Retry gem downloads

Fixes rubygems#4846
jkeiser · Aug 11, 2016 · c6b3e42 · c6b3e42
1 parent 4a4b837
commit c6b3e42
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/lib/bundler/rubygems_integration.rb b/lib/bundler/rubygems_integration.rb
@@ -274,10 +274,16 @@ def build_gem(gem_dir, spec)
       build(spec)
     end
 
+    RUBYGEMS_DOWNLOAD_ERRORS = [
+      Gem::RemoteFetcher::FetchError,
+    ].freeze
+
     def download_gem(spec, uri, path)
       uri = Bundler.settings.mirror_for(uri)
       fetcher = Gem::RemoteFetcher.new(configuration[:http_proxy])
-      fetcher.download(spec, uri, path)
+      Bundler::Retry.new("download gem #{uri}", RUBYGEMS_DOWNLOAD_ERRORS).attempts do
+        fetcher.download(spec, uri, path)
+      end
     end
 
     def security_policy_keys