store

Documentation

Index

• Variables
• type Manager
  • func NewManager(db *sqlx.DB, chainConfig *params.ChainConfig) Manager

Variables

var (

	// ErrInconsistentReceipt is returned if the transacion cannot map to a receipt
	ErrInconsistentReceipt = errors.New("inconsistent receipt")
)

var (
	// ErrModifiedData returns if the data is modified by others. Update your local states if we received the error.
	ErrModifiedData = errors.New("modified data")
)

Types

type Manager

type Manager interface {
	// Init the store manager to load the erc20 list
	Init(ctx context.Context) error
	// FindERC20 finds the erc20 code
	FindERC20(ctx context.Context, address gethCommon.Address) (*model.ERC20, error)
	// InsertERC20 inserts the erc20 code
	InsertERC20(ctx context.Context, code *model.ERC20) error
	// InsertTd writes the total difficulty for a block
	InsertTd(ctx context.Context, data *model.TotalDifficulty) error
	// FindLatestBlock returns a latest header from db
	FindLatestBlock(ctx context.Context) (*model.Header, error)
	// FindBlockByNumber returns the header of the given block number
	FindBlockByNumber(ctx context.Context, number int64) (*model.Header, error)
	// FindTd returns the TD of the given block hash
	FindTd(ctx context.Context, hash []byte) (*model.TotalDifficulty, error)
	// InsertBlocks updates all block data
	InsertBlocks(ctx context.Context, balancer client.Balancer, blocks []*types.Block, receipts [][]*types.Receipt, events [][]*types.TransferLog) error
	// ReorgBlocks inserts reorg event and deletes the forked block data.
	// To improve the deletion performance, we delete block data by `deleteChunk` size.
	// The chunk solution is referenced by http://mysql.rjweb.org/doc.php/deletebig.
	ReorgBlocks(ctx context.Context, reorgEvent *model.Reorg) error
}

Manager is a wrapper interface to insert block, receipt and states quickly

func NewManager

func NewManager(db *sqlx.DB, chainConfig *params.ChainConfig) Manager

NewManager news a store manager to insert block, receipts and states.