1 files changed, 39 insertions, 0 deletions
diff --git a/db/post_migrate/20211029102822_add_open_source_plan.rb b/db/post_migrate/20211029102822_add_open_source_plan.rb
new file mode 100644
index 00000000000..00266640f03
--- /dev/null
+++ b/db/post_migrate/20211029102822_add_open_source_plan.rb
@@ -0,0 +1,39 @@
+# frozen_string_literal: true
+
+class AddOpenSourcePlan < Gitlab::Database::Migration[1.0]
+  class Plan < ActiveRecord::Base
+    self.inheritance_column = :_type_disabled
+
+    has_one :limits, class_name: 'PlanLimits'
+
+    def actual_limits
+      self.limits || self.build_limits
+    end
+  end
+
+  class PlanLimits < ActiveRecord::Base
+    self.inheritance_column = :_type_disabled
+
+    belongs_to :plan
+  end
+
+  def create_plan_limits(plan_limit_name, plan)
+    plan_limit = Plan.find_or_initialize_by(name: plan_limit_name).actual_limits.dup
+    plan_limit.plan = plan
+    plan_limit.save!
+  end
+
+  def up
+    return unless Gitlab.dev_env_or_com?
+
+    opensource = Plan.create!(name: 'opensource', title: 'Open Source Program')
+
+    create_plan_limits('ultimate', opensource)
+  end
+
+  def down
+    return unless Gitlab.dev_env_or_com?
+
+    Plan.where(name: 'opensource').delete_all
+  end
+end