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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 units.utils.amazon_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"
}
}
}"""
failing_yaml_tpl = """
---
AWSTemplateFormatVersion: 2010-09-09
Resources:
ECRRepo:
Type: AWS::ECR::Repository
Properties:
RepositoryPolicyText:
Version: 3000-10-17 # <--- invalid version
Statement:
- Effect: Allow
Action:
- 'ecr:*'
Principal:
AWS: !Sub arn:${AWS::Partition}:iam::${AWS::AccountId}:root
"""
default_events_limit = 10
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) as exc_info:
cfn_module.create_stack(m, params, connection, default_events_limit)
pytest.fail('Expected malformed JSON to have caused the call to fail')
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, default_events_limit)
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, default_events_limit)
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', default_events_limit)
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():
m = FakeModule()
with pytest.raises(Exception) as exc_info:
cfn_module.create_stack(
module=m,
stack_params={},
cfn=None,
events_limit=default_events_limit
)
pytest.fail('Expected module to have failed with no template')
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']
def test_disable_rollback_and_on_failure_defined():
m = FakeModule(
on_create_failure='DELETE',
disable_rollback=True,
)
with pytest.raises(Exception) as exc_info:
cfn_module.create_stack(
module=m,
stack_params={'TemplateBody': ''},
cfn=None,
events_limit=default_events_limit
)
pytest.fail('Expected module to fail with both on_create_failure and disable_rollback defined')
assert exc_info.match('FAIL')
assert not m.exit_args
assert "You can specify either 'on_create_failure' or 'disable_rollback', but not both." == m.exit_kwargs['msg']
def test_on_create_failure_delete(maybe_sleep, placeboify):
m = FakeModule(
on_create_failure='DELETE',
disable_rollback=False,
)
connection = placeboify.client('cloudformation')
params = {
'StackName': 'ansible-test-on-create-failure-delete',
'TemplateBody': failing_yaml_tpl
}
result = cfn_module.create_stack(m, params, connection, default_events_limit)
assert result['changed']
assert result['failed']
assert len(result['events']) > 1
# require that the final recorded stack state was DELETE_COMPLETE
# events are retrieved newest-first, so 0 is the latest
assert 'DELETE_COMPLETE' in result['events'][0]
def test_on_create_failure_rollback(maybe_sleep, placeboify):
m = FakeModule(
on_create_failure='ROLLBACK',
disable_rollback=False,
)
connection = placeboify.client('cloudformation')
params = {
'StackName': 'ansible-test-on-create-failure-rollback',
'TemplateBody': failing_yaml_tpl
}
result = cfn_module.create_stack(m, params, connection, default_events_limit)
assert result['changed']
assert result['failed']
assert len(result['events']) > 1
# require that the final recorded stack state was ROLLBACK_COMPLETE
# events are retrieved newest-first, so 0 is the latest
assert 'ROLLBACK_COMPLETE' in result['events'][0]
connection.delete_stack(StackName=params['StackName'])
def test_on_create_failure_do_nothing(maybe_sleep, placeboify):
m = FakeModule(
on_create_failure='DO_NOTHING',
disable_rollback=False,
)
connection = placeboify.client('cloudformation')
params = {
'StackName': 'ansible-test-on-create-failure-do-nothing',
'TemplateBody': failing_yaml_tpl
}
result = cfn_module.create_stack(m, params, connection, default_events_limit)
assert result['changed']
assert result['failed']
assert len(result['events']) > 1
# require that the final recorded stack state was CREATE_FAILED
# events are retrieved newest-first, so 0 is the latest
assert 'CREATE_FAILED' in result['events'][0]
connection.delete_stack(StackName=params['StackName'])
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