Add the ability to change the informant's prefix

cli/src/command.rs

@@ -124,7 +124,8 @@ pub fn run() -> Result<()> {
 							None,
 							authority_discovery_enabled,
 							6000,
-							grandpa_pause
+							grandpa_pause,
+							None,
 						).map(|(s, _, _)| s)
 					},
 					service::KusamaExecutor::native_version().runtime_version
@@ -141,7 +142,8 @@ pub fn run() -> Result<()> {
 							None,
 							authority_discovery_enabled,
 							6000,
-							grandpa_pause
+							grandpa_pause,
+							None,
 						).map(|(s, _, _)| s)
 					},
 					service::WestendExecutor::native_version().runtime_version
@@ -158,7 +160,8 @@ pub fn run() -> Result<()> {
 							None,
 							authority_discovery_enabled,
 							6000,
-							grandpa_pause
+							grandpa_pause,
+							None,
 						).map(|(s, _, _)| s)
 					},
 					service::PolkadotExecutor::native_version().runtime_version

collator/src/lib.rs

@@ -333,6 +333,7 @@ pub async fn start_collator<P>(
 	para_id: ParaId,
 	key: Arc<CollatorPair>,
 	config: Configuration,
+	informant_prefix: Option<String>,
 ) -> Result<(), polkadot_service::Error>
 where
 	P: 'static + BuildParachainContext,
@@ -351,7 +352,8 @@ where
 				None,
 				false,
 				6000,
-				None
+				None,
+				informant_prefix,
 			)?;
 			let spawn_handle = service.spawn_task_handle();
 			build_collator_service(
@@ -371,7 +373,8 @@ where
 				None,
 				false,
 				6000,
-				None
+				None,
+				informant_prefix,
 			)?;
 			let spawn_handle = service.spawn_task_handle();
 			build_collator_service(
@@ -450,6 +453,7 @@ mod tests {
 			0.into(),
 			Arc::new(CollatorPair::generate().0),
 			config,
+			None,
 		));
 	}
 }

parachain/test-parachains/adder/collator/src/main.rs

@@ -141,6 +141,7 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
 			id,
 			key,
 			config,
+			None,
 		).map_err(|e| e.into())
 	})?;
 

service/src/lib.rs

@@ -149,7 +149,7 @@ fn set_prometheus_registry(config: &mut Configuration) -> Result<(), ServiceErro
 /// Use this macro if you don't actually need the full service, but just the builder in order to
 /// be able to perform chain operations.
 macro_rules! new_full_start {
-	($config:expr, $runtime:ty, $executor:ty) => {{
+	($config:expr, $runtime:ty, $executor:ty, $informant_prefix:expr $(,)?) => {{
 		set_prometheus_registry(&mut $config)?;
 
 		let mut import_setup = None;
@@ -158,6 +158,7 @@ macro_rules! new_full_start {
 		let builder = service::ServiceBuilder::new_full::<
 			Block, $runtime, $executor
 		>($config)?
+			.with_informant_prefix($informant_prefix.unwrap_or_default())?
 			.with_select_chain(|_, backend| {
 				Ok(sc_consensus::LongestChain::new(backend.clone()))
 			})?
@@ -274,7 +275,8 @@ macro_rules! new_full {
 		$slot_duration:expr,
 		$grandpa_pause:expr,
 		$runtime:ty,
-		$dispatch:ty
+		$dispatch:ty,
+		$informant_prefix:expr $(,)?
 	) => {{
 		use sc_network::Event;
 		use sc_client_api::ExecutorProvider;
@@ -296,7 +298,7 @@ macro_rules! new_full {
 		let slot_duration = $slot_duration;
 
 		let (builder, mut import_setup, inherent_data_providers, mut rpc_setup) =
-			new_full_start!($config, $runtime, $dispatch);
+			new_full_start!($config, $runtime, $dispatch, $informant_prefix);
 
 		let service = builder
 			.with_finality_proof_provider(|client, backend| {
@@ -647,7 +649,7 @@ where
 	<Runtime::RuntimeApi as sp_api::ApiExt<Block>>::StateBackend: sp_api::StateBackend<BlakeTwo256>,
 {
 	config.keystore = service::config::KeystoreConfig::InMemory;
-	Ok(new_full_start!(config, Runtime, Dispatch).0)
+	Ok(new_full_start!(config, Runtime, Dispatch, None).0)
 }
 
 /// Create a new Polkadot service for a full node.
@@ -659,6 +661,7 @@ pub fn polkadot_new_full(
 	authority_discovery_enabled: bool,
 	slot_duration: u64,
 	grandpa_pause: Option<(u32, u32)>,
+	informant_prefix: Option<String>,
 )
 	-> Result<(
 		impl AbstractService,
@@ -678,7 +681,8 @@ pub fn polkadot_new_full(
 		slot_duration,
 		grandpa_pause,
 		polkadot_runtime::RuntimeApi,
-		PolkadotExecutor
+		PolkadotExecutor,
+		informant_prefix,
 	);
 
 	Ok((service, client, handles))
@@ -693,6 +697,7 @@ pub fn kusama_new_full(
 	authority_discovery_enabled: bool,
 	slot_duration: u64,
 	grandpa_pause: Option<(u32, u32)>,
+	informant_prefix: Option<String>,
 ) -> Result<(
 		impl AbstractService,
 		Arc<impl PolkadotClient<
@@ -712,7 +717,8 @@ pub fn kusama_new_full(
 		slot_duration,
 		grandpa_pause,
 		kusama_runtime::RuntimeApi,
-		KusamaExecutor
+		KusamaExecutor,
+		informant_prefix,
 	);
 
 	Ok((service, client, handles))
@@ -727,6 +733,7 @@ pub fn westend_new_full(
 	authority_discovery_enabled: bool,
 	slot_duration: u64,
 	grandpa_pause: Option<(u32, u32)>,
+	informant_prefix: Option<String>,
 )
 	-> Result<(
 		impl AbstractService,
@@ -746,7 +753,8 @@ pub fn westend_new_full(
 		slot_duration,
 		grandpa_pause,
 		westend_runtime::RuntimeApi,
-		WestendExecutor
+		WestendExecutor,
+		informant_prefix,
 	);
 
 	Ok((service, client, handles))