salt/tests/unit/modules/test_ddns.py
2017-04-28 13:36:42 +01:00

130 lines
4.1 KiB
Python

# -*- coding: utf-8 -*-
'''
:codeauthor: :email:`Rupesh Tare <rupesht@saltstack.com>`
'''
# Import Python libs
from __future__ import absolute_import
import textwrap
import json
try:
import dns.query
import dns.tsigkeyring
HAS_DNS = True
except ImportError:
HAS_DNS = False
# Import Salt Testing Libs
from tests.support.mixins import LoaderModuleMockMixin
from tests.support.unit import TestCase, skipIf
from tests.support.mock import (
mock_open,
MagicMock,
patch,
NO_MOCK,
NO_MOCK_REASON
)
# Import Salt Libs
import salt.modules.ddns as ddns
@skipIf(HAS_DNS is False, 'dnspython libs not installed')
@skipIf(NO_MOCK, NO_MOCK_REASON)
class DDNSTestCase(TestCase, LoaderModuleMockMixin):
'''
TestCase for the salt.modules.ddns module
'''
def setup_loader_modules(self):
return {ddns: {}}
def test_add_host(self):
'''
Test cases for Add, replace, or update the A
and PTR (reverse) records for a host.
'''
with patch('salt.modules.ddns.update') as ddns_update:
ddns_update.return_value = False
self.assertFalse(ddns.add_host(zone='A',
name='B',
ttl=1,
ip='172.27.0.0'))
ddns_update.return_value = True
self.assertTrue(ddns.add_host(zone='A',
name='B',
ttl=1,
ip='172.27.0.0'))
def test_delete_host(self):
'''
Tests for delete the forward and reverse records for a host.
'''
with patch('salt.modules.ddns.delete') as ddns_delete:
ddns_delete.return_value = False
with patch.object(dns.query, 'udp') as mock:
mock.answer = [{'address': 'localhost'}]
self.assertFalse(ddns.delete_host(zone='A', name='B'))
def test_update(self):
'''
Test to add, replace, or update a DNS record.
'''
mock_request = textwrap.dedent('''\
id 29380
opcode QUERY
rcode NOERROR
flags RD
;QUESTION
name.zone. IN AAAA
;ANSWER
;AUTHORITY
;ADDITIONAL''')
mock_rdtype = 28 # rdtype of AAAA record
class MockRrset(object):
def __init__(self):
self.items = [{'address': 'localhost'}]
self.ttl = 2
class MockAnswer(object):
def __init__(self, *args, **kwargs):
self.answer = [MockRrset()]
def rcode(self):
return 0
def mock_udp_query(*args, **kwargs):
return MockAnswer
with patch.object(dns.message, 'make_query', MagicMock(return_value=mock_request)):
with patch.object(dns.query, 'udp', mock_udp_query()):
with patch.object(dns.rdatatype, 'from_text', MagicMock(return_value=mock_rdtype)):
with patch.object(ddns, '_get_keyring', return_value=None):
with patch.object(ddns, '_config', return_value=None):
self.assertTrue(ddns.update('zone', 'name', 1, 'AAAA', '::1'))
def test_delete(self):
'''
Test to delete a DNS record.
'''
file_data = json.dumps({'A': 'B'})
class MockAnswer(object):
def __init__(self, *args, **kwargs):
self.answer = [{'address': 'localhost'}]
def rcode(self):
return 0
def mock_udp_query(*args, **kwargs):
return MockAnswer
with patch.object(dns.query, 'udp', mock_udp_query()):
with patch('salt.utils.fopen', mock_open(read_data=file_data), create=True):
with patch.object(dns.tsigkeyring, 'from_text', return_value=True):
with patch.object(ddns, '_get_keyring', return_value=None):
with patch.object(ddns, '_config', return_value=None):
self.assertTrue(ddns.delete(zone='A', name='B'))