downloader

package

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Versions in this module

v1

v1.9.0

Dec 1, 2023

v1.8.0

Oct 1, 2023

Changes in this version

+ var ErrMergeTransition = errors.New("legacy sync reached the merge")

type BlockChain

+ CurrentSnapBlock func() *types.Header

+ SnapSyncCommitHead func(common.Hash) error

+ TrieDB func() *trie.Database

type Downloader

+ func (d *Downloader) BeaconExtend(mode SyncMode, head *types.Header) error

+ func (d *Downloader) BeaconSync(mode SyncMode, head *types.Header, final *types.Header) error

+ func (d *Downloader) LegacySync(id string, head common.Hash, td, ttd *big.Int, mode SyncMode) error

+ func (d *Downloader) SetBadBlockCallback(onBadBlock badBlockFn)

+ type DownloaderAPI struct

+ func NewDownloaderAPI(d *Downloader, m *event.TypeMux) *DownloaderAPI

+ func (api *DownloaderAPI) SubscribeSyncStatus(status chan interface{}) *SyncStatusSubscription

+ func (api *DownloaderAPI) Syncing(ctx context.Context) (*rpc.Subscription, error)

v1.7.1

Nov 13, 2022

Changes in this version

+ var MaxBlockFetch = 128

+ var MaxHeaderFetch = 192

+ var MaxReceiptFetch = 256

+ var MaxSkeletonSize = 128

+ var MaxStateFetch = 384

+ type BlockChain interface

+ CurrentBlock func() *types.Block

+ CurrentFastBlock func() *types.Block

+ FastSyncCommitHead func(common.Hash) error

+ GetBlockByHash func(common.Hash) *types.Block

+ HasBlock func(common.Hash, uint64) bool

+ HasFastBlock func(common.Hash, uint64) bool

+ InsertChain func(types.Blocks) (int, error)

+ InsertReceiptChain func(types.Blocks, []types.Receipts, uint64) (int, error)

+ Snapshots func() *snapshot.Tree

+ type DoneEvent struct

+ Latest *types.Header

+ type Downloader struct

+ SnapSyncer *snap.Syncer

+ func New(checkpoint uint64, stateDb ethdb.Database, stateBloom *trie.SyncBloom, ...) *Downloader

+ func (d *Downloader) Cancel()

+ func (d *Downloader) DeliverBodies(id string, transactions [][]*types.Transaction, uncles [][]*types.Header) error

+ func (d *Downloader) DeliverHeaders(id string, headers []*types.Header) error

+ func (d *Downloader) DeliverNodeData(id string, data [][]byte) error

+ func (d *Downloader) DeliverReceipts(id string, receipts [][]*types.Receipt) error

+ func (d *Downloader) DeliverSnapPacket(peer *snap.Peer, packet snap.Packet) error

+ func (d *Downloader) Progress() ethereum.SyncProgress

+ func (d *Downloader) RegisterLightPeer(id string, version uint, peer LightPeer) error

+ func (d *Downloader) RegisterPeer(id string, version uint, peer Peer) error

+ func (d *Downloader) Synchronise(id string, head common.Hash, td *big.Int, mode SyncMode) error

+ func (d *Downloader) Synchronising() bool

+ func (d *Downloader) Terminate()

+ func (d *Downloader) UnregisterPeer(id string) error

+ type FailedEvent struct

+ Err error

+ type LightChain interface

+ CurrentHeader func() *types.Header

+ GetHeaderByHash func(common.Hash) *types.Header

+ GetTd func(common.Hash, uint64) *big.Int

+ HasHeader func(common.Hash, uint64) bool

+ InsertHeaderChain func([]*types.Header, int) (int, error)

+ SetHead func(uint64) error

+ type LightPeer interface

+ Head func() (common.Hash, *big.Int)

+ RequestHeadersByHash func(common.Hash, int, int, bool) error

+ RequestHeadersByNumber func(uint64, int, int, bool) error

+ type Peer interface

+ RequestBodies func([]common.Hash) error

+ RequestNodeData func([]common.Hash) error

+ RequestReceipts func([]common.Hash) error

+ type PublicDownloaderAPI struct

+ func NewPublicDownloaderAPI(d *Downloader, m *event.TypeMux) *PublicDownloaderAPI

+ func (api *PublicDownloaderAPI) SubscribeSyncStatus(status chan interface{}) *SyncStatusSubscription

+ func (api *PublicDownloaderAPI) Syncing(ctx context.Context) (*rpc.Subscription, error)

+ type StartEvent struct

+ type SyncMode uint32

+ const FastSync

+ const FullSync

+ const LightSync

+ const SnapSync

+ func (mode *SyncMode) UnmarshalText(text []byte) error

+ func (mode SyncMode) IsValid() bool

+ func (mode SyncMode) MarshalText() ([]byte, error)

+ func (mode SyncMode) String() string

+ type SyncStatusSubscription struct

+ func (s *SyncStatusSubscription) Unsubscribe()

+ type SyncingResult struct

+ Status ethereum.SyncProgress

+ Syncing bool

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