trmrpc+makefile: add genprotos and makefile command

Makefile

@@ -87,6 +87,10 @@ goveralls: $(GOVERALLS_BIN)
 	@$(call print, "Sending coverage report.")
 	$(GOVERALLS_BIN) -coverprofile=coverage.txt -service=travis-ci
 
+rpc:
+	@$(call print, "Compiling protos.")
+	cd ./trmrpc; ./gen_protos.sh
+
 travis-race: lint unit-race
 
 travis-cover: lint unit-cover goveralls

trmrpc/README.md

@@ -0,0 +1,8 @@
+trmrpc
+=====
+This package implements terminator's RPC client and server.
+
+## Generate protobuf definitions
+1. Follow the installation steps provided in lnd's [installation instructions](https://github.com/lightningnetwork/lnd/blob/master/lnrpc/README.md#generate-protobuf-definitions).
+
+2. Run [`gen_protos.sh`](https://github.com/lightninglabs/terminator/tree/master/trmrpc/gen_protos.sh) to generate new protobuf definitions.

trmrpc/gen_protos.sh

@@ -0,0 +1,9 @@
+#!/bin/sh
+
+echo "Generating terminator gRPC server protos"
+
+# Generate the protos.
+protoc -I/usr/local/include -I. \
+       -I$GOPATH/src/github.com/grpc-ecosystem/grpc-gateway/third_party/googleapis \
+       --go_out=plugins=grpc,paths=source_relative:. \
+       rpc.proto