func downloadGCS()

in custom-targets/util/clouddeploy/clouddeploy.go [408:432]

• 23 lines of code
• 6 McCabe index (conditional complexity)

func downloadGCS(ctx context.Context, gcsClient *storage.Client, gcsURI, localPath string) (*os.File, error) {
	gcsObj, err := parseGCSURI(gcsURI)
	if err != nil {
		return nil, err
	}
	r, err := gcsClient.Bucket(gcsObj.bucket).Object(gcsObj.name).NewReader(ctx)
	if err != nil {
		return nil, err
	}
	defer r.Close()

	if err := os.MkdirAll(filepath.Dir(localPath), os.ModePerm); err != nil {
		return nil, err
	}
	file, err := os.Create(localPath)
	if err != nil {
		return nil, err
	}
	defer file.Close()

	if _, err := io.Copy(file, r); err != nil {
		return nil, err
	}
	return file, nil
}