[JWT 필터 및 보안 설정 개선] JwtTokenValidationFilter에서 불필요한 의존성을 제거하고, WebSecurity에서 공개 및 API 경로에 대한 SecurityFilterChain을 추가하여 인증 경로를 명확히 설정함. application.properties에서 허용 경로 설정을 제거하여 코드 정리.

src/main/java/com/bio/bio_backend/global/filter/JwtTokenValidationFilter.java

@@ -1,12 +1,10 @@
 package com.bio.bio_backend.global.filter;
 
 import java.io.IOException;
-import java.time.LocalDateTime;
-import java.util.Objects;
 
 import com.bio.bio_backend.domain.base.member.dto.MemberDto;
 import com.bio.bio_backend.global.utils.HttpUtils;
-import org.springframework.core.env.Environment;
+
 import org.springframework.http.MediaType;
 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
 import org.springframework.security.core.context.SecurityContextHolder;
@@ -24,7 +22,7 @@ import com.bio.bio_backend.global.dto.ApiResponseDto;
 import com.bio.bio_backend.domain.base.member.service.MemberService;
 import com.bio.bio_backend.global.constants.ApiResponseCode;
 import com.bio.bio_backend.global.utils.JwtUtils;
-import com.bio.bio_backend.global.config.SecurityPathConfig;
+
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 
@@ -35,16 +33,8 @@ public class JwtTokenValidationFilter extends OncePerRequestFilter {
     private final JwtUtils jwtUtils;
     private final HttpUtils httpUtils;
     private final MemberService memberService;
-    private final Environment env;
-    private final SecurityPathConfig securityPathConfig;
 
-    @Override
-    protected boolean shouldNotFilter(HttpServletRequest request) throws ServletException {
-        String path = request.getRequestURI();
-        String contextPath = env.getProperty("server.servlet.context-path", "");
 
-        return securityPathConfig.isPermittedPath(path, contextPath);
-    }
 
     @Override
     protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response,

src/main/java/com/bio/bio_backend/global/security/WebSecurity.java

@@ -4,7 +4,8 @@ import com.bio.bio_backend.global.filter.JwtTokenIssuanceFilter;
 import com.bio.bio_backend.global.filter.JwtTokenValidationFilter;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
-import org.springframework.core.env.Environment;
+import org.springframework.core.annotation.Order;
+
 import org.springframework.security.authentication.AuthenticationManager;
 import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;
@@ -23,7 +24,6 @@ import com.bio.bio_backend.domain.base.member.mapper.MemberMapper;
 import com.bio.bio_backend.global.exception.CustomAuthenticationFailureHandler;
 import com.bio.bio_backend.global.utils.JwtUtils;
 import com.bio.bio_backend.global.utils.HttpUtils;
-import com.bio.bio_backend.global.config.SecurityPathConfig;
 import lombok.RequiredArgsConstructor;
 
 @Configuration
@@ -35,12 +35,10 @@ public class WebSecurity {
     private final BCryptPasswordEncoder bCryptPasswordEncoder;
     private final JwtUtils jwtUtils;
     private final ObjectMapper objectMapper;
-    private final Environment env;
-    private final SecurityPathConfig securityPathConfig;
     private final HttpUtils httpUtils;
     private final MemberMapper memberMapper;
 
-    private JwtTokenIssuanceFilter getJwtTokenIssuanceFilter(AuthenticationManager authenticationManager) throws Exception {
+    private JwtTokenIssuanceFilter getJwtTokenIssuanceFilter(AuthenticationManager authenticationManager) {
         JwtTokenIssuanceFilter filter = new JwtTokenIssuanceFilter(authenticationManager, jwtUtils, objectMapper, memberService, httpUtils, memberMapper);
         filter.setFilterProcessesUrl("/login");
         filter.setAuthenticationFailureHandler(new CustomAuthenticationFailureHandler(objectMapper));
@@ -48,14 +46,62 @@ public class WebSecurity {
     }
 
     private JwtTokenValidationFilter getJwtTokenValidationFilter() {
-        return new JwtTokenValidationFilter(jwtUtils, httpUtils, memberService, env, securityPathConfig);
+        return new JwtTokenValidationFilter(jwtUtils, httpUtils, memberService);
     }
 
 
-    
+    /**
+     * 공개 경로용 SecurityFilterChain (우선순위 1)
+     * 
+     * 처리 경로:
+     * - 인증 관련: /login, /logout, /members/register
+     * - API 문서: /swagger-ui/**, /api-docs/**
+     * - WebSocket: /ws/**
+     * - 모니터링: /actuator/**
+     * 
+     * 모든 경로는 인증 없이 접근 가능
+     */
     @Bean
-    SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
+    @Order(1)
+    SecurityFilterChain publicChain(HttpSecurity http) throws Exception {
+        http
+            .securityMatcher(
+                // 인증 관련 공개 경로
+                "/logout", "/members/register",
                 
+                // Swagger UI 관련 경로
+                "/swagger-ui/**", "/swagger-ui.html", "/swagger-ui/index.html",
+                
+                // API 문서 관련 경로
+                "/api-docs", "/api-docs/**", "/v3/api-docs", "/v3/api-docs/**",
+                
+                // WebSocket 관련 경로
+                "/ws/**",
+                
+                // Actuator 모니터링 경로
+                "/actuator/**", "/actuator/health/**", "/actuator/info"
+            )
+            .csrf(AbstractHttpConfigurer::disable)
+            .authorizeHttpRequests(auth -> auth.anyRequest().permitAll())
+            .sessionManagement(session -> 
+                session.sessionCreationPolicy(SessionCreationPolicy.STATELESS)
+            );
+        return http.build();
+    }
+
+    /**
+     * API 경로용 SecurityFilterChain (우선순위 2)
+     * 
+     * 처리 경로: publicChain에서 처리되지 않는 모든 경로
+     * - 비즈니스 API 엔드포인트
+     * - 사용자 데이터 관련 API
+     * - 관리자 기능 API
+     * 
+     * 모든 요청에 대해 JWT 토큰 인증 필수
+     */
+    @Bean
+    @Order(2)
+    SecurityFilterChain apiChain(HttpSecurity http) throws Exception {
         // AuthenticationManager 설정
         AuthenticationManagerBuilder authenticationManagerBuilder =
                 http.getSharedObject(AuthenticationManagerBuilder.class);
@@ -63,25 +109,16 @@ public class WebSecurity {
 
         AuthenticationManager authenticationManager = authenticationManagerBuilder.build();
 
-        // 설정 파일에서 허용할 경로 가져오기
+        http
-        String[] permitAllPaths = securityPathConfig.getPermitAllPaths().toArray(new String[0]);
+            .csrf(AbstractHttpConfigurer::disable)
-
+            .authorizeHttpRequests(auth -> auth.anyRequest().authenticated())
-        http.csrf(AbstractHttpConfigurer::disable)          //csrf 비활성화
-                .authorizeHttpRequests(request ->               //request 허용 설정
-                        request
-                            .requestMatchers(permitAllPaths).permitAll()  // 설정 파일에서 허용할 경로
-                            .anyRequest().authenticated()  // 나머지 요청은 인증 필요
-                )
             .authenticationManager(authenticationManager)
             .sessionManagement(session -> 
-                    session.sessionCreationPolicy(SessionCreationPolicy.STATELESS)  // 세션 사용 안함
+                session.sessionCreationPolicy(SessionCreationPolicy.STATELESS)
             )
-                .logout(AbstractHttpConfigurer::disable);
+            .logout(AbstractHttpConfigurer::disable)
-        http
+            .addFilterBefore(getJwtTokenIssuanceFilter(authenticationManager), UsernamePasswordAuthenticationFilter.class)  // 토큰 발급
-            // 1단계: JWT 토큰 발급 필터 (로그인 요청 처리 및 토큰 발급)
+            .addFilterBefore(getJwtTokenValidationFilter(), UsernamePasswordAuthenticationFilter.class);  // 토큰 검증
-            .addFilterBefore(getJwtTokenIssuanceFilter(authenticationManager), UsernamePasswordAuthenticationFilter.class)
-            // 2단계: JWT 토큰 검증 필터 (자동 토큰 갱신 포함)
-            .addFilterBefore(getJwtTokenValidationFilter(), UsernamePasswordAuthenticationFilter.class);
 
         return http.build();
     }

src/main/resources/application.properties

@@ -114,10 +114,6 @@ springdoc.swagger-ui.disable-swagger-default-url=true
 springdoc.default-produces-media-type=application/json
 springdoc.default-consumes-media-type=application/json
 
-# ========================================
-# 보안 설정 - 허용할 경로
-security.permit-all-paths=/login,/logout,/members/register,/swagger-ui/**,/swagger-ui.html,/swagger-ui/index.html,/api-docs,/api-docs/**,/v3/api-docs,/v3/api-docs/**,/ws/**,/actuator/**,/actuator/health/**,/actuator/info
-
 # 파일 업로드 설정
 # ========================================
 spring.servlet.multipart.enabled=true