return errors.New(strings.TrimSpace(msg))
}

var skipEnvs = map[string]struct{}{
	"MINIO_OPTS":                   {},
	"MINIO_CERT_PASSWD":            {},
	"MINIO_SERVER_DEBUG":           {},
	"MINIO_DSYNC_TRACE":            {},
	"MINIO_ROOT_USER":              {},
	"MINIO_ROOT_PASSWORD":          {},
	"MINIO_ACCESS_KEY":             {},
	"MINIO_SECRET_KEY":             {},
	"MINIO_OPERATOR_VERSION":       {},

// Indicator if logging is enabled.
var dsyncLog bool

// Retry unit interval
var lockRetryMinInterval time.Duration

var lockRetryBackOff func(*rand.Rand, uint) time.Duration

func init() {
	// Check for MINIO_DSYNC_TRACE env variable, if set logging will be enabled for failed REST operations.
	dsyncLog = env.Get("_MINIO_DSYNC_TRACE", "0") == "1"

	lockRetryMinInterval = 250 * time.Millisecond