chore: log if metrics_endpoint but no feature flag

Author: hstove

stacks-signer/src/lib.rs

@@ -124,10 +124,7 @@ impl<S: Signer<T> + Send + 'static, T: SignerEventTrait + 'static> SpawnedSigner
         );
         let (res_send, res_recv) = channel();
         let ev = SignerEventReceiver::new(config.network.is_mainnet());
-        #[cfg(feature = "monitoring_prom")]
-        {
-            crate::monitoring::start_serving_monitoring_metrics(config.clone()).ok();
-        }
+        crate::monitoring::start_serving_monitoring_metrics(config.clone()).ok();
         let runloop = RunLoop::new(config.clone());
         let mut signer: RunLoopSigner<S, T> = libsigner::Signer::new(runloop, ev, res_send);
         let running_signer = signer.spawn(endpoint).expect("Failed to spawn signer");

stacks-signer/src/monitoring/mod.rs

@@ -19,11 +19,11 @@ use ::prometheus::HistogramTimer;
 #[cfg(feature = "monitoring_prom")]
 use slog::slog_error;
 #[cfg(not(feature = "monitoring_prom"))]
-use slog::slog_warn;
+use slog::slog_info;
 #[cfg(feature = "monitoring_prom")]
 use stacks_common::error;
 #[cfg(not(feature = "monitoring_prom"))]
-use stacks_common::warn;
+use stacks_common::info;
 
 use crate::config::GlobalConfig;
 
@@ -144,7 +144,7 @@ pub fn start_serving_monitoring_metrics(config: GlobalConfig) -> Result<(), Stri
     #[cfg(not(feature = "monitoring_prom"))]
     {
         if config.metrics_endpoint.is_some() {
-            warn!("Not starting monitoring metrics server as the monitoring_prom feature is not enabled");
+            info!("`metrics_endpoint` is configured for the signer, but the monitoring_prom feature is not enabled. Not starting monitoring metrics server.");
         }
     }
     Ok(())