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# -*- coding: utf8 -*-
# ============LICENSE_START====================================================
# org.onap.vvp/validation-scripts
# ===================================================================
# Copyright © 2019 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============================================
import json
import os
from preload import (
AbstractPreloadGenerator,
get_or_create_template,
get_json_template,
replace,
)
THIS_DIR = os.path.dirname(os.path.abspath(__file__))
DATA_DIR = os.path.join(THIS_DIR, "grapi_data")
def get_or_create_network_template(network, vm_networks):
"""
If the network role already exists in vm_networks, then
return that otherwise create a blank template and return that
"""
return get_or_create_template(
DATA_DIR, "network-role", network, vm_networks, "vm-network"
)
def add_fixed_ips(network_template, fixed_ips, uses_dhcp):
items = network_template["network-information-items"]["network-information-item"]
ipv4s = next(item for item in items if item["ip-version"] == "4")
ipv6s = next(item for item in items if item["ip-version"] == "6")
if uses_dhcp:
ipv4s["use-dhcp"] = "Y"
ipv6s["use-dhcp"] = "Y"
for ip in fixed_ips:
target = ipv4s if ip.ip_version == 4 else ipv6s
ips = target["network-ips"]["network-ip"]
if ip.param not in ips:
ips.append(replace(ip.param))
target["ip-count"] += 1
def add_floating_ips(network_template, floating_ips):
for ip in floating_ips:
key = "floating-ip-v4" if ip.ip_version == 4 else "floating-ip-v6"
ips = network_template["floating-ips"][key]
value = replace(ip.param)
if value not in ips:
ips.append(value)
class GrApiPreloadGenerator(AbstractPreloadGenerator):
@classmethod
def supports_output_passing(cls):
return True
@classmethod
def format_name(cls):
return "GR-API"
@classmethod
def output_sub_dir(cls):
return "grapi"
def generate_module(self, vnf_module):
template = get_json_template(DATA_DIR, "preload_template")
self._populate(template, vnf_module)
vnf_name = vnf_module.vnf_name
outfile = "{}/{}.json".format(self.output_dir, vnf_name)
with open(outfile, "w") as f:
json.dump(template, f, indent=4)
def _populate(self, preload, vnf_module):
self._add_vnf_metadata(preload)
self._add_vms(preload, vnf_module)
self._add_availability_zones(preload, vnf_module)
self._add_parameters(preload, vnf_module)
self._add_vnf_networks(preload, vnf_module)
@staticmethod
def _add_vms(preload, vnf_module):
vms = preload["input"]["preload-vf-module-topology-information"][
"vf-module-topology"
]["vf-module-assignments"]["vms"]["vm"]
for vm in vnf_module.virtual_machine_types:
vm_template = get_json_template(DATA_DIR, "vm")
vms.append(vm_template)
vm_template["vm-type"] = vm.vm_type
vm_template["vm-names"]["vm-name"].extend(map(replace, vm.names))
vm_template["vm-count"] = vm.vm_count
vm_networks = vm_template["vm-networks"]["vm-network"]
for port in vm.ports:
role = port.network.network_role
network_template = get_or_create_network_template(role, vm_networks)
network_template["network-role"] = role
add_fixed_ips(network_template, port.fixed_ips, port.uses_dhcp)
add_floating_ips(network_template, port.floating_ips)
@staticmethod
def _add_availability_zones(preload, vnf_module):
zones = preload["input"]["preload-vf-module-topology-information"][
"vnf-resource-assignments"
]["availability-zones"]["availability-zone"]
zones.extend(map(replace, vnf_module.availability_zones))
@staticmethod
def _add_parameters(preload, vnf_module):
params = [
{"name": key, "value": value}
for key, value in vnf_module.preload_parameters.items()
]
preload["input"]["preload-vf-module-topology-information"][
"vf-module-topology"
]["vf-module-parameters"]["param"].extend(params)
@staticmethod
def _add_vnf_networks(preload, vnf_module):
networks = preload["input"]["preload-vf-module-topology-information"][
"vnf-resource-assignments"
]["vnf-networks"]["vnf-network"]
for network in vnf_module.networks:
network_data = {
"network-role": network.network_role,
"network-name": replace("network name of {}".format(network.name_param)),
}
if network.subnet_params:
network_data["subnets-data"] = {"subnet-data": []}
subnet_data = network_data["subnets-data"]["subnet-data"]
for subnet_param in network.subnet_params:
subnet_data.append({"subnet-id": replace(subnet_param)})
networks.append(network_data)
@staticmethod
def _add_vnf_metadata(preload):
topology = preload["input"]["preload-vf-module-topology-information"]
vnf_meta = topology["vnf-topology-identifier-structure"]
vnf_meta["vnf-name"] = replace("vnf_name")
vnf_meta["vnf-type"] = replace("Concatenation of "
"<Service Name>/<VF Instance Name> "
"MUST MATCH SDC")
module_meta = topology["vf-module-topology"]["vf-module-topology-identifier"]
module_meta["vf-module-name"] = replace("vf_module_name")
module_meta["vf-module-type"] = replace("<vfModuleModelName> from CSAR or SDC")
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