Cleanup dependencies + dead code (#2302)

cumulus/client/relay-chain-minimal-node/Cargo.toml

@@ -17,15 +17,10 @@ polkadot-network-bridge = { git = "https://github.com/paritytech/polkadot", bran
 # substrate deps
 sc-authority-discovery = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sc-client-api = { git = "https://github.com/paritytech/substrate", branch = "master" }
-sc-keystore = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sc-network = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sc-network-common = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sc-service = { git = "https://github.com/paritytech/substrate", branch = "master" }
-sc-transaction-pool-api = { git = "https://github.com/paritytech/substrate", branch = "master" }
-sc-transaction-pool = { git = "https://github.com/paritytech/substrate", branch = "master" }
-sc-consensus = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sc-tracing = { git = "https://github.com/paritytech/substrate", branch = "master" }
-sc-telemetry = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sp-api = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sp-blockchain = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sp-consensus-babe = { git = "https://github.com/paritytech/substrate", branch = "master" }
@@ -42,5 +37,4 @@ lru = "0.9"
 tracing = "0.1.37"
 async-trait = "0.1.63"
 futures = "0.3.26"
-url = "2.2.2"
 tokio = { version = "1.25.0", features = ["macros"] }

cumulus/client/relay-chain-minimal-node/src/blockchain_rpc_client.rs

@@ -19,13 +19,12 @@ use std::pin::Pin;
 use cumulus_relay_chain_interface::{RelayChainError, RelayChainResult};
 use cumulus_relay_chain_rpc_interface::RelayChainRpcClient;
 use futures::{Future, Stream, StreamExt};
-use polkadot_core_primitives::{Block, Hash, Header};
+use polkadot_core_primitives::{Block, BlockNumber, Hash, Header};
 use polkadot_overseer::RuntimeApiSubsystemClient;
-use polkadot_service::{AuxStore, HeaderBackend};
 use sc_authority_discovery::AuthorityDiscovery;
-
 use sp_api::{ApiError, RuntimeApiInfo};
-use sp_blockchain::Info;
+use sp_blockchain::{HeaderBackend, Info};
+use sp_runtime::traits::{Block as BlockT, Header as HeaderT, NumberFor};
 
 #[derive(Clone)]
 pub struct BlockChainRpcClient {
@@ -46,34 +45,12 @@ impl BlockChainRpcClient {
 
 	pub async fn block_get_hash(
 		&self,
-		number: Option<polkadot_service::BlockNumber>,
+		number: Option<BlockNumber>,
 	) -> Result<Option<Hash>, RelayChainError> {
 		self.rpc_client.chain_get_block_hash(number).await
 	}
 }
 
-// Implementation required by Availability-Distribution subsystem
-// but never called in our case.
-impl AuxStore for BlockChainRpcClient {
-	fn insert_aux<
-		'a,
-		'b: 'a,
-		'c: 'a,
-		I: IntoIterator<Item = &'a (&'c [u8], &'c [u8])>,
-		D: IntoIterator<Item = &'a &'b [u8]>,
-	>(
-		&self,
-		_insert: I,
-		_delete: D,
-	) -> sp_blockchain::Result<()> {
-		unimplemented!("Not supported on the RPC collator")
-	}
-
-	fn get_aux(&self, _key: &[u8]) -> sp_blockchain::Result<Option<Vec<u8>>> {
-		unimplemented!("Not supported on the RPC collator")
-	}
-}
-
 #[async_trait::async_trait]
 impl RuntimeApiSubsystemClient for BlockChainRpcClient {
 	async fn validators(
@@ -359,8 +336,8 @@ fn block_local<T>(fut: impl Future<Output = T>) -> T {
 impl HeaderBackend<Block> for BlockChainRpcClient {
 	fn header(
 		&self,
-		hash: <Block as polkadot_service::BlockT>::Hash,
-	) -> sp_blockchain::Result<Option<<Block as polkadot_service::BlockT>::Header>> {
+		hash: <Block as BlockT>::Hash,
+	) -> sp_blockchain::Result<Option<<Block as BlockT>::Header>> {
 		Ok(block_local(self.rpc_client.chain_get_header(Some(hash)))?)
 	}
 
@@ -389,7 +366,7 @@ impl HeaderBackend<Block> for BlockChainRpcClient {
 
 	fn status(
 		&self,
-		hash: <Block as polkadot_service::BlockT>::Hash,
+		hash: <Block as BlockT>::Hash,
 	) -> sp_blockchain::Result<sp_blockchain::BlockStatus> {
 		if self.header(hash)?.is_some() {
 			Ok(sc_client_api::blockchain::BlockStatus::InChain)
@@ -400,10 +377,8 @@ impl HeaderBackend<Block> for BlockChainRpcClient {
 
 	fn number(
 		&self,
-		hash: <Block as polkadot_service::BlockT>::Hash,
-	) -> sp_blockchain::Result<
-		Option<<<Block as polkadot_service::BlockT>::Header as polkadot_service::HeaderT>::Number>,
-	> {
+		hash: <Block as BlockT>::Hash,
+	) -> sp_blockchain::Result<Option<<<Block as BlockT>::Header as HeaderT>::Number>> {
 		let result = block_local(self.rpc_client.chain_get_header(Some(hash)))?
 			.map(|maybe_header| maybe_header.number);
 		Ok(result)
@@ -411,8 +386,8 @@ impl HeaderBackend<Block> for BlockChainRpcClient {
 
 	fn hash(
 		&self,
-		number: polkadot_service::NumberFor<Block>,
-	) -> sp_blockchain::Result<Option<<Block as polkadot_service::BlockT>::Hash>> {
+		number: NumberFor<Block>,
+	) -> sp_blockchain::Result<Option<<Block as BlockT>::Hash>> {
 		Ok(block_local(self.rpc_client.chain_get_block_hash(number.into()))?)
 	}
 }

cumulus/client/relay-chain-minimal-node/src/collator_overseer.rs

@@ -14,8 +14,10 @@
 // You should have received a copy of the GNU General Public License
 // along with Polkadot.  If not, see <http://www.gnu.org/licenses/>.
 
-use cumulus_relay_chain_interface::RelayChainError;
+use futures::{select, StreamExt};
 use lru::LruCache;
+use std::sync::Arc;
+
 use polkadot_node_network_protocol::{
 	peer_set::PeerSetProtocolNames,
 	request_response::{
@@ -25,8 +27,8 @@ use polkadot_node_network_protocol::{
 };
 use polkadot_node_subsystem_util::metrics::{prometheus::Registry, Metrics};
 use polkadot_overseer::{
-	BlockInfo, DummySubsystem, MetricsTrait, Overseer, OverseerHandle, OverseerMetrics, SpawnGlue,
-	KNOWN_LEAVES_CACHE_SIZE,
+	BlockInfo, DummySubsystem, Handle, MetricsTrait, Overseer, OverseerHandle, OverseerMetrics,
+	SpawnGlue, KNOWN_LEAVES_CACHE_SIZE,
 };
 use polkadot_primitives::CollatorPair;
 use polkadot_service::{
@@ -37,18 +39,16 @@ use polkadot_service::{
 	},
 	Error, OverseerConnector,
 };
+
 use sc_authority_discovery::Service as AuthorityDiscoveryService;
 use sc_network::NetworkStateInfo;
-
-use std::sync::Arc;
+use sc_service::TaskManager;
+use sp_runtime::traits::Block as BlockT;
 
 use cumulus_primitives_core::relay_chain::{Block, Hash as PHash};
-
-use polkadot_service::{Handle, TaskManager};
+use cumulus_relay_chain_interface::RelayChainError;
 
 use crate::BlockChainRpcClient;
-use futures::{select, StreamExt};
-use sp_runtime::traits::Block as BlockT;
 
 /// Arguments passed for overseer construction.
 pub(crate) struct CollatorOverseerGenArgs<'a> {

cumulus/client/relay-chain-minimal-node/src/lib.rs

@@ -30,13 +30,11 @@ use polkadot_primitives::CollatorPair;
 use sc_authority_discovery::Service as AuthorityDiscoveryService;
 use sc_network::{Event, NetworkService};
 use sc_network_common::service::NetworkEventStream;
-use std::sync::Arc;
-
-use polkadot_service::{Configuration, TaskManager};
+use sc_service::{Configuration, TaskManager};
+use sp_runtime::{app_crypto::Pair, traits::Block as BlockT};
 
 use futures::StreamExt;
-
-use sp_runtime::{app_crypto::Pair, traits::Block as BlockT};
+use std::sync::Arc;
 
 mod collator_overseer;
 

cumulus/client/relay-chain-minimal-node/src/network.rs

@@ -15,7 +15,7 @@
 // along with Cumulus.  If not, see <http://www.gnu.org/licenses/>.
 
 use polkadot_core_primitives::{Block, Hash};
-use polkadot_service::{BlockT, NumberFor};
+use sp_runtime::traits::{Block as BlockT, NumberFor};
 
 use sc_network::NetworkService;