Support importing GH projects without rate limits

GitHub Enterprise disables rate limiting for the API, resulting in HTTP
404 errors when requesting rate limiting details. This changes
Gitlab::GithubImport::Client so it can deal with rate limiting being
disabled.

1 files changed, 6 insertions, 0 deletions

diff --git a/lib/gitlab/github_import/client.rb b/lib/gitlab/github_import/client.rb
index c1c338487a7..5da9befa08e 100644
--- a/lib/gitlab/github_import/client.rb
+++ b/lib/gitlab/github_import/client.rb
@@ -129,6 +129,8 @@ module Gitlab
       # whether we are running in parallel mode or not. For more information see
       # `#rate_or_wait_for_rate_limit`.
       def with_rate_limit
+        return yield unless rate_limiting_enabled?
+
         request_count_counter.increment
 
         raise_or_wait_for_rate_limit unless requests_remaining?
@@ -170,6 +172,10 @@ module Gitlab
         octokit.rate_limit.resets_in + 5
       end
 
+      def rate_limiting_enabled?
+        @rate_limiting_enabled ||= api_endpoint.include?('.github.com')
+      end
+
       def api_endpoint
         custom_api_endpoint || default_api_endpoint
       end