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<!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/tonic-0.6.2/src/transport/service/add_origin.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>add_origin.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="../../../../tonic/index.html"><div class="logo-container">
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</pre><pre class="rust"><code><span class="kw">use </span>futures_core::future::BoxFuture;
<span class="kw">use </span>http::{Request, Uri};
<span class="kw">use </span>std::task::{Context, Poll};
<span class="kw">use </span>tower_service::Service;
<span class="attribute">#[derive(Debug)]
</span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">struct </span>AddOrigin&lt;T&gt; {
inner: T,
origin: Uri,
}
<span class="kw">impl</span>&lt;T&gt; AddOrigin&lt;T&gt; {
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>new(inner: T, origin: Uri) -&gt; <span class="self">Self </span>{
<span class="self">Self </span>{ inner, origin }
}
}
<span class="kw">impl</span>&lt;T, ReqBody&gt; Service&lt;Request&lt;ReqBody&gt;&gt; <span class="kw">for </span>AddOrigin&lt;T&gt;
<span class="kw">where
</span>T: Service&lt;Request&lt;ReqBody&gt;&gt;,
T::Future: Send + <span class="lifetime">&#39;static</span>,
T::Error: Into&lt;<span class="kw">crate</span>::Error&gt;,
{
<span class="kw">type </span>Response = T::Response;
<span class="kw">type </span>Error = <span class="kw">crate</span>::Error;
<span class="kw">type </span>Future = BoxFuture&lt;<span class="lifetime">&#39;static</span>, <span class="prelude-ty">Result</span>&lt;<span class="self">Self</span>::Response, <span class="self">Self</span>::Error&gt;&gt;;
<span class="kw">fn </span>poll_ready(<span class="kw-2">&amp;mut </span><span class="self">self</span>, cx: <span class="kw-2">&amp;mut </span>Context&lt;<span class="lifetime">&#39;_</span>&gt;) -&gt; Poll&lt;<span class="prelude-ty">Result</span>&lt;(), <span class="self">Self</span>::Error&gt;&gt; {
<span class="self">self</span>.inner.poll_ready(cx).map_err(Into::into)
}
<span class="kw">fn </span>call(<span class="kw-2">&amp;mut </span><span class="self">self</span>, req: Request&lt;ReqBody&gt;) -&gt; <span class="self">Self</span>::Future {
<span class="comment">// Split the request into the head and the body.
</span><span class="kw">let </span>(<span class="kw-2">mut </span>head, body) = req.into_parts();
<span class="comment">// Split the request URI into parts.
</span><span class="kw">let </span><span class="kw-2">mut </span>uri: http::uri::Parts = head.uri.into();
<span class="kw">let </span>set_uri = <span class="self">self</span>.origin.clone().into_parts();
<span class="kw">if </span>set_uri.scheme.is_none() || set_uri.authority.is_none() {
<span class="kw">let </span>err = <span class="kw">crate</span>::transport::Error::new_invalid_uri();
<span class="kw">return </span>Box::pin(<span class="kw">async move </span>{ <span class="prelude-val">Err</span>::&lt;<span class="self">Self</span>::Response, <span class="kw">_</span>&gt;(err.into()) });
}
<span class="comment">// Update the URI parts, setting hte scheme and authority
</span>uri.scheme = <span class="prelude-val">Some</span>(set_uri.scheme.expect(<span class="string">&quot;expected scheme&quot;</span>));
uri.authority = <span class="prelude-val">Some</span>(set_uri.authority.expect(<span class="string">&quot;expected authority&quot;</span>));
<span class="comment">// Update the the request URI
</span>head.uri = http::Uri::from_parts(uri).expect(<span class="string">&quot;valid uri&quot;</span>);
<span class="kw">let </span>request = Request::from_parts(head, body);
<span class="kw">let </span>fut = <span class="self">self</span>.inner.call(request);
Box::pin(<span class="kw">async move </span>{ fut.<span class="kw">await</span>.map_err(Into::into) })
}
}
</code></pre></div>
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