feat: display metadata / configuration on start

Author: metacosm

server/src/main/java/net/laprun/sustainability/power/PowerResource.java

@@ -2,19 +2,27 @@
 
 import java.time.Duration;
 
+import jakarta.enterprise.event.Observes;
 import jakarta.inject.Inject;
 import jakarta.ws.rs.*;
 import jakarta.ws.rs.core.MediaType;
 
 import org.jboss.resteasy.reactive.RestStreamElementType;
 
+import io.quarkus.logging.Log;
+import io.quarkus.runtime.StartupEvent;
 import io.smallrye.mutiny.Multi;
 
 @Path("/power")
 public class PowerResource {
     @Inject
     PowerMeasurer measurer;
 
+    public void onStartup(@Observes StartupEvent event) {
+        Log.info("\nConfigured sampling period: " + samplingPeriod() +
+                "\nDetected metadata:\n" + metadata());
+    }
+
     @GET
     @RestStreamElementType(MediaType.APPLICATION_JSON)
     @Path("{pid}")

server/src/main/java/net/laprun/sustainability/power/sensors/macos/powermetrics/MacOSPowermetricsSensor.java

@@ -9,7 +9,6 @@
 import java.util.HashSet;
 import java.util.regex.Pattern;
 
-import io.quarkus.logging.Log;
 import net.laprun.sustainability.power.SensorMeasure;
 import net.laprun.sustainability.power.SensorMetadata;
 import net.laprun.sustainability.power.sensors.AbstractPowerSensor;
@@ -89,7 +88,6 @@ void initMetadata(InputStream inputStream) {
             final var metadata = new SensorMetadata(components,
                     "macOS powermetrics derived information, see https://firefox-source-docs.mozilla.org/performance/powermetrics.html");
             cpu.setMetadata(metadata);
-            Log.info("Detected metadata:\n" + metadata);
         } catch (IOException e) {
             throw new RuntimeException(e);
         }