sc-cli: add no-beefy flag to cli config (#14754)

Signed-off-by: Adrian Catangiu <adrian@parity.io>

substrate/client/cli/src/commands/run_cmd.rs

@@ -51,6 +51,10 @@ pub struct RunCmd {
 	#[arg(long)]
 	pub no_grandpa: bool,
 
+	/// Disable BEEFY voter when running in validator mode, otherwise disable the BEEFY observer.
+	#[arg(long)]
+	pub no_beefy: bool,
+
 	/// Listen to all RPC interfaces.
 	/// Default is local. Note: not all RPC methods are safe to be exposed publicly. Use an RPC
 	/// proxy server to filter out dangerous methods. More details:
@@ -313,6 +317,10 @@ impl CliConfiguration for RunCmd {
 		Ok(self.no_grandpa)
 	}
 
+	fn disable_beefy(&self) -> Result<bool> {
+		Ok(self.no_beefy)
+	}
+
 	fn rpc_max_connections(&self) -> Result<u32> {
 		Ok(self.rpc_max_connections)
 	}

substrate/client/cli/src/config.rs

@@ -381,6 +381,13 @@ pub trait CliConfiguration<DCV: DefaultConfigurationValues = ()>: Sized {
 		Ok(Default::default())
 	}
 
+	/// Returns `Ok(true)` if BEEFY should be disabled
+	///
+	/// By default this is `false`.
+	fn disable_beefy(&self) -> Result<bool> {
+		Ok(Default::default())
+	}
+
 	/// Get the development key seed from the current object
 	///
 	/// By default this is `None`.
@@ -508,6 +515,7 @@ pub trait CliConfiguration<DCV: DefaultConfigurationValues = ()>: Sized {
 			offchain_worker: self.offchain_worker(&role)?,
 			force_authoring: self.force_authoring()?,
 			disable_grandpa: self.disable_grandpa()?,
+			disable_beefy: self.disable_beefy()?,
 			dev_key_seed: self.dev_key_seed(is_dev)?,
 			tracing_targets: self.tracing_targets()?,
 			tracing_receiver: self.tracing_receiver()?,

substrate/client/cli/src/runner.rs

@@ -280,6 +280,7 @@ mod tests {
 				offchain_worker: Default::default(),
 				force_authoring: false,
 				disable_grandpa: false,
+				disable_beefy: false,
 				dev_key_seed: None,
 				tracing_targets: None,
 				tracing_receiver: Default::default(),