Stop using the native runtime. (#221)

node/src/service.rs

@@ -23,9 +23,7 @@ use cumulus_relay_chain_interface::{OverseerHandle, RelayChainInterface};
 use frame_benchmarking_cli::SUBSTRATE_REFERENCE_HARDWARE;
 use sc_client_api::Backend;
 use sc_consensus::ImportQueue;
-use sc_executor::{
-	HeapAllocStrategy, NativeElseWasmExecutor, WasmExecutor, DEFAULT_HEAP_ALLOC_STRATEGY,
-};
+use sc_executor::{HeapAllocStrategy, WasmExecutor, DEFAULT_HEAP_ALLOC_STRATEGY};
 use sc_network::NetworkBlock;
 use sc_network_sync::SyncingService;
 use sc_service::{Configuration, PartialComponents, TFullBackend, TFullClient, TaskManager};
@@ -34,22 +32,8 @@ use sc_transaction_pool_api::OffchainTransactionPoolFactory;
 use sp_keystore::KeystorePtr;
 use substrate_prometheus_endpoint::Registry;
 
-/// Native executor type.
-pub struct ParachainNativeExecutor;
-
-impl sc_executor::NativeExecutionDispatch for ParachainNativeExecutor {
-	type ExtendHostFunctions = frame_benchmarking::benchmarking::HostFunctions;
-
-	fn dispatch(method: &str, data: &[u8]) -> Option<Vec<u8>> {
-		parachain_runtime::api::dispatch(method, data)
-	}
-
-	fn native_version() -> sc_executor::NativeVersion {
-		parachain_runtime::native_version()
-	}
-}
-
-type ParachainExecutor = NativeElseWasmExecutor<ParachainNativeExecutor>;
+type ParachainExecutor =
+	WasmExecutor<(sp_io::SubstrateHostFunctions, frame_benchmarking::benchmarking::HostFunctions)>;
 
 type ParachainClient = TFullClient<Block, RuntimeApi, ParachainExecutor>;
 
@@ -87,16 +71,14 @@ pub fn new_partial(config: &Configuration) -> Result<Service, sc_service::Error>
 		.default_heap_pages
 		.map_or(DEFAULT_HEAP_ALLOC_STRATEGY, |h| HeapAllocStrategy::Static { extra_pages: h as _ });
 
-	let wasm = WasmExecutor::builder()
+	let executor = WasmExecutor::builder()
 		.with_execution_method(config.wasm_method)
 		.with_onchain_heap_alloc_strategy(heap_pages)
 		.with_offchain_heap_alloc_strategy(heap_pages)
 		.with_max_runtime_instances(config.max_runtime_instances)
 		.with_runtime_cache_size(config.runtime_cache_size)
 		.build();
 
-	let executor = ParachainExecutor::new_with_wasm_executor(wasm);
-
 	let (client, backend, keystore_container, task_manager) =
 		sc_service::new_full_parts::<Block, RuntimeApi, _>(
 			config,