COMMANDS

go clean -modcache

go mod tidy

go mod verify

gRPC Gateway

go install github.com/grpc-ecosystem/grpc-gateway/v2/protoc-gen-grpc-gateway@latest
go install github.com/grpc-ecosystem/grpc-gateway/v2/protoc-gen-openapiv2@latest

mkdir -p third_party
cd third_party
git clone https://github.com/googleapis/googleapis.git
cd ..

Add to protoc command

--grpc-gateway_out=proto/gen --grpc-gateway_opt=paths=source_relative
--openapiv2_out=proto/gen

protoc \
  -I proto \
  -I third_party/googleapis \
  --go_out=proto/gen --go_opt=paths=source_relative \
  --go-grpc_out=proto/gen --go-grpc_opt=paths=source_relative \
  --validate_out="lang=go,paths=source_relative:proto/gen" \
  --grpc-gateway_out=proto/gen --grpc-gateway_opt=paths=source_relative \
  --openapiv2_out=proto/gen \
  proto/main.proto

go get github.com/grpc-ecosystem/grpc-gateway/v2@latest

curl "http://localhost:8080/v1/calculator/fibonacci?n=10"

BENCHMARKING

go install github.com/bojand/ghz/cmd/ghz@latest

ghz --version

ghz --insecure \
  --proto proto/benchmark.proto \
  --call calculator.Calculator.Add \
  -d '{"a": 5, "b": 10}' \
  -c 10 -n 1000 \
  0.0.0.0:50051

ghz --insecure \
  --proto proto/benchmark.proto \
  --call calculator.Calculator.GenerateFibonacci \
  -d '{"n": 10}' \
  -c 10 -n 1000 \
  0.0.0.0:50051

ghz --insecure \
  --proto proto/benchmark.proto \
  --call calculator.Calculator.SendNumbers \
  -d '[{"number": 1}, {"number": 2}, {"number": 3}, {"number": 4}]' \
  -c 10 -n 1000 \
  0.0.0.0:50051

ghz --insecure \
  --proto proto/benchmark.proto \
  --call calculator.Calculator.Chat \
  -d '[{"message": "Hello"}, {"message": "How are you?"}, {"message": "Bye"}]' \
  -c 10 -n 1000 \
  0.0.0.0:50051