From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 third_party/rust/hyper/src/client/service.rs | 89 ++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 third_party/rust/hyper/src/client/service.rs

(limited to 'third_party/rust/hyper/src/client/service.rs')

diff --git a/third_party/rust/hyper/src/client/service.rs b/third_party/rust/hyper/src/client/service.rs
new file mode 100644
index 0000000000..406f61edc9
--- /dev/null
+++ b/third_party/rust/hyper/src/client/service.rs
@@ -0,0 +1,89 @@
+//! Utilities used to interact with the Tower ecosystem.
+//!
+//! This module provides `Connect` which hook-ins into the Tower ecosystem.
+
+use std::error::Error as StdError;
+use std::future::Future;
+use std::marker::PhantomData;
+
+use tracing::debug;
+
+use super::conn::{Builder, SendRequest};
+use crate::{
+    body::HttpBody,
+    common::{task, Pin, Poll},
+    service::{MakeConnection, Service},
+};
+
+/// Creates a connection via `SendRequest`.
+///
+/// This accepts a `hyper::client::conn::Builder` and provides
+/// a `MakeService` implementation to create connections from some
+/// target `T`.
+#[derive(Debug)]
+pub struct Connect<C, B, T> {
+    inner: C,
+    builder: Builder,
+    _pd: PhantomData<fn(T, B)>,
+}
+
+impl<C, B, T> Connect<C, B, T> {
+    /// Create a new `Connect` with some inner connector `C` and a connection
+    /// builder.
+    pub fn new(inner: C, builder: Builder) -> Self {
+        Self {
+            inner,
+            builder,
+            _pd: PhantomData,
+        }
+    }
+}
+
+impl<C, B, T> Service<T> for Connect<C, B, T>
+where
+    C: MakeConnection<T>,
+    C::Connection: Unpin + Send + 'static,
+    C::Future: Send + 'static,
+    C::Error: Into<Box<dyn StdError + Send + Sync>> + Send,
+    B: HttpBody + Unpin + Send + 'static,
+    B::Data: Send + Unpin,
+    B::Error: Into<Box<dyn StdError + Send + Sync>>,
+{
+    type Response = SendRequest<B>;
+    type Error = crate::Error;
+    type Future =
+        Pin<Box<dyn Future<Output = Result<Self::Response, Self::Error>> + Send + 'static>>;
+
+    fn poll_ready(&mut self, cx: &mut task::Context<'_>) -> Poll<Result<(), Self::Error>> {
+        self.inner
+            .poll_ready(cx)
+            .map_err(|e| crate::Error::new(crate::error::Kind::Connect).with(e.into()))
+    }
+
+    fn call(&mut self, req: T) -> Self::Future {
+        let builder = self.builder.clone();
+        let io = self.inner.make_connection(req);
+
+        let fut = async move {
+            match io.await {
+                Ok(io) => match builder.handshake(io).await {
+                    Ok((sr, conn)) => {
+                        builder.exec.execute(async move {
+                            if let Err(e) = conn.await {
+                                debug!("connection error: {:?}", e);
+                            }
+                        });
+                        Ok(sr)
+                    }
+                    Err(e) => Err(e),
+                },
+                Err(e) => {
+                    let err = crate::Error::new(crate::error::Kind::Connect).with(e.into());
+                    Err(err)
+                }
+            }
+        };
+
+        Box::pin(fut)
+    }
+}
-- 
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