Merge branch 'git-repack-bitmaps' into 'master'

Enable Git packfile bitmap creation

Fixes https://gitlab.com/gitlab-org/omnibus-gitlab/issues/510

CE MR: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/6104

See merge request !975

files/gitlab-cookbooks/gitlab/attributes/default.rb

@@ -22,7 +22,8 @@
 default['gitlab']['bootstrap']['enable'] = true
 default['gitlab']['omnibus-gitconfig']['system'] = {
   "pack" => ["threads = 1"],
-  "receive" => ["fsckObjects = true"]
+  "receive" => ["fsckObjects = true"],
+  "repack" => ["writeBitmaps = true"],
  }
 # Create users and groups needed for the package
 default['gitlab']['manage-accounts']['enable'] = true

spec/chef/recipes/default_spec.rb

@@ -33,9 +33,15 @@ describe 'gitlab::default' do
       mode: '0755'
     )
 
+    gitconfig_hash = {
+      "receive" => ["fsckObjects = true"],
+      "pack" => ["threads = 2"],
+      "repack" => ["writeBitmaps = true"],
+    }
+
     expect(chef_run).to create_template('/opt/gitlab/embedded/etc/gitconfig').with(
       source: 'gitconfig-system.erb',
-      variables: { gitconfig:  { "receive" => ["fsckObjects = true"], "pack" => ["threads = 2"] } },
+      variables: { gitconfig: gitconfig_hash },
       mode: 0755
     )
   end