access_token 이 없지만 refresh_token 이 있으면 access_token 갱신처리

이미 로그인 한 상태에서 로그인 페이지로 이동하면 첫페이지로 리다이렉트

src/App.tsx

@@ -1,5 +1,5 @@
 import React, { Suspense, useEffect } from 'react'
-import { HashRouter, Route, Routes } from 'react-router-dom'
+import { HashRouter, Route, Routes, Navigate } from 'react-router-dom'
 import { useSelector } from 'react-redux'
 import { RootState } from 'src/store'
 
@@ -19,9 +19,13 @@ const Page404 = React.lazy(() => import('src/views/pages/page404/Page404'))
 const Page500 = React.lazy(() => import('src/views/pages/page500/Page500'))
 const ProtectedRoute = React.lazy(() => import('src/routes/ProtectedRoute'))
 
+import { useAuth } from 'src/hooks/useAuth'
+
 const App = () => {
   const { isColorModeSet, setColorMode } = useColorModes('coreui-free-react-admin-template-theme')
   const storedTheme = useSelector((state: RootState) => state.theme)
+  const { state: authState } = useAuth()
+  const { isAuthenticated, loading: authLoading } = authState
 
   useEffect(() => {
     const urlParams = new URLSearchParams(window.location.href.split('?')[1])
@@ -37,6 +41,14 @@ const App = () => {
     setColorMode(storedTheme)
   }, []) // eslint-disable-line react-hooks/exhaustive-deps
 
+  if (authLoading) {
+    return (
+      <div className="pt-3 text-center">
+        <CSpinner color="primary" variant="grow" />
+      </div>
+    )
+  }
+
   return (
     <HashRouter>
       <Suspense
@@ -47,25 +59,20 @@ const App = () => {
         }
       >
         <Routes>
-          <Route path="/login" element={<Login />} />
-          <Route
-            path="/register"
-            element={
-              <ProtectedRoute>
-                <Register />
-              </ProtectedRoute>
-            }
-          />
+          {/* 1. 로그인 여부와 관계없이 항상 독립적으로 표시되는 페이지 */}
+          <Route path="/register" element={<Register />} />
           <Route path="/404" element={<Page404 />} />
           <Route path="/500" element={<Page500 />} />
-          <Route
-            path="*"
-            element={
-              <ProtectedRoute>
-                <DefaultLayout />
-              </ProtectedRoute>
-            }
-          />
+
+          {/* 2. 인증 상태에 따른 조건부 라우팅 */}
+          {!isAuthenticated ? (
+            <>
+              <Route path="/login" element={<Login />} />
+              <Route path="*" element={<Navigate to="/login" replace />} />
+            </>
+          ) : (
+            <Route path="*" element={<DefaultLayout />} />
+          )}
         </Routes>
       </Suspense>
     </HashRouter>

src/axios/authService.ts

@@ -9,6 +9,14 @@ export const getAccessTokenFromCookie = (): string | null => {
     return null;
 };
 
+export const getRefreshTokenFromCookie = (): string | null => {
+    const name = 'refresh_token';
+    const value = `; ${document.cookie}`;
+    const parts = value.split(`; ${name}=`);
+    if (parts.length === 2) return parts.pop()?.split(';').shift() || null;
+    return null;
+};
+
 export interface LoginCredentials {
     memberId: string;
     password: string;
@@ -77,3 +85,14 @@ export const getUserFromToken = (token: string): DecodedToken | null => {
         return null;
     }
 };
+
+// Access Token 갱신 API
+export const renewAccessToken = async (refreshToken: string): Promise<AuthResponse> => {
+    // Refresh Token을 Header에 담아 전송 (Authorization: Bearer <token>)
+    const response = await axios.post<AuthResponse>('/auth/renewAccessToken', null, {
+        headers: {
+            'Authorization': `Bearer ${refreshToken}`
+        }
+    });
+    return response.data;
+};

src/axios/axios.ts

@@ -6,6 +6,7 @@ const API_URL = '/api/v1/';
 const instance = axios.create({
     baseURL: API_URL,
     timeout: 10000,
+    withCredentials: true,
     headers: {
         'Content-Type': 'application/json'
     }

src/components/AppContent.tsx

@@ -21,7 +21,8 @@ const AppContent = () => {
               )
             )
           })}
-          <Route path="/" element={<Navigate to="dashboard" replace />} />
+          <Route path="/" element={<Navigate to="/dashboard" replace />} />
+          <Route path="/login" element={<Navigate to="/dashboard" replace />} />
         </Routes>
       </Suspense>
     </CContainer>

src/context/AuthContext.tsx

@@ -1,6 +1,6 @@
 import React, { createContext, useReducer, useEffect } from 'react';
 
-import { isTokenValid, getAccessTokenFromCookie, getUserFromToken } from 'src/axios/authService';
+import { isTokenValid, getAccessTokenFromCookie, getUserFromToken, getRefreshTokenFromCookie, renewAccessToken } from 'src/axios/authService';
 
 // 사용자 타입 정의
 export interface Member {
@@ -122,7 +122,28 @@ export const AuthProvider: React.FC<{ children: React.ReactNode }> = ({ children
     useEffect(() => {
         const loadUser = async () => {
             // localStorage 또는 Cookie에서 토큰 확인
-            let token = localStorage.getItem('accessToken') || getAccessTokenFromCookie();
+            let token = localStorage.getItem('accessToken') || localStorage.getItem('access_token') || getAccessTokenFromCookie();
+
+            if (!token || !isTokenValid(token)) {
+                // Access Token이 없거나 만료된 경우 Refresh Token 확인
+                let refreshToken = localStorage.getItem('refreshToken') || localStorage.getItem('refresh_token') || getRefreshTokenFromCookie();
+
+                // refreshToken으로 Access Token 갱신 시도
+                try {
+                    const response = await renewAccessToken(refreshToken || '');
+                    if (response.resultCode === '200') {
+                        // 갱신 성공 시 새로운 Access Token 가져오기
+                        const newToken = response.resultData || getAccessTokenFromCookie() || localStorage.getItem('accessToken');
+                        if (newToken && isTokenValid(newToken)) {
+                            token = newToken;
+                            // 갱신된 토큰을 localStorage에 즉시 저장
+                            localStorage.setItem('accessToken', token);
+                        }
+                    }
+                } catch (error) {
+                    // 갱신 실패 무시
+                }
+            }
 
             if (!token || !isTokenValid(token)) {
                 dispatch({ type: 'LOGOUT' });
@@ -130,12 +151,12 @@ export const AuthProvider: React.FC<{ children: React.ReactNode }> = ({ children
             }
 
             try {
-                // 토큰이 쿠키에만 있고 localStorage에 없으면 저장해줌 (일관성 유지)
-                if (!localStorage.getItem('accessToken')) {
+                // 토큰이 존재하고 유효한 경우, localStorage와 동기화 (갱신 등으로 변경되었을 수 있음)
+                if (token && localStorage.getItem('accessToken') !== token) {
                     localStorage.setItem('accessToken', token);
                 }
 
-                const decodedToken = getUserFromToken(token);
+                const decodedToken = getUserFromToken(token!); // 위에서 유효성 검사 완료됨
                 if (decodedToken) {
                     const member: Member = {
                         memberId: decodedToken.memberId,

src/views/pages/login/Login.tsx

@@ -1,5 +1,5 @@
-import React, { useState } from 'react'
-import { Link, useNavigate } from 'react-router-dom'
+import React, { useState, useEffect } from 'react'
+import { Link, useNavigate, Navigate } from 'react-router-dom'
 import {
   CButton,
   CCard,
@@ -12,6 +12,7 @@ import {
   CInputGroup,
   CInputGroupText,
   CRow,
+  CSpinner,
 } from '@coreui/react'
 import CIcon from '@coreui/icons-react'
 import { cilLockLocked, cilUser } from '@coreui/icons'