Create app.py

backend/app.py

@@ -0,0 +1,50 @@
+from flask import Flask, request, jsonify
+from flask_cors import CORS
+import os
+from dotenv import load_dotenv
+from werkzeug.middleware.proxy_fix import ProxyFix
+
+# Import OVN controllers
+from controllers.logical_switch import logical_switch_routes
+from controllers.logical_router import logical_router_routes
+from controllers.acl import acl_routes
+from controllers.load_balancer import load_balancer_routes
+from controllers.port import port_routes
+
+# Load environment variables
+load_dotenv()
+
+app = Flask(__name__)
+# Configure CORS to allow requests from any origin
+CORS(app, resources={
+    r"/api/*": {
+        "origins": "*",
+        "methods": ["GET", "POST", "PUT", "DELETE", "OPTIONS"],
+        "allow_headers": ["Content-Type", "Authorization"]
+    }
+})
+app.wsgi_app = ProxyFix(app.wsgi_app)
+
+# Register blueprints for different OVN components
+app.register_blueprint(logical_switch_routes, url_prefix='/api/logical-switches')
+app.register_blueprint(logical_router_routes, url_prefix='/api/logical-routers')
+app.register_blueprint(acl_routes, url_prefix='/api/acls')
+app.register_blueprint(load_balancer_routes, url_prefix='/api/load-balancers')
+app.register_blueprint(port_routes, url_prefix='/api/ports')
+
+@app.route('/api/health')
+def health_check():
+    return jsonify({"status": "healthy", "message": "OVN Web Manager is running"})
+
+@app.errorhandler(404)
+def not_found(e):
+    return jsonify({"error": "Resource not found"}), 404
+
+@app.errorhandler(500)
+def server_error(e):
+    return jsonify({"error": "Internal server error"}), 500
+
+if __name__ == '__main__':
+    port = int(os.getenv('PORT', 5000))
+    debug = os.getenv('FLASK_ENV') == 'development'
+    app.run(host='0.0.0.0', port=port, debug=debug)