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# Copyright (c) 2017 Cable Television Laboratories, Inc. ("CableLabs")
# and others. All rights reserved.
#
# 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.
STACK_DELETE_TIMEOUT = 1200
STACK_COMPLETE_TIMEOUT = 1200
POLL_INTERVAL = 3
STATUS_CREATE_FAILED = 'CREATE_FAILED'
STATUS_CREATE_COMPLETE = 'CREATE_COMPLETE'
STATUS_DELETE_COMPLETE = 'DELETE_COMPLETE'
STATUS_DELETE_FAILED = 'DELETE_FAILED'
class StackConfig(object):
"""
Configuration for Heat stack
"""
def __init__(self, **kwargs):
"""
Constructor
:param name: the stack's name (required)
:param template: the heat template in dict() format (required if
template_path attribute is None)
:param template_path: the location of the heat template file (required
if template attribute is None)
:param env_values: dict() of strings for substitution of template
default values (optional)
"""
self.name = kwargs.get('name')
self.template = kwargs.get('template')
self.template_path = kwargs.get('template_path')
self.env_values = kwargs.get('env_values')
if 'stack_create_timeout' in kwargs:
self.stack_create_timeout = kwargs['stack_create_timeout']
else:
self.stack_create_timeout = STACK_COMPLETE_TIMEOUT
if not self.name:
raise StackConfigError('name is required')
if not self.template and not self.template_path:
raise StackConfigError('A Heat template is required')
def __eq__(self, other):
return (self.name == other.name and
self.template == other.template and
self.template_path == other.template_path and
self.env_values == other.env_values and
self.stack_create_timeout == other.stack_create_timeout)
class StackConfigError(Exception):
"""
Exception to be thrown when an stack configuration are incorrect
"""
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