feat: #546 비즈니스 로직 호출 메트릭 추가 (#549)

* feat: 비즈니스 로직 호출 Counter 메트릭 AOP 추가

* refactor: 패키지 위치 및 클래스 네이밍 변경

* fix: Counter 메트릭에서 주요 비즈니스 로직이 아닌 api는 제외하도록 변경

backend/ddang/src/main/java/com/ddang/ddang/configuration/metric/LogicMetricAop.java

@@ -0,0 +1,85 @@
+package com.ddang.ddang.configuration.metric;
+
+import io.micrometer.core.instrument.Counter;
+import io.micrometer.core.instrument.MeterRegistry;
+import lombok.RequiredArgsConstructor;
+import org.aspectj.lang.ProceedingJoinPoint;
+import org.aspectj.lang.annotation.Around;
+import org.aspectj.lang.annotation.Aspect;
+import org.aspectj.lang.annotation.Pointcut;
+import org.springframework.stereotype.Component;
+import org.springframework.web.context.request.RequestContextHolder;
+
+@Aspect
+@Component
+@RequiredArgsConstructor
+public class LogicMetricAop {
+
+    private final MeterRegistry registry;
+
+    @Pointcut("@within(org.springframework.web.bind.annotation.RestController)")
+    private void restControllerAnnotatedClass() {
+    }
+
+    @Pointcut("within(com.ddang.ddang.image.presentation.ImageController)")
+    private void imageControllerClass() {
+    }
+
+    @Pointcut("within(com.ddang.ddang.region.presentation.RegionController)")
+    private void regionControllerClass() {
+    }
+
+    @Pointcut("within(com.ddang.ddang.category.presentation.CategoryController)")
+    private void categoryControllerClass() {
+    }
+
+    @Pointcut("within(com.ddang.ddang.report.presentation.ReportController)")
+    private void reportControllerClass() {
+    }
+
+    @Pointcut("within(com.ddang.ddang.device.presentation.DeviceTokenController)")
+    private void deviceTokenControllerClass() {
+    }
+
+    @Pointcut("within(com.ddang.ddang.authentication.presentation.AuthenticationController)")
+    private void authenticationControllerClass() {
+    }
+
+    @Around("restControllerAnnotatedClass() && !imageControllerClass() && !regionControllerClass() && "
+            + "!categoryControllerClass() && !reportControllerClass() && !deviceTokenControllerClass() && "
+            + "!authenticationControllerClass()")
+    public Object doLog(final ProceedingJoinPoint joinPoint) throws Throwable {
+        if (isRequestScope()) {
+            final String className = findClassSimpleName(joinPoint);
+            final String methodName = findMethodName(joinPoint);
+
+            Counter.builder("logic")
+                   .tag("class", className)
+                   .tag("method", methodName)
+                   .tag("class.method", formattedTag(className, methodName))
+                   .description("비즈니스 로직 메트릭")
+                   .register(registry)
+                   .increment();
+        }
+
+        return joinPoint.proceed();
+    }
+
+    private boolean isRequestScope() {
+        return RequestContextHolder.getRequestAttributes() != null;
+    }
+
+    private String findClassSimpleName(final ProceedingJoinPoint joinPoint) {
+        final Class<?> clazz = joinPoint.getTarget().getClass();
+
+        return clazz.getSimpleName();
+    }
+
+    private String findMethodName(final ProceedingJoinPoint joinPoint) {
+        return joinPoint.getSignature().getName();
+    }
+
+    private String formattedTag(final String className, final String methodName) {
+        return className + "." + methodName;
+    }
+}

backend/ddang/src/main/java/com/ddang/ddang/configuration/MonitoringConfiguration.java → backend/ddang/src/main/java/com/ddang/ddang/configuration/metric/MetricConfiguration.java

@@ -1,12 +1,12 @@
-package com.ddang.ddang.configuration;
+package com.ddang.ddang.configuration.metric;
 
 import org.springframework.boot.actuate.web.exchanges.HttpExchangeRepository;
 import org.springframework.boot.actuate.web.exchanges.InMemoryHttpExchangeRepository;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
 @Configuration
-public class MonitoringConfiguration {
+public class MetricConfiguration {
 
     @Bean
     public HttpExchangeRepository httpExchangeRepository() {