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522 lines
15 KiB
522 lines
15 KiB
package v2
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import (
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"net"
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"os"
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"sort"
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"sync"
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"testing"
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"time"
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"github.com/pkg/errors"
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"github.com/stretchr/testify/assert"
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dbm "github.com/tendermint/tm-db"
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abci "github.com/tendermint/tendermint/abci/types"
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"github.com/tendermint/tendermint/behaviour"
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cfg "github.com/tendermint/tendermint/config"
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"github.com/tendermint/tendermint/libs/log"
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"github.com/tendermint/tendermint/libs/service"
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"github.com/tendermint/tendermint/mock"
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"github.com/tendermint/tendermint/p2p"
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"github.com/tendermint/tendermint/p2p/conn"
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"github.com/tendermint/tendermint/proxy"
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sm "github.com/tendermint/tendermint/state"
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"github.com/tendermint/tendermint/store"
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"github.com/tendermint/tendermint/types"
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tmtime "github.com/tendermint/tendermint/types/time"
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)
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type mockPeer struct {
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service.Service
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id p2p.ID
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}
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func (mp mockPeer) FlushStop() {}
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func (mp mockPeer) ID() p2p.ID { return mp.id }
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func (mp mockPeer) RemoteIP() net.IP { return net.IP{} }
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func (mp mockPeer) RemoteAddr() net.Addr { return &net.TCPAddr{IP: mp.RemoteIP(), Port: 8800} }
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func (mp mockPeer) IsOutbound() bool { return true }
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func (mp mockPeer) IsPersistent() bool { return true }
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func (mp mockPeer) CloseConn() error { return nil }
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func (mp mockPeer) NodeInfo() p2p.NodeInfo {
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return p2p.DefaultNodeInfo{
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DefaultNodeID: "",
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ListenAddr: "",
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}
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}
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func (mp mockPeer) Status() conn.ConnectionStatus { return conn.ConnectionStatus{} }
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func (mp mockPeer) SocketAddr() *p2p.NetAddress { return &p2p.NetAddress{} }
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func (mp mockPeer) Send(byte, []byte) bool { return true }
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func (mp mockPeer) TrySend(byte, []byte) bool { return true }
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func (mp mockPeer) Set(string, interface{}) {}
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func (mp mockPeer) Get(string) interface{} { return struct{}{} }
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//nolint:unused
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type mockBlockStore struct {
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blocks map[int64]*types.Block
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}
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func (ml *mockBlockStore) Height() int64 {
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return int64(len(ml.blocks))
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}
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func (ml *mockBlockStore) LoadBlock(height int64) *types.Block {
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return ml.blocks[height]
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}
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func (ml *mockBlockStore) SaveBlock(block *types.Block, part *types.PartSet, commit *types.Commit) {
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ml.blocks[block.Height] = block
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}
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type mockBlockApplier struct {
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}
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// XXX: Add whitelist/blacklist?
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func (mba *mockBlockApplier) ApplyBlock(state sm.State, blockID types.BlockID, block *types.Block) (sm.State, error) {
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state.LastBlockHeight++
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return state, nil
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}
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type mockSwitchIo struct {
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mtx sync.Mutex
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switchedToConsensus bool
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numStatusResponse int
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numBlockResponse int
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numNoBlockResponse int
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}
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func (sio *mockSwitchIo) sendBlockRequest(peerID p2p.ID, height int64) error {
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return nil
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}
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func (sio *mockSwitchIo) sendStatusResponse(height int64, peerID p2p.ID) error {
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sio.mtx.Lock()
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defer sio.mtx.Unlock()
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sio.numStatusResponse++
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return nil
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}
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func (sio *mockSwitchIo) sendBlockToPeer(block *types.Block, peerID p2p.ID) error {
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sio.mtx.Lock()
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defer sio.mtx.Unlock()
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sio.numBlockResponse++
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return nil
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}
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func (sio *mockSwitchIo) sendBlockNotFound(height int64, peerID p2p.ID) error {
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sio.mtx.Lock()
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defer sio.mtx.Unlock()
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sio.numNoBlockResponse++
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return nil
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}
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func (sio *mockSwitchIo) trySwitchToConsensus(state sm.State, blocksSynced int) {
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sio.mtx.Lock()
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defer sio.mtx.Unlock()
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sio.switchedToConsensus = true
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}
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func (sio *mockSwitchIo) hasSwitchedToConsensus() bool {
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sio.mtx.Lock()
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defer sio.mtx.Unlock()
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return sio.switchedToConsensus
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}
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func (sio *mockSwitchIo) broadcastStatusRequest(height int64) {
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}
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type testReactorParams struct {
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logger log.Logger
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genDoc *types.GenesisDoc
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privVals []types.PrivValidator
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startHeight int64
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bufferSize int
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mockA bool
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}
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func newTestReactor(p testReactorParams) *BlockchainReactor {
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store, state, _ := newReactorStore(p.genDoc, p.privVals, p.startHeight)
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reporter := behaviour.NewMockReporter()
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var appl blockApplier
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if p.mockA {
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appl = &mockBlockApplier{}
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} else {
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app := &testApp{}
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cc := proxy.NewLocalClientCreator(app)
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proxyApp := proxy.NewAppConns(cc)
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err := proxyApp.Start()
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if err != nil {
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panic(errors.Wrap(err, "error start app"))
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}
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db := dbm.NewMemDB()
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appl = sm.NewBlockExecutor(db, p.logger, proxyApp.Consensus(), mock.Mempool{}, sm.MockEvidencePool{})
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sm.SaveState(db, state)
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}
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r := newReactor(state, store, reporter, appl, p.bufferSize)
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logger := log.TestingLogger()
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r.SetLogger(logger.With("module", "blockchain"))
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return r
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}
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// This test is left here and not deleted to retain the termination cases for
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// future improvement in [#4482](https://github.com/tendermint/tendermint/issues/4482).
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// func TestReactorTerminationScenarios(t *testing.T) {
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// config := cfg.ResetTestRoot("blockchain_reactor_v2_test")
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// defer os.RemoveAll(config.RootDir)
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// genDoc, privVals := randGenesisDoc(config.ChainID(), 1, false, 30)
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// refStore, _, _ := newReactorStore(genDoc, privVals, 20)
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// params := testReactorParams{
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// logger: log.TestingLogger(),
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// genDoc: genDoc,
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// privVals: privVals,
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// startHeight: 10,
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// bufferSize: 100,
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// mockA: true,
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// }
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// type testEvent struct {
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// evType string
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// peer string
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// height int64
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// }
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// tests := []struct {
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// name string
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// params testReactorParams
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// msgs []testEvent
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// }{
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// {
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// name: "simple termination on max peer height - one peer",
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// params: params,
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// msgs: []testEvent{
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// {evType: "AddPeer", peer: "P1"},
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// {evType: "ReceiveS", peer: "P1", height: 13},
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// {evType: "BlockReq"},
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// {evType: "ReceiveB", peer: "P1", height: 11},
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// {evType: "BlockReq"},
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// {evType: "BlockReq"},
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// {evType: "ReceiveB", peer: "P1", height: 12},
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// {evType: "Process"},
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// {evType: "ReceiveB", peer: "P1", height: 13},
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// {evType: "Process"},
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// },
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// },
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// {
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// name: "simple termination on max peer height - two peers",
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// params: params,
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// msgs: []testEvent{
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// {evType: "AddPeer", peer: "P1"},
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// {evType: "AddPeer", peer: "P2"},
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// {evType: "ReceiveS", peer: "P1", height: 13},
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// {evType: "ReceiveS", peer: "P2", height: 15},
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// {evType: "BlockReq"},
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// {evType: "BlockReq"},
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// {evType: "ReceiveB", peer: "P1", height: 11},
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// {evType: "ReceiveB", peer: "P2", height: 12},
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// {evType: "Process"},
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// {evType: "BlockReq"},
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// {evType: "BlockReq"},
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// {evType: "ReceiveB", peer: "P1", height: 13},
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// {evType: "Process"},
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// {evType: "ReceiveB", peer: "P2", height: 14},
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// {evType: "Process"},
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// {evType: "BlockReq"},
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// {evType: "ReceiveB", peer: "P2", height: 15},
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// {evType: "Process"},
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// },
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// },
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// {
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// name: "termination on max peer height - two peers, noBlock error",
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// params: params,
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// msgs: []testEvent{
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// {evType: "AddPeer", peer: "P1"},
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// {evType: "AddPeer", peer: "P2"},
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// {evType: "ReceiveS", peer: "P1", height: 13},
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// {evType: "ReceiveS", peer: "P2", height: 15},
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// {evType: "BlockReq"},
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// {evType: "BlockReq"},
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// {evType: "ReceiveNB", peer: "P1", height: 11},
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// {evType: "BlockReq"},
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// {evType: "ReceiveB", peer: "P2", height: 12},
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// {evType: "ReceiveB", peer: "P2", height: 11},
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// {evType: "Process"},
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// {evType: "BlockReq"},
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// {evType: "BlockReq"},
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// {evType: "ReceiveB", peer: "P2", height: 13},
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// {evType: "Process"},
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// {evType: "ReceiveB", peer: "P2", height: 14},
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// {evType: "Process"},
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// {evType: "BlockReq"},
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// {evType: "ReceiveB", peer: "P2", height: 15},
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// {evType: "Process"},
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// },
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// },
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// {
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// name: "termination on max peer height - two peers, remove one peer",
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// params: params,
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// msgs: []testEvent{
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// {evType: "AddPeer", peer: "P1"},
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// {evType: "AddPeer", peer: "P2"},
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// {evType: "ReceiveS", peer: "P1", height: 13},
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// {evType: "ReceiveS", peer: "P2", height: 15},
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// {evType: "BlockReq"},
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// {evType: "BlockReq"},
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// {evType: "RemovePeer", peer: "P1"},
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// {evType: "BlockReq"},
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// {evType: "ReceiveB", peer: "P2", height: 12},
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// {evType: "ReceiveB", peer: "P2", height: 11},
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// {evType: "Process"},
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// {evType: "BlockReq"},
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// {evType: "BlockReq"},
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// {evType: "ReceiveB", peer: "P2", height: 13},
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// {evType: "Process"},
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// {evType: "ReceiveB", peer: "P2", height: 14},
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// {evType: "Process"},
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// {evType: "BlockReq"},
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// {evType: "ReceiveB", peer: "P2", height: 15},
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// {evType: "Process"},
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// },
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// },
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// }
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// for _, tt := range tests {
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// tt := tt
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// t.Run(tt.name, func(t *testing.T) {
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// reactor := newTestReactor(params)
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// reactor.Start()
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// reactor.reporter = behaviour.NewMockReporter()
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// mockSwitch := &mockSwitchIo{switchedToConsensus: false}
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// reactor.io = mockSwitch
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// // time for go routines to start
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// time.Sleep(time.Millisecond)
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// for _, step := range tt.msgs {
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// switch step.evType {
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// case "AddPeer":
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// reactor.scheduler.send(bcAddNewPeer{peerID: p2p.ID(step.peer)})
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// case "RemovePeer":
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// reactor.scheduler.send(bcRemovePeer{peerID: p2p.ID(step.peer)})
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// case "ReceiveS":
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// reactor.scheduler.send(bcStatusResponse{
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// peerID: p2p.ID(step.peer),
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// height: step.height,
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// time: time.Now(),
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// })
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// case "ReceiveB":
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// reactor.scheduler.send(bcBlockResponse{
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// peerID: p2p.ID(step.peer),
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// block: refStore.LoadBlock(step.height),
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// size: 10,
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// time: time.Now(),
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// })
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// case "ReceiveNB":
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// reactor.scheduler.send(bcNoBlockResponse{
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// peerID: p2p.ID(step.peer),
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// height: step.height,
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// time: time.Now(),
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// })
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// case "BlockReq":
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// reactor.scheduler.send(rTrySchedule{time: time.Now()})
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// case "Process":
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// reactor.processor.send(rProcessBlock{})
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// }
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// // give time for messages to propagate between routines
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// time.Sleep(time.Millisecond)
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// }
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// // time for processor to finish and reactor to switch to consensus
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// time.Sleep(20 * time.Millisecond)
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// assert.True(t, mockSwitch.hasSwitchedToConsensus())
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// reactor.Stop()
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// })
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// }
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// }
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func TestReactorHelperMode(t *testing.T) {
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var (
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channelID = byte(0x40)
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)
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config := cfg.ResetTestRoot("blockchain_reactor_v2_test")
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defer os.RemoveAll(config.RootDir)
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genDoc, privVals := randGenesisDoc(config.ChainID(), 1, false, 30)
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params := testReactorParams{
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logger: log.TestingLogger(),
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genDoc: genDoc,
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privVals: privVals,
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startHeight: 20,
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bufferSize: 100,
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mockA: true,
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}
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type testEvent struct {
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peer string
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event interface{}
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}
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tests := []struct {
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name string
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params testReactorParams
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msgs []testEvent
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}{
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{
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name: "status request",
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params: params,
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msgs: []testEvent{
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{"P1", bcStatusRequestMessage{}},
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{"P1", bcBlockRequestMessage{Height: 13}},
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{"P1", bcBlockRequestMessage{Height: 20}},
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{"P1", bcBlockRequestMessage{Height: 22}},
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},
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},
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}
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for _, tt := range tests {
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tt := tt
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t.Run(tt.name, func(t *testing.T) {
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reactor := newTestReactor(params)
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reactor.Start()
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mockSwitch := &mockSwitchIo{switchedToConsensus: false}
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reactor.io = mockSwitch
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for i := 0; i < len(tt.msgs); i++ {
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step := tt.msgs[i]
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switch ev := step.event.(type) {
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case bcStatusRequestMessage:
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old := mockSwitch.numStatusResponse
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reactor.Receive(channelID, mockPeer{id: p2p.ID(step.peer)}, cdc.MustMarshalBinaryBare(ev))
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assert.Equal(t, old+1, mockSwitch.numStatusResponse)
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case bcBlockRequestMessage:
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if ev.Height > params.startHeight {
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old := mockSwitch.numNoBlockResponse
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reactor.Receive(channelID, mockPeer{id: p2p.ID(step.peer)}, cdc.MustMarshalBinaryBare(ev))
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assert.Equal(t, old+1, mockSwitch.numNoBlockResponse)
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} else {
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old := mockSwitch.numBlockResponse
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reactor.Receive(channelID, mockPeer{id: p2p.ID(step.peer)}, cdc.MustMarshalBinaryBare(ev))
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assert.Equal(t, old+1, mockSwitch.numBlockResponse)
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}
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}
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}
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reactor.Stop()
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})
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}
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}
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//----------------------------------------------
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// utility funcs
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func makeTxs(height int64) (txs []types.Tx) {
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for i := 0; i < 10; i++ {
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txs = append(txs, types.Tx([]byte{byte(height), byte(i)}))
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}
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return txs
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}
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func makeBlock(height int64, state sm.State, lastCommit *types.Commit) *types.Block {
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block, _ := state.MakeBlock(height, makeTxs(height), lastCommit, nil, state.Validators.GetProposer().Address)
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return block
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}
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type testApp struct {
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abci.BaseApplication
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}
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func randGenesisDoc(chainID string, numValidators int, randPower bool, minPower int64) (
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*types.GenesisDoc, []types.PrivValidator) {
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validators := make([]types.GenesisValidator, numValidators)
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privValidators := make([]types.PrivValidator, numValidators)
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for i := 0; i < numValidators; i++ {
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val, privVal := types.RandValidator(randPower, minPower)
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validators[i] = types.GenesisValidator{
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PubKey: val.PubKey,
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Power: val.VotingPower,
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}
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privValidators[i] = privVal
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}
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sort.Sort(types.PrivValidatorsByAddress(privValidators))
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return &types.GenesisDoc{
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GenesisTime: tmtime.Now(),
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ChainID: chainID,
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Validators: validators,
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}, privValidators
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}
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// Why are we importing the entire blockExecutor dependency graph here
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// when we have the facilities to
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func newReactorStore(
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genDoc *types.GenesisDoc,
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privVals []types.PrivValidator,
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maxBlockHeight int64) (*store.BlockStore, sm.State, *sm.BlockExecutor) {
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if len(privVals) != 1 {
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panic("only support one validator")
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}
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app := &testApp{}
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cc := proxy.NewLocalClientCreator(app)
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proxyApp := proxy.NewAppConns(cc)
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err := proxyApp.Start()
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if err != nil {
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panic(errors.Wrap(err, "error start app"))
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}
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stateDB := dbm.NewMemDB()
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blockStore := store.NewBlockStore(dbm.NewMemDB())
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state, err := sm.LoadStateFromDBOrGenesisDoc(stateDB, genDoc)
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if err != nil {
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panic(errors.Wrap(err, "error constructing state from genesis file"))
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}
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db := dbm.NewMemDB()
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blockExec := sm.NewBlockExecutor(db, log.TestingLogger(), proxyApp.Consensus(),
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mock.Mempool{}, sm.MockEvidencePool{})
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sm.SaveState(db, state)
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// add blocks in
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for blockHeight := int64(1); blockHeight <= maxBlockHeight; blockHeight++ {
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lastCommit := types.NewCommit(blockHeight-1, 0, types.BlockID{}, nil)
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if blockHeight > 1 {
|
|
lastBlockMeta := blockStore.LoadBlockMeta(blockHeight - 1)
|
|
lastBlock := blockStore.LoadBlock(blockHeight - 1)
|
|
vote, err := types.MakeVote(
|
|
lastBlock.Header.Height,
|
|
lastBlockMeta.BlockID,
|
|
state.Validators,
|
|
privVals[0],
|
|
lastBlock.Header.ChainID,
|
|
time.Now(),
|
|
)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
lastCommit = types.NewCommit(vote.Height, vote.Round,
|
|
lastBlockMeta.BlockID, []types.CommitSig{vote.CommitSig()})
|
|
}
|
|
|
|
thisBlock := makeBlock(blockHeight, state, lastCommit)
|
|
|
|
thisParts := thisBlock.MakePartSet(types.BlockPartSizeBytes)
|
|
blockID := types.BlockID{Hash: thisBlock.Hash(), PartsHeader: thisParts.Header()}
|
|
|
|
state, err = blockExec.ApplyBlock(state, blockID, thisBlock)
|
|
if err != nil {
|
|
panic(errors.Wrap(err, "error apply block"))
|
|
}
|
|
|
|
blockStore.SaveBlock(thisBlock, thisParts, lastCommit)
|
|
}
|
|
return blockStore, state, blockExec
|
|
}
|