trie_gc

Documentation

Index

• Constants
• type Chain
• type Collector
  • func NewCollector(chain Chain, ledgerGcRetain uint64) Collector
• type Marker
  • func NewMarker(chain Chain, retainSnapshotHeight uint64) *Marker
  • func (m *Marker) MarkAndClean(terminal <-chan struct{}) error

Constants

const (
	DBKP_CLEARED_HEIGHT  = byte(1)
	DBKP_MARKED_HEIGHT   = byte(2)
	DBKP_MARKED_HASHLIST = byte(3)
)

const (
	STATUS_STOPPED              = 1
	STATUS_STARTED              = 2
	STATUS_MARKING_AND_CLEANING = 3
)

Types

type Chain

type Chain interface {
	GetLatestSnapshotBlock() *ledger.SnapshotBlock
	GetSnapshotBlocksByHeight(height uint64, count uint64, forward bool, containSnapshotContent bool) ([]*ledger.SnapshotBlock, error)
	GetLatestBlockEventId() (uint64, error)
	GetAccountBlockByHash(blockHash *types.Hash) (*ledger.AccountBlock, error)
	GetSnapshotBlockByHash(hash *types.Hash) (*ledger.SnapshotBlock, error)
	GetEvent(eventId uint64) (byte, []types.Hash, error)
	ChainDb() *chain_db.ChainDb
	GetSnapshotBlockByHeight(height uint64) (*ledger.SnapshotBlock, error)
	TrieDb() *leveldb.DB
	CleanTrieNodePool()

	StopSaveTrie()
	StartSaveTrie()
}

type Collector

type Collector interface {
	Start()
	Stop()
	Status() uint8
}

func NewCollector

func NewCollector(chain Chain, ledgerGcRetain uint64) Collector

type Marker

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

func NewMarker

func NewMarker(chain Chain, retainSnapshotHeight uint64) *Marker

func (*Marker) MarkAndClean

func (m *Marker) MarkAndClean(terminal <-chan struct{}) error