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# -*- coding: utf8 -*-
# ============LICENSE_START=======================================================
# org.onap.vvp/validation-scripts
# ===================================================================
# Copyright © 2017 AT&T Intellectual Property. All rights reserved.
# ===================================================================
#
# Unless otherwise specified, all software contained herein is licensed
# under the Apache License, Version 2.0 (the “License”);
# you may not use this software 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.
#
#
#
# Unless otherwise specified, all documentation contained herein is licensed
# under the Creative Commons License, Attribution 4.0 Intl. (the “License”);
# you may not use this documentation except in compliance with the License.
# You may obtain a copy of the License at
#
# https://creativecommons.org/licenses/by/4.0/
#
# Unless required by applicable law or agreed to in writing, documentation
# 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.
#
# ============LICENSE_END============================================
#
# ECOMP is a trademark and service mark of AT&T Intellectual Property.
#
import re
def get_vm_types_for_resource(resource):
'''
Get all unique vm_types for a resource
Notes:
- Returns set([]) if the resource is not formatted
properly, the passed resource is not a nova server
- If more than one vm_type is detected all vm_types will
be returned
'''
if not isinstance(resource, dict):
return set()
if 'type' not in resource:
return set()
if resource['type'] != 'OS::Nova::Server':
return set()
if 'properties' not in resource:
return set()
key_values = ["name", "flavor", "image"]
key_value_formats = [
["name", "string",
re.compile(r'(.+?)_name_\d+')],
["name", "comma_delimited_list",
re.compile(r'(.+?)_names')],
["flavor", "string",
re.compile(r'(.+?)_flavor_name')],
["image", "string",
re.compile(r'(.+?)_image_name')],
]
vm_types = []
for k2, v2 in resource['properties'].items():
if k2 not in key_values:
continue
if "get_param" not in v2:
continue
formats = [v for v in key_value_formats if v[0] == k2]
for v3 in formats:
param = v2["get_param"]
if isinstance(param, list):
param = param[0]
m = v3[2].match(param)
if m and m.group(1):
vm_types.append(m.group(1))
return set(vm_types)
def get_vm_type_for_nova_server(resource):
'''
Get the vm_type for a resource
Note: Returns None if not exactly one vm_type
is detected, if the resource is not formatted properly, or
the passed resource is not a nova server
'''
vm_types = get_vm_types_for_resource(resource)
# if more than one vm_type was identified, return None
if len(vm_types) > 1:
return None
return vm_types.pop()
def get_vm_types(resources):
'''
Get all vm_types for a list of heat resources, do note that
some of the values retrieved may be invalid
'''
vm_types = []
for v in resources.values():
vm_types.extend(list(get_vm_types_for_resource(v)))
return set(vm_types)
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