Grandpa warp sync request-response protocol

Cargo.toml

@@ -38,6 +38,7 @@ members = [
 	"client/executor/wasmi",
 	"client/executor/wasmtime",
 	"client/finality-grandpa",
+	"client/grandpa-warp-sync",
 	"client/informant",
 	"client/keystore",
 	"client/light",

bin/node/cli/Cargo.toml

@@ -75,6 +75,7 @@ sc-service = { version = "0.8.0", default-features = false, path = "../../../cli
 sc-tracing = { version = "2.0.0", path = "../../../client/tracing" }
 sc-telemetry = { version = "2.0.0", path = "../../../client/telemetry" }
 sc-authority-discovery = { version = "0.8.0",  path = "../../../client/authority-discovery" }
+sc-grandpa-warp-sync = { version = "0.8.0", path = "../../../client/grandpa-warp-sync" }
 
 # frame dependencies
 pallet-indices = { version = "2.0.0", path = "../../../frame/indices" }

bin/node/cli/src/cli.rs

@@ -36,13 +36,6 @@ pub enum Subcommand {
 	/// Key management cli utilities
 	Key(KeySubcommand),
 
-	/// The custom inspect subcommmand for decoding blocks and extrinsics.
-	#[structopt(
-		name = "inspect",
-		about = "Decode given block or extrinsic using current native runtime."
-	)]
-	Inspect(node_inspect::cli::InspectCmd),
-
 	/// The custom benchmark subcommmand benchmarking runtime pallets.
 	#[structopt(name = "benchmark", about = "Benchmark runtime pallets.")]
 	Benchmark(frame_benchmarking_cli::BenchmarkCmd),

bin/node/cli/src/command.rs

@@ -79,11 +79,6 @@ pub fn run() -> Result<()> {
 				}
 			})
 		}
-		Some(Subcommand::Inspect(cmd)) => {
-			let runner = cli.create_runner(cmd)?;
-
-			runner.sync_run(|config| cmd.run::<Block, RuntimeApi, Executor>(config))
-		}
 		Some(Subcommand::Benchmark(cmd)) => {
 			if cfg!(feature = "runtime-benchmarks") {
 				let runner = cli.create_runner(cmd)?;

bin/node/cli/src/service.rs

@@ -180,6 +180,10 @@ pub fn new_full_base(
 
 	config.network.notifications_protocols.push(grandpa::GRANDPA_PROTOCOL_NAME.into());
 
+	config.network.request_response_protocols.push(sc_grandpa_warp_sync::protocol_config_for_chain(
+		&config, task_manager.spawn_handle(), backend.clone(),
+	));
+
 	let (network, network_status_sinks, system_rpc_tx, network_starter) =
 		sc_service::build_network(sc_service::BuildNetworkParams {
 			config: &config,