spanner

package

v0.0.0-...-2e1c697 Latest Latest Go to latest Published: Jul 20, 2026 License: Apache-2.0 Imports: 15 Imported by: 0

Details

Spanner is an implementation of the witness persistence interface which relies on Google Cloud Spanner.

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

Persistence is a witness.Persistence implementation which knows how to use Spanner to safely store witness state.

func New(ctx context.Context, spannerURI string) (*Persistence, func() error, error)

New returns a persistence object that is backed by the Spanner database.

func (p *Persistence) AddLogs(ctx context.Context, lc []config.Log) error

func (p *Persistence) Init(ctx context.Context) error

func (p *Persistence) Latest(ctx context.Context, origin string) ([]byte, error)

func (p *Persistence) Log(ctx context.Context, origin string) (config.Log, bool, error)

func (p *Persistence) Logs(ctx context.Context) iter.Seq2[config.Log, error]

func (p *Persistence) Update(ctx context.Context, origin string, f func([]byte) ([]byte, error)) error