173 lines
6.4 KiB
Python
173 lines
6.4 KiB
Python
from ipaddress import IPv4Address
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from typing import Tuple
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import pytest
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from primaite.simulator.network.container import Network
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from primaite.simulator.network.hardware.node_operating_state import NodeOperatingState
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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.system.applications.database_client import DatabaseClient
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from primaite.simulator.system.services.database.database_service import DatabaseService
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from primaite.simulator.system.services.ftp.ftp_server import FTPServer
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from primaite.simulator.system.services.service import ServiceOperatingState
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@pytest.fixture(scope="function")
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def peer_to_peer() -> Tuple[Computer, Computer]:
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network = Network()
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node_a = Computer(
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hostname="node_a",
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ip_address="192.168.0.10",
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subnet_mask="255.255.255.0",
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start_up_duration=0
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)
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node_a.power_on()
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node_a.software_manager.get_open_ports()
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node_b = Computer(
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hostname="node_b",
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ip_address="192.168.0.11",
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subnet_mask="255.255.255.0",
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start_up_duration=0
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)
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node_b.power_on()
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network.connect(node_a.network_interface[1], node_b.network_interface[1])
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assert node_a.ping("192.168.0.11")
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node_a.software_manager.install(DatabaseClient)
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node_a.software_manager.software["DatabaseClient"].configure(server_ip_address=IPv4Address("192.168.0.11"))
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node_a.software_manager.software["DatabaseClient"].run()
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node_b.software_manager.install(DatabaseService)
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database_service: DatabaseService = node_b.software_manager.software["DatabaseService"] # noqa
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database_service.start()
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return node_a, node_b
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@pytest.fixture(scope="function")
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def peer_to_peer_secure_db(peer_to_peer) -> Tuple[Computer, Computer]:
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node_a, node_b = peer_to_peer
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database_service: DatabaseService = node_b.software_manager.software["DatabaseService"] # noqa
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database_service.stop()
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database_service.password = "12345"
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database_service.start()
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return node_a, node_b
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def test_database_client_server_connection(peer_to_peer):
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node_a, node_b = peer_to_peer
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db_client: DatabaseClient = node_a.software_manager.software["DatabaseClient"]
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db_service: DatabaseService = node_b.software_manager.software["DatabaseService"]
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db_client.connect()
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assert len(db_client.connections) == 1
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assert len(db_service.connections) == 1
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db_client.disconnect()
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assert len(db_client.connections) == 0
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assert len(db_service.connections) == 0
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def test_database_client_server_correct_password(peer_to_peer_secure_db):
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node_a, node_b = peer_to_peer_secure_db
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db_client: DatabaseClient = node_a.software_manager.software["DatabaseClient"]
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db_service: DatabaseService = node_b.software_manager.software["DatabaseService"]
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db_client.configure(server_ip_address=IPv4Address("192.168.0.11"), server_password="12345")
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db_client.connect()
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assert len(db_client.connections) == 1
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assert len(db_service.connections) == 1
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def test_database_client_server_incorrect_password(peer_to_peer_secure_db):
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node_a, node_b = peer_to_peer_secure_db
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db_client: DatabaseClient = node_a.software_manager.software["DatabaseClient"]
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db_service: DatabaseService = node_b.software_manager.software["DatabaseService"]
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# should fail
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db_client.connect()
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assert len(db_client.connections) == 0
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assert len(db_service.connections) == 0
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db_client.configure(server_ip_address=IPv4Address("192.168.0.11"), server_password="wrongpass")
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db_client.connect()
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assert len(db_client.connections) == 0
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assert len(db_service.connections) == 0
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def test_database_client_query(uc2_network):
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"""Tests DB query across the network returns HTTP status 200 and date."""
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web_server: Server = uc2_network.get_node_by_hostname("web_server")
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db_client: DatabaseClient = web_server.software_manager.software["DatabaseClient"]
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db_client.connect()
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assert db_client.query("SELECT")
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def test_create_database_backup(uc2_network):
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"""Run the backup_database method and check if the FTP server has the relevant file."""
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db_server: Server = uc2_network.get_node_by_hostname("database_server")
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db_service: DatabaseService = db_server.software_manager.software["DatabaseService"]
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# back up should be created
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assert db_service.backup_database() is True
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backup_server: Server = uc2_network.get_node_by_hostname("backup_server")
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ftp_server: FTPServer = backup_server.software_manager.software["FTPServer"]
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# backup file should exist in the backup server
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assert ftp_server.file_system.get_file(folder_name=db_service.uuid, file_name="database.db") is not None
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def test_restore_backup(uc2_network):
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"""Run the restore_backup method and check if the backup is properly restored."""
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db_server: Server = uc2_network.get_node_by_hostname("database_server")
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db_service: DatabaseService = db_server.software_manager.software["DatabaseService"]
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# create a back up
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assert db_service.backup_database() is True
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# delete database locally
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db_service.file_system.delete_file(folder_name="database", file_name="database.db")
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assert db_service.file_system.get_file(folder_name="database", file_name="database.db") is None
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# back up should be restored
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assert db_service.restore_backup() is True
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assert db_service.file_system.get_file(folder_name="database", file_name="database.db") is not None
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def test_database_client_cannot_query_offline_database_server(uc2_network):
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"""Tests DB query across the network returns HTTP status 404 when db server is offline."""
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db_server: Server = uc2_network.get_node_by_hostname("database_server")
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db_service: DatabaseService = db_server.software_manager.software.get("DatabaseService")
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assert db_server.operating_state is NodeOperatingState.ON
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assert db_service.operating_state is ServiceOperatingState.RUNNING
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web_server: Server = uc2_network.get_node_by_hostname("web_server")
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db_client: DatabaseClient = web_server.software_manager.software.get("DatabaseClient")
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assert len(db_client.connections)
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assert db_client.query("SELECT") is True
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db_server.power_off()
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for i in range(db_server.shut_down_duration + 1):
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uc2_network.apply_timestep(timestep=i)
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assert db_server.operating_state is NodeOperatingState.OFF
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assert db_service.operating_state is ServiceOperatingState.STOPPED
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assert db_client.query("SELECT") is False
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