6 files changed, 108 insertions, 0 deletions
diff --git a/app/graphql/types/ci/config/config_type.rb b/app/graphql/types/ci/config/config_type.rb
new file mode 100644
index 00000000000..e54b345f3d3
--- /dev/null
+++ b/app/graphql/types/ci/config/config_type.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+module Types
+  module Ci
+    # rubocop: disable Graphql/AuthorizeTypes
+    module Config
+      class ConfigType < BaseObject
+        graphql_name 'CiConfig'
+
+        field :errors, [GraphQL::STRING_TYPE], null: true,
+              description: 'Linting errors'
+        field :merged_yaml, GraphQL::STRING_TYPE, null: true,
+              description: 'Merged CI config YAML'
+        field :stages, [Types::Ci::Config::StageType], null: true,
+              description: 'Stages of the pipeline'
+        field :status, Types::Ci::Config::StatusEnum, null: true,
+              description: 'Status of linting, can be either valid or invalid'
+      end
+    end
+  end
+end
diff --git a/app/graphql/types/ci/config/group_type.rb b/app/graphql/types/ci/config/group_type.rb
new file mode 100644
index 00000000000..8b0db2934a4
--- /dev/null
+++ b/app/graphql/types/ci/config/group_type.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+module Types
+  module Ci
+    # rubocop: disable Graphql/AuthorizeTypes
+    module Config
+      class GroupType < BaseObject
+        graphql_name 'CiConfigGroup'
+
+        field :name, GraphQL::STRING_TYPE, null: true,
+              description: 'Name of the job group'
+        field :jobs, [Types::Ci::Config::JobType], null: true,
+              description: 'Jobs in group'
+        field :size, GraphQL::INT_TYPE, null: true,
+              description: 'Size of the job group'
+      end
+    end
+  end
+end
diff --git a/app/graphql/types/ci/config/job_type.rb b/app/graphql/types/ci/config/job_type.rb
new file mode 100644
index 00000000000..59bcbd9ef49
--- /dev/null
+++ b/app/graphql/types/ci/config/job_type.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+module Types
+  module Ci
+    # rubocop: disable Graphql/AuthorizeTypes
+    module Config
+      class JobType < BaseObject
+        graphql_name 'CiConfigJob'
+
+        field :name, GraphQL::STRING_TYPE, null: true,
+              description: 'Name of the job'
+        field :group_name, GraphQL::STRING_TYPE, null: true,
+              description: 'Name of the job group'
+        field :stage, GraphQL::STRING_TYPE, null: true,
+              description: 'Name of the job stage'
+        field :needs, [Types::Ci::Config::NeedType], null: true,
+              description: 'Builds that must complete before the jobs run'
+      end
+    end
+  end
+end
diff --git a/app/graphql/types/ci/config/need_type.rb b/app/graphql/types/ci/config/need_type.rb
new file mode 100644
index 00000000000..a442450b9ae
--- /dev/null
+++ b/app/graphql/types/ci/config/need_type.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+module Types
+  module Ci
+    # rubocop: disable Graphql/AuthorizeTypes
+    module Config
+      class NeedType < BaseObject
+        graphql_name 'CiConfigNeed'
+
+        field :name, GraphQL::STRING_TYPE, null: true,
+              description: 'Name of the need'
+      end
+    end
+  end
+end
diff --git a/app/graphql/types/ci/config/stage_type.rb b/app/graphql/types/ci/config/stage_type.rb
new file mode 100644
index 00000000000..20618bc41f8
--- /dev/null
+++ b/app/graphql/types/ci/config/stage_type.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+module Types
+  module Ci
+    # rubocop: disable Graphql/AuthorizeTypes
+    module Config
+      class StageType < BaseObject
+        graphql_name 'CiConfigStage'
+
+        field :name, GraphQL::STRING_TYPE, null: true,
+              description: 'Name of the stage'
+        field :groups, [Types::Ci::Config::GroupType], null: true,
+              description: 'Groups of jobs for the stage'
+      end
+    end
+  end
+end
diff --git a/app/graphql/types/ci/config/status_enum.rb b/app/graphql/types/ci/config/status_enum.rb
new file mode 100644
index 00000000000..92b04c61679
--- /dev/null
+++ b/app/graphql/types/ci/config/status_enum.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+module Types
+  module Ci
+    module Config
+      class StatusEnum < BaseEnum
+        graphql_name 'CiConfigStatus'
+        description 'Values for YAML processor result'
+
+        value 'VALID', 'The configuration file is valid', value: :valid
+        value 'INVALID', 'The configuration file is not valid', value: :invalid
+      end
+    end
+  end
+end