.register <- ps[2]
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require.Eventually(t, func() bool { return len(s.discovery.UnconnectedPeers()) > 0 }, time.Second, time.Millisecond*100)
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index := -1
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addrs := s.discovery.UnconnectedPeers()
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for _, addr := range addrs {
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for j := range ps {
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if ps[j].PeerAddr().String() == addr {
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index = j
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break
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}
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}
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}
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require.True(t, index >= 0)
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err, ok := ps[index].droppedWith.Load().(error)
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require.True(t, ok)
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require.True(t, errors.Is(err, errMaxPeers))
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index = (index + 1) % peerCount
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s.unregister <- peerDrop{ps[index], errIdenticalID}
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require.Eventually(t, func() bool {
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bad := s.BadPeers()
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for i := range bad {
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if bad[i] == ps[index].PeerAddr().String() {
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return true
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}
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}
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return false
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}, time.Second, time.Millisecond*50)
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}
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func TestGetBlocksByIndex(t *testing.T) {
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testGetBlocksByIndex(t, CMDGetBlockByIndex)
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}
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func testGetBlocksByIndex(t *testing.T, cmd CommandType) {
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s := newTestServer(t, ServerConfig{Port: 0, UserAgent: "/test/"})
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start := s.chain.BlockHeight()
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if cmd == CMDGetHeaders {
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start = s.chain.HeaderHeight()
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s.stateSync.(*fakechain.FakeStateSync).RequestHeaders.Store(true)
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}
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ps := make([]*localPeer, 10)
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expectsCmd := make([]CommandType, 10)
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expectedHeight := make([][]uint32, 10)
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for i := range ps {
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i := i
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ps[i] = newLocalPeer(t, s)
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ps[i].messageHandler = func(t *testing.T, msg *Message) {
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require.Equal(t, expectsCmd[i], msg.Command)
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if expectsCmd[i] == cmd {
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p, ok := msg.Payload.(*payload.GetBlockByIndex)
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require.True(t, ok)
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require.Contains(t, expectedHeight[i], p.IndexStart)
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expectsCmd[i] = CMDPong
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} else if expectsCmd[i] == CMDPong {
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expectsCmd[i] = cmd
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}
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}
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expectsCmd[i] = cmd
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expectedHeight[i] = []uint32{start + 1}
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}
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go s.transport.Accept()
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nonce := uint32(0)
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checkPingRespond := func(t *testing.T, peerIndex int, peerHeight uint32, hs ...uint32) {
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nonce++
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expectedHeight[peerIndex] = hs
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require.NoError(t, s.handlePing(ps[peerIndex], payload.NewPing(peerHeight, nonce)))
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}
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// Send all requests for all chunks.
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checkPingRespond(t, 0, 5000, 1)
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checkPingRespond(t, 1, 5000, 1+payload.MaxHashesCount)
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checkPingRespond(t, 2, 5000, 1+2*payload.MaxHashesCount)
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checkPingRespond(t, 3, 5000, 1+3*payload.MaxHashesCount)
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// Receive some blocks.
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s.chain.(*fakechain.FakeChain).Blockheight = 2123
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// Minimum chunk has priority.
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checkPingRespond(t, 5, 5000, 2124)
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checkPingRespond(t, 6, 5000, 2624)
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// Request minimal height for peers behind.
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checkPingRespond(t, 7, 3100, 2124)
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checkPingRespond(t, 8, 5000, 3124)
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checkPingRespond(t, 9, 5000, 3624)
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// Request random height after that.
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checkPingRespond(t, 1, 5000, 2124, 2624, 3124, 3624)
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checkPingRespond(t, 2, 5000, 2124, 2624, 3124, 3624)
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checkPingRespond(t, 3, 5000, 2124, 2624, 3124, 3624)
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}
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func TestSendVersion(t *testing.T) {
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var (
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s = newTestServer(t, ServerConfig{Port: 0, UserAgent: "/test/"})
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p = newLocalPeer(t, s)
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)
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// we need to set listener at least to handle dynamic port correctly
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s.transport.Accept()
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p.messageHandler = func(t *testing.T, msg *Message) {
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// listener is already set, so Address() gives us proper address with port
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_, p, err := net.SplitHostPort(s.transport.Address())
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assert.NoError(t, err)
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port, err := strconv.ParseUint(p, 10, 16)
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assert.NoError(t, err)
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assert.Equal(t, CMDVersion, msg.Command)
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assert.IsType(t, msg.Payload, &payload.Version{})
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version := msg.Payload.(*payload.Version)
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assert.NotZero(t, version.Nonce)
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assert.Equal(t, 1, len(version.Capabilities))
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assert.ElementsMatch(t, []capability.Capability{
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{
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Type: capability.TCPServer,
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Data: &capability.Server{
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Port: uint16(port),
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},
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},
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}, version.Capabilities)
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assert.Equal(t, uint32(0), version.Version)
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assert.Equal(t, []byte("/test/"), version.UserAgent)
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}
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require.NoError(t, p.SendVersion())
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}
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// Server should reply with a verack after receiving a valid version.
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func TestVerackAfterHandleVersionCmd(t *testing.T) {
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var (
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s = newTestServer(t, ServerConfig{})
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p = newLocalPeer(t, s)
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)
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na, _ := net.ResolveTCPAddr("tcp", "0.0.0.0:3000")
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p.netaddr = *na
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// Should have a verack
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p.messageHandler = func(t *testing.T, msg *Message) {
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assert.Equal(t, CMDVerack, msg.Command)
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}
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capabilities := []capability.Capability{
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{
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Type: capability.FullNode,
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Data: &capability.Node{
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StartHeight: 0,
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},
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},
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{
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Type: capability.TCPServer,
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Data: &capability.Server{
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Port: 3000,
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},
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},
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}
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version := payload.NewVersion(0, 1337, "/NEO-GO/", capabilities)
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require.NoError(t, s.handleVersionCmd(p, version))
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}
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// Server should not reply with a verack after receiving a
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// invalid version and disconnects the peer.
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func TestServerNotSendsVerack(t *testing.T) {
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var (
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s = newTestServer(t, ServerConfig{MaxPeers: 10, Net: 56753})
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p = newLocalPeer(t, s)
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p2 = newLocalPeer(t, s)
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)
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s.id = 1
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finished := make(chan struct{})
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go func() {
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s.run()
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close(finished)
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}()
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t.Cleanup(func() {
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// close via quit as server was started via `run()`, not `Start()`
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close(s.quit)
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<-finished
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})
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na, _ := net.ResolveTCPAddr("tcp", "0.0.0.0:3000")
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p.netaddr = *na
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p2.netaddr = *na
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s.register <- p
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capabilities := []capability.Capability{
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{
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Type: capability.FullNode,
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Data: &capability.Node{
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StartHeight: 0,
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},
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},
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{
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Type: capability.TCPServer,
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Data: &capability.Server{
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Port: 3000,
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},
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},
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}
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// identical id's
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version := payload.NewVersion(56753, 1, "/NEO-GO/", capabilities)
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err := s.handleVersionCmd(p, version)
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assert.NotNil(t, err)
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assert.Equal(t, errIdenticalID, err)
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// Different IDs, but also different magics
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version.Nonce = 2
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version.Magic = 56752
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err = s.handleVersionCmd(p, version)
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assert.NotNil(t, err)
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assert.Equal(t, errInvalidNetwork, err)
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// Different IDs and same network, make handshake pass.
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version.Magic = 56753
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require.NoError(t, s.handleVersionCmd(p, version))
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require.NoError(t, p.HandleVersionAck())
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require.Equal(t, true, p.Handshaked())
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// Second handshake from the same peer should fail.
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s.register <- p2
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err = s.handleVersionCmd(p2, version)
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assert.NotNil(t, err)
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require.Equal(t, errAlreadyConnected, err)
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}
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func (s *Server) testHandleMessage(t *testing.T, p Peer, cmd CommandType, pl payload.Payload) *Server {
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if p == nil {
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p = newLocalPeer(t, s)
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p.(*localPeer).handshaked = true
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}
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msg := NewMessage(cmd, pl)
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require.NoError(t, s.handleMessage(p, msg))
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return s
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}
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func startTestServer(t *testing.T, protocolCfg ...func(*config.ProtocolConfiguration)) *Server {
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var s *Server
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srvCfg := ServerConfig{Port: 0, UserAgent: "/test/"}
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if protocolCfg != nil {
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s = newTestServerWithCustomCfg(t, srvCfg, protocolCfg[0])
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} else {
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s = newTestServer(t, srvCfg)
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}
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startWithCleanup(t, s)
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return s
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}
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func startWithCleanup(t *testing.T, s *Server) {
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ch := startWithChannel(s)
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t.Cleanup(func() {
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s.Shutdown()
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<-ch
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})
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}
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func TestBlock(t *testing.T) {
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s := startTestServer(t)
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atomic2.StoreUint32(&s.chain.(*fakechain.FakeChain).Blockheight, 12344)
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require.Equal(t, uint32(12344), s.chain.BlockHeight())
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b := block.New(false)
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b.Index = 12345
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s.testHandleMessage(t, nil, CMDBlock, b)
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require.Eventually(t, func() bool { return s.chain.BlockHeight() == 12345 }, 2*time.Second, time.Millisecond*500)
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}
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func TestConsensus(t *testing.T) {
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s := newTestServer(t, ServerConfig{})
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cons := new(fakeConsensus)
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s.AddConsensusService(cons, cons.OnPayload, cons.OnTransaction)
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startWithCleanup(t, s)
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atomic2.StoreUint32(&s.chain.(*fakechain.FakeChain).Blockheight, 4)
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p := newLocalPeer(t, s)
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p.handshaked = true
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s.register <- p
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require.Eventually(t, func() bool { return 1 == s.PeerCount() }, time.Second, time.Millisecond*10)
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newConsensusMessage := func(start, end uint32) *Message {
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pl := payload.NewExtensible()
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pl.Category = payload.ConsensusCategory
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pl.ValidBlockStart = start
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pl.ValidBlockEnd = end
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return NewMessage(CMDExtensible, pl)
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}
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s.chain.(*fakechain.FakeChain).VerifyWitnessF = func() (int64, error) { return 0, errors.New("invalid") }
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msg := newConsensusMessage(0, s.chain.BlockHeight()+1)
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require.Error(t, s.handleMessage(p, msg))
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s.chain.(*fakechain.FakeChain).VerifyWitnessF = func() (int64, error) { return 0, nil }
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require.NoError(t, s.handleMessage(p, msg))
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require.Contains(t, s.services["fake"].(*fakeConsensus).payloads, msg.Payload.(*payload.Extensible))
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t.Run("small ValidUntilBlockEnd", func(t *testing.T) {
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t.Run("current height", func(t *testing.T) {
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msg := newConsensusMessage(0, s.chain.BlockHeight())
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require.NoError(t, s.handleMessage(p, msg))
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require.NotContains(t, s.services["fake"].(*fakeConsensus).payloads, msg.Payload.(*payload.Extensible))
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})
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t.Run("invalid", func(t *testing.T) {
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msg := newConsensusMessage(0, s.chain.BlockHeight()-1)
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require.Error(t, s.handleMessage(p, msg))
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})
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})
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t.Run("big ValidUntiLBlockStart", func(t *testing.T) {
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msg := newConsensusMessage(s.chain.BlockHeight()+1, s.chain.BlockHeight()+2)
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require.Error(t, s.handleMessage(p, msg))
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})
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}
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|
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func TestTransaction(t *testing.T) {
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s := newTestServer(t, ServerConfig{})
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cons := new(fakeConsensus)
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s.AddConsensusService(cons, cons.OnPayload, cons.OnTransaction)
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startWithCleanup(t, s)
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|
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t.Run("good", func(t *testing.T) {
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tx := newDummyTx()
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p := newLocalPeer(t, s)
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p.isFullNode = true
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p.messageHandler = func(t *testing.T, msg *Message) {
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if msg.Command == CMDInv {
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inv := msg.Payload.(*payload.Inventory)
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require.Equal(t, payload.TXType, inv.Type)
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require.Equal(t, []util.Uint256{tx.Hash()}, inv.Hashes)
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}
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}
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s.register <- p
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s.testHandleMessage(t, nil, CMDTX, tx)
|
|
require.Contains(t, s.services["fake"].(*fakeConsensus).txs, tx)
|
|
})
|
|
t.Run("bad", func(t *testing.T) {
|
|
tx := newDummyTx()
|
|
s.chain.(*fakechain.FakeChain).PoolTxF = func(*transaction.Transaction) error { return core.ErrInsufficientFunds }
|
|
s.testHandleMessage(t, nil, CMDTX, tx)
|
|
require.Contains(t, s.services["fake"].(*fakeConsensus).txs, tx) // Consensus receives everything.
|
|
})
|
|
}
|
|
|
|
func (s *Server) testHandleGetData(t *testing.T, invType payload.InventoryType, hs, notFound []util.Uint256, found payload.Payload) {
|
|
var recvResponse atomic.Bool
|
|
var recvNotFound atomic.Bool
|
|
|
|
p := newLocalPeer(t, s)
|
|
p.handshaked = true
|
|
p.messageHandler = func(t *testing.T, msg *Message) {
|
|
switch msg.Command {
|
|
case CMDTX, CMDBlock, CMDExtensible, CMDP2PNotaryRequest:
|
|
require.Equal(t, found, msg.Payload)
|
|
recvResponse.Store(true)
|
|
case CMDNotFound:
|
|
require.Equal(t, notFound, msg.Payload.(*payload.Inventory).Hashes)
|
|
recvNotFound.Store(true)
|
|
}
|
|
}
|
|
|
|
s.testHandleMessage(t, p, CMDGetData, payload.NewInventory(invType, hs))
|
|
|
|
require.Eventually(t, func() bool { return recvResponse.Load() }, 2*time.Second, time.Millisecond)
|
|
require.Eventually(t, func() bool { return recvNotFound.Load() }, 2*time.Second, time.Millisecond)
|
|
}
|
|
|
|
func TestGetData(t *testing.T) {
|
|
s := startTestServer(t)
|
|
s.chain.(*fakechain.FakeChain).UtilityTokenBalance = big.NewInt(1000000)
|
|
|
|
t.Run("block", func(t *testing.T) {
|
|
b := newDummyBlock(2, 0)
|
|
hs := []util.Uint256{random.Uint256(), b.Hash(), random.Uint256()}
|
|
s.chain.(*fakechain.FakeChain).PutBlock(b)
|
|
notFound := []util.Uint256{hs[0], hs[2]}
|
|
s.testHandleGetData(t, payload.BlockType, hs, notFound, b)
|
|
})
|
|
t.Run("transaction", func(t *testing.T) {
|
|
tx := newDummyTx()
|
|
hs := []util.Uint256{random.Uint256(), tx.Hash(), random.Uint256()}
|
|
s.chain.(*fakechain.FakeChain).PutTx(tx)
|
|
notFound := []util.Uint256{hs[0], hs[2]}
|
|
s.testHandleGetData(t, payload.TXType, hs, notFound, tx)
|
|
})
|
|
t.Run("p2pNotaryRequest", func(t *testing.T) {
|
|
mainTx := &transaction.Transaction{
|
|
Attributes: []transaction.Attribute{{Type: transaction.NotaryAssistedT, Value: &transaction.NotaryAssisted{NKeys: 1}}},
|
|
Script: []byte{0, 1, 2},
|
|
ValidUntilBlock: 123,
|
|
Signers: []transaction.Signer{{Account: random.Uint160()}},
|
|
Scripts: []transaction.Witness{{InvocationScript: []byte{1, 2, 3}, VerificationScript: []byte{1, 2, 3}}},
|
|
}
|
|
mainTx.Size()
|
|
mainTx.Hash()
|
|
fallbackTx := &transaction.Transaction{
|
|
Script: []byte{1, 2, 3},
|
|
ValidUntilBlock: 123,
|
|
Attributes: []transaction.Attribute{
|
|
{Type: transaction.NotValidBeforeT, Value: &transaction.NotValidBefore{Height: 123}},
|
|
{Type: transaction.ConflictsT, Value: &transaction.Conflicts{Hash: mainTx.Hash()}},
|
|
{Type: transaction.NotaryAssistedT, Value: &transaction.NotaryAssisted{NKeys: 0}},
|
|
},
|
|
Signers: []transaction.Signer{{Account: random.Uint160()}, {Account: random.Uint160()}},
|
|
Scripts: []transaction.Witness{{InvocationScript: append([]byte{byte(opcode.PUSHDATA1), 64}, make([]byte, 64)...), VerificationScript: make([]byte, 0)}, {InvocationScript: []byte{}, VerificationScript: []byte{}}},
|
|
}
|
|
fallbackTx.Size()
|
|
fallbackTx.Hash()
|
|
r := &payload.P2PNotaryRequest{
|
|
MainTransaction: mainTx,
|
|
FallbackTransaction: fallbackTx,
|
|
Witness: transaction.Witness{
|
|
InvocationScript: []byte{1, 2, 3},
|
|
VerificationScript: []byte{1, 2, 3},
|
|
},
|
|
}
|
|
r.Hash()
|
|
require.NoError(t, s.notaryRequestPool.Add(r.FallbackTransaction, s.chain, r))
|
|
hs := []util.Uint256{random.Uint256(), r.FallbackTransaction.Hash(), random.Uint256()}
|
|
notFound := []util.Uint256{hs[0], hs[2]}
|
|
s.testHandleGetData(t, payload.P2PNotaryRequestType, hs, notFound, r)
|
|
})
|
|
}
|
|
|
|
func initGetBlocksTest(t *testing.T) (*Server, []*block.Block) {
|
|
s := startTestServer(t)
|
|
|
|
var blocks []*block.Block
|
|
for i := uint32(12); i <= 15; i++ {
|
|
b := newDummyBlock(i, 3)
|
|
s.chain.(*fakechain.FakeChain).PutBlock(b)
|
|
blocks = append(blocks, b)
|
|
}
|
|
return s, blocks
|
|
}
|
|
|
|
func TestGetBlocks(t *testing.T) {
|
|
s, blocks := initGetBlocksTest(t)
|
|
|
|
expected := make([]util.Uint256, len(blocks))
|
|
for i := range blocks {
|
|
expected[i] = blocks[i].Hash()
|
|
}
|
|
var actual []util.Uint256
|
|
p := newLocalPeer(t, s)
|
|
p.handshaked = true
|
|
p.messageHandler = func(t *testing.T, msg *Message) {
|
|
if msg.Command == CMDInv {
|
|
actual = msg.Payload.(*payload.Inventory).Hashes
|
|
}
|
|
}
|
|
|
|
t.Run("2", func(t *testing.T) {
|
|
s.testHandleMessage(t, p, CMDGetBlocks, &payload.GetBlocks{HashStart: expected[0], Count: 2})
|
|
require.Equal(t, expected[1:3], actual)
|
|
})
|
|
t.Run("-1", func(t *testing.T) {
|
|
s.testHandleMessage(t, p, CMDGetBlocks, &payload.GetBlocks{HashStart: expected[0], Count: -1})
|
|
require.Equal(t, expected[1:], actual)
|
|
})
|
|
t.Run("invalid start", func(t *testing.T) {
|
|
msg := NewMessage(CMDGetBlocks, &payload.GetBlocks{HashStart: util.Uint256{}, Count: -1})
|
|
require.Error(t, s.handleMessage(p, msg))
|
|
})
|
|
}
|
|
|
|
func TestGetBlockByIndex(t *testing.T) {
|
|
s, blocks := initGetBlocksTest(t)
|
|
|
|
var expected []*block.Block
|
|
var actual []*block.Block
|
|
p := newLocalPeer(t, s)
|
|
p.handshaked = true
|
|
p.messageHandler = func(t *testing.T, msg *Message) {
|
|
if msg.Command == CMDBlock {
|
|
actual = append(actual, msg.Payload.(*block.Block))
|
|
if len(actual) == len(expected) {
|
|
require.Equal(t, expected, actual)
|
|
}
|
|
}
|
|
}
|
|
|
|
t.Run("2", func(t *testing.T) {
|
|
actual = nil
|
|
expected = blocks[:2]
|
|
s.testHandleMessage(t, p, CMDGetBlockByIndex, &payload.GetBlockByIndex{IndexStart: blocks[0].Index, Count: 2})
|
|
})
|
|
t.Run("-1", func(t *testing.T) {
|
|
actual = nil
|
|
expected = blocks
|
|
s.testHandleMessage(t, p, CMDGetBlockByIndex, &payload.GetBlockByIndex{IndexStart: blocks[0].Index, Count: -1})
|
|
})
|
|
t.Run("-1, last header", func(t *testing.T) {
|
|
s.chain.(*fakechain.FakeChain).PutHeader(newDummyBlock(16, 2))
|
|
actual = nil
|
|
expected = blocks
|
|
s.testHandleMessage(t, p, CMDGetBlockByIndex, &payload.GetBlockByIndex{IndexStart: blocks[0].Index, Count: -1})
|
|
})
|
|
}
|
|
|
|
func TestGetHeaders(t *testing.T) {
|
|
s, blocks := initGetBlocksTest(t)
|
|
|
|
expected := make([]*block.Header, len(blocks))
|
|
for i := range blocks {
|
|
expected[i] = &blocks[i].Header
|
|
}
|
|
|
|
var actual *payload.Headers
|
|
p := newLocalPeer(t, s)
|
|
p.handshaked = true
|
|
p.messageHandler = func(t *testing.T, msg *Message) {
|
|
if msg.Command == CMDHeaders {
|
|
actual = msg.Payload.(*payload.Headers)
|
|
}
|
|
}
|
|
|
|
t.Run("2", func(t *testing.T) {
|
|
actual = nil
|
|
s.testHandleMessage(t, p, CMDGetHeaders, &payload.GetBlockByIndex{IndexStart: blocks[0].Index, Count: 2})
|
|
require.Equal(t, expected[:2], actual.Hdrs)
|
|
})
|
|
t.Run("more, than we have", func(t *testing.T) {
|
|
actual = nil
|
|
s.testHandleMessage(t, p, CMDGetHeaders, &payload.GetBlockByIndex{IndexStart: blocks[0].Index, Count: 10})
|
|
require.Equal(t, expected, actual.Hdrs)
|
|
})
|
|
t.Run("-1", func(t *testing.T) {
|
|
actual = nil
|
|
s.testHandleMessage(t, p, CMDGetHeaders, &payload.GetBlockByIndex{IndexStart: blocks[0].Index, Count: -1})
|
|
require.Equal(t, expected, actual.Hdrs)
|
|
})
|
|
t.Run("no headers", func(t *testing.T) {
|
|
actual = nil
|
|
s.testHandleMessage(t, p, CMDGetHeaders, &payload.GetBlockByIndex{IndexStart: 123, Count: -1})
|
|
require.Nil(t, actual)
|
|
})
|
|
t.Run("distribute requests between peers", func(t *testing.T) {
|
|
testGetBlocksByIndex(t, CMDGetHeaders)
|
|
})
|
|
}
|
|
|
|
func TestInv(t *testing.T) {
|
|
s := startTestServer(t)
|
|
s.chain.(*fakechain.FakeChain).UtilityTokenBalance = big.NewInt(10000000)
|
|
|
|
var actual []util.Uint256
|
|
p := newLocalPeer(t, s)
|
|
p.handshaked = true
|
|
p.messageHandler = func(t *testing.T, msg *Message) {
|
|
if msg.Command == CMDGetData {
|
|
actual = msg.Payload.(*payload.Inventory).Hashes
|
|
}
|
|
}
|
|
|
|
t.Run("blocks", func(t *testing.T) {
|
|
b := newDummyBlock(10, 3)
|
|
s.chain.(*fakechain.FakeChain).PutBlock(b)
|
|
hs := []util.Uint256{random.Uint256(), b.Hash(), random.Uint256()}
|
|
s.testHandleMessage(t, p, CMDInv, &payload.Inventory{
|
|
Type: payload.BlockType,
|
|
Hashes: hs,
|
|
})
|
|
require.Equal(t, []util.Uint256{hs[0], hs[2]}, actual)
|
|
})
|
|
t.Run("transaction", func(t *testing.T) {
|
|
tx := newDummyTx()
|
|
require.NoError(t, s.chain.GetMemPool().Add(tx, s.chain))
|
|
hs := []util.Uint256{random.Uint256(), tx.Hash(), random.Uint256()}
|
|
s.testHandleMessage(t, p, CMDInv, &payload.Inventory{
|
|
Type: payload.TXType,
|
|
Hashes: hs,
|
|
})
|
|
require.Equal(t, []util.Uint256{hs[0], hs[2]}, actual)
|
|
})
|
|
t.Run("extensible", func(t *testing.T) {
|
|
ep := payload.NewExtensible()
|
|
s.chain.(*fakechain.FakeChain).VerifyWitnessF = func() (int64, error) { return 0, nil }
|
|
ep.ValidBlockEnd = s.chain.(*fakechain.FakeChain).BlockHeight() + 1
|
|
ok, err := s.extensiblePool.Add(ep)
|
|
require.NoError(t, err)
|
|
require.True(t, ok)
|
|
s.testHandleMessage(t, p, CMDInv, &payload.Inventory{
|
|
Type: payload.ExtensibleType,
|
|
Hashes: []util.Uint256{ep.Hash()},
|
|
})
|
|
})
|
|
t.Run("p2pNotaryRequest", func(t *testing.T) {
|
|
fallbackTx := transaction.New(random.Bytes(100), 123)
|
|
fallbackTx.Signers = []transaction.Signer{{Account: random.Uint160()}, {Account: random.Uint160()}}
|
|
fallbackTx.Size()
|
|
fallbackTx.Hash()
|
|
r := &payload.P2PNotaryRequest{
|
|
MainTransaction: newDummyTx(),
|
|
FallbackTransaction: fallbackTx,
|
|
}
|
|
require.NoError(t, s.notaryRequestPool.Add(r.FallbackTransaction, s.chain, r))
|
|
hs := []util.Uint256{random.Uint256(), r.FallbackTransaction.Hash(), random.Uint256()}
|
|
s.testHandleMessage(t, p, CMDInv, &payload.Inventory{
|
|
Type: payload.P2PNotaryRequestType,
|
|
Hashes: hs,
|
|
})
|
|
require.Equal(t, []util.Uint256{hs[0], hs[2]}, actual)
|
|
})
|
|
}
|
|
|
|
func TestHandleGetMPTData(t *testing.T) {
|
|
t.Run("P2PStateExchange extensions off", func(t *testing.T) {
|
|
s := startTestServer(t)
|
|
p := newLocalPeer(t, s)
|
|
p.handshaked = true
|
|
msg := NewMessage(CMDGetMPTData, &payload.MPTInventory{
|
|
Hashes: []util.Uint256{{1, 2, 3}},
|
|
})
|
|
require.Error(t, s.handleMessage(p, msg))
|
|
})
|
|
|
|
check := func(t *testing.T, s *Server) {
|
|
var recvResponse atomic.Bool
|
|
r1 := random.Uint256()
|
|
r2 := random.Uint256()
|
|
r3 := random.Uint256()
|
|
node := []byte{1, 2, 3}
|
|
s.stateSync.(*fakechain.FakeStateSync).TraverseFunc = func(root util.Uint256, process func(node mpt.Node, nodeBytes []byte) bool) error {
|
|
if !(root.Equals(r1) || root.Equals(r2)) {
|
|
t.Fatal("unexpected root")
|
|
}
|
|
require.False(t, process(mpt.NewHashNode(r3), node))
|
|
return nil
|
|
}
|
|
found := &payload.MPTData{
|
|
Nodes: [][]byte{node}, // no duplicates expected
|
|
}
|
|
p := newLocalPeer(t, s)
|
|
p.handshaked = true
|
|
p.messageHandler = func(t *testing.T, msg *Message) {
|
|
switch msg.Command {
|
|
case CMDMPTData:
|
|
require.Equal(t, found, msg.Payload)
|
|
recvResponse.Store(true)
|
|
}
|
|
}
|
|
hs := []util.Uint256{r1, r2}
|
|
s.testHandleMessage(t, p, CMDGetMPTData, payload.NewMPTInventory(hs))
|
|
|
|
require.Eventually(t, recvResponse.Load, time.Second, time.Millisecond)
|
|
}
|
|
t.Run("KeepOnlyLatestState on", func(t *testing.T) {
|
|
s := startTestServer(t, func(c *config.ProtocolConfiguration) {
|
|
c.P2PStateExchangeExtensions = true
|
|
c.KeepOnlyLatestState = true
|
|
})
|
|
check(t, s)
|
|
})
|
|
|
|
t.Run("good", func(t *testing.T) {
|
|
s := startTestServer(t, func(c *config.ProtocolConfiguration) {
|
|
c.P2PStateExchangeExtensions = true
|
|
})
|
|
check(t, s)
|
|
})
|
|
}
|
|
|
|
func TestHandleMPTData(t *testing.T) {
|
|
t.Run("P2PStateExchange extensions off", func(t *testing.T) {
|
|
s := startTestServer(t)
|
|
p := newLocalPeer(t, s)
|
|
p.handshaked = true
|
|
msg := NewMessage(CMDMPTData, &payload.MPTData{
|
|
Nodes: [][]byte{{1, 2, 3}},
|
|
})
|
|
require.Error(t, s.handleMessage(p, msg))
|
|
})
|
|
|
|
t.Run("good", func(t *testing.T) {
|
|
expected := [][]byte{{1, 2, 3}, {2, 3, 4}}
|
|
s := newTestServer(t, ServerConfig{Port: 0, UserAgent: "/test/"})
|
|
s.config.P2PStateExchangeExtensions = true
|
|
s.stateSync = &fakechain.FakeStateSync{
|
|
AddMPTNodesFunc: func(nodes [][]byte) error {
|
|
require.Equal(t, expected, nodes)
|
|
return nil
|
|
},
|
|
}
|
|
startWithCleanup(t, s)
|
|
|
|
p := newLocalPeer(t, s)
|
|
p.handshaked = true
|
|
msg := NewMessage(CMDMPTData, &payload.MPTData{
|
|
Nodes: expected,
|
|
})
|
|
require.NoError(t, s.handleMessage(p, msg))
|
|
})
|
|
}
|
|
|
|
func TestRequestMPTNodes(t *testing.T) {
|
|
s := startTestServer(t)
|
|
|
|
var actual []util.Uint256
|
|
p := newLocalPeer(t, s)
|
|
p.handshaked = true
|
|
p.messageHandler = func(t *testing.T, msg *Message) {
|
|
if msg.Command == CMDGetMPTData {
|
|
actual = append(actual, msg.Payload.(*payload.MPTInventory).Hashes...)
|
|
}
|
|
}
|
|
s.register <- p
|
|
s.register <- p // ensure previous send was handled
|
|
|
|
t.Run("no hashes, no message", func(t *testing.T) {
|
|
actual = nil
|
|
require.NoError(t, s.requestMPTNodes(p, nil))
|
|
require.Nil(t, actual)
|
|
})
|
|
t.Run("good, small", func(t *testing.T) {
|
|
actual = nil
|
|
expected := []util.Uint256{random.Uint256(), random.Uint256()}
|
|
require.NoError(t, s.requestMPTNodes(p, expected))
|
|
require.Equal(t, expected, actual)
|
|
})
|
|
t.Run("good, exactly one chunk", func(t *testing.T) {
|
|
actual = nil
|
|
expected := make([]util.Uint256, payload.MaxMPTHashesCount)
|
|
for i := range expected {
|
|
expected[i] = random.Uint256()
|
|
}
|
|
require.NoError(t, s.requestMPTNodes(p, expected))
|
|
require.Equal(t, expected, actual)
|
|
})
|
|
t.Run("good, too large chunk", func(t *testing.T) {
|
|
actual = nil
|
|
expected := make([]util.Uint256, payload.MaxMPTHashesCount+1)
|
|
for i := range expected {
|
|
expected[i] = random.Uint256()
|
|
}
|
|
require.NoError(t, s.requestMPTNodes(p, expected))
|
|
require.Equal(t, expected[:payload.MaxMPTHashesCount], actual)
|
|
})
|
|
}
|
|
|
|
func TestRequestTx(t *testing.T) {
|
|
s := startTestServer(t)
|
|
|
|
var actual []util.Uint256
|
|
p := newLocalPeer(t, s)
|
|
p.handshaked = true
|
|
p.messageHandler = func(t *testing.T, msg *Message) {
|
|
if msg.Command == CMDGetData {
|
|
actual = append(actual, msg.Payload.(*payload.Inventory).Hashes...)
|
|
}
|
|
}
|
|
s.register <- p
|
|
s.register <- p // ensure previous send was handled
|
|
|
|
t.Run("no hashes, no message", func(t *testing.T) {
|
|
actual = nil
|
|
s.RequestTx()
|
|
require.Nil(t, actual)
|
|
})
|
|
t.Run("good, small", func(t *testing.T) {
|
|
actual = nil
|
|
expected := []util.Uint256{random.Uint256(), random.Uint256()}
|
|
s.RequestTx(expected...)
|
|
require.Equal(t, expected, actual)
|
|
})
|
|
t.Run("good, exactly one chunk", func(t *testing.T) {
|
|
actual = nil
|
|
expected := make([]util.Uint256, payload.MaxHashesCount)
|
|
for i := range expected {
|
|
expected[i] = random.Uint256()
|
|
}
|
|
s.RequestTx(expected...)
|
|
require.Equal(t, expected, actual)
|
|
})
|
|
t.Run("good, multiple chunks", func(t *testing.T) {
|
|
actual = nil
|
|
expected := make([]util.Uint256, payload.MaxHashesCount*2+payload.MaxHashesCount/2)
|
|
for i := range expected {
|
|
expected[i] = random.Uint256()
|
|
}
|
|
s.RequestTx(expected...)
|
|
require.Equal(t, expected, actual)
|
|
})
|
|
}
|
|
|
|
func TestAddrs(t *testing.T) {
|
|
s := startTestServer(t)
|
|
|
|
ips := make([][16]byte, 4)
|
|
copy(ips[0][:], net.IPv4(1, 2, 3, 4))
|
|
copy(ips[1][:], net.IPv4(7, 8, 9, 0))
|
|
for i := range ips[2] {
|
|
ips[2][i] = byte(i)
|
|
}
|
|
|
|
p := newLocalPeer(t, s)
|
|
p.handshaked = true
|
|
p.getAddrSent = 1
|
|
pl := &payload.AddressList{
|
|
Addrs: []*payload.AddressAndTime{
|
|
{
|
|
IP: ips[0],
|
|
Capabilities: capability.Capabilities{{
|
|
Type: capability.TCPServer,
|
|
Data: &capability.Server{Port: 12},
|
|
}},
|
|
},
|
|
{
|
|
IP: ips[1],
|
|
Capabilities: capability.Capabilities{},
|
|
},
|
|
{
|
|
IP: ips[2],
|
|
Capabilities: capability.Capabilities{{
|
|
Type: capability.TCPServer,
|
|
Data: &capability.Server{Port: 42},
|
|
}},
|
|
},
|
|
},
|
|
}
|
|
s.testHandleMessage(t, p, CMDAddr, pl)
|
|
|
|
addrs := s.discovery.(*testDiscovery).backfill
|
|
require.Equal(t, 2, len(addrs))
|
|
require.Equal(t, "1.2.3.4:12", addrs[0])
|
|
require.Equal(t, net.JoinHostPort(net.IP(ips[2][:]).String(), "42"), addrs[1])
|
|
|
|
t.Run("CMDAddr not requested", func(t *testing.T) {
|
|
msg := NewMessage(CMDAddr, pl)
|
|
require.Error(t, s.handleMessage(p, msg))
|
|
})
|
|
}
|
|
|
|
type feerStub struct {
|
|
blockHeight uint32
|
|
}
|
|
|
|
func (f feerStub) FeePerByte() int64 { return 1 }
|
|
func (f feerStub) GetUtilityTokenBalance(util.Uint160) *big.Int { return big.NewInt(100000000) }
|
|
func (f feerStub) BlockHeight() uint32 { return f.blockHeight }
|
|
func (f feerStub) P2PSigExtensionsEnabled() bool { return false }
|
|
func (f feerStub) GetBaseExecFee() int64 { return interop.DefaultBaseExecFee }
|
|
|
|
func TestMemPool(t *testing.T) {
|
|
s := startTestServer(t)
|
|
|
|
var actual []util.Uint256
|
|
p := newLocalPeer(t, s)
|
|
p.handshaked = true
|
|
p.messageHandler = func(t *testing.T, msg *Message) {
|
|
if msg.Command == CMDInv {
|
|
actual = append(actual, msg.Payload.(*payload.Inventory).Hashes...)
|
|
}
|
|
}
|
|
|
|
bc := s.chain.(*fakechain.FakeChain)
|
|
expected := make([]util.Uint256, 4)
|
|
for i := range expected {
|
|
tx := newDummyTx()
|
|
require.NoError(t, bc.Pool.Add(tx, &feerStub{blockHeight: 10}))
|
|
expected[i] = tx.Hash()
|
|
}
|
|
|
|
s.testHandleMessage(t, p, CMDMempool, payload.NullPayload{})
|
|
require.ElementsMatch(t, expected, actual)
|
|
}
|
|
|
|
func TestVerifyNotaryRequest(t *testing.T) {
|
|
bc := fakechain.NewFakeChain()
|
|
bc.MaxVerificationGAS = 10
|
|
bc.NotaryContractScriptHash = util.Uint160{1, 2, 3}
|
|
s, err := newServerFromConstructors(ServerConfig{}, bc, new(fakechain.FakeStateSync), zaptest.NewLogger(t), newFakeTransp, newTestDiscovery)
|
|
require.NoError(t, err)
|
|
newNotaryRequest := func() *payload.P2PNotaryRequest {
|
|
return &payload.P2PNotaryRequest{
|
|
MainTransaction: &transaction.Transaction{Script: []byte{0, 1, 2}},
|
|
FallbackTransaction: &transaction.Transaction{
|
|
ValidUntilBlock: 321,
|
|
Signers: []transaction.Signer{{Account: bc.NotaryContractScriptHash}, {Account: random.Uint160()}},
|
|
},
|
|
Witness: transaction.Witness{},
|
|
}
|
|
}
|
|
|
|
t.Run("bad payload witness", func(t *testing.T) {
|
|
bc.VerifyWitnessF = func() (int64, error) { return 0, errors.New("bad witness") }
|
|
require.Error(t, s.verifyNotaryRequest(nil, newNotaryRequest()))
|
|
})
|
|
|
|
t.Run("bad fallback sender", func(t *testing.T) {
|
|
bc.VerifyWitnessF = func() (int64, error) { return 0, nil }
|
|
r := newNotaryRequest()
|
|
r.FallbackTransaction.Signers[0] = transaction.Signer{Account: util.Uint160{7, 8, 9}}
|
|
require.Error(t, s.verifyNotaryRequest(nil, r))
|
|
})
|
|
|
|
t.Run("expired deposit", func(t *testing.T) {
|
|
r := newNotaryRequest()
|
|
bc.NotaryDepositExpiration = r.FallbackTransaction.ValidUntilBlock
|
|
require.Error(t, s.verifyNotaryRequest(nil, r))
|
|
})
|
|
|
|
t.Run("good", func(t *testing.T) {
|
|
r := newNotaryRequest()
|
|
bc.NotaryDepositExpiration = r.FallbackTransaction.ValidUntilBlock + 1
|
|
require.NoError(t, s.verifyNotaryRequest(nil, r))
|
|
})
|
|
}
|
|
|
|
func TestTryInitStateSync(t *testing.T) {
|
|
t.Run("module inactive", func(t *testing.T) {
|
|
s := startTestServer(t)
|
|
s.tryInitStateSync()
|
|
})
|
|
|
|
t.Run("module already initialized", func(t *testing.T) {
|
|
s := startTestServer(t)
|
|
ss := &fakechain.FakeStateSync{}
|
|
ss.IsActiveFlag.Store(true)
|
|
ss.IsInitializedFlag.Store(true)
|
|
s.stateSync = ss
|
|
s.tryInitStateSync()
|
|
})
|
|
|
|
t.Run("good", func(t *testing.T) {
|
|
s := startTestServer(t)
|
|
for _, h := range []uint32{10, 8, 7, 4, 11, 4} {
|
|
p := newLocalPeer(t, s)
|
|
p.handshaked = true
|
|
p.lastBlockIndex = h
|
|
s.register <- p
|
|
}
|
|
p := newLocalPeer(t, s)
|
|
p.handshaked = false // one disconnected peer to check it won't be taken into attention
|
|
p.lastBlockIndex = 5
|
|
s.register <- p
|
|
require.Eventually(t, func() bool { return 7 == s.PeerCount() }, time.Second, time.Millisecond*10)
|
|
|
|
var expectedH uint32 = 8 // median peer
|
|
ss := &fakechain.FakeStateSync{InitFunc: func(h uint32) error {
|
|
if h != expectedH {
|
|
return fmt.Errorf("invalid height: expected %d, got %d", expectedH, h)
|
|
}
|
|
return nil
|
|
}}
|
|
ss.IsActiveFlag.Store(true)
|
|
s.stateSync = ss
|
|
s.tryInitStateSync()
|
|
})
|
|
}
|