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Index ¶
Constants ¶
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Variables ¶
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var ( // Hit is a counter for cache hits. Hit = metrics.MustInt64(). Counter( prometheus.BuildFQName(namespace, subsystem, "hit"), metric.WithDescription("The number of cache hits"), ) // Miss is a counter for cache misses. Miss = metrics.MustInt64(). Counter( prometheus.BuildFQName(namespace, subsystem, "miss"), metric.WithDescription("The number of cache misses"), ) // Error is a counter for cache errors. Error = metrics.MustInt64(). Counter( prometheus.BuildFQName(namespace, subsystem, "error"), metric.WithDescription("The number of times an error occurred reading or writing to the cache"), ) )
Functions ¶
Types ¶
type Cacher ¶
type Cacher interface {
// Get retrieves a value from the cache, the bool indicates if the item was found
Get(ctx context.Context, key string) ([]byte, bool, error)
// Set sets a value in the cache
Set(ctx context.Context, key string, value []byte) error
// Delete removes a value from the cache
Delete(ctx context.Context, key string) error
fmt.Stringer
}
Cacher modifies and queries a cache
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