A simple route guide server and client application demonstrates how to use grpc go libraries to perform unary, client streaming, server streaming and full duplex RPCs.
Following Tutorial: gRPC Basics: Go.
See the definition of the route guide service in route_guide.proto.
To compile and run the server, assuming you are in the root of the repository:
go run server/server.go
Likewise, to run the client:
go run client/client.go