Add request logging middleware for pod log visibility

- Add gunicorn access/error log options to Dockerfile
- Create RequestLoggingMiddleware for detailed request logging
- Log request method, path, host, IP, NHN headers, response status, duration

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Dockerfile

@@ -19,4 +19,4 @@ COPY . .
 
 EXPOSE 8000
 
-CMD ["gunicorn", "--workers=3", "--bind=0.0.0.0:8000", "nhn_prj.wsgi:application"]
+CMD ["gunicorn", "--workers=3", "--bind=0.0.0.0:8000", "--access-logfile=-", "--error-logfile=-", "--capture-output", "--log-level=info", "nhn_prj.wsgi:application"]

nhn_prj/middleware.py

@@ -0,0 +1,53 @@
+# nhn_prj/middleware.py
+import logging
+import time
+
+logger = logging.getLogger(__name__)
+
+
+class RequestLoggingMiddleware:
+    """모든 요청을 로깅하는 미들웨어"""
+
+    def __init__(self, get_response):
+        self.get_response = get_response
+
+    def __call__(self, request):
+        # 요청 시작 시간
+        start_time = time.time()
+
+        # 요청 정보 로깅
+        logger.info(
+            f"[REQUEST] {request.method} {request.path} "
+            f"| Host: {request.get_host()} "
+            f"| IP: {self.get_client_ip(request)}"
+        )
+
+        # 헤더 로깅 (디버깅용)
+        nhn_headers = {
+            k: v for k, v in request.headers.items()
+            if k.lower().startswith('x-nhn')
+        }
+        if nhn_headers:
+            logger.info(f"[HEADERS] NHN Headers: {nhn_headers}")
+
+        # 응답 처리
+        response = self.get_response(request)
+
+        # 응답 시간 계산
+        duration = time.time() - start_time
+
+        # 응답 정보 로깅
+        logger.info(
+            f"[RESPONSE] {request.method} {request.path} "
+            f"| Status: {response.status_code} "
+            f"| Duration: {duration:.3f}s"
+        )
+
+        return response
+
+    def get_client_ip(self, request):
+        """클라이언트 IP 추출"""
+        x_forwarded_for = request.META.get('HTTP_X_FORWARDED_FOR')
+        if x_forwarded_for:
+            return x_forwarded_for.split(',')[0].strip()
+        return request.META.get('REMOTE_ADDR', 'unknown')

nhn_prj/settings.py

@@ -38,6 +38,7 @@ INSTALLED_APPS = [
 ]
 
 MIDDLEWARE = [
+    "nhn_prj.middleware.RequestLoggingMiddleware",  # 요청 로깅 (맨 위)
     "corsheaders.middleware.CorsMiddleware",
     "django.middleware.security.SecurityMiddleware",
     "django.contrib.sessions.middleware.SessionMiddleware",
@@ -240,5 +241,11 @@ LOGGING = {
             "level": "INFO",
             "propagate": False,
         },
+        # 요청 로깅 미들웨어
+        "nhn_prj.middleware": {
+            "handlers": ["console"],
+            "level": "INFO",
+            "propagate": False,
+        },
     },
 }