# -*- coding: utf8 -*- # ============LICENSE_START======================================================= # org.onap.vvp/validation-scripts # =================================================================== # Copyright © 2020 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============================================ from onap_client.lib import generate_dummy_string from onap_client.resource import Resource from onap_client import exceptions from onap_client.client.clients import get_client as Client from onap_client.sdc import vsp from onap_client.util import utility import time import random import json class VNF(Resource): resource_name = "VNF" spec = { "software_product_name": {"type": str, "required": True}, "description": {"type": str, "required": False, "default": "VNF"}, "vnf_name": { "type": str, "required": False, "default": generate_dummy_string("test_vnf_"), }, "resource_type": {"type": str, "required": False, "default": "VF"}, "inputs": {"type": dict, "required": False, "default": {}}, "vm_types": { "type": list, "list_item": dict, "required": False, "default": [], "nested": { "vm_type": {"type": str, "required": True}, "properties": {"type": dict, "required": True, "default": {}}, "resources": { "type": list, "list_item": dict, "required": False, "default": [], "nested": { "resource_name": {"type": str, "required": True}, "resource_id": {"type": str, "required": False}, "catalog_resource_name": {"type": str, "required": False}, "origin_type": {"type": str, "required": False, "default": "VF"}, "properties": {"type": dict, "required": False, "default": {}}, "relationship": { "type": dict, "required": False, "default": {}, "nested": { "relationship_type": {"type": str, "required": True}, "requirement": {"type": str, "required": True}, "requirement_id": {"type": str, "required": True}, "properties": {"type": dict, "required": False, "default": {}}, } }, }, }, }, }, "network_roles": { "type": list, "list_item": dict, "required": False, "default": [], "nested": { "network_role_tag": {"type": str, "required": True}, "network_role": {"type": str, "required": True}, "related_networks": { "type": list, "list_item": str, "required": False, "default": [], }, }, }, "policies": { "type": list, "list_item": dict, "required": False, "default": [], "nested": { "policy_name": {"type": str, "required": True}, "properties": {"type": dict, "required": False, "default": {}}, }, }, "allow_update": {"type": bool, "required": False, "default": False}, } def _create(self, vnf_input): """Creates a vnf object in SDC""" vnf = None existing = get_vnf_id(vnf_input.get("vnf_name"), oc=self.oc) if not existing: vnf = create_vnf(vnf_input, oc=self.oc) elif vnf_input.get("allow_update"): vnf = update_vnf(existing, vnf_input, oc=self.oc) else: raise exceptions.ResourceAlreadyExistsException( "VNF resource {} already exists".format(vnf_input.get("vnf_name")) ) return vnf def _post_create(self): inputs = self.inputs vm_types = self.vm_types network_roles = self.network_roles policies = self.policies model = self.tosca vm_type_instances = [] for vm_type in vm_types: vm_type_tag = vm_type.get("vm_type") properties = vm_type.get("properties") resources = vm_type.get("resources", []) instance_ids = instance_ids_for_property(model, "vm_type_tag", vm_type_tag) x = 0 for instance_id in instance_ids: name_index = "" if x > 0: name_index = x vm_type_instances.append(instance_id) self._add_instance_properties(instance_id, properties) self._add_resources(instance_id, resources, resource_name_index=name_index) self._add_vm_type_network_role(instance_id, network_roles) x += 1 for policy in policies: policy_name = policy.get("policy_name") policy_id = self.policy_exists(policy_name) if not policy_id: policy_id = self.add_policy_resource(policy_name) self.associate_policy(policy_id, vm_type_instances) for k, v in policy.get("properties", {}).items(): self.add_policy_property(policy_id, k, v) for k, v in inputs.items(): self.add_input_value(k, v) def _submit(self): """Submits the vnf in SDC""" certification = self.oc.sdc.vnf.certify_catalog_resource( **self.attributes, user_remarks="Ready!" ) self.attributes["catalog_resource_id"] = certification.catalog_resource_id vnf = self.oc.sdc.vnf.get_catalog_resource(**self.attributes) self.attributes["catalog_resource_name"] = vnf.catalog_resource_name self.attributes["tosca"] = vnf.response_data def _add_instance_properties(self, instance_id, properties_dict): for k, v in properties_dict.items(): # updating vm_type properties self.add_instance_property(instance_id, k, v) def _add_resources(self, instance_id, resources_dict, resource_name_index=""): for resource in resources_dict: resource_name = resource.get("resource_name") if resource_name_index: resource_name = "{}-{}".format(resource_name, resource_name_index) if self.resource_exists(resource_name): continue catalog_resource_name = resource.get("catalog_resource_name") resource_id = resource.get("resource_id") resource_origin = resource.get("origin_type") resource_relationship = resource.get("relationship", {}) if not resource_id: resource_id = get_vnf_id(catalog_resource_name, oc=self.oc) if not resource_id: raise exceptions.ResourceIDNotFoundException( "resource ID was not passed, and resource lookup by name was not found {}".format( resource_name ) ) new_resource = add_resource(self.catalog_resource_id, resource_id, resource_name, origin_type=resource_origin, oc=self.oc) self._refresh() new_resource_id = new_resource["id"] if resource_relationship: relationship_type = resource_relationship.get("relationship_type") relationship_requirement = resource_relationship.get("requirement") relationship_requirement_id = resource_relationship.get("requirement_id") self.add_resource_relationship(new_resource_id, instance_id, relationship_type, relationship_requirement, relationship_requirement_id) for k, v in resource_relationship.get("properties", {}).items(): self.add_instance_property_non_vf(new_resource_id, k, v, origin_section="componentInstancesProperties") def add_resource_relationship(self, from_node, to_node, relationship_type, relationship_requirement, relationship_requirement_id): components = self.tosca.get("componentInstances", []) for component in components: if component.get("uniqueId") == to_node: capabilities = component.get("capabilities", {}).get(relationship_type, []) for capability in capabilities: capability_owner_id = capability.get("ownerId") capability_name = capability.get("name") capability_uid = capability.get("uniqueId") self.oc.sdc.vnf.add_resource_relationship( **self.attributes, from_node_resource_id=from_node, to_node_resource_id=to_node, relationship_type=relationship_type, capability_name=capability_name, capability_owner_id=capability_owner_id, capability_id=capability_uid, requirement_name=relationship_requirement, requirement_id=relationship_requirement_id, ) def _add_vm_type_network_role(self, instance_id, network_roles_dict): model = self.tosca for network_role in network_roles_dict: # checking if abstract node has matching network role, # and updating if found nrt = network_role.get("network_role_tag") nr = network_role.get("network_role") related_networks = network_role.get("related_networks") instance_properties = network_role_property_for_instance( nrt, model, instance_id ) for instance_property in instance_properties: self.add_instance_property(instance_id, instance_property, nr) if related_networks: property_val = [ {"related_network_role": related_network_role} for related_network_role in related_networks ] rnr_instance_property = instance_property.replace( "_network_role", "_related_networks" ) self.add_instance_property( instance_id, rnr_instance_property, str(property_val).replace("'", '\\"'), ) def resource_exists(self, resource_name): """Checking the tosca model for a VF to see if a resource has already been added""" component_instances = self.tosca.get("componentInstances", []) for component in component_instances: if component.get("name") == resource_name: return True return False def policy_exists(self, policy_name): """Checking the tosca model for a VF to see if a resource has already been added The policy name in the tosca model is all lowercase, and if there are dashes in the VNF name they are removed in the policy name. """ policies = self.tosca.get("policies", {}) for p_name, policy in policies.items(): tosca_policy_name = policy.get("name").lower() if tosca_policy_name.find("{}..{}".format(self.vnf_name.lower().replace("-", ""), policy_name.lower())) != -1: return policy.get("uniqueId") return None def add_input_value(self, input_name, input_default_value): """Updates an input value on a VNF :input_name: input name to update :property_value: value to update input with """ inputs = self.tosca.get("inputs", []) for item in inputs: if item["name"] == input_name: unique_id = item["uniqueId"] parent_unique_id = item["parentUniqueId"] owner_id = item["ownerId"] default_value = item.get("defaultValue", "") if default_value != input_default_value: return self.oc.sdc.vnf.add_catalog_resource_input( **self.attributes, input_default_value=input_default_value, input_name=input_name, input_parent_unique_id=parent_unique_id, input_unique_id=unique_id, input_owner_id=owner_id, ) else: return None raise exceptions.InputNotFoundException( "Input {} was not found in VF".format(input_name) ) # TODO # instance, policy, and group properties can probably be merged # rn there is a lot of dup def add_instance_property(self, instance_id, property_name, property_value, origin_section="componentInstancesInputs"): """Updates an instance property on a abstract instance attached to a VNF :instance_id: ID of a instance attached to a VNF :property_name: property name to update :property_value: value to update property with """ instance_inputs = self.tosca.get(origin_section, {}).get( instance_id, {} ) for prop in instance_inputs: if prop.get("name") == property_name: unique_id = prop.get("uniqueId") parent_unique_id = prop.get("parentUniqueId") owner_id = prop.get("ownerId") schemaType = prop.get("schemaType", "") property_type = prop.get("type") value = prop.get("value", "") if value != property_value: return self.oc.sdc.vnf.add_catalog_resource_property( **self.attributes, unique_id=unique_id, parent_unique_id=parent_unique_id, owner_id=owner_id, catalog_resource_instance_id=instance_id, property_name=property_name, property_default_value=property_value, schema_type=schemaType, property_type=property_type, ) else: return None raise exceptions.PropertyNotFoundException( "Property {} was not found in Instance {}".format( property_name, instance_id ) ) def add_instance_property_non_vf(self, instance_id, property_name, property_value, origin_section="componentInstancesProperties"): """Updates an instance property on a abstract instance attached to a VNF :instance_id: ID of a instance attached to a VNF :property_name: property name to update :property_value: value to update property with """ instance_inputs = self.tosca.get(origin_section, {}).get( instance_id, {} ) for prop in instance_inputs: if prop.get("name") == property_name: unique_id = prop.get("uniqueId") parent_unique_id = prop.get("parentUniqueId") owner_id = prop.get("ownerId") schemaType = prop.get("schemaType", "") property_type = prop.get("type") value = prop.get("value", "") if value != property_value: return self.oc.sdc.vnf.add_catalog_resource_property_non_vf( **self.attributes, unique_id=unique_id, parent_unique_id=parent_unique_id, owner_id=owner_id, catalog_resource_instance_id=instance_id, property_name=property_name, property_default_value=property_value, schema_type=schemaType, property_type=property_type, ) else: return None raise exceptions.PropertyNotFoundException( "Property {} was not found in Instance {}".format( property_name, instance_id ) ) def add_policy_property(self, policy_id, property_name, property_value): """Updates a policy property on a polic attached to a VNF :policy_id: ID of a policy attached to a VNF :property_name: property name to update :property_value: value to update property with """ policies = ( self.tosca.get("policies", {}).get(policy_id, {}).get("properties", {}) ) for prop in policies: if prop.get("name") == property_name: unique_id = prop.get("uniqueId") property_type = prop.get("type") description = prop.get("description") value = prop.get("value", "") if value != property_value: return self.oc.sdc.vnf.add_catalog_policy_property( catalog_resource_id=self.catalog_resource_id, unique_id=unique_id, catalog_policy_id=policy_id, property_name=property_name, property_default_value=property_value, description=description, property_type=property_type, ) else: return None raise exceptions.PropertyNotFoundException( "Property {} was not found in policy {}".format(property_name, policy_id) ) def add_policy_resource(self, policy_name): """Adds an SDC policy resource to a VNF :policy_name: name of the policy, matching onap-client.conf """ policy = self.oc.config.sdc.POLICIES.get(policy_name) if not policy: raise exceptions.UnknownPolicyException( "Policy {} was not found in configuration file".format(policy_name) ) new_policy = self.oc.sdc.vnf.add_catalog_resource_policy( **self.attributes, catalog_policy_name=policy ) self._refresh() return new_policy.catalog_resource_id def associate_policy(self, policy_id, instance_ids): """associates an SDC policy resource to an VNF instance resource :policy_id: ID of policy resource from catalog :instance_ids: list of instance ids to associate policy with """ return self.oc.sdc.vnf.add_policy_to_instance( **self.attributes, catalog_policy_id=policy_id, instance_ids=instance_ids ) def _refresh(self): """GETs the VNF model from SDC and updates the VNF object""" vnf = self.oc.sdc.vnf.get_catalog_resource(**self.attributes) self.attributes["tosca"] = vnf.response_data def _output(self): return self.tosca def update_vnf(catalog_resource_id, vnf_input, oc=None): if not oc: oc = Client() existing_vnf = oc.sdc.vnf.get_catalog_resource( catalog_resource_id=catalog_resource_id ).response_data if existing_vnf.get("lifecycleState") != "NOT_CERTIFIED_CHECKOUT": vnf = oc.sdc.vnf.checkout_catalog_resource(catalog_resource_id=catalog_resource_id).response_data else: vnf = oc.sdc.vnf.get_catalog_resource_metadata(catalog_resource_id=catalog_resource_id).response_data.get("metadata", {}) new_vnf_metadata = oc.sdc.vnf.get_catalog_resource_metadata(catalog_resource_id=vnf.get("uniqueId")).response_data.get("metadata", {}) csar_version = vsp.get_vsp_version_id(vnf.get("csarUUID"), search_key="name", oc=oc) vnf["csarVersion"] = csar_version vnf["componentMetadata"] = new_vnf_metadata updated_vnf = oc.sdc.vnf.update_catalog_resource(catalog_resource_id=vnf.get("uniqueId"), payload_data=json.dumps(vnf)).response_data vnf_input["catalog_resource_id"] = updated_vnf.get("uniqueId") vnf_input["tosca"] = updated_vnf return vnf_input def create_vnf(vnf_input, oc=None): """Creates a vnf object in SDC :vnf_input: dictionary with values to input for vnf creation :return: dictionary of updated values for created vnf """ if not oc: oc = Client() software_product_id = vsp.get_vsp_id(vnf_input.get("software_product_name"), oc=oc) software_product_version_id = vsp.get_vsp_version_id(software_product_id, oc=oc) vsp_model = vsp.get_vsp_model(software_product_id, software_product_version_id, oc=oc) vsp_vendor = vsp_model.get("vendorName") vsp_category = vsp_model.get("category") vsp_sub_category = vsp_model.get("subCategory") vnf_input["software_product_id"] = software_product_id vnf_input["vsp_category"] = vsp_category vnf_input["vsp_sub_category"] = vsp_sub_category vnf_input["vendor_name"] = vsp_vendor vnf_input["vnf_description"] = vnf_input.get("description") category = get_resource_category(vsp_category, oc=oc) vsp_sub_categories = [] for subcategory in category.get("subcategories", []): if subcategory.get("uniqueId").lower() == vsp_sub_category.lower(): vsp_sub_categories.append(subcategory) break category["subcategories"] = vsp_sub_categories vnf_input["contact_id"] = vsp.get_vsp_owner(software_product_id, oc=oc) vnf = oc.sdc.vnf.add_catalog_resource(**vnf_input, categories=[category]) vnf_input["catalog_resource_id"] = vnf.catalog_resource_id vnf_input["tosca"] = vnf.response_data return vnf_input def instance_ids_for_property(vnf_model, property_name, property_value): """Parses a VNF model dictionary for a property + property value, to find the abstract node tosca uuid :vnf_model: dictionary for a VNF tosca model :property_name: name of a property to look for in the vnf model :property_value: value of a property to look for in the vnf model :return: matching [instance_ids] or [] """ instance_ids = [] instances = vnf_model.get("componentInstancesInputs", {}) for instance_id, properties in instances.items(): for prop in properties: if ( prop.get("name") == property_name and prop.get("value", "") == property_value ): instance_ids.append(instance_id) break return instance_ids def network_role_property_for_instance(network_role_tag, vnf_model, instance_id): """Parses a VNF model dictionary for a network_role_tag property, to find the corresponding network role property :network_role_tag: the network role tag to search for :vnf_model: dictionary for a VNF tosca model :instance_id: unique ID for an abstract node to look for the network_tag_property :return: network_role property ID or None """ properties = [] instance_inputs = vnf_model.get("componentInstancesInputs", {}).get(instance_id, {}) for prop in instance_inputs: if prop.get("name").endswith( "network_role_tag" ) and network_role_tag == prop.get("value"): network_role_property = prop.get("name").replace("_tag", "") properties.append(network_role_property) return properties def add_resource(parent_resource_id, catalog_resource_id, catalog_resource_name, origin_type="VF", oc=None): """Attaches a resource to a VNF in SDC :catalog_resource_id: ID of a resource in the SDC catalog :catalog_resource_name: name to give to the resource when attaching to vnf :origin_type: specifies the origin of the attached resource """ if not oc: oc = Client() milli_timestamp = int(time.time() * 1000) resource_instance = oc.sdc.vnf.add_resource_instance( catalog_resource_id=parent_resource_id, posX=random.randrange(150, 550), # nosec posY=random.randrange(150, 450), # nosec milli_timestamp=milli_timestamp, new_catalog_resource_id=catalog_resource_id, new_catalog_resource_name=catalog_resource_name, originType=origin_type, ) response = { "id": resource_instance.catalog_resource_instance_id, "tosca": resource_instance.response_data, } return response @utility def get_vnf(vnf_name, oc=None): """Queries SDC for the TOSCA model for a VNF""" if not oc: oc = Client() return oc.sdc.vnf.get_catalog_resource( catalog_resource_id=get_vnf_id(vnf_name, oc=oc) ).response_data def get_resource_category(category_name, oc=None): if not oc: oc = Client() resource_categories = oc.sdc.get_resource_categories().response_data for category in resource_categories: if category.get("uniqueId").lower() == category_name.lower(): return category return None def get_vnf_id(vnf_name, oc=None): if not oc: oc = Client() response = oc.sdc.vnf.get_resources() results = response.response_data.get("resources", []) catalog_resource = {} update_time = -1 for vnf in results: if vnf.get("name") == vnf_name and vnf.get("lastUpdateDate") > update_time: update_time = vnf.get("lastUpdateDate") catalog_resource = vnf return catalog_resource.get("uniqueId")