Refactor message relay helpers (#1234)

* refactor message relay helpers

* single standalone_metrics function

* fixed tests

* clippy + fmt

* removed commented code

* add calls tracing

* fix spelling

* cargo fmt

* -commented code

* fix build again

* post-merge build fix

* clippy + fmt

bridges/bin/millau/node/src/service.rs

@@ -66,6 +66,7 @@ type FullClient =
 type FullBackend = sc_service::TFullBackend<Block>;
 type FullSelectChain = sc_consensus::LongestChain<FullBackend, Block>;
 
+#[allow(clippy::type_complexity)]
 pub fn new_partial(
 	config: &Configuration,
 ) -> Result<
@@ -89,7 +90,7 @@ pub fn new_partial(
 	ServiceError,
 > {
 	if config.keystore_remote.is_some() {
-		return Err(ServiceError::Other(format!("Remote Keystores are not supported.")))
+		return Err(ServiceError::Other("Remote Keystores are not supported.".into()))
 	}
 
 	let telemetry = config
@@ -111,7 +112,7 @@ pub fn new_partial(
 
 	let (client, backend, keystore_container, task_manager) =
 		sc_service::new_full_parts::<Block, RuntimeApi, _>(
-			&config,
+			config,
 			telemetry.as_ref().map(|(_, telemetry)| telemetry.handle()),
 			executor,
 		)?;
@@ -178,7 +179,7 @@ pub fn new_partial(
 	})
 }
 
-fn remote_keystore(_url: &String) -> Result<Arc<LocalKeystore>, &'static str> {
+fn remote_keystore(_url: &str) -> Result<Arc<LocalKeystore>, &'static str> {
 	// FIXME: here would the concrete keystore be built,
 	//        must return a concrete type (NOT `LocalKeystore`) that
 	//        implements `CryptoStore` and `SyncCryptoStore`

bridges/bin/millau/runtime/src/lib.rs

@@ -407,9 +407,9 @@ impl pallet_shift_session_manager::Config for Runtime {}
 parameter_types! {
 	pub const MaxMessagesToPruneAtOnce: bp_messages::MessageNonce = 8;
 	pub const MaxUnrewardedRelayerEntriesAtInboundLane: bp_messages::MessageNonce =
-		bp_millau::MAX_UNREWARDED_RELAYER_ENTRIES_AT_INBOUND_LANE;
+		bp_rialto::MAX_UNREWARDED_RELAYERS_IN_CONFIRMATION_TX;
 	pub const MaxUnconfirmedMessagesAtInboundLane: bp_messages::MessageNonce =
-		bp_millau::MAX_UNCONFIRMED_MESSAGES_AT_INBOUND_LANE;
+		bp_rialto::MAX_UNCONFIRMED_MESSAGES_IN_CONFIRMATION_TX;
 	// `IdentityFee` is used by Millau => we may use weight directly
 	pub const GetDeliveryConfirmationTransactionFee: Balance =
 		bp_millau::MAX_SINGLE_MESSAGE_DELIVERY_CONFIRMATION_TX_WEIGHT as _;
@@ -875,6 +875,7 @@ where
 #[cfg(test)]
 mod tests {
 	use super::*;
+	use bp_runtime::Chain;
 	use bridge_runtime_common::messages;
 
 	#[test]
@@ -891,30 +892,30 @@ mod tests {
 		);
 
 		let max_incoming_message_proof_size = bp_rialto::EXTRA_STORAGE_PROOF_SIZE.saturating_add(
-			messages::target::maximal_incoming_message_size(bp_millau::max_extrinsic_size()),
+			messages::target::maximal_incoming_message_size(bp_millau::Millau::max_extrinsic_size()),
 		);
 		pallet_bridge_messages::ensure_able_to_receive_message::<Weights>(
-			bp_millau::max_extrinsic_size(),
-			bp_millau::max_extrinsic_weight(),
+			bp_millau::Millau::max_extrinsic_size(),
+			bp_millau::Millau::max_extrinsic_weight(),
 			max_incoming_message_proof_size,
 			messages::target::maximal_incoming_message_dispatch_weight(
-				bp_millau::max_extrinsic_weight(),
+				bp_millau::Millau::max_extrinsic_weight(),
 			),
 		);
 
 		let max_incoming_inbound_lane_data_proof_size =
 			bp_messages::InboundLaneData::<()>::encoded_size_hint(
 				bp_millau::MAXIMAL_ENCODED_ACCOUNT_ID_SIZE,
-				bp_rialto::MAX_UNREWARDED_RELAYER_ENTRIES_AT_INBOUND_LANE as _,
-				bp_rialto::MAX_UNCONFIRMED_MESSAGES_AT_INBOUND_LANE as _,
+				bp_millau::MAX_UNREWARDED_RELAYERS_IN_CONFIRMATION_TX as _,
+				bp_millau::MAX_UNCONFIRMED_MESSAGES_IN_CONFIRMATION_TX as _,
 			)
 			.unwrap_or(u32::MAX);
 		pallet_bridge_messages::ensure_able_to_receive_confirmation::<Weights>(
-			bp_millau::max_extrinsic_size(),
-			bp_millau::max_extrinsic_weight(),
+			bp_millau::Millau::max_extrinsic_size(),
+			bp_millau::Millau::max_extrinsic_weight(),
 			max_incoming_inbound_lane_data_proof_size,
-			bp_rialto::MAX_UNREWARDED_RELAYER_ENTRIES_AT_INBOUND_LANE,
-			bp_rialto::MAX_UNCONFIRMED_MESSAGES_AT_INBOUND_LANE,
+			bp_millau::MAX_UNREWARDED_RELAYERS_IN_CONFIRMATION_TX,
+			bp_millau::MAX_UNCONFIRMED_MESSAGES_IN_CONFIRMATION_TX,
 			DbWeight::get(),
 		);
 	}

bridges/bin/millau/runtime/src/rialto_messages.rs

@@ -23,7 +23,7 @@ use bp_messages::{
 	target_chain::{ProvedMessages, SourceHeaderChain},
 	InboundLaneData, LaneId, Message, MessageNonce, Parameter as MessagesParameter,
 };
-use bp_runtime::{ChainId, MILLAU_CHAIN_ID, RIALTO_CHAIN_ID};
+use bp_runtime::{Chain, ChainId, MILLAU_CHAIN_ID, RIALTO_CHAIN_ID};
 use bridge_runtime_common::messages::{self, MessageBridge, MessageTransaction};
 use codec::{Decode, Encode};
 use frame_support::{
@@ -86,7 +86,7 @@ impl MessageBridge for WithRialtoMessageBridge {
 	const RELAYER_FEE_PERCENT: u32 = 10;
 	const THIS_CHAIN_ID: ChainId = MILLAU_CHAIN_ID;
 	const BRIDGED_CHAIN_ID: ChainId = RIALTO_CHAIN_ID;
-	const BRIDGED_MESSAGES_PALLET_NAME: &'static str = bp_rialto::WITH_MILLAU_MESSAGES_PALLET_NAME;
+	const BRIDGED_MESSAGES_PALLET_NAME: &'static str = bp_millau::WITH_MILLAU_MESSAGES_PALLET_NAME;
 
 	type ThisChain = Millau;
 	type BridgedChain = Rialto;
@@ -172,13 +172,13 @@ impl messages::ChainWithMessages for Rialto {
 
 impl messages::BridgedChainWithMessages for Rialto {
 	fn maximal_extrinsic_size() -> u32 {
-		bp_rialto::max_extrinsic_size()
+		bp_rialto::Rialto::max_extrinsic_size()
 	}
 
 	fn message_weight_limits(_message_payload: &[u8]) -> RangeInclusive<Weight> {
 		// we don't want to relay too large messages + keep reserve for future upgrades
 		let upper_limit = messages::target::maximal_incoming_message_dispatch_weight(
-			bp_rialto::max_extrinsic_weight(),
+			bp_rialto::Rialto::max_extrinsic_weight(),
 		);
 
 		// we're charging for payload bytes in `WithRialtoMessageBridge::transaction_payment`