package state_test
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
"testing"
|
|
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/require"
|
|
|
|
dbm "github.com/tendermint/tm-db"
|
|
|
|
abci "github.com/tendermint/tendermint/abci/types"
|
|
cfg "github.com/tendermint/tendermint/config"
|
|
"github.com/tendermint/tendermint/crypto"
|
|
"github.com/tendermint/tendermint/crypto/ed25519"
|
|
tmrand "github.com/tendermint/tendermint/libs/rand"
|
|
tmstate "github.com/tendermint/tendermint/proto/tendermint/state"
|
|
tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
|
|
sm "github.com/tendermint/tendermint/state"
|
|
"github.com/tendermint/tendermint/types"
|
|
)
|
|
|
|
func TestStoreLoadValidators(t *testing.T) {
|
|
stateDB := dbm.NewMemDB()
|
|
val, _ := types.RandValidator(true, 10)
|
|
vals := types.NewValidatorSet([]*types.Validator{val})
|
|
|
|
// 1) LoadValidators loads validators using a height where they were last changed
|
|
sm.SaveValidatorsInfo(stateDB, 1, 1, vals)
|
|
sm.SaveValidatorsInfo(stateDB, 2, 1, vals)
|
|
loadedVals, err := sm.LoadValidators(stateDB, 2)
|
|
require.NoError(t, err)
|
|
assert.NotZero(t, loadedVals.Size())
|
|
|
|
// 2) LoadValidators loads validators using a checkpoint height
|
|
|
|
sm.SaveValidatorsInfo(stateDB, sm.ValSetCheckpointInterval, 1, vals)
|
|
|
|
loadedVals, err = sm.LoadValidators(stateDB, sm.ValSetCheckpointInterval)
|
|
require.NoError(t, err)
|
|
assert.NotZero(t, loadedVals.Size())
|
|
}
|
|
|
|
func BenchmarkLoadValidators(b *testing.B) {
|
|
const valSetSize = 100
|
|
|
|
config := cfg.ResetTestRoot("state_")
|
|
defer os.RemoveAll(config.RootDir)
|
|
dbType := dbm.BackendType(config.DBBackend)
|
|
stateDB, err := dbm.NewDB("state", dbType, config.DBDir())
|
|
require.NoError(b, err)
|
|
state, err := sm.LoadStateFromDBOrGenesisFile(stateDB, config.GenesisFile())
|
|
if err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
|
|
state.Validators = genValSet(valSetSize)
|
|
state.NextValidators = state.Validators.CopyIncrementProposerPriority(1)
|
|
sm.SaveState(stateDB, state)
|
|
|
|
for i := 10; i < 10000000000; i *= 10 { // 10, 100, 1000, ...
|
|
i := i
|
|
sm.SaveValidatorsInfo(stateDB, int64(i), state.LastHeightValidatorsChanged, state.NextValidators)
|
|
|
|
b.Run(fmt.Sprintf("height=%d", i), func(b *testing.B) {
|
|
for n := 0; n < b.N; n++ {
|
|
_, err := sm.LoadValidators(stateDB, int64(i))
|
|
if err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestPruneStates(t *testing.T) {
|
|
testcases := map[string]struct {
|
|
makeHeights int64
|
|
pruneFrom int64
|
|
pruneTo int64
|
|
expectErr bool
|
|
expectVals []int64
|
|
expectParams []int64
|
|
expectABCI []int64
|
|
}{
|
|
"error on pruning from 0": {100, 0, 5, true, nil, nil, nil},
|
|
"error when from > to": {100, 3, 2, true, nil, nil, nil},
|
|
"error when from == to": {100, 3, 3, true, nil, nil, nil},
|
|
"error when to does not exist": {100, 1, 101, true, nil, nil, nil},
|
|
"prune all": {100, 1, 100, false, []int64{93, 100}, []int64{95, 100}, []int64{100}},
|
|
"prune some": {10, 2, 8, false, []int64{1, 3, 8, 9, 10},
|
|
[]int64{1, 5, 8, 9, 10}, []int64{1, 8, 9, 10}},
|
|
"prune across checkpoint": {100001, 1, 100001, false, []int64{99993, 100000, 100001},
|
|
[]int64{99995, 100001}, []int64{100001}},
|
|
}
|
|
for name, tc := range testcases {
|
|
tc := tc
|
|
t.Run(name, func(t *testing.T) {
|
|
db := dbm.NewMemDB()
|
|
pk := ed25519.GenPrivKey().PubKey()
|
|
|
|
// Generate a bunch of state data. Validators change for heights ending with 3, and
|
|
// parameters when ending with 5.
|
|
validator := &types.Validator{Address: tmrand.Bytes(crypto.AddressSize), VotingPower: 100, PubKey: pk}
|
|
validatorSet := &types.ValidatorSet{
|
|
Validators: []*types.Validator{validator},
|
|
Proposer: validator,
|
|
}
|
|
valsChanged := int64(0)
|
|
paramsChanged := int64(0)
|
|
|
|
for h := int64(1); h <= tc.makeHeights; h++ {
|
|
if valsChanged == 0 || h%10 == 2 {
|
|
valsChanged = h + 1 // Have to add 1, since NextValidators is what's stored
|
|
}
|
|
if paramsChanged == 0 || h%10 == 5 {
|
|
paramsChanged = h
|
|
}
|
|
|
|
state := sm.State{
|
|
LastBlockHeight: h - 1,
|
|
Validators: validatorSet,
|
|
NextValidators: validatorSet,
|
|
ConsensusParams: tmproto.ConsensusParams{
|
|
Block: tmproto.BlockParams{MaxBytes: 10e6},
|
|
},
|
|
LastHeightValidatorsChanged: valsChanged,
|
|
LastHeightConsensusParamsChanged: paramsChanged,
|
|
}
|
|
|
|
if state.LastBlockHeight >= 1 {
|
|
state.LastValidators = state.Validators
|
|
}
|
|
|
|
sm.SaveState(db, state)
|
|
|
|
sm.SaveABCIResponses(db, h, &tmstate.ABCIResponses{
|
|
DeliverTxs: []*abci.ResponseDeliverTx{
|
|
{Data: []byte{1}},
|
|
{Data: []byte{2}},
|
|
{Data: []byte{3}},
|
|
},
|
|
})
|
|
}
|
|
|
|
// Test assertions
|
|
err := sm.PruneStates(db, tc.pruneFrom, tc.pruneTo)
|
|
if tc.expectErr {
|
|
require.Error(t, err)
|
|
return
|
|
}
|
|
require.NoError(t, err)
|
|
|
|
expectVals := sliceToMap(tc.expectVals)
|
|
expectParams := sliceToMap(tc.expectParams)
|
|
expectABCI := sliceToMap(tc.expectABCI)
|
|
|
|
for h := int64(1); h <= tc.makeHeights; h++ {
|
|
vals, err := sm.LoadValidators(db, h)
|
|
if expectVals[h] {
|
|
require.NoError(t, err, "validators height %v", h)
|
|
require.NotNil(t, vals)
|
|
} else {
|
|
require.Error(t, err, "validators height %v", h)
|
|
require.Equal(t, sm.ErrNoValSetForHeight{Height: h}, err)
|
|
}
|
|
|
|
params, err := sm.LoadConsensusParams(db, h)
|
|
if expectParams[h] {
|
|
require.NoError(t, err, "params height %v", h)
|
|
require.False(t, params.Equal(&tmproto.ConsensusParams{}))
|
|
} else {
|
|
require.Error(t, err, "params height %v", h)
|
|
require.Equal(t, sm.ErrNoConsensusParamsForHeight{Height: h}, err)
|
|
}
|
|
|
|
abci, err := sm.LoadABCIResponses(db, h)
|
|
if expectABCI[h] {
|
|
require.NoError(t, err, "abci height %v", h)
|
|
require.NotNil(t, abci)
|
|
} else {
|
|
require.Error(t, err, "abci height %v", h)
|
|
require.Equal(t, sm.ErrNoABCIResponsesForHeight{Height: h}, err)
|
|
}
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestABCIResponsesResultsHash(t *testing.T) {
|
|
responses := &tmstate.ABCIResponses{
|
|
BeginBlock: &abci.ResponseBeginBlock{},
|
|
DeliverTxs: []*abci.ResponseDeliverTx{
|
|
{Code: 32, Data: []byte("Hello"), Log: "Huh?"},
|
|
},
|
|
EndBlock: &abci.ResponseEndBlock{},
|
|
}
|
|
|
|
root := sm.ABCIResponsesResultsHash(responses)
|
|
|
|
// root should be Merkle tree root of DeliverTxs responses
|
|
results := types.NewResults(responses.DeliverTxs)
|
|
assert.Equal(t, root, results.Hash())
|
|
|
|
// test we can prove first DeliverTx
|
|
proof := results.ProveResult(0)
|
|
bz, err := results[0].Marshal()
|
|
require.NoError(t, err)
|
|
assert.NoError(t, proof.Verify(root, bz))
|
|
}
|
|
|
|
func sliceToMap(s []int64) map[int64]bool {
|
|
m := make(map[int64]bool, len(s))
|
|
for _, i := range s {
|
|
m[i] = true
|
|
}
|
|
return m
|
|
}
|