InMemoryClusterState

kapot_scheduler::cluster::memory

Struct InMemoryClusterState 

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pub struct InMemoryClusterState { /* private fields */ }

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impl ClusterState for InMemoryClusterState

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fn bind_schedulable_tasks<'life0, 'async_trait>( &'life0 self, distribution: TaskDistributionPolicy, active_jobs: Arc<HashMap<String, JobInfoCache>>, executors: Option<HashSet<String>>, ) -> Pin<Box<dyn Future<Output = Result<Vec<BoundTask>>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Bind the ready to running tasks from [active_jobs] with available executors. Read more
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fn unbind_tasks<'life0, 'async_trait>( &'life0 self, executor_slots: Vec<ExecutorSlot>, ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Unbind executor and task when a task finishes or fails. It will increase the executor available task slots. Read more
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fn register_executor<'life0, 'async_trait>( &'life0 self, metadata: ExecutorMetadata, spec: ExecutorData, ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Register a new executor in the cluster.
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fn save_executor_metadata<'life0, 'async_trait>( &'life0 self, metadata: ExecutorMetadata, ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Save the executor metadata. This will overwrite existing metadata for the executor ID
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fn get_executor_metadata<'life0, 'life1, 'async_trait>( &'life0 self, executor_id: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<ExecutorMetadata>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Get executor metadata for the provided executor ID. Returns an error if the executor does not exist
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fn save_executor_heartbeat<'life0, 'async_trait>( &'life0 self, heartbeat: ExecutorHeartbeat, ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Save the executor heartbeat
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fn remove_executor<'life0, 'life1, 'async_trait>( &'life0 self, executor_id: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Remove the executor from the cluster
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fn executor_heartbeats(&self) -> HashMap<String, ExecutorHeartbeat>

Return a map of the last seen heartbeat for all active executors
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fn get_executor_heartbeat(&self, executor_id: &str) -> Option<ExecutorHeartbeat>

Get executor heartbeat for the provided executor ID. Return None if the executor does not exist
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fn init<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Initialize when it’s necessary, especially for state with backend storage
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impl Default for InMemoryClusterState

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fn default() -> InMemoryClusterState

Returns the “default value” for a type. Read more

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