state

package
v0.0.0-...-a4757fd Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Jul 13, 2018 License: Apache-2.0, Apache-2.0 Imports: 18 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var (
	ErrBranchNameUsed   = errors.New("state db:branch name has been used")
	ErrStateIsNil       = errors.New("the state has no data")
	ErrRevertFromBackup = errors.New("state revert from backup, not find data")
)

Functions

func StateDB 

func StateDB(config *viper.Viper) dbm.DB

Types

type BlockStore 

type BlockStore interface {
	Height() def.INT
	LoadBlock(height def.INT) *agtypes.BlockCache
	LoadBlockMeta(height def.INT) *pbtypes.BlockMeta
}

TODO: Should we move blockchain/store.go to its own package?

type ErrAppBlockHeightTooHigh 

type ErrAppBlockHeightTooHigh struct {
	CoreHeight def.INT
	AppHeight  def.INT
}

func (ErrAppBlockHeightTooHigh) Error 

func (e ErrAppBlockHeightTooHigh) Error() string

type ErrBlockHashMismatch 

type ErrBlockHashMismatch struct {
	CoreHash []byte
	AppHash  []byte
	Height   def.INT
}

func (ErrBlockHashMismatch) Error 

func (e ErrBlockHashMismatch) Error() string

type ErrInvalidBlock 

type ErrInvalidBlock error

type ErrLastStateMismatch 

type ErrLastStateMismatch struct {
	Height def.INT
	Core   []byte
	App    []byte
}

func (ErrLastStateMismatch) Error 

func (e ErrLastStateMismatch) Error() string

type ErrProxyAppConn 

type ErrProxyAppConn error

type ErrStateMismatch 

type ErrStateMismatch struct {
	Got      *State
	Expected *State
}

func (ErrStateMismatch) Error 

func (e ErrStateMismatch) Error() string

type ErrUnknownBlock 

type ErrUnknownBlock struct {
	Height def.INT
}

func (ErrUnknownBlock) Error 

func (e ErrUnknownBlock) Error() string

type Handshaker 

type Handshaker struct {
	// contains filtered or unexported fields
}

func NewHandshaker 

func NewHandshaker(config *viper.Viper, state *State, store BlockStore) *Handshaker

func (*Handshaker) Handshake 

func (h *Handshaker) Handshake() error

TODO: retry the handshake/replay if it fails ?

type IBlockExecutable 

type IBlockExecutable interface {
	BeginBlock(*agtypes.BlockCache, events.Fireable, *pbtypes.PartSetHeader)
	ExecBlock(*agtypes.BlockCache, events.Fireable, *agtypes.ExecuteResult)
	EndBlock(*agtypes.BlockCache, events.Fireable, *pbtypes.PartSetHeader)
}

type State 

type State struct {

	// should not change
	GenesisDoc *agtypes.GenesisDoc
	ChainID    string

	// updated at end of ExecBlock
	LastBlockHeight def.INT
	// Genesis state has this set to 0.  So, Block(H=0) does not exist.
	LastBlockID        pbtypes.BlockID
	LastBlockTime      def.INT
	Validators         *agtypes.ValidatorSet
	LastValidators     *agtypes.ValidatorSet // block.LastCommit validated against this
	LastNonEmptyHeight def.INT

	// AppHash is updated after Commit
	AppHash []byte
	// ReceiptsHash is updated only after eval the txs
	ReceiptsHash []byte
	// contains filtered or unexported fields
}

NOTE: not goroutine-safe.

func GetState 

func GetState(logger *zap.Logger, config *viper.Viper, stateDB dbm.DB) *State

Load the most recent state from "state" db, or create a new one (and save) from genesis.

func LoadState 

func LoadState(logger *zap.Logger, db dbm.DB) *State

func MakeGenesisState 

func MakeGenesisState(logger *zap.Logger, db dbm.DB, genDoc *agtypes.GenesisDoc) *State

func MakeGenesisStateFromFile 

func MakeGenesisStateFromFile(logger *zap.Logger, db dbm.DB, genDocFile string) *State

func MakeState 

func MakeState(logger *zap.Logger, db dbm.DB) *State

func (*State) ApplyBlock 

func (s *State) ApplyBlock(eventSwitch agtypes.EventSwitch, block *agtypes.BlockCache, partsHeader *pbtypes.PartSetHeader, mempool agtypes.IMempool, round def.INT) error

ApplyBlock executes the block, then commits and updates the mempool atomically

func (*State) Bytes 

func (s *State) Bytes() []byte

Bytes return go-wired []byte

func (*State) CommitStateUpdateMempool 

func (s *State) CommitStateUpdateMempool(eventSwitch agtypes.EventSwitch, block *agtypes.BlockCache, mempool agtypes.IMempool, round def.INT) error

mempool must be locked during commit and update because state is typically reset on Commit and old txs must be replayed against committed state before new txs are run in the mempool, lest they be invalid

func (*State) Copy 

func (s *State) Copy() *State

logger will be copied

func (*State) Equals 

func (s *State) Equals(s2 *State) bool

func (*State) ExecBlock 

func (s *State) ExecBlock(eventSwitch agtypes.EventSwitch, block *agtypes.BlockCache, blockPartsHeader *pbtypes.PartSetHeader, round def.INT) error

Execute the block to mutate State. Validates block and then executes Data.Txs in the block.

func (*State) FillDataFromPbBytes 

func (s *State) FillDataFromPbBytes(pbbys []byte) error

func (*State) GetChainID 

func (s *State) GetChainID() string

func (*State) GetLastBlockInfo 

func (s *State) GetLastBlockInfo() (pbtypes.BlockID, def.INT, def.INT)

func (*State) GetValidators 

func (s *State) GetValidators() (*agtypes.ValidatorSet, *agtypes.ValidatorSet)

func (*State) LoadIntermediate 

func (s *State) LoadIntermediate() error

Load the intermediate state into the current state and do some sanity checks

func (*State) PbBytes 

func (s *State) PbBytes() ([]byte, error)

func (*State) Save 

func (s *State) Save()

func (*State) SaveIntermediate 

func (s *State) SaveIntermediate()

func (*State) SaveToKey 

func (s *State) SaveToKey(key []byte)

func (*State) SetBlockAndValidators 

func (s *State) SetBlockAndValidators(header *pbtypes.Header, blockPartsHeader *pbtypes.PartSetHeader, prevValSet, nextValSet *agtypes.ValidatorSet)

Mutate state variables to match block and validators after running EndBlock

func (*State) SetBlockExecutable 

func (s *State) SetBlockExecutable(ex IBlockExecutable)

func (*State) SetLogger 

func (s *State) SetLogger(logger *zap.Logger)

func (*State) SetValSetLoader 

func (s *State) SetValSetLoader(f agtypes.ValSetLoaderFunc)

func (*State) ValidateBlock 

func (s *State) ValidateBlock(block *agtypes.BlockCache) error

type StateTool 

type StateTool struct {
	// contains filtered or unexported fields
}

func (*StateTool) BackupLastState 

func (st *StateTool) BackupLastState(branchName string) error

func (*StateTool) ChangeToIntermidiate 

func (st *StateTool) ChangeToIntermidiate()

func (*StateTool) DelBackup 

func (st *StateTool) DelBackup(branchName string)

func (*StateTool) Init 

func (st *StateTool) Init(config *cfg.Viper) error

func (*StateTool) LastHeight 

func (st *StateTool) LastHeight() def.INT

func (*StateTool) RevertFromBackup 

func (st *StateTool) RevertFromBackup(branchName string) error

func (*StateTool) SaveNewState 

func (st *StateTool) SaveNewState(lastBlock *pbtypes.Block, lastBlockMeta *pbtypes.BlockMeta, lastBlockID *pbtypes.BlockID) error

back to height of lastBlock

type TPSCalculator 

type TPSCalculator struct {
	// contains filtered or unexported fields
}

func NewTPSCalculator 

func NewTPSCalculator(count uint32) *TPSCalculator

func (*TPSCalculator) AddRecord 

func (c *TPSCalculator) AddRecord(txExcuted uint32)

func (*TPSCalculator) TPS 

func (c *TPSCalculator) TPS() int

Source Files

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