| <!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/proto/h1/role.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>role.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::fmt::{<span class="self">self</span>, Write}; |
| <span class="kw">use </span>std::mem::MaybeUninit; |
| |
| <span class="kw">use </span>bytes::Bytes; |
| <span class="kw">use </span>bytes::BytesMut; |
| <span class="attribute">#[cfg(feature = <span class="string">"server"</span>)] |
| </span><span class="kw">use </span>http::header::ValueIter; |
| <span class="kw">use </span>http::header::{<span class="self">self</span>, Entry, HeaderName, HeaderValue}; |
| <span class="kw">use </span>http::{HeaderMap, Method, StatusCode, Version}; |
| <span class="attribute">#[cfg(all(feature = <span class="string">"server"</span>, feature = <span class="string">"runtime"</span>))] |
| </span><span class="kw">use </span>tokio::time::Instant; |
| <span class="kw">use </span>tracing::{debug, error, trace, trace_span, warn}; |
| |
| <span class="kw">use </span><span class="kw">crate</span>::body::DecodedLength; |
| <span class="attribute">#[cfg(feature = <span class="string">"server"</span>)] |
| </span><span class="kw">use </span><span class="kw">crate</span>::common::date; |
| <span class="kw">use </span><span class="kw">crate</span>::error::Parse; |
| <span class="kw">use </span><span class="kw">crate</span>::ext::HeaderCaseMap; |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span><span class="kw">use </span><span class="kw">crate</span>::ext::OriginalHeaderOrder; |
| <span class="kw">use </span><span class="kw">crate</span>::headers; |
| <span class="kw">use </span><span class="kw">crate</span>::proto::h1::{ |
| Encode, Encoder, Http1Transaction, ParseContext, ParseResult, ParsedMessage, |
| }; |
| <span class="kw">use </span><span class="kw">crate</span>::proto::{BodyLength, MessageHead, RequestHead, RequestLine}; |
| |
| <span class="kw">const </span>MAX_HEADERS: usize = <span class="number">100</span>; |
| <span class="kw">const </span>AVERAGE_HEADER_SIZE: usize = <span class="number">30</span>; <span class="comment">// totally scientific |
| </span><span class="attribute">#[cfg(feature = <span class="string">"server"</span>)] |
| </span><span class="kw">const </span>MAX_URI_LEN: usize = (u16::MAX - <span class="number">1</span>) <span class="kw">as </span>usize; |
| |
| <span class="macro">macro_rules! </span>header_name { |
| (<span class="macro-nonterminal">$bytes</span>:expr) => {{ |
| { |
| <span class="kw">match </span>HeaderName::from_bytes(<span class="macro-nonterminal">$bytes</span>) { |
| <span class="prelude-val">Ok</span>(name) => name, |
| <span class="prelude-val">Err</span>(e) => <span class="macro">maybe_panic!</span>(e), |
| } |
| } |
| }}; |
| } |
| |
| <span class="macro">macro_rules! </span>header_value { |
| (<span class="macro-nonterminal">$bytes</span>:expr) => {{ |
| { |
| <span class="kw">unsafe </span>{ HeaderValue::from_maybe_shared_unchecked(<span class="macro-nonterminal">$bytes</span>) } |
| } |
| }}; |
| } |
| |
| <span class="macro">macro_rules! </span>maybe_panic { |
| ($(<span class="macro-nonterminal">$arg</span>:tt)<span class="kw-2">*</span>) => ({ |
| <span class="kw">let </span>_err = ($(<span class="macro-nonterminal">$arg</span>)<span class="kw-2">*</span>); |
| <span class="kw">if </span><span class="macro">cfg!</span>(debug_assertions) { |
| <span class="macro">panic!</span>(<span class="string">"{:?}"</span>, _err); |
| } <span class="kw">else </span>{ |
| <span class="macro">error!</span>(<span class="string">"Internal Hyper error, please report {:?}"</span>, _err); |
| <span class="kw">return </span><span class="prelude-val">Err</span>(Parse::Internal) |
| } |
| }) |
| } |
| |
| <span class="kw">pub</span>(<span class="kw">super</span>) <span class="kw">fn </span>parse_headers<T>( |
| bytes: <span class="kw-2">&mut </span>BytesMut, |
| ctx: ParseContext<<span class="lifetime">'_</span>>, |
| ) -> ParseResult<T::Incoming> |
| <span class="kw">where |
| </span>T: Http1Transaction, |
| { |
| <span class="comment">// If the buffer is empty, don't bother entering the span, it's just noise. |
| </span><span class="kw">if </span>bytes.is_empty() { |
| <span class="kw">return </span><span class="prelude-val">Ok</span>(<span class="prelude-val">None</span>); |
| } |
| |
| <span class="kw">let </span>span = <span class="macro">trace_span!</span>(<span class="string">"parse_headers"</span>); |
| <span class="kw">let </span>_s = span.enter(); |
| |
| <span class="attribute">#[cfg(all(feature = <span class="string">"server"</span>, feature = <span class="string">"runtime"</span>))] |
| </span><span class="kw">if </span>!<span class="kw-2">*</span>ctx.h1_header_read_timeout_running { |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(h1_header_read_timeout) = ctx.h1_header_read_timeout { |
| <span class="kw">let </span>deadline = Instant::now() + h1_header_read_timeout; |
| <span class="kw-2">*</span>ctx.h1_header_read_timeout_running = <span class="bool-val">true</span>; |
| <span class="kw">match </span>ctx.h1_header_read_timeout_fut { |
| <span class="prelude-val">Some</span>(h1_header_read_timeout_fut) => { |
| <span class="macro">debug!</span>(<span class="string">"resetting h1 header read timeout timer"</span>); |
| h1_header_read_timeout_fut.as_mut().reset(deadline); |
| } |
| <span class="prelude-val">None </span>=> { |
| <span class="macro">debug!</span>(<span class="string">"setting h1 header read timeout timer"</span>); |
| <span class="kw-2">*</span>ctx.h1_header_read_timeout_fut = |
| <span class="prelude-val">Some</span>(Box::pin(tokio::time::sleep_until(deadline))); |
| } |
| } |
| } |
| } |
| |
| T::parse(bytes, ctx) |
| } |
| |
| <span class="kw">pub</span>(<span class="kw">super</span>) <span class="kw">fn </span>encode_headers<T>( |
| enc: Encode<<span class="lifetime">'_</span>, T::Outgoing>, |
| dst: <span class="kw-2">&mut </span>Vec<u8>, |
| ) -> <span class="kw">crate</span>::Result<Encoder> |
| <span class="kw">where |
| </span>T: Http1Transaction, |
| { |
| <span class="kw">let </span>span = <span class="macro">trace_span!</span>(<span class="string">"encode_headers"</span>); |
| <span class="kw">let </span>_s = span.enter(); |
| T::encode(enc, dst) |
| } |
| |
| <span class="comment">// There are 2 main roles, Client and Server. |
| |
| </span><span class="attribute">#[cfg(feature = <span class="string">"client"</span>)] |
| </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">enum </span>Client {} |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"server"</span>)] |
| </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">enum </span>Server {} |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"server"</span>)] |
| </span><span class="kw">impl </span>Http1Transaction <span class="kw">for </span>Server { |
| <span class="kw">type </span>Incoming = RequestLine; |
| <span class="kw">type </span>Outgoing = StatusCode; |
| <span class="kw">const </span>LOG: <span class="kw-2">&</span><span class="lifetime">'static </span>str = <span class="string">"{role=server}"</span>; |
| |
| <span class="kw">fn </span>parse(buf: <span class="kw-2">&mut </span>BytesMut, ctx: ParseContext<<span class="lifetime">'_</span>>) -> ParseResult<RequestLine> { |
| <span class="macro">debug_assert!</span>(!buf.is_empty(), <span class="string">"parse called with empty buf"</span>); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>keep_alive; |
| <span class="kw">let </span>is_http_11; |
| <span class="kw">let </span>subject; |
| <span class="kw">let </span>version; |
| <span class="kw">let </span>len; |
| <span class="kw">let </span>headers_len; |
| |
| <span class="comment">// Unsafe: both headers_indices and headers are using uninitialized memory, |
| // but we *never* read any of it until after httparse has assigned |
| // values into it. By not zeroing out the stack memory, this saves |
| // a good ~5% on pipeline benchmarks. |
| </span><span class="kw">let </span><span class="kw-2">mut </span>headers_indices: [MaybeUninit<HeaderIndices>; MAX_HEADERS] = <span class="kw">unsafe </span>{ |
| <span class="comment">// SAFETY: We can go safely from MaybeUninit array to array of MaybeUninit |
| </span>MaybeUninit::uninit().assume_init() |
| }; |
| { |
| <span class="comment">/* SAFETY: it is safe to go from MaybeUninit array to array of MaybeUninit */ |
| </span><span class="kw">let </span><span class="kw-2">mut </span>headers: [MaybeUninit<httparse::Header<<span class="lifetime">'_</span>>>; MAX_HEADERS] = |
| <span class="kw">unsafe </span>{ MaybeUninit::uninit().assume_init() }; |
| <span class="macro">trace!</span>(bytes = buf.len(), <span class="string">"Request.parse"</span>); |
| <span class="kw">let </span><span class="kw-2">mut </span>req = httparse::Request::new(<span class="kw-2">&mut </span>[]); |
| <span class="kw">let </span>bytes = buf.as_ref(); |
| <span class="kw">match </span>req.parse_with_uninit_headers(bytes, <span class="kw-2">&mut </span>headers) { |
| <span class="prelude-val">Ok</span>(httparse::Status::Complete(parsed_len)) => { |
| <span class="macro">trace!</span>(<span class="string">"Request.parse Complete({})"</span>, parsed_len); |
| len = parsed_len; |
| <span class="kw">let </span>uri = req.path.unwrap(); |
| <span class="kw">if </span>uri.len() > MAX_URI_LEN { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(Parse::UriTooLong); |
| } |
| subject = RequestLine( |
| Method::from_bytes(req.method.unwrap().as_bytes())<span class="question-mark">?</span>, |
| uri.parse()<span class="question-mark">?</span>, |
| ); |
| version = <span class="kw">if </span>req.version.unwrap() == <span class="number">1 </span>{ |
| keep_alive = <span class="bool-val">true</span>; |
| is_http_11 = <span class="bool-val">true</span>; |
| Version::HTTP_11 |
| } <span class="kw">else </span>{ |
| keep_alive = <span class="bool-val">false</span>; |
| is_http_11 = <span class="bool-val">false</span>; |
| Version::HTTP_10 |
| }; |
| |
| record_header_indices(bytes, <span class="kw-2">&</span>req.headers, <span class="kw-2">&mut </span>headers_indices)<span class="question-mark">?</span>; |
| headers_len = req.headers.len(); |
| } |
| <span class="prelude-val">Ok</span>(httparse::Status::Partial) => <span class="kw">return </span><span class="prelude-val">Ok</span>(<span class="prelude-val">None</span>), |
| <span class="prelude-val">Err</span>(err) => { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(<span class="kw">match </span>err { |
| <span class="comment">// if invalid Token, try to determine if for method or path |
| </span>httparse::Error::Token => { |
| <span class="kw">if </span>req.method.is_none() { |
| Parse::Method |
| } <span class="kw">else </span>{ |
| <span class="macro">debug_assert!</span>(req.path.is_none()); |
| Parse::Uri |
| } |
| } |
| other => other.into(), |
| }); |
| } |
| } |
| }; |
| |
| <span class="kw">let </span>slice = buf.split_to(len).freeze(); |
| |
| <span class="comment">// According to https://tools.ietf.org/html/rfc7230#section-3.3.3 |
| // 1. (irrelevant to Request) |
| // 2. (irrelevant to Request) |
| // 3. Transfer-Encoding: chunked has a chunked body. |
| // 4. If multiple differing Content-Length headers or invalid, close connection. |
| // 5. Content-Length header has a sized body. |
| // 6. Length 0. |
| // 7. (irrelevant to Request) |
| |
| </span><span class="kw">let </span><span class="kw-2">mut </span>decoder = DecodedLength::ZERO; |
| <span class="kw">let </span><span class="kw-2">mut </span>expect_continue = <span class="bool-val">false</span>; |
| <span class="kw">let </span><span class="kw-2">mut </span>con_len = <span class="prelude-val">None</span>; |
| <span class="kw">let </span><span class="kw-2">mut </span>is_te = <span class="bool-val">false</span>; |
| <span class="kw">let </span><span class="kw-2">mut </span>is_te_chunked = <span class="bool-val">false</span>; |
| <span class="kw">let </span><span class="kw-2">mut </span>wants_upgrade = subject.<span class="number">0 </span>== Method::CONNECT; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>header_case_map = <span class="kw">if </span>ctx.preserve_header_case { |
| <span class="prelude-val">Some</span>(HeaderCaseMap::default()) |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">None |
| </span>}; |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span><span class="kw">let </span><span class="kw-2">mut </span>header_order = <span class="kw">if </span>ctx.preserve_header_order { |
| <span class="prelude-val">Some</span>(OriginalHeaderOrder::default()) |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">None |
| </span>}; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>headers = ctx.cached_headers.take().unwrap_or_else(HeaderMap::new); |
| |
| headers.reserve(headers_len); |
| |
| <span class="kw">for </span>header <span class="kw">in </span><span class="kw-2">&</span>headers_indices[..headers_len] { |
| <span class="comment">// SAFETY: array is valid up to `headers_len` |
| </span><span class="kw">let </span>header = <span class="kw">unsafe </span>{ <span class="kw-2">&*</span>header.as_ptr() }; |
| <span class="kw">let </span>name = <span class="macro">header_name!</span>(<span class="kw-2">&</span>slice[header.name.<span class="number">0</span>..header.name.<span class="number">1</span>]); |
| <span class="kw">let </span>value = <span class="macro">header_value!</span>(slice.slice(header.value.<span class="number">0</span>..header.value.<span class="number">1</span>)); |
| |
| <span class="kw">match </span>name { |
| header::TRANSFER_ENCODING => { |
| <span class="comment">// https://tools.ietf.org/html/rfc7230#section-3.3.3 |
| // If Transfer-Encoding header is present, and 'chunked' is |
| // not the final encoding, and this is a Request, then it is |
| // malformed. A server should respond with 400 Bad Request. |
| </span><span class="kw">if </span>!is_http_11 { |
| <span class="macro">debug!</span>(<span class="string">"HTTP/1.0 cannot have Transfer-Encoding header"</span>); |
| <span class="kw">return </span><span class="prelude-val">Err</span>(Parse::transfer_encoding_unexpected()); |
| } |
| is_te = <span class="bool-val">true</span>; |
| <span class="kw">if </span>headers::is_chunked_(<span class="kw-2">&</span>value) { |
| is_te_chunked = <span class="bool-val">true</span>; |
| decoder = DecodedLength::CHUNKED; |
| } <span class="kw">else </span>{ |
| is_te_chunked = <span class="bool-val">false</span>; |
| } |
| } |
| header::CONTENT_LENGTH => { |
| <span class="kw">if </span>is_te { |
| <span class="kw">continue</span>; |
| } |
| <span class="kw">let </span>len = headers::content_length_parse(<span class="kw-2">&</span>value) |
| .ok_or_else(Parse::content_length_invalid)<span class="question-mark">?</span>; |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(prev) = con_len { |
| <span class="kw">if </span>prev != len { |
| <span class="macro">debug!</span>( |
| <span class="string">"multiple Content-Length headers with different values: [{}, {}]"</span>, |
| prev, len, |
| ); |
| <span class="kw">return </span><span class="prelude-val">Err</span>(Parse::content_length_invalid()); |
| } |
| <span class="comment">// we don't need to append this secondary length |
| </span><span class="kw">continue</span>; |
| } |
| decoder = DecodedLength::checked_new(len)<span class="question-mark">?</span>; |
| con_len = <span class="prelude-val">Some</span>(len); |
| } |
| header::CONNECTION => { |
| <span class="comment">// keep_alive was previously set to default for Version |
| </span><span class="kw">if </span>keep_alive { |
| <span class="comment">// HTTP/1.1 |
| </span>keep_alive = !headers::connection_close(<span class="kw-2">&</span>value); |
| } <span class="kw">else </span>{ |
| <span class="comment">// HTTP/1.0 |
| </span>keep_alive = headers::connection_keep_alive(<span class="kw-2">&</span>value); |
| } |
| } |
| header::EXPECT => { |
| <span class="comment">// According to https://datatracker.ietf.org/doc/html/rfc2616#section-14.20 |
| // Comparison of expectation values is case-insensitive for unquoted tokens |
| // (including the 100-continue token) |
| </span>expect_continue = value.as_bytes().eq_ignore_ascii_case(<span class="string">b"100-continue"</span>); |
| } |
| header::UPGRADE => { |
| <span class="comment">// Upgrades are only allowed with HTTP/1.1 |
| </span>wants_upgrade = is_http_11; |
| } |
| |
| <span class="kw">_ </span>=> (), |
| } |
| |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(<span class="kw-2">ref mut </span>header_case_map) = header_case_map { |
| header_case_map.append(<span class="kw-2">&</span>name, slice.slice(header.name.<span class="number">0</span>..header.name.<span class="number">1</span>)); |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span><span class="kw">if let </span><span class="prelude-val">Some</span>(<span class="kw-2">ref mut </span>header_order) = header_order { |
| header_order.append(<span class="kw-2">&</span>name); |
| } |
| |
| headers.append(name, value); |
| } |
| |
| <span class="kw">if </span>is_te && !is_te_chunked { |
| <span class="macro">debug!</span>(<span class="string">"request with transfer-encoding header, but not chunked, bad request"</span>); |
| <span class="kw">return </span><span class="prelude-val">Err</span>(Parse::transfer_encoding_invalid()); |
| } |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>extensions = http::Extensions::default(); |
| |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(header_case_map) = header_case_map { |
| extensions.insert(header_case_map); |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span><span class="kw">if let </span><span class="prelude-val">Some</span>(header_order) = header_order { |
| extensions.insert(header_order); |
| } |
| |
| <span class="kw-2">*</span>ctx.req_method = <span class="prelude-val">Some</span>(subject.<span class="number">0</span>.clone()); |
| |
| <span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>(ParsedMessage { |
| head: MessageHead { |
| version, |
| subject, |
| headers, |
| extensions, |
| }, |
| decode: decoder, |
| expect_continue, |
| keep_alive, |
| wants_upgrade, |
| })) |
| } |
| |
| <span class="kw">fn </span>encode(<span class="kw-2">mut </span>msg: Encode<<span class="lifetime">'_</span>, <span class="self">Self</span>::Outgoing>, dst: <span class="kw-2">&mut </span>Vec<u8>) -> <span class="kw">crate</span>::Result<Encoder> { |
| <span class="macro">trace!</span>( |
| <span class="string">"Server::encode status={:?}, body={:?}, req_method={:?}"</span>, |
| msg.head.subject, |
| msg.body, |
| msg.req_method |
| ); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>wrote_len = <span class="bool-val">false</span>; |
| |
| <span class="comment">// hyper currently doesn't support returning 1xx status codes as a Response |
| // This is because Service only allows returning a single Response, and |
| // so if you try to reply with a e.g. 100 Continue, you have no way of |
| // replying with the latter status code response. |
| </span><span class="kw">let </span>(ret, is_last) = <span class="kw">if </span>msg.head.subject == StatusCode::SWITCHING_PROTOCOLS { |
| (<span class="prelude-val">Ok</span>(()), <span class="bool-val">true</span>) |
| } <span class="kw">else if </span>msg.req_method == <span class="kw-2">&</span><span class="prelude-val">Some</span>(Method::CONNECT) && msg.head.subject.is_success() { |
| <span class="comment">// Sending content-length or transfer-encoding header on 2xx response |
| // to CONNECT is forbidden in RFC 7231. |
| </span>wrote_len = <span class="bool-val">true</span>; |
| (<span class="prelude-val">Ok</span>(()), <span class="bool-val">true</span>) |
| } <span class="kw">else if </span>msg.head.subject.is_informational() { |
| <span class="macro">warn!</span>(<span class="string">"response with 1xx status code not supported"</span>); |
| <span class="kw-2">*</span>msg.head = MessageHead::default(); |
| msg.head.subject = StatusCode::INTERNAL_SERVER_ERROR; |
| msg.body = <span class="prelude-val">None</span>; |
| (<span class="prelude-val">Err</span>(<span class="kw">crate</span>::Error::new_user_unsupported_status_code()), <span class="bool-val">true</span>) |
| } <span class="kw">else </span>{ |
| (<span class="prelude-val">Ok</span>(()), !msg.keep_alive) |
| }; |
| |
| <span class="comment">// In some error cases, we don't know about the invalid message until already |
| // pushing some bytes onto the `dst`. In those cases, we don't want to send |
| // the half-pushed message, so rewind to before. |
| </span><span class="kw">let </span>orig_len = dst.len(); |
| |
| <span class="kw">let </span>init_cap = <span class="number">30 </span>+ msg.head.headers.len() * AVERAGE_HEADER_SIZE; |
| dst.reserve(init_cap); |
| |
| <span class="kw">let </span>custom_reason_phrase = msg.head.extensions.get::<<span class="kw">crate</span>::ext::ReasonPhrase>(); |
| |
| <span class="kw">if </span>msg.head.version == Version::HTTP_11 |
| && msg.head.subject == StatusCode::OK |
| && custom_reason_phrase.is_none() |
| { |
| extend(dst, <span class="string">b"HTTP/1.1 200 OK\r\n"</span>); |
| } <span class="kw">else </span>{ |
| <span class="kw">match </span>msg.head.version { |
| Version::HTTP_10 => extend(dst, <span class="string">b"HTTP/1.0 "</span>), |
| Version::HTTP_11 => extend(dst, <span class="string">b"HTTP/1.1 "</span>), |
| Version::HTTP_2 => { |
| <span class="macro">debug!</span>(<span class="string">"response with HTTP2 version coerced to HTTP/1.1"</span>); |
| extend(dst, <span class="string">b"HTTP/1.1 "</span>); |
| } |
| other => <span class="macro">panic!</span>(<span class="string">"unexpected response version: {:?}"</span>, other), |
| } |
| |
| extend(dst, msg.head.subject.as_str().as_bytes()); |
| extend(dst, <span class="string">b" "</span>); |
| |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(reason) = custom_reason_phrase { |
| extend(dst, reason.as_bytes()); |
| } <span class="kw">else </span>{ |
| <span class="comment">// a reason MUST be written, as many parsers will expect it. |
| </span>extend( |
| dst, |
| msg.head |
| .subject |
| .canonical_reason() |
| .unwrap_or(<span class="string">"<none>"</span>) |
| .as_bytes(), |
| ); |
| } |
| |
| extend(dst, <span class="string">b"\r\n"</span>); |
| } |
| |
| <span class="kw">let </span>orig_headers; |
| <span class="kw">let </span>extensions = std::mem::take(<span class="kw-2">&mut </span>msg.head.extensions); |
| <span class="kw">let </span>orig_headers = <span class="kw">match </span>extensions.get::<HeaderCaseMap>() { |
| <span class="prelude-val">None </span><span class="kw">if </span>msg.title_case_headers => { |
| orig_headers = HeaderCaseMap::default(); |
| <span class="prelude-val">Some</span>(<span class="kw-2">&</span>orig_headers) |
| } |
| orig_headers => orig_headers, |
| }; |
| <span class="kw">let </span>encoder = <span class="kw">if let </span><span class="prelude-val">Some</span>(orig_headers) = orig_headers { |
| <span class="self">Self</span>::encode_headers_with_original_case( |
| msg, |
| dst, |
| is_last, |
| orig_len, |
| wrote_len, |
| orig_headers, |
| )<span class="question-mark">? |
| </span>} <span class="kw">else </span>{ |
| <span class="self">Self</span>::encode_headers_with_lower_case(msg, dst, is_last, orig_len, wrote_len)<span class="question-mark">? |
| </span>}; |
| |
| ret.map(|()| encoder) |
| } |
| |
| <span class="kw">fn </span>on_error(err: <span class="kw-2">&</span><span class="kw">crate</span>::Error) -> <span class="prelude-ty">Option</span><MessageHead<<span class="self">Self</span>::Outgoing>> { |
| <span class="kw">use </span><span class="kw">crate</span>::error::Kind; |
| <span class="kw">let </span>status = <span class="kw">match </span><span class="kw-2">*</span>err.kind() { |
| Kind::Parse(Parse::Method) |
| | Kind::Parse(Parse::Header(<span class="kw">_</span>)) |
| | Kind::Parse(Parse::Uri) |
| | Kind::Parse(Parse::Version) => StatusCode::BAD_REQUEST, |
| Kind::Parse(Parse::TooLarge) => StatusCode::REQUEST_HEADER_FIELDS_TOO_LARGE, |
| Kind::Parse(Parse::UriTooLong) => StatusCode::URI_TOO_LONG, |
| <span class="kw">_ </span>=> <span class="kw">return </span><span class="prelude-val">None</span>, |
| }; |
| |
| <span class="macro">debug!</span>(<span class="string">"sending automatic response ({}) for parse error"</span>, status); |
| <span class="kw">let </span><span class="kw-2">mut </span>msg = MessageHead::default(); |
| msg.subject = status; |
| <span class="prelude-val">Some</span>(msg) |
| } |
| |
| <span class="kw">fn </span>is_server() -> bool { |
| <span class="bool-val">true |
| </span>} |
| |
| <span class="kw">fn </span>update_date() { |
| date::update(); |
| } |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"server"</span>)] |
| </span><span class="kw">impl </span>Server { |
| <span class="kw">fn </span>can_have_body(method: <span class="kw-2">&</span><span class="prelude-ty">Option</span><Method>, status: StatusCode) -> bool { |
| Server::can_chunked(method, status) |
| } |
| |
| <span class="kw">fn </span>can_chunked(method: <span class="kw-2">&</span><span class="prelude-ty">Option</span><Method>, status: StatusCode) -> bool { |
| <span class="kw">if </span>method == <span class="kw-2">&</span><span class="prelude-val">Some</span>(Method::HEAD) || method == <span class="kw-2">&</span><span class="prelude-val">Some</span>(Method::CONNECT) && status.is_success() |
| { |
| <span class="bool-val">false |
| </span>} <span class="kw">else if </span>status.is_informational() { |
| <span class="bool-val">false |
| </span>} <span class="kw">else </span>{ |
| <span class="kw">match </span>status { |
| StatusCode::NO_CONTENT | StatusCode::NOT_MODIFIED => <span class="bool-val">false</span>, |
| <span class="kw">_ </span>=> <span class="bool-val">true</span>, |
| } |
| } |
| } |
| |
| <span class="kw">fn </span>can_have_content_length(method: <span class="kw-2">&</span><span class="prelude-ty">Option</span><Method>, status: StatusCode) -> bool { |
| <span class="kw">if </span>status.is_informational() || method == <span class="kw-2">&</span><span class="prelude-val">Some</span>(Method::CONNECT) && status.is_success() { |
| <span class="bool-val">false |
| </span>} <span class="kw">else </span>{ |
| <span class="kw">match </span>status { |
| StatusCode::NO_CONTENT | StatusCode::NOT_MODIFIED => <span class="bool-val">false</span>, |
| <span class="kw">_ </span>=> <span class="bool-val">true</span>, |
| } |
| } |
| } |
| |
| <span class="kw">fn </span>can_have_implicit_zero_content_length(method: <span class="kw-2">&</span><span class="prelude-ty">Option</span><Method>, status: StatusCode) -> bool { |
| Server::can_have_content_length(method, status) && method != <span class="kw-2">&</span><span class="prelude-val">Some</span>(Method::HEAD) |
| } |
| |
| <span class="kw">fn </span>encode_headers_with_lower_case( |
| msg: Encode<<span class="lifetime">'_</span>, StatusCode>, |
| dst: <span class="kw-2">&mut </span>Vec<u8>, |
| is_last: bool, |
| orig_len: usize, |
| wrote_len: bool, |
| ) -> <span class="kw">crate</span>::Result<Encoder> { |
| <span class="kw">struct </span>LowercaseWriter; |
| |
| <span class="kw">impl </span>HeaderNameWriter <span class="kw">for </span>LowercaseWriter { |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>write_full_header_line( |
| <span class="kw-2">&mut </span><span class="self">self</span>, |
| dst: <span class="kw-2">&mut </span>Vec<u8>, |
| line: <span class="kw-2">&</span>str, |
| <span class="kw">_</span>: (HeaderName, <span class="kw-2">&</span>str), |
| ) { |
| extend(dst, line.as_bytes()) |
| } |
| |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>write_header_name_with_colon( |
| <span class="kw-2">&mut </span><span class="self">self</span>, |
| dst: <span class="kw-2">&mut </span>Vec<u8>, |
| name_with_colon: <span class="kw-2">&</span>str, |
| <span class="kw">_</span>: HeaderName, |
| ) { |
| extend(dst, name_with_colon.as_bytes()) |
| } |
| |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>write_header_name(<span class="kw-2">&mut </span><span class="self">self</span>, dst: <span class="kw-2">&mut </span>Vec<u8>, name: <span class="kw-2">&</span>HeaderName) { |
| extend(dst, name.as_str().as_bytes()) |
| } |
| } |
| |
| <span class="self">Self</span>::encode_headers(msg, dst, is_last, orig_len, wrote_len, LowercaseWriter) |
| } |
| |
| <span class="attribute">#[cold] |
| #[inline(never)] |
| </span><span class="kw">fn </span>encode_headers_with_original_case( |
| msg: Encode<<span class="lifetime">'_</span>, StatusCode>, |
| dst: <span class="kw-2">&mut </span>Vec<u8>, |
| is_last: bool, |
| orig_len: usize, |
| wrote_len: bool, |
| orig_headers: <span class="kw-2">&</span>HeaderCaseMap, |
| ) -> <span class="kw">crate</span>::Result<Encoder> { |
| <span class="kw">struct </span>OrigCaseWriter<<span class="lifetime">'map</span>> { |
| map: <span class="kw-2">&</span><span class="lifetime">'map </span>HeaderCaseMap, |
| current: <span class="prelude-ty">Option</span><(HeaderName, ValueIter<<span class="lifetime">'map</span>, Bytes>)>, |
| title_case_headers: bool, |
| } |
| |
| <span class="kw">impl </span>HeaderNameWriter <span class="kw">for </span>OrigCaseWriter<<span class="lifetime">'_</span>> { |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>write_full_header_line( |
| <span class="kw-2">&mut </span><span class="self">self</span>, |
| dst: <span class="kw-2">&mut </span>Vec<u8>, |
| <span class="kw">_</span>: <span class="kw-2">&</span>str, |
| (name, rest): (HeaderName, <span class="kw-2">&</span>str), |
| ) { |
| <span class="self">self</span>.write_header_name(dst, <span class="kw-2">&</span>name); |
| extend(dst, rest.as_bytes()); |
| } |
| |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>write_header_name_with_colon( |
| <span class="kw-2">&mut </span><span class="self">self</span>, |
| dst: <span class="kw-2">&mut </span>Vec<u8>, |
| <span class="kw">_</span>: <span class="kw-2">&</span>str, |
| name: HeaderName, |
| ) { |
| <span class="self">self</span>.write_header_name(dst, <span class="kw-2">&</span>name); |
| extend(dst, <span class="string">b": "</span>); |
| } |
| |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>write_header_name(<span class="kw-2">&mut </span><span class="self">self</span>, dst: <span class="kw-2">&mut </span>Vec<u8>, name: <span class="kw-2">&</span>HeaderName) { |
| <span class="kw">let </span><span class="self">Self </span>{ |
| map, |
| <span class="kw-2">ref mut </span>current, |
| title_case_headers, |
| } = <span class="kw-2">*</span><span class="self">self</span>; |
| <span class="kw">if </span>current.as_ref().map_or(<span class="bool-val">true</span>, |(last, <span class="kw">_</span>)| last != name) { |
| <span class="kw-2">*</span>current = <span class="prelude-val">None</span>; |
| } |
| <span class="kw">let </span>(<span class="kw">_</span>, values) = |
| current.get_or_insert_with(|| (name.clone(), map.get_all_internal(name))); |
| |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(orig_name) = values.next() { |
| extend(dst, orig_name); |
| } <span class="kw">else if </span>title_case_headers { |
| title_case(dst, name.as_str().as_bytes()); |
| } <span class="kw">else </span>{ |
| extend(dst, name.as_str().as_bytes()); |
| } |
| } |
| } |
| |
| <span class="kw">let </span>header_name_writer = OrigCaseWriter { |
| map: orig_headers, |
| current: <span class="prelude-val">None</span>, |
| title_case_headers: msg.title_case_headers, |
| }; |
| |
| <span class="self">Self</span>::encode_headers(msg, dst, is_last, orig_len, wrote_len, header_name_writer) |
| } |
| |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>encode_headers<W>( |
| msg: Encode<<span class="lifetime">'_</span>, StatusCode>, |
| dst: <span class="kw-2">&mut </span>Vec<u8>, |
| <span class="kw-2">mut </span>is_last: bool, |
| orig_len: usize, |
| <span class="kw-2">mut </span>wrote_len: bool, |
| <span class="kw-2">mut </span>header_name_writer: W, |
| ) -> <span class="kw">crate</span>::Result<Encoder> |
| <span class="kw">where |
| </span>W: HeaderNameWriter, |
| { |
| <span class="comment">// In some error cases, we don't know about the invalid message until already |
| // pushing some bytes onto the `dst`. In those cases, we don't want to send |
| // the half-pushed message, so rewind to before. |
| </span><span class="kw">let </span>rewind = |dst: <span class="kw-2">&mut </span>Vec<u8>| { |
| dst.truncate(orig_len); |
| }; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>encoder = Encoder::length(<span class="number">0</span>); |
| <span class="kw">let </span><span class="kw-2">mut </span>wrote_date = <span class="bool-val">false</span>; |
| <span class="kw">let </span><span class="kw-2">mut </span>cur_name = <span class="prelude-val">None</span>; |
| <span class="kw">let </span><span class="kw-2">mut </span>is_name_written = <span class="bool-val">false</span>; |
| <span class="kw">let </span><span class="kw-2">mut </span>must_write_chunked = <span class="bool-val">false</span>; |
| <span class="kw">let </span><span class="kw-2">mut </span>prev_con_len = <span class="prelude-val">None</span>; |
| |
| <span class="macro">macro_rules! </span>handle_is_name_written { |
| () => {{ |
| <span class="kw">if </span>is_name_written { |
| <span class="comment">// we need to clean up and write the newline |
| </span><span class="macro">debug_assert_ne!</span>( |
| <span class="kw-2">&</span>dst[dst.len() - <span class="number">2</span>..], |
| <span class="string">b"\r\n"</span>, |
| <span class="string">"previous header wrote newline but set is_name_written" |
| </span>); |
| |
| <span class="kw">if </span>must_write_chunked { |
| extend(dst, <span class="string">b", chunked\r\n"</span>); |
| } <span class="kw">else </span>{ |
| extend(dst, <span class="string">b"\r\n"</span>); |
| } |
| } |
| }}; |
| } |
| |
| <span class="lifetime">'headers</span>: <span class="kw">for </span>(opt_name, value) <span class="kw">in </span>msg.head.headers.drain() { |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(n) = opt_name { |
| cur_name = <span class="prelude-val">Some</span>(n); |
| <span class="macro">handle_is_name_written!</span>(); |
| is_name_written = <span class="bool-val">false</span>; |
| } |
| <span class="kw">let </span>name = cur_name.as_ref().expect(<span class="string">"current header name"</span>); |
| <span class="kw">match </span><span class="kw-2">*</span>name { |
| header::CONTENT_LENGTH => { |
| <span class="kw">if </span>wrote_len && !is_name_written { |
| <span class="macro">warn!</span>(<span class="string">"unexpected content-length found, canceling"</span>); |
| rewind(dst); |
| <span class="kw">return </span><span class="prelude-val">Err</span>(<span class="kw">crate</span>::Error::new_user_header()); |
| } |
| <span class="kw">match </span>msg.body { |
| <span class="prelude-val">Some</span>(BodyLength::Known(known_len)) => { |
| <span class="comment">// The HttpBody claims to know a length, and |
| // the headers are already set. For performance |
| // reasons, we are just going to trust that |
| // the values match. |
| // |
| // In debug builds, we'll assert they are the |
| // same to help developers find bugs. |
| </span><span class="attribute">#[cfg(debug_assertions)] |
| </span>{ |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(len) = headers::content_length_parse(<span class="kw-2">&</span>value) { |
| <span class="macro">assert!</span>( |
| len == known_len, |
| <span class="string">"payload claims content-length of {}, custom content-length header claims {}"</span>, |
| known_len, |
| len, |
| ); |
| } |
| } |
| |
| <span class="kw">if </span>!is_name_written { |
| encoder = Encoder::length(known_len); |
| header_name_writer.write_header_name_with_colon( |
| dst, |
| <span class="string">"content-length: "</span>, |
| header::CONTENT_LENGTH, |
| ); |
| extend(dst, value.as_bytes()); |
| wrote_len = <span class="bool-val">true</span>; |
| is_name_written = <span class="bool-val">true</span>; |
| } |
| <span class="kw">continue </span><span class="lifetime">'headers</span>; |
| } |
| <span class="prelude-val">Some</span>(BodyLength::Unknown) => { |
| <span class="comment">// The HttpBody impl didn't know how long the |
| // body is, but a length header was included. |
| // We have to parse the value to return our |
| // Encoder... |
| |
| </span><span class="kw">if let </span><span class="prelude-val">Some</span>(len) = headers::content_length_parse(<span class="kw-2">&</span>value) { |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(prev) = prev_con_len { |
| <span class="kw">if </span>prev != len { |
| <span class="macro">warn!</span>( |
| <span class="string">"multiple Content-Length values found: [{}, {}]"</span>, |
| prev, len |
| ); |
| rewind(dst); |
| <span class="kw">return </span><span class="prelude-val">Err</span>(<span class="kw">crate</span>::Error::new_user_header()); |
| } |
| <span class="macro">debug_assert!</span>(is_name_written); |
| <span class="kw">continue </span><span class="lifetime">'headers</span>; |
| } <span class="kw">else </span>{ |
| <span class="comment">// we haven't written content-length yet! |
| </span>encoder = Encoder::length(len); |
| header_name_writer.write_header_name_with_colon( |
| dst, |
| <span class="string">"content-length: "</span>, |
| header::CONTENT_LENGTH, |
| ); |
| extend(dst, value.as_bytes()); |
| wrote_len = <span class="bool-val">true</span>; |
| is_name_written = <span class="bool-val">true</span>; |
| prev_con_len = <span class="prelude-val">Some</span>(len); |
| <span class="kw">continue </span><span class="lifetime">'headers</span>; |
| } |
| } <span class="kw">else </span>{ |
| <span class="macro">warn!</span>(<span class="string">"illegal Content-Length value: {:?}"</span>, value); |
| rewind(dst); |
| <span class="kw">return </span><span class="prelude-val">Err</span>(<span class="kw">crate</span>::Error::new_user_header()); |
| } |
| } |
| <span class="prelude-val">None </span>=> { |
| <span class="comment">// We have no body to actually send, |
| // but the headers claim a content-length. |
| // There's only 2 ways this makes sense: |
| // |
| // - The header says the length is `0`. |
| // - This is a response to a `HEAD` request. |
| </span><span class="kw">if </span>msg.req_method == <span class="kw-2">&</span><span class="prelude-val">Some</span>(Method::HEAD) { |
| <span class="macro">debug_assert_eq!</span>(encoder, Encoder::length(<span class="number">0</span>)); |
| } <span class="kw">else </span>{ |
| <span class="kw">if </span>value.as_bytes() != <span class="string">b"0" </span>{ |
| <span class="macro">warn!</span>( |
| <span class="string">"content-length value found, but empty body provided: {:?}"</span>, |
| value |
| ); |
| } |
| <span class="kw">continue </span><span class="lifetime">'headers</span>; |
| } |
| } |
| } |
| wrote_len = <span class="bool-val">true</span>; |
| } |
| header::TRANSFER_ENCODING => { |
| <span class="kw">if </span>wrote_len && !is_name_written { |
| <span class="macro">warn!</span>(<span class="string">"unexpected transfer-encoding found, canceling"</span>); |
| rewind(dst); |
| <span class="kw">return </span><span class="prelude-val">Err</span>(<span class="kw">crate</span>::Error::new_user_header()); |
| } |
| <span class="comment">// check that we actually can send a chunked body... |
| </span><span class="kw">if </span>msg.head.version == Version::HTTP_10 |
| || !Server::can_chunked(msg.req_method, msg.head.subject) |
| { |
| <span class="kw">continue</span>; |
| } |
| wrote_len = <span class="bool-val">true</span>; |
| <span class="comment">// Must check each value, because `chunked` needs to be the |
| // last encoding, or else we add it. |
| </span>must_write_chunked = !headers::is_chunked_(<span class="kw-2">&</span>value); |
| |
| <span class="kw">if </span>!is_name_written { |
| encoder = Encoder::chunked(); |
| is_name_written = <span class="bool-val">true</span>; |
| header_name_writer.write_header_name_with_colon( |
| dst, |
| <span class="string">"transfer-encoding: "</span>, |
| header::TRANSFER_ENCODING, |
| ); |
| extend(dst, value.as_bytes()); |
| } <span class="kw">else </span>{ |
| extend(dst, <span class="string">b", "</span>); |
| extend(dst, value.as_bytes()); |
| } |
| <span class="kw">continue </span><span class="lifetime">'headers</span>; |
| } |
| header::CONNECTION => { |
| <span class="kw">if </span>!is_last && headers::connection_close(<span class="kw-2">&</span>value) { |
| is_last = <span class="bool-val">true</span>; |
| } |
| <span class="kw">if </span>!is_name_written { |
| is_name_written = <span class="bool-val">true</span>; |
| header_name_writer.write_header_name_with_colon( |
| dst, |
| <span class="string">"connection: "</span>, |
| header::CONNECTION, |
| ); |
| extend(dst, value.as_bytes()); |
| } <span class="kw">else </span>{ |
| extend(dst, <span class="string">b", "</span>); |
| extend(dst, value.as_bytes()); |
| } |
| <span class="kw">continue </span><span class="lifetime">'headers</span>; |
| } |
| header::DATE => { |
| wrote_date = <span class="bool-val">true</span>; |
| } |
| <span class="kw">_ </span>=> (), |
| } |
| <span class="comment">//TODO: this should perhaps instead combine them into |
| //single lines, as RFC7230 suggests is preferable. |
| |
| // non-special write Name and Value |
| </span><span class="macro">debug_assert!</span>( |
| !is_name_written, |
| <span class="string">"{:?} set is_name_written and didn't continue loop"</span>, |
| name, |
| ); |
| header_name_writer.write_header_name(dst, name); |
| extend(dst, <span class="string">b": "</span>); |
| extend(dst, value.as_bytes()); |
| extend(dst, <span class="string">b"\r\n"</span>); |
| } |
| |
| <span class="macro">handle_is_name_written!</span>(); |
| |
| <span class="kw">if </span>!wrote_len { |
| encoder = <span class="kw">match </span>msg.body { |
| <span class="prelude-val">Some</span>(BodyLength::Unknown) => { |
| <span class="kw">if </span>msg.head.version == Version::HTTP_10 |
| || !Server::can_chunked(msg.req_method, msg.head.subject) |
| { |
| Encoder::close_delimited() |
| } <span class="kw">else </span>{ |
| header_name_writer.write_full_header_line( |
| dst, |
| <span class="string">"transfer-encoding: chunked\r\n"</span>, |
| (header::TRANSFER_ENCODING, <span class="string">": chunked\r\n"</span>), |
| ); |
| Encoder::chunked() |
| } |
| } |
| <span class="prelude-val">None </span>| <span class="prelude-val">Some</span>(BodyLength::Known(<span class="number">0</span>)) => { |
| <span class="kw">if </span>Server::can_have_implicit_zero_content_length( |
| msg.req_method, |
| msg.head.subject, |
| ) { |
| header_name_writer.write_full_header_line( |
| dst, |
| <span class="string">"content-length: 0\r\n"</span>, |
| (header::CONTENT_LENGTH, <span class="string">": 0\r\n"</span>), |
| ) |
| } |
| Encoder::length(<span class="number">0</span>) |
| } |
| <span class="prelude-val">Some</span>(BodyLength::Known(len)) => { |
| <span class="kw">if </span>!Server::can_have_content_length(msg.req_method, msg.head.subject) { |
| Encoder::length(<span class="number">0</span>) |
| } <span class="kw">else </span>{ |
| header_name_writer.write_header_name_with_colon( |
| dst, |
| <span class="string">"content-length: "</span>, |
| header::CONTENT_LENGTH, |
| ); |
| extend(dst, ::itoa::Buffer::new().format(len).as_bytes()); |
| extend(dst, <span class="string">b"\r\n"</span>); |
| Encoder::length(len) |
| } |
| } |
| }; |
| } |
| |
| <span class="kw">if </span>!Server::can_have_body(msg.req_method, msg.head.subject) { |
| <span class="macro">trace!</span>( |
| <span class="string">"server body forced to 0; method={:?}, status={:?}"</span>, |
| msg.req_method, |
| msg.head.subject |
| ); |
| encoder = Encoder::length(<span class="number">0</span>); |
| } |
| |
| <span class="comment">// cached date is much faster than formatting every request |
| </span><span class="kw">if </span>!wrote_date { |
| dst.reserve(date::DATE_VALUE_LENGTH + <span class="number">8</span>); |
| header_name_writer.write_header_name_with_colon(dst, <span class="string">"date: "</span>, header::DATE); |
| date::extend(dst); |
| extend(dst, <span class="string">b"\r\n\r\n"</span>); |
| } <span class="kw">else </span>{ |
| extend(dst, <span class="string">b"\r\n"</span>); |
| } |
| |
| <span class="prelude-val">Ok</span>(encoder.set_last(is_last)) |
| } |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"server"</span>)] |
| </span><span class="kw">trait </span>HeaderNameWriter { |
| <span class="kw">fn </span>write_full_header_line( |
| <span class="kw-2">&mut </span><span class="self">self</span>, |
| dst: <span class="kw-2">&mut </span>Vec<u8>, |
| line: <span class="kw-2">&</span>str, |
| name_value_pair: (HeaderName, <span class="kw-2">&</span>str), |
| ); |
| <span class="kw">fn </span>write_header_name_with_colon( |
| <span class="kw-2">&mut </span><span class="self">self</span>, |
| dst: <span class="kw-2">&mut </span>Vec<u8>, |
| name_with_colon: <span class="kw-2">&</span>str, |
| name: HeaderName, |
| ); |
| <span class="kw">fn </span>write_header_name(<span class="kw-2">&mut </span><span class="self">self</span>, dst: <span class="kw-2">&mut </span>Vec<u8>, name: <span class="kw-2">&</span>HeaderName); |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"client"</span>)] |
| </span><span class="kw">impl </span>Http1Transaction <span class="kw">for </span>Client { |
| <span class="kw">type </span>Incoming = StatusCode; |
| <span class="kw">type </span>Outgoing = RequestLine; |
| <span class="kw">const </span>LOG: <span class="kw-2">&</span><span class="lifetime">'static </span>str = <span class="string">"{role=client}"</span>; |
| |
| <span class="kw">fn </span>parse(buf: <span class="kw-2">&mut </span>BytesMut, ctx: ParseContext<<span class="lifetime">'_</span>>) -> ParseResult<StatusCode> { |
| <span class="macro">debug_assert!</span>(!buf.is_empty(), <span class="string">"parse called with empty buf"</span>); |
| |
| <span class="comment">// Loop to skip information status code headers (100 Continue, etc). |
| </span><span class="kw">loop </span>{ |
| <span class="comment">// Unsafe: see comment in Server Http1Transaction, above. |
| </span><span class="kw">let </span><span class="kw-2">mut </span>headers_indices: [MaybeUninit<HeaderIndices>; MAX_HEADERS] = <span class="kw">unsafe </span>{ |
| <span class="comment">// SAFETY: We can go safely from MaybeUninit array to array of MaybeUninit |
| </span>MaybeUninit::uninit().assume_init() |
| }; |
| <span class="kw">let </span>(len, status, reason, version, headers_len) = { |
| <span class="comment">// SAFETY: We can go safely from MaybeUninit array to array of MaybeUninit |
| </span><span class="kw">let </span><span class="kw-2">mut </span>headers: [MaybeUninit<httparse::Header<<span class="lifetime">'_</span>>>; MAX_HEADERS] = |
| <span class="kw">unsafe </span>{ MaybeUninit::uninit().assume_init() }; |
| <span class="macro">trace!</span>(bytes = buf.len(), <span class="string">"Response.parse"</span>); |
| <span class="kw">let </span><span class="kw-2">mut </span>res = httparse::Response::new(<span class="kw-2">&mut </span>[]); |
| <span class="kw">let </span>bytes = buf.as_ref(); |
| <span class="kw">match </span>ctx.h1_parser_config.parse_response_with_uninit_headers( |
| <span class="kw-2">&mut </span>res, |
| bytes, |
| <span class="kw-2">&mut </span>headers, |
| ) { |
| <span class="prelude-val">Ok</span>(httparse::Status::Complete(len)) => { |
| <span class="macro">trace!</span>(<span class="string">"Response.parse Complete({})"</span>, len); |
| <span class="kw">let </span>status = StatusCode::from_u16(res.code.unwrap())<span class="question-mark">?</span>; |
| |
| <span class="kw">let </span>reason = { |
| <span class="kw">let </span>reason = res.reason.unwrap(); |
| <span class="comment">// Only save the reason phrase if it isn't the canonical reason |
| </span><span class="kw">if </span><span class="prelude-val">Some</span>(reason) != status.canonical_reason() { |
| <span class="prelude-val">Some</span>(Bytes::copy_from_slice(reason.as_bytes())) |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">None |
| </span>} |
| }; |
| |
| <span class="kw">let </span>version = <span class="kw">if </span>res.version.unwrap() == <span class="number">1 </span>{ |
| Version::HTTP_11 |
| } <span class="kw">else </span>{ |
| Version::HTTP_10 |
| }; |
| record_header_indices(bytes, <span class="kw-2">&</span>res.headers, <span class="kw-2">&mut </span>headers_indices)<span class="question-mark">?</span>; |
| <span class="kw">let </span>headers_len = res.headers.len(); |
| (len, status, reason, version, headers_len) |
| } |
| <span class="prelude-val">Ok</span>(httparse::Status::Partial) => <span class="kw">return </span><span class="prelude-val">Ok</span>(<span class="prelude-val">None</span>), |
| <span class="prelude-val">Err</span>(httparse::Error::Version) <span class="kw">if </span>ctx.h09_responses => { |
| <span class="macro">trace!</span>(<span class="string">"Response.parse accepted HTTP/0.9 response"</span>); |
| |
| (<span class="number">0</span>, StatusCode::OK, <span class="prelude-val">None</span>, Version::HTTP_09, <span class="number">0</span>) |
| } |
| <span class="prelude-val">Err</span>(e) => <span class="kw">return </span><span class="prelude-val">Err</span>(e.into()), |
| } |
| }; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>slice = buf.split_to(len); |
| |
| <span class="kw">if </span>ctx |
| .h1_parser_config |
| .obsolete_multiline_headers_in_responses_are_allowed() |
| { |
| <span class="kw">for </span>header <span class="kw">in </span><span class="kw-2">&</span>headers_indices[..headers_len] { |
| <span class="comment">// SAFETY: array is valid up to `headers_len` |
| </span><span class="kw">let </span>header = <span class="kw">unsafe </span>{ <span class="kw-2">&*</span>header.as_ptr() }; |
| <span class="kw">for </span>b <span class="kw">in </span><span class="kw-2">&mut </span>slice[header.value.<span class="number">0</span>..header.value.<span class="number">1</span>] { |
| <span class="kw">if </span><span class="kw-2">*</span>b == <span class="string">b'\r' </span>|| <span class="kw-2">*</span>b == <span class="string">b'\n' </span>{ |
| <span class="kw-2">*</span>b = <span class="string">b' '</span>; |
| } |
| } |
| } |
| } |
| |
| <span class="kw">let </span>slice = slice.freeze(); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>headers = ctx.cached_headers.take().unwrap_or_else(HeaderMap::new); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>keep_alive = version == Version::HTTP_11; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>header_case_map = <span class="kw">if </span>ctx.preserve_header_case { |
| <span class="prelude-val">Some</span>(HeaderCaseMap::default()) |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">None |
| </span>}; |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span><span class="kw">let </span><span class="kw-2">mut </span>header_order = <span class="kw">if </span>ctx.preserve_header_order { |
| <span class="prelude-val">Some</span>(OriginalHeaderOrder::default()) |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">None |
| </span>}; |
| |
| headers.reserve(headers_len); |
| <span class="kw">for </span>header <span class="kw">in </span><span class="kw-2">&</span>headers_indices[..headers_len] { |
| <span class="comment">// SAFETY: array is valid up to `headers_len` |
| </span><span class="kw">let </span>header = <span class="kw">unsafe </span>{ <span class="kw-2">&*</span>header.as_ptr() }; |
| <span class="kw">let </span>name = <span class="macro">header_name!</span>(<span class="kw-2">&</span>slice[header.name.<span class="number">0</span>..header.name.<span class="number">1</span>]); |
| <span class="kw">let </span>value = <span class="macro">header_value!</span>(slice.slice(header.value.<span class="number">0</span>..header.value.<span class="number">1</span>)); |
| |
| <span class="kw">if let </span>header::CONNECTION = name { |
| <span class="comment">// keep_alive was previously set to default for Version |
| </span><span class="kw">if </span>keep_alive { |
| <span class="comment">// HTTP/1.1 |
| </span>keep_alive = !headers::connection_close(<span class="kw-2">&</span>value); |
| } <span class="kw">else </span>{ |
| <span class="comment">// HTTP/1.0 |
| </span>keep_alive = headers::connection_keep_alive(<span class="kw-2">&</span>value); |
| } |
| } |
| |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(<span class="kw-2">ref mut </span>header_case_map) = header_case_map { |
| header_case_map.append(<span class="kw-2">&</span>name, slice.slice(header.name.<span class="number">0</span>..header.name.<span class="number">1</span>)); |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span><span class="kw">if let </span><span class="prelude-val">Some</span>(<span class="kw-2">ref mut </span>header_order) = header_order { |
| header_order.append(<span class="kw-2">&</span>name); |
| } |
| |
| headers.append(name, value); |
| } |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>extensions = http::Extensions::default(); |
| |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(header_case_map) = header_case_map { |
| extensions.insert(header_case_map); |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span><span class="kw">if let </span><span class="prelude-val">Some</span>(header_order) = header_order { |
| extensions.insert(header_order); |
| } |
| |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(reason) = reason { |
| <span class="comment">// Safety: httparse ensures that only valid reason phrase bytes are present in this |
| // field. |
| </span><span class="kw">let </span>reason = <span class="kw">unsafe </span>{ <span class="kw">crate</span>::ext::ReasonPhrase::from_bytes_unchecked(reason) }; |
| extensions.insert(reason); |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span><span class="kw">if </span>ctx.raw_headers { |
| extensions.insert(<span class="kw">crate</span>::ffi::RawHeaders(<span class="kw">crate</span>::ffi::hyper_buf(slice))); |
| } |
| |
| <span class="kw">let </span>head = MessageHead { |
| version, |
| subject: status, |
| headers, |
| extensions, |
| }; |
| <span class="kw">if let </span><span class="prelude-val">Some</span>((decode, is_upgrade)) = Client::decoder(<span class="kw-2">&</span>head, ctx.req_method)<span class="question-mark">? </span>{ |
| <span class="kw">return </span><span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>(ParsedMessage { |
| head, |
| decode, |
| expect_continue: <span class="bool-val">false</span>, |
| <span class="comment">// a client upgrade means the connection can't be used |
| // again, as it is definitely upgrading. |
| </span>keep_alive: keep_alive && !is_upgrade, |
| wants_upgrade: is_upgrade, |
| })); |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span><span class="kw">if </span>head.subject.is_informational() { |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(callback) = ctx.on_informational { |
| callback.call(head.into_response(<span class="kw">crate</span>::Body::empty())); |
| } |
| } |
| |
| <span class="comment">// Parsing a 1xx response could have consumed the buffer, check if |
| // it is empty now... |
| </span><span class="kw">if </span>buf.is_empty() { |
| <span class="kw">return </span><span class="prelude-val">Ok</span>(<span class="prelude-val">None</span>); |
| } |
| } |
| } |
| |
| <span class="kw">fn </span>encode(msg: Encode<<span class="lifetime">'_</span>, <span class="self">Self</span>::Outgoing>, dst: <span class="kw-2">&mut </span>Vec<u8>) -> <span class="kw">crate</span>::Result<Encoder> { |
| <span class="macro">trace!</span>( |
| <span class="string">"Client::encode method={:?}, body={:?}"</span>, |
| msg.head.subject.<span class="number">0</span>, |
| msg.body |
| ); |
| |
| <span class="kw-2">*</span>msg.req_method = <span class="prelude-val">Some</span>(msg.head.subject.<span class="number">0</span>.clone()); |
| |
| <span class="kw">let </span>body = Client::set_length(msg.head, msg.body); |
| |
| <span class="kw">let </span>init_cap = <span class="number">30 </span>+ msg.head.headers.len() * AVERAGE_HEADER_SIZE; |
| dst.reserve(init_cap); |
| |
| extend(dst, msg.head.subject.<span class="number">0</span>.as_str().as_bytes()); |
| extend(dst, <span class="string">b" "</span>); |
| <span class="comment">//TODO: add API to http::Uri to encode without std::fmt |
| </span><span class="kw">let _ </span>= <span class="macro">write!</span>(FastWrite(dst), <span class="string">"{} "</span>, msg.head.subject.<span class="number">1</span>); |
| |
| <span class="kw">match </span>msg.head.version { |
| Version::HTTP_10 => extend(dst, <span class="string">b"HTTP/1.0"</span>), |
| Version::HTTP_11 => extend(dst, <span class="string">b"HTTP/1.1"</span>), |
| Version::HTTP_2 => { |
| <span class="macro">debug!</span>(<span class="string">"request with HTTP2 version coerced to HTTP/1.1"</span>); |
| extend(dst, <span class="string">b"HTTP/1.1"</span>); |
| } |
| other => <span class="macro">panic!</span>(<span class="string">"unexpected request version: {:?}"</span>, other), |
| } |
| extend(dst, <span class="string">b"\r\n"</span>); |
| |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(orig_headers) = msg.head.extensions.get::<HeaderCaseMap>() { |
| write_headers_original_case( |
| <span class="kw-2">&</span>msg.head.headers, |
| orig_headers, |
| dst, |
| msg.title_case_headers, |
| ); |
| } <span class="kw">else if </span>msg.title_case_headers { |
| write_headers_title_case(<span class="kw-2">&</span>msg.head.headers, dst); |
| } <span class="kw">else </span>{ |
| write_headers(<span class="kw-2">&</span>msg.head.headers, dst); |
| } |
| |
| extend(dst, <span class="string">b"\r\n"</span>); |
| msg.head.headers.clear(); <span class="comment">//TODO: remove when switching to drain() |
| |
| </span><span class="prelude-val">Ok</span>(body) |
| } |
| |
| <span class="kw">fn </span>on_error(_err: <span class="kw-2">&</span><span class="kw">crate</span>::Error) -> <span class="prelude-ty">Option</span><MessageHead<<span class="self">Self</span>::Outgoing>> { |
| <span class="comment">// we can't tell the server about any errors it creates |
| </span><span class="prelude-val">None |
| </span>} |
| |
| <span class="kw">fn </span>is_client() -> bool { |
| <span class="bool-val">true |
| </span>} |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"client"</span>)] |
| </span><span class="kw">impl </span>Client { |
| <span class="doccomment">/// Returns Some(length, wants_upgrade) if successful. |
| /// |
| /// Returns None if this message head should be skipped (like a 100 status). |
| </span><span class="kw">fn </span>decoder( |
| inc: <span class="kw-2">&</span>MessageHead<StatusCode>, |
| method: <span class="kw-2">&mut </span><span class="prelude-ty">Option</span><Method>, |
| ) -> <span class="prelude-ty">Result</span><<span class="prelude-ty">Option</span><(DecodedLength, bool)>, Parse> { |
| <span class="comment">// According to https://tools.ietf.org/html/rfc7230#section-3.3.3 |
| // 1. HEAD responses, and Status 1xx, 204, and 304 cannot have a body. |
| // 2. Status 2xx to a CONNECT cannot have a body. |
| // 3. Transfer-Encoding: chunked has a chunked body. |
| // 4. If multiple differing Content-Length headers or invalid, close connection. |
| // 5. Content-Length header has a sized body. |
| // 6. (irrelevant to Response) |
| // 7. Read till EOF. |
| |
| </span><span class="kw">match </span>inc.subject.as_u16() { |
| <span class="number">101 </span>=> { |
| <span class="kw">return </span><span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>((DecodedLength::ZERO, <span class="bool-val">true</span>))); |
| } |
| <span class="number">100 </span>| <span class="number">102</span>..=<span class="number">199 </span>=> { |
| <span class="macro">trace!</span>(<span class="string">"ignoring informational response: {}"</span>, inc.subject.as_u16()); |
| <span class="kw">return </span><span class="prelude-val">Ok</span>(<span class="prelude-val">None</span>); |
| } |
| <span class="number">204 </span>| <span class="number">304 </span>=> <span class="kw">return </span><span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>((DecodedLength::ZERO, <span class="bool-val">false</span>))), |
| <span class="kw">_ </span>=> (), |
| } |
| <span class="kw">match </span><span class="kw-2">*</span>method { |
| <span class="prelude-val">Some</span>(Method::HEAD) => { |
| <span class="kw">return </span><span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>((DecodedLength::ZERO, <span class="bool-val">false</span>))); |
| } |
| <span class="prelude-val">Some</span>(Method::CONNECT) => { |
| <span class="kw">if let </span><span class="number">200</span>..=<span class="number">299 </span>= inc.subject.as_u16() { |
| <span class="kw">return </span><span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>((DecodedLength::ZERO, <span class="bool-val">true</span>))); |
| } |
| } |
| <span class="prelude-val">Some</span>(<span class="kw">_</span>) => {} |
| <span class="prelude-val">None </span>=> { |
| <span class="macro">trace!</span>(<span class="string">"Client::decoder is missing the Method"</span>); |
| } |
| } |
| |
| <span class="kw">if </span>inc.headers.contains_key(header::TRANSFER_ENCODING) { |
| <span class="comment">// https://tools.ietf.org/html/rfc7230#section-3.3.3 |
| // If Transfer-Encoding header is present, and 'chunked' is |
| // not the final encoding, and this is a Request, then it is |
| // malformed. A server should respond with 400 Bad Request. |
| </span><span class="kw">if </span>inc.version == Version::HTTP_10 { |
| <span class="macro">debug!</span>(<span class="string">"HTTP/1.0 cannot have Transfer-Encoding header"</span>); |
| <span class="prelude-val">Err</span>(Parse::transfer_encoding_unexpected()) |
| } <span class="kw">else if </span>headers::transfer_encoding_is_chunked(<span class="kw-2">&</span>inc.headers) { |
| <span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>((DecodedLength::CHUNKED, <span class="bool-val">false</span>))) |
| } <span class="kw">else </span>{ |
| <span class="macro">trace!</span>(<span class="string">"not chunked, read till eof"</span>); |
| <span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>((DecodedLength::CLOSE_DELIMITED, <span class="bool-val">false</span>))) |
| } |
| } <span class="kw">else if let </span><span class="prelude-val">Some</span>(len) = headers::content_length_parse_all(<span class="kw-2">&</span>inc.headers) { |
| <span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>((DecodedLength::checked_new(len)<span class="question-mark">?</span>, <span class="bool-val">false</span>))) |
| } <span class="kw">else if </span>inc.headers.contains_key(header::CONTENT_LENGTH) { |
| <span class="macro">debug!</span>(<span class="string">"illegal Content-Length header"</span>); |
| <span class="prelude-val">Err</span>(Parse::content_length_invalid()) |
| } <span class="kw">else </span>{ |
| <span class="macro">trace!</span>(<span class="string">"neither Transfer-Encoding nor Content-Length"</span>); |
| <span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>((DecodedLength::CLOSE_DELIMITED, <span class="bool-val">false</span>))) |
| } |
| } |
| <span class="kw">fn </span>set_length(head: <span class="kw-2">&mut </span>RequestHead, body: <span class="prelude-ty">Option</span><BodyLength>) -> Encoder { |
| <span class="kw">let </span>body = <span class="kw">if let </span><span class="prelude-val">Some</span>(body) = body { |
| body |
| } <span class="kw">else </span>{ |
| head.headers.remove(header::TRANSFER_ENCODING); |
| <span class="kw">return </span>Encoder::length(<span class="number">0</span>); |
| }; |
| |
| <span class="comment">// HTTP/1.0 doesn't know about chunked |
| </span><span class="kw">let </span>can_chunked = head.version == Version::HTTP_11; |
| <span class="kw">let </span>headers = <span class="kw-2">&mut </span>head.headers; |
| |
| <span class="comment">// If the user already set specific headers, we should respect them, regardless |
| // of what the HttpBody knows about itself. They set them for a reason. |
| |
| // Because of the borrow checker, we can't check the for an existing |
| // Content-Length header while holding an `Entry` for the Transfer-Encoding |
| // header, so unfortunately, we must do the check here, first. |
| |
| </span><span class="kw">let </span>existing_con_len = headers::content_length_parse_all(headers); |
| <span class="kw">let </span><span class="kw-2">mut </span>should_remove_con_len = <span class="bool-val">false</span>; |
| |
| <span class="kw">if </span>!can_chunked { |
| <span class="comment">// Chunked isn't legal, so if it is set, we need to remove it. |
| </span><span class="kw">if </span>headers.remove(header::TRANSFER_ENCODING).is_some() { |
| <span class="macro">trace!</span>(<span class="string">"removing illegal transfer-encoding header"</span>); |
| } |
| |
| <span class="kw">return if let </span><span class="prelude-val">Some</span>(len) = existing_con_len { |
| Encoder::length(len) |
| } <span class="kw">else if let </span>BodyLength::Known(len) = body { |
| set_content_length(headers, len) |
| } <span class="kw">else </span>{ |
| <span class="comment">// HTTP/1.0 client requests without a content-length |
| // cannot have any body at all. |
| </span>Encoder::length(<span class="number">0</span>) |
| }; |
| } |
| |
| <span class="comment">// If the user set a transfer-encoding, respect that. Let's just |
| // make sure `chunked` is the final encoding. |
| </span><span class="kw">let </span>encoder = <span class="kw">match </span>headers.entry(header::TRANSFER_ENCODING) { |
| Entry::Occupied(te) => { |
| should_remove_con_len = <span class="bool-val">true</span>; |
| <span class="kw">if </span>headers::is_chunked(te.iter()) { |
| <span class="prelude-val">Some</span>(Encoder::chunked()) |
| } <span class="kw">else </span>{ |
| <span class="macro">warn!</span>(<span class="string">"user provided transfer-encoding does not end in 'chunked'"</span>); |
| |
| <span class="comment">// There's a Transfer-Encoding, but it doesn't end in 'chunked'! |
| // An example that could trigger this: |
| // |
| // Transfer-Encoding: gzip |
| // |
| // This can be bad, depending on if this is a request or a |
| // response. |
| // |
| // - A request is illegal if there is a `Transfer-Encoding` |
| // but it doesn't end in `chunked`. |
| // - A response that has `Transfer-Encoding` but doesn't |
| // end in `chunked` isn't illegal, it just forces this |
| // to be close-delimited. |
| // |
| // We can try to repair this, by adding `chunked` ourselves. |
| |
| </span>headers::add_chunked(te); |
| <span class="prelude-val">Some</span>(Encoder::chunked()) |
| } |
| } |
| Entry::Vacant(te) => { |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(len) = existing_con_len { |
| <span class="prelude-val">Some</span>(Encoder::length(len)) |
| } <span class="kw">else if let </span>BodyLength::Unknown = body { |
| <span class="comment">// GET, HEAD, and CONNECT almost never have bodies. |
| // |
| // So instead of sending a "chunked" body with a 0-chunk, |
| // assume no body here. If you *must* send a body, |
| // set the headers explicitly. |
| </span><span class="kw">match </span>head.subject.<span class="number">0 </span>{ |
| Method::GET | Method::HEAD | Method::CONNECT => <span class="prelude-val">Some</span>(Encoder::length(<span class="number">0</span>)), |
| <span class="kw">_ </span>=> { |
| te.insert(HeaderValue::from_static(<span class="string">"chunked"</span>)); |
| <span class="prelude-val">Some</span>(Encoder::chunked()) |
| } |
| } |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">None |
| </span>} |
| } |
| }; |
| |
| <span class="comment">// This is because we need a second mutable borrow to remove |
| // content-length header. |
| </span><span class="kw">if let </span><span class="prelude-val">Some</span>(encoder) = encoder { |
| <span class="kw">if </span>should_remove_con_len && existing_con_len.is_some() { |
| headers.remove(header::CONTENT_LENGTH); |
| } |
| <span class="kw">return </span>encoder; |
| } |
| |
| <span class="comment">// User didn't set transfer-encoding, AND we know body length, |
| // so we can just set the Content-Length automatically. |
| |
| </span><span class="kw">let </span>len = <span class="kw">if let </span>BodyLength::Known(len) = body { |
| len |
| } <span class="kw">else </span>{ |
| <span class="macro">unreachable!</span>(<span class="string">"BodyLength::Unknown would set chunked"</span>); |
| }; |
| |
| set_content_length(headers, len) |
| } |
| } |
| |
| <span class="kw">fn </span>set_content_length(headers: <span class="kw-2">&mut </span>HeaderMap, len: u64) -> Encoder { |
| <span class="comment">// At this point, there should not be a valid Content-Length |
| // header. However, since we'll be indexing in anyways, we can |
| // warn the user if there was an existing illegal header. |
| // |
| // Or at least, we can in theory. It's actually a little bit slower, |
| // so perhaps only do that while the user is developing/testing. |
| |
| </span><span class="kw">if </span><span class="macro">cfg!</span>(debug_assertions) { |
| <span class="kw">match </span>headers.entry(header::CONTENT_LENGTH) { |
| Entry::Occupied(<span class="kw-2">mut </span>cl) => { |
| <span class="comment">// Internal sanity check, we should have already determined |
| // that the header was illegal before calling this function. |
| </span><span class="macro">debug_assert!</span>(headers::content_length_parse_all_values(cl.iter()).is_none()); |
| <span class="comment">// Uh oh, the user set `Content-Length` headers, but set bad ones. |
| // This would be an illegal message anyways, so let's try to repair |
| // with our known good length. |
| </span><span class="macro">error!</span>(<span class="string">"user provided content-length header was invalid"</span>); |
| |
| cl.insert(HeaderValue::from(len)); |
| Encoder::length(len) |
| } |
| Entry::Vacant(cl) => { |
| cl.insert(HeaderValue::from(len)); |
| Encoder::length(len) |
| } |
| } |
| } <span class="kw">else </span>{ |
| headers.insert(header::CONTENT_LENGTH, HeaderValue::from(len)); |
| Encoder::length(len) |
| } |
| } |
| |
| <span class="attribute">#[derive(Clone, Copy)] |
| </span><span class="kw">struct </span>HeaderIndices { |
| name: (usize, usize), |
| value: (usize, usize), |
| } |
| |
| <span class="kw">fn </span>record_header_indices( |
| bytes: <span class="kw-2">&</span>[u8], |
| headers: <span class="kw-2">&</span>[httparse::Header<<span class="lifetime">'_</span>>], |
| indices: <span class="kw-2">&mut </span>[MaybeUninit<HeaderIndices>], |
| ) -> <span class="prelude-ty">Result</span><(), <span class="kw">crate</span>::error::Parse> { |
| <span class="kw">let </span>bytes_ptr = bytes.as_ptr() <span class="kw">as </span>usize; |
| |
| <span class="kw">for </span>(header, indices) <span class="kw">in </span>headers.iter().zip(indices.iter_mut()) { |
| <span class="kw">if </span>header.name.len() >= (<span class="number">1 </span><< <span class="number">16</span>) { |
| <span class="macro">debug!</span>(<span class="string">"header name larger than 64kb: {:?}"</span>, header.name); |
| <span class="kw">return </span><span class="prelude-val">Err</span>(<span class="kw">crate</span>::error::Parse::TooLarge); |
| } |
| <span class="kw">let </span>name_start = header.name.as_ptr() <span class="kw">as </span>usize - bytes_ptr; |
| <span class="kw">let </span>name_end = name_start + header.name.len(); |
| <span class="kw">let </span>value_start = header.value.as_ptr() <span class="kw">as </span>usize - bytes_ptr; |
| <span class="kw">let </span>value_end = value_start + header.value.len(); |
| |
| <span class="comment">// FIXME(maybe_uninit_extra) |
| // FIXME(addr_of) |
| // Currently we don't have `ptr::addr_of_mut` in stable rust or |
| // MaybeUninit::write, so this is some way of assigning into a MaybeUninit |
| // safely |
| </span><span class="kw">let </span>new_header_indices = HeaderIndices { |
| name: (name_start, name_end), |
| value: (value_start, value_end), |
| }; |
| <span class="kw-2">*</span>indices = MaybeUninit::new(new_header_indices); |
| } |
| |
| <span class="prelude-val">Ok</span>(()) |
| } |
| |
| <span class="comment">// Write header names as title case. The header name is assumed to be ASCII. |
| </span><span class="kw">fn </span>title_case(dst: <span class="kw-2">&mut </span>Vec<u8>, name: <span class="kw-2">&</span>[u8]) { |
| dst.reserve(name.len()); |
| |
| <span class="comment">// Ensure first character is uppercased |
| </span><span class="kw">let </span><span class="kw-2">mut </span>prev = <span class="string">b'-'</span>; |
| <span class="kw">for </span><span class="kw-2">&</span>(<span class="kw-2">mut </span>c) <span class="kw">in </span>name { |
| <span class="kw">if </span>prev == <span class="string">b'-' </span>{ |
| c.make_ascii_uppercase(); |
| } |
| dst.push(c); |
| prev = c; |
| } |
| } |
| |
| <span class="kw">fn </span>write_headers_title_case(headers: <span class="kw-2">&</span>HeaderMap, dst: <span class="kw-2">&mut </span>Vec<u8>) { |
| <span class="kw">for </span>(name, value) <span class="kw">in </span>headers { |
| title_case(dst, name.as_str().as_bytes()); |
| extend(dst, <span class="string">b": "</span>); |
| extend(dst, value.as_bytes()); |
| extend(dst, <span class="string">b"\r\n"</span>); |
| } |
| } |
| |
| <span class="kw">fn </span>write_headers(headers: <span class="kw-2">&</span>HeaderMap, dst: <span class="kw-2">&mut </span>Vec<u8>) { |
| <span class="kw">for </span>(name, value) <span class="kw">in </span>headers { |
| extend(dst, name.as_str().as_bytes()); |
| extend(dst, <span class="string">b": "</span>); |
| extend(dst, value.as_bytes()); |
| extend(dst, <span class="string">b"\r\n"</span>); |
| } |
| } |
| |
| <span class="attribute">#[cold] |
| </span><span class="kw">fn </span>write_headers_original_case( |
| headers: <span class="kw-2">&</span>HeaderMap, |
| orig_case: <span class="kw-2">&</span>HeaderCaseMap, |
| dst: <span class="kw-2">&mut </span>Vec<u8>, |
| title_case_headers: bool, |
| ) { |
| <span class="comment">// For each header name/value pair, there may be a value in the casemap |
| // that corresponds to the HeaderValue. So, we iterator all the keys, |
| // and for each one, try to pair the originally cased name with the value. |
| // |
| // TODO: consider adding http::HeaderMap::entries() iterator |
| </span><span class="kw">for </span>name <span class="kw">in </span>headers.keys() { |
| <span class="kw">let </span><span class="kw-2">mut </span>names = orig_case.get_all(name); |
| |
| <span class="kw">for </span>value <span class="kw">in </span>headers.get_all(name) { |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(orig_name) = names.next() { |
| extend(dst, orig_name.as_ref()); |
| } <span class="kw">else if </span>title_case_headers { |
| title_case(dst, name.as_str().as_bytes()); |
| } <span class="kw">else </span>{ |
| extend(dst, name.as_str().as_bytes()); |
| } |
| |
| <span class="comment">// Wanted for curl test cases that send `X-Custom-Header:\r\n` |
| </span><span class="kw">if </span>value.is_empty() { |
| extend(dst, <span class="string">b":\r\n"</span>); |
| } <span class="kw">else </span>{ |
| extend(dst, <span class="string">b": "</span>); |
| extend(dst, value.as_bytes()); |
| extend(dst, <span class="string">b"\r\n"</span>); |
| } |
| } |
| } |
| } |
| |
| <span class="kw">struct </span>FastWrite<<span class="lifetime">'a</span>>(<span class="kw-2">&</span><span class="lifetime">'a </span><span class="kw-2">mut </span>Vec<u8>); |
| |
| <span class="kw">impl</span><<span class="lifetime">'a</span>> fmt::Write <span class="kw">for </span>FastWrite<<span class="lifetime">'a</span>> { |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>write_str(<span class="kw-2">&mut </span><span class="self">self</span>, s: <span class="kw-2">&</span>str) -> fmt::Result { |
| extend(<span class="self">self</span>.<span class="number">0</span>, s.as_bytes()); |
| <span class="prelude-val">Ok</span>(()) |
| } |
| |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>write_fmt(<span class="kw-2">&mut </span><span class="self">self</span>, args: fmt::Arguments<<span class="lifetime">'_</span>>) -> fmt::Result { |
| fmt::write(<span class="self">self</span>, args) |
| } |
| } |
| |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>extend(dst: <span class="kw-2">&mut </span>Vec<u8>, data: <span class="kw-2">&</span>[u8]) { |
| dst.extend_from_slice(data); |
| } |
| |
| <span class="attribute">#[cfg(test)] |
| </span><span class="kw">mod </span>tests { |
| <span class="kw">use </span>bytes::BytesMut; |
| |
| <span class="kw">use super</span>::<span class="kw-2">*</span>; |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_parse_request() { |
| <span class="kw">let _ </span>= pretty_env_logger::try_init(); |
| <span class="kw">let </span><span class="kw-2">mut </span>raw = BytesMut::from(<span class="string">"GET /echo HTTP/1.1\r\nHost: hyper.rs\r\n\r\n"</span>); |
| <span class="kw">let </span><span class="kw-2">mut </span>method = <span class="prelude-val">None</span>; |
| <span class="kw">let </span>msg = Server::parse( |
| <span class="kw-2">&mut </span>raw, |
| ParseContext { |
| cached_headers: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| req_method: <span class="kw-2">&mut </span>method, |
| h1_parser_config: Default::default(), |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout: <span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_fut: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_running: <span class="kw-2">&mut </span><span class="bool-val">false</span>, |
| preserve_header_case: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>preserve_header_order: <span class="bool-val">false</span>, |
| h09_responses: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>on_informational: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>raw_headers: <span class="bool-val">false</span>, |
| }, |
| ) |
| .unwrap() |
| .unwrap(); |
| <span class="macro">assert_eq!</span>(raw.len(), <span class="number">0</span>); |
| <span class="macro">assert_eq!</span>(msg.head.subject.<span class="number">0</span>, <span class="kw">crate</span>::Method::GET); |
| <span class="macro">assert_eq!</span>(msg.head.subject.<span class="number">1</span>, <span class="string">"/echo"</span>); |
| <span class="macro">assert_eq!</span>(msg.head.version, <span class="kw">crate</span>::Version::HTTP_11); |
| <span class="macro">assert_eq!</span>(msg.head.headers.len(), <span class="number">1</span>); |
| <span class="macro">assert_eq!</span>(msg.head.headers[<span class="string">"Host"</span>], <span class="string">"hyper.rs"</span>); |
| <span class="macro">assert_eq!</span>(method, <span class="prelude-val">Some</span>(<span class="kw">crate</span>::Method::GET)); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_parse_response() { |
| <span class="kw">let _ </span>= pretty_env_logger::try_init(); |
| <span class="kw">let </span><span class="kw-2">mut </span>raw = BytesMut::from(<span class="string">"HTTP/1.1 200 OK\r\nContent-Length: 0\r\n\r\n"</span>); |
| <span class="kw">let </span>ctx = ParseContext { |
| cached_headers: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">Some</span>(<span class="kw">crate</span>::Method::GET), |
| h1_parser_config: Default::default(), |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout: <span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_fut: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_running: <span class="kw-2">&mut </span><span class="bool-val">false</span>, |
| preserve_header_case: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>preserve_header_order: <span class="bool-val">false</span>, |
| h09_responses: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>on_informational: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>raw_headers: <span class="bool-val">false</span>, |
| }; |
| <span class="kw">let </span>msg = Client::parse(<span class="kw-2">&mut </span>raw, ctx).unwrap().unwrap(); |
| <span class="macro">assert_eq!</span>(raw.len(), <span class="number">0</span>); |
| <span class="macro">assert_eq!</span>(msg.head.subject, <span class="kw">crate</span>::StatusCode::OK); |
| <span class="macro">assert_eq!</span>(msg.head.version, <span class="kw">crate</span>::Version::HTTP_11); |
| <span class="macro">assert_eq!</span>(msg.head.headers.len(), <span class="number">1</span>); |
| <span class="macro">assert_eq!</span>(msg.head.headers[<span class="string">"Content-Length"</span>], <span class="string">"0"</span>); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_parse_request_errors() { |
| <span class="kw">let </span><span class="kw-2">mut </span>raw = BytesMut::from(<span class="string">"GET htt:p// HTTP/1.1\r\nHost: hyper.rs\r\n\r\n"</span>); |
| <span class="kw">let </span>ctx = ParseContext { |
| cached_headers: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| h1_parser_config: Default::default(), |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout: <span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_fut: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_running: <span class="kw-2">&mut </span><span class="bool-val">false</span>, |
| preserve_header_case: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>preserve_header_order: <span class="bool-val">false</span>, |
| h09_responses: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>on_informational: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>raw_headers: <span class="bool-val">false</span>, |
| }; |
| Server::parse(<span class="kw-2">&mut </span>raw, ctx).unwrap_err(); |
| } |
| |
| <span class="kw">const </span>H09_RESPONSE: <span class="kw-2">&</span><span class="lifetime">'static </span>str = <span class="string">"Baguettes are super delicious, don't you agree?"</span>; |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_parse_response_h09_allowed() { |
| <span class="kw">let _ </span>= pretty_env_logger::try_init(); |
| <span class="kw">let </span><span class="kw-2">mut </span>raw = BytesMut::from(H09_RESPONSE); |
| <span class="kw">let </span>ctx = ParseContext { |
| cached_headers: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">Some</span>(<span class="kw">crate</span>::Method::GET), |
| h1_parser_config: Default::default(), |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout: <span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_fut: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_running: <span class="kw-2">&mut </span><span class="bool-val">false</span>, |
| preserve_header_case: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>preserve_header_order: <span class="bool-val">false</span>, |
| h09_responses: <span class="bool-val">true</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>on_informational: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>raw_headers: <span class="bool-val">false</span>, |
| }; |
| <span class="kw">let </span>msg = Client::parse(<span class="kw-2">&mut </span>raw, ctx).unwrap().unwrap(); |
| <span class="macro">assert_eq!</span>(raw, H09_RESPONSE); |
| <span class="macro">assert_eq!</span>(msg.head.subject, <span class="kw">crate</span>::StatusCode::OK); |
| <span class="macro">assert_eq!</span>(msg.head.version, <span class="kw">crate</span>::Version::HTTP_09); |
| <span class="macro">assert_eq!</span>(msg.head.headers.len(), <span class="number">0</span>); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_parse_response_h09_rejected() { |
| <span class="kw">let _ </span>= pretty_env_logger::try_init(); |
| <span class="kw">let </span><span class="kw-2">mut </span>raw = BytesMut::from(H09_RESPONSE); |
| <span class="kw">let </span>ctx = ParseContext { |
| cached_headers: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">Some</span>(<span class="kw">crate</span>::Method::GET), |
| h1_parser_config: Default::default(), |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout: <span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_fut: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_running: <span class="kw-2">&mut </span><span class="bool-val">false</span>, |
| preserve_header_case: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>preserve_header_order: <span class="bool-val">false</span>, |
| h09_responses: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>on_informational: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>raw_headers: <span class="bool-val">false</span>, |
| }; |
| Client::parse(<span class="kw-2">&mut </span>raw, ctx).unwrap_err(); |
| <span class="macro">assert_eq!</span>(raw, H09_RESPONSE); |
| } |
| |
| <span class="kw">const </span>RESPONSE_WITH_WHITESPACE_BETWEEN_HEADER_NAME_AND_COLON: <span class="kw-2">&</span><span class="lifetime">'static </span>str = |
| <span class="string">"HTTP/1.1 200 OK\r\nAccess-Control-Allow-Credentials : true\r\n\r\n"</span>; |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_parse_allow_response_with_spaces_before_colons() { |
| <span class="kw">use </span>httparse::ParserConfig; |
| |
| <span class="kw">let _ </span>= pretty_env_logger::try_init(); |
| <span class="kw">let </span><span class="kw-2">mut </span>raw = BytesMut::from(RESPONSE_WITH_WHITESPACE_BETWEEN_HEADER_NAME_AND_COLON); |
| <span class="kw">let </span><span class="kw-2">mut </span>h1_parser_config = ParserConfig::default(); |
| h1_parser_config.allow_spaces_after_header_name_in_responses(<span class="bool-val">true</span>); |
| <span class="kw">let </span>ctx = ParseContext { |
| cached_headers: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">Some</span>(<span class="kw">crate</span>::Method::GET), |
| h1_parser_config, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout: <span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_fut: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_running: <span class="kw-2">&mut </span><span class="bool-val">false</span>, |
| preserve_header_case: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>preserve_header_order: <span class="bool-val">false</span>, |
| h09_responses: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>on_informational: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>raw_headers: <span class="bool-val">false</span>, |
| }; |
| <span class="kw">let </span>msg = Client::parse(<span class="kw-2">&mut </span>raw, ctx).unwrap().unwrap(); |
| <span class="macro">assert_eq!</span>(raw.len(), <span class="number">0</span>); |
| <span class="macro">assert_eq!</span>(msg.head.subject, <span class="kw">crate</span>::StatusCode::OK); |
| <span class="macro">assert_eq!</span>(msg.head.version, <span class="kw">crate</span>::Version::HTTP_11); |
| <span class="macro">assert_eq!</span>(msg.head.headers.len(), <span class="number">1</span>); |
| <span class="macro">assert_eq!</span>(msg.head.headers[<span class="string">"Access-Control-Allow-Credentials"</span>], <span class="string">"true"</span>); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_parse_reject_response_with_spaces_before_colons() { |
| <span class="kw">let _ </span>= pretty_env_logger::try_init(); |
| <span class="kw">let </span><span class="kw-2">mut </span>raw = BytesMut::from(RESPONSE_WITH_WHITESPACE_BETWEEN_HEADER_NAME_AND_COLON); |
| <span class="kw">let </span>ctx = ParseContext { |
| cached_headers: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">Some</span>(<span class="kw">crate</span>::Method::GET), |
| h1_parser_config: Default::default(), |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout: <span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_fut: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_running: <span class="kw-2">&mut </span><span class="bool-val">false</span>, |
| preserve_header_case: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>preserve_header_order: <span class="bool-val">false</span>, |
| h09_responses: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>on_informational: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>raw_headers: <span class="bool-val">false</span>, |
| }; |
| Client::parse(<span class="kw-2">&mut </span>raw, ctx).unwrap_err(); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_parse_preserve_header_case_in_request() { |
| <span class="kw">let </span><span class="kw-2">mut </span>raw = |
| BytesMut::from(<span class="string">"GET / HTTP/1.1\r\nHost: hyper.rs\r\nX-BREAD: baguette\r\n\r\n"</span>); |
| <span class="kw">let </span>ctx = ParseContext { |
| cached_headers: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| h1_parser_config: Default::default(), |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout: <span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_fut: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_running: <span class="kw-2">&mut </span><span class="bool-val">false</span>, |
| preserve_header_case: <span class="bool-val">true</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>preserve_header_order: <span class="bool-val">false</span>, |
| h09_responses: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>on_informational: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>raw_headers: <span class="bool-val">false</span>, |
| }; |
| <span class="kw">let </span>parsed_message = Server::parse(<span class="kw-2">&mut </span>raw, ctx).unwrap().unwrap(); |
| <span class="kw">let </span>orig_headers = parsed_message |
| .head |
| .extensions |
| .get::<HeaderCaseMap>() |
| .unwrap(); |
| <span class="macro">assert_eq!</span>( |
| orig_headers |
| .get_all_internal(<span class="kw-2">&</span>HeaderName::from_static(<span class="string">"host"</span>)) |
| .into_iter() |
| .collect::<Vec<<span class="kw">_</span>>>(), |
| <span class="macro">vec!</span>[<span class="kw-2">&</span>Bytes::from(<span class="string">"Host"</span>)] |
| ); |
| <span class="macro">assert_eq!</span>( |
| orig_headers |
| .get_all_internal(<span class="kw-2">&</span>HeaderName::from_static(<span class="string">"x-bread"</span>)) |
| .into_iter() |
| .collect::<Vec<<span class="kw">_</span>>>(), |
| <span class="macro">vec!</span>[<span class="kw-2">&</span>Bytes::from(<span class="string">"X-BREAD"</span>)] |
| ); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_decoder_request() { |
| <span class="kw">fn </span>parse(s: <span class="kw-2">&</span>str) -> ParsedMessage<RequestLine> { |
| <span class="kw">let </span><span class="kw-2">mut </span>bytes = BytesMut::from(s); |
| Server::parse( |
| <span class="kw-2">&mut </span>bytes, |
| ParseContext { |
| cached_headers: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| h1_parser_config: Default::default(), |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout: <span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_fut: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_running: <span class="kw-2">&mut </span><span class="bool-val">false</span>, |
| preserve_header_case: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>preserve_header_order: <span class="bool-val">false</span>, |
| h09_responses: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>on_informational: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>raw_headers: <span class="bool-val">false</span>, |
| }, |
| ) |
| .expect(<span class="string">"parse ok"</span>) |
| .expect(<span class="string">"parse complete"</span>) |
| } |
| |
| <span class="kw">fn </span>parse_err(s: <span class="kw-2">&</span>str, comment: <span class="kw-2">&</span>str) -> <span class="kw">crate</span>::error::Parse { |
| <span class="kw">let </span><span class="kw-2">mut </span>bytes = BytesMut::from(s); |
| Server::parse( |
| <span class="kw-2">&mut </span>bytes, |
| ParseContext { |
| cached_headers: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| h1_parser_config: Default::default(), |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout: <span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_fut: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_running: <span class="kw-2">&mut </span><span class="bool-val">false</span>, |
| preserve_header_case: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>preserve_header_order: <span class="bool-val">false</span>, |
| h09_responses: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>on_informational: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>raw_headers: <span class="bool-val">false</span>, |
| }, |
| ) |
| .expect_err(comment) |
| } |
| |
| <span class="comment">// no length or transfer-encoding means 0-length body |
| </span><span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| GET / HTTP/1.1\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::ZERO |
| ); |
| |
| <span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| POST / HTTP/1.1\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::ZERO |
| ); |
| |
| <span class="comment">// transfer-encoding: chunked |
| </span><span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| POST / HTTP/1.1\r\n\ |
| transfer-encoding: chunked\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::CHUNKED |
| ); |
| |
| <span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| POST / HTTP/1.1\r\n\ |
| transfer-encoding: gzip, chunked\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::CHUNKED |
| ); |
| |
| <span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| POST / HTTP/1.1\r\n\ |
| transfer-encoding: gzip\r\n\ |
| transfer-encoding: chunked\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::CHUNKED |
| ); |
| |
| <span class="comment">// content-length |
| </span><span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| POST / HTTP/1.1\r\n\ |
| content-length: 10\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::new(<span class="number">10</span>) |
| ); |
| |
| <span class="comment">// transfer-encoding and content-length = chunked |
| </span><span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| POST / HTTP/1.1\r\n\ |
| content-length: 10\r\n\ |
| transfer-encoding: chunked\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::CHUNKED |
| ); |
| |
| <span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| POST / HTTP/1.1\r\n\ |
| transfer-encoding: chunked\r\n\ |
| content-length: 10\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::CHUNKED |
| ); |
| |
| <span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| POST / HTTP/1.1\r\n\ |
| transfer-encoding: gzip\r\n\ |
| content-length: 10\r\n\ |
| transfer-encoding: chunked\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::CHUNKED |
| ); |
| |
| <span class="comment">// multiple content-lengths of same value are fine |
| </span><span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| POST / HTTP/1.1\r\n\ |
| content-length: 10\r\n\ |
| content-length: 10\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::new(<span class="number">10</span>) |
| ); |
| |
| <span class="comment">// multiple content-lengths with different values is an error |
| </span>parse_err( |
| <span class="string">"\ |
| POST / HTTP/1.1\r\n\ |
| content-length: 10\r\n\ |
| content-length: 11\r\n\ |
| \r\n\ |
| "</span>, |
| <span class="string">"multiple content-lengths"</span>, |
| ); |
| |
| <span class="comment">// content-length with prefix is not allowed |
| </span>parse_err( |
| <span class="string">"\ |
| POST / HTTP/1.1\r\n\ |
| content-length: +10\r\n\ |
| \r\n\ |
| "</span>, |
| <span class="string">"prefixed content-length"</span>, |
| ); |
| |
| <span class="comment">// transfer-encoding that isn't chunked is an error |
| </span>parse_err( |
| <span class="string">"\ |
| POST / HTTP/1.1\r\n\ |
| transfer-encoding: gzip\r\n\ |
| \r\n\ |
| "</span>, |
| <span class="string">"transfer-encoding but not chunked"</span>, |
| ); |
| |
| parse_err( |
| <span class="string">"\ |
| POST / HTTP/1.1\r\n\ |
| transfer-encoding: chunked, gzip\r\n\ |
| \r\n\ |
| "</span>, |
| <span class="string">"transfer-encoding doesn't end in chunked"</span>, |
| ); |
| |
| parse_err( |
| <span class="string">"\ |
| POST / HTTP/1.1\r\n\ |
| transfer-encoding: chunked\r\n\ |
| transfer-encoding: afterlol\r\n\ |
| \r\n\ |
| "</span>, |
| <span class="string">"transfer-encoding multiple lines doesn't end in chunked"</span>, |
| ); |
| |
| <span class="comment">// http/1.0 |
| |
| </span><span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| POST / HTTP/1.0\r\n\ |
| content-length: 10\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::new(<span class="number">10</span>) |
| ); |
| |
| <span class="comment">// 1.0 doesn't understand chunked, so its an error |
| </span>parse_err( |
| <span class="string">"\ |
| POST / HTTP/1.0\r\n\ |
| transfer-encoding: chunked\r\n\ |
| \r\n\ |
| "</span>, |
| <span class="string">"1.0 chunked"</span>, |
| ); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_decoder_response() { |
| <span class="kw">fn </span>parse(s: <span class="kw-2">&</span>str) -> ParsedMessage<StatusCode> { |
| parse_with_method(s, Method::GET) |
| } |
| |
| <span class="kw">fn </span>parse_ignores(s: <span class="kw-2">&</span>str) { |
| <span class="kw">let </span><span class="kw-2">mut </span>bytes = BytesMut::from(s); |
| <span class="macro">assert!</span>(Client::parse( |
| <span class="kw-2">&mut </span>bytes, |
| ParseContext { |
| cached_headers: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">Some</span>(Method::GET), |
| h1_parser_config: Default::default(), |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout: <span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_fut: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_running: <span class="kw-2">&mut </span><span class="bool-val">false</span>, |
| preserve_header_case: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>preserve_header_order: <span class="bool-val">false</span>, |
| h09_responses: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>on_informational: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>raw_headers: <span class="bool-val">false</span>, |
| } |
| ) |
| .expect(<span class="string">"parse ok"</span>) |
| .is_none()) |
| } |
| |
| <span class="kw">fn </span>parse_with_method(s: <span class="kw-2">&</span>str, m: Method) -> ParsedMessage<StatusCode> { |
| <span class="kw">let </span><span class="kw-2">mut </span>bytes = BytesMut::from(s); |
| Client::parse( |
| <span class="kw-2">&mut </span>bytes, |
| ParseContext { |
| cached_headers: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">Some</span>(m), |
| h1_parser_config: Default::default(), |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout: <span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_fut: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_running: <span class="kw-2">&mut </span><span class="bool-val">false</span>, |
| preserve_header_case: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>preserve_header_order: <span class="bool-val">false</span>, |
| h09_responses: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>on_informational: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>raw_headers: <span class="bool-val">false</span>, |
| }, |
| ) |
| .expect(<span class="string">"parse ok"</span>) |
| .expect(<span class="string">"parse complete"</span>) |
| } |
| |
| <span class="kw">fn </span>parse_err(s: <span class="kw-2">&</span>str) -> <span class="kw">crate</span>::error::Parse { |
| <span class="kw">let </span><span class="kw-2">mut </span>bytes = BytesMut::from(s); |
| Client::parse( |
| <span class="kw-2">&mut </span>bytes, |
| ParseContext { |
| cached_headers: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">Some</span>(Method::GET), |
| h1_parser_config: Default::default(), |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout: <span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_fut: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_running: <span class="kw-2">&mut </span><span class="bool-val">false</span>, |
| preserve_header_case: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>preserve_header_order: <span class="bool-val">false</span>, |
| h09_responses: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>on_informational: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>raw_headers: <span class="bool-val">false</span>, |
| }, |
| ) |
| .expect_err(<span class="string">"parse should err"</span>) |
| } |
| |
| <span class="comment">// no content-length or transfer-encoding means close-delimited |
| </span><span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| HTTP/1.1 200 OK\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::CLOSE_DELIMITED |
| ); |
| |
| <span class="comment">// 204 and 304 never have a body |
| </span><span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| HTTP/1.1 204 No Content\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::ZERO |
| ); |
| |
| <span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| HTTP/1.1 304 Not Modified\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::ZERO |
| ); |
| |
| <span class="comment">// content-length |
| </span><span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| HTTP/1.1 200 OK\r\n\ |
| content-length: 8\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::new(<span class="number">8</span>) |
| ); |
| |
| <span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| HTTP/1.1 200 OK\r\n\ |
| content-length: 8\r\n\ |
| content-length: 8\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::new(<span class="number">8</span>) |
| ); |
| |
| parse_err( |
| <span class="string">"\ |
| HTTP/1.1 200 OK\r\n\ |
| content-length: 8\r\n\ |
| content-length: 9\r\n\ |
| \r\n\ |
| "</span>, |
| ); |
| |
| parse_err( |
| <span class="string">"\ |
| HTTP/1.1 200 OK\r\n\ |
| content-length: +8\r\n\ |
| \r\n\ |
| "</span>, |
| ); |
| |
| <span class="comment">// transfer-encoding: chunked |
| </span><span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| HTTP/1.1 200 OK\r\n\ |
| transfer-encoding: chunked\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::CHUNKED |
| ); |
| |
| <span class="comment">// transfer-encoding not-chunked is close-delimited |
| </span><span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| HTTP/1.1 200 OK\r\n\ |
| transfer-encoding: yolo\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::CLOSE_DELIMITED |
| ); |
| |
| <span class="comment">// transfer-encoding and content-length = chunked |
| </span><span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| HTTP/1.1 200 OK\r\n\ |
| content-length: 10\r\n\ |
| transfer-encoding: chunked\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::CHUNKED |
| ); |
| |
| <span class="comment">// HEAD can have content-length, but not body |
| </span><span class="macro">assert_eq!</span>( |
| parse_with_method( |
| <span class="string">"\ |
| HTTP/1.1 200 OK\r\n\ |
| content-length: 8\r\n\ |
| \r\n\ |
| "</span>, |
| Method::HEAD |
| ) |
| .decode, |
| DecodedLength::ZERO |
| ); |
| |
| <span class="comment">// CONNECT with 200 never has body |
| </span>{ |
| <span class="kw">let </span>msg = parse_with_method( |
| <span class="string">"\ |
| HTTP/1.1 200 OK\r\n\ |
| \r\n\ |
| "</span>, |
| Method::CONNECT, |
| ); |
| <span class="macro">assert_eq!</span>(msg.decode, DecodedLength::ZERO); |
| <span class="macro">assert!</span>(!msg.keep_alive, <span class="string">"should be upgrade"</span>); |
| <span class="macro">assert!</span>(msg.wants_upgrade, <span class="string">"should be upgrade"</span>); |
| } |
| |
| <span class="comment">// CONNECT receiving non 200 can have a body |
| </span><span class="macro">assert_eq!</span>( |
| parse_with_method( |
| <span class="string">"\ |
| HTTP/1.1 400 Bad Request\r\n\ |
| \r\n\ |
| "</span>, |
| Method::CONNECT |
| ) |
| .decode, |
| DecodedLength::CLOSE_DELIMITED |
| ); |
| |
| <span class="comment">// 1xx status codes |
| </span>parse_ignores( |
| <span class="string">"\ |
| HTTP/1.1 100 Continue\r\n\ |
| \r\n\ |
| "</span>, |
| ); |
| |
| parse_ignores( |
| <span class="string">"\ |
| HTTP/1.1 103 Early Hints\r\n\ |
| \r\n\ |
| "</span>, |
| ); |
| |
| <span class="comment">// 101 upgrade not supported yet |
| </span>{ |
| <span class="kw">let </span>msg = parse( |
| <span class="string">"\ |
| HTTP/1.1 101 Switching Protocols\r\n\ |
| \r\n\ |
| "</span>, |
| ); |
| <span class="macro">assert_eq!</span>(msg.decode, DecodedLength::ZERO); |
| <span class="macro">assert!</span>(!msg.keep_alive, <span class="string">"should be last"</span>); |
| <span class="macro">assert!</span>(msg.wants_upgrade, <span class="string">"should be upgrade"</span>); |
| } |
| |
| <span class="comment">// http/1.0 |
| </span><span class="macro">assert_eq!</span>( |
| parse( |
| <span class="string">"\ |
| HTTP/1.0 200 OK\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .decode, |
| DecodedLength::CLOSE_DELIMITED |
| ); |
| |
| <span class="comment">// 1.0 doesn't understand chunked |
| </span>parse_err( |
| <span class="string">"\ |
| HTTP/1.0 200 OK\r\n\ |
| transfer-encoding: chunked\r\n\ |
| \r\n\ |
| "</span>, |
| ); |
| |
| <span class="comment">// keep-alive |
| </span><span class="macro">assert!</span>( |
| parse( |
| <span class="string">"\ |
| HTTP/1.1 200 OK\r\n\ |
| content-length: 0\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .keep_alive, |
| <span class="string">"HTTP/1.1 keep-alive is default" |
| </span>); |
| |
| <span class="macro">assert!</span>( |
| !parse( |
| <span class="string">"\ |
| HTTP/1.1 200 OK\r\n\ |
| content-length: 0\r\n\ |
| connection: foo, close, bar\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .keep_alive, |
| <span class="string">"connection close is always close" |
| </span>); |
| |
| <span class="macro">assert!</span>( |
| !parse( |
| <span class="string">"\ |
| HTTP/1.0 200 OK\r\n\ |
| content-length: 0\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .keep_alive, |
| <span class="string">"HTTP/1.0 close is default" |
| </span>); |
| |
| <span class="macro">assert!</span>( |
| parse( |
| <span class="string">"\ |
| HTTP/1.0 200 OK\r\n\ |
| content-length: 0\r\n\ |
| connection: foo, keep-alive, bar\r\n\ |
| \r\n\ |
| " |
| </span>) |
| .keep_alive, |
| <span class="string">"connection keep-alive is always keep-alive" |
| </span>); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_client_request_encode_title_case() { |
| <span class="kw">use </span><span class="kw">crate</span>::proto::BodyLength; |
| <span class="kw">use </span>http::header::HeaderValue; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>head = MessageHead::default(); |
| head.headers |
| .insert(<span class="string">"content-length"</span>, HeaderValue::from_static(<span class="string">"10"</span>)); |
| head.headers |
| .insert(<span class="string">"content-type"</span>, HeaderValue::from_static(<span class="string">"application/json"</span>)); |
| head.headers.insert(<span class="string">"*-*"</span>, HeaderValue::from_static(<span class="string">"o_o"</span>)); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>vec = Vec::new(); |
| Client::encode( |
| Encode { |
| head: <span class="kw-2">&mut </span>head, |
| body: <span class="prelude-val">Some</span>(BodyLength::Known(<span class="number">10</span>)), |
| keep_alive: <span class="bool-val">true</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| title_case_headers: <span class="bool-val">true</span>, |
| }, |
| <span class="kw-2">&mut </span>vec, |
| ) |
| .unwrap(); |
| |
| <span class="macro">assert_eq!</span>(vec, <span class="string">b"GET / HTTP/1.1\r\nContent-Length: 10\r\nContent-Type: application/json\r\n*-*: o_o\r\n\r\n"</span>.to_vec()); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_client_request_encode_orig_case() { |
| <span class="kw">use </span><span class="kw">crate</span>::proto::BodyLength; |
| <span class="kw">use </span>http::header::{HeaderValue, CONTENT_LENGTH}; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>head = MessageHead::default(); |
| head.headers |
| .insert(<span class="string">"content-length"</span>, HeaderValue::from_static(<span class="string">"10"</span>)); |
| head.headers |
| .insert(<span class="string">"content-type"</span>, HeaderValue::from_static(<span class="string">"application/json"</span>)); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>orig_headers = HeaderCaseMap::default(); |
| orig_headers.insert(CONTENT_LENGTH, <span class="string">"CONTENT-LENGTH"</span>.into()); |
| head.extensions.insert(orig_headers); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>vec = Vec::new(); |
| Client::encode( |
| Encode { |
| head: <span class="kw-2">&mut </span>head, |
| body: <span class="prelude-val">Some</span>(BodyLength::Known(<span class="number">10</span>)), |
| keep_alive: <span class="bool-val">true</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| title_case_headers: <span class="bool-val">false</span>, |
| }, |
| <span class="kw-2">&mut </span>vec, |
| ) |
| .unwrap(); |
| |
| <span class="macro">assert_eq!</span>( |
| <span class="kw-2">&*</span>vec, |
| <span class="string">b"GET / HTTP/1.1\r\nCONTENT-LENGTH: 10\r\ncontent-type: application/json\r\n\r\n" |
| </span>.as_ref(), |
| ); |
| } |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_client_request_encode_orig_and_title_case() { |
| <span class="kw">use </span><span class="kw">crate</span>::proto::BodyLength; |
| <span class="kw">use </span>http::header::{HeaderValue, CONTENT_LENGTH}; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>head = MessageHead::default(); |
| head.headers |
| .insert(<span class="string">"content-length"</span>, HeaderValue::from_static(<span class="string">"10"</span>)); |
| head.headers |
| .insert(<span class="string">"content-type"</span>, HeaderValue::from_static(<span class="string">"application/json"</span>)); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>orig_headers = HeaderCaseMap::default(); |
| orig_headers.insert(CONTENT_LENGTH, <span class="string">"CONTENT-LENGTH"</span>.into()); |
| head.extensions.insert(orig_headers); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>vec = Vec::new(); |
| Client::encode( |
| Encode { |
| head: <span class="kw-2">&mut </span>head, |
| body: <span class="prelude-val">Some</span>(BodyLength::Known(<span class="number">10</span>)), |
| keep_alive: <span class="bool-val">true</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| title_case_headers: <span class="bool-val">true</span>, |
| }, |
| <span class="kw-2">&mut </span>vec, |
| ) |
| .unwrap(); |
| |
| <span class="macro">assert_eq!</span>( |
| <span class="kw-2">&*</span>vec, |
| <span class="string">b"GET / HTTP/1.1\r\nCONTENT-LENGTH: 10\r\nContent-Type: application/json\r\n\r\n" |
| </span>.as_ref(), |
| ); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_server_encode_connect_method() { |
| <span class="kw">let </span><span class="kw-2">mut </span>head = MessageHead::default(); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>vec = Vec::new(); |
| <span class="kw">let </span>encoder = Server::encode( |
| Encode { |
| head: <span class="kw-2">&mut </span>head, |
| body: <span class="prelude-val">None</span>, |
| keep_alive: <span class="bool-val">true</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">Some</span>(Method::CONNECT), |
| title_case_headers: <span class="bool-val">false</span>, |
| }, |
| <span class="kw-2">&mut </span>vec, |
| ) |
| .unwrap(); |
| |
| <span class="macro">assert!</span>(encoder.is_last()); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_server_response_encode_title_case() { |
| <span class="kw">use </span><span class="kw">crate</span>::proto::BodyLength; |
| <span class="kw">use </span>http::header::HeaderValue; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>head = MessageHead::default(); |
| head.headers |
| .insert(<span class="string">"content-length"</span>, HeaderValue::from_static(<span class="string">"10"</span>)); |
| head.headers |
| .insert(<span class="string">"content-type"</span>, HeaderValue::from_static(<span class="string">"application/json"</span>)); |
| head.headers |
| .insert(<span class="string">"weird--header"</span>, HeaderValue::from_static(<span class="string">""</span>)); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>vec = Vec::new(); |
| Server::encode( |
| Encode { |
| head: <span class="kw-2">&mut </span>head, |
| body: <span class="prelude-val">Some</span>(BodyLength::Known(<span class="number">10</span>)), |
| keep_alive: <span class="bool-val">true</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| title_case_headers: <span class="bool-val">true</span>, |
| }, |
| <span class="kw-2">&mut </span>vec, |
| ) |
| .unwrap(); |
| |
| <span class="kw">let </span>expected_response = |
| <span class="string">b"HTTP/1.1 200 OK\r\nContent-Length: 10\r\nContent-Type: application/json\r\nWeird--Header: \r\n"</span>; |
| |
| <span class="macro">assert_eq!</span>(<span class="kw-2">&</span>vec[..expected_response.len()], <span class="kw-2">&</span>expected_response[..]); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_server_response_encode_orig_case() { |
| <span class="kw">use </span><span class="kw">crate</span>::proto::BodyLength; |
| <span class="kw">use </span>http::header::{HeaderValue, CONTENT_LENGTH}; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>head = MessageHead::default(); |
| head.headers |
| .insert(<span class="string">"content-length"</span>, HeaderValue::from_static(<span class="string">"10"</span>)); |
| head.headers |
| .insert(<span class="string">"content-type"</span>, HeaderValue::from_static(<span class="string">"application/json"</span>)); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>orig_headers = HeaderCaseMap::default(); |
| orig_headers.insert(CONTENT_LENGTH, <span class="string">"CONTENT-LENGTH"</span>.into()); |
| head.extensions.insert(orig_headers); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>vec = Vec::new(); |
| Server::encode( |
| Encode { |
| head: <span class="kw-2">&mut </span>head, |
| body: <span class="prelude-val">Some</span>(BodyLength::Known(<span class="number">10</span>)), |
| keep_alive: <span class="bool-val">true</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| title_case_headers: <span class="bool-val">false</span>, |
| }, |
| <span class="kw-2">&mut </span>vec, |
| ) |
| .unwrap(); |
| |
| <span class="kw">let </span>expected_response = |
| <span class="string">b"HTTP/1.1 200 OK\r\nCONTENT-LENGTH: 10\r\ncontent-type: application/json\r\ndate: "</span>; |
| |
| <span class="macro">assert_eq!</span>(<span class="kw-2">&</span>vec[..expected_response.len()], <span class="kw-2">&</span>expected_response[..]); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_server_response_encode_orig_and_title_case() { |
| <span class="kw">use </span><span class="kw">crate</span>::proto::BodyLength; |
| <span class="kw">use </span>http::header::{HeaderValue, CONTENT_LENGTH}; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>head = MessageHead::default(); |
| head.headers |
| .insert(<span class="string">"content-length"</span>, HeaderValue::from_static(<span class="string">"10"</span>)); |
| head.headers |
| .insert(<span class="string">"content-type"</span>, HeaderValue::from_static(<span class="string">"application/json"</span>)); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>orig_headers = HeaderCaseMap::default(); |
| orig_headers.insert(CONTENT_LENGTH, <span class="string">"CONTENT-LENGTH"</span>.into()); |
| head.extensions.insert(orig_headers); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>vec = Vec::new(); |
| Server::encode( |
| Encode { |
| head: <span class="kw-2">&mut </span>head, |
| body: <span class="prelude-val">Some</span>(BodyLength::Known(<span class="number">10</span>)), |
| keep_alive: <span class="bool-val">true</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| title_case_headers: <span class="bool-val">true</span>, |
| }, |
| <span class="kw-2">&mut </span>vec, |
| ) |
| .unwrap(); |
| |
| <span class="kw">let </span>expected_response = |
| <span class="string">b"HTTP/1.1 200 OK\r\nCONTENT-LENGTH: 10\r\nContent-Type: application/json\r\nDate: "</span>; |
| |
| <span class="macro">assert_eq!</span>(<span class="kw-2">&</span>vec[..expected_response.len()], <span class="kw-2">&</span>expected_response[..]); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>parse_header_htabs() { |
| <span class="kw">let </span><span class="kw-2">mut </span>bytes = BytesMut::from(<span class="string">"HTTP/1.1 200 OK\r\nserver: hello\tworld\r\n\r\n"</span>); |
| <span class="kw">let </span>parsed = Client::parse( |
| <span class="kw-2">&mut </span>bytes, |
| ParseContext { |
| cached_headers: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">Some</span>(Method::GET), |
| h1_parser_config: Default::default(), |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout: <span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_fut: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_running: <span class="kw-2">&mut </span><span class="bool-val">false</span>, |
| preserve_header_case: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>preserve_header_order: <span class="bool-val">false</span>, |
| h09_responses: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>on_informational: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>raw_headers: <span class="bool-val">false</span>, |
| }, |
| ) |
| .expect(<span class="string">"parse ok"</span>) |
| .expect(<span class="string">"parse complete"</span>); |
| |
| <span class="macro">assert_eq!</span>(parsed.head.headers[<span class="string">"server"</span>], <span class="string">"hello\tworld"</span>); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_write_headers_orig_case_empty_value() { |
| <span class="kw">let </span><span class="kw-2">mut </span>headers = HeaderMap::new(); |
| <span class="kw">let </span>name = http::header::HeaderName::from_static(<span class="string">"x-empty"</span>); |
| headers.insert(<span class="kw-2">&</span>name, <span class="string">""</span>.parse().expect(<span class="string">"parse empty"</span>)); |
| <span class="kw">let </span><span class="kw-2">mut </span>orig_cases = HeaderCaseMap::default(); |
| orig_cases.insert(name, Bytes::from_static(<span class="string">b"X-EmptY"</span>)); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>dst = Vec::new(); |
| <span class="kw">super</span>::write_headers_original_case(<span class="kw-2">&</span>headers, <span class="kw-2">&</span>orig_cases, <span class="kw-2">&mut </span>dst, <span class="bool-val">false</span>); |
| |
| <span class="macro">assert_eq!</span>( |
| dst, <span class="string">b"X-EmptY:\r\n"</span>, |
| <span class="string">"there should be no space between the colon and CRLF" |
| </span>); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_write_headers_orig_case_multiple_entries() { |
| <span class="kw">let </span><span class="kw-2">mut </span>headers = HeaderMap::new(); |
| <span class="kw">let </span>name = http::header::HeaderName::from_static(<span class="string">"x-empty"</span>); |
| headers.insert(<span class="kw-2">&</span>name, <span class="string">"a"</span>.parse().unwrap()); |
| headers.append(<span class="kw-2">&</span>name, <span class="string">"b"</span>.parse().unwrap()); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>orig_cases = HeaderCaseMap::default(); |
| orig_cases.insert(name.clone(), Bytes::from_static(<span class="string">b"X-Empty"</span>)); |
| orig_cases.append(name, Bytes::from_static(<span class="string">b"X-EMPTY"</span>)); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>dst = Vec::new(); |
| <span class="kw">super</span>::write_headers_original_case(<span class="kw-2">&</span>headers, <span class="kw-2">&</span>orig_cases, <span class="kw-2">&mut </span>dst, <span class="bool-val">false</span>); |
| |
| <span class="macro">assert_eq!</span>(dst, <span class="string">b"X-Empty: a\r\nX-EMPTY: b\r\n"</span>); |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"nightly"</span>)] |
| </span><span class="kw">use </span>test::Bencher; |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"nightly"</span>)] |
| #[bench] |
| </span><span class="kw">fn </span>bench_parse_incoming(b: <span class="kw-2">&mut </span>Bencher) { |
| <span class="kw">let </span><span class="kw-2">mut </span>raw = BytesMut::from( |
| <span class="kw-2">&</span><span class="string">b"GET /super_long_uri/and_whatever?what_should_we_talk_about/\ |
| I_wonder/Hard_to_write_in_an_uri_after_all/you_have_to_make\ |
| _up_the_punctuation_yourself/how_fun_is_that?test=foo&test1=\ |
| foo1&test2=foo2&test3=foo3&test4=foo4 HTTP/1.1\r\nHost: \ |
| hyper.rs\r\nAccept: a lot of things\r\nAccept-Charset: \ |
| utf8\r\nAccept-Encoding: *\r\nAccess-Control-Allow-\ |
| Credentials: None\r\nAccess-Control-Allow-Origin: None\r\n\ |
| Access-Control-Allow-Methods: None\r\nAccess-Control-Allow-\ |
| Headers: None\r\nContent-Encoding: utf8\r\nContent-Security-\ |
| Policy: None\r\nContent-Type: text/html\r\nOrigin: hyper\ |
| \r\nSec-Websocket-Extensions: It looks super important!\r\n\ |
| Sec-Websocket-Origin: hyper\r\nSec-Websocket-Version: 4.3\r\ |
| \nStrict-Transport-Security: None\r\nUser-Agent: hyper\r\n\ |
| X-Content-Duration: None\r\nX-Content-Security-Policy: None\ |
| \r\nX-DNSPrefetch-Control: None\r\nX-Frame-Options: \ |
| Something important obviously\r\nX-Requested-With: Nothing\ |
| \r\n\r\n"</span>[..], |
| ); |
| <span class="kw">let </span>len = raw.len(); |
| <span class="kw">let </span><span class="kw-2">mut </span>headers = <span class="prelude-val">Some</span>(HeaderMap::new()); |
| |
| b.bytes = len <span class="kw">as </span>u64; |
| b.iter(|| { |
| <span class="kw">let </span><span class="kw-2">mut </span>msg = Server::parse( |
| <span class="kw-2">&mut </span>raw, |
| ParseContext { |
| cached_headers: <span class="kw-2">&mut </span>headers, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| h1_parser_config: Default::default(), |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout: <span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_fut: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_running: <span class="kw-2">&mut </span><span class="bool-val">false</span>, |
| preserve_header_case: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>preserve_header_order: <span class="bool-val">false</span>, |
| h09_responses: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>on_informational: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>raw_headers: <span class="bool-val">false</span>, |
| }, |
| ) |
| .unwrap() |
| .unwrap(); |
| ::test::black_box(<span class="kw-2">&</span>msg); |
| msg.head.headers.clear(); |
| headers = <span class="prelude-val">Some</span>(msg.head.headers); |
| restart(<span class="kw-2">&mut </span>raw, len); |
| }); |
| |
| <span class="kw">fn </span>restart(b: <span class="kw-2">&mut </span>BytesMut, len: usize) { |
| b.reserve(<span class="number">1</span>); |
| <span class="kw">unsafe </span>{ |
| b.set_len(len); |
| } |
| } |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"nightly"</span>)] |
| #[bench] |
| </span><span class="kw">fn </span>bench_parse_short(b: <span class="kw-2">&mut </span>Bencher) { |
| <span class="kw">let </span>s = <span class="kw-2">&</span><span class="string">b"GET / HTTP/1.1\r\nHost: localhost:8080\r\n\r\n"</span>[..]; |
| <span class="kw">let </span><span class="kw-2">mut </span>raw = BytesMut::from(s); |
| <span class="kw">let </span>len = raw.len(); |
| <span class="kw">let </span><span class="kw-2">mut </span>headers = <span class="prelude-val">Some</span>(HeaderMap::new()); |
| |
| b.bytes = len <span class="kw">as </span>u64; |
| b.iter(|| { |
| <span class="kw">let </span><span class="kw-2">mut </span>msg = Server::parse( |
| <span class="kw-2">&mut </span>raw, |
| ParseContext { |
| cached_headers: <span class="kw-2">&mut </span>headers, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| h1_parser_config: Default::default(), |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout: <span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_fut: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"runtime"</span>)] |
| </span>h1_header_read_timeout_running: <span class="kw-2">&mut </span><span class="bool-val">false</span>, |
| preserve_header_case: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>preserve_header_order: <span class="bool-val">false</span>, |
| h09_responses: <span class="bool-val">false</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>on_informational: <span class="kw-2">&mut </span><span class="prelude-val">None</span>, |
| <span class="attribute">#[cfg(feature = <span class="string">"ffi"</span>)] |
| </span>raw_headers: <span class="bool-val">false</span>, |
| }, |
| ) |
| .unwrap() |
| .unwrap(); |
| ::test::black_box(<span class="kw-2">&</span>msg); |
| msg.head.headers.clear(); |
| headers = <span class="prelude-val">Some</span>(msg.head.headers); |
| restart(<span class="kw-2">&mut </span>raw, len); |
| }); |
| |
| <span class="kw">fn </span>restart(b: <span class="kw-2">&mut </span>BytesMut, len: usize) { |
| b.reserve(<span class="number">1</span>); |
| <span class="kw">unsafe </span>{ |
| b.set_len(len); |
| } |
| } |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"nightly"</span>)] |
| #[bench] |
| </span><span class="kw">fn </span>bench_server_encode_headers_preset(b: <span class="kw-2">&mut </span>Bencher) { |
| <span class="kw">use </span><span class="kw">crate</span>::proto::BodyLength; |
| <span class="kw">use </span>http::header::HeaderValue; |
| |
| <span class="kw">let </span>len = <span class="number">108</span>; |
| b.bytes = len <span class="kw">as </span>u64; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>head = MessageHead::default(); |
| <span class="kw">let </span><span class="kw-2">mut </span>headers = HeaderMap::new(); |
| headers.insert(<span class="string">"content-length"</span>, HeaderValue::from_static(<span class="string">"10"</span>)); |
| headers.insert(<span class="string">"content-type"</span>, HeaderValue::from_static(<span class="string">"application/json"</span>)); |
| |
| b.iter(|| { |
| <span class="kw">let </span><span class="kw-2">mut </span>vec = Vec::new(); |
| head.headers = headers.clone(); |
| Server::encode( |
| Encode { |
| head: <span class="kw-2">&mut </span>head, |
| body: <span class="prelude-val">Some</span>(BodyLength::Known(<span class="number">10</span>)), |
| keep_alive: <span class="bool-val">true</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">Some</span>(Method::GET), |
| title_case_headers: <span class="bool-val">false</span>, |
| }, |
| <span class="kw-2">&mut </span>vec, |
| ) |
| .unwrap(); |
| <span class="macro">assert_eq!</span>(vec.len(), len); |
| ::test::black_box(vec); |
| }) |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"nightly"</span>)] |
| #[bench] |
| </span><span class="kw">fn </span>bench_server_encode_no_headers(b: <span class="kw-2">&mut </span>Bencher) { |
| <span class="kw">use </span><span class="kw">crate</span>::proto::BodyLength; |
| |
| <span class="kw">let </span>len = <span class="number">76</span>; |
| b.bytes = len <span class="kw">as </span>u64; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>head = MessageHead::default(); |
| <span class="kw">let </span><span class="kw-2">mut </span>vec = Vec::with_capacity(<span class="number">128</span>); |
| |
| b.iter(|| { |
| Server::encode( |
| Encode { |
| head: <span class="kw-2">&mut </span>head, |
| body: <span class="prelude-val">Some</span>(BodyLength::Known(<span class="number">10</span>)), |
| keep_alive: <span class="bool-val">true</span>, |
| req_method: <span class="kw-2">&mut </span><span class="prelude-val">Some</span>(Method::GET), |
| title_case_headers: <span class="bool-val">false</span>, |
| }, |
| <span class="kw-2">&mut </span>vec, |
| ) |
| .unwrap(); |
| <span class="macro">assert_eq!</span>(vec.len(), len); |
| ::test::black_box(<span class="kw-2">&</span>vec); |
| |
| vec.clear(); |
| }) |
| } |
| } |
| </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> |
