func()

in executors/virtualbox/executor_virtualbox.go [61:91]

• 27 lines of code
• 8 McCabe index (conditional complexity)

func (s *executor) determineBaseSnapshot(baseImage string) string {
	var err error
	baseSnapshot := s.Config.VirtualBox.BaseSnapshot
	if baseSnapshot == "" {
		baseSnapshot, err = vbox.GetCurrentSnapshot(baseImage)
		if err != nil {
			if s.Config.VirtualBox.DisableSnapshots {
				s.Debugln("No snapshots found for base VM", baseImage)
				return ""
			}

			baseSnapshot = "Base State"
		}
	}

	if baseSnapshot != "" && !vbox.HasSnapshot(baseImage, baseSnapshot) {
		if s.Config.VirtualBox.DisableSnapshots {
			s.Warningln("Snapshot", baseSnapshot, "not found in base VM", baseImage)
			return ""
		}

		s.Debugln("Creating snapshot", baseSnapshot, "from current base VM", baseImage, "state...")
		err = vbox.CreateSnapshot(baseImage, baseSnapshot)
		if err != nil {
			s.Warningln("Failed to create snapshot", baseSnapshot, "from base VM", baseImage)
			return ""
		}
	}

	return baseSnapshot
}