pub struct TimeoutBody<B> { /* private fields */ }
Available on crate feature timeout only.
Expand description

Middleware that applies a timeout to request and response bodies.

Wrapper around a http_body::Body to time out if data is not ready within the specified duration.

Bodies must produce data at most within the specified timeout. If the body does not produce a requested data frame within the timeout period, it will return an error.

Differences from Timeout

Timeout applies a timeout to the request future, not body. That timeout is not reset when bytes are handled, whether the request is active or not. Bodies are handled asynchronously outside of the tower stack’s future and thus needs an additional timeout.

This middleware will return a TimeoutError.

Example

use http::{Request, Response};
use hyper::Body;
use std::time::Duration;
use tower::ServiceBuilder;
use tower_http::timeout::RequestBodyTimeoutLayer;

async fn handle(_: Request<Body>) -> Result<Response<Body>, std::convert::Infallible> {
    // ...
}

let svc = ServiceBuilder::new()
    // Timeout bodies after 30 seconds of inactivity
    .layer(RequestBodyTimeoutLayer::new(Duration::from_secs(30)))
    .service_fn(handle);

Implementations§

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impl<B> TimeoutBody<B>

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pub fn new(timeout: Duration, body: B) -> Self

Creates a new TimeoutBody.

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impl<B> Body for TimeoutBody<B>where B: Body, B::Error: Into<BoxError>,

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type Data = <B as Body>::Data

Values yielded by the Body.
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type Error = Box<dyn Error + Send + Sync, Global>

The error type this Body might generate.
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fn poll_data( self: Pin<&mut Self>, cx: &mut Context<'_> ) -> Poll<Option<Result<Self::Data, Self::Error>>>

Attempt to pull out the next data buffer of this stream.
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fn poll_trailers( self: Pin<&mut Self>, cx: &mut Context<'_> ) -> Poll<Result<Option<HeaderMap>, Self::Error>>

Poll for an optional single HeaderMap of trailers. Read more
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fn is_end_stream(&self) -> bool

Returns true when the end of stream has been reached. Read more
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fn size_hint(&self) -> SizeHint

Returns the bounds on the remaining length of the stream. Read more
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fn map_data<F, B>(self, f: F) -> MapData<Self, F>where Self: Sized, F: FnMut(Self::Data) -> B, B: Buf,

Maps this body’s data value to a different value.
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fn map_err<F, E>(self, f: F) -> MapErr<Self, F>where Self: Sized, F: FnMut(Self::Error) -> E,

Maps this body’s error value to a different value.
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impl<'__pin, B> Unpin for TimeoutBody<B>where __Origin<'__pin, B>: Unpin,

Auto Trait Implementations§

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impl<B> !RefUnwindSafe for TimeoutBody<B>

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impl<B> Send for TimeoutBody<B>where B: Send,

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impl<B> Sync for TimeoutBody<B>where B: Sync,

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impl<B> !UnwindSafe for TimeoutBody<B>

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impl<T> Any for Twhere T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for Twhere T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for Twhere U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> PolicyExt for Twhere T: ?Sized,

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fn and<P, B, E>(self, other: P) -> And<T, P>where T: Policy<B, E>, P: Policy<B, E>,

Available on crate feature follow-redirect only.
Create a new Policy that returns Action::Follow only if self and other return Action::Follow. Read more
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fn or<P, B, E>(self, other: P) -> Or<T, P>where T: Policy<B, E>, P: Policy<B, E>,

Available on crate feature follow-redirect only.
Create a new Policy that returns Action::Follow if either self or other returns Action::Follow. Read more
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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more