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35 lines
1.4 KiB
Go
35 lines
1.4 KiB
Go
package limiter
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import (
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"context"
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"time"
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)
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// Store is the common interface for limiter stores.
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type Store interface {
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// Get returns the limit for given identifier.
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Get(ctx context.Context, key string, rate Rate) (Context, error)
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// Peek returns the limit for given identifier, without modification on current values.
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Peek(ctx context.Context, key string, rate Rate) (Context, error)
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// Reset resets the limit to zero for given identifier.
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Reset(ctx context.Context, key string, rate Rate) (Context, error)
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// Increment increments the limit by given count & gives back the new limit for given identifier
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Increment(ctx context.Context, key string, count int64, rate Rate) (Context, error)
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}
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// StoreOptions are options for store.
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type StoreOptions struct {
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// Prefix is the prefix to use for the key.
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Prefix string
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// MaxRetry is the maximum number of retry under race conditions on redis store.
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// Deprecated: this option is no longer required since all operations are atomic now.
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MaxRetry int
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// CleanUpInterval is the interval for cleanup (run garbage collection) on stale entries on memory store.
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// Setting this to a low value will optimize memory consumption, but will likely
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// reduce performance and increase lock contention.
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// Setting this to a high value will maximum throughput, but will increase the memory footprint.
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CleanUpInterval time.Duration
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}
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