l2

package
v1.0.3 Latest Latest
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 Go to latest Published: Apr 10, 2023 License: MIT, MIT Imports: 27 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var (
	ErrInvalidKeyLength = errors.New("pre-images must be identified by 32-byte hash keys")
)
View Source 
var (
	ErrNotFound = errors.New("not found")
)

Functions

func NewFetchingEngine 

func NewFetchingEngine(ctx context.Context, logger log.Logger, cfg *config.Config) (derive.Engine, error)

Types

type BlockSource 

type BlockSource interface {
	BlockByHash(ctx context.Context, blockHash common.Hash) (*types.Block, error)
}

type CallContext 

type CallContext interface {
	CallContext(ctx context.Context, result interface{}, method string, args ...interface{}) error
}

type FetchingL2Oracle 

type FetchingL2Oracle struct {
	// contains filtered or unexported fields
}

func NewFetchingL2Oracle 

func NewFetchingL2Oracle(ctx context.Context, logger log.Logger, l2Url string) (*FetchingL2Oracle, error)

func (*FetchingL2Oracle) BlockByHash 

func (o *FetchingL2Oracle) BlockByHash(blockHash common.Hash) (*types.Block, error)

func (*FetchingL2Oracle) CodeByHash 

func (o *FetchingL2Oracle) CodeByHash(hash common.Hash) ([]byte, error)

func (*FetchingL2Oracle) NodeByHash 

func (o *FetchingL2Oracle) NodeByHash(hash common.Hash) ([]byte, error)

type Oracle 

type Oracle interface {
	StateOracle

	// BlockByHash retrieves the block with the given hash.
	// Returns an error if the block is not available.
	BlockByHash(blockHash common.Hash) (*types.Block, error)
}

Oracle defines the high-level API used to retrieve L2 data. The returned data is always the preimage of the requested hash.

type OracleBackedL2Chain 

type OracleBackedL2Chain struct {
	// contains filtered or unexported fields
}

func NewOracleBackedL2Chain 

func NewOracleBackedL2Chain(logger log.Logger, oracle Oracle, chainCfg *params.ChainConfig, l2Head common.Hash) (*OracleBackedL2Chain, error)

func (*OracleBackedL2Chain) Config 

func (o *OracleBackedL2Chain) Config() *params.ChainConfig

func (*OracleBackedL2Chain) CurrentFinalBlock 

func (o *OracleBackedL2Chain) CurrentFinalBlock() *types.Header

func (*OracleBackedL2Chain) CurrentHeader 

func (o *OracleBackedL2Chain) CurrentHeader() *types.Header

func (*OracleBackedL2Chain) CurrentSafeBlock 

func (o *OracleBackedL2Chain) CurrentSafeBlock() *types.Header

func (*OracleBackedL2Chain) Engine 

func (o *OracleBackedL2Chain) Engine() consensus.Engine

func (*OracleBackedL2Chain) GetBlock 

func (o *OracleBackedL2Chain) GetBlock(hash common.Hash, number uint64) *types.Block

func (*OracleBackedL2Chain) GetBlockByHash 

func (o *OracleBackedL2Chain) GetBlockByHash(hash common.Hash) *types.Block

func (*OracleBackedL2Chain) GetCanonicalHash 

func (o *OracleBackedL2Chain) GetCanonicalHash(n uint64) common.Hash

func (*OracleBackedL2Chain) GetHeader 

func (o *OracleBackedL2Chain) GetHeader(hash common.Hash, u uint64) *types.Header

func (*OracleBackedL2Chain) GetHeaderByHash 

func (o *OracleBackedL2Chain) GetHeaderByHash(hash common.Hash) *types.Header

func (*OracleBackedL2Chain) GetHeaderByNumber 

func (o *OracleBackedL2Chain) GetHeaderByNumber(n uint64) *types.Header

func (*OracleBackedL2Chain) GetTd 

func (o *OracleBackedL2Chain) GetTd(hash common.Hash, number uint64) *big.Int

func (*OracleBackedL2Chain) GetVMConfig 

func (o *OracleBackedL2Chain) GetVMConfig() *vm.Config

func (*OracleBackedL2Chain) HasBlockAndState 

func (o *OracleBackedL2Chain) HasBlockAndState(hash common.Hash, number uint64) bool

func (*OracleBackedL2Chain) InsertBlockWithoutSetHead 

func (o *OracleBackedL2Chain) InsertBlockWithoutSetHead(block *types.Block) error

func (*OracleBackedL2Chain) SetCanonical 

func (o *OracleBackedL2Chain) SetCanonical(head *types.Block) (common.Hash, error)

func (*OracleBackedL2Chain) SetFinalized 

func (o *OracleBackedL2Chain) SetFinalized(header *types.Header)

func (*OracleBackedL2Chain) SetSafe 

func (o *OracleBackedL2Chain) SetSafe(header *types.Header)

func (*OracleBackedL2Chain) StateAt 

func (o *OracleBackedL2Chain) StateAt(root common.Hash) (*state.StateDB, error)

type OracleEngine 

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

func NewOracleEngine 

func NewOracleEngine(rollupCfg *rollup.Config, logger log.Logger, backend engineapi.EngineBackend) *OracleEngine

func (OracleEngine) ForkchoiceUpdate 

func (o OracleEngine) ForkchoiceUpdate(ctx context.Context, state *eth.ForkchoiceState, attr *eth.PayloadAttributes) (*eth.ForkchoiceUpdatedResult, error)

func (OracleEngine) GetPayload 

func (o OracleEngine) GetPayload(ctx context.Context, payloadId eth.PayloadID) (*eth.ExecutionPayload, error)

func (OracleEngine) L2BlockRefByHash 

func (o OracleEngine) L2BlockRefByHash(ctx context.Context, l2Hash common.Hash) (eth.L2BlockRef, error)

func (OracleEngine) L2BlockRefByLabel 

func (o OracleEngine) L2BlockRefByLabel(ctx context.Context, label eth.BlockLabel) (eth.L2BlockRef, error)

func (OracleEngine) NewPayload 

func (o OracleEngine) NewPayload(ctx context.Context, payload *eth.ExecutionPayload) (*eth.PayloadStatusV1, error)

func (OracleEngine) PayloadByHash 

func (o OracleEngine) PayloadByHash(ctx context.Context, hash common.Hash) (*eth.ExecutionPayload, error)

func (OracleEngine) PayloadByNumber 

func (o OracleEngine) PayloadByNumber(ctx context.Context, n uint64) (*eth.ExecutionPayload, error)

func (OracleEngine) SystemConfigByL2Hash 

func (o OracleEngine) SystemConfigByL2Hash(ctx context.Context, hash common.Hash) (eth.SystemConfig, error)

type OracleKeyValueStore 

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

func NewOracleBackedDB 

func NewOracleBackedDB(oracle StateOracle) *OracleKeyValueStore

func (*OracleKeyValueStore) Close 

func (o *OracleKeyValueStore) Close() error

func (*OracleKeyValueStore) Compact 

func (o *OracleKeyValueStore) Compact(start []byte, limit []byte) error

func (*OracleKeyValueStore) Delete 

func (o *OracleKeyValueStore) Delete(key []byte) error

func (*OracleKeyValueStore) Get 

func (o *OracleKeyValueStore) Get(key []byte) ([]byte, error)

func (*OracleKeyValueStore) Has 

func (o *OracleKeyValueStore) Has(key []byte) (bool, error)

func (*OracleKeyValueStore) NewBatch 

func (o *OracleKeyValueStore) NewBatch() ethdb.Batch

func (*OracleKeyValueStore) NewBatchWithSize 

func (o *OracleKeyValueStore) NewBatchWithSize(size int) ethdb.Batch

func (*OracleKeyValueStore) NewIterator 

func (o *OracleKeyValueStore) NewIterator(prefix []byte, start []byte) ethdb.Iterator

func (*OracleKeyValueStore) NewSnapshot 

func (o *OracleKeyValueStore) NewSnapshot() (ethdb.Snapshot, error)

func (*OracleKeyValueStore) Put 

func (o *OracleKeyValueStore) Put(key []byte, value []byte) error

func (*OracleKeyValueStore) Stat 

func (o *OracleKeyValueStore) Stat(property string) (string, error)

type StateOracle 

type StateOracle interface {
	// NodeByHash retrieves the merkle-patricia trie node pre-image for a given hash.
	// Trie nodes may be from the world state trie or any account storage trie.
	// Contract code is not stored as part of the trie and must be retrieved via CodeByHash
	// Returns an error if the pre-image is unavailable.
	NodeByHash(nodeHash common.Hash) ([]byte, error)

	// CodeByHash retrieves the contract code pre-image for a given hash.
	// codeHash should be retrieved from the world state account for a contract.
	// Returns an error if the pre-image is unavailable.
	CodeByHash(codeHash common.Hash) ([]byte, error)
}

StateOracle defines the high-level API used to retrieve L2 state data pre-images The returned data is always the preimage of the requested hash.

Source Files

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Directories

Path Synopsis
test

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