169 lines
4.9 KiB
Python
169 lines
4.9 KiB
Python
# © Crown-owned copyright 2025, Defence Science and Technology Laboratory UK
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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.host_node import NIC
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from primaite.simulator.network.hardware.nodes.host.server import Server
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def test_network(example_network):
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network: Network = example_network
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client_1: Computer = network.get_node_by_hostname("client_1")
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client_2: Computer = network.get_node_by_hostname("client_2")
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server_1: Server = network.get_node_by_hostname("server_1")
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server_2: Server = network.get_node_by_hostname("server_2")
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assert client_1.ping(client_2.network_interface[1].ip_address)
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assert client_2.ping(client_1.network_interface[1].ip_address)
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assert server_1.ping(server_2.network_interface[1].ip_address)
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assert server_2.ping(server_1.network_interface[1].ip_address)
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assert client_1.ping(server_1.network_interface[1].ip_address)
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assert client_2.ping(server_1.network_interface[1].ip_address)
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assert client_1.ping(server_2.network_interface[1].ip_address)
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assert client_2.ping(server_2.network_interface[1].ip_address)
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def test_adding_removing_nodes():
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"""Check that we can create and add a node to a network."""
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net = Network()
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n1 = Computer.from_config(
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config={
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"type": "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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"start_up_duration": 0,
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}
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)
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net.add_node(n1)
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assert n1.parent is net
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assert n1 in net
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net.remove_node(n1)
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assert n1.parent is None
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assert n1 not in net
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def test_reading_node():
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"""Check that warning is raised when reading a node."""
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net = Network()
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n1 = Computer.from_config(
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config={
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"type": "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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"start_up_duration": 0,
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}
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)
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net.add_node(n1)
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net.add_node(n1)
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assert n1.parent is net
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assert n1 in net
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def test_removing_nonexistent_node():
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"""Check that warning is raised when trying to remove a node that is not in the network."""
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net = Network()
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n1 = Computer.from_config(
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config={
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"type": "computer",
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"hostname": "computer1",
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"ip_address": "192.168.1.1",
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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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)
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net.remove_node(n1)
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assert n1.parent is None
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assert n1 not in net
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def test_connecting_nodes():
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"""Check that two nodes on the network can be connected."""
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net = Network()
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n1: Computer = Computer.from_config(
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config={
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"type": "computer",
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"hostname": "computer1",
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"ip_address": "192.168.1.1",
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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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)
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n2: Computer = Computer.from_config(
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config={
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"type": "computer",
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"hostname": "computer2",
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"ip_address": "192.168.1.2",
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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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)
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net.add_node(n1)
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net.add_node(n2)
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net.connect(n1.network_interface[1], n2.network_interface[1])
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assert len(net.links) == 1
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link = list(net.links.values())[0]
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assert link in net
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assert link.parent is net
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def test_connecting_node_to_itself_fails():
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net = Network()
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node = Computer.from_config(
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config={
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"type": "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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)
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node.power_on()
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node.connect_nic(NIC(ip_address="10.0.0.12", subnet_mask="255.0.0.0"))
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net.add_node(node)
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net.connect(node.network_interface[1], node.network_interface[2])
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assert node in net
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assert node.network_interface[1]._connected_link is None
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assert node.network_interface[2]._connected_link is None
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assert len(net.links) == 0
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def test_disconnecting_nodes():
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net = Network()
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n1 = Computer.from_config(
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config={
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"type": "computer",
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"hostname": "computer1",
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"ip_address": "192.168.1.1",
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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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)
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n2 = Computer.from_config(
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config={
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"type": "computer",
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"hostname": "computer2",
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"ip_address": "192.168.1.2",
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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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)
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net.connect(n1.network_interface[1], n2.network_interface[1])
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assert len(net.links) == 1
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link = list(net.links.values())[0]
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net.remove_link(link)
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assert link not in net
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assert len(net.links) == 0
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