517 lines
18 KiB
Python
517 lines
18 KiB
Python
# © Crown-owned copyright 2023, Defence Science and Technology Laboratory UK
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from datetime import datetime
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from pathlib import Path
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from typing import Any, Dict, Optional, Tuple, Union
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import pytest
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import yaml
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from _pytest.monkeypatch import MonkeyPatch
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from primaite import getLogger, PRIMAITE_PATHS
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from primaite.game.agent.actions import ActionManager
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from primaite.game.agent.interface import AbstractAgent
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from primaite.game.agent.observations.observation_manager import NestedObservation, ObservationManager
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from primaite.game.agent.rewards import RewardFunction
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from primaite.game.game import PrimaiteGame
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from primaite.simulator import SIM_OUTPUT
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from primaite.simulator.file_system.file_system import FileSystem
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from primaite.simulator.network.container import Network
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from primaite.simulator.network.hardware.nodes.host.computer import Computer
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from primaite.simulator.network.hardware.nodes.host.server import Server
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from primaite.simulator.network.hardware.nodes.network.router import ACLAction, Router
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from primaite.simulator.network.hardware.nodes.network.switch import Switch
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from primaite.simulator.network.networks import arcd_uc2_network
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from primaite.simulator.network.transmission.network_layer import IPProtocol
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from primaite.simulator.network.transmission.transport_layer import Port
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from primaite.simulator.sim_container import Simulation
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from primaite.simulator.system.applications.application import Application
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from primaite.simulator.system.applications.web_browser import WebBrowser
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from primaite.simulator.system.core.sys_log import SysLog
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from primaite.simulator.system.services.dns.dns_client import DNSClient
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from primaite.simulator.system.services.dns.dns_server import DNSServer
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from primaite.simulator.system.services.service import Service
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from primaite.simulator.system.services.web_server.web_server import WebServer
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from tests import TEST_ASSETS_ROOT
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from tests.mock_and_patch.get_session_path_mock import temp_user_sessions_path
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ACTION_SPACE_NODE_VALUES = 1
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ACTION_SPACE_NODE_ACTION_VALUES = 1
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_LOGGER = getLogger(__name__)
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@pytest.fixture(scope="function", autouse=True)
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def set_syslog_output_to_true():
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"""Will be run before each test."""
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monkeypatch = MonkeyPatch()
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monkeypatch.setattr(
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SIM_OUTPUT,
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"path",
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Path(TEST_ASSETS_ROOT.parent.parent / "simulation_output" / datetime.now().strftime("%Y-%m-%d_%H-%M-%S")),
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)
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monkeypatch.setattr(SIM_OUTPUT, "save_pcap_logs", False)
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monkeypatch.setattr(SIM_OUTPUT, "save_sys_logs", False)
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yield
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class TestService(Service):
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"""Test Service class"""
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def describe_state(self) -> Dict:
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return super().describe_state()
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def __init__(self, **kwargs):
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kwargs["name"] = "TestService"
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kwargs["port"] = Port.HTTP
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kwargs["protocol"] = IPProtocol.TCP
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super().__init__(**kwargs)
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def receive(self, payload: Any, session_id: str, **kwargs) -> bool:
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pass
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class TestApplication(Application):
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"""Test Application class"""
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def __init__(self, **kwargs):
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kwargs["name"] = "TestApplication"
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kwargs["port"] = Port.HTTP
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kwargs["protocol"] = IPProtocol.TCP
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super().__init__(**kwargs)
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def describe_state(self) -> Dict:
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return super().describe_state()
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@pytest.fixture(scope="function")
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def uc2_network() -> Network:
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return arcd_uc2_network()
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@pytest.fixture(scope="function")
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def service(file_system) -> TestService:
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return TestService(
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name="TestService", port=Port.ARP, file_system=file_system, sys_log=SysLog(hostname="test_service")
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)
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@pytest.fixture(scope="function")
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def service_class():
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return TestService
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@pytest.fixture(scope="function")
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def application(file_system) -> TestApplication:
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return TestApplication(
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name="TestApplication", port=Port.ARP, file_system=file_system, sys_log=SysLog(hostname="test_application")
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)
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@pytest.fixture(scope="function")
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def application_class():
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return TestApplication
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@pytest.fixture(scope="function")
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def file_system() -> FileSystem:
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computer = Computer(hostname="fs_node", ip_address="192.168.1.2", subnet_mask="255.255.255.0", start_up_duration=0)
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computer.power_on()
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return computer.file_system
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@pytest.fixture(scope="function")
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def client_server() -> Tuple[Computer, Server]:
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network = Network()
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# Create Computer
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computer = Computer(
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hostname="computer",
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ip_address="192.168.1.2",
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subnet_mask="255.255.255.0",
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default_gateway="192.168.1.1",
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start_up_duration=0,
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)
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computer.power_on()
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# Create Server
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server = Server(
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hostname="server",
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ip_address="192.168.1.3",
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subnet_mask="255.255.255.0",
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default_gateway="192.168.1.1",
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start_up_duration=0,
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)
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server.power_on()
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# Connect Computer and Server
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network.connect(computer.network_interface[1], server.network_interface[1])
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# Should be linked
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assert next(iter(network.links.values())).is_up
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return computer, server
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@pytest.fixture(scope="function")
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def client_switch_server() -> Tuple[Computer, Switch, Server]:
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network = Network()
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# Create Computer
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computer = Computer(
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hostname="computer",
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ip_address="192.168.1.2",
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subnet_mask="255.255.255.0",
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default_gateway="192.168.1.1",
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start_up_duration=0,
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)
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computer.power_on()
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# Create Server
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server = Server(
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hostname="server",
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ip_address="192.168.1.3",
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subnet_mask="255.255.255.0",
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default_gateway="192.168.1.1",
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start_up_duration=0,
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)
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server.power_on()
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switch = Switch(hostname="switch", start_up_duration=0)
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switch.power_on()
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network.connect(endpoint_a=computer.network_interface[1], endpoint_b=switch.network_interface[1])
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network.connect(endpoint_a=server.network_interface[1], endpoint_b=switch.network_interface[2])
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assert all(link.is_up for link in network.links.values())
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return computer, switch, server
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@pytest.fixture(scope="function")
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def example_network() -> Network:
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"""
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Create the network used for testing.
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Should only contain the nodes and links.
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This would act as the base network and services and applications are installed in the relevant test file,
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-------------- --------------
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| client_1 |----- ----| server_1 |
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-------------- | -------------- -------------- -------------- | --------------
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------| switch_2 |------| router_1 |------| switch_1 |------
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-------------- | -------------- -------------- -------------- | --------------
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| client_2 |---- ----| server_2 |
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-------------- --------------
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"""
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network = Network()
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# Router 1
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router_1 = Router(hostname="router_1", start_up_duration=0)
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router_1.power_on()
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router_1.configure_port(port=1, ip_address="192.168.1.1", subnet_mask="255.255.255.0")
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router_1.configure_port(port=2, ip_address="192.168.10.1", subnet_mask="255.255.255.0")
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# Switch 1
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switch_1 = Switch(hostname="switch_1", num_ports=8, start_up_duration=0)
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switch_1.power_on()
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network.connect(endpoint_a=router_1.network_interface[1], endpoint_b=switch_1.network_interface[8])
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router_1.enable_port(1)
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# Switch 2
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switch_2 = Switch(hostname="switch_2", num_ports=8, start_up_duration=0)
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switch_2.power_on()
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network.connect(endpoint_a=router_1.network_interface[2], endpoint_b=switch_2.network_interface[8])
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router_1.enable_port(2)
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# Client 1
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client_1 = Computer(
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hostname="client_1",
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ip_address="192.168.10.21",
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subnet_mask="255.255.255.0",
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default_gateway="192.168.10.1",
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start_up_duration=0,
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)
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client_1.power_on()
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network.connect(endpoint_b=client_1.network_interface[1], endpoint_a=switch_2.network_interface[1])
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# Client 2
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client_2 = Computer(
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hostname="client_2",
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ip_address="192.168.10.22",
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subnet_mask="255.255.255.0",
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default_gateway="192.168.10.1",
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start_up_duration=0,
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)
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client_2.power_on()
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network.connect(endpoint_b=client_2.network_interface[1], endpoint_a=switch_2.network_interface[2])
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# Server 1
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server_1 = Server(
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hostname="server_1",
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ip_address="192.168.1.10",
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subnet_mask="255.255.255.0",
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default_gateway="192.168.1.1",
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start_up_duration=0,
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)
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server_1.power_on()
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network.connect(endpoint_b=server_1.network_interface[1], endpoint_a=switch_1.network_interface[1])
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# DServer 2
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server_2 = Server(
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hostname="server_2",
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ip_address="192.168.1.14",
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subnet_mask="255.255.255.0",
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default_gateway="192.168.1.1",
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start_up_duration=0,
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)
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server_2.power_on()
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network.connect(endpoint_b=server_2.network_interface[1], endpoint_a=switch_1.network_interface[2])
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router_1.acl.add_rule(action=ACLAction.PERMIT, src_port=Port.ARP, dst_port=Port.ARP, position=22)
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router_1.acl.add_rule(action=ACLAction.PERMIT, protocol=IPProtocol.ICMP, position=23)
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assert all(link.is_up for link in network.links.values())
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return network
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class ControlledAgent(AbstractAgent):
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"""Agent that can be controlled by the tests."""
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def __init__(
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self,
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agent_name: str,
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action_space: ActionManager,
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observation_space: ObservationManager,
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reward_function: RewardFunction,
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) -> None:
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super().__init__(
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agent_name=agent_name,
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action_space=action_space,
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observation_space=observation_space,
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reward_function=reward_function,
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)
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self.most_recent_action: Tuple[str, Dict]
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def get_action(self, obs: None, timestep: int = 0) -> Tuple[str, Dict]:
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"""Return the agent's most recent action, formatted in CAOS format."""
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return self.most_recent_action
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def store_action(self, action: Tuple[str, Dict]):
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"""Store the most recent action."""
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self.most_recent_action = action
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def install_stuff_to_sim(sim: Simulation):
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"""Create a simulation with a computer, two servers, two switches, and a router."""
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# 0: Pull out the network
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network = sim.network
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# 1: Set up network hardware
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# 1.1: Configure the router
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router = Router(hostname="router", num_ports=3, start_up_duration=0)
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router.power_on()
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router.configure_port(port=1, ip_address="10.0.1.1", subnet_mask="255.255.255.0")
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router.configure_port(port=2, ip_address="10.0.2.1", subnet_mask="255.255.255.0")
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# 1.2: Create and connect switches
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switch_1 = Switch(hostname="switch_1", num_ports=6, start_up_duration=0)
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switch_1.power_on()
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network.connect(endpoint_a=router.network_interface[1], endpoint_b=switch_1.network_interface[6])
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router.enable_port(1)
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switch_2 = Switch(hostname="switch_2", num_ports=6, start_up_duration=0)
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switch_2.power_on()
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network.connect(endpoint_a=router.network_interface[2], endpoint_b=switch_2.network_interface[6])
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router.enable_port(2)
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# 1.3: Create and connect computer
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client_1 = Computer(
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hostname="client_1",
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ip_address="10.0.1.2",
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subnet_mask="255.255.255.0",
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default_gateway="10.0.1.1",
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start_up_duration=0,
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)
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client_1.power_on()
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network.connect(
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endpoint_a=client_1.network_interface[1],
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endpoint_b=switch_1.network_interface[1],
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)
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# 1.4: Create and connect servers
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server_1 = Server(
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hostname="server_1",
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ip_address="10.0.2.2",
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subnet_mask="255.255.255.0",
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default_gateway="10.0.2.1",
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start_up_duration=0,
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)
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server_1.power_on()
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network.connect(endpoint_a=server_1.network_interface[1], endpoint_b=switch_2.network_interface[1])
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server_2 = Server(
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hostname="server_2",
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ip_address="10.0.2.3",
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subnet_mask="255.255.255.0",
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default_gateway="10.0.2.1",
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start_up_duration=0,
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)
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server_2.power_on()
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network.connect(endpoint_a=server_2.network_interface[1], endpoint_b=switch_2.network_interface[2])
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# 2: Configure base ACL
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router.acl.add_rule(action=ACLAction.PERMIT, src_port=Port.ARP, dst_port=Port.ARP, position=22)
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router.acl.add_rule(action=ACLAction.PERMIT, protocol=IPProtocol.ICMP, position=23)
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router.acl.add_rule(action=ACLAction.PERMIT, src_port=Port.DNS, dst_port=Port.DNS, position=1)
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router.acl.add_rule(action=ACLAction.PERMIT, src_port=Port.HTTP, dst_port=Port.HTTP, position=3)
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# 3: Install server software
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server_1.software_manager.install(DNSServer)
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dns_service: DNSServer = server_1.software_manager.software.get("DNSServer") # noqa
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dns_service.dns_register("www.example.com", server_2.network_interface[1].ip_address)
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server_2.software_manager.install(WebServer)
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# 3.1: Ensure that the dns clients are configured correctly
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client_1.software_manager.software.get("DNSClient").dns_server = server_1.network_interface[1].ip_address
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server_2.software_manager.software.get("DNSClient").dns_server = server_1.network_interface[1].ip_address
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# 4: Check that client came pre-installed with web browser and dns client
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assert isinstance(client_1.software_manager.software.get("WebBrowser"), WebBrowser)
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assert isinstance(client_1.software_manager.software.get("DNSClient"), DNSClient)
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# 4.1: Create a file on the computer
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client_1.file_system.create_file("cat.png", 300, folder_name="downloads")
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# 5: Assert that the simulation starts off in the state that we expect
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assert len(sim.network.nodes) == 6
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assert len(sim.network.links) == 5
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# 5.1: Assert the router is correctly configured
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r = sim.network.router_nodes[0]
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for i, acl_rule in enumerate(r.acl.acl):
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if i == 1:
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assert acl_rule.src_port == acl_rule.dst_port == Port.DNS
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elif i == 3:
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assert acl_rule.src_port == acl_rule.dst_port == Port.HTTP
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elif i == 22:
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assert acl_rule.src_port == acl_rule.dst_port == Port.ARP
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elif i == 23:
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assert acl_rule.protocol == IPProtocol.ICMP
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elif i == 24:
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...
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else:
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assert acl_rule is None
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# 5.2: Assert the client is correctly configured
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c: Computer = [node for node in sim.network.nodes.values() if node.hostname == "client_1"][0]
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assert c.software_manager.software.get("WebBrowser") is not None
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assert c.software_manager.software.get("DNSClient") is not None
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assert str(c.network_interface[1].ip_address) == "10.0.1.2"
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# 5.3: Assert that server_1 is correctly configured
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s1: Server = [node for node in sim.network.nodes.values() if node.hostname == "server_1"][0]
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assert str(s1.network_interface[1].ip_address) == "10.0.2.2"
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assert s1.software_manager.software.get("DNSServer") is not None
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# 5.4: Assert that server_2 is correctly configured
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s2: Server = [node for node in sim.network.nodes.values() if node.hostname == "server_2"][0]
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assert str(s2.network_interface[1].ip_address) == "10.0.2.3"
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assert s2.software_manager.software.get("WebServer") is not None
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# 6: Return the simulation
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return sim
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@pytest.fixture
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def game_and_agent():
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"""Create a game with a simple agent that can be controlled by the tests."""
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game = PrimaiteGame()
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sim = game.simulation
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install_stuff_to_sim(sim)
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actions = [
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{"type": "DONOTHING"},
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{"type": "NODE_SERVICE_SCAN"},
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{"type": "NODE_SERVICE_STOP"},
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{"type": "NODE_SERVICE_START"},
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{"type": "NODE_SERVICE_PAUSE"},
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{"type": "NODE_SERVICE_RESUME"},
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{"type": "NODE_SERVICE_RESTART"},
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{"type": "NODE_SERVICE_DISABLE"},
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{"type": "NODE_SERVICE_ENABLE"},
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{"type": "NODE_SERVICE_FIX"},
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{"type": "NODE_APPLICATION_EXECUTE"},
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{"type": "NODE_APPLICATION_SCAN"},
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{"type": "NODE_APPLICATION_CLOSE"},
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{"type": "NODE_APPLICATION_FIX"},
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{"type": "NODE_APPLICATION_INSTALL"},
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{"type": "NODE_APPLICATION_REMOVE"},
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{"type": "NODE_FILE_SCAN"},
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{"type": "NODE_FILE_CHECKHASH"},
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{"type": "NODE_FILE_DELETE"},
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{"type": "NODE_FILE_REPAIR"},
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{"type": "NODE_FILE_RESTORE"},
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{"type": "NODE_FILE_CORRUPT"},
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{"type": "NODE_FOLDER_SCAN"},
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{"type": "NODE_FOLDER_CHECKHASH"},
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{"type": "NODE_FOLDER_REPAIR"},
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{"type": "NODE_FOLDER_RESTORE"},
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{"type": "NODE_OS_SCAN"},
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{"type": "NODE_SHUTDOWN"},
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{"type": "NODE_STARTUP"},
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{"type": "NODE_RESET"},
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{"type": "ROUTER_ACL_ADDRULE"},
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|
{"type": "ROUTER_ACL_REMOVERULE"},
|
|
{"type": "HOST_NIC_ENABLE"},
|
|
{"type": "HOST_NIC_DISABLE"},
|
|
{"type": "NETWORK_PORT_ENABLE"},
|
|
{"type": "NETWORK_PORT_DISABLE"},
|
|
]
|
|
|
|
action_space = ActionManager(
|
|
actions=actions, # ALL POSSIBLE ACTIONS
|
|
nodes=[
|
|
{
|
|
"node_name": "client_1",
|
|
"applications": [
|
|
{"application_name": "WebBrowser"},
|
|
{"application_name": "DoSBot"},
|
|
],
|
|
"folders": [{"folder_name": "downloads", "files": [{"file_name": "cat.png"}]}],
|
|
},
|
|
{
|
|
"node_name": "server_1",
|
|
"services": [{"service_name": "DNSServer"}],
|
|
},
|
|
{"node_name": "server_2", "services": [{"service_name": "WebServer"}]},
|
|
{"node_name": "router"},
|
|
],
|
|
max_folders_per_node=2,
|
|
max_files_per_folder=2,
|
|
max_services_per_node=2,
|
|
max_applications_per_node=2,
|
|
max_nics_per_node=2,
|
|
max_acl_rules=10,
|
|
protocols=["TCP", "UDP", "ICMP"],
|
|
ports=["HTTP", "DNS", "ARP"],
|
|
ip_list=["10.0.1.1", "10.0.1.2", "10.0.2.1", "10.0.2.2", "10.0.2.3"],
|
|
act_map={},
|
|
)
|
|
observation_space = ObservationManager(NestedObservation(components={}))
|
|
reward_function = RewardFunction()
|
|
|
|
test_agent = ControlledAgent(
|
|
agent_name="test_agent",
|
|
action_space=action_space,
|
|
observation_space=observation_space,
|
|
reward_function=reward_function,
|
|
)
|
|
|
|
game.agents["test_agent"] = test_agent
|
|
|
|
game.setup_reward_sharing()
|
|
|
|
return (game, test_agent)
|