<!DOCTYPE html><htmllang="en"><head><metacharset="utf-8"><metaname="viewport"content="width=device-width, initial-scale=1.0"><metaname="generator"content="rustdoc"><metaname="description"content="Use the session key, stored in the session cookie, as storage backend for the session state."><title>CookieSessionStore in actix_session::storage - Rust</title><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2"><linkrel="stylesheet"href="../../static.files/normalize-76eba96aa4d2e634.css"><linkrel="stylesheet"href="../../static.files/rustdoc-bf502f66ec635d5d.css"><metaname="rustdoc-vars"data-root-path="../../"data-static-root-path="../../static.files/"data-current-crate="actix_session"data-themes=""data-resource-suffix=""data-rustdoc-version="1.77.0-nightly (e51e98dde 2023-12-31)"data-channel="nightly"data-search-js="search-c17e98913a53b3b7.js"data-settings-js="settings-4313503d2e1961c2.js"><scriptsrc="../../static.files/storage-f2adc0d6ca4d09fb.js"></script><scriptdefersrc="sidebar-items.js"></script><scriptdefersrc="../../static.files/main-0b2e2def73e61cbe.js"></script><noscript><linkrel="stylesheet"href="../../static.files/noscript-04d5337699b92874.css"></noscript><linkrel="icon"href="https://actix.rs/favicon.ico"></head><bodyclass="rustdoc struct"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><navclass="mobile-topbar"><buttonclass="sidebar-menu-toggle"title="show sidebar"></button><aclass="logo-container"href="../../actix_session/index.html"><imgsrc="https://actix.rs/img/logo.png"alt=""></a></nav><navclass="sidebar"><divclass="sidebar-crate"><aclass="logo-container"href="../../actix_session/index.html"><imgsrc="https://actix.rs/img/logo.png"alt="logo"></a><h2><ahref="../../actix_session/index.html">actix_session</a><spanclass="version">0.8.0</span></h2></div><h2class="location"><ahref="#">CookieSessionStore</a></h2><divclass="sidebar-elems"><section><h3><ahref="#trait-implementations">Trait Implementations</a></h3><ulclass="block trait-implementation"><li><ahref="#impl-Default-for-CookieSessionStore">Default</a></li><li><ahref="#impl-SessionStore-for-CookieSessionStore">SessionStore</a></li></ul><h3><ahref="#synthetic-implementations">Auto Trait Implementations</a></h3><ulclass="block synthetic-implementation"><li><ahref="#impl-RefUnwindSafe-for-CookieSessionStore">RefUnwindSafe</a></li><li><ahref="#impl-Send-for-CookieSessionStore">Send</a></li><li><ahref="#impl-Sync-for-CookieSessionStore">Sync</a></li><li><ahref="#impl-Unpin-for-CookieSessionStore">Unpin</a></li><li><ahref="#impl-UnwindSafe-for-CookieSessionStore">UnwindSafe</a></li></ul><h3><ahref="#blanket-implementations">Blanket Implementations</a></h3><ulclass="block blanket-implementation"><li><ahref="#impl-Any-for-T">Any</a></li><li><ahref="#impl-Borrow%3CT%3E-for-T">Borrow<T></a></li><li><ahref="#impl-BorrowMut%3CT%3E-for-T">BorrowMut<T></a></li><li><ahref="#impl-From%3CT%3E-for-T">From<T></a></li><li><ahref="#impl-Instrument-for-T">Instrument</a></li><li><ahref="#impl-Into%3CU%3E-for-T">Into<U></a></li><li><ahref="#impl-Same-for-T">Same</a></li><li><ahref="#impl-TryFrom%3CU%3E-for-T">TryFrom<U></a></li><li><ahref="#impl-TryInto%3CU%3E-for-T">TryInto<U></a></li><li><ahref="#impl-VZip%3CV%3E-for-T">VZip<V></a></li><li><ahref="#impl-WithSubscriber-for-T">WithSubscriber</a><
<main><divclass="width-limiter"><navclass="sub"><formclass="search-form"><span></span><divid="sidebar-button"tabindex="-1"><ahref="../../actix_session/all.html"title="show sidebar"></a></div><inputclass="search-input"name="search"aria-label="Run search in the documentation"autocomplete="off"spellcheck="false"placeholder="Click or press ‘S’ to search, ‘?’ for more options…"type="search"><divid="help-button"tabindex="-1"><ahref="../../help.html"title="help">?</a></div><divid="settings-menu"tabindex="-1"><ahref="../../settings.html"title="settings"><imgwidth="22"height="22"alt="Change settings"src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><sectionid="main-content"class="content"><divclass="main-heading"><h1>Struct <ahref="../index.html">actix_session</a>::<wbr><ahref="index.html">storage</a>::<wbr><aclass="struct"href="#">CookieSessionStore</a><buttonid="copy-path"title="Copy item path to clipboard"><imgsrc="../../static.files/clipboard-7571035ce49a181d.svg"width="19"height="18"alt="Copy item path"></button></h1><spanclass="out-of-band"><aclass="src"href="../../src/actix_session/storage/cookie.rs.html#50">source</a> · <buttonid="toggle-all-docs"title="collapse all docs">[<span>−</span>]</button></span></div><preclass="rust item-decl"><code><divclass="code-attribute">#[non_exhaustive]</div>pub struct CookieSessionStore;</code></pre><detailsclass="toggle top-doc"open><summaryclass="hideme"><span>Expand description</span></summary><divclass="docblock"><p>Use the session key, stored in the session cookie, as storage backend for the session state.</p>
browsers. We strongly recommend setting the policy to <ahref="../config/enum.CookieContentSecurity.html#variant.Private"title="variant actix_session::config::CookieContentSecurity::Private"><code>CookieContentSecurity::Private</code></a> when
) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><<aclass="struct"href="struct.SessionKey.html"title="struct actix_session::storage::SessionKey">SessionKey</a>, <aclass="enum"href="enum.SaveError.html"title="enum actix_session::storage::SaveError">SaveError</a>></h4></section></summary><divclass='docblock'>Persist the session state for a newly created session. <ahref="trait.SessionStore.html#tymethod.save">Read more</a></div></details><detailsclass="toggle method-toggle"open><summary><sectionid="method.update"class="method trait-impl"><aclass="src rightside"href="../../src/actix_session/storage/cookie.rs.html#75-87">source</a><ahref="#method.update"class="anchor">§</a><h4class="code-header">async fn <ahref="trait.SessionStore.html#tymethod.update"class="fn">update</a>(
) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><<aclass="struct"href="struct.SessionKey.html"title="struct actix_session::storage::SessionKey">SessionKey</a>, <aclass="enum"href="enum.UpdateError.html"title="enum actix_session::storage::UpdateError">UpdateError</a>></h4></section></summary><divclass='docblock'>Updates the session state associated to a pre-existing session key.</div></details><detailsclass="toggle method-toggle"open><summary><sectionid="method.update_ttl"class="method trait-impl"><aclass="src rightside"href="../../src/actix_session/storage/cookie.rs.html#89-91">source</a><ahref="#method.update_ttl"class="anchor">§</a><h4class="code-header">async fn <ahref="trait.SessionStore.html#tymethod.update_ttl"class="fn">update_ttl</a>(
) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><<aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>, <aclass="struct"href="https://docs.rs/anyhow/1.0.79/anyhow/struct.Error.html"title="struct anyhow::Error">Error</a>></h4></section></summary><divclass='docblock'>Updates the TTL of the session state associated to a pre-existing session key.</div></details><detailsclass="toggle method-toggle"open><summary><sectionid="method.delete"class="method trait-impl"><aclass="src rightside"href="../../src/actix_session/storage/cookie.rs.html#93-95">source</a><ahref="#method.delete"class="anchor">§</a><h4class="code-header">async fn <ahref="trait.SessionStore.html#tymethod.delete"class="fn">delete</a>(&self, _session_key: &<aclass="struct"href="struct.SessionKey.html"title="struct actix_session::storage::SessionKey">SessionKey</a>) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><<aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>, <aclass="struct"href="https://docs.rs/anyhow/1.0.79/anyhow/struct.Error.html"title="struct anyhow::Error">Error</a>></h4></section></summary><divclass='docblock'>Deletes a session from the store.</div></details></div></details></div><h2id="synthetic-implementations"class="section-header">Auto Trait Implementations<ahref="#synthetic-implementations"class="anchor">§</a></h2><divid="synthetic-implementations-list"><sectionid="impl-RefUnwindSafe-for-CookieSessionStore"class="impl"><ahref="#impl-RefUnwindSafe-for-CookieSessionStore"class="anchor">§</a><h3class="code-header">impl <aclass="trait"href="https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.RefUnwindSafe.html"title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <aclass="struct"href="struct.CookieSessionStore.html"title="struct actix_session::storage::CookieSessionStore">CookieSessionStore</a></h3></section><sectionid="impl-Send-for-CookieSessionStore"class="impl"><ahref="#impl-Send-for-CookieSessionStore"class="anchor">§</a><h3class="code-header">impl <aclass="trait"href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html"title="trait core::marker::Send">Send</a> for <aclass="struct"href="struct.CookieSessionStore.html"title="struct actix_session::storage::CookieSessionStore">CookieSessionStore</a></h3></section><sectionid="impl-Sync-for-CookieSessionStore"class="impl"><ahref="#impl-Sync-for-CookieSessionStore"class="anchor">§</a><h3class="code-header">impl <aclass="trait"href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html"title="trait core::marker::Sync">Sync</a> for <aclass="struct"href="struct.CookieSessionStore.html"title="struct actix_session::storage::CookieSessionStore">CookieSessionStore</a></h3></section><sectionid="impl-Unpin-for-CookieSessionStore"class="impl"><ahref="#impl-Unpin-for-CookieSessionStore"class="anchor">§</a><h3class="code-header">impl <aclass="trait"href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html"title="trait core::marker::Unpin">Unpin</a> for <aclass="struct"href="struct.CookieSessionStore.html"title="struct actix_session::storage::CookieSessionStore">CookieSessionStore</a></h3></section><sectionid="impl-UnwindSafe-for-CookieSessionStore"class="impl"><ahref="#impl-UnwindSafe-for-CookieSessionStore"class="anchor">§</a><h3class="code-header">impl <aclass="trait"href="https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.UnwindSafe.html"title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <aclass="struct"href="struct.CookieSessionStore.html"title="struct actix_session::storage::CookieSessionStore">CookieSessionStore</a></h3></section></div><h2id="blanket-implementations"class="section-header">Blanket Implementations<ahref="#blanket-implementations"class="
</div></details></div></details><detailsclass="toggle implementors-toggle"><summary><sectionid="impl-Instrument-for-T"class="impl"><ahref="#impl-Instrument-for-T"class="anchor">§</a><h3class="code-header">impl<T> Instrument for T</h3></section></summary><divclass="impl-items"><detailsclass="toggle method-toggle"open><summary><sectionid="method.instrument"class="method trait-impl"><ahref="#method.instrument"class="anchor">§</a><h4class="code-header">fn <aclass="fn">instrument</a>(self, span: Span) -> Instrumented<Self></h4></section></summary><divclass='docblock'>Instruments this type with the provided [<code>Span</code>], returning an
<code>Instrumented</code> wrapper. <a>Read more</a></div></details><detailsclass="toggle method-toggle"open><summary><sectionid="method.in_current_span"class="method trait-impl"><ahref="#method.in_current_span"class="anchor">§</a><h4class="code-header">fn <aclass="fn">in_current_span</a>(self) -> Instrumented<Self></h4></section></summary><divclass='docblock'>Instruments this type with the <ahref="super::Span::current()">current</a><ahref="crate::Span"><code>Span</code></a>, returning an
<code><ahref="https://doc.rust-lang.org/nightly/core/convert/trait.From.html"title="trait core::convert::From">From</a><T> for U</code> chooses to do.</p>
U: <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html"title="trait core::convert::Into">Into</a><T>,</div></h3></section></summary><divclass="impl-items"><detailsclass="toggle"open><summary><sectionid="associatedtype.Error-1"class="associatedtype trait-impl"><ahref="#associatedtype.Error-1"class="anchor">§</a><h4class="code-header">type <ahref="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error"class="associatedtype">Error</a> = <aclass="enum"href="https://doc.rust-lang.org/nightly/core/convert/enum.Infallible.html"title="enum core::convert::Infallible">Infallible</a></h4></section></summary><divclass='docblock'>The type returned in the event of a conversion error.</div></details><detailsclass="toggle method-toggle"open><summary><sectionid="method.try_from"class="method trait-impl"><aclass="src rightside"href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#810">source</a><ahref="#method.try_from"class="anchor">§</a><h4class="code-header">fn <ahref="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#tymethod.try_from"class="fn">try_from</a>(value: U) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><T, <T as <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><U>>::<aclass="associatedtype"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error"title="type core::convert::TryFrom::Error">Error</a>></h4></section></summary><divclass='docblock'>Performs the conversion.</div></details></div></details><detailsclass="toggle implementors-toggle"><summary><sectionid="impl-TryInto%3CU%3E-for-T"class="impl"><aclass="src rightside"href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#788-790">source</a><ahref="#impl-TryInto%3CU%3E-for-T"class="anchor">§</a><h3class="code-header">impl<T, U><aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html"title="trait core::convert::TryInto">TryInto</a><U> for T<divclass="where">where
U: <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><T>,</div></h3></section></summary><divclass="impl-items"><detailsclass="toggle"open><summary><sectionid="associatedtype.Error"class="associatedtype trait-impl"><ahref="#associatedtype.Error"class="anchor">§</a><h4class="code-header">type <ahref="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#associatedtype.Error"class="associatedtype">Error</a> = <U as <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><T>>::<aclass="associatedtype"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error"title="type core::convert::TryFrom::Error">Error</a></h4></section></summary><divclass='docblock'>The type returned in the event of a conversion error.</div></details><detailsclass="toggle method-toggle"open><summary><sectionid="method.try_into"class="method trait-impl"><aclass="src rightside"href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#795">source</a><ahref="#method.try_into"class="anchor">§</a><h4class="code-header">fn <ahref="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#tymethod.try_into"class="fn">try_into</a>(self) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><U, <U as <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><T>>::<aclass="associatedtype"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error"title="type core::convert::TryFrom::Error">Error</a>></h4></section></summary><divclass='docblock'>Performs the conversion.</div></details></div></details><detailsclass="toggle implementors-toggle"><summary><sectionid="impl-VZip%3CV%3E-for-T"class="impl"><ahref="#impl-VZip%3CV%3E-for-T"class="anchor">§</a><h3class="code-header">impl<V, T> VZip<V> for T<divclass="where">where
S: <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html"title="trait core::convert::Into">Into</a><Dispatch>,</div></h4></section></summary><divclass='docblock'>Attaches the provided <ahref="super::Subscriber"><code>Subscriber</code></a> to this type, returning a
[<code>WithDispatch</code>] wrapper. <a>Read more</a></div></details><detailsclass="toggle method-toggle"open><summary><sectionid="method.with_current_subscriber"class="method trait-impl"><ahref="#method.with_current_subscriber"class="anchor">§</a><h4class="code-header">fn <aclass="fn">with_current_subscriber</a>(self) -> WithDispatch<Self></h4></section></summary><divclass='docblock'>Attaches the current <ahref="crate::dispatcher#setting-the-default-subscriber">default</a><ahref="super::Subscriber"><code>Subscriber</code></a> to this type, returning a
