사용자 지정 자격 증명 공급자에 대한 IPv6 지원

def lambda_handler(event, context):
    # Extract the source IP address from the request
    source_ip = event.get('sourceIp', '')
    
    # Log the client IP address (works for both IPv4 and IPv6)
    print(f"Authentication request from: {source_ip}")
    
    # Example of IP-based validation that works with both IPv4 and IPv6
    if is_ip_allowed(source_ip):
        # Continue with authentication
        # ...
    else:
        # Reject the authentication request
        return {
            "Role": "",
            "HomeDirectory": "",
            "Status": "DENIED"
        }