syntax = "proto3"; import "messages.proto"; package service_separate_packages.things.service; service Test { rpc DoThing (things.messages.DoThingRequest) returns (things.messages.DoThingResponse); rpc DoManyThings (stream things.messages.DoThingRequest) returns (things.messages.DoThingResponse); rpc GetThingVersions (things.messages.GetThingRequest) returns (stream things.messages.GetThingResponse); rpc GetDifferentThings (stream things.messages.GetThingRequest) returns (stream things.messages.GetThingResponse); }