validate :find_docker_image_locator
validate :validate_status
validate :validate_state_change
- after_validation :update_timestamps_when_state_changes
+ before_save :update_timestamps_when_state_changes
has_many :commit_ancestors, :foreign_key => :descendant, :primary_key => :script_version
has_many(:nodes, foreign_key: :job_uuid, primary_key: :uuid)
def update_timestamps_when_state_changes
return if not (state_changed? or new_record?)
+
case state
when Running
self.started_at ||= Time.now