keycache

Documentation

Index

• type Cache
  • func NewCache(ctx context.Context, readOnly col.ReadOnlyCollection, key string, ...) *Cache
  • func (c *Cache) Load() interface{}
  • func (c *Cache) Watch()

Types

type Cache

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

Cache watches a key in etcd and caches the value in an atomic value This is useful for frequently read but infrequently updated values

func NewCache

func NewCache(ctx context.Context, readOnly col.ReadOnlyCollection, key string, defaultValue proto.Message) *Cache

NewCache returns a cache for the given key in the etcd collection

func (*Cache) Load

func (c *Cache) Load() interface{}

Load retrieves the current cached value

func (*Cache) Watch

func (c *Cache) Watch()

Watch should be called in a goroutine to start the watcher