persister

package

v0.12.6 Latest Latest Go to latest Published: Dec 9, 2020 License: AGPL-3.0 Imports: 3 Imported by: 3

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

Persister can persist relevant information for hotstuff.

func New(db *badger.DB, chainID flow.ChainID) *Persister

New creates a nev persister using the injected stores to persist relevant hotstuff data.

func (p *Persister) GetStarted() (uint64, error)

GetStarted returns the last persisted started view.

func (p *Persister) GetVoted() (uint64, error)

GetVoted returns the last persisted started view.

func (p *Persister) PutStarted(view uint64) error

PutStarted persists the view when we start it in hotstuff.

func (p *Persister) PutVoted(view uint64) error

PutVoted persist the view when we voted in hotstuff.