Struct ConcurrencyLimit 

pub struct ConcurrencyLimit { /* private fields */ }

Sheds excess load instead of queueing requests when all execution slots are busy.

Implementations

impl ConcurrencyLimit

pub fn new(max_concurrent_requests: usize) -> Self

pub fn with_priority_reserve(self, capacity: usize) -> Self

Sets the additional capacity reserved exclusively for priority routes.

pub fn with_metrics(self, metrics: HttpMetrics) -> Self

Trait Implementations

impl Clone for ConcurrencyLimit

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<S, B> Transform<S, ServiceRequest> for ConcurrencyLimit

where S: Service<ServiceRequest, Response = ServiceResponse<B>, Error = Error> + 'static, S::Future: 'static, B: MessageBody + 'static,

type Response = ServiceResponse<EitherBody<B>>

Responses produced by the service.

type Error = Error

Errors produced by the service.

type Transform = ConcurrencyLimitMiddleware<S>

The TransformService value created by this factory

type InitError = ()

Errors produced while building a transform service.

type Future = Ready<Result<<ConcurrencyLimit as Transform<S, ServiceRequest>>::Transform, <ConcurrencyLimit as Transform<S, ServiceRequest>>::InitError>>

The future response value.

fn new_transform(&self, service: S) -> Self::Future

Creates and returns a new Transform component, asynchronously