Version: v1.0.6 Latest Latest

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Published: Jun 16, 2021 License: GPL-3.0 Imports: 9 Imported by: 0




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var DefaultMaxPrice = big.NewInt(500 * params.GWei)


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type Config

type Config struct {
	Blocks     int
	Percentile int
	Default    *big.Int `toml:",omitempty"`
	MaxPrice   *big.Int `toml:",omitempty"`

type Oracle

type Oracle struct {
	// contains filtered or unexported fields

Oracle recommends gas prices based on the content of recent blocks. Suitable for both light and full clients.

func NewOracle

func NewOracle(backend OracleBackend, params Config) *Oracle

NewOracle returns a new gasprice oracle which can recommend suitable gasprice for newly created transaction.

func (*Oracle) SuggestPrice

func (gpo *Oracle) SuggestPrice(ctx context.Context) (*big.Int, error)

SuggestPrice returns a gasprice so that newly created transaction can have a very high chance to be included in the following blocks.

type OracleBackend

type OracleBackend interface {
	HeaderByNumber(ctx context.Context, number rpc.BlockNumber) (*types.Header, error)
	BlockByNumber(ctx context.Context, number rpc.BlockNumber) (*types.Block, error)
	ChainConfig() *params.ChainConfig

OracleBackend includes all necessary background APIs for oracle.

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