Original

https://github.com/kappa-lab/very-simple-chat

What is this

• Simple & Primitive multi client communication system.
  • e.g. chat system
• for learning

seq03.mp4

Supported

• Broadcast message
• Unicast message

Not Supported

• Multi Room
• Error Handlling
• Ping/Pong based Alive monitoring

Protocol

Structure

|----Header(1byte)-----|-----Body(max255byte)-----|
|     BodyLength       |          Body            |
|______________________|__________________________|

Usage

1. Setup

git clone git@github.com:kappa-lab/very-simple-chat.git

2. Run Server

cd very-simple-chat
go run .

3. Join client

• Open new terminal (Establish Client Window)

cd very-simple-chat/client
go run .

4. Send Message

Input command into Client Window.

Broadcast

tartget:255, send all clients.

{"target":255, "message":"hello evrybody"}

Unicast

tartget:n(<255), send single clinet.

{"target":1, "message":"hello 1"}

5. Leave client

Ctrl+C