import yaml
from osdf.utils.data_conversion import text_to_symbol
+from osdf.utils.programming_utils import dot_notation
policy_config_mapping = yaml.load(open('config/has_config.yaml')).get('policy_config_mapping')
+def get_opt_query_data(req_json, policies):
+ """
+ Fetch service and order specific details from the requestParameters field of a request.
+ :param req_json: a request file
+ :param policies: A set of policies
+ :return: A dictionary with service and order-specific attributes.
+ """
+ req_param_dict = {}
+ if 'requestParameters' in req_json["placementInfo"]:
+ req_params = req_json["placementInfo"]["requestParameters"]
+ for policy in policies:
+ for queryProp in policy['content']['queryProperties']:
+ attr_val = queryProp['value'] if 'value' in queryProp and queryProp['value'] != "" \
+ else dot_notation(req_params, queryProp['attribute_location'])
+ if attr_val is not None:
+ req_param_dict.update({queryProp['attribute']: attr_val})
+ return req_param_dict
+
+
def gen_optimization_policy(vnf_list, optimization_policy):
"""Generate optimization policy details to pass to Conductor
:param vnf_list: List of vnf's to used in placement request
for policy in optimization_policy:
content = policy['content']
parameter_list = []
+ parameters = ["cloud_version", "hpa_score"]
for attr in content['objectiveParameter']['parameterAttributes']:
- parameter = attr['parameter'] if attr['parameter'] == "cloud_version" else attr['parameter']+"_between"
+ parameter = attr['parameter'] if attr['parameter'] in parameters else attr['parameter']+"_between"
vnfs = get_matching_vnfs(attr['resources'], vnf_list)
for vnf in vnfs:
- value = [vnf] if attr['parameter'] == "cloud_version" else [attr['customerLocationInfo'], vnf]
+ value = [vnf] if attr['parameter'] in parameters else [attr['customerLocationInfo'], vnf]
parameter_list.append({
attr['operator']: [attr['weight'], {parameter: value}]
})
return optimization_policy_list
-def get_matching_vnf(resource, vnf_list):
-
- for vnf in vnf_list:
- if resource in vnf:
- return vnf
- return resource
-
-
def get_matching_vnfs(resources, vnf_list, match_type="intersection"):
"""Get a list of matching VNFs from the list of resources
:param resources:
:param match_type: "intersection" or "all" or "any" (any => send all_vnfs if there is any intersection)
:return: List of matching VNFs
"""
+ resources_lcase = [x.lower() for x in resources]
if match_type == "all": # don't bother with any comparisons
- return resources if set(resources) <= set(vnf_list) else None
- common_vnfs = set(vnf_list) & set(resources)
+ return resources if set(resources_lcase) <= set(vnf_list) else None
+ common_vnfs = set(vnf_list) & set(resources_lcase)
+ common_resources = [x for x in resources if x.lower() in common_vnfs]
if match_type == "intersection": # specifically requested intersection
- return list(common_vnfs)
+ return list(common_resources)
return resources if common_vnfs else None # "any" match => all resources to be returned
return cur_policies
+def gen_capacity_policy(vnf_list, capacity_policy):
+ """Get zone policies in order to populate the Conductor API call"""
+ cur_policies, related_policies = gen_policy_instance(vnf_list, capacity_policy, rtype=None)
+ for p_new, p_main in zip(cur_policies, related_policies): # add additional fields to each policy
+ pmz = p_main['content']['capacityProperty']
+ p_new[p_main['content']['identity']]['properties'] = \
+ {"controller": pmz['controller'], 'request': json.loads(pmz['request'])}
+ return cur_policies
+
+
+def gen_hpa_policy(vnf_list, hpa_policy):
+ """Get zone policies in order to populate the Conductor API call"""
+ cur_policies, related_policies = gen_policy_instance(vnf_list, hpa_policy, rtype=None)
+ for p_new, p_main in zip(cur_policies, related_policies): # add additional fields to each policy
+ p_new[p_main['content']['identity']]['properties'] = {'evaluate': p_main['content']['flavorFeatures']}
+ return cur_policies
+
+
def get_augmented_policy_attributes(policy_property, demand):
"""Get policy attributes and augment them using policy_config_mapping and demand information"""
attributes = copy.copy(policy_property['attributes'])
def get_policy_properties(demand, policies):
"""Get policy_properties for cases where there is a match with the demand"""
for policy in policies:
- if demand['resourceModuleName'] not in set(policy['content'].get('resources', [])):
+ policy_demands = set([x.lower() for x in policy['content'].get('resources', [])])
+ if demand['resourceModuleName'].lower() not in policy_demands:
continue # no match for this policy
for policy_property in policy['content']['vnfProperties']:
yield policy_property
for policy_property in get_policy_properties(demand, policies):
prop = dict(inventory_provider=policy_property['inventoryProvider'],
inventory_type=policy_property['inventoryType'],
+ service_type=demand['serviceResourceId'],
service_resource_id=demand['serviceResourceId'])
- if 'attributes' in policy_property:
- prop['attributes'] = get_augmented_policy_attributes(policy_property, demand)
- for k1, v1, k2, v2 in policy_config_mapping['extra_fields']:
- if k1 == v1:
- prop[k2] = v2
- prop.update(get_candidates_demands(demand)) # for excluded and partial-rehoming cases
+ prop['attributes'] = dict()
+ prop['attributes'].update({'global-customer-id': policy_property['customerId']}
+ if policy_property['customerId'] else {})
+ prop['attributes'].update({'model-invariant-id': demand['resourceModelInfo']['modelInvariantId']}
+ if demand['resourceModelInfo']['modelInvariantId'] else {})
+ prop['attributes'].update({'model-version-id': demand['resourceModelInfo']['modelVersionId']}
+ if demand['resourceModelInfo']['modelVersionId'] else {})
+ prop['attributes'].update({'equipment-role': policy_property['equipmentRole']}
+ if policy_property['equipmentRole'] else {})
+ prop.update(get_candidates_demands(demand))
demand_properties.append(prop)
return demand_properties
"""
demand_dictionary = {}
for demand in req_json['placementInfo']['placementDemands']:
- demand_dictionary.update(
- {demand['resourceModuleName']: get_demand_properties(demand, vnf_policies)})
+ prop = get_demand_properties(demand, vnf_policies)
+ if len(prop) > 0:
+ demand_dictionary.update({demand['resourceModuleName']: prop})
return demand_dictionary
Code Review / optf / osdf.git / blobdiff