The Data Flag Protocol (DFP) is a lightweight TCP-based client-server communication protocol designed for fast, structured, and optionally secure message exchange using predefined flags.
- Fixed-length header messaging
- Commands:
PING,SEND,RECEIVE,LOGIN,REGISTER,DISCONNECT - UTF-8 encoded messages with a delimiter
- SSL/TLS support (Comming soon)
- Logging on the server side
- Multi-threaded server handling concurrent clients
| Flag | Description |
|---|---|
| PING | Check connection health |
| SEND | Send a message to the server |
| RECEIVE | Request a predefined message |
| LOGIN | Login with username:password |
| REGISTER | Register with username:password |
| DISCONNECT | Close the connection |
. ├── server.py # Server-side implementation of DFP ├── client.py # Client-side interactive terminal interface ├── serverLog.log # Auto-generated server log file ├── LICENSE # Licensing information └── README.md # Project documentation
Start the DFP server to begin accepting client connections. The server runs by default on 127.0.0.1:5000
python server.py (or)
python server.py --host 0.0.0.0 --port 8080
python client.py