state

Documentation

Index

• type State
  • func NewState(factory database.TxnRunnerFactory) *State
  • func (st *State) CurateNodes(ctx context.Context, insert, delete []string) error
  • func (st *State) SelectDatabaseNamespace(ctx context.Context, namespace string) (string, error)
  • func (st *State) UpdateDqliteNode(ctx context.Context, controllerID string, nodeID uint64, addr string) error

Types

type State

type State struct {
	*domain.StateBase
}

State represents database interactions dealing with controller nodes.

func NewState

func NewState(factory database.TxnRunnerFactory) *State

NewState returns a new controller node state based on the input database factory method.

func (*State) CurateNodes

func (st *State) CurateNodes(ctx context.Context, insert, delete []string) error

CurateNodes accepts slices of controller IDs to insert and delete from the controller node table.

func (*State) SelectDatabaseNamespace

func (st *State) SelectDatabaseNamespace(ctx context.Context, namespace string) (string, error)

SelectDatabaseNamespace is responsible for selecting and returning the database namespace specified by namespace. If no namespace is registered an error satisfying errors.NotFound is returned.

func (*State) UpdateDqliteNode

func (st *State) UpdateDqliteNode(ctx context.Context, controllerID string, nodeID uint64, addr string) error

UpdateDqliteNode sets the Dqlite node ID and bind address for the input controller ID. It is a no-op if they are already set to the same values.