S3Store

Struct S3Store 

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pub struct S3Store<L: Store> { /* private fields */ }
Expand description

S3-backed store with local caching and background sync.

Writes go to the local store first (fast), then are synced to S3 in the background. Reads check local store first, then fall back to S3.

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impl<L: Store + 'static> S3Store<L>

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pub async fn new(local: Arc<L>, config: S3Config) -> Result<Self, S3StoreError>

Create a new S3 store wrapping a local store.

Spawns a background task for non-blocking S3 uploads.

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pub fn shutdown(&self)

Shutdown the background sync task

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impl<L: Store> Drop for S3Store<L>

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fn drop(&mut self)

Executes the destructor for this type. Read more
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impl<L: Store + 'static> Store for S3Store<L>

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fn put<'life0, 'async_trait>( &'life0 self, hash: Hash, data: Vec<u8>, ) -> Pin<Box<dyn Future<Output = Result<bool, StoreError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Store data by its hash Returns true if newly stored, false if already existed
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fn get<'life0, 'life1, 'async_trait>( &'life0 self, hash: &'life1 Hash, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<u8>>, StoreError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Retrieve data by hash Returns data or None if not found
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fn has<'life0, 'life1, 'async_trait>( &'life0 self, hash: &'life1 Hash, ) -> Pin<Box<dyn Future<Output = Result<bool, StoreError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Check if hash exists
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fn delete<'life0, 'life1, 'async_trait>( &'life0 self, hash: &'life1 Hash, ) -> Pin<Box<dyn Future<Output = Result<bool, StoreError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Delete by hash Returns true if deleted, false if didn’t exist

Auto Trait Implementations§

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impl<L> Freeze for S3Store<L>

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impl<L> !RefUnwindSafe for S3Store<L>

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impl<L> Send for S3Store<L>

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impl<L> Sync for S3Store<L>

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impl<L> Unpin for S3Store<L>

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impl<L> !UnwindSafe for S3Store<L>

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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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> IntoEither for T

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Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<Unshared, Shared> IntoShared<Shared> for Unshared
where Shared: FromUnshared<Unshared>,

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fn into_shared(self) -> Shared

Creates a shared type from an unshared type.
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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
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type Error = Infallible

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Performs the conversion.
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impl<T, U> TryInto<U> for T
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type Error = <U as TryFrom<T>>::Error

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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

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where S: Into<Dispatch>,

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