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</pre><pre class="rust"><code><span class="kw">use</span> <span class="ident">std::rc::Rc</span>;
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<span class="kw">use</span> <span class="ident">actix_utils::future</span>::{<span class="ident">ready</span>, <span class="ident">Ready</span>};
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<span class="kw">use</span> <span class="ident">actix_web</span>::{
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||
<span class="ident">body</span>::{<span class="ident">EitherBody</span>, <span class="ident">MessageBody</span>},
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||
<span class="ident">dev</span>::{<span class="ident">Service</span>, <span class="ident">ServiceRequest</span>, <span class="ident">ServiceResponse</span>, <span class="ident">Transform</span>},
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||
<span class="ident">Error</span>, <span class="ident">HttpMessage</span>, <span class="prelude-ty">Result</span>,
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||
};
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||
<span class="kw">use</span> <span class="ident">futures_util::future</span>::{<span class="ident">FutureExt</span> <span class="kw">as</span> <span class="kw">_</span>, <span class="ident">LocalBoxFuture</span>};
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||
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<span class="kw">use</span> <span class="kw">crate</span>::{<span class="ident">identity::IdentityItem</span>, <span class="ident">IdentityPolicy</span>};
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<span class="doccomment">/// Request identity middleware</span>
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<span class="doccomment">///</span>
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<span class="doccomment">/// ```</span>
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<span class="doccomment">/// use actix_web::App;</span>
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<span class="doccomment">/// use actix_identity::{CookieIdentityPolicy, IdentityService};</span>
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<span class="doccomment">///</span>
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<span class="doccomment">/// // create cookie identity backend</span>
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<span class="doccomment">/// let policy = CookieIdentityPolicy::new(&[0; 32])</span>
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<span class="doccomment">/// .name("auth-cookie")</span>
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<span class="doccomment">/// .secure(false);</span>
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<span class="doccomment">///</span>
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<span class="doccomment">/// let app = App::new()</span>
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<span class="doccomment">/// // wrap policy into identity middleware</span>
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<span class="doccomment">/// .wrap(IdentityService::new(policy));</span>
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<span class="doccomment">/// ```</span>
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<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">IdentityService</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> {
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||
<span class="ident">backend</span>: <span class="ident">Rc</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>,
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||
}
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||
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<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">IdentityService</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> {
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<span class="doccomment">/// Create new identity service with specified backend.</span>
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<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">backend</span>: <span class="ident">T</span>) -> <span class="self">Self</span> {
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<span class="ident">IdentityService</span> {
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||
<span class="ident">backend</span>: <span class="ident">Rc::new</span>(<span class="ident">backend</span>),
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}
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||
}
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||
}
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<span class="kw">impl</span><span class="op"><</span><span class="ident">S</span>, <span class="ident">T</span>, <span class="ident">B</span><span class="op">></span> <span class="ident">Transform</span><span class="op"><</span><span class="ident">S</span>, <span class="ident">ServiceRequest</span><span class="op">></span> <span class="kw">for</span> <span class="ident">IdentityService</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>
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||
<span class="kw">where</span>
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||
<span class="ident">S</span>: <span class="ident">Service</span><span class="op"><</span><span class="ident">ServiceRequest</span>, <span class="ident">Response</span> <span class="op">=</span> <span class="ident">ServiceResponse</span><span class="op"><</span><span class="ident">B</span><span class="op">></span>, <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span><span class="op">></span> <span class="op">+</span> <span class="lifetime">'static</span>,
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||
<span class="ident">S::Future</span>: <span class="lifetime">'static</span>,
|
||
<span class="ident">T</span>: <span class="ident">IdentityPolicy</span>,
|
||
<span class="ident">B</span>: <span class="ident">MessageBody</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
<span class="ident">B::Error</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">Error</span><span class="op">></span>,
|
||
{
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||
<span class="kw">type</span> <span class="ident">Response</span> <span class="op">=</span> <span class="ident">ServiceResponse</span><span class="op"><</span><span class="ident">EitherBody</span><span class="op"><</span><span class="ident">B</span><span class="op">></span><span class="op">></span>;
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
|
||
<span class="kw">type</span> <span class="ident">InitError</span> <span class="op">=</span> ();
|
||
<span class="kw">type</span> <span class="ident">Transform</span> <span class="op">=</span> <span class="ident">IdentityServiceMiddleware</span><span class="op"><</span><span class="ident">S</span>, <span class="ident">T</span><span class="op">></span>;
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">Ready</span><span class="op"><</span><span class="prelude-ty">Result</span><span class="op"><</span><span class="ident"><span class="self">Self</span>::Transform</span>, <span class="ident"><span class="self">Self</span>::InitError</span><span class="op">></span><span class="op">></span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">new_transform</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">service</span>: <span class="ident">S</span>) -> <span class="ident"><span class="self">Self</span>::Future</span> {
|
||
<span class="ident">ready</span>(<span class="prelude-val">Ok</span>(<span class="ident">IdentityServiceMiddleware</span> {
|
||
<span class="ident">backend</span>: <span class="self">self</span>.<span class="ident">backend</span>.<span class="ident">clone</span>(),
|
||
<span class="ident">service</span>: <span class="ident">Rc::new</span>(<span class="ident">service</span>),
|
||
}))
|
||
}
|
||
}
|
||
|
||
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">IdentityServiceMiddleware</span><span class="op"><</span><span class="ident">S</span>, <span class="ident">T</span><span class="op">></span> {
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="ident">service</span>: <span class="ident">Rc</span><span class="op"><</span><span class="ident">S</span><span class="op">></span>,
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="ident">backend</span>: <span class="ident">Rc</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>,
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">S</span>, <span class="ident">T</span><span class="op">></span> <span class="ident">Clone</span> <span class="kw">for</span> <span class="ident">IdentityServiceMiddleware</span><span class="op"><</span><span class="ident">S</span>, <span class="ident">T</span><span class="op">></span> {
|
||
<span class="kw">fn</span> <span class="ident">clone</span>(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="self">Self</span> {
|
||
<span class="self">Self</span> {
|
||
<span class="ident">backend</span>: <span class="ident">Rc::clone</span>(<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">backend</span>),
|
||
<span class="ident">service</span>: <span class="ident">Rc::clone</span>(<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">service</span>),
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">S</span>, <span class="ident">T</span>, <span class="ident">B</span><span class="op">></span> <span class="ident">Service</span><span class="op"><</span><span class="ident">ServiceRequest</span><span class="op">></span> <span class="kw">for</span> <span class="ident">IdentityServiceMiddleware</span><span class="op"><</span><span class="ident">S</span>, <span class="ident">T</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">S</span>: <span class="ident">Service</span><span class="op"><</span><span class="ident">ServiceRequest</span>, <span class="ident">Response</span> <span class="op">=</span> <span class="ident">ServiceResponse</span><span class="op"><</span><span class="ident">B</span><span class="op">></span>, <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span><span class="op">></span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
<span class="ident">S::Future</span>: <span class="lifetime">'static</span>,
|
||
<span class="ident">T</span>: <span class="ident">IdentityPolicy</span>,
|
||
<span class="ident">B</span>: <span class="ident">MessageBody</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
<span class="ident">B::Error</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">Error</span><span class="op">></span>,
|
||
{
|
||
<span class="kw">type</span> <span class="ident">Response</span> <span class="op">=</span> <span class="ident">ServiceResponse</span><span class="op"><</span><span class="ident">EitherBody</span><span class="op"><</span><span class="ident">B</span><span class="op">></span><span class="op">></span>;
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">LocalBoxFuture</span><span class="op"><</span><span class="lifetime">'static</span>, <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident"><span class="self">Self</span>::Response</span>, <span class="ident"><span class="self">Self</span>::Error</span><span class="op">></span><span class="op">></span>;
|
||
|
||
<span class="macro">actix_service::forward_ready!</span>(<span class="ident">service</span>);
|
||
|
||
<span class="kw">fn</span> <span class="ident">call</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="kw-2">mut</span> <span class="ident">req</span>: <span class="ident">ServiceRequest</span>) -> <span class="ident"><span class="self">Self</span>::Future</span> {
|
||
<span class="kw">let</span> <span class="ident">srv</span> <span class="op">=</span> <span class="ident">Rc::clone</span>(<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">service</span>);
|
||
<span class="kw">let</span> <span class="ident">backend</span> <span class="op">=</span> <span class="ident">Rc::clone</span>(<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">backend</span>);
|
||
<span class="kw">let</span> <span class="ident">fut</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">backend</span>.<span class="ident">from_request</span>(<span class="kw-2">&mut</span> <span class="ident">req</span>);
|
||
|
||
<span class="kw">async</span> <span class="kw">move</span> {
|
||
<span class="kw">match</span> <span class="ident">fut</span>.<span class="kw">await</span> {
|
||
<span class="prelude-val">Ok</span>(<span class="ident">id</span>) => {
|
||
<span class="ident">req</span>.<span class="ident">extensions_mut</span>()
|
||
.<span class="ident">insert</span>(<span class="ident">IdentityItem</span> { <span class="ident">id</span>, <span class="ident">changed</span>: <span class="bool-val">false</span> });
|
||
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">res</span> <span class="op">=</span> <span class="ident">srv</span>.<span class="ident">call</span>(<span class="ident">req</span>).<span class="kw">await</span><span class="question-mark">?</span>;
|
||
<span class="kw">let</span> <span class="ident">id</span> <span class="op">=</span> <span class="ident">res</span>.<span class="ident">request</span>().<span class="ident">extensions_mut</span>().<span class="ident">remove</span>::<span class="op"><</span><span class="ident">IdentityItem</span><span class="op">></span>();
|
||
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">id</span>) <span class="op">=</span> <span class="ident">id</span> {
|
||
<span class="kw">match</span> <span class="ident">backend</span>.<span class="ident">to_response</span>(<span class="ident">id</span>.<span class="ident">id</span>, <span class="ident">id</span>.<span class="ident">changed</span>, <span class="kw-2">&mut</span> <span class="ident">res</span>).<span class="kw">await</span> {
|
||
<span class="prelude-val">Ok</span>(<span class="kw">_</span>) => <span class="prelude-val">Ok</span>(<span class="ident">res</span>.<span class="ident">map_into_left_body</span>()),
|
||
<span class="prelude-val">Err</span>(<span class="ident">err</span>) => <span class="prelude-val">Ok</span>(<span class="ident">res</span>.<span class="ident">error_response</span>(<span class="ident">err</span>).<span class="ident">map_into_right_body</span>()),
|
||
}
|
||
} <span class="kw">else</span> {
|
||
<span class="prelude-val">Ok</span>(<span class="ident">res</span>.<span class="ident">map_into_left_body</span>())
|
||
}
|
||
}
|
||
<span class="prelude-val">Err</span>(<span class="ident">err</span>) => <span class="prelude-val">Ok</span>(<span class="ident">req</span>.<span class="ident">error_response</span>(<span class="ident">err</span>).<span class="ident">map_into_right_body</span>()),
|
||
}
|
||
}
|
||
.<span class="ident">boxed_local</span>()
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">test</span>)]</span>
|
||
<span class="kw">mod</span> <span class="ident">tests</span> {
|
||
<span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">rc::Rc</span>, <span class="ident">time::Duration</span>};
|
||
|
||
<span class="kw">use</span> <span class="ident">actix_service::into_service</span>;
|
||
<span class="kw">use</span> <span class="ident">actix_web</span>::{<span class="ident">dev</span>, <span class="ident">error</span>, <span class="ident">test</span>, <span class="ident">Error</span>, <span class="prelude-ty">Result</span>};
|
||
|
||
<span class="kw">use</span> <span class="kw">super</span>::<span class="kw-2">*</span>;
|
||
|
||
<span class="attribute">#[<span class="ident">actix_rt::test</span>]</span>
|
||
<span class="kw">async</span> <span class="kw">fn</span> <span class="ident">test_borrowed_mut_error</span>() {
|
||
<span class="kw">use</span> <span class="ident">actix_utils::future</span>::{<span class="ident">ok</span>, <span class="ident">Ready</span>};
|
||
<span class="kw">use</span> <span class="ident">futures_util::future::lazy</span>;
|
||
|
||
<span class="kw">struct</span> <span class="ident">Ident</span>;
|
||
<span class="kw">impl</span> <span class="ident">IdentityPolicy</span> <span class="kw">for</span> <span class="ident">Ident</span> {
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">Ready</span><span class="op"><</span><span class="prelude-ty">Result</span><span class="op"><</span><span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">String</span><span class="op">></span>, <span class="ident">Error</span><span class="op">></span><span class="op">></span>;
|
||
<span class="kw">type</span> <span class="ident">ResponseFuture</span> <span class="op">=</span> <span class="ident">Ready</span><span class="op"><</span><span class="prelude-ty">Result</span><span class="op"><</span>(), <span class="ident">Error</span><span class="op">></span><span class="op">></span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">from_request</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="kw">_</span>: <span class="kw-2">&mut</span> <span class="ident">dev::ServiceRequest</span>) -> <span class="ident"><span class="self">Self</span>::Future</span> {
|
||
<span class="ident">ok</span>(<span class="prelude-val">Some</span>(<span class="string">"test"</span>.<span class="ident">to_string</span>()))
|
||
}
|
||
|
||
<span class="kw">fn</span> <span class="ident">to_response</span><span class="op"><</span><span class="ident">B</span><span class="op">></span>(
|
||
<span class="kw-2">&</span><span class="self">self</span>,
|
||
<span class="kw">_</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">String</span><span class="op">></span>,
|
||
<span class="kw">_</span>: <span class="ident">bool</span>,
|
||
<span class="kw">_</span>: <span class="kw-2">&mut</span> <span class="ident">dev::ServiceResponse</span><span class="op"><</span><span class="ident">B</span><span class="op">></span>,
|
||
) -> <span class="ident"><span class="self">Self</span>::ResponseFuture</span> {
|
||
<span class="ident">ok</span>(())
|
||
}
|
||
}
|
||
|
||
<span class="kw">let</span> <span class="ident">srv</span> <span class="op">=</span> <span class="ident"><span class="kw">crate</span>::middleware::IdentityServiceMiddleware</span> {
|
||
<span class="ident">backend</span>: <span class="ident">Rc::new</span>(<span class="ident">Ident</span>),
|
||
<span class="ident">service</span>: <span class="ident">Rc::new</span>(<span class="ident">into_service</span>(<span class="op">|</span><span class="kw">_</span>: <span class="ident">dev::ServiceRequest</span><span class="op">|</span> <span class="kw">async</span> <span class="kw">move</span> {
|
||
<span class="ident">actix_rt::time::sleep</span>(<span class="ident">Duration::from_secs</span>(<span class="number">100</span>)).<span class="kw">await</span>;
|
||
<span class="prelude-val">Err</span>::<span class="op"><</span><span class="ident">dev::ServiceResponse</span>, <span class="kw">_</span><span class="op">></span>(<span class="ident">error::ErrorBadRequest</span>(<span class="string">"error"</span>))
|
||
})),
|
||
};
|
||
|
||
<span class="kw">let</span> <span class="ident">srv2</span> <span class="op">=</span> <span class="ident">srv</span>.<span class="ident">clone</span>();
|
||
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">test::TestRequest::default</span>().<span class="ident">to_srv_request</span>();
|
||
|
||
<span class="ident">actix_rt::spawn</span>(<span class="kw">async</span> <span class="kw">move</span> {
|
||
<span class="kw">let</span> <span class="kw">_</span> <span class="op">=</span> <span class="ident">srv2</span>.<span class="ident">call</span>(<span class="ident">req</span>).<span class="kw">await</span>;
|
||
});
|
||
|
||
<span class="ident">actix_rt::time::sleep</span>(<span class="ident">Duration::from_millis</span>(<span class="number">50</span>)).<span class="kw">await</span>;
|
||
|
||
<span class="kw">let</span> <span class="kw">_</span> <span class="op">=</span> <span class="ident">lazy</span>(<span class="op">|</span><span class="ident">cx</span><span class="op">|</span> <span class="ident">srv</span>.<span class="ident">poll_ready</span>(<span class="ident">cx</span>)).<span class="kw">await</span>;
|
||
}
|
||
}
|
||
</code></pre></div>
|
||
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