Add missing RPC APIs to rialto parachain node (paritytech#1250)

* add missing RPC APIs to rialto parachain node

* spellcheck

bridges/bin/rialto-parachain/node/src/service.rs

@@ -14,6 +14,13 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity Bridges Common. If not, see <http://www.gnu.org/licenses/>.
 
+//! Rialto parachain node service.
+//!
+//! The code is mostly copy of `polkadot-parachains/src/service.rs` file from Cumulus
+//! repository with some parts removed. We have added two RPC extensions to the original
+//! service: `pallet_transaction_payment_rpc::TransactionPaymentApi` and
+//! `substrate_frame_rpc_system::SystemApi`.
+
 // std
 use std::sync::Arc;
 
@@ -212,7 +219,14 @@ where
  sc_client_api::StateBackendFor<TFullBackend<Block>, Block>: sp_api::StateBackend<BlakeTwo256>,
  Executor: NativeExecutionDispatch + 'static,
  RB: Fn(
+ sc_rpc_api::DenyUnsafe,
  Arc<TFullClient<Block, RuntimeApi, NativeElseWasmExecutor<Executor>>>,
+ Arc<
+ sc_transaction_pool::FullPool<
+ Block,
+ TFullClient<Block, RuntimeApi, NativeElseWasmExecutor<Executor>>,
+ >,
+ >,
  ) -> jsonrpc_core::IoHandler<sc_rpc::Metadata>
  + Send
  + 'static,
@@ -288,7 +302,10 @@ where
  })?;
 
  let rpc_client = client.clone();
- let rpc_extensions_builder = Box::new(move |_, _| Ok(rpc_ext_builder(rpc_client.clone())));
+ let rpc_transaction_pool = transaction_pool.clone();
+ let rpc_extensions_builder = Box::new(move |deny_unsafe, _| {
+ Ok(rpc_ext_builder(deny_unsafe, rpc_client.clone(), rpc_transaction_pool.clone()))
+ });
 
  sc_service::spawn_tasks(sc_service::SpawnTasksParams {
  rpc_extensions_builder,
@@ -412,7 +429,19 @@ pub async fn start_node(
  parachain_config,
  polkadot_config,
  id,
- |_| Default::default(),
+ |deny_unsafe, client, pool| {
+ use pallet_transaction_payment_rpc::{TransactionPayment, TransactionPaymentApi};
+ use substrate_frame_rpc_system::{FullSystem, SystemApi};
+
+ let mut io = jsonrpc_core::IoHandler::default();
+ io.extend_with(SystemApi::to_delegate(FullSystem::new(
+ client.clone(),
+ pool,
+ deny_unsafe,
+ )));
+ io.extend_with(TransactionPaymentApi::to_delegate(TransactionPayment::new(client)));
+ io
+ },
  parachain_build_import_queue,
  |client,
  prometheus_registry,