app.py

# worker_app.py
from flask import Flask, request, jsonify
import ray

app = Flask(__name__)

# ====== Yeh apna FIXED head node address hai ======
HEAD_NODE_ADDRESS = "ray://192.168.1.100:10001"
# ====================================================

connected = False  # Worker connection status

@app.route('/worker', methods=['POST'])
def connect_worker():
    global connected
    
    if connected:
        return jsonify({"message": "Already connected to Ray head node."}), 200

    try:
        ray.init(address=HEAD_NODE_ADDRESS)  # Use the fixed head node address
        connected = True
        return jsonify({"message": f"Worker connected successfully to head node at {HEAD_NODE_ADDRESS}."}), 200
    except Exception as e:
        return jsonify({"error": str(e)}), 500

@app.route('/noworker', methods=['POST'])
def disconnect_worker():
    global connected
    
    if not connected:
        return jsonify({"message": "Worker is already disconnected."}), 200

    try:
        ray.shutdown()
        connected = False
        return jsonify({"message": "Worker disconnected successfully."}), 200
    except Exception as e:
        return jsonify({"error": str(e)}), 500

@app.route('/')
def home():
    return "Worker Flask App Running."

if __name__ == '__main__':
    app.run(host='0.0.0.0', port=5000)