Bring back log prefixing (#245)

cumulus/Cargo.lock

@@ -1218,6 +1218,7 @@ dependencies = [
  "polkadot-overseer",
  "polkadot-primitives",
  "polkadot-service",
+ "sc-cli",
  "sc-client-api",
  "sc-service",
  "sp-api",

cumulus/rococo-parachains/src/service.rs

@@ -94,6 +94,7 @@ pub fn new_partial(
 /// Start a node with the given parachain `Configuration` and relay chain `Configuration`.
 ///
 /// This is the actual implementation that is abstract over the executor and the runtime api.
+#[sc_cli::prefix_logs_with("Parachain")]
 async fn start_node_impl<RB>(
 	parachain_config: Configuration,
 	collator_key: CollatorPair,

cumulus/service/Cargo.toml

@@ -13,6 +13,7 @@ cumulus-primitives = { path = "../primitives" }
 # Substrate dependencies
 sc-service = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sc-client-api = { git = "https://github.com/paritytech/substrate", branch = "master" }
+sc-cli = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sp-consensus = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sp-runtime = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sp-api = { git = "https://github.com/paritytech/substrate", branch = "master" }

cumulus/service/src/lib.rs

@@ -292,6 +292,7 @@ pub fn prepare_node_config(mut parachain_config: Configuration) -> Configuration
 }
 
 /// Build the Polkadot full node using the given `config`.
+#[sc_cli::prefix_logs_with("Relaychain")]
 pub fn build_polkadot_full_node(
 	config: Configuration,
 	collator_id: CollatorId,