Add new column to ci_runners table

db/migrate/20180219153455_add_job_upper_timeout_to_ci_runners.rb

+class AddJobUpperTimeoutToCiRunners < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  def up
+    add_column :ci_runners, :job_upper_timeout, :integer
+  end
+
+  def down
+    remove_column :ci_runners, :job_upper_timeout
+  end
+end

db/schema.rb

@@ -459,6 +459,7 @@ ActiveRecord::Schema.define(version: 20180327101207) do
     t.boolean "locked", default: false, null: false
     t.integer "access_level", default: 0, null: false
     t.string "ip_address"
+    t.integer "job_upper_timeout"
   end
 
   add_index "ci_runners", ["contacted_at"], name: "index_ci_runners_on_contacted_at", using: :btree