로그 ip 확인 로직 수정

src/main/java/com/kamco/cd/kamcoback/auth/CustomAuthenticationProvider.java

@@ -4,9 +4,11 @@ import com.kamco.cd.kamcoback.common.enums.StatusType;
 import com.kamco.cd.kamcoback.common.enums.error.AuthErrorCode;
 import com.kamco.cd.kamcoback.common.exception.CustomApiException;
 import com.kamco.cd.kamcoback.common.utils.HeaderUtil;
+import com.kamco.cd.kamcoback.config.api.ApiLogFunction;
 import com.kamco.cd.kamcoback.postgres.entity.MemberEntity;
 import com.kamco.cd.kamcoback.postgres.repository.members.MembersRepository;
 import jakarta.servlet.http.HttpServletRequest;
+import java.util.Optional;
 import lombok.RequiredArgsConstructor;
 import org.mindrot.jbcrypt.BCrypt;
 import org.springframework.security.authentication.AuthenticationProvider;
@@ -60,7 +62,11 @@ public class CustomAuthenticationProvider implements AuthenticationProvider {
 
     // front에서 전달한 사용자 ip 등록
     HttpServletRequest req = (attr != null) ? attr.getRequest() : null;
-    String ip = (req != null) ? HeaderUtil.get(req, "X-Forwarded-For") : null;
+    String ip =
+        (req != null)
+            ? Optional.ofNullable(HeaderUtil.get(req, "kamco-user-ip"))
+                .orElseGet(() -> ApiLogFunction.getXFowardedForIp(req))
+            : null;
 
     UsernamePasswordAuthenticationToken token =
         new UsernamePasswordAuthenticationToken(userDetails, null, userDetails.getAuthorities());