"""Base test class for DNS authenticators built on Lexicon."""
from typing import Any
from typing import TYPE_CHECKING
from unittest import mock
from unittest.mock import MagicMock
import josepy as jose
from requests.exceptions import HTTPError
from requests.exceptions import RequestException
from certbot import errors
from certbot.achallenges import AnnotatedChallenge
from certbot.plugins import dns_test_common
from certbot.plugins.dns_common_lexicon import LexiconClient
from certbot.plugins.dns_test_common import _AuthenticatorCallableTestCase
from certbot.tests import util as test_util
if TYPE_CHECKING:
from typing_extensions import Protocol
else:
Protocol = object
DOMAIN = 'example.com'
KEY = jose.JWKRSA.load(test_util.load_vector("rsa512_key.pem"))
class _AuthenticatorCallableLexiconTestCase(_AuthenticatorCallableTestCase, Protocol):
"""
Protocol describing a TestCase suitable to test challenges against
a mocked LexiconClient instance.
"""
mock_client: MagicMock
achall: AnnotatedChallenge
class _LexiconAwareTestCase(Protocol):
"""
Protocol describing a TestCase suitable to test a real LexiconClient instance.
"""
client: LexiconClient
provider_mock: MagicMock
record_prefix: str
record_name: str
record_content: str
DOMAIN_NOT_FOUND: Exception
GENERIC_ERROR: Exception
LOGIN_ERROR: Exception
UNKNOWN_LOGIN_ERROR: Exception
def assertRaises(self, *unused_args: Any) -> None:
"""
See
https://docs.python.org/3/library/unittest.html#unittest.TestCase.assertRaises
"""
# These classes are intended to be subclassed/mixed in, so not all members are defined.
# pylint: disable=no-member
[docs]class BaseLexiconAuthenticatorTest(dns_test_common.BaseAuthenticatorTest):
[docs] def test_cleanup(self: _AuthenticatorCallableLexiconTestCase) -> None:
self.auth._attempt_cleanup = True # _attempt_cleanup | pylint: disable=protected-access
self.auth.cleanup([self.achall])
expected = [mock.call.del_txt_record(DOMAIN, '_acme-challenge.'+DOMAIN, mock.ANY)]
self.assertEqual(expected, self.mock_client.mock_calls)
[docs]class BaseLexiconClientTest:
DOMAIN_NOT_FOUND = Exception('No domain found')
GENERIC_ERROR = RequestException
LOGIN_ERROR = HTTPError('400 Client Error: ...')
UNKNOWN_LOGIN_ERROR = HTTPError('500 Surprise! Error: ...')
record_prefix = "_acme-challenge"
record_name = record_prefix + "." + DOMAIN
record_content = "bar"
[docs] def test_add_txt_record(self: _LexiconAwareTestCase) -> None:
self.client.add_txt_record(DOMAIN, self.record_name, self.record_content)
self.provider_mock.create_record.assert_called_with(rtype='TXT',
name=self.record_name,
content=self.record_content)
[docs] def test_add_txt_record_try_twice_to_find_domain(self: _LexiconAwareTestCase) -> None:
self.provider_mock.authenticate.side_effect = [self.DOMAIN_NOT_FOUND, '']
self.client.add_txt_record(DOMAIN, self.record_name, self.record_content)
self.provider_mock.create_record.assert_called_with(rtype='TXT',
name=self.record_name,
content=self.record_content)
[docs] def test_add_txt_record_fail_to_find_domain(self: _LexiconAwareTestCase) -> None:
self.provider_mock.authenticate.side_effect = [self.DOMAIN_NOT_FOUND,
self.DOMAIN_NOT_FOUND,
self.DOMAIN_NOT_FOUND,]
self.assertRaises(errors.PluginError,
self.client.add_txt_record,
DOMAIN, self.record_name, self.record_content)
[docs] def test_add_txt_record_fail_to_authenticate(self: _LexiconAwareTestCase) -> None:
self.provider_mock.authenticate.side_effect = self.LOGIN_ERROR
self.assertRaises(errors.PluginError,
self.client.add_txt_record,
DOMAIN, self.record_name, self.record_content)
[docs] def test_add_txt_record_fail_to_authenticate_with_unknown_error(
self: _LexiconAwareTestCase) -> None:
self.provider_mock.authenticate.side_effect = self.UNKNOWN_LOGIN_ERROR
self.assertRaises(errors.PluginError,
self.client.add_txt_record,
DOMAIN, self.record_name, self.record_content)
[docs] def test_add_txt_record_error_finding_domain(self: _LexiconAwareTestCase) -> None:
self.provider_mock.authenticate.side_effect = self.GENERIC_ERROR
self.assertRaises(errors.PluginError,
self.client.add_txt_record,
DOMAIN, self.record_name, self.record_content)
[docs] def test_add_txt_record_error_adding_record(self: _LexiconAwareTestCase) -> None:
self.provider_mock.create_record.side_effect = self.GENERIC_ERROR
self.assertRaises(errors.PluginError,
self.client.add_txt_record,
DOMAIN, self.record_name, self.record_content)
[docs] def test_del_txt_record(self: _LexiconAwareTestCase) -> None:
self.client.del_txt_record(DOMAIN, self.record_name, self.record_content)
self.provider_mock.delete_record.assert_called_with(rtype='TXT',
name=self.record_name,
content=self.record_content)
[docs] def test_del_txt_record_fail_to_find_domain(self: _LexiconAwareTestCase) -> None:
self.provider_mock.authenticate.side_effect = [self.DOMAIN_NOT_FOUND,
self.DOMAIN_NOT_FOUND,
self.DOMAIN_NOT_FOUND, ]
self.client.del_txt_record(DOMAIN, self.record_name, self.record_content)
[docs] def test_del_txt_record_fail_to_authenticate(self: _LexiconAwareTestCase) -> None:
self.provider_mock.authenticate.side_effect = self.LOGIN_ERROR
self.client.del_txt_record(DOMAIN, self.record_name, self.record_content)
[docs] def test_del_txt_record_fail_to_authenticate_with_unknown_error(
self: _LexiconAwareTestCase) -> None:
self.provider_mock.authenticate.side_effect = self.UNKNOWN_LOGIN_ERROR
self.client.del_txt_record(DOMAIN, self.record_name, self.record_content)
[docs] def test_del_txt_record_error_finding_domain(self: _LexiconAwareTestCase) -> None:
self.provider_mock.authenticate.side_effect = self.GENERIC_ERROR
self.client.del_txt_record(DOMAIN, self.record_name, self.record_content)
[docs] def test_del_txt_record_error_deleting_record(self: _LexiconAwareTestCase) -> None:
self.provider_mock.delete_record.side_effect = self.GENERIC_ERROR
self.client.del_txt_record(DOMAIN, self.record_name, self.record_content)