From 1e46c2f3523f0f73a7ed378e9281dec24b23f8f8 Mon Sep 17 00:00:00 2001
From: joonhoekim <26rote@gmail.com>
Date: Mon, 23 Jun 2025 12:56:54 +0000
Subject: (김준회) SAML 2.0 relay-state 처리 및 redirect 상태코드 문제 디버깅
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---
 app/api/auth/saml/authn-request/route.ts | 10 ++++++++--
 app/api/auth/saml/mock-idp/route.ts      |  8 ++++++--
 2 files changed, 14 insertions(+), 4 deletions(-)

(limited to 'app/api/auth/saml')

diff --git a/app/api/auth/saml/authn-request/route.ts b/app/api/auth/saml/authn-request/route.ts
index f079aea0..6544a765 100644
--- a/app/api/auth/saml/authn-request/route.ts
+++ b/app/api/auth/saml/authn-request/route.ts
@@ -50,17 +50,23 @@ function validateSAMLEnvironment() {
  * 
  * @returns {JSON} { loginUrl: string, success: boolean, isThisMocking?: boolean }
  */
-export async function GET() {
+export async function GET(request: Request) {
   debugProcess('🚀 SAML AuthnRequest API started')
   
   try {
+    // URL에서 RelayState 매개변수 추출
+    const url = new URL(request.url)
+    const relayState = url.searchParams.get('relayState')
+    
+    debugLog('RelayState parameter:', relayState)
+    
     // 환경변수 검증
     const environment = validateSAMLEnvironment()
     
     debugProcess('SSO STEP 1: Create AuthnRequest')
     
     const startTime = Date.now()
-    const loginUrl = await createAuthnRequest()
+    const loginUrl = await createAuthnRequest(relayState || undefined)
     const endTime = Date.now()
     
     debugSuccess('SAML AuthnRequest created successfully:', {
diff --git a/app/api/auth/saml/mock-idp/route.ts b/app/api/auth/saml/mock-idp/route.ts
index 45c670b0..eccb6035 100644
--- a/app/api/auth/saml/mock-idp/route.ts
+++ b/app/api/auth/saml/mock-idp/route.ts
@@ -3,7 +3,11 @@ import { NextRequest, NextResponse } from 'next/server'
 // Mock IdP 엔드포인트 - SAML Response HTML 폼 반환
 export async function GET(request: NextRequest) {
   try {
-    console.log('🎭 Mock IdP endpoint accessed');
+    // RelayState 파라미터 추출
+    const url = new URL(request.url)
+    const relayState = url.searchParams.get('RelayState') || 'mock_test'
+    
+    console.log('🎭 Mock IdP endpoint accessed', { relayState });
 
     // Mock SAML Response 데이터 (실제 형태와 일치하도록 문자열 형태)
     const mockSAMLResponseData = {
@@ -83,7 +87,7 @@ export async function GET(request: NextRequest) {
           </div>
           <form id="mockForm" method="POST" action="${callbackUrl}">
             <input type="hidden" name="SAMLResponse" value="${encodedSAMLResponse}" />
-            <input type="hidden" name="RelayState" value="mock_test" />
+            <input type="hidden" name="RelayState" value="${relayState}" />
             <button type="submit" class="button">Continue with Mock Login</button>
           </form>
           <div class="details">
-- 
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