Implement Commanding (#6)

Reviewed-on: #6
Co-authored-by: Sergey Savelyev <sergeysav.nn@gmail.com>
Co-committed-by: Sergey Savelyev <sergeysav.nn@gmail.com>

server/src/grpc/mod.rs

@@ -0,0 +1,44 @@
+mod cmd;
+mod tlm;
+
+use crate::command::service::CommandManagementService;
+use crate::core::command_service_server::CommandServiceServer;
+use crate::core::telemetry_service_server::TelemetryServiceServer;
+use crate::grpc::cmd::CoreCommandService;
+use crate::grpc::tlm::CoreTelemetryService;
+use crate::telemetry::management_service::TelemetryManagementService;
+use log::{error, info};
+use std::sync::Arc;
+use tokio::task::JoinHandle;
+use tokio_util::sync::CancellationToken;
+use tonic::transport::Server;
+
+pub fn setup(
+    token: CancellationToken,
+    telemetry_management_service: Arc<TelemetryManagementService>,
+    command_service: Arc<CommandManagementService>,
+) -> anyhow::Result<JoinHandle<()>> {
+    let addr = "[::1]:50051".parse()?;
+    Ok(tokio::spawn(async move {
+        let tlm_service = CoreTelemetryService {
+            tlm_management: telemetry_management_service,
+            cancellation_token: token.clone(),
+        };
+
+        let cmd_service = CoreCommandService {
+            command_service,
+            cancellation_token: token.clone(),
+        };
+
+        info!("Starting gRPC Server");
+        let result = Server::builder()
+            .add_service(TelemetryServiceServer::new(tlm_service))
+            .add_service(CommandServiceServer::new(cmd_service))
+            .serve_with_shutdown(addr, token.cancelled_owned())
+            .await;
+
+        if let Err(err) = result {
+            error!("gRPC Server Encountered An Error: {err}");
+        }
+    }))
+}