login : login check (interceptor)

login/src/main/java/hello/login/WebConfig.java

@@ -3,6 +3,7 @@ package hello.login;
 import hello.login.web.filter.LogFilter;
 import hello.login.web.filter.LoginCheckFilter;
 import hello.login.web.interceptor.LogInterceptor;
+import hello.login.web.interceptor.LoginCheckInterceptor;
 import org.springframework.boot.web.servlet.FilterRegistrationBean;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
@@ -20,6 +21,11 @@ public class WebConfig implements WebMvcConfigurer {
                 .order(1)
                 .addPathPatterns("/**")
                 .excludePathPatterns("/css/**", "/*.ico", "/error");
+
+        registry.addInterceptor(new LoginCheckInterceptor())
+                .order(2)
+                .addPathPatterns("/**")
+                .excludePathPatterns("/", "/members/add", "/login", "/logout", "/css/**", "/*.ico", "/error");
     }
 
 //    @Bean
@@ -32,7 +38,7 @@ public class WebConfig implements WebMvcConfigurer {
         return filterRegistrationBean;
     }
 
-    @Bean
+//    @Bean
     public FilterRegistrationBean<Filter> loginCheckFilter() {
         FilterRegistrationBean<Filter> filterRegistrationBean = new FilterRegistrationBean<>();
         filterRegistrationBean.setFilter( new LoginCheckFilter());

login/src/main/java/hello/login/web/interceptor/LoginCheckInterceptor.java

@@ -0,0 +1,31 @@
+package hello.login.web.interceptor;
+
+import hello.login.web.SessionConst;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.servlet.HandlerInterceptor;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+@Slf4j
+public class LoginCheckInterceptor implements HandlerInterceptor {
+
+    @Override
+    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
+
+        String requestURI = request.getRequestURI();
+        log.info("인증 체크 인터셉터 실행 {}", requestURI);
+
+        HttpSession session = request.getSession();
+
+        if (session == null || session.getAttribute(SessionConst.LOGIN_MEMBER) == null) {
+            log.info("미인증 사용자 요청");
+            // 로그인으로 redirect
+            response.sendRedirect("/login?redirectURL=" + requestURI);
+            return false;
+        }
+
+        return true;
+    }
+}