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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 `actix-redis/src/session.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>session.rs - 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="../../light.css" id="themeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css" disabled ><link rel="stylesheet" type="text/css" href="../../ayu.css" disabled ><script id="default-settings"></script><script src="../../storage.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="icon" type="image/svg+xml" href="../../favicon.svg">
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</pre><div class="example-wrap"><pre class="rust ">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">cell</span>::<span class="ident">RefCell</span>;
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">pin</span>::<span class="ident">Pin</span>;
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">task</span>::{<span class="ident">Context</span>, <span class="ident">Poll</span>};
<span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">collections</span>::<span class="ident">HashMap</span>, <span class="ident">iter</span>, <span class="ident">rc</span>::<span class="ident">Rc</span>};
<span class="kw">use</span> <span class="ident">actix_service</span>::{<span class="ident">Service</span>, <span class="ident">Transform</span>};
<span class="kw">use</span> <span class="ident">actix_session</span>::{<span class="ident">Session</span>, <span class="ident">SessionStatus</span>};
<span class="kw">use</span> <span class="ident">actix_web</span>::<span class="ident">cookie</span>::{<span class="ident">Cookie</span>, <span class="ident">CookieJar</span>, <span class="ident">Key</span>, <span class="ident">SameSite</span>};
<span class="kw">use</span> <span class="ident">actix_web</span>::<span class="ident">dev</span>::{<span class="ident">ServiceRequest</span>, <span class="ident">ServiceResponse</span>};
<span class="kw">use</span> <span class="ident">actix_web</span>::<span class="ident">http</span>::<span class="ident">header</span>::{<span class="self">self</span>, <span class="ident">HeaderValue</span>};
<span class="kw">use</span> <span class="ident">actix_web</span>::{<span class="ident">error</span>, <span class="ident">Error</span>, <span class="ident">HttpMessage</span>};
<span class="kw">use</span> <span class="ident">futures_util</span>::<span class="ident">future</span>::{<span class="ident">ok</span>, <span class="ident">Future</span>, <span class="ident">Ready</span>};
<span class="kw">use</span> <span class="ident">rand</span>::{<span class="ident">distributions</span>::<span class="ident">Alphanumeric</span>, <span class="ident">rngs</span>::<span class="ident">OsRng</span>, <span class="ident">Rng</span>};
<span class="kw">use</span> <span class="ident">redis_async</span>::<span class="ident">resp</span>::<span class="ident">RespValue</span>;
<span class="kw">use</span> <span class="ident">redis_async</span>::<span class="ident">resp_array</span>;
<span class="kw">use</span> <span class="ident">time</span>::{<span class="self">self</span>, <span class="ident">Duration</span>, <span class="ident">OffsetDateTime</span>};
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">redis</span>::<span class="ident">RedisClient</span>;
<span class="doccomment">/// Use redis as session storage.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// You need to pass an address of the redis server and random value to the</span>
<span class="doccomment">/// constructor of `RedisSession`. This is private key for cookie</span>
<span class="doccomment">/// session, When this value is changed, all session data is lost.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Constructor panics if key length is less than 32 bytes.</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">RedisSession</span>(<span class="ident">Rc</span><span class="op">&lt;</span><span class="ident">Inner</span><span class="op">&gt;</span>);
<span class="kw">impl</span> <span class="ident">RedisSession</span> {
<span class="doccomment">/// Create new redis session backend</span>
<span class="doccomment">///</span>
<span class="doccomment">/// * `addr` - address of the redis server</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span><span class="op">&lt;</span><span class="ident">S</span>: <span class="ident">Into</span><span class="op">&lt;</span><span class="ident">String</span><span class="op">&gt;</span><span class="op">&gt;</span>(<span class="ident">addr</span>: <span class="ident">S</span>, <span class="ident">key</span>: <span class="kw-2">&amp;</span>[<span class="ident">u8</span>]) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">RedisSession</span> {
<span class="ident">RedisSession</span>(<span class="ident">Rc</span>::<span class="ident">new</span>(<span class="ident">Inner</span> {
<span class="ident">key</span>: <span class="ident">Key</span>::<span class="ident">derive_from</span>(<span class="ident">key</span>),
<span class="ident">cache_keygen</span>: <span class="ident">Box</span>::<span class="ident">new</span>(<span class="op">|</span><span class="ident">key</span>: <span class="kw-2">&amp;</span><span class="ident">str</span><span class="op">|</span> <span class="macro">format</span><span class="macro">!</span>(<span class="string">&quot;session:{}&quot;</span>, <span class="kw-2">&amp;</span><span class="ident">key</span>)),
<span class="ident">ttl</span>: <span class="string">&quot;7200&quot;</span>.<span class="ident">to_owned</span>(),
<span class="ident">redis_client</span>: <span class="ident">RedisClient</span>::<span class="ident">new</span>(<span class="ident">addr</span>),
<span class="ident">name</span>: <span class="string">&quot;actix-session&quot;</span>.<span class="ident">to_owned</span>(),
<span class="ident">path</span>: <span class="string">&quot;/&quot;</span>.<span class="ident">to_owned</span>(),
<span class="ident">domain</span>: <span class="prelude-val">None</span>,
<span class="ident">secure</span>: <span class="bool-val">false</span>,
<span class="ident">max_age</span>: <span class="prelude-val">Some</span>(<span class="ident">Duration</span>::<span class="ident">days</span>(<span class="number">7</span>)),
<span class="ident">same_site</span>: <span class="prelude-val">None</span>,
<span class="ident">http_only</span>: <span class="bool-val">true</span>,
}))
}
<span class="doccomment">/// Set time to live in seconds for session value.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ttl</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">ttl</span>: <span class="ident">u32</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="self">Self</span> {
<span class="ident">Rc</span>::<span class="ident">get_mut</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="number">0</span>).<span class="ident">unwrap</span>().<span class="ident">ttl</span> <span class="op">=</span> <span class="macro">format</span><span class="macro">!</span>(<span class="string">&quot;{}&quot;</span>, <span class="ident">ttl</span>);
<span class="self">self</span>
}
<span class="doccomment">/// Set custom cookie name for session ID.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">cookie_name</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">name</span>: <span class="kw-2">&amp;</span><span class="ident">str</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="self">Self</span> {
<span class="ident">Rc</span>::<span class="ident">get_mut</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="number">0</span>).<span class="ident">unwrap</span>().<span class="ident">name</span> <span class="op">=</span> <span class="ident">name</span>.<span class="ident">to_owned</span>();
<span class="self">self</span>
}
<span class="doccomment">/// Set custom cookie path.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">cookie_path</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">path</span>: <span class="kw-2">&amp;</span><span class="ident">str</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="self">Self</span> {
<span class="ident">Rc</span>::<span class="ident">get_mut</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="number">0</span>).<span class="ident">unwrap</span>().<span class="ident">path</span> <span class="op">=</span> <span class="ident">path</span>.<span class="ident">to_owned</span>();
<span class="self">self</span>
}
<span class="doccomment">/// Set custom cookie domain.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">cookie_domain</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">domain</span>: <span class="kw-2">&amp;</span><span class="ident">str</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="self">Self</span> {
<span class="ident">Rc</span>::<span class="ident">get_mut</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="number">0</span>).<span class="ident">unwrap</span>().<span class="ident">domain</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">domain</span>.<span class="ident">to_owned</span>());
<span class="self">self</span>
}
<span class="doccomment">/// Set custom cookie secure.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// If the `secure` field is set, a cookie will only be transmitted when the</span>
<span class="doccomment">/// connection is secure - i.e. `https`.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Default is false.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">cookie_secure</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">secure</span>: <span class="ident">bool</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="self">Self</span> {
<span class="ident">Rc</span>::<span class="ident">get_mut</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="number">0</span>).<span class="ident">unwrap</span>().<span class="ident">secure</span> <span class="op">=</span> <span class="ident">secure</span>;
<span class="self">self</span>
}
<span class="doccomment">/// Set custom cookie max-age.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Use `None` for session-only cookies.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">cookie_max_age</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">max_age</span>: <span class="kw">impl</span> <span class="ident">Into</span><span class="op">&lt;</span><span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">Duration</span><span class="op">&gt;</span><span class="op">&gt;</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="self">Self</span> {
<span class="ident">Rc</span>::<span class="ident">get_mut</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="number">0</span>).<span class="ident">unwrap</span>().<span class="ident">max_age</span> <span class="op">=</span> <span class="ident">max_age</span>.<span class="ident">into</span>();
<span class="self">self</span>
}
<span class="doccomment">/// Set custom cookie `SameSite` attribute.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// By default, the attribute is omitted.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">cookie_same_site</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">same_site</span>: <span class="ident">SameSite</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="self">Self</span> {
<span class="ident">Rc</span>::<span class="ident">get_mut</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="number">0</span>).<span class="ident">unwrap</span>().<span class="ident">same_site</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">same_site</span>);
<span class="self">self</span>
}
<span class="doccomment">/// Set custom cookie `HttpOnly` policy.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Default is true.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">cookie_http_only</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">http_only</span>: <span class="ident">bool</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="self">Self</span> {
<span class="ident">Rc</span>::<span class="ident">get_mut</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="number">0</span>).<span class="ident">unwrap</span>().<span class="ident">http_only</span> <span class="op">=</span> <span class="ident">http_only</span>;
<span class="self">self</span>
}
<span class="doccomment">/// Set a custom cache key generation strategy, expecting session key as input.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">cache_keygen</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">keygen</span>: <span class="ident">Box</span><span class="op">&lt;</span><span class="kw">dyn</span> <span class="ident">Fn</span>(<span class="kw-2">&amp;</span><span class="ident">str</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">String</span><span class="op">&gt;</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="self">Self</span> {
<span class="ident">Rc</span>::<span class="ident">get_mut</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="number">0</span>).<span class="ident">unwrap</span>().<span class="ident">cache_keygen</span> <span class="op">=</span> <span class="ident">keygen</span>;
<span class="self">self</span>
}
}
<span class="kw">impl</span><span class="op">&lt;</span><span class="ident">S</span>, <span class="ident">B</span><span class="op">&gt;</span> <span class="ident">Transform</span><span class="op">&lt;</span><span class="ident">S</span>, <span class="ident">ServiceRequest</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">RedisSession</span>
<span class="kw">where</span>
<span class="ident">S</span>: <span class="ident">Service</span><span class="op">&lt;</span><span class="ident">ServiceRequest</span>, <span class="ident">Response</span> <span class="op">=</span> <span class="ident">ServiceResponse</span><span class="op">&lt;</span><span class="ident">B</span><span class="op">&gt;</span>, <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span><span class="op">&gt;</span> <span class="op">+</span> <span class="lifetime">&#39;static</span>,
<span class="ident">S</span>::<span class="ident">Future</span>: <span class="lifetime">&#39;static</span>,
<span class="ident">B</span>: <span class="lifetime">&#39;static</span>,
{
<span class="kw">type</span> <span class="ident">Response</span> <span class="op">=</span> <span class="ident">ServiceResponse</span><span class="op">&lt;</span><span class="ident">B</span><span class="op">&gt;</span>;
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">S</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">RedisSessionMiddleware</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>;
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">Ready</span><span class="op">&lt;</span><span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="self">Self</span>::<span class="ident">Transform</span>, <span class="self">Self</span>::<span class="ident">InitError</span><span class="op">&gt;</span><span class="op">&gt;</span>;
<span class="kw">fn</span> <span class="ident">new_transform</span>(<span class="kw-2">&amp;</span><span class="self">self</span>, <span class="ident">service</span>: <span class="ident">S</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="self">Self</span>::<span class="ident">Future</span> {
<span class="ident">ok</span>(<span class="ident">RedisSessionMiddleware</span> {
<span class="ident">service</span>: <span class="ident">Rc</span>::<span class="ident">new</span>(<span class="ident">RefCell</span>::<span class="ident">new</span>(<span class="ident">service</span>)),
<span class="ident">inner</span>: <span class="self">self</span>.<span class="number">0</span>.<span class="ident">clone</span>(),
})
}
}
<span class="doccomment">/// Cookie session middleware</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">RedisSessionMiddleware</span><span class="op">&lt;</span><span class="ident">S</span>: <span class="lifetime">&#39;static</span><span class="op">&gt;</span> {
<span class="ident">service</span>: <span class="ident">Rc</span><span class="op">&lt;</span><span class="ident">RefCell</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span><span class="op">&gt;</span>,
<span class="ident">inner</span>: <span class="ident">Rc</span><span class="op">&lt;</span><span class="ident">Inner</span><span class="op">&gt;</span>,
}
<span class="kw">impl</span><span class="op">&lt;</span><span class="ident">S</span>, <span class="ident">B</span><span class="op">&gt;</span> <span class="ident">Service</span><span class="op">&lt;</span><span class="ident">ServiceRequest</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">RedisSessionMiddleware</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>
<span class="kw">where</span>
<span class="ident">S</span>: <span class="ident">Service</span><span class="op">&lt;</span><span class="ident">ServiceRequest</span>, <span class="ident">Response</span> <span class="op">=</span> <span class="ident">ServiceResponse</span><span class="op">&lt;</span><span class="ident">B</span><span class="op">&gt;</span>, <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span><span class="op">&gt;</span> <span class="op">+</span> <span class="lifetime">&#39;static</span>,
<span class="ident">S</span>::<span class="ident">Future</span>: <span class="lifetime">&#39;static</span>,
<span class="ident">B</span>: <span class="lifetime">&#39;static</span>,
{
<span class="kw">type</span> <span class="ident">Response</span> <span class="op">=</span> <span class="ident">ServiceResponse</span><span class="op">&lt;</span><span class="ident">B</span><span class="op">&gt;</span>;
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">clippy</span>::<span class="ident">type_complexity</span>)]</span>
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">Pin</span><span class="op">&lt;</span><span class="ident">Box</span><span class="op">&lt;</span><span class="kw">dyn</span> <span class="ident">Future</span><span class="op">&lt;</span><span class="ident">Output</span> <span class="op">=</span> <span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="self">Self</span>::<span class="ident">Response</span>, <span class="self">Self</span>::<span class="ident">Error</span><span class="op">&gt;</span><span class="op">&gt;</span><span class="op">&gt;</span><span class="op">&gt;</span>;
<span class="kw">fn</span> <span class="ident">poll_ready</span>(<span class="kw-2">&amp;</span><span class="self">self</span>, <span class="ident">cx</span>: <span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">Context</span><span class="op">&lt;</span><span class="lifetime">&#39;_</span><span class="op">&gt;</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">Poll</span><span class="op">&lt;</span><span class="prelude-ty">Result</span><span class="op">&lt;</span>(), <span class="self">Self</span>::<span class="ident">Error</span><span class="op">&gt;</span><span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">service</span>.<span class="ident">borrow_mut</span>().<span class="ident">poll_ready</span>(<span class="ident">cx</span>)
}
<span class="kw">fn</span> <span class="ident">call</span>(<span class="kw-2">&amp;</span><span class="self">self</span>, <span class="kw-2">mut</span> <span class="ident">req</span>: <span class="ident">ServiceRequest</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="self">Self</span>::<span class="ident">Future</span> {
<span class="kw">let</span> <span class="ident">srv</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">service</span>.<span class="ident">clone</span>();
<span class="kw">let</span> <span class="ident">inner</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">clone</span>();
<span class="ident">Box</span>::<span class="ident">pin</span>(<span class="kw">async</span> <span class="kw">move</span> {
<span class="kw">let</span> <span class="ident">state</span> <span class="op">=</span> <span class="ident">inner</span>.<span class="ident">load</span>(<span class="kw-2">&amp;</span><span class="ident">req</span>).<span class="kw">await</span><span class="question-mark">?</span>;
<span class="kw">let</span> <span class="ident">value</span> <span class="op">=</span> <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>((<span class="ident">state</span>, <span class="ident">value</span>)) <span class="op">=</span> <span class="ident">state</span> {
<span class="ident">Session</span>::<span class="ident">set_session</span>(<span class="ident">state</span>, <span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">req</span>);
<span class="prelude-val">Some</span>(<span class="ident">value</span>)
} <span class="kw">else</span> {
<span class="prelude-val">None</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">match</span> <span class="ident">Session</span>::<span class="ident">get_changes</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">res</span>) {
(<span class="ident">SessionStatus</span>::<span class="ident">Unchanged</span>, <span class="prelude-val">None</span>) <span class="op">=</span><span class="op">&gt;</span> <span class="prelude-val">Ok</span>(<span class="ident">res</span>),
(<span class="ident">SessionStatus</span>::<span class="ident">Unchanged</span>, <span class="prelude-val">Some</span>(<span class="ident">state</span>)) <span class="op">=</span><span class="op">&gt;</span> {
<span class="kw">if</span> <span class="ident">value</span>.<span class="ident">is_none</span>() {
<span class="comment">// implies the session is new</span>
<span class="ident">inner</span>.<span class="ident">update</span>(<span class="ident">res</span>, <span class="ident">state</span>, <span class="ident">value</span>).<span class="kw">await</span>
} <span class="kw">else</span> {
<span class="prelude-val">Ok</span>(<span class="ident">res</span>)
}
}
(<span class="ident">SessionStatus</span>::<span class="ident">Changed</span>, <span class="prelude-val">Some</span>(<span class="ident">state</span>)) <span class="op">=</span><span class="op">&gt;</span> {
<span class="ident">inner</span>.<span class="ident">update</span>(<span class="ident">res</span>, <span class="ident">state</span>, <span class="ident">value</span>).<span class="kw">await</span>
}
(<span class="ident">SessionStatus</span>::<span class="ident">Purged</span>, <span class="prelude-val">Some</span>(<span class="kw">_</span>)) <span class="op">=</span><span class="op">&gt;</span> {
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">val</span>) <span class="op">=</span> <span class="ident">value</span> {
<span class="ident">inner</span>.<span class="ident">clear_cache</span>(<span class="ident">val</span>).<span class="kw">await</span><span class="question-mark">?</span>;
<span class="kw">match</span> <span class="ident">inner</span>.<span class="ident">remove_cookie</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">res</span>) {
<span class="prelude-val">Ok</span>(<span class="kw">_</span>) <span class="op">=</span><span class="op">&gt;</span> <span class="prelude-val">Ok</span>(<span class="ident">res</span>),
<span class="prelude-val">Err</span>(<span class="ident">_err</span>) <span class="op">=</span><span class="op">&gt;</span> <span class="prelude-val">Err</span>(<span class="ident">error</span>::<span class="ident">ErrorInternalServerError</span>(<span class="ident">_err</span>)),
}
} <span class="kw">else</span> {
<span class="prelude-val">Err</span>(<span class="ident">error</span>::<span class="ident">ErrorInternalServerError</span>(<span class="string">&quot;unexpected&quot;</span>))
}
}
(<span class="ident">SessionStatus</span>::<span class="ident">Renewed</span>, <span class="prelude-val">Some</span>(<span class="ident">state</span>)) <span class="op">=</span><span class="op">&gt;</span> {
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">val</span>) <span class="op">=</span> <span class="ident">value</span> {
<span class="ident">inner</span>.<span class="ident">clear_cache</span>(<span class="ident">val</span>).<span class="kw">await</span><span class="question-mark">?</span>;
<span class="ident">inner</span>.<span class="ident">update</span>(<span class="ident">res</span>, <span class="ident">state</span>, <span class="prelude-val">None</span>).<span class="kw">await</span>
} <span class="kw">else</span> {
<span class="ident">inner</span>.<span class="ident">update</span>(<span class="ident">res</span>, <span class="ident">state</span>, <span class="prelude-val">None</span>).<span class="kw">await</span>
}
}
(<span class="kw">_</span>, <span class="prelude-val">None</span>) <span class="op">=</span><span class="op">&gt;</span> <span class="macro">unreachable</span><span class="macro">!</span>(),
}
})
}
}
<span class="kw">struct</span> <span class="ident">Inner</span> {
<span class="ident">key</span>: <span class="ident">Key</span>,
<span class="ident">cache_keygen</span>: <span class="ident">Box</span><span class="op">&lt;</span><span class="kw">dyn</span> <span class="ident">Fn</span>(<span class="kw-2">&amp;</span><span class="ident">str</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">String</span><span class="op">&gt;</span>,
<span class="ident">ttl</span>: <span class="ident">String</span>,
<span class="ident">redis_client</span>: <span class="ident">RedisClient</span>,
<span class="ident">name</span>: <span class="ident">String</span>,
<span class="ident">path</span>: <span class="ident">String</span>,
<span class="ident">domain</span>: <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">String</span><span class="op">&gt;</span>,
<span class="ident">secure</span>: <span class="ident">bool</span>,
<span class="ident">max_age</span>: <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">Duration</span><span class="op">&gt;</span>,
<span class="ident">same_site</span>: <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">SameSite</span><span class="op">&gt;</span>,
<span class="ident">http_only</span>: <span class="ident">bool</span>,
}
<span class="kw">impl</span> <span class="ident">Inner</span> {
<span class="kw">async</span> <span class="kw">fn</span> <span class="ident">load</span>(
<span class="kw-2">&amp;</span><span class="self">self</span>,
<span class="ident">req</span>: <span class="kw-2">&amp;</span><span class="ident">ServiceRequest</span>,
) <span class="op">-</span><span class="op">&gt;</span> <span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="prelude-ty">Option</span><span class="op">&lt;</span>(<span class="ident">HashMap</span><span class="op">&lt;</span><span class="ident">String</span>, <span class="ident">String</span><span class="op">&gt;</span>, <span class="ident">String</span>)<span class="op">&gt;</span>, <span class="ident">Error</span><span class="op">&gt;</span> {
<span class="comment">// wrapped in block to avoid holding `Ref` (from `req.cookies`) across await point</span>
<span class="kw">let</span> (<span class="ident">value</span>, <span class="ident">cache_key</span>) <span class="op">=</span> {
<span class="kw">let</span> <span class="ident">cookies</span> <span class="op">=</span> <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Ok</span>(<span class="ident">cookies</span>) <span class="op">=</span> <span class="ident">req</span>.<span class="ident">cookies</span>() {
<span class="ident">cookies</span>
} <span class="kw">else</span> {
<span class="kw">return</span> <span class="prelude-val">Ok</span>(<span class="prelude-val">None</span>);
};
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">cookie</span>) <span class="op">=</span>
<span class="ident">cookies</span>.<span class="ident">iter</span>().<span class="ident">find</span>(<span class="op">|</span><span class="kw-2">&amp;</span><span class="ident">cookie</span><span class="op">|</span> <span class="ident">cookie</span>.<span class="ident">name</span>() <span class="op">=</span><span class="op">=</span> <span class="self">self</span>.<span class="ident">name</span>)
{
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">jar</span> <span class="op">=</span> <span class="ident">CookieJar</span>::<span class="ident">new</span>();
<span class="ident">jar</span>.<span class="ident">add_original</span>(<span class="ident">cookie</span>.<span class="ident">clone</span>());
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">cookie</span>) <span class="op">=</span> <span class="ident">jar</span>.<span class="ident">signed</span>(<span class="kw-2">&amp;</span><span class="self">self</span>.<span class="ident">key</span>).<span class="ident">get</span>(<span class="kw-2">&amp;</span><span class="self">self</span>.<span class="ident">name</span>) {
<span class="kw">let</span> <span class="ident">value</span> <span class="op">=</span> <span class="ident">cookie</span>.<span class="ident">value</span>().<span class="ident">to_owned</span>();
<span class="kw">let</span> <span class="ident">cache_key</span> <span class="op">=</span> (<span class="self">self</span>.<span class="ident">cache_keygen</span>)(<span class="kw-2">&amp;</span><span class="ident">cookie</span>.<span class="ident">value</span>());
(<span class="ident">value</span>, <span class="ident">cache_key</span>)
} <span class="kw">else</span> {
<span class="kw">return</span> <span class="prelude-val">Ok</span>(<span class="prelude-val">None</span>);
}
} <span class="kw">else</span> {
<span class="kw">return</span> <span class="prelude-val">Ok</span>(<span class="prelude-val">None</span>);
}
};
<span class="kw">let</span> <span class="ident">val</span> <span class="op">=</span> <span class="self">self</span>
.<span class="ident">redis_client</span>
.<span class="ident">send</span>(<span class="macro">resp_array</span><span class="macro">!</span>[<span class="string">&quot;GET&quot;</span>, <span class="ident">cache_key</span>])
.<span class="kw">await</span><span class="question-mark">?</span>;
<span class="kw">match</span> <span class="ident">val</span> {
<span class="ident">RespValue</span>::<span class="ident">Error</span>(<span class="ident">err</span>) <span class="op">=</span><span class="op">&gt;</span> {
<span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="ident">error</span>::<span class="ident">ErrorInternalServerError</span>(<span class="ident">err</span>));
}
<span class="ident">RespValue</span>::<span class="ident">SimpleString</span>(<span class="ident">s</span>) <span class="op">=</span><span class="op">&gt;</span> {
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Ok</span>(<span class="ident">val</span>) <span class="op">=</span> <span class="ident">serde_json</span>::<span class="ident">from_str</span>(<span class="kw-2">&amp;</span><span class="ident">s</span>) {
<span class="kw">return</span> <span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>((<span class="ident">val</span>, <span class="ident">value</span>)));
}
}
<span class="ident">RespValue</span>::<span class="ident">BulkString</span>(<span class="ident">s</span>) <span class="op">=</span><span class="op">&gt;</span> {
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Ok</span>(<span class="ident">val</span>) <span class="op">=</span> <span class="ident">serde_json</span>::<span class="ident">from_slice</span>(<span class="kw-2">&amp;</span><span class="ident">s</span>) {
<span class="kw">return</span> <span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>((<span class="ident">val</span>, <span class="ident">value</span>)));
}
}
<span class="kw">_</span> <span class="op">=</span><span class="op">&gt;</span> {}
}
<span class="prelude-val">Ok</span>(<span class="prelude-val">None</span>)
}
<span class="kw">async</span> <span class="kw">fn</span> <span class="ident">update</span><span class="op">&lt;</span><span class="ident">B</span><span class="op">&gt;</span>(
<span class="kw-2">&amp;</span><span class="self">self</span>,
<span class="kw-2">mut</span> <span class="ident">res</span>: <span class="ident">ServiceResponse</span><span class="op">&lt;</span><span class="ident">B</span><span class="op">&gt;</span>,
<span class="ident">state</span>: <span class="kw">impl</span> <span class="ident">Iterator</span><span class="op">&lt;</span><span class="ident">Item</span> <span class="op">=</span> (<span class="ident">String</span>, <span class="ident">String</span>)<span class="op">&gt;</span>,
<span class="ident">value</span>: <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">String</span><span class="op">&gt;</span>,
) <span class="op">-</span><span class="op">&gt;</span> <span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">ServiceResponse</span><span class="op">&lt;</span><span class="ident">B</span><span class="op">&gt;</span>, <span class="ident">Error</span><span class="op">&gt;</span> {
<span class="kw">let</span> (<span class="ident">value</span>, <span class="ident">jar</span>) <span class="op">=</span> <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">value</span>) <span class="op">=</span> <span class="ident">value</span> {
(<span class="ident">value</span>, <span class="prelude-val">None</span>)
} <span class="kw">else</span> {
<span class="kw">let</span> <span class="ident">value</span>: <span class="ident">String</span> <span class="op">=</span> <span class="ident">iter</span>::<span class="ident">repeat</span>(())
.<span class="ident">map</span>(<span class="op">|</span>()<span class="op">|</span> <span class="ident">OsRng</span>.<span class="ident">sample</span>(<span class="ident">Alphanumeric</span>))
.<span class="ident">map</span>(<span class="ident">char</span>::<span class="ident">from</span>)
.<span class="ident">take</span>(<span class="number">32</span>)
.<span class="ident">collect</span>();
<span class="comment">// prepare session id cookie</span>
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">cookie</span> <span class="op">=</span> <span class="ident">Cookie</span>::<span class="ident">new</span>(<span class="self">self</span>.<span class="ident">name</span>.<span class="ident">clone</span>(), <span class="ident">value</span>.<span class="ident">clone</span>());
<span class="ident">cookie</span>.<span class="ident">set_path</span>(<span class="self">self</span>.<span class="ident">path</span>.<span class="ident">clone</span>());
<span class="ident">cookie</span>.<span class="ident">set_secure</span>(<span class="self">self</span>.<span class="ident">secure</span>);
<span class="ident">cookie</span>.<span class="ident">set_http_only</span>(<span class="self">self</span>.<span class="ident">http_only</span>);
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="kw-2">ref</span> <span class="ident">domain</span>) <span class="op">=</span> <span class="self">self</span>.<span class="ident">domain</span> {
<span class="ident">cookie</span>.<span class="ident">set_domain</span>(<span class="ident">domain</span>.<span class="ident">clone</span>());
}
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">max_age</span>) <span class="op">=</span> <span class="self">self</span>.<span class="ident">max_age</span> {
<span class="ident">cookie</span>.<span class="ident">set_max_age</span>(<span class="ident">max_age</span>);
}
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">same_site</span>) <span class="op">=</span> <span class="self">self</span>.<span class="ident">same_site</span> {
<span class="ident">cookie</span>.<span class="ident">set_same_site</span>(<span class="ident">same_site</span>);
}
<span class="comment">// set cookie</span>
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">jar</span> <span class="op">=</span> <span class="ident">CookieJar</span>::<span class="ident">new</span>();
<span class="ident">jar</span>.<span class="ident">signed</span>(<span class="kw-2">&amp;</span><span class="self">self</span>.<span class="ident">key</span>).<span class="ident">add</span>(<span class="ident">cookie</span>);
(<span class="ident">value</span>, <span class="prelude-val">Some</span>(<span class="ident">jar</span>))
};
<span class="kw">let</span> <span class="ident">cache_key</span> <span class="op">=</span> (<span class="self">self</span>.<span class="ident">cache_keygen</span>)(<span class="kw-2">&amp;</span><span class="ident">value</span>);
<span class="kw">let</span> <span class="ident">state</span>: <span class="ident">HashMap</span><span class="op">&lt;</span><span class="kw">_</span>, <span class="kw">_</span><span class="op">&gt;</span> <span class="op">=</span> <span class="ident">state</span>.<span class="ident">collect</span>();
<span class="kw">let</span> <span class="ident">body</span> <span class="op">=</span> <span class="kw">match</span> <span class="ident">serde_json</span>::<span class="ident">to_string</span>(<span class="kw-2">&amp;</span><span class="ident">state</span>) {
<span class="prelude-val">Err</span>(<span class="ident">e</span>) <span class="op">=</span><span class="op">&gt;</span> <span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="ident">e</span>.<span class="ident">into</span>()),
<span class="prelude-val">Ok</span>(<span class="ident">body</span>) <span class="op">=</span><span class="op">&gt;</span> <span class="ident">body</span>,
};
<span class="self">self</span>.<span class="ident">redis_client</span>
.<span class="ident">send</span>(<span class="macro">resp_array</span><span class="macro">!</span>[<span class="string">&quot;SET&quot;</span>, <span class="ident">cache_key</span>, <span class="ident">body</span>, <span class="string">&quot;EX&quot;</span>, <span class="kw-2">&amp;</span><span class="self">self</span>.<span class="ident">ttl</span>])
.<span class="kw">await</span><span class="question-mark">?</span>;
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">jar</span>) <span class="op">=</span> <span class="ident">jar</span> {
<span class="kw">for</span> <span class="ident">cookie</span> <span class="kw">in</span> <span class="ident">jar</span>.<span class="ident">delta</span>() {
<span class="kw">let</span> <span class="ident">val</span> <span class="op">=</span> <span class="ident">HeaderValue</span>::<span class="ident">from_str</span>(<span class="kw-2">&amp;</span><span class="ident">cookie</span>.<span class="ident">to_string</span>())<span class="question-mark">?</span>;
<span class="ident">res</span>.<span class="ident">headers_mut</span>().<span class="ident">append</span>(<span class="ident">header</span>::<span class="ident">SET_COOKIE</span>, <span class="ident">val</span>);
}
}
<span class="prelude-val">Ok</span>(<span class="ident">res</span>)
}
<span class="doccomment">/// removes cache entry</span>
<span class="kw">async</span> <span class="kw">fn</span> <span class="ident">clear_cache</span>(<span class="kw-2">&amp;</span><span class="self">self</span>, <span class="ident">key</span>: <span class="ident">String</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="prelude-ty">Result</span><span class="op">&lt;</span>(), <span class="ident">Error</span><span class="op">&gt;</span> {
<span class="kw">let</span> <span class="ident">cache_key</span> <span class="op">=</span> (<span class="self">self</span>.<span class="ident">cache_keygen</span>)(<span class="kw-2">&amp;</span><span class="ident">key</span>);
<span class="kw">match</span> <span class="self">self</span>
.<span class="ident">redis_client</span>
.<span class="ident">send</span>(<span class="macro">resp_array</span><span class="macro">!</span>[<span class="string">&quot;DEL&quot;</span>, <span class="ident">cache_key</span>])
.<span class="kw">await</span><span class="question-mark">?</span>
{
<span class="comment">// redis responds with number of deleted records</span>
<span class="ident">RespValue</span>::<span class="ident">Integer</span>(<span class="ident">x</span>) <span class="kw">if</span> <span class="ident">x</span> <span class="op">&gt;</span> <span class="number">0</span> <span class="op">=</span><span class="op">&gt;</span> <span class="prelude-val">Ok</span>(()),
<span class="kw">_</span> <span class="op">=</span><span class="op">&gt;</span> <span class="prelude-val">Err</span>(<span class="ident">error</span>::<span class="ident">ErrorInternalServerError</span>(
<span class="string">&quot;failed to remove session from cache&quot;</span>,
)),
}
}
<span class="doccomment">/// invalidates session cookie</span>
<span class="kw">fn</span> <span class="ident">remove_cookie</span><span class="op">&lt;</span><span class="ident">B</span><span class="op">&gt;</span>(<span class="kw-2">&amp;</span><span class="self">self</span>, <span class="ident">res</span>: <span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">ServiceResponse</span><span class="op">&lt;</span><span class="ident">B</span><span class="op">&gt;</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="prelude-ty">Result</span><span class="op">&lt;</span>(), <span class="ident">Error</span><span class="op">&gt;</span> {
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">cookie</span> <span class="op">=</span> <span class="ident">Cookie</span>::<span class="ident">named</span>(<span class="self">self</span>.<span class="ident">name</span>.<span class="ident">clone</span>());
<span class="ident">cookie</span>.<span class="ident">set_value</span>(<span class="string">&quot;&quot;</span>);
<span class="ident">cookie</span>.<span class="ident">set_max_age</span>(<span class="ident">Duration</span>::<span class="ident">zero</span>());
<span class="ident">cookie</span>.<span class="ident">set_expires</span>(<span class="ident">OffsetDateTime</span>::<span class="ident">now_utc</span>() <span class="op">-</span> <span class="ident">Duration</span>::<span class="ident">days</span>(<span class="number">365</span>));
<span class="kw">let</span> <span class="ident">val</span> <span class="op">=</span> <span class="ident">HeaderValue</span>::<span class="ident">from_str</span>(<span class="kw-2">&amp;</span><span class="ident">cookie</span>.<span class="ident">to_string</span>())
.<span class="ident">map_err</span>(<span class="ident">error</span>::<span class="ident">ErrorInternalServerError</span>)<span class="question-mark">?</span>;
<span class="ident">res</span>.<span class="ident">headers_mut</span>().<span class="ident">append</span>(<span class="ident">header</span>::<span class="ident">SET_COOKIE</span>, <span class="ident">val</span>);
<span class="prelude-val">Ok</span>(())
}
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">test</span>)]</span>
<span class="kw">mod</span> <span class="ident">test</span> {
<span class="kw">use</span> <span class="kw">super</span>::<span class="kw-2">*</span>;
<span class="kw">use</span> <span class="ident">actix_session</span>::<span class="ident">Session</span>;
<span class="kw">use</span> <span class="ident">actix_web</span>::{
<span class="ident">middleware</span>, <span class="ident">test</span>, <span class="ident">web</span>,
<span class="ident">web</span>::{<span class="ident">get</span>, <span class="ident">post</span>, <span class="ident">resource</span>},
<span class="ident">App</span>, <span class="ident">HttpResponse</span>, <span class="prelude-ty">Result</span>,
};
<span class="kw">use</span> <span class="ident">serde</span>::{<span class="ident">Deserialize</span>, <span class="ident">Serialize</span>};
<span class="kw">use</span> <span class="ident">serde_json</span>::<span class="ident">json</span>;
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Serialize</span>, <span class="ident">Deserialize</span>, <span class="ident">Debug</span>, <span class="ident">PartialEq</span>)]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">IndexResponse</span> {
<span class="ident">user_id</span>: <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">String</span><span class="op">&gt;</span>,
<span class="ident">counter</span>: <span class="ident">i32</span>,
}
<span class="kw">async</span> <span class="kw">fn</span> <span class="ident">index</span>(<span class="ident">session</span>: <span class="ident">Session</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">HttpResponse</span><span class="op">&gt;</span> {
<span class="kw">let</span> <span class="ident">user_id</span>: <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">String</span><span class="op">&gt;</span> <span class="op">=</span> <span class="ident">session</span>.<span class="ident">get</span>::<span class="op">&lt;</span><span class="ident">String</span><span class="op">&gt;</span>(<span class="string">&quot;user_id&quot;</span>).<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">counter</span>: <span class="ident">i32</span> <span class="op">=</span> <span class="ident">session</span>
.<span class="ident">get</span>::<span class="op">&lt;</span><span class="ident">i32</span><span class="op">&gt;</span>(<span class="string">&quot;counter&quot;</span>)
.<span class="ident">unwrap_or</span>(<span class="prelude-val">Some</span>(<span class="number">0</span>))
.<span class="ident">unwrap_or</span>(<span class="number">0</span>);
<span class="prelude-val">Ok</span>(<span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>().<span class="ident">json</span>(<span class="kw-2">&amp;</span><span class="ident">IndexResponse</span> { <span class="ident">user_id</span>, <span class="ident">counter</span> }))
}
<span class="kw">async</span> <span class="kw">fn</span> <span class="ident">do_something</span>(<span class="ident">session</span>: <span class="ident">Session</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">HttpResponse</span><span class="op">&gt;</span> {
<span class="kw">let</span> <span class="ident">user_id</span>: <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">String</span><span class="op">&gt;</span> <span class="op">=</span> <span class="ident">session</span>.<span class="ident">get</span>::<span class="op">&lt;</span><span class="ident">String</span><span class="op">&gt;</span>(<span class="string">&quot;user_id&quot;</span>).<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">counter</span>: <span class="ident">i32</span> <span class="op">=</span> <span class="ident">session</span>
.<span class="ident">get</span>::<span class="op">&lt;</span><span class="ident">i32</span><span class="op">&gt;</span>(<span class="string">&quot;counter&quot;</span>)
.<span class="ident">unwrap_or</span>(<span class="prelude-val">Some</span>(<span class="number">0</span>))
.<span class="ident">map_or</span>(<span class="number">1</span>, <span class="op">|</span><span class="ident">inner</span><span class="op">|</span> <span class="ident">inner</span> <span class="op">+</span> <span class="number">1</span>);
<span class="ident">session</span>.<span class="ident">set</span>(<span class="string">&quot;counter&quot;</span>, <span class="ident">counter</span>)<span class="question-mark">?</span>;
<span class="prelude-val">Ok</span>(<span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>().<span class="ident">json</span>(<span class="kw-2">&amp;</span><span class="ident">IndexResponse</span> { <span class="ident">user_id</span>, <span class="ident">counter</span> }))
}
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Deserialize</span>)]</span>
<span class="kw">struct</span> <span class="ident">Identity</span> {
<span class="ident">user_id</span>: <span class="ident">String</span>,
}
<span class="kw">async</span> <span class="kw">fn</span> <span class="ident">login</span>(
<span class="ident">user_id</span>: <span class="ident">web</span>::<span class="ident">Json</span><span class="op">&lt;</span><span class="ident">Identity</span><span class="op">&gt;</span>,
<span class="ident">session</span>: <span class="ident">Session</span>,
) <span class="op">-</span><span class="op">&gt;</span> <span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">HttpResponse</span><span class="op">&gt;</span> {
<span class="kw">let</span> <span class="ident">id</span> <span class="op">=</span> <span class="ident">user_id</span>.<span class="ident">into_inner</span>().<span class="ident">user_id</span>;
<span class="ident">session</span>.<span class="ident">set</span>(<span class="string">&quot;user_id&quot;</span>, <span class="kw-2">&amp;</span><span class="ident">id</span>)<span class="question-mark">?</span>;
<span class="ident">session</span>.<span class="ident">renew</span>();
<span class="kw">let</span> <span class="ident">counter</span>: <span class="ident">i32</span> <span class="op">=</span> <span class="ident">session</span>
.<span class="ident">get</span>::<span class="op">&lt;</span><span class="ident">i32</span><span class="op">&gt;</span>(<span class="string">&quot;counter&quot;</span>)
.<span class="ident">unwrap_or</span>(<span class="prelude-val">Some</span>(<span class="number">0</span>))
.<span class="ident">unwrap_or</span>(<span class="number">0</span>);
<span class="prelude-val">Ok</span>(<span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>().<span class="ident">json</span>(<span class="kw-2">&amp;</span><span class="ident">IndexResponse</span> {
<span class="ident">user_id</span>: <span class="prelude-val">Some</span>(<span class="ident">id</span>),
<span class="ident">counter</span>,
}))
}
<span class="kw">async</span> <span class="kw">fn</span> <span class="ident">logout</span>(<span class="ident">session</span>: <span class="ident">Session</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">HttpResponse</span><span class="op">&gt;</span> {
<span class="kw">let</span> <span class="ident">id</span>: <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">String</span><span class="op">&gt;</span> <span class="op">=</span> <span class="ident">session</span>.<span class="ident">get</span>(<span class="string">&quot;user_id&quot;</span>)<span class="question-mark">?</span>;
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">x</span>) <span class="op">=</span> <span class="ident">id</span> {
<span class="ident">session</span>.<span class="ident">purge</span>();
<span class="prelude-val">Ok</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">&quot;Logged out: {}&quot;</span>, <span class="ident">x</span>).<span class="ident">into</span>())
} <span class="kw">else</span> {
<span class="prelude-val">Ok</span>(<span class="string">&quot;Could not log out anonymous user&quot;</span>.<span class="ident">into</span>())
}
}
<span class="attribute">#[<span class="ident">actix_rt</span>::<span class="ident">test</span>]</span>
<span class="kw">async</span> <span class="kw">fn</span> <span class="ident">test_session_workflow</span>() {
<span class="comment">// Step 1: GET index</span>
<span class="comment">// - set-cookie actix-session will be in response (session cookie #1)</span>
<span class="comment">// - response should be: {&quot;counter&quot;: 0, &quot;user_id&quot;: None}</span>
<span class="comment">// - cookie should have default max-age of 7 days</span>
<span class="comment">// Step 2: GET index, including session cookie #1 in request</span>
<span class="comment">// - set-cookie will *not* be in response</span>
<span class="comment">// - response should be: {&quot;counter&quot;: 0, &quot;user_id&quot;: None}</span>
<span class="comment">// Step 3: POST to do_something, including session cookie #1 in request</span>
<span class="comment">// - adds new session state in redis: {&quot;counter&quot;: 1}</span>
<span class="comment">// - response should be: {&quot;counter&quot;: 1, &quot;user_id&quot;: None}</span>
<span class="comment">// Step 4: POST again to do_something, including session cookie #1 in request</span>
<span class="comment">// - updates session state in redis: {&quot;counter&quot;: 2}</span>
<span class="comment">// - response should be: {&quot;counter&quot;: 2, &quot;user_id&quot;: None}</span>
<span class="comment">// Step 5: POST to login, including session cookie #1 in request</span>
<span class="comment">// - set-cookie actix-session will be in response (session cookie #2)</span>
<span class="comment">// - updates session state in redis: {&quot;counter&quot;: 2, &quot;user_id&quot;: &quot;ferris&quot;}</span>
<span class="comment">// Step 6: GET index, including session cookie #2 in request</span>
<span class="comment">// - response should be: {&quot;counter&quot;: 2, &quot;user_id&quot;: &quot;ferris&quot;}</span>
<span class="comment">// Step 7: POST again to do_something, including session cookie #2 in request</span>
<span class="comment">// - updates session state in redis: {&quot;counter&quot;: 3, &quot;user_id&quot;: &quot;ferris&quot;}</span>
<span class="comment">// - response should be: {&quot;counter&quot;: 2, &quot;user_id&quot;: None}</span>
<span class="comment">// Step 8: GET index, including session cookie #1 in request</span>
<span class="comment">// - set-cookie actix-session will be in response (session cookie #3)</span>
<span class="comment">// - response should be: {&quot;counter&quot;: 0, &quot;user_id&quot;: None}</span>
<span class="comment">// Step 9: POST to logout, including session cookie #2</span>
<span class="comment">// - set-cookie actix-session will be in response with session cookie #2</span>
<span class="comment">// invalidation logic</span>
<span class="comment">// Step 10: GET index, including session cookie #2 in request</span>
<span class="comment">// - set-cookie actix-session will be in response (session cookie #3)</span>
<span class="comment">// - response should be: {&quot;counter&quot;: 0, &quot;user_id&quot;: None}</span>
<span class="kw">let</span> <span class="ident">srv</span> <span class="op">=</span> <span class="ident">test</span>::<span class="ident">start</span>(<span class="op">|</span><span class="op">|</span> {
<span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">wrap</span>(
<span class="ident">RedisSession</span>::<span class="ident">new</span>(<span class="string">&quot;127.0.0.1:6379&quot;</span>, <span class="kw-2">&amp;</span>[<span class="number">0</span>; <span class="number">32</span>])
.<span class="ident">cookie_name</span>(<span class="string">&quot;test-session&quot;</span>),
)
.<span class="ident">wrap</span>(<span class="ident">middleware</span>::<span class="ident">Logger</span>::<span class="ident">default</span>())
.<span class="ident">service</span>(<span class="ident">resource</span>(<span class="string">&quot;/&quot;</span>).<span class="ident">route</span>(<span class="ident">get</span>().<span class="ident">to</span>(<span class="ident">index</span>)))
.<span class="ident">service</span>(<span class="ident">resource</span>(<span class="string">&quot;/do_something&quot;</span>).<span class="ident">route</span>(<span class="ident">post</span>().<span class="ident">to</span>(<span class="ident">do_something</span>)))
.<span class="ident">service</span>(<span class="ident">resource</span>(<span class="string">&quot;/login&quot;</span>).<span class="ident">route</span>(<span class="ident">post</span>().<span class="ident">to</span>(<span class="ident">login</span>)))
.<span class="ident">service</span>(<span class="ident">resource</span>(<span class="string">&quot;/logout&quot;</span>).<span class="ident">route</span>(<span class="ident">post</span>().<span class="ident">to</span>(<span class="ident">logout</span>)))
});
<span class="comment">// Step 1: GET index</span>
<span class="comment">// - set-cookie actix-session will be in response (session cookie #1)</span>
<span class="comment">// - response should be: {&quot;counter&quot;: 0, &quot;user_id&quot;: None}</span>
<span class="kw">let</span> <span class="ident">req_1a</span> <span class="op">=</span> <span class="ident">srv</span>.<span class="ident">get</span>(<span class="string">&quot;/&quot;</span>).<span class="ident">send</span>();
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">resp_1</span> <span class="op">=</span> <span class="ident">req_1a</span>.<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">cookie_1</span> <span class="op">=</span> <span class="ident">resp_1</span>
.<span class="ident">cookies</span>()
.<span class="ident">unwrap</span>()
.<span class="ident">clone</span>()
.<span class="ident">into_iter</span>()
.<span class="ident">find</span>(<span class="op">|</span><span class="ident">c</span><span class="op">|</span> <span class="ident">c</span>.<span class="ident">name</span>() <span class="op">=</span><span class="op">=</span> <span class="string">&quot;test-session&quot;</span>)
.<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">result_1</span> <span class="op">=</span> <span class="ident">resp_1</span>.<span class="ident">json</span>::<span class="op">&lt;</span><span class="ident">IndexResponse</span><span class="op">&gt;</span>().<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(
<span class="ident">result_1</span>,
<span class="ident">IndexResponse</span> {
<span class="ident">user_id</span>: <span class="prelude-val">None</span>,
<span class="ident">counter</span>: <span class="number">0</span>
}
);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">cookie_1</span>.<span class="ident">max_age</span>(), <span class="prelude-val">Some</span>(<span class="ident">Duration</span>::<span class="ident">days</span>(<span class="number">7</span>)));
<span class="comment">// Step 2: GET index, including session cookie #1 in request</span>
<span class="comment">// - set-cookie will *not* be in response</span>
<span class="comment">// - response should be: {&quot;counter&quot;: 0, &quot;user_id&quot;: None}</span>
<span class="kw">let</span> <span class="ident">req_2</span> <span class="op">=</span> <span class="ident">srv</span>.<span class="ident">get</span>(<span class="string">&quot;/&quot;</span>).<span class="ident">cookie</span>(<span class="ident">cookie_1</span>.<span class="ident">clone</span>()).<span class="ident">send</span>();
<span class="kw">let</span> <span class="ident">resp_2</span> <span class="op">=</span> <span class="ident">req_2</span>.<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">cookie_2</span> <span class="op">=</span> <span class="ident">resp_2</span>
.<span class="ident">cookies</span>()
.<span class="ident">unwrap</span>()
.<span class="ident">clone</span>()
.<span class="ident">into_iter</span>()
.<span class="ident">find</span>(<span class="op">|</span><span class="ident">c</span><span class="op">|</span> <span class="ident">c</span>.<span class="ident">name</span>() <span class="op">=</span><span class="op">=</span> <span class="string">&quot;test-session&quot;</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">cookie_2</span>, <span class="prelude-val">None</span>);
<span class="comment">// Step 3: POST to do_something, including session cookie #1 in request</span>
<span class="comment">// - adds new session state in redis: {&quot;counter&quot;: 1}</span>
<span class="comment">// - response should be: {&quot;counter&quot;: 1, &quot;user_id&quot;: None}</span>
<span class="kw">let</span> <span class="ident">req_3</span> <span class="op">=</span> <span class="ident">srv</span>.<span class="ident">post</span>(<span class="string">&quot;/do_something&quot;</span>).<span class="ident">cookie</span>(<span class="ident">cookie_1</span>.<span class="ident">clone</span>()).<span class="ident">send</span>();
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">resp_3</span> <span class="op">=</span> <span class="ident">req_3</span>.<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">result_3</span> <span class="op">=</span> <span class="ident">resp_3</span>.<span class="ident">json</span>::<span class="op">&lt;</span><span class="ident">IndexResponse</span><span class="op">&gt;</span>().<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(
<span class="ident">result_3</span>,
<span class="ident">IndexResponse</span> {
<span class="ident">user_id</span>: <span class="prelude-val">None</span>,
<span class="ident">counter</span>: <span class="number">1</span>
}
);
<span class="comment">// Step 4: POST again to do_something, including session cookie #1 in request</span>
<span class="comment">// - updates session state in redis: {&quot;counter&quot;: 2}</span>
<span class="comment">// - response should be: {&quot;counter&quot;: 2, &quot;user_id&quot;: None}</span>
<span class="kw">let</span> <span class="ident">req_4</span> <span class="op">=</span> <span class="ident">srv</span>.<span class="ident">post</span>(<span class="string">&quot;/do_something&quot;</span>).<span class="ident">cookie</span>(<span class="ident">cookie_1</span>.<span class="ident">clone</span>()).<span class="ident">send</span>();
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">resp_4</span> <span class="op">=</span> <span class="ident">req_4</span>.<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">result_4</span> <span class="op">=</span> <span class="ident">resp_4</span>.<span class="ident">json</span>::<span class="op">&lt;</span><span class="ident">IndexResponse</span><span class="op">&gt;</span>().<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(
<span class="ident">result_4</span>,
<span class="ident">IndexResponse</span> {
<span class="ident">user_id</span>: <span class="prelude-val">None</span>,
<span class="ident">counter</span>: <span class="number">2</span>
}
);
<span class="comment">// Step 5: POST to login, including session cookie #1 in request</span>
<span class="comment">// - set-cookie actix-session will be in response (session cookie #2)</span>
<span class="comment">// - updates session state in redis: {&quot;counter&quot;: 2, &quot;user_id&quot;: &quot;ferris&quot;}</span>
<span class="kw">let</span> <span class="ident">req_5</span> <span class="op">=</span> <span class="ident">srv</span>
.<span class="ident">post</span>(<span class="string">&quot;/login&quot;</span>)
.<span class="ident">cookie</span>(<span class="ident">cookie_1</span>.<span class="ident">clone</span>())
.<span class="ident">send_json</span>(<span class="kw-2">&amp;</span><span class="macro">json</span><span class="macro">!</span>({<span class="string">&quot;user_id&quot;</span>: <span class="string">&quot;ferris&quot;</span>}));
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">resp_5</span> <span class="op">=</span> <span class="ident">req_5</span>.<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">cookie_2</span> <span class="op">=</span> <span class="ident">resp_5</span>
.<span class="ident">cookies</span>()
.<span class="ident">unwrap</span>()
.<span class="ident">clone</span>()
.<span class="ident">into_iter</span>()
.<span class="ident">find</span>(<span class="op">|</span><span class="ident">c</span><span class="op">|</span> <span class="ident">c</span>.<span class="ident">name</span>() <span class="op">=</span><span class="op">=</span> <span class="string">&quot;test-session&quot;</span>)
.<span class="ident">unwrap</span>();
<span class="macro">assert_ne</span><span class="macro">!</span>(<span class="ident">cookie_1</span>.<span class="ident">value</span>(), <span class="ident">cookie_2</span>.<span class="ident">value</span>());
<span class="kw">let</span> <span class="ident">result_5</span> <span class="op">=</span> <span class="ident">resp_5</span>.<span class="ident">json</span>::<span class="op">&lt;</span><span class="ident">IndexResponse</span><span class="op">&gt;</span>().<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(
<span class="ident">result_5</span>,
<span class="ident">IndexResponse</span> {
<span class="ident">user_id</span>: <span class="prelude-val">Some</span>(<span class="string">&quot;ferris&quot;</span>.<span class="ident">into</span>()),
<span class="ident">counter</span>: <span class="number">2</span>
}
);
<span class="comment">// Step 6: GET index, including session cookie #2 in request</span>
<span class="comment">// - response should be: {&quot;counter&quot;: 2, &quot;user_id&quot;: &quot;ferris&quot;}</span>
<span class="kw">let</span> <span class="ident">req_6</span> <span class="op">=</span> <span class="ident">srv</span>.<span class="ident">get</span>(<span class="string">&quot;/&quot;</span>).<span class="ident">cookie</span>(<span class="ident">cookie_2</span>.<span class="ident">clone</span>()).<span class="ident">send</span>();
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">resp_6</span> <span class="op">=</span> <span class="ident">req_6</span>.<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">result_6</span> <span class="op">=</span> <span class="ident">resp_6</span>.<span class="ident">json</span>::<span class="op">&lt;</span><span class="ident">IndexResponse</span><span class="op">&gt;</span>().<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(
<span class="ident">result_6</span>,
<span class="ident">IndexResponse</span> {
<span class="ident">user_id</span>: <span class="prelude-val">Some</span>(<span class="string">&quot;ferris&quot;</span>.<span class="ident">into</span>()),
<span class="ident">counter</span>: <span class="number">2</span>
}
);
<span class="comment">// Step 7: POST again to do_something, including session cookie #2 in request</span>
<span class="comment">// - updates session state in redis: {&quot;counter&quot;: 3, &quot;user_id&quot;: &quot;ferris&quot;}</span>
<span class="comment">// - response should be: {&quot;counter&quot;: 2, &quot;user_id&quot;: None}</span>
<span class="kw">let</span> <span class="ident">req_7</span> <span class="op">=</span> <span class="ident">srv</span>.<span class="ident">post</span>(<span class="string">&quot;/do_something&quot;</span>).<span class="ident">cookie</span>(<span class="ident">cookie_2</span>.<span class="ident">clone</span>()).<span class="ident">send</span>();
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">resp_7</span> <span class="op">=</span> <span class="ident">req_7</span>.<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">result_7</span> <span class="op">=</span> <span class="ident">resp_7</span>.<span class="ident">json</span>::<span class="op">&lt;</span><span class="ident">IndexResponse</span><span class="op">&gt;</span>().<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(
<span class="ident">result_7</span>,
<span class="ident">IndexResponse</span> {
<span class="ident">user_id</span>: <span class="prelude-val">Some</span>(<span class="string">&quot;ferris&quot;</span>.<span class="ident">into</span>()),
<span class="ident">counter</span>: <span class="number">3</span>
}
);
<span class="comment">// Step 8: GET index, including session cookie #1 in request</span>
<span class="comment">// - set-cookie actix-session will be in response (session cookie #3)</span>
<span class="comment">// - response should be: {&quot;counter&quot;: 0, &quot;user_id&quot;: None}</span>
<span class="kw">let</span> <span class="ident">req_8</span> <span class="op">=</span> <span class="ident">srv</span>.<span class="ident">get</span>(<span class="string">&quot;/&quot;</span>).<span class="ident">cookie</span>(<span class="ident">cookie_1</span>.<span class="ident">clone</span>()).<span class="ident">send</span>();
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">resp_8</span> <span class="op">=</span> <span class="ident">req_8</span>.<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">cookie_3</span> <span class="op">=</span> <span class="ident">resp_8</span>
.<span class="ident">cookies</span>()
.<span class="ident">unwrap</span>()
.<span class="ident">clone</span>()
.<span class="ident">into_iter</span>()
.<span class="ident">find</span>(<span class="op">|</span><span class="ident">c</span><span class="op">|</span> <span class="ident">c</span>.<span class="ident">name</span>() <span class="op">=</span><span class="op">=</span> <span class="string">&quot;test-session&quot;</span>)
.<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">result_8</span> <span class="op">=</span> <span class="ident">resp_8</span>.<span class="ident">json</span>::<span class="op">&lt;</span><span class="ident">IndexResponse</span><span class="op">&gt;</span>().<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(
<span class="ident">result_8</span>,
<span class="ident">IndexResponse</span> {
<span class="ident">user_id</span>: <span class="prelude-val">None</span>,
<span class="ident">counter</span>: <span class="number">0</span>
}
);
<span class="macro">assert_ne</span><span class="macro">!</span>(<span class="ident">cookie_3</span>.<span class="ident">value</span>(), <span class="ident">cookie_2</span>.<span class="ident">value</span>());
<span class="comment">// Step 9: POST to logout, including session cookie #2</span>
<span class="comment">// - set-cookie actix-session will be in response with session cookie #2</span>
<span class="comment">// invalidation logic</span>
<span class="kw">let</span> <span class="ident">req_9</span> <span class="op">=</span> <span class="ident">srv</span>.<span class="ident">post</span>(<span class="string">&quot;/logout&quot;</span>).<span class="ident">cookie</span>(<span class="ident">cookie_2</span>.<span class="ident">clone</span>()).<span class="ident">send</span>();
<span class="kw">let</span> <span class="ident">resp_9</span> <span class="op">=</span> <span class="ident">req_9</span>.<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">cookie_4</span> <span class="op">=</span> <span class="ident">resp_9</span>
.<span class="ident">cookies</span>()
.<span class="ident">unwrap</span>()
.<span class="ident">clone</span>()
.<span class="ident">into_iter</span>()
.<span class="ident">find</span>(<span class="op">|</span><span class="ident">c</span><span class="op">|</span> <span class="ident">c</span>.<span class="ident">name</span>() <span class="op">=</span><span class="op">=</span> <span class="string">&quot;test-session&quot;</span>)
.<span class="ident">unwrap</span>();
<span class="macro">assert_ne</span><span class="macro">!</span>(
<span class="ident">OffsetDateTime</span>::<span class="ident">now_utc</span>().<span class="ident">year</span>(),
<span class="ident">cookie_4</span>.<span class="ident">expires</span>().<span class="ident">map</span>(<span class="op">|</span><span class="ident">t</span><span class="op">|</span> <span class="ident">t</span>.<span class="ident">year</span>()).<span class="ident">unwrap</span>()
);
<span class="comment">// Step 10: GET index, including session cookie #2 in request</span>
<span class="comment">// - set-cookie actix-session will be in response (session cookie #3)</span>
<span class="comment">// - response should be: {&quot;counter&quot;: 0, &quot;user_id&quot;: None}</span>
<span class="kw">let</span> <span class="ident">req_10</span> <span class="op">=</span> <span class="ident">srv</span>.<span class="ident">get</span>(<span class="string">&quot;/&quot;</span>).<span class="ident">cookie</span>(<span class="ident">cookie_2</span>.<span class="ident">clone</span>()).<span class="ident">send</span>();
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">resp_10</span> <span class="op">=</span> <span class="ident">req_10</span>.<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">result_10</span> <span class="op">=</span> <span class="ident">resp_10</span>.<span class="ident">json</span>::<span class="op">&lt;</span><span class="ident">IndexResponse</span><span class="op">&gt;</span>().<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(
<span class="ident">result_10</span>,
<span class="ident">IndexResponse</span> {
<span class="ident">user_id</span>: <span class="prelude-val">None</span>,
<span class="ident">counter</span>: <span class="number">0</span>
}
);
<span class="kw">let</span> <span class="ident">cookie_5</span> <span class="op">=</span> <span class="ident">resp_10</span>
.<span class="ident">cookies</span>()
.<span class="ident">unwrap</span>()
.<span class="ident">clone</span>()
.<span class="ident">into_iter</span>()
.<span class="ident">find</span>(<span class="op">|</span><span class="ident">c</span><span class="op">|</span> <span class="ident">c</span>.<span class="ident">name</span>() <span class="op">=</span><span class="op">=</span> <span class="string">&quot;test-session&quot;</span>)
.<span class="ident">unwrap</span>();
<span class="macro">assert_ne</span><span class="macro">!</span>(<span class="ident">cookie_5</span>.<span class="ident">value</span>(), <span class="ident">cookie_2</span>.<span class="ident">value</span>());
}
<span class="attribute">#[<span class="ident">actix_rt</span>::<span class="ident">test</span>]</span>
<span class="kw">async</span> <span class="kw">fn</span> <span class="ident">test_max_age_session_only</span>() {
<span class="comment">//</span>
<span class="comment">// Test that removing max_age results in a session-only cookie</span>
<span class="comment">//</span>
<span class="kw">let</span> <span class="ident">srv</span> <span class="op">=</span> <span class="ident">test</span>::<span class="ident">start</span>(<span class="op">|</span><span class="op">|</span> {
<span class="ident">App</span>::<span class="ident">new</span>()
.<span class="ident">wrap</span>(
<span class="ident">RedisSession</span>::<span class="ident">new</span>(<span class="string">&quot;127.0.0.1:6379&quot;</span>, <span class="kw-2">&amp;</span>[<span class="number">0</span>; <span class="number">32</span>])
.<span class="ident">cookie_name</span>(<span class="string">&quot;test-session&quot;</span>)
.<span class="ident">cookie_max_age</span>(<span class="prelude-val">None</span>),
)
.<span class="ident">wrap</span>(<span class="ident">middleware</span>::<span class="ident">Logger</span>::<span class="ident">default</span>())
.<span class="ident">service</span>(<span class="ident">resource</span>(<span class="string">&quot;/&quot;</span>).<span class="ident">route</span>(<span class="ident">get</span>().<span class="ident">to</span>(<span class="ident">index</span>)))
});
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">srv</span>.<span class="ident">get</span>(<span class="string">&quot;/&quot;</span>).<span class="ident">send</span>();
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">req</span>.<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">cookie</span> <span class="op">=</span> <span class="ident">resp</span>
.<span class="ident">cookies</span>()
.<span class="ident">unwrap</span>()
.<span class="ident">clone</span>()
.<span class="ident">into_iter</span>()
.<span class="ident">find</span>(<span class="op">|</span><span class="ident">c</span><span class="op">|</span> <span class="ident">c</span>.<span class="ident">name</span>() <span class="op">=</span><span class="op">=</span> <span class="string">&quot;test-session&quot;</span>)
.<span class="ident">unwrap</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">cookie</span>.<span class="ident">max_age</span>(), <span class="prelude-val">None</span>);
}
}
</pre></div>
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