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Complex headers+messages Millau<->Rialto relay (#878)

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* complex headers+messages relay

* post-merge fix

* fix + test issue with on-demand not starting
This commit is contained in:
Svyatoslav Nikolsky
2021-04-14 13:01:03 +03:00
committed by Bastian Köcher
parent 0d60f42b5e
commit e2131724fb
29 changed files with 931 additions and 308 deletions
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bridges/relays/bin-substrate/src/messages_source.rs
+19 -4
View File
@@ -19,6 +19,7 @@
//! <BridgedName> chain.
use crate::messages_lane::SubstrateMessageLane;
use crate::on_demand_headers::OnDemandHeadersRelay;
use async_trait::async_trait;
use bp_messages::{LaneId, MessageNonce};
@@ -45,22 +46,30 @@ use std::{marker::PhantomData, ops::RangeInclusive};
pub type SubstrateMessagesProof<C> = (Weight, FromBridgedChainMessagesProof<HashOf<C>>);
/// Substrate client as Substrate messages source.
pub struct SubstrateMessagesSource<C: Chain, P, R, I> {
pub struct SubstrateMessagesSource<C: Chain, P: SubstrateMessageLane, R, I> {
client: Client<C>,
lane: P,
lane_id: LaneId,
instance: InstanceId,
target_to_source_headers_relay: Option<OnDemandHeadersRelay<P::TargetChain>>,
_phantom: PhantomData<(R, I)>,
}
impl<C: Chain, P, R, I> SubstrateMessagesSource<C, P, R, I> {
impl<C: Chain, P: SubstrateMessageLane, R, I> SubstrateMessagesSource<C, P, R, I> {
/// Create new Substrate headers source.
pub fn new(client: Client<C>, lane: P, lane_id: LaneId, instance: InstanceId) -> Self {
pub fn new(
client: Client<C>,
lane: P,
lane_id: LaneId,
instance: InstanceId,
target_to_source_headers_relay: Option<OnDemandHeadersRelay<P::TargetChain>>,
) -> Self {
SubstrateMessagesSource {
client,
lane,
lane_id,
instance,
target_to_source_headers_relay,
_phantom: Default::default(),
}
}
@@ -73,6 +82,7 @@ impl<C: Chain, P: SubstrateMessageLane, R, I> Clone for SubstrateMessagesSource<
lane: self.lane.clone(),
lane_id: self.lane_id,
instance: self.instance,
target_to_source_headers_relay: self.target_to_source_headers_relay.clone(),
_phantom: Default::default(),
}
}
@@ -106,6 +116,7 @@ where
SourceHeaderHash = <C::Header as HeaderT>::Hash,
SourceChain = C,
>,
P::TargetChain: Chain<Hash = P::TargetHeaderHash, BlockNumber = P::TargetHeaderNumber>,
P::TargetHeaderNumber: Decode,
P::TargetHeaderHash: Decode,
R: Send + Sync + MessagesConfig<I>,
@@ -226,7 +237,11 @@ where
Ok(())
}
async fn activate_target_to_source_headers_relay(&self, _activate: bool) {}
async fn require_target_header_on_source(&self, id: TargetHeaderIdOf<P>) {
if let Some(ref target_to_source_headers_relay) = self.target_to_source_headers_relay {
target_to_source_headers_relay.require_finalized_header(id);
}
}
}
pub async fn read_client_state<SelfChain, BridgedHeaderHash, BridgedHeaderNumber>(