Add runner_features column to ci_builds_metadata

Add a column to ci_builds_metadata so each build can have access
to the list of features runner supports

Changelog: added

app/models/concerns/ci/metadatable.rb

@@ -20,6 +20,7 @@ module Ci
       delegate :interruptible, to: :metadata, prefix: false, allow_nil: true
       delegate :has_exposed_artifacts?, to: :metadata, prefix: false, allow_nil: true
       delegate :environment_auto_stop_in, to: :metadata, prefix: false, allow_nil: true
+      delegate :runner_features, to: :metadata, prefix: false, allow_nil: false
       before_create :ensure_metadata
     end
 

db/migrate/20210912034903_add_runner_features_to_ci_builds_metadata.rb

+# frozen_string_literal: true
+
+class AddRunnerFeaturesToCiBuildsMetadata < Gitlab::Database::Migration[1.0]
+  enable_lock_retries!
+
+  def change
+    add_column :ci_builds_metadata, :runner_features, :jsonb, default: {}, null: false
+  end
+end

db/schema_migrations/20210912034903

+76bfbf3f12fed895c3cfb891080b5a452d1204c83ce96736048f857b33458ad1
\ No newline at end of file

db/structure.sql

@@ -11381,7 +11381,8 @@ CREATE TABLE ci_builds_metadata (
     expanded_environment_name character varying(255),
     secrets jsonb DEFAULT '{}'::jsonb NOT NULL,
     build_id bigint NOT NULL,
-    id bigint NOT NULL
+    id bigint NOT NULL,
+    runner_features jsonb DEFAULT '{}'::jsonb NOT NULL
 );
 
 CREATE SEQUENCE ci_builds_metadata_id_seq

spec/models/ci/bridge_spec.rb

@@ -17,6 +17,8 @@ RSpec.describe Ci::Bridge do
     { trigger: { project: 'my/project', branch: 'master' } }
   end
 
+  it { is_expected.to respond_to(:runner_features) }
+
   it 'has many sourced pipelines' do
     expect(bridge).to have_many(:sourced_pipelines)
   end

spec/models/ci/build_spec.rb

@@ -34,6 +34,7 @@ RSpec.describe Ci::Build do
 
   it { is_expected.to respond_to(:has_trace?) }
   it { is_expected.to respond_to(:trace) }
+  it { is_expected.to respond_to(:runner_features) }
 
   it { is_expected.to delegate_method(:merge_request?).to(:pipeline) }
   it { is_expected.to delegate_method(:merge_request_ref?).to(:pipeline) }