+# Copyright 2017 ZTE Corporation.
+#
+# 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
+
+def safe_get(key_val, key):
+ return key_val[key] if key in key_val else ""
+
+
+def find_node_name(node_id, node_list):
+ for node in node_list:
+ if node['id'] == node_id:
+ return node['template_name']
+ raise Exception('can not find node(%s).' % node_id)
+
+
+def find_node_type(node_id, node_list):
+ for node in node_list:
+ if node['id'] == node_id:
+ return node['type_name']
+ raise Exception('can not find node(%s).' % node_id)
+
+
+def find_related_node(node_id, src_json_model, requirement_name):
+ related_nodes = []
+ for model_tpl in safe_get(src_json_model, "node_templates"):
+ for rt in safe_get(model_tpl, 'requirement_templates'):
+ if safe_get(rt, 'name') == requirement_name and \
+ safe_get(rt, 'target_node_template_name') == node_id:
+ related_nodes.append(model_tpl['name'])
+ return related_nodes
+
+
+def convert_props(src_node, dest_node):
+ if 'properties' in src_node and src_node['properties']:
+ for prop_name, prop_info in src_node['properties'].items():
+ if 'value' in prop_info:
+ dest_node['properties'][prop_name] = prop_info['value']
+
+
+def convert_metadata(src_json):
+ return src_json['metadata'] if 'metadata' in src_json else {}
+
+def convert_factor_unit(value):
+ if isinstance(value, (str, unicode)):
+ return value
+ return "%s %s" % (value["factor"], value["unit"])
+
+def convert_inputs(src_json):
+ inputs = {}
+ if 'inputs' in src_json:
+ src_inputs = src_json['inputs']
+ for param_name, param_info in src_inputs.items():
+ input_param = {}
+ if 'type_name' in param_info:
+ input_param['type'] = param_info['type_name']
+ if 'description' in param_info:
+ input_param['description'] = param_info['description']
+ if 'value' in param_info:
+ input_param['value'] = param_info['value']
+ inputs[param_name] = input_param
+ return inputs
+
+
+def convert_vnf_node(src_node, src_json_model):
+ vnf_node = {'type': src_node['type_name'], 'vnf_id': src_node['template_name'],
+ 'description': '', 'properties': {}, 'dependencies': [], 'networks': []}
+ convert_props(src_node, vnf_node)
+ for model_tpl in safe_get(src_json_model, "node_templates"):
+ if model_tpl['name'] != vnf_node['vnf_id']:
+ continue
+ vnf_node['dependencies'] = [{
+ 'key_name': requirement['name'],
+ 'vl_id': requirement['target_node_template_name']} for \
+ requirement in safe_get(model_tpl, 'requirement_templates') if \
+ safe_get(requirement, 'target_capability_name') == 'virtual_linkable']
+ vnf_node['networks'] = [requirement['target_node_template_name'] for \
+ requirement in safe_get(model_tpl, 'requirement_templates') if \
+ safe_get(requirement, 'name') == 'dependency']
+ return vnf_node
+
+
+def convert_pnf_node(src_node, src_json_model):
+ pnf_node = {'pnf_id': src_node['template_name'], 'description': '', 'properties': {}}
+ convert_props(src_node, pnf_node)
+ pnf_node['cps'] = find_related_node(src_node['id'], src_json_model, 'virtualbinding')
+ return pnf_node
+
+
+def convert_vl_node(src_node, src_node_list):
+ vl_node = {'vl_id': src_node['template_name'], 'description': '', 'properties': {}}
+ convert_props(src_node, vl_node)
+ vl_node['route_id'] = ''
+ for relation in safe_get(src_node, 'relationships'):
+ if safe_get(relation, 'type_name').endswith('.VirtualLinksTo'):
+ vl_node['route_id'] = find_node_name(relation['target_node_id'], src_node_list)
+ break
+ vl_node['route_external'] = (src_node['type_name'].find('.RouteExternalVL') > 0)
+ return vl_node
+
+
+def convert_cp_node(src_node, src_node_list, model_type='NSD'):
+ cp_node = {'cp_id': src_node['template_name'], 'description': '', 'properties': {}}
+ convert_props(src_node, cp_node)
+ src_relationships = src_node['relationships']
+ for relation in src_relationships:
+ if safe_get(relation, 'name') in ('virtualLink', 'virtual_link'):
+ cp_node['vl_id'] = find_node_name(relation['target_node_id'], src_node_list)
+ elif safe_get(relation, 'name') in ('virtualbinding', 'virtual_binding'):
+ node_key = 'pnf_id' if model_type == 'NSD' else 'vdu_id'
+ cp_node[node_key] = find_node_name(relation['target_node_id'], src_node_list)
+ return cp_node
+
+
+def convert_router_node(src_node, src_node_list):
+ router_node = {'router_id': src_node['template_name'], 'description': '', 'properties': {}}
+ convert_props(src_node, router_node)
+ for relation in src_node['relationships']:
+ if safe_get(relation, 'name') != 'external_virtual_link':
+ continue
+ router_node['external_vl_id'] = find_node_name(relation['target_node_id'], src_node_list)
+ router_node['external_ip_addresses'] = []
+ if 'properties' not in relation:
+ continue
+ for prop_name, prop_info in relation['properties'].items():
+ if prop_name == 'router_ip_address':
+ router_node['external_ip_addresses'].append(prop_info['value'])
+ break
+ return router_node
+
+
+def convert_fp_node(src_node, src_node_list, src_json_model):
+ fp_node = {'fp_id': src_node['template_name'], 'description': '',
+ 'properties': {}, 'forwarder_list': []}
+ convert_props(src_node, fp_node)
+ for relation in safe_get(src_node, 'relationships'):
+ if safe_get(relation, 'name') != 'forwarder':
+ continue
+ forwarder_point = {'type': 'vnf'}
+ target_node_type = find_node_type(relation['target_node_id'], src_node_list).upper()
+ if target_node_type.find('.CP.') >= 0 or target_node_type.endswith('.CP'):
+ forwarder_point['type'] = 'cp'
+ forwarder_point['node_name'] = find_node_name(relation['target_node_id'], src_node_list)
+ forwarder_point['capability'] = ''
+ if forwarder_point['type'] == 'vnf':
+ for node_tpl in src_json_model["node_templates"]:
+ if fp_node['fp_id'] != node_tpl["name"]:
+ continue
+ for r_tpl in safe_get(node_tpl, "requirement_templates"):
+ if safe_get(r_tpl, "target_node_template_name") != forwarder_point['node_name']:
+ continue
+ forwarder_point['capability'] = safe_get(r_tpl, "target_capability_name")
+ break
+ break
+ fp_node['forwarder_list'].append(forwarder_point)
+ return fp_node
+
+
+def convert_vnffg_group(src_group, src_group_list, src_node_list):
+ vnffg = {'vnffg_id': src_group['template_name'], 'description': '',
+ 'properties': {}, 'members': []}
+ convert_props(src_group, vnffg)
+ for member_node_id in src_group['member_node_ids']:
+ vnffg['members'].append(find_node_name(member_node_id, src_node_list))
+ return vnffg
+
+
+def convert_imagefile_node(src_node, src_node_list):
+ image_node = {'image_file_id': src_node['template_name'], 'description': '',
+ 'properties': {}}
+ convert_props(src_node, image_node)
+ return image_node
+
+
+def convert_localstorage_node(src_node, src_node_list):
+ localstorage_node = {'local_storage_id': src_node['template_name'], 'description': '',
+ 'properties': {}}
+ convert_props(src_node, localstorage_node)
+ return localstorage_node
+
+def convert_volumestorage_node(src_node, src_node_list):
+ volumestorage_node = {
+ 'volume_storage_id': src_node['id'],
+ 'description': "",
+ 'properties': {}}
+ convert_props(src_node, volumestorage_node)
+ volumestorage_node["properties"]["size"] = convert_factor_unit(
+ volumestorage_node["properties"]["size_of_storage"])
+ return volumestorage_node
+
+def convert_vdu_node(src_node, src_node_list, src_json_model):
+ vdu_node = {'vdu_id': src_node['template_name'], 'description': '', 'properties': {},
+ 'image_file': '', 'local_storages': [], 'dependencies': [], 'nfv_compute': {},
+ 'vls': [], 'artifacts': [], 'volume_storages': []}
+ convert_props(src_node, vdu_node)
+
+ for relation in src_node.get('relationships', ''):
+ r_id, r_name = safe_get(relation, 'target_node_id'), safe_get(relation, 'name')
+ if r_name == 'guest_os':
+ vdu_node['image_file'] = find_node_name(r_id, src_node_list)
+ elif r_name == 'local_storage':
+ vdu_node['local_storages'].append(find_node_name(r_id, src_node_list))
+ elif r_name == 'virtual_storage':
+ vdu_node['volume_storages'].append(r_id)
+ elif r_name.endswith('.AttachesTo'):
+ nt = find_node_type(r_id, src_node_list)
+ if nt.endswith('.BlockStorage.Local') or nt.endswith('.LocalStorage'):
+ vdu_node['local_storages'].append(find_node_name(r_id, src_node_list))
+
+ for capability in src_node['capabilities']:
+ if not capability['type_name'].endswith('.VirtualCompute'):
+ continue
+ vdu_node['nfv_compute']['flavor_extra_specs'] = {}
+ for prop_name, prop_info in capability['properties'].items():
+ if prop_name == "virtual_cpu":
+ vdu_node['nfv_compute']['num_cpus'] = prop_info["value"]["num_virtual_cpu"]
+ vdu_node['nfv_compute']['cpu_frequency'] = convert_factor_unit(
+ prop_info["value"]["virtual_cpu_clock"])
+ elif prop_name == "virtual_memory":
+ vdu_node['nfv_compute']['mem_size'] = convert_factor_unit(
+ prop_info["value"]["virtual_mem_size"])
+ elif prop_name == "requested_additional_capabilities":
+ for key, val in prop_info["value"].items():
+ vdu_node['nfv_compute']['flavor_extra_specs'].update(
+ val["target_performance_parameters"])
+
+ vdu_node['cps'] = find_related_node(src_node['id'], src_json_model, 'virtualbinding')
+
+ for cp_node in vdu_node['cps']:
+ for src_cp_node in src_node_list:
+ if src_cp_node['template_name'] != cp_node:
+ continue
+ for relation in safe_get(src_cp_node, 'relationships'):
+ if relation['name'] != 'virtualLink':
+ continue
+ vl_node_name = find_node_name(relation['target_node_id'], src_node_list)
+ if vl_node_name not in vdu_node['vls']:
+ vdu_node['vls'].append(vl_node_name)
+
+ for item in safe_get(src_node, 'artifacts'):
+ artifact = {'artifact_name': item['name'], 'type': item['type_name'],
+ 'file': item['source_path'], 'properties': {}}
+ convert_props(item, artifact)
+ for key in artifact['properties']:
+ if 'factor' in artifact['properties'][key] and 'unit' in artifact['properties'][key]:
+ artifact['properties'][key] = convert_factor_unit(artifact['properties'][key])
+ vdu_node['artifacts'].append(artifact)
+ if artifact["type"].endswith(".SwImage"):
+ vdu_node['image_file'] = artifact["artifact_name"]
+ return vdu_node
+
+
+def convert_exposed_node(src_json, src_nodes, exposed):
+ for item in safe_get(safe_get(src_json, 'substitution'), 'requirements'):
+ exposed['external_cps'].append({'key_name': item['mapped_name'],
+ "cp_id": find_node_name(item['node_id'], src_nodes)})
+ for item in safe_get(safe_get(src_json, 'substitution'), 'capabilities'):
+ exposed['forward_cps'].append({'key_name': item['mapped_name'],
+ "cp_id": find_node_name(item['node_id'], src_nodes)})
+
+
+def convert_vnffgs(src_json_inst, src_nodes):
+ vnffgs = []
+ src_groups = safe_get(src_json_inst, 'groups')
+ for group in src_groups:
+ type_name = group['type_name'].upper()
+ if type_name.find('.VNFFG.') >= 0 or type_name.endswith('.VNFFG'):
+ vnffgs.append(convert_vnffg_group(group, src_groups, src_nodes))
+ return vnffgs
+
+def merge_imagefile_node(img_nodes, vdu_nodes):
+ for vdu_node in vdu_nodes:
+ for artifact in vdu_node.get("artifacts", []):
+ if not artifact["type"].endswith(".SwImage"):
+ continue
+ imgids = [img["image_file_id"] for img in img_nodes]
+ if artifact["artifact_name"] in imgids:
+ continue
+ img_nodes.append({
+ "image_file_id": artifact["artifact_name"],
+ "description": "",
+ "properties": artifact["properties"]
+ })
+
+def convert_common(src_json, target_json):
+ if isinstance(src_json, (unicode, str)):
+ src_json_dict = json.loads(src_json)
+ else:
+ src_json_dict = src_json
+ src_json_inst = src_json_dict["instance"]
+ src_json_model = src_json_dict["model"] if "model" in src_json_dict else {}
+
+ target_json['metadata'] = convert_metadata(src_json_inst)
+ target_json['inputs'] = convert_inputs(src_json_inst)
+ target_json['vls'] = []
+ target_json['cps'] = []
+ target_json['routers'] = []
+
+ return src_json_inst, src_json_model
+
+
+def convert_nsd_model(src_json):
+ target_json = {'vnfs': [], 'pnfs': [], 'fps': []}
+ src_json_inst, src_json_model = convert_common(src_json, target_json)
+
+ src_nodes = src_json_inst['nodes']
+ for node in src_nodes:
+ type_name = node['type_name']
+ if type_name.find('.VNF.') > 0 or type_name.endswith('.VNF'):
+ target_json['vnfs'].append(convert_vnf_node(node, src_json_model))
+ elif type_name.find('.PNF.') > 0 or type_name.endswith('.PNF'):
+ target_json['pnfs'].append(convert_pnf_node(node, src_json_model))
+ elif type_name.find('.VL.') > 0 or type_name.endswith('.VL') \
+ or node['type_name'].find('.RouteExternalVL') > 0:
+ target_json['vls'].append(convert_vl_node(node, src_nodes))
+ elif type_name.find('.CP.') > 0 or type_name.endswith('.CP'):
+ target_json['cps'].append(convert_cp_node(node, src_nodes))
+ elif type_name.find('.FP.') > 0 or type_name.endswith('.FP'):
+ target_json['fps'].append(convert_fp_node(node, src_nodes, src_json_model))
+ elif type_name.endswith('.Router'):
+ target_json['routers'].append(convert_router_node(node, src_nodes))
+
+ target_json['vnffgs'] = convert_vnffgs(src_json_inst, src_nodes)
+
+ target_json['ns_exposed'] = {'external_cps': [], 'forward_cps': []}
+ convert_exposed_node(src_json_inst, src_nodes, target_json['ns_exposed'])
+ return json.dumps(target_json)
+
+
+def convert_vnfd_model(src_json):
+ target_json = {'image_files': [], 'local_storages': [], 'vdus': [], 'volume_storages': []}
+ src_json_inst, src_json_model = convert_common(src_json, target_json)
+
+ src_nodes = src_json_inst['nodes']
+ for node in src_nodes:
+ type_name = node['type_name']
+ if type_name.endswith('.ImageFile'):
+ target_json['image_files'].append(convert_imagefile_node(node, src_nodes))
+ elif type_name.endswith('.BlockStorage.Local') or type_name.endswith('.LocalStorage'):
+ target_json['local_storages'].append(convert_localstorage_node(node, src_nodes))
+ elif type_name.endswith('VDU.VirtualStorage'):
+ target_json['volume_storages'].append(convert_volumestorage_node(node, src_nodes))
+ elif type_name.endswith('VDU.Compute'):
+ target_json['vdus'].append(convert_vdu_node(node, src_nodes, src_json_model))
+ elif type_name.find('.VL.') > 0 or type_name.endswith('.VL') \
+ or type_name.endswith('.VnfVirtualLinkDesc') \
+ or type_name.endswith('.RouteExternalVL'):
+ target_json['vls'].append(convert_vl_node(node, src_nodes))
+ elif type_name.find('.CP.') > 0 or type_name.endswith('.CP') or type_name.endswith(".VduCpd"):
+ target_json['cps'].append(convert_cp_node(node, src_nodes, 'VNFD'))
+ elif type_name.endswith('.Router'):
+ target_json['routers'].append(convert_router_node(node, src_nodes))
+
+ target_json['vnf_exposed'] = {'external_cps': [], 'forward_cps': []}
+ convert_exposed_node(src_json_inst, src_nodes, target_json['vnf_exposed'])
+ merge_imagefile_node(target_json['image_files'], target_json['vdus'])
+ return json.dumps(target_json)
+
+if __name__ == '__main__':
+ src_json = json.dumps({
+ "instance": {
+ "metadata": {
+ "vnfSoftwareVersion": "1.0.0",
+ "vnfProductName": "zte",
+ "localizationLanguage": [
+ "english",
+ "chinese"
+ ],
+ "vnfProvider": "zte",
+ "vnfmInfo": "zte",
+ "defaultLocalizationLanguage": "english",
+ "vnfdId": "zte-hss-1.0",
+ "vnfProductInfoDescription": "hss",
+ "vnfdVersion": "1.0.0",
+ "vnfProductInfoName": "hss"
+ },
+ "nodes": [
+ {
+ "id": "vNAT_Storage_6wdgwzedlb6sq18uzrr41sof7",
+ "type_name": "tosca.nodes.nfv.VDU.VirtualStorage",
+ "template_name": "vNAT_Storage",
+ "properties": {
+ "size_of_storage": {
+ "type_name": "scalar-unit.size",
+ "value": {
+ "value": 10000000000,
+ "factor": 10,
+ "unit": "GB",
+ "unit_size": 1000000000
+ }
+ },
+ "type_of_storage": {
+ "type_name": "string",
+ "value": "volume"
+ },
+ "rdma_enabled": {
+ "type_name": "boolean",
+ "value": False
+ }
+ },
+ "interfaces": [
+ {
+ "name": "Standard",
+ "description": "This lifecycle interface defines the essential, normative operations that TOSCA nodes may support.",
+ "type_name": "tosca.interfaces.node.lifecycle.Standard",
+ "operations": [
+ {
+ "name": "create",
+ "description": "Standard lifecycle create operation."
+ },
+ {
+ "name": "stop",
+ "description": "Standard lifecycle stop operation."
+ },
+ {
+ "name": "start",
+ "description": "Standard lifecycle start operation."
+ },
+ {
+ "name": "delete",
+ "description": "Standard lifecycle delete operation."
+ },
+ {
+ "name": "configure",
+ "description": "Standard lifecycle configure operation."
+ }
+ ]
+ }
+ ],
+ "capabilities": [
+ {
+ "name": "feature",
+ "type_name": "tosca.capabilities.Node"
+ },
+ {
+ "name": "virtual_storage",
+ "type_name": "tosca.capabilities.nfv.VirtualStorage"
+ }
+ ]
+ },
+ {
+ "id": "sriov_link_2610d7gund4e645wo39dvp238",
+ "type_name": "tosca.nodes.nfv.VnfVirtualLinkDesc",
+ "template_name": "sriov_link",
+ "properties": {
+ "vl_flavours": {
+ "type_name": "map",
+ "value": {
+ "vl_id": "aaaa"
+ }
+ },
+ "connectivity_type": {
+ "type_name": "tosca.datatypes.nfv.ConnectivityType",
+ "value": {
+ "layer_protocol": "ipv4",
+ "flow_pattern": "flat"
+ }
+ },
+ "description": {
+ "type_name": "string",
+ "value": "sriov_link"
+ },
+ "test_access": {
+ "type_name": "list",
+ "value": [
+ "test"
+ ]
+ }
+ },
+ "interfaces": [
+ {
+ "name": "Standard",
+ "description": "This lifecycle interface defines the essential, normative operations that TOSCA nodes may support.",
+ "type_name": "tosca.interfaces.node.lifecycle.Standard",
+ "operations": [
+ {
+ "name": "create",
+ "description": "Standard lifecycle create operation."
+ },
+ {
+ "name": "stop",
+ "description": "Standard lifecycle stop operation."
+ },
+ {
+ "name": "start",
+ "description": "Standard lifecycle start operation."
+ },
+ {
+ "name": "delete",
+ "description": "Standard lifecycle delete operation."
+ },
+ {
+ "name": "configure",
+ "description": "Standard lifecycle configure operation."
+ }
+ ]
+ }
+ ],
+ "capabilities": [
+ {
+ "name": "feature",
+ "type_name": "tosca.capabilities.Node"
+ },
+ {
+ "name": "virtual_linkable",
+ "type_name": "tosca.capabilities.nfv.VirtualLinkable"
+ }
+ ]
+ },
+ {
+ "id": "vdu_vNat_7ozwkcr86sa87fmd2nue2ww07",
+ "type_name": "tosca.nodes.nfv.VDU.Compute",
+ "template_name": "vdu_vNat",
+ "properties": {
+ "configurable_properties": {
+ "type_name": "map",
+ "value": {
+ "test": {
+ "additional_vnfc_configurable_properties": {
+ "aaa": "1",
+ "bbb": "2",
+ "ccc": "3"
+ }
+ }
+ }
+ },
+ "boot_order": {
+ "type_name": "list",
+ "value": [
+ "vNAT_Storage"
+ ]
+ },
+ "name": {
+ "type_name": "string",
+ "value": "vNat"
+ },
+ "nfvi_constraints": {
+ "type_name": "list",
+ "value": [
+ "test"
+ ]
+ },
+ "description": {
+ "type_name": "string",
+ "value": "the virtual machine of vNat"
+ }
+ },
+ "interfaces": [
+ {
+ "name": "Standard",
+ "description": "This lifecycle interface defines the essential, normative operations that TOSCA nodes may support.",
+ "type_name": "tosca.interfaces.node.lifecycle.Standard",
+ "operations": [
+ {
+ "name": "create",
+ "description": "Standard lifecycle create operation."
+ },
+ {
+ "name": "stop",
+ "description": "Standard lifecycle stop operation."
+ },
+ {
+ "name": "start",
+ "description": "Standard lifecycle start operation."
+ },
+ {
+ "name": "delete",
+ "description": "Standard lifecycle delete operation."
+ },
+ {
+ "name": "configure",
+ "description": "Standard lifecycle configure operation."
+ }
+ ]
+ }
+ ],
+ "artifacts": [
+ {
+ "name": "vNatVNFImage",
+ "type_name": "tosca.artifacts.nfv.SwImage",
+ "source_path": "/swimages/vRouterVNF_ControlPlane.qcow2",
+ "properties": {
+ "operating_system": {
+ "type_name": "string",
+ "value": "linux"
+ },
+ "sw_image": {
+ "type_name": "string",
+ "value": "/swimages/vRouterVNF_ControlPlane.qcow2"
+ },
+ "name": {
+ "type_name": "string",
+ "value": "vNatVNFImage"
+ },
+ "checksum": {
+ "type_name": "string",
+ "value": "5000"
+ },
+ "min_ram": {
+ "type_name": "scalar-unit.size",
+ "value": {
+ "value": 1000000000,
+ "factor": 1,
+ "unit": "GB",
+ "unit_size": 1000000000
+ }
+ },
+ "disk_format": {
+ "type_name": "string",
+ "value": "qcow2"
+ },
+ "version": {
+ "type_name": "string",
+ "value": "1.0"
+ },
+ "container_format": {
+ "type_name": "string",
+ "value": "bare"
+ },
+ "min_disk": {
+ "type_name": "scalar-unit.size",
+ "value": {
+ "value": 10000000000,
+ "factor": 10,
+ "unit": "GB",
+ "unit_size": 1000000000
+ }
+ },
+ "supported_virtualisation_environments": {
+ "type_name": "list",
+ "value": [
+ "test_0"
+ ]
+ },
+ "size": {
+ "type_name": "scalar-unit.size",
+ "value": {
+ "value": 10000000000,
+ "factor": 10,
+ "unit": "GB",
+ "unit_size": 1000000000
+ }
+ }
+ }
+ }
+ ],
+ "capabilities": [
+ {
+ "name": "feature",
+ "type_name": "tosca.capabilities.Node"
+ },
+ {
+ "name": "os",
+ "type_name": "tosca.capabilities.OperatingSystem",
+ "properties": {
+ "distribution": {
+ "type_name": "string",
+ "description": "The Operating System (OS) distribution. Examples of valid values for a \"type\" of \"Linux\" would include: debian, fedora, rhel and ubuntu."
+ },
+ "version": {
+ "type_name": "version",
+ "description": "The Operating System version."
+ },
+ "type": {
+ "type_name": "string",
+ "description": "The Operating System (OS) type. Examples of valid values include: linux, aix, mac, windows, etc."
+ },
+ "architecture": {
+ "type_name": "string",
+ "description": "The Operating System (OS) architecture. Examples of valid values include: x86_32, x86_64, etc."
+ }
+ }
+ },
+ {
+ "name": "host",
+ "type_name": "tosca.capabilities.Container",
+ "properties": {
+ "cpu_frequency": {
+ "type_name": "scalar-unit.frequency",
+ "description": "Specifies the operating frequency of CPU's core. This property expresses the expected frequency of one (1) CPU as provided by the property \"num_cpus\"."
+ },
+ "mem_size": {
+ "type_name": "scalar-unit.size",
+ "description": "Size of memory available to applications running on the Compute node (default unit is MB)."
+ },
+ "num_cpus": {
+ "type_name": "integer",
+ "description": "Number of (actual or virtual) CPUs associated with the Compute node."
+ },
+ "disk_size": {
+ "type_name": "scalar-unit.size",
+ "description": "Size of the local disk available to applications running on the Compute node (default unit is MB)."
+ }
+ }
+ },
+ {
+ "name": "binding",
+ "type_name": "tosca.capabilities.network.Bindable"
+ },
+ {
+ "name": "scalable",
+ "type_name": "tosca.capabilities.Scalable",
+ "properties": {
+ "min_instances": {
+ "type_name": "integer",
+ "value": 1,
+ "description": "This property is used to indicate the minimum number of instances that should be created for the associated TOSCA Node Template by a TOSCA orchestrator."
+ },
+ "default_instances": {
+ "type_name": "integer",
+ "description": "An optional property that indicates the requested default number of instances that should be the starting number of instances a TOSCA orchestrator should attempt to allocate. Note: The value for this property MUST be in the range between the values set for \"min_instances\" and \"max_instances\" properties."
+ },
+ "max_instances": {
+ "type_name": "integer",
+ "value": 1,
+ "description": "This property is used to indicate the maximum number of instances that should be created for the associated TOSCA Node Template by a TOSCA orchestrator."
+ }
+ }
+ },
+ {
+ "name": "virtual_compute",
+ "type_name": "tosca.capabilities.nfv.VirtualCompute",
+ "properties": {
+ "requested_additional_capabilities": {
+ "type_name": "map",
+ "value": {
+ "ovs_dpdk": {
+ "requested_additional_capability_name": "ovs_dpdk",
+ "min_requested_additional_capability_version": "1.0",
+ "support_mandatory": True,
+ "target_performance_parameters": {
+ "sw:ovs_dpdk": "true"
+ },
+ "preferred_requested_additional_capability_version": "1.0"
+ },
+ "hyper_threading": {
+ "requested_additional_capability_name": "hyper_threading",
+ "min_requested_additional_capability_version": "1.0",
+ "support_mandatory": True,
+ "target_performance_parameters": {
+ "hw:cpu_cores": "2",
+ "hw:cpu_threads": "2",
+ "hw:cpu_threads_policy": "isolate",
+ "hw:cpu_sockets": "2"
+ },
+ "preferred_requested_additional_capability_version": "1.0"
+ },
+ "numa": {
+ "requested_additional_capability_name": "numa",
+ "min_requested_additional_capability_version": "1.0",
+ "support_mandatory": True,
+ "target_performance_parameters": {
+ "hw:numa_cpus.0": "0,1",
+ "hw:numa_cpus.1": "2,3,4,5",
+ "hw:numa_nodes": "2",
+ "hw:numa_mem.1": "3072",
+ "hw:numa_mem.0": "1024"
+ },
+ "preferred_requested_additional_capability_version": "1.0"
+ }
+ }
+ },
+ "virtual_cpu": {
+ "type_name": "tosca.datatypes.nfv.VirtualCpu",
+ "value": {
+ "num_virtual_cpu": 2,
+ "virtual_cpu_clock": {
+ "value": 2400000000,
+ "factor": 2.4,
+ "unit": "GHz",
+ "unit_size": 1000000000
+ },
+ "cpu_architecture": "X86",
+ "virtual_cpu_oversubscription_policy": "test",
+ "virtual_cpu_pinning": {
+ "cpu_pinning_map": {
+ "cpu_pinning_0": "1"
+ },
+ "cpu_pinning_policy": "static"
+ }
+ }
+ },
+ "virtual_memory": {
+ "type_name": "tosca.datatypes.nfv.VirtualMemory",
+ "value": {
+ "virtual_mem_oversubscription_policy": "mem_policy_test",
+ "numa_enabled": True,
+ "virtual_mem_size": {
+ "value": 10000000000,
+ "factor": 10,
+ "unit": "GB",
+ "unit_size": 1000000000
+ }
+ }
+ }
+ }
+ },
+ {
+ "name": "virtual_binding",
+ "type_name": "tosca.capabilities.nfv.VirtualBindable"
+ }
+ ],
+ "relationships": [
+ {
+ "name": "virtual_storage",
+ "source_requirement_index": 0,
+ "target_node_id": "vNAT_Storage_6wdgwzedlb6sq18uzrr41sof7",
+ "properties": {
+ "location": {
+ "type_name": "string",
+ "value": "/mnt/volume_0",
+ "description": "The relative location (e.g., path on the file system), which provides the root location to address an attached node. e.g., a mount point / path such as '/usr/data'. Note: The user must provide it and it cannot be \"root\"."
+ }
+ },
+ "source_interfaces": [
+ {
+ "name": "Configure",
+ "description": "The lifecycle interfaces define the essential, normative operations that each TOSCA Relationship Types may support.",
+ "type_name": "tosca.interfaces.relationship.Configure",
+ "operations": [
+ {
+ "name": "add_source",
+ "description": "Operation to notify the target node of a source node which is now available via a relationship."
+ },
+ {
+ "name": "pre_configure_target",
+ "description": "Operation to pre-configure the target endpoint."
+ },
+ {
+ "name": "post_configure_source",
+ "description": "Operation to post-configure the source endpoint."
+ },
+ {
+ "name": "target_changed",
+ "description": "Operation to notify source some property or attribute of the target changed"
+ },
+ {
+ "name": "pre_configure_source",
+ "description": "Operation to pre-configure the source endpoint."
+ },
+ {
+ "name": "post_configure_target",
+ "description": "Operation to post-configure the target endpoint."
+ },
+ {
+ "name": "remove_target",
+ "description": "Operation to remove a target node."
+ },
+ {
+ "name": "add_target",
+ "description": "Operation to notify the source node of a target node being added via a relationship."
+ }
+ ]
+ }
+ ]
+ }
+ ]
+ },
+ {
+ "id": "SRIOV_Port_leu1j6rfdt4c8vta6aec1xe39",
+ "type_name": "tosca.nodes.nfv.VduCpd",
+ "template_name": "SRIOV_Port",
+ "properties": {
+ "address_data": {
+ "type_name": "list",
+ "value": [
+ {
+ "address_type": "ip_address",
+ "l3_address_data": {
+ "ip_address_type": "ipv4",
+ "floating_ip_activated": False,
+ "number_of_ip_address": 1,
+ "ip_address_assignment": True
+ }
+ }
+ ]
+ },
+ "description": {
+ "type_name": "string",
+ "value": "sriov port"
+ },
+ "layer_protocol": {
+ "type_name": "string",
+ "value": "ipv4"
+ },
+ "virtual_network_interface_requirements": {
+ "type_name": "list",
+ "value": [
+ {
+ "requirement": {
+ "SRIOV": "true"
+ },
+ "support_mandatory": False,
+ "name": "sriov",
+ "description": "sriov"
+ },
+ {
+ "requirement": {
+ "SRIOV": "false"
+ },
+ "support_mandatory": False,
+ "name": "normal",
+ "description": "normal"
+ }
+ ]
+ },
+ "role": {
+ "type_name": "string",
+ "value": "root"
+ },
+ "bitrate_requirement": {
+ "type_name": "integer",
+ "value": 10
+ }
+ },
+ "interfaces": [
+ {
+ "name": "Standard",
+ "description": "This lifecycle interface defines the essential, normative operations that TOSCA nodes may support.",
+ "type_name": "tosca.interfaces.node.lifecycle.Standard",
+ "operations": [
+ {
+ "name": "create",
+ "description": "Standard lifecycle create operation."
+ },
+ {
+ "name": "stop",
+ "description": "Standard lifecycle stop operation."
+ },
+ {
+ "name": "start",
+ "description": "Standard lifecycle start operation."
+ },
+ {
+ "name": "delete",
+ "description": "Standard lifecycle delete operation."
+ },
+ {
+ "name": "configure",
+ "description": "Standard lifecycle configure operation."
+ }
+ ]
+ }
+ ],
+ "capabilities": [
+ {
+ "name": "feature",
+ "type_name": "tosca.capabilities.Node"
+ }
+ ],
+ "relationships": [
+ {
+ "name": "virtual_binding",
+ "source_requirement_index": 0,
+ "target_node_id": "vdu_vNat_7ozwkcr86sa87fmd2nue2ww07",
+ "source_interfaces": [
+ {
+ "name": "Configure",
+ "description": "The lifecycle interfaces define the essential, normative operations that each TOSCA Relationship Types may support.",
+ "type_name": "tosca.interfaces.relationship.Configure",
+ "operations": [
+ {
+ "name": "add_source",
+ "description": "Operation to notify the target node of a source node which is now available via a relationship."
+ },
+ {
+ "name": "pre_configure_target",
+ "description": "Operation to pre-configure the target endpoint."
+ },
+ {
+ "name": "post_configure_source",
+ "description": "Operation to post-configure the source endpoint."
+ },
+ {
+ "name": "target_changed",
+ "description": "Operation to notify source some property or attribute of the target changed"
+ },
+ {
+ "name": "pre_configure_source",
+ "description": "Operation to pre-configure the source endpoint."
+ },
+ {
+ "name": "post_configure_target",
+ "description": "Operation to post-configure the target endpoint."
+ },
+ {
+ "name": "remove_target",
+ "description": "Operation to remove a target node."
+ },
+ {
+ "name": "add_target",
+ "description": "Operation to notify the source node of a target node being added via a relationship."
+ }
+ ]
+ }
+ ]
+ },
+ {
+ "name": "virtual_link",
+ "source_requirement_index": 1,
+ "target_node_id": "sriov_link_2610d7gund4e645wo39dvp238",
+ "target_capability_name": "feature",
+ "source_interfaces": [
+ {
+ "name": "Configure",
+ "description": "The lifecycle interfaces define the essential, normative operations that each TOSCA Relationship Types may support.",
+ "type_name": "tosca.interfaces.relationship.Configure",
+ "operations": [
+ {
+ "name": "add_source",
+ "description": "Operation to notify the target node of a source node which is now available via a relationship."
+ },
+ {
+ "name": "pre_configure_target",
+ "description": "Operation to pre-configure the target endpoint."
+ },
+ {
+ "name": "post_configure_source",
+ "description": "Operation to post-configure the source endpoint."
+ },
+ {
+ "name": "target_changed",
+ "description": "Operation to notify source some property or attribute of the target changed"
+ },
+ {
+ "name": "pre_configure_source",
+ "description": "Operation to pre-configure the source endpoint."
+ },
+ {
+ "name": "post_configure_target",
+ "description": "Operation to post-configure the target endpoint."
+ },
+ {
+ "name": "remove_target",
+ "description": "Operation to remove a target node."
+ },
+ {
+ "name": "add_target",
+ "description": "Operation to notify the source node of a target node being added via a relationship."
+ }
+ ]
+ }
+ ]
+ }
+ ]
+ }
+ ],
+ "substitution": {
+ "node_type_name": "tosca.nodes.nfv.VNF.vOpenNAT",
+ "requirements": [
+ {
+ "mapped_name": "sriov_plane",
+ "node_id": "SRIOV_Port_leu1j6rfdt4c8vta6aec1xe39",
+ "name": "virtual_link"
+ }
+ ]
+ }
+ },
+ "model": {
+ "metadata": {
+ "vnfSoftwareVersion": "1.0.0",
+ "vnfProductName": "openNAT",
+ "localizationLanguage": [
+ "english",
+ "chinese"
+ ],
+ "vnfProvider": "intel",
+ "vnfmInfo": "GVNFM",
+ "defaultLocalizationLanguage": "english",
+ "vnfdId": "openNAT-1.0",
+ "vnfProductInfoDescription": "openNAT",
+ "vnfdVersion": "1.0.0",
+ "vnfProductInfoName": "openNAT"
+ },
+ "node_templates": [
+ {
+ "name": "vNAT_Storage",
+ "type_name": "tosca.nodes.nfv.VDU.VirtualStorage",
+ "default_instances": 1,
+ "min_instances": 0,
+ "properties": {
+ "size_of_storage": {
+ "type_name": "scalar-unit.size",
+ "value": {
+ "value": 10000000000,
+ "factor": 10,
+ "unit": "GB",
+ "unit_size": 1000000000
+ }
+ },
+ "type_of_storage": {
+ "type_name": "string",
+ "value": "volume"
+ },
+ "rdma_enabled": {
+ "type_name": "boolean",
+ "value": False
+ }
+ },
+ "interface_templates": [
+ ""
+ ],
+ "capability_templates": [
+ {
+ "name": "feature",
+ "type_name": "tosca.capabilities.Node"
+ },
+ {
+ "name": "virtual_storage",
+ "type_name": "tosca.capabilities.nfv.VirtualStorage"
+ }
+ ]
+ },
+ {
+ "name": "vdu_vNat",
+ "type_name": "tosca.nodes.nfv.VDU.Compute",
+ "default_instances": 1,
+ "min_instances": 0,
+ "properties": {
+ "configurable_properties": {
+ "type_name": "map",
+ "value": {
+ "test": {
+ "additional_vnfc_configurable_properties": {
+ "aaa": "1",
+ "bbb": "2",
+ "ccc": "3"
+ }
+ }
+ }
+ },
+ "boot_order": {
+ "type_name": "list",
+ "value": [
+ "vNAT_Storage"
+ ]
+ },
+ "name": {
+ "type_name": "string",
+ "value": "vNat"
+ },
+ "nfvi_constraints": {
+ "type_name": "list",
+ "value": [
+ "test"
+ ]
+ },
+ "description": {
+ "type_name": "string",
+ "value": "the virtual machine of vNat"
+ }
+ },
+ "interface_templates": [
+ ""
+ ],
+ "artifact_templates": [
+ ""
+ ],
+ "capability_templates": [
+ {
+ "name": "feature",
+ "type_name": "tosca.capabilities.Node"
+ },
+ {
+ "name": "os",
+ "type_name": "tosca.capabilities.OperatingSystem",
+ "properties": {
+ "distribution": {
+ "type_name": "string",
+ "description": "The Operating System (OS) distribution. Examples of valid values for a \"type\" of \"Linux\" would include: debian, fedora, rhel and ubuntu."
+ },
+ "version": {
+ "type_name": "version",
+ "description": "The Operating System version."
+ },
+ "type": {
+ "type_name": "string",
+ "description": "The Operating System (OS) type. Examples of valid values include: linux, aix, mac, windows, etc."
+ },
+ "architecture": {
+ "type_name": "string",
+ "description": "The Operating System (OS) architecture. Examples of valid values include: x86_32, x86_64, etc."
+ }
+ }
+ },
+ {
+ "name": "host",
+ "type_name": "tosca.capabilities.Container",
+ "valid_source_node_type_names": [
+ "tosca.nodes.SoftwareComponent"
+ ],
+ "properties": {
+ "cpu_frequency": {
+ "type_name": "scalar-unit.frequency",
+ "description": "Specifies the operating frequency of CPU's core. This property expresses the expected frequency of one (1) CPU as provided by the property \"num_cpus\"."
+ },
+ "mem_size": {
+ "type_name": "scalar-unit.size",
+ "description": "Size of memory available to applications running on the Compute node (default unit is MB)."
+ },
+ "num_cpus": {
+ "type_name": "integer",
+ "description": "Number of (actual or virtual) CPUs associated with the Compute node."
+ },
+ "disk_size": {
+ "type_name": "scalar-unit.size",
+ "description": "Size of the local disk available to applications running on the Compute node (default unit is MB)."
+ }
+ }
+ },
+ {
+ "name": "binding",
+ "type_name": "tosca.capabilities.network.Bindable"
+ },
+ {
+ "name": "scalable",
+ "type_name": "tosca.capabilities.Scalable",
+ "properties": {
+ "min_instances": {
+ "type_name": "integer",
+ "value": 1,
+ "description": "This property is used to indicate the minimum number of instances that should be created for the associated TOSCA Node Template by a TOSCA orchestrator."
+ },
+ "default_instances": {
+ "type_name": "integer",
+ "description": "An optional property that indicates the requested default number of instances that should be the starting number of instances a TOSCA orchestrator should attempt to allocate. Note: The value for this property MUST be in the range between the values set for \"min_instances\" and \"max_instances\" properties."
+ },
+ "max_instances": {
+ "type_name": "integer",
+ "value": 1,
+ "description": "This property is used to indicate the maximum number of instances that should be created for the associated TOSCA Node Template by a TOSCA orchestrator."
+ }
+ }
+ },
+ {
+ "name": "virtual_compute",
+ "type_name": "tosca.capabilities.nfv.VirtualCompute",
+ "properties": {
+ "requested_additional_capabilities": {
+ "type_name": "map",
+ "value": {
+ "ovs_dpdk": {
+ "requested_additional_capability_name": "ovs_dpdk",
+ "min_requested_additional_capability_version": "1.0",
+ "support_mandatory": True,
+ "target_performance_parameters": {
+ "sw:ovs_dpdk": "true"
+ },
+ "preferred_requested_additional_capability_version": "1.0"
+ },
+ "hyper_threading": {
+ "requested_additional_capability_name": "hyper_threading",
+ "min_requested_additional_capability_version": "1.0",
+ "support_mandatory": True,
+ "target_performance_parameters": {
+ "hw:cpu_cores": "2",
+ "hw:cpu_threads": "2",
+ "hw:cpu_threads_policy": "isolate",
+ "hw:cpu_sockets": "2"
+ },
+ "preferred_requested_additional_capability_version": "1.0"
+ },
+ "numa": {
+ "requested_additional_capability_name": "numa",
+ "min_requested_additional_capability_version": "1.0",
+ "support_mandatory": True,
+ "target_performance_parameters": {
+ "hw:numa_cpus.0": "0,1",
+ "hw:numa_cpus.1": "2,3,4,5",
+ "hw:numa_nodes": "2",
+ "hw:numa_mem.1": "3072",
+ "hw:numa_mem.0": "1024"
+ },
+ "preferred_requested_additional_capability_version": "1.0"
+ }
+ }
+ },
+ "virtual_cpu": {
+ "type_name": "tosca.datatypes.nfv.VirtualCpu",
+ "value": {
+ "num_virtual_cpu": 2,
+ "virtual_cpu_clock": {
+ "value": 2400000000,
+ "factor": 2.4,
+ "unit": "GHz",
+ "unit_size": 1000000000
+ },
+ "cpu_architecture": "X86",
+ "virtual_cpu_oversubscription_policy": "test",
+ "virtual_cpu_pinning": {
+ "cpu_pinning_map": {
+ "cpu_pinning_0": "1"
+ },
+ "cpu_pinning_policy": "static"
+ }
+ }
+ },
+ "virtual_memory": {
+ "type_name": "tosca.datatypes.nfv.VirtualMemory",
+ "value": {
+ "virtual_mem_oversubscription_policy": "mem_policy_test",
+ "numa_enabled": True,
+ "virtual_mem_size": {
+ "value": 10000000000,
+ "factor": 10,
+ "unit": "GB",
+ "unit_size": 1000000000
+ }
+ }
+ }
+ }
+ },
+ {
+ "name": "virtual_binding",
+ "type_name": "tosca.capabilities.nfv.VirtualBindable"
+ }
+ ],
+ "requirement_templates": [
+ {
+ "name": "virtual_storage",
+ "target_node_template_name": "vNAT_Storage",
+ "relationship_template": {
+ "type_name": "tosca.relationships.nfv.VDU.AttachedTo",
+ "properties": {
+ "location": {
+ "type_name": "string",
+ "value": "/mnt/volume_0",
+ "description": "The relative location (e.g., path on the file system), which provides the root location to address an attached node. e.g., a mount point / path such as '/usr/data'. Note: The user must provide it and it cannot be \"root\"."
+ }
+ },
+ "source_interface_templates": [
+ ""
+ ]
+ }
+ }
+ ]
+ },
+ {
+ "name": "SRIOV_Port",
+ "type_name": "tosca.nodes.nfv.VduCpd",
+ "default_instances": 1,
+ "min_instances": 0,
+ "properties": {
+ "address_data": {
+ "type_name": "list",
+ "value": [
+ {
+ "address_type": "ip_address",
+ "l3_address_data": {
+ "ip_address_type": "ipv4",
+ "floating_ip_activated": False,
+ "number_of_ip_address": 1,
+ "ip_address_assignment": True
+ }
+ }
+ ]
+ },
+ "description": {
+ "type_name": "string",
+ "value": "sriov port"
+ },
+ "layer_protocol": {
+ "type_name": "string",
+ "value": "ipv4"
+ },
+ "virtual_network_interface_requirements": {
+ "type_name": "list",
+ "value": [
+ {
+ "requirement": {
+ "SRIOV": "true"
+ },
+ "support_mandatory": False,
+ "name": "sriov",
+ "description": "sriov"
+ },
+ {
+ "requirement": {
+ "SRIOV": "false"
+ },
+ "support_mandatory": False,
+ "name": "normal",
+ "description": "normal"
+ }
+ ]
+ },
+ "role": {
+ "type_name": "string",
+ "value": "root"
+ },
+ "bitrate_requirement": {
+ "type_name": "integer",
+ "value": 10
+ }
+ },
+ "interface_templates": [
+ ""
+ ],
+ "capability_templates": [
+ {
+ "name": "feature",
+ "type_name": "tosca.capabilities.Node"
+ }
+ ],
+ "requirement_templates": [
+ {
+ "name": "virtual_binding",
+ "target_node_template_name": "vdu_vNat",
+ "relationship_template": {
+ "type_name": "tosca.relationships.nfv.VirtualBindsTo",
+ "source_interface_templates": [
+ ""
+ ]
+ }
+ },
+ {
+ "name": "virtual_link",
+ "target_node_type_name": "tosca.nodes.nfv.VnfVirtualLinkDesc",
+ "relationship_template": {
+ "type_name": "tosca.relationships.nfv.VirtualLinksTo",
+ "source_interface_templates": [
+ ""
+ ]
+ }
+ }
+ ]
+ }
+ ],
+ "substitution_template": {
+ "node_type_name": "tosca.nodes.nfv.VNF.vOpenNAT",
+ "requirement_templates": [
+ {
+ "mapped_name": "sriov_plane",
+ "node_template_name": "SRIOV_Port",
+ "name": "virtual_link"
+ }
+ ]
+ }
+ }
+ })
+ print convert_vnfd_model(src_json)
+
+
+
+