gRPChat

Overview

Simple gRPC chat app with Go

Prerequisites

• Go 1.17 or higher
• Protocol Buffers compiler (protoc)
• gRPC

Directory Structure

.
├── cmd
│   └── server
│       └── main.go
├── internal
│   └── chat
│       └── chat.go
├── proto
│   └── chat.proto
├── go.mod
└── go.sum

Getting Started

Clone the Repository

git clone https://github.com/felguerez/grpchat.git
cd grpchat

Generate gRPC Code

Run from the project root:

protoc --go_out=. --go_opt=paths=source_relative --go-grpc_out=. --go-grpc_opt=paths=source_relative ./proto/chat.proto

Install Dependencies

Run the following command to download and install the required Go modules:

go mod tidy

Run the Server

Navigate to the cmd/server directory and run:

go run main.go

You should see a log message indicating that the server is running on port 50051.

Testing with grpcurl

You can use grpcurl to manually test the gRPC endpoints:

grpcurl -plaintext -d '{"content": "Hello"}' localhost:50051 chat.ChatService/SendMessage