base.rb in carrierwave-3.0.0.beta

- old
+ new

@@ -19,10 +19,11 @@
       #
       # [url (String)] The URL where the remote file is stored
       # [remote_headers (Hash)] Request headers
       #
       def download(url, remote_headers = {})
+        @current_download_retry_count = 0
         headers = remote_headers.
           reverse_merge('User-Agent' => "CarrierWave/#{CarrierWave::VERSION}")
         uri = process_uri(url.to_s)
         begin
           if skip_ssrf_protection?(uri)
@@ -40,10 +41,16 @@
             end
             response.uri = request.uri
             response.value
           end
         rescue StandardError => e
-          raise CarrierWave::DownloadError, "could not download file: #{e.message}"
+          if @current_download_retry_count < @uploader.download_retry_count
+            @current_download_retry_count += 1
+            sleep 5
+            retry
+          else
+            raise CarrierWave::DownloadError, "could not download file: #{e.message}"
+          end
         end
         CarrierWave::Downloader::RemoteFile.new(response)
       end
 
       ##