Add latest changes from gitlab-org/gitlab@master

2 files changed, 58 insertions, 0 deletions

diff --git a/db/post_migrate/20200207184023_add_temporary_index_to_promotion_notes.rb b/db/post_migrate/20200207184023_add_temporary_index_to_promotion_notes.rb
new file mode 100644
index 00000000000..44a32938483
--- /dev/null
+++ b/db/post_migrate/20200207184023_add_temporary_index_to_promotion_notes.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+# See http://doc.gitlab.com/ce/development/migration_style_guide.html
+# for more information on how to write migrations for GitLab.
+
+class AddTemporaryIndexToPromotionNotes < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  def up
+    add_concurrent_index :notes,
+      :note,
+      where: "noteable_type = 'Issue' AND system IS TRUE AND note LIKE 'promoted to epic%'",
+      name: 'tmp_idx_on_promoted_notes'
+  end
+
+  def down
+    # NO OP
+  end
+end
diff --git a/db/post_migrate/20200207185149_schedule_fix_orphan_promoted_issues.rb b/db/post_migrate/20200207185149_schedule_fix_orphan_promoted_issues.rb
new file mode 100644
index 00000000000..83ba56501dd
--- /dev/null
+++ b/db/post_migrate/20200207185149_schedule_fix_orphan_promoted_issues.rb
@@ -0,0 +1,35 @@
+# frozen_string_literal: true
+
+class ScheduleFixOrphanPromotedIssues < ActiveRecord::Migration[5.2]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+  BATCH_SIZE = 100
+  BACKGROUND_MIGRATION = 'FixOrphanPromotedIssues'.freeze
+
+  disable_ddl_transaction!
+
+  class Note < ActiveRecord::Base
+    include EachBatch
+
+    self.table_name = 'notes'
+
+    scope :of_promotion, -> do
+      where(noteable_type: 'Issue')
+        .where('notes.system IS TRUE')
+        .where("notes.note LIKE 'promoted to epic%'")
+    end
+  end
+
+  def up
+    Note.of_promotion.each_batch(of: BATCH_SIZE) do |notes, index|
+      jobs = notes.map { |note| [BACKGROUND_MIGRATION, [note.id]] }
+
+      BackgroundMigrationWorker.bulk_perform_async(jobs)
+    end
+  end
+
+  def down
+    # NO OP
+  end
+end