19 lines
570 B
Go
19 lines
570 B
Go
package store
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import (
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"context"
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"time"
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)
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// RateLimitStore manages distributed rate limit counters.
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// v0.32.0: replaces in-memory token bucket for cross-pod rate limiting.
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type RateLimitStore interface {
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// Allow checks if a request is within the rate limit.
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// key is "{scope}:{identifier}" e.g. "auth:192.168.1.1".
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// Atomically increments the counter if allowed.
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Allow(ctx context.Context, key string, rate float64, burst int) (bool, error)
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// Cleanup removes expired windows older than maxAge.
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Cleanup(ctx context.Context, maxAge time.Duration) error
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}
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