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322 lines
9.5 KiB
322 lines
9.5 KiB
package state_test
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import (
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"bytes"
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"fmt"
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"time"
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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/crypto"
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"github.com/tendermint/tendermint/crypto/ed25519"
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cryptoenc "github.com/tendermint/tendermint/crypto/encoding"
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tmrand "github.com/tendermint/tendermint/libs/rand"
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tmstate "github.com/tendermint/tendermint/proto/tendermint/state"
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tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
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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/types"
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tmtime "github.com/tendermint/tendermint/types/time"
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)
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type paramsChangeTestCase struct {
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height int64
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params types.ConsensusParams
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}
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func newTestApp() proxy.AppConns {
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app := &testApp{}
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cc := proxy.NewLocalClientCreator(app)
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return proxy.NewAppConns(cc)
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}
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func makeAndCommitGoodBlock(
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state sm.State,
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height int64,
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lastCommit *types.Commit,
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proposerAddr []byte,
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blockExec *sm.BlockExecutor,
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privVals map[string]types.PrivValidator,
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evidence []types.Evidence) (sm.State, types.BlockID, *types.Commit, error) {
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// A good block passes
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state, blockID, err := makeAndApplyGoodBlock(state, height, lastCommit, proposerAddr, blockExec, evidence)
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if err != nil {
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return state, types.BlockID{}, nil, err
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}
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// Simulate a lastCommit for this block from all validators for the next height
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commit, err := makeValidCommit(height, blockID, state.Validators, privVals)
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if err != nil {
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return state, types.BlockID{}, nil, err
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}
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return state, blockID, commit, nil
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}
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func makeAndApplyGoodBlock(state sm.State, height int64, lastCommit *types.Commit, proposerAddr []byte,
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blockExec *sm.BlockExecutor, evidence []types.Evidence) (sm.State, types.BlockID, error) {
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block, _ := state.MakeBlock(height, makeTxs(height), lastCommit, evidence, proposerAddr)
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if err := blockExec.ValidateBlock(state, block); err != nil {
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return state, types.BlockID{}, err
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}
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blockID := types.BlockID{Hash: block.Hash(),
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PartSetHeader: types.PartSetHeader{Total: 3, Hash: tmrand.Bytes(32)}}
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state, _, err := blockExec.ApplyBlock(state, blockID, block)
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if err != nil {
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return state, types.BlockID{}, err
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}
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return state, blockID, nil
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}
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func makeValidCommit(
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height int64,
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blockID types.BlockID,
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vals *types.ValidatorSet,
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privVals map[string]types.PrivValidator,
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) (*types.Commit, error) {
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sigs := make([]types.CommitSig, 0)
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for i := 0; i < vals.Size(); i++ {
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_, val := vals.GetByIndex(int32(i))
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vote, err := types.MakeVote(height, blockID, vals, privVals[val.Address.String()], chainID, time.Now())
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if err != nil {
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return nil, err
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}
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sigs = append(sigs, vote.CommitSig())
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}
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return types.NewCommit(height, 0, blockID, sigs), nil
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}
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// make some bogus txs
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func makeTxs(height int64) (txs []types.Tx) {
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for i := 0; i < nTxsPerBlock; 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 makeState(nVals, height int) (sm.State, dbm.DB, map[string]types.PrivValidator) {
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vals := make([]types.GenesisValidator, nVals)
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privVals := make(map[string]types.PrivValidator, nVals)
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for i := 0; i < nVals; i++ {
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secret := []byte(fmt.Sprintf("test%d", i))
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pk := ed25519.GenPrivKeyFromSecret(secret)
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valAddr := pk.PubKey().Address()
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vals[i] = types.GenesisValidator{
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Address: valAddr,
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PubKey: pk.PubKey(),
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Power: 1000,
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Name: fmt.Sprintf("test%d", i),
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}
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privVals[valAddr.String()] = types.NewMockPVWithParams(pk, false, false)
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}
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s, _ := sm.MakeGenesisState(&types.GenesisDoc{
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ChainID: chainID,
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Validators: vals,
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AppHash: nil,
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})
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stateDB := dbm.NewMemDB()
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stateStore := sm.NewStore(stateDB)
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if err := stateStore.Save(s); err != nil {
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panic(err)
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}
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for i := 1; i < height; i++ {
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s.LastBlockHeight++
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s.LastValidators = s.Validators.Copy()
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if err := stateStore.Save(s); err != nil {
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panic(err)
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}
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}
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return s, stateDB, privVals
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}
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func makeBlock(state sm.State, height int64) *types.Block {
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block, _ := state.MakeBlock(
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height,
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makeTxs(state.LastBlockHeight),
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new(types.Commit),
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nil,
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state.Validators.GetProposer().Address,
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)
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return block
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}
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func genValSet(size int) *types.ValidatorSet {
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vals := make([]*types.Validator, size)
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for i := 0; i < size; i++ {
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vals[i] = types.NewValidator(ed25519.GenPrivKey().PubKey(), 10)
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}
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return types.NewValidatorSet(vals)
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}
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func makeHeaderPartsResponsesValPubKeyChange(
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state sm.State,
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pubkey crypto.PubKey,
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) (types.Header, types.BlockID, *tmstate.ABCIResponses) {
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block := makeBlock(state, state.LastBlockHeight+1)
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abciResponses := &tmstate.ABCIResponses{
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BeginBlock: &abci.ResponseBeginBlock{},
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EndBlock: &abci.ResponseEndBlock{ValidatorUpdates: nil},
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}
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// If the pubkey is new, remove the old and add the new.
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_, val := state.NextValidators.GetByIndex(0)
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if !bytes.Equal(pubkey.Bytes(), val.PubKey.Bytes()) {
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vPbPk, err := cryptoenc.PubKeyToProto(val.PubKey)
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if err != nil {
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panic(err)
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}
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pbPk, err := cryptoenc.PubKeyToProto(pubkey)
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if err != nil {
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panic(err)
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}
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abciResponses.EndBlock = &abci.ResponseEndBlock{
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ValidatorUpdates: []abci.ValidatorUpdate{
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{PubKey: vPbPk, Power: 0},
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{PubKey: pbPk, Power: 10},
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},
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}
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}
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return block.Header, types.BlockID{Hash: block.Hash(), PartSetHeader: types.PartSetHeader{}}, abciResponses
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}
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func makeHeaderPartsResponsesValPowerChange(
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state sm.State,
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power int64,
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) (types.Header, types.BlockID, *tmstate.ABCIResponses) {
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block := makeBlock(state, state.LastBlockHeight+1)
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abciResponses := &tmstate.ABCIResponses{
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BeginBlock: &abci.ResponseBeginBlock{},
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EndBlock: &abci.ResponseEndBlock{ValidatorUpdates: nil},
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}
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// If the pubkey is new, remove the old and add the new.
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_, val := state.NextValidators.GetByIndex(0)
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if val.VotingPower != power {
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vPbPk, err := cryptoenc.PubKeyToProto(val.PubKey)
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if err != nil {
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panic(err)
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}
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abciResponses.EndBlock = &abci.ResponseEndBlock{
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ValidatorUpdates: []abci.ValidatorUpdate{
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{PubKey: vPbPk, Power: power},
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},
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}
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}
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return block.Header, types.BlockID{Hash: block.Hash(), PartSetHeader: types.PartSetHeader{}}, abciResponses
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}
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func makeHeaderPartsResponsesParams(
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state sm.State,
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params *types.ConsensusParams,
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) (types.Header, types.BlockID, *tmstate.ABCIResponses) {
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block := makeBlock(state, state.LastBlockHeight+1)
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pbParams := params.ToProto()
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abciResponses := &tmstate.ABCIResponses{
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BeginBlock: &abci.ResponseBeginBlock{},
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EndBlock: &abci.ResponseEndBlock{ConsensusParamUpdates: &pbParams},
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}
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return block.Header, types.BlockID{Hash: block.Hash(), PartSetHeader: types.PartSetHeader{}}, abciResponses
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}
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func randomGenesisDoc() *types.GenesisDoc {
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pubkey := ed25519.GenPrivKey().PubKey()
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return &types.GenesisDoc{
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GenesisTime: tmtime.Now(),
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ChainID: "abc",
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Validators: []types.GenesisValidator{
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{
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Address: pubkey.Address(),
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PubKey: pubkey,
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Power: 10,
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Name: "myval",
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},
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},
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ConsensusParams: types.DefaultConsensusParams(),
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}
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}
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// used for testing by state store
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func makeRandomStateFromValidatorSet(
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lastValSet *types.ValidatorSet,
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height, lastHeightValidatorsChanged int64,
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) sm.State {
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return sm.State{
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LastBlockHeight: height - 1,
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NextValidators: lastValSet.CopyIncrementProposerPriority(2),
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Validators: lastValSet.CopyIncrementProposerPriority(1),
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LastValidators: lastValSet.Copy(),
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LastHeightConsensusParamsChanged: height,
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ConsensusParams: *types.DefaultConsensusParams(),
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LastHeightValidatorsChanged: lastHeightValidatorsChanged,
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InitialHeight: 1,
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}
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}
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func makeRandomStateFromConsensusParams(consensusParams *types.ConsensusParams,
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height, lastHeightConsensusParamsChanged int64) sm.State {
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val, _ := types.RandValidator(true, 10)
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valSet := types.NewValidatorSet([]*types.Validator{val})
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return sm.State{
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LastBlockHeight: height - 1,
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ConsensusParams: *consensusParams,
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LastHeightConsensusParamsChanged: lastHeightConsensusParamsChanged,
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NextValidators: valSet.CopyIncrementProposerPriority(2),
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Validators: valSet.CopyIncrementProposerPriority(1),
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LastValidators: valSet.Copy(),
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LastHeightValidatorsChanged: height,
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InitialHeight: 1,
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}
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}
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//----------------------------------------------------------------------------
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type testApp struct {
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abci.BaseApplication
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CommitVotes []abci.VoteInfo
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ByzantineValidators []abci.Evidence
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ValidatorUpdates []abci.ValidatorUpdate
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}
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var _ abci.Application = (*testApp)(nil)
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func (app *testApp) Info(req abci.RequestInfo) (resInfo abci.ResponseInfo) {
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return abci.ResponseInfo{}
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}
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func (app *testApp) BeginBlock(req abci.RequestBeginBlock) abci.ResponseBeginBlock {
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app.CommitVotes = req.LastCommitInfo.Votes
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app.ByzantineValidators = req.ByzantineValidators
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return abci.ResponseBeginBlock{}
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}
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func (app *testApp) EndBlock(req abci.RequestEndBlock) abci.ResponseEndBlock {
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return abci.ResponseEndBlock{
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ValidatorUpdates: app.ValidatorUpdates,
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ConsensusParamUpdates: &tmproto.ConsensusParams{
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Version: &tmproto.VersionParams{
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AppVersion: 1}}}
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}
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func (app *testApp) DeliverTx(req abci.RequestDeliverTx) abci.ResponseDeliverTx {
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return abci.ResponseDeliverTx{Events: []abci.Event{}}
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}
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func (app *testApp) CheckTx(req abci.RequestCheckTx) abci.ResponseCheckTx {
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return abci.ResponseCheckTx{}
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}
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func (app *testApp) Commit() abci.ResponseCommit {
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return abci.ResponseCommit{RetainHeight: 1}
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}
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func (app *testApp) Query(reqQuery abci.RequestQuery) (resQuery abci.ResponseQuery) {
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return
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}
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