struct RehydrationTask<T>{Show 13 fields
build_info: &'static BuildInfo,
command_rx: UnboundedReceiver<RehydrationCommand<T>>,
response_tx: UnboundedSender<StorageResponse<T>>,
sources: BTreeMap<GlobalId, RunIngestionCommand>,
sinks: BTreeMap<GlobalId, RunSinkCommand<T>>,
uppers: BTreeMap<GlobalId, Antichain<T>>,
sinces: BTreeMap<GlobalId, Antichain<T>>,
initialized: bool,
current_epoch: ClusterStartupEpoch,
config: StorageParameters,
metrics: RehydratingStorageClientMetrics,
grpc_client_params: GrpcClientParameters,
now: NowFn,
}
Expand description
A task that manages rehydration.
Fields§
§build_info: &'static BuildInfo
The build information for this process.
command_rx: UnboundedReceiver<RehydrationCommand<T>>
A channel upon which commands intended for the storage replica are delivered.
response_tx: UnboundedSender<StorageResponse<T>>
A channel upon which responses from the storage replica are delivered.
sources: BTreeMap<GlobalId, RunIngestionCommand>
The sources that have been observed.
sinks: BTreeMap<GlobalId, RunSinkCommand<T>>
The exports that have been observed.
uppers: BTreeMap<GlobalId, Antichain<T>>
The upper frontier information received.
sinces: BTreeMap<GlobalId, Antichain<T>>
The since frontiers that have been observed.
initialized: bool
Set to true
once StorageCommand::InitializationComplete
has been
observed.
current_epoch: ClusterStartupEpoch
The current epoch for the replica we are connecting to.
config: StorageParameters
Storage configuration that has been observed.
metrics: RehydratingStorageClientMetrics
Prometheus metrics
grpc_client_params: GrpcClientParameters
gRPC client parameters.
now: NowFn
A function that returns the current time.
Implementations§
source§impl<T> RehydrationTask<T>
impl<T> RehydrationTask<T>
async fn run(&mut self)
async fn step_await_address(&mut self) -> RehydrationTaskState<T>
async fn step_rehydrate( &mut self, location: ClusterReplicaLocation, ) -> RehydrationTaskState<T>
async fn step_pump( &mut self, location: ClusterReplicaLocation, client: Partitioned<StorageGrpcClient, StorageCommand<T>, StorageResponse<T>>, ) -> RehydrationTaskState<T>
sourcefn update_paused_statuses(&self)
fn update_paused_statuses(&self)
Sets the status to paused for sources/sinks this task manages.
async fn send_commands( &mut self, location: ClusterReplicaLocation, client: Partitioned<StorageGrpcClient, StorageCommand<T>, StorageResponse<T>>, commands: impl IntoIterator<Item = StorageCommand<T>>, ) -> RehydrationTaskState<T>
fn send_response( &mut self, location: ClusterReplicaLocation, client: Partitioned<StorageGrpcClient, StorageCommand<T>, StorageResponse<T>>, response: Result<StorageResponse<T>, Error>, ) -> RehydrationTaskState<T>
fn absorb_command(&mut self, command: &StorageCommand<T>)
fn absorb_response( &mut self, response: StorageResponse<T>, ) -> Option<StorageResponse<T>>
Auto Trait Implementations§
impl<T> !Freeze for RehydrationTask<T>
impl<T> !RefUnwindSafe for RehydrationTask<T>
impl<T> Send for RehydrationTask<T>
impl<T> Sync for RehydrationTask<T>
impl<T> Unpin for RehydrationTask<T>
impl<T> !UnwindSafe for RehydrationTask<T>
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