gRPC example

configure

Set ip address and port in .envrc, for example:

export SERVER_IP=127.0.0.1
export SERVER_PORT=9090

And Install protobuf:

$ brew install protobuf

server

python

Install grpcio and grpcio-tools:

$ pip install grpcio grpcio-tools

Generate a server interface, and start gRPC server.

$ python server_codegen.py
$ cd server/python
$ python server.py
Starting server...
Listen :50051

go

Generate a server interface, and start gRPC server.

$ protoc  \
        --go_out=plugins=grpc:./server/go \
        proto/*.proto
$ go run server/go/server.go

scala

Generate a server interface, and start gRPC server.

$ cd server/scala
$ sbt "compile"
$ sbt "run"

client

ruby

Generate a ruby interface.

$ gem install grpc
$ gem install grpc-tools
$ grpc_tools_ruby_protoc -I ./proto --ruby_out=client/ruby/lib --grpc_out=client/ruby/lib ./proto/customer_service.proto

python

Generate a python interface.

$ client_codegen.py

And request to server.

$ python add.py
Added

$ python list.py
Name: akira, Age: 12