| <!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `/root/.cargo/registry/src/github.com-1ecc6299db9ec823/hyper-0.14.26/src/server/server.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>server.rs - source</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" href="../../../normalize.css"><link rel="stylesheet" href="../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" href="../../../ayu.css" disabled><link rel="stylesheet" href="../../../dark.css" disabled><link rel="stylesheet" href="../../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../../storage.js"></script><script defer src="../../../source-script.js"></script><script defer src="../../../source-files.js"></script><script defer src="../../../main.js"></script><noscript><link rel="stylesheet" href="../../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../../favicon.svg"></head><body class="rustdoc source"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><a class="sidebar-logo" href="../../../hyper/index.html"><div class="logo-container"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></div></a></nav><main><div class="width-limiter"><nav class="sub"><a class="sub-logo-container" href="../../../hyper/index.html"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></a><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="example-wrap"><pre class="src-line-numbers"><span id="1">1</span> |
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| </pre><pre class="rust"><code><span class="kw">use </span>std::error::Error <span class="kw">as </span>StdError; |
| <span class="kw">use </span>std::fmt; |
| <span class="attribute">#[cfg(feature = <span class="string">"tcp"</span>)] |
| </span><span class="kw">use </span>std::net::{SocketAddr, TcpListener <span class="kw">as </span>StdTcpListener}; |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"tcp"</span>)] |
| </span><span class="kw">use </span>std::time::Duration; |
| |
| <span class="kw">use </span>pin_project_lite::pin_project; |
| |
| <span class="kw">use </span>tokio::io::{AsyncRead, AsyncWrite}; |
| <span class="kw">use </span>tracing::trace; |
| |
| <span class="kw">use </span><span class="kw">super</span>::accept::Accept; |
| <span class="attribute">#[cfg(all(feature = <span class="string">"tcp"</span>))] |
| </span><span class="kw">use </span><span class="kw">super</span>::tcp::AddrIncoming; |
| <span class="kw">use </span><span class="kw">crate</span>::body::{Body, HttpBody}; |
| <span class="kw">use </span><span class="kw">crate</span>::common::exec::Exec; |
| <span class="kw">use </span><span class="kw">crate</span>::common::exec::{ConnStreamExec, NewSvcExec}; |
| <span class="kw">use </span><span class="kw">crate</span>::common::{task, Future, Pin, Poll, Unpin}; |
| <span class="comment">// Renamed `Http` as `Http_` for now so that people upgrading don't see an |
| // error that `hyper::server::Http` is private... |
| </span><span class="kw">use </span><span class="kw">super</span>::conn::{Connection, Http <span class="kw">as </span>Http_, UpgradeableConnection}; |
| <span class="kw">use </span><span class="kw">super</span>::shutdown::{Graceful, GracefulWatcher}; |
| <span class="kw">use </span><span class="kw">crate</span>::service::{HttpService, MakeServiceRef}; |
| |
| <span class="kw">use </span><span class="self">self</span>::new_svc::NewSvcTask; |
| |
| <span class="macro">pin_project! </span>{ |
| <span class="doccomment">/// A listening HTTP server that accepts connections in both HTTP1 and HTTP2 by default. |
| /// |
| /// `Server` is a `Future` mapping a bound listener with a set of service |
| /// handlers. It is built using the [`Builder`](Builder), and the future |
| /// completes when the server has been shutdown. It should be run by an |
| /// `Executor`. |
| </span><span class="kw">pub struct </span>Server<I, S, E = Exec> { |
| <span class="attribute">#[pin] |
| </span>incoming: I, |
| make_service: S, |
| protocol: Http_<E>, |
| } |
| } |
| |
| <span class="doccomment">/// A builder for a [`Server`](Server). |
| </span><span class="attribute">#[derive(Debug)] |
| #[cfg_attr(docsrs, doc(cfg(any(feature = <span class="string">"http1"</span>, feature = <span class="string">"http2"</span>))))] |
| </span><span class="kw">pub struct </span>Builder<I, E = Exec> { |
| incoming: I, |
| protocol: Http_<E>, |
| } |
| |
| <span class="comment">// ===== impl Server ===== |
| |
| </span><span class="attribute">#[cfg_attr(docsrs, doc(cfg(any(feature = <span class="string">"http1"</span>, feature = <span class="string">"http2"</span>))))] |
| </span><span class="kw">impl</span><I> Server<I, ()> { |
| <span class="doccomment">/// Starts a [`Builder`](Builder) with the provided incoming stream. |
| </span><span class="kw">pub fn </span>builder(incoming: I) -> Builder<I> { |
| Builder { |
| incoming, |
| protocol: Http_::new(), |
| } |
| } |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"tcp"</span>)] |
| #[cfg_attr( |
| docsrs, |
| doc(cfg(all(feature = <span class="string">"tcp"</span>, any(feature = <span class="string">"http1"</span>, feature = <span class="string">"http2"</span>)))) |
| )] |
| </span><span class="kw">impl </span>Server<AddrIncoming, ()> { |
| <span class="doccomment">/// Binds to the provided address, and returns a [`Builder`](Builder). |
| /// |
| /// # Panics |
| /// |
| /// This method will panic if binding to the address fails. For a method |
| /// to bind to an address and return a `Result`, see `Server::try_bind`. |
| </span><span class="kw">pub fn </span>bind(addr: <span class="kw-2">&</span>SocketAddr) -> Builder<AddrIncoming> { |
| <span class="kw">let </span>incoming = AddrIncoming::new(addr).unwrap_or_else(|e| { |
| <span class="macro">panic!</span>(<span class="string">"error binding to {}: {}"</span>, addr, e); |
| }); |
| Server::builder(incoming) |
| } |
| |
| <span class="doccomment">/// Tries to bind to the provided address, and returns a [`Builder`](Builder). |
| </span><span class="kw">pub fn </span>try_bind(addr: <span class="kw-2">&</span>SocketAddr) -> <span class="kw">crate</span>::Result<Builder<AddrIncoming>> { |
| AddrIncoming::new(addr).map(Server::builder) |
| } |
| |
| <span class="doccomment">/// Create a new instance from a `std::net::TcpListener` instance. |
| </span><span class="kw">pub fn </span>from_tcp(listener: StdTcpListener) -> <span class="prelude-ty">Result</span><Builder<AddrIncoming>, <span class="kw">crate</span>::Error> { |
| AddrIncoming::from_std(listener).map(Server::builder) |
| } |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"tcp"</span>)] |
| #[cfg_attr( |
| docsrs, |
| doc(cfg(all(feature = <span class="string">"tcp"</span>, any(feature = <span class="string">"http1"</span>, feature = <span class="string">"http2"</span>)))) |
| )] |
| </span><span class="kw">impl</span><S, E> Server<AddrIncoming, S, E> { |
| <span class="doccomment">/// Returns the local address that this server is bound to. |
| </span><span class="kw">pub fn </span>local_addr(<span class="kw-2">&</span><span class="self">self</span>) -> SocketAddr { |
| <span class="self">self</span>.incoming.local_addr() |
| } |
| } |
| |
| <span class="attribute">#[cfg_attr(docsrs, doc(cfg(any(feature = <span class="string">"http1"</span>, feature = <span class="string">"http2"</span>))))] |
| </span><span class="kw">impl</span><I, IO, IE, S, E, B> Server<I, S, E> |
| <span class="kw">where |
| </span>I: Accept<Conn = IO, Error = IE>, |
| IE: Into<Box<<span class="kw">dyn </span>StdError + Send + Sync>>, |
| IO: AsyncRead + AsyncWrite + Unpin + Send + <span class="lifetime">'static</span>, |
| S: MakeServiceRef<IO, Body, ResBody = B>, |
| S::Error: Into<Box<<span class="kw">dyn </span>StdError + Send + Sync>>, |
| B: HttpBody + <span class="lifetime">'static</span>, |
| B::Error: Into<Box<<span class="kw">dyn </span>StdError + Send + Sync>>, |
| E: ConnStreamExec<<S::Service <span class="kw">as </span>HttpService<Body>>::Future, B>, |
| { |
| <span class="doccomment">/// Prepares a server to handle graceful shutdown when the provided future |
| /// completes. |
| /// |
| /// # Example |
| /// |
| /// ``` |
| /// # fn main() {} |
| /// # #[cfg(feature = "tcp")] |
| /// # async fn run() { |
| /// # use hyper::{Body, Response, Server, Error}; |
| /// # use hyper::service::{make_service_fn, service_fn}; |
| /// # let make_service = make_service_fn(|_| async { |
| /// # Ok::<_, Error>(service_fn(|_req| async { |
| /// # Ok::<_, Error>(Response::new(Body::from("Hello World"))) |
| /// # })) |
| /// # }); |
| /// // Make a server from the previous examples... |
| /// let server = Server::bind(&([127, 0, 0, 1], 3000).into()) |
| /// .serve(make_service); |
| /// |
| /// // Prepare some signal for when the server should start shutting down... |
| /// let (tx, rx) = tokio::sync::oneshot::channel::<()>(); |
| /// let graceful = server |
| /// .with_graceful_shutdown(async { |
| /// rx.await.ok(); |
| /// }); |
| /// |
| /// // Await the `server` receiving the signal... |
| /// if let Err(e) = graceful.await { |
| /// eprintln!("server error: {}", e); |
| /// } |
| /// |
| /// // And later, trigger the signal by calling `tx.send(())`. |
| /// let _ = tx.send(()); |
| /// # } |
| /// ``` |
| </span><span class="kw">pub fn </span>with_graceful_shutdown<F>(<span class="self">self</span>, signal: F) -> Graceful<I, S, F, E> |
| <span class="kw">where |
| </span>F: Future<Output = ()>, |
| E: NewSvcExec<IO, S::Future, S::Service, E, GracefulWatcher>, |
| { |
| Graceful::new(<span class="self">self</span>, signal) |
| } |
| |
| <span class="kw">fn </span>poll_next_( |
| <span class="self">self</span>: Pin<<span class="kw-2">&mut </span><span class="self">Self</span>>, |
| cx: <span class="kw-2">&mut </span>task::Context<<span class="lifetime">'_</span>>, |
| ) -> Poll<<span class="prelude-ty">Option</span><<span class="kw">crate</span>::Result<Connecting<IO, S::Future, E>>>> { |
| <span class="kw">let </span>me = <span class="self">self</span>.project(); |
| <span class="kw">match </span><span class="macro">ready!</span>(me.make_service.poll_ready_ref(cx)) { |
| <span class="prelude-val">Ok</span>(()) => (), |
| <span class="prelude-val">Err</span>(e) => { |
| <span class="macro">trace!</span>(<span class="string">"make_service closed"</span>); |
| <span class="kw">return </span>Poll::Ready(<span class="prelude-val">Some</span>(<span class="prelude-val">Err</span>(<span class="kw">crate</span>::Error::new_user_make_service(e)))); |
| } |
| } |
| |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(item) = <span class="macro">ready!</span>(me.incoming.poll_accept(cx)) { |
| <span class="kw">let </span>io = item.map_err(<span class="kw">crate</span>::Error::new_accept)<span class="question-mark">?</span>; |
| <span class="kw">let </span>new_fut = me.make_service.make_service_ref(<span class="kw-2">&</span>io); |
| Poll::Ready(<span class="prelude-val">Some</span>(<span class="prelude-val">Ok</span>(Connecting { |
| future: new_fut, |
| io: <span class="prelude-val">Some</span>(io), |
| protocol: me.protocol.clone(), |
| }))) |
| } <span class="kw">else </span>{ |
| Poll::Ready(<span class="prelude-val">None</span>) |
| } |
| } |
| |
| <span class="kw">pub</span>(<span class="kw">super</span>) <span class="kw">fn </span>poll_watch<W>( |
| <span class="kw-2">mut </span><span class="self">self</span>: Pin<<span class="kw-2">&mut </span><span class="self">Self</span>>, |
| cx: <span class="kw-2">&mut </span>task::Context<<span class="lifetime">'_</span>>, |
| watcher: <span class="kw-2">&</span>W, |
| ) -> Poll<<span class="kw">crate</span>::Result<()>> |
| <span class="kw">where |
| </span>E: NewSvcExec<IO, S::Future, S::Service, E, W>, |
| W: Watcher<IO, S::Service, E>, |
| { |
| <span class="kw">loop </span>{ |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(connecting) = <span class="macro">ready!</span>(<span class="self">self</span>.as_mut().poll_next_(cx)<span class="question-mark">?</span>) { |
| <span class="kw">let </span>fut = NewSvcTask::new(connecting, watcher.clone()); |
| <span class="self">self</span>.as_mut().project().protocol.exec.execute_new_svc(fut); |
| } <span class="kw">else </span>{ |
| <span class="kw">return </span>Poll::Ready(<span class="prelude-val">Ok</span>(())); |
| } |
| } |
| } |
| } |
| |
| <span class="attribute">#[cfg_attr(docsrs, doc(cfg(any(feature = <span class="string">"http1"</span>, feature = <span class="string">"http2"</span>))))] |
| </span><span class="kw">impl</span><I, IO, IE, S, B, E> Future <span class="kw">for </span>Server<I, S, E> |
| <span class="kw">where |
| </span>I: Accept<Conn = IO, Error = IE>, |
| IE: Into<Box<<span class="kw">dyn </span>StdError + Send + Sync>>, |
| IO: AsyncRead + AsyncWrite + Unpin + Send + <span class="lifetime">'static</span>, |
| S: MakeServiceRef<IO, Body, ResBody = B>, |
| S::Error: Into<Box<<span class="kw">dyn </span>StdError + Send + Sync>>, |
| B: HttpBody + <span class="lifetime">'static</span>, |
| B::Error: Into<Box<<span class="kw">dyn </span>StdError + Send + Sync>>, |
| E: ConnStreamExec<<S::Service <span class="kw">as </span>HttpService<Body>>::Future, B>, |
| E: NewSvcExec<IO, S::Future, S::Service, E, NoopWatcher>, |
| { |
| <span class="kw">type </span>Output = <span class="kw">crate</span>::Result<()>; |
| |
| <span class="kw">fn </span>poll(<span class="self">self</span>: Pin<<span class="kw-2">&mut </span><span class="self">Self</span>>, cx: <span class="kw-2">&mut </span>task::Context<<span class="lifetime">'_</span>>) -> Poll<<span class="self">Self</span>::Output> { |
| <span class="self">self</span>.poll_watch(cx, <span class="kw-2">&</span>NoopWatcher) |
| } |
| } |
| |
| <span class="kw">impl</span><I: fmt::Debug, S: fmt::Debug> fmt::Debug <span class="kw">for </span>Server<I, S> { |
| <span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>fmt::Formatter<<span class="lifetime">'_</span>>) -> fmt::Result { |
| <span class="kw">let </span><span class="kw-2">mut </span>st = f.debug_struct(<span class="string">"Server"</span>); |
| st.field(<span class="string">"listener"</span>, <span class="kw-2">&</span><span class="self">self</span>.incoming); |
| st.finish() |
| } |
| } |
| |
| <span class="comment">// ===== impl Builder ===== |
| |
| </span><span class="attribute">#[cfg_attr(docsrs, doc(cfg(any(feature = <span class="string">"http1"</span>, feature = <span class="string">"http2"</span>))))] |
| </span><span class="kw">impl</span><I, E> Builder<I, E> { |
| <span class="doccomment">/// Start a new builder, wrapping an incoming stream and low-level options. |
| /// |
| /// For a more convenient constructor, see [`Server::bind`](Server::bind). |
| </span><span class="kw">pub fn </span>new(incoming: I, protocol: Http_<E>) -> <span class="self">Self </span>{ |
| Builder { incoming, protocol } |
| } |
| |
| <span class="doccomment">/// Sets whether to use keep-alive for HTTP/1 connections. |
| /// |
| /// Default is `true`. |
| </span><span class="attribute">#[cfg(feature = <span class="string">"http1"</span>)] |
| #[cfg_attr(docsrs, doc(cfg(feature = <span class="string">"http1"</span>)))] |
| </span><span class="kw">pub fn </span>http1_keepalive(<span class="kw-2">mut </span><span class="self">self</span>, val: bool) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.http1_keep_alive(val); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set whether HTTP/1 connections should support half-closures. |
| /// |
| /// Clients can chose to shutdown their write-side while waiting |
| /// for the server to respond. Setting this to `true` will |
| /// prevent closing the connection immediately if `read` |
| /// detects an EOF in the middle of a request. |
| /// |
| /// Default is `false`. |
| </span><span class="attribute">#[cfg(feature = <span class="string">"http1"</span>)] |
| #[cfg_attr(docsrs, doc(cfg(feature = <span class="string">"http1"</span>)))] |
| </span><span class="kw">pub fn </span>http1_half_close(<span class="kw-2">mut </span><span class="self">self</span>, val: bool) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.http1_half_close(val); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set the maximum buffer size. |
| /// |
| /// Default is ~ 400kb. |
| </span><span class="attribute">#[cfg(feature = <span class="string">"http1"</span>)] |
| #[cfg_attr(docsrs, doc(cfg(feature = <span class="string">"http1"</span>)))] |
| </span><span class="kw">pub fn </span>http1_max_buf_size(<span class="kw-2">mut </span><span class="self">self</span>, val: usize) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.max_buf_size(val); |
| <span class="self">self |
| </span>} |
| |
| <span class="comment">// Sets whether to bunch up HTTP/1 writes until the read buffer is empty. |
| // |
| // This isn't really desirable in most cases, only really being useful in |
| // silly pipeline benchmarks. |
| </span><span class="attribute">#[doc(hidden)] |
| #[cfg(feature = <span class="string">"http1"</span>)] |
| </span><span class="kw">pub fn </span>http1_pipeline_flush(<span class="kw-2">mut </span><span class="self">self</span>, val: bool) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.pipeline_flush(val); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set whether HTTP/1 connections should try to use vectored writes, |
| /// or always flatten into a single buffer. |
| /// |
| /// Note that setting this to false may mean more copies of body data, |
| /// but may also improve performance when an IO transport doesn't |
| /// support vectored writes well, such as most TLS implementations. |
| /// |
| /// Setting this to true will force hyper to use queued strategy |
| /// which may eliminate unnecessary cloning on some TLS backends |
| /// |
| /// Default is `auto`. In this mode hyper will try to guess which |
| /// mode to use |
| </span><span class="attribute">#[cfg(feature = <span class="string">"http1"</span>)] |
| </span><span class="kw">pub fn </span>http1_writev(<span class="kw-2">mut </span><span class="self">self</span>, enabled: bool) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.http1_writev(enabled); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set whether HTTP/1 connections will write header names as title case at |
| /// the socket level. |
| /// |
| /// Note that this setting does not affect HTTP/2. |
| /// |
| /// Default is false. |
| </span><span class="attribute">#[cfg(feature = <span class="string">"http1"</span>)] |
| #[cfg_attr(docsrs, doc(cfg(feature = <span class="string">"http1"</span>)))] |
| </span><span class="kw">pub fn </span>http1_title_case_headers(<span class="kw-2">mut </span><span class="self">self</span>, val: bool) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.http1_title_case_headers(val); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set whether to support preserving original header cases. |
| /// |
| /// Currently, this will record the original cases received, and store them |
| /// in a private extension on the `Request`. It will also look for and use |
| /// such an extension in any provided `Response`. |
| /// |
| /// Since the relevant extension is still private, there is no way to |
| /// interact with the original cases. The only effect this can have now is |
| /// to forward the cases in a proxy-like fashion. |
| /// |
| /// Note that this setting does not affect HTTP/2. |
| /// |
| /// Default is false. |
| </span><span class="attribute">#[cfg(feature = <span class="string">"http1"</span>)] |
| #[cfg_attr(docsrs, doc(cfg(feature = <span class="string">"http1"</span>)))] |
| </span><span class="kw">pub fn </span>http1_preserve_header_case(<span class="kw-2">mut </span><span class="self">self</span>, val: bool) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.http1_preserve_header_case(val); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set a timeout for reading client request headers. If a client does not |
| /// transmit the entire header within this time, the connection is closed. |
| /// |
| /// Default is None. |
| </span><span class="attribute">#[cfg(all(feature = <span class="string">"http1"</span>, feature = <span class="string">"runtime"</span>))] |
| #[cfg_attr(docsrs, doc(cfg(all(feature = <span class="string">"http1"</span>, feature = <span class="string">"runtime"</span>))))] |
| </span><span class="kw">pub fn </span>http1_header_read_timeout(<span class="kw-2">mut </span><span class="self">self</span>, read_timeout: Duration) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.http1_header_read_timeout(read_timeout); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Sets whether HTTP/1 is required. |
| /// |
| /// Default is `false`. |
| </span><span class="attribute">#[cfg(feature = <span class="string">"http1"</span>)] |
| #[cfg_attr(docsrs, doc(cfg(feature = <span class="string">"http1"</span>)))] |
| </span><span class="kw">pub fn </span>http1_only(<span class="kw-2">mut </span><span class="self">self</span>, val: bool) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.http1_only(val); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Sets whether HTTP/2 is required. |
| /// |
| /// Default is `false`. |
| </span><span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| #[cfg_attr(docsrs, doc(cfg(feature = <span class="string">"http2"</span>)))] |
| </span><span class="kw">pub fn </span>http2_only(<span class="kw-2">mut </span><span class="self">self</span>, val: bool) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.http2_only(val); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Configures the maximum number of pending reset streams allowed before a GOAWAY will be sent. |
| /// |
| /// This will default to whatever the default in h2 is. As of v0.3.17, it is 20. |
| /// |
| /// See <https://github.com/hyperium/hyper/issues/2877> for more information. |
| </span><span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| #[cfg_attr(docsrs, doc(cfg(feature = <span class="string">"http2"</span>)))] |
| </span><span class="kw">pub fn </span>http2_max_pending_accept_reset_streams(<span class="kw-2">mut </span><span class="self">self</span>, max: <span class="kw">impl </span>Into<<span class="prelude-ty">Option</span><usize>>) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.http2_max_pending_accept_reset_streams(max); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Sets the [`SETTINGS_INITIAL_WINDOW_SIZE`][spec] option for HTTP2 |
| /// stream-level flow control. |
| /// |
| /// Passing `None` will do nothing. |
| /// |
| /// If not set, hyper will use a default. |
| /// |
| /// [spec]: https://http2.github.io/http2-spec/#SETTINGS_INITIAL_WINDOW_SIZE |
| </span><span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| #[cfg_attr(docsrs, doc(cfg(feature = <span class="string">"http2"</span>)))] |
| </span><span class="kw">pub fn </span>http2_initial_stream_window_size(<span class="kw-2">mut </span><span class="self">self</span>, sz: <span class="kw">impl </span>Into<<span class="prelude-ty">Option</span><u32>>) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.http2_initial_stream_window_size(sz.into()); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Sets the max connection-level flow control for HTTP2 |
| /// |
| /// Passing `None` will do nothing. |
| /// |
| /// If not set, hyper will use a default. |
| </span><span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| #[cfg_attr(docsrs, doc(cfg(feature = <span class="string">"http2"</span>)))] |
| </span><span class="kw">pub fn </span>http2_initial_connection_window_size(<span class="kw-2">mut </span><span class="self">self</span>, sz: <span class="kw">impl </span>Into<<span class="prelude-ty">Option</span><u32>>) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol |
| .http2_initial_connection_window_size(sz.into()); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Sets whether to use an adaptive flow control. |
| /// |
| /// Enabling this will override the limits set in |
| /// `http2_initial_stream_window_size` and |
| /// `http2_initial_connection_window_size`. |
| </span><span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| #[cfg_attr(docsrs, doc(cfg(feature = <span class="string">"http2"</span>)))] |
| </span><span class="kw">pub fn </span>http2_adaptive_window(<span class="kw-2">mut </span><span class="self">self</span>, enabled: bool) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.http2_adaptive_window(enabled); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Sets the maximum frame size to use for HTTP2. |
| /// |
| /// Passing `None` will do nothing. |
| /// |
| /// If not set, hyper will use a default. |
| </span><span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| #[cfg_attr(docsrs, doc(cfg(feature = <span class="string">"http2"</span>)))] |
| </span><span class="kw">pub fn </span>http2_max_frame_size(<span class="kw-2">mut </span><span class="self">self</span>, sz: <span class="kw">impl </span>Into<<span class="prelude-ty">Option</span><u32>>) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.http2_max_frame_size(sz); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Sets the max size of received header frames. |
| /// |
| /// Default is currently ~16MB, but may change. |
| </span><span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| #[cfg_attr(docsrs, doc(cfg(feature = <span class="string">"http2"</span>)))] |
| </span><span class="kw">pub fn </span>http2_max_header_list_size(<span class="kw-2">mut </span><span class="self">self</span>, max: u32) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.http2_max_header_list_size(max); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Sets the [`SETTINGS_MAX_CONCURRENT_STREAMS`][spec] option for HTTP2 |
| /// connections. |
| /// |
| /// Default is no limit (`std::u32::MAX`). Passing `None` will do nothing. |
| /// |
| /// [spec]: https://http2.github.io/http2-spec/#SETTINGS_MAX_CONCURRENT_STREAMS |
| </span><span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| #[cfg_attr(docsrs, doc(cfg(feature = <span class="string">"http2"</span>)))] |
| </span><span class="kw">pub fn </span>http2_max_concurrent_streams(<span class="kw-2">mut </span><span class="self">self</span>, max: <span class="kw">impl </span>Into<<span class="prelude-ty">Option</span><u32>>) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.http2_max_concurrent_streams(max.into()); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Sets an interval for HTTP2 Ping frames should be sent to keep a |
| /// connection alive. |
| /// |
| /// Pass `None` to disable HTTP2 keep-alive. |
| /// |
| /// Default is currently disabled. |
| /// |
| /// # Cargo Feature |
| /// |
| /// Requires the `runtime` cargo feature to be enabled. |
| </span><span class="attribute">#[cfg(all(feature = <span class="string">"runtime"</span>, feature = <span class="string">"http2"</span>))] |
| #[cfg_attr(docsrs, doc(cfg(feature = <span class="string">"http2"</span>)))] |
| </span><span class="kw">pub fn </span>http2_keep_alive_interval(<span class="kw-2">mut </span><span class="self">self</span>, interval: <span class="kw">impl </span>Into<<span class="prelude-ty">Option</span><Duration>>) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.http2_keep_alive_interval(interval); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Sets a timeout for receiving an acknowledgement of the keep-alive ping. |
| /// |
| /// If the ping is not acknowledged within the timeout, the connection will |
| /// be closed. Does nothing if `http2_keep_alive_interval` is disabled. |
| /// |
| /// Default is 20 seconds. |
| /// |
| /// # Cargo Feature |
| /// |
| /// Requires the `runtime` cargo feature to be enabled. |
| </span><span class="attribute">#[cfg(all(feature = <span class="string">"runtime"</span>, feature = <span class="string">"http2"</span>))] |
| #[cfg_attr(docsrs, doc(cfg(feature = <span class="string">"http2"</span>)))] |
| </span><span class="kw">pub fn </span>http2_keep_alive_timeout(<span class="kw-2">mut </span><span class="self">self</span>, timeout: Duration) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.http2_keep_alive_timeout(timeout); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set the maximum write buffer size for each HTTP/2 stream. |
| /// |
| /// Default is currently ~400KB, but may change. |
| /// |
| /// # Panics |
| /// |
| /// The value must be no larger than `u32::MAX`. |
| </span><span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| #[cfg_attr(docsrs, doc(cfg(feature = <span class="string">"http2"</span>)))] |
| </span><span class="kw">pub fn </span>http2_max_send_buf_size(<span class="kw-2">mut </span><span class="self">self</span>, max: usize) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.http2_max_send_buf_size(max); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Enables the [extended CONNECT protocol]. |
| /// |
| /// [extended CONNECT protocol]: https://datatracker.ietf.org/doc/html/rfc8441#section-4 |
| </span><span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| </span><span class="kw">pub fn </span>http2_enable_connect_protocol(<span class="kw-2">mut </span><span class="self">self</span>) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.protocol.http2_enable_connect_protocol(); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Sets the `Executor` to deal with connection tasks. |
| /// |
| /// Default is `tokio::spawn`. |
| </span><span class="kw">pub fn </span>executor<E2>(<span class="self">self</span>, executor: E2) -> Builder<I, E2> { |
| Builder { |
| incoming: <span class="self">self</span>.incoming, |
| protocol: <span class="self">self</span>.protocol.with_executor(executor), |
| } |
| } |
| |
| <span class="doccomment">/// Consume this `Builder`, creating a [`Server`](Server). |
| /// |
| /// # Example |
| /// |
| /// ``` |
| /// # #[cfg(feature = "tcp")] |
| /// # async fn run() { |
| /// use hyper::{Body, Error, Response, Server}; |
| /// use hyper::service::{make_service_fn, service_fn}; |
| /// |
| /// // Construct our SocketAddr to listen on... |
| /// let addr = ([127, 0, 0, 1], 3000).into(); |
| /// |
| /// // And a MakeService to handle each connection... |
| /// let make_svc = make_service_fn(|_| async { |
| /// Ok::<_, Error>(service_fn(|_req| async { |
| /// Ok::<_, Error>(Response::new(Body::from("Hello World"))) |
| /// })) |
| /// }); |
| /// |
| /// // Then bind and serve... |
| /// let server = Server::bind(&addr) |
| /// .serve(make_svc); |
| /// |
| /// // Run forever-ish... |
| /// if let Err(err) = server.await { |
| /// eprintln!("server error: {}", err); |
| /// } |
| /// # } |
| /// ``` |
| </span><span class="kw">pub fn </span>serve<S, B>(<span class="self">self</span>, make_service: S) -> Server<I, S, E> |
| <span class="kw">where |
| </span>I: Accept, |
| I::Error: Into<Box<<span class="kw">dyn </span>StdError + Send + Sync>>, |
| I::Conn: AsyncRead + AsyncWrite + Unpin + Send + <span class="lifetime">'static</span>, |
| S: MakeServiceRef<I::Conn, Body, ResBody = B>, |
| S::Error: Into<Box<<span class="kw">dyn </span>StdError + Send + Sync>>, |
| B: HttpBody + <span class="lifetime">'static</span>, |
| B::Error: Into<Box<<span class="kw">dyn </span>StdError + Send + Sync>>, |
| E: NewSvcExec<I::Conn, S::Future, S::Service, E, NoopWatcher>, |
| E: ConnStreamExec<<S::Service <span class="kw">as </span>HttpService<Body>>::Future, B>, |
| { |
| Server { |
| incoming: <span class="self">self</span>.incoming, |
| make_service, |
| protocol: <span class="self">self</span>.protocol.clone(), |
| } |
| } |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"tcp"</span>)] |
| #[cfg_attr( |
| docsrs, |
| doc(cfg(all(feature = <span class="string">"tcp"</span>, any(feature = <span class="string">"http1"</span>, feature = <span class="string">"http2"</span>)))) |
| )] |
| </span><span class="kw">impl</span><E> Builder<AddrIncoming, E> { |
| <span class="doccomment">/// Set the duration to remain idle before sending TCP keepalive probes. |
| /// |
| /// If `None` is specified, keepalive is disabled. |
| </span><span class="kw">pub fn </span>tcp_keepalive(<span class="kw-2">mut </span><span class="self">self</span>, keepalive: <span class="prelude-ty">Option</span><Duration>) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.incoming.set_keepalive(keepalive); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set the duration between two successive TCP keepalive retransmissions, |
| /// if acknowledgement to the previous keepalive transmission is not received. |
| </span><span class="kw">pub fn </span>tcp_keepalive_interval(<span class="kw-2">mut </span><span class="self">self</span>, interval: <span class="prelude-ty">Option</span><Duration>) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.incoming.set_keepalive_interval(interval); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set the number of retransmissions to be carried out before declaring that remote end is not available. |
| </span><span class="kw">pub fn </span>tcp_keepalive_retries(<span class="kw-2">mut </span><span class="self">self</span>, retries: <span class="prelude-ty">Option</span><u32>) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.incoming.set_keepalive_retries(retries); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set the value of `TCP_NODELAY` option for accepted connections. |
| </span><span class="kw">pub fn </span>tcp_nodelay(<span class="kw-2">mut </span><span class="self">self</span>, enabled: bool) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.incoming.set_nodelay(enabled); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set whether to sleep on accept errors. |
| /// |
| /// A possible scenario is that the process has hit the max open files |
| /// allowed, and so trying to accept a new connection will fail with |
| /// EMFILE. In some cases, it's preferable to just wait for some time, if |
| /// the application will likely close some files (or connections), and try |
| /// to accept the connection again. If this option is true, the error will |
| /// be logged at the error level, since it is still a big deal, and then |
| /// the listener will sleep for 1 second. |
| /// |
| /// In other cases, hitting the max open files should be treat similarly |
| /// to being out-of-memory, and simply error (and shutdown). Setting this |
| /// option to false will allow that. |
| /// |
| /// For more details see [`AddrIncoming::set_sleep_on_errors`] |
| </span><span class="kw">pub fn </span>tcp_sleep_on_accept_errors(<span class="kw-2">mut </span><span class="self">self</span>, val: bool) -> <span class="self">Self </span>{ |
| <span class="self">self</span>.incoming.set_sleep_on_errors(val); |
| <span class="self">self |
| </span>} |
| } |
| |
| <span class="comment">// Used by `Server` to optionally watch a `Connection` future. |
| // |
| // The regular `hyper::Server` just uses a `NoopWatcher`, which does |
| // not need to watch anything, and so returns the `Connection` untouched. |
| // |
| // The `Server::with_graceful_shutdown` needs to keep track of all active |
| // connections, and signal that they start to shutdown when prompted, so |
| // it has a `GracefulWatcher` implementation to do that. |
| </span><span class="kw">pub trait </span>Watcher<I, S: HttpService<Body>, E>: Clone { |
| <span class="kw">type </span>Future: Future<Output = <span class="kw">crate</span>::Result<()>>; |
| |
| <span class="kw">fn </span>watch(<span class="kw-2">&</span><span class="self">self</span>, conn: UpgradeableConnection<I, S, E>) -> <span class="self">Self</span>::Future; |
| } |
| |
| <span class="attribute">#[allow(missing_debug_implementations)] |
| #[derive(Copy, Clone)] |
| </span><span class="kw">pub struct </span>NoopWatcher; |
| |
| <span class="kw">impl</span><I, S, E> Watcher<I, S, E> <span class="kw">for </span>NoopWatcher |
| <span class="kw">where |
| </span>I: AsyncRead + AsyncWrite + Unpin + Send + <span class="lifetime">'static</span>, |
| S: HttpService<Body>, |
| E: ConnStreamExec<S::Future, S::ResBody>, |
| S::ResBody: <span class="lifetime">'static</span>, |
| <S::ResBody <span class="kw">as </span>HttpBody>::Error: Into<Box<<span class="kw">dyn </span>StdError + Send + Sync>>, |
| { |
| <span class="kw">type </span>Future = UpgradeableConnection<I, S, E>; |
| |
| <span class="kw">fn </span>watch(<span class="kw-2">&</span><span class="self">self</span>, conn: UpgradeableConnection<I, S, E>) -> <span class="self">Self</span>::Future { |
| conn |
| } |
| } |
| |
| <span class="comment">// used by exec.rs |
| </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">mod </span>new_svc { |
| <span class="kw">use </span>std::error::Error <span class="kw">as </span>StdError; |
| <span class="kw">use </span>tokio::io::{AsyncRead, AsyncWrite}; |
| <span class="kw">use </span>tracing::debug; |
| |
| <span class="kw">use super</span>::{Connecting, Watcher}; |
| <span class="kw">use </span><span class="kw">crate</span>::body::{Body, HttpBody}; |
| <span class="kw">use </span><span class="kw">crate</span>::common::exec::ConnStreamExec; |
| <span class="kw">use </span><span class="kw">crate</span>::common::{task, Future, Pin, Poll, Unpin}; |
| <span class="kw">use </span><span class="kw">crate</span>::service::HttpService; |
| <span class="kw">use </span>pin_project_lite::pin_project; |
| |
| <span class="comment">// This is a `Future<Item=(), Error=()>` spawned to an `Executor` inside |
| // the `Server`. By being a nameable type, we can be generic over the |
| // user's `Service::Future`, and thus an `Executor` can execute it. |
| // |
| // Doing this allows for the server to conditionally require `Send` futures, |
| // depending on the `Executor` configured. |
| // |
| // Users cannot import this type, nor the associated `NewSvcExec`. Instead, |
| // a blanket implementation for `Executor<impl Future>` is sufficient. |
| |
| </span><span class="macro">pin_project! </span>{ |
| <span class="attribute">#[allow(missing_debug_implementations)] |
| </span><span class="kw">pub struct </span>NewSvcTask<I, N, S: HttpService<Body>, E, W: Watcher<I, S, E>> { |
| <span class="attribute">#[pin] |
| </span>state: State<I, N, S, E, W>, |
| } |
| } |
| |
| <span class="macro">pin_project! </span>{ |
| <span class="attribute">#[project = StateProj] |
| </span><span class="kw">pub</span>(<span class="kw">super</span>) <span class="kw">enum </span>State<I, N, S: HttpService<Body>, E, W: Watcher<I, S, E>> { |
| Connecting { |
| <span class="attribute">#[pin] |
| </span>connecting: Connecting<I, N, E>, |
| watcher: W, |
| }, |
| Connected { |
| <span class="attribute">#[pin] |
| </span>future: W::Future, |
| }, |
| } |
| } |
| |
| <span class="kw">impl</span><I, N, S: HttpService<Body>, E, W: Watcher<I, S, E>> NewSvcTask<I, N, S, E, W> { |
| <span class="kw">pub</span>(<span class="kw">super</span>) <span class="kw">fn </span>new(connecting: Connecting<I, N, E>, watcher: W) -> <span class="self">Self </span>{ |
| NewSvcTask { |
| state: State::Connecting { |
| connecting, |
| watcher, |
| }, |
| } |
| } |
| } |
| |
| <span class="kw">impl</span><I, N, S, NE, B, E, W> Future <span class="kw">for </span>NewSvcTask<I, N, S, E, W> |
| <span class="kw">where |
| </span>I: AsyncRead + AsyncWrite + Unpin + Send + <span class="lifetime">'static</span>, |
| N: Future<Output = <span class="prelude-ty">Result</span><S, NE>>, |
| NE: Into<Box<<span class="kw">dyn </span>StdError + Send + Sync>>, |
| S: HttpService<Body, ResBody = B>, |
| B: HttpBody + <span class="lifetime">'static</span>, |
| B::Error: Into<Box<<span class="kw">dyn </span>StdError + Send + Sync>>, |
| E: ConnStreamExec<S::Future, B>, |
| W: Watcher<I, S, E>, |
| { |
| <span class="kw">type </span>Output = (); |
| |
| <span class="kw">fn </span>poll(<span class="self">self</span>: Pin<<span class="kw-2">&mut </span><span class="self">Self</span>>, cx: <span class="kw-2">&mut </span>task::Context<<span class="lifetime">'_</span>>) -> Poll<<span class="self">Self</span>::Output> { |
| <span class="comment">// If it weren't for needing to name this type so the `Send` bounds |
| // could be projected to the `Serve` executor, this could just be |
| // an `async fn`, and much safer. Woe is me. |
| |
| </span><span class="kw">let </span><span class="kw-2">mut </span>me = <span class="self">self</span>.project(); |
| <span class="kw">loop </span>{ |
| <span class="kw">let </span>next = { |
| <span class="kw">match </span>me.state.as_mut().project() { |
| StateProj::Connecting { |
| connecting, |
| watcher, |
| } => { |
| <span class="kw">let </span>res = <span class="macro">ready!</span>(connecting.poll(cx)); |
| <span class="kw">let </span>conn = <span class="kw">match </span>res { |
| <span class="prelude-val">Ok</span>(conn) => conn, |
| <span class="prelude-val">Err</span>(err) => { |
| <span class="kw">let </span>err = <span class="kw">crate</span>::Error::new_user_make_service(err); |
| <span class="macro">debug!</span>(<span class="string">"connecting error: {}"</span>, err); |
| <span class="kw">return </span>Poll::Ready(()); |
| } |
| }; |
| <span class="kw">let </span>future = watcher.watch(conn.with_upgrades()); |
| State::Connected { future } |
| } |
| StateProj::Connected { future } => { |
| <span class="kw">return </span>future.poll(cx).map(|res| { |
| <span class="kw">if let </span><span class="prelude-val">Err</span>(err) = res { |
| <span class="macro">debug!</span>(<span class="string">"connection error: {}"</span>, err); |
| } |
| }); |
| } |
| } |
| }; |
| |
| me.state.set(next); |
| } |
| } |
| } |
| } |
| |
| <span class="macro">pin_project! </span>{ |
| <span class="doccomment">/// A future building a new `Service` to a `Connection`. |
| /// |
| /// Wraps the future returned from `MakeService` into one that returns |
| /// a `Connection`. |
| </span><span class="attribute">#[must_use = <span class="string">"futures do nothing unless polled"</span>] |
| #[derive(Debug)] |
| #[cfg_attr(docsrs, doc(cfg(any(feature = <span class="string">"http1"</span>, feature = <span class="string">"http2"</span>))))] |
| </span><span class="kw">pub struct </span>Connecting<I, F, E = Exec> { |
| <span class="attribute">#[pin] |
| </span>future: F, |
| io: <span class="prelude-ty">Option</span><I>, |
| protocol: Http_<E>, |
| } |
| } |
| |
| <span class="kw">impl</span><I, F, S, FE, E, B> Future <span class="kw">for </span>Connecting<I, F, E> |
| <span class="kw">where |
| </span>I: AsyncRead + AsyncWrite + Unpin, |
| F: Future<Output = <span class="prelude-ty">Result</span><S, FE>>, |
| S: HttpService<Body, ResBody = B>, |
| B: HttpBody + <span class="lifetime">'static</span>, |
| B::Error: Into<Box<<span class="kw">dyn </span>StdError + Send + Sync>>, |
| E: ConnStreamExec<S::Future, B>, |
| { |
| <span class="kw">type </span>Output = <span class="prelude-ty">Result</span><Connection<I, S, E>, FE>; |
| |
| <span class="kw">fn </span>poll(<span class="self">self</span>: Pin<<span class="kw-2">&mut </span><span class="self">Self</span>>, cx: <span class="kw-2">&mut </span>task::Context<<span class="lifetime">'_</span>>) -> Poll<<span class="self">Self</span>::Output> { |
| <span class="kw">let </span><span class="kw-2">mut </span>me = <span class="self">self</span>.project(); |
| <span class="kw">let </span>service = <span class="macro">ready!</span>(me.future.poll(cx))<span class="question-mark">?</span>; |
| <span class="kw">let </span>io = Option::take(<span class="kw-2">&mut </span>me.io).expect(<span class="string">"polled after complete"</span>); |
| Poll::Ready(<span class="prelude-val">Ok</span>(me.protocol.serve_connection(io, service))) |
| } |
| } |
| </code></pre></div> |
| </section></div></main><div id="rustdoc-vars" data-root-path="../../../" data-current-crate="hyper" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |
