domain_test_service/

domain.rs

//! Utilities used for testing with the domain.
#![warn(missing_docs)]

use crate::chain_spec::create_domain_spec;
use crate::{
    AUTO_ID_DOMAIN_ID, BalanceOf, DomainRuntime, EVM_DOMAIN_ID, EcdsaKeyring, Sr25519Keyring,
    UncheckedExtrinsicFor, construct_extrinsic_generic, node_config,
};
use cross_domain_message_gossip::ChainMsg;
use domain_block_preprocessor::inherents::CreateInherentDataProvider;
use domain_client_operator::snap_sync::ConsensusChainSyncParams;
use domain_client_operator::{BootstrapResult, OperatorStreams, fetch_domain_bootstrap_info};
use domain_eth_service::provider::EthProvider;
use domain_eth_service::{DefaultEthConfig, EthConfiguration};
use domain_runtime_primitives::opaque::Block;
use domain_runtime_primitives::{Balance, EthereumAccountId};
use domain_service::providers::DefaultProvider;
use domain_service::{FullBackend, FullClient, FullPool};
use domain_test_primitives::{EvmOnchainStateApi, OnchainStateApi};
use frame_support::dispatch::{DispatchInfo, PostDispatchInfo};
use frame_system::pallet_prelude::{BlockNumberFor, RuntimeCallFor};
use pallet_transaction_payment_rpc::TransactionPaymentRuntimeApi;
use sc_client_api::HeaderBackend;
use sc_domains::RuntimeExecutor;
use sc_network::service::traits::NetworkService;
use sc_network::{NetworkStateInfo, ReputationChange};
use sc_network_sync::SyncingService;
use sc_service::config::MultiaddrWithPeerId;
use sc_service::{BasePath, Role, RpcHandlers, TFullBackend, TaskManager, TransactionPool};
use sc_transaction_pool::FullChainApi;
use sc_transaction_pool_api::OffchainTransactionPoolFactory;
use sc_utils::mpsc::{TracingUnboundedSender, tracing_unbounded};
use sp_api::{ApiExt, ConstructRuntimeApi, Metadata, ProvideRuntimeApi};
use sp_block_builder::BlockBuilder;
use sp_blockchain::HashAndNumber;
use sp_consensus_subspace::SubspaceApi;
use sp_core::{Encode, H256};
use sp_domains::core_api::DomainCoreApi;
use sp_domains::{DomainId, DomainsApi, OperatorId, PermissionedActionAllowedBy};
use sp_messenger::messages::{ChainId, ChannelId};
use sp_messenger::{MessengerApi, RelayerApi};
use sp_offchain::OffchainWorkerApi;
use sp_runtime::OpaqueExtrinsic;
use sp_runtime::traits::{AsSystemOriginSigner, Dispatchable, NumberFor};
use sp_session::SessionKeys;
use sp_transaction_pool::runtime_api::TaggedTransactionQueue;
use std::future::Future;
use std::net::SocketAddr;
use std::sync::Arc;
use std::time::Duration;
use subspace_runtime_primitives::opaque::Block as CBlock;
use subspace_runtime_primitives::{BlockHashFor, HeaderFor, Nonce};
use subspace_test_service::MockConsensusNode;
use substrate_frame_rpc_system::AccountNonceApi;
use substrate_test_client::{
    BlockchainEventsExt, RpcHandlersExt, RpcTransactionError, RpcTransactionOutput,
};
use tokio::time::sleep;

/// The backend type used by the test service.
pub type Backend = TFullBackend<Block>;

type Client<RuntimeApi> = FullClient<Block, RuntimeApi>;

/// Domain executor for the test service.
pub type DomainOperator<RuntimeApi> =
    domain_service::DomainOperator<Block, CBlock, subspace_test_client::Client, RuntimeApi>;

/// A generic domain node instance used for testing.
pub struct DomainNode<Runtime, RuntimeApi>
where
    Runtime: DomainRuntime,
    RuntimeApi: ConstructRuntimeApi<Block, Client<RuntimeApi>> + Send + Sync + 'static,
    RuntimeApi::RuntimeApi: ApiExt<Block>
        + Metadata<Block>
        + BlockBuilder<Block>
        + OffchainWorkerApi<Block>
        + SessionKeys<Block>
        + DomainCoreApi<Block>
        + MessengerApi<Block, NumberFor<CBlock>, BlockHashFor<CBlock>>
        + TaggedTransactionQueue<Block>
        + AccountNonceApi<Block, Runtime::AccountId, Nonce>
        + TransactionPaymentRuntimeApi<Block, Balance>
        + RelayerApi<Block, NumberFor<Block>, NumberFor<CBlock>, BlockHashFor<CBlock>>,
{
    /// The domain id
    pub domain_id: DomainId,
    /// The node's account key
    pub key: Runtime::Keyring,
    /// TaskManager's instance.
    pub task_manager: TaskManager,
    /// Client's instance.
    pub client: Arc<Client<RuntimeApi>>,
    /// Client backend.
    pub backend: Arc<Backend>,
    /// Code executor.
    pub code_executor: Arc<RuntimeExecutor>,
    /// Network service.
    pub network_service: Arc<dyn NetworkService>,
    /// Sync service.
    pub sync_service: Arc<SyncingService<Block>>,
    /// The `MultiaddrWithPeerId` to this node. This is useful if you want to pass it as "boot node"
    /// to other nodes.
    pub addr: MultiaddrWithPeerId,
    /// RPCHandlers to make RPC queries.
    pub rpc_handlers: RpcHandlers,
    /// Domain oeprator.
    pub operator: DomainOperator<RuntimeApi>,
    /// Sink to the node's tx pool
    pub tx_pool_sink: TracingUnboundedSender<ChainMsg>,
    /// The node base path
    pub base_path: BasePath,
}

impl<Runtime, RuntimeApi> DomainNode<Runtime, RuntimeApi>
where
    Runtime: frame_system::Config<Hash = H256>
        + pallet_transaction_payment::Config
        + DomainRuntime
        + Send
        + Sync,
    Runtime::RuntimeCall:
        Dispatchable<Info = DispatchInfo, PostInfo = PostDispatchInfo> + Send + Sync,
    crate::BalanceOf<Runtime>: Send + Sync + From<u64> + sp_runtime::FixedPointOperand,
    u64: From<BlockNumberFor<Runtime>>,
    RuntimeApi: ConstructRuntimeApi<Block, Client<RuntimeApi>> + Send + Sync + 'static,
    RuntimeApi::RuntimeApi: ApiExt<Block>
        + Metadata<Block>
        + BlockBuilder<Block>
        + OffchainWorkerApi<Block>
        + SessionKeys<Block>
        + DomainCoreApi<Block>
        + TaggedTransactionQueue<Block>
        + AccountNonceApi<Block, <Runtime as DomainRuntime>::AccountId, Nonce>
        + TransactionPaymentRuntimeApi<Block, Balance>
        + MessengerApi<Block, NumberFor<CBlock>, BlockHashFor<CBlock>>
        + RelayerApi<Block, NumberFor<Block>, NumberFor<CBlock>, BlockHashFor<CBlock>>
        + OnchainStateApi<Block, <Runtime as DomainRuntime>::AccountId, Balance>,
    <RuntimeCallFor<Runtime> as Dispatchable>::RuntimeOrigin:
        AsSystemOriginSigner<<Runtime as frame_system::Config>::AccountId> + Clone,
{
    #[allow(clippy::too_many_arguments)]
    async fn build<Provider>(
        domain_id: DomainId,
        tokio_handle: tokio::runtime::Handle,
        key: Runtime::Keyring,
        base_path: BasePath,
        domain_nodes: Vec<MultiaddrWithPeerId>,
        domain_nodes_exclusive: bool,
        skip_empty_bundle_production: bool,
        maybe_operator_id: Option<OperatorId>,
        role: Role,
        mock_consensus_node: &mut MockConsensusNode,
        rpc_addr: Option<SocketAddr>,
        rpc_port: Option<u16>,
        provider: Provider,
    ) -> Self
    where
        Provider: domain_service::providers::BlockImportProvider<Block, Client<RuntimeApi>>
            + domain_service::providers::RpcProvider<
                Block,
                Client<RuntimeApi>,
                FullPool<RuntimeApi>,
                FullChainApi<Client<RuntimeApi>, Block>,
                Backend,
                <Runtime as DomainRuntime>::AccountId,
                CreateInherentDataProvider<subspace_test_client::Client, CBlock>,
            > + 'static,
    {
        let mut domain_config = node_config(
            domain_id,
            tokio_handle.clone(),
            Runtime::to_seed(key),
            domain_nodes,
            domain_nodes_exclusive,
            role,
            base_path.clone(),
            Box::new(create_domain_spec()) as Box<_>,
            rpc_addr,
            rpc_port,
        )
        .expect("could not generate domain node Configuration");

        let domain_backend = sc_service::new_db_backend::<Block>(domain_config.db_config())
            .unwrap_or_else(
                |err| {
                    tracing::error!("Failed to create domain backend: {domain_id:?} {role:?} {base_path:?} error: {err:?}");

                    // Find out which directory got deleted too soon
                    for dir_path in base_path.path().ancestors() {
                        tracing::error!("{dir_path:?} try_exists: {:?}", dir_path.try_exists());
                    }
                    panic!("Failed to create domain backend: {domain_id:?} {role:?} {base_path:?} error: {err:?}")
                }
            );

        let BootstrapResult {
            domain_instance_data,
            domain_created_at,
            imported_block_notification_stream,
            ..
        } = fetch_domain_bootstrap_info::<Block, _, _, _>(
            &*mock_consensus_node.client,
            &*domain_backend,
            domain_id,
        )
        .await
        .expect("Failed to get domain instance data");

        domain_config
            .chain_spec
            .set_storage(domain_instance_data.raw_genesis.into_storage());

        let span = sc_tracing::tracing::info_span!(
            sc_tracing::logging::PREFIX_LOG_SPAN,
            name = domain_config.network.node_name.as_str()
        );
        let _enter = span.enter();

        let multiaddr = domain_config.network.listen_addresses[0].clone();

        let operator_streams = OperatorStreams {
            // Set `consensus_block_import_throttling_buffer_size` to 0 to ensure the primary chain will not be
            // ahead of the execution chain by more than one block, thus slot will not be skipped in test.
            consensus_block_import_throttling_buffer_size: 0,
            block_importing_notification_stream: mock_consensus_node
                .block_importing_notification_stream(),
            imported_block_notification_stream,
            new_slot_notification_stream: mock_consensus_node.new_slot_notification_stream(),
            acknowledgement_sender_stream: mock_consensus_node.new_acknowledgement_sender_stream(),
            _phantom: Default::default(),
        };

        let (domain_message_sink, domain_message_receiver) =
            tracing_unbounded("domain_message_channel", 100);
        let gossip_msg_sink = mock_consensus_node
            .xdm_gossip_worker_builder()
            .gossip_msg_sink();

        let maybe_operator_id = role
            .is_authority()
            .then_some(maybe_operator_id.unwrap_or(if domain_id == EVM_DOMAIN_ID { 0 } else { 1 }));

        let consensus_best_hash = mock_consensus_node.client.info().best_hash;
        let runtime_api = mock_consensus_node.client.runtime_api();
        let chain_constants = runtime_api.chain_constants(consensus_best_hash).unwrap();

        let domain_block_pruning_depth = runtime_api
            .block_pruning_depth(consensus_best_hash)
            .unwrap();

        let domain_params = domain_service::DomainParams {
            domain_id,
            domain_config,
            domain_created_at,
            consensus_client: mock_consensus_node.client.clone(),
            consensus_offchain_tx_pool_factory: OffchainTransactionPoolFactory::new(
                mock_consensus_node.transaction_pool.clone(),
            ),
            domain_sync_oracle: mock_consensus_node.sync_service.clone(),
            consensus_network: mock_consensus_node.network_service.clone(),
            operator_streams,
            gossip_message_sink: gossip_msg_sink,
            domain_message_receiver,
            provider,
            skip_empty_bundle_production,
            skip_out_of_order_slot: true,
            maybe_operator_id,
            confirmation_depth_k: chain_constants.confirmation_depth_k(),
            challenge_period: domain_block_pruning_depth,
            consensus_chain_sync_params: None::<ConsensusChainSyncParams<_, HeaderFor<Block>>>,
            domain_backend,
        };

        let domain_node = domain_service::new_full::<
            _,
            _,
            _,
            _,
            _,
            _,
            RuntimeApi,
            <Runtime as DomainRuntime>::AccountId,
            _,
        >(domain_params)
        .await
        .expect("failed to build domain node");

        let domain_service::NewFull {
            task_manager,
            client,
            backend,
            code_executor,
            network_service,
            sync_service,
            network_starter,
            rpc_handlers,
            operator,
            ..
        } = domain_node;

        if role.is_authority() {
            mock_consensus_node
                .xdm_gossip_worker_builder()
                .push_chain_sink(ChainId::Domain(domain_id), domain_message_sink.clone());
        }

        let addr = MultiaddrWithPeerId {
            multiaddr,
            peer_id: network_service.local_peer_id(),
        };

        network_starter.start_network();

        DomainNode {
            domain_id,
            key,
            task_manager,
            client,
            backend,
            code_executor,
            network_service,
            sync_service,
            addr,
            rpc_handlers,
            operator,
            tx_pool_sink: domain_message_sink,
            base_path,
        }
    }

    /// Wait for `count` blocks to be imported in the node and then exit. This function will not
    /// return if no blocks are ever created, thus you should restrict the maximum amount of time of
    /// the test execution.
    pub fn wait_for_blocks(&self, count: usize) -> impl Future<Output = ()> {
        self.client.wait_for_blocks(count)
    }

    /// Get the nonce of the node account
    pub fn account_nonce(&self) -> u32 {
        self.client
            .runtime_api()
            .account_nonce(
                self.client.info().best_hash,
                <Runtime as DomainRuntime>::account_id(self.key),
            )
            .expect("Fail to get account nonce")
    }

    /// Get the nonce of the given account
    pub fn account_nonce_of(&self, account_id: <Runtime as DomainRuntime>::AccountId) -> u32 {
        self.client
            .runtime_api()
            .account_nonce(self.client.info().best_hash, account_id)
            .expect("Fail to get account nonce")
    }

    /// Sends a signed system.remark extrinsic to the pool containing the current account nonce.
    pub async fn send_system_remark(&self) {
        let nonce = self.account_nonce();
        let _ = self
            .construct_and_send_extrinsic(frame_system::Call::remark {
                remark: nonce.encode(),
            })
            .await
            .map(|_| ());
    }

    /// Construct a signed extrinsic with the current nonce of the node account and send it to this node.
    pub async fn construct_and_send_extrinsic(
        &self,
        function: impl Into<<Runtime as frame_system::Config>::RuntimeCall>,
    ) -> Result<RpcTransactionOutput, RpcTransactionError> {
        self.construct_and_send_extrinsic_with(self.account_nonce(), 0.into(), function)
            .await
    }

    /// Construct a signed extrinsic with the given nonce and tip for the node account and send it to this node.
    pub async fn construct_and_send_extrinsic_with(
        &self,
        nonce: u32,
        tip: BalanceOf<Runtime>,
        function: impl Into<<Runtime as frame_system::Config>::RuntimeCall>,
    ) -> Result<RpcTransactionOutput, RpcTransactionError> {
        let extrinsic = construct_extrinsic_generic::<Runtime, _>(
            &self.client,
            function,
            self.key,
            false,
            nonce,
            tip,
        );
        self.rpc_handlers.send_transaction(extrinsic.into()).await
    }

    /// Construct a signed extrinsic.
    pub fn construct_extrinsic(
        &self,
        nonce: u32,
        function: impl Into<<Runtime as frame_system::Config>::RuntimeCall>,
    ) -> UncheckedExtrinsicFor<Runtime> {
        construct_extrinsic_generic::<Runtime, _>(
            &self.client,
            function,
            self.key,
            false,
            nonce,
            0.into(),
        )
    }

    /// Construct a signed extrinsic with the given transaction tip.
    pub fn construct_extrinsic_with_tip(
        &self,
        nonce: u32,
        tip: BalanceOf<Runtime>,
        function: impl Into<<Runtime as frame_system::Config>::RuntimeCall>,
    ) -> UncheckedExtrinsicFor<Runtime> {
        construct_extrinsic_generic::<Runtime, _>(
            &self.client,
            function,
            self.key,
            false,
            nonce,
            tip,
        )
    }

    /// Send an extrinsic to this node.
    pub async fn send_extrinsic(
        &self,
        extrinsic: impl Into<OpaqueExtrinsic>,
    ) -> Result<RpcTransactionOutput, RpcTransactionError> {
        self.rpc_handlers.send_transaction(extrinsic.into()).await
    }

    /// Get the free balance of the given account
    pub fn free_balance(&self, account_id: <Runtime as DomainRuntime>::AccountId) -> Balance {
        self.client
            .runtime_api()
            .free_balance(self.client.info().best_hash, account_id)
            .expect("Fail to get account free balance")
    }

    /// Returns the open XDM channel for given chain
    pub fn get_open_channel_for_chain(&self, chain_id: ChainId) -> Option<ChannelId> {
        self.client
            .runtime_api()
            .get_open_channel_for_chain(self.client.info().best_hash, chain_id)
            .expect("Fail to get open channel for Chain")
    }

    /// Construct an unsigned extrinsic that can be applied to the test runtime.
    pub fn construct_unsigned_extrinsic(
        &self,
        function: impl Into<<Runtime as frame_system::Config>::RuntimeCall>,
    ) -> UncheckedExtrinsicFor<Runtime>
    where
        Runtime:
            frame_system::Config<Hash = H256> + pallet_transaction_payment::Config + Send + Sync,
        RuntimeCallFor<Runtime>:
            Dispatchable<Info = DispatchInfo, PostInfo = PostDispatchInfo> + Send + Sync,
        BalanceOf<Runtime>: Send + Sync + From<u64> + sp_runtime::FixedPointOperand,
    {
        let function = function.into();
        UncheckedExtrinsicFor::<Runtime>::new_bare(function)
    }

    /// Construct an unsigned extrinsic and send it to this node.
    pub async fn construct_and_send_unsigned_extrinsic(
        &self,
        function: impl Into<<Runtime as frame_system::Config>::RuntimeCall>,
    ) -> Result<RpcTransactionOutput, RpcTransactionError> {
        let extrinsic = self.construct_unsigned_extrinsic(function);
        self.rpc_handlers.send_transaction(extrinsic.into()).await
    }

    /// Give the peer at `addr` the minimum reputation, which will ban it.
    // TODO: also ban/unban in the DSN
    pub fn ban_peer(&self, addr: MultiaddrWithPeerId) {
        // If unban_peer() has been called on the peer, we need to bump it twice
        // to give it the minimal reputation.
        self.network_service.report_peer(
            addr.peer_id,
            ReputationChange::new_fatal("Peer banned by test (1)"),
        );
        self.network_service.report_peer(
            addr.peer_id,
            ReputationChange::new_fatal("Peer banned by test (2)"),
        );
    }

    /// Give the peer at `addr` a high reputation, which guarantees it is un-banned it.
    pub fn unban_peer(&self, addr: MultiaddrWithPeerId) {
        // If ReputationChange::new_fatal() has been called on the peer, we need to bump it twice
        // to give it a positive reputation.
        self.network_service.report_peer(
            addr.peer_id,
            ReputationChange::new(i32::MAX, "Peer unbanned by test (1)"),
        );
        self.network_service.report_peer(
            addr.peer_id,
            ReputationChange::new(i32::MAX, "Peer unbanned by test (2)"),
        );
    }

    /// Take and stop the domain node and delete its database lock file.
    ///
    /// Stopping and restarting a node can cause weird race conditions, with errors like:
    /// "The system cannot find the path specified".
    /// If this happens, try increasing the wait time in this method.
    pub async fn stop(self) -> Result<(), std::io::Error> {
        let lock_file_path = self.base_path.path().join("paritydb").join("lock");
        // On Windows, sometimes open files can’t be deleted so `drop` first then delete
        std::mem::drop(self);

        // Give the node time to cleanup, exit, and release the lock file.
        // TODO: fix the underlying issue or wait for the actual shutdown instead
        sleep(Duration::from_secs(2)).await;

        // The lock file already being deleted is not a fatal test error, so just log it
        if let Err(err) = std::fs::remove_file(lock_file_path) {
            tracing::error!("deleting paritydb lock file failed: {err:?}");
        }
        Ok(())
    }

    /// Remove all tx from the tx pool
    pub async fn clear_tx_pool(&self) {
        let tx_hashes: Vec<_> = self
            .operator
            .transaction_pool
            .ready()
            .map(|t| self.operator.transaction_pool.hash_of(&t.data))
            .collect();

        let hash_and_number = HashAndNumber {
            number: self.client.info().best_number,
            hash: self.client.info().best_hash,
        };
        self.operator
            .transaction_pool
            .pool()
            .prune_known(&hash_and_number, &tx_hashes);

        // `ban_time` have set to 0, explicitly wait 1ms here to ensure `clear_stale` will remove
        // all the bans as the ban time must be passed.
        tokio::time::sleep(std::time::Duration::from_millis(1)).await;
        self.operator
            .transaction_pool
            .pool()
            .validated_pool()
            .clear_stale(&hash_and_number);
    }
}

impl<Runtime, RuntimeApi> DomainNode<Runtime, RuntimeApi>
where
    Runtime: frame_system::Config<Hash = H256>
        + pallet_transaction_payment::Config
        + DomainRuntime
        + Send
        + Sync,
    RuntimeApi: ConstructRuntimeApi<Block, Client<RuntimeApi>> + Send + Sync + 'static,
    RuntimeApi::RuntimeApi: Metadata<Block>
        + BlockBuilder<Block>
        + OffchainWorkerApi<Block>
        + SessionKeys<Block>
        + DomainCoreApi<Block>
        + TaggedTransactionQueue<Block>
        + AccountNonceApi<Block, <Runtime as DomainRuntime>::AccountId, Nonce>
        + TransactionPaymentRuntimeApi<Block, Balance>
        + MessengerApi<Block, NumberFor<CBlock>, BlockHashFor<CBlock>>
        + RelayerApi<Block, NumberFor<Block>, NumberFor<CBlock>, BlockHashFor<CBlock>>
        + EvmOnchainStateApi<Block>,
{
    /// Returns the current EVM contract creation allow list.
    /// Returns `None` if this is not an EVM domain, or if the allow list isn't set (allow all).
    pub fn evm_contract_creation_allowed_by(
        &self,
    ) -> PermissionedActionAllowedBy<EthereumAccountId> {
        self.client
            .runtime_api()
            .evm_contract_creation_allowed_by(self.client.info().best_hash)
            .expect("Failed to get EVM contact creation allow list")
            .expect("Should be an EVM domain")
    }
}

/// A builder to create a [`DomainNode`].
pub struct DomainNodeBuilder {
    tokio_handle: tokio::runtime::Handle,
    domain_nodes: Vec<MultiaddrWithPeerId>,
    domain_nodes_exclusive: bool,
    skip_empty_bundle_production: bool,
    base_path: BasePath,
    maybe_operator_id: Option<OperatorId>,
    rpc_addr: Option<SocketAddr>,
    rpc_port: Option<u16>,
}

impl DomainNodeBuilder {
    /// Create a new instance of `Self`.
    ///
    /// `tokio_handle` - The tokio handler to use.
    /// `base_path` - Where databases will be stored.
    pub fn new(tokio_handle: tokio::runtime::Handle, base_path: BasePath) -> Self {
        DomainNodeBuilder {
            tokio_handle,
            domain_nodes: Vec::new(),
            domain_nodes_exclusive: false,
            skip_empty_bundle_production: false,
            base_path,
            maybe_operator_id: None,
            rpc_addr: None,
            rpc_port: None,
        }
    }

    /// Instruct the node to exclusively connect to registered parachain nodes.
    ///
    /// Domain nodes can be registered using [`Self::connect_to_domain_node`].
    pub fn exclusively_connect_to_registered_parachain_nodes(mut self) -> Self {
        self.domain_nodes_exclusive = true;
        self
    }

    /// Make the node connect to the given domain node.
    ///
    /// By default the node will not be connected to any node, and won't be able to discover any
    /// other nodes.
    pub fn connect_to_domain_node(mut self, addr: MultiaddrWithPeerId) -> Self {
        self.domain_nodes.push(addr);
        self
    }

    /// Skip empty bundle production when there is no non-empty domain block need to confirm
    pub fn skip_empty_bundle(mut self) -> Self {
        self.skip_empty_bundle_production = true;
        self
    }

    /// Set the operator id
    pub fn operator_id(mut self, operator_id: OperatorId) -> Self {
        self.maybe_operator_id = Some(operator_id);
        self
    }

    /// Set RPC address for the domain node
    pub fn rpc_addr(mut self, addr: SocketAddr) -> Self {
        self.rpc_addr = Some(addr);
        self
    }

    /// Set RPC port for the domain node
    pub fn rpc_port(mut self, port: u16) -> Self {
        self.rpc_port = Some(port);
        self
    }

    fn evm_eth_provider(
        base_path: &std::path::Path,
    ) -> EthProvider<
        evm_domain_test_runtime::TransactionConverter,
        DefaultEthConfig<
            FullClient<Block, evm_domain_test_runtime::RuntimeApi>,
            FullBackend<Block>,
        >,
    > {
        EthProvider::with_configuration(
            Some(base_path),
            EthConfiguration {
                max_past_logs: 10000,
                fee_history_limit: 2048,
                enable_dev_signer: true,
                target_gas_price: 1,
                execute_gas_limit_multiplier: 10,
                eth_log_block_cache: 50,
                eth_statuses_cache: 50,
            },
        )
    }

    /// Build an EVM domain node
    pub async fn build_evm_node(
        self,
        role: Role,
        key: EcdsaKeyring,
        mock_consensus_node: &mut MockConsensusNode,
    ) -> EvmDomainNode {
        let domain_base_path = self
            .base_path
            .path()
            .join(format!("domain-{EVM_DOMAIN_ID}"));
        let eth_provider = Self::evm_eth_provider(&domain_base_path);

        DomainNode::build(
            EVM_DOMAIN_ID,
            self.tokio_handle,
            key,
            BasePath::new(domain_base_path),
            self.domain_nodes,
            self.domain_nodes_exclusive,
            self.skip_empty_bundle_production,
            self.maybe_operator_id,
            role,
            mock_consensus_node,
            self.rpc_addr,
            self.rpc_port,
            eth_provider,
        )
        .await
    }

    /// Build an Auto ID domain node
    pub async fn build_auto_id_node(
        self,
        role: Role,
        key: Sr25519Keyring,
        mock_consensus_node: &mut MockConsensusNode,
    ) -> AutoIdDomainNode {
        DomainNode::build(
            AUTO_ID_DOMAIN_ID,
            self.tokio_handle,
            key,
            BasePath::new(
                self.base_path
                    .path()
                    .join(format!("domain-{AUTO_ID_DOMAIN_ID}")),
            ),
            self.domain_nodes,
            self.domain_nodes_exclusive,
            self.skip_empty_bundle_production,
            self.maybe_operator_id,
            role,
            mock_consensus_node,
            self.rpc_addr,
            self.rpc_port,
            DefaultProvider,
        )
        .await
    }

    /// Build an EVM domain node with the given domain id
    pub async fn build_evm_node_with(
        self,
        role: Role,
        key: EcdsaKeyring,
        mock_consensus_node: &mut MockConsensusNode,
        domain_id: DomainId,
    ) -> EvmDomainNode {
        let eth_provider = Self::evm_eth_provider(self.base_path.path());

        DomainNode::build(
            domain_id,
            self.tokio_handle,
            key,
            self.base_path,
            self.domain_nodes,
            self.domain_nodes_exclusive,
            self.skip_empty_bundle_production,
            self.maybe_operator_id,
            role,
            mock_consensus_node,
            self.rpc_addr,
            self.rpc_port,
            eth_provider,
        )
        .await
    }
}

/// The evm domain node
pub type EvmDomainNode =
    DomainNode<evm_domain_test_runtime::Runtime, evm_domain_test_runtime::RuntimeApi>;

/// The evm domain client
pub type EvmDomainClient = Client<evm_domain_test_runtime::RuntimeApi>;

/// The auto-id domain node
pub type AutoIdDomainNode =
    DomainNode<auto_id_domain_test_runtime::Runtime, auto_id_domain_test_runtime::RuntimeApi>;

/// The auto-id domain client
pub type AutoIdDomainClient = Client<auto_id_domain_test_runtime::RuntimeApi>;