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authorAnkitkumar Patel <ankit@research.att.com>2018-02-11 17:51:13 -0500
committerAnkitkumar Patel <ankit@research.att.com>2018-02-11 17:52:51 -0500
commit0b855c08fd98fb8fa0f4bc40d8df430c897b4bad (patch)
treeefdd3c7ab31be64080dd71951a64d13f0ba493de /optimizers/placementopt/conductor/translation.py
parentbb8471cae394aa6ff0af8ba3e5354f3b121c56fc (diff)
Re-org folders, onboard test folder, test config
Reorganized the folder structure. Onboarded testcases. Added test config. Issue-ID: OPTFRA-74 Change-Id: I97882a162a405a18ffd287495039e15ae9d0ad7b Signed-off-by: Ankitkumar Patel <ankit@research.att.com>
Diffstat (limited to 'optimizers/placementopt/conductor/translation.py')
-rw-r--r--optimizers/placementopt/conductor/translation.py215
1 files changed, 0 insertions, 215 deletions
diff --git a/optimizers/placementopt/conductor/translation.py b/optimizers/placementopt/conductor/translation.py
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--- a/optimizers/placementopt/conductor/translation.py
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-# -------------------------------------------------------------------------
-# Copyright (c) 2015-2017 AT&T Intellectual Property
-#
-# 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 json
-from osdf.utils.data_conversion import text_to_symbol
-from osdf.utils import data_mapping
-
-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
- :param optimization_policy: optimization policy information provided in the incoming request
- :return: List of optimization policies in a format required by Conductor
- """
- optimization_policy_list = []
- for policy in optimization_policy:
- content = policy['content']
- parameter_list = []
-
- for attr in content['objectiveParameter']['parameterAttributes']:
- parameter = attr['parameter'] if attr['parameter'] == "cloud_version" else attr['parameter']+"_between"
- for res in attr['resource']:
- vnf = get_matching_vnf(res, vnf_list)
- value = [vnf] if attr['parameter'] == "cloud_version" else [attr['customerLocationInfo'], vnf]
- parameter_list.append({
- attr['operator']: [attr['weight'], {parameter: value}]
- })
-
- optimization_policy_list.append({
- content['objective']: {content['objectiveParameter']['operator']: parameter_list }
- })
- 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 vnf_list: List of vnf's to used in placement request
- :param match_type: "intersection" or "all" or "any" (any => send all_vnfs if there is any intersection)
- :return: List of matching VNFs
- """
- common_vnfs = []
- for vnf in vnf_list:
- for resource in resources:
- if resource in vnf:
- common_vnfs.append(vnf)
- if match_type == "intersection": # specifically requested intersection
- return common_vnfs
- elif common_vnfs or match_type == "all": # ("any" and common) OR "all"
- return resources
- return None
-
-
-def gen_policy_instance(vnf_list, resource_policy, match_type="intersection", rtype=None):
- """Generate a list of policies
- :param vnf_list: List of vnf's to used in placement request
- :param resource_policy: policy for this specific resource
- :param match_type: How to match the vnf_names with the vnf_list (intersection or "any")
- intersection => return intersection; "any" implies return all vnf_names if intersection is not null
- :param rtype: resource type (e.g. resourceRegionProperty or resourceInstanceProperty)
- None => no controller information added to the policy specification to Conductor
- :return: resource policy list in a format required by Conductor
- """
- resource_policy_list = []
- related_policies = []
- for policy in resource_policy:
- pc = policy['content']
- demands = get_matching_vnfs(pc['resourceInstanceType'], vnf_list, match_type=match_type)
- resource = {pc['identity']: {'type': pc['type'], 'demands': demands}}
-
- if rtype:
- resource[pc['identity']]['properties'] = {'controller': pc[rtype]['controller'],
- 'request': json.loads(pc[rtype]['request'])}
- if demands and len(demands) != 0:
- resource_policy_list.append(resource)
- related_policies.append(policy)
- return resource_policy_list, related_policies
-
-
-def gen_resource_instance_policy(vnf_list, resource_instance_policy):
- """Get policies governing resource instances in order to populate the Conductor API call"""
- cur_policies, _ = gen_policy_instance(vnf_list, resource_instance_policy, rtype='resourceInstanceProperty')
- return cur_policies
-
-
-def gen_resource_region_policy(vnf_list, resource_region_policy):
- """Get policies governing resource region in order to populate the Conductor API call"""
- cur_policies, _ = gen_policy_instance(vnf_list, resource_region_policy, rtype='resourceRegionProperty')
- return cur_policies
-
-
-def gen_inventory_group_policy(vnf_list, inventory_group_policy):
- """Get policies governing inventory group in order to populate the Conductor API call"""
- cur_policies, _ = gen_policy_instance(vnf_list, inventory_group_policy, rtype=None)
- return cur_policies
-
-
-def gen_reservation_policy(vnf_list, reservation_policy):
- """Get policies governing resource instances in order to populate the Conductor API call"""
- cur_policies, _ = gen_policy_instance(vnf_list, reservation_policy, rtype='instanceReservationProperty')
- return cur_policies
-
-
-def gen_distance_to_location_policy(vnf_list, distance_to_location_policy):
- """Get policies governing distance-to-location for VNFs in order to populate the Conductor API call"""
- cur_policies, related_policies = gen_policy_instance(vnf_list, distance_to_location_policy, rtype=None)
- for p_new, p_main in zip(cur_policies, related_policies): # add additional fields to each policy
- properties = p_main['content']['distanceToLocationProperty']
- pcp_d = properties['distanceCondition']
- p_new[p_main['content']['identity']]['properties'] = {
- 'distance': text_to_symbol[pcp_d['operator']] + " " + pcp_d['value'].lower(),
- 'location': properties['locationInfo']
- }
- return cur_policies
-
-
-def gen_attribute_policy(vnf_list, attribute_policy):
- """Get policies governing attributes of VNFs in order to populate the Conductor API call"""
- cur_policies, related_policies = gen_policy_instance(vnf_list, attribute_policy, rtype=None)
- for p_new, p_main in zip(cur_policies, related_policies): # add additional fields to each policy
- properties = p_main['content']['cloudAttributeProperty']
- p_new[p_main['content']['identity']]['properties'] = {
- 'evaluate': {
- 'hypervisor': properties.get('hypervisor', ''),
- 'cloud_version': properties.get('cloudVersion', ''),
- 'cloud_type': properties.get('cloudType', ''),
- 'dataplane': properties.get('dataPlane', ''),
- 'network_roles': properties.get('networkRoles', ''),
- 'complex': properties.get('complex', ''),
- 'state': properties.get('state', ''),
- 'country': properties.get('country', ''),
- 'geo_region': properties.get('geoRegion', ''),
- 'exclusivity_groups': properties.get('exclusivityGroups', ''),
- 'replication_role': properties.get('replicationRole', '')
- }
- }
- return cur_policies
-
-
-def gen_zone_policy(vnf_list, zone_policy):
- """Get zone policies in order to populate the Conductor API call"""
- cur_policies, related_policies = gen_policy_instance(vnf_list, zone_policy, rtype=None)
- for p_new, p_main in zip(cur_policies, related_policies): # add additional fields to each policy
- pmz = p_main['content']['zoneProperty']
- p_new[p_main['content']['identity']]['properties'] = {'category': pmz['category'], 'qualifier': pmz['qualifier']}
- return cur_policies
-
-
-def get_demand_properties(demand, policies):
- """Get list demand properties objects (named tuples) from policy"""
- def _get_candidates(candidate_info):
- return [dict(inventory_type=x['candidateType'], candidate_id=x['candidates']) for x in candidate_info]
- properties = []
- for policy in policies:
- for resourceInstanceType in policy['content']['resourceInstanceType']:
- if resourceInstanceType in demand['resourceModuleName']:
- for x in policy['content']['property']:
- property = dict(inventory_provider=x['inventoryProvider'],
- inventory_type=x['inventoryType'],
- service_resource_id=demand['serviceResourceId'])
- if 'attributes' in x:
- attributes = {}
- for k,v in x['attributes'].items():
- key=data_mapping.convert(k)
- attributes[key] = v
- if(key=="model-invariant-id"):
- attributes[key]=demand['resourceModelInfo']['modelInvariantId']
- elif(key=="model-version-id"):
- attributes[key]=demand['resourceModelInfo']['modelVersionId']
- property.update({"attributes": attributes})
- if x['inventoryType'] == "cloud":
- property['region'] = {'get_param': "CHOSEN_REGION"}
- if 'exclusionCandidateInfo' in demand:
- property['excluded_candidates'] = _get_candidates(demand['exclusionCandidateInfo'])
- if 'requiredCandidateInfo' in demand:
- property['required_candidates'] = _get_candidates(demand['requiredCandidateInfo'])
- properties.append(property)
- if len(properties) == 0:
- properties.append(dict(customer_id="", service_type="", inventory_provider="", inventory_type=""))
- return properties
-
-
-def gen_demands(req_json, vnf_policies):
- """Generate list of demands based on request and VNF policies
- :param req_json: Request object from the client (e.g. MSO)
- :param vnf_policies: Policies associated with demand resources (e.g. from grouped_policies['vnfPolicy'])
- :return: list of demand parameters to populate the Conductor API call
- """
- demand_dictionary = {}
- for placementDemand in req_json['placementDemand']:
- demand_dictionary.update({placementDemand['resourceModuleName']: get_demand_properties(placementDemand, vnf_policies)})
-
- return demand_dictionary