entity_graph_mcp::server

Struct EntityGraphServer

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pub struct EntityGraphServer { /* private fields */ }
Expand description

The entity-graph MCP server.

Mount this with rmcp::serve_server (stdio) or transport::run_http (Streamable HTTP over Axum).

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impl EntityGraphServer

Step 1: define tools; generates EntityGraphServer::tool_router().

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pub fn new(store: EntityStore) -> Self

Create a new server backed by the given entity store.

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pub fn entity_list_types_tool_attr() -> Tool

Generated tool metadata function for entity_list_types

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pub fn entity_query_tool_attr() -> Tool

Generated tool metadata function for entity_query

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pub fn entity_upsert_tool_attr() -> Tool

Generated tool metadata function for entity_upsert

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pub fn entity_delete_tool_attr() -> Tool

Generated tool metadata function for entity_delete

Trait Implementations§

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impl Clone for EntityGraphServer

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fn clone(&self) -> EntityGraphServer

Returns a copy 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 ServerHandler for EntityGraphServer

#[tool_handler] injects call_tool and list_tools from the generated tool_router(). We override the remaining ServerHandler methods (initialize, list_resources, list_resource_templates, read_resource) as plain async fn per clippy’s manual_async_fn lint.

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async fn initialize( &self, _request: InitializeRequestParams, _context: RequestContext<RoleServer>, ) -> Result<InitializeResult, McpError>

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async fn list_resource_templates( &self, _request: Option<PaginatedRequestParams>, _context: RequestContext<RoleServer>, ) -> Result<ListResourceTemplatesResult, McpError>

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async fn list_resources( &self, _request: Option<PaginatedRequestParams>, _context: RequestContext<RoleServer>, ) -> Result<ListResourcesResult, McpError>

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async fn read_resource( &self, request: ReadResourceRequestParams, _context: RequestContext<RoleServer>, ) -> Result<ReadResourceResult, McpError>

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async fn call_tool( &self, request: CallToolRequestParams, context: RequestContext<RoleServer>, ) -> Result<CallToolResult, ErrorData>

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async fn list_tools( &self, _request: Option<PaginatedRequestParams>, _context: RequestContext<RoleServer>, ) -> Result<ListToolsResult, ErrorData>

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fn get_tool(&self, name: &str) -> Option<Tool>

Get a tool definition by name. Read more
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fn get_info(&self) -> ServerInfo

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fn enqueue_task( &self, _request: CallToolRequestParams, _context: RequestContext<RoleServer>, ) -> impl Future<Output = Result<CreateTaskResult, ErrorData>> + MaybeSendFuture

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fn ping( &self, context: RequestContext<RoleServer>, ) -> impl Future<Output = Result<(), ErrorData>> + MaybeSendFuture

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fn complete( &self, request: CompleteRequestParams, context: RequestContext<RoleServer>, ) -> impl Future<Output = Result<CompleteResult, ErrorData>> + MaybeSendFuture

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fn set_level( &self, request: SetLevelRequestParams, context: RequestContext<RoleServer>, ) -> impl Future<Output = Result<(), ErrorData>> + MaybeSendFuture

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fn get_prompt( &self, request: GetPromptRequestParams, context: RequestContext<RoleServer>, ) -> impl Future<Output = Result<GetPromptResult, ErrorData>> + MaybeSendFuture

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fn list_prompts( &self, request: Option<PaginatedRequestParams>, context: RequestContext<RoleServer>, ) -> impl Future<Output = Result<ListPromptsResult, ErrorData>> + MaybeSendFuture

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fn subscribe( &self, request: SubscribeRequestParams, context: RequestContext<RoleServer>, ) -> impl Future<Output = Result<(), ErrorData>> + MaybeSendFuture

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fn unsubscribe( &self, request: UnsubscribeRequestParams, context: RequestContext<RoleServer>, ) -> impl Future<Output = Result<(), ErrorData>> + MaybeSendFuture

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fn on_custom_request( &self, request: CustomRequest, context: RequestContext<RoleServer>, ) -> impl Future<Output = Result<CustomResult, ErrorData>> + MaybeSendFuture

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fn on_cancelled( &self, notification: CancelledNotificationParam, context: NotificationContext<RoleServer>, ) -> impl Future<Output = ()> + MaybeSendFuture

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fn on_progress( &self, notification: ProgressNotificationParam, context: NotificationContext<RoleServer>, ) -> impl Future<Output = ()> + MaybeSendFuture

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fn on_initialized( &self, context: NotificationContext<RoleServer>, ) -> impl Future<Output = ()> + MaybeSendFuture

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fn on_roots_list_changed( &self, context: NotificationContext<RoleServer>, ) -> impl Future<Output = ()> + MaybeSendFuture

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fn on_custom_notification( &self, notification: CustomNotification, context: NotificationContext<RoleServer>, ) -> impl Future<Output = ()> + MaybeSendFuture

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fn list_tasks( &self, request: Option<PaginatedRequestParams>, context: RequestContext<RoleServer>, ) -> impl Future<Output = Result<ListTasksResult, ErrorData>> + MaybeSendFuture

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fn get_task_info( &self, request: GetTaskInfoParams, context: RequestContext<RoleServer>, ) -> impl Future<Output = Result<GetTaskResult, ErrorData>> + MaybeSendFuture

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fn get_task_result( &self, request: GetTaskResultParams, context: RequestContext<RoleServer>, ) -> impl Future<Output = Result<GetTaskPayloadResult, ErrorData>> + MaybeSendFuture

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fn cancel_task( &self, request: CancelTaskParams, context: RequestContext<RoleServer>, ) -> impl Future<Output = Result<CancelTaskResult, ErrorData>> + MaybeSendFuture

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

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impl<T> Borrow<T> for T
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fn borrow_mut(&mut self) -> &mut T

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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> DynClone for T
where T: Clone,

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fn __clone_box(&self, _: Private) -> *mut ()

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impl<R, S> DynService<R> for S
where R: ServiceRole, S: Service<R>,

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fn handle_request( &self, request: <R as ServiceRole>::PeerReq, context: RequestContext<R>, ) -> Pin<Box<dyn Future<Output = Result<<R as ServiceRole>::Resp, ErrorData>> + Send + '_>>

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fn handle_notification( &self, notification: <R as ServiceRole>::PeerNot, context: NotificationContext<R>, ) -> Pin<Box<dyn Future<Output = Result<(), ErrorData>> + Send + '_>>

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fn get_info(&self) -> <R as ServiceRole>::Info

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impl<T> From<T> for T

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fn from(t: T) -> T

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where T: Clone,

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Converts to this type from a reference to the input type.
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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
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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<H> Service<RoleServer> for H
where H: ServerHandler,

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async fn handle_request( &self, request: <RoleServer as ServiceRole>::PeerReq, context: RequestContext<RoleServer>, ) -> Result<<RoleServer as ServiceRole>::Resp, ErrorData>

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async fn handle_notification( &self, notification: <RoleServer as ServiceRole>::PeerNot, context: NotificationContext<RoleServer>, ) -> Result<(), ErrorData>

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fn get_info(&self) -> <RoleServer as ServiceRole>::Info

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impl<S> ServiceExt<RoleServer> for S
where S: Service<RoleServer>,

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fn serve_with_ct<T, E, A>( self, transport: T, ct: CancellationToken, ) -> impl Future<Output = Result<RunningService<RoleServer, S>, ServerInitializeError>> + MaybeSendFuture
where T: IntoTransport<RoleServer, E, A>, E: Error + Send + Sync + 'static,

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fn into_dyn(self) -> Box<dyn DynService<R>>

Convert this service to a dynamic boxed service Read more
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fn serve<T, E, A>( self, transport: T, ) -> impl Future<Output = Result<RunningService<R, Self>, <R as ServiceRole>::InitializeError>> + MaybeSendFuture
where T: IntoTransport<R, E, A>, E: Error + Send + Sync + 'static, Self: Sized,

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type Owned = T

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

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fn clone_into(&self, target: &mut T)

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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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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

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