AutoThrottleMiddlewareBuilder

spider_middleware::autothrottle

Struct AutoThrottleMiddlewareBuilder 

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pub struct AutoThrottleMiddlewareBuilder { /* private fields */ }
Expand description

Builder for AutoThrottleMiddleware.

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impl AutoThrottleMiddlewareBuilder

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pub fn scope(self, scope: Scope) -> Self

Sets throttling scope.

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pub fn min_delay(self, min_delay: Duration) -> Self

Sets minimum delay between requests.

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pub fn max_delay(self, max_delay: Duration) -> Self

Sets maximum delay between requests.

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pub fn target_concurrency(self, target_concurrency: f64) -> Self

Sets target concurrency used in latency / target_concurrency.

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pub fn smoothing_factor(self, smoothing_factor: f64) -> Self

Sets smoothing factor (0.0..=1.0) for delay updates.

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pub fn error_penalty(self, error_penalty: f64) -> Self

Sets multiplier for 5xx responses.

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pub fn forbidden_penalty(self, forbidden_penalty: f64) -> Self

Sets multiplier for 403 responses.

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pub fn too_many_penalty(self, too_many_penalty: f64) -> Self

Sets multiplier for 429 responses.

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pub fn jitter(self, jitter: bool) -> Self

Enables/disables sleep jitter.

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pub fn cache_ttl(self, cache_ttl: Duration) -> Self

Sets middleware state cache TTL.

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pub fn cache_capacity(self, cache_capacity: u64) -> Self

Sets middleware state cache capacity.

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pub fn build(self) -> AutoThrottleMiddleware

Builds AutoThrottleMiddleware.

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impl Default for AutoThrottleMiddlewareBuilder

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fn default() -> Self

Returns the “default value” for a type. Read more

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