consensus

type BlockFactory ¶

type BlockFactory interface {
	Start()
	JobQueue() chan<- interface{}
}

BlockFactory is an interface for a block factory implementation.

type ChainConsensus ¶

type ChainConsensus interface {
	GetType() ConsensusType
	IsTransactionValid(tx *types.Tx) bool
	VerifyTimestamp(block *types.Block) bool
	VerifySign(block *types.Block) error
	IsBlockValid(block *types.Block, bestBlock *types.Block) error
	Update(block *types.Block)
	Save(tx db.Transaction) error
	NeedReorganization(rootNo types.BlockNo) bool
	Info() string
}

ChainConsensus includes chainstatus and validation API.

type ChainDB ¶ added in v0.9.4

type ChainDB interface {
	GetBestBlock() (*types.Block, error)
	GetBlockByNo(blockNo types.BlockNo) (*types.Block, error)
	GetGenesisInfo() *types.Genesis
	Get(key []byte) []byte
	NewTx() db.Transaction
}

ChainDB is a reader interface for the ChainDB.

type Consensus ¶

type Consensus interface {
	ChainConsensus
	ConsensusAccessor
	Ticker() *time.Ticker
	QueueJob(now time.Time, jq chan<- interface{})
	BlockFactory() BlockFactory
	QuitChan() chan interface{}
}

Consensus is an interface for a consensus implementation.

type ConsensusAccessor ¶ added in v1.0.0

type ConsensusAccessor interface {
	ConsensusInfo() *types.ConsensusInfo
}

type ConsensusType ¶ added in v1.0.0

type ConsensusType int

const (
	ConsensusDPOS ConsensusType = iota
	ConsensusRAFT
	ConsensusSBP
)

type Constructor ¶ added in v0.9.4

type Constructor func() (Consensus, error)

Constructor represents a function returning the Consensus interfactor for each implementation.

type ErrorConsensus ¶

type ErrorConsensus struct {
	Msg string
	Err error
}

ErrorConsensus is a basic error struct for consensus modules.

func (e ErrorConsensus) Error() string

type Info ¶ added in v1.0.0

type Info struct {
	Type   string
	Status *json.RawMessage `json:",omitempty"`
}

Info represents an information for a consensus implementation.

func NewInfo(name string) *Info

func (i *Info) AsJSON() string