|
package state_test
|
|
|
|
import (
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/mock"
|
|
"github.com/stretchr/testify/require"
|
|
|
|
abci "github.com/tendermint/tendermint/abci/types"
|
|
"github.com/tendermint/tendermint/crypto/ed25519"
|
|
"github.com/tendermint/tendermint/crypto/tmhash"
|
|
"github.com/tendermint/tendermint/libs/log"
|
|
memmock "github.com/tendermint/tendermint/mempool/mock"
|
|
tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
|
|
sm "github.com/tendermint/tendermint/state"
|
|
"github.com/tendermint/tendermint/state/mocks"
|
|
"github.com/tendermint/tendermint/types"
|
|
tmtime "github.com/tendermint/tendermint/types/time"
|
|
)
|
|
|
|
const validationTestsStopHeight int64 = 10
|
|
|
|
func TestValidateBlockHeader(t *testing.T) {
|
|
proxyApp := newTestApp()
|
|
require.NoError(t, proxyApp.Start())
|
|
defer proxyApp.Stop() //nolint:errcheck // ignore for tests
|
|
|
|
state, stateDB, privVals := makeState(3, 1)
|
|
stateStore := sm.NewStore(stateDB)
|
|
blockExec := sm.NewBlockExecutor(
|
|
stateStore,
|
|
log.TestingLogger(),
|
|
proxyApp.Consensus(),
|
|
memmock.Mempool{},
|
|
sm.EmptyEvidencePool{},
|
|
)
|
|
lastCommit := types.NewCommit(0, 0, types.BlockID{}, nil)
|
|
|
|
// some bad values
|
|
wrongHash := tmhash.Sum([]byte("this hash is wrong"))
|
|
wrongVersion1 := state.Version.Consensus
|
|
wrongVersion1.Block += 2
|
|
wrongVersion2 := state.Version.Consensus
|
|
wrongVersion2.App += 2
|
|
|
|
// Manipulation of any header field causes failure.
|
|
testCases := []struct {
|
|
name string
|
|
malleateBlock func(block *types.Block)
|
|
}{
|
|
{"Version wrong1", func(block *types.Block) { block.Version = wrongVersion1 }},
|
|
{"Version wrong2", func(block *types.Block) { block.Version = wrongVersion2 }},
|
|
{"ChainID wrong", func(block *types.Block) { block.ChainID = "not-the-real-one" }},
|
|
{"Height wrong", func(block *types.Block) { block.Height += 10 }},
|
|
{"Time wrong", func(block *types.Block) { block.Time = block.Time.Add(-time.Second * 1) }},
|
|
{"Time wrong 2", func(block *types.Block) { block.Time = block.Time.Add(time.Second * 1) }},
|
|
|
|
{"LastBlockID wrong", func(block *types.Block) { block.LastBlockID.PartSetHeader.Total += 10 }},
|
|
{"LastCommitHash wrong", func(block *types.Block) { block.LastCommitHash = wrongHash }},
|
|
{"DataHash wrong", func(block *types.Block) { block.DataHash = wrongHash }},
|
|
|
|
{"ValidatorsHash wrong", func(block *types.Block) { block.ValidatorsHash = wrongHash }},
|
|
{"NextValidatorsHash wrong", func(block *types.Block) { block.NextValidatorsHash = wrongHash }},
|
|
{"ConsensusHash wrong", func(block *types.Block) { block.ConsensusHash = wrongHash }},
|
|
{"AppHash wrong", func(block *types.Block) { block.AppHash = wrongHash }},
|
|
{"LastResultsHash wrong", func(block *types.Block) { block.LastResultsHash = wrongHash }},
|
|
|
|
{"EvidenceHash wrong", func(block *types.Block) { block.EvidenceHash = wrongHash }},
|
|
{"Proposer wrong", func(block *types.Block) { block.ProposerAddress = ed25519.GenPrivKey().PubKey().Address() }},
|
|
{"Proposer invalid", func(block *types.Block) { block.ProposerAddress = []byte("wrong size") }},
|
|
|
|
{"first LastCommit contains signatures", func(block *types.Block) {
|
|
block.LastCommit = types.NewCommit(0, 0, types.BlockID{}, []types.CommitSig{types.NewCommitSigAbsent()})
|
|
block.LastCommitHash = block.LastCommit.Hash()
|
|
}},
|
|
}
|
|
|
|
// Build up state for multiple heights
|
|
for height := int64(1); height < validationTestsStopHeight; height++ {
|
|
proposerAddr := state.Validators.GetProposer().Address
|
|
/*
|
|
Invalid blocks don't pass
|
|
*/
|
|
for _, tc := range testCases {
|
|
block, _ := state.MakeBlock(height, makeTxs(height), lastCommit, nil, proposerAddr)
|
|
tc.malleateBlock(block)
|
|
err := blockExec.ValidateBlock(state, block)
|
|
t.Logf("%s: %v", tc.name, err)
|
|
require.Error(t, err, tc.name)
|
|
}
|
|
|
|
/*
|
|
A good block passes
|
|
*/
|
|
var err error
|
|
state, _, lastCommit, err = makeAndCommitGoodBlock(state, height, lastCommit, proposerAddr, blockExec, privVals, nil)
|
|
require.NoError(t, err, "height %d", height)
|
|
}
|
|
|
|
nextHeight := validationTestsStopHeight
|
|
block, _ := state.MakeBlock(
|
|
nextHeight,
|
|
makeTxs(nextHeight),
|
|
lastCommit,
|
|
nil,
|
|
state.Validators.GetProposer().Address,
|
|
)
|
|
state.InitialHeight = nextHeight + 1
|
|
err := blockExec.ValidateBlock(state, block)
|
|
require.Error(t, err, "expected an error when state is ahead of block")
|
|
assert.Contains(t, err.Error(), "lower than initial height")
|
|
}
|
|
|
|
func TestValidateBlockCommit(t *testing.T) {
|
|
proxyApp := newTestApp()
|
|
require.NoError(t, proxyApp.Start())
|
|
defer proxyApp.Stop() //nolint:errcheck // ignore for tests
|
|
|
|
state, stateDB, privVals := makeState(1, 1)
|
|
stateStore := sm.NewStore(stateDB)
|
|
blockExec := sm.NewBlockExecutor(
|
|
stateStore,
|
|
log.TestingLogger(),
|
|
proxyApp.Consensus(),
|
|
memmock.Mempool{},
|
|
sm.EmptyEvidencePool{},
|
|
)
|
|
lastCommit := types.NewCommit(0, 0, types.BlockID{}, nil)
|
|
wrongSigsCommit := types.NewCommit(1, 0, types.BlockID{}, nil)
|
|
badPrivVal := types.NewMockPV()
|
|
|
|
for height := int64(1); height < validationTestsStopHeight; height++ {
|
|
proposerAddr := state.Validators.GetProposer().Address
|
|
if height > 1 {
|
|
/*
|
|
#2589: ensure state.LastValidators.VerifyCommit fails here
|
|
*/
|
|
// should be height-1 instead of height
|
|
wrongHeightVote, err := types.MakeVote(
|
|
height,
|
|
state.LastBlockID,
|
|
state.Validators,
|
|
privVals[proposerAddr.String()],
|
|
chainID,
|
|
time.Now(),
|
|
)
|
|
require.NoError(t, err, "height %d", height)
|
|
wrongHeightCommit := types.NewCommit(
|
|
wrongHeightVote.Height,
|
|
wrongHeightVote.Round,
|
|
state.LastBlockID,
|
|
[]types.CommitSig{wrongHeightVote.CommitSig()},
|
|
)
|
|
block, _ := state.MakeBlock(height, makeTxs(height), wrongHeightCommit, nil, proposerAddr)
|
|
err = blockExec.ValidateBlock(state, block)
|
|
_, isErrInvalidCommitHeight := err.(types.ErrInvalidCommitHeight)
|
|
require.True(t, isErrInvalidCommitHeight, "expected ErrInvalidCommitHeight at height %d but got: %v", height, err)
|
|
|
|
/*
|
|
#2589: test len(block.LastCommit.Signatures) == state.LastValidators.Size()
|
|
*/
|
|
block, _ = state.MakeBlock(height, makeTxs(height), wrongSigsCommit, nil, proposerAddr)
|
|
err = blockExec.ValidateBlock(state, block)
|
|
_, isErrInvalidCommitSignatures := err.(types.ErrInvalidCommitSignatures)
|
|
require.True(t, isErrInvalidCommitSignatures,
|
|
"expected ErrInvalidCommitSignatures at height %d, but got: %v",
|
|
height,
|
|
err,
|
|
)
|
|
}
|
|
|
|
/*
|
|
A good block passes
|
|
*/
|
|
var err error
|
|
var blockID types.BlockID
|
|
state, blockID, lastCommit, err = makeAndCommitGoodBlock(
|
|
state,
|
|
height,
|
|
lastCommit,
|
|
proposerAddr,
|
|
blockExec,
|
|
privVals,
|
|
nil,
|
|
)
|
|
require.NoError(t, err, "height %d", height)
|
|
|
|
/*
|
|
wrongSigsCommit is fine except for the extra bad precommit
|
|
*/
|
|
goodVote, err := types.MakeVote(height,
|
|
blockID,
|
|
state.Validators,
|
|
privVals[proposerAddr.String()],
|
|
chainID,
|
|
time.Now(),
|
|
)
|
|
require.NoError(t, err, "height %d", height)
|
|
|
|
bpvPubKey, err := badPrivVal.GetPubKey()
|
|
require.NoError(t, err)
|
|
|
|
badVote := &types.Vote{
|
|
ValidatorAddress: bpvPubKey.Address(),
|
|
ValidatorIndex: 0,
|
|
Height: height,
|
|
Round: 0,
|
|
Timestamp: tmtime.Now(),
|
|
Type: tmproto.PrecommitType,
|
|
BlockID: blockID,
|
|
}
|
|
|
|
g := goodVote.ToProto()
|
|
b := badVote.ToProto()
|
|
|
|
err = badPrivVal.SignVote(chainID, g)
|
|
require.NoError(t, err, "height %d", height)
|
|
err = badPrivVal.SignVote(chainID, b)
|
|
require.NoError(t, err, "height %d", height)
|
|
|
|
goodVote.Signature, badVote.Signature = g.Signature, b.Signature
|
|
|
|
wrongSigsCommit = types.NewCommit(goodVote.Height, goodVote.Round,
|
|
blockID, []types.CommitSig{goodVote.CommitSig(), badVote.CommitSig()})
|
|
}
|
|
}
|
|
|
|
func TestValidateBlockEvidence(t *testing.T) {
|
|
proxyApp := newTestApp()
|
|
require.NoError(t, proxyApp.Start())
|
|
defer proxyApp.Stop() //nolint:errcheck // ignore for tests
|
|
|
|
state, stateDB, privVals := makeState(4, 1)
|
|
stateStore := sm.NewStore(stateDB)
|
|
defaultEvidenceTime := time.Date(2019, 1, 1, 0, 0, 0, 0, time.UTC)
|
|
|
|
evpool := &mocks.EvidencePool{}
|
|
evpool.On("CheckEvidence", mock.AnythingOfType("types.EvidenceList")).Return(nil)
|
|
evpool.On("Update", mock.AnythingOfType("state.State"), mock.AnythingOfType("types.EvidenceList")).Return()
|
|
evpool.On("ABCIEvidence", mock.AnythingOfType("int64"), mock.AnythingOfType("[]types.Evidence")).Return(
|
|
[]abci.Evidence{})
|
|
|
|
state.ConsensusParams.Evidence.MaxBytes = 1000
|
|
blockExec := sm.NewBlockExecutor(
|
|
stateStore,
|
|
log.TestingLogger(),
|
|
proxyApp.Consensus(),
|
|
memmock.Mempool{},
|
|
evpool,
|
|
)
|
|
lastCommit := types.NewCommit(0, 0, types.BlockID{}, nil)
|
|
|
|
for height := int64(1); height < validationTestsStopHeight; height++ {
|
|
proposerAddr := state.Validators.GetProposer().Address
|
|
maxBytesEvidence := state.ConsensusParams.Evidence.MaxBytes
|
|
if height > 1 {
|
|
/*
|
|
A block with too much evidence fails
|
|
*/
|
|
evidence := make([]types.Evidence, 0)
|
|
var currentBytes int64 = 0
|
|
// more bytes than the maximum allowed for evidence
|
|
for currentBytes <= maxBytesEvidence {
|
|
newEv := types.NewMockDuplicateVoteEvidenceWithValidator(height, time.Now(),
|
|
privVals[proposerAddr.String()], chainID)
|
|
evidence = append(evidence, newEv)
|
|
currentBytes += int64(len(newEv.Bytes()))
|
|
}
|
|
block, _ := state.MakeBlock(height, makeTxs(height), lastCommit, evidence, proposerAddr)
|
|
err := blockExec.ValidateBlock(state, block)
|
|
if assert.Error(t, err) {
|
|
_, ok := err.(*types.ErrEvidenceOverflow)
|
|
require.True(t, ok, "expected error to be of type ErrEvidenceOverflow at height %d but got %v", height, err)
|
|
}
|
|
}
|
|
|
|
/*
|
|
A good block with several pieces of good evidence passes
|
|
*/
|
|
evidence := make([]types.Evidence, 0)
|
|
var currentBytes int64 = 0
|
|
// precisely the amount of allowed evidence
|
|
for {
|
|
newEv := types.NewMockDuplicateVoteEvidenceWithValidator(height, defaultEvidenceTime,
|
|
privVals[proposerAddr.String()], chainID)
|
|
currentBytes += int64(len(newEv.Bytes()))
|
|
if currentBytes >= maxBytesEvidence {
|
|
break
|
|
}
|
|
evidence = append(evidence, newEv)
|
|
}
|
|
|
|
var err error
|
|
state, _, lastCommit, err = makeAndCommitGoodBlock(
|
|
state,
|
|
height,
|
|
lastCommit,
|
|
proposerAddr,
|
|
blockExec,
|
|
privVals,
|
|
evidence,
|
|
)
|
|
require.NoError(t, err, "height %d", height)
|
|
}
|
|
}
|