downloader

package

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Versions in this module

v1

v1.10.1

May 7, 2022

Changes in this version

type BlockChain

+ HasBlock func(common.Hash, uint64) bool

+ HasFastBlock func(common.Hash, uint64) bool

+ Snapshots func() *snapshot.Tree

type DoneEvent

+ Latest *types.Header

type Downloader

+ SnapSyncer *snap.Syncer

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

type LightChain

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

+ SetHead func(uint64) error

type SyncMode

+ const SnapSync

v1.8.12

Oct 17, 2017

v1.7.2

Oct 17, 2017

Changes in this version

+ type BlockChain interface

+ CurrentBlock func() *types.Block

+ CurrentFastBlock func() *types.Block

+ FastSyncCommitHead func(common.Hash) error

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

+ HasBlockAndState func(common.Hash) bool

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

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

type Downloader

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

+ type FakePeer struct

+ func NewFakePeer(id string, db ethdb.Database, hc *core.HeaderChain, dl *Downloader) *FakePeer

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

+ func (p *FakePeer) RequestBodies(hashes []common.Hash) error

+ func (p *FakePeer) RequestHeadersByHash(hash common.Hash, amount int, skip int, reverse bool) error

+ func (p *FakePeer) RequestHeadersByNumber(number uint64, amount int, skip int, reverse bool) error

+ func (p *FakePeer) RequestNodeData(hashes []common.Hash) error

+ func (p *FakePeer) RequestReceipts(hashes []common.Hash) error

+ type LightChain interface

+ CurrentHeader func() *types.Header

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

+ GetTdByHash func(common.Hash) *big.Int

+ HasHeader func(h common.Hash, number uint64) bool

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

+ Rollback func([]common.Hash)

+ 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

v1.6.6

Jun 4, 2017

Changes in this version

+ var MaxBlockFetch = 128

+ var MaxBodyFetch = 128

+ var MaxForkAncestry = 3 * params.EpochDuration

+ var MaxHashFetch = 512

+ var MaxHeaderFetch = 192

+ var MaxReceiptFetch = 256

+ var MaxSkeletonSize = 128

+ var MaxStateFetch = 384

+ type DoneEvent struct

+ type Downloader struct

+ func New(mode SyncMode, stateDb ethdb.Database, mux *event.TypeMux, ...) *Downloader

+ func (d *Downloader) Cancel()

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

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

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

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

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

+ func (d *Downloader) RegisterPeer(id string, version int, currentHead currentHeadRetrievalFn, ...) 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 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 int

+ const FastSync

+ const FullSync

+ const LightSync

+ 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

v1.6.1-beta.2

Apr 1, 2017

v1.6.0-beta.2

Apr 1, 2017

v1.6.0-beta.1

Mar 30, 2017

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