Feat(#171-project): 커스텀 어노테이션 생성

src/main/java/com/_8attery/seesaw/annotation/ClientIp.java

@@ -0,0 +1,11 @@
+package com._8attery.seesaw.annotation;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Target(ElementType.PARAMETER)
+@Retention(RetentionPolicy.RUNTIME)
+public @interface ClientIp {
+}

src/main/java/com/_8attery/seesaw/config/resolver/ClientIpResolver.java

@@ -0,0 +1,48 @@
+package com._8attery.seesaw.config.resolver;
+
+import com._8attery.seesaw.annotation.ClientIp;
+import org.springframework.core.MethodParameter;
+import org.springframework.stereotype.Component;
+import org.springframework.web.bind.support.WebDataBinderFactory;
+import org.springframework.web.context.request.NativeWebRequest;
+import org.springframework.web.method.support.HandlerMethodArgumentResolver;
+import org.springframework.web.method.support.ModelAndViewContainer;
+
+import javax.servlet.http.HttpServletRequest;
+
+@Component
+public class ClientIpResolver implements HandlerMethodArgumentResolver {
+    private static final String[] IP_HEADER_CANDIDATES = {
+            "X-Forwarded-For",
+            "Proxy-Client-IP",
+            "WL-Proxy-Client-IP",
+            "HTTP_X_FORWARDED_FOR",
+            "HTTP_X_FORWARDED",
+            "HTTP_X_CLUSTER_CLIENT_IP",
+            "HTTP_CLIENT_IP",
+            "HTTP_FORWARDED_FOR",
+            "HTTP_FORWARDED",
+            "HTTP_VIA",
+            "REMOTE_ADDR"
+    };
+
+    @Override
+    public boolean supportsParameter(MethodParameter parameter) {
+        return parameter.hasParameterAnnotation(ClientIp.class);
+    }
+
+    @Override
+    public Object resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer, NativeWebRequest webRequest, WebDataBinderFactory binderFactory) throws Exception {
+        HttpServletRequest request = (HttpServletRequest) webRequest.getNativeRequest();
+
+        for (String header : IP_HEADER_CANDIDATES) {
+            String ip = request.getHeader(header);
+
+            if (ip != null && ip.length() != 0 && !"unknown".equalsIgnoreCase(ip)) {
+                return ip;
+            }
+        }
+
+        return request.getRemoteAddr();
+    }
+}

src/main/resources/logback-spring.xml

@@ -2,7 +2,7 @@
 
 <configuration>
     <!-- 변수 설정 -->
-    <property name="LOG_DIR_SERVER" value="/var/log"/>
+    <property name="LOG_DIR_SERVER" value="./var/log"/>
     <property name="LOG_FILE" value="logfile.log"/>
     <property name="LOG_FILE_PROD" value="${LOG_DIR_SERVER}/${LOG_FILE}"/>
     <property name="LOG_FILE_LOCAL" value="./log/${LOG_FILE}"/>