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SecureCache

Struct SecureCache 

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pub struct SecureCache<'a> { /* private fields */ }
Expand description

Encrypted cache handle returned by CacheKit::secure().

All values are serialized, then encrypted with AES-256-GCM before storage. L1 stores ciphertext to maintain zero-knowledge guarantees.

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impl SecureCache<'_>

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pub async fn set<T: Serialize>( &self, key: &str, value: &T, ) -> Result<(), CachekitError>

Encrypt and store value under key using the client’s default TTL.

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pub async fn set_with_ttl<T: Serialize>( &self, key: &str, value: &T, ttl: Duration, ) -> Result<(), CachekitError>

Encrypt and store value under key with an explicit ttl.

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pub async fn get<T: DeserializeOwned>( &self, key: &str, ) -> Result<Option<T>, CachekitError>

Retrieve, decrypt, and deserialize a value stored under key.

Checks L1 (which holds ciphertext) before the backend.

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pub async fn delete(&self, key: &str) -> Result<bool, CachekitError>

Delete an encrypted key. Behaves identically to CacheKit::delete.

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pub async fn exists(&self, key: &str) -> Result<bool, CachekitError>

Check if an encrypted key exists. Behaves identically to CacheKit::exists.

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impl Debug for SecureCache<'_>

Available on crate feature encryption only.
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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<'a> Freeze for SecureCache<'a>

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impl<'a> !RefUnwindSafe for SecureCache<'a>

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impl<'a> Send for SecureCache<'a>

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impl<'a> Sync for SecureCache<'a>

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impl<'a> Unpin for SecureCache<'a>

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impl<'a> UnsafeUnpin for SecureCache<'a>

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impl<'a> !UnwindSafe for SecureCache<'a>

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Pointable for T

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const ALIGN: usize

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> PolicyExt for T
where T: ?Sized,

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fn and<P, B, E>(self, other: P) -> And<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow only if self and other return Action::Follow. Read more
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fn or<P, B, E>(self, other: P) -> Or<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow if either self or other returns Action::Follow. Read more
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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more