Add latest changes from gitlab-org/gitlab@15-1-stable-eev15.1.0-rc42

1 files changed, 65 insertions, 0 deletions

diff --git a/app/graphql/resolvers/ci/runner_owner_project_resolver.rb b/app/graphql/resolvers/ci/runner_owner_project_resolver.rb
new file mode 100644
index 00000000000..14b5f8f90eb
--- /dev/null
+++ b/app/graphql/resolvers/ci/runner_owner_project_resolver.rb
@@ -0,0 +1,65 @@
+# frozen_string_literal: true
+
+module Resolvers
+  module Ci
+    class RunnerOwnerProjectResolver < BaseResolver
+      include LooksAhead
+
+      type Types::ProjectType, null: true
+
+      alias_method :runner, :object
+
+      def resolve_with_lookahead(**args)
+        resolve_owner
+      end
+
+      def preloads
+        {
+          full_path: [:route]
+        }
+      end
+
+      def filtered_preloads
+        selection = lookahead
+
+        preloads.each.flat_map do |name, requirements|
+          selection&.selects?(name) ? requirements : []
+        end
+      end
+
+      private
+
+      def resolve_owner
+        return unless runner.project_type?
+
+        BatchLoader::GraphQL.for(runner.id).batch(key: :runner_owner_projects) do |runner_ids, loader|
+          # rubocop: disable CodeReuse/ActiveRecord
+          runner_and_projects_with_row_number =
+            ::Ci::RunnerProject
+              .where(runner_id: runner_ids)
+              .select('id, runner_id, project_id, ROW_NUMBER() OVER (PARTITION BY runner_id ORDER BY id ASC)')
+          runner_and_owner_projects =
+            ::Ci::RunnerProject
+              .select(:id, :runner_id, :project_id)
+              .from("(#{runner_and_projects_with_row_number.to_sql}) temp WHERE row_number = 1")
+          owner_project_id_by_runner_id =
+            runner_and_owner_projects
+              .group_by(&:runner_id)
+              .transform_values { |runner_projects| runner_projects.first.project_id }
+          project_ids = owner_project_id_by_runner_id.values.uniq
+
+          all_preloads = unconditional_includes + filtered_preloads
+          owner_relation = Project.all
+          owner_relation = owner_relation.preload(*all_preloads) if all_preloads.any?
+          projects = owner_relation.where(id: project_ids).index_by(&:id)
+
+          runner_ids.each do |runner_id|
+            owner_project_id = owner_project_id_by_runner_id[runner_id]
+            loader.call(runner_id, projects[owner_project_id])
+          end
+          # rubocop: enable CodeReuse/ActiveRecord
+        end
+      end
+    end
+  end
+end