update

@@ -192,7 +192,7 @@ if (!function_exists('curl_c')) {
         if($http_code == 200){
             return $is_array ? json_decode($content, true) : $content;
         }else{
-            return $http_code;
+            return false;
         }
     }
 }

@@ -132,9 +132,18 @@ class CosService
             ],
         ]);
 
-        try {
-            $body = $body_str ?:curl_c($file_url,false);
-        }catch (\Exception $e){
+        if(empty($body_str)){
+            try {
+                $body_str = curl_c($file_url,false);
+                if(!$body_str){
+                    $body_str = file_get_contents($file_url);
+                }
+            }catch (\Exception $e){
+                $body_str = '';
+            }
+        }
+
+        if(!$body_str){
             return '';
         }
 
@@ -142,7 +151,7 @@ class CosService
             $cosClient->putObject([
                 'Bucket' => $cos['bucket'],
                 'Key' => $key,
-                'Body' => $body,
+                'Body' => $body_str,
             ]);
             return $key;
         }catch (\Exception $e){