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# Copyright 2015 FUJITSU LIMITED
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import mock
import designate.tests
from designate import exceptions
from designate import objects
from designate import utils
from designate.backend import impl_bind9
from designate.tests import fixtures
class Bind9BackendTestCase(designate.tests.TestCase):
def setUp(self):
super(Bind9BackendTestCase, self).setUp()
self.zone = objects.Zone(
id='cca7908b-dad4-4c50-adba-fb67d4c556e8',
name='example.com.',
email='example@example.com'
)
self.target = {
'id': '4588652b-50e7-46b9-b688-a9bad40a873e',
'type': 'bind9',
'masters': [
{'host': '192.168.1.1', 'port': 53},
{'host': '192.168.1.2', 'port': 35}
],
'options': [
{'key': 'host', 'value': '192.168.2.3'},
{'key': 'port', 'value': '53'},
{'key': 'rndc_host', 'value': '192.168.2.4'},
{'key': 'rndc_port', 'value': '953'},
{'key': 'rndc_bin_path', 'value': '/usr/sbin/rndc'},
{'key': 'rndc_config_file', 'value': '/etc/rndc.conf'},
{'key': 'rndc_key_file', 'value': '/etc/rndc.key'},
{'key': 'clean_zonefile', 'value': 'true'}
],
}
self.backend = impl_bind9.Bind9Backend(
objects.PoolTarget.from_dict(self.target)
)
@mock.patch.object(impl_bind9.Bind9Backend, '_execute_rndc')
def test_create_zone(self, mock_execute):
with fixtures.random_seed(0):
self.backend.create_zone(self.admin_context, self.zone)
mock_execute.assert_called_with(
[
'addzone',
'example.com { type slave; masters { 192.168.1.1 port 53; 192.168.1.2 port 35;}; file "slave.example.com.cca7908b-dad4-4c50-adba-fb67d4c556e8"; };' # noqa
]
)
@mock.patch.object(impl_bind9.Bind9Backend, '_execute_rndc')
def test_create_zone_with_view(self, mock_execute):
self.target['options'].append(
{'key': 'view', 'value': 'guest'},
)
backend = impl_bind9.Bind9Backend(
objects.PoolTarget.from_dict(self.target)
)
with fixtures.random_seed(1):
backend.create_zone(self.admin_context, self.zone)
mock_execute.assert_called_with(
[
'addzone',
'example.com in guest { type slave; masters { 192.168.1.2 port 35; 192.168.1.1 port 53;}; file "slave.example.com.cca7908b-dad4-4c50-adba-fb67d4c556e8"; };' # noqa
]
)
@mock.patch.object(impl_bind9.Bind9Backend, '_execute_rndc')
def test_create_zone_raises_on_exception(self, mock_execute):
mock_execute.side_effect = exceptions.Backend('badop')
self.assertRaises(
exceptions.Backend,
self.backend.create_zone, self.admin_context, self.zone
)
@mock.patch.object(impl_bind9.Bind9Backend, '_execute_rndc')
def test_create_zone_already_exists(self, mock_execute):
mock_execute.side_effect = exceptions.Backend('already exists')
self.backend.create_zone(self.admin_context, self.zone)
@mock.patch.object(impl_bind9.Bind9Backend, '_execute_rndc')
def test_delete_zone(self, mock_execute):
self.backend.delete_zone(self.admin_context, self.zone)
mock_execute.assert_called_with(
['delzone', '-clean', 'example.com ']
)
@mock.patch.object(impl_bind9.Bind9Backend, '_execute_rndc')
def test_delete_zone_with_view(self, mock_execute):
self.target['options'].append(
{'key': 'view', 'value': 'guest'},
)
backend = impl_bind9.Bind9Backend(
objects.PoolTarget.from_dict(self.target)
)
backend.delete_zone(self.admin_context, self.zone)
mock_execute.assert_called_with(
['delzone', '-clean', 'example.com in guest']
)
@mock.patch.object(impl_bind9.Bind9Backend, '_execute_rndc')
def test_delete_zone_without_clean_zonefile(self, mock_execute):
self.target['options'] = [
{'key': 'clean_zonefile', 'value': 'false'}
]
backend = impl_bind9.Bind9Backend(
objects.PoolTarget.from_dict(self.target)
)
backend.delete_zone(self.admin_context, self.zone)
mock_execute.assert_called_with(
['delzone', 'example.com ']
)
@mock.patch.object(impl_bind9.Bind9Backend, '_execute_rndc')
def test_delete_zone_raises_on_exception(self, mock_execute):
mock_execute.side_effect = exceptions.Backend('badop')
self.assertRaises(
exceptions.Backend,
self.backend.delete_zone, self.admin_context, self.zone
)
@mock.patch.object(impl_bind9.Bind9Backend, '_execute_rndc')
def test_delete_zone_already_deleted(self, mock_execute):
mock_execute.side_effect = exceptions.Backend('not found')
self.backend.delete_zone(self.admin_context, self.zone)
def test_generate_rndc_base_call(self):
self.assertEqual(
[
'/usr/sbin/rndc', '-s', '192.168.2.4', '-p', '953',
'-c', '/etc/rndc.conf', '-k', '/etc/rndc.key'
],
self.backend._generate_rndc_base_call()
)
def test_generate_rndc_base_call_without_config_file(self):
self.target['options'] = [
{'key': 'rndc_host', 'value': '192.168.4.4'},
{'key': 'rndc_port', 'value': '953'},
{'key': 'rndc_bin_path', 'value': '/usr/sbin/rndc'},
{'key': 'rndc_key_file', 'value': '/etc/rndc.key'},
]
backend = impl_bind9.Bind9Backend(
objects.PoolTarget.from_dict(self.target)
)
self.assertEqual(
[
'/usr/sbin/rndc', '-s', '192.168.4.4', '-p', '953',
'-k', '/etc/rndc.key'
],
backend._generate_rndc_base_call()
)
def test_generate_rndc_base_call_without_key_file(self):
self.target['options'] = [
{'key': 'rndc_host', 'value': '192.168.3.4'},
{'key': 'rndc_port', 'value': '953'},
{'key': 'rndc_bin_path', 'value': '/usr/sbin/rndc'},
{'key': 'rndc_config_file', 'value': '/etc/rndc.conf'},
]
backend = impl_bind9.Bind9Backend(
objects.PoolTarget.from_dict(self.target)
)
self.assertEqual(
[
'/usr/sbin/rndc', '-s', '192.168.3.4', '-p', '953',
'-c', '/etc/rndc.conf'
],
backend._generate_rndc_base_call()
)
@mock.patch('designate.utils.execute')
def test_execute_rndc(self, mock_execute):
rndc_op = ['delzone', 'example.com ']
self.backend._execute_rndc(rndc_op)
mock_execute.assert_called_with(
'/usr/sbin/rndc', '-s', '192.168.2.4', '-p', '953',
'-c', '/etc/rndc.conf', '-k', '/etc/rndc.key',
'delzone', 'example.com '
)
@mock.patch('designate.utils.execute')
def test_execute_rndc_raises_on_exception(self, mock_execute):
mock_execute.side_effect = utils.processutils.ProcessExecutionError()
rndc_op = ['badop', 'example.com ']
self.assertRaises(
exceptions.Backend,
self.backend._execute_rndc, rndc_op
)
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