add

app/Http/Home/HttpBaseController.php

@@ -11,6 +11,7 @@ use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Facades\Request;
 use Illuminate\Support\Facades\View;
 use Alipay\EasySDK\Kernel\Config;
+use Illuminate\Support\Facades\Log;
 
 class HttpBaseController extends BaseController
 {
@@ -98,7 +99,7 @@ class HttpBaseController extends BaseController
         $options->signType = 'RSA2';
 
         $options->appId = $configArr['app_id'];
-
+        Log::info('----------------------' . $configArr['private_key']);
         // 为避免私钥随源码泄露，推荐从文件中读取私钥字符串而不是写入源码中
         $options->merchantPrivateKey = $configArr['private_key'];
 

config/alipay.php

@@ -12,7 +12,7 @@ return [
     'return_url' => '',
 
     // 阿里公共密钥，验证签名时使用
-    'ali_public_key' => env('ALI_PUBLIC_KEY', file_get_contents('alipay_cert/public_key.pem')),
+    'ali_public_key' => env('ALI_PUBLIC_KEY', storage_path('alipay_cert/public_key.pem')),
 
     // 自己的私钥，签名时使用
     'private_key' => env('ALI_PRIVATE_KEY', storage_path('alipay_cert/private_key.pem')),