Struct MemStateBackend 

pub struct MemStateBackend { /* private fields */ }

In-memory state backend.

Stores invocations, calls, results, and history in process memory. Suitable for testing and development only.

Implementations

impl MemStateBackend

pub fn new() -> Self

Trait Implementations

impl Default for MemStateBackend

fn default() -> Self

Returns the “default value” for a type.

impl StateBackendCore for MemStateBackend

fn upsert_invocation<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, invocation: &'life1 InvocationDTO, call: &'life2 CallDTO, ) -> Pin<Box<dyn Future<Output = RustvelloResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

Store or update an invocation and its associated call.

fn get_invocation<'life0, 'life1, 'async_trait>( &'life0 self, invocation_id: &'life1 InvocationId, ) -> Pin<Box<dyn Future<Output = RustvelloResult<InvocationDTO>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Retrieve an invocation by ID.

fn get_call<'life0, 'life1, 'async_trait>( &'life0 self, call_id: &'life1 CallId, ) -> Pin<Box<dyn Future<Output = RustvelloResult<CallDTO>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Retrieve a call by ID.

fn store_result<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, invocation_id: &'life1 InvocationId, result: &'life2 str, ) -> Pin<Box<dyn Future<Output = RustvelloResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

Store the result of a successful invocation.

fn get_result<'life0, 'life1, 'async_trait>( &'life0 self, invocation_id: &'life1 InvocationId, ) -> Pin<Box<dyn Future<Output = RustvelloResult<Option<String>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Retrieve the result of a completed invocation.

fn store_error<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, invocation_id: &'life1 InvocationId, error: &'life2 TaskError, ) -> Pin<Box<dyn Future<Output = RustvelloResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

Store error information for a failed invocation.

fn get_error<'life0, 'life1, 'async_trait>( &'life0 self, invocation_id: &'life1 InvocationId, ) -> Pin<Box<dyn Future<Output = RustvelloResult<Option<TaskError>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Retrieve error information for a failed invocation.

fn add_history<'life0, 'life1, 'async_trait>( &'life0 self, history: &'life1 InvocationHistory, ) -> Pin<Box<dyn Future<Output = RustvelloResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Record a status change in the audit log.

fn get_history<'life0, 'life1, 'async_trait>( &'life0 self, invocation_id: &'life1 InvocationId, ) -> Pin<Box<dyn Future<Output = RustvelloResult<Vec<InvocationHistory>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Get the full status history for an invocation.

fn purge<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = RustvelloResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Purge all stored data.

fn backend_name(&self) -> &'static str

Human-readable name of this backend implementation.

fn usage_stats<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Vec<(&'static str, String)>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Key-value statistics about this backend’s current state.

impl StateBackendQuery for MemStateBackend

fn get_workflow_invocations<'life0, 'life1, 'async_trait>( &'life0 self, workflow_id: &'life1 InvocationId, ) -> Pin<Box<dyn Future<Output = RustvelloResult<Vec<InvocationId>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Get all invocation IDs that belong to a workflow.

fn get_child_invocations<'life0, 'life1, 'async_trait>( &'life0 self, parent_invocation_id: &'life1 InvocationId, ) -> Pin<Box<dyn Future<Output = RustvelloResult<Vec<InvocationId>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Get direct child invocations of a parent invocation.

fn store_workflow_run<'life0, 'life1, 'async_trait>( &'life0 self, workflow: &'life1 WorkflowIdentity, ) -> Pin<Box<dyn Future<Output = RustvelloResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Store a workflow run for tracking and monitoring.

fn get_all_workflow_types<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = RustvelloResult<Vec<TaskId>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Retrieve all distinct workflow types (task IDs that have started workflows).

fn get_workflow_runs<'life0, 'life1, 'async_trait>( &'life0 self, workflow_type: &'life1 TaskId, ) -> Pin<Box<dyn Future<Output = RustvelloResult<Vec<WorkflowIdentity>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Retrieve workflow run identities for a specific workflow type.

fn set_workflow_data<'life0, 'life1, 'life2, 'life3, 'async_trait>( &'life0 self, workflow_id: &'life1 InvocationId, key: &'life2 str, value: &'life3 str, ) -> Pin<Box<dyn Future<Output = RustvelloResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait, 'life3: 'async_trait,

Set a value in the workflow’s key-value data store.

fn get_workflow_data<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, workflow_id: &'life1 InvocationId, key: &'life2 str, ) -> Pin<Box<dyn Future<Output = RustvelloResult<Option<String>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

Get a value from the workflow’s key-value data store.

fn store_app_info<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, app_id: &'life1 str, info_json: &'life2 str, ) -> Pin<Box<dyn Future<Output = RustvelloResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

Store application info as opaque JSON.

fn get_app_info<'life0, 'life1, 'async_trait>( &'life0 self, app_id: &'life1 str, ) -> Pin<Box<dyn Future<Output = RustvelloResult<Option<String>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Get application info by ID.

fn get_all_app_infos<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = RustvelloResult<Vec<(String, String)>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Get all stored application infos as (app_id, info_json) pairs.

fn store_workflow_sub_invocation<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, workflow_id: &'life1 InvocationId, sub_inv_id: &'life2 InvocationId, ) -> Pin<Box<dyn Future<Output = RustvelloResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

Record a sub-invocation belonging to a workflow.

fn get_workflow_sub_invocations<'life0, 'life1, 'async_trait>( &'life0 self, workflow_id: &'life1 InvocationId, ) -> Pin<Box<dyn Future<Output = RustvelloResult<Vec<InvocationId>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Get all sub-invocations for a workflow.

fn get_all_workflow_runs<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = RustvelloResult<Vec<WorkflowIdentity>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Get all workflow runs across all types.

impl StateBackendRunner for MemStateBackend

fn store_runner_context<'life0, 'life1, 'async_trait>( &'life0 self, context: &'life1 StoredRunnerContext, ) -> Pin<Box<dyn Future<Output = RustvelloResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Store a runner’s execution context for monitoring.

fn get_runner_context<'life0, 'life1, 'async_trait>( &'life0 self, runner_id: &'life1 str, ) -> Pin<Box<dyn Future<Output = RustvelloResult<Option<StoredRunnerContext>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Retrieve a runner’s execution context.

fn get_runner_contexts_by_parent<'life0, 'life1, 'async_trait>( &'life0 self, parent_runner_id: &'life1 str, ) -> Pin<Box<dyn Future<Output = RustvelloResult<Vec<StoredRunnerContext>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Get all runner contexts whose parent_runner_id matches the given runner.

fn get_invocation_ids_by_runner<'life0, 'life1, 'async_trait>( &'life0 self, runner_id: &'life1 str, limit: usize, offset: usize, ) -> Pin<Box<dyn Future<Output = RustvelloResult<Vec<InvocationId>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Get invocation IDs that were processed by a specific runner (by runner_id in history).

fn count_invocations_by_runner<'life0, 'life1, 'async_trait>( &'life0 self, runner_id: &'life1 str, ) -> Pin<Box<dyn Future<Output = RustvelloResult<usize>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Count invocations that were processed by a specific runner.

fn get_history_in_timerange<'life0, 'async_trait>( &'life0 self, start: DateTime<Utc>, end: DateTime<Utc>, limit: usize, offset: usize, ) -> Pin<Box<dyn Future<Output = RustvelloResult<Vec<InvocationHistory>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Get history entries within a time range, for monitoring log explorers.

fn get_matching_runner_contexts<'life0, 'life1, 'async_trait>( &'life0 self, partial_id: &'life1 str, ) -> Pin<Box<dyn Future<Output = RustvelloResult<Vec<StoredRunnerContext>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Get runner contexts whose runner_id contains the given partial string.