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Diffstat (limited to 'snaps/openstack/cluster_template.py')
-rw-r--r-- | snaps/openstack/cluster_template.py | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/snaps/openstack/cluster_template.py b/snaps/openstack/cluster_template.py new file mode 100644 index 0000000..c4ba76d --- /dev/null +++ b/snaps/openstack/cluster_template.py @@ -0,0 +1,94 @@ +# 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. + +import logging + +from magnumclient.common.apiclient.exceptions import NotFound + +from snaps.openstack.openstack_creator import OpenStackMagnumObject +from snaps.openstack.utils import magnum_utils + +__author__ = 'spisarski' + +logger = logging.getLogger('cluster_template') + + +class OpenStackClusterTemplate(OpenStackMagnumObject): + """ + Class responsible for managing an volume in OpenStack + """ + + def __init__(self, os_creds, cluster_template_config): + """ + Constructor + :param os_creds: The OpenStack connection credentials + :param cluster_template_config: The volume type settings + :return: + """ + super(self.__class__, self).__init__(os_creds) + + self.cluster_template_config = cluster_template_config + self.__cluster_template = None + + def initialize(self): + """ + Loads the existing Volume + :return: The Volume domain object or None + """ + super(self.__class__, self).initialize() + + self.__cluster_template = magnum_utils.get_cluster_template( + self._magnum, template_config=self.cluster_template_config) + + return self.__cluster_template + + def create(self): + """ + Creates the volume in OpenStack if it does not already exist and + returns the domain Volume object + :return: The Volume domain object or None + """ + self.initialize() + + if not self.__cluster_template: + self.__cluster_template = magnum_utils.create_cluster_template( + self._magnum, self.cluster_template_config) + logger.info( + 'Created volume type with name - %s', + self.cluster_template_config.name) + + return self.__cluster_template + + def clean(self): + """ + Cleanse environment of all artifacts + :return: void + """ + if self.__cluster_template: + try: + magnum_utils.delete_cluster_template( + self._magnum, self.__cluster_template.id) + except NotFound: + pass + + self.__cluster_template = None + + def get_cluster_template(self): + """ + Returns the domain Volume object as it was populated when create() was + called + :return: the object + """ + return self.__cluster_template |