Create an empty wiki when there is no wiki in the gitlab export bundle

2 files changed, 26 insertions, 2 deletions

diff --git a/lib/gitlab/import_export/importer.rb b/lib/gitlab/import_export/importer.rb
index c14646b0611..a00795f553e 100644
--- a/lib/gitlab/import_export/importer.rb
+++ b/lib/gitlab/import_export/importer.rb
@@ -50,9 +50,10 @@ module Gitlab
       end
 
       def wiki_restorer
-        Gitlab::ImportExport::RepoRestorer.new(path_to_bundle: wiki_repo_path,
+        Gitlab::ImportExport::WikiRestorer.new(path_to_bundle: wiki_repo_path,
                                                shared: @shared,
-                                               project: ProjectWiki.new(project_tree.restored_project))
+                                               project: ProjectWiki.new(project_tree.restored_project),
+                                               wiki_enabled: @project.wiki_enabled?)
       end
 
       def uploads_restorer
diff --git a/lib/gitlab/import_export/wiki_restorer.rb b/lib/gitlab/import_export/wiki_restorer.rb
new file mode 100644
index 00000000000..f33bfb332ab
--- /dev/null
+++ b/lib/gitlab/import_export/wiki_restorer.rb
@@ -0,0 +1,23 @@
+module Gitlab
+  module ImportExport
+    class WikiRestorer < RepoRestorer
+      def initialize(project:, shared:, path_to_bundle:, wiki_enabled:)
+        super(project: project, shared: shared, path_to_bundle: path_to_bundle)
+
+        @wiki_enabled = wiki_enabled
+      end
+
+      def restore
+        @project.wiki if create_empty_wiki?
+
+        super
+      end
+
+      private
+
+      def create_empty_wiki?
+        !File.exist?(@path_to_bundle) && @wiki_enabled
+      end
+    end
+  end
+end