auth/store.go
func NewTokenProvider(
	lg *zap.Logger,
	tokenOpts string,
	indexWaiter func(uint64) <-chan struct{}) (TokenProvider, error) {
	tokenType, typeSpecificOpts, err := decomposeOpts(lg, tokenOpts)
	if err != nil {
		return nil, ErrInvalidAuthOpts
	}

	switch tokenType {
	case tokenTypeSimple:
		if lg != nil {
			lg.Warn("simple token is not cryptographically signed")
		} else {
			plog.Warningf("simple token is not cryptographically signed")
		}
		return newTokenProviderSimple(lg, indexWaiter), nil

	case tokenTypeJWT:
		return newTokenProviderJWT(lg, typeSpecificOpts)

	case "":
		return newTokenProviderNop()

	default:
		if lg != nil {
			lg.Warn(
				"unknown token type",
				zap.String("type", tokenType),
				zap.Error(ErrInvalidAuthOpts),
			)
		} else {
			plog.Errorf("unknown token type: %s", tokenType)
		}
		return nil, ErrInvalidAuthOpts
	}
}
func NewTokenProvider(
	lg *zap.Logger,
	tokenOpts string,
	indexWaiter func(uint64) <-chan struct{}) (TokenProvider, error) {
	tokenType, typeSpecificOpts, err := decomposeOpts(lg, tokenOpts)
	if err != nil {
		return nil, ErrInvalidAuthOpts
	}

	switch tokenType {
	case tokenTypeSimple:
		if lg != nil {
			lg.Warn("simple token is not cryptographically signed")
		} else {
			plog.Warningf("simple token is not cryptographically signed")
		}
		return newTokenProviderSimple(lg, indexWaiter), nil

	case tokenTypeJWT:
		return newTokenProviderJWT(lg, typeSpecificOpts)

	case "":
		return newTokenProviderNop()

	default:
		if lg != nil {
			lg.Warn(
				"unknown token type",
				zap.String("type", tokenType),
				zap.Error(ErrInvalidAuthOpts),
			)
		} else {
			plog.Errorf("unknown token type: %s", tokenType)
		}
		return nil, ErrInvalidAuthOpts
	}
}
func NewTokenProvider ( lg * zap . Logger , tokenOpts string , indexWaiter func ( uint64 ) <- chan struct { } ) ( TokenProvider , error ) { tokenType , typeSpecificOpts , err := decomposeOpts ( lg , tokenOpts ) if err != nil { return nil , ErrInvalidAuthOpts } switch tokenType { case tokenTypeSimple : if lg != nil { lg . Warn ( " " ) } else { plog . Warningf ( " " ) } return newTokenProviderSimple ( lg , indexWaiter ) , nil case tokenTypeJWT : return newTokenProviderJWT ( lg , typeSpecificOpts ) case " " : return newTokenProviderNop ( ) default : if lg != nil { lg . Warn ( " " , zap . String ( " " , tokenType ) , zap . Error ( ErrInvalidAuthOpts ) , ) } else { plog . Errorf ( " " , tokenType ) } return nil , ErrInvalidAuthOpts } }
// NewTokenProvider creates a new token provider.
NewTokenProvider creates a new token provider .