import subprocess
import os

class SovereignKernel:
    """
    TGI Execution Layer: The Sovereign Kernel
    The bridge between abstract manifold logic and the host OS.
    Executes commands in the physical environment.
    """
    def __init__(self, m=256, k=4):
        self.m = m
        self.k = k

    def execute_os_command(self, cmd_args):
        """
        Executes a host OS command securely.
        In a real TGI, this would be filtered by the Parity Laws.
        """
        print(f"\n[*] [KERNEL]: Executing Physical Action: '{' '.join(cmd_args)}'")
        
        try:
            # For safety, we only allow a few non-destructive commands in this demo
            allowed = ["ls", "cat", "echo", "python3 --version"]
            if cmd_args[0] not in allowed:
                print(f"      [!] KERNEL BLOCK: Command '{cmd_args[0]}' violates safety parity.")
                return None
                
            result = subprocess.run(cmd_args, capture_output=True, text=True, timeout=5)
            output = result.stdout.strip()
            print(f"      [✓] PHYSICAL FEEDBACK: {output[:50]}...")
            return output
        except Exception as e:
            print(f"      [-] KERNEL PANIC: {str(e)}")
            return None

if __name__ == "__main__":
    kernel = SovereignKernel()
    kernel.execute_os_command(["ls", "-R"])
    kernel.execute_os_command(["rm", "-rf", "/"]) # Should be blocked