SqlitePool

Struct SqlitePool 

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pub struct SqlitePool<S: Sleep>(/* private fields */);

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impl<S: Sleep> SqlitePool<S>

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pub async fn new<P: AsRef<Path>>( path: P, config: SqliteConfig, sleep: S, ) -> Result<Self, DbError>

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pub async fn transaction_write<F, T>( &self, func: F, name: &'static str, ) -> Result<T, DbError>
where F: FnOnce(&mut Transaction<'_>) -> Result<T, DbError> + Send + 'static, T: Send + 'static,

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pub async fn transaction_read<F, T>( &self, func: F, name: &'static str, ) -> Result<T, DbError>
where F: FnOnce(&mut Transaction<'_>) -> Result<T, DbError> + Send + 'static, T: Send + 'static,

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pub async fn conn_low_prio<F, T>( &self, func: F, name: &'static str, ) -> Result<T, DbError>
where F: FnOnce(&Connection) -> Result<T, DbError> + Send + 'static, T: Send + 'static + Default,

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impl<S: Clone + Sleep> Clone for SqlitePool<S>

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fn clone(&self) -> SqlitePool<S>

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<S: Sleep> DbConnection for SqlitePool<S>

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fn lock<'life0, 'life1, 'async_trait>( &'life0 self, created_at: DateTime<Utc>, component_id: ComponentId, execution_id: &'life1 ExecutionId, run_id: RunId, version: Version, executor_id: ExecutorId, lock_expires_at: DateTime<Utc>, ) -> Pin<Box<dyn Future<Output = Result<LockResponse, DbError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Specialized append which returns the event history.

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fn get_expired_timers<'life0, 'async_trait>( &'life0 self, at: DateTime<Utc>, ) -> Pin<Box<dyn Future<Output = Result<Vec<ExpiredTimer>, DbError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Get currently expired delays and locks.

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fn create<'life0, 'async_trait>( &'life0 self, req: CreateRequest, ) -> Pin<Box<dyn Future<Output = Result<AppendResponse, DbError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Create a new execution log
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fn lock_pending<'life0, 'async_trait>( &'life0 self, batch_size: usize, pending_at_or_sooner: DateTime<Utc>, ffqns: Arc<[FunctionFqn]>, created_at: DateTime<Utc>, component_id: ComponentId, executor_id: ExecutorId, lock_expires_at: DateTime<Utc>, run_id: RunId, ) -> Pin<Box<dyn Future<Output = Result<LockPendingResponse, DbError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn append<'life0, 'async_trait>( &'life0 self, execution_id: ExecutionId, version: Version, req: AppendRequest, ) -> Pin<Box<dyn Future<Output = Result<AppendResponse, DbError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Append a single event to an existing execution log
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fn append_batch<'life0, 'async_trait>( &'life0 self, current_time: DateTime<Utc>, batch: Vec<AppendRequest>, execution_id: ExecutionId, version: Version, ) -> Pin<Box<dyn Future<Output = Result<AppendBatchResponse, DbError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Append one or more events to an existing execution log
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fn append_batch_create_new_execution<'life0, 'async_trait>( &'life0 self, current_time: DateTime<Utc>, batch: Vec<AppendRequest>, execution_id: ExecutionId, version: Version, child_req: Vec<CreateRequest>, ) -> Pin<Box<dyn Future<Output = Result<AppendBatchResponse, DbError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Append one or more events to the parent execution log, and create zero or more child execution logs.
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fn append_batch_respond_to_parent<'life0, 'async_trait>( &'life0 self, execution_id: ExecutionIdDerived, current_time: DateTime<Utc>, batch: Vec<AppendRequest>, version: Version, parent_execution_id: ExecutionId, parent_response_event: JoinSetResponseEventOuter, ) -> Pin<Box<dyn Future<Output = Result<AppendBatchResponse, DbError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn list_execution_events<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, execution_id: &'life1 ExecutionId, since: &'life2 Version, max_length: VersionType, include_backtrace_id: bool, ) -> Pin<Box<dyn Future<Output = Result<Vec<ExecutionEvent>, DbError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

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fn subscribe_to_next_responses<'life0, 'life1, 'async_trait>( &'life0 self, execution_id: &'life1 ExecutionId, start_idx: usize, interrupt_after: Pin<Box<dyn Future<Output = ()> + Send>>, ) -> Pin<Box<dyn Future<Output = Result<Vec<JoinSetResponseEventOuter>, SubscribeError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Get notified when a new response arrives. Parameter start_idx must be at most be equal to current size of responses in the execution log. If no response arrives immediately and interrupt_after resolves, return an interrupt.
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fn append_response<'life0, 'async_trait>( &'life0 self, created_at: DateTime<Utc>, execution_id: ExecutionId, response_event: JoinSetResponseEvent, ) -> Pin<Box<dyn Future<Output = Result<(), DbError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn append_backtrace<'life0, 'async_trait>( &'life0 self, append: BacktraceInfo, ) -> Pin<Box<dyn Future<Output = Result<(), DbError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn append_backtrace_batch<'life0, 'async_trait>( &'life0 self, batch: Vec<BacktraceInfo>, ) -> Pin<Box<dyn Future<Output = Result<(), DbError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn get_backtrace<'life0, 'life1, 'async_trait>( &'life0 self, execution_id: &'life1 ExecutionId, filter: BacktraceFilter, ) -> Pin<Box<dyn Future<Output = Result<BacktraceInfo, DbError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Used by gRPC only. Get the latest backtrace if version is not set.
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fn wait_for_pending<'life0, 'async_trait>( &'life0 self, pending_at_or_sooner: DateTime<Utc>, ffqns: Arc<[FunctionFqn]>, max_wait: Duration, ) -> Pin<Box<dyn Future<Output = ()> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Best effort for blocking while there are no pending executions. Return immediately if there are pending notifications at pending_at_or_sooner. Implementation must return not later than at expiry date, which is: pending_at_or_sooner + max_wait. Timers that expire until the expiry date can be disregarded. Databases that do not support subscriptions should wait for max_wait.
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fn wait_for_finished_result<'life0, 'life1, 'async_trait>( &'life0 self, execution_id: &'life1 ExecutionId, timeout: Option<Duration>, ) -> Pin<Box<dyn Future<Output = Result<FinishedExecutionResult, ClientError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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fn get_execution_event<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, execution_id: &'life1 ExecutionId, version: &'life2 Version, ) -> Pin<Box<dyn Future<Output = Result<ExecutionEvent, DbError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

Get a single event without backtrace_id
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fn get_pending_state<'life0, 'life1, 'async_trait>( &'life0 self, execution_id: &'life1 ExecutionId, ) -> Pin<Box<dyn Future<Output = Result<PendingState, DbError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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fn list_executions<'life0, 'async_trait>( &'life0 self, ffqn: Option<FunctionFqn>, top_level_only: bool, pagination: ExecutionListPagination, ) -> Pin<Box<dyn Future<Output = Result<Vec<ExecutionWithState>, DbError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Returns executions sorted in descending order. Used by gRPC only.
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fn list_responses<'life0, 'life1, 'async_trait>( &'life0 self, execution_id: &'life1 ExecutionId, pagination: Pagination<u32>, ) -> Pin<Box<dyn Future<Output = Result<Vec<ResponseWithCursor>, DbError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Returns responses of an execution ordered as they arrived, enabling matching each JoinNext to its corresponding response. Used by gRPC only.
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fn get_create_request<'life0, 'life1, 'async_trait>( &'life0 self, execution_id: &'life1 ExecutionId, ) -> Pin<Box<dyn Future<Output = Result<CreateRequest, DbError>> + Send + 'async_trait>>
where 'life0: 'async_trait, 'life1: 'async_trait, Self: 'async_trait,

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fn get_finished_result<'life0, 'life1, 'async_trait>( &'life0 self, execution_id: &'life1 ExecutionId, finished: PendingStateFinished, ) -> Pin<Box<dyn Future<Output = Result<Option<Result<SupportedFunctionReturnValue, FinishedExecutionError>>, DbError>> + Send + 'async_trait>>
where 'life0: 'async_trait, 'life1: 'async_trait, Self: 'async_trait,

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impl<S: Sleep + 'static> DbPool for SqlitePool<S>

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fn connection(&self) -> Box<dyn DbConnection>

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fn is_closing(&self) -> bool

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fn close<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<(), DbError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Auto Trait Implementations§

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impl<S> Freeze for SqlitePool<S>
where S: Freeze,

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impl<S> RefUnwindSafe for SqlitePool<S>
where S: RefUnwindSafe,

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impl<S> Send for SqlitePool<S>

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impl<S> Sync for SqlitePool<S>

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impl<S> Unpin for SqlitePool<S>
where S: Unpin,

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impl<S> UnwindSafe for SqlitePool<S>
where S: UnwindSafe,

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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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> FutureExt for T

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fn with_context(self, otel_cx: Context) -> WithContext<Self>

Attaches the provided Context to this type, returning a WithContext wrapper. Read more
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fn with_current_context(self) -> WithContext<Self>

Attaches the current Context to this type, returning a WithContext wrapper. Read more
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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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

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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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
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<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> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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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<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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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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fn with_current_subscriber(self) -> WithDispatch<Self>

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