ansible/test/units/modules/cloud/amazon/test_cloudformation.py

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# (c) 2017 Red Hat Inc.
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
import pytest
from mock import patch
from .placebo_fixtures import placeboify, maybe_sleep
from ansible.modules.cloud.amazon import cloudformation as cfn_module
basic_yaml_tpl = """
---
AWSTemplateFormatVersion: '2010-09-09'
Description: 'Basic template that creates an S3 bucket'
Resources:
MyBucket:
Type: "AWS::S3::Bucket"
Outputs:
TheName:
Value:
!Ref MyBucket
"""
bad_json_tpl = """{
"AWSTemplateFormatVersion": "2010-09-09",
"Description": "Broken template, no comma here ->"
"Resources": {
"MyBucket": {
"Type": "AWS::S3::Bucket"
}
}
}"""
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class FakeModule(object):
def __init__(self, **kwargs):
self.params = kwargs
def fail_json(self, *args, **kwargs):
self.exit_args = args
self.exit_kwargs = kwargs
raise Exception('FAIL')
def exit_json(self, *args, **kwargs):
self.exit_args = args
self.exit_kwargs = kwargs
raise Exception('EXIT')
def test_invalid_template_json(placeboify):
connection = placeboify.client('cloudformation')
params = {
'StackName': 'ansible-test-wrong-json',
'TemplateBody': bad_json_tpl,
}
m = FakeModule(disable_rollback=False)
with pytest.raises(Exception, message='Malformed JSON should cause the test to fail') as exc_info:
cfn_module.create_stack(m, params, connection)
assert exc_info.match('FAIL')
assert "ValidationError" in m.exit_kwargs['msg']
def test_client_request_token_s3_stack(maybe_sleep, placeboify):
connection = placeboify.client('cloudformation')
params = {
'StackName': 'ansible-test-client-request-token-yaml',
'TemplateBody': basic_yaml_tpl,
'ClientRequestToken': '3faf3fb5-b289-41fc-b940-44151828f6cf',
}
m = FakeModule(disable_rollback=False)
result = cfn_module.create_stack(m, params, connection)
assert result['changed']
assert len(result['events']) > 1
# require that the final recorded stack state was CREATE_COMPLETE
# events are retrieved newest-first, so 0 is the latest
assert 'CREATE_COMPLETE' in result['events'][0]
connection.delete_stack(StackName='ansible-test-client-request-token-yaml')
def test_basic_s3_stack(maybe_sleep, placeboify):
connection = placeboify.client('cloudformation')
params = {
'StackName': 'ansible-test-basic-yaml',
'TemplateBody': basic_yaml_tpl
}
m = FakeModule(disable_rollback=False)
result = cfn_module.create_stack(m, params, connection)
assert result['changed']
assert len(result['events']) > 1
# require that the final recorded stack state was CREATE_COMPLETE
# events are retrieved newest-first, so 0 is the latest
assert 'CREATE_COMPLETE' in result['events'][0]
connection.delete_stack(StackName='ansible-test-basic-yaml')
def test_delete_nonexistent_stack(maybe_sleep, placeboify):
connection = placeboify.client('cloudformation')
result = cfn_module.stack_operation(connection, 'ansible-test-nonexist', 'DELETE')
assert result['changed']
assert 'Stack does not exist.' in result['log']
def test_get_nonexistent_stack(placeboify):
connection = placeboify.client('cloudformation')
assert cfn_module.get_stack_facts(connection, 'ansible-test-nonexist') is None
def test_missing_template_body(placeboify):
m = FakeModule()
with pytest.raises(Exception, message='Expected module to fail with no template') as exc_info:
cfn_module.create_stack(
module=m,
stack_params={},
cfn=None
)
assert exc_info.match('FAIL')
assert not m.exit_args
assert "Either 'template', 'template_body' or 'template_url' is required when the stack does not exist." == m.exit_kwargs['msg']