consul

func New ¶

func New(client *api.Client, opts ...widelock.OptionSet) (widelock.MutexSet, error)

func WithDeleteKey ¶

func WithDeleteKey() widelock.OptionSet

WithDeleteKey create a Set option to specify behavior to delete key of unlocked locker and all keys in Set after closed. This would slightly increase load of unlock, but if the locker would be used only once in most cases, enable this is helpful to reduce memory usage of Consul server.

func WithDuration ¶

func WithDuration(d time.Duration) widelock.Option

WithDuration set duration for sustaining the lock. It start from lock really obtained.

func WithExpiry ¶

func WithExpiry(e time.Time) widelock.Option

WithExpiry set expiry for lock. It would be covered by duration if set.

func WithKeyPrefix ¶

func WithKeyPrefix(prefix string) widelock.OptionSet

WithKeyPrefix create a Set option to set the prefix of key of Consul. Default is `widelock:`

func WithLostNotify ¶

func WithLostNotify(ch chan<- struct{}) widelock.Option