func()

in executors/docker/executor_docker.go [1060:1097]

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

func (s *executor) Prepare(options common.ExecutorPrepareOptions) error {
	err := s.prepareBuildsDir(options.Config)
	if err != nil {
		return err
	}

	err = s.AbstractExecutor.Prepare(options)
	if err != nil {
		return err
	}

	if s.BuildShell.PassFile {
		return errors.New("Docker doesn't support shells that require script file")
	}

	if options.Config.Docker == nil {
		return errors.New("Missing docker configuration")
	}

	s.SetCurrentStage(DockerExecutorStagePrepare)
	imageName, err := s.expandImageName(s.Build.Image.Name, []string{})
	if err != nil {
		return err
	}

	s.Println("Using Docker executor with image", imageName, "...")

	err = s.connectDocker()
	if err != nil {
		return err
	}

	err = s.createDependencies()
	if err != nil {
		return err
	}
	return nil
}