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</pre><pre class="rust"><code><span class="doccomment">//! Extractor for the "Bearer" HTTP Authentication Scheme</span>
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<span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">borrow::Cow</span>, <span class="ident">default::Default</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">dev</span>::{<span class="ident">Payload</span>, <span class="ident">ServiceRequest</span>},
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<span class="ident">http::header::Header</span>,
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<span class="ident">FromRequest</span>, <span class="ident">HttpRequest</span>,
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};
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<span class="kw">use</span> <span class="kw">super</span>::{<span class="ident">config::AuthExtractorConfig</span>, <span class="ident">errors::AuthenticationError</span>, <span class="ident">AuthExtractor</span>};
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<span class="kw">pub</span> <span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::headers::www_authenticate::bearer::Error</span>;
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<span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::headers</span>::{<span class="ident">authorization</span>, <span class="ident">www_authenticate::bearer</span>};
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<span class="doccomment">/// [BearerAuth](./struct/BearerAuth.html) extractor configuration.</span>
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<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Clone</span>, <span class="ident">Default</span>)]</span>
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<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Config</span>(<span class="ident">bearer::Bearer</span>);
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<span class="kw">impl</span> <span class="ident">Config</span> {
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<span class="doccomment">/// Set challenge `scope` attribute.</span>
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<span class="doccomment">///</span>
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<span class="doccomment">/// The `"scope"` attribute is a space-delimited list of case-sensitive</span>
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<span class="doccomment">/// scope values indicating the required scope of the access token for</span>
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<span class="doccomment">/// accessing the requested resource.</span>
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<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">scope</span><span class="op"><</span><span class="ident">T</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">Cow</span><span class="op"><</span><span class="lifetime">'static</span>, <span class="ident">str</span><span class="op">></span><span class="op">></span><span class="op">></span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">value</span>: <span class="ident">T</span>) -> <span class="ident">Config</span> {
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<span class="self">self</span>.<span class="number">0</span>.<span class="ident">scope</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">value</span>.<span class="ident">into</span>());
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<span class="self">self</span>
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}
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<span class="doccomment">/// Set challenge `realm` attribute.</span>
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<span class="doccomment">///</span>
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<span class="doccomment">/// The "realm" attribute indicates the scope of protection in the manner</span>
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<span class="doccomment">/// described in HTTP/1.1 [RFC2617](https://tools.ietf.org/html/rfc2617#section-1.2).</span>
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<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">realm</span><span class="op"><</span><span class="ident">T</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">Cow</span><span class="op"><</span><span class="lifetime">'static</span>, <span class="ident">str</span><span class="op">></span><span class="op">></span><span class="op">></span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">value</span>: <span class="ident">T</span>) -> <span class="ident">Config</span> {
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<span class="self">self</span>.<span class="number">0</span>.<span class="ident">realm</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">value</span>.<span class="ident">into</span>());
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<span class="self">self</span>
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}
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}
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<span class="kw">impl</span> <span class="ident">AsRef</span><span class="op"><</span><span class="ident">bearer::Bearer</span><span class="op">></span> <span class="kw">for</span> <span class="ident">Config</span> {
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<span class="kw">fn</span> <span class="ident">as_ref</span>(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span><span class="ident">bearer::Bearer</span> {
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<span class="kw-2">&</span><span class="self">self</span>.<span class="number">0</span>
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}
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}
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<span class="kw">impl</span> <span class="ident">AuthExtractorConfig</span> <span class="kw">for</span> <span class="ident">Config</span> {
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<span class="kw">type</span> <span class="ident">Inner</span> <span class="op">=</span> <span class="ident">bearer::Bearer</span>;
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||
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<span class="kw">fn</span> <span class="ident">into_inner</span>(<span class="self">self</span>) -> <span class="ident"><span class="self">Self</span>::Inner</span> {
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||
<span class="self">self</span>.<span class="number">0</span>
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||
}
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||
}
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||
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<span class="comment">// Needs `fn main` to display complete example.</span>
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<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">clippy::needless_doctest_main</span>)]</span>
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<span class="doccomment">/// Extractor for HTTP Bearer auth</span>
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<span class="doccomment">///</span>
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<span class="doccomment">/// # Example</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_httpauth::extractors::bearer::BearerAuth;</span>
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<span class="doccomment">///</span>
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<span class="doccomment">/// async fn index(auth: BearerAuth) -> String {</span>
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<span class="doccomment">/// format!("Hello, user with token {}!", auth.token())</span>
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<span class="doccomment">/// }</span>
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<span class="doccomment">/// ```</span>
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<span class="doccomment">///</span>
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<span class="doccomment">/// If authentication fails, this extractor fetches the [`Config`] instance</span>
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<span class="doccomment">/// from the [app data] in order to properly form the `WWW-Authenticate`</span>
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<span class="doccomment">/// response header.</span>
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||
<span class="doccomment">///</span>
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<span class="doccomment">/// ## Example</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::{web, App};</span>
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<span class="doccomment">/// use actix_web_httpauth::extractors::bearer::{BearerAuth, Config};</span>
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<span class="doccomment">///</span>
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||
<span class="doccomment">/// async fn index(auth: BearerAuth) -> String {</span>
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||
<span class="doccomment">/// format!("Hello, {}!", auth.token())</span>
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<span class="doccomment">/// }</span>
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||
<span class="doccomment">///</span>
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<span class="doccomment">/// fn main() {</span>
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||
<span class="doccomment">/// let app = App::new()</span>
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||
<span class="doccomment">/// .app_data(</span>
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||
<span class="doccomment">/// Config::default()</span>
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||
<span class="doccomment">/// .realm("Restricted area")</span>
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<span class="doccomment">/// .scope("email photo"),</span>
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||
<span class="doccomment">/// )</span>
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||
<span class="doccomment">/// .service(web::resource("/index.html").route(web::get().to(index)));</span>
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||
<span class="doccomment">/// }</span>
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||
<span class="doccomment">/// ```</span>
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||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Clone</span>)]</span>
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||
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">BearerAuth</span>(<span class="ident">authorization::Bearer</span>);
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||
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||
<span class="kw">impl</span> <span class="ident">BearerAuth</span> {
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||
<span class="doccomment">/// Returns bearer token provided by client.</span>
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||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">token</span>(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span><span class="ident">str</span> {
|
||
<span class="self">self</span>.<span class="number">0</span>.<span class="ident">token</span>()
|
||
}
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||
}
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||
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||
<span class="kw">impl</span> <span class="ident">FromRequest</span> <span class="kw">for</span> <span class="ident">BearerAuth</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="self">Self</span>, <span class="ident"><span class="self">Self</span>::Error</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">AuthenticationError</span><span class="op"><</span><span class="ident">bearer::Bearer</span><span class="op">></span>;
|
||
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||
<span class="kw">fn</span> <span class="ident">from_request</span>(<span class="ident">req</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span>, <span class="ident">_payload</span>: <span class="kw-2">&mut</span> <span class="ident">Payload</span>) -> <span class="op"><</span><span class="self">Self</span> <span class="kw">as</span> <span class="ident">FromRequest</span><span class="op">></span><span class="ident">::Future</span> {
|
||
<span class="ident">ready</span>(
|
||
<span class="ident">authorization::Authorization</span>::<span class="op"><</span><span class="ident">authorization::Bearer</span><span class="op">></span><span class="ident">::parse</span>(<span class="ident">req</span>)
|
||
.<span class="ident">map</span>(<span class="op">|</span><span class="ident">auth</span><span class="op">|</span> <span class="ident">BearerAuth</span>(<span class="ident">auth</span>.<span class="ident">into_scheme</span>()))
|
||
.<span class="ident">map_err</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> {
|
||
<span class="kw">let</span> <span class="ident">bearer</span> <span class="op">=</span> <span class="ident">req</span>
|
||
.<span class="ident">app_data</span>::<span class="op"><</span><span class="ident">Config</span><span class="op">></span>()
|
||
.<span class="ident">map</span>(<span class="op">|</span><span class="ident">config</span><span class="op">|</span> <span class="ident">config</span>.<span class="number">0</span>.<span class="ident">clone</span>())
|
||
.<span class="ident">unwrap_or_else</span>(<span class="ident">Default::default</span>);
|
||
|
||
<span class="ident">AuthenticationError::new</span>(<span class="ident">bearer</span>)
|
||
}),
|
||
)
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">AuthExtractor</span> <span class="kw">for</span> <span class="ident">BearerAuth</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="self">Self</span>, <span class="ident"><span class="self">Self</span>::Error</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">AuthenticationError</span><span class="op"><</span><span class="ident">bearer::Bearer</span><span class="op">></span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">from_service_request</span>(<span class="ident">req</span>: <span class="kw-2">&</span><span class="ident">ServiceRequest</span>) -> <span class="ident"><span class="self">Self</span>::Future</span> {
|
||
<span class="ident">ready</span>(
|
||
<span class="ident">authorization::Authorization</span>::<span class="op"><</span><span class="ident">authorization::Bearer</span><span class="op">></span><span class="ident">::parse</span>(<span class="ident">req</span>)
|
||
.<span class="ident">map</span>(<span class="op">|</span><span class="ident">auth</span><span class="op">|</span> <span class="ident">BearerAuth</span>(<span class="ident">auth</span>.<span class="ident">into_scheme</span>()))
|
||
.<span class="ident">map_err</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> {
|
||
<span class="kw">let</span> <span class="ident">bearer</span> <span class="op">=</span> <span class="ident">req</span>
|
||
.<span class="ident">app_data</span>::<span class="op"><</span><span class="ident">Config</span><span class="op">></span>()
|
||
.<span class="ident">map</span>(<span class="op">|</span><span class="ident">config</span><span class="op">|</span> <span class="ident">config</span>.<span class="number">0</span>.<span class="ident">clone</span>())
|
||
.<span class="ident">unwrap_or_else</span>(<span class="ident">Default::default</span>);
|
||
|
||
<span class="ident">AuthenticationError::new</span>(<span class="ident">bearer</span>)
|
||
}),
|
||
)
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// Extended error customization for HTTP `Bearer` auth.</span>
|
||
<span class="kw">impl</span> <span class="ident">AuthenticationError</span><span class="op"><</span><span class="ident">bearer::Bearer</span><span class="op">></span> {
|
||
<span class="doccomment">/// Attach `Error` to the current Authentication error.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// Error status code will be changed to the one provided by the `kind`</span>
|
||
<span class="doccomment">/// Error.</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">with_error</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">kind</span>: <span class="ident">Error</span>) -> <span class="self">Self</span> {
|
||
<span class="kw-2">*</span><span class="self">self</span>.<span class="ident">status_code_mut</span>() <span class="op">=</span> <span class="ident">kind</span>.<span class="ident">status_code</span>();
|
||
<span class="self">self</span>.<span class="ident">challenge_mut</span>().<span class="ident">error</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">kind</span>);
|
||
<span class="self">self</span>
|
||
}
|
||
|
||
<span class="doccomment">/// Attach error description to the current Authentication error.</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">with_error_description</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">desc</span>: <span class="ident">T</span>) -> <span class="self">Self</span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">Cow</span><span class="op"><</span><span class="lifetime">'static</span>, <span class="ident">str</span><span class="op">></span><span class="op">></span>,
|
||
{
|
||
<span class="self">self</span>.<span class="ident">challenge_mut</span>().<span class="ident">error_description</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">desc</span>.<span class="ident">into</span>());
|
||
<span class="self">self</span>
|
||
}
|
||
|
||
<span class="doccomment">/// Attach error URI to the current Authentication error.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// It is up to implementor to provide properly formed absolute URI.</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">with_error_uri</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">uri</span>: <span class="ident">T</span>) -> <span class="self">Self</span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">Cow</span><span class="op"><</span><span class="lifetime">'static</span>, <span class="ident">str</span><span class="op">></span><span class="op">></span>,
|
||
{
|
||
<span class="self">self</span>.<span class="ident">challenge_mut</span>().<span class="ident">error_uri</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">uri</span>.<span class="ident">into</span>());
|
||
<span class="self">self</span>
|
||
}
|
||
}
|
||
</code></pre></div>
|
||
</section></div></main><div id="rustdoc-vars" data-root-path="../../../" data-current-crate="actix_web_httpauth" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.64.0-nightly (495b21669 2022-07-03)" ></div>
|
||
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