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|
from collections import namedtuple
from unittest.mock import patch
import pytest
from cloudinit.net.activators import (
DEFAULT_PRIORITY,
search_activator,
select_activator,
)
from cloudinit.net.activators import (
IfUpDownActivator,
NetplanActivator,
NetworkManagerActivator
)
from cloudinit.net.network_state import parse_net_config_data
from cloudinit.safeyaml import load
V1_CONFIG = """\
version: 1
config:
- type: physical
name: eth0
- type: physical
name: eth1
"""
V2_CONFIG = """\
version: 2
ethernets:
eth0:
dhcp4: true
eth1:
dhcp4: true
"""
IF_UP_DOWN_AVAILABLE_CALLS = [
(('ifquery',), {'search': ['/sbin', '/usr/sbin'], 'target': None}),
(('ifup',), {'search': ['/sbin', '/usr/sbin'], 'target': None}),
(('ifdown',), {'search': ['/sbin', '/usr/sbin'], 'target': None}),
]
IF_UP_DOWN_CALL_LIST = [
((['ifup', 'eth0'], ), {}),
((['ifup', 'eth1'], ), {}),
]
NETPLAN_AVAILABLE_CALLS = [
(('netplan',), {'search': ['/usr/sbin', '/sbin'], 'target': None}),
]
NETPLAN_CALL_LIST = [
((['netplan', 'apply'], ), {'capture': True}),
]
NETWORK_MANAGER_AVAILABLE_CALLS = [
(('nmcli',), {'target': None}),
]
NETWORK_MANAGER_CALL_LIST = [
((['nmcli', 'connection', 'up', 'eth0'], ), {}),
((['nmcli', 'connection', 'up', 'eth1'], ), {}),
]
@pytest.yield_fixture
def available_mocks():
mocks = namedtuple('Mocks', 'm_which, m_file')
with patch('cloudinit.subp.which', return_value=True) as m_which:
with patch('os.path.isfile', return_value=True) as m_file:
yield mocks(m_which, m_file)
@pytest.yield_fixture
def unavailable_mocks():
mocks = namedtuple('Mocks', 'm_which, m_file')
with patch('cloudinit.subp.which', return_value=False) as m_which:
with patch('os.path.isfile', return_value=False) as m_file:
yield mocks(m_which, m_file)
class TestSearchAndSelect:
def test_defaults(self, available_mocks):
resp = search_activator()
assert resp == DEFAULT_PRIORITY
activator = select_activator()
assert activator == DEFAULT_PRIORITY[0]
def test_priority(self, available_mocks):
new_order = [NetplanActivator, NetworkManagerActivator]
resp = search_activator(priority=new_order)
assert resp == new_order
activator = select_activator(priority=new_order)
assert activator == new_order[0]
def test_target(self, available_mocks):
search_activator(target='/tmp')
assert '/tmp' == available_mocks.m_which.call_args[1]['target']
select_activator(target='/tmp')
assert '/tmp' == available_mocks.m_which.call_args[1]['target']
@patch('cloudinit.net.activators.IfUpDownActivator.available',
return_value=False)
def test_first_not_available(self, m_available, available_mocks):
resp = search_activator()
assert resp == DEFAULT_PRIORITY[1:]
resp = select_activator()
assert resp == DEFAULT_PRIORITY[1]
def test_priority_not_exist(self, available_mocks):
with pytest.raises(ValueError):
search_activator(priority=['spam', 'eggs'])
with pytest.raises(ValueError):
select_activator(priority=['spam', 'eggs'])
def test_none_available(self, unavailable_mocks):
resp = search_activator()
assert resp == []
with pytest.raises(RuntimeError):
select_activator()
@pytest.mark.parametrize('activator, available_calls, expected_call_list', [
(IfUpDownActivator, IF_UP_DOWN_AVAILABLE_CALLS, IF_UP_DOWN_CALL_LIST),
(NetplanActivator, NETPLAN_AVAILABLE_CALLS, NETPLAN_CALL_LIST),
(NetworkManagerActivator, NETWORK_MANAGER_AVAILABLE_CALLS,
NETWORK_MANAGER_CALL_LIST),
])
class TestIfUpDownActivator:
def test_available(
self, activator, available_calls, expected_call_list, available_mocks
):
activator.available()
assert available_mocks.m_which.call_args_list == available_calls
@patch('cloudinit.subp.subp', return_value=('', ''))
def test_bring_up_interface(
self, m_subp, activator, available_calls, expected_call_list,
available_mocks
):
activator.bring_up_interface('eth0')
assert len(m_subp.call_args_list) == 1
assert m_subp.call_args_list[0] == expected_call_list[0]
@patch('cloudinit.subp.subp', return_value=('', ''))
def test_bring_up_interfaces(
self, m_subp, activator, available_calls, expected_call_list,
available_mocks
):
activator.bring_up_interfaces(['eth0', 'eth1'])
assert expected_call_list == m_subp.call_args_list
@patch('cloudinit.subp.subp', return_value=('', ''))
def test_bring_up_all_interfaces_v1(
self, m_subp, activator, available_calls, expected_call_list,
available_mocks
):
network_state = parse_net_config_data(load(V1_CONFIG))
activator.bring_up_all_interfaces(network_state)
for call in m_subp.call_args_list:
assert call in expected_call_list
@patch('cloudinit.subp.subp', return_value=('', ''))
def test_bring_up_all_interfaces_v2(
self, m_subp, activator, available_calls, expected_call_list,
available_mocks
):
network_state = parse_net_config_data(load(V2_CONFIG))
activator.bring_up_all_interfaces(network_state)
for call in m_subp.call_args_list:
assert call in expected_call_list
|
