From 6a2e3447697a4e9c7b668c0be71994094e9d9736 Mon Sep 17 00:00:00 2001
From: kimjongil <whddlf0504@naver.com>
Date: Thu, 10 Jul 2025 18:38:45 +0900
Subject: [PATCH] Add disable DSL for RequestCache

---
 .../config/annotation/web/RequestCacheDsl.kt  | 12 +++++++++
 .../annotation/web/RequestCacheDslTests.kt    | 27 +++++++++++++++++++
 2 files changed, 39 insertions(+)

diff --git a/config/src/main/kotlin/org/springframework/security/config/annotation/web/RequestCacheDsl.kt b/config/src/main/kotlin/org/springframework/security/config/annotation/web/RequestCacheDsl.kt
index 738e0a06132..db0d97b9b3d 100644
--- a/config/src/main/kotlin/org/springframework/security/config/annotation/web/RequestCacheDsl.kt
+++ b/config/src/main/kotlin/org/springframework/security/config/annotation/web/RequestCacheDsl.kt
@@ -32,11 +32,23 @@ import org.springframework.security.web.savedrequest.RequestCache
 class RequestCacheDsl {
     var requestCache: RequestCache? = null
 
+    private var disabled = false
+
+    /**
+     * Disables the request cache.
+     */
+    fun disable() {
+        disabled = true
+    }
+
     internal fun get(): (RequestCacheConfigurer<HttpSecurity>) -> Unit {
         return { requestCacheConfig ->
             requestCache?.also {
                 requestCacheConfig.requestCache(requestCache)
             }
+            if (disabled) {
+                requestCacheConfig.disable()
+            }
         }
     }
 }
diff --git a/config/src/test/kotlin/org/springframework/security/config/annotation/web/RequestCacheDslTests.kt b/config/src/test/kotlin/org/springframework/security/config/annotation/web/RequestCacheDslTests.kt
index 0239b386fbe..e13cc0d68ff 100644
--- a/config/src/test/kotlin/org/springframework/security/config/annotation/web/RequestCacheDslTests.kt
+++ b/config/src/test/kotlin/org/springframework/security/config/annotation/web/RequestCacheDslTests.kt
@@ -70,6 +70,33 @@ class RequestCacheDslTests {
         }
     }
 
+    @Test
+    fun `GET when request cache disabled then redirected to index page`() {
+        this.spring.register(RequestCacheDisabledConfig::class.java).autowire()
+
+        this.mockMvc.get("/test")
+
+        this.mockMvc.perform(formLogin())
+            .andExpect {
+                redirectedUrl("/")
+            }
+    }
+
+    @Configuration
+    @EnableWebSecurity
+    open class RequestCacheDisabledConfig {
+        @Bean
+        open fun securityFilterChain(http: HttpSecurity): SecurityFilterChain {
+            http {
+                requestCache {
+                    disable()
+                }
+                formLogin { }
+            }
+            return http.build()
+        }
+    }
+
     @Test
     fun `GET when custom request cache then custom request cache used`() {
         this.spring.register(CustomRequestCacheConfig::class.java).autowire()