nv7

Documentation

Index

• func MigrateStateTree(ctx context.Context, store cbor.IpldStore, stateRootIn cid.Cid, ...) (cid.Cid, error)
• type Config
  • func DefaultConfig() Config
• type MigrationInfo
• type PowerMigrator
  • func (a PowerMigrator) ComputeClaimsStats(ctx context.Context, store cbor.IpldStore, claimsRoot cid.Cid) (*claimsSummary, error)
  • func (m PowerMigrator) MigrateState(ctx context.Context, store cbor.IpldStore, head cid.Cid, info MigrationInfo) (*StateMigrationResult, error)
• type StateMigration
• type StateMigrationResult

Functions

func MigrateStateTree

func MigrateStateTree(ctx context.Context, store cbor.IpldStore, stateRootIn cid.Cid, priorEpoch abi.ChainEpoch, _ Config) (cid.Cid, error)

Migrates the filecoin state tree starting from the global state tree and upgrading all actor state.

Types

type Config

type Config struct{}

Config parameterizes a state tree migration

func DefaultConfig

func DefaultConfig() Config

type MigrationInfo

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

type PowerMigrator

type PowerMigrator struct{}

func (PowerMigrator) ComputeClaimsStats

func (a PowerMigrator) ComputeClaimsStats(ctx context.Context, store cbor.IpldStore, claimsRoot cid.Cid) (*claimsSummary, error)

func (PowerMigrator) MigrateState

func (m PowerMigrator) MigrateState(ctx context.Context, store cbor.IpldStore, head cid.Cid, info MigrationInfo) (*StateMigrationResult, error)

type StateMigration

type StateMigration interface {
	// Loads an actor's state from an input store and writes new state to an output store.
	// Returns the new state head CID.
	MigrateState(ctx context.Context, store cbor.IpldStore, head cid.Cid, info MigrationInfo) (result *StateMigrationResult, err error)
}

type StateMigrationResult

type StateMigrationResult struct {
	NewHead  cid.Cid
	Transfer abi.TokenAmount
}