CS181 Network Programming - P2P Chat Application

Project Overview

This is a peer-to-peer chat application that allows multiple instances to connect and communicate with each other.

Team Contributions

• Prince: help, list, terminate and connect
• Sultan: send command and received message handling
• Bryson: myip, myport, exit, socket creating and listening to incoming connections

How to Run

Option 1: Use the Unified Main Program (Recommended)

python3 main.py <listening_port>

Available Commands

• help - Show available commands
• myip - Display this machine's IP address
• myport - Display the listening port
• connect <destination> <port> - Connect to another instance
• list - Show all active connections
• send <connection_id> <message> - Send message (max 100 chars)
• terminate <connection_id> - Close a connection
• exit - Close all connections and exit

Example Usage

1. Start first instance: python3 main.py 12345
2. Start second instance: python3 main.py 12346
3. In second instance: connect 127.0.0.1 12345
4. Send messages: send 1 Hello World!
5. List connections: list

Bonus Project: Bryson: Handle sendfile in main() Prince: implement sendfile() Sultan: implement receiving files