login : session info, timeout

login/src/main/java/hello/login/web/session/SessionInfoController.java

@@ -0,0 +1,32 @@
+package hello.login.web.session;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpSession;
+import java.util.Date;
+
+@Slf4j
+@RestController
+public class SessionInfoController {
+
+    @GetMapping("/session-info")
+    public String sessionInfo(HttpServletRequest request) {
+        HttpSession session = request.getSession(false);
+        if (session == null) {
+            return "세션이 없습니다.";
+        }
+        session.getAttributeNames().asIterator()
+                .forEachRemaining(name -> log.info("session name={}, value={}", name, session.getAttribute(name)));
+
+        log.info("sessionId={}", session.getId());
+        log.info("getMaxInactiveInterval={}", session.getMaxInactiveInterval());
+        log.info("getCreationTime={}", new Date(session.getCreationTime()));
+        log.info("getLastAccessedTime={}", new Date(session.getLastAccessedTime()));
+        log.info("isNew={}", session.isNew());
+
+        return "세션 출력";
+    }
+}

login/src/main/resources/application.properties

@@ -1,4 +1,5 @@
 #logging.level.org.apache.coyote.http11=debug
 spring.messages.basename=messages,errors
 
-server.servlet.session.tracking-modes=cookie
+server.servlet.session.tracking-modes=cookie
+server.servlet.session.timeout=60