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591 lines
45 KiB
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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 to the Rust file `src/context.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>context.rs.html -- source</title><link rel="stylesheet" type="text/css" href="../../normalize.css"><link rel="stylesheet" type="text/css" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css"><link rel="stylesheet" type="text/css" href="../../light.css" id="themeStyle"><script src="../../storage.js"></script></head><body class="rustdoc source"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">☰</div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../../theme.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><input class="search-input" name="search" autocomplete="off" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><a id="settings-menu" href="../../settings.html"><img src="../../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><pre class="line-numbers"><span id="1"> 1</span>
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</pre><pre class="rust ">
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<span class="kw">extern</span> <span class="kw">crate</span> <span class="ident">actix</span>;
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<span class="kw">use</span> <span class="ident">futures</span>::<span class="ident">sync</span>::<span class="ident">oneshot</span>;
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<span class="kw">use</span> <span class="ident">futures</span>::<span class="ident">sync</span>::<span class="ident">oneshot</span>::<span class="ident">Sender</span>;
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<span class="kw">use</span> <span class="ident">futures</span>::{<span class="ident">Async</span>, <span class="ident">Future</span>, <span class="ident">Poll</span>};
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<span class="kw">use</span> <span class="ident">smallvec</span>::<span class="ident">SmallVec</span>;
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|
|
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">marker</span>::<span class="ident">PhantomData</span>;
|
|||
|
|
|
|||
|
|
<span class="kw">use</span> <span class="self">self</span>::<span class="ident">actix</span>::<span class="ident">dev</span>::{
|
|||
|
|
<span class="ident">AsyncContextParts</span>, <span class="ident">ContextFut</span>, <span class="ident">ContextParts</span>, <span class="ident">Envelope</span>, <span class="ident">Mailbox</span>, <span class="ident">ToEnvelope</span>,
|
|||
|
|
};
|
|||
|
|
<span class="kw">use</span> <span class="self">self</span>::<span class="ident">actix</span>::<span class="ident">fut</span>::<span class="ident">ActorFuture</span>;
|
|||
|
|
<span class="kw">use</span> <span class="self">self</span>::<span class="ident">actix</span>::{
|
|||
|
|
<span class="ident">Actor</span>, <span class="ident">ActorContext</span>, <span class="ident">ActorState</span>, <span class="ident">Addr</span>, <span class="ident">AsyncContext</span>, <span class="ident">Handler</span>, <span class="ident">Message</span>, <span class="ident">SpawnHandle</span>,
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
<span class="kw">use</span> <span class="ident">body</span>::{<span class="ident">Binary</span>, <span class="ident">Body</span>};
|
|||
|
|
<span class="kw">use</span> <span class="ident">error</span>::{<span class="ident">Error</span>, <span class="ident">ErrorInternalServerError</span>};
|
|||
|
|
<span class="kw">use</span> <span class="ident">httprequest</span>::<span class="ident">HttpRequest</span>;
|
|||
|
|
|
|||
|
|
<span class="kw">pub</span> <span class="kw">trait</span> <span class="ident">ActorHttpContext</span>: <span class="lifetime">'static</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">disconnected</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>);
|
|||
|
|
<span class="kw">fn</span> <span class="ident">poll</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="ident">Poll</span><span class="op"><</span><span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">SmallVec</span><span class="op"><</span>[<span class="ident">Frame</span>; <span class="number">4</span>]<span class="op">>></span>, <span class="ident">Error</span><span class="op">></span>;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">Frame</span> {
|
|||
|
|
<span class="ident">Chunk</span>(<span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Binary</span><span class="op">></span>),
|
|||
|
|
<span class="ident">Drain</span>(<span class="ident">oneshot</span>::<span class="ident">Sender</span><span class="op"><</span>()<span class="op">></span>),
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">Frame</span> {
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">len</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">usize</span> {
|
|||
|
|
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
|
|||
|
|
<span class="ident">Frame</span>::<span class="ident">Chunk</span>(<span class="prelude-val">Some</span>(<span class="kw-2">ref</span> <span class="ident">bin</span>)) <span class="op">=></span> <span class="ident">bin</span>.<span class="ident">len</span>(),
|
|||
|
|
<span class="kw">_</span> <span class="op">=></span> <span class="number">0</span>,
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Execution context for http actors</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">HttpContext</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span> <span class="op">=</span> ()<span class="op">></span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">A</span>: <span class="ident">Actor</span><span class="op"><</span><span class="ident">Context</span> <span class="op">=</span> <span class="ident">HttpContext</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">>></span>,
|
|||
|
|
{
|
|||
|
|
<span class="ident">inner</span>: <span class="ident">ContextParts</span><span class="op"><</span><span class="ident">A</span><span class="op">></span>,
|
|||
|
|
<span class="ident">stream</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">SmallVec</span><span class="op"><</span>[<span class="ident">Frame</span>; <span class="number">4</span>]<span class="op">>></span>,
|
|||
|
|
<span class="ident">request</span>: <span class="ident">HttpRequest</span><span class="op"><</span><span class="ident">S</span><span class="op">></span>,
|
|||
|
|
<span class="ident">disconnected</span>: <span class="ident">bool</span>,
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">></span> <span class="ident">ActorContext</span> <span class="kw">for</span> <span class="ident">HttpContext</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">></span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">A</span>: <span class="ident">Actor</span><span class="op"><</span><span class="ident">Context</span> <span class="op">=</span> <span class="self">Self</span><span class="op">></span>,
|
|||
|
|
{
|
|||
|
|
<span class="kw">fn</span> <span class="ident">stop</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) {
|
|||
|
|
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">stop</span>();
|
|||
|
|
}
|
|||
|
|
<span class="kw">fn</span> <span class="ident">terminate</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) {
|
|||
|
|
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">terminate</span>()
|
|||
|
|
}
|
|||
|
|
<span class="kw">fn</span> <span class="ident">state</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">ActorState</span> {
|
|||
|
|
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">state</span>()
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">></span> <span class="ident">AsyncContext</span><span class="op"><</span><span class="ident">A</span><span class="op">></span> <span class="kw">for</span> <span class="ident">HttpContext</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">></span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">A</span>: <span class="ident">Actor</span><span class="op"><</span><span class="ident">Context</span> <span class="op">=</span> <span class="self">Self</span><span class="op">></span>,
|
|||
|
|
{
|
|||
|
|
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">spawn</span><span class="op"><</span><span class="ident">F</span><span class="op">></span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">fut</span>: <span class="ident">F</span>) <span class="op">-></span> <span class="ident">SpawnHandle</span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">F</span>: <span class="ident">ActorFuture</span><span class="op"><</span><span class="ident">Item</span> <span class="op">=</span> (), <span class="ident">Error</span> <span class="op">=</span> (), <span class="ident">Actor</span> <span class="op">=</span> <span class="ident">A</span><span class="op">></span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">spawn</span>(<span class="ident">fut</span>)
|
|||
|
|
}
|
|||
|
|
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">wait</span><span class="op"><</span><span class="ident">F</span><span class="op">></span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">fut</span>: <span class="ident">F</span>)
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">F</span>: <span class="ident">ActorFuture</span><span class="op"><</span><span class="ident">Item</span> <span class="op">=</span> (), <span class="ident">Error</span> <span class="op">=</span> (), <span class="ident">Actor</span> <span class="op">=</span> <span class="ident">A</span><span class="op">></span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">wait</span>(<span class="ident">fut</span>)
|
|||
|
|
}
|
|||
|
|
<span class="attribute">#[<span class="ident">doc</span>(<span class="ident">hidden</span>)]</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">waiting</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">bool</span> {
|
|||
|
|
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">waiting</span>()
|
|||
|
|
<span class="op">||</span> <span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">state</span>() <span class="op">==</span> <span class="ident">ActorState</span>::<span class="ident">Stopping</span>
|
|||
|
|
<span class="op">||</span> <span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">state</span>() <span class="op">==</span> <span class="ident">ActorState</span>::<span class="ident">Stopped</span>
|
|||
|
|
}
|
|||
|
|
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">cancel_future</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">handle</span>: <span class="ident">SpawnHandle</span>) <span class="op">-></span> <span class="ident">bool</span> {
|
|||
|
|
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">cancel_future</span>(<span class="ident">handle</span>)
|
|||
|
|
}
|
|||
|
|
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">address</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">Addr</span><span class="op"><</span><span class="ident">A</span><span class="op">></span> {
|
|||
|
|
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">address</span>()
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span>: <span class="lifetime">'static</span><span class="op">></span> <span class="ident">HttpContext</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">></span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">A</span>: <span class="ident">Actor</span><span class="op"><</span><span class="ident">Context</span> <span class="op">=</span> <span class="self">Self</span><span class="op">></span>,
|
|||
|
|
{
|
|||
|
|
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
|||
|
|
<span class="doccomment">/// Create a new HTTP Context from a request and an actor</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">create</span>(<span class="ident">req</span>: <span class="ident">HttpRequest</span><span class="op"><</span><span class="ident">S</span><span class="op">></span>, <span class="ident">actor</span>: <span class="ident">A</span>) <span class="op">-></span> <span class="ident">Body</span> {
|
|||
|
|
<span class="kw">let</span> <span class="ident">mb</span> <span class="op">=</span> <span class="ident">Mailbox</span>::<span class="ident">default</span>();
|
|||
|
|
<span class="kw">let</span> <span class="ident">ctx</span> <span class="op">=</span> <span class="ident">HttpContext</span> {
|
|||
|
|
<span class="ident">inner</span>: <span class="ident">ContextParts</span>::<span class="ident">new</span>(<span class="ident">mb</span>.<span class="ident">sender_producer</span>()),
|
|||
|
|
<span class="ident">stream</span>: <span class="prelude-val">None</span>,
|
|||
|
|
<span class="ident">request</span>: <span class="ident">req</span>,
|
|||
|
|
<span class="ident">disconnected</span>: <span class="bool-val">false</span>,
|
|||
|
|
};
|
|||
|
|
<span class="ident">Body</span>::<span class="ident">Actor</span>(<span class="ident">Box</span>::<span class="ident">new</span>(<span class="ident">HttpContextFut</span>::<span class="ident">new</span>(<span class="ident">ctx</span>, <span class="ident">actor</span>, <span class="ident">mb</span>)))
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Create a new HTTP Context</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">with_factory</span><span class="op"><</span><span class="ident">F</span><span class="op">></span>(<span class="ident">req</span>: <span class="ident">HttpRequest</span><span class="op"><</span><span class="ident">S</span><span class="op">></span>, <span class="ident">f</span>: <span class="ident">F</span>) <span class="op">-></span> <span class="ident">Body</span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">F</span>: <span class="ident">FnOnce</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">Self</span>) <span class="op">-></span> <span class="ident">A</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="kw">let</span> <span class="ident">mb</span> <span class="op">=</span> <span class="ident">Mailbox</span>::<span class="ident">default</span>();
|
|||
|
|
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">ctx</span> <span class="op">=</span> <span class="ident">HttpContext</span> {
|
|||
|
|
<span class="ident">inner</span>: <span class="ident">ContextParts</span>::<span class="ident">new</span>(<span class="ident">mb</span>.<span class="ident">sender_producer</span>()),
|
|||
|
|
<span class="ident">stream</span>: <span class="prelude-val">None</span>,
|
|||
|
|
<span class="ident">request</span>: <span class="ident">req</span>,
|
|||
|
|
<span class="ident">disconnected</span>: <span class="bool-val">false</span>,
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
<span class="kw">let</span> <span class="ident">act</span> <span class="op">=</span> <span class="ident">f</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">ctx</span>);
|
|||
|
|
<span class="ident">Body</span>::<span class="ident">Actor</span>(<span class="ident">Box</span>::<span class="ident">new</span>(<span class="ident">HttpContextFut</span>::<span class="ident">new</span>(<span class="ident">ctx</span>, <span class="ident">act</span>, <span class="ident">mb</span>)))
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">></span> <span class="ident">HttpContext</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">></span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">A</span>: <span class="ident">Actor</span><span class="op"><</span><span class="ident">Context</span> <span class="op">=</span> <span class="self">Self</span><span class="op">></span>,
|
|||
|
|
{
|
|||
|
|
<span class="doccomment">/// Shared application state</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">state</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="ident">S</span> {
|
|||
|
|
<span class="self">self</span>.<span class="ident">request</span>.<span class="ident">state</span>()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Incoming request</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">request</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">HttpRequest</span><span class="op"><</span><span class="ident">S</span><span class="op">></span> {
|
|||
|
|
<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">request</span>
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Write payload</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">write</span><span class="op"><</span><span class="ident">B</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">Binary</span><span class="op">>></span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">data</span>: <span class="ident">B</span>) {
|
|||
|
|
<span class="kw">if</span> <span class="op">!</span><span class="self">self</span>.<span class="ident">disconnected</span> {
|
|||
|
|
<span class="self">self</span>.<span class="ident">add_frame</span>(<span class="ident">Frame</span>::<span class="ident">Chunk</span>(<span class="prelude-val">Some</span>(<span class="ident">data</span>.<span class="ident">into</span>())));
|
|||
|
|
} <span class="kw">else</span> {
|
|||
|
|
<span class="macro">warn</span><span class="macro">!</span>(<span class="string">"Trying to write to disconnected response"</span>);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Indicate end of streaming payload. Also this method calls `Self::close`.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">write_eof</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) {
|
|||
|
|
<span class="self">self</span>.<span class="ident">add_frame</span>(<span class="ident">Frame</span>::<span class="ident">Chunk</span>(<span class="prelude-val">None</span>));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Returns drain future</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">drain</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="ident">Drain</span><span class="op"><</span><span class="ident">A</span><span class="op">></span> {
|
|||
|
|
<span class="kw">let</span> (<span class="ident">tx</span>, <span class="ident">rx</span>) <span class="op">=</span> <span class="ident">oneshot</span>::<span class="ident">channel</span>();
|
|||
|
|
<span class="self">self</span>.<span class="ident">add_frame</span>(<span class="ident">Frame</span>::<span class="ident">Drain</span>(<span class="ident">tx</span>));
|
|||
|
|
<span class="ident">Drain</span>::<span class="ident">new</span>(<span class="ident">rx</span>)
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Check if connection still open</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">connected</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">bool</span> {
|
|||
|
|
<span class="op">!</span><span class="self">self</span>.<span class="ident">disconnected</span>
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">add_frame</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">frame</span>: <span class="ident">Frame</span>) {
|
|||
|
|
<span class="kw">if</span> <span class="self">self</span>.<span class="ident">stream</span>.<span class="ident">is_none</span>() {
|
|||
|
|
<span class="self">self</span>.<span class="ident">stream</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">SmallVec</span>::<span class="ident">new</span>());
|
|||
|
|
}
|
|||
|
|
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">s</span>) <span class="op">=</span> <span class="self">self</span>.<span class="ident">stream</span>.<span class="ident">as_mut</span>() {
|
|||
|
|
<span class="ident">s</span>.<span class="ident">push</span>(<span class="ident">frame</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Handle of the running future</span>
|
|||
|
|
<span class="doccomment">///</span>
|
|||
|
|
<span class="doccomment">/// SpawnHandle is the handle returned by `AsyncContext::spawn()` method.</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">handle</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">SpawnHandle</span> {
|
|||
|
|
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">curr_handle</span>()
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">></span> <span class="ident">AsyncContextParts</span><span class="op"><</span><span class="ident">A</span><span class="op">></span> <span class="kw">for</span> <span class="ident">HttpContext</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">></span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">A</span>: <span class="ident">Actor</span><span class="op"><</span><span class="ident">Context</span> <span class="op">=</span> <span class="self">Self</span><span class="op">></span>,
|
|||
|
|
{
|
|||
|
|
<span class="kw">fn</span> <span class="ident">parts</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">ContextParts</span><span class="op"><</span><span class="ident">A</span><span class="op">></span> {
|
|||
|
|
<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">inner</span>
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">struct</span> <span class="ident">HttpContextFut</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">></span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">A</span>: <span class="ident">Actor</span><span class="op"><</span><span class="ident">Context</span> <span class="op">=</span> <span class="ident">HttpContext</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">>></span>,
|
|||
|
|
{
|
|||
|
|
<span class="ident">fut</span>: <span class="ident">ContextFut</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">HttpContext</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">>></span>,
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">></span> <span class="ident">HttpContextFut</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">></span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">A</span>: <span class="ident">Actor</span><span class="op"><</span><span class="ident">Context</span> <span class="op">=</span> <span class="ident">HttpContext</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">>></span>,
|
|||
|
|
{
|
|||
|
|
<span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">ctx</span>: <span class="ident">HttpContext</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">></span>, <span class="ident">act</span>: <span class="ident">A</span>, <span class="ident">mailbox</span>: <span class="ident">Mailbox</span><span class="op"><</span><span class="ident">A</span><span class="op">></span>) <span class="op">-></span> <span class="self">Self</span> {
|
|||
|
|
<span class="kw">let</span> <span class="ident">fut</span> <span class="op">=</span> <span class="ident">ContextFut</span>::<span class="ident">new</span>(<span class="ident">ctx</span>, <span class="ident">act</span>, <span class="ident">mailbox</span>);
|
|||
|
|
<span class="ident">HttpContextFut</span> { <span class="ident">fut</span> }
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">></span> <span class="ident">ActorHttpContext</span> <span class="kw">for</span> <span class="ident">HttpContextFut</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">></span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">A</span>: <span class="ident">Actor</span><span class="op"><</span><span class="ident">Context</span> <span class="op">=</span> <span class="ident">HttpContext</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">>></span>,
|
|||
|
|
<span class="ident">S</span>: <span class="lifetime">'static</span>,
|
|||
|
|
{
|
|||
|
|
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">disconnected</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) {
|
|||
|
|
<span class="self">self</span>.<span class="ident">fut</span>.<span class="ident">ctx</span>().<span class="ident">disconnected</span> <span class="op">=</span> <span class="bool-val">true</span>;
|
|||
|
|
<span class="self">self</span>.<span class="ident">fut</span>.<span class="ident">ctx</span>().<span class="ident">stop</span>();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">fn</span> <span class="ident">poll</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="ident">Poll</span><span class="op"><</span><span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">SmallVec</span><span class="op"><</span>[<span class="ident">Frame</span>; <span class="number">4</span>]<span class="op">>></span>, <span class="ident">Error</span><span class="op">></span> {
|
|||
|
|
<span class="kw">if</span> <span class="self">self</span>.<span class="ident">fut</span>.<span class="ident">alive</span>() {
|
|||
|
|
<span class="kw">match</span> <span class="self">self</span>.<span class="ident">fut</span>.<span class="ident">poll</span>() {
|
|||
|
|
<span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">NotReady</span>) <span class="op">|</span> <span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">Ready</span>(())) <span class="op">=></span> (),
|
|||
|
|
<span class="prelude-val">Err</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="ident">ErrorInternalServerError</span>(<span class="string">"error"</span>)),
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="comment">// frames</span>
|
|||
|
|
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">data</span>) <span class="op">=</span> <span class="self">self</span>.<span class="ident">fut</span>.<span class="ident">ctx</span>().<span class="ident">stream</span>.<span class="ident">take</span>() {
|
|||
|
|
<span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">Ready</span>(<span class="prelude-val">Some</span>(<span class="ident">data</span>)))
|
|||
|
|
} <span class="kw">else</span> <span class="kw">if</span> <span class="self">self</span>.<span class="ident">fut</span>.<span class="ident">alive</span>() {
|
|||
|
|
<span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">NotReady</span>)
|
|||
|
|
} <span class="kw">else</span> {
|
|||
|
|
<span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">Ready</span>(<span class="prelude-val">None</span>))
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">M</span>, <span class="ident">S</span><span class="op">></span> <span class="ident">ToEnvelope</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">M</span><span class="op">></span> <span class="kw">for</span> <span class="ident">HttpContext</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">></span>
|
|||
|
|
<span class="kw">where</span>
|
|||
|
|
<span class="ident">A</span>: <span class="ident">Actor</span><span class="op"><</span><span class="ident">Context</span> <span class="op">=</span> <span class="ident">HttpContext</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">S</span><span class="op">>></span> <span class="op">+</span> <span class="ident">Handler</span><span class="op"><</span><span class="ident">M</span><span class="op">></span>,
|
|||
|
|
<span class="ident">M</span>: <span class="ident">Message</span> <span class="op">+</span> <span class="ident">Send</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
|||
|
|
<span class="ident">M</span>::<span class="prelude-ty">Result</span>: <span class="ident">Send</span>,
|
|||
|
|
{
|
|||
|
|
<span class="kw">fn</span> <span class="ident">pack</span>(<span class="ident">msg</span>: <span class="ident">M</span>, <span class="ident">tx</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Sender</span><span class="op"><</span><span class="ident">M</span>::<span class="prelude-ty">Result</span><span class="op">>></span>) <span class="op">-></span> <span class="ident">Envelope</span><span class="op"><</span><span class="ident">A</span><span class="op">></span> {
|
|||
|
|
<span class="ident">Envelope</span>::<span class="ident">new</span>(<span class="ident">msg</span>, <span class="ident">tx</span>)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="doccomment">/// Consume a future</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Drain</span><span class="op"><</span><span class="ident">A</span><span class="op">></span> {
|
|||
|
|
<span class="ident">fut</span>: <span class="ident">oneshot</span>::<span class="ident">Receiver</span><span class="op"><</span>()<span class="op">></span>,
|
|||
|
|
<span class="ident">_a</span>: <span class="ident">PhantomData</span><span class="op"><</span><span class="ident">A</span><span class="op">></span>,
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">A</span><span class="op">></span> <span class="ident">Drain</span><span class="op"><</span><span class="ident">A</span><span class="op">></span> {
|
|||
|
|
<span class="doccomment">/// Create a drain from a future</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">fut</span>: <span class="ident">oneshot</span>::<span class="ident">Receiver</span><span class="op"><</span>()<span class="op">></span>) <span class="op">-></span> <span class="self">Self</span> {
|
|||
|
|
<span class="ident">Drain</span> {
|
|||
|
|
<span class="ident">fut</span>,
|
|||
|
|
<span class="ident">_a</span>: <span class="ident">PhantomData</span>,
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">A</span>: <span class="ident">Actor</span><span class="op">></span> <span class="ident">ActorFuture</span> <span class="kw">for</span> <span class="ident">Drain</span><span class="op"><</span><span class="ident">A</span><span class="op">></span> {
|
|||
|
|
<span class="kw">type</span> <span class="ident">Item</span> <span class="op">=</span> ();
|
|||
|
|
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> ();
|
|||
|
|
<span class="kw">type</span> <span class="ident">Actor</span> <span class="op">=</span> <span class="ident">A</span>;
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">poll</span>(
|
|||
|
|
<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="kw">_</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">A</span>, <span class="kw">_</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="op"><</span><span class="self">Self</span>::<span class="ident">Actor</span> <span class="kw">as</span> <span class="ident">Actor</span><span class="op">></span>::<span class="ident">Context</span>,
|
|||
|
|
) <span class="op">-></span> <span class="ident">Poll</span><span class="op"><</span><span class="self">Self</span>::<span class="ident">Item</span>, <span class="self">Self</span>::<span class="ident">Error</span><span class="op">></span> {
|
|||
|
|
<span class="self">self</span>.<span class="ident">fut</span>.<span class="ident">poll</span>().<span class="ident">map_err</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> ())
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
</pre>
|
|||
|
|
</section><section id="search" class="content hidden"></section><section class="footer"></section><aside id="help" class="hidden"><div><h1 class="hidden">Help</h1><div class="shortcuts"><h2>Keyboard Shortcuts</h2><dl><dt><kbd>?</kbd></dt><dd>Show this help dialog</dd><dt><kbd>S</kbd></dt><dd>Focus the search field</dd><dt><kbd>↑</kbd></dt><dd>Move up in search results</dd><dt><kbd>↓</kbd></dt><dd>Move down in search results</dd><dt><kbd>↹</kbd></dt><dd>Switch tab</dd><dt><kbd>⏎</kbd></dt><dd>Go to active search result</dd><dt><kbd>+</kbd></dt><dd>Expand all sections</dd><dt><kbd>-</kbd></dt><dd>Collapse all sections</dd></dl></div><div class="infos"><h2>Search Tricks</h2><p>Prefix searches with a type followed by a colon (e.g. <code>fn:</code>) to restrict the search to a given type.</p><p>Accepted types are: <code>fn</code>, <code>mod</code>, <code>struct</code>, <code>enum</code>, <code>trait</code>, <code>type</code>, <code>macro</code>, and <code>const</code>.</p><p>Search functions by type signature (e.g. <code>vec -> usize</code> or <code>* -> vec</code>)</p><p>Search multiple things at once by splitting your query with comma (e.g. <code>str,u8</code> or <code>String,struct:Vec,test</code>)</p></div></div></aside><script>window.rootPath = "../../";window.currentCrate = "actix_web";</script><script src="../../aliases.js"></script><script src="../../main.js"></script><script defer src="../../search-index.js"></script></body></html>
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