128 lines
4.4 KiB
Python
128 lines
4.4 KiB
Python
# Copyright 2016 Hewlett Packard Enterprise Development Company LP
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#
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# Author: Federico Ceratto <federico.ceratto@hpe.com>
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""
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Test the Djbdns agent backend
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These tests *do* rely on creating directories and files or running
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executables from the djbdns suite
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If djbdns is not available some tests are skipped.
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"""
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import os
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import tempfile
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import unittest
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import fixtures
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import mock
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from designate import exceptions
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from designate.backend.agent_backend.impl_djbdns import DjbdnsBackend
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from designate.tests import TestCase
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import designate.backend.agent_backend.impl_djbdns
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TINYDNSDATA_PATH = '/usr/bin/tinydns-data'
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class DjbdnsAgentBackendSimpleTestCase(TestCase):
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def test__check_dirs(self):
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DjbdnsBackend._check_dirs('/tmp')
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def test__check_dirs_not_found(self):
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self.assertRaises(
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exceptions.Backend,
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DjbdnsBackend._check_dirs,
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'/nonexistent_dir_name'
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)
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class DjbdnsAgentBackendTestCase(TestCase):
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def setUp(self):
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super(DjbdnsAgentBackendTestCase, self).setUp()
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self.CONF.set_override('masters', ('127.0.0.1:5354',), 'service:agent')
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tmp_datafiles_dir = tempfile.mkdtemp()
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os.mkdir(os.path.join(tmp_datafiles_dir, 'datafiles'))
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self.CONF.set_override(
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'tinydns_datadir',
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tmp_datafiles_dir,
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designate.backend.agent_backend.impl_djbdns.CFG_GROUP
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)
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self.useFixture(fixtures.MockPatchObject(
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DjbdnsBackend, '_check_dirs'
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))
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self.backend = DjbdnsBackend('foo')
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self.patch_ob(self.backend._resolver, 'query')
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def tearDown(self):
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super(DjbdnsAgentBackendTestCase, self).tearDown()
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def patch_ob(self, *a, **kw):
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self.useFixture(fixtures.MockPatchObject(*a, **kw))
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@mock.patch('designate.backend.agent_backend.impl_djbdns.os.remove')
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@mock.patch('designate.backend.agent_backend.impl_djbdns.execute')
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def test__perform_axfr_from_minidns(self, mock_exe, mock_rm):
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mock_exe.return_value = (None, None)
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self.backend._perform_axfr_from_minidns('foo')
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mock_exe.assert_called_once_with(
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'tcpclient', '127.0.0.1', '5354', 'axfr-get', 'foo',
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os.path.join(self.backend._datafiles_dir, 'foo.zonedata'),
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os.path.join(self.backend._datafiles_dir, 'foo.ztmp')
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)
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def test_delete_zone_no_file(self):
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self.patch_ob(self.backend, '_rebuild_data_cdb')
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# Should not raise exceptions
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self.backend.delete_zone('non_existent_zone_file')
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@unittest.skipIf(not os.path.isfile(TINYDNSDATA_PATH),
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"tinydns-data not installed")
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def test__rebuild_data_cdb_empty(self):
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# Check that tinydns-data can be run and the required files are
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# generated / renamed as needed
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self.CONF.set_override('root_helper', ' ') # disable rootwrap
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self.backend._tinydns_cdb_filename = tempfile.mkstemp()[1]
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self.backend._rebuild_data_cdb()
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assert os.path.isfile(self.backend._tinydns_cdb_filename)
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os.remove(self.backend._tinydns_cdb_filename)
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@unittest.skipIf(not os.path.isfile(TINYDNSDATA_PATH),
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"tinydns-data not installed")
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def test__rebuild_data_cdb(self):
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# Check that tinydns-data can be run and the required files are
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# generated / renamed as needed
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self.CONF.set_override('root_helper', ' ') # disable rootwrap
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self.backend._tinydns_cdb_filename = tempfile.mkstemp()[1]
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fn = os.path.join(self.backend._datafiles_dir, 'example.org.zonedata')
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with open(fn, 'w') as f:
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f.write(""".example.org::ns1.example.org
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+ns1.example.org:127.0.0.1
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+www.example.org:127.0.0.1
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""")
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self.backend._rebuild_data_cdb()
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assert os.path.isfile(self.backend._tinydns_cdb_filename)
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os.remove(self.backend._tinydns_cdb_filename)
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