syncer

Documentation

Index

• func New(cfg Config, ...) common.StateSyncer
• type Config
  • func NewConfig(snowGetHandler common.AllGetsServer, ctx *snow.ConsensusContext, ...) (Config, error)

Functions

func New

func New(
	cfg Config,
	onDoneStateSyncing func(ctx context.Context, lastReqID uint32) error,
) common.StateSyncer

Types

type Config

type Config struct {
	common.AllGetsServer

	Ctx *snow.ConsensusContext

	StartupTracker tracker.Startup
	Sender         common.Sender

	// SampleK determines the number of nodes to attempt to fetch the latest
	// state sync summary from. In order for a round of voting to succeed, there
	// must be at least one correct node sampled.
	SampleK int

	// Alpha specifies the amount of weight that validators must put behind a
	// state summary to consider it valid to sync to.
	Alpha uint64

	// StateSyncBeacons are the nodes that will be used to sample and vote over
	// state summaries.
	StateSyncBeacons validators.Manager

	VM block.ChainVM
}

func NewConfig

func NewConfig(
	snowGetHandler common.AllGetsServer,
	ctx *snow.ConsensusContext,
	startupTracker tracker.Startup,
	sender common.Sender,
	beacons validators.Manager,
	sampleK int,
	alpha uint64,
	stateSyncerIDs []ids.NodeID,
	vm block.ChainVM,
) (Config, error)