| <!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/client/client.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>client.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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| <span id="1514">1514</span> |
| <span id="1515">1515</span> |
| </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="kw">use </span>std::mem; |
| <span class="kw">use </span>std::time::Duration; |
| |
| <span class="kw">use </span>futures_channel::oneshot; |
| <span class="kw">use </span>futures_util::future::{<span class="self">self</span>, Either, FutureExt <span class="kw">as _</span>, TryFutureExt <span class="kw">as _</span>}; |
| <span class="kw">use </span>http::header::{HeaderValue, HOST}; |
| <span class="kw">use </span>http::uri::{Port, Scheme}; |
| <span class="kw">use </span>http::{Method, Request, Response, Uri, Version}; |
| <span class="kw">use </span>tracing::{debug, trace, warn}; |
| |
| <span class="kw">use </span><span class="kw">crate</span>::body::{Body, HttpBody}; |
| <span class="kw">use </span><span class="kw">crate</span>::client::connect::CaptureConnectionExtension; |
| <span class="kw">use </span><span class="kw">crate</span>::common::{ |
| exec::BoxSendFuture, lazy <span class="kw">as </span>hyper_lazy, sync_wrapper::SyncWrapper, task, Future, Lazy, Pin, |
| Poll, |
| }; |
| <span class="kw">use </span><span class="kw">crate</span>::rt::Executor; |
| |
| <span class="kw">use </span><span class="kw">super</span>::conn; |
| <span class="kw">use </span><span class="kw">super</span>::connect::{<span class="self">self</span>, sealed::Connect, Alpn, Connected, Connection}; |
| <span class="kw">use </span><span class="kw">super</span>::pool::{ |
| <span class="self">self</span>, CheckoutIsClosedError, Key <span class="kw">as </span>PoolKey, Pool, Poolable, Pooled, Reservation, |
| }; |
| <span class="attribute">#[cfg(feature = <span class="string">"tcp"</span>)] |
| </span><span class="kw">use </span><span class="kw">super</span>::HttpConnector; |
| |
| <span class="doccomment">/// A Client to make outgoing HTTP requests. |
| /// |
| /// `Client` is cheap to clone and cloning is the recommended way to share a `Client`. The |
| /// underlying connection pool will be reused. |
| </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">pub struct </span>Client<C, B = Body> { |
| config: Config, |
| <span class="attribute">#[cfg_attr(feature = <span class="string">"deprecated"</span>, allow(deprecated))] |
| </span>conn_builder: conn::Builder, |
| connector: C, |
| pool: Pool<PoolClient<B>>, |
| } |
| |
| <span class="attribute">#[derive(Clone, Copy, Debug)] |
| </span><span class="kw">struct </span>Config { |
| retry_canceled_requests: bool, |
| set_host: bool, |
| ver: Ver, |
| } |
| |
| <span class="doccomment">/// A `Future` that will resolve to an HTTP Response. |
| /// |
| /// This is returned by `Client::request` (and `Client::get`). |
| </span><span class="attribute">#[must_use = <span class="string">"futures do nothing unless polled"</span>] |
| </span><span class="kw">pub struct </span>ResponseFuture { |
| inner: SyncWrapper<Pin<Box<<span class="kw">dyn </span>Future<Output = <span class="kw">crate</span>::Result<Response<Body>>> + Send>>>, |
| } |
| |
| <span class="comment">// ===== impl Client ===== |
| |
| </span><span class="attribute">#[cfg(feature = <span class="string">"tcp"</span>)] |
| </span><span class="kw">impl </span>Client<HttpConnector, Body> { |
| <span class="doccomment">/// Create a new Client with the default [config](Builder). |
| /// |
| /// # Note |
| /// |
| /// The default connector does **not** handle TLS. Speaking to `https` |
| /// destinations will require [configuring a connector that implements |
| /// TLS](https://hyper.rs/guides/client/configuration). |
| </span><span class="attribute">#[cfg_attr(docsrs, doc(cfg(feature = <span class="string">"tcp"</span>)))] |
| #[inline] |
| </span><span class="kw">pub fn </span>new() -> Client<HttpConnector, Body> { |
| Builder::default().build_http() |
| } |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"tcp"</span>)] |
| </span><span class="kw">impl </span>Default <span class="kw">for </span>Client<HttpConnector, Body> { |
| <span class="kw">fn </span>default() -> Client<HttpConnector, Body> { |
| Client::new() |
| } |
| } |
| |
| <span class="kw">impl </span>Client<(), Body> { |
| <span class="doccomment">/// Create a builder to configure a new `Client`. |
| /// |
| /// # Example |
| /// |
| /// ``` |
| /// # #[cfg(feature = "runtime")] |
| /// # fn run () { |
| /// use std::time::Duration; |
| /// use hyper::Client; |
| /// |
| /// let client = Client::builder() |
| /// .pool_idle_timeout(Duration::from_secs(30)) |
| /// .http2_only(true) |
| /// .build_http(); |
| /// # let infer: Client<_, hyper::Body> = client; |
| /// # drop(infer); |
| /// # } |
| /// # fn main() {} |
| /// ``` |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>builder() -> Builder { |
| Builder::default() |
| } |
| } |
| |
| <span class="kw">impl</span><C, B> Client<C, B> |
| <span class="kw">where |
| </span>C: Connect + Clone + Send + Sync + <span class="lifetime">'static</span>, |
| B: HttpBody + Send + <span class="lifetime">'static</span>, |
| B::Data: Send, |
| B::Error: Into<Box<<span class="kw">dyn </span>StdError + Send + Sync>>, |
| { |
| <span class="doccomment">/// Send a `GET` request to the supplied `Uri`. |
| /// |
| /// # Note |
| /// |
| /// This requires that the `HttpBody` type have a `Default` implementation. |
| /// It *should* return an "empty" version of itself, such that |
| /// `HttpBody::is_end_stream` is `true`. |
| /// |
| /// # Example |
| /// |
| /// ``` |
| /// # #[cfg(feature = "runtime")] |
| /// # fn run () { |
| /// use hyper::{Client, Uri}; |
| /// |
| /// let client = Client::new(); |
| /// |
| /// let future = client.get(Uri::from_static("http://httpbin.org/ip")); |
| /// # } |
| /// # fn main() {} |
| /// ``` |
| </span><span class="kw">pub fn </span>get(<span class="kw-2">&</span><span class="self">self</span>, uri: Uri) -> ResponseFuture |
| <span class="kw">where |
| </span>B: Default, |
| { |
| <span class="kw">let </span>body = B::default(); |
| <span class="kw">if </span>!body.is_end_stream() { |
| <span class="macro">warn!</span>(<span class="string">"default HttpBody used for get() does not return true for is_end_stream"</span>); |
| } |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>req = Request::new(body); |
| <span class="kw-2">*</span>req.uri_mut() = uri; |
| <span class="self">self</span>.request(req) |
| } |
| |
| <span class="doccomment">/// Send a constructed `Request` using this `Client`. |
| /// |
| /// # Example |
| /// |
| /// ``` |
| /// # #[cfg(feature = "runtime")] |
| /// # fn run () { |
| /// use hyper::{Body, Method, Client, Request}; |
| /// |
| /// let client = Client::new(); |
| /// |
| /// let req = Request::builder() |
| /// .method(Method::POST) |
| /// .uri("http://httpbin.org/post") |
| /// .body(Body::from("Hallo!")) |
| /// .expect("request builder"); |
| /// |
| /// let future = client.request(req); |
| /// # } |
| /// # fn main() {} |
| /// ``` |
| </span><span class="kw">pub fn </span>request(<span class="kw-2">&</span><span class="self">self</span>, <span class="kw-2">mut </span>req: Request<B>) -> ResponseFuture { |
| <span class="kw">let </span>is_http_connect = req.method() == Method::CONNECT; |
| <span class="kw">match </span>req.version() { |
| Version::HTTP_11 => (), |
| Version::HTTP_10 => { |
| <span class="kw">if </span>is_http_connect { |
| <span class="macro">warn!</span>(<span class="string">"CONNECT is not allowed for HTTP/1.0"</span>); |
| <span class="kw">return </span>ResponseFuture::new(future::err( |
| <span class="kw">crate</span>::Error::new_user_unsupported_request_method(), |
| )); |
| } |
| } |
| Version::HTTP_2 => (), |
| <span class="comment">// completely unsupported HTTP version (like HTTP/0.9)! |
| </span>other => <span class="kw">return </span>ResponseFuture::error_version(other), |
| }; |
| |
| <span class="kw">let </span>pool_key = <span class="kw">match </span>extract_domain(req.uri_mut(), is_http_connect) { |
| <span class="prelude-val">Ok</span>(s) => s, |
| <span class="prelude-val">Err</span>(err) => { |
| <span class="kw">return </span>ResponseFuture::new(future::err(err)); |
| } |
| }; |
| |
| ResponseFuture::new(<span class="self">self</span>.clone().retryably_send_request(req, pool_key)) |
| } |
| |
| <span class="kw">async fn </span>retryably_send_request( |
| <span class="self">self</span>, |
| <span class="kw-2">mut </span>req: Request<B>, |
| pool_key: PoolKey, |
| ) -> <span class="kw">crate</span>::Result<Response<Body>> { |
| <span class="kw">let </span>uri = req.uri().clone(); |
| |
| <span class="kw">loop </span>{ |
| req = <span class="kw">match </span><span class="self">self</span>.send_request(req, pool_key.clone()).<span class="kw">await </span>{ |
| <span class="prelude-val">Ok</span>(resp) => <span class="kw">return </span><span class="prelude-val">Ok</span>(resp), |
| <span class="prelude-val">Err</span>(ClientError::Normal(err)) => <span class="kw">return </span><span class="prelude-val">Err</span>(err), |
| <span class="prelude-val">Err</span>(ClientError::Canceled { |
| connection_reused, |
| <span class="kw-2">mut </span>req, |
| reason, |
| }) => { |
| <span class="kw">if </span>!<span class="self">self</span>.config.retry_canceled_requests || !connection_reused { |
| <span class="comment">// if client disabled, don't retry |
| // a fresh connection means we definitely can't retry |
| </span><span class="kw">return </span><span class="prelude-val">Err</span>(reason); |
| } |
| |
| <span class="macro">trace!</span>( |
| <span class="string">"unstarted request canceled, trying again (reason={:?})"</span>, |
| reason |
| ); |
| <span class="kw-2">*</span>req.uri_mut() = uri.clone(); |
| req |
| } |
| } |
| } |
| } |
| |
| <span class="kw">async fn </span>send_request( |
| <span class="kw-2">&</span><span class="self">self</span>, |
| <span class="kw-2">mut </span>req: Request<B>, |
| pool_key: PoolKey, |
| ) -> <span class="prelude-ty">Result</span><Response<Body>, ClientError<B>> { |
| <span class="kw">let </span><span class="kw-2">mut </span>pooled = <span class="kw">match </span><span class="self">self</span>.connection_for(pool_key).<span class="kw">await </span>{ |
| <span class="prelude-val">Ok</span>(pooled) => pooled, |
| <span class="prelude-val">Err</span>(ClientConnectError::Normal(err)) => <span class="kw">return </span><span class="prelude-val">Err</span>(ClientError::Normal(err)), |
| <span class="prelude-val">Err</span>(ClientConnectError::H2CheckoutIsClosed(reason)) => { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(ClientError::Canceled { |
| connection_reused: <span class="bool-val">true</span>, |
| req, |
| reason, |
| }) |
| } |
| }; |
| req.extensions_mut() |
| .get_mut::<CaptureConnectionExtension>() |
| .map(|conn| conn.set(<span class="kw-2">&</span>pooled.conn_info)); |
| <span class="kw">if </span>pooled.is_http1() { |
| <span class="kw">if </span>req.version() == Version::HTTP_2 { |
| <span class="macro">warn!</span>(<span class="string">"Connection is HTTP/1, but request requires HTTP/2"</span>); |
| <span class="kw">return </span><span class="prelude-val">Err</span>(ClientError::Normal( |
| <span class="kw">crate</span>::Error::new_user_unsupported_version(), |
| )); |
| } |
| |
| <span class="kw">if </span><span class="self">self</span>.config.set_host { |
| <span class="kw">let </span>uri = req.uri().clone(); |
| req.headers_mut().entry(HOST).or_insert_with(|| { |
| <span class="kw">let </span>hostname = uri.host().expect(<span class="string">"authority implies host"</span>); |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(port) = get_non_default_port(<span class="kw-2">&</span>uri) { |
| <span class="kw">let </span>s = <span class="macro">format!</span>(<span class="string">"{}:{}"</span>, hostname, port); |
| HeaderValue::from_str(<span class="kw-2">&</span>s) |
| } <span class="kw">else </span>{ |
| HeaderValue::from_str(hostname) |
| } |
| .expect(<span class="string">"uri host is valid header value"</span>) |
| }); |
| } |
| |
| <span class="comment">// CONNECT always sends authority-form, so check it first... |
| </span><span class="kw">if </span>req.method() == Method::CONNECT { |
| authority_form(req.uri_mut()); |
| } <span class="kw">else if </span>pooled.conn_info.is_proxied { |
| absolute_form(req.uri_mut()); |
| } <span class="kw">else </span>{ |
| origin_form(req.uri_mut()); |
| } |
| } <span class="kw">else if </span>req.method() == Method::CONNECT { |
| authority_form(req.uri_mut()); |
| } |
| |
| <span class="kw">let </span>fut = pooled |
| .send_request_retryable(req) |
| .map_err(ClientError::map_with_reused(pooled.is_reused())); |
| |
| <span class="comment">// If the Connector included 'extra' info, add to Response... |
| </span><span class="kw">let </span>extra_info = pooled.conn_info.extra.clone(); |
| <span class="kw">let </span>fut = fut.map_ok(<span class="kw">move </span>|<span class="kw-2">mut </span>res| { |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(extra) = extra_info { |
| extra.set(res.extensions_mut()); |
| } |
| res |
| }); |
| |
| <span class="comment">// As of futures@0.1.21, there is a race condition in the mpsc |
| // channel, such that sending when the receiver is closing can |
| // result in the message being stuck inside the queue. It won't |
| // ever notify until the Sender side is dropped. |
| // |
| // To counteract this, we must check if our senders 'want' channel |
| // has been closed after having tried to send. If so, error out... |
| </span><span class="kw">if </span>pooled.is_closed() { |
| <span class="kw">return </span>fut.<span class="kw">await</span>; |
| } |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>res = fut.<span class="kw">await</span><span class="question-mark">?</span>; |
| |
| <span class="comment">// If pooled is HTTP/2, we can toss this reference immediately. |
| // |
| // when pooled is dropped, it will try to insert back into the |
| // pool. To delay that, spawn a future that completes once the |
| // sender is ready again. |
| // |
| // This *should* only be once the related `Connection` has polled |
| // for a new request to start. |
| // |
| // It won't be ready if there is a body to stream. |
| </span><span class="kw">if </span>pooled.is_http2() || !pooled.is_pool_enabled() || pooled.is_ready() { |
| drop(pooled); |
| } <span class="kw">else if </span>!res.body().is_end_stream() { |
| <span class="kw">let </span>(delayed_tx, delayed_rx) = oneshot::channel(); |
| res.body_mut().delayed_eof(delayed_rx); |
| <span class="kw">let </span>on_idle = future::poll_fn(<span class="kw">move </span>|cx| pooled.poll_ready(cx)).map(<span class="kw">move </span>|<span class="kw">_</span>| { |
| <span class="comment">// At this point, `pooled` is dropped, and had a chance |
| // to insert into the pool (if conn was idle) |
| </span>drop(delayed_tx); |
| }); |
| |
| <span class="attribute">#[cfg_attr(feature = <span class="string">"deprecated"</span>, allow(deprecated))] |
| </span><span class="self">self</span>.conn_builder.exec.execute(on_idle); |
| } <span class="kw">else </span>{ |
| <span class="comment">// There's no body to delay, but the connection isn't |
| // ready yet. Only re-insert when it's ready |
| </span><span class="kw">let </span>on_idle = future::poll_fn(<span class="kw">move </span>|cx| pooled.poll_ready(cx)).map(|<span class="kw">_</span>| ()); |
| |
| <span class="attribute">#[cfg_attr(feature = <span class="string">"deprecated"</span>, allow(deprecated))] |
| </span><span class="self">self</span>.conn_builder.exec.execute(on_idle); |
| } |
| |
| <span class="prelude-val">Ok</span>(res) |
| } |
| |
| <span class="kw">async fn </span>connection_for( |
| <span class="kw-2">&</span><span class="self">self</span>, |
| pool_key: PoolKey, |
| ) -> <span class="prelude-ty">Result</span><Pooled<PoolClient<B>>, ClientConnectError> { |
| <span class="comment">// This actually races 2 different futures to try to get a ready |
| // connection the fastest, and to reduce connection churn. |
| // |
| // - If the pool has an idle connection waiting, that's used |
| // immediately. |
| // - Otherwise, the Connector is asked to start connecting to |
| // the destination Uri. |
| // - Meanwhile, the pool Checkout is watching to see if any other |
| // request finishes and tries to insert an idle connection. |
| // - If a new connection is started, but the Checkout wins after |
| // (an idle connection became available first), the started |
| // connection future is spawned into the runtime to complete, |
| // and then be inserted into the pool as an idle connection. |
| </span><span class="kw">let </span>checkout = <span class="self">self</span>.pool.checkout(pool_key.clone()); |
| <span class="kw">let </span>connect = <span class="self">self</span>.connect_to(pool_key); |
| <span class="kw">let </span>is_ver_h2 = <span class="self">self</span>.config.ver == Ver::Http2; |
| |
| <span class="comment">// The order of the `select` is depended on below... |
| |
| </span><span class="kw">match </span>future::select(checkout, connect).<span class="kw">await </span>{ |
| <span class="comment">// Checkout won, connect future may have been started or not. |
| // |
| // If it has, let it finish and insert back into the pool, |
| // so as to not waste the socket... |
| </span>Either::Left((<span class="prelude-val">Ok</span>(checked_out), connecting)) => { |
| <span class="comment">// This depends on the `select` above having the correct |
| // order, such that if the checkout future were ready |
| // immediately, the connect future will never have been |
| // started. |
| // |
| // If it *wasn't* ready yet, then the connect future will |
| // have been started... |
| </span><span class="kw">if </span>connecting.started() { |
| <span class="kw">let </span>bg = connecting |
| .map_err(|err| { |
| <span class="macro">trace!</span>(<span class="string">"background connect error: {}"</span>, err); |
| }) |
| .map(|_pooled| { |
| <span class="comment">// dropping here should just place it in |
| // the Pool for us... |
| </span>}); |
| <span class="comment">// An execute error here isn't important, we're just trying |
| // to prevent a waste of a socket... |
| </span><span class="attribute">#[cfg_attr(feature = <span class="string">"deprecated"</span>, allow(deprecated))] |
| </span><span class="self">self</span>.conn_builder.exec.execute(bg); |
| } |
| <span class="prelude-val">Ok</span>(checked_out) |
| } |
| <span class="comment">// Connect won, checkout can just be dropped. |
| </span>Either::Right((<span class="prelude-val">Ok</span>(connected), _checkout)) => <span class="prelude-val">Ok</span>(connected), |
| <span class="comment">// Either checkout or connect could get canceled: |
| // |
| // 1. Connect is canceled if this is HTTP/2 and there is |
| // an outstanding HTTP/2 connecting task. |
| // 2. Checkout is canceled if the pool cannot deliver an |
| // idle connection reliably. |
| // |
| // In both cases, we should just wait for the other future. |
| </span>Either::Left((<span class="prelude-val">Err</span>(err), connecting)) => { |
| <span class="kw">if </span>err.is_canceled() { |
| connecting.<span class="kw">await</span>.map_err(ClientConnectError::Normal) |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">Err</span>(ClientConnectError::Normal(err)) |
| } |
| } |
| Either::Right((<span class="prelude-val">Err</span>(err), checkout)) => { |
| <span class="kw">if </span>err.is_canceled() { |
| checkout.<span class="kw">await</span>.map_err(<span class="kw">move </span>|err| { |
| <span class="kw">if </span>is_ver_h2 |
| && err.is_canceled() |
| && err.find_source::<CheckoutIsClosedError>().is_some() |
| { |
| ClientConnectError::H2CheckoutIsClosed(err) |
| } <span class="kw">else </span>{ |
| ClientConnectError::Normal(err) |
| } |
| }) |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">Err</span>(ClientConnectError::Normal(err)) |
| } |
| } |
| } |
| } |
| |
| <span class="kw">fn </span>connect_to( |
| <span class="kw-2">&</span><span class="self">self</span>, |
| pool_key: PoolKey, |
| ) -> <span class="kw">impl </span>Lazy<Output = <span class="kw">crate</span>::Result<Pooled<PoolClient<B>>>> + Unpin { |
| <span class="attribute">#[cfg_attr(feature = <span class="string">"deprecated"</span>, allow(deprecated))] |
| </span><span class="kw">let </span>executor = <span class="self">self</span>.conn_builder.exec.clone(); |
| <span class="kw">let </span>pool = <span class="self">self</span>.pool.clone(); |
| <span class="attribute">#[cfg(not(feature = <span class="string">"http2"</span>))] |
| </span><span class="kw">let </span>conn_builder = <span class="self">self</span>.conn_builder.clone(); |
| <span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| </span><span class="kw">let </span><span class="kw-2">mut </span>conn_builder = <span class="self">self</span>.conn_builder.clone(); |
| <span class="kw">let </span>ver = <span class="self">self</span>.config.ver; |
| <span class="kw">let </span>is_ver_h2 = ver == Ver::Http2; |
| <span class="kw">let </span>connector = <span class="self">self</span>.connector.clone(); |
| <span class="kw">let </span>dst = domain_as_uri(pool_key.clone()); |
| hyper_lazy(<span class="kw">move </span>|| { |
| <span class="comment">// Try to take a "connecting lock". |
| // |
| // If the pool_key is for HTTP/2, and there is already a |
| // connection being established, then this can't take a |
| // second lock. The "connect_to" future is Canceled. |
| </span><span class="kw">let </span>connecting = <span class="kw">match </span>pool.connecting(<span class="kw-2">&</span>pool_key, ver) { |
| <span class="prelude-val">Some</span>(lock) => lock, |
| <span class="prelude-val">None </span>=> { |
| <span class="kw">let </span>canceled = |
| <span class="kw">crate</span>::Error::new_canceled().with(<span class="string">"HTTP/2 connection in progress"</span>); |
| <span class="kw">return </span>Either::Right(future::err(canceled)); |
| } |
| }; |
| Either::Left( |
| connector |
| .connect(connect::sealed::Internal, dst) |
| .map_err(<span class="kw">crate</span>::Error::new_connect) |
| .and_then(<span class="kw">move </span>|io| { |
| <span class="kw">let </span>connected = io.connected(); |
| <span class="comment">// If ALPN is h2 and we aren't http2_only already, |
| // then we need to convert our pool checkout into |
| // a single HTTP2 one. |
| </span><span class="kw">let </span>connecting = <span class="kw">if </span>connected.alpn == Alpn::H2 && !is_ver_h2 { |
| <span class="kw">match </span>connecting.alpn_h2(<span class="kw-2">&</span>pool) { |
| <span class="prelude-val">Some</span>(lock) => { |
| <span class="macro">trace!</span>(<span class="string">"ALPN negotiated h2, updating pool"</span>); |
| lock |
| } |
| <span class="prelude-val">None </span>=> { |
| <span class="comment">// Another connection has already upgraded, |
| // the pool checkout should finish up for us. |
| </span><span class="kw">let </span>canceled = <span class="kw">crate</span>::Error::new_canceled() |
| .with(<span class="string">"ALPN upgraded to HTTP/2"</span>); |
| <span class="kw">return </span>Either::Right(future::err(canceled)); |
| } |
| } |
| } <span class="kw">else </span>{ |
| connecting |
| }; |
| |
| <span class="attribute">#[cfg_attr(not(feature = <span class="string">"http2"</span>), allow(unused))] |
| </span><span class="kw">let </span>is_h2 = is_ver_h2 || connected.alpn == Alpn::H2; |
| <span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| </span>{ |
| conn_builder.http2_only(is_h2); |
| } |
| |
| Either::Left(Box::pin(<span class="kw">async move </span>{ |
| <span class="kw">let </span>(tx, conn) = conn_builder.handshake(io).<span class="kw">await</span><span class="question-mark">?</span>; |
| |
| <span class="macro">trace!</span>(<span class="string">"handshake complete, spawning background dispatcher task"</span>); |
| executor.execute( |
| conn.map_err(|e| <span class="macro">debug!</span>(<span class="string">"client connection error: {}"</span>, e)) |
| .map(|<span class="kw">_</span>| ()), |
| ); |
| |
| <span class="comment">// Wait for 'conn' to ready up before we |
| // declare this tx as usable |
| </span><span class="kw">let </span>tx = tx.when_ready().<span class="kw">await</span><span class="question-mark">?</span>; |
| |
| <span class="kw">let </span>tx = { |
| <span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| </span>{ |
| <span class="kw">if </span>is_h2 { |
| PoolTx::Http2(tx.into_http2()) |
| } <span class="kw">else </span>{ |
| PoolTx::Http1(tx) |
| } |
| } |
| <span class="attribute">#[cfg(not(feature = <span class="string">"http2"</span>))] |
| </span>PoolTx::Http1(tx) |
| }; |
| |
| <span class="prelude-val">Ok</span>(pool.pooled( |
| connecting, |
| PoolClient { |
| conn_info: connected, |
| tx, |
| }, |
| )) |
| })) |
| }), |
| ) |
| }) |
| } |
| } |
| |
| <span class="kw">impl</span><C, B> tower_service::Service<Request<B>> <span class="kw">for </span>Client<C, B> |
| <span class="kw">where |
| </span>C: Connect + Clone + Send + Sync + <span class="lifetime">'static</span>, |
| B: HttpBody + Send + <span class="lifetime">'static</span>, |
| B::Data: Send, |
| B::Error: Into<Box<<span class="kw">dyn </span>StdError + Send + Sync>>, |
| { |
| <span class="kw">type </span>Response = Response<Body>; |
| <span class="kw">type </span>Error = <span class="kw">crate</span>::Error; |
| <span class="kw">type </span>Future = ResponseFuture; |
| |
| <span class="kw">fn </span>poll_ready(<span class="kw-2">&mut </span><span class="self">self</span>, <span class="kw">_</span>: <span class="kw-2">&mut </span>task::Context<<span class="lifetime">'_</span>>) -> Poll<<span class="prelude-ty">Result</span><(), <span class="self">Self</span>::Error>> { |
| Poll::Ready(<span class="prelude-val">Ok</span>(())) |
| } |
| |
| <span class="kw">fn </span>call(<span class="kw-2">&mut </span><span class="self">self</span>, req: Request<B>) -> <span class="self">Self</span>::Future { |
| <span class="self">self</span>.request(req) |
| } |
| } |
| |
| <span class="kw">impl</span><C, B> tower_service::Service<Request<B>> <span class="kw">for </span><span class="kw-2">&</span><span class="lifetime">'_ </span>Client<C, B> |
| <span class="kw">where |
| </span>C: Connect + Clone + Send + Sync + <span class="lifetime">'static</span>, |
| B: HttpBody + Send + <span class="lifetime">'static</span>, |
| B::Data: Send, |
| B::Error: Into<Box<<span class="kw">dyn </span>StdError + Send + Sync>>, |
| { |
| <span class="kw">type </span>Response = Response<Body>; |
| <span class="kw">type </span>Error = <span class="kw">crate</span>::Error; |
| <span class="kw">type </span>Future = ResponseFuture; |
| |
| <span class="kw">fn </span>poll_ready(<span class="kw-2">&mut </span><span class="self">self</span>, <span class="kw">_</span>: <span class="kw-2">&mut </span>task::Context<<span class="lifetime">'_</span>>) -> Poll<<span class="prelude-ty">Result</span><(), <span class="self">Self</span>::Error>> { |
| Poll::Ready(<span class="prelude-val">Ok</span>(())) |
| } |
| |
| <span class="kw">fn </span>call(<span class="kw-2">&mut </span><span class="self">self</span>, req: Request<B>) -> <span class="self">Self</span>::Future { |
| <span class="self">self</span>.request(req) |
| } |
| } |
| |
| <span class="kw">impl</span><C: Clone, B> Clone <span class="kw">for </span>Client<C, B> { |
| <span class="kw">fn </span>clone(<span class="kw-2">&</span><span class="self">self</span>) -> Client<C, B> { |
| Client { |
| config: <span class="self">self</span>.config.clone(), |
| conn_builder: <span class="self">self</span>.conn_builder.clone(), |
| connector: <span class="self">self</span>.connector.clone(), |
| pool: <span class="self">self</span>.pool.clone(), |
| } |
| } |
| } |
| |
| <span class="kw">impl</span><C, B> fmt::Debug <span class="kw">for </span>Client<C, B> { |
| <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 { |
| f.debug_struct(<span class="string">"Client"</span>).finish() |
| } |
| } |
| |
| <span class="comment">// ===== impl ResponseFuture ===== |
| |
| </span><span class="kw">impl </span>ResponseFuture { |
| <span class="kw">fn </span>new<F>(value: F) -> <span class="self">Self |
| </span><span class="kw">where |
| </span>F: Future<Output = <span class="kw">crate</span>::Result<Response<Body>>> + Send + <span class="lifetime">'static</span>, |
| { |
| <span class="self">Self </span>{ |
| inner: SyncWrapper::new(Box::pin(value)) |
| } |
| } |
| |
| <span class="kw">fn </span>error_version(ver: Version) -> <span class="self">Self </span>{ |
| <span class="macro">warn!</span>(<span class="string">"Request has unsupported version \"{:?}\""</span>, ver); |
| ResponseFuture::new(Box::pin(future::err( |
| <span class="kw">crate</span>::Error::new_user_unsupported_version(), |
| ))) |
| } |
| } |
| |
| <span class="kw">impl </span>fmt::Debug <span class="kw">for </span>ResponseFuture { |
| <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 { |
| f.pad(<span class="string">"Future<Response>"</span>) |
| } |
| } |
| |
| <span class="kw">impl </span>Future <span class="kw">for </span>ResponseFuture { |
| <span class="kw">type </span>Output = <span class="kw">crate</span>::Result<Response<Body>>; |
| |
| <span class="kw">fn </span>poll(<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>>) -> Poll<<span class="self">Self</span>::Output> { |
| <span class="self">self</span>.inner.get_mut().as_mut().poll(cx) |
| } |
| } |
| |
| <span class="comment">// ===== impl PoolClient ===== |
| |
| // FIXME: allow() required due to `impl Trait` leaking types to this lint |
| </span><span class="attribute">#[allow(missing_debug_implementations)] |
| </span><span class="kw">struct </span>PoolClient<B> { |
| conn_info: Connected, |
| tx: PoolTx<B>, |
| } |
| |
| <span class="kw">enum </span>PoolTx<B> { |
| <span class="attribute">#[cfg_attr(feature = <span class="string">"deprecated"</span>, allow(deprecated))] |
| </span>Http1(conn::SendRequest<B>), |
| <span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| </span>Http2(conn::Http2SendRequest<B>), |
| } |
| |
| <span class="kw">impl</span><B> PoolClient<B> { |
| <span class="kw">fn </span>poll_ready(<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="kw">crate</span>::Result<()>> { |
| <span class="kw">match </span><span class="self">self</span>.tx { |
| PoolTx::Http1(<span class="kw-2">ref mut </span>tx) => tx.poll_ready(cx), |
| <span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| </span>PoolTx::Http2(<span class="kw">_</span>) => Poll::Ready(<span class="prelude-val">Ok</span>(())), |
| } |
| } |
| |
| <span class="kw">fn </span>is_http1(<span class="kw-2">&</span><span class="self">self</span>) -> bool { |
| !<span class="self">self</span>.is_http2() |
| } |
| |
| <span class="kw">fn </span>is_http2(<span class="kw-2">&</span><span class="self">self</span>) -> bool { |
| <span class="kw">match </span><span class="self">self</span>.tx { |
| PoolTx::Http1(<span class="kw">_</span>) => <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| </span>PoolTx::Http2(<span class="kw">_</span>) => <span class="bool-val">true</span>, |
| } |
| } |
| |
| <span class="kw">fn </span>is_ready(<span class="kw-2">&</span><span class="self">self</span>) -> bool { |
| <span class="kw">match </span><span class="self">self</span>.tx { |
| PoolTx::Http1(<span class="kw-2">ref </span>tx) => tx.is_ready(), |
| <span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| </span>PoolTx::Http2(<span class="kw-2">ref </span>tx) => tx.is_ready(), |
| } |
| } |
| |
| <span class="kw">fn </span>is_closed(<span class="kw-2">&</span><span class="self">self</span>) -> bool { |
| <span class="kw">match </span><span class="self">self</span>.tx { |
| PoolTx::Http1(<span class="kw-2">ref </span>tx) => tx.is_closed(), |
| <span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| </span>PoolTx::Http2(<span class="kw-2">ref </span>tx) => tx.is_closed(), |
| } |
| } |
| } |
| |
| <span class="kw">impl</span><B: HttpBody + <span class="lifetime">'static</span>> PoolClient<B> { |
| <span class="kw">fn </span>send_request_retryable( |
| <span class="kw-2">&mut </span><span class="self">self</span>, |
| req: Request<B>, |
| ) -> <span class="kw">impl </span>Future<Output = <span class="prelude-ty">Result</span><Response<Body>, (<span class="kw">crate</span>::Error, <span class="prelude-ty">Option</span><Request<B>>)>> |
| <span class="kw">where |
| </span>B: Send, |
| { |
| <span class="kw">match </span><span class="self">self</span>.tx { |
| <span class="attribute">#[cfg(not(feature = <span class="string">"http2"</span>))] |
| </span>PoolTx::Http1(<span class="kw-2">ref mut </span>tx) => tx.send_request_retryable(req), |
| <span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| </span>PoolTx::Http1(<span class="kw-2">ref mut </span>tx) => Either::Left(tx.send_request_retryable(req)), |
| <span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| </span>PoolTx::Http2(<span class="kw-2">ref mut </span>tx) => Either::Right(tx.send_request_retryable(req)), |
| } |
| } |
| } |
| |
| <span class="kw">impl</span><B> Poolable <span class="kw">for </span>PoolClient<B> |
| <span class="kw">where |
| </span>B: Send + <span class="lifetime">'static</span>, |
| { |
| <span class="kw">fn </span>is_open(<span class="kw-2">&</span><span class="self">self</span>) -> bool { |
| <span class="kw">if </span><span class="self">self</span>.conn_info.poisoned.poisoned() { |
| <span class="macro">trace!</span>(<span class="string">"marking {:?} as closed because it was poisoned"</span>, <span class="self">self</span>.conn_info); |
| <span class="kw">return </span><span class="bool-val">false</span>; |
| } |
| <span class="kw">match </span><span class="self">self</span>.tx { |
| PoolTx::Http1(<span class="kw-2">ref </span>tx) => tx.is_ready(), |
| <span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| </span>PoolTx::Http2(<span class="kw-2">ref </span>tx) => tx.is_ready(), |
| } |
| } |
| |
| <span class="kw">fn </span>reserve(<span class="self">self</span>) -> Reservation<<span class="self">Self</span>> { |
| <span class="kw">match </span><span class="self">self</span>.tx { |
| PoolTx::Http1(tx) => Reservation::Unique(PoolClient { |
| conn_info: <span class="self">self</span>.conn_info, |
| tx: PoolTx::Http1(tx), |
| }), |
| <span class="attribute">#[cfg(feature = <span class="string">"http2"</span>)] |
| </span>PoolTx::Http2(tx) => { |
| <span class="kw">let </span>b = PoolClient { |
| conn_info: <span class="self">self</span>.conn_info.clone(), |
| tx: PoolTx::Http2(tx.clone()), |
| }; |
| <span class="kw">let </span>a = PoolClient { |
| conn_info: <span class="self">self</span>.conn_info, |
| tx: PoolTx::Http2(tx), |
| }; |
| Reservation::Shared(a, b) |
| } |
| } |
| } |
| |
| <span class="kw">fn </span>can_share(<span class="kw-2">&</span><span class="self">self</span>) -> bool { |
| <span class="self">self</span>.is_http2() |
| } |
| } |
| |
| <span class="comment">// ===== impl ClientError ===== |
| |
| // FIXME: allow() required due to `impl Trait` leaking types to this lint |
| </span><span class="attribute">#[allow(missing_debug_implementations)] |
| </span><span class="kw">enum </span>ClientError<B> { |
| Normal(<span class="kw">crate</span>::Error), |
| Canceled { |
| connection_reused: bool, |
| req: Request<B>, |
| reason: <span class="kw">crate</span>::Error, |
| }, |
| } |
| |
| <span class="kw">impl</span><B> ClientError<B> { |
| <span class="kw">fn </span>map_with_reused(conn_reused: bool) -> <span class="kw">impl </span>Fn((<span class="kw">crate</span>::Error, <span class="prelude-ty">Option</span><Request<B>>)) -> <span class="self">Self </span>{ |
| <span class="kw">move </span>|(err, orig_req)| { |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(req) = orig_req { |
| ClientError::Canceled { |
| connection_reused: conn_reused, |
| reason: err, |
| req, |
| } |
| } <span class="kw">else </span>{ |
| ClientError::Normal(err) |
| } |
| } |
| } |
| } |
| |
| <span class="kw">enum </span>ClientConnectError { |
| Normal(<span class="kw">crate</span>::Error), |
| H2CheckoutIsClosed(<span class="kw">crate</span>::Error), |
| } |
| |
| <span class="doccomment">/// A marker to identify what version a pooled connection is. |
| </span><span class="attribute">#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash)] |
| </span><span class="kw">pub</span>(<span class="kw">super</span>) <span class="kw">enum </span>Ver { |
| Auto, |
| Http2, |
| } |
| |
| <span class="kw">fn </span>origin_form(uri: <span class="kw-2">&mut </span>Uri) { |
| <span class="kw">let </span>path = <span class="kw">match </span>uri.path_and_query() { |
| <span class="prelude-val">Some</span>(path) <span class="kw">if </span>path.as_str() != <span class="string">"/" </span>=> { |
| <span class="kw">let </span><span class="kw-2">mut </span>parts = ::http::uri::Parts::default(); |
| parts.path_and_query = <span class="prelude-val">Some</span>(path.clone()); |
| Uri::from_parts(parts).expect(<span class="string">"path is valid uri"</span>) |
| } |
| _none_or_just_slash => { |
| <span class="macro">debug_assert!</span>(Uri::default() == <span class="string">"/"</span>); |
| Uri::default() |
| } |
| }; |
| <span class="kw-2">*</span>uri = path |
| } |
| |
| <span class="kw">fn </span>absolute_form(uri: <span class="kw-2">&mut </span>Uri) { |
| <span class="macro">debug_assert!</span>(uri.scheme().is_some(), <span class="string">"absolute_form needs a scheme"</span>); |
| <span class="macro">debug_assert!</span>( |
| uri.authority().is_some(), |
| <span class="string">"absolute_form needs an authority" |
| </span>); |
| <span class="comment">// If the URI is to HTTPS, and the connector claimed to be a proxy, |
| // then it *should* have tunneled, and so we don't want to send |
| // absolute-form in that case. |
| </span><span class="kw">if </span>uri.scheme() == <span class="prelude-val">Some</span>(<span class="kw-2">&</span>Scheme::HTTPS) { |
| origin_form(uri); |
| } |
| } |
| |
| <span class="kw">fn </span>authority_form(uri: <span class="kw-2">&mut </span>Uri) { |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(path) = uri.path_and_query() { |
| <span class="comment">// `https://hyper.rs` would parse with `/` path, don't |
| // annoy people about that... |
| </span><span class="kw">if </span>path != <span class="string">"/" </span>{ |
| <span class="macro">warn!</span>(<span class="string">"HTTP/1.1 CONNECT request stripping path: {:?}"</span>, path); |
| } |
| } |
| <span class="kw-2">*</span>uri = <span class="kw">match </span>uri.authority() { |
| <span class="prelude-val">Some</span>(auth) => { |
| <span class="kw">let </span><span class="kw-2">mut </span>parts = ::http::uri::Parts::default(); |
| parts.authority = <span class="prelude-val">Some</span>(auth.clone()); |
| Uri::from_parts(parts).expect(<span class="string">"authority is valid"</span>) |
| } |
| <span class="prelude-val">None </span>=> { |
| <span class="macro">unreachable!</span>(<span class="string">"authority_form with relative uri"</span>); |
| } |
| }; |
| } |
| |
| <span class="kw">fn </span>extract_domain(uri: <span class="kw-2">&mut </span>Uri, is_http_connect: bool) -> <span class="kw">crate</span>::Result<PoolKey> { |
| <span class="kw">let </span>uri_clone = uri.clone(); |
| <span class="kw">match </span>(uri_clone.scheme(), uri_clone.authority()) { |
| (<span class="prelude-val">Some</span>(scheme), <span class="prelude-val">Some</span>(auth)) => <span class="prelude-val">Ok</span>((scheme.clone(), auth.clone())), |
| (<span class="prelude-val">None</span>, <span class="prelude-val">Some</span>(auth)) <span class="kw">if </span>is_http_connect => { |
| <span class="kw">let </span>scheme = <span class="kw">match </span>auth.port_u16() { |
| <span class="prelude-val">Some</span>(<span class="number">443</span>) => { |
| set_scheme(uri, Scheme::HTTPS); |
| Scheme::HTTPS |
| } |
| <span class="kw">_ </span>=> { |
| set_scheme(uri, Scheme::HTTP); |
| Scheme::HTTP |
| } |
| }; |
| <span class="prelude-val">Ok</span>((scheme, auth.clone())) |
| } |
| <span class="kw">_ </span>=> { |
| <span class="macro">debug!</span>(<span class="string">"Client requires absolute-form URIs, received: {:?}"</span>, uri); |
| <span class="prelude-val">Err</span>(<span class="kw">crate</span>::Error::new_user_absolute_uri_required()) |
| } |
| } |
| } |
| |
| <span class="kw">fn </span>domain_as_uri((scheme, auth): PoolKey) -> Uri { |
| http::uri::Builder::new() |
| .scheme(scheme) |
| .authority(auth) |
| .path_and_query(<span class="string">"/"</span>) |
| .build() |
| .expect(<span class="string">"domain is valid Uri"</span>) |
| } |
| |
| <span class="kw">fn </span>set_scheme(uri: <span class="kw-2">&mut </span>Uri, scheme: Scheme) { |
| <span class="macro">debug_assert!</span>( |
| uri.scheme().is_none(), |
| <span class="string">"set_scheme expects no existing scheme" |
| </span>); |
| <span class="kw">let </span>old = mem::replace(uri, Uri::default()); |
| <span class="kw">let </span><span class="kw-2">mut </span>parts: ::http::uri::Parts = old.into(); |
| parts.scheme = <span class="prelude-val">Some</span>(scheme); |
| parts.path_and_query = <span class="prelude-val">Some</span>(<span class="string">"/"</span>.parse().expect(<span class="string">"slash is a valid path"</span>)); |
| <span class="kw-2">*</span>uri = Uri::from_parts(parts).expect(<span class="string">"scheme is valid"</span>); |
| } |
| |
| <span class="kw">fn </span>get_non_default_port(uri: <span class="kw-2">&</span>Uri) -> <span class="prelude-ty">Option</span><Port<<span class="kw-2">&</span>str>> { |
| <span class="kw">match </span>(uri.port().map(|p| p.as_u16()), is_schema_secure(uri)) { |
| (<span class="prelude-val">Some</span>(<span class="number">443</span>), <span class="bool-val">true</span>) => <span class="prelude-val">None</span>, |
| (<span class="prelude-val">Some</span>(<span class="number">80</span>), <span class="bool-val">false</span>) => <span class="prelude-val">None</span>, |
| <span class="kw">_ </span>=> uri.port(), |
| } |
| } |
| |
| <span class="kw">fn </span>is_schema_secure(uri: <span class="kw-2">&</span>Uri) -> bool { |
| uri.scheme_str() |
| .map(|scheme_str| <span class="macro">matches!</span>(scheme_str, <span class="string">"wss" </span>| <span class="string">"https"</span>)) |
| .unwrap_or_default() |
| } |
| |
| <span class="doccomment">/// A builder to configure a new [`Client`](Client). |
| /// |
| /// # Example |
| /// |
| /// ``` |
| /// # #[cfg(feature = "runtime")] |
| /// # fn run () { |
| /// use std::time::Duration; |
| /// use hyper::Client; |
| /// |
| /// let client = Client::builder() |
| /// .pool_idle_timeout(Duration::from_secs(30)) |
| /// .http2_only(true) |
| /// .build_http(); |
| /// # let infer: Client<_, hyper::Body> = client; |
| /// # drop(infer); |
| /// # } |
| /// # fn main() {} |
| /// ``` |
| </span><span class="attribute">#[cfg_attr(docsrs, doc(cfg(any(feature = <span class="string">"http1"</span>, feature = <span class="string">"http2"</span>))))] |
| #[derive(Clone)] |
| </span><span class="kw">pub struct </span>Builder { |
| client_config: Config, |
| <span class="attribute">#[cfg_attr(feature = <span class="string">"deprecated"</span>, allow(deprecated))] |
| </span>conn_builder: conn::Builder, |
| pool_config: pool::Config, |
| } |
| |
| <span class="kw">impl </span>Default <span class="kw">for </span>Builder { |
| <span class="kw">fn </span>default() -> <span class="self">Self </span>{ |
| <span class="self">Self </span>{ |
| client_config: Config { |
| retry_canceled_requests: <span class="bool-val">true</span>, |
| set_host: <span class="bool-val">true</span>, |
| ver: Ver::Auto, |
| }, |
| <span class="attribute">#[cfg_attr(feature = <span class="string">"deprecated"</span>, allow(deprecated))] |
| </span>conn_builder: conn::Builder::new(), |
| pool_config: pool::Config { |
| idle_timeout: <span class="prelude-val">Some</span>(Duration::from_secs(<span class="number">90</span>)), |
| max_idle_per_host: std::usize::MAX, |
| }, |
| } |
| } |
| } |
| |
| <span class="kw">impl </span>Builder { |
| <span class="attribute">#[doc(hidden)] |
| #[deprecated( |
| note = <span class="string">"name is confusing, to disable the connection pool, call pool_max_idle_per_host(0)" |
| </span>)] |
| </span><span class="kw">pub fn </span>keep_alive(<span class="kw-2">&mut </span><span class="self">self</span>, val: bool) -> <span class="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="kw">if </span>!val { |
| <span class="comment">// disable |
| </span><span class="self">self</span>.pool_max_idle_per_host(<span class="number">0</span>) |
| } <span class="kw">else if </span><span class="self">self</span>.pool_config.max_idle_per_host == <span class="number">0 </span>{ |
| <span class="comment">// enable |
| </span><span class="self">self</span>.pool_max_idle_per_host(std::usize::MAX) |
| } <span class="kw">else </span>{ |
| <span class="comment">// already enabled |
| </span><span class="self">self |
| </span>} |
| } |
| |
| <span class="attribute">#[doc(hidden)] |
| #[deprecated(note = <span class="string">"renamed to `pool_idle_timeout`"</span>)] |
| </span><span class="kw">pub fn </span>keep_alive_timeout<D>(<span class="kw-2">&mut </span><span class="self">self</span>, val: D) -> <span class="kw-2">&mut </span><span class="self">Self |
| </span><span class="kw">where |
| </span>D: Into<<span class="prelude-ty">Option</span><Duration>>, |
| { |
| <span class="self">self</span>.pool_idle_timeout(val) |
| } |
| |
| <span class="doccomment">/// Set an optional timeout for idle sockets being kept-alive. |
| /// |
| /// Pass `None` to disable timeout. |
| /// |
| /// Default is 90 seconds. |
| </span><span class="kw">pub fn </span>pool_idle_timeout<D>(<span class="kw-2">&mut </span><span class="self">self</span>, val: D) -> <span class="kw-2">&mut </span><span class="self">Self |
| </span><span class="kw">where |
| </span>D: Into<<span class="prelude-ty">Option</span><Duration>>, |
| { |
| <span class="self">self</span>.pool_config.idle_timeout = val.into(); |
| <span class="self">self |
| </span>} |
| |
| <span class="attribute">#[doc(hidden)] |
| #[deprecated(note = <span class="string">"renamed to `pool_max_idle_per_host`"</span>)] |
| </span><span class="kw">pub fn </span>max_idle_per_host(<span class="kw-2">&mut </span><span class="self">self</span>, max_idle: usize) -> <span class="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.pool_config.max_idle_per_host = max_idle; |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Sets the maximum idle connection per host allowed in the pool. |
| /// |
| /// Default is `usize::MAX` (no limit). |
| </span><span class="kw">pub fn </span>pool_max_idle_per_host(<span class="kw-2">&mut </span><span class="self">self</span>, max_idle: usize) -> <span class="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.pool_config.max_idle_per_host = max_idle; |
| <span class="self">self |
| </span>} |
| |
| <span class="comment">// HTTP/1 options |
| |
| </span><span class="doccomment">/// Sets the exact size of the read buffer to *always* use. |
| /// |
| /// Note that setting this option unsets the `http1_max_buf_size` option. |
| /// |
| /// Default is an adaptive read buffer. |
| </span><span class="kw">pub fn </span>http1_read_buf_exact_size(<span class="kw-2">&mut </span><span class="self">self</span>, sz: usize) -> <span class="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.conn_builder.http1_read_buf_exact_size(<span class="prelude-val">Some</span>(sz)); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set the maximum buffer size for the connection. |
| /// |
| /// Default is ~400kb. |
| /// |
| /// Note that setting this option unsets the `http1_read_exact_buf_size` option. |
| /// |
| /// # Panics |
| /// |
| /// The minimum value allowed is 8192. This method panics if the passed `max` is less than the minimum. |
| </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>, max: usize) -> <span class="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.conn_builder.http1_max_buf_size(max); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set whether HTTP/1 connections will accept spaces between header names |
| /// and the colon that follow them in responses. |
| /// |
| /// Newline codepoints (`\r` and `\n`) will be transformed to spaces when |
| /// parsing. |
| /// |
| /// You probably don't need this, here is what [RFC 7230 Section 3.2.4.] has |
| /// to say about it: |
| /// |
| /// > No whitespace is allowed between the header field-name and colon. In |
| /// > the past, differences in the handling of such whitespace have led to |
| /// > security vulnerabilities in request routing and response handling. A |
| /// > server MUST reject any received request message that contains |
| /// > whitespace between a header field-name and colon with a response code |
| /// > of 400 (Bad Request). A proxy MUST remove any such whitespace from a |
| /// > response message before forwarding the message downstream. |
| /// |
| /// Note that this setting does not affect HTTP/2. |
| /// |
| /// Default is false. |
| /// |
| /// [RFC 7230 Section 3.2.4.]: https://tools.ietf.org/html/rfc7230#section-3.2.4 |
| </span><span class="kw">pub fn </span>http1_allow_spaces_after_header_name_in_responses(<span class="kw-2">&mut </span><span class="self">self</span>, val: bool) -> <span class="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.conn_builder |
| .http1_allow_spaces_after_header_name_in_responses(val); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set whether HTTP/1 connections will accept obsolete line folding for |
| /// header values. |
| /// |
| /// You probably don't need this, here is what [RFC 7230 Section 3.2.4.] has |
| /// to say about it: |
| /// |
| /// > A server that receives an obs-fold in a request message that is not |
| /// > within a message/http container MUST either reject the message by |
| /// > sending a 400 (Bad Request), preferably with a representation |
| /// > explaining that obsolete line folding is unacceptable, or replace |
| /// > each received obs-fold with one or more SP octets prior to |
| /// > interpreting the field value or forwarding the message downstream. |
| /// |
| /// > A proxy or gateway that receives an obs-fold in a response message |
| /// > that is not within a message/http container MUST either discard the |
| /// > message and replace it with a 502 (Bad Gateway) response, preferably |
| /// > with a representation explaining that unacceptable line folding was |
| /// > received, or replace each received obs-fold with one or more SP |
| /// > octets prior to interpreting the field value or forwarding the |
| /// > message downstream. |
| /// |
| /// > A user agent that receives an obs-fold in a response message that is |
| /// > not within a message/http container MUST replace each received |
| /// > obs-fold with one or more SP octets prior to interpreting the field |
| /// > value. |
| /// |
| /// Note that this setting does not affect HTTP/2. |
| /// |
| /// Default is false. |
| /// |
| /// [RFC 7230 Section 3.2.4.]: https://tools.ietf.org/html/rfc7230#section-3.2.4 |
| </span><span class="kw">pub fn </span>http1_allow_obsolete_multiline_headers_in_responses(<span class="kw-2">&mut </span><span class="self">self</span>, val: bool) -> <span class="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.conn_builder |
| .http1_allow_obsolete_multiline_headers_in_responses(val); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Sets whether invalid header lines should be silently ignored in HTTP/1 responses. |
| /// |
| /// This mimicks the behaviour of major browsers. You probably don't want this. |
| /// You should only want this if you are implementing a proxy whose main |
| /// purpose is to sit in front of browsers whose users access arbitrary content |
| /// which may be malformed, and they expect everything that works without |
| /// the proxy to keep working with the proxy. |
| /// |
| /// This option will prevent Hyper's client from returning an error encountered |
| /// when parsing a header, except if the error was caused by the character NUL |
| /// (ASCII code 0), as Chrome specifically always reject those. |
| /// |
| /// The ignorable errors are: |
| /// * empty header names; |
| /// * characters that are not allowed in header names, except for `\0` and `\r`; |
| /// * when `allow_spaces_after_header_name_in_responses` is not enabled, |
| /// spaces and tabs between the header name and the colon; |
| /// * missing colon between header name and colon; |
| /// * characters that are not allowed in header values except for `\0` and `\r`. |
| /// |
| /// If an ignorable error is encountered, the parser tries to find the next |
| /// line in the input to resume parsing the rest of the headers. An error |
| /// will be emitted nonetheless if it finds `\0` or a lone `\r` while |
| /// looking for the next line. |
| </span><span class="kw">pub fn </span>http1_ignore_invalid_headers_in_responses( |
| <span class="kw-2">&mut </span><span class="self">self</span>, |
| val: bool, |
| ) -> <span class="kw-2">&mut </span>Builder { |
| <span class="self">self</span>.conn_builder |
| .http1_ignore_invalid_headers_in_responses(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="kw">pub fn </span>http1_writev(<span class="kw-2">&mut </span><span class="self">self</span>, enabled: bool) -> <span class="kw-2">&mut </span>Builder { |
| <span class="self">self</span>.conn_builder.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="kw">pub fn </span>http1_title_case_headers(<span class="kw-2">&mut </span><span class="self">self</span>, val: bool) -> <span class="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.conn_builder.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 `Response`. It will also look for and use |
| /// such an extension in any provided `Request`. |
| /// |
| /// 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="kw">pub fn </span>http1_preserve_header_case(<span class="kw-2">&mut </span><span class="self">self</span>, val: bool) -> <span class="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.conn_builder.http1_preserve_header_case(val); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set whether HTTP/0.9 responses should be tolerated. |
| /// |
| /// Default is false. |
| </span><span class="kw">pub fn </span>http09_responses(<span class="kw-2">&mut </span><span class="self">self</span>, val: bool) -> <span class="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.conn_builder.http09_responses(val); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set whether the connection **must** use HTTP/2. |
| /// |
| /// The destination must either allow HTTP2 Prior Knowledge, or the |
| /// `Connect` should be configured to do use ALPN to upgrade to `h2` |
| /// as part of the connection process. This will not make the `Client` |
| /// utilize ALPN by itself. |
| /// |
| /// Note that setting this to true prevents HTTP/1 from being allowed. |
| /// |
| /// 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="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.client_config.ver = <span class="kw">if </span>val { Ver::Http2 } <span class="kw">else </span>{ Ver::Auto }; |
| <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="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.conn_builder |
| .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="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.conn_builder |
| .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="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.conn_builder.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="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.conn_builder.http2_max_frame_size(sz); |
| <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(feature = <span class="string">"runtime"</span>)] |
| #[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_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="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.conn_builder.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(feature = <span class="string">"runtime"</span>)] |
| #[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_keep_alive_timeout(<span class="kw-2">&mut </span><span class="self">self</span>, timeout: Duration) -> <span class="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.conn_builder.http2_keep_alive_timeout(timeout); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Sets whether HTTP2 keep-alive should apply while the connection is idle. |
| /// |
| /// If disabled, keep-alive pings are only sent while there are open |
| /// request/responses streams. If enabled, pings are also sent when no |
| /// streams are active. Does nothing if `http2_keep_alive_interval` is |
| /// disabled. |
| /// |
| /// Default is `false`. |
| /// |
| /// # Cargo Feature |
| /// |
| /// Requires the `runtime` cargo feature to be enabled. |
| </span><span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| #[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_keep_alive_while_idle(<span class="kw-2">&mut </span><span class="self">self</span>, enabled: bool) -> <span class="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.conn_builder.http2_keep_alive_while_idle(enabled); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Sets the maximum number of HTTP2 concurrent locally reset streams. |
| /// |
| /// See the documentation of [`h2::client::Builder::max_concurrent_reset_streams`] for more |
| /// details. |
| /// |
| /// The default value is determined by the `h2` crate. |
| /// |
| /// [`h2::client::Builder::max_concurrent_reset_streams`]: https://docs.rs/h2/client/struct.Builder.html#method.max_concurrent_reset_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_reset_streams(<span class="kw-2">&mut </span><span class="self">self</span>, max: usize) -> <span class="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.conn_builder.http2_max_concurrent_reset_streams(max); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set the maximum write buffer size for each HTTP/2 stream. |
| /// |
| /// Default is currently 1MB, 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="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.conn_builder.http2_max_send_buf_size(max); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set whether to retry requests that get disrupted before ever starting |
| /// to write. |
| /// |
| /// This means a request that is queued, and gets given an idle, reused |
| /// connection, and then encounters an error immediately as the idle |
| /// connection was found to be unusable. |
| /// |
| /// When this is set to `false`, the related `ResponseFuture` would instead |
| /// resolve to an `Error::Cancel`. |
| /// |
| /// Default is `true`. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>retry_canceled_requests(<span class="kw-2">&mut </span><span class="self">self</span>, val: bool) -> <span class="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.client_config.retry_canceled_requests = val; |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Set whether to automatically add the `Host` header to requests. |
| /// |
| /// If true, and a request does not include a `Host` header, one will be |
| /// added automatically, derived from the authority of the `Uri`. |
| /// |
| /// Default is `true`. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_host(<span class="kw-2">&mut </span><span class="self">self</span>, val: bool) -> <span class="kw-2">&mut </span><span class="self">Self </span>{ |
| <span class="self">self</span>.client_config.set_host = val; |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Provide an executor to execute background `Connection` tasks. |
| </span><span class="kw">pub fn </span>executor<E>(<span class="kw-2">&mut </span><span class="self">self</span>, exec: E) -> <span class="kw-2">&mut </span><span class="self">Self |
| </span><span class="kw">where |
| </span>E: Executor<BoxSendFuture> + Send + Sync + <span class="lifetime">'static</span>, |
| { |
| <span class="self">self</span>.conn_builder.executor(exec); |
| <span class="self">self |
| </span>} |
| |
| <span class="doccomment">/// Builder a client with this configuration and the default `HttpConnector`. |
| </span><span class="attribute">#[cfg(feature = <span class="string">"tcp"</span>)] |
| </span><span class="kw">pub fn </span>build_http<B>(<span class="kw-2">&</span><span class="self">self</span>) -> Client<HttpConnector, B> |
| <span class="kw">where |
| </span>B: HttpBody + Send, |
| B::Data: Send, |
| { |
| <span class="kw">let </span><span class="kw-2">mut </span>connector = HttpConnector::new(); |
| <span class="kw">if </span><span class="self">self</span>.pool_config.is_enabled() { |
| connector.set_keepalive(<span class="self">self</span>.pool_config.idle_timeout); |
| } |
| <span class="self">self</span>.build(connector) |
| } |
| |
| <span class="doccomment">/// Combine the configuration of this builder with a connector to create a `Client`. |
| </span><span class="kw">pub fn </span>build<C, B>(<span class="kw-2">&</span><span class="self">self</span>, connector: C) -> Client<C, B> |
| <span class="kw">where |
| </span>C: Connect + Clone, |
| B: HttpBody + Send, |
| B::Data: Send, |
| { |
| <span class="attribute">#[cfg_attr(feature = <span class="string">"deprecated"</span>, allow(deprecated))] |
| </span>Client { |
| config: <span class="self">self</span>.client_config, |
| conn_builder: <span class="self">self</span>.conn_builder.clone(), |
| connector, |
| pool: Pool::new(<span class="self">self</span>.pool_config, <span class="kw-2">&</span><span class="self">self</span>.conn_builder.exec), |
| } |
| } |
| } |
| |
| <span class="kw">impl </span>fmt::Debug <span class="kw">for </span>Builder { |
| <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 { |
| f.debug_struct(<span class="string">"Builder"</span>) |
| .field(<span class="string">"client_config"</span>, <span class="kw-2">&</span><span class="self">self</span>.client_config) |
| .field(<span class="string">"conn_builder"</span>, <span class="kw-2">&</span><span class="self">self</span>.conn_builder) |
| .field(<span class="string">"pool_config"</span>, <span class="kw-2">&</span><span class="self">self</span>.pool_config) |
| .finish() |
| } |
| } |
| |
| <span class="attribute">#[cfg(test)] |
| </span><span class="kw">mod </span>unit_tests { |
| <span class="kw">use super</span>::<span class="kw-2">*</span>; |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>response_future_is_sync() { |
| <span class="kw">fn </span>assert_sync<T: Sync>() {} |
| assert_sync::<ResponseFuture>(); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>set_relative_uri_with_implicit_path() { |
| <span class="kw">let </span><span class="kw-2">mut </span>uri = <span class="string">"http://hyper.rs"</span>.parse().unwrap(); |
| origin_form(<span class="kw-2">&mut </span>uri); |
| <span class="macro">assert_eq!</span>(uri.to_string(), <span class="string">"/"</span>); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_origin_form() { |
| <span class="kw">let </span><span class="kw-2">mut </span>uri = <span class="string">"http://hyper.rs/guides"</span>.parse().unwrap(); |
| origin_form(<span class="kw-2">&mut </span>uri); |
| <span class="macro">assert_eq!</span>(uri.to_string(), <span class="string">"/guides"</span>); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>uri = <span class="string">"http://hyper.rs/guides?foo=bar"</span>.parse().unwrap(); |
| origin_form(<span class="kw-2">&mut </span>uri); |
| <span class="macro">assert_eq!</span>(uri.to_string(), <span class="string">"/guides?foo=bar"</span>); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_absolute_form() { |
| <span class="kw">let </span><span class="kw-2">mut </span>uri = <span class="string">"http://hyper.rs/guides"</span>.parse().unwrap(); |
| absolute_form(<span class="kw-2">&mut </span>uri); |
| <span class="macro">assert_eq!</span>(uri.to_string(), <span class="string">"http://hyper.rs/guides"</span>); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>uri = <span class="string">"https://hyper.rs/guides"</span>.parse().unwrap(); |
| absolute_form(<span class="kw-2">&mut </span>uri); |
| <span class="macro">assert_eq!</span>(uri.to_string(), <span class="string">"/guides"</span>); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_authority_form() { |
| <span class="kw">let _ </span>= pretty_env_logger::try_init(); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>uri = <span class="string">"http://hyper.rs"</span>.parse().unwrap(); |
| authority_form(<span class="kw-2">&mut </span>uri); |
| <span class="macro">assert_eq!</span>(uri.to_string(), <span class="string">"hyper.rs"</span>); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>uri = <span class="string">"hyper.rs"</span>.parse().unwrap(); |
| authority_form(<span class="kw-2">&mut </span>uri); |
| <span class="macro">assert_eq!</span>(uri.to_string(), <span class="string">"hyper.rs"</span>); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_extract_domain_connect_no_port() { |
| <span class="kw">let </span><span class="kw-2">mut </span>uri = <span class="string">"hyper.rs"</span>.parse().unwrap(); |
| <span class="kw">let </span>(scheme, host) = extract_domain(<span class="kw-2">&mut </span>uri, <span class="bool-val">true</span>).expect(<span class="string">"extract domain"</span>); |
| <span class="macro">assert_eq!</span>(scheme, <span class="kw-2">*</span><span class="string">"http"</span>); |
| <span class="macro">assert_eq!</span>(host, <span class="string">"hyper.rs"</span>); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_is_secure() { |
| <span class="macro">assert_eq!</span>( |
| is_schema_secure(<span class="kw-2">&</span><span class="string">"http://hyper.rs"</span>.parse::<Uri>().unwrap()), |
| <span class="bool-val">false |
| </span>); |
| <span class="macro">assert_eq!</span>(is_schema_secure(<span class="kw-2">&</span><span class="string">"hyper.rs"</span>.parse::<Uri>().unwrap()), <span class="bool-val">false</span>); |
| <span class="macro">assert_eq!</span>( |
| is_schema_secure(<span class="kw-2">&</span><span class="string">"wss://hyper.rs"</span>.parse::<Uri>().unwrap()), |
| <span class="bool-val">true |
| </span>); |
| <span class="macro">assert_eq!</span>( |
| is_schema_secure(<span class="kw-2">&</span><span class="string">"ws://hyper.rs"</span>.parse::<Uri>().unwrap()), |
| <span class="bool-val">false |
| </span>); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_get_non_default_port() { |
| <span class="macro">assert!</span>(get_non_default_port(<span class="kw-2">&</span><span class="string">"http://hyper.rs"</span>.parse::<Uri>().unwrap()).is_none()); |
| <span class="macro">assert!</span>(get_non_default_port(<span class="kw-2">&</span><span class="string">"http://hyper.rs:80"</span>.parse::<Uri>().unwrap()).is_none()); |
| <span class="macro">assert!</span>(get_non_default_port(<span class="kw-2">&</span><span class="string">"https://hyper.rs:443"</span>.parse::<Uri>().unwrap()).is_none()); |
| <span class="macro">assert!</span>(get_non_default_port(<span class="kw-2">&</span><span class="string">"hyper.rs:80"</span>.parse::<Uri>().unwrap()).is_none()); |
| |
| <span class="macro">assert_eq!</span>( |
| get_non_default_port(<span class="kw-2">&</span><span class="string">"http://hyper.rs:123"</span>.parse::<Uri>().unwrap()) |
| .unwrap() |
| .as_u16(), |
| <span class="number">123 |
| </span>); |
| <span class="macro">assert_eq!</span>( |
| get_non_default_port(<span class="kw-2">&</span><span class="string">"https://hyper.rs:80"</span>.parse::<Uri>().unwrap()) |
| .unwrap() |
| .as_u16(), |
| <span class="number">80 |
| </span>); |
| <span class="macro">assert_eq!</span>( |
| get_non_default_port(<span class="kw-2">&</span><span class="string">"hyper.rs:123"</span>.parse::<Uri>().unwrap()) |
| .unwrap() |
| .as_u16(), |
| <span class="number">123 |
| </span>); |
| } |
| } |
| </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> |