About two years ago I wrote an article about implementing an opener interface for…

So in the last episode, I kicked the wheels of gRPC in golang to see whether I could get the quintessential “Hello, World” application running on the Raspberry Pi. Much easier than expected, it encouraged me to use it to switch mains sockets on and off remotely.

I’ve been looking at gRPC (http://www.grpc.io/) today to see what it can do for me. It’s a public version of Google’s “Stubby” on which a huge number of internal services are published. I’ve always wanted to deploy an RPC client/server system for home automation and such like (every home device a…