jwt start

prd/src/main/java/site/ocr/prd/contorllers/LoginController.java

@@ -1,8 +1,7 @@
 package site.ocr.prd.contorllers;
+import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
-import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.reactive.function.client.WebClient;
 
 import jakarta.servlet.http.HttpServletRequest;
@@ -14,7 +13,7 @@ import site.ocr.prd.services.LoginService;
 
 
 
-@RestController
+@Controller
 public class LoginController {
 
     //service 선언
@@ -57,6 +56,7 @@ public class LoginController {
         UserInfoInqyResDTO userInfoInqyResponse = loginService.getUserInfo(userInfoInqyRequest);
         System.out.println("사용자정보 :: " + userInfoInqyResponse.toString());
 
+        String jwt = loginService.createJwtToken(userInfoInqyResponse.getId());
 
 
     }

prd/src/main/java/site/ocr/prd/services/LoginService.java

@@ -1,5 +1,8 @@
 package site.ocr.prd.services;
 
+import java.util.Date;
+
+import org.springframework.boot.autoconfigure.security.oauth2.resource.OAuth2ResourceServerProperties.Jwt;
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.MediaType;
 import org.springframework.stereotype.Service;
@@ -10,6 +13,9 @@ import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.ObjectMapper;
 
+import io.jsonwebtoken.Jwts;
+import io.jsonwebtoken.SignatureAlgorithm;
+import io.jsonwebtoken.security.Keys;
 import site.ocr.prd.dto.LoginReqDTO;
 import site.ocr.prd.dto.LoginResDTO;
 import site.ocr.prd.dto.UserInfoInqyReqDTO;
@@ -18,7 +24,13 @@ import site.ocr.prd.dto.UserInfoInqyResDTO;
 @Service
 public class LoginService {
     
+    //webclient builder
     private final WebClient webClient;
+    //jwt용 secret key
+    private final String secretKey = "very_secret_key";
+    //jwt토큰 유지 시간 = 1시간
+    private final long expireMillies = 1000 * 60 * 60;
+
 
     public LoginService(WebClient.Builder builder) {
         this.webClient = builder.build();
@@ -65,5 +77,17 @@ public class LoginService {
         return result;
     }
 
+    public String createJwtToken(String id) {
+        String result = Jwts.builder()
+        .setSubject(id)
+        .setIssuedAt(new Date())
+        .setExpiration(new Date(System.currentTimeMillis() + expireMillies))
+        .signWith(Keys.hmacShaKeyFor(secretKey.getBytes()),
+        SignatureAlgorithm.HS256)
+        .compact();
+
+        return result;
+    }
+
     
 }