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Define SubstrateBeefy RPC client (#1615)

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This commit is contained in:
Serban Iorga
2022-10-24 10:55:31 +03:00
committed by Bastian Köcher
parent 9bf36be259
commit 4f796ce803
5 changed files with 62 additions and 18 deletions
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bridges/relays/client-substrate/src/rpc.rs
+44 -3
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@@ -16,9 +16,15 @@
//! The most generic Substrate node RPC interface.
use crate::{Chain, TransactionStatusOf};
use async_trait::async_trait;
use jsonrpsee::{core::RpcResult, proc_macros::rpc};
use crate::{Chain, ChainWithGrandpa, TransactionStatusOf};
use jsonrpsee::{
core::{client::Subscription, RpcResult},
proc_macros::rpc,
ws_client::WsClient,
};
use pallet_transaction_payment_rpc_runtime_api::FeeDetails;
use sc_rpc_api::{state::ReadProof, system::Health};
use sp_core::{
@@ -100,14 +106,49 @@ pub(crate) trait SubstrateState<C> {
) -> RpcResult<ReadProof<C::Hash>>;
}
/// RPC methods that we are using for a certain finality gadget.
#[async_trait]
pub trait SubstrateFinalityClient<C: Chain> {
/// Subscribe to finality justifications.
async fn subscribe_justifications(client: &WsClient) -> RpcResult<Subscription<Bytes>>;
}
/// RPC methods of Substrate `grandpa` namespace, that we are using.
#[rpc(client, client_bounds(C: Chain), namespace = "grandpa")]
#[rpc(client, client_bounds(C: ChainWithGrandpa), namespace = "grandpa")]
pub(crate) trait SubstrateGrandpa<C> {
/// Subscribe to GRANDPA justifications.
#[subscription(name = "subscribeJustifications", unsubscribe = "unsubscribeJustifications", item = Bytes)]
fn subscribe_justifications(&self);
}
/// RPC finality methods of Substrate `grandpa` namespace, that we are using.
pub struct SubstrateGrandpaFinalityClient;
#[async_trait]
impl<C: ChainWithGrandpa> SubstrateFinalityClient<C> for SubstrateGrandpaFinalityClient {
async fn subscribe_justifications(client: &WsClient) -> RpcResult<Subscription<Bytes>> {
SubstrateGrandpaClient::<C>::subscribe_justifications(client).await
}
}
// TODO: Use `ChainWithBeefy` instead of `Chain` after #1606 is merged
/// RPC methods of Substrate `beefy` namespace, that we are using.
#[rpc(client, client_bounds(C: Chain), namespace = "beefy")]
pub(crate) trait SubstrateBeefy<C> {
/// Subscribe to BEEFY justifications.
#[subscription(name = "subscribeJustifications", unsubscribe = "unsubscribeJustifications", item = Bytes)]
fn subscribe_justifications(&self);
}
/// RPC finality methods of Substrate `beefy` namespace, that we are using.
pub struct SubstrateBeefyFinalityClient;
// TODO: Use `ChainWithBeefy` instead of `Chain` after #1606 is merged
#[async_trait]
impl<C: Chain> SubstrateFinalityClient<C> for SubstrateBeefyFinalityClient {
async fn subscribe_justifications(client: &WsClient) -> RpcResult<Subscription<Bytes>> {
SubstrateBeefyClient::<C>::subscribe_justifications(client).await
}
}
/// RPC methods of Substrate `system` frame pallet, that we are using.
#[rpc(client, client_bounds(C: Chain), namespace = "system")]
pub(crate) trait SubstrateFrameSystem<C> {