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#
# Copyright 2013 Hewlett-Packard Development Company, L.P.
#
# 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 tempfile
import fixtures
import mock
import testtools
from heat_cfntools.cfntools import cfn_helper
class TestCfnHup(testtools.TestCase):
def setUp(self):
super(TestCfnHup, self).setUp()
self.logger = self.useFixture(fixtures.FakeLogger())
self.stack_name = self.getUniqueString()
self.resource = self.getUniqueString()
self.region = self.getUniqueString()
self.creds = tempfile.NamedTemporaryFile()
self.metadata = cfn_helper.Metadata(self.stack_name,
self.resource,
credentials_file=self.creds.name,
region=self.region)
self.init_content = self.getUniqueString()
self.init_temp = tempfile.NamedTemporaryFile()
self.service_name = self.getUniqueString()
self.init_section = {'AWS::CloudFormation::Init': {
'config': {
'services': {
'sysvinit': {
self.service_name: {
'enabled': True,
'ensureRunning': True,
}
}
},
'files': {
self.init_temp.name: {
'content': self.init_content
}
}
}
}
}
def _mock_retrieve_metadata(self, desired_metadata):
with mock.patch.object(
cfn_helper.Metadata, 'remote_metadata') as mock_method:
mock_method.return_value = desired_metadata
with tempfile.NamedTemporaryFile() as last_md:
self.metadata.retrieve(last_path=last_md.name)
def _test_cfn_hup_metadata(self, metadata):
self._mock_retrieve_metadata(metadata)
FakeServicesHandler = mock.Mock()
FakeServicesHandler.monitor_services.return_value = None
self.useFixture(
fixtures.MonkeyPatch(
'heat_cfntools.cfntools.cfn_helper.ServicesHandler',
FakeServicesHandler))
section = self.getUniqueString()
triggers = 'post.add,post.delete,post.update'
path = 'Resources.%s.Metadata' % self.resource
runas = 'root'
action = '/bin/sh -c "true"'
hook = cfn_helper.Hook(section, triggers, path, runas, action)
with mock.patch.object(cfn_helper.Hook, 'event') as mock_method:
mock_method.return_value = None
self.metadata.cfn_hup([hook])
def test_cfn_hup_empty_metadata(self):
self._test_cfn_hup_metadata({})
def test_cfn_hup_cfn_init_metadata(self):
self._test_cfn_hup_metadata(self.init_section)
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