我使用 Laravel Lumen 作為 PHP REST 服務 API,與 Angular IO 應用程序集成。從 Postman 測試端點,運行良好。當使用暫存實時域并嘗試從 Angular 應用程序調用端點到 API 時,我收到 CORS 錯誤,盡管標頭是從帶有中間件類的 Lumen 端設置的。Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at http://sub-domain.ext (Reason: CORS header ‘Access-Control-Allow-Origin’ missing)Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at http://api.sub-domain.ext. (Reason: CORS request did not succeed).Access to XMLHttpRequest at 'http://api.sub-domain.ext' from origin 'http://sub-domain.ext' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource.CORS 標頭是使用中間件從 Lumen 設置的,如下所示://Http/Middleware/CorsMiddleware.phpclass CorsMiddleware{ /** * Handle an incoming request. * * @param \Illuminate\Http\Request $request * @param \Closure $next * @return mixed */ public function handle($request, Closure $next) { return $next($request) ->header('Access-Control-Allow-Origin', '*') ->header('Access-Control-Allow-Methods', 'GET, POST, DELETE, OPTIONS') ->header('Access-Control-Allow-Headers', 'Origin, Content-Type, Authorization, X-Requested-With'); }}//bootstrap/app.php $app->middleware([ App\Http\Middleware\CorsMiddleware::class ]);當直接從瀏覽器訪問端點時,沒有錯誤并且輸出正確呈現。但是當從實時域/子域(外部)進行調用時,我收到了 CORS 錯誤。不確定是否可以從 Angular 端設置任何內容(未使用 ExpressJS),或者這絕對只是服務器端問題。謝謝你的建議。
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守著一只汪
TA貢獻1872條經驗 獲得超4個贊
問題肯定出在 Laravel 方面,在 .htaccess 文件中,
# Redirect Trailing Slashes If Not A Folder..
如果它不是文件夾,它不接受端點末尾的“/”,即<URL/URI>/?Query_Parameters
應該是<URL/URI>?Query_Parameters
。
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