xgrpc

func CheckServiceAvailability ¶

func CheckServiceAvailability(address, serviceSymbol string, opts ...grpc.DialOption) error

CheckServiceAvailability connects using address and checks if the gRPC symbol is available. The serviceSymbol must be of the format `<package>.<service>`.

When the method is not available, error ErrServiceUnavailable is returned.

The opts argument can be used pass options for the grpc.Dial function.

func ErrorFromRPC ¶

func ErrorFromRPC(err error) error

ErrorFromRPC cleans up errors returned by the proto package. Errors with codes.Unavailable will have ErrServerUnavailable wrapped into the error.