Пример #1
0
func LoadState(db dbm.DB) *State {
	s := &State{DB: db}
	buf := db.Get(stateKey)
	if len(buf) == 0 {
		return nil
	} else {
		r, n, err := bytes.NewReader(buf), new(int64), new(error)
		s.LastBlockHeight = binary.ReadUvarint(r, n, err)
		s.LastBlockHash = binary.ReadByteSlice(r, n, err)
		s.LastBlockParts = binary.ReadBinary(types.PartSetHeader{}, r, n, err).(types.PartSetHeader)
		s.LastBlockTime = binary.ReadTime(r, n, err)
		s.BondedValidators = binary.ReadBinary(&ValidatorSet{}, r, n, err).(*ValidatorSet)
		s.LastBondedValidators = binary.ReadBinary(&ValidatorSet{}, r, n, err).(*ValidatorSet)
		s.UnbondingValidators = binary.ReadBinary(&ValidatorSet{}, r, n, err).(*ValidatorSet)
		accountsHash := binary.ReadByteSlice(r, n, err)
		s.accounts = merkle.NewIAVLTree(binary.BasicCodec, account.AccountCodec, defaultAccountsCacheCapacity, db)
		s.accounts.Load(accountsHash)
		validatorInfosHash := binary.ReadByteSlice(r, n, err)
		s.validatorInfos = merkle.NewIAVLTree(binary.BasicCodec, ValidatorInfoCodec, 0, db)
		s.validatorInfos.Load(validatorInfosHash)
		if *err != nil {
			panic(*err)
		}
		// TODO: ensure that buf is completely read.
	}
	return s
}
Пример #2
0
func LoadState(db dbm.DB) *State {
	s := &State{DB: db}
	buf := db.Get(stateKey)
	if len(buf) == 0 {
		return nil
	} else {
		r, n, err := bytes.NewReader(buf), new(int64), new(error)
		s.ChainID = wire.ReadString(r, n, err)
		s.LastBlockHeight = wire.ReadVarint(r, n, err)
		s.LastBlockHash = wire.ReadByteSlice(r, n, err)
		s.LastBlockParts = wire.ReadBinary(types.PartSetHeader{}, r, n, err).(types.PartSetHeader)
		s.LastBlockTime = wire.ReadTime(r, n, err)
		s.BondedValidators = wire.ReadBinary(&types.ValidatorSet{}, r, n, err).(*types.ValidatorSet)
		s.LastBondedValidators = wire.ReadBinary(&types.ValidatorSet{}, r, n, err).(*types.ValidatorSet)
		s.UnbondingValidators = wire.ReadBinary(&types.ValidatorSet{}, r, n, err).(*types.ValidatorSet)
		accountsHash := wire.ReadByteSlice(r, n, err)
		s.accounts = merkle.NewIAVLTree(wire.BasicCodec, acm.AccountCodec, defaultAccountsCacheCapacity, db)
		s.accounts.Load(accountsHash)
		validatorInfosHash := wire.ReadByteSlice(r, n, err)
		s.validatorInfos = merkle.NewIAVLTree(wire.BasicCodec, types.ValidatorInfoCodec, 0, db)
		s.validatorInfos.Load(validatorInfosHash)
		nameRegHash := wire.ReadByteSlice(r, n, err)
		s.nameReg = merkle.NewIAVLTree(wire.BasicCodec, NameRegCodec, 0, db)
		s.nameReg.Load(nameRegHash)
		if *err != nil {
			// DATA HAS BEEN CORRUPTED OR THE SPEC HAS CHANGED
			Exit(Fmt("Data has been corrupted or its spec has changed: %v\n", *err))
		}
		// TODO: ensure that buf is completely read.
	}
	return s
}
Пример #3
0
func LoadBlockStoreStateJSON(db dbm.DB) BlockStoreStateJSON {
	bytes := db.Get(blockStoreKey)
	if bytes == nil {
		return BlockStoreStateJSON{
			Height: 0,
		}
	}
	bsj := BlockStoreStateJSON{}
	err := json.Unmarshal(bytes, &bsj)
	if err != nil {
		panic(Fmt("Could not unmarshal bytes: %X", bytes))
	}
	return bsj
}